JP3567546B2 - Keraba structure of renovated snow melting roof - Google Patents

Description

[0001]
[Industrial applications]
The present invention relates to the structure of the keraba section at the end on the wife's side when a snow melting function is added as a result of repairing an existing roof of a house. More particularly, the present invention relates to a modified snow melting roof structure in which a conductive wire for conducting current to a sheet-like heating element functioning for melting snow can be stored in the modified melting snow roof.
[0002]
[Prior art]
Heretofore, snow removal work in snowfall areas has been physically demanding and dangerous. Then, as one of the methods of giving a snow melting function to a roof, there has been a method of installing a sheet-like heating element under a roof material as disclosed in JP-A-6-2399.
[0003]
[Problems to be solved by the invention]
However, there is no method to provide a sheet-like heating element at the same time as the roof repair and provide a snow melting function. Therefore, when applying the snow melting function by the sheet-like heating element with the roof repair, current is guided to the sheet-like heating element. There was no suitable method for storing conductive lines.
[0004]
[Means for Solving the Problems]
The present invention has been made to solve this problem, and has a cavity for accommodating a conductive wire in a keraba portion of a new roof, and a member that forms a cavity with a two-membered keraba material and a roof material. And a conductive wire for guiding an electric current to the sheet-like heating element is stored in the cavity.
[0005]
[Action]
When applying the snow melting function by the sheet-like heating element with the roof renovation, the conductive wire can be rationally wired, so that the construction is easy and the keraba part with a beautiful appearance is formed. .
[0006]
【Example】
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS With reference to the drawings, a description will be given below in detail of a refining snow melting roof structure according to the present invention. 1 and 2 are explanatory views showing a typical example of the present invention, wherein A is a roof base made of rafters B and a field board C, and asphalt roofing D, E is an existing roof material, F is a gable board, G H is a lower member, I is an outer member, J is an inner member, K is an upper member, L is a cavity, M is a conductive wire, N is a decorative body O, a keraba material made of a keraba cover P, and Q is a pier. , R is a backing material, S is a sheet heating element , and T is a new roofing material.
[0007]
The roof foundation A is composed of rafters B, a floor board C, and an asphalt roofing D. The floor board C is cut together with the asphalt roofing D in accordance with the outer surface of the rafter B near the wife's face. Asphalt roofing D is used as it is without removing what was used for the existing roof. The existing roofing material E laid on the floor board C may be removed, but by forming a new roof on it without removing it, it is possible to lower the roof with excellent waterproofness, heat insulation and soundproofing. Cost, can be formed in a short time.
[0008]
The existing roofing material E is a general roofing material laid on a roof foundation A. In FIGS. 1 and 2, a metal horizontal roof is shown. In addition, a flat roof, a step roof, A tiled roof, a tiled roof, a new tiled roof, or the like may be used.
[0009]
The gable plate F is a long flat plate, and is attached such that a wide flat surface faces the outer surface of the rafter B closest to the wife side, and the upper surface is substantially flush with the upper surface of the rafter B. The discard plate G is a long flat plate, which is attached to the upper surface of the gable plate F, has the same height as the field plate C, and its upper surface forms a continuous plane with the field plate C. Further, the discarded plate G projects outward from the outer surface of the gable plate F.
[0010]
The lower member H is attached at the end of the roof base A so as to straddle the base plate C and the waste plate G with the outer end aligned with the end of the waste plate G. The asphalt roofing D is attached through the end of the existing roofing material E.
[0011]
The outer member I is a long member having a rectangular cross section as shown in FIG. 3 and is attached to the upper surface of the lower member H with its outer surface aligned with the outer end surface of the lower member H. The inner member J shape using the same as the outer member I, are those somewhat attached to the outer member I close at inner end portion of the upper surface of the lower member H, also a sheet-like heating element S to be described later A required number of holes 1 for passing the extended lead wires 13 and 14 are provided at predetermined locations.
[0012]
For the upper member K, a member having the same shape as the lower member H is used, and its outer end is attached so as to be flush with the outer surface of the outer member I. The cavity L together with the lower member H, the outer member I, and the inner member J is used. Is formed. The cavity L is a space for arranging a conductive wire M for supplying a current to the sheet-like heating element S described later. Although not shown, the conductive wire M is bundled at the ridge and guided to the house. , Arbitrary wiring. By guiding the conductive wire to the ridge by the cavity L and guiding the conductive wire M to the house at one place, the work of drilling a hole for guiding the conductive wire M into the house only needs to be performed once and the construction is easy. In addition, since less processing is required for the existing roof, deterioration in strength, heat insulation, waterproofness, and the like can be prevented.
