CN211144705U - Conical supporting tower of large vertical axis wind generating set - Google Patents
Conical supporting tower of large vertical axis wind generating set Download PDFInfo
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- CN211144705U CN211144705U CN201922041017.2U CN201922041017U CN211144705U CN 211144705 U CN211144705 U CN 211144705U CN 201922041017 U CN201922041017 U CN 201922041017U CN 211144705 U CN211144705 U CN 211144705U
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- 238000012423 maintenance Methods 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 7
- 230000009429 distress Effects 0.000 abstract description 4
- 230000035882 stress Effects 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000002411 adverse Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000010977 unit operation Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 9
- 239000011150 reinforced concrete Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
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- 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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- 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
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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Abstract
The utility model discloses a large-scale vertical axis wind generating set conical support pylon relates to wind generating set technical field. The utility model comprises a frame beam, a frame column and an inner support and an outer support, wherein the frame beam, the frame column and the inner support and the outer support are fixedly connected to form a conical bearing tower frame, and a main central shaft hole is arranged at the central position of the frame beam; a personnel operation and maintenance gallery is fixed on the conical supporting tower, and a supporting end of the top of the supporting tower is fixed at the top end of the conical supporting tower. The utility model discloses can utilize the material performance fully rationally, the big bearing capacity of the bulk rigidity is big, and the material is more economized during the wind energy conversion system of resisting the same load, can realize the purpose of high-power installation, and basic stress negative stress district area is no longer than 2% when wind generating set normal operating, and the detached state can not appear with the ground in the basis when unit operation, and no basic operation vibration disturbs, is favorable to protecting ecological environment, and basic stress negative stress district area is no longer than 20%, safe and reliable under adverse wind condition environment.
Description
Technical Field
The utility model belongs to the technical field of wind generating set, especially, relate to a large-scale vertical axis wind generating set conical support pylon.
Background
The wind power generator is a mechanical device for converting the kinetic energy of wind into electric energy, the first step of the conversion process is to convert wind energy into mechanical energy by blades, the second step is to transmit the mechanical energy to the generator by a connecting transmission device, and the third step is to convert the mechanical energy into electric energy by the generator and output the electric energy. A vertical axis wind park generally refers to a wind park with the axis of rotation perpendicular to the ground. The vertical axis wind generating set does not need to face the wind and has natural advantages in wind direction utilization.
With the high-speed development of the wind energy industry, wind power development in low wind speed areas is not well developed, the market potential of a high-efficiency wind generating set started at low wind speed is great, but for a large vertical axis wind generating set, the structural part is the most critical, and the success or failure of the structural part is the success or failure of the large vertical axis wind generating set. In a low wind speed wind field, the wind speed is small, the kinetic energy of wind is small, the energy acquired by a unit area of a fan blade under the action of wind is small, the difficulty of starting a wind driven generator at low wind speed under different wind conditions is broken, the technical problem that the wind driven generator cannot continuously generate power under different wind conditions is solved, the vertical axis wind driven generator set is suitable for the low wind speed wind field with annual average wind speed of 3-8 m/s, meanwhile, the power generation efficiency and the wind energy utilization rate of the vertical axis tower high-power low wind speed wind driven generator set are improved, innovation and improvement are needed from multiple aspects, and the existing conical support tower of the wind driven generator set is single in structure, large in material consumption, low in height and small in installed power.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a large-scale vertical axis wind generating set conical support pylon has solved the problem that low wind speed wind generating set supporting pylon structure is single, the material quantity is big, highly low, installed power is little among the prior art.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
The utility model relates to a conical supporting tower frame of a large vertical axis wind generating set, which comprises a frame beam, a frame column and an inner support and an outer support, wherein the frame beam, the frame column and the inner support and the outer support are fixedly connected to form the conical supporting tower frame; a personnel operation and maintenance gallery is fixed on the conical support tower, and a support tower top supporting end is fixed at the top end of the conical support tower.
