CN211880347U - Angle-adjustable integrated support for household photovoltaic power generation system - Google Patents
Angle-adjustable integrated support for household photovoltaic power generation system Download PDFInfo
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- CN211880347U CN211880347U CN202020400898.2U CN202020400898U CN211880347U CN 211880347 U CN211880347 U CN 211880347U CN 202020400898 U CN202020400898 U CN 202020400898U CN 211880347 U CN211880347 U CN 211880347U
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- power generation
- photovoltaic power
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- 238000010248 power generation Methods 0.000 title claims abstract description 76
- 230000010354 integration Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 14
- 238000005096 rolling process Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 description 16
- 230000008901 benefit Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
- 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
- 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
- Y02B10/20—Solar thermal
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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
- Y02E10/40—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
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- Photovoltaic Devices (AREA)
Abstract
The utility model relates to an adjusting device technical field just discloses a family is with adjustable angle integration support of photovoltaic power generation system, including the support base, the equal fixedly connected with supporting legs in four corners of support base bottom, the interior diapire fixedly connected with servo motor of support base. This family is with adjustable angle integration support of photovoltaic power generation system, when the angle of photovoltaic power generation board is adjusted to needs, drive the drive shaft through servo motor and rotate, drive shaft pivoted in-process, can drive the supporting disk in proper order, the rolling disc, flexible outer pole, flexible inner pole, the support frame, frame and photovoltaic power generation board are placed to the photovoltaic and are rotated, photovoltaic power generation board pivoted in-process, can let the photovoltaic power generation board follow the sunlight angle regulation, improve the effect of photovoltaic power generation board absorbed energy, photovoltaic power generation board angle regulation's purpose has been realized, through installing two slide bars, can improve rolling disc pivoted stability, also can support the rolling disc simultaneously.
Description
Technical Field
The utility model relates to an adjusting device technical field specifically is a family is with adjustable angle integration support of photovoltaic power generation system.
Background
The photovoltaic power generation system is a power generation system which directly converts light energy into electric energy without a thermal process, and the main components of the photovoltaic power generation system are a solar cell, a storage battery, a controller and an inverter.
In the using process of the photovoltaic power generation system, the integrated support is often required to be used for supporting so as to facilitate the photovoltaic power generation system to better absorb solar energy, but the existing integrated support does not have the advantage of adjustment, so that the photovoltaic power generation system cannot be adjusted in angle along with the solar light, the photovoltaic power generation system cannot better absorb energy, the utilization rate of resources is reduced, the using effect of the integrated support is reduced, and therefore the angle-adjustable integrated support for the household photovoltaic power generation system is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a family is with photovoltaic power generation system adjustable angle integration support possesses advantages such as regulating effect is better, has solved the advantage that current integration support does not possess the regulation, leads to can not letting photovoltaic power generation system follow the solar light angle regulation, can not let the better absorbed energy of photovoltaic power generation system, has reduced the utilization ratio of resource, has reduced the problem of the result of use of integration support.
(II) technical scheme
For realizing the better purpose of above-mentioned regulation effect, the utility model provides a following technical scheme: an angle-adjustable integrated support of a household photovoltaic power generation system comprises a support base, wherein supporting legs are fixedly connected to four corners of the bottom of the support base, a servo motor is fixedly connected to the inner bottom wall of the support base, a driving shaft is fixedly connected to an output shaft of the servo motor, a supporting disc is fixedly connected to the top end of the driving shaft, a rotating disc is fixedly connected to the top of the supporting disc, a fixed block is fixedly connected to the top of the rotating disc, a telescopic outer rod is hinged to the top of the fixed block, a telescopic inner rod is movably connected to the inner side of the telescopic outer rod, a connecting block is hinged to the top end of the telescopic inner rod, a photovoltaic placing frame is fixedly connected to the top of the connecting block, a photovoltaic power generation plate is fixedly connected to the top of the photovoltaic placing frame, a supporting block is fixedly, the bottom fixedly connected with slide bar of rolling disc, the inboard swing joint of flexible outer pole has the spacer pin, the outside fixedly connected with annular spring of spacer pin, the fixed push pedal of top fixedly connected with of spacer pin.
