LU503764B1 - Photovoltaic panel cleaning device for solar power generation - Google Patents
Photovoltaic panel cleaning device for solar power generation Download PDFInfo
- Publication number
- LU503764B1 LU503764B1 LU503764A LU503764A LU503764B1 LU 503764 B1 LU503764 B1 LU 503764B1 LU 503764 A LU503764 A LU 503764A LU 503764 A LU503764 A LU 503764A LU 503764 B1 LU503764 B1 LU 503764B1
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- LU
- Luxembourg
- Prior art keywords
- photovoltaic panel
- cleaning
- solar
- power generation
- solar photovoltaic
- Prior art date
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 102
- 238000010248 power generation Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 57
- 238000000746 purification Methods 0.000 claims abstract description 28
- 238000010521 absorption reaction Methods 0.000 claims abstract description 16
- 238000007667 floating Methods 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/024—Cleaning by means of spray elements moving over the surface to be cleaned
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
- F24S40/20—Cleaning; Removing snow
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
-
- 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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
Abstract
A photovoltaic panel cleaning device for solar power generation is disclosed according to the present application, which includes a solar photovoltaic panel arranged at an inclination angle of 45 degrees with the ground. A cleaning mechanism for cleaning the solar photovoltaic panel is arranged at the top of the solar photovoltaic panel. A rainwater collection and purification assembly for collecting rainwater is provided at the top of an outer edge near an upper part of the solar photovoltaic panel. According to the present application, the gears are meshed with the racks, and the cleaning roller rotates itself under the action of gear and rack during the upward movement, so that the solar photovoltaic panel is cleaned by a brush on an outer wall of the cleaning roller. There is no need to adjust a cleaning surface of the cleaning roller manually. Rainwater is collected by the provided water absorption block, so that the weight of the water absorption block is increased, thereby pulling the cleaning roller with the two groups of cables to clean the solar photovoltaic panel. There is no need to adjust the cleaning surface of the cleaning roller manually, and the cleaning effect is improved at the same time. Further, electric drive is not required, which saves energy and reduces production costs.
Description
PHOTOVOLTAIC PANEL CLEANING DEVICE FOR SOLAR POWER
GENERATION
[0001] The present application relates to the technical field of photovoltaic panel cleaning, and in particular to a photovoltaic panel cleaning device for solar power generation.
[0002] Photovoltaic power generation is a technology that directly converts light energy into electric energy by using photovoltaic effect at semiconductor interface, a photovoltaic power generation device is mainly composed of a solar panel (assembly), a controller and an inverter, and the main parts thereof are composed of electronic components. Solar cells are connected in series and then packaged to form a large-area solar cell assembly, and the photovoltaic power generation device is formed by combining solar cell assemblies with power controllers and other components. As the photovoltaic panels are mainly inclined, a large amount of dust is easy to accumulate on the surface of the photovoltaic panels during their use.
[0003] By searching, it was found that in the conventional technology the China patent with the patent publication number of 202020763480.8 disclosed a photovoltaic panel cleaning device, which relates to the technical field of photovoltaic panel cleaning devices. The photovoltaic panel cleaning device disclosed therein includes support legs, where a mounting clamp frame is fixedly mounted at the top of the support legs, and a photovoltaic panel is movably mounted within the mounting clamp frame. The left and right sides of the top of the mounting clamp frame are each fixedly mounted with a mounting plate, a sliding rod is fixedly mounted inside each mounting plate, and a limiting block is movably mounted outside the sliding rod.
[0004] The photovoltaic panel cleaning device mentioned above requires manual adjustment of the cleaning surface of the cleaning roller, which wastes a lot of manpower. Further, the cleaning surface cannot be adjusted in the cleaning process, which results in poor cleaning effect.
[0005] The photovoltaic panel cleaning device disclosed therein not only consumes water -1-
resources, but also requires to regularly add clean water into the water tank, which has poor practicality. The cleaning work is completed always by the electric push rod, which consumes a certain amount of electric energy, and does not conform to the green concept. Further, the overall cost is too high, which 1s not conducive to popularization.
[0006] A photovoltaic panel cleaning device for solar power generation is provided according to the present application, which is used for solving the technical problems existing in the background technology.
[0007] The following technical solution is provided according to the present application to solve the technical problems.
[0008] A photovoltaic panel cleaning device for solar power generation includes a solar photovoltaic panel arranged at an inclination angle of 45 degrees with the ground. A support assembly is arranged at the bottom of the solar photovoltaic panel. A cleaning mechanism for cleaning the solar photovoltaic panel is arranged at the top of the solar photovoltaic panel. A rainwater collection and purification assembly for collecting rainwater is provided at the top of an outer edge near an upper part of the solar photovoltaic panel.