[0013]
The keraba material N is composed of two members, a decorative body O and a kerava cover P as shown in FIGS. 4 (a) and 4 (b).
[0014]
The decorative body O has a decorative surface 2 having a width wider than that of the upper member K, and the inner end of the decorative surface 3 is bent vertically downward to bend obliquely from the middle to the outside, and a tongue piece is further provided at the lower end. It is a long body composed of an internal decorative surface 3 having 3a and a holding portion 4 in which the outer end of the decorative surface 2 is folded back into a U-shape on the back side.
[0015]
The keraba cover P has a hanging surface 5 formed of a vertical surface, a bent portion 6 formed by bending the lower end of the hanging surface 5 inward and obliquely upward, and a fitting that is formed by horizontally bending the upper end of the hanging surface 5 outward to extend. And a long body composed of a portion 7.
[0016]
The decorative body O is laid on the upper surface of the upper member K, and at the time of mounting, the fitting insertion portion 7 of the keraba cover P is inserted into the holding portion 4 and integrally mounted as a keraba material N, a discard plate G, a lower member H, the outer member I and the upper member K are concealed from the appearance, the conductive wire M is waterproofed from rainwater and the like, and the appearance is beautifully finished. In addition, since both the decorative body O and the keraba cover P have a beautiful appearance, it is preferable that the decorative body O and the keraba cover P are formed of the same material as the new roofing material T described later.
[0017]
The crosspiece Q is one in which long bodies having the same height as the lower member H are arranged on the existing roofing material E at predetermined intervals in parallel with the flow direction. The crosspiece Q functions as a foundation on which the backing material R is placed and fixed, and forms a gap between the crosspieces Q to function as an air circulation path.
[0018]
As shown in FIG. 5, the backing material R has a long plate shape and is laid on the pier Q in large numbers. Further, the backing material R backs up the new roofing material T, prevents deformation of the new roofing material T even when a load is applied such as work on the roof or snow, and heat from the sheet-like heating element S described later. Of these, almost all of them are insulated so as to contribute to snow melting, and prevent heat from escaping into the house (such as the back of a hut). In addition, in the summer season, even if the roof is heated by the sun, heat is prevented from being transmitted to the interior of the house, which helps to prevent a rise in the temperature of the interior of the house, and also helps to prevent sound.
[0019]
Examples of the material of the backing material R include a sizing board, a sizing insulation boat, a plastic foam (urethane foam, a nurate foam, a phenol foam, etc.), a particle board, a wood composite board, a wood cement board, a composite panel (companion), and a plaster. A board, an ALC board, etc., which have heat insulation properties.
[0020]
To further illustrate, the the backing R abutting an end face in the horizontal direction, the roof bed A with the ridge directions from the eaves as shown in FIG. 6 superposed elongate sides backing R ₁ of the lower, and stepped Are fixed so as to form a triangular gap β between them. This gap β can function as a flow path for fresh air and the like, and further promotes the functions of the backing material R such as a heat insulating material, a soundproofing material, a humidity control material, etc. Contributes to the prevention of corrosion of new roofing materials T and the like.
[0021]
The sheet heating element S is a rectangular sheet as shown in FIGS. 7A and 7B, and is interposed between the backing material R and the new roofing material T as shown in FIGS. This is to supply heat necessary for snow melting to the exterior part. As shown in FIG. 5, the sheet-like heating element S is fixed and attached to the surface of the backing material R by various means such as an adhesive (not shown), an adhesive tape 8, a stapler 9, and the like.
[0022]
Further, the sheet-like heating element S Fig. 7 (a) and 7, 7 b of (a) - and as shown in FIG. 7 (b) corresponding to i line cross-sectional view, the sheet 10 as a heat-generating portion in the strip, Conductive wires 11 and 12 formed at both ends in the longitudinal direction of sheet 10 , lead wires 13 and 14 formed at one end in the width direction and connected to conductive wires 11 and 12, and upper and lower insulator sheets 15 covering these, 16.