Furthermore, the frame beam is a steel beam between conical support tower frames and is mainly made of H-shaped steel, and the steel beam in a part of the frames is a circular steel tube steel beam.
Furthermore, the frame column is a vertical column of the conical support tower, is a circular steel tube steel column and is provided with a vertical column and an inclined column.
Furthermore, the inner support and the outer support are conical support tower frame beams and auxiliary structural members between frame columns, are round steel pipe supports, are outer supports in the peripheral area, and are inner supports in the space surrounded by the outer surface.
Further, the personnel access corridor is disposed at a location about 1.2 meters below the top of the conical support tower.
Further, a machine room is arranged on the ground at the bottom of the conical support tower.
The utility model discloses following beneficial effect has:
The utility model discloses toper supporting tower structure atress is reasonable, can utilize the material performance fully rationally, the big bearing capacity of the bulk rigidity is big, the materials is more economized when resisting the wind energy conversion system of same load, can realize the purpose of high-power installation, the required controlgear of wind wheel in the operation process can find suitable platform installation position on the supporting tower, foundation stress negative stress district area is no more than 2% when wind generating set normal operating, the detached state can not appear with the ground in unit operation basis, no foundation operation vibration is disturbed, be favorable to protecting ecological environment, foundation stress negative stress district area is no more than 20% under adverse wind condition environment, safety and reliability.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a vertical view of a tapered support tower of a low wind speed vertical axis wind turbine of the present invention;
FIG. 2 is a sectional view of the conical support tower 1 of the present invention;
FIG. 3 is a cross-sectional view of the conical support tower 2 of the present invention;
FIG. 4 is a plan view of a conical support tower according to the present invention;
FIG. 5 is a plan view of the intermediate layer of the conical support tower of the present invention;
FIG. 6 is a six-story plan view of the tapered support tower of the present invention;
Fig. 7 is a plan view of the top layer of the conical support tower of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-frame beam, 2-frame column, 3-inner and outer support, 4-main central shaft through hole, 5-personnel operation and maintenance gallery, 6-supporting tower top supporting end, 7-floor local installation operation and maintenance working face, 8-floor complete installation operation and maintenance working face, 9-stability control device and brake device arrangement area, 10-main central shaft slewing bearing, 11-interlayer ladder stand, 12-ground machine room and 13-reinforced concrete foundation.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention relates to a conical supporting tower for a large vertical axis wind turbine, which comprises a frame beam 1, a frame column 2, an inner support 3, an outer support 3, a frame beam 1, a frame column 2, and an inner support 3, wherein the frame beam 1 is fixedly connected with the inner support 3 to form a conical supporting tower, and a main central shaft hole 4 is formed in the center of the frame beam 1 to form an integral structure of the supporting tower.
The main central shaft hole 4 is a circular hole reserved in the geometric center of each frame layer and used for a main central shaft of the unit to pass through; a main central shaft slewing bearing 10 is arranged on the inner edge of a main central shaft hole 4 of the third layer and the sixth layer on the frame beam 1, and the main central shaft slewing bearing 10 adopts a single-row four-point contact ball type slewing bearing.
A personnel operation and maintenance gallery 5 is fixed on the conical support tower, and the personnel operation and maintenance gallery 5 is arranged at a position about 1.2 meters below the top end of the conical support tower and is used for an air gallery used when each part of the wind wheel is operated and maintained; a supporting tower top supporting end 6 is fixed at the top end of the conical supporting tower and is a connecting port specially designed for mounting the running wind wheel, bolt mounting holes are machined according to design, and the top end of the conical supporting tower can bear all loads transmitted by the running wind wheel under the condition of the maximum survival wind speed.
The frame beam 1 at the middle position of the conical support tower is used as a local floor installation operation and maintenance working surface 7, and is a local working platform arranged at most layers and used for installing operation and maintenance.
Two layers of frame beams 1 are selected from the conical support tower as floors, and all floors of the conical support tower (eight floors) and floors of the control rail wheel disc (six floors) are used as installation operation and maintenance working faces 8.
