CN220492902U - Distributed photovoltaic power station grid-connected protection device - Google Patents
Distributed photovoltaic power station grid-connected protection device Download PDFInfo
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- CN220492902U CN220492902U CN202320372078.0U CN202320372078U CN220492902U CN 220492902 U CN220492902 U CN 220492902U CN 202320372078 U CN202320372078 U CN 202320372078U CN 220492902 U CN220492902 U CN 220492902U
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- photovoltaic panel
- fixedly connected
- grid
- protection device
- photovoltaic power
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- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims 2
- 239000000428 dust Substances 0.000 abstract description 4
- 238000010248 power generation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Photovoltaic Devices (AREA)
Abstract
The utility model relates to the field of photovoltaic power stations, in particular to a distributed photovoltaic power station grid-connected protection device, which comprises: fixing frame: the top end of the box body is provided with sliding grooves at positions close to two sides; photovoltaic panel pallet: for fixing the photovoltaic panel; and an angle adjusting assembly: the angle of the photovoltaic panel supporting plate is adjusted to reduce the wind pressure of the photovoltaic panel in the windy weather; the angle adjusting component comprises a sliding block sliding in the sliding groove and a rotating shaft which is rotationally connected to the top end of the fixing frame and located at the side of the sliding groove, connecting rods are fixedly connected to two ends of the rotating shaft, when strong wind weather occurs, the angle between the photovoltaic panel supporting plate and the horizontal plane can be changed through the rotating connection of the connecting rods and the connecting frame, the angle of the photovoltaic panel supporting plate is changed, the influence of wind power on the photovoltaic panel is reduced, the moving block is driven to reciprocate, the cleaning brush is driven to reciprocate, the transparent cover plate is cleaned, the dust is prevented from shielding light, and the working efficiency of the photovoltaic panel is affected.
Description
Technical Field
The utility model relates to the field of photovoltaic power stations, in particular to a grid-connected protection device of a distributed photovoltaic power station.
Background
The photovoltaic power station is a photovoltaic power generation system which is connected with a power grid and transmits power to the power grid, and belongs to a green energy project encouraged by China. The photovoltaic power station grid-connected protection device can be divided into grid-connected power generation systems with storage batteries and grid-connected power generation systems without storage batteries, photovoltaic electric plates in the photovoltaic power stations are arranged in a most inclined mode and used for receiving sunlight, but when the wind intensity is high, the photovoltaic electric plates are easily turned over by wind to influence the photoelectric conversion rate, and the distributed photovoltaic power station grid-connected protection device capable of adjusting the angles of the photovoltaic electric plates to avoid strong wind pressure is provided.
Disclosure of Invention
In order to solve the defects in the background art, the utility model aims to provide a distributed photovoltaic power station grid-connected protection device.
The aim of the utility model can be achieved by the following technical scheme:
a distributed photovoltaic power plant grid-tie protection apparatus comprising: fixing frame: the top end of the box body is provided with sliding grooves at positions close to two sides; photovoltaic panel pallet: for fixing the photovoltaic panel; and an angle adjusting assembly: the angle of the photovoltaic panel supporting plate is adjusted to reduce the wind pressure of the photovoltaic panel in the windy weather; the angle adjusting assembly comprises a sliding block sliding in the sliding groove, a rotating shaft rotatably connected to the top end of the fixing frame and positioned at the side of the sliding groove, and connecting rods are fixedly connected to two ends of the rotating shaft;
wherein, the slider top rotates and is connected with the link, link top and photovoltaic board layer board fixed connection, and the connecting rod rotates with the link to be connected.
The utility model has the beneficial effects that:
1. when strong wind weather appears, drive first threaded rod through the motor and rotate, start the slider and remove, rotate through connecting rod and link and be connected the angle that can change photovoltaic board layer board and horizontal plane, change photovoltaic board layer board angle to reduce the influence that wind-force produced to the photovoltaic board.
2. The transparent cover plate is arranged on the photovoltaic plate supporting plate, and after the conical block is pressed down, the photovoltaic can be prevented from being damaged by objects in the windy weather.
