CN212384145U - Photovoltaic board cleaning device - Google Patents
Photovoltaic board cleaning device Download PDFInfo
- Publication number
- CN212384145U CN212384145U CN201921978898.4U CN201921978898U CN212384145U CN 212384145 U CN212384145 U CN 212384145U CN 201921978898 U CN201921978898 U CN 201921978898U CN 212384145 U CN212384145 U CN 212384145U
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- Prior art keywords
- bottom plate
- motor
- track
- photovoltaic
- photovoltaic panel
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- Expired - Fee Related
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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
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The utility model discloses a photovoltaic board cleaning device, including the track, the track is fixed to be installed on the photovoltaic board, and the track facial make-up is equipped with track assembly, and the bottom plate has been installed to track assembly's lower extreme, and the terminal surface facial make-up of bottom plate is equipped with electronic subassembly, has still installed the fan on the terminal surface of bottom plate, and the side facial make-up of bottom plate is equipped with the support arm, and the washing subassembly has been installed to the other end of support arm, and the water tank has been installed to the bottom surface of bottom plate, and the lateral wall facial. The utility model discloses a wash subassembly and water tank, can wash the oily dirt and the viscidity dirt on photovoltaic board surface more high-efficiently, promote clean effect, be provided with the wax board simultaneously, after wasing the completion, a layer of wax protection film is coated again, effectively protects the glass on photovoltaic board surface to guarantee that the photovoltaic board has longer life and good power generation efficiency.
Description
Technical Field
The utility model relates to a clean field of photovoltaic board especially indicates a photovoltaic board cleaning device.
Background
The solar photovoltaic glass is a special glass which is laminated into a solar cell, can generate electricity by utilizing solar radiation and is provided with a relevant current leading-out device and a cable. The existing photovoltaic panel cleaning device product is provided with two independent areas, wherein a cleaning roller is arranged in one area, the cleaning rollers are connected through a chain transmission mechanism, the chain transmission mechanism is connected with a power device, cleaning discs which are in contact with each other are arranged on two sides of the chain transmission mechanism in the other area, and the cleaning discs are connected with the power device; the inner sides of the two ends of the frame are provided with a traveling mechanism, and the traveling mechanism is connected with the cleaning roller; the cleaning roller and the cleaning disc are provided with brush hair.
The applicant has found that this device has the following drawbacks: the glass on photovoltaic board surface is fragile relatively, and traditional fibre brush clean time overlength can lead to photovoltaic glass board surface to polish, makes the generating efficiency reduce, and traditional efficiency of cleaning has the clean efficiency in a certain extent simultaneously and has crossed the scheduling problem excessively, and adheres to the mode that adopts the cleaning degree too high to ordinary dust and leads to the wasting of resources and shorten the life of photovoltaic board inevitably, can not maintain the glass face, also make things convenient for robot device to remove simultaneously.
Disclosure of Invention
In view of the above, the present invention is directed to a photovoltaic panel cleaning apparatus, which is used to solve all or one of the problems of the related art.
Based on the above purpose, the utility model provides a photovoltaic panel cleaning device, including the track, the track is fixed to be installed on the photovoltaic panel, the track subassembly has been installed in the removal on the track, electronic component has been installed to one side of track subassembly, the lower extreme of track subassembly has been installed and has been swung the bottom plate, the terminal surface facial make-up of bottom plate has been equipped with the fan, seted up the air-blast dish on the bottom surface of bottom plate, the air-blast dish is located under the fan, fixed symmetrical support arm has been installed on the side of bottom plate, the other end of support arm has been fixed and has been installed the motor unit, the axle head of motor unit has been installed and has been cleaned the subassembly, universal wheel has all been installed on four angles of bottom surface of bottom plate, infrared sensor has been installed between the adjacent universal wheel, the bottom surface central point of bottom plate has been seted up, the shower nozzle has been installed to the intercommunication on the lateral wall of water tank, the built-in water pump that is equipped with of water tank, the one end of water pump with the shower nozzle intercommunication, the lateral wall facial make-up of water tank is equipped with annotates the liquid tube head, it is located to annotate the liquid tube head keep away from one side of shower nozzle, the lateral wall facial make-up of water tank is equipped with the wax board, the height of wax board with the universal wheel highly uniform.
