A photovoltaic power generation device

Abstract

The application discloses a photovoltaic power generation device and relates to the technical field of photovoltaic power generation. The device comprises a support frame, a connecting frame fixedly arranged on the top of the support frame, a fixed frame fixedly arranged on the top of the connecting frame, a photovoltaic panel arranged in the fixed frame, a limiting block rotatably arranged on the surface of the fixed frame, a driving motor fixedly arranged on the surface of the support frame, a connecting rod fixedly arranged on the output end of the driving motor, a protective cover rotatably arranged on the surface of the connecting rod, a pulley frame fixedly arranged on the surface of the fixed frame, a short plate fixedly arranged on the surface of the protective cover, a sliding rail fixedly arranged on the surface of the fixed frame, and an elastic telescopic rod slidingly arranged on the inner wall of the sliding rail. The photovoltaic panel is covered by rotating the protective cover upwards, so that the snow and water generated in rainy and snowy weather cannot cover the photovoltaic panel, and the service life of the photovoltaic panel is prolonged.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of photovoltaic power generation, in particular to a photovoltaic power generation device. BACKGROUND

[0002] There are also certain safety hazards in the installation and maintenance process of photovoltaic panels. For example, dust, bird droppings, leaves, hail and other debris can cover the photovoltaic panels, hindering light penetration and reducing power generation efficiency. At the same time, these problems can also cause the local temperature of the photovoltaic panels to be too high, accelerating aging.

[0003] The patent with patent announcement number CN221948108U relates to the technical field of photovoltaic power generation device protection structure, and involves: a photovoltaic power generation device protection structure, which includes a protection box, a flip cover assembly and a remote controller. The upper end of the protection box is provided with the flip cover assembly. The remote controller is arranged on one side of the protection box, and the shell of the remote controller is fixedly connected with the shell of the protection box. The output end of the cylinder is connected with the telescopic rod, which is extended to push the flip cover connecting block and the flip cover assembly connected thereto to rotate around the axis connected by the connecting piece, so that the irradiation surface of the photovoltaic power generation panel of the flip cover assembly faces downward and covers the photovoltaic power generation panel above the shell. The two photovoltaic power generation panels are protected by the protection plate, effectively improving the protection performance, to solve the problem that the existing photovoltaic power generation device is easily damaged in harsh environments, causing the service life of the photovoltaic panel to decrease, the maintenance cost to be high, the protection difficulty to be great and the operation to be not timely.

[0004] In the above-mentioned patent, the output end of the cylinder is connected with the telescopic rod, which is extended to push the flip cover connecting block and the flip cover assembly connected thereto to rotate around the axis connected by the connecting piece, so that the irradiation surface of the photovoltaic power generation panel of the flip cover assembly faces downward and covers the photovoltaic power generation panel above the shell. The two photovoltaic power generation panels are protected by the protection plate, effectively improving the protection performance, to solve the problem that the existing photovoltaic power generation device is easily damaged in harsh environments, causing the service life of the photovoltaic panel to decrease, the maintenance cost to be high, the protection difficulty to be great and the operation to be not timely. However, the impurities adhering to the photovoltaic panel are difficult to effectively treat, which may cause the power generation efficiency to decrease for a long time. SUMMARY

[0005] In view of the deficiencies of the prior art, the present application provides a photovoltaic power generation device to solve the problems raised in the background art.

[0006] In order to achieve the above object, the present application is realized by the following technical scheme: a photovoltaic power generation device, comprising: a support frame, a connecting frame is fixedly installed at the top of the support frame, a fixed frame is fixedly installed at the top of the connecting frame, a photovoltaic panel is arranged in the fixed frame, a limiting block is rotatably installed on the surface of the fixed frame, a driving motor is fixedly installed on the surface of the support frame, a connecting rod is fixedly installed at the output end of the driving motor, a protective cover is rotatably installed on the surface of the connecting rod, a pulley frame is fixedly installed on the surface of the fixed frame, a short plate is fixedly installed on the surface of the protective cover, a sliding rail is fixedly installed on the surface of the fixed frame, an elastic telescopic rod is slidably installed in the inner wall of the sliding rail, a cleaning brush is fixedly installed at the free end of the elastic telescopic rod, a rotating block is rotatably installed at the free end of the elastic telescopic rod, a fixed block is fixedly installed at the free end of the elastic telescopic rod, a connecting block is fixedly installed on the surface of the sliding rail, an arc-shaped block is fixedly installed at the top of the connecting block, the driving motor is started to move towards the limiting block, and the output end of the driving motor moves towards the limiting block, which drives the connecting rod to move towards the limiting block.