3. The movable block is driven to reciprocate, so that the cleaning brush is driven to reciprocate, the transparent cover plate is cleaned, and the influence on the working efficiency of the photovoltaic panel due to the fact that dust shields light is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the photovoltaic panel pallet of the present utility model;
FIG. 3 is a schematic view of a transparent cover plate structure according to the present utility model;
FIG. 4 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;
fig. 5 is a schematic view of the structure of the connecting frame of the present utility model.
The cleaning brush comprises a fixing frame 1, a sliding chute 11, a sliding block 12, a rotating shaft 13, a connecting rod 14, a connecting frame 15, a photovoltaic panel supporting plate 16, a clamping groove 161, a transparent cover plate 17, a conical block 171, a fixing plate 18, a first threaded rod 19, a motor 20, a telescopic sleeve 21, a reset spring 22, a clamping block 23, a moving block 31, a fixing rod 32, a mounting frame 33, a cleaning brush 34, a second threaded rod 35 and a forward and reverse rotating motor 36.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a distributed photovoltaic power plant protection device that is incorporated into the power networks, including mount 1, the spout 11 has been seted up to the position that the mount 1 top is close to both sides, sliding connection has slider 12 in the spout 11, slider 12 top rotates and is connected with link 15, mount 1 top is located slider 12 side and rotates and be connected with pivot 13, pivot 13 both ends all fixedly connected with connecting rod 14, connecting rod 14 rotates with link 15 and is connected, link 15 top fixedly connected with photovoltaic board layer board 16, mount 1 top is located slider 12 side fixedly connected with fixed plate 18, spout 11 inner wall rotates and is connected with first threaded rod 19, first threaded rod 19 and slider 12 threaded connection, first threaded rod 19 rotates with fixed plate 18 to be connected, mount 1 top fixedly connected with motor 20, the motor 20 output is connected with first threaded rod 19 through the drive, it rotates to drive first threaded rod 19 through the motor, start-up slider 12 removes, can change the angle of photovoltaic board 16 and horizontal plane through connecting rod 14 and link 15 rotation connection, when wind-force is too big, in order to avoid the photovoltaic board to press bad through wind pressure, change photovoltaic board layer board 16 angle, thereby reduce the influence that produces to the photovoltaic board.
The clamping groove 161 is formed in the edge position of the photovoltaic panel supporting plate 16, the telescopic sleeve 21 is fixedly connected to the inner wall of the clamping groove 161, the reset spring 22 is arranged in the telescopic sleeve 21, the clamping block 23 is fixedly connected to the top end of the telescopic sleeve 21, the conical block 171 is fixedly connected to the bottom end of the transparent cover plate 17, the conical block 171 is in limiting connection with the clamping block 23, the transparent cover plate 17 is arranged on the photovoltaic panel supporting plate 16, after the conical block 171 is pressed down, the reset spring 22 is reset, the conical block 171 is clamped with the clamping block 23, at this time, the transparent cover plate 17 is fixed, and the photovoltaic panel can be prevented from being damaged by objects in windy weather.
The carriage 15 inner wall bottom sliding connection has movable block 31, movable block 31 both ends fixedly connected with dead lever 32, dead lever 32 is L shape, dead lever 32 top fixedly connected with mounting bracket 33, cleaning brush 34 is installed to mounting bracket 33 bottom, carriage 15 inside wall rotates and is connected with second threaded rod 35, carriage 15 lateral wall fixedly connected with positive and negative rotation motor 36, positive and negative rotation motor 36 output and second threaded rod 35 fixed connection drive second threaded rod 35 rotation through positive and negative rotation motor 36, drive movable block 31 reciprocating motion, thereby drive cleaning brush 34 reciprocating motion, clean transparent cover 17, avoid the dust to shelter from light, influence photovoltaic board work efficiency.