Optionally, the track is installed along the length direction of the photovoltaic panel, and the length of the track is consistent with the length of the photovoltaic panel.
Optionally, the track subassembly includes the motion groove, the motion groove is followed track length direction sets up, the inboard of motion groove has upper wall and lower wall, the upper wall with the spur rack has all been installed on the lower wall, the motion groove still removes and has installed the slider, the slider facial make-up is equipped with first motor, the axle head of first motor extends to the inside of motion groove, the axle head facial make-up of motor is equipped with drive gear, drive gear can with spur rack meshing transmission drives the slider removes along track direction.
Optionally, the electric component includes a photovoltaic panel, the photovoltaic panel is installed in the upper end of the slider, the photovoltaic panel is electrically connected with an energy storage battery, the energy storage battery is installed on the lateral wall of the slider, the energy storage battery is electrically connected with a motor box, the motor box is installed on the lateral wall of the slider, an irregular driving wheel is installed on a motor shaft of the motor box, a runway-shaped curved rack is installed on the driving wheel in a meshing manner, the curved rack is clamped and installed on the end face of the bottom plate, and the driving wheel is in meshing transmission with the curved rack and can drive the bottom plate to swing.
Optionally, the bottom facial make-up of bent rack is equipped with spacing card, the terminal surface both sides edge facial make-up of bottom plate is equipped with a plurality of card holes, the card hole can with spacing card buckle is connected, spacing card accessible joint is in the difference adjust the position in the card hole.
Optionally, the cleaning assembly comprises an ultrafine fiber fluff brush disc, the ultrafine fiber fluff brush disc is rotatably installed on one side of the rotating shaft of the motor unit, bristles are installed at the bottom end of the ultrafine fiber fluff brush disc, and a cotton feather duster is installed on the edge side of the ultrafine fiber fluff brush disc.
Optionally, the motor unit is a second motor and a third motor which are fixedly mounted on the other end of the support arm, and the second motor and the third motor have opposite rotation directions.
From the above, the photovoltaic panel cleaning device provided by the invention has the advantages that the fan is arranged on the end face of the bottom plate, the air blowing disc is arranged on the bottom face of the bottom plate corresponding to the fan, the cleaning assembly is arranged at the same time, the containing cavity is arranged at the center position of the bottom face of the bottom plate, the water tank is detachably arranged in the containing cavity, cleaning liquid is stored in the water tank or is connected with an external liquid source through the liquid injection pipe head, the side wall of the water tank is communicated with the spray head, in the cleaning process, the cleaning liquid is extracted and sprayed through the spray head by the operation of the water pump, so that not only can the dust be moistened, but also the dust is prevented from being greatly raised in the cleaning process, so that the secondary cleaning process is reduced, in addition, after the cleaning assembly uses the cleaning liquid, the oily dirt and the viscous dirt on the surface of, thereby increase the absorption of photovoltaic board to thermal radiation, the fan can weather the residual moisture on photovoltaic board surface fast simultaneously, avoids the dust in the air to adhere to the photovoltaic board very fast once more on to improve clean efficiency, be provided with the wax board simultaneously, after the photovoltaic board washs the completion, scribble a layer of wax protection film again, effectively protect the glass on photovoltaic board surface, thereby guarantee that the photovoltaic board has longer life and good power generation efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a part of the structure of the embodiment of the present invention;
FIG. 3 is a schematic structural view of the cleaning assembly of the present invention;
fig. 4 is a schematic view of the bottom plate structure of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
As an embodiment, the utility model provides a photovoltaic panel cleaning device, which comprises a rail, wherein the rail is fixedly arranged on a photovoltaic panel, the rail is movably arranged on the rail and is provided with a rail component, one side of the rail component is provided with an electric component, the lower end of the rail component is provided with a base plate capable of swinging, the end surface of the base plate is provided with a fan, the bottom surface of the base plate is provided with an air blowing disc, the air blowing disc is positioned under the fan, the side surface of the base plate is fixedly provided with symmetrical supporting arms, the other end of the supporting arms is fixedly provided with a motor unit, the shaft end of the motor unit is provided with a cleaning component, four corners of the bottom surface of the base plate are respectively provided with universal wheels, an infrared sensor is arranged between the adjacent universal wheels, the center position of the bottom surface of the base plate is provided with a containing cavity, the shower nozzle has been installed to the intercommunication on the lateral wall of water tank, the built-in water pump that is equipped with of water tank, the one end of water pump with the shower nozzle intercommunication, the lateral wall facial make-up of water tank is equipped with annotates the liquid tube head, it is located to annotate the liquid tube head keep away from one side of shower nozzle, the lateral wall facial make-up of water tank is equipped with the wax board, the height of wax board with the universal wheel highly uniform.
