WO2002041407A1 - Solar battery module, photovoltaic power generation system, support block supporting solar battery module, and photovoltaic power generation system installation method - Google Patents
Solar battery module, photovoltaic power generation system, support block supporting solar battery module, and photovoltaic power generation system installation method Download PDFInfo
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- WO2002041407A1 WO2002041407A1 PCT/JP2001/008015 JP0108015W WO0241407A1 WO 2002041407 A1 WO2002041407 A1 WO 2002041407A1 JP 0108015 W JP0108015 W JP 0108015W WO 0241407 A1 WO0241407 A1 WO 0241407A1
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- Prior art keywords
- groove
- support
- solar cell
- cell module
- downward
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
- H02S20/23—Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/20—Peripheral frames for modules
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/30—Arrangement of stationary mountings or supports for solar heat collector modules using elongate rigid mounting elements extending substantially along the supporting surface, e.g. for covering buildings with solar heat collectors
- F24S25/33—Arrangement of stationary mountings or supports for solar heat collector modules using elongate rigid mounting elements extending substantially along the supporting surface, e.g. for covering buildings with solar heat collectors forming substantially planar assemblies, e.g. of coplanar or stacked profiles
- F24S25/35—Arrangement of stationary mountings or supports for solar heat collector modules using elongate rigid mounting elements extending substantially along the supporting surface, e.g. for covering buildings with solar heat collectors forming substantially planar assemblies, e.g. of coplanar or stacked profiles by means of profiles with a cross-section defining separate supporting portions for adjacent modules
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
- F24S25/61—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules for fixing to the ground or to building structures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
- F24S25/65—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules for coupling adjacent supporting elements, e.g. for connecting profiles together
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S2020/10—Solar modules layout; Modular arrangements
- F24S2020/11—Solar modules layout; Modular arrangements in the form of multiple rows and multiple columns, all solar modules being coplanar
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S2025/01—Special support components; Methods of use
- F24S2025/014—Methods for installing support elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S2025/01—Special support components; Methods of use
- F24S2025/015—Supports with play between elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S2025/01—Special support components; Methods of use
- F24S2025/016—Filling or spacing means; Elastic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S2025/01—Special support components; Methods of use
- F24S2025/019—Means for accommodating irregularities on mounting surface; Tolerance compensation means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
- F24S2025/6003—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules by clamping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
- F24S2025/6004—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules by clipping, e.g. by using snap connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S2025/80—Special profiles
- F24S2025/801—Special profiles having hollow parts with closed cross-section
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Definitions
- the present invention relates to a solar cell module in which a frame is mounted around the periphery of a module body for photovoltaic power generation, and a solar power generation apparatus used by arranging the solar cell modules side by side on a building roof.
- Background art relating to a support used for supporting a solar cell module, and a method for installing a photovoltaic device on a building roof.
- the photovoltaic power generators installed on the roof of a building have solar modules mounted on rail-shaped supports fixed on the roof, and these are connected by a connecting device.
- the support base includes an upper support base having a groove that opens diagonally downward, and a lower support base that is disposed diagonally below the support base and that has a groove that opens diagonally upward. I have. A solar cell module with no frame material attached to the periphery is attached so that it is fitted over these two units.
- the entire solar cell module Inserts upwards from. Thereafter, the entire solar cell module is rotated around the upper support so as to approach the roof, and the entire lower edge of the module is made to closely approach the groove of the lower support. Next, the entire solar cell module is moved obliquely downward while the insertion of the upper edge portion into the groove of the upper support is maintained. Thereby, the entire lower edge is inserted into the groove of the lower support, and the solar cell module is mounted over the upper and lower supports.
- the entire upper edge portion of the solar cell module having a certain thickness is inserted obliquely upward into the groove of the upper support. Therefore, the groove of the upper support and the upper edge portion inserted into the groove are likely to compete.
- the upper edge portion inserted into the groove is thick, the angle at which the solar cell module is inserted obliquely upward into the groove of the upper support is small. Therefore, the insertion is difficult, and the workability of mounting the solar cell module by the mounting procedure is not good.
- the present invention provides a solar cell module that can be easily installed between an upper support and a lower support that is arranged diagonally below the support, a solar power generation device including the module, and a support that supports the module. It is an object of the present invention to provide a platform and a method of installing the solar power generation device on a roof.
- a solar cell module according to the present invention is formed by framing a rectangular module main body, an upper frame material, a lower frame material, and a pair of side frame materials, and is attached to a peripheral portion of the module main body. With a body, and an insertion protruding from the middle of the upper frame material in the thickness direction. An indentation is provided.
- the solar cell module of the present invention there is little competition between the upper frame material of the frame body and the downward grooves of the upper support base into which the upper frame material is inserted and supported.
- the angle of entry of the upper frame material into the downward groove of the upper support can be increased. Therefore, it is easy to insert the upper frame material into the downward groove. Therefore, the solar cell module according to the present invention can be easily installed between the upper support and the lower support disposed diagonally below the support.
- a solar power generation device includes an upper support and a lower support fixed diagonally on the roof of a building, and a solar cell module installed between these two supports.
- This module includes a rectangular module main body, a frame body formed of an upper frame material, a lower frame material, and a pair of side frame materials, and a frame body attached to a periphery of the module main body.
- the frame member is provided with an insertion protrusion projecting from the middle in the thickness direction of the frame member.
- the photovoltaic power generator of the present invention when the solar cell module is installed so as to be fitted between the upper support and the lower support, the upper frame material of the frame of the module is used. Therefore, there is little competition with the downward grooves of the upper support base into which the upper frame material is inserted and supported. In addition, the angle of insertion of the upper frame material into the downward groove of the upper support can be increased. Therefore, it becomes easy to insert the upper frame material into the downward groove, and in the solar power generation device according to the present invention, the solar cell module is connected to the upper support and the lower support fixed on the roof. Can be easily installed between.
- the support base according to the present invention has a downward groove that opens diagonally downward. And an upward groove that opens obliquely upward are provided in a back-to-back state.
- At least one of the downward groove and the upward groove is used, and the upper frame portion or the lower frame portion of the solar cell module is inserted into the groove.
- the method for installing a photovoltaic power generation device includes a step of fixing the upper support and the lower support on the roof of the building, and a step of inserting the upper frame material of the solar cell module into the upper support. Inserting the solar cell module into the downward groove obliquely from below, rotating the solar cell module about the upper frame material so that the lower frame material of the solar cell module faces the upper groove of the lower support base, and lower. Move the solar cell module diagonally downward so that the frame material is inserted into the upward groove, and hold the holding members that individually press the upper frame material and the lower frame material from above from the upper support base and the lower support It is equipped with a step for attaching to the table and a step for respectively.
- the solar cell module can be easily installed between the upper support and the lower support fixed to the roof.
- a plurality of support bases having connection holes are provided so as to intersect on the plurality of support bases.
- Each support base has an opening formed in an upper wall thereof and a groove having a groove shape deeper than the opening.
- a port receiver that has one or more screw holes and cannot be rotated in the groove, It is movably housed in a groove so that it can slip under the support.
- the support base and the support are connected by a bolt through a connection hole and screwed into a screw hole.
- the bolt connecting the support base and the support can be screwed from above and tightened. Moreover, t therefore that can have a child is moved to the connecting position by dive the bolt receiving body bolt is screwed into the support under the base side, a good workability for connecting the support table and the support stand base.
- FIG. 1 is a perspective view showing a solar power generation device according to a first embodiment of the present invention together with a roof of a building.
- Figure 2 is a cross-sectional view showing the photovoltaic power generator of Figure 1 installed on a roof.
- FIG. 3 is a cross-sectional view taken along F3-F3 in FIG.
- FIG. 4A is a plan view of a solar cell module included in the solar power generation device of FIG.
- Fig. 4B is a top view of the solar cell module as viewed from the F4B direction force of Fig. 4A.
- Fig. 4C is a side view of the upper part of the solar cell module viewed from the F4C-F4C direction force of Fig. 4A.
- Fig. 4D is a bottom view of the solar cell module as viewed from the direction of F4D in Fig. 4A.
- FIG. 4E is a side view of the lower part of the solar cell module seen from F4E to F4E in Fig. 4A.
- FIG. 5 is a cross-sectional view showing a support base included in the photovoltaic power generation device of FIG. 1 and a holding member attached thereto in a state where they are separated from each other.
- FIG. 6 is a perspective view showing a module fitting procedure of the solar cell module included in the photovoltaic power generator of FIG.
- FIG. 7 is a perspective view showing a solar power generation device according to a second embodiment of the present invention together with a building roof.
- Fig. 8 is a diagram showing the relationship between the length of the solar cell module in the photovoltaic power generator of Fig. 7 and the distance between fulcrums of the module.
- Fig. 9 is a sectional view showing the photovoltaic power generator of Fig. 7 installed on a roof.
- FIG. 10 is a cross-sectional view showing, in an enlarged manner, a F10 portion in FIG.
- FIG. 11 is a cross-sectional view taken along F 11 -F 11 in FIG.
- Fig. 12A is a plan view of a solar cell module included in the photovoltaic power generation device of Fig. 7.
- Fig. 12B is a top view of the solar cell module viewed from the F12 2 direction of Fig. 12A.
- Fig. 12C is a side view of the upper part of the solar cell module viewed from the F12C-F12C directional force of Fig. 12A.
- Fig. 12D is a bottom view of the solar cell module seen from the direction F12D in Fig. 12A.
- Fig. 12E is a side view of the lower part of the solar battery module as viewed from the direction of F12E-F12E in Fig. 12A.
- FIG. 13 is a perspective view showing a module fitting procedure of the solar cell module included in the photovoltaic power generator of FIG.
- FIG. 14 shows a photovoltaic power generator according to the third embodiment of the present invention.
- FIG. 2 is a perspective view showing the roof of the building.
- FIG. 15 is an exploded perspective view showing a part of a support base device provided in the solar power generation device of FIG.
- FIG. 16A is a cross-sectional view of the support base device provided in the photovoltaic power generation device of FIG.
- FIG. 16B is a cross-sectional view taken along F 16 -F 16 in FIG. 16A.
- FIG. 17 is a perspective view showing a bolt receiver provided in the support base device of FIG.
- FIG. 18 is a cross-sectional view showing a situation in which a cross-section of a support device provided in the photovoltaic power generation device of FIG.
- FIG. 19 is a perspective view showing a bolt receiver provided in a support base device for a photovoltaic power generator according to a fourth embodiment of the present invention.
- FIG. 20 is a cross-sectional view of the photovoltaic power generation device shown in FIG.
- FIG. 21 is a perspective view showing a port receiver provided in a support base device for a photovoltaic power generator according to a fifth embodiment of the present invention.