[0009] Preferably, the support assembly includes support legs, where the top of the support legs are fixed to the bottom of the solar photovoltaic panel.
[0010] Preferably, the cleaning mechanism includes a cleaning roller, two gears and two racks. The two racks are symmetrically located at the top of the solar photovoltaic panel close to the outer edge. The cleaning roller is located between the two racks and perpendicular to the two racks. Two ends of the cleaning roller are connected with the two gears, and each gear is meshed with the corresponding rack. Two ends of the cleaning roller penetrate through the two gears and are each connected with a sliding frame, and each sliding frame is slidably connected with a sliding rod. Two sliding rods are symmetrically located on a side of the rack close to an outer wall. The bottom of the cleaning roller is tangent to the top of the solar photovoltaic panel.
[0011] Preferably, one end of each rack close to the rainwater collection and purification assembly is connected with a pulley, where one end of each pulley close to the middle is -2-
connected with a cam, and the cam 1s of a trapezoidal structure.
[0012] Preferably, each pulley is slidably connected with a cable. One end of the cable is fixed to the corresponding sliding frame, and the other end of the cable is connected with a water absorption block. The bottom of the water absorption block is connected with a winding device through the cable, and the winding device is fixed with an outer wall of the support legs.
[0013] Preferably, the rainwater collection and purification assembly includes a rainwater purification and collection tank. The rainwater purification and collection tank has a top opening. The rainwater purification and collection tank is connected with the outer edge near the upper part of the solar photovoltaic panel. Two ends of the rainwater purification and collection tank extend to the outside and are each connected with a floating valve. The middle of the floating valve is connected with a fixed block. The bottom of each fixed block abuts against the bottom of the corresponding cam.
[0014] Preferably, a water outlet of each floating valve is connected with a water outlet pipe.
The water outlet pipe is located on one side of the corresponding rack and parallel to the corresponding rack. An end of the water outlet pipe away from the corresponding floating valve is connected with a water spray pipe. The water spray pipe is parallel to the cleaning roller and located on one side of the cleaning roller. Two ends of the water spray pipe are connected with the sliding frames.
[0015] Preferably, a water drain through hole is defined at the bottom of the water spray pipe.
[0016] Preferably, an outer wall of each sliding frame is connected with a counter weight block.
[0017] Preferably, the bottom of two ends of the sliding rod is fixed to an outer wall of the solar photovoltaic panel.
[0018] As compared with the conventional technology, the present application has the following advantageous effects.
[0019] According to the present application, the gears are meshed with the racks, and the cleaning roller rotates itself under the action of gear and rack during the upward movement, so that the solar photovoltaic panel is cleaned by a brush on an outer wall of the cleaning -3-
roller. There is no need to adjust a cleaning surface of the cleaning roller manually, and the cleaning effect is improved at the same time.
[0020] According to the present application, rainwater is collected by the provided water absorption block, so that the weight of the water absorption block is increased, thereby pulling the cleaning roller with the two groups of cables to clean the solar photovoltaic panel. There is no need to adjust the cleaning surface of the cleaning roller manually, and the cleaning effect is improved at the same time. Further, electric drive is not required, which saves energy and reduces production costs, and eliminates the need for electric drive and has a novel structure for rainwater utilization.
[0021] The rainwater purification and collection tank collects, purifies and stores rainwater, saving and utilizing water resources. In addition, when the cleaning roller cleans the photovoltaic panel, the surface of the solar photovoltaic panel is washed and cleaned again through the water outlet pipe and the water spray pipe, which avoids the corrosion, caused by rainwater, of the photovoltaic panel and increases the service life of the photovoltaic panel.
[0022] Hereinafter, the present application is explained in detail with reference to the drawings and specific embodiments.
[0023] FIG. 1 is an overall side view of a photovoltaic panel cleaning device of the present application;
[0024] FIG. 2 is a schematic diagram of a top end of a solar photovoltaic panel of the present application;
[0025] FIG. 3 is a partial schematic diagram of a cleaning mechanism of the present application;
[0026] FIG. 4 is a side view of a floating valve and a cam of the present application; and
[0027] FIG. 5 is an enlarged view of area A in FIG. 2 of the present application.