As shown in fig. 1 to 4, as an embodiment of the present invention, a photovoltaic panel cleaning device comprises a rail, the rail is fixedly mounted on a photovoltaic panel, the rail is movably mounted on the rail and is provided with a rail assembly 3, one side of the rail assembly 3 is provided with an electric assembly 2, the lower end of the rail assembly 3 is provided with a swingable bottom plate 5, the end surface of the bottom plate 5 is provided with a fan 6, the bottom surface of the bottom plate 5 is provided with a blowing disc 502, the blowing disc 502 is positioned right below the fan 6, the side surface of the bottom plate 5 is fixedly provided with symmetrical supporting arms 7, the other end of the supporting arms 7 is fixedly provided with a motor unit, the shaft end of the motor unit is provided with a cleaning assembly 1, four corners of the bottom surface of the bottom plate 5 are all provided with universal wheels 504, an infrared sensor 505 is mounted between adjacent universal wheels 504, the center position of, the accommodating cavity 501 is detachably provided with a water tank 503, the side wall of the water tank 503 is communicated with a spray head 5031, the water tank 503 is internally provided with a water pump 5033, one end of the water pump 5033 is communicated with the spray head 5031, the side wall of the water tank 503 is provided with a liquid injection pipe head 5032, the liquid injection pipe head 5032 is positioned at one side far away from the spray head 5031, the side wall of the water tank 5 is provided with a wax plate 506, and the height of the wax plate 506 is consistent with the height of the universal wheel 504.
In summary, a rail is provided as a support of the cleaning device, the rail is fixedly installed along the length direction of the photovoltaic panel, a rail assembly 3 is movably installed on the rail, a bottom plate 5 capable of swinging is installed at the lower end of the rail assembly 3, when in use, the cleaning device can rapidly move in the length direction and the width direction of the photovoltaic panel, the cleaning efficiency is improved, a cleaning assembly 1 and a water tank 503 are installed on the bottom plate 5, cleaning liquid is stored in the water tank 503 or is connected with an external liquid source through a liquid injection pipe head 5032, a spray head 5031 is communicated and installed on the side wall of the water tank 503, during cleaning, the cleaning liquid is pumped and sprayed through the spray head 5031 by the operation of a water pump 5032, the cleaning liquid can wet dust on the surface of the photovoltaic panel, prevent dust from flying during cleaning, prevent secondary cleaning, and after the cleaning assembly 1 uses the cleaning liquid, oily dirt and viscous dirt on the surface, promote clean effect, increase the smooth finish on photovoltaic board surface to increase the absorption of photovoltaic board to thermal radiation, fan 6 and wax plate 506 have still been installed simultaneously on bottom plate 5, and remaining moisture in photovoltaic board surface can be evaporated fast to fan 6 during operation, prevents that the dust in the air from adhering to the surface of photovoltaic board again, and after accomplishing the washing, wax plate 506 is at photovoltaic board surface coating one deck protection film, with the life of extension photovoltaic board and the good ability of absorbing thermal radiation of assurance photovoltaic board.
