Offshore photovoltaic platform

Abstract

The invention discloses an offshore photovoltaic platform, and relates to the technical field of photovoltaic power generation. An offshore photovoltaic platform comprises a plurality of photovoltaic panel bodies, the photovoltaic panel bodies are distributed in an array mode, supporting frames are fixed to the lower ends of the photovoltaic panel bodies and distributed in an array mode, four symmetrical supporting legs are fixed to the lower ends of the supporting frames, the photovoltaic panel bodies are obliquely arranged, a fixing plate is arranged at one end of each photovoltaic panel body and fixedly connected with the supporting legs, and the photovoltaic panel bodies are fixedly connected with the supporting legs. A supporting plate is fixed to one side of one supporting leg, a cleaning motor is fixed to the fixing plate, and a cleaning mechanism is arranged between the cleaning motor and the photovoltaic panel body. Through the cleaning mechanism, the high-pressure spray head reciprocates along with the moving frame to clean the plurality of photovoltaic panel bodies, so that the cleaning effect and the cleaning range are improved, bird droppings and other scraps on the photovoltaic platform are conveniently cleaned in time, the condition of inconvenient transportation is reduced, cleaning is convenient, and the photovoltaic platform is convenient to use.

Description

Technical Field

[0001] The present application relates to the field of photovoltaic power generation technology, and in particular to an offshore photovoltaic platform. Background Art

[0002] Offshore photovoltaic platforms are a new model of resource development and utilization. They move photovoltaic power stations from land to sea and use photovoltaic technology to build power stations on the ocean. Offshore photovoltaic power generation is mainly divided into two types: fixed pile type and floating pile type. Offshore photovoltaic platforms do not need to occupy precious land resources, especially in coastal areas where land resources are scarce. It can save land for other uses, such as agriculture, residential or commercial development, and also ease the restrictions of onshore land use policies.

[0003] Offshore photovoltaic platforms can make full use of the vast ocean surface and long sunshine hours to improve the efficiency of solar power generation. In addition, the cooling effect of seawater helps to improve the working efficiency of photovoltaic panels, and the reflection of the water surface can also enhance the intensity of light energy. It can be combined with various industries such as marine fisheries, offshore wind power, and offshore hydrogen production to achieve diversified development of the industry. However, when in use, photovoltaic platforms are very easy to be attached by debris such as bird droppings, which affects the power generation efficiency of photovoltaic platforms. In order to clean them, they are usually cleaned by cleaning carts.

[0004] When using an offshore photovoltaic platform, it is convenient to make full use of the sea area and sufficient sunshine to improve the efficiency of solar power generation. When in use, the photovoltaic platform is easily attached to bird droppings, which can easily affect the power generation efficiency of the photovoltaic platform and damage the performance of the photovoltaic panels. In order to facilitate cleaning, staff usually use transport ships to transport cleaning robots to the photovoltaic platform to clean the bird droppings, and then transport them away after cleaning. The cleaning process is relatively inconvenient, and it is not convenient to clean the photovoltaic platform in time, which is not convenient for the use of the photovoltaic platform. Summary of the invention

[0005] The purpose of the present application is to solve the problem that for the convenience of cleaning, the staff usually use a transport ship to transport the cleaning robot to the photovoltaic platform to clean the bird droppings, and then transport it away after cleaning. The cleaning process is inconvenient, and it is not convenient to clean the photovoltaic platform in time, and it is not convenient to use the photovoltaic platform. The present application provides an offshore photovoltaic platform.

[0006] In order to achieve the above-mentioned purpose, this application specifically adopts the following technical solutions: An offshore photovoltaic platform comprises a photovoltaic panel body, wherein the photovoltaic panel body is composed of multiple pieces and arranged in an array, a support frame is fixed to the lower end of the photovoltaic panel body and arranged in an array, four symmetrical support legs are fixed to the lower end of the support frame, the photovoltaic panel body is tilted, a fixing plate is provided at one end of the photovoltaic panel body, the fixing plate is fixedly connected to the support legs, a support plate is fixed to one side of one of the support legs, a cleaning motor is fixed to the fixing plate, and a cleaning mechanism is provided between the cleaning motor and the photovoltaic panel body.