[0028] Reference numerals in the drawings: 1 solar photovoltaic panel; 2 support assembly; 21 support leg; 3 cleaning mechanism; 31 cleaning roller; 32 gear; 33 rack; 34 sliding frame; 341 counter weight block; 35 sliding rod; 36 pulley; 37 cam; 38 cable; 39 water absorption -4.
block; 40 winding device; 4 rainwater collection and purification assembly; 41 rainwater purification and collection tank; 42 floating valve; 43 fixed block; 44 water outlet pipe; 45 water spray pipe.
[0029] In order to facilitate the understanding of the present application, the present application will be described in full details with reference to the relevant drawings. Several embodiments of the present application are shown in the accompanying drawings. However, the present application can be implemented in different forms, and not limited to the embodiments described in the specification. On the contrary, these examples are provided to make the disclosure of the present application more thorough and comprehensive.
[0030] It should be noted that, if an element is referred to as being "fixed" to another element, the former element can be directly on the latter element, or there may be an intermediate element existing therebetween. If an element is considered to be "connected" to another element, the former element can be directly connected to the latter element, or there may be an intermediate element existing therebetween. The terms "vertical", "horizontal", "left", and "right" and similar expressions used in this specification are for illustrative purposes only.
[0031] Unless otherwise defined, all technical and scientific terms used herein have the same meanings as commonly understood by those skilled in the art to which the present application pertains. Terms used in the present application are aimed at describing particular embodiments and are not aimed to limit the present application. The term "and/or" used herein includes any and all combinations of one or more of the related listed items.
[0032] With particular reference to FIG. 1 to FIG. 5, a photovoltaic panel cleaning device for solar power generation includes a solar photovoltaic panel 1 arranged at an inclination angle of 45 degrees with the ground. A support assembly 2 is arranged at the bottom of the solar photovoltaic panel 1, and the support assembly 2 includes support legs 21. The top of the support legs 21 are fixed to the bottom of the solar photovoltaic panel 1. A cleaning mechanism 3 for cleaning the solar photovoltaic panel 1 is arranged at the top of the solar photovoltaic panel 1. The cleaning mechanism 3 includes a cleaning roller 31, two gears 32 and two racks 33. The two racks 33 are symmetrically located at the top of the solar -5.
photovoltaic panel 1 close to an outer edge. The cleaning roller 31 1s located between the two racks 33 and perpendicular to the two racks 33. Two ends of the cleaning roller 31 are connected with the two gears 32, and each gear 32 is meshed with the corresponding rack 33.
Two ends of the cleaning roller 31 penetrate through the two gears 32 and are each connected with a sliding frame 34, and each sliding frame 34 is slidably connected with a sliding rod 35.
Two sliding rods 35 are symmetrically located on a side of the rack 33 close to an outer wall.
An outer wall of each sliding frame 34 is connected with a counter weight block 341. The bottom of two ends of the sliding rod 35 is fixed to an outer wall of the solar photovoltaic panel 1. The bottom of the cleaning roller 31 is tangent to the top of the solar photovoltaic panel 1. One end of each rack 33 close to the rainwater collection and purification assembly 4 is connected with a pulley 36, where one end of each pulley 36 close to the middle is connected with a cam 37, and the cam 37 is of a trapezoidal structure. Each pulley 36 is slidably connected with a cable 38. One end of the cable 38 is fixed to the corresponding sliding frame 34, and the other end of the cable 38 is connected with a water absorption block 39. The bottom of the water absorption block 39 is connected with a winding device 40 through the cable 38, and the winding device 40 is fixed with an outer wall of the support legs 21.
[0033] It should be noted that, in this embodiment, the gears 32 are meshed with the racks 33, and the cleaning roller 31 rotates itself under the action of the gears 32 and the racks 33 during the upward movement, so that the photovoltaic panel is cleaned by a brush on an outer wall of the cleaning roller 31. There is no need to adjust a cleaning surface of the cleaning roller 31 manually, and the cleaning effect is improved at the same time.
[0034] Further, rainwater is collected by the provided water absorption block 39, so that the weight of the water absorption block 39 is increased, thereby pulling the cleaning roller 31 with the two groups of cables 38 to clean the solar photovoltaic panel 1. There is no need to adjust the cleaning surface of the cleaning roller 31 manually, and the cleaning effect is improved at the same time. Further, electric drive is not required, which saves energy and reduces production costs, and eliminates the need for electric drive and has a novel structure for rainwater utilization.