Further, the cleaning assembly 1 comprises an ultrafine fiber velvet brush disc 101, bristles 102 and a cotton duster 103, motor shafts of a second motor 402 and a third motor 403 are connected with the fine fiber velvet brush disc 101 through bearings, the bristles 102 are uniformly distributed on the bottom side of the fine fiber velvet brush disc 101, the cotton duster 103 is uniformly scattered and connected to the edge position of the fine fiber velvet brush disc 101, the arranged ultrafine fiber velvet brush disc 101 and the cotton duster 103 are favorable for protecting the photovoltaic glass plate and preventing scratching, the bristles 102 are rigid and tough, are not easy to deform and wet and are not affected by cold and heat, accumulated dust can be scraped loose along with rotation, the ultrafine fiber velvet brush disc 101 and the cotton duster 103 can clean dust conveniently, when the wax plate 506 travels on the photovoltaic glass plate along with the bottom plate 5, the bristles 102 can be uniformly smeared without affecting the cleaning of the dust, the protection performance of the photovoltaic glass is improved, and the cleanliness of the glass is improved, thereby increasing the absorption of thermal radiation.
Further, the track assembly 3 comprises a moving groove 301, a straight rack 302 and a sliding block 303, the straight rack 302 is symmetrically arranged on the upper surface and the lower surface of the inner side of the moving groove 301, a first motor 401 is arranged at the central position of the moving groove 301, one end of the first motor 401 extends to the outer part of the track assembly 3, a transmission gear is arranged at the motor shaft end of the first motor 401, the transmission gear is in meshing transmission with the straight rack 302, and is in gear fit with the straight rack 302 after the first motor 401 is arranged to drive the gear to rotate, because the track assembly 3 is fixed, the motor shaft end of the first motor 401 drives the transmission gear to keep relative motion with the track assembly 3, the sliding block 303 is driven to move in the length direction of the photovoltaic panel, the photovoltaic panel system is cleaned, meanwhile, the length of the track assembly 3 is the same as that of the photovoltaic panel, and the situation that the cleaning device needs to adjust the position, thereby improving the working efficiency of the cleaning device.
Further, the electric component 2 comprises a photovoltaic panel 201, an energy storage battery 202, a motor box 203, a transmission wheel 204 and a curved rack 305, the photovoltaic panel 201 and the energy storage battery 202 are fixedly connected to one side of a sliding block 303, one side of the sliding block 303 is embedded in a moving groove 301, the motor box 203 is fixedly connected to the side surface of the sliding block 303 and is connected with the transmission wheel 204 through a motor shaft, the transmission wheel 204 enables the curved rack 305 to keep reciprocating motion through gear meshing, the transmission wheel 204 is irregular, when the transmission wheel rotates to the upper portion of the curved rack 305, the curved rack 305 is driven to move towards one direction, when the transmission wheel rotates to the lower portion of the curved rack 305, the curved rack 305 is driven to move towards the opposite direction, the purpose of reciprocating motion is achieved, and therefore the cleaning work of the surface of the photovoltaic.
Further, a plurality of card holes 507 have been seted up to the both sides position on bottom plate 5 surface, bent rack 305 bottom side is equipped with spacing card 304, and be connected through the buckle between card hole 507 and the spacing card 304 and make bent rack 305 be fixed in on the 5 mesa of bottom plate, can install according to the position of bent rack 305 through the card hole 507 that sets up, according to the mounted position of bent rack 305, can confirm the relative distance between bottom plate 5 and the slider 303, thereby accomplish clear distance in the photovoltaic board width direction, when the photovoltaic board width is great, can install spacing card 304 in the last card hole 507 in bottom plate 5 surface.
