CN115842505A - Photovoltaic automatic lifting device on water - Google Patents

Abstract

The invention discloses an automatic overwater photovoltaic lifting device which comprises a first support plate, wherein a first floating body is arranged at the bottom of the first support plate, a support frame is fixedly connected onto the first support plate, a square column is arranged in the support frame in a sliding mode, a threaded sleeve is vertically embedded in the square column, a sealing plate is fixedly connected into the support frame and is positioned below the square column, a first motor is fixedly connected to the bottom of an inner cavity of the support frame, an output shaft of the first motor penetrates through the sealing plate and is fixedly connected with a threaded rod matched with the threaded sleeve, and an anti-falling component is arranged, so that the contact range of a second floating body and the water surface can be automatically adjusted according to the lifting height of a photovoltaic plate, the photovoltaic plate can be adaptively adjusted and supported, the whole support structure can be expanded along with the upward movement of the photovoltaic plate, the whole lifting process can be automatically adjusted and controlled, the phenomenon that the top of the photovoltaic plate is overweight and toppled over due to the lifting of the photovoltaic plate is avoided, and the whole lifting device is more stable.

Description

A photovoltaic automatic lifting device on water

technical field

The invention relates to the technical field of photovoltaics on water, in particular to an automatic lifting device for photovoltaics on water.

Background technique

Photovoltaic, the abbreviation of solar photovoltaic power generation system, is a new type of power generation system that uses the photovoltaic effect of solar cell semiconductor materials to directly convert solar radiation energy into electrical energy. There are two modes of independent operation and grid-connected operation. At the same time , the classification of solar photovoltaic power generation systems, one is centralized, such as large-scale ground photovoltaic power generation systems in Northwest China; In addition, there is floating photovoltaic technology, which reduces the land occupation area.

In order to avoid submerging the photovoltaic panels when the water rises or when the tide is large, an automatic lifting device is generally installed on the photovoltaic panel. However, when the traditional automatic lifting device raises the photovoltaic panel, due to the increase in the overall height and the With a certain weight, the photovoltaic panel will shake during the lifting process, and in subsequent use, if the wind force increases, the lifting device will easily fall due to the top-heavy (top-heavy) and easily damage the photovoltaic panel. Users bring unnecessary economic losses, for this reason, a photovoltaic automatic lifting device on water is proposed.

Contents of the invention

The purpose of the present invention is to provide an automatic lifting device to solve the problem that when the traditional automatic lifting device raised in the above-mentioned background technology raises the photovoltaic panel, due to the improvement of the overall height and the certain weight of the photovoltaic panel, the photovoltaic panel will Shaking during the lifting process, and in the subsequent use, if the wind force increases, the lifting device will easily fall due to the heavy top (top-heavy).

In order to achieve the above object, the present invention provides the following technical solutions: a photovoltaic automatic lifting device on water, comprising a first support plate, a first floating body is arranged at the bottom of the first support plate, and the first support plate is fixedly connected to There is a support frame, a square column is slidingly arranged in the support frame, a threaded sleeve is vertically embedded in the square column, a sealing plate is fixedly connected in the support frame and the sealing plate is located under the square column, the The bottom of the inner cavity of the support frame is fixedly connected with the first motor, the output shaft of the first motor penetrates the sealing plate and is fixedly connected with the threaded rod used in conjunction with the threaded sleeve, and the top of the square column is rotatably equipped with a cylinder , a connection block is rotatably installed on the cylinder, a photovoltaic panel is fixedly connected to the side of the connection block away from the cylinder, a mounting seat is fixedly connected to the back of the cylinder, and a mounting seat is rotatably installed in the mounting seat The electric push rod and the piston rod of the electric push rod are rotatably installed on the photovoltaic board. The first supporting board is provided with an anti-dumping component used in conjunction with the photovoltaic board. The square column is provided with a Auxiliary components.

