CN219499334U - A photovoltaic module surface cleaning device - Google Patents

Abstract

The utility model discloses a surface cleaning device for a photovoltaic module, which comprises a solar photovoltaic panel. Fixing plates are installed on the front and rear ends of the solar photovoltaic panel. The upper end of the fixing plate is provided with a fixing groove. The inside of the groove is respectively equipped with a screw and a sliding rod, and the outer walls of the screw and the sliding rod are movably socketed with sliders, and the two sliders drive the connecting plate, the fixed frame and the support frame to move, so that the first flushing The tube can wash the dust on the surface of the solar photovoltaic panel, and at the same time, the second motor drives the brush roller to rotate to scrub the surface of the solar photovoltaic panel, and then the second flushing tube further rinses the brushed solar photovoltaic panel, and the solar photovoltaic panel can be washed. The dust on the surface of the photovoltaic panel is cleaned, and then the sponge roller and the cotton roller cooperate to remove the water stains on the surface of the solar photovoltaic panel, so as to achieve the effect of automatic washing and scrubbing of the solar photovoltaic panel, avoiding manual washing.

Description

A device for cleaning the surface of a photovoltaic module

technical field

The utility model relates to the field of solar photovoltaic component surface cleaning, in particular to a photovoltaic component surface cleaning device.

Background technique

With the rapid development of society and the advancement of science and technology, solar energy has been widely used. In the application of solar energy, the power generation of photovoltaic modules depends on many factors. In addition to the influence of electrical components such as inverters and transformers, the surface of photovoltaic modules Dust also has a big impact on power generation. When the dust covers the surface of the photovoltaic module panel unevenly, the output U-P characteristic curve of the photovoltaic module presents a multi-peak characteristic curve, which will greatly affect the position of the maximum power point; in addition, because the panel is installed outdoors for a long time, the surface accumulates dirt, which affects the performance of the silicon photovoltaic panel. Due to the photoelectric effect, the loss of battery efficiency can reach more than 15%, and the annual average power generation efficiency can be reduced by 6% due to dirt and dust on the surface of the panel; every 1-2 percentage point increase in the power generation efficiency of solar photovoltaic panels will consume a lot of research and development funds, so it can be seen , Solar photovoltaic module panel dust removal is one of the problems that need to be solved urgently.

At present, there are cleaning methods for photovoltaic module cleaning devices on the market; when using manual cleaning, the operator uses a high-pressure water gun or a hand-held electric brush plate to move along the photovoltaic panel to clean the dust on the photovoltaic module; on the other hand, it uses The intelligent module cleaning robot installs a cleaning robot on each row of photovoltaic modules to automatically and regularly clean the photovoltaic modules. When the robot is cleaning, it is sometimes stuck by the uneven module frame and cannot return to its normal position.

The current announcement number CN212210934U discloses a solar photovoltaic module surface cleaning device. There is a horizontal column between the tops of the two columns on the rear side of the solar photovoltaic module. A cleaning device is installed on the shaft and the column. One end of the cleaning device passes through the bolt hole. Thread engagement, the other end of the cleaning device has a sliding ring, the sliding ring is set on the column, and the motor drives the cleaning device to move, thereby realizing the cleaning of the surface of the solar photovoltaic module. When cleaning the surface of the photovoltaic module in the above documents, the surface of the photovoltaic module is manually rinsed Finally, use the motor to drive the brush roller to move to clean the surface of the photovoltaic module, and then manually rinse the surface of the photovoltaic module. Manual washing is more troublesome, and water stains will remain on the surface of the photovoltaic module.

Utility model content

The purpose of the utility model is to provide a photovoltaic module surface cleaning device, which has the effect of automatically flushing and brushing the solar photovoltaic panels and avoids manual flushing.