[0023]
The sheet 10 is not particularly specified as long as it has a suitable electric resistance and a composition that causes a heat generation phenomenon when energized, but the composition is, for example, a composition obtained by binding a carbon fiber with a synthetic resin or the like. , Pulp fiber and carbon fiber, carbon particles, metal powder, and the like are synthesized using a viscous material. Since the carbon fibers are mixed so as to overlap each other, a part of the sheet-like heating element S should be used. Destruction or cutting has no effect on the heat generated in other parts. The sheet 10 generates heat when electricity is led to the conductive wires 11 and 12 via the lead wires 13 and 14.
[0024]
The insulating sheets 15 and 16 are made of a PVC film, a fluororesin film, an acrylic film, or the like, and exhibit effects such as surface protection, waterproofing, and electrical insulation by being laminated. Further, the lead wires 13 and 14 pass through the hole 1 of the inner member J and are connected to the conductive wire M, and the entire sheet-shaped heating element S generates heat due to the resistance of the conductive composition , and heat is generated in the new exterior part. It is transmitted to the roofing material T, and snow melting is performed.
[0025]
8 (a) and 8 (b) are perspective views showing a new roofing material T having a staircase shape constituting an exterior part, and the new roofing material T is a metal plate (colored steel plate, copper plate, aluminum plate, titanium plate). , A stainless steel plate, a sandwich steel plate, a clad steel plate, etc.) by roll forming, press forming, extrusion forming or the like.
[0026]
More specifically, the new roofing material T is in the shape of a long plate, and one end in the width direction is bent in a substantially U-shape toward the lower side of the decorative surface 17, that is, the back surface 18 side, and is inserted into the stepped decorative surface 19. A male connecting portion 22 having an edge 20 is formed. A substantially U-shaped hooking groove 21 is formed from the decorative surface 17, the stepped decorative surface 19, and the insertion edge 20.
[0027]
The other end of the decorative surface 17 is fitted with a fitting groove 23 that is bent upward of the decorative surface 17 to fit into the insertion edge 20 having a substantially U-shaped cross section. A female mold having a fitting edge 24 folded in a letter shape and a fixed piece 25 formed by bending the tip of the fitting edge 24 downward and bending outward in an L-shape substantially parallel to the decorative surface 17. This is one in which the connecting portion 26 is formed.
[0028]
Further, connecting pieces 27 are formed by bending both side edges in the longitudinal direction of the decorative surface 17 toward the back surface 18 side in a goby shape. The connecting piece 27 serves as a locking portion when connecting adjacent new roofing materials T via a joint material (not shown). In FIG. 8A, the fitting groove 23 and the insertion edge 20 are provided with a concave streak 28 and a concave stitch in the sense of strengthening the strength in the longitudinal direction and preventing rainwater and the like from the outside from penetrating into the inside by capillary action. Article 29 is formed.
[0029]
Figure 9 shows a shaping example of a new roofing T ₃ for use in locations adjacent the verge portion. That T ₃ is folded vertically upward the ends of the verge side of the decorative surface 17 at an arbitrary width, a portion located outward from an extension of the folding line 31 of the male coupling portion 22 deletes cut, In addition, the portion of the female connecting portion 26 which is located outside the extension line of the return line 31 is cut on the extension line of the return line 31 to correct the shape of the female connection portion 26 to a planar shape, and the excess portion is removed. It is turned back so as to overlap with the rain return piece 30.
[0030]
The rain return piece 30 is located inward from the inner end of the upper member K, and is brought into contact with the inner member J. The rain return piece 30 prevents rainwater from entering the keraba portion and exposes the inner member J to the exterior. It is intended to improve the appearance by avoiding this.
[0031]
Here, an example of the construction of the repaired snow melting roof according to the present invention will be briefly described. First, the existing keraba is removed, and the edge of the base plate C is cut along the outer surface of the outermost rafter B.
[0032]
Next, as shown in FIG. 10, the crosspieces Q are attached at predetermined intervals in parallel with the flow direction. Further, the gable plate F is fixed to the outer surface of the outermost rafter B so that the upper surface is flush with the upper surface. Then, a discard plate G is fixed on the upper surface of the gable plate F, and the discard plate G and the base plate C form substantially the same plane on the upper surface.
[0033]
Next, as shown in FIG. 11, the lower member H is straddled over the base plate C and the discard G, and its outer surface is attached to the outer surface of the discard G, and the outer member I is further attached to the lower member H. Attach it to the outer surface of Further, near the inner end of the lower member H, an inner member J in which a hole 1 has been drilled in advance is fixed in parallel with the outer member I at a predetermined interval.