All the floors are provided with a stable control device and a brake device arrangement area 9 on the operation and maintenance working surface 8, and the stable control device in the vertical direction and the stable control device in the horizontal direction and the brake device are arranged below and on the inner side surface of the control rail wheel disc in an annular area on an overhanging beam of the floor (six layers in the embodiment) of the control rail wheel disc.
The frame beam 1 is a steel beam between conical support tower layers and is mainly made of H-shaped steel, and part of the interlayer inner steel beams are circular steel tube steel beams.
The frame column 2 is a vertical column of the conical support tower, is a circular steel tube steel column and is provided with a vertical column and an inclined column.
The inner support 3 is an auxiliary structural member between the frame beam 1 and the frame column 2 of the conical support tower, is a circular steel tube support, has an outer support in the peripheral area, and has an inner support in the space surrounded by the outer surface.
A machine room 12 is arranged on the ground at the bottom of the conical support tower, an equipment machine room building is arranged on the ground in the center of the bottom of the conical support tower, and heavy equipment, equipment systems for daily frequent operation and maintenance management and electrical systems are arranged inside the equipment machine room building; the bottom of the conical support tower is provided with a reinforced concrete foundation 13 which is a foundation for the support tower, the equipment room and the equipment, and the foundation is a reinforced concrete cast-in-place foundation.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a large-scale vertical axis wind generating set conical support tower, includes frame roof beam (1), frame post (2) and inside and outside support (3), its characterized in that: the frame beam (1), the frame column (2) and the inner and outer supports (3) are fixedly connected to form a conical bearing tower frame, and a main central shaft hole (4) is formed in the center of the frame beam (1);
A personnel operation and maintenance gallery (5) is fixed on the conical support tower, and a support tower top supporting end (6) is fixed at the top end of the conical support tower.
2. A tapered support tower for a large vertical axis wind turbine generator system according to claim 1, wherein said frame beams (1) are steel beams between the tapered support tower layers, mainly made of H-section steel, and part of the steel beams in the layers are circular steel tube steel beams.
3. The tapered support tower for a large vertical axis wind turbine generator system according to claim 1, wherein the frame columns (2) are vertical columns of the tapered support tower, are all circular steel tube steel columns, and comprise vertical columns and inclined columns.
4. The conical support tower of claim 1, wherein the inner and outer supports (3) are auxiliary structural members between the frame beams (1) and the frame columns (2) of the conical support tower and are round steel pipe supports, the peripheral area is an outer support, and the supports in the space surrounded by the outer surface are inner supports.
5. A large vertical axis wind turbine unit tapered support tower according to claim 1, wherein said personnel access corridor (5) is arranged at a location about 1.2 meters below the top of the tapered support tower.
6. A large vertical axis wind turbine unit tapered support tower according to claim 1, wherein a machine room (12) is arranged at the bottom of the tapered support tower and on the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922041017.2U CN211144705U (en) | 2019-11-24 | 2019-11-24 | Conical supporting tower of large vertical axis wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922041017.2U CN211144705U (en) | 2019-11-24 | 2019-11-24 | Conical supporting tower of large vertical axis wind generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211144705U true CN211144705U (en) | 2020-07-31 |
Family
ID=71774821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922041017.2U Active CN211144705U (en) | 2019-11-24 | 2019-11-24 | Conical supporting tower of large vertical axis wind generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211144705U (en) |
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2019
- 2019-11-24 CN CN201922041017.2U patent/CN211144705U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20240918 Address after: R784, 1st Floor, Building 1, No. 73 Changhong West Road, Xilu Street, Fangshan District, Beijing, 102400 (cluster registration) Patentee after: Hongyuan Chuangyan (Beijing) Energy Research Co.,Ltd. Country or region after: China Address before: 072750 north side of Xingtai garden, Dongxing North Street, Qingliangsi office, Zhuozhou City, Baoding City, Hebei Province Patentee before: Hebei Hongyuan Chuangyan Energy Technology Co.,Ltd. Country or region before: China |