Preferably, the anti-dumping assembly includes an extension plate fixedly connected around the top of the square column surface, a telescopic frame is rotatably installed at the end of the extension plate away from the square column, and a T-shaped traction plate is slidably arranged in the telescopic frame, The end of the T-shaped traction plate away from the telescopic frame is movably connected with a second support plate, the bottom of the second support plate is provided with a second floating body, and the inner side of the bottom of the second support plate is attached to the support frame. A plurality of sets of first fixed plates are arranged around the top of the surface of the support frame, and a first fixed shaft is installed on the side where two adjacent groups of the first fixed plates are close to each other, and each set of the first fixed shafts Both of them are fixedly connected with first gears and the first gears are located on the side where two adjacent groups of first fixed plates are close to each other. The end of the first fixed shaft away from the first gears is fixedly connected with a first pulley. The bottom of the extension plate is fixedly connected with the first tooth plate used in conjunction with the first gear, and the side of the first tooth plate close to each other is slidably arranged on the support frame, and the bottom of the support frame surface is fixedly connected with the second tooth plate around the bottom. On the fixed plate, a second fixed shaft is rotatably installed on the second fixed plate, and two sets of second pulleys are sequentially fixedly connected to each set of the second fixed shaft, and the surface of the first pulley and one of the second sets of pulleys The surfaces of the pulleys are connected by a belt drive.

Preferably, the anti-dumping assembly further includes slide rails fixedly connected around the top of the first support plate, sides of the slide rails close to each other are fixedly connected to the support frame, and the top of the first support plate is symmetrical around A third fixed plate is provided, and a third fixed shaft is installed on the side where the adjacent two groups of the third fixed plates are close to each other, and each group of the third fixed shafts is fixedly connected with two groups of second gears. A moving plate is slidably arranged inside the slide rail, and multiple sets of first teeth are fixedly connected to the moving plate to cooperate with one set of second gears, and the inner side of another set of the second gears is meshed with a third gear. gear, the inner ring of the third gear is fixedly connected with a fourth fixed shaft, one end of the fourth fixed shaft is rotatably installed with a fourth fixed plate and the bottom of the fourth fixed plate is fixedly connected with the first support plate, The other end of the fourth fixed shaft is fixedly connected with a third pulley, and the surface of the third pulley is connected to the surface of another set of second pulleys through a belt drive, and one end of the moving plate is rotatably mounted on a second supporting plate .

Preferably, the auxiliary assembly includes a second motor fixedly connected to a set of extension plates on the right side, the output shaft of the second motor is fixedly connected to a fourth gear, and the two sets of extension plates are close to each other on one side A support bracket is fixedly connected, and a first auxiliary shaft is rotatably installed on the support bracket, and a fifth gear and a sixth gear are fixedly connected to the first auxiliary shaft in the up and down direction, and the fourth gear and the fifth gear Intermeshing with each other, the extension plate on the back is rotatably equipped with a second auxiliary shaft, and the second auxiliary shaft is fixedly connected with the seventh gear and the eighth gear in sequence along the up and down direction, and the eighth gear and the sixth gear meshed with each other, the surface of the cylinder is evenly and fixedly connected with multiple sets of second teeth that are used in conjunction with the seventh gear.

Preferably, the diameter of the fourth gear is smaller than that of the fifth gear, the diameter of the sixth gear is smaller than that of the eighth gear, and the diameter of the seventh gear is smaller than that of the cylinder.

Preferably, the inner side of the top of the moving plate is fixedly connected with a blocking plate used in cooperation with the third fixed plate, and the bottom of the blocking plate is slidably arranged on the slide rail.

Preferably, the four corners of the top of the first support board are fixedly connected with installation rods, and the end of the installation rod away from the first support board is provided with a warning light, and the flashing interval of the warning light is 10 seconds.

Preferably, a traction wire rope is provided at the bottom of the first support plate, and an auxiliary pressing block is provided at the end of the traction steel rope away from the first support plate.

Compared with prior art, the beneficial effect of the present invention is:

In the present invention, by setting the anti-dumping assembly, the extension plate, the telescopic frame, the T-shaped traction plate, the second support plate, the second floating body, the slide rail and the design of the moving plate, the support structure can be formed, which is convenient for the first support plate It is supported with its upper parts, which improves the stability of the photovoltaic panel. At the same time, when the first motor drives the square column and the photovoltaic panel to move, it will synchronously drive the first tooth plate and the telescopic frame to move upward, so that it can be used for the first gear. The rotation provides the driving source, and then with the assistance of the first pulley, the second pulley, the third pulley and the third gear, the second gear can be driven to rotate in the opposite direction, so that the four groups can be driven to move with the cooperation of the first teeth The plates move outward at the same time, which is convenient for pushing the second support plate to move outward smoothly during the continuous extension of the telescopic frame and the T-shaped traction plate, so as to automatically adjust the contact between the second floating body and the water surface according to the rising height of the photovoltaic panel range, so that the photovoltaic panel can be adaptively adjusted and supported, so that the entire support structure can be expanded following the upward movement of the photovoltaic panel, and the entire lifting process is automatically regulated to avoid the top being overweight and dumped due to the rising of the photovoltaic panel. The whole lifting device is more stable.