[0035] With particular reference to FIG. 1, FIG. 2, FIG. 4 and FIG. 5, a rainwater collection and purification assembly 4 for collecting rainwater is provided at the top of an outer edge -6-
near an upper part of the solar photovoltaic panel 1. The rainwater collection and purification assembly 4 includes a rainwater purification and collection tank 41. The rainwater purification and collection tank 41 has a top opening. The rainwater purification and collection tank 41 is connected with the outer edge near the upper part of the solar photovoltaic panel 1. Two ends of the rainwater purification and collection tank 41 extend to the outside and are each connected with a floating valve 42. The middle of the floating valve 42 is connected with a fixed block 43. The bottom of each fixed block 43 abuts against the bottom of the corresponding cam 37. A water outlet of each floating valve 42 is connected with a water outlet pipe 44. The water outlet pipe 44 is located on one side of the corresponding rack 33 and parallel to the corresponding rack 33. An end of the water outlet pipe 44 away from the corresponding floating valve 42 is connected with a water spray pipe 45. A water drain through hole is defined at the bottom of the water spray pipe 45. The water spray pipe 45 is parallel to the cleaning roller 31 and located on one side of the cleaning roller 31. Two ends of the water spray pipe 45 are connected with the sliding frames 34.
[0036] It should be noted that, in this embodiment, the rainwater purification and collection tank 41 collects, purifies and stores rainwater, saving and utilizing water resources. In addition, when the cleaning roller 31 cleans the solar photovoltaic panel 1, the surface of the solar photovoltaic panel 1 is washed and cleaned again through the water outlet pipe 44 and the water spray pipe 45, which avoids the corrosion of the photovoltaic panel caused by rainwater, and increases the service life of the solar photovoltaic panel 1.
[0037] The following describes the specific working process of the photovoltaic panel cleaning device according to the present application.
[0038] Whenever it rains, the rainwater purification and collection tank 41 collects, purifies and stores rainwater, saving and utilizing water resources. Meanwhile, the water absorption block 39 collects rainwater, and its weight increases, thereby pulling the two groups of sliding frames 34 with the two groups of cables 38 to slide upward along the solar photovoltaic panel 1. The movement of the cable 38 also drives the pulley 36 to rotate. Further, the fixed block 43 is pushed by the cam 37 to drive the floating valve 42 to move up and down, and the water in the rainwater purification and collection tank 41 is discontinuously discharged through the water outlet pipe 44. Due to the provision of the water absorption block 39, the photovoltaic panel cleaning device operates without electric drive, and the cleaning roller 31 rotates itself -7-
under the action of the gears 32 and the racks 33 during the upward movement, so that the photovoltaic panel 1 1s cleaned by the brush on the outer wall of the cleaning roller 31. There is no need to adjust a cleaning surface of the cleaning roller 31 manually, and the cleaning effect is improved at the same time. The rainwater utilization structure is novel, and is suitable for areas with abundant rainwater. The winding device 40 may be optionally provided according to the local climate. The water absorption block 39 can be pulled downward by the winding device 40 to clean the solar photovoltaic panel, so that the cleaning can still be performed without rain. The photovoltaic panel cleaning device according to the present application is practical and easy to popularize.
[0039] The above exemplary description of the present application is made in combination with the accompanying drawings. Obviously, the specific implementation of the present application is not limited to the above forms. The situations in which only non-substantive improvements are made to the concept and technical solution of the present application, and the situations in which the concept and technical solution of the present application are directly applied to other occasions without improvements, both fall within the scope of protection of the present application. -8-
Claims (10)
1. A photovoltaic panel cleaning device for solar power generation, comprising a solar photovoltaic panel (1) arranged at an inclination angle of 45 degrees with the ground, wherein a support assembly (2) is arranged at the bottom of the solar photovoltaic panel (1), a cleaning mechanism (3) for cleaning the solar photovoltaic panel (1) is arranged at the top of the solar photovoltaic panel (1), and a rainwater collection and purification assembly (4) for collecting rainwater is provided at the top of an outer edge near an upper part of the solar photovoltaic panel (1).
2. The photovoltaic panel cleaning device for solar power generation according to claim 1, wherein the support assembly (2) comprises support legs (21), wherein the top of the support legs (21) are fixed to the bottom of the solar photovoltaic panel (1).
3. The photovoltaic panel cleaning device for solar power generation according to claim 1, wherein the cleaning mechanism (3) comprises a cleaning roller (31), two gears (32) and two racks (33), wherein the two racks (33) are symmetrically located at the top of the solar photovoltaic panel (1) close to the outer edge, wherein the cleaning roller (31) is located between the two racks (33) and perpendicular to the two racks (33), wherein two ends of the cleaning roller (31) are connected with the two gears (32), and each gear (32) is meshed with the corresponding rack (33), wherein two ends of the cleaning roller (31) penetrate through the two gears (32) and are each connected with a sliding frame (34), and each sliding frame (34) 1s slidably connected with a sliding rod (35), wherein two sliding rods (35) are symmetrically located on a side of the rack (33) close to an outer wall, and the bottom of the cleaning roller (31) is tangent to the top of the solar photovoltaic panel (1).
