CN222321451U - A sunflower solar energy control device - Google Patents
A sunflower solar energy control device Download PDFInfo
- Publication number
- CN222321451U CN222321451U CN202420619509.3U CN202420619509U CN222321451U CN 222321451 U CN222321451 U CN 222321451U CN 202420619509 U CN202420619509 U CN 202420619509U CN 222321451 U CN222321451 U CN 222321451U
- Authority
- CN
- China
- Prior art keywords
- fixedly arranged
- column frame
- control device
- sunflower
- driving device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 241000208818 Helianthus Species 0.000 title claims abstract description 15
- 235000003222 Helianthus annuus Nutrition 0.000 title claims abstract description 15
- 230000001360 synchronised effect Effects 0.000 claims description 18
- 238000013016 damping Methods 0.000 claims description 16
- 241000237983 Trochidae Species 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000004873 anchoring Methods 0.000 claims description 5
- 238000007667 floating Methods 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000013082 photovoltaic technology Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a sunflower solar control device which comprises an annular driving device, a photovoltaic module, a lower column frame, a rotary driver and an upper column frame, wherein an inner support is fixedly arranged in the middle of the annular driving device, the lower surface of the inner support is fixedly provided with the upper end of the upper column frame, the lower end of the upper column frame is fixedly arranged on the upper surface of the rotary driver, the lower end surface of the rotary driver is fixedly provided with the upper end surface of the lower column frame, the annular driving device replaces the original axial center driving mode, the structural size of the device can be greatly reduced, the driving structure can be annular, annular driving can be better carried out, the stability of the device is improved, and the upper column frame and the rotary driver are arranged, so that the unfolding surface of the photovoltaic module can be better perpendicular to the light irradiation angle based on tracking feedback of a sun tracking sensor, and the photoelectric conversion rate is further improved.
Description
Technical Field
The utility model relates to the technical field of photovoltaic power generation, in particular to a sunflower solar control device.
Background
Solar street lamps are used in a plurality of places where electric network laying is inconvenient, photoelectric conversion is carried out through a photovoltaic module of the solar street lamps, but under the current increasingly complex light effect and lighting requirement, the power generation requirement of the photovoltaic module is increased, under the existing photovoltaic technology, the power generation capacity can only be provided by increasing the area of a photovoltaic panel, but the whole space occupation can be increased by a large-area photovoltaic panel, the photovoltaic panel is formed into a sunflower structure, the root of a sunflower is controlled by rotating an axle center transmission shaft, and then a large motor is needed, so that the driving part of the whole device is overlarge.
Therefore, it is necessary to design a sunflower solar control device.
Disclosure of utility model
The utility model aims to provide a solar control device for sun flowers, which solves the problems in the background technology.
In order to solve the technical problems, the utility model provides the technical scheme that the sunflower solar control device comprises an annular driving device, a photovoltaic module, a lower column frame, a rotary driver and an upper column frame, wherein an inner support is fixedly arranged in the middle of annular driving, the upper end of the upper column frame is fixedly arranged on the lower surface of the inner support, the lower end of the upper column frame is fixedly arranged on the upper surface of the rotary driver, the lower end surface of the rotary driver is fixedly arranged on the upper end surface of the lower column frame, the photovoltaic module forms an annular shape through a plurality of pieces in overlooking angles, the photovoltaic modules are overlapped in the vertical direction, a connecting frame is fixedly arranged on a moving part of the annular driving device, the connecting part of the connecting frame is fixedly arranged on the edge of the uppermost photovoltaic module, a base is fixedly arranged at the bottom of the lower column frame, and a sun tracking sensor is fixedly arranged on the upper surface of the inner support.
According to the technical scheme, the annular driving device comprises a servo driver, a fixed ring and a movable ring, wherein the output end of the servo driver is meshed with the movable ring through a gear, the movable ring is a moving part of the annular driving device, the servo driver is fixedly arranged inside the fixed ring, a plurality of auxiliary gears are arranged on the outer periphery of the fixed ring in a turnover mode, the movable ring is arranged on the periphery of the fixed ring in a rotation mode, and the movable ring is meshed with the auxiliary gears.