[0007] By adopting the above technical solution, the photovoltaic panel body is supported by the supporting legs, and the photovoltaic panel body is tilted to improve the conversion efficiency of sunlight. The cooling effect of seawater helps to improve the working efficiency of the photovoltaic panel. At the same time, the reflection of the water surface can enhance the intensity of light energy and improve the power generation efficiency. The cleaning mechanism can facilitate the timely cleaning of debris such as bird droppings on the photovoltaic platform, reduce transportation inconveniences, facilitate cleaning, facilitate the use of the photovoltaic platform, and reduce the impact on the power generation efficiency of the photovoltaic platform.

[0008] Furthermore, the cleaning mechanism includes a reciprocating screw fixed to the output end of the cleaning motor, the cleaning motor output passes through a fixed plate, a movable frame is fixed to the reciprocating screw through a ball nut, a water pump is fixed to the support plate, a water pump is fixed to the water pumping end of the water pump with a water pumping pipe, an end of the water pumping pipe away from the water pump is fixedly connected to a filter box, an inlet pipe is fixed to the water outlet end of the water pump, an end of the inlet pipe away from the water pump extends into the movable frame, and a limiting component is arranged between the movable frame and the fixed plate.

[0009] By adopting the above technical solution, the cleaning motor is started, and the cleaning motor rotates to drive the reciprocating screw to rotate. The reciprocating screw rotates to drive the ball nut to move. The movement of the ball nut causes the movable frame to move. The water pump is started to pump water through the suction pipe. The pumped water enters the suction pipe through the filter box, and then enters the water outlet end of the water pump. It enters the water inlet pipe through the water outlet end of the water pump, which is convenient for driving the high-pressure nozzle to reciprocately flush and clean the photovoltaic platform to reduce the residual bird droppings debris.

[0010] Furthermore, the limiting component includes a limiting column fixed on the fixed plate, the limiting column slides through the movable frame, the limiting column is located at one end of the fixed plate away from the reciprocating screw rod, a cleaning frame is arranged in the movable frame, and a diverter is arranged between the cleaning frame and the movable frame.

[0011] By adopting the above technical solution, the movable frame slides on the limiting column when moving, so as to limit the movable frame, thereby facilitating the stable movement of the movable frame and facilitating the movement and cleaning of the high-pressure nozzle.

[0012] Furthermore, the diverter comprises a fixed pipe fixed in the movable frame, the fixed pipe is fixedly connected to the water inlet pipe, a plurality of high-pressure nozzles are fixed at the lower end of the fixed pipe, and the high-pressure nozzles correspond to the photovoltaic panel body.

[0013] By adopting the above technical solution, water enters the fixed pipe through the water inlet pipe and is then sprayed out through multiple high-pressure nozzles. The multiple high-pressure nozzles facilitate uniform flushing and cleaning of the photovoltaic platform, thereby improving the flushing effect and reducing the residue of bird droppings.

[0014] Furthermore, a gear 1 is fixed to the output end of the cleaning motor, a reciprocating screw rod 2 is rotatably connected to the fixed plate, a gear 2 is fixed to one end of the reciprocating screw rod, the gear 1 is meshed with the gear 2, the diameter of the gear 1 is smaller than the diameter of the gear 2, and a cleaning assembly is arranged between the reciprocating screw rod 2 and the cleaning frame.

[0015] By adopting the above technical solution, the diameter of gear one is smaller than that of gear two, so that the moving speed of the mobile frame is greater than the moving speed of the cleaning frame, which facilitates the rapid movement of the high-pressure nozzle, improves the cleaning efficiency, and cooperates with the cleaning of the scraper and the cleaning brush to improve the cleaning effect and reduce the residue of debris such as bird droppings.

[0016] Furthermore, the cleaning assembly includes a connecting plate fixed in the cleaning frame, a scraper is fixed to the lower end of the connecting plate, the scraper is arranged obliquely, the scraper is an elastic plastic strip, and the reciprocating screw rod 2 is fixedly connected to the cleaning frame through a ball nut.

[0017] By adopting the above technical solution, the movement of the connecting plate drives the movement of the scraper, and the movement of the scraper performs secondary scraping and cleaning of the bird droppings debris on the photovoltaic platform. The scraper is an elastic plastic strip, which is convenient for improving the impact resistance and wear resistance of the scraper, increasing the service life of the scraper, and improving the cleaning effect.

[0018] Furthermore, a sliding column is fixedly connected to the fixed plate, and the sliding column slides through the cleaning frame, and the sliding column is located on one side of the limiting column.