Preferably, the right side fixedly connected with fixed handle of fixed push pedal, and fixed handle is the U type, annular spring and flexible outer pole fixed connection.
Preferably, the number of the telescopic outer rods and the number of the support frames are two, and a cross beam rod is fixedly connected between one opposite sides of the support frames.
Preferably, the number of the sliding rods is two, an annular groove is formed in the top of the support base, and the annular groove is connected with the sliding rods in a sliding mode.
Preferably, the outer side of the telescopic inner rod is provided with limit grooves which are arranged at equal intervals, the limit grooves are clamped with limit pins, and the support block is hinged with the support frame.
Preferably, the top end of the telescopic inner rod penetrates through the telescopic outer rod and extends to the bottom of the connecting block, and the bottom of the supporting leg is fixedly connected with a rubber pad.
(III) advantageous effects
Compared with the prior art, the utility model provides a family is with adjustable angle integration support of photovoltaic power generation system possesses following beneficial effect:
the household integrated bracket with the adjustable angle for the photovoltaic power generation system is characterized in that when the angle of a photovoltaic power generation panel needs to be adjusted, a driving shaft is driven to rotate through a servo motor, a supporting disc, a rotating disc, a telescopic outer rod, a telescopic inner rod, a supporting frame, a photovoltaic placing frame and the photovoltaic power generation panel are sequentially driven to rotate in the rotating process of the driving shaft, the photovoltaic power generation panel can be enabled to follow the sunlight to adjust the angle in the rotating process of the driving shaft, the energy absorption effect of the photovoltaic power generation panel is improved, the angle adjustment purpose of the photovoltaic power generation panel is realized, the rotating stability of the rotating disc can be improved by installing two sliding rods, the rotating disc can be supported at the same time, the contact area between the driving shaft and the rotating disc can be improved by installing the supporting disc, the stress range of the rotating disc is improved, a fixed push plate and a limit pin can be sequentially driven to move left and, at the moment, the annular spring is in a compressed state, the limiting pin is pulled out of the limiting groove, the telescopic inner rod is not limited, the telescopic inner rod is pulled or compressed, the fixed handle is loosened, the limitable pin can be moved to other limiting grooves through the elasticity of the annular spring, the annular spring is in a relaxed state at the moment, the telescopic inner rod is hinged with the connecting block, and the support frame is hinged with the support block, so that the photovoltaic placing frame and the photovoltaic power generation panel can be sequentially driven to swing at a certain angle by taking the support block as the center of a circle in the process of moving the telescopic inner rod up and down, the angle adjusting effect of the photovoltaic power generation panel is improved, the photovoltaic power generation panel can better absorb solar energy, the integral structure is simple, the advantage of adjustment of the integral support is realized, the photovoltaic power generation system can adjust the angle along with the sunlight, and the photovoltaic power generation, the utilization rate of resources is improved, and the using effect of the integrated support is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the connection structure of the bracket base in the structure of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: the photovoltaic power generation device comprises a support base 1, support legs 2, a servo motor 3, a drive shaft 4, a support disc 5, a rotating disc 6, a fixed block 7, a telescopic outer rod 8, a telescopic inner rod 9, a connecting block 10, a photovoltaic placing frame 11, a photovoltaic power generation plate 12, a support block 13, a support frame 14, a sliding rod 15, a limiting pin 16, an annular spring 17 and a fixed push plate 18.