CN103056133A - A solar panel cleaning system - Google Patents

Abstract

The invention discloses a solar cell panel cleaning system which comprises a controller, rails arranged on the left side and the right side of an inclined solar cell panel, a water spraying device, a wiping device and a water supply device for supplying high-pressure water to the water spraying device, wherein the water spraying device and the wiping device are arranged on the two rails in a sliding mode through movable supports, and the water supply device and the wiping device are connected with the controller through data lines respectively. The automatic cleaning device has the advantages of reasonable design, simple structure, high automation degree, low labor intensity, good cleaning effect, safety and reliability, and automatically cleans the surface of the solar cell panel at intervals in a set time period, thereby being beneficial to increasing the effective degree and intensity of the solar cell panel receiving sunlight irradiation, improving the photoelectric conversion efficiency and prolonging the service life of the solar cell panel.

Description

A solar panel cleaning system

technical field

The invention belongs to the technical field of solar energy utilization, and in particular relates to a solar panel cleaning system.

Background technique

During the use of solar panels, there will be more dust or other attachments on the surface, which will affect the light transmission of the panels and hinder the photoelectric effect, thus reducing the power generation efficiency. In addition, the temperature in summer is high, and the surface of the panels is dusty, which is not easy to dissipate heat , easily higher than 40 ℃, not only the efficiency of power generation will be reduced, but also the life of solar panels will be shortened. Therefore, it is very important to keep the solar panels clean. At present, the cleaning of solar panels is generally carried out manually with hand-held cleaning tools. For installation on the roof or other places that are not easy to operate, manual labor is not only labor-intensive, but also low-efficiency and dangerous. Cleaning also has the defects of uneven cleaning, poor overall effect, and easy damage to solar panels.

Contents of the invention

In order to solve the deficiencies in the prior art, the present invention provides a solar panel cleaning system with high degree of automation, high cleaning efficiency and good cleaning effect.

In order to solve the above-mentioned technical problems, the present invention adopts the following technical solutions: a solar panel cleaning system, including a controller, rails arranged on the left and right sides of an inclined solar panel, a water spray device, a wiping device, and a water spray device. The water supply device of high-pressure water, the water spray device and the wiping device are all slid on the two rails through the movable bracket, and the water supply device and the wiping device are respectively connected with the controller through the data line.

The movable brackets are respectively provided with one on each track, and the water spray device includes a rigid water pipe arranged between the two movable supports, and a row of water spray holes is arranged on the side of the rigid water pipe facing the surface of the solar panel.

The water supply device includes a water storage tank and a water pump, the water inlet of the water pump is connected to the water storage tank, the water outlet of the water pump is connected to a rigid water pipe through a high-pressure hose, and the water pump is connected to the controller through the data line.

The wiping device includes a cross bar which is arranged between two movable supports and is perpendicular to the track. The cross bar is located obliquely below the rigid water pipe. The side of the cross bar is provided with a row of bristles for wiping the surface of the solar panel. Each movable The rollers rolling along the track are all arranged under the brackets, and the rollers under one of the movable brackets are connected with a deceleration motor arranged on the movable support, and the deceleration motor is connected with the controller through the data line.

The two ends of one of the tracks are respectively provided with a limit switch for limiting the movement position of the roller along the track, and the two limit switches are connected to the controller through a signal line.

It also includes a sedimentation tank, the lower end of the solar battery panel is provided with a water receiving tank consistent with the width of the solar battery panel, and the water receiving tank is communicated with the sedimentation tank through a drain pipe.

The water storage tank and the upper part of the sedimentation tank are connected by a return pipe.

With the above technical scheme, the water pump pumps the water in the storage tank to the rigid water pipe through the high-pressure hose, and the high-pressure water is sprayed on the surface of the solar panel through a row of water spray holes on the rigid water pipe. The surface of the solar panel flows, and at the same time, the deceleration motor drives the rollers to rotate, and the rollers drive the movable bracket, rigid water pipe and crossbar to move along the track together. While spraying water, the bristles on the crossbar wipe the surface of the solar panel. When moving to the track At one end, the limit switch inputs the signal to the controller through the signal line, and the controller sends a reverse command to the geared motor through the data line, driving the roller to reverse, and the roller drives the movable bracket, rigid water pipe and cross bar to move in the opposite direction together. When moving to the other end of the track, under the limitation of another limit switch, the rigid water pipe and the cross bar move back and forth in this way. The dust is washed away, and the dust flows into the receiving tank along with the water, and flows into the sedimentation tank through the drain pipe, and the clean water on the upper part of the sedimentation tank flows into the storage tank through the return pipe, so that the recycling of clean water can be realized. By operating the controller, you can set or control the opening and closing and working time of the water pump and the geared motor.

The invention is reasonable in design, simple in structure, high in automation, low in labor intensity, good in cleaning effect, safe and reliable, and automatically cleans the surface of the solar cell panel through a set interval of time, which helps to increase the acceptance rate of the solar cell panel. The effective degree and intensity of sunlight can improve the photoelectric conversion efficiency and prolong the service life of solar panels.

Description of drawings

Fig. 1 is a schematic structural view of the present invention.

Detailed ways

As shown in Figure 1, a kind of solar cell panel cleaning system of the present invention comprises controller 1, the track 3 that is located at the left and right sides of inclined solar cell panel 2, water spray device, wiping device, provides high pressure for water spray device The water supply device and the sedimentation tank 14, the water spray device and the wiping device are slid on the two rails 3 through the movable bracket 18, and the water supply device and the wiping device are respectively connected with the controller 1 through the data line 4.