- FIG. 22 is a cross-sectional view of the photovoltaic power generation device shown in FIG.
- FIG. 23 is an exploded perspective view showing a part of the support base device of the photovoltaic power generator according to the sixth embodiment of the present invention.
- FIG. 24A is a cross-sectional view of the support base device included in the photovoltaic power generation device of FIG.
- FIG. 24B is a cross-sectional view taken along F24-F24 in Fig. 24A.
- Fig. 25 is a photovoltaic power generation device according to the sixth embodiment.
- FIG. 4 is an exploded perspective view showing the interrelationship between a bolt, a support base holding plate, and a bolt receiver provided in the vehicle.
- FIG. 26 is a perspective view showing a solar power generation device according to a seventh embodiment of the present invention together with a roof of a building.
- FIG. 27 is a cross-sectional view taken along F27-F27 in FIG.
- FIG. 28 is a plan view of a portion of the photovoltaic power generation device shown in FIG. 26 cut away in a state before the member is attached to the portion.
- Fig. 29 is a plan view showing the electrical connection between a pair of adjacent solar cell modules of the solar power generation device in Fig. 26.
- FIG. 30A is a perspective view showing the solar cell module included in the photovoltaic power generator of FIG. 30 as viewed from the back side.
- FIG. 30B is a cross-sectional view taken along F 30 B—F 30 B in FIG.
- FIG. 30C is an enlarged perspective view showing a F30C portion in FIG. 26A.
- FIG. 31 is a cross-sectional view showing a photovoltaic power generator according to an eighth embodiment of the present invention.
- the reference numeral 21 indicates the roof of the building that is tilted so that the eaves side is lower than the ridge side.
- the roof 21 has a plurality of roofing rods 22 used as a support base on the upper surface thereof. These roofing rods 22 extend in the inclination of the roof 21 and in an oblique direction (toward the eaves ridge). In addition, they are provided at regular intervals in a direction (horizontal direction) crossing the inclination direction at right angles.
- a photovoltaic power generation device 25 for photovoltaic power generation is installed on the roof 21.
- the device 25 includes a plurality of supports 26, a plurality of solar modules 29, a plurality of solar cell modules 30, one or more auxiliary rails 31, and each support 26. 9 is provided with a plurality of pressing members 32 individually attached thereto, and a plurality of horns 33.
- the auxiliary rail 31 may be omitted.
- Each of the supports 26 to 29 has a rail shape and is fixed on the tile rod 22 by screws or the like.
- the fixed supports 26 to 29 which are fixed are parallel to each other and all extend in the lateral direction of the roof 21.
- the supports 26 to 29 adjacent to the roof 21 in the direction of inclination correspond to the vertical width of the solar cell module 30 (the width along the direction of inclination of the roof when installed on the roof 21). It is provided at intervals.
- Each of the supports 26 to 29 has at least one of a predetermined length according to the size of the photovoltaic power generator 25, and is provided continuously in the longitudinal direction when a plurality of the supports are used. .
- the support 26 located closest to the ridge and the support 29 located closest to the eave are called end supports or end rails.
- the supports 27 and 28 arranged between the end rails are called intermediate supports or intermediate rails.
- the supports adjacent to the roof 21 in the direction of inclination the supports that are located relatively close to the ridge are called upper supports or ridge-side supports, and are placed near the eaves.
- the platform is referred to as the lower platform or eaves platform.
- the support base 26 is a mold obtained by extruding an aluminum-yum alloy.
- the support stand 26 has an upward groove 40 and a downward groove 41. It has a pair of flanges 42 and a pair of member receiving portions 43.
- the upward groove 40 opens diagonally upward to the ridge side of the roof 21, and the downward groove 41 opens the roof 21. It opens diagonally downward to the eaves side.
- a pair of flanges 42 are provided below the grooves 40 and 41.
- the pair of member receiving portions 43 is provided on the upper side of both grooves 40 and 41.
- Each of the grooves 40 and 41, the flange 42, and the member receiving portion 43 continuously extends in the longitudinal direction of the support 26.
- the upward groove 40 is formed between the groove upper wall 40a and the groove lower wall 40b and extends.
- the inner side of the groove 40 is closed by an inner wall 26a
- the downward groove 41 is formed between a groove upper wall 41a and a groove lower wall 41b which are parallel to each other.
- the back of this groove 41 is closed by a back wall 26b.
- the depth of the downward groove 41 is deeper than the depth of the upward groove 40.
- the height h1 of the groove 40 and the groove 41 in the back-to-back state is smaller than the thickness h of the solar cell module 30.
- the width w1 of the upper groove wall 41a is shorter than the width w2 of the lower groove wall 41b. Due to this relationship, the size of the opening (frontage) of the downward groove 41 is larger than when the upper width of the upper groove wall 41a and the lower groove wall 4lb are the same. .
- the pair of flanges 42 project from the lower end of the support 26 in the width direction.
- the support base 26 is fixed on the roof 21 by screws (not shown) screwed into the tile rod 22 through these flanges 4'2.
- the pair of member receiving portions 4 3 is And bent end pieces.
- Claw receiving portions (not shown) are provided on the opposing standing piece portions of the two member receiving portions 43, respectively. These claw receiving portions have the same configuration as the below-described claw receiving portions 54a of the support bases 27 and 28.
- the pair of member receiving portions 43 can be omitted when the photovoltaic power generation device 25 is implemented by omitting the pressing member 32.
- the support base 29 is a die material obtained by extruding and forming an aluminum alloy, and has the same configuration as the support base 26. Therefore, the support base 29 has an upward groove 45, a downward groove 48, a pair of flanges 46, and a pair of member receiving portions 47.
- the upward groove 45 opens diagonally upward to the ridge side of the roof 21, and the downward groove 48 opens diagonally downward to the eave side of the roof 21.
- a pair of flanges 46 are provided below the grooves 45, 48.
- the pair of member receiving portions 47 are provided above the grooves 45 and 48.
- the downward groove 48, the upward groove 45, the flange 46, and the member receiving portion 47 all extend continuously in the longitudinal direction of the support base 29.
- the upward groove 45 is formed between the groove upper wall 45a and the groove lower wall 45b.
- the back of the groove 45 is closed by a back wall 29a.
- the downward groove 48 is formed between a groove upper wall 48a and a groove lower wall 48b which are parallel to each other. The inside of this groove 48 is closed by a back wall 29 b.
- the depth of the downward groove 48 is greater than the depth of the upward groove 45.
- the height dimension h1 of the grooves 45, 48 in the back-to-back state is smaller than the thickness h of the solar cell module 30.
- Groove upper wall 4 5A The protruding width w3 is shorter than the protruding width w4 of the groove lower wall 45b. Due to this relationship, the size of the opening (frontage) of the upward groove 45 is larger than when the width of the upper groove wall 45a and the lower groove wall 45b is the same. .
- the pair of flanges 46 project from the lower end of the support base 29 in the width direction.
- the support base 29 is fixed on the roof 21 with screws (not shown) which are screwed into the tile rod 22 through these flanges 46.
- the pair of member receiving portions 47 has an upright piece and an end piece bent at a right angle from the upright piece. Claw receivers (not shown) are provided on the opposing standing pieces of the two member receivers 47. These claw receiving portions have the same configuration as the below-described claw receiving portions 54a of the supports 27 and 28.
- the pair of member receiving portions 47 can be omitted when the photovoltaic power generation device 25 is implemented by omitting the pressing members 32.
- the supports 27 and 28 are formed by extruding an aluminum alloy using the same mold, and have the same structure as the supports 26 and 29. Therefore, the support bases 27 and 28 have a downward groove 51, an upward groove 52, a pair of flanges 53, and a pair of member receiving portions 54.
- the downward groove 51 is opened diagonally downward toward the eaves side of the roof 21 and the upward groove 52 is opened diagonally upward toward the ridge side of roof 21.
- a pair of flanges 53 are provided below the grooves 51, 52.
- the pair of member receiving portions 54 are provided above the grooves 51 and 52.
- the downward groove 51 is formed between the groove upper wall 51a and the groove lower wall 51b which are parallel to each other.
- the inside of the groove 51 is closed by the back wall 5′1c.
- the depth of the downward groove 51 is greater than the depth of the upward groove 52.
- the height dimension h 1 of the downward groove 51 is smaller than the thickness h of the solar cell module 30.
- the width w1 of the upper wall 51a of the groove is shorter than the width w2 of the lower wall 51b of the groove. Due to this relationship, the size of the opening (opening) of the downward groove 51 is larger than when the width of the upper wall 51 a and the lower wall 51 b is the same. I'm sorry.
- the upward groove 52 is formed between the upper groove wall 52a and the lower groove wall 52b, and is provided so as to be opposed to the downward groove 51.
- the back of the upward groove 52 is closed by a back wall 52c.
- the height dimension h 1 of the upward groove 52 is smaller than the thickness h of the solar cell module 30.
- the width w3 of the upper groove wall 52a is shorter than the width w4 of the lower groove wall 52b. Due to this relationship, the size of the opening (opening) of the upward groove 52 becomes larger than when the width of the upper wall 52 a and the lower wall 52 b of the groove is the same. I have.
- the pair of flanges 53 project from the lower ends of the supports 27 and 28 in the width direction and lay.
- the supports 27 and 28 are fixed on the roof 21 by screws (not shown) which are screwed into the tile rods 22 through these flanges 53.
- the pair of member receiving portions 54 has an upright piece and an end piece bent therefrom.
- a claw receiving portion 54 a composed of a convex portion is provided on each of the upstanding pieces facing each other between the two member receiving portions 54. This These claw receiving portions 54a can be formed by steps.
- the pair of member receiving portions 54 can be omitted when the photovoltaic power generation device 25 is implemented by omitting the pressing member 32.
- the solar cell module 30 includes a rectangular module main body 61, a metal frame body 60 attached to the periphery of the module main body 61, and a module main body 6. 1 and a terminal box 62 attached to the back of the device.
- the frame body 60 is formed by framed an upper frame material 63 and a lower frame material 64 made of an extruded aluminum alloy material, and a pair of left and right side frame materials 65 and 66.
- the upper frame member 63 is fitted and attached to the upper edge of the module body 61, and the lower frame member 64 is fitted and fitted to the lower edge of the module body 61.
- the side frame members 65 and 66 are individually fitted and mounted on the left and right side edges of the module body 61.
- the frame members 63 to 66 are connected to each other by screws 67 shown in FIG. 4B and FIG. 4E to form a frame.
- Reference numeral 68 in FIGS. 2 and 3 denotes a gasket and is indicated by a numeral.
- the module body 61 has a thin-film solar cell on the back surface of a rectangular transparent glass substrate, and this battery is sealed with a sealing layer from the back surface side.