According to the technical scheme, the photovoltaic module comprises a mounting plate, a solar cell panel is fixedly mounted on the upper surface of the mounting plate, an outer synchronous damping sliding rail assembly is fixedly mounted on the outer edge of the mounting plate, an inner synchronous damping sliding rail assembly is fixedly mounted on the inner edge of the mounting plate, and the photovoltaic modules are assembled by relatively sliding the inner synchronous damping sliding rail assembly and the outer synchronous damping sliding rail assembly.
According to the technical scheme, the rotary driver comprises a bottom shell and a top shell, a servo motor is fixedly arranged in the bottom shell, a driving gear is fixedly arranged at the output end of the servo motor, an inner tooth cylinder is integrally formed on the lower surface of the top shell, the top shell and the bottom shell are rotatably arranged relatively, a transmission gear is rotatably arranged in the bottom shell, and the driving gear is connected with the inner tooth cylinder through power of the transmission gear.
According to the technical scheme, the upper column frame comprises a support column and a connecting beam, the middle side wall of the support column is hinged with two symmetrically distributed telescopic rods, the top of the support column is hinged with the lower end of a supporting connecting rod, the middle of the lower surface of the connecting beam is fixedly connected with the top end of the supporting connecting rod, the two ends of the lower surface of the connecting beam are hinged with one end of a bridging rod, the other end of the bridging rod is hinged with the lower part of the supporting connecting rod, and the floating end of the telescopic rod is hinged with the middle part of the bridging rod.
According to the technical scheme, the connecting frame comprises a threaded cylinder seat, an anchoring screw rod is screwed on the threaded cylinder seat, an upper screw mounting lug and a lower auxiliary lug are formed on the inner side of the threaded cylinder seat in one day, and a locking screw is screwed on the upper screw mounting lug.
Compared with the prior art, the utility model has the following beneficial effects:
The original axle center driving mode is replaced by the annular driving device, the structure size of the device can be greatly reduced, the driving structure can be annular, annular driving can be better carried out, the stability of the device is improved, an upper column frame and a rotary driver are arranged, tracking feedback of the current angle of the sun can be based on a sun tracking sensor, and therefore the unfolding surface of the photovoltaic module can be better perpendicular to the light irradiation angle, and the photoelectric conversion rate is further improved.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a schematic diagram of the front view of the support structure of the present utility model;
FIG. 3 is a perspective view of a disk drive structure according to the present utility model;
FIG. 4 is a schematic view of the ring drive of the present utility model in a top cross-sectional configuration;
FIG. 5 is a schematic view of the main sectional structure of the ring drive of the present utility model;
FIG. 6 is a perspective view of a photovoltaic module according to the present utility model;
FIG. 7 is a schematic view of a two-view perspective structure of the photovoltaic module of the present utility model;
FIG. 8 is a schematic diagram of the main cross-sectional structure of the rotary actuator of the present utility model;
fig. 9 is a perspective view of a connecting frame according to the present utility model.
In the figure, 1, an annular driving device, 101, a servo driver, 102, a fixed ring, 103, a movable ring, 104 and an auxiliary gear;
2. The photovoltaic module 201, the mounting plate 202, the solar panel 203, the inner synchronous damping slide rail assembly 204 and the outer synchronous damping slide rail assembly;
3. An inner bracket;
4. A base;
5. A lower column frame;
6. A rotary driver 601, a bottom shell, 602, a top shell, 603, a servo motor, 604, an internal gear barrel, 605, a driving gear, 606 and a transmission gear;
7. Upper column frame 701, support column 702, connecting beam 703, telescopic rod 704, bridging rod 705 and supporting connecting rod;
8. a sun-tracking sensor;
9. The device comprises a connecting frame 901, a threaded cylinder seat 902, an anchoring screw rod 903, an upper screw mounting lug 904, a locking screw 905 and a lower auxiliary lug.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-9, the utility model provides a solar control device, which comprises an annular driving device 1, a photovoltaic module 2, a lower column frame 5, a rotary driver 6 and an upper column frame 7, wherein an inner support 3 is fixedly arranged in the middle of the annular driving device, the upper end of the upper column frame 7 is fixedly arranged on the lower surface of the inner support 3, the lower end of the upper column frame 7 is fixedly arranged on the upper surface of the rotary driver 6, the lower end surface of the rotary driver 6 is fixedly arranged on the upper end surface of the lower column frame 5, the photovoltaic module 2 forms an annular shape in a overlooking angle, the photovoltaic modules 2 are overlapped in the vertical direction, a connecting frame 9 is fixedly arranged at the movable part of the annular driving device 1, the edge of the uppermost photovoltaic module 2 is fixedly arranged at the connecting part of the connecting frame 9, a base 4 is fixedly arranged at the bottom of the lower column frame 5, and a sun tracking sensor 8 is fixedly arranged on the upper surface of the inner support 3.