Further, the rotation directions of the second motor 402 and the third motor 403 are opposite, and after the second motor 402 and the third motor 403 drive the rotation directions of the fine fiber brush discs 101 to be opposite, dust is favorably collected between the two fine fiber brush discs 101, so that the dust is convenient to collect.
Specifically, the cleaning device comprises a track fixedly arranged along the length direction of the photovoltaic panel, a track assembly 3 is arranged on the track, the track assembly 3 comprises a moving groove 301, straight racks 302 are symmetrically arranged on the upper wall and the lower wall of the moving groove 301, a sliding block 303 is further embedded in the moving groove in a sliding manner, a first motor 401 is fixedly arranged on the sliding block 303, the rotating shaft end of the first motor 401 extends into the moving groove 301, a transmission gear is arranged on the rotating shaft end and can be meshed with the straight racks 302 for transmission, an electric assembly 2 is arranged on the sliding block and comprises a photovoltaic panel 201, the photovoltaic panel 201 is electrically connected with an energy storage battery 202, the energy storage battery is electrically connected with a motor box 203, the photovoltaic panel 201, the energy storage battery 202 and the motor 203 box are arranged on the sliding block 303, an irregular transmission wheel 204 is arranged on the motor shaft of the motor box 203, a runway-shaped curved rack 305 is meshed, the bottom end of the curved rack 305 is provided with a limit card 304, the limit card 304 can be clamped in a corresponding clamp hole 507 on the end face of the bottom plate 5, the end face of the bottom plate 5 is provided with a fan 6, the bottom face of the bottom plate 5 corresponding to the fan 6 is provided with a blowing disc 502, the side face of the bottom plate 5 is fixedly provided with symmetrical support arms 7, the other end of the support arms 7 is fixedly provided with a motor unit, the shaft end of the motor unit is rotatably provided with a cleaning assembly 1, four corners of the bottom face of the bottom plate 5 are provided with universal wheels 504, one side of each universal wheel 504 is provided with an infrared sensor 505, the center position of the bottom face of the bottom plate 5 is provided with a containing cavity 501, a water tank 503 is detachably arranged in the containing cavity 501, the side wall of the water tank is communicated with a spray head 5031, one end of the spray head 5031 facing the water tank 503 is provided.
Summarizing, cleaning device adopts and washs subassembly and water tank, can wash the oily dirt and the viscidity dirt on photovoltaic board surface more high-efficiently, promotes clean effect, is provided with the wax board simultaneously, accomplishes the back washing, coats a layer of wax protection film again, effectively protects the glass on photovoltaic board surface to guarantee that the photovoltaic board has longer life and good generating efficiency.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. A photovoltaic panel cleaning apparatus, comprising: the photovoltaic module comprises a track, wherein the track is fixedly arranged on a photovoltaic panel, a track component is movably arranged on the track, an electric component is arranged on one side of the track component, a swingable bottom plate is arranged at the lower end of the track component, a fan is arranged on the end surface of the bottom plate, an air blowing disc is arranged on the bottom surface of the bottom plate and is positioned under the fan, symmetrical supporting arms are fixedly arranged on the side surfaces of the bottom plate, a motor unit is fixedly arranged at the other end of each supporting arm, a cleaning component is arranged at the shaft end of each motor unit, universal wheels are arranged at four corners of the bottom surface of the bottom plate, an infrared sensor is arranged between every two adjacent universal wheels, a containing cavity is arranged at the center of the bottom surface of the bottom plate, a water tank is clamped in the containing cavity, a spray head is communicated with the side wall of the, the one end of water pump with the shower nozzle intercommunication, the lateral wall facial make-up of water tank is equipped with annotates the liquid tube head, it is located and keeps away from to annotate the liquid tube head one side of shower nozzle, the lateral wall facial make-up of water tank is equipped with the wax board, the height of wax board with the universal wheel height is unanimous.