[0007] According to the above technical scheme, a spring is arranged between the sliding rail and the elastic telescopic rod, the elastic telescopic rod is reset by the spring, and the cleaning brush is in contact with the surface of the photovoltaic panel.

[0008] According to the above technical scheme, the protective cover is provided with a supporting device for supporting equipment and an anti-shaking device for preventing the photovoltaic panel from shaking, the supporting device comprises a sliding plate, a pull plate, a rotating plate, a connecting pull rod and a fixed plate, the sliding plate moves towards the limiting block by moving the protective cover towards the limiting block, the sliding plate contacts the pulley frame during the movement towards the limiting block, the sliding plate is slidably installed on the inner wall of the protective cover, the pull plate is fixedly installed on the surface of the sliding plate, the rotating plate is rotatably installed on the inner wall of the protective cover, the connecting pull rod is fixedly installed on the surface of the pull plate, and the fixed plate is fixedly installed on the surface of the rotating plate.

[0009] According to the above technical scheme, a rotating plate is rotatably installed on the surface of the sliding plate, a sliding seat is slidably installed on the inner wall of the protective cover, one end of the rotating plate away from the sliding plate is rotatably installed in the inner wall of the sliding seat, a supporting plate is slidably installed on the surface of the connecting frame, the rotating plate rotates when the sliding plate moves towards the inner wall of the protective cover, the sliding seat moves upwards when the rotating plate rotates, and the supporting plate moves upwards when the sliding seat moves upwards.

[0010] According to the technical scheme, the second spring is arranged between the sliding plate and the protective cover, the first torsion spring is arranged between the rotating plate and the protective cover, the third spring is arranged between the protective cover and the sliding seat, and the fourth spring is arranged between the connecting frame and the supporting plate.

[0011] According to the technical scheme, the anti-shaking device comprises an L-shaped plate, a trapezoidal block and a limiting plate, the L-shaped plate is driven to move upwards by the upward movement of the supporting plate, the upward movement of the L-shaped plate limits the photovoltaic panel, prevents the limiting block from being suddenly opened, and causes damage to the photovoltaic panel, and meanwhile, the upward movement of the L-shaped plate pushes the trapezoidal block to move towards the limiting block, the L-shaped plate is fixedly installed on the surface of the supporting plate, the trapezoidal block is slidably installed on the surface of the photovoltaic panel, and the limiting plate is fixedly installed on the surface of the trapezoidal block.

[0012] According to the technical scheme, the concave groove is formed in the inner wall of the supporting plate, the square plate is fixedly installed on the inner wall of the concave groove, the trapezoidal sliding plate is slidably installed at the bottom of the fixed frame, the U-shaped rod is fixedly installed on the surface of the trapezoidal sliding plate, the push plate is fixedly installed at the end, away from the trapezoidal sliding plate, of the U-shaped rod, and the U-shaped rod moves away from the square plate, so that the push plate moves towards the photovoltaic panel.

[0013] According to the technical scheme, the fifth spring is arranged between the trapezoidal block and the photovoltaic panel, the sixth spring is arranged between the fixed frame and the trapezoidal sliding plate, and the trapezoidal block is reset by the fifth spring and the trapezoidal sliding plate is reset by the sixth spring.

[0014] The application provides a photovoltaic power generation device.