Working principle: when strong wind weather occurs, the first threaded rod 19 is driven to rotate through the motor, the starting slide block 12 moves, the angle between the photovoltaic panel supporting plate 16 and the horizontal plane can be changed through the rotating connection of the connecting rod 14 and the connecting frame 15, the angle between the photovoltaic panel supporting plate 16 is changed, thereby reducing the influence of wind force on the photovoltaic panel, the transparent cover plate 17 is arranged on the photovoltaic panel supporting plate 16, the conical block 171 is pressed down, the reset spring 22 resets, the conical block 171 is clamped with the clamping block 23, the transparent cover plate 17 is fixed at the moment, the condition that the object in the strong wind weather is hurt by the photovoltaic object can be avoided, the forward and backward rotating motor 36 is started, the second threaded rod 35 is driven to rotate through the forward and backward rotating motor 36, the moving block 31 is driven to reciprocate, thereby driving the cleaning brush 34 to reciprocate, cleaning the transparent cover plate 17, shielding the light by dust and influencing the working efficiency of the photovoltaic panel
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (8)
1. Grid-connected protection device of distributed photovoltaic power plant, its characterized in that includes:
fixing frame (1): the top end of the device is provided with sliding grooves (11) at positions close to two sides;
photovoltaic panel pallet (16): for fixing the photovoltaic panel; and
angle adjustment assembly: the angle of the photovoltaic panel supporting plate (16) is adjusted to reduce the wind pressure of the photovoltaic panel in the windy weather;
the angle adjusting assembly comprises a sliding block (12) sliding in the sliding groove (11), a rotating shaft (13) rotatably connected to the top end of the fixing frame (1) and positioned at the side of the sliding groove (11), and connecting rods (14) are fixedly connected to two ends of the rotating shaft (13);
wherein, slider (12) top rotates and is connected with link (15), link (15) top and photovoltaic board layer board (16) fixed connection, and connecting rod (14) rotate with link (15) and are connected.
2. The grid-connected protection device of the distributed photovoltaic power station according to claim 1, wherein a clamping groove (161) is formed in the edge position of the photovoltaic panel supporting plate (16), and the photovoltaic panel supporting plate (16) is in limiting connection with a transparent cover plate (17) through a clamping assembly.
3. The grid-connected protection device of the distributed photovoltaic power station according to claim 2, wherein the inner wall of the clamping groove (161) is fixedly connected with a telescopic sleeve (21), a return spring (22) is arranged in the telescopic sleeve (21), and the top end of the telescopic sleeve (21) is fixedly connected with a clamping block (23).
4. The distributed photovoltaic power station grid-connected protection device according to claim 2, wherein the bottom end of the transparent cover plate (17) is fixedly connected with a conical block (171), and the conical block (171) is in limit connection with the clamping block (23).
5. The grid-connected protection device of the distributed photovoltaic power station according to claim 1, wherein a first threaded rod (19) is rotationally connected to the inner wall of the sliding groove (11), the first threaded rod (19) is in threaded connection with the sliding block (12), the first threaded rod (19) is rotationally connected with the fixed plate (18), a motor (20) is fixedly connected to the top end of the fixed frame (1), and the output end of the motor (20) is in transmission connection with the first threaded rod (19) through a transmission belt.
6. The grid-connected protection device of the distributed photovoltaic power station according to claim 1, wherein a moving block (31) is slidably connected to the bottom end of the inner wall of the connecting frame (15), fixing rods (32) are fixedly connected to two ends of the moving block (31), a mounting frame (33) is fixedly connected to the top end of each fixing rod (32), and a cleaning brush (34) is mounted at the bottom end of each mounting frame (33).
7. The grid-connected protection device of the distributed photovoltaic power station according to claim 1, wherein the inner side wall of the connecting frame (15) is rotationally connected with a second threaded rod (35), the outer side wall of the connecting frame (15) is fixedly connected with a forward and reverse rotating motor (36), and the output end of the forward and reverse rotating motor (36) is fixedly connected with the second threaded rod (35).
8. The distributed photovoltaic power plant grid-tie protection arrangement of claim 6, wherein the fixed bar (32) is "L" -shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320372078.0U CN220492902U (en) | 2023-03-02 | 2023-03-02 | Distributed photovoltaic power station grid-connected protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320372078.0U CN220492902U (en) | 2023-03-02 | 2023-03-02 | Distributed photovoltaic power station grid-connected protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220492902U true CN220492902U (en) | 2024-02-13 |
Family
ID=89839969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320372078.0U Active CN220492902U (en) | 2023-03-02 | 2023-03-02 | Distributed photovoltaic power station grid-connected protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220492902U (en) |
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2023
- 2023-03-02 CN CN202320372078.0U patent/CN220492902U/en active Active
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