CN223207092U - Photovoltaic panel cleaning device - Google Patents

Abstract

A photovoltaic panel cleaning device, relating to the field of photovoltaic technology, comprises a mounting frame, a cleaning roller rotatably connected within the mounting frame, a central motor disposed on the outside of the mounting frame, the cleaning roller being connected to the output shaft of the central motor, a spray pipe disposed on the inner wall of the mounting frame, and dust-proof mechanisms disposed on both sides of the mounting frame. The device is attached to the photovoltaic panel via a guide mechanism, with a travel motor driving the travel wheels to move while a submersible pump sprays cleaning fluid onto the panel surface. The central motor drives the cleaning roller to rotate and clean the panel. During movement, an air nozzle blows away dust in advance, a water-absorbing sponge absorbs excess moisture, and an air nozzle on the other side dries the surface to ensure no residue.

Description

Photovoltaic board cleaning device

Technical Field

The utility model relates to the technical field of photovoltaics, in particular to a photovoltaic panel cleaning device.

Background

The photovoltaic panel is used as a core component of a solar power generation system, and the surface state of the photovoltaic panel is directly related to the photoelectric conversion efficiency and the long-term operation reliability. Therefore, regular and efficient maintenance cleaning work is critical to ensure that the photovoltaic panels remain in an optimal performance state, to extend the useful life, and to maximize the power generation output.

Chinese patent CN110732506B proposes a photovoltaic power station photovoltaic panel cleaning robot, and this robot can remove on the photovoltaic panel through integrated walking wheel system, disposes brush roller and washs cotton roller, realizes the cleanness on photovoltaic panel surface, washs cotton roller and cleans the back at moist photovoltaic panel surface, can remain a large amount of moisture. If the brush roller continues to perform the dry-cleaning operation in the adjacent area at this time, not only the newly generated or stubborn dirt may not be effectively removed, but also the dust just wetted and loosened may be redistributed due to the cleaning operation, so that the particles are attached to the surface of the photovoltaic panel again, and secondary pollution is formed.

Disclosure of utility model

The utility model aims to solve the problems in the background art, and further provides a photovoltaic panel cleaning device.

The technical scheme adopted for solving the technical problems is as follows:

The utility model provides a photovoltaic board cleaning device, includes a mounting frame, the mounting frame internal rotation is connected with the cleaning roller, the mounting frame outside is equipped with central motor, central motor's output shaft has the cleaning roller, be equipped with the shower on the mounting frame inner wall, the mounting frame both sides are equipped with dustproof mechanism, the mounting frame includes front bezel, back plate and two curb plates, front bezel, latter half and two curb plate fixed connection form a rectangular frame, the curb plate includes vertical board and backup pad, wherein vertical board fixed connection is between front bezel and back plate, fixedly connected with backup pad on the vertical board, dustproof mechanism includes a guide bar, be equipped with the through-hole in the backup pad, sliding fit has the guide bar in the through-hole, the guide bar top is equipped with the limiting plate, the guide bar bottom is equipped with U type frame, install the sponge piece that absorbs water in the U type frame, be equipped with flexible spring between U type frame and the backup pad, the backup pad tip is equipped with the shower nozzle.

Further, a dust cover is formed on the top of the mounting frame.

Further, the flexible spring can drive the water absorbing sponge block to move in a direction away from the supporting plate.

Further, the water storage tank is further provided with a submersible pump, the submersible pump is connected with a spray joint through a water pipe, and the spray joint is fixedly connected to the spray pipe.

Further, the mounting frame is provided with a traveling mechanism and a guide mechanism.

Further, the travelling mechanism comprises a travelling motor and travelling wheels, two travelling motors are arranged on the rear plate, the two travelling motors are respectively positioned on two sides of the central motor, the travelling wheels are connected to the output shaft of the travelling motor after passing through the rear plate, and two travelling wheels are arranged on the front plate.