The whole device is supported and installed in the lower column frame 5 through the base 4, the rotary driver 6 supports and installs and drives the upper column frame 7, the upper column frame 7 effectively supports and installs the inner support 3, the inner support 3 effectively supports and installs the annular driving device 1, the annular driving device 1 supports and installs the photovoltaic module 2, and controls and adjusts the working state, the connecting frame 9 connects the annular driving device 1 with the photovoltaic module 2 through the self structure, the stability of synchronous driving is ensured, the sun tracking sensor 8 is fixedly installed on the upper surface of the inner support 3, the sun angle can be effectively monitored, and then the whole device is feedback controlled.
Specifically, the ring driving device 1 includes a servo driver 101, a fixed ring 102 and a movable ring 103, wherein an output end of the servo driver 101 is meshed with the movable ring 103 through a gear, the movable ring 103 is a moving part of the ring driving device 1, the servo driver 101 is fixedly installed inside the fixed ring 102, a plurality of auxiliary gears 104 are installed on the outer periphery of the fixed ring 102 in a turnover manner, the movable ring 103 is rotated to be installed on the outer periphery of the fixed ring 102, and the movable ring 103 is meshed with the auxiliary gears 104.
The servo driver 101 provides power for the movable ring 103 through a self-built-in servo device, the fixed ring 102 provides an installation foundation for the whole device, the movable ring 103 moves under the driving of the private driver, then the photovoltaic module 2 is driven, and the arrangement of the auxiliary gear 104 can effectively keep the running stability of the movable ring 103.
Specifically, the photovoltaic module 2 includes a mounting plate 201, a solar cell panel 202 is fixedly mounted on the upper surface of the mounting plate 201, an outer synchronous damping slide rail assembly 204 is fixedly mounted on the outer edge of the mounting plate 201, an inner synchronous damping slide rail assembly 203 is fixedly mounted on the inner edge of the mounting plate 201, and the photovoltaic modules 2 are assembled by sliding the inner synchronous damping slide rail assembly 203 and the outer synchronous damping slide rail assembly 204 relatively.
The mounting plate 201 provides a mounting foundation for the structure thereon, the solar cell panel 202 is a main photoelectric conversion component, and the inner synchronous damping sliding rail component 203 and the outer synchronous damping sliding rail component 204 enable the photovoltaic component 2 to be combined and then to perform synchronous movement among the blades in the opening and closing process.
Specifically, the rotary driver 6 includes a bottom shell 601 and a top shell 602, a servo motor 603 is fixedly installed in the bottom shell 601, a driving gear 605 is fixedly installed at an output end of the servo motor 603, an inner gear cylinder 604 is integrally formed on a lower surface of the top shell 602, the top shell 602 and the bottom shell 601 are rotatably installed relatively, a transmission gear 606 is rotatably installed in the bottom shell 601, and the driving gear 605 is in power connection with the inner gear cylinder 604 through the transmission gear 606.
The base 601 and the top shell 602 are the basic structure of the rotary driver 6, the base 4 provides a mounting foundation for the internal servo motor 603 and the transmission gear 606, meanwhile, a foundation is provided for the rotation and the mounting of the top shell 602, the top shell 602 is meshed with the transmission gear 606 through the integrally formed internal tooth cylinder 604, effective power transmission connection is achieved, and then the servo motor 603 can rotationally drive the top shell 602.
Specifically, the upper column frame 7 includes a support column 701 and a connection beam 702, wherein the middle side wall of the support column 701 is hinged with two symmetrically distributed telescopic rods 703, the top of the support column 701 is hinged with the lower end of a support link 705, the middle of the lower surface of the connection beam 702 is fixedly connected with the top end of the support link 705, both ends of the lower surface of the connection beam 702 are hinged with one end of a bridging rod 704, the other end of the bridging rod 704 is hinged with the lower part of the support link 705, and the floating end of the telescopic rod 703 is hinged with the middle part of the bridging rod 704.