- the solar cell is configured as follows.
- a transparent electrode layer is formed on the rear surface of the transparent glass substrate, and this layer is separated into a plurality of photovoltaic regions.
- a photovoltaic thin-film semiconductor layer such as amorphous silicon is formed on this transparent electrode layer.
- This semiconductor layer is divided into multiple regions (photovoltaic elements). Each photovoltaic element is electrically connected in series by a back electrode layer formed on these elements.
- the solar cell has a pair of bus regions for collecting electric power as terminations of the electrical connection. Bus bars as electrodes are individually soldered to these bus regions.
- One end of the output lead wire is individually soldered to both bus bars of the solar cell having the above configuration. These lead wires penetrate the sealing layer and are connected to the terminal box 62. Two positive and negative output cables (not shown) are connected to the terminal box 62.
- each frame member 63 to 66 is the same, and defines the thickness h of the solar cell module 30.
- the upper and lower frame members 6 3, 6 4 are supported in contact with one of the groove lower walls 41 b, 45 b 51 b, 52 b of the support 26 to 29.
- the side frame members 65, 66 have lower pieces 65a, 66a supported by the auxiliary rail 31.
- the upper frame member 63 is provided with an insertion projection 71 protruding from the body.
- the projection 71 is provided at the middle of the upper frame member 63 in the thickness direction. More specifically, above the center of the thickness of the upper frame member 63, preferably at a position lower than the upper surface of the upper frame member 63 by a distance corresponding to 1 Z3 of the thickness h3 of the thickness of the upper frame member 63. It is preferable to provide the insertion protrusion 71.
- the insertion convex portion 71 is hooked on the groove upper wall 41a or 51a and held there.
- the insertion projection 71 is a flat plate that is much thinner than the thickness of the upper frame member 63, and is continuous in the longitudinal direction of the upper frame member 63. Extending.
- the output width w 6 of the insertion convex portion 71 is several times larger than the output width w 7 of the input convex portion 75 described later.
- cushioning materials 72 are bonded at least at both ends in the longitudinal direction.
- an elastic material or a rubber plate can be used as the cushioning material 72.
- a black foam tape with an adhesive on one side can be used.
- This foamed tape can be formed of an ethylene-propylene elastomer such as EPM (ethylene-propylene copolymer) or EPM (ethylene-propylene-polymer).
- EPM ethylene-propylene copolymer
- EPM ethylene-propylene-polymer
- the thickness of the lower frame member 64 is the same as that of the upper frame member 63. As shown in FIG. 2, FIG. 4A, FIG. 4C, and FIG. 4D, the lower frame member 64 has an insertion projection 75 protruding from the body. The projection 75 is provided at the middle of the lower frame member 64 in the thickness direction.
- the upper part of the thickness of the lower frame member 64 is preferably higher than the center of the thickness of the lower frame member 64, preferably a position corresponding to 1/3 of the thickness h3 of the lower frame member 64 from the upper surface of the lower frame member 64. It is preferable to provide the insertion projection 75.
- the insertion convex portion 75 is hooked on the groove upper wall 45a or 52a and held there.
- the convex portion 75 has a flat plate shape much thinner than the thickness of the lower frame member 64, and extends continuously in the longitudinal direction of the lower frame member 64. '' The output width w 7 of the input convex portion 7 5 is more than the output width w 6 of the input convex portion 7 1. Short.
- the cushioning material 76 is adhered to the upper surface of the insertion convex portion 75 at least at both ends in the longitudinal direction.
- the cushioning material 76 can be an elastic material or a rubber plate. This rubber plate (in place of this, a black foam tape with an adhesive on one side can be used. This foam tape is made of ethylene-propylene elastomer such as EPM or EPDM).
- EPM ethylene-propylene elastomer
- providing the pair of cushioning materials 76 apart can reduce the amount of the buffering material 76 and contribute to cost reduction.
- the cushioning material 76 may be adhered to the lower surface of the groove upper walls 45a, 52a. As shown in Fig.
- these auxiliary rails are located between the connection-side support and the eaves-side support that are adjacent to the roof 2 1 in the direction of the eaves.
- They are formed in a hollow shape using an extruded aluminum alloy material.
- the ruler 31 has flanges 31a extending in the width direction as shown in Fig. 2. Through these flanges 31a, the screws 31 are screwed into the roofing rods 22.
- An auxiliary rail 31 is fixed on the roof 21 via screws (not shown).
- reference symbol A denotes a solar cell module 30 and a tile rod 2 2 defined by the upper surface of the auxiliary rail 31 and the upper surfaces of the groove lower walls 41 b, 45 b, 51 b, and 52 b.
- This dimension A is large enough that the output cables (not shown) can be inserted and the connectors at the ends of these output cables cannot be inserted. Is set to Thereby, the height of the photovoltaic power generator 25 can be reduced. Therefore, the thickness of each support 26 to 29 and each auxiliary rail 31 can be reduced, and the cost can be reduced.
- Each of the pressing members 32 is made of an extruded aluminum-Um alloy material. These members 32 have a length that is a positive multiple of the width of the solar cell module 30, and those illustrated are the same as the width of the solar cell module 30. As shown in FIG. 5, each holding member 32 is composed of a frame material holding portion 81 provided on both sides in the width direction and a pair of downward holding members provided therebetween. Stop claws 82 are provided. Each of the holding members 32 is pressed from above onto the member receiving portions 54 of the support bases 26 to 29 so that the locking claws 82 are hooked on the claw receiving portions 54a. The support 26 is attached to each of the forces 26 to 29.
- Each horn 33 is made of an extruded aluminum alloy. As shown in Fig. 1, these stoners 33 move a group of 30 solar cell modules arranged in the horizontal direction of the roof 21 at right angles to the inclination direction of the roof 21. Mounted sandwiching from both sides. Specifically, as shown in FIG. 3, each stop 33 is individually connected to each auxiliary rail 30 by a screw 85. As a result, the solar cell modules 30 arranged side by side on the roof 21 are stopped.
- the supports 26, 29 as the end rails on the ridge side and the eaves side, and the supports 27, 28 as the intermediate rails are placed on the roof 21, the supports 26, 29 as the end rails on the ridge side and the eaves side, and the supports 27, 28 as the intermediate rails are placed. Roofs 21 are arranged parallel to each other at predetermined intervals in the direction of inclination and fixed. At the same time, the auxiliary rails 31 are arranged between the supports adjacent to the roof 21 in the inclined direction in a posture parallel to the supports 26 to 29, and are fixed to the roof 21 respectively. The fixing of the support bases 26 and 29 and the auxiliary rails 31 is performed by screwing to the tiles 22 of the roof 21. In this case, the mounting order of the supports 26 to 29 and the auxiliary rails 31 is not specified.
- the solar cell modules 30 are fitted one after another across the ridge-side support and the eave-side support adjacent to the roof 21 in the inclination direction. This module fitting procedure will be described below with reference to a case where the solar cell module 30 is installed between the eaves-side support base 29 and the ridge-side support base 28.
- the solar cell module 30 is tilted in the opposite direction to the roof 21, and the insertion protrusion 71 of the upper frame member 63 is placed on the building side. Insert it into the downward groove 51 of the support base 28.
- This insertion direction is indicated by arrow C in FIGS.
- the solar cell module 30 is rotated so that the ridge-side support 28 and the upper frame member 63 serve as pivot points, and the lower frame member 64 is moved toward the eave-side support 29.
- the rotation direction in this case is indicated by an arrow D in FIGS.
- the entire solar cell module 30 is moved by its own weight toward the eaves-side support base 29 along the slope of the roof 21.
- the moving direction in this case is indicated by an arrow E in FIGS.
- the movement of the solar cell module 30 in the direction of arrow E may be assisted by hand.
- the insertion protrusion 75 of the lower frame member 64 is inserted into the upward groove 45.
- the solar cell module 30 is located adjacent to the erecting ridge.
- All the photovoltaic modules 30 are sequentially placed on the roof 21 by the module fitting procedure.
- a substantially central portion in the longitudinal direction of both side frame members 65, 66 of each of the thus arranged solar cell modules 30 is placed on the auxiliary rail 31.
- each solar cell module 30 is supported by the auxiliary rail 31 from the back side thereof.
- Adjacent side frame members 65 and 66 of the solar cell module 30 arranged sideways on the roof 21 are in contact with each other (see Fig. 3).
- the stoppers 33 are provided on both sides of the solar cell module 30 group arranged in the horizontal direction of the roof 21. Be placed.
- a holding member 32 is attached to each of the supports 26 to 29 so as to hide them.
- These pressing members 32 are pressed from above after being placed at appropriate positions on each of the supports 26 to 29.
- the locking claw 82 is locked by the claw receiving portion 54 a of each support base 26, and the pressing member 3 is held. 2 is mounted over each support 26 to 29.
- the attached pressing member 32 presses the upper frame member 53 and the lower frame member 64 of the solar cell module 30 from above. Therefore, these upper and lower boiling members 63, 64 are sandwiched between the member holding portion 81 and the groove lower walls 41b, 45b, 51b, 52b.
- the attachment of the pressing members 32 to the supports 26 and 29 can also be performed prior to the attachment of the horn 33.
- the photovoltaic power generator 25 is installed on the roof 21.
- the portion where the thickness of the upper frame member 63 is the largest is inserted diagonally upward into the downward groove 41 or 51 of the ridge-side support. No need to enter.
- a flat insertion protrusion 71 thinner than the maximum thickness of the upper frame member 63 is inserted obliquely upward into the downward groove 41 or 51. Therefore, the insertion convex portion 71 rarely competes with the groove upper wall 41 a of the downward groove 41 or the groove upper wall 51 a of the downward groove 51. Therefore, it is easy to insert the insertion protrusion 71 into the downward groove 41 or 51.
- the point of contact of the upper frame member 63 with the groove lower wall 41b or 52b and the outermost end of the lower frame member 64 (that is, in this embodiment, the leading end of the insertion projection 75).
- the length of the straight line between the upper and lower frame members 6 3 is determined by the length of the straight line as described above when the entire upper frame member 6 3 is inserted into the downward groove 41 or 51. Minutes corresponding to.
- the width of the downward groove 41 is wide because the width w l of the upper wall 41 a is shorter than the width w 2 of the lower wall 41 b. Similarly, since the width w l of the upper groove wall 51a is shorter than the width w 2 of the lower groove wall 51b, the width of the downward groove 51 is wider. Similarly, the width of the upward groove 45 is wider because the width w3 of the upper groove wall 45a is shorter than the width w4 of the lower groove wall 45b. Similarly, since the width w 3 of the upper groove wall 52 a is shorter than the width w 4 of the lower groove wall 52 b, the width of the upward groove 52 is wide.
