Distributed photovoltaic flexible adjusting device

Abstract

A distributed photovoltaic flexible adjusting device effectively solves the problems of high cost and difficulty in later maintenance, and comprises a rack, a plurality of rotating shafts are uniformly and rotatably connected in the rack, the rotating shafts are arranged in the front-back direction, a plurality of frames are fixed on the rotating shafts, photovoltaic panels are mounted in the frames, gears are coaxially fixed at the front ends of the rotating shafts, and the gears are arranged on the rotating shafts. A sliding groove is fixed to the machine frame, a rack meshed with the gear is connected into the sliding groove in a left-right sliding mode and located below the gear, a first cable is fixed to the left end of the rack, a first fixed pulley is installed on the left side of the sliding groove, and a winding drum located below the first fixed pulley is installed on the machine frame. A second cable is fixed to the right end of the rack, a second fixed pulley is installed on the right side of the sliding groove, a spring located below the second fixed pulley is installed on the machine frame, and the second cable is fixedly connected with the upper end of the spring through the second fixed pulley.

Description

Technical Field

[0001] The present invention belongs to the technical field of photovoltaic installation, and in particular relates to a distributed photovoltaic flexible adjustment device. Background Art

[0002] The bracket in the photovoltaic power generation assembly is used to support the solar panel in the solar photovoltaic power generation system. By adjusting its fasteners, the slope of the solar panel can adapt to different angles of light to improve the conversion efficiency of solar energy. Although the existing photovoltaic bracket that can automatically adjust the inclination angle of the solar panel can adjust the inclination angle of the photovoltaic assembly in time according to external environmental factors, it mainly completes the adjustment work through the cooperation of various sensors, which will lead to its complex structure and high cost, and increase the subsequent maintenance cost. Summary of the invention

[0003] In view of the above situation, in order to overcome the defects of the prior art, the purpose of the present invention is to provide a distributed photovoltaic flexible adjustment device, which effectively solves the problems of high cost and difficult maintenance in the later stage.

[0004] The technical solution to the technical problem is as follows: a frame is provided, a plurality of rotating shafts are connected to the frame for uniform rotation, the rotating shafts are arranged in the front and rear directions, a plurality of frames are fixed on the rotating shafts, a photovoltaic panel is installed in the frames, a gear is coaxially fixed to the front end of the rotating shaft, a sliding groove is fixed on the frame, a rack meshing with the gear is connected to the sliding groove for sliding left and right, and the rack is located below the gear; A first cable is fixed to the left end of the rack, a first fixed pulley is installed on the left side of the sliding groove, a drum is installed on the frame below the first fixed pulley, the first cable is wound around the drum via the first fixed pulley, a locking device is provided on the drum, a second cable is fixed to the right end of the rack, a second fixed pulley is installed on the right side of the sliding groove, a spring is installed on the frame below the second fixed pulley, and the second cable is fixedly connected to the upper end of the spring via the second fixed pulley.

[0005] Preferably, sliders are fixed to the front and rear ends of the rack, the sliders cooperate with the sliding grooves, and the sliders slide left and right in the sliding grooves.

[0006] Preferably, a support plate is fixed at the middle position of the frame, and the rotating shaft is rotatably connected to the support plate.

[0007] Preferably, a plurality of legs are evenly fixed below the frame.

[0008] Preferably, the locking device includes a worm gear, which is coaxially fixedly connected to the reel, a first bracket and a second bracket are fixed on the leg, the reel is rotatably connected to the first bracket, and a worm meshing with the worm gear is rotatably connected to the second bracket.

[0009] Preferably, a third bracket is fixed on the supporting leg, and the third bracket is fixedly connected to the lower end of the spring.

[0010] The present invention has the following advantages over traditional equipment: 1) The structure is ingenious. Through the gear rack structure, the rotation angle of the rotating shaft is controlled, and then the inclination angle of the photovoltaic panel is adjusted. It has good stability and is easy to adjust. 2) The first cable, the first fixed pulley, the drum, the second cable, the second fixed pulley and the spring structure are combined to rationally utilize the space. The first cable is wound by the drum to achieve the rack sliding to the left, and under the action of the spring, the rack slides to the right and resets. It has a flexible connection, good adjustment effect, low cost, and is convenient for later maintenance. 3) The worm gear structure has self-locking properties, effectively controls the movement of the drum, is conducive to the winding or release of the first cable, is easy to adjust, and is safe and stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the front view of the present invention.

