CN218387409U

CN218387409U - Photovoltaic board cleaning machines

Info

Publication number: CN218387409U
Application number: CN202222448838.XU
Authority: CN
Inventors: 王煜晨; 孙骁飞; 张驰; 程昕; 岳琛皓
Original assignee: North China Electric Power University
Current assignee: North China Electric Power University
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-01-24
Anticipated expiration: 2032-09-15

Abstract

The utility model relates to a photovoltaic panel cleaning machine, which comprises a machine body, wherein a plurality of driving wheels are respectively arranged on two sides of the machine body, a crawler belt is sleeved on the driving wheels, an annular groove is formed in the outer wall of the crawler belt, and a plurality of sucker units are arranged in the groove; one end of the machine body is provided with a cleaning component for cleaning the photovoltaic panel; the machine body is provided with a control unit which is connected with the driving wheel and the cleaning component; cleaning machine can accomplish the cleaning of photovoltaic board automatically, sets up a plurality of sucking discs on the track, and automobile body non-slip property obviously promotes, can adapt to the photovoltaic board that has inclination.

Description

Photovoltaic board cleaning machines

Technical Field

The utility model relates to a solar photovoltaic board cleaning device technical field especially relates to a photovoltaic board cleaning machine.

Background

According to data published by the national energy agency, the installed capacity of photovoltaic power generation in China is 2.7 hundred million kilowatts, and the installed capacity is increased by 23.6 percent on a same scale. The installed photovoltaic power generation scale accounts for 12% of the installed national power generation capacity. China has many photovoltaic power generation fields, the area for laying photovoltaic power generation boards is large, dust is often accumulated on a photovoltaic module due to geographical environment and climate change, the generated energy is affected if the photovoltaic module is not cleaned in time, and hot spot effect is generated in severe conditions to damage the module.

The clean manual cleaning that often adopts of general photovoltaic module, manual cleaning often has trample the subassembly, increases the risk that leads to the photovoltaic board to damage, and has personnel danger of ascending a height, increases the cost of labor simultaneously.

Disclosure of Invention

In view of the above problem, the utility model aims at providing a photovoltaic board cleaning machine can accomplish the cleaning work of photovoltaic board automatically, has solved that the artifical washing exists because the cleaning personnel tramples two increases risk and personnel that lead to the photovoltaic board to damage and have ascended a height danger, has reduced the cost of labor.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a photovoltaic panel cleaning machine comprises a machine body, wherein a plurality of driving wheels are arranged on two sides of the machine body respectively, a crawler belt is sleeved on the driving wheels, an annular groove is formed in the outer wall of the crawler belt, and a plurality of sucker units are arranged in the groove; one end of the machine body is provided with a cleaning assembly for cleaning the photovoltaic panel; the machine body is provided with a control unit, and the control unit is connected with the driving wheel and the cleaning assembly.

Preferably, the plurality of driving wheels on one side of the machine body are uniformly arranged at intervals.

Preferably, among the plurality of driving wheels on one side of the body, the driving wheels on both ends are driving wheels, and the other driving wheels are driven wheels.

Preferably, the driving wheel is connected with a driving wheel motor, and the driving wheel motor is connected with the control unit.

Preferably, the sucking disc unit includes linear actuator, is used for control linear actuator's micro-gap switch and sucking disc of work, linear actuator with track fixed connection, install the sucking disc on linear actuator's the push rod, linear actuator is connected with micro-gap switch, micro-gap switch inlays to be established on the track.

Preferably, the cleaning assembly comprises a dust collection box and a rolling brush for cleaning the surface of the photovoltaic panel, the dust collection box is installed at one end of the machine body, and the rolling brush is located below the inside of the dust collection box.

Preferably, the rolling brush comprises a roller and a brush spirally arranged on the roller, and two ends of the roller are connected with the inner wall of the dust collection box.

Preferably, a sensor for detecting the edge or obstacle of the photovoltaic panel in the traveling direction of the cleaning machine is mounted at the lower part of the other end of the machine body, and the sensor is connected with the control unit.

Preferably, the sensor is an infrared sensor.

The utility model discloses owing to take above technical scheme, it has following advantage:

1. the utility model provides a photovoltaic board cleaning machine can accomplish the cleaning of photovoltaic board automatically.

2. The utility model provides a photovoltaic board cleaning machine sets up a plurality of sucking discs on the track, and automobile body non-slip property obviously promotes, can adapt to the photovoltaic board that has inclination.