Further, guiding mechanisms are arranged on the front plate and the rear plate, each guiding mechanism comprises a first vertical plate, each first vertical plate is connected with a first horizontal plate, a rotating shaft is arranged on each first horizontal plate, guiding wheels are arranged on the rotating shafts, the two guiding mechanisms are respectively clamped on the frames on the upper side and the lower side of the photovoltaic plate, and travelling wheels are in surface contact with the photovoltaic plate.

Compared with the prior art, the cleaning device has the beneficial effects that the cleaning device is clamped on the photovoltaic panel through the guide mechanism, the walking motor is used for driving the walking wheels to move, meanwhile, the submersible pump sprays cleaning liquid onto the surface of the photovoltaic panel, and the central motor drives the cleaning roller to rotate for cleaning. In the moving process, the blowing nozzle blows away dust in advance, the water absorbing sponge block absorbs redundant moisture, and the blowing nozzle on the other side dries the surface, so that no residue is ensured. The device realizes efficient and comprehensive cleaning of the photovoltaic panel, improves the cleaning effect and efficiency, and is easy to operate and maintain.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic structural view of a guide mechanism;

FIG. 3 is a top view of the present utility model;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

wherein 1a mounting frame, 11a front plate, 12 a rear plate, 13 a side plate, 131 a vertical plate, 132 a support plate,

21, A central motor, 22 cleaning rollers,

3 Spray pipes, 31 spray joints,

4 Travelling mechanisms, 41 travelling motors, 42 travelling wheels,

5 Guiding mechanism, 51 first vertical plate, 52 first horizontal plate, 53 rotating shaft, 54 guiding wheel,

61 Limit plates, 62 guide rods, 63 blowing nozzles, 64 flexible springs, 65U-shaped frames, 66 water absorbing sponge blocks,

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 will be further described with reference to the accompanying drawings and examples:

As shown in fig. 1 to 4, a photovoltaic panel cleaning apparatus includes a mounting frame 1 made of a high-strength lightweight aluminum alloy material to secure structural strength while reducing the overall weight. The cleaning roller 22 is rotationally connected to the mounting frame, and the surface of the cleaning roller is covered with a microfiber cloth with wear resistance and good water absorption so as to enhance the cleaning effect. Such as the cleaning roller can be replaced by brushes with different materials or different roughness to meet the cleaning requirements of different types of photovoltaic panels.

The outside of the installation frame is provided with a central motor 21, preferably a permanent magnet synchronous motor with high efficiency and energy conservation, so as to reduce energy consumption and improve driving force. The output shaft of the central motor is connected with a cleaning roller, a spray pipe 3 is arranged on the inner wall of the installation frame, and dustproof mechanisms are arranged on two sides of the installation frame.

Furthermore, a dust cover is formed at the top of the mounting frame, and is made of transparent and ageing-resistant polycarbonate material, so that dust is prevented from being invaded during cleaning, and the cleaning process can be conveniently observed.

In at least one embodiment, the mounting frame comprises a front plate 11, a rear plate 12 and two side plates 13, wherein the front plate, the rear half and the two side plates are fixedly connected through high-strength bolts to form a stable rectangular frame, and sealing strips are arranged at the joints to prevent moisture and dust from entering the interior. The specific dimensions of the mounting frame may be customized according to the specifications of the photovoltaic panel to ensure a perfect fit.

Further, the side plates include a vertical plate 131 and a support plate 132, wherein the vertical plate is fixedly connected between the front plate and the rear plate, and the support plate is fixedly connected to the vertical plate, so that the dust-proof mechanism is convenient to install. Wherein the vertical plate 131 and the support plate 132 are processed by laser cutting and bending processes, ensuring dimensional accuracy and structural stability.