- the protrusion 75 is caught on the upper wall 41 a, 45 a, 51 a, 52 a of the groove. This can be reduced.
- the insertion angle when inserting in the direction of arrow C can be increased as described above. Therefore, it is easier to insert the insertion protrusion 71 into the downward grooves 41, 51.
- the insertion angle is formed between the roof 21 and the solar cell module 30 which is tilted in the opposite direction.
- a terminal box 62 is provided on the back surface of the solar cell module 30 so as to approach the upper frame member 63 side. Therefore, when installing the solar cell module 30, it is necessary to make the upper frame member 63 face up.
- the upper frame member 6 3 is provided with an insertion projection 71 having a larger output width w 6 than the insertion projection 75, so that the solar cell module is marked by using the projection.
- the mounting posture of 30 can be determined. As a result, the solar cell module 30 There is little risk of installation work.
- the upper frame member 63 of each installed solar cell module 30 is placed on the groove lower wall 41b of the downward groove 41 or the groove lower wall 51b of the downward groove 51.
- the insertion protrusion 71 of the upper frame member 63 is held by being held by the groove upper wall 41a of the downward groove 41 of the ridge side support base or the groove upper wall 51a of the downward groove 51. . Therefore, the movement of the upper frame member 63 in the thickness direction is restricted.
- the solar cell module 30 can be restrained from rattling in the direction of the eaves by the cushioning member 72 sandwiched between the groove upper wall 41a or 51a and the insertion projection 71. Specifically, the cushioning material 72 is pushed toward the eaves by the protruding end of the upper groove wall 41a or 51a, and accordingly, the ridge side portion of the cushioning material 72 becomes the upper groove wall 41a or 51a. And the insertion projections 71 below them. For this reason, rattling of the solar cell module 30 can be suppressed by the cushioning material 72. In addition, the contact area between the cushioning member 72 and the groove upper wall 41a or 51a is local and small. Therefore, when the solar cell module 30 is moved in the lateral direction of the roof 21, the cushioning material 72 rarely acts as a resistance.
- the lower frame member 64 is placed on the groove lower wall 45 b of the upward groove 45 or the groove lower wall 52 b of the downward groove 52.
- the insertion projections 75 of the lower frame member 64 are hooked and held on the upper wall 45a of the upward groove 45 of the eaves-side support or the upper wall 52a of the upward groove 52. You. Therefore, the movement of the lower frame member 64 in the thickness direction is restricted. Also in this case, the solar cell module 30 may rattle in the direction of the eaves by the cushioning material 76 sandwiched between the groove upper wall 45a or 52a and the insertion convex portion 75. Can be prevented.
- the upper frame member 6 3 and the lower frame member 6 4 of the solar cell module 30 are: ':' The frame member holding portion 8 of the holding member 3 2 attached to each of the supports 26 to 29. Pressed upwards with 1. These pressing members 32 prevent the solar cell module 30 mounted on the support base adjacent to the connecting direction from coming off, so that the installation strength of the solar cell module 30 can be improved.
- Each holding member 32 covers and covers the entire upper surface of each of the support bases 26 to 29 to which it is attached. Therefore, the upper shape of each of the supports 26 to 29 is prevented from affecting the external appearance of the photovoltaic power generator 25. Therefore, the appearance of the solar power generation device 25 is improved.
- the group of 30 PV modules installed on the roof 2 1 and arranged in the longitudinal direction of the supports 26 to 29 consists of two horns, ° 33, arranged on both sides of this group. It is stopped in the longitudinal direction of 6 ⁇ 2. Therefore, it is not necessary to individually stop all of the solar cell modules 30. Therefore, the number of screwing points and fixing parts in installing the photovoltaic power generation device 25 can be significantly reduced.
- the thickest part of the upper frame member 63 of the solar cell module 30 into the downward groove 41 or 51 of the ridge-side support base.
- the thickest part of the lower frame member 64 can be made smaller than the thickness h of the solar cell module 30. Therefore, the height of the supporting bases 26 to 29 having these grooves can be reduced.
- the material cost of the supports 26 to 29 and, consequently, to reduce the cost of the photovoltaic power generation device 25.
- the photovoltaic power generation device 25 The number of screws and other fixing parts required for installation can be greatly reduced, and man-hours for fixing work can be reduced. Also in this respect, the installation cost of the photovoltaic power generator 25 can be reduced.
- the photovoltaic power generation device 25 includes an auxiliary rail 31 fixed to the roof 21.
- the rail 31 supports the center of the solar cell module 30 in the eaves ridge direction. Therefore, it is possible to improve the pressure resistance performance against the wind pressure applied downward to the solar cell module 30 in a strong wind. It is not necessary to obtain this pressure resistance performance with the side frame members 65 and 66 themselves. Accordingly, it is possible to reduce the thickness of both the upper and lower frame members 63, 64 together with the side frame members 65, 66. I Accordingly, the frame 60 that defines the thickness of the solar cell module 30 can be made thinner, and the solar cell module 30 can be made thinner. Thus, the cost of the solar cell module 30 and, consequently, the solar power generation device 25 can be reduced.
- the height of the solar power generation device 25 on the roof 21 can be reduced. Therefore, the level difference between the roof 21 and the photovoltaic power generation device 25 installed thereon is reduced, and the appearance of the photovoltaic power generation device 25 installed can be improved.
- the installation height G (see FIG. 2) of the photovoltaic power generation device 25 of the present embodiment on the roof 21 is made as thin as about 4 Om m with respect to the upper surface of the tile rod 22. Therefore, when a tile is installed around the solar power generation device 24, the upper end of the tile and the upper end of the solar power generation device 25 can be made substantially the same height. This can greatly contribute to the improvement of the appearance of the roof 21.
- a second embodiment of the present invention will be described with reference to FIG. 7 to FIG. Since the second embodiment is basically the same as the first embodiment, the same reference numerals are given to the same or similar configurations as the first embodiment, and the description thereof will be omitted. A configuration different from the embodiment will be described.
- the main difference between the second embodiment and the first embodiment is that the width of the lower wall of the groove of the support is set in relation to the solar cell module in order to facilitate the installation work of the solar cell module.
- the width of the lower wall of the groove of the support is set in relation to the solar cell module in order to facilitate the installation work of the solar cell module.
- the second embodiment is an example in which a solar power generation device 25 is installed on a slanted roof 21 with a flat roof. Supports 26 to 29 are placed orthogonally on the support base 23 extending on the roof 2 1 in the direction of the eaves, and supports 26 to 29 adjacent to the eaves. A plurality of photovoltaic modules 30 are installed over the whole to constitute a photovoltaic power generator 25.
- the width w4 of the eaves-side support stand to the ridge side of the lower walls 45b, 52b of the eaves side is much longer than the width w3 of the upper groove walls 42a, 45a to the ridge side
- the inner wall 41 of the downward groove 41, 51 The inner wall 26b of the groove 51, the inner wall 41 of the 51c, 41 d, 51 d Force, the lower wall of the groove 45, 5
- the distance L from the ridge side end of 2b to the ridge side end is shorter than the length M from the insertion protrusion 71 to the root of the insertion protrusion 75 of the solar cell module 30.
- the distance N between the tip of the eaves of the lower ditch walls 4 1 b and 51 b and the tip of the eaves of the lower ditch walls 45 b and 52 b is shorter than the distance L and the length M.
- the distance N is the distance N between fulcrums supporting both ends of the solar cell module 30.
- the width w2 of the lower side walls 41b and 51b of the ridge side support to the eaves side is much longer than the width w1 of the upper side walls 41a and 51a to the eaves side. Thereby, the distance N between the fulcrums is further reduced.
- the member receiving portions 47, 54 of the support bases 26 to 29 stand so as not to cover the groove upper walls 45a, 52a from above. Only one part is used, and the cost of each support 26 forces and 29 is reduced.
- each frame material 6 3 to 6 6 of each solar cell module 30 On the surface of each frame material 6 3 to 6 6 of each solar cell module 30 Although not shown, a plating layer and a transparent protective layer which covers the plating layer are formed.
- reference numerals 65a and 66a in FIG. 11 denote tapping holes of side frame members 65 and 66 into which screws 67 are assembled to assemble the frame body 60.
- the longitudinal ends of the outer surfaces 65 b, 66 b of the side frame members 65, 66 are each provided with a strip.
- Pasa 69 is occupied by shellfish.
- These spacers 69 are made of an elastically deformable cushioning material, for example, a rubber plate having a thickness of 0.5 mm to 3 mm.
- the spacer 69 may be a black EPDM foam tape with an adhesive on one side.
- the spacer 69 must be interposed between the adjacent solar cell modules 30 and can be attached to only one of the outer side surfaces of the side frame members 65 and 66. .
- the side frame members 65, 66 of each solar cell module 30 are extruded using the same molding die and have the same cross-sectional shape (see FIG. 11). Insulated wires 94, 95 are individually attached to these side frame members 65, 66, respectively. The electric wires 94 and 95 are used for grounding the solar cell modules 30 arranged side by side on the roof 21. The wires 94 and 95 are of the same length, and as shown in FIG.
- the length is slightly longer than the longitudinal center position P of 65 and 66.
- a metal terminal 94 a is crimped and attached to one end of the electric wire 94.
- This terminal 94a is located at the top of the side frame material 65.
- it is fixed with a metal screw 96 at a position 94b approximately 1Z3 or 1/4 from the upper end force.
- the screw 96 passes through the terminal 94a and is screwed into the lower wall 65c of the side frame member 65 (see Fig. 11).
- a metal terminal 95 a is attached to one end of the electric wire 95 by crimping.
- the metal screw 9 7 is located at a position 9 5 b where the terminal 95 a is approximately 1/3 to 1 4 from the lower end of the side frame member 66, that is, the position 95 b is point-symmetric with the mounting position of the screw 96. It is stopped by.
- the screw 97 passes through the terminal 95a and is screwed into the lower wall 66c of the side frame member 66 (see Fig. 11). By this attachment, the side frame member 66 and the electric wire 95 are electrically connected via the screw 97.
- the middle symbol Q in FIG. 12 indicates the point symmetry center.
- the electric wire 94 has a metal male connection terminal 98 connected by crimping to the end thereof.
- An insulation tube 99 is attached to the crimped portion of the terminal 98.
- the electric wire 95 has a metal female connection terminal 100 that is crimped and connected to the end thereof.
- a longer insulating tube 101 is attached to the female connection terminal 100.
- the male connection terminal 98 and the female connection terminal 100 can be male-female mated by plug-in connection.
- the distal end portion of the insulating tube 101 is fitted to the insulating tube 99.
- the second embodiment is superior to the first embodiment in the following points.