Description of drawings

Fig. 1 is the structural representation of a kind of water photovoltaic automatic lifting device of the present invention;

Fig. 2 is the enlarged structure diagram of place A in Fig. 1;

Fig. 3 is a rear view of the structure of a photovoltaic automatic lifting device on water according to the present invention;

Fig. 4 is a structural bottom view of a photovoltaic automatic lifting device on water according to the present invention;

Fig. 5 is a partial top view of the structure of a photovoltaic automatic lifting device on water according to the present invention;

Fig. 6 is a partial bottom view of the structure of a photovoltaic automatic lifting device on water according to the present invention;

Fig. 7 is the structure explosion diagram of slide rail and moving plate of the present invention;

Fig. 8 is a cross-sectional view of the structure of the support frame of the present invention.

In the figure: 1. The first support plate; 2. The first floating body; 3. Support frame; 4. Square column; 5. Cylinder; 6. Connecting block; 7. Photovoltaic panel; 8. Mounting base; Push rod; 10, sealing plate; 11, first motor; 12, threaded rod; 13, threaded sleeve; 14, extension plate; 15, telescopic frame; 16, T-shaped traction plate; 17, second support plate; 18 , the second floating body; 19, warning light; 20, the first tooth plate; 21, the first fixed plate; 22, the first fixed shaft; 23, the first gear; 24, the first pulley; 25, the second fixed plate 26, the second fixed shaft; 27, the second pulley; 28, the slide rail; 29, the moving plate; 30, the first teeth; 31, the third fixed plate; 32, the third fixed shaft; 33, the second gear ; 34, the fourth fixed plate; 35, the fourth fixed shaft; 36, the third gear; 37, the third pulley; 38, traction wire rope; 39, auxiliary pressing block; 40, support bracket; 41, the second motor; 42 , the fourth gear; 43, the fifth gear; 44, the sixth gear; 45, the seventh gear; 46, the eighth gear; 47, the second tooth; 48, the blocking plate.

Implementation

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Example

Please refer to Fig. 1-Fig. 8, the present invention provides a technical solution: a photovoltaic automatic lifting device on water, including a first support board 1, a first floating body 2 is arranged at the bottom of the first support board 1, and the first support board 1 is fixedly connected with a support frame 3, a square column 4 is slidably arranged in the support frame 3, and a threaded sleeve 13 is vertically embedded in the square column 4, and a sealing plate 10 is fixedly connected with the support frame 3 and the sealing plate 10 is located in the square Below the column 4, the bottom of the inner cavity of the support frame 3 is fixedly connected with the first motor 11, the output shaft of the first motor 11 runs through the sealing plate 10 and is fixedly connected with the threaded rod 12 used in conjunction with the threaded sleeve 13, and the square column 4 The top of the cylinder 5 is rotatably equipped with a cylinder 5, and a connection block 6 is rotatably installed on the cylinder 5. The side of the connection block 6 away from the cylinder 5 is fixedly connected with a photovoltaic panel 7, and the back of the cylinder 5 is fixedly connected with a mounting seat 8. An electric push rod 9 is rotatably installed in the mounting seat 8, and the piston rod of the electric push rod 9 is rotatably mounted on the photovoltaic panel 7, and an anti-dumping assembly used in conjunction with the photovoltaic panel 7 is arranged on the first support plate 1, through The anti-dumping component is set to facilitate automatic adjustment of the contact range between the second floating body 18 and the water surface according to the rising height of the photovoltaic panel 7, so that the photovoltaic panel 7 can be adaptively adjusted and supported, so that the entire support structure can follow the upper surface of the photovoltaic panel 7. Move and expand, and the entire lifting process is automatically regulated to avoid the top being too heavy and dumped due to the rise of the photovoltaic panel 7, so that the overall lifting device is more stable. The square column 4 is provided with auxiliary components used in conjunction with the photovoltaic panel 7 .