Further, the dustproof mechanism comprises a guide rod 62, a through hole is formed in the support plate, the guide rod is slidably matched in the through hole, a limiting plate 61 is arranged at the top of the guide rod, a U-shaped frame 65 is arranged at the bottom of the guide rod, a water absorbing sponge block 66 is arranged in the U-shaped frame, a flexible spring 64 is arranged between the U-shaped frame and the support plate, and a blowing nozzle 63 is arranged at the end of the support plate. The air blowing nozzle is an efficient and energy-saving pneumatic nozzle, is connected with an air pump, can be a mute diaphragm pump with stable output, is arranged on the travelling trolley, and is connected with the nozzle through a hose, so that the travelling trolley is convenient to move and use.

The scheme refines, flexible spring can drive the sponge piece that absorbs water to move towards the direction of keeping away from the backup pad to make the sponge piece during operation that absorbs water can support and lean on the photovoltaic board surface, with the dust of absorbing away the photovoltaic board surface.

As shown in fig. 3, the two side plates are provided with blowing nozzles, and if the device moves horizontally to the right, the blowing nozzle at the right side can obliquely blow away dust and foreign matters attached to the surface of the photovoltaic panel in advance, so that the dust moves towards a direction away from the device. The blowing nozzle on the left side can blow air to the surface of the photovoltaic panel which is just wiped by the water absorbing sponge block, because the surface of the photovoltaic panel which is absorbed by the water absorbing sponge block is basically free of water, and the photovoltaic panel is dried as soon as the photovoltaic panel is blown by the blowing nozzle. No dust adheres thereto even if present.

In at least one embodiment, the photovoltaic panel cleaning device further comprises a water storage tank, and the water storage tank is made of food-grade stainless steel materials, so that water storage safety and sanitation are guaranteed. The water storage tank is internally provided with a submersible pump, the submersible pump is of a type with low power consumption and high lift, the submersible pump is connected with a spray connector 31 through a high-pressure-resistant water pipe, and the spray connector is fixedly connected to a spray pipe. The spray joint adopts the even spraying design, can ensure that the washing liquid covers on photovoltaic board surface evenly.

The inner barrel water storage mode in the prior art is not adopted, because the whole cleaning mechanism is extremely heavy after the inner pipe is filled with water, the cleaning mechanism is inconvenient to lift to the photovoltaic panel, and even the damage to the photovoltaic panel can be caused. The water storage tank can be placed on a travelling trolley, the trolley can be manually pulled to move along with the travelling trolley, labor is not wasted, the water storage tank can be designed to be detachable, and water can be conveniently added and cleaned.

In at least one embodiment, the mounting frame is provided with a traveling mechanism 4 and a guiding mechanism 5.

Further, the travelling mechanism comprises a travelling motor 41 and travelling wheels 42, two travelling motors are arranged on the rear plate, the two travelling motors are respectively positioned on two sides of the central motor, an output shaft of each travelling motor penetrates through the rear plate and then is connected with the travelling wheels, and the two travelling wheels are also arranged on the front plate. The walking motor 41 is also an efficient and energy-saving permanent magnet synchronous motor, and the walking wheel 42 is made of wear-resistant and anti-skid rubber, so that the surface of the photovoltaic panel is stable during walking and cannot be damaged. The running gear can be upgraded to a crawler type to accommodate more complex or steeper photovoltaic panel installation environments.

Further, guide mechanisms are arranged on the front plate and the rear plate, each guide mechanism comprises a first vertical plate 51, the first vertical plates are connected with a first horizontal plate 52, a rotating shaft 53 is arranged on each first horizontal plate, and guide wheels 54 are arranged on each rotating shaft. Two guiding mechanisms are respectively clamped on the frames on the upper side and the lower side of the photovoltaic panel, and the travelling wheels are contacted with the surface of the photovoltaic panel. The anti-skid texture is arranged on the surface of the guide wheel, so that the friction force between the guide wheel and the frame of the photovoltaic panel can be enhanced, and the equipment is ensured not to slide or deviate in the cleaning process.