The pillar 701 is a main body supporting structure, the stability of connection with the inner bracket 3 is increased due to the arrangement of the connecting beam 702, the telescopic rod 703 is manufactured by taking the electric telescopic rod 703 as a basic structure, the working angle of the connecting beam 702 can be effectively adjusted, the supporting connecting rod 705 is used for effectively hinging and supporting the connecting beam 702 and the pillar 701, the angle adjustment of the connecting beam 702 is conveniently carried out, the stability is further improved due to the arrangement of the bridging connecting rod, the working angle of the telescopic rod 703 is adjusted, and the working smoothness is ensured.
Specifically, the connecting frame 9 includes a threaded cylinder seat 901, an anchor screw 902 is screwed on the threaded cylinder seat 901, an upper screw mounting lug 903 and a lower auxiliary lug 905 are formed on the inner side of the threaded cylinder seat 901 in one day, and a locking screw 904 is screwed on the upper screw mounting lug 903.
The threaded cylinder seat 901 is of a main structure, the anchoring screw 902 is used for effectively assembling and installing the connecting frame 9 and the photovoltaic module 2, the upper auxiliary lug 905 is arranged on the upper screw, the upper side and the lower side of the movable ring 103 of the annular driving device 1 can be just clamped, and then the anchoring screw 902 is used for effectively fastening and installing under the action of the locking screw 904.
The solar tracking device comprises a solar tracking sensor 8, a servo driving device, a telescopic rod 703, a rotary driver 6 and a telescopic rod 703, wherein the solar tracking sensor 8 senses sunlight irradiation, the device is started, the servo driving device effectively expands the photovoltaic module 2, the telescopic rod 703 works, the inclined angle of a disc surface expanded by the photovoltaic module 2 is adjusted, the working angle of an upper column frame 7 is adjusted, so that the incident angle can be effectively ensured, and in the subsequent work, the telescopic rod 703 effectively adjusts and drives the rotary driver 6, and the working angle of the disc surface is adjusted.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The solar control device for the sunflower comprises an annular driving device (1), a photovoltaic module (2), a lower column frame (5), a rotary driver (6) and an upper column frame (7), and is characterized in that an inner support (3) is fixedly arranged in the middle of the annular driving device, the upper end of the upper column frame (7) is fixedly arranged on the lower surface of the inner support (3), the lower end of the upper column frame (7) is fixedly arranged on the upper surface of the rotary driver (6), the lower end face of the rotary driver (6) is fixedly arranged on the upper end face of the lower column frame (5), the photovoltaic module (2) forms an annular shape through a plurality of pieces of overlooking angles, the photovoltaic modules (2) are overlapped in the vertical direction, a connecting frame (9) is fixedly arranged on a moving part of the annular driving device (1), the connecting part of the connecting frame (9) is fixedly arranged on the edge of the uppermost photovoltaic module (2), a base (4) is fixedly arranged on the bottom of the lower column frame (5), and a solar sensor (8) is fixedly arranged on the upper surface of the inner support (3).
2. The sunflower solar control device according to claim 1, wherein the annular driving device (1) comprises a servo driver (101), a fixed ring (102) and a movable ring (103), an output end of the servo driver (101) is meshed with the movable ring (103) through a gear, the movable ring (103) is a moving part of the annular driving device (1), the servo driver (101) is fixedly arranged in the interior of Yu Dinghuan (102), a plurality of auxiliary gears (104) are arranged on the outer periphery of the fixed ring (102) in a turnover mode, the movable ring (103) is arranged on the outer periphery of the fixed ring (102), and the movable ring (103) is meshed with the auxiliary gears (104).
3. The solar control device for sunflower solar energy control device of claim 1, wherein the photovoltaic component (2) comprises a mounting plate (201), a solar cell panel (202) is fixedly mounted on the upper surface of the mounting plate (201), an outer synchronous damping slide rail component (204) is fixedly mounted on the outer edge of the mounting plate (201), an inner synchronous damping slide rail component (203) is fixedly mounted on the inner edge of the mounting plate (201), and the photovoltaic component (2) is assembled with the outer synchronous damping slide rail component (204) in a relative sliding manner through the inner synchronous damping slide rail component (203).