[0015] (1) The protective cover is rotated upwards by the pulley frame, the photovoltaic panel is covered by the upward rotation of the protective cover, the snow and water generated in the rainy and snowy weather are prevented from covering the photovoltaic panel, the service life of the photovoltaic panel is prolonged, the arc-shaped block pushes the rotating block to move upwards, the impurities adhered to the cleaning brush are shaken down by the vibration generated by the upward and downward movement of the rotating block, and the subsequent cleaning is prevented from being affected.

[0016] (2) The photovoltaic panel is completely covered by the downward rotation of the rotating plate, the protection effect is improved, the rotating plate is rotated by the movement of the sliding plate towards the inner wall of the protective cover, the sliding seat is moved upwards by the rotation of the rotating plate, the supporting plate is moved upwards by the upward movement of the sliding seat, the bottom of the fixed frame is supported by the upward movement of the supporting plate, and the stability of the equipment is improved.

[0017] (3) In this invention, the upward movement of the support plate drives the upward movement of the L-shaped plate. The upward movement of the L-shaped plate will limit the photovoltaic panel and prevent the limit block from being suddenly opened, which would cause damage to the photovoltaic panel. At the same time, the upward movement of the L-shaped plate will push the trapezoidal block to move closer to the limit block. The movement of the trapezoidal block to move closer to the limit block will drive the trapezoidal block of the limit plate to move closer to the limit block. The limit plate limits the limit block and prevents the operator from accidentally rotating the limit block, which would cause the photovoltaic panel to lose support. The push plate pushes the photovoltaic panel to make close contact with the fixed frame, preventing the photovoltaic panel from shaking inside the fixed frame and affecting the service life of the photovoltaic panel. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of the present invention;

[0019] Figure 2 This is a schematic diagram of the bottom structure of the support frame of the present invention;

[0020] Figure 3 This is a schematic diagram of the slide rail and elastic telescopic rod structure of the present invention;

[0021] Figure 4 For the present invention Figure 3 Enlarged schematic diagram of section A in the middle;

[0022] Figure 5 This is a schematic diagram of the cross-sectional structure of the protective cover of the present invention;

[0023] Figure 6 For the present invention Figure 5 Enlarged schematic diagram of section B;

[0024] Figure 7 This is a schematic diagram of the cross-sectional structure of the fixed frame of the present invention.

[0025] In the diagram: 1. Support frame; 2. Connecting frame; 3. Fixing frame; 4. Photovoltaic panel; 41. Limiting block; 5. Drive motor; 51. Connecting rod; 6. Protective cover; 7. Pulley frame; 8. Short plate; 9. Slide rail; 10. Elastic telescopic rod; 11. Cleaning brush; 12. Rotating block; 13. Fixing block; 14. Connecting block; 15. Arc-shaped block; 161. Sliding plate; 162. Pulling plate; 163. Rotating plate; 164. Connecting pull rod; 165. Fixing plate; 166. Rotating plate; 167. Sliding seat; 168. Support plate; 171. L-shaped plate; 172. Trapezoidal block; 173. Limiting plate; 174. Square plate; 175. Trapezoidal sliding plate; 176. U-shaped rod; 177. Push plate. Detailed Implementation

[0026] Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by a person of ordinary skill in the art without creative effort are within the scope of protection of the present application.

[0027] Please refer to Figure 1 - Figure 5 An embodiment of the present application is: a photovoltaic power generation device, comprising: a support frame 1, a connecting frame 2 is fixedly installed on the top of the support frame 1, a fixed frame 3 is fixedly installed on the top of the connecting frame 2, a photovoltaic panel 4 is arranged inside the fixed frame 3, a limiting block 41 is rotatably installed on the surface of the fixed frame 3, a drive motor 5 is fixedly installed on the surface of the support frame 1, a connecting rod 51 is fixedly installed on the output end of the drive motor 5, a protective cover 6 is rotatably installed on the surface of the connecting rod 51, a pulley frame 7 is fixedly installed on the surface of the fixed frame 3, a short plate 8 is fixedly installed on the surface of the protective cover 6, a sliding rail 9 is fixedly installed on the surface of the fixed frame 3, an elastic telescopic rod 10 is slidably installed on the inner wall of the sliding rail 9, a cleaning brush 11 is fixedly installed on the free end of the elastic telescopic rod 10, a rotating block 12 is rotatably installed on the free end of the elastic telescopic rod 10, a fixed block 13 is fixedly installed on the free end of the elastic telescopic rod 10, a connecting block 14 is fixedly installed on the surface of the sliding rail 9, an arc-shaped block 15 is fixedly installed on the top of the connecting block 14, the photovoltaic panel 4 is covered by rotating the protective cover 6 upwards, preventing snow and water generated in rainy and snowy weather from covering the photovoltaic panel 4, resulting in a decrease in the service life of the photovoltaic panel 4.