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, an angle-adjustable integrated support for a household photovoltaic power generation system comprises a support base 1, wherein four corners of the bottom of the support base 1 are fixedly connected with support legs 2, an inner bottom wall of the support base 1 is fixedly connected with a servo motor 3, the type of the servo motor 3 can be YB2-315S-6-70, an output shaft of the servo motor 3 is fixedly connected with a drive shaft 4, the top end of the drive shaft 4 is fixedly connected with a support plate 5, the top of the support plate 5 is fixedly connected with a rotating plate 6, the top of the rotating plate 6 is fixedly connected with a fixed block 7, the top of the fixed block 7 is hinged with a telescopic outer rod 8, the inner side of the telescopic outer rod 8 is movably connected with a telescopic inner rod 9, the top end of the telescopic inner rod 9 penetrates through the telescopic outer rod 8 and extends to the bottom of a connecting block 10, the top of the connecting block 10 is fixedly connected with a photovoltaic placing frame 11, the top of the photovoltaic placing frame 11 is fixedly connected with a photovoltaic power generation board 12, the bottom of the photovoltaic placing frame 11 is fixedly connected with a supporting block 13, the top of the rotating disc 6 is fixedly connected with a supporting frame 14, the number of the telescopic outer rods 8 and the supporting frame 14 is two, a cross beam rod is fixedly connected between the opposite sides of the two supporting frames 14, the bottom of the rotating disc 6 is fixedly connected with a sliding rod 15, the number of the sliding rods 15 is two, the top of the bracket base 1 is provided with a ring-shaped groove, the ring-shaped groove is in sliding connection with the sliding rod 15, the inner side of the telescopic outer rod 8 is movably connected with a limiting pin 16, the outer side of the telescopic inner rod 9 is provided with limiting grooves which are arranged equidistantly, the limiting grooves are clamped with the limiting pin 16, the supporting block 13 is hinged with the supporting frame 14, when the angle of the photovoltaic power generation panel 12 needs to be adjusted, the servo motor 3 drives the driving shaft 4 to rotate, the driving shaft 4 can sequentially drive the supporting disc 5, the rotating disc 6, the telescopic outer rod 8, the telescopic inner rod 9, the supporting frame 14, the photovoltaic placing frame 11 and the photovoltaic power generation panel 12 to rotate in the rotating process, the photovoltaic power generation panel 12 can adjust the angle along with sunlight in the rotating process, the effect of the photovoltaic power generation panel 12 on absorbing energy is improved, the purpose of adjusting the angle of the photovoltaic power generation panel 12 is realized, the rotating stability of the rotating disc 6 can be improved by installing the two sliding rods 15, the rotating disc 6 can be supported at the same time, the contact area between the driving shaft 4 and the rotating disc 6 can be improved by installing the supporting disc 5, the stress range of the rotating disc 6 is improved, and in the process of moving the fixed handle by pulling the fixed handle, the fixed push plate 18 and the limit pin 16 are driven to move left and right in sequence, at the moment, the annular spring 17 is in a compressed state, the limit pin 16 is pulled out of the limit groove, the telescopic inner rod 9 loses the limit, the telescopic inner rod 9 is pulled or compressed at the same time, the fixed handle is loosened, the limit pin 16 can be moved to other limit grooves through the elasticity of the annular spring 17, at the moment, the annular spring 17 is in a loosened state, because the telescopic inner rod 9 is hinged with the connecting block 10, and the support frame 14 is hinged with the support block 13, in the process that the telescopic inner rod 9 moves up and down, the photovoltaic placing frame 11 and the photovoltaic power generation plate 12 are sequentially driven to swing at a certain angle by taking the support block 13 as the center of a circle, the angle adjusting effect of the photovoltaic power generation plate 12 is improved, the photovoltaic power generation plate 12 can better absorb solar energy, the whole, can let photovoltaic power generation system follow the sunlight and adjust the angle, can let the better absorbed energy of photovoltaic power generation system, improve the utilization ratio of resource, improve the result of use of integration support, the right side fixedly connected with fixed handle of fixed push pedal 18, and fixed handle is the U type, annular spring 17 and 8 fixed connection of flexible outer pole.