- the ridge-side support base downward grooves 41, 51 from the groove back surface 41d, 51d to the eaves-side support base groove lower walls 45b, 52b from the ridge-side tip Is shorter than the length M from the tip of the insertion protrusion 71 of the solar cell module 30 to the root of the insertion protrusion 75.
- the solar cell module 30 is rotated so as to approach the eaves-side support base with the ridge-side support base as a rotation support point.
- the lower walls 41b and 51b of the grooves of the support on the ridge side also protrude greatly toward the eaves. Therefore, when installing the solar cell module 30 according to the module fitting procedure described above, when inserting the upper frame member 63 of the solar cell module 30 into the downward grooves 41, 51, the frame member 6 3 is easily applied to the lower wall of the groove 4 1 b, 5 lb. Therefore, it is possible to insert the upper frame member 63 into the downward grooves 41, 51 using the groove lower walls 41b, 51b as a guide. Installation workability can be improved.
- the groove lower walls 41b and 5lb of the ridge-side support and the groove lower walls 45b and 52b of the eave-side support are brought closer to each other.
- Solar cell module The distance N between the fulcrum points of 30 is short. Therefore, it is possible to improve the pressure resistance of the solar cell module 30 against wind pressure applied to the rear side thereof. Therefore, it is not necessary to obtain the pressure resistance performance by the frame material of the module 30 itself, and the thickness of each frame material 63 to 66 can be reduced. Along with this, the cost down and the thickness of the photovoltaic power generator 25 can be reduced.
- the auxiliary rail used in the first embodiment can be omitted due to the improvement of the pressure resistance performance, whereby the cost can be further reduced.
- the solar cell modules 30 adjacent to the roof 21 in the lateral direction are attached to the roof 21 in the following manner. It can be electrically connected like this.
- the retrofitted solar cell module 30 that is installed later on the existing solar cell module 30 in accordance with the module fitting procedure described above uses the ridge-side support and the eave-side support as guides. It is moved to the existing solar cell module 30 side, and is made adjacent to the existing module 30. The direction of the movement is indicated by an arrow F in FIG. At this time, the connection terminal 98 of the electric wire 94 attached to the side frame member 65 of one of the solar cell modules 30 and the side frame member 6 of the other solar cell module 30 The connection terminal 100 of the electric wire 95 attached to 6 is connected to each other. As a result, the metal frame members of the two adjacent solar cell modules 30 are electrically connected to each other.
- the male and female connection terminals 98 and 100 can be inserted and connected with a one touch, so that workability is good.
- FIG. 13 in order to obtain an image of the above electrical connection, when the retrofitting solar cell module 30 is installed by the module fitting procedure, the existing solar cell module 30 is installed. It is drawn with the electrical connection to 30 made. However, it is actually performed according to the procedure described above. If the length of the connected wires 94, 95 is long enough so that the module does not hinder the installation in the fitting procedure, the wires 94, 95 must be set in advance. 5 can be connected, and a retrofitted solar cell module 30 can be installed.
- the left and right side frame members 65, 66 made of the same material and the electric wires 94, 95 of approximately the same length attached thereto are arranged point-symmetrically. . Therefore, the processing positions of the screw holes into which the screws 96 and 97 are inserted with respect to the side frame members 65 and 66 can be made common. Along with this, it is possible to reduce costs because of the ability to manage the inventory of the side frames 65 and 66 in common.
- the wires 94, 95 having substantially the same length are separately mounted on the upper and lower portions of the side frame members 65, 66, the longitudinal direction of the side frame members 65, 66 is substantially equal.
- the male and female connection terminals 98, 100 can be connected at the position corresponding to the center. Therefore, although the wires 94 and 95 have the length for this connection operation, the sagging of the wire in the connection completed state can be reduced.
- the solar cell module 30 attached by the module fitting procedure is moved in the direction of arrow F toward the existing solar cell module 30.
- an arrow F is placed on the existing solar cell module 30, for example, on the side frame member 66.
- the side frame member 65 of the solar cell module 30 that is moved in the direction may collide.
- the impact resulting from this collision can be buffered and damped by the elastic deformation of the spacer 69 affixed to the side frame members 65, 66. Therefore, the impact of the impact on the module main body 61 of the solar cell module 30 can be reduced.
- the spacer 6 as shown in Fig. 11 is placed between the solar cell modules 30 adjacent to the roof 21 along the lateral direction. 9 is sandwiched, and a gap G corresponding to the thickness is provided.
- the gap G and the elastic deformation of the spacer 69 can absorb the expansion of the solar cell module 30 due to solar radiation. Therefore, it is possible to suppress the load due to the thermal expansion from spreading to the module body 61.
- the gap G is naturally secured by the spacer 69 according to the installation work described above. In this way, no special work is required to properly space the adjacent solar cell modules 30 from each other, which is advantageous in that the installation work is reduced.
- the solar cell module 30 When handling the solar cell module 30 at a production factory or construction site, the solar cell module 30 with a considerable weight becomes one of the frame members 65, 66 on both the left and right sides underneath. May be placed in a standing position. Even in this case, due to the elastic deformation of the spacer 69 attached to the lower frame member 65 or 66, the shock when the solar cell module 3 ⁇ is placed is absorbed and attenuated. it can. Therefore, the influence of the impact on the module main body 61 can be reduced. 'In a production factory or construction site, the solar cell module 30 may be handled while the wires 94 and 95 are held behind the module body 61. In this handling, as shown by the two-dot chain line in Fig.
- one of the side frame members 65, 66 is placed on the mounting surface H in such a position that one of the side frame members is on the lower side. There is.
- the mounting surface H of the side frame member 66 is set. Contact is prevented. Therefore, even if the solar cell module 30 is dragged in the above-described state, the surface of the side frame member 66 can be prevented from being damaged.
- the spacer 69 As described above, with the spacer 69, the handling of the module body 61 during installation and the load due to thermal expansion and the like after installation can be reduced, and the mounting during handling can be reduced. Damage to the side frame members 65, 66 due to friction with the surface H can be suppressed. It is advantageous to attach the spacer 69 only to both longitudinal end portions of the side frame members 65, 66 in that the use amount of the spacer 69 can be reduced.
- a third embodiment of the present invention will be described with reference to FIG. 14 to FIG. Since the third embodiment is basically the same as the second embodiment, the same or similar components as those of the second embodiment are denoted by the same reference numerals and description thereof is omitted. Hereinafter, a configuration different from that of the second embodiment will be described.
- the main difference between the third embodiment and the second embodiment is that the third embodiment is provided with a support base 111 for installing a photovoltaic power generator.
- the support base device 1 1 1 and the plurality of rail-shaped vertical rails 1 1 2 It has several rail-shaped crossbars 1 and 3.
- Each vertical rail 1 1 2 extends in the vertical direction (toward the eaves of the sloping flat roof 21) and is fixed to the roof 21 and is used as a support base.
- Each horizontal rail 113 is connected to the vertical rail 112 and used as a support.
- the vertical rails 1 1 2 and the horizontal rails 1 1 3 are connected to each other at their intersections.
- the vertical rails 1 1 2 and the horizontal rails 1 1 3 are both made of extruded aluminum alloy.
- Each of the horizontal rails 1 13 extends in the horizontal direction of the roof 21 (in a direction perpendicular to the inclination direction of the roof 21) over each vertical rail 1 12.
- Each of the horizontal rails 113 is formed by connecting a plurality of support base elements 113 a (see FIG. 15) arranged in a straight line with a joint 114.
- the horizontal rails 1 13 are installed in parallel with each other. The distance between these crossbars 1 1 3 along the inclination direction of the roof 2 1 depends on the vertical width of the solar cell module 30.
- the horizontal rails 113 located closest to the ridge and eaves are called end rails, and the other horizontal rails 113 located between these end rails are called middle rails. You. Of all the horizontal rails 1 1 3, of the horizontal rails adjacent to the roof 21 in the direction of inclination, the horizontal rails that are located relatively close to the ridge are called upper support bases or ridge side horizontal rails. Laterally, the horizontal rail located closer to the eaves is called the lower support or the eaves-side horizontal rail.
- the vertical rail 1 1 2 has grooves 1 2 1 that open to the left and right side walls and a groove 1 that opens to the flat upper wall 1 1 2 e. 2 2 and.
- the grooves 1 2 1 and 1 2 2 extend over the entire longitudinal length of the vertical bar 1 1 2. Any The grooves 1 2 1 and 1 2 2 also have a groove shape wider than the opening 1 2 a or 1 2 a.
- the grooves 1 2 1 and 1 2 2 have a configuration in which the inner part is extended on both sides of the opening 1 2 a or 1 2 a, but may have a configuration in which it is extended on one side.
- the bottom of the groove 122 is a recess 122c narrowed by a step 122b.
- the concave portion 122c faces the opening 122a.
- the middle reference numeral 122d indicates the edge of the opening 122a (also referred to as the opening edge), and the dimension J between this and the step 122b is the square nut of the square nut described later. It is larger than thickness K.
- the groove 1 2 1 has the same configuration as the groove 1 2 2.
- Each of the vertical rails 112 is connected to a plurality of support brackets 123 via bolts 124 and square nuts 125.
- the support brackets 1 2 3 consist of a base 1 26 screwed onto the roof 21 and a vertical support riveted to the upper surface. Plates 1 2 and 7 are provided. On the opposite side plates of the vertical support plate 127, elongated oval bolt through holes 127a are formed in the vertical direction.
- the vertical rails 1 12 are supported by tightening the bolts 124 and the square nuts 125 with the lower part of the vertical rails 1 1 2 7 placed between the opposite side plates of the vertical rail support plate 1 27. It is fixed to brackets 1 2 3. That is, the square nuts 125 are housed in the grooves 121 through their longitudinal end openings, and are prevented from rotating with respect to the grooves 121.
- This square nut 1 25 has a bolt 1 2 4 through which the bolt 1 2 4 is inserted through the bolt through hole 1 2 7 a and the side opening of the groove 1 2 1.
- the support bracket 1 2 The vertical crossbar 1 1 2 is fixed to 3. In this fixed state, the vertical bar 112 is slightly lowered toward the eaves.
- reference numeral 128 denotes a spring washer through which the bolt 124 penetrates
- reference numeral 123 denotes a washer for dispersing the tightening load.
- Each of the cross rails 13 has the same structure, and as shown in FIG. 16A, has an upward groove 13 1, a downward groove 13 2, and these grooves 13 1, 13 2. It has a pair of flanges 13 3, 13 4 provided on the lower side, and a pair of member receiving sections 13 5 provided above the two grooves 13 1, 13 2. I have.
- the upward grooves 13 1 correspond to the upward grooves 45 and 52 described in the second embodiment.