Example

Please refer to Fig. 1-Fig. 8, the present invention provides a technical solution: a photovoltaic automatic lifting device on water, including a first support board 1, a first floating body 2 is arranged at the bottom of the first support board 1, and the first support board 1 is fixedly connected with a support frame 3, a square column 4 is slidably arranged in the support frame 3, and a threaded sleeve 13 is vertically embedded in the square column 4, and a sealing plate 10 is fixedly connected with the support frame 3 and the sealing plate 10 is located in the square Below the column 4, the bottom of the inner cavity of the support frame 3 is fixedly connected with the first motor 11, the output shaft of the first motor 11 runs through the sealing plate 10 and is fixedly connected with the threaded rod 12 used in conjunction with the threaded sleeve 13, and the square column 4 A cylinder 5 is rotatably installed on the top of the cylinder 5, and a connection block 6 is rotatably installed on the cylinder 5. The side of the connection block 6 away from the cylinder 5 is fixedly connected with a photovoltaic panel 7, and the four corners of the top of the first support plate 1 are fixedly connected. There is a mounting rod, and the end of the mounting rod far away from the first support plate 1 is provided with a warning light 19. The flashing interval of the warning light 19 is 10 seconds. The design of the warning light 19 can warn foreign ships and the like to avoid hitting the device and damage it. Photovoltaic panel 7, the back of cylinder 5 is fixedly connected with mounting seat 8, and electric push rod 9 is installed in the mounting seat 8 and the piston rod of electric push rod 9 is rotatably installed on photovoltaic panel 7, and the first support plate 1 The bottom of the bottom is provided with a traction wire rope 38, and the end of the traction wire rope 38 away from the first support plate 1 is provided with an auxiliary briquetting block 39. The design of the traction wire rope 38 and the auxiliary briquetting block 39 can position the device so that the center of gravity of the device in the water can be adjusted It is more stable and avoids rollover. The first support plate 1 is provided with an anti-dumping component used in conjunction with the photovoltaic panel 7. The anti-dumping component includes an extension plate 14 fixedly connected to the top of the square column 4. The extension plate 14 is far away from the square column. One end of 4 is rotatably equipped with a telescopic frame 15, and a T-shaped traction plate 16 is slidably arranged in the telescopic frame 15, and the end of the T-shaped traction plate 16 away from the telescopic frame 15 is movably connected with a second support plate 17, and the second support plate 17 The bottom is provided with a second floating body 18, and the inner side of the bottom of the second support plate 17 is attached to the supporting frame 3. There are multiple sets of first fixing plates 21 arranged around the top of the supporting frame 3 surface, and two groups of adjacent first fixing plates 21 are arranged. The sides of the plates 21 that are close to each other are rotatably equipped with first fixed shafts 22, and each set of first fixed shafts 22 is fixedly connected with a first gear 23, and the first gears 23 are located in two adjacent groups of first fixed plates 21 that are close to each other. On one side of the first fixed shaft 22, the end away from the first gear 23 is fixedly connected with the first pulley 24, and the bottom of each set of extension plates 14 is fixedly connected with the first gear plate 20 used in conjunction with the first gear 23 and the second The sides of a tooth plate 20 close to each other are slidably arranged on the support frame 3, and a second fixed plate 25 is fixedly connected around the bottom of the surface of the support frame 3, and a second fixed shaft 26 is rotatably mounted on the second fixed plate 25. All the second fixed shafts 26 of each group are fixedly connected with two groups of second pulleys 27 in sequence and the surface of the first pulley 24 and the surface of one of the second pulleys 27 are connected by belt transmission. The slide rails 28 around the top of a board 1, the sides of the slide rails 28 that are close to each other are fixedly connected to the support frame 3, and the third fixed board 31 is symmetrically arranged around