When using, when the angle of photovoltaic power generation board 12 is adjusted to needs, drive shaft 4 through servo motor 3 and rotate, drive shaft 4 pivoted in-process can drive supporting disk 5 in proper order, rolling disc 6, flexible outer pole 8, flexible interior pole 9, support frame 14, frame 11 and photovoltaic power generation board 12 are placed to the photovoltaic, photovoltaic power generation board 12 pivoted in-process can let photovoltaic power generation board 12 follow the angle of regulation of sunlight, improve the effect that photovoltaic power generation board 12 absorbed the energy, the purpose of photovoltaic power generation board 12 angle of regulation has been realized.
In conclusion, when the angle of the photovoltaic power generation panel 12 needs to be adjusted, the household integrated bracket with the adjustable angle of the photovoltaic power generation system drives the driving shaft 4 to rotate through the servo motor 3, the driving shaft 4 drives the supporting disc 5, the rotating disc 6, the telescopic outer rod 8, the telescopic inner rod 9, the supporting frame 14, the photovoltaic placing frame 11 and the photovoltaic power generation panel 12 to rotate in sequence in the rotating process, the photovoltaic power generation panel 12 can adjust the angle along with the sunlight in the rotating process of the photovoltaic power generation panel 12, the effect of the photovoltaic power generation panel 12 on absorbing energy is improved, the purpose of adjusting the angle of the photovoltaic power generation panel 12 is realized, the rotating stability of the rotating disc 6 can be improved by installing the two sliding rods 15, the rotating disc 6 can be supported at the same time, the contact area between the driving shaft 4 and the rotating disc 6 can be improved by installing the supporting disc 5, and the stress range of the rotating disc, by pulling the fixed handle, the fixed handle drives the fixed push plate 18 and the limit pin 16 to move left and right in sequence in the moving process, at the moment, the annular spring 17 is in a compressed state, the limit pin 16 is pulled out of the limit groove, the telescopic inner rod 9 loses the limit, the telescopic inner rod 9 is pulled or compressed at the same time, the fixed handle is loosened, the limitable pin 16 is moved to other limit grooves by the elasticity of the annular spring 17, at the moment, the annular spring 17 is in a loosened state, because the telescopic inner rod 9 is hinged with the connecting block 10, and the supporting frame 14 is hinged with the supporting block 13, the photovoltaic placing frame 11 and the photovoltaic power generation plate 12 are sequentially driven to swing at a certain angle by taking the supporting block 13 as the center of a circle in the up-down moving process of the telescopic inner rod 9, the angle adjusting effect of the photovoltaic power generation plate 12 is improved, the photovoltaic power generation plate 12, the integrated support has the advantages of adjustment, the photovoltaic power generation system can be enabled to follow the sunlight for adjusting the angle, better absorption energy of the photovoltaic power generation system can be enabled, the utilization rate of resources is improved, the using effect of the integrated support is improved, the problem that the existing integrated support does not have the advantage of adjustment is solved, the photovoltaic power generation system cannot be enabled to follow the sunlight for adjusting the angle, better absorption energy of the photovoltaic power generation system cannot be enabled, the utilization rate of resources is reduced, and the using effect of the integrated support is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a family is with adjustable angle integration support of photovoltaic power generation system, includes support base (1), its characterized in that: the support comprises a support base (1), supporting legs (2) are fixedly connected to four corners of the bottom of the support base (1), a servo motor (3) is fixedly connected to the inner bottom wall of the support base (1), a driving shaft (4) is fixedly connected to an output shaft of the servo motor (3), a supporting disc (5) is fixedly connected to the top end of the driving shaft (4), a rotating disc (6) is fixedly connected to the top of the supporting disc (5), a fixed block (7) is fixedly connected to the top of the rotating disc (6), a telescopic outer rod (8) is hinged to the top of the fixed block (7), a telescopic inner rod (9) is movably connected to the inner side of the telescopic outer rod (8), a connecting block (10) is hinged to the top end of the telescopic inner rod (9), a photovoltaic placing frame (11) is fixedly connected to the top of the connecting block (10), and a photovoltaic, the photovoltaic placing frame is characterized in that a supporting block (13) is fixedly connected to the bottom of the photovoltaic placing frame (11), a supporting frame (14) is fixedly connected to the top of the rotating disc (6), a sliding rod (15) is fixedly connected to the bottom of the rotating disc (6), a limiting pin (16) is movably connected to the inner side of the telescopic outer rod (8), an annular spring (17) is fixedly connected to the outer side of the limiting pin (16), and a fixed push plate (18) is fixedly connected to the top end of the limiting pin (16).