In order to achieve the above purpose, the utility model provides the following technical solutions: a photovoltaic module surface cleaning device, including a solar photovoltaic panel, fixed plates are installed on the front and rear ends of the solar photovoltaic panel, and the upper end surface of the fixed plate is provided with Fixing slots, screw rods and sliding rods are respectively installed inside the two fixing slots, sliders are movably socketed on the outer walls of the screw rods and sliding rods, and connecting rods are installed on the opposite sides of the two sliders. plate, a fixed frame is installed between the two connecting plates, a first flushing pipe is installed on the right side wall of the fixed frame, a second motor is installed on the front end of the fixed frame, and the output of the second motor The end passes through the outer wall of the fixed frame and is equipped with a brush roller;

A support frame on the left side of the fixed frame is installed between the two connecting plates, and a sponge roller and a cotton cloth roller are sequentially installed inside the support frame from right to left.

In order to wash the dust on the solar photovoltaic panel, a plurality of high-pressure nozzles can further rinse the solar photovoltaic panel after the brush roller has been scrubbed. As a photovoltaic module surface cleaning device of the present invention, it is preferred that the support frame A second flushing pipe is installed on the right side wall, and a plurality of high-pressure nozzles are installed on the outer wall of the second flushing pipe and the first flushing pipe.

In order to facilitate the control of the flow of water in the cleaning pipe, as a preferred surface cleaning device for photovoltaic modules of the present invention, a cleaning pipe is installed on the upper surface of the fixed frame, and a valve is installed on the outer wall of the cleaning pipe. The bottom of the tube is equipped with a plurality of spray heads penetrating through the upper end surface of the fixed frame.

In order to facilitate the flow of water into the first flushing pipe, the second flushing pipe and the interior of the cleaning pipe, as a photovoltaic module surface cleaning device of the present invention, it is preferred that the second flushing pipe, the first flushing pipe and the cleaning One end of the pipe is communicated with a water inlet pipe, and the other end of the water inlet pipe is installed with a corrugated pipe.

In order to facilitate the rotation of the screw to drive the slider to move, as a preferred surface cleaning device for photovoltaic modules of the present invention, a first motor is installed on the right side wall of the fixed plate at the rear, and the first motor runs through the fixed plate at the rear. The right side wall is fixedly connected with the screw rod.

In order to facilitate fixing the positions of the brush roller, the sponge roller and the cotton cloth roller, as a photovoltaic module surface cleaning device of the present invention, it is preferred that the fixing frame and the supporting frame are both in a "U" shape.

Compared with the prior art, the beneficial effects of the utility model are as follows:

When the utility model uses the device, the water flows into the inside of the first flushing pipe and the second flushing pipe through the water inlet pipe, so that a plurality of high-pressure nozzles can spray water, and then the first motor is started, so that the screw rotates to drive the water at the rear. The slider moves, and the two sliders drive the connecting plate, the fixed frame and the support frame to move, so that the first washing pipe can wash the dust on the surface of the solar photovoltaic panel, and at the same time, the second motor drives the brush roller to rotate the solar energy. The surface of the photovoltaic panel is brushed, and then the second flushing pipe further rinses the brushed solar photovoltaic panel to clean the dust on the surface of the solar photovoltaic panel, and then the sponge roller and the cotton roller cooperate to remove the water on the surface of the solar photovoltaic panel. Stains are removed, so as to achieve the effect of automatic flushing and scrubbing of solar photovoltaic panels, avoiding manual flushing.

Description of drawings

Fig. 1 is the overall top view structural drawing of the present utility model;

Fig. 2 is the left view structural diagram of the fixed frame of the present utility model;

Fig. 3 is a top sectional structure diagram of the support frame of the present invention.

In the figure: 1, solar photovoltaic panel; 2, fixed plate; 201, fixed slot; 202, screw; 203, first motor; 204, sliding rod; 3, slider; 301, connecting plate; 4, fixed frame; 401 , second motor; 402, brush roller; 5, first flushing pipe; 501, high pressure nozzle; 6, cleaning pipe; 601, valve; 7, second flushing pipe; 701, water inlet pipe; 8, support frame; 801 , Sponge roller; 802, Cotton roller.