the top of the first support board 1, and the adjacent two groups of the first The side rotation of three fixed plates 31 close to each other is equipped with a third fixed shaft 32, and each group of third fixed shafts 32 is fixedly connected with two groups of second gears 33, and the slide rail 28 is slidingly provided with a moving plate 29 to move The plate 29 is fixedly connected with multiple sets of first teeth 30 used in conjunction with one set of second gears 33, and the inner side of another set of second gears 33 is meshed with a third gear 36, and the inner ring of the third gear 36 is fixedly connected There is a fourth fixed shaft 35, one end of the fourth fixed shaft 35 is rotatably equipped with a fourth fixed plate 34 and the bottom of the fourth fixed plate 34 is fixedly connected to the first support plate 1, and the other end of the fourth fixed shaft 35 is fixed A third pulley 37 is connected and the surface of the third pulley 37 is connected to the surface of another group of second pulleys 27 through a belt transmission. One end of the moving plate 29 is rotated and installed on the second support plate 17. By setting the anti-dumping assembly, It is convenient to automatically adjust the contact range between the second floating body 18 and the water surface according to the rising height of the photovoltaic panel 7, so that the photovoltaic panel 7 can be adaptively adjusted and supported, so that the entire support structure can follow the upward movement of the photovoltaic panel 7 and expand, and The entire lifting process is automatically regulated throughout to avoid the top being overweight and toppling over due to the rise of the photovoltaic panel 7, making the overall lifting device more stable. The inner side of the top of the moving plate 29 is fixedly connected with a blocking plate used in conjunction with the third fixed plate 31 48 and the bottom of the blocking plate 48 is slidingly arranged on the slide rail 28. The design of the blocking plate 48 can slide and limit the moving plate 29 to prevent the moving plate 29 from completely breaking away from the sliding rail 28, so that the whole device can run stably. 4 is provided with an auxiliary assembly used in conjunction with the photovoltaic panel 7, the auxiliary assembly includes a second motor 41 fixedly connected to a set of extension plates 14 on the right side, the output shaft of the second motor 41 is fixedly connected with a fourth gear 42, wherein Two sets of extension plates 14 are fixedly connected with a support bracket 40 on one side close to each other, and a first auxiliary shaft is rotatably installed on the support bracket 40, and a fifth gear 43 and a sixth gear 43 are fixedly connected to the first auxiliary shaft in sequence along the up and down direction. The gear 44, the fourth gear 42 and the fifth gear 43 are meshed with each other, and a second auxiliary shaft is rotatably installed on a set of extension plates 14 on the back, and the seventh gear 45 and the seventh gear 45 are fixedly connected to the second auxiliary shaft in sequence along the up and down direction. Eight gears 46, the eighth gear 46 and the sixth gear 44 mesh with each other, the surface of the cylinder 5 is evenly fixedly connected with multiple groups of second teeth 47 used in conjunction with the seventh gear 45, and the diameter of the fourth gear 42 is smaller than that of the fifth gear. The diameter of the gear 43, the diameter of the sixth gear 44 is smaller than the diameter of the eighth gear 46, the diameter of the seventh gear 45 is smaller than the diameter of the cylinder 5, by setting auxiliary components, the second motor 41 is used to provide the driving source, and the fourth gear is used to provide the driving source. The diameter difference between the gear 42, the fifth gear 43, the sixth gear 44, the seventh gear 45, the eighth gear 46 and the cylinder 5 can adjust the rotation speed of the cylinder 5, and cooperate with the electric push rod 9 to pair the photovoltaic panel 7 The adjustment of the angle can make the cylinder 5 drive the photovoltaic panel 7 to slowly follow the movement of the sun and rotate, so that the photovoltaic panel 7 can always contact the sunlight, which is convenient to improve the absorption and conversion efficiency of solar energy. The first motor 11, the second motor 41 and Electric push rod 9 all adopts external controller control.