2. The household integrated bracket with the adjustable angle for the photovoltaic power generation system as claimed in claim 1, wherein: the right side fixedly connected with fixed handle of fixed push pedal (18), and fixed handle is the U type, annular spring (17) and flexible outer pole (8) fixed connection.
3. The household integrated bracket with the adjustable angle for the photovoltaic power generation system as claimed in claim 1, wherein: the number of the telescopic outer rods (8) and the number of the support frames (14) are two, and a cross beam rod is fixedly connected between one opposite sides of the support frames (14).
4. The household integrated bracket with the adjustable angle for the photovoltaic power generation system as claimed in claim 1, wherein: the number of the sliding rods (15) is two, an annular groove is formed in the top of the support base (1), and the annular groove is connected with the sliding rods (15) in a sliding mode.
5. The household integrated bracket with the adjustable angle for the photovoltaic power generation system as claimed in claim 1, wherein: the outer side of the telescopic inner rod (9) is provided with limit grooves which are arranged at equal intervals and are clamped with limit pins (16), and the support block (13) is hinged with the support frame (14).
6. The household integrated bracket with the adjustable angle for the photovoltaic power generation system as claimed in claim 1, wherein: the top end of the telescopic inner rod (9) penetrates through the telescopic outer rod (8) and extends to the bottom of the connecting block (10), and the bottom of the supporting leg (2) is fixedly connected with a rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020400898.2U CN211880347U (en) | 2020-03-26 | 2020-03-26 | Angle-adjustable integrated support for household photovoltaic power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020400898.2U CN211880347U (en) | 2020-03-26 | 2020-03-26 | Angle-adjustable integrated support for household photovoltaic power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211880347U true CN211880347U (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020400898.2U Expired - Fee Related CN211880347U (en) | 2020-03-26 | 2020-03-26 | Angle-adjustable integrated support for household photovoltaic power generation system |
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| Country | Link |
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| CN (1) | CN211880347U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113976853A (en) * | 2021-10-22 | 2022-01-28 | 艾密(上海)科技有限公司 | Automatic spraying system |
| CN114050773A (en) * | 2021-11-10 | 2022-02-15 | 中国水电建设集团新能源开发有限责任公司西北分公司 | Multi-angle photovoltaic power generation board installing support with drainage function |
-
2020
- 2020-03-26 CN CN202020400898.2U patent/CN211880347U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113976853A (en) * | 2021-10-22 | 2022-01-28 | 艾密(上海)科技有限公司 | Automatic spraying system |
| CN113976853B (en) * | 2021-10-22 | 2023-04-21 | 艾密(上海)科技有限公司 | Automatic spraying system |
| CN114050773A (en) * | 2021-11-10 | 2022-02-15 | 中国水电建设集团新能源开发有限责任公司西北分公司 | Multi-angle photovoltaic power generation board installing support with drainage function |
| CN114050773B (en) * | 2021-11-10 | 2023-11-24 | 中国水电建设集团新能源开发有限责任公司西北分公司 | Multi-angle photovoltaic power generation board installing support with drainage function |
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Granted publication date: 20201106 |