[0012] Figure 2 It is a schematic diagram of the three-dimensional structure of the present invention.

[0013] Figure 3 yes Figure 2 A is a schematic diagram of a partial enlargement.

[0014] Figure 4 It is a schematic diagram of the three-dimensional structure of the rotating shaft and the gear in the present invention.

[0015] Figure numerals: 1. frame; 2. rotating shaft; 3. frame; 4. photovoltaic panel; 5. gear; 6. sliding groove; 7. rack; 8. first cable; 9. first fixed pulley; 10. drum; 11. second cable; 12. second fixed pulley; 13. spring; 14. slider; 15. support plate; 16. leg; 17. worm gear; 18. first bracket; 19. second bracket; 20. worm; 21. third bracket. DETAILED DESCRIPTION

[0016] The specific implementation modes of the present invention are further described in detail below in conjunction with the accompanying drawings.

[0017] Depend on Figures 1 to 4 A distributed photovoltaic flexible adjustment device is provided, comprising a frame 1, a plurality of rotating shafts 2 are connected to the frame 1 for uniform rotation, the rotating shafts 2 are arranged in the front-to-back direction, a plurality of frames 3 are fixed to the rotating shafts 2, a photovoltaic panel 4 is installed in the frames 3, a gear 5 is coaxially fixed to the front end of the rotating shaft 2, a sliding groove 6 is fixed to the frame 1, a rack 7 meshing with the gear 5 is connected to the sliding groove 6 for left-right sliding, and the rack 7 is located below the gear 5; A first cable 8 is fixed to the left end of the rack 7, a first fixed pulley 9 is installed on the left side of the sliding groove 6, a drum 10 located below the first fixed pulley 9 is installed on the frame 1, the first cable 8 is wound around the drum 10 via the first fixed pulley 9, and a locking device is provided on the drum 10, a second cable 11 is fixed to the right end of the rack 7, a second fixed pulley 12 is installed on the right side of the sliding groove 6, a spring 13 located below the second fixed pulley 12 is installed on the frame 1, and the second cable 11 is fixedly connected to the upper end of the spring 13 via the second fixed pulley 12.

[0018] In order to ensure the stability of the rack 7 sliding left and right in the sliding groove 6, sliders 14 are fixed to the front and rear ends of the rack 7. The slider 14 cooperates with the sliding groove 6 and slides left and right in the sliding groove 6.

[0019] In order to ensure the stability of the rotation of the rotating shaft 2 , a support plate 15 is fixed at the middle position of the frame 1 , and the rotating shaft 2 is rotatably connected to the support plate 15 .

[0020] A plurality of legs 16 are evenly fixed below the frame 1 .

[0021] The locking device includes a worm wheel 17 , which is coaxially fixedly connected to the reel 10 , a first bracket 18 and a second bracket 19 are fixed to the leg 16 , the reel 10 is rotatably connected to the first bracket 18 , and a worm 20 meshing with the worm wheel 17 is rotatably connected to the second bracket 19 .

[0022] A third bracket 21 is fixed on the supporting leg 16 , and the third bracket 21 is fixedly connected to the lower end of the spring 13 .