[0034]
Then, as shown in FIG. 12 and FIG. 6, laying backing R ₁ of the lower on桟木Q. Then, laying a sheet-like heating element S optionally portion on the upper surface of the backing material R ₁ located in the lower part, connecting the lead wires 13 and 14 passed through the holes 1 of the inner member J to the conductor line M.
[0035]
Then, placing the new roofing material T ₁ of the lower stage from the sheet-like heating element on S, and pouring a fastener α at fixing pieces 25 for fixing the new roofing material T _1. And by placing the lower end of the backing material R ₂ of the upper on the fixed piece 25 of the new roofing material T _1, further placing a sheet-like heating element S, connected to the conductive line M of the lead lines 13 and 14 was carried out, the upper Sakomien 20 new roofing T ₂ fitted, locked into the lower part of the new roofing material T ₁ of the fitting groove 23, the upper new roofing on the upper backing R ₂ placing the T _2.
[0036]
In this manner, by performing the roofing stepwise from the eaves direction to the ridge direction, a gap β having a substantially triangular longitudinal section is formed between the existing roofing material E and the backing material R as shown in FIG. The void β can function as a flow path for fresh air and the like, and further promotes the functions of the backing material R such as a heat insulating material, a soundproofing material, a humidity control material, etc. This contributes to prevention of corrosion of the roof material T and the like. Further, in FIG. 6, ΔT is an overlap margin between the backing materials 2, and in order to prevent the backflow of the infiltrated rainwater and to exert a sufficient waterproof effect, ΔT is as long as possible, and is preferably ΔT. = About 50 to 60 mm.
[0037]
The lead wires 13 and 14 of the sheet heating element S are connected to the conductive wire M through the hole 1 of the inner member J before being concealed by the new roofing material T, and the conductive wire M is connected to the outer member I and the inner member J. It is stored in between. Although any number of conductive wires M may be used, the conductive wires M connecting the lead wires 13 and 14 are distinguished according to the range and location of the sheet-like heating element S, and the conductive wires M to be energized by a control panel provided in the house are separated. By designating, it is possible to arbitrarily adjust the range in which snow melting is performed. The end of the new roofing material T on the wife side is formed as shown in FIG. 9 and is attached to the inner member J when attached.
[0038]
Next, the upper member K is placed on the upper surfaces of the outer member I and the inner member J to form a cavity L in which the conductive wire M is stored. The keraba material N engaged with the fitting portion 7 is attached and finished as shown in FIGS. Although not shown, a fastener α such as a nail is used for fixing the gable plate F, the discarded plate G, the lower member H, the outer member I, the inner member J, the upper member K, the decorative body O, and the keraba cover P. Is what you use.
[0039]
What has been described above is only one embodiment of the present invention. As shown in FIG. 13, a board made of a synthetic resin foam or a foam made on site is provided on the surface of the existing roofing material E at the same height as the pier Q. By applying a heat insulating material 32 made of a mold synthetic resin foam, the heat insulating property can be further improved.
[0040]
【The invention's effect】
As described above, according to the modified snow melting roof structure according to the present invention, (1) the conductive wire is concealed in the modified melting roof, so that the appearance is good and the workability is excellent. {Circle around (2)} Since the conductive wire is led into the house at one location in the ridge, the construction is easy, and the strength, heat insulation, sound insulation and the like of the roof are not deteriorated. (3) Since a sheet-like heating element is interposed between the heat insulating layer and the exterior part, the heat generated from the surface heat generating sheet does not dissipate toward the inside of the house due to the formation of the heat insulating layer, and is mostly a heat source for melting snow. It can be used as efficient.
{ Circle around ( 4)} When the sheet-like heating element is formed by mixing carbon fibers, even if a part of the sheet-like heating element is broken or cut, the heat generation in other parts is not affected at all. {Circle over (5)} Since the entire keraba portion is formed large, the new roof has a heavy-weight appearance. There are features and effects.
[Brief description of the drawings]
FIG. 1 is an explanatory view showing a typical example of a keraba portion structure of a modified snow melting roof according to the present invention.
FIG. 2 is a cross-sectional view showing a typical example of a keraba portion structure of a modified snow melting roof according to the present invention.
FIG. 3 is an explanatory diagram of an inner member.
FIG. 4 is an explanatory diagram of a decorative body and a keraba cover constituting a keraba material.
FIG. 5 is a perspective view showing an example of a backing material and a sheet-like heating element .