Detailed ways

Please refer to Figures 1 to 3, a device for cleaning the surface of a photovoltaic module, including a solar photovoltaic panel 1, a fixing plate 2 is installed on the front and rear ends of the solar photovoltaic panel 1, and a fixing groove 201 is provided on the upper end surface of the fixing plate 2. Screw rod 202 and slide bar 204 are respectively installed in the inside of each fixing groove 201, and the outer side walls of screw rod 202 and slide bar 204 are all movably socketed with slide block 3, and connecting plate 301 is all installed on the opposite side of two slide block 3, A fixed frame 4 is installed between the two connecting plates 301, a first flushing pipe 5 is installed on the right side wall of the fixed frame 4, a second motor 401 is installed on the front end of the fixed frame 4, and the output end of the second motor 401 penetrates and is fixed. The outer wall of the frame 4 is equipped with a brush roller 402;

A support frame 8 located on the left side of the fixed frame 4 is installed between the two connecting plates 301 , and a sponge roller 801 and a cotton cloth roller 802 are sequentially installed inside the support frame 8 from right to left.

In this embodiment: when using the device, the water flow flows into the inside of the first flushing pipe 5 and the second flushing pipe 7 through the water inlet pipe 701, so that a plurality of high-pressure nozzles 501 spray water, and then start the first motor 203 , so that the screw 202 rotates to drive the slider 3 at the rear to move, and the two sliders 3 drive the connecting plate 301, the fixed frame 4 and the support frame 8 to move, so that the first flushing pipe 5 can remove the dust on the surface of the solar photovoltaic panel 1 Rinse, while the second motor 401 drives the brush roller 402 to rotate to scrub the surface of the solar photovoltaic panel 1, and then the second flushing pipe 7 further rinses the scrubbed solar photovoltaic panel 1, and the surface of the solar photovoltaic panel 1 can be cleaned. Then the sponge roller 801 and the cotton roller 802 cooperate with each other to remove the water stains on the surface of the solar photovoltaic panel 1, so as to achieve the effect of automatic washing and brushing of the solar photovoltaic panel 1, avoiding manual washing.

As a technical optimization solution of the present invention, a second flushing pipe 7 is installed on the right side wall of the support frame 8 , and a plurality of high-pressure nozzles 501 are installed on the outer walls of the second flushing pipe 7 and the first flushing pipe 5 .

In this embodiment: by installing a plurality of high-pressure nozzles 501, when the water flows into the first flushing pipe 5, the plurality of high-pressure nozzles 501 can flush the dust on the solar photovoltaic panel 1, and when the water flows into the second flushing pipe 7 Inside, a plurality of high-pressure nozzles 501 can further rinse the solar photovoltaic panel 1 after brushing by the brush roller 402 .

As a technical optimization scheme of the present utility model, a cleaning pipe 6 is installed on the upper end surface of the fixed frame 4, a valve 601 is installed on the outer wall of the cleaning pipe 6, and a plurality of valves penetrating through the upper end surface of the fixed frame 4 are installed on the bottom of the cleaning pipe 6. nozzle.

In this embodiment: by opening the valve 601, the water flow in the cleaning pipe 6 can wash the brush roller 402 through the multi-nozzles.

As a technical optimization scheme of the present invention, one end of the second flushing pipe 7 , the first flushing pipe 5 and the cleaning pipe 6 is connected with a water inlet pipe 701 , and the other end of the water inlet pipe 701 is installed with a bellows.

In this embodiment: by setting the water inlet pipe 701 , it is convenient to flow the water into the second flushing pipe 7 , the first flushing pipe 5 and the inside of the cleaning pipe 6 .

As a technical optimization scheme of the utility model, the right side wall of the fixed plate 2 at the rear is installed with a first motor 203 , and the first motor 203 runs through the right side wall of the fixed plate 2 at the rear and is fixedly connected with the screw rod 202 .

In this embodiment: the screw rod 202 is rotated by starting the first motor 203 , so that the screw rod 202 drives the slider 3 to move.