[0028] A spring is arranged between the sliding rail 9 and the elastic telescopic rod 10, the elastic telescopic rod 10 is driven to reset by the spring, and the cleaning brush 11 is in contact with the surface of the photovoltaic panel 4.

[0029] In the working of the embodiment, the driving motor 5 is started to move towards the limiting block 41, the output end of the driving motor 5 moves towards the limiting block 41, which drives the connecting rod 51 to move towards the limiting block 41, the connecting rod 51 moves towards the limiting block 41, which drives the protective cover 6 to move towards the limiting block 41, the protective cover 6 moves towards the limiting block 41 and contacts the pulley frame 7, the pulley frame 7 drives the protective cover 6 to rotate upwards, the protective cover 6 rotates upwards to cover the photovoltaic panel 4, preventing snow and water generated in rainy and snowy weather from covering the photovoltaic panel 4, thereby reducing the service life of the photovoltaic panel 4, and the protective cover 6 moves towards the limiting block 41, which drives the short plate 8 to move towards the limiting block 41, the short plate 8 moves towards the limiting block 41 and drives the cleaning brush 11 to move towards the limiting block 41, the cleaning brush 11 is attached to the surface of the photovoltaic panel 4 to clean the impurities on the photovoltaic panel 4, and the cleaning brush 11 moves towards the limiting block 41, which drives the elastic telescopic rod 10 to move towards the limiting block 41, the elastic telescopic rod 10 moves towards the limiting block 41, which drives the rotating block 12 to move towards the limiting block 41, the rotating block 12 moves towards the limiting block 41 and contacts the arc-shaped block 15, the arc-shaped block 15 drives the rotating block 12 to move upwards, the rotating block 12 moves up and down to generate vibration to shake off the impurities adhered to the cleaning brush 11, thereby preventing the impurities from affecting subsequent cleaning.

[0030] Please refer to Figure 1 - Figure 7 On the basis of the above embodiment, in another embodiment of the present application, the protective cover 6 is provided with a supporting device for supporting the equipment and an anti-shaking device for preventing the photovoltaic panel 4 from shaking, the supporting device comprises a sliding plate 161, a pull plate 162, a rotating plate 163, a connecting pull rod 164 and a fixed plate 165, the sliding plate 161 is slidingly installed on the inner wall of the protective cover 6, the pull plate 162 is fixedly installed on the surface of the sliding plate 161, the rotating plate 163 is rotatably installed on the inner wall of the protective cover 6, the connecting pull rod 164 is fixedly installed on the surface of the pull plate 162, and the fixed plate 165 is fixedly installed on the surface of the rotating plate 163, the photovoltaic panel 4 is completely covered by rotating the rotating plate 163 downwards, thereby improving the protection effect.

[0031] A rotating plate 166 is rotatably installed on the surface of the sliding plate 161, a sliding seat 167 is slidingly installed on the inner wall of the protective cover 6, one end of the rotating plate 166, away from the sliding plate 161, is rotatably installed on the inner wall of the sliding seat 167, and a supporting plate 168 is slidingly installed on the surface of the connecting frame 2, the bottom of the fixed frame 3 is supported by moving the supporting plate 168 upwards, thereby improving the stability of the equipment.