[0023] When the present invention is in use, a plurality of rotating shafts 2 are connected to the frame 1 for uniform rotation, a plurality of frames 3 are fixed on the rotating shaft 2, a photovoltaic panel 4 is installed in the frame 3, and a plurality of photovoltaic panels 4 are distributedly installed on the frame 1. When the photovoltaic panel 4 needs to adjust the tilt angle, the worm 20 is rotated, the worm 20 drives the worm wheel 17 to rotate, the worm wheel 17 drives the drum 10 to rotate coaxially, the first cable 8 is wound around the drum 10, the first cable 8 drives the rack 7 to slide to the left in the sliding groove 6 via the first fixed pulley 9, the rack 7 drives the second cable 11 to move to the left, and the second cable 11 drives the second fixed pulley 12 to drive the rack 7 to slide to the left in the sliding groove 6. The dynamic spring 13 is stretched upward, and when the rack 7 slides to the left, the rack 7 meshes with the gear 5, the rack 7 drives the gear 5 to rotate, the gear 5 drives the rotating shaft 2 to rotate, and the rotating shaft 2 drives the frame 3 and the photovoltaic panel 4 to rotate, thereby adjusting the inclination angle of the photovoltaic panel 4. The lead angle of the worm is less than the equivalent friction angle between the meshing gear teeth. The worm gear has self-locking properties. When the worm 20 stops rotating, the position of the worm wheel 17 and the drum 10 can be locked at any time to achieve the positioning of the inclination angle of the photovoltaic panel 4. The operation is simple, and under the action of the first cable 8 and the second cable 11, the flexible adjustment effect is good; The worm 20 is reversed, and the worm 20 drives the worm wheel 17 to reverse, and the worm wheel 17 drives the drum 10 to reverse, and the drum 10 releases the first cable 8. Under the reset action of the spring 13, the spring 13 pulls the second cable 11 downward, and the second cable 11 drives the rack 7 to slide rightward and reset via the second fixed pulley 12, and the rack 7 drives the gear 5 to reverse and reset, and the gear 5 drives the rotating shaft 2 to reverse, and then the photovoltaic panel 4 can be reversed and reset. The photovoltaic panel 4 is easy to adjust in forward and reverse directions, simple to operate, low in cost, and economical and practical.

[0024] This embodiment does not impose any formal limitation on the shape, material, structure, etc. of the present invention. Any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention shall fall within the protection scope of the technical solution of the present invention.

Claims

1. A distributed photovoltaic flexible adjustment device, characterized in that: The invention comprises a frame (1), wherein a plurality of rotating shafts (2) are connected to the frame (1) in a uniformly rotatable manner, the rotating shafts (2) are arranged in a front-to-back direction, a plurality of frames (3) are fixed to the rotating shafts (2), a photovoltaic panel (4) is installed in the frames (3), a gear (5) is coaxially fixed to the front end of the rotating shaft (2), a sliding groove (6) is fixed to the frame (1), a rack (7) meshing with the gear (5) is connected to the sliding groove (6) in a slidable manner to the left and right, and the rack (7) is located below the gear (5); A first cable (8) is fixed to the left end of the rack (7), a first fixed pulley (9) is installed on the left side of the sliding groove (6), a drum (10) located below the first fixed pulley (9) is installed on the frame (1), the first cable (8) is wound around the drum (10) via the first fixed pulley (9), a locking device is provided on the drum (10), a second cable (11) is fixed to the right end of the rack (7), a second fixed pulley (12) is installed on the right side of the sliding groove (6), a spring (13) located below the second fixed pulley (12) is installed on the frame (1), and the second cable (11) is fixedly connected to the upper end of the spring (13) via the second fixed pulley (12).

2. A distributed photovoltaic flexible adjustment device according to claim 1, characterized in that: Slide blocks (14) are fixed to the front and rear ends of the rack (7); the slide blocks (14) cooperate with the sliding groove (6); the slide blocks (14) slide left and right in the sliding groove (6).

3. A distributed photovoltaic flexible adjustment device according to claim 1, characterized in that: A support plate (15) is fixed at the middle position of the frame (1), and the rotating shaft (2) is rotatably connected to the support plate (15).

4. A distributed photovoltaic flexible adjustment device according to claim 1, characterized in that: A plurality of supporting legs (16) are evenly fixed below the frame (1).

5. A distributed photovoltaic flexible adjustment device according to claim 4, characterized in that: The locking device comprises a worm wheel (17), the worm wheel (17) is coaxially fixedly connected to the reel (10), a first bracket (18) and a second bracket (19) are fixed to the support leg (16), the reel (10) is rotatably connected to the first bracket (18), and a worm (20) meshing with the worm wheel (17) is rotatably connected to the second bracket (19).

6. A distributed photovoltaic flexible adjustment device according to claim 4, characterized in that: A third bracket (21) is fixed on the supporting leg (16), and the third bracket (21) is fixedly connected to the lower end of the spring (13).

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