Working principle: the extension plate 14, the telescopic frame 15, the T-shaped traction plate 16, the second support plate 17, the second floating body 18, the slide rail 28 and the moving plate 29 can form a support structure, which is suitable for the first support plate 1 and other The support of the upper part improves the stability of the photovoltaic panel 7. When the water level rises or the tide is large, the photovoltaic panel 7 needs to be moved up to avoid wetting the photovoltaic panel 7. At this time, the user controls the first The motor 11 is turned on, and now the first motor 11 can drive the threaded rod 12 to rotate. At this time, the threaded butt joint of the threaded rod 12 and the threaded sleeve 13 can be used to move the threaded sleeve 13 and the square column 4 stably, thereby driving The cylinder 5 and the photovoltaic panel 7 move up steadily;

When the square column 4 moves up, it will synchronously drive the first gear plate 20 and the telescopic frame 15 to move up, thereby providing a driving source for the rotation of the first gear 23, and then driving the first pulley 24 to rotate. Under the assistance of two belt pulleys 27, the third belt pulley 37 and the third gear 36 can be driven to rotate. At this time, the engagement of the third gear 36 and the second gear 33 can be used to change the direction of the two groups of second gears 33, so that the second gear 33 can be rotated. Under the cooperation of the first teeth 30, the second gear 33 can drive four sets of moving plates 29 to move outwards simultaneously, so that the second support plate 17 can be pushed when the telescopic frame 15 and the T-shaped traction plate 16 are continuously extended. Moving outward smoothly is convenient to automatically adjust the contact range between the second floating body 18 and the water surface according to the rising height of the photovoltaic panel 7, so that the photovoltaic panel 7 can be adaptively adjusted and supported, so that the entire support structure can follow the upper surface of the photovoltaic panel 7 Move and expand, and the entire lifting process is automatically regulated to avoid the top being too heavy and dumped due to the rise of the photovoltaic panel 7, making the overall lifting device more stable;

At the same time, with the assistance of the second motor 41, the fourth gear 42 can be driven to rotate, thereby driving the fifth gear 43, the sixth gear 44, the seventh gear 45 and the eighth gear 46 to rotate, and then the second gear can be rotated. Under the assistance of 47, can drive cylinder 5 to rotate, utilize the diameter difference of the 4th gear 42, the 5th gear 43, the 6th gear 44, the 7th gear 45, the 8th gear 46 and cylinder 5 simultaneously, can rotate The rotation speed of the cylinder 5 is adjusted, and the electric push rod 9 can adjust the angle of the photovoltaic panel 7 according to the needs, so that the cylinder 5 can drive the photovoltaic panel 7 to slowly follow the movement of the sun and rotate, so that the photovoltaic panel 7 can always touch the sun Light, improve the absorption and conversion efficiency of solar energy.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (8)

1. The utility model provides a photovoltaic automatic lifting device on water, includes first panel (1), its characterized in that: a first floating body (2) is arranged at the bottom of the first supporting plate (1), the first supporting plate (1) is fixedly connected with a supporting frame (3), a square column (4) is arranged in the supporting frame (3) in a sliding manner, a threaded sleeve (13) is vertically embedded in the square column (4), a sealing plate (10) is fixedly connected in the supporting frame (3), the sealing plate (10) is positioned below the square column (4), the bottom of the inner cavity of the supporting frame (3) is fixedly connected with a first motor (11), an output shaft of the first motor (11) penetrates through the sealing plate (10) and is fixedly connected with a threaded rod (12) matched with the threaded sleeve (13) for use, the top end of the square column (4) is rotatably provided with a cylinder (5), the cylinder (5) is rotatably provided with a connecting block (6), one side of the connecting block (6) far away from the cylinder (5) is fixedly connected with a photovoltaic panel (7), the back of the cylinder (5) is fixedly connected with a mounting seat (8), the mounting seat (8) is rotationally provided with an electric push rod (9) and a piston rod of the electric push rod (9) is rotationally arranged on the photovoltaic panel (7), an anti-toppling assembly matched with the photovoltaic panel (7) is arranged on the first supporting plate (1), and an auxiliary assembly matched with the photovoltaic panel (7) for use is arranged on the square column (4).

2. The automatic photovoltaic lifting device on water of claim 1, characterized in that: the anti-toppling assembly comprises extension plates (14) fixedly connected to the periphery of the top of the surface of a square column (4), a telescopic frame (15) is installed at one end, far away from the square column (4), of each extension plate (14) in a rotating mode, a T-shaped traction plate (16) is arranged in each telescopic frame (15) in a sliding mode, one end, far away from the telescopic frame (15), of each T-shaped traction plate (16) is movably connected with a second support plate (17), the bottom of each second support plate (17) is provided with a second floating body (18), the inner side of the bottom of each second support plate (17) is attached to a support frame (3), multiple groups of first fixing plates (21) are arranged on the periphery of the top of the surface of the support frame (3), two adjacent groups of first fixing plates (21) are rotatably installed on one side, close to each other, each group of first fixing plates (21) are fixedly connected with first gears (23), each first gear wheels (23) are located on one side, close to each other, of one ends, far away from the first gears (23), of the first fixing shafts (22) are fixedly connected with first belt wheels (24), and the first toothed plates (23), and the first toothed plates (20) are matched with each other on one side, of each group of each first toothed plate (20), all fixedly connected with second fixed plate (25) around carriage (3) surface bottom, rotate on second fixed plate (25) and installed second fixed axle (26), every group all the surface of two sets of second belt pulleys (27) of fixedly connected with and first belt pulley (24) in proper order and the surface of one of them a set of second belt pulley (27) are connected through belt transmission on second fixed axle (26).