- the downward grooves 13 2 correspond to the downward grooves 41 and 51 described in the second embodiment.
- the flanges 133, 134 correspond to the flanges 42, 46, 53 described in the second embodiment.
- the member receiving portions 13 5 correspond to the member receiving portions 43, 47, and 54 described in the second embodiment.
- both of the grooves 13 1 and 13 2, the flanges 13 3 and 13 4, and the member receiving portion 1 35 extend continuously in the longitudinal direction of the horizontal bar 1 13.
- the flanges 13 3, 13 4 that form the side edges of the cross bar 113 are provided to protrude in the width direction from the lower end of the cross bar 113.
- the flange 1 3 4 on the eaves side is a base 1 3
- Connection holes 13 6 are formed in the portions of the flanges 13 3 and 13 4 that are in contact with the upper surface of the vertical bar 112. In other words, the connecting holes 13 6 are provided on both side edges of the cross bar 13. These connecting holes 1 36 are usually drilled by a contractor on the roof 21. However, it is also possible to open the connection hole 1336 beforehand and place it. In this case, it is preferable that the connecting hole 1336 is a long hole extending in the longitudinal direction of the horizontal rail 113.
- the cross rail 113 as the end rail on the ridge side is the same as the cross rail 113 as the intermediate rail.
- the horizontal rails 1 13 as the end rails on the ridge side are the downward grooves that open diagonally downward when they are installed on the roof 21. It has a pair of flanges provided on the lower side, and a pair of member receiving portions provided above the downward groove.
- the downward groove of the horizontal rail 1 13 has the same structure as the downward groove 13 2 of the horizontal rail 113 as an intermediate rail. The explanation will be made with reference to 2.
- the horizontal rail 113 as the end rail on the eave side has the same configuration as the horizontal rail 113 as the intermediate rail.
- the horizontal rails 113 as endrails on the eaves side are provided with an upward groove that opens diagonally upward when the rail is installed on the roof 21, and below the groove.
- a pair of flanges and a pair of member receiving portions provided above the upward groove.
- the upward groove of this horizontal rail 1 13 is the upward groove of the horizontal rail 1 13 as an intermediate rail. Since it has the same configuration as 1, if necessary for description, it will be described with reference numeral 13 1.
- the pair of flanges of the horizontal rails 113 as the end rails on both the ridge side and the eaves side are the same as the flanges 133, 133 of the horizontal rails 113 as the intermediate rails.
- the configuration is the same. Therefore, when it is necessary for the explanation, the explanation is given with reference numerals 13 3 and 13 4.
- the member receiving portions of the horizontal rails 113 as both the ridge side and eaves side end rails are the same as the member receiving portions 135 of the horizontal rails 113 as the intermediate rails.
- the configuration is the same. Therefore, when it is necessary for the explanation, the explanation is given with reference numeral 135.
- Each of the member receiving portions 135 rises upward and has a claw receiving portion.
- Each of the horizontal rail elements 113 a forming each horizontal rail 113 has a hollow portion 137 penetrating in the longitudinal direction thereof.
- the crossbar elements 1 13 a adjacent to each other in the longitudinal direction are connected to each other by a joint 1 14 disposed over the hollow portion 1 37.
- the joints 114 are made of extruded aluminum alloy.
- the joints 1 1 4 are made up of both side walls 1 1 .4 a, and upper walls 1 1 4 b and 1 It has a lower wall 1 14c that is bent at a right angle so that the lower edge of the 14a is closer to each other.
- the height between the outer surfaces of the upper wall 1 1 4b and the lower wall 1 1 4c is approximately equal to the height of the hollow section 1 37.
- the width between the outer surfaces of both side walls 1 14a is almost the same as the distance Z between the taping holes 1337a formed at the four inner corners of the hollow part 1337 shown in Fig. 16A. is there.
- One of the adjacent horizontal beam elements 1 1 3a is inserted into one end of the joint 1 1 4 in the hollow portion 1 3 7 of the horizontal beam element 1 1 3a, and the other horizontal beam element 1 1 3a is inserted.
- the other end of the joint 114 is fitted into the hollow portion 133 of the joint.
- the joint 111 restrains the movement of the adjacent horizontal beam element 113a in the eaves building direction and the vertical direction, and connects these horizontal beam elements 113a.
- Each vertical rail 1 1 2 and each horizontal rail 1 13 crossed at a right angle are connected at their intersection. This connection is made by the groove 12 2, the pair of bolt receivers 14 1, 14 2, the bolt 14 3, the spring locker 14 4 for preventing loosening, and the distribution for tightening load. This is done using a rusher 1 4 5.
- the bolt receivers 14 1 and 14 2 have the same structure, are accommodated with play in the groove 122, and are movable in the longitudinal direction of the groove 122. As shown in FIG. 17, these bolt receivers 141 and 142 are formed by a square nut portion 144 and a projecting piece 144. '
- the square nut portion 146 is rectangular and has a single screw hole 146a.
- the width of the corner nuts 1 46 in the vertical and horizontal directions is slightly smaller than the width I of the depth of the groove 122 shown in FIG. 16A. As a result, the free rotation of the bolt receivers 14 1 and 14 2 in the groove 12 is prevented.
- the thickness K of the square nut portion 146 is smaller than the dimension J between the step 122b of the groove 122 and the opening edge 122d shown in FIG.
- the protruding piece 147 is formed of a ribbon-shaped metal plate having a width smaller than the width of the opening 122a, and is deformable and preferably flexible. Has the property.
- One end of the protruding piece 144 is fixed to one side surface of the square nut portion 144 by bonding, welding, or the like.
- the other end of the projecting piece 147 forms a bent upward end 147a.
- This upward end portion 1447a has a length that is slightly less than the opening 122a when the bolt receivers 1442 and 1443 are housed in the groove 122. It has.
- the upward end 1 47 is pushed into the groove 1 2 2 if necessary.
- the upward end 1447a can catch on the flanges 133 or 134.
- the bolt receivers 14 1, 14 2 are housed in the groove 12 2 of the vertical rail 11 2 installed on the roof 21 from the end opening on the ridge side or eave side.
- the eave-side bolt receiver 142 is inserted into the groove 122 with the projecting piece 144 facing the ridge side.
- the building-side bolt receiver 14 1 is inserted into the groove 12 2 with the projecting piece 14 7 facing the eaves side.
- FIG. 16A and FIG. 16B show the state in which the vertical rails 112 and the horizontal rails 113 are connected by the above assembly procedure.
- the movement of the bolt receiver 1 4 1 1 4 2 in the groove 1 2 2 is performed by opening the upward end 1 4 7 a of the projecting piece 1 4 7 into the groove 1 2 2. It is performed by protruding from the mouth 1 2 2a. Therefore, when these bolt receivers 14 1 and 14 2 reach the intersection of the vertical bar 11 and the horizontal bar 13, the flange of the horizontal bar 13 is
- the upper end 1 4 7 a hits 1 3 3 or 1 3 4 and gets caught.
- the screw holes 1 46 a of the corner nuts 1 4 6 sunk into the lower side of the horizontal rail 1 13 and the connection holes 1 3 6 of the flanges 1 3 3 and 1 3 4 However, it is roughly positioned.
- the position of the bolt receivers 141 and 142 can be finely adjusted by picking the upward end portion 1447a with a finger. With this, with the screw hole 144a and the connection hole 1336 correctly facing each other, the port 1443 is inserted from above the intersection, and this bolt 1434 is inserted. 3 can be tightened. Therefore, connection of the intersections can be easily performed.
- the bolts are temporarily or permanently fixed by the bolts described above. 1 1 3 can get in the way.
- the upward end 1447a hooked on the existing horizontal rail 113 is pushed into the groove 122, and this upward end 147a is It can be lowered below the top surface of 12.
- the projecting pieces 144 of the bolt receivers 141 and 142 can be easily removed by being hooked on the horizontal rail 113.
- the protruding piece 14 7 is deformed, preferably deformed flexibly, or the entire bolt receivers 14 1, 14 2 are provided in the range of play between the groove 12 and the groove 12.
- the corner nuts 1 4 6 are slightly inclined.
- the bolt receivers 14 1 and 14 2 are pushed and moved along the groove 12 2 by a rod-shaped tool such as a dry pier inserted into the opening 122 a.
- a rod-shaped tool such as a dry pier inserted into the opening 122 a.
- the bolt receiver 14 1 can be penetrated below the horizontal rail 113. Therefore, there is no need to lift the horizontal rails 113, and it is possible to move the bolt receivers 141, 142 to the intersection where the next connection is required.
- the above-described support base device 1 1 1 is assembled while connecting the horizontal rail element 113 a.
- the support stand device 111 can be tightened by screwing the bolt 144 from above the intersection connecting the vertical rail 112 and the horizontal rail 113.
- moving the bolt receivers 14 1 and 14 2 to the crossing point where the bolts need to be tightened requires extra effort to float the existing horizontal beam 1 13 from the vertical beam 1 12. do not do. Therefore, the assemblability of the support stand device 111 is good, and the workability of the solar power generation device 25 on the roof 21 can be improved.
- the solar cell module 30 is provided between a ridge-side horizontal rail relatively closer to the ridge of the support base device 111 and an eave-side horizontal rail closer to the eaves, which is disposed diagonally below the rail. It is installed according to the module fitting procedure.
- the module fitting procedure is as described in the second embodiment.
- a fourth embodiment of the present invention will be described with reference to FIG. 19 and FIG. Since the fourth embodiment is basically the same as the third embodiment, the same or similar components as those of the third embodiment are denoted by the same reference numerals and description thereof is omitted.
- a port receiver 140 having a configuration different from that of the third embodiment will be described.
- the bolt receiver 140 is made of a metal such as an aluminum alloy, and has a rod-like shape having a length equal to or greater than the width of the crosspiece 113 as shown in FIG. At both ends in the longitudinal direction of the bolt receiver 140, screw holes 140a are respectively formed so as to penetrate in the thickness direction. These screw holes 140a correspond to a pair of connection holes 1336a provided respectively in the flanges 133, 134 of the horizontal rail 113.
- the width of the bolt receiver 140 is slightly smaller than the depth of the groove 122.
- the thickness of the bolt receiver 140 is slightly smaller than the dimension J between the opening edge 122 d of the groove 122 and the step 122 c. It is housed movably with play in the groove 122 of the vertical rail 112.
- the bolt receiver 140 is used by arranging it under the horizontal rail 113. When positioning the bolt receiver 140 in the dive position, insert the tip of a screwdriver into the opening 1 2 2a of the groove 1 2 2a on the eaves side of the horizontal rail 1 1 3 which needs to be connected.
- the bolt receiver 140 is provided with the protruding piece (not shown) described in the third embodiment at one end in the longitudinal direction thereof. It can also be provided.