As a technical optimization solution of the present utility model, both the fixing frame 4 and the support frame 8 are in a "U" shape.

In this embodiment: by setting the fixing frame 4 and the supporting frame 8 in a "U" shape, it is convenient to fix the positions of the brush roller 402, the sponge roller 801 and the cotton cloth roller 802.

Working principle: First, when using the device, connect the device to an external power supply, and connect the external water pipe to one end of the corrugated pipe, and then the water inlet pipe 701 flows into the first flushing pipe 5 and the second flushing pipe 7 Inside, a plurality of high-pressure nozzles 501 are sprayed, and then the first motor 203 is started, so that the screw 202 rotates to drive the slider 3 at the rear to move. At this time, the slider 204 can limit the moving direction of the slider 3 at the front. Thus, the two sliders 3 stably drive the connecting plate 301, the fixed frame 4 and the support frame 8 to move. At this time, the first flushing pipe 5 can flush the dust on the surface of the solar photovoltaic panel 1 and start the second motor 401 at the same time. The brush roller 402 is rotated to brush the surface of the solar photovoltaic panel 1, and then the second flushing pipe 7 further rinses the brushed solar photovoltaic panel 1, and then the sponge roller 801 and the cotton roller 802 cooperate with each other and move along the surface of the solar photovoltaic panel. The surface of 1 rotates to remove water stains on the surface, and during the process of rinsing the solar photovoltaic panel 1, the valve 601 can be opened to allow water to flow into the cleaning pipe 6, so that multiple nozzles can rinse the brush roller 402.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model should be included in the utility model. within the scope of protection.

Claims (6)

1. A photovoltaic module surface cleaning device, comprising a solar photovoltaic panel (1), is characterized in that: the front and rear ends of the solar photovoltaic panel (1) are equipped with a fixed plate (2), and the fixed plate (2) The upper end surface of the upper surface is provided with a fixing groove (201), and the inside of the two fixing grooves (201) are respectively equipped with a screw rod (202) and a sliding rod (204), and the outer side of the screw rod (202) and the sliding rod (204) The walls are all movably socketed with sliders (3), and connecting plates (301) are installed on opposite sides of the two sliders (3), and a fixed frame (301) is installed between the two connecting plates (301). 4), the right side wall of the fixed frame (4) is equipped with a first flushing pipe (5), the front end of the fixed frame (4) is equipped with a second motor (401), and the second motor (401 ) through the outer wall of the fixed frame (4) and the brush roller (402) is installed; A support frame (8) positioned at the left side of the fixed frame (4) is installed between the two connecting plates (301), and a sponge roller (801) and Cotton Roller (802). 2. A photovoltaic module surface cleaning device according to claim 1, characterized in that: a second flushing pipe (7) is installed on the right side wall of the support frame (8), and the second flushing pipe (7) ) and the outer wall of the first flushing pipe (5) are equipped with a plurality of high-pressure nozzles (501). 3. A photovoltaic module surface cleaning device according to claim 1, characterized in that: a cleaning pipe (6) is installed on the upper surface of the fixed frame (4), and the outer wall of the cleaning pipe (6) is installed There is a valve (601), and the bottom of the cleaning pipe (6) is equipped with a plurality of spray heads penetrating through the upper surface of the fixed frame (4). 4. A photovoltaic module surface cleaning device according to claim 2, characterized in that: one end of the second flushing pipe (7), the first flushing pipe (5) and the cleaning pipe (6) is connected with a water inlet pipe (701), the other end of the water inlet pipe (701) is equipped with a bellows. 5. A photovoltaic module surface cleaning device according to claim 1, characterized in that: a first motor (203) is installed on the right side wall of the fixed plate (2) at the rear, and the first motor (203) It runs through the right side wall of the rear fixing plate (2) and is fixedly connected with the screw rod (202). 6. A photovoltaic module surface cleaning device according to claim 1, characterized in that: both the fixing frame (4) and the supporting frame (8) are in a "U" shape.