The movable support 18 is respectively provided with one on each track 3, and the water spray device includes a rigid water pipe 6 arranged between the two movable supports 18, and the rigid water pipe 6 is provided with a row of water sprays on the side of the surface of the solar panel 2. Hole 7.

The water supply device includes a water storage tank 10 and a water pump 11, the water inlet of the water pump 11 is connected to the water storage tank 10, the water outlet of the water pump 11 is connected to the rigid water pipe 6 through a high-pressure hose 21, and the water pump 11 is connected to the controller 1 through the data line 4 .

The wiping device comprises a cross bar 19 perpendicular to the track 3 between the two movable supports 18, the cross bar is located obliquely below the rigid water pipe, and the side of the cross bar 19 is provided with a row of bristles 20 for wiping the surface of the solar panel 2 , each movable support 18 is provided with a roller 8 rolling along the track 3, and the roller 8 under one of the movable supports 18 is transmission-connected with a reduction motor 17 located on the movable support 18, and the reduction motor 17 communicates with the control through the data line 4 Connector 1.

Two ends of one of the tracks 3 are respectively provided with a limit switch 12 for limiting the movement position of the roller 8 along the track, and the two limit switches 12 are connected to the controller 1 through a signal line 13 .

The lower end of the solar cell panel 2 is provided with a water receiving tank 15 having the same width as the solar cell panel 2 , and the water receiving tank 15 communicates with the sedimentation tank 14 through a drain pipe 16 . The upper part of the water storage tank 10 and the sedimentation tank 14 is connected by a return pipe 9 . The entrance of the drainpipe 16 is provided with a filtering device such as a filter screen to filter some fallen leaves, garbage bags and other relatively large volumes, which are easy to block impurities in the pipeline.

During the cleaning operation, the water pump 11 draws the water in the water storage tank 10 to be transported to the rigid water pipe 6 through the high-pressure hose, and the high-pressure water is sprayed on the surface of the solar panel 2 through a row of spray holes 7 on the rigid water pipe 6, and the sprayed water flows from the Flow along the surface of the solar panel 2 from top to bottom, while the geared motor 17 drives the roller 8 to rotate, and the roller 8 drives the movable bracket 18, the rigid water pipe 6 and the cross bar 19 to move along the track 3. While spraying water, the water on the cross bar 19 The bristles 20 wipe the surface of the solar panel 2. When it moves to one end of the track 3, the limit switch 12 inputs the signal to the controller 1 through the signal line 13, and the controller 1 sends a reverse signal to the geared motor 17 through the data line 4. command, the reduction motor 17 drives the roller 8 to reverse, and the roller 8 drives the movable bracket 18, the rigid water pipe 6 and the cross bar 19 to move in reverse, and when moving to the other end of the track 3, under the limitation of another limit switch 12, The horizontal bar 19 and the bristles 20 on it reciprocate in this way. Under the combined action of the washing of the water flow and the wiping of the bristles 20, the dust on the surface of the solar panel 2 is easily washed away, and the dust flows into the water receiving tank 15 along with the water. In the middle, it flows into the sedimentation tank 14 from the drain pipe 16, and the clean water on the upper part of the sedimentation tank 14 flows into the storage tank 10 through the return pipe 9, so that the recycling of clean water can be realized. By operating the controller 1, the on/off and working time of the water pump 11 and the reduction motor 17 can be controlled.

Claims (7)

1. solar panel cleaning systems, it is characterized in that: comprise controller, be located at track, water injector, the wiping arrangement of the skewed solar panel left and right sides and the water supply installation that water under high pressure is provided for water injector, water injector and wiping arrangement all slide by travel(l)ing rest and are located on two tracks, and water supply installation is connected by data wire with wiping arrangement and is connected with controller.

2. a kind of solar panel cleaning systems according to claim 1, it is characterized in that: described travel(l)ing rest is respectively equipped with one at every track, water injector comprises being located at and is provided with a rigidity water pipe between two travel(l)ing rests, and the rigidity water pipe is provided with row's hole for water spraying towards solar panel surface one side.

3. a kind of solar panel cleaning systems according to claim 2, it is characterized in that: described water supply installation comprises tank and water pump, the water inlet of water pump is connected with tank, the delivery port of water pump is connected with the rigidity water pipe by high-pressure hose, and water pump is connected with controller by described data wire.

4. according to claim 2 or 3 described a kind of solar panel cleaning systems, it is characterized in that: described wiping arrangement comprises a cross bar that is located between two travel(l)ing rests perpendicular to track, cross bar is positioned at the oblique below of rigidity water pipe, the cross bar sidepiece is provided with the row brush hair for wiping solar panel surface, be equipped with the roller that rolls along track under each travel(l)ing rest, roller under one of them travel(l)ing rest is connected with the reducing motor that is located on the travel(l)ing rest, and reducing motor is connected with controller by described data wire.

5. a kind of solar panel cleaning systems according to claim 4, it is characterized in that: the two ends of described one of them track are respectively equipped with a limit switch that is used for limiting roller orbital motion position, and two limit switches are connected with controller by holding wire.

6. a kind of solar panel cleaning systems according to claim 5, it is characterized in that: also comprise sedimentation basin, low end of described solar panel is provided with the water receiving tank consistent with the solar panel width, and water receiving tank is communicated with sedimentation basin by drainpipe.

7. a kind of solar panel cleaning systems according to claim 6, it is characterized in that: described tank is connected return pipe with sedimentation basin top and connects.

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