[0019] By adopting the above technical solution, when the cleaning frame moves, it slides on the sliding column to restrict the cleaning frame, which is convenient for the stable movement of the cleaning frame, the movement and cleaning of the scraper, and reduces the residue of debris such as bird droppings.

[0020] Furthermore, a cleaning plate is fixed in the cleaning frame, cleaning brushes are fixed on the cleaning plate and distributed in an array, the lower end of the cleaning brush is in contact with the photovoltaic panel body, and the cleaning plate is located on one side of the connecting plate.

[0021] By adopting the above technical solution, the cleaning frame drives the cleaning brush to move, and the cleaning brush further cleans the bird droppings and debris remaining on the photovoltaic platform, thereby improving the cleaning effect and reducing the residue of bird droppings and other debris.

[0022] In summary, the present application includes at least one of the following beneficial effects: 1. When the photovoltaic platform needs to be cleaned, the cleaning motor is started, and the rotation of the cleaning motor drives the reciprocating screw rod to rotate. The reciprocating screw rod rotates, so that the mobile frame moves. When the mobile frame moves, it slides on the restriction column to restrict the mobile frame. The reciprocating movement of the reciprocating screw rod is convenient to drive the high-pressure nozzle to reciprocate and clean the photovoltaic platform, thereby improving the cleaning effect and cleaning range. When the cleaning motor is started, the water pump is started. The water pump starts to pump water through the suction pipe. The pumped water enters the suction pipe through the filtration of the filter box, and then enters the water outlet end of the water pump, and enters the water inlet pipe through the water outlet end of the water pump. The water enters the fixed pipe through the water inlet pipe and is sprayed out through multiple high-pressure nozzles. Through multiple high-pressure nozzles, it is convenient to evenly flush and clean the photovoltaic platform and reduce the residue of bird droppings and debris. When spraying water for cleaning, the high-pressure nozzle follows the mobile frame to move back and forth, thereby improving the cleaning effect and cleaning range of the high-pressure nozzle and reducing the residue of bird droppings and other debris.

[0023] 2. When the cleaning motor drives the high-pressure nozzle to move and clean, the cleaning motor drives gear one to rotate, the rotation of gear one drives gear two to rotate, the rotation of gear two drives reciprocating screw rod two to rotate, the rotation of reciprocating screw rod two drives the cleaning frame to move, the cleaning frame slides on the sliding column when it moves, the movement of the cleaning frame drives the connecting plate to move, the movement of the connecting plate drives the scraper to move, the movement of the scraper scrapes and cleans the bird droppings on the photovoltaic platform, reduces the residual bird droppings and improves the cleaning effect, at the same time, the cleaning frame drives the cleaning brush to move, the cleaning brush further cleans the residual bird droppings on the photovoltaic platform, reduces the residual bird droppings and improves the cleaning effect, when the cleaning brush and the scraper are cleaning, the reciprocating high-pressure nozzle is cooperated to high-pressure wash the bird droppings and other debris scraped by the cleaning brush and the scraper, thereby further improving the cleaning effect and reducing the residual bird droppings and other debris.

[0024] 3. When the high-pressure nozzle and the scraper move for cleaning, the diameter of gear one is smaller than that of gear two, so that the moving speed of the moving frame is greater than the moving speed of the cleaning frame, which facilitates the rapid movement of the high-pressure nozzle and improves the cleaning efficiency. When the high-pressure nozzle moves, the scraper and the cleaning brush pass through the cleaning water column of the high-pressure nozzle. Through the cooperation of the high-pressure nozzle, it is convenient to improve the cleaning effect of the scraper and the cleaning brush and reduce the residue of debris such as bird droppings. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a first three-dimensional structural schematic diagram of the photovoltaic platform in this application.

[0026] Figure 2 It is a second three-dimensional structural schematic diagram of the photovoltaic platform in this application.

[0027] Figure 3It is a schematic diagram of the first internal structure of the photovoltaic platform in this application.

[0028] Figure 4 It is a schematic diagram of the second internal structure of the photovoltaic platform in this application.

[0029] Figure 5 This application Figure 3 Enlarged structural diagram at A in the middle.

[0030] Description of reference numerals: 1. Photovoltaic panel body; 2. Support legs; 3. Support frame; 4. Fixed plate; 5. Support plate; 6. Cleaning motor; 7. Reciprocating screw rod 1; 8. Moving frame; 9. Water pump; 10. Suction pipe; 11. Filter box; 12. Water inlet pipe; 13. Fixed pipe; 14. High-pressure nozzle; 15. Limiting column; 16. Gear 1; 17. Gear 2; 18. Reciprocating screw rod 2; 19. Cleaning frame; 20. Connecting plate; 21. Scraper; 22. Sliding column; 23. Cleaning plate; 24. Cleaning brush. DETAILED DESCRIPTION

[0031] The following is combined with Figure 1 —5 Provide further details of this application.

[0032] An embodiment of the present application discloses an offshore photovoltaic platform.

[0033] Reference Figure 1 - Figure 3 A photovoltaic platform at sea comprises a photovoltaic panel body 1. The photovoltaic panel body 1 is composed of multiple pieces and arranged in an array. A support frame 3 is fixed to the lower end of the photovoltaic panel body 1 and arranged in an array. Four symmetrical support legs 2 are fixed to the lower end of the support frame 3. The photovoltaic panel body 1 is tilted. A fixing plate 4 is provided at one end of the photovoltaic panel body 1. The fixing plate 4 is fixedly connected to the support legs 2. A supporting plate 5 is fixed to one side of one of the support legs 2. A cleaning motor 6 is fixed on the fixing plate 4. A cleaning mechanism is provided between the cleaning motor 6 and the photovoltaic panel body 1.

[0034] When the offshore photovoltaic platform is in use, the staff transports the photovoltaic panel body 1 to the designated location, installs multiple photovoltaic panel bodies 1 on the support frame 3, and supports the photovoltaic panel body 1 through the support legs 2. The inclined photovoltaic panel body 1 is convenient for improving the conversion efficiency of sunlight, and the cooling effect of seawater helps to improve the working efficiency of the photovoltaic panel. At the same time, the reflection of the water surface can also enhance the intensity of light energy, improve the power generation efficiency, make full use of the open surface of the ocean and the longer sunshine time, reduce the occupation of precious land resources, ease the restrictions of land use policies, facilitate the use and power generation of the photovoltaic platform, and when the photovoltaic platform needs to be cleaned, the cleaning mechanism can be used to clean up the bird droppings and other debris on the photovoltaic platform in time, reduce the inconvenience of transportation, facilitate cleaning, facilitate the use of the photovoltaic platform, and reduce the impact on the power generation efficiency of the photovoltaic platform.

[0035] Reference Figure 1 , Figure 3 , Figure 5 The cleaning mechanism includes a reciprocating screw 7 fixed to the output end of the cleaning motor 6, the output of the cleaning motor 6 passes through the fixed plate 4, a mobile frame 8 is fixed to the reciprocating screw through a ball nut, a water pump 9 is fixed to the support plate 5, a water pump 9 is fixed to the water pumping end of the water pump 9 with a water pumping pipe 10, the end of the water pumping pipe 10 away from the water pump 9 is fixedly connected to a filter box 11, an inlet pipe 12 is fixed to the water outlet end of the water pump 9, the end of the inlet pipe 12 away from the water pump 9 extends into the mobile frame 8, and a limiting component is arranged between the mobile frame 8 and the fixed plate 4. The limiting component includes a limiting column 15 fixed to the fixed plate 4, the limiting column 15 slides through the mobile frame 8, the limiting column 15 is located at the end of the fixed plate 4 away from the reciprocating screw 7, a cleaning frame 19 is arranged in the mobile frame 8, and a diverter is arranged between the cleaning frame 19 and the mobile frame 8. The flow divider includes a fixed pipe 13 fixed in the mobile frame 8 , the fixed pipe 13 is fixedly connected to the water inlet pipe 12 , and a plurality of high-pressure nozzles 14 are fixed at the lower end of the fixed pipe 13 , and the high-pressure nozzles 14 correspond to the photovoltaic panel body 1 .

[0036] When the offshore photovoltaic platform is in use, the filter box 11 on the water pump 9 water pipe 10 is placed in the seawater. When the photovoltaic platform needs to be cleaned, the cleaning motor 6 is started. The cleaning motor 6 rotates to drive the reciprocating screw 7 to rotate. The reciprocating screw 7 rotates, so that the ball nut moves on the reciprocating screw 7. The ball nut moves and drives the moving frame 8 to move. When the moving frame 8 moves, it slides on the limiting column 15 to limit the moving frame 8, which is convenient for the movement of the high-pressure nozzle 14. When the cleaning motor 6 is started, the water pump 9 is started. The water pump 9 starts to pump water through the water pumping pipe 10. When pumping water, the extracted water enters the water pumping pipe 10 after being filtered by the filter box 11. The filtered water is convenient to reduce the impact on the water pump 9, which is convenient for the operation of the water pump 9. The water flows through the water outlet of the water pump 9, enters the water inlet pipe 12 through the water outlet of the water pump 9, enters the fixed pipe 13 through the water inlet pipe 12, and is sprayed out through multiple high-pressure nozzles 14, so as to facilitate the flushing and cleaning of debris such as bird droppings on the photovoltaic platform, thereby reducing the impact on the power generation efficiency of the photovoltaic platform. During the flushing and cleaning, the high-pressure nozzle 14 moves back and forth with the mobile frame 8 to clean multiple photovoltaic panel bodies 1, thereby improving the cleaning effect and cleaning range. The flushed bird droppings and other debris fall with the tilted photovoltaic panel body 1, and the cleaning mechanism facilitates the timely cleaning of debris such as bird droppings on the photovoltaic platform, thereby reducing the inconvenience of transportation, facilitating cleaning, facilitating the use of the photovoltaic platform, and reducing the impact on the power generation efficiency of the photovoltaic platform.

[0037] Reference Figure 3 - Figure 5 , a gear 16 is fixed to the output end of the cleaning motor 6, a reciprocating screw rod 2 18 is rotatably connected to the fixed plate 4, a gear 2 17 is fixed to the end of the reciprocating screw rod 17, the gear 16 is meshed with the gear 2 17, the diameter of the gear 16 is smaller than the diameter of the gear 2 17, and a cleaning assembly is arranged between the reciprocating screw rod 2 18 and the cleaning frame 19. The cleaning assembly includes a connecting plate 20 fixed in the cleaning frame 19, a scraper 21 is fixed to the lower end of the connecting plate 20, the scraper 21 is tilted, and the scraper 21 is an elastic plastic strip, and the reciprocating screw rod 2 18 is fixedly connected to the cleaning frame 19 through a ball nut. A sliding column 22 is fixedly connected to the fixed plate 4, and the sliding column 22 slides through the cleaning frame 19, and the sliding column 22 is located on one side of the limiting column 15. A cleaning plate 23 is fixed in the cleaning frame 19, and a cleaning brush 24 is fixed on the cleaning plate 23 and arranged in an array, and the lower end of the cleaning brush 24 contacts the photovoltaic panel body 1, and the cleaning plate 23 is located on one side of the connecting plate 20.

[0038] When the offshore photovoltaic platform is used, when the cleaning motor 6 drives the high-pressure nozzle 14 to move and clean, the cleaning motor 6 drives the gear 16 to rotate, the rotation of the gear 16 drives the gear 2 17 to rotate, the rotation of the gear 2 17 drives the reciprocating screw 2 18 to rotate, the rotation of the reciprocating screw 2 18 drives the ball nut to rotate, the rotation of the ball nut drives the cleaning frame 19 to move, when the cleaning frame 19 moves, it slides on the sliding column 22 to limit the cleaning frame 19, which is convenient for the movement of the scraper 21. The diameter of the gear 16 is smaller than that of the gear 2 17, so that the moving speed of the moving frame 8 is greater than the moving speed of the cleaning frame 19. The movement of the cleaning frame 19 drives the connecting plate 20 to move, and the movement of the connecting plate 20 drives the scraper 21 to move. The scraper 21 moves to perform secondary scraping and cleaning of the bird droppings on the photovoltaic platform to improve the cleaning effect. The scraper 21 is an elastic plastic strip for easy The impact resistance and wear resistance of the scraper 21 are improved, the service life of the scraper 21 is improved, and the use is convenient. The cleaning frame 19 is inside the moving frame 8, which is convenient for the reciprocating movement and cleaning of the high-pressure nozzle 14. When the scraper 21 moves to scrape, the cleaning frame 19 drives the cleaning brush 24 to move, and the cleaning brush 24 further cleans the bird droppings debris remaining on the photovoltaic platform to reduce the residual bird droppings debris, which is convenient for the use of the photovoltaic platform. During cleaning, the scraper 21 and the cleaning brush 24 pass through the cleaning water column of the high-pressure nozzle 14. Through the cooperation of the high-pressure nozzle 14, it is convenient to improve the cleaning effect of the scraper 21 and the cleaning brush 24, and reduce the residual bird droppings debris. When in use, the photovoltaic panel body 1 is located above the reciprocating screw rod 1 7 and the reciprocating screw rod 2 18. The moving frame 8 and the photovoltaic panel body 1 are convenient for protecting the cleaning mechanism, reducing bird droppings falling onto the cleaning equipment, and facilitating use.

[0039] The implementation principle of an offshore photovoltaic platform of this embodiment is as follows: when the offshore photovoltaic platform is used, the staff transports the photovoltaic panel body 1 to the designated location, installs multiple photovoltaic panel bodies 1 on the support frame 3, and supports the photovoltaic panel body 1 through the support legs 2. The inclined photovoltaic panel body 1 is convenient for improving the conversion efficiency of sunlight, and the cooling effect of seawater helps to improve the working efficiency of the photovoltaic panel. At the same time, the reflection of the water surface can also enhance the intensity of light energy, improve the power generation efficiency, make full use of the open surface of the ocean and the long sunshine time, reduce the occupation of precious land resources, alleviate the restrictions of the land use policy, and facilitate the use and power generation of the photovoltaic platform. During installation, the cleaning equipment, mobile frame 8, cleaning frame 19, water pump 9, etc. are installed on the photovoltaic platform to facilitate the subsequent cleaning of the photovoltaic platform; When the offshore photovoltaic platform is in use, the filter box 11 on the water pump 9 water pump pipe 10 is placed in the seawater. When the photovoltaic platform needs to be cleaned, the cleaning motor 6 is started. The cleaning motor 6 rotates to drive the reciprocating screw rod 7 to rotate. The reciprocating screw rod 7 rotates, so that the ball nut moves on the reciprocating screw rod 7. The ball nut moves and drives the moving frame 8 to move. When the moving frame 8 moves, it slides on the limiting column 15 to limit the moving frame 8. When the cleaning motor 6 is started, the water pump 9 is started. The water pump 9 starts to pump water through the water pump pipe 10. When pumping water, the pumped water enters the water pump pipe 10 after being filtered by the filter box 11. The filtered water is convenient to reduce the impact on the water pump 9, which is convenient for the operation and use of the water pump 9, and then enters the water outlet of the water pump 9, enters the water inlet pipe 12 through the water outlet of the water pump 9, enters the fixed pipe 13 through the water inlet pipe 12, and is then sprayed out through multiple high-pressure nozzles 14, which is convenient for flushing and cleaning the bird droppings and other debris on the photovoltaic platform, reducing the impact on the power generation efficiency of the photovoltaic platform. During flushing and cleaning, the high-pressure nozzle 14 reciprocates with the mobile frame 8 to clean multiple photovoltaic panel bodies 1, thereby improving the cleaning effect and cleaning range. The washed bird droppings and other debris fall with the tilted photovoltaic panel body 1, which is convenient for cleaning; When the offshore photovoltaic platform is used, when the cleaning motor 6 drives the high-pressure nozzle 14 to move and clean, the cleaning motor 6 drives the gear 16 to rotate, the gear 16 rotates to drive the gear 2 17 to rotate, the gear 2 17 rotates to drive the reciprocating screw rod 2 18 to rotate, the reciprocating screw rod 2 18 rotates to drive the cleaning frame 19 to move, when the cleaning frame 19 moves, it slides on the sliding column 22 to limit the cleaning frame 19, which is convenient for the movement of the scraper 21. The diameter of the gear 16 is smaller than that of the gear 2 17, so that the moving speed of the moving frame 8 is greater than the moving speed of the cleaning frame 19. The movement of the cleaning frame 19 drives the connecting plate 20 to move, and the movement of the connecting plate 20 drives the scraper 21 to move. The scraper 21 moves to perform secondary scraping and cleaning of the bird droppings on the photovoltaic platform, thereby improving the cleaning effect and reducing the influence of the bird droppings on the power generation efficiency. The scraper 21 is an elastic plastic strip, which is convenient for improving the scraper 21. The cleaning frame 19 is arranged inside the movable frame 8, so as to facilitate the reciprocating cleaning of the high-pressure nozzle 14. When the scraper 21 moves to scrape, the cleaning frame 19 drives the cleaning brush 24 to move, and the cleaning brush 24 further cleans the bird droppings debris remaining on the photovoltaic platform, so as to reduce the residual bird droppings debris, facilitate the use of the photovoltaic platform, and reduce the impact on the power generation efficiency. When cleaning, the scraper 21 and the cleaning brush 24 pass through the cleaning water column of the high-pressure nozzle 14. Through the cooperation of the high-pressure nozzle 14, it is convenient to improve the cleaning effect of the scraper 21 and the cleaning brush 24, and reduce the residual bird droppings debris. When in use, the photovoltaic panel body 1 is located above the reciprocating screw rod 1 7 and the reciprocating screw rod 2 18. The cleaning mechanism is conveniently protected by the movable frame 8 and the photovoltaic panel body 1, so as to reduce the bird droppings falling onto the cleaning equipment, and facilitate use.

Claims

1. An offshore photovoltaic platform, comprising a photovoltaic panel body (1), characterized in that: The photovoltaic panel body (1) is composed of multiple pieces and arranged in an array. A support frame (3) is fixed to the lower end of the photovoltaic panel body (1) and arranged in an array. Four symmetrical support legs (2) are fixed to the lower end of the support frame (3). The photovoltaic panel body (1) is tilted. A fixing plate (4) is provided at one end of the photovoltaic panel body (1). The fixing plate (4) is fixedly connected to the support legs (2). A support plate (5) is fixed to one side of one of the support legs (2). A cleaning motor (6) is fixed to the fixing plate (4). A cleaning mechanism is provided between the cleaning motor (6) and the photovoltaic panel body (1).

2. An offshore photovoltaic platform according to claim 1, characterized in that: The cleaning mechanism comprises a reciprocating screw (7) fixed to the output end of a cleaning motor (6), the output of the cleaning motor (6) passes through a fixed plate (4), a movable frame (8) is fixed to the reciprocating screw via a ball nut, a water pump (9) is fixed to the support plate (5), a water pump (9) is fixed to the water pumping end of the water pump (9), an end of the water pump (10) away from the water pump (9) is fixedly connected to a filter box (11), an inlet pipe (12) is fixed to the water outlet end of the water pump (9), an end of the inlet pipe (12) away from the water pump (9) extends into the movable frame (8), and a limiting component is provided between the movable frame (8) and the fixed plate (4).

3. An offshore photovoltaic platform according to claim 2, characterized in that: The limiting assembly comprises a limiting column (15) fixed on a fixed plate (4), the limiting column (15) slidingly passing through a movable frame (8), the limiting column (15) being located at an end of the fixed plate (4) away from a reciprocating screw rod (7), a cleaning frame (19) being arranged inside the movable frame (8), and a flow divider being arranged between the cleaning frame (19) and the movable frame (8).

4. An offshore photovoltaic platform according to claim 3, characterized in that: The flow divider comprises a fixed pipe (13) fixed in the mobile frame (8), the fixed pipe (13) being fixedly connected to the water inlet pipe (12), a plurality of high-pressure nozzles (14) being fixed at the lower end of the fixed pipe (13), the high-pressure nozzles (14) corresponding to the photovoltaic panel body (1).

5. The offshore photovoltaic platform according to claim 3, characterized in that: A gear 1 (16) is fixed to the output end of the cleaning motor (6); a reciprocating screw rod 2 (18) is rotatably connected to the fixing plate (4); a gear 2 (17) is fixed to the end of the reciprocating screw rod 1 (7); the gear 1 (16) is meshed with the gear 2 (17); the diameter of the gear 1 (16) is smaller than the diameter of the gear 2 (17); and a cleaning assembly is provided between the reciprocating screw rod 2 (18) and the cleaning frame (19).

6. An offshore photovoltaic platform according to claim 5, characterized in that: The cleaning assembly comprises a connecting plate (20) fixed in the cleaning frame (19), a scraper (21) being fixed at the lower end of the connecting plate (20), the scraper (21) being arranged at an angle, the scraper (21) being an elastic plastic strip, and the reciprocating screw rod (18) being fixedly connected to the cleaning frame (19) via a ball nut.

7. An offshore photovoltaic platform according to claim 6, characterized in that: A sliding column (22) is fixedly connected to the fixed plate (4), and the sliding column (22) slides through the cleaning frame (19). The sliding column (22) is located on one side of the limiting column (15).

8. An offshore photovoltaic platform according to claim 7, characterized in that: A cleaning plate (23) is fixed inside the cleaning frame (19), cleaning brushes (24) are fixed on the cleaning plate (23) and are arranged in an array, the lower ends of the cleaning brushes (24) are in contact with the photovoltaic panel body (1), and the cleaning plate (23) is located on one side of the connecting plate (20).

Images