- the connecting holes 1336a of the horizontal rails 113 may be formed as long holes extending in the width direction of the horizontal rails 113. In this case, the variation in the positions of the pair of screw holes 140a can be absorbed. Therefore, it is excellent in that the intersection of the vertical rails 112 and the horizontal rails 113 can be connected by tightening the bolts 144 screwed from above. Configurations other than those described above are the same as those of the third embodiment, including configurations not shown in FIGS. 19 and 20.
- the intersection of the vertical rails 112 and the horizontal rails 113 can be connected by bolting from above. Further, the bolt receiver 140 can be passed under the horizontal rail 113 underneath, so that it is not necessary to lift the existing horizontal rail 113 when assembling the support base device. Moreover, the fourth embodiment In this case, the bolt receiver 140 has a pair of screw holes 140a at one time, and the bolts 140 have a pair of screw holes 140a at a time. Screw hole 140a can be positioned.
- a fifth embodiment of the present invention will be described with reference to FIG. 21 and FIG. Since the fifth embodiment is basically the same as the third embodiment, the same or similar components as those of the third embodiment are denoted by the same reference numerals and description thereof is omitted.
- a description will be given of a bolt receiver 24 1 having a configuration different from that of the third embodiment.
- the bonole receiver 24 1 has a single screw hole 14. 6 a, a pair of square nuts 144, a connecting portion 242 provided thereover, and a projecting piece 147 projecting from one of the square nuts 146. ing.
- the connecting portion 242 is formed of a slender material such as a flexible wire or metal ribbon.
- the connecting portion 242 is, for example, curved downward, and due to its flexibility, it can be bent further, or can be deformed so as to lose its curve and extend straight. It is possible. As a result, the distance between the screw holes 144a of the pair of square nut portions 146 can be adapted to the pair of connection holes 136 corresponding to the width direction of the horizontal rail 113. it can. Configurations other than those described above are the same as those of the third embodiment, including configurations not shown in FIGS. 21 and 22.
- the intersection of the vertical rails 112 and the horizontal rails 113 can be connected by bolting from above.
- the bolt receiver 2 41 can be passed under the horizontal rail 1 13 under the horizontal rail 1 13, and the existing vertical rail 1 can be used when assembling the support base. No need to lift 1 3.
- the bolt receiving member 24 1 since the bolt receiving member 24 1 has a pair of screw holes 1 46 a, the connecting holes 1 at the two lateral places in the width direction of the horizontal rail 113 are provided. Since a pair of screw holes 1 46 a can be positioned at once with respect to 36, the workability of assembling the support device can be further improved.
- a sixth embodiment of the present invention will be described with reference to FIGS. 23 to 25. Since the sixth embodiment is basically the same as the third embodiment, the same or similar components as those of the third embodiment are denoted by the same reference numerals and description thereof is omitted.
- the configuration of the sixth embodiment different from that of the third embodiment is that the vertical rails 112 and the horizontal rails 113 are connected using a support base pressing plate 261.
- connection side flange 13 3 of the horizontal rail 11 3 has a base part 13 3 a in contact with the upper surface of the vertical rail 11 And an upward edge 1333b bent upward.
- the support support plate 26 1 is made of a metal plate or the like. As shown in Fig. 25 etc., this holding plate 26 1 bends the holding portion 26 1 b from the upper end of the upright portion 26 1 a and the base from the lower end of the upstanding portion 26 1 a.
- the part 2 16 1 c is formed by bending.
- the height of the upright part 26 1 a is equal to or slightly lower than the height of the upward edge 13 3 b 1 34 b of the crosspiece 1 13.
- the holding part 26 1 b is hooked on the upper edge of the upward edge 13 33 b or 13 34 b with the upright part 26 1 a in contact with the upward edge 13 33 b or 134 b.
- the base part 26 1 c supported on the upper surface of the vertical rail 1 12 is bent in the opposite direction to the holding part 26 1 b,
- the connection hole 1336b is formed in the part 261c. As shown in FIG. 25, the connection hole 1336b is formed by a long hole extending in the longitudinal direction of the horizontal rail 113. This long hole is desirable because it facilitates alignment. Configurations other than those described above are the same as those of the third embodiment, including configurations not shown in FIGS. 23 to 25.
- intersections between the vertical rails 112 and the horizontal rails 113 are connected in the following procedure.
- a support base pressing plate 261 is arranged from above from the vertical rail 1 1 2 and the horizontal rail 1 13 disposed at a right angle to the vertical rail 1 12.
- the support part 26 1 b of the support base support plate 26 1 is attached to the ridge side and eave side upward edge 1
- a bolt 144 is passed through the connection hole 1336b of the support base holding plate 261, from above, and the port 1443 is connected to the port receivers 141, 1 It is screwed into 4 2 screw hole 1 4 6a.
- the opening edge 1 2 2 d of the groove 1 2 2 of the vertical rail 1 1 2 It is sandwiched between the bolt receiving member 14 1 or 14 2 and the base 26 1 c of the support support plate 26 1.
- the flanges 13 3 or 13 4 of the horizontal rail 113 are sandwiched between the holding part 26 1 b of the support base holding plate 26 1 and the vertical rails 11 12. Therefore, the vertical rails 1 1 and 2 and the horizontal rails 1 1 3 are connected.
- the intersection of the vertical rails 112 and the horizontal rails 113 can be connected by bolting from above. Furthermore, since the bolt receivers 14 1 and 12 can be passed under the horizontal rails 11 13, they can be inserted into the existing horizontal rails 1 13 when assembling the support base device. There is no need to lift the hand.
- the bolt 1443 is passed there and the crossing is performed. Since the parts are connected, there is no need for a connecting hole through which the bolts 144 pass through the crosspieces 113. For this reason, the work of opening a connection hole in the crosspiece 113 at the construction site is omitted, and the workability can be improved. Moreover, unlike the case of drilling holes, the strength of the intersection between the horizontal bar 113 and the vertical bar 112 does not decrease, so that the vertical bar 112 and the horizontal bar 113 do not decrease. The reliability of the connection between and is improved.
- a seventh embodiment of the present invention will be described with reference to FIGS. 26 to 30. Since the seventh embodiment is basically the same as the second embodiment, the same or similar components as those of the second embodiment are denoted by the same reference numerals and description thereof is omitted. Hereinafter, differences between the seventh embodiment and the second embodiment will be described.
- the main difference between the seventh embodiment and the second embodiment is that a support stand device 11 for installing a solar power generation device 25 on a roof with a flat roof 21 is provided. And a cable support 250 for holding the output cable of each solar cell module 30.
- the support stand device 1 1 1 comprises a plurality of rail-shaped vertical rails 1 12 and a plurality of rail-shaped horizontal rails 2 1 2 to 2 15. It is constructed by connecting the crosspiece 2 1 2
- the vertical cross section 1 1 2 and the horizontal cross section 2 1 2 2 1 5 are made of extruded aluminum alloy.
- Each vertical rail 112 is used as a support base, extends on the roof 21 in the connecting direction, and is fixed to the roof 21 by screwing or the like.
- the horizontal rails 2 1 2 and 2 1 5 are used as supports, crossing over the vertical rails 1 1 2 and in the horizontal direction of the roof 2 1 ).
- Each of the horizontal rails 2 12 and 2 parallel to each other 2 15 are provided along the inclination direction of the roof 21 at intervals corresponding to the vertical width of the solar cell module 30.
- the cross rails 21 and 12 are located near the roof of the roof 21 as end rails, and the cross rails 21 and 15 are located near the roof of the roof 21 as end rails. Between them, horizontal rails 2 13 and 2 14 as intermediate rails are arranged. Each of these horizontal rails 2 12 2 has the same structure, and as shown in FIG. 27, a downward groove 2 16, an upward groove 2 17, and these grooves 2 16 , 21 7 and a pair of flanges 21 and 19 provided below the two grooves 21 6 and 21 7, and a pair of member receiving portions 220 provided above the two grooves 21 and 21. It has and.
- the upward grooves 2 17 correspond to the upward grooves 45 and 52 described in the second embodiment.
- the downward groove 2 16 has been described in the second embodiment. These correspond to the downward grooves 41 and 51.
- the flanges 218 and 219 correspond to the flanges 42, 46 and 53 described in the second embodiment.
- the member receiving portions 220 correspond to the member receiving portions 43, 47, and 54 described in the second embodiment.
- the downward grooves 2 16 open diagonally downward toward the eaves, and the upward grooves 2 17 toward the ridge side. It is opened diagonally upward. Both the grooves 2 16 and 2 17, the flanges 2 18 and 2 19, and the member receiving section 220 are all continuous in the longitudinal direction of the horizontal rail 2 12 Extending.
- the flanges 218 and 219 are provided so as to protrude in the width direction from the lower ends of the crossbars 212 and 215.
- the eave-side flange 2 19 has a base portion 2 19 a in contact with the upper surface of the vertical bar 1 12 and an upward edge 2 which is bent relatively long from the tip of the base portion 2 19 a. 1 9 b and.
- a cable receiving groove 2 2 1 that opens upward is formed between the lower eave side wall and the eave side flange 2 19. This groove 2 21 extends in the longitudinal direction of 2 15 from the cross rail 2 12.
- Each of the horizontal rails 2 12 2 Carpara 2 15 is the intersection of the ridge side flange 2 18, the eaves side flange 2 19 9 and the vertical rail 1 12, and the port 2 2 2 ( It is connected to the vertical rails 11 and 12 by tightening (see Fig. 27).
- the module main body 61 of the solar cell module 30 has a rectangular shape, for example, a rectangular shape having an aspect ratio of 2: 1.
- the back of the upper frame material 6 3 of this body 6 1 Terminal box 62 is mounted on surface 61a.
- This terminal box 62 has a pair of positive and negative output cables 205 and 206 drawn out.
- the frame members 65, 66 on both sides of the module body 61 have frame pieces 200 facing the back surface 61a of the module body 61, as shown in FIG. 30B. RU
- the output cables 205 and 206 have a length sufficient to electrically connect the adjacent solar cell modules 30 to each other. Both output cables 205 and 206 have a thicker connector 205a or 206a at the distal end than the insulation coating.
- the connector 205a of the output cable 205 on the positive side and the connector 206a of the output cable 206 on the negative side are mechanically and electrically connected to each other by male and female mating. Connectable.
- the electric power generated by the plurality of solar cell modules 30 electrically connected in series is supplied via insulated cables connected to output cables 205 and 206 at both ends of these modules. It is drawn inside the building.
- the cable support 250 is formed by bending a thin metal plate having spring properties into a substantially S-shape in side view.
- the support 250 has a cable support groove 251 and an attachment groove 252 that are opened in opposite directions.