[0032] The second spring is arranged between the sliding plate 161 and the protective cover 6, the sliding plate 161 is driven to reset through the second spring, the first torsion spring is arranged between the rotating plate 163 and the protective cover 6, the rotating plate 163 is driven to reset through the first torsion spring, the third spring is arranged between the protective cover 6 and the sliding seat 167, the sliding seat 167 is driven to reset through the third spring, the fourth spring is arranged between the connecting frame 2 and the supporting plate 168, and the supporting plate 168 is driven to reset through the fourth spring.

[0033] The anti-shaking device comprises an L-shaped plate 171, a trapezoidal block 172 and a limiting plate 173, the L-shaped plate 171 is fixedly installed on the surface of the supporting plate 168, the trapezoidal block 172 is slidably installed on the surface of the photovoltaic panel 4, and the limiting plate 173 is fixedly installed on the surface of the trapezoidal block 172.

[0034] The recess is formed in the inner wall of the supporting plate 168, the square plate 174 is fixedly installed on the inner wall of the recess, the trapezoidal sliding plate 175 is slidably installed at the bottom of the fixed frame 3, the U-shaped rod 176 is fixedly installed on the surface of the trapezoidal sliding plate 175, the push plate 177 is fixedly installed at the end, away from the trapezoidal sliding plate 175, of the U-shaped rod 176, the photovoltaic panel 4 is pushed into close contact with the fixed frame 3 through the push plate 177, the photovoltaic panel 4 is prevented from shaking in the fixed frame 3, and the service life of the photovoltaic panel 4 is affected.

[0035] The fifth spring is arranged between the trapezoidal block 172 and the photovoltaic panel 4, and the trapezoidal block 172 is driven to reset through the fifth spring.

[0036] In the working of the present embodiment: the protective cover 6 moves towards the direction close to the limiting block 41, driving the sliding plate 161 to move towards the direction close to the limiting block 41, the sliding plate 161 will contact the pulley frame 7 during the movement towards the direction close to the limiting block 41, the pulley frame 7 will push the sliding plate 161 to move towards the direction close to the inner wall of the protective cover 6, the sliding plate 161 moving towards the direction close to the inner wall of the protective cover 6 will drive the pull plate 162 to move towards the direction close to the inner wall of the protective cover 6, the pull plate 162 moving towards the direction close to the inner wall of the protective cover 6 will drive the connecting pull rod 164 to move towards the direction close to the inner wall of the protective cover 6, the connecting pull rod 164 moving towards the direction close to the inner wall of the protective cover 6 will drive the fixed plate 165 to rotate downwards, the fixed plate 165 rotating downwards will drive the rotating plate 163 to rotate downwards, the photovoltaic panel 4 is completely covered by the rotating plate 163 rotating downwards, improving the protection effect, at the same time, the sliding plate 161 moving towards the direction close to the inner wall of the protective cover 6 will drive the rotating plate 166 to rotate, the rotating plate 166 rotating will drive the sliding seat 167 to move upwards, the sliding seat 167 moving upwards will drive the supporting plate 168 to move upwards, the supporting plate 168 moving upwards supports the bottom of the fixed frame 3, improving the stability of the equipment.

[0037] The supporting plate 168 moving upwards will drive the L-shaped plate 171 to move upwards, the L-shaped plate 171 moving upwards will limit the photovoltaic panel 4, preventing the sudden opening of the limiting block 41, causing damage to the photovoltaic panel 4, at the same time, the L-shaped plate 171 moving upwards will push the trapezoidal block 172 to move towards the direction close to the limiting block 41, the trapezoidal block 172 moving towards the direction close to the limiting block 41 will drive the limiting plate 173 to move towards the direction close to the limiting block 41, the limiting plate 173 limiting the limiting block 41 prevents the operator from rotating the limiting block 41 by mistake, causing the photovoltaic panel 4 to lose support, at the same time, the supporting plate 168 moving upwards will drive the square plate 174 to move upwards, the square plate 174 moving upwards will push the trapezoidal sliding plate 175 to move away from the square plate 174, the trapezoidal sliding plate 175 moving away from the square plate 174 will drive the U-shaped rod 176 to move away from the square plate 174, the U-shaped rod 176 moving away from the square plate 174 will drive the push plate 177 to move towards the direction close to the photovoltaic panel 4, the push plate 177 pushing the photovoltaic panel 4 to tightly contact with the fixed frame 3 prevents the photovoltaic panel 4 from shaking inside the fixed frame 3, affecting the service life of the photovoltaic panel 4.