4. The photovoltaic panel cleaning device for solar power generation according to claim 3, wherein one end of each rack (33) close to the rainwater collection and purification assembly (4) is connected with a pulley (36), wherein one end of each pulley (36) close to the middle is connected with a cam (37), and the cam (37) is of a trapezoidal structure.
-9.
5. The photovoltaic panel cleaning device for solar power generation according to claim 4, wherein each pulley (36) is slidably connected with a cable (38), one end of the cable (38) is fixed to the corresponding sliding frame (34), and the other end of the cable (38) is connected with a water absorption block (39), wherein the bottom of the water absorption block (39) is connected with a winding device (40) through the cable (38), and the winding device (40) is fixed with an outer wall of the support legs (21).
6. The photovoltaic panel cleaning device for solar power generation according to claim 5, wherein the rainwater collection and purification assembly (4) comprises a rainwater purification and collection tank (41), wherein the rainwater purification and collection tank (41) has a top opening, and the rainwater purification and collection tank (41) is connected with the outer edge near the upper part of the solar photovoltaic panel (1), wherein two ends of the rainwater purification and collection tank (41) extend to the outside and are each connected with a floating valve (42), wherein the middle of the floating valve (42) is connected with a fixed block (43), and the bottom of each fixed block (43) abuts against the bottom of the corresponding cam (37).
7. The photovoltaic panel cleaning device for solar power generation according to claim 6, wherein a water outlet of each floating valve (42) is connected with a water outlet pipe (44), and the water outlet pipe (44) is located on one side of the corresponding rack (33) and parallel to the corresponding rack (33), wherein an end of the water outlet pipe (44) away from the corresponding floating valve (42) is connected with a water spray pipe (45), and the water spray pipe (45) is parallel to the cleaning roller (31) and located on one side of the cleaning roller (31), wherein two ends of the water spray pipe (45) are connected with the sliding frames (34).
8. The photovoltaic panel cleaning device for solar power generation according to claim 7, wherein a water drain through hole is defined at the bottom of the water spray pipe (45). -10 -
9. The photovoltaic panel cleaning device for solar power generation according to claim 7, wherein an outer wall of each sliding frame (34) is connected with a counter weight block (341).
10. The photovoltaic panel cleaning device for solar power generation according to claim 3, wherein the bottom of two ends of each sliding rod (35) is fixed to an outer wall of the solar photovoltaic panel (1). -11 -
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310017876.6A CN115999980A (en) | 2023-01-06 | 2023-01-06 | Photovoltaic board cleaning device for solar power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU503764B1 true LU503764B1 (en) | 2024-07-09 |
Family
ID=86024518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU503764A LU503764B1 (en) | 2023-01-06 | 2023-03-29 | Photovoltaic panel cleaning device for solar power generation |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115999980A (en) |
| LU (1) | LU503764B1 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016203131A (en) * | 2015-04-28 | 2016-12-08 | 株式会社ゼウス | Solar cell type water purification system |
| CN207530769U (en) * | 2017-11-30 | 2018-06-22 | 嘉兴奥力弗光伏科技有限公司 | A kind of domestic solar electricity generation system |
| CN108240600B (en) * | 2017-12-20 | 2020-07-07 | 江西烈日之光新能源有限公司 | A self-cleaning solar street light |
| CN210936113U (en) * | 2019-11-11 | 2020-07-07 | 广州市捷讯智能科技有限公司 | Device for cleaning surface of solar photovoltaic panel by utilizing natural resources |
| CN114042657A (en) * | 2021-10-11 | 2022-02-15 | 沧州向鼎节能电器有限公司 | A structure that is used for photovoltaic board to collect automatic sliding clear photovoltaic board after rainwater |
| CN220426036U (en) * | 2023-01-06 | 2024-02-02 | 华能国际电力股份有限公司丹东电厂 | Photovoltaic board cleaning device for solar power generation |
-
2023
- 2023-01-06 CN CN202310017876.6A patent/CN115999980A/en active Pending
- 2023-03-29 LU LU503764A patent/LU503764B1/en active IP Right Grant
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|---|---|
| CN115999980A (en) | 2023-04-25 |
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Effective date: 20240709 |