3. The utility model provides a photovoltaic board cleaning machine, the sensor can detect photovoltaic flange reason, avoids the automobile body to fall the photovoltaic board.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of a photovoltaic panel cleaning machine according to an embodiment of the present invention.

Fig. 2 is a schematic bottom three-dimensional structure of the photovoltaic panel cleaning machine according to the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the suction cup unit according to the embodiment of the present invention.

Fig. 4 is a schematic view of a first operating state of the suction cup unit of the photovoltaic panel cleaning machine according to the present invention.

Fig. 5 is a schematic view of a second working state of the suction cup unit of the photovoltaic panel cleaning machine according to the present invention.

Fig. 6 is a schematic view of a third operating state of the suction cup unit of the photovoltaic panel cleaning machine according to the present invention.

In the drawings, the reference numbers:

the device comprises a machine body 1, a driving wheel 2, a track 3, a groove 4, a sucker unit 5, a linear driver 501, a microswitch 502, a sucker 503, a control unit 6, a dust collection box 7, a rolling brush 8 and a sensor 9.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of the description, but do not indicate or imply that the system or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "assembled", "disposed" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

The utility model provides a photovoltaic board cleaning machines can accomplish the cleaning work of photovoltaic board automatically, has solved that artifical washing exists because the cleaning personnel tramples two increases risk and personnel that lead to the photovoltaic board to damage and have ascended a height danger, has reduced the cost of labor.

The following describes the photovoltaic panel cleaning machine in detail with reference to the accompanying drawings.

Examples

As shown in fig. 1 and 2, the photovoltaic panel cleaning machine provided by the embodiment comprises a machine body 1, wherein a plurality of driving wheels 2 are respectively arranged on two sides of the machine body 1, a crawler 3 is sleeved on each driving wheel 2, an annular groove 4 is formed in the outer wall of each crawler 3, and a plurality of sucker units 5 are arranged in each groove 4; one end of the machine body 1 is provided with a cleaning component for cleaning a photovoltaic panel; a control unit 6 is arranged on the machine body 1, the control unit 6 is connected with the driving wheel 2 and the cleaning component, the control unit 6 can control the driving wheel 2 to start and stop, and the control unit 6 can control the cleaning component to work.

In the embodiment, the plurality of transmission wheels 2 on one side of the machine body 1 are uniformly arranged at intervals, the transmission wheels 2 on the two ends are driving wheels, the other transmission wheels are driven wheels, the driving wheels are connected with driving wheel motors, the driving wheel motors are connected with the control unit 6, and the control unit 6 controls the driving wheels to work by controlling the starting of the driving wheel motors, so that the purpose of controlling the cleaning machine to walk and stop is achieved.

In this embodiment, referring to fig. 3, the suction cup unit 5 includes a linear actuator 501, a micro switch 502 for controlling the operation of the linear actuator 501, and a suction cup 503, where the linear actuator 501 includes a battery box, a battery is disposed in the battery box, the linear actuator 501 is powered by the battery and is driven, the linear actuator 501 is fixedly connected to the track 3, the suction cup 503 is mounted on a push rod of the linear actuator 501, the suction cup 503 is a soft suction cup, such as a rubber suction cup, when the push rod is in a retracted state, an end surface of the suction cup 503 is lower than an outer wall surface of the track 3, that is, the suction cup 503 is located in the groove 4; when the push rod is in a stretching state, the suction cup 503 is adsorbed on the photovoltaic panel, the end surface of the suction cup 503 is equal to or slightly higher than the outer wall surface of the track 3, that is, the end surface of the suction cup 503 stretches out of the groove 4. The linear driver 501 is connected with the microswitch 502, a square groove is formed in the crawler 3, the microswitch 502 is embedded in the square groove, a threading hole is formed in the side wall of the square groove, a connecting line of the microswitch 502 and the linear driver 501 penetrates through the threading hole to connect the two parts, the microswitch 502 protrudes out of the outer wall surface of the crawler 3, the microswitch 502 is an elastic switch, when the outer wall surface of the crawler 3 is contacted with a photovoltaic panel, a button of the microswitch 502 is pressed down under the action of gravity of a cleaning machine, at the moment, the end surface of the microswitch 502 and the outer wall surface of the crawler 3 are in the same plane, a push rod of the linear driver 501 is pushed outwards to push the sucker 503 to be pressed on the photovoltaic panel, and the sucker 503 is adsorbed on the photovoltaic panel; when the cleaning machine continues to move, the microswitch 502 leaves the photovoltaic panel, the button of the microswitch 502 automatically bounces, the push rod of the linear driver 501 contracts and pulls the suction cup 503 to be separated from the photovoltaic panel, and the suction cup 503 does not adsorb the photovoltaic panel.