FIG. 6 is an enlarged view showing a vertical connection part of a new roofing material.
FIG. 7 is an explanatory diagram of a sheet-shaped heating element .
FIG. 8 is an explanatory diagram of a new roofing material.
FIG. 9 is an explanatory diagram of a new roofing material used near the keraba portion.
FIG. 10 is an explanatory view showing a construction example of a keraba portion structure of a modified snow melting roof according to the present invention.
FIG. 11 is an explanatory view showing a construction example of a keraba portion structure of a modified snow melting roof according to the present invention.
FIG. 12 is an explanatory view showing a construction example of a keraba portion structure of a modified snow melting roof according to the present invention.
FIG. 13 is an explanatory view showing another example of the keraba structure of the modified snow melting roof of the present invention.
[Explanation of symbols]
α Fixture β Air gap A Roof base B Rafter C Field board D Asphalt roofing E Existing roofing material F Gable board G Discarded board H Lower member I Outer member J Inner member K Upper member L Hollow M Conductive wire N Keraba material O Makeup body P Keraba cover Q Crosspiece R Backing material S Sheet heating element T New roofing material 1 Hole 2 Decorative surface 3 Internal decorative surface 3a Tongue piece 4 Nipping portion 5 Hanging surface 6 Bending portion 7 Fitting portion 8 Adhesive tape 9 Stapler 10 Synthetic resin sheet DESCRIPTION OF SYMBOLS 11 Conductive wire 12 Conductive wire 13 Lead wire 14 Lead wire 15 Insulating sheet 16 Insulating sheet 17 Decorative surface 18 Back surface 19 Step decorative surface 20 Insertion edge 21 Hook groove 22 Male connection part 23 Fitting groove 24 Fitting edge 25 Fixed piece 26 Female connecting portion 27 Connecting piece 28 Concave streak 29 Concave streak 30 Rain return piece 31 Folded wire 32 Insulation material

Claims (1)

In the keraba part of the renovated roof that has a variety of existing roofs and has a snow melting function, after removing the keraba of the existing roof, a long flat plate-shaped gable plate that is attached in close contact with the outermost rafter of the roof foundation, A long plate-shaped discard plate attached to the upper surface of the gable plate so as to form the same plane as the field plate, and a long plate-shaped lower member arranged parallel to the flow direction at the end of the existing roof at the end of the roof. A cross section disposed parallel to the lower member at the outer end of the upper surface of the lower member is a rectangular long member, and the lower member is disposed parallel to the lower member near the inner end of the upper surface of the lower member. An inner member provided with a hole for allowing a lead wire to pass through a predetermined portion of the member having the same shape as the outer member; and an upper member having substantially the same shape as the lower member placed on the upper surfaces of the outer member and the inner member. And a rail mounted on the existing roof at a predetermined interval in parallel with the flow direction. And at least one end in the width direction is bent substantially U-shaped toward the decorative surface side to form an engagement groove, and is again turned substantially U-shaped to form a fitting edge. Roofing material having a stepped decorative surface bent into a substantially U-shape on the side and a plug engagement piece, and a long plate-shaped backing that is overlaid on the back side of the roofing material for the stepping roof Material, a sheet-like heating element interposed between the backing material and the roofing material , a decorative surface which is a horizontal surface, an inner decorative surface having the inner end of the decorative surface bent vertically downward, and an outer decorative surface. A long body decorative body having a sandwiching portion whose one end is folded downward in a U-shape, a keraba having a hanging surface of a vertical surface and an insertion portion which is horizontally turned outwardly at an upper end of the hanging surface. It is composed of a verge member consisting of two members of the cover, on the桟木, the longitudinal end on the upper surface of the backing material arranged aligned in the vicinity of the lower member Laying the over preparative-like heating element is passed through the hole of the inner member leads, by disposing roofing material to form a new roof on the upper surface of the sheet-like heating element, also the outer end of the roofing material is decorative surface Is turned back to contact the inner member, the decorative body of the keraba material is disposed on the upper surface of the upper member so as to cover the contact surface between the roof material and the inner member, and the outer member and the lower member are provided by the hanging surface of the keraba cover. , A fitting portion is engaged with the holding portion of the decorative body so as to cover a part of the discard plate and the gable plate, and is formed by being surrounded by a lower member, an outer member, an inner member, and an upper member. A modified melting snow roof structure, in which conductive wires that conduct current to a sheet-like heating element are arranged in a hollow space and connected to lead wires.

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