In the working mode, the photovoltaic panel cleaning device utilizes the guide mechanism (guide wheel) to clamp equipment on the frames on the upper side and the lower side of the photovoltaic panel, so that the water storage tank of the travelling trolley is ensured to be filled with enough cleaning fluid. The submerged pump and the spray pipe, and the air pump and the blowing nozzle are connected. And (5) checking whether components such as the cleaning roller, the travelling wheel, the guide wheel and the like are firmly installed or not, and ensuring that the equipment is in a good working state. The equipment position is adjusted to ensure that the cleaning roller is maintained at a proper distance from the photovoltaic panel surface for cleaning operations.

And starting a walking motor, and driving the walking wheel to enable the equipment to slowly move along the surface of the photovoltaic panel. Simultaneously, the submersible pump is started to uniformly spray the cleaning liquid from the spray pipe to the surface of the photovoltaic panel. And starting a central motor to drive the cleaning roller to rotate so as to clean the surface of the photovoltaic panel.

In the moving process of the equipment, the blowing nozzle on one side obliquely blows away dust and foreign matters attached to the surface of the photovoltaic panel in advance. The blowing nozzle on the other side is used for drying the surface of the photovoltaic panel which is just treated by the cleaning roller and the water-absorbing sponge block, so that the surface is ensured to have no residual moisture and dust. The water-absorbing sponge block is abutted against the surface of the photovoltaic panel under the action of the flexible spring, so that redundant moisture and dust are effectively absorbed.

And repeating the steps of cleaning, dust prevention and drying along with the movement of the equipment until the whole surface of the photovoltaic panel is cleaned. In the cleaning process, the walking speed, the spraying amount and the blowing intensity can be adjusted according to the requirement so as to achieve the optimal cleaning effect.

After cleaning is completed, all motors and pumps are turned off and the device is removed from the photovoltaic panel. The equipment is cleaned and inspected to ensure that the components are not damaged or worn. The device is stored in a dry ventilated place for the next use.

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 foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this 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. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

4. The repairing kit for automotive dents, according to claim 1, wherein a bottom of the foot stand comprises a through-hole, and the two foot pieces comprise two bosses, wherein the bosses comprise a through-hole, a guide plate, and a bottom of the foot stand. The through-hole comprises a bottom of the foot stand, and a U-shaped frame is provided. A water-absorbing sponge block is installed in the U-shaped frame, and a flexible spring is provided between the U-shaped frame and the support plate. An air blowing nozzle is provided at the end of the support plate. 2 . The photovoltaic panel cleaning device according to claim 1 , wherein a dust cover is formed on the top of the mounting frame. 3 . The photovoltaic panel cleaning device according to claim 1 , wherein the flexible spring is capable of driving the water-absorbing sponge block to move in a direction away from the support plate. 4. The photovoltaic panel cleaning device according to claim 1 is characterized in that it also includes a water tank, a submersible pump is provided in the water tank, the submersible pump is connected to a spray joint through a water pipe, and the spray joint is fixedly connected to the spray pipe. 5 . The photovoltaic panel cleaning device according to claim 2 , wherein a walking mechanism and a guiding mechanism are provided on the mounting frame. 6. The photovoltaic panel cleaning device according to claim 5 is characterized in that the walking mechanism includes a walking motor and walking wheels, two walking motors are provided on the rear plate, and the two walking motors are respectively located on both sides of the central motor, and the output shaft of the walking motor passes through the rear plate and is connected to the walking wheel, and two walking wheels are provided on the front plate. 7. The photovoltaic panel cleaning device according to claim 5 is characterized in that the front plate and the rear plate are both provided with a guide mechanism, the guide mechanism includes a first vertical plate, the first vertical plate is connected to a first horizontal plate, a rotating shaft is installed on the first horizontal plate, a guide wheel is installed on the rotating shaft, the two guide mechanisms are respectively clamped on the upper and lower side frames of the photovoltaic panel, and the walking wheels are in contact with the surface of the photovoltaic panel.