4. The sunflower solar control device according to claim 1, wherein the rotary driver (6) comprises a bottom shell (601) and a top shell (602), a servo motor (603) is fixedly installed in the bottom shell (601), a driving gear (605) is fixedly installed at the output end of the servo motor (603), an inner tooth cylinder (604) is integrally formed on the lower surface of the top shell (602), the top shell (602) and the bottom shell (601) are installed in a relative rotation mode, a transmission gear (606) is installed in the bottom shell (601) in a rotary mode, and the driving gear (605) is connected with the inner tooth cylinder (604) through the transmission gear (606) in a power mode.
5. The solar control device of sun flower according to claim 1, wherein the upper column frame (7) comprises a column (701) and a connecting beam (702), two symmetrically distributed telescopic rods (703) are hinged to the middle side wall of the column (701), the top of the column (701) is hinged to the lower end of a supporting connecting rod (705), the middle of the lower surface of the connecting beam (702) is fixedly connected with the top end of the supporting connecting rod (705), two ends of the lower surface of the connecting beam (702) are hinged to one end of a bridging rod (704), the other end of the bridging rod (704) is hinged to the lower portion of the supporting connecting rod (705), and the floating end of the telescopic rod (703) is hinged to the middle of the bridging rod (704).
6. The solar control device for sunflower according to claim 1, wherein the connecting frame (9) comprises a threaded cylinder seat (901), an anchoring screw (902) is screwed on the threaded cylinder seat (901), an upper screw mounting lug (903) and a lower auxiliary lug (905) are formed on the inner side of the threaded cylinder seat (901) in one day, and a locking screw (904) is screwed on the upper screw mounting lug (903).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420619509.3U CN222321451U (en) | 2024-03-28 | 2024-03-28 | A sunflower solar energy control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420619509.3U CN222321451U (en) | 2024-03-28 | 2024-03-28 | A sunflower solar energy control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222321451U true CN222321451U (en) | 2025-01-07 |
Family
ID=94102529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420619509.3U Active CN222321451U (en) | 2024-03-28 | 2024-03-28 | A sunflower solar energy control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222321451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120433693A (en) * | 2025-04-29 | 2025-08-05 | 杭州唐能能源科技有限公司 | A flower-shaped solar photovoltaic module |
-
2024
- 2024-03-28 CN CN202420619509.3U patent/CN222321451U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120433693A (en) * | 2025-04-29 | 2025-08-05 | 杭州唐能能源科技有限公司 | A flower-shaped solar photovoltaic module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2546975B1 (en) | Sunlight-tracking device | |
| WO2016169297A1 (en) | Wind and light combined power generation device | |
| CN104777852B (en) | A kind of rotation drive device for solar panels | |
| CN113131846A (en) | Self-driven sun tracking system | |
| CN213987276U (en) | A solar photovoltaic power generation panel adjustment device | |
| CN211063564U (en) | Solar photovoltaic panel with lighting tracking driving mechanism | |
| CN102075116B (en) | Rotary base plate tracking sun automatically | |
| CN218526268U (en) | But angle regulation's thing networking solar panel | |
| CN216904759U (en) | Solar panel mounting rack | |
| CN113890478B (en) | Angle adjusting device for tracking sunlight of photovoltaic power generation assembly on wind power tower | |
| CN105204530A (en) | System for obtaining energy through solar energy | |
| CN217685931U (en) | Solar photo-thermal photovoltaic equipment | |
| CN112910400B (en) | Photovoltaic panel assembling device and assembling method thereof | |
| CN210201785U (en) | Concentrated Solar Tower | |
| CN210518190U (en) | A polar axis photovoltaic power generation full tracking frame | |
| CN224083469U (en) | Angle-adjustable photovoltaic power generation plate | |
| CN220252452U (en) | Sun tracking device for solar power generation device | |
| LU601143B1 (en) | Photovoltaic sun shield bracket for green buildings | |
| CN224068594U (en) | Support base, angle adjusting mechanism and distributed photovoltaic power generation support | |
| CN219576944U (en) | An adjustable new energy power generation device | |
| CN223502802U (en) | A photovoltaic power generation mounting frame | |
| CN220122832U (en) | Angle-adjustable trough type solar panel light-following device | |
| CN219643852U (en) | New energy conversion device | |
| CN216672916U (en) | Photovoltaic module support for high-rise building | |
| CN220273605U (en) | Single column type angle adjustable support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |