Anti-deviation offshore photovoltaic power generation device capable of controlling diving lifting

Abstract

The invention discloses an anti-deviation offshore photovoltaic power generation device capable of controlling diving lifting, which comprises a photovoltaic platform, a mooring system arranged at the bottom of the photovoltaic platform, a liquid level sensor and a photovoltaic panel group, and is characterized in that the mooring system comprises four fixed anchor piles, and the four fixed anchor piles are respectively located at four corners of the bottom of the photovoltaic platform; the photovoltaic panel group is arranged at the middle position of the top of the photovoltaic platform, and a protection mechanism is arranged on the outer ring of the photovoltaic panel group. When the device is used, through the arrangement of a hollow cylinder, an air pump, an air inlet pipe, a ventilation pipe, an air bag cylinder, an exhaust pipe and an electromagnetic control valve, external air can be pumped into the ventilation pipe through the air inlet pipe by starting the air pump to work; and the air bag barrels are inflated and expanded, so that the impact force of sea waves rushing to the photovoltaic panel group can be counteracted, the purpose of protecting the photovoltaic panel group can be achieved, and the service life of the photovoltaic panel group can be prolonged.

Description

Technical Field

[0001] The present invention relates to the technical field of clean energy, and in particular to an anti-deviating offshore photovoltaic power generation device capable of controlling diving and lifting. Background Art

[0002] Offshore floating photovoltaic power generation is one of the key technologies for my country's coastal provinces to achieve carbon neutrality. In the context of "carbon peak and carbon neutrality", solar energy and wind energy have become the most promising renewable resources. my country's coastal provinces have developed economies and large energy consumption. To achieve the goal of carbon neutrality, it is necessary to produce and consume more clean and low-carbon electricity. Therefore, shifting the goal of developing clean energy to the ocean has become one of the important solutions, and it is also in line with the needs of national energy development.

[0003] Offshore floating photovoltaic power generation platform is a technology that installs solar photovoltaic panels on a floating platform and then places it on the surface of the sea. These floating platforms are usually made of corrosion-resistant materials, have buoyancy, and can float on the water. Solar panels absorb sunlight energy and convert it into electrical energy, which is then transmitted to the land or seabed power grid system through submarine cables to supply power to communities or industrial facilities. At present, the first floating offshore photovoltaic power station in China manufactured by CIMC Raffles has completed the launching and towing and was delivered to CIMC Jiguang Marine Technology Co., Ltd.

[0004] However, due to the harsh marine environment, hurricanes, heavy rains, hail, and waves may damage the equipment, thereby reducing the service life of the equipment and increasing the cost of use. To this end, we propose an anti-deviated offshore photovoltaic power generation device that can control diving and lifting to solve the above problems. Summary of the invention

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an anti-drift offshore photovoltaic power generation device capable of controlling diving and lifting, comprising a photovoltaic platform, a mooring system arranged at the bottom of the photovoltaic platform, a liquid level sensor and a photovoltaic panel group, the mooring system comprising four fixed anchor piles, and the four fixed anchor piles are respectively located at the four corners of the bottom of the photovoltaic platform, the photovoltaic panel group is arranged at the middle position of the top of the photovoltaic platform, and the outer circle of the photovoltaic panel group is provided with a protective mechanism, a ballast tank is arranged on the photovoltaic platform, and a fixed pipe is fixedly penetrated and fixed on the left side of the ballast tank near the bottom, a remote control valve is arranged on the fixed pipe, a water collecting cylinder mounted on the outside of the fixed pipe is fixedly connected to the left side of the ballast tank, and a filter is fixedly connected to the inner cavity of the water collecting cylinder, and the filter A cleaning mechanism is provided on the left side, and a sealing shell fixedly connected to the outer wall of the ballast tank is provided on the top of the water collecting cylinder, a slide groove is provided at the bottom of the inner cavity of the ballast tank near the left side, and the inner cavity of the slide groove is slidably connected with a circular slider matched therewith, and a circular plate is fixedly connected to the top of the circular slider, and a submersible pump is provided on the top of the circular plate, and a first water pipe and a second water pipe matched with the fixed pipe are respectively provided on the left and right sides of the submersible pump, and sealing rings are fixedly sleeved on the first water pipe and the second water pipe, and the other end of the first water pipe is inserted into the inner cavity of the fixed pipe, and a traction mechanism is provided on the top of the submersible pump, and a partition is fixedly connected to the inner cavity of the ballast tank, a liquid level sensor is provided on the left side of the inner cavity of the ballast tank, and the liquid level sensor is located at the bottom of the partition.

[0006] Preferably, the protective mechanism includes four hollow cylinders, and the four hollow cylinders are respectively arranged at the four corners of the top of the photovoltaic platform, the four hollow cylinders are fixedly connected to the same ventilation pipe, and a number of air bag cylinders are fixedly connected to the ventilation pipe at equal intervals, an inner cavity of one of the hollow cylinders is provided with an air pump, one end of the ventilation pipe is fixedly connected to the air outlet end of the air pump, and the other end of the ventilation pipe is fixedly connected to the outer wall of the adjacent hollow cylinder, the air inlet end of the air pump is fixedly connected to the air inlet pipe, and the other end of the air inlet pipe passes through the hollow cylinder and extends to the outside of the hollow cylinder, a number of exhaust pipes are provided on the ventilation pipe, and each of the exhaust pipes is provided with an electromagnetic control valve.

[0007] Preferably, a plurality of the airbag tubes are arranged in a rectangular array with the photovoltaic panel group as the center.

[0008] Preferably, the cleaning mechanism includes a vertical plate, and the vertical plate is located on the left side of the filter screen, the top and bottom of the vertical plate are fixedly connected to the top and bottom of the inner cavity of the water collecting cylinder respectively, a rotating rod is rotatably connected at the middle position on the right side of the vertical plate, and the right end of the rotating rod is fixedly connected to two scrapers distributed up and down, and the two scrapers are both arranged in close contact with the left side of the filter screen, a worm gear is sleeved and fixed on the outer wall of the rotating rod, and a worm is meshed on the worm gear, the bottom of the sealing shell and the top of the water collecting cylinder are both provided with a first through hole, the top of the worm passes through the two first through holes, extends to the inner cavity of the sealing shell, and is fixedly connected with a driven bevel gear, the top of the driven bevel gear is meshed with a transmission bevel gear, and a transmission shaft is passed through and fixed at the center of the transmission bevel gear. A second through hole is opened on the left side of the ballast tank near the top, and one end of the transmission shaft passes through the inner cavity of the second through hole and is fixedly connected to the first square rod, and the other end of the transmission shaft is rotatably connected to the left side wall of the inner cavity of the sealing shell, and a first electric telescopic rod is arranged at the top of the inner cavity of the ballast tank near the left side, and the power end of the first electric telescopic rod is fixedly connected to the first movable plate, a servo motor is arranged on the right side of the first movable plate, and the power output end of the servo motor is fixedly connected to a transmission gear, a driven gear is meshed with the bottom of the transmission gear, and a square hole round tube is fixedly passed through the center of the driven gear, a first bearing is fixedly connected to the first movable plate, and the left end of the square hole round tube passes through the inner cavity of the first bearing and is sleeved on the outside of the first square rod.

[0009] Preferably, a movable baffle is fitted on the bottom of the first movable plate, and a first locking rod is fixedly connected to the left side of the movable baffle, a first annular plate is sleeved and fixed on the outer wall of the transmission shaft, and two first blind holes are opened on the left side of the first annular plate, which are symmetrical up and down with the transmission shaft as the symmetry axis, a third through hole adapted to the first locking rod is opened on the left side of the ballast tank, and the other end of the first locking rod passes through the inner cavity of the third through hole and extends to the inner cavity of the sealing shell.

[0010] Preferably, the traction mechanism includes a top plate, and the top plate is fixedly connected to the top of the submersible pump, the top of the top plate is fixedly connected to a rotating shaft, a through groove matched with the rotating shaft is opened on the partition located at the bottom of the movable baffle, a sealed bearing is fixedly connected to the movable baffle, and the top of the rotating shaft passes through the through groove and the inner cavity of the sealed bearing, and is fixedly connected to a passive bevel gear, a second electric telescopic rod is arranged near the right side of the top of the inner cavity of the ballast tank, and the power end of the second electric telescopic rod is fixedly connected to a second movable plate, the bottom of the second movable plate is fixedly connected to the top of the movable baffle, a second bearing is fixedly connected to the second movable plate, and the inner cavity of the second bearing is rotatably connected to a movable shaft, the outer wall of the movable shaft is sleeved and fixed with an active bevel gear meshing with the passive bevel gear, and the left end of the movable shaft is fixedly connected to a second square rod.

[0011] Preferably, a second annular plate is sleeved and fixed on the outer wall of the rotating shaft, and second blind holes are symmetrically opened on the left and right sides of the second annular plate, and a second locking rod matching with it is inserted into the inner cavity of the second blind hole on the left side, and the other end of the second locking rod is fixedly connected to the left side wall of the inner cavity of the ballast tank.

[0012] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention is provided with a hollow tube, an air pump, an air intake pipe, a vent pipe, an air bag tube, an exhaust pipe and an electromagnetic control valve. By starting the air pump, external air can be pumped into the vent pipe through the air intake pipe and transported into a plurality of air bags. The air bags are inflated to offset the impact force of the waves rushing toward the photovoltaic panel group, thereby protecting the photovoltaic panel group and improving the service life of the photovoltaic panel group.

[0013] 2. The present invention is provided with a mooring system, fixed anchor piles, ballast tanks and submersible pumps. When extremely severe weather comes, the submersible pump can be started to pump seawater into the ballast tank. At the same time, the mooring system is used to pull the photovoltaic platform into a safe position below the seawater, so that the photovoltaic platform reaches a balanced state below the water surface. At the same time, when the photovoltaic platform is below the sea surface, the mooring system always remains in a taut state, thereby preventing the photovoltaic platform from drifting. When the photovoltaic platform rises, the mooring system releases the tension, so that the photovoltaic platform relies on the airbag tube and its own buoyancy to emerge from the sea surface, and the seawater in the ballast tank is discharged by the submersible pump, so that the photovoltaic platform floats to a specified height for photovoltaic power generation operations. The ballast water system cooperates with the mooring system to control the diving and lifting of the photovoltaic platform, thereby preventing the photovoltaic panel group from being hit and damaged by hail and huge waves.

[0014] 3. Through the setting of the water collecting cylinder and the filter net, the filter net can be used to filter the impurities and seaweed in the seawater when the ballast water system is working, and through the linkage setting of the servo motor, the transmission gear, the driven gear, the square hole round tube, the first square rod, the transmission shaft, the transmission bevel gear, the driven bevel gear, the worm, the worm wheel and the rotating rod, the servo motor can be started to drive the two scrapers to rotate, so that the impurities and water plants and other debris attached to the filter net can be cleaned, thereby helping to improve the drainage efficiency.

[0015] 4. Through the linkage arrangement of the first electric telescopic rod, the first movable plate, the second electric telescopic rod, the second movable plate, the movable shaft, the second square rod, the movable baffle, the active bevel gear, the passive bevel gear, the rotating shaft and the top plate, the horizontal movement and rotation of the water pump can be realized, so that the positions of the first water pipe and the second water pipe can be switched, and the connection and disconnection of the first water pipe, the second water pipe and the fixed pipe can be realized respectively, and further, a single submersible pump can be realized to realize the pumping and drainage operations in the ballast tank at the same time, which is beneficial to reduce the use cost of the ballast water system and also beneficial to reduce the overall weight of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of a partial cross-sectional structure of the photovoltaic platform of the present invention; Figure 3 It is a schematic diagram of the three-dimensional structure of the ventilation pipe of the present invention; Figure 4 It is a schematic diagram of the three-dimensional structure of the partition of the present invention; Figure 5 It is a schematic diagram of the three-dimensional split structure of the sealing shell of the present invention.

[0017] Numbers in the figure: 1, photovoltaic platform; 2, mooring system; 3, fixed anchor pile; 4, photovoltaic panel group; 5, ballast tank; 6, partition; 7, submersible pump; 8, first water pipe; 9, second water pipe; 10, sealing ring; 11, fixed pipe; 12, remote control valve; 13, liquid level sensor; 14, round plate; 15, top plate; 16, rotating shaft; 17, through groove; 18, movable baffle; 19, first moving plate; 20, servo motor; 21, transmission gear; 22, water collecting cylinder; 23, filter screen; 24, vertical plate; 25, rotating rod; 26, worm gear; 27, scraper; 28, worm; 29, sealing shell; 30, from 1. driving bevel gear; 31. transmission bevel gear; 32. transmission shaft; 33. first square rod; 34. square hole round tube; 35. driven gear; 36. first annular plate; 37. first blind hole; 38. first locking rod; 39. first electric telescopic rod; 40. second electric telescopic rod; 41. second movable plate; 42. movable shaft; 43. second square rod; 44. driving bevel gear; 45. driven bevel gear; 46. second annular plate; 47. second blind hole; 48. second locking rod; 49. hollow cylinder; 50. ventilation pipe; 51. air bag cylinder; 52. exhaust pipe; 53. air pump; 54. intake pipe. DETAILED DESCRIPTION

[0018] See also Figure 1-5The present invention provides a technical solution: an anti-drift offshore photovoltaic power generation device capable of controlling diving and lifting, comprising a photovoltaic platform 1, a mooring system 2 arranged at the bottom of the photovoltaic platform 1, a liquid level sensor 13 and a photovoltaic panel group 4, the mooring system 2 comprising four fixed anchor piles 3, and the four fixed anchor piles 3 are respectively located at the four corners of the bottom of the photovoltaic platform 1, the fixed anchor piles 3 can be installed on the seabed, so as to cooperate with the mooring system 2 to stretch and pull the photovoltaic platform 1 to prevent the photovoltaic platform 1 from drifting, the photovoltaic panel group 4 is arranged at the middle position of the top of the photovoltaic platform 1, and the outer circle of the photovoltaic panel group 4 is provided with a protective mechanism, a ballast tank 5 is arranged on the photovoltaic platform 1, and a fixed pipe 11 is fixedly penetrated and fixed on the left side of the ballast tank 5 near the bottom, and a remote control valve 12 is arranged on the fixed pipe 11, and a water collecting cylinder 22 sleeved on the outside of the fixed pipe 11 is fixedly connected to the left side of the ballast tank 5, and a filter net 23 is fixedly connected to the inner cavity of the water collecting cylinder 22, through which the filter net The setting of 23 can filter the seawater pumped into the ballast tank 5, so as to prevent impurities in the seawater from being deposited in the ballast tank 5. A cleaning mechanism is provided on the left side of the filter screen 23, and a sealing shell 29 fixedly connected to the outer wall of the ballast tank 5 is provided on the top of the water collecting cylinder 22. A slide groove is provided at the bottom of the inner cavity of the ballast tank 5 near the left side, and a circular slider matching the slide groove is slidably connected to the inner cavity of the slide groove, and a circular plate 14 is fixedly connected to the top of the circular slider, and a submersible pump 7 is provided on the top of the circular plate 14. A first water pipe 8 and a second water pipe 9 matching the fixed pipe 11 are respectively provided on the left and right sides of the submersible pump 7, and a sealing ring 10 is fixedly sleeved on the first water pipe 8 and the second water pipe 9. The other end of the first water pipe 8 is inserted into the inner cavity of the fixed pipe 11, and a traction mechanism is provided on the top of the submersible pump 7. The inner cavity of the ballast tank 5 is fixedly connected to a partition 6, and a liquid level sensor 13 is provided on the left side of the inner cavity of the ballast tank 5, and the liquid level sensor 13 is located at the bottom of the partition 6.

[0019] The protection mechanism includes four hollow cylinders 49, and the four hollow cylinders 49 are respectively arranged at the four corners of the top of the photovoltaic platform 1. The four hollow cylinders 49 are fixedly connected to the same ventilation pipe 50, and the ventilation pipe 50 is equidistantly fixedly connected to a plurality of air bag cylinders 51, and the plurality of air bag cylinders 51 are arranged in a rectangular array with the photovoltaic panel group 4 as the center. An air pump 53 is arranged in the inner cavity of one of the hollow cylinders 49, one end of the ventilation pipe 50 is fixedly connected to the air outlet end of the air pump 53, and the other end of the ventilation pipe 50 is fixedly connected to the corresponding The air pump 53 is fixedly connected to the outer wall of the adjacent hollow cylinder 49, the air inlet end of the air pump 53 is fixedly connected to the air inlet pipe 54, and the other end of the air inlet pipe 54 passes through the hollow cylinder 49 and extends to the outside of the hollow cylinder 49. A plurality of exhaust pipes 52 are arranged on the ventilation pipe 50, and each exhaust pipe 52 is provided with an electromagnetic control valve. The impact force of the waves surging toward the photovoltaic panel group 4 is reduced by a plurality of air bag tubes 51 distributed in a rectangular array, thereby achieving the purpose of protecting the photovoltaic panel group 4 and improving the service life of the device.

[0020] The cleaning mechanism includes a vertical plate 24, and the vertical plate 24 is located on the left side of the filter screen 23. The top and bottom of the vertical plate 24 are fixedly connected to the top and bottom of the inner cavity of the water collecting cylinder 22 respectively. A rotating rod 25 is rotatably connected to the middle position on the right side of the vertical plate 24, and the right end of the rotating rod 25 is fixedly connected to two scrapers 27 distributed up and down. The two scrapers 27 are both arranged in close contact with the left side of the filter screen 23. The rotation of the double scrapers 27 can improve the cleaning efficiency of the filter screen 23. The outer wall of the rotating rod 25 A worm wheel 26 is sleeved and fixed, and a worm 28 is meshed on the worm wheel 26. The bottom of the sealing shell 29 and the top of the water collecting cylinder 22 are both provided with a first through hole. The top of the worm 28 passes through the two first through holes and extends to the inner cavity of the sealing shell 29. A driven bevel gear 30 is fixedly connected. A transmission bevel gear 31 is meshed on the top of the driven bevel gear 30. A transmission shaft 32 is fixedly penetrated at the center of the transmission bevel gear 31. A second through hole is provided on the left side of the ballast tank 5 near the top. The hole is formed in the middle of the second perforated inner cavity, and one end of the transmission shaft 32 passes through the second perforated inner cavity and is fixedly connected with the first square rod 33. The other end of the transmission shaft 32 is rotatably connected with the left side wall of the inner cavity of the sealing shell 29. A first electric telescopic rod 39 is arranged near the left side of the inner cavity top of the ballast tank 5, and the power end of the first electric telescopic rod 39 is fixedly connected with the first movable plate 19. A servo motor 20 is arranged on the right side of the first movable plate 19, and the power output end of the servo motor 20 is fixedly connected with a transmission gear 21. A driven gear 35 is meshed with the bottom of the transmission gear 21, and a square hole round tube 34 is fixedly penetrated at the center of the driven gear 35. A first bearing is fixedly connected to the first movable plate 19, and the left end of the square hole round tube 34 passes through the inner cavity of the first bearing and is sleeved on the outside of the first square rod 33. The operation of the servo motor 20 can drive the two scrapers 27 to rotate, thereby cleaning the impurities and seaweed attached to the left side of the filter screen 23, thereby improving the drainage efficiency of the fixed pipe 11.

[0021] A movable baffle 18 is fitted on the bottom of the first movable plate 19, and a first locking rod 38 is fixedly connected to the left side of the movable baffle 18. A first annular plate 36 is sleeved and fixed on the outer wall of the transmission shaft 32, and two first blind holes 37 are symmetrical up and down with the transmission shaft 32 as the symmetry axis are opened on the left side of the first annular plate 36. A third through hole adapted to the first locking rod 38 is opened on the left side of the ballast tank 5, and the other end of the first locking rod 38 passes through the inner cavity of the third through hole and extends to the inner cavity of the sealing shell 29. The horizontal movement of the movable baffle 18 can drive the first locking rod 38 to move horizontally, so that when the movable baffle 18 moves horizontally to the right, it can drive the first locking rod 38 to be inserted into the inner cavity of the adjacent first blind hole 37, thereby preventing the first square rod 33 from rotating.

[0022] The traction mechanism includes a top plate 15, and the top plate 15 is fixedly connected to the top of the submersible pump 7, and a rotating shaft 16 is fixedly connected to the top of the top plate 15. A through groove 17 adapted to the rotating shaft 16 is provided at the bottom of the movable baffle 18 on the partition 6. The top view cross section of the movable baffle 18 is larger than the top view cross section of the through groove 17, so that the through groove 17 can be shielded, thereby keeping the upper layer of the partition 6 dry. A sealed bearing is fixedly connected to the movable baffle 18, and the top end of the rotating shaft 16 passes through the inner cavity of the through groove 17 and the sealed bearing, and is fixedly connected to a passive bevel gear 45. A second electric telescopic rod 40 is arranged near the right side of the top of the inner cavity of the ballast tank 5, and the power end of the second electric telescopic rod 40 is fixedly connected to a second movable plate 41, and the bottom of the second movable plate 41 is connected to the top of the movable baffle 18. The second movable plate 41 is fixedly connected with a second bearing, and the inner cavity of the second bearing is rotatably connected with a movable shaft 42, the outer wall of the movable shaft 42 is sleeved and fixed with an active bevel gear 44 meshing with a passive bevel gear 45, and the left end of the movable shaft 42 is fixedly connected with a second square rod 43, and the second movable plate 41 and the movable baffle 18 are driven to move horizontally through the operation of the second electric telescopic rod 40, so that the position of the submersible pump 7 can be adjusted, and the position of the first water pipe 8 and the second water pipe 9 can be conveniently switched with the servo motor 20, so that the submersible pump 7 can be operated. It can not only pump the seawater outside the ballast tank 5 into the inner cavity of the ballast tank 5, but also pump out the seawater in the inner cavity of the ballast tank 5, thereby reducing the use cost of the ballast water system and reducing the overall weight of the device.

[0023] A second annular plate 46 is sleeved and fixed on the outer wall of the rotating shaft 16, and second blind holes 47 are symmetrically opened on the left and right sides of the second annular plate 46. A second locking rod 48 matching with the inner cavity of the second blind hole 47 on the left side is inserted, and the other end of the second locking rod 48 is fixedly connected to the left side wall of the inner cavity of the ballast tank 5. The second locking rod 48 is inserted into the inner cavity of the second blind hole 47 at different positions, thereby preventing the second square rod 43 from rotating.

[0024] Working principle: When the present invention is in use, when the weather is bad such as hail, the mooring system 2 can be used to pull the photovoltaic platform 1 to dive as a whole. At the same time, the submersible pump 7 and the servo motor 20 are started and the remote control valve 12 is opened. The submersible pump 7 works through the cooperation of the first water pipe 8, the second water pipe 9 and the fixed pipe 11 to filter the seawater through the filter screen 23 and then pump it into the ballast tank 5. By injecting water into the ballast tank 5, the photovoltaic platform 1 reaches a balanced state below the sea surface. In addition, the servo motor 20 drives the transmission gear 21 to rotate, the rotation of the transmission gear 21 drives the driven gear 35 to rotate, and the rotation of the driven gear 35 drives the square hole round tube 34 to rotate. The square hole round tube 34 rotates to drive the first square rod 33 to rotate, the first square rod 33 rotates to drive the transmission shaft 32 to rotate, and the meshing of the transmission bevel gear 31 and the driven bevel gear 30 drives the worm 28 to rotate, the worm 28 rotates to drive the worm wheel 26, the worm wheel 26 rotates to drive the rotating rod 25 to rotate, the rotating rod 25 rotates to drive the two scrapers 27 to rotate, so that the impurities attached to the filter screen 23 can be cleaned to improve the water flow efficiency of the fixed pipe 11, and after the photovoltaic platform 1 is below the sea surface, the mooring system 2 is always in a tensioned state to prevent the photovoltaic platform 1 from deflecting and floating. When the photovoltaic platform 1 rises, the mooring system 2 is System 2 releases the pulling force, and the photovoltaic platform 1 floats up by relying on the airbag tube 51 and its own buoyancy. At the same time, by starting the first electric telescopic rod 39, the first movable plate 19 is pushed to move horizontally to the right, and the square hole round tube 34 is separated from the first square rod 33, so that the square hole round tube 34 is sleeved on the second square rod 43. At the same time, the second electric telescopic rod 40 is started to pull the movable baffle 18 to move horizontally to the right, and the first water pipe 8 is pulled out of the inner cavity of the fixed pipe 11. Then, the servo motor 20 is started to drive the transmission gear 21 to rotate, and the rotation of the transmission gear 21 drives the driven gear 35 to rotate, and the rotation of the driven gear 35 drives the square hole round tube 34 to rotate. The square hole round tube 34 rotates and drives the second square rod 43 to rotate. The second square rod 43 rotates and drives the movable shaft 42 to rotate. The engagement of the active bevel gear 44 and the passive bevel gear 45 drives the rotating shaft 16 to rotate. The rotation of the rotating shaft 16 drives the top plate 15 to rotate, and drives the submersible pump 7 to rotate one hundred and eighty degrees, so that the positions of the first water pipe 8 and the second water pipe 9 can be swapped. Then, the second electric telescopic rod 40 is started to push the movable baffle 18 to move horizontally to the left and reset, and the second water pipe 9 is connected to the fixed pipe 11, so that the submersible pump 7 can pump out the seawater in the ballast tank 5 after resuming work, and raise the photovoltaic platform 1 to the specified height.

Claims

1. A controllable submersible and anti-deviating offshore photovoltaic power generation device, comprising a photovoltaic platform (1), a mooring system (2) arranged at the bottom of the photovoltaic platform (1), a liquid level sensor (13) and a photovoltaic panel group (4), characterized in that: The mooring system (2) comprises four fixed anchor piles (3), and the four fixed anchor piles (3) are respectively located at the four corners of the bottom of the photovoltaic platform (1); the photovoltaic panel group (4) is arranged at the middle position of the top of the photovoltaic platform (1), and the outer ring of the photovoltaic panel group (4) is provided with a protective mechanism; a ballast tank (5) is arranged on the photovoltaic platform (1), and a fixed pipe (11) is fixedly penetrated and fixed on the left side of the ballast tank (5) near the bottom, and a remote control valve (12) is arranged on the fixed pipe (11); a water collecting cylinder (22) sleeved on the outside of the fixed pipe (11) is fixedly connected to the left side of the ballast tank (5), and a filter screen (23) is fixedly connected to the inner cavity of the water collecting cylinder (22), and a cleaning mechanism is arranged on the left side of the filter screen (23); and a sealing shell (29) fixedly connected to the outer wall of the ballast tank (5) is arranged on the top of the water collecting cylinder (22). A slide groove is provided at the bottom of the inner cavity of the ballast tank (5) near the left side, and a circular slider matching the slide groove is slidably connected to the inner cavity of the slide groove, a circular plate (14) is fixedly connected to the top of the circular slider, and a submersible pump (7) is arranged on the top of the circular plate (14), and a first water pipe (8) and a second water pipe (9) matching the fixed pipe (11) are arranged on the left and right sides of the submersible pump (7), and a sealing ring (10) is fixedly sleeved on the first water pipe (8) and the second water pipe (9), and the other end of the first water pipe (8) is plugged into the inner cavity of the fixed pipe (11), and a traction mechanism is arranged on the top of the submersible pump (7), and a partition (6) is fixedly connected to the inner cavity of the ballast tank (5), and a liquid level sensor (13) is arranged on the left side of the inner cavity of the ballast tank (5), and the liquid level sensor (13) is located at the bottom of the partition (6).

2. According to claim 1, the anti-deviating offshore photovoltaic power generation device capable of controlling diving and lifting is characterized by: The protection mechanism comprises four hollow cylinders (49), and the four hollow cylinders (49) are respectively arranged at the four corners of the top of the photovoltaic platform (1); the four hollow cylinders (49) are fixedly connected to the same ventilation pipe (50), and the ventilation pipe (50) is equidistantly fixedly connected to a plurality of air bag cylinders (51); an inner cavity of one of the hollow cylinders (49) is provided with an air pump (53); one end of the ventilation pipe (50) is fixedly connected to the air outlet end of the air pump (53), and the other end of the ventilation pipe (50) is fixedly connected to the outer wall of an adjacent hollow cylinder (49); an air inlet end of the air pump (53) is fixedly connected to an air inlet pipe (54), and the other end of the air inlet pipe (54) penetrates the hollow cylinder (49) and extends to the outside of the hollow cylinder (49); a plurality of exhaust pipes (52) are arranged on the ventilation pipe (50), and each exhaust pipe (52) is provided with an electromagnetic control valve.

3. The anti-deviating offshore photovoltaic power generation device capable of controlling diving and lifting according to claim 2 is characterized in that: A plurality of the airbag tubes (51) are arranged in a rectangular array with the photovoltaic panel group (4) as the center.

4. The anti-deviating offshore photovoltaic power generation device capable of controlling diving and lifting according to claim 1 is characterized in that: The cleaning mechanism comprises a vertical plate (24), and the vertical plate (24) is located on the left side of the filter screen (23), the top and bottom of the vertical plate (24) are respectively fixedly connected to the top and bottom of the inner cavity of the water collecting cylinder (22), a rotating rod (25) is rotatably connected to the middle position of the right side of the vertical plate (24), and the right end of the rotating rod (25) is fixedly connected to two scrapers (27) distributed up and down, the two scrapers (27) are both arranged in close contact with the left side of the filter screen (23), and the rotating rod (25) is A worm wheel (26) is sleeved and fixed on the outer wall, and a worm (28) is meshed on the worm wheel (26). The bottom of the sealing shell (29) and the top of the water collecting cylinder (22) are both provided with a first through hole. The top of the worm (28) passes through the two first through holes, extends to the inner cavity of the sealing shell (29), and is fixedly connected to a driven bevel gear (30). The top of the driven bevel gear (30) is meshed with a transmission bevel gear (31), and a transmission bevel gear (31) is fixedly passed through the center of the upper circle of the transmission bevel gear (31). A driving shaft (32) is provided on the left side of the ballast tank (5) near the top, and one end of the driving shaft (32) passes through the inner cavity of the second hole and is fixedly connected to the first square rod (33). The other end of the driving shaft (32) is rotatably connected to the left side wall of the inner cavity of the sealing shell (29). A first electric telescopic rod (39) is provided on the top of the inner cavity of the ballast tank (5) near the left side, and the power end of the first electric telescopic rod (39) is fixedly connected to the first movable plate (19). A servo motor (20) is arranged on the right side of a movable plate (19), and a transmission gear (21) is fixedly connected to the power output end of the servo motor (20), a driven gear (35) is meshed at the bottom of the transmission gear (21), and a square hole round tube (34) is fixedly penetrated at the center of the driven gear (35), a first bearing is fixedly connected to the first movable plate (19), and the left end of the square hole round tube (34) penetrates the inner cavity of the first bearing and is sleeved on the outer side of the first square rod (33).

5. The anti-deviating offshore photovoltaic power generation device capable of controlling diving and lifting according to claim 4 is characterized in that: A movable baffle (18) is fitted on the bottom of the first movable plate (19), and a first locking rod (38) is fixedly connected to the left side of the movable baffle (18). A first annular plate (36) is sleeved and fixed to the outer wall of the transmission shaft (32), and two first blind holes (37) are opened on the left side of the first annular plate (36) and are symmetrical with the transmission shaft (32) as the axis of symmetry. A third through hole (37) matching the first locking rod (38) is opened on the left side of the ballast tank (5), and the other end of the first locking rod (38) passes through the inner cavity of the third through hole and extends to the inner cavity of the sealing shell (29).

6. The anti-deviating offshore photovoltaic power generation device capable of controlling diving and lifting according to claim 5, characterized in that: The traction mechanism comprises a top plate (15), and the top plate (15) is fixedly connected to the top of the submersible pump (7), the top of the top plate (15) is fixedly connected to a rotating shaft (16), a through groove (17) adapted to the rotating shaft (16) is provided on the partition (6) at the bottom of the movable baffle (18), a sealed bearing is fixedly connected to the movable baffle (18), and the top end of the rotating shaft (16) passes through the through groove (17) and the inner cavity of the sealed bearing and is fixedly connected to a passive bevel gear (45), and a gear (45) is provided near the right side of the inner cavity top of the ballast tank (5). A second electric telescopic rod (40) is provided, and the power end of the second electric telescopic rod (40) is fixedly connected to a second movable plate (41), the bottom of the second movable plate (41) is fixedly connected to the top of the movable baffle (18), the second movable plate (41) is fixedly connected to a second bearing, and the inner cavity of the second bearing is rotatably connected to a movable shaft (42), the outer wall of the movable shaft (42) is sleeved and fixed with an active bevel gear (44) meshing with a passive bevel gear (45), and the left end of the movable shaft (42) is fixedly connected to a second square rod (43).

7. The anti-deviating offshore photovoltaic power generation device capable of controlling diving and lifting according to claim 6, characterized in that: A second annular plate (46) is sleeved and fixed on the outer wall of the rotating shaft (16), and second blind holes (47) are symmetrically opened on the left and right sides of the second annular plate (46), and a second locking rod (48) matching with the second blind hole (47) is inserted into the inner cavity of the second blind hole (47) on the left side, and the other end of the second locking rod (48) is fixedly connected to the left side wall of the inner cavity of the ballast tank (5).

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