[0038] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, alternatives and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A photovoltaic power generation device, characterized in that, The application relates to a photovoltaic panel cleaning device. The photovoltaic panel cleaning device comprises a support frame (1), a connecting frame (2) fixedly arranged on the top of the support frame (1), a fixed frame (3) fixedly arranged on the top of the connecting frame (2), a photovoltaic panel (4) arranged in the fixed frame (3), a limiting block (41) rotatably arranged on the surface of the fixed frame (3), a driving motor (5) fixedly arranged on the surface of the support frame (1), a connecting rod (51) fixedly arranged on the output end of the driving motor (5), a protective cover (6) rotatably arranged on the surface of the connecting rod (51), a pulley frame (7) fixedly arranged on the surface of the fixed frame (3), a short plate (8) fixedly arranged on the surface of the protective cover (6), a sliding rail (9) fixedly arranged on the surface of the fixed frame (3), an elastic telescopic rod (10) slidably arranged on the inner wall of the sliding rail (9), a cleaning brush (11) fixedly arranged on the free end of the elastic telescopic rod (10), a rotating block (12) rotatably arranged on the free end of the elastic telescopic rod (10), a fixed block (13) fixedly arranged on the free end of the elastic telescopic rod (10), a connecting block (14) fixedly arranged on the surface of the sliding rail (9), an arc-shaped block (15) fixedly arranged on the top of the connecting block (14), a support device arranged on the protective cover (6) for supporting equipment, and an anti-shaking device arranged on the protective cover (6) for preventing the photovoltaic panel (4) from shaking. A first spring is arranged between the sliding rail (9) and the elastic telescopic rod (10), and the cleaning brush (11) is in surface contact with the photovoltaic panel (4). The support device comprises a sliding plate (161), a pulling plate (162), a rotating plate (163), a connecting pulling rod (164) and a fixed plate (165), the sliding plate (161) is slidably arranged on the inner wall of the protective cover (6), the pulling plate (162) is fixedly arranged on the surface of the sliding plate (161), the rotating plate (163) is rotatably arranged on the inner wall of the protective cover (6), the connecting pulling rod (164) is fixedly arranged on the surface of the pulling plate (162), and the fixed plate (165) is fixedly arranged on the surface of the rotating plate (163). A rotating plate (166) is rotatably arranged on the surface of the sliding plate (161), a sliding seat (167) is slidably arranged on the inner wall of the protective cover (6), and one end of the rotating plate (166) away from the sliding plate (161) is rotatably arranged on the inner wall of the sliding seat (167).

2. A photovoltaic power device according to claim 1, wherein: A second spring is arranged between the sliding plate (161) and the protective cover (6), a first torsional spring is arranged between the rotating plate (163) and the protective cover (6), a third spring is arranged between the protective cover (6) and the sliding seat (167), and a fourth spring is arranged between the connecting frame (2) and the support plate (168).

3. A photovoltaic power device according to claim 2, wherein: The anti-shaking device comprises an L-shaped plate (171), a trapezoidal block (172) and a limiting plate (173), the L-shaped plate (171) is fixedly arranged on the surface of the support plate (168), the trapezoidal block (172) is slidably arranged on the surface of the photovoltaic panel (4), and the limiting plate (173) is fixedly arranged on the surface of the trapezoidal block (172).

4. A photovoltaic power device according to claim 3, wherein: The inner wall of the support plate (168) is provided with a groove, and the inner wall of the groove is fixedly installed with a square plate (174).

5. A photovoltaic power device according to claim 4, wherein: The trapezoidal block (172) and the photovoltaic panel (4) are provided with a No. 5 spring, and the fixed frame (3) and the trapezoidal slide plate (175) are provided with a No. 6 spring.

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