- the center plate portion 250a of the cable support 250 has a cable support groove 251, and a mounting groove 252.
- the cable support groove 251 is formed between the sandwiching plate portion 250 bent from one end of the center plate portion 250a and the center plate portion '250a.
- the mounting groove 2 52 is from the other end of the center plate 2
- the sandwich plate portion 250 b is formed between the sandwich plate portion 250 c bent in the opposite direction and the center plate portion 250 a.
- the cable support groove 25 1 has at least a depth at least twice the diameter of the output cable 205 2 06.
- the width X of the entrance thereof is smaller than the diameter of the insulating coating portion of the output cables 205 and 206.
- the leading edge of the sandwich plate 250b forms a tapered guide guide edge that opens so as to gradually move away from the entrance.
- the mounting groove 25 2 is formed narrower than the cable supporting groove 25 1.
- the depth of the groove 252 is desirably the same as the depth of the cable support groove 251, but is not limited thereto.
- the width Y of the entrance is smaller than the thickness of the frame piece 200.
- the leading edge of the sandwiching plate portion 250c forms a tapered introduction guide edge which is opened so as to gradually move away from the entrance of the mounting groove 255.
- the cable support 250 is temporarily held on the back side of the solar cell module 30 until the solar cell module 30 is carried into the construction site of the solar power generation device 25. This temporary holding is performed by detachably attaching the mounting groove 25 2 to one of the two frame members 65, 66, for example, to the frame piece 200 of the side frame member 66. You. This mounting state is maintained by the elastic force of the sandwiching plate portion 250c. Therefore, by pulling the cable support 250 with a force greater than this elastic force so as to separate it from the frame 200, the cable support can be carried out without using special tools. The tool 250 can be removed.
- terminal box 62 The middle part of the output cables 205 and 206 that are output is detachably fitted into the cable support groove 251 of the cable support 250 temporarily held by the frame piece 200. ing. By supporting the output cables 205 and 206 in this manner, the distal ends of both output cables 205 and 206 are stored in the cable storage grooves 211. You can hold it so that it doesn't wander. Therefore, there is no need to use a dedicated cable holding member such as an adhesive tape to hold the two output cables 205 and 206 on the back surface 61 a of the module body 60.
- the cable storage groove 2 12 is formed between the frame piece 200 and the back surface 61 a of the module body 61.
- the solar cell module 30 is carried on the roof 21.
- This module 30 is located between a horizontal rail which is adjacent to the roof 21 in the direction of inclination and serves as a ridge side support, and a horizontal rail which is located diagonally below and is an eaves side support. It is installed according to the module fitting procedure. This installation procedure is as described in the second embodiment.
- the loading of the solar cell module 30 onto the roof 21 is performed in a state where the tip side of the pair of positive and negative output cables 205 and 206 is held by the cable support 250. As a result, forgetting to carry in the cup support 250 is eliminated.
- the number of cable supports 250 required for one power generation module group formed by connecting a plurality of solar cell modules 30 in series is determined by the number of modules that constitute the module group. One less than the number of files is sufficient. Then, one cable support 250 for one solar cell module 30 is temporarily held and transported to the construction site. Accordingly, one cable support 250 can be used as a spare for the module group.
- the wobble of the output cables 205 and 206 was suppressed by the cable support 250. Therefore, when handling the solar cell module 30 on the roof 21, the output cable 200 5 206 does not hang freely and is not obstructed, so that the handling can be facilitated. Since the cable support 250 for stopping the output cables 205 and 206 is used for supporting the cable assembly T described later, it does not become waste material. Therefore, it is not necessary to clear the cable support 250 so as not to hinder the construction.
- Figure 29 shows the status of the electrical connection between the solar cell modules 30 adjacent to the roof 21 in the horizontal direction. That is, for example, the positive output cable 205 drawn from the back surface of one solar cell module 30 and the negative output cable drawn from the back surface of the other solar cell module 30.
- the cable 206 is connected in series by mating the male and female connectors 205a and 206a at the ends. Has been continued.
- the connected output cables 205 and 206 are referred to as cable assembly T.
- the length of the output cables 205 and 206 is much longer than the width of the solar cell module 30. Therefore, the length of the cable assembly T is compared with the dimension R (see Fig. 29) between the output cable outlet positions of the two solar cell modules 30 adjacent to the roof 21 in the lateral direction. long.
- the cable support 250 is used as follows.
- the cable support 250 temporarily held by the frame piece 200 of the solar cell module 30 is pulled off, and the cable support groove 25 1 force output cable of this support 250 is pulled out. 205 and 206 are tripped.
- a cable assembly T is formed, and the solar cell modules 30 adjacent to the roof 21 in the lateral direction are electrically connected to each other.
- the detached cable support 250 is attached to the upward edge 2 19 b of the eaves flange 2 19 9 of the ridge side support base.
- This mounting can be performed by simply pushing the mounting groove 25 2 into the upward edge 2 19 b from above with the cable support groove 25 1 positioned inside the cable accommodating groove 22 1. .
- the sandwiching plate portion 250c is fitted to the upward edge portion 219a by utilizing its elastic deformation.
- the right solar cell module 30 in FIG. 29 is an existing one, it is located at a position that is covered by the solar cell module 30 on the left side in FIG. It is recommended to attach the cable support 250.
- the cable assembly T is bent so as to have a length corresponding to the dimension R between the output cable pull-out positions.
- this cable assembly ⁇ is pushed into the cable receiving groove 2 21 to be accommodated therein, and at the same time, the output cables 205, 206 forming the cable assembly ⁇ are inserted into the cable supporting groove. It fits in 2 5 1.
- the cable assembly ⁇ is supported in a bundled state in the cable accommodation groove 2 2 1. This support is shown in FIGS. 27 and 28.
- the above-described cable fitting can be performed by simply pushing the output cables 205 and 206 into the cable support groove 251, which is open upward, from above. As a result, the cable assembly T is fitted into the cable support groove 251, utilizing the elastic deformation of the sandwiching plate portion 250b.
- the bundled cable assembly T can be reliably held by the cable support 250 so that the excess length of the cable assembly T does not hang down.
- FIG. 31 shows an eighth embodiment of the present invention. Since the eighth embodiment is basically the same as the seventh embodiment, the same or similar components as those of the seventh embodiment are denoted by the same reference numerals as those of the seventh embodiment, and description thereof is omitted. I do. Hereinafter, only the configuration different from the seventh embodiment will be described. The eighth embodiment differs from the seventh embodiment in the configuration of the eave-side flange of the ridge-side support base.
- the eaves flange 219 is formed in a simple flat shape. According to such a structure of the flange 2 19, the cable support 250 is fitted to the leading edge of the flat flange 2 19 as shown in FIG. This fitted state In, the opening of the cable support groove 251 of the cable support 250 is open toward the eaves side. Due to this relationship, Capele Assembly T is fitted into the cable support groove 251, from the eaves side to the ridge side.
- the configuration other than the above is the same as that of the seventh embodiment, including the configuration not shown in FIG.
- the cable support 250 is fitted to the ridge flange 18 of the support base, and the cable assembly T Can be maintained.
- the clip plate 250 b of the cable support 250 can be provided with a cut-and-raised portion that is cut and raised obliquely toward the center plate portion 250 a side.
- the tip of the cut-and-raised portion may be configured to bite into the flange 2 18 2 19 of the support base. This indentation further enhances the reliability of the attachment of the cable support 250 to the flange 218 or 219.
- the module main body 61 of the solar cell module 30 includes a photovoltaic element that performs photoelectric conversion, an amorphous type having an amorphous semiconductor, a single crystal or a polycrystalline half. Crystalline materials having conductors and those configured in tandem can be used.
- the present invention relates to a field of a solar cell module useful for converting solar energy into electric energy, which is useful for installing the module on a building roof and generating solar power.
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- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
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- Photovoltaic Devices (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01970112.7A EP1341240B1 (en) | 2000-11-16 | 2001-09-14 | Solar battery module, photovoltaic power generation system, support block supporting solar battery module |
JP2002543708A JP4576089B2 (ja) | 2000-11-16 | 2001-09-14 | 太陽電池モジュール、太陽光発電装置、及び太陽光発電装置設置方法 |
US10/437,049 US6784360B2 (en) | 2000-11-16 | 2003-05-14 | Photovoltaic module, solar-power generating apparatus, a support member for supporting photovoltaic modules, and method of installing a solar-power generating apparatus |
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
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JP2000-349967 | 2000-11-16 | ||
JP2000349966 | 2000-11-16 | ||
JP2000349965A JP2001329664A (ja) | 2000-03-15 | 2000-11-16 | 太陽電池モジュール、発電装置、発電装置設置方法、及び中間横架台 |
JP2000-349966 | 2000-11-16 | ||
JP2000-349965 | 2000-11-16 | ||
JP2000349967 | 2000-11-16 | ||
JP2000-349964 | 2000-11-16 | ||
JP2000349964 | 2000-11-16 |
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US10/437,049 Continuation US6784360B2 (en) | 2000-11-16 | 2003-05-14 | Photovoltaic module, solar-power generating apparatus, a support member for supporting photovoltaic modules, and method of installing a solar-power generating apparatus |
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WO2002041407A1 true WO2002041407A1 (en) | 2002-05-23 |
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ID=27481786
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PCT/JP2001/008015 WO2002041407A1 (en) | 2000-11-16 | 2001-09-14 | Solar battery module, photovoltaic power generation system, support block supporting solar battery module, and photovoltaic power generation system installation method |
Country Status (4)
Country | Link |
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US (1) | US6784360B2 (ja) |
EP (1) | EP1341240B1 (ja) |
JP (1) | JP4576089B2 (ja) |
WO (1) | WO2002041407A1 (ja) |
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JP2015523507A (ja) * | 2012-04-30 | 2015-08-13 | クリーンエナジー (シアメン) テクノロジー,カンパニー リミテッド | レールクランプ |
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JP2020070677A (ja) * | 2018-11-02 | 2020-05-07 | 株式会社カネカ | 太陽電池モジュール設置構造及びその施工方法、並びにそれに用いるケーブル取付セット |
CN114033079A (zh) * | 2021-11-11 | 2022-02-11 | 华春新能源股份有限公司 | 一种光伏光热幕墙组件及幕墙系统 |
Also Published As
Publication number | Publication date |
---|---|
EP1341240A1 (en) | 2003-09-03 |
JP4576089B2 (ja) | 2010-11-04 |
US20030201009A1 (en) | 2003-10-30 |
US6784360B2 (en) | 2004-08-31 |
JPWO2002041407A1 (ja) | 2004-03-25 |
EP1341240A4 (en) | 2007-01-03 |
EP1341240B1 (en) | 2016-11-02 |
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