3. The automatic photovoltaic lifting device on water of claim 2, characterized in that: the anti-toppling component also comprises a slide rail (28) fixedly connected to the periphery of the top of the first support plate (1), one sides of the slide rails (28) close to each other are fixedly connected on the supporting frame (3), third fixing plates (31) are symmetrically arranged on the periphery of the top of the first supporting plate (1), a third fixing shaft (32) is rotatably arranged on one side, close to each other, of each two adjacent groups of third fixing plates (31), two groups of second gears (33) are fixedly connected to each group of third fixing shafts (32), a moving plate (29) is arranged in the sliding rail (28) in a sliding manner, a plurality of groups of first teeth (30) matched with one group of second gears (33) for use are fixedly connected to the moving plate (29), a third gear (36) is meshed with the inner side of the other group of the second gears (33), the inner ring of the third gear (36) is fixedly connected with a fourth fixed shaft (35), one end of the fourth fixed shaft (35) is rotatably provided with a fourth fixed plate (34), the bottom of the fourth fixed plate (34) is fixedly connected to the first supporting plate (1), the other end of the fourth fixed shaft (35) is fixedly connected with a third belt pulley (37), the surface of the third belt pulley (37) is in transmission connection with the surface of the other group of second belt pulleys (27) through a belt, one end of the moving plate (29) is rotatably arranged on the second support plate (17).

4. The automatic photovoltaic lifting device on water of claim 1, characterized in that: the auxiliary assembly comprises a second motor (41) fixedly connected to a set of extension plate (14) on the right side, an output shaft of the second motor (41) is fixedly connected with a fourth gear (42), the extension plate (14) is close to a support bracket (40) in one side fixedly connected with, a first auxiliary shaft is installed on the support bracket (40) in a rotating mode, a fifth gear (43) and a sixth gear (44) are sequentially and fixedly connected to the first auxiliary shaft in the up-down direction, the fourth gear (42) is meshed with the fifth gear (43), the back of the extension plate (14) is a set, a second auxiliary shaft is installed on the extension plate (14) in a rotating mode, a seventh gear (45) and an eighth gear (46) are sequentially and fixedly connected to the second auxiliary shaft in the up-down direction, the eighth gear (46) is meshed with the sixth gear (44), and a plurality of second teeth (47) matched with the seventh gear (45) in use are uniformly and fixedly connected to the surface of the cylinder (5).

5. The automatic photovoltaic lifting device on water of claim 4, characterized in that: the diameter of the fourth gear (42) is smaller than that of the fifth gear (43), the diameter of the sixth gear (44) is smaller than that of the eighth gear (46), and the diameter of the seventh gear (45) is smaller than that of the cylinder (5).

6. The automatic photovoltaic lifting device on water of claim 3, characterized in that: the inner side of the top of the moving plate (29) is fixedly connected with a blocking plate (48) matched with the third fixing plate (31) and the bottom of the blocking plate (48) is arranged on the sliding rail (28) in a sliding mode.

7. The automatic photovoltaic lifting device on water of claim 1, characterized in that: the equal fixedly connected with installation pole in four corners at first support plate (1) top, and the one end that first support plate (1) was kept away from to the installation pole is provided with warning light (19), the scintillation interval of warning light (19) is 10 seconds.

8. The automatic photovoltaic lifting device on water of claim 1, characterized in that: a traction steel wire rope (38) is arranged at the bottom of the first supporting plate (1), and an auxiliary pressing block (39) is arranged at one end, far away from the first supporting plate (1), of the traction steel wire rope (38).

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