2. A photovoltaic panel cleaning apparatus as claimed in claim 1, wherein: the track is installed along photovoltaic board length direction, orbital length with the length of photovoltaic board is unanimous.
3. A photovoltaic panel cleaning apparatus as claimed in claim 1, wherein: the track subassembly includes the motion groove, the motion groove is followed track length direction sets up, the inboard in motion groove has upper wall and lower wall, the upper wall with the spur rack has all been installed on the lower wall, the motion groove still removes and has installed the slider, the slider facial make-up is equipped with first motor, the axle head of first motor extends to the inside of motion groove, the axle head facial make-up of motor is equipped with drive gear, drive gear can with spur rack meshing transmission drives the slider removes along track direction.
4. A photovoltaic panel cleaning apparatus as claimed in claim 3, wherein: the electric component comprises a photovoltaic plate, the photovoltaic plate is arranged at the upper end of the sliding block, the photovoltaic plate is electrically connected with an energy storage battery, the energy storage battery is arranged on the side wall of the sliding block, the energy storage battery is electrically connected with a motor box, the motor box is arranged on the side wall of the sliding block, a driving wheel is arranged on a motor shaft of the motor box, a runway-shaped curved rack is arranged on the driving wheel in a meshing mode, the curved rack is clamped and connected on the end face of the bottom plate, and the driving wheel is in meshing transmission with the curved rack and can drive the bottom plate to swing.
5. A photovoltaic panel cleaning apparatus as claimed in claim 4, wherein: the bottom facial make-up of bent rack is equipped with spacing card, the terminal surface both sides edge facial make-up of bottom plate is equipped with a plurality of card holes, the card hole can with spacing card buckle is connected, spacing card accessible joint is in the difference adjust the position in the card hole.
6. A photovoltaic panel cleaning apparatus as claimed in claim 1, wherein: the cleaning assembly comprises an ultrafine fiber fluff brush disc, the ultrafine fiber fluff brush disc is rotatably arranged on one side of a rotating shaft of the motor unit, bristles are arranged at the bottom end of the ultrafine fiber fluff brush disc, and a cotton feather duster is arranged on the edge side of the ultrafine fiber fluff brush disc.
7. A photovoltaic panel cleaning apparatus as claimed in claim 1, wherein: the motor unit is a second motor and a third motor which are fixedly arranged on the other end of the supporting arm, and the second motor and the third motor have opposite rotating directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921978898.4U CN212384145U (en) | 2019-11-15 | 2019-11-15 | Photovoltaic board cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921978898.4U CN212384145U (en) | 2019-11-15 | 2019-11-15 | Photovoltaic board cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212384145U true CN212384145U (en) | 2021-01-22 |
Family
ID=74247683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921978898.4U Expired - Fee Related CN212384145U (en) | 2019-11-15 | 2019-11-15 | Photovoltaic board cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212384145U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115276535A (en) * | 2022-07-29 | 2022-11-01 | 重庆跃达新能源有限公司 | Photovoltaic power generation system for forest |
| CN116938118A (en) * | 2023-07-25 | 2023-10-24 | 水电水利规划设计总院 | Automatic ash removal equipment in photovoltaic module surface |
-
2019
- 2019-11-15 CN CN201921978898.4U patent/CN212384145U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115276535A (en) * | 2022-07-29 | 2022-11-01 | 重庆跃达新能源有限公司 | Photovoltaic power generation system for forest |
| CN115276535B (en) * | 2022-07-29 | 2023-11-24 | 重庆跃达新能源有限公司 | Photovoltaic power generation system for forests |
| CN116938118A (en) * | 2023-07-25 | 2023-10-24 | 水电水利规划设计总院 | Automatic ash removal equipment in photovoltaic module surface |
| CN116938118B (en) * | 2023-07-25 | 2024-03-05 | 水电水利规划设计总院 | Automatic ash removal equipment in photovoltaic module surface |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210122 Termination date: 20211115 |