In this embodiment, clean subassembly includes dust absorption box 7 and the round brush 8 that is used for clean photovoltaic board surface, and dust absorption box 7 is installed at the afterbody of fuselage 1, and round brush 8 is located dust absorption box 7 inside and below, and round brush 8 is connected with round brush driving motor, and round brush driving motor drives round brush 8 and rotates, and round brush driving motor is connected with control unit 6. The rolling brush 8 comprises a roller and a brush spirally arranged on the roller, and dust on the surface of the photovoltaic panel can be effectively removed through cleaning of the rolling brush.

In this embodiment, a sensor 9 for detecting the edge or obstacle of the photovoltaic panel in the traveling direction of the cleaning machine is installed at the lower part of the other end of the machine body 1, the sensor 9 can be an infrared sensor, the sensor 9 is connected with the control unit 6, when the sensor 9 detects that the obstacle or the edge of the photovoltaic panel exists in front of the cleaning machine, the sensor 9 sends a signal to the control unit 6, the control unit 6 sends a signal to the driving wheel 2 to stop the cleaning machine from traveling, then the traveling direction of the cleaning machine is changed, automatic obstacle avoidance of the cleaning machine is achieved, and the cleaning machine is prevented from falling off the photovoltaic panel.

When the photovoltaic panel cleaning machine works, an operator places the cleaning machine on the photovoltaic panel, sets the running time on the control unit 6 and starts the cleaning machine. The driving wheel 2 starts to rotate, the cleaning machine advances, the rolling brush 8 starts to rotate, and dust on the photovoltaic panel is cleaned; the sensor 9 emits infrared light and receives reflected infrared light to measure distance, when the edge of the photovoltaic panel is detected, a signal is sent to the control unit 6, and the control unit 6 controls the vehicle body 1 to turn or stop.

The suction cup unit 5 undergoes three states during the advancement of the vehicle body 1:

first, as shown in fig. 4, the arrow direction in the figure is the track rotation direction, the suction cup 503 does not contact the surface of the photovoltaic panel, that is, when the suction cup 503 is about to contact the surface of the photovoltaic panel, the suction cup 503 is loose, and the suction cup 503 does not adsorb;

secondly, as shown in fig. 5, the arrow direction in the figure is the track rotation direction, when the suction cup 503 contacts the surface of the photovoltaic panel, air in the suction cup 503 is removed, and the suction cup 503 is adsorbed on the photovoltaic panel;

thirdly, as shown in fig. 6, the arrow direction in the figure is the track rotation direction, the suction cup 503 is about to leave the surface of the photovoltaic panel, the suction cup 503 sucks air, and the suction cup 503 leaves the surface of the photovoltaic panel.

When the track 3 rotates, the microswitch 502 at the forefront of the advancing direction of the vehicle body 1 is in contact with the photovoltaic panel and is triggered, the push rod of the associated linear driver 501 pushes the sucker 503 to be in contact with the photovoltaic panel, the sucker 503 starts to adsorb, the microswitch 502 at the rearmost of the advancing direction is in a reset state after being out of contact with the photovoltaic panel, the push rod of the associated linear driver 501 contracts to pull the sucker 503 to be separated from the photovoltaic panel, and the sucker 503 is separated from the adsorption and continuously circulates, so that the vehicle body 1 is always adsorbed on the surface of the photovoltaic panel. In this embodiment, a plurality of suction cup units 5 are installed on the crawler 3, and the vehicle body 1 can be firmly adsorbed on the photovoltaic panel, and even if the photovoltaic panel has an inclination angle, for example, the inclination angle is 30 degrees, the cleaning machine can also complete the cleaning work on the photovoltaic panel.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A photovoltaic panel cleaning machine is characterized by comprising a machine body, wherein a plurality of driving wheels are arranged on two sides of the machine body respectively, a crawler belt is sleeved on the driving wheels, an annular groove is formed in the outer wall of the crawler belt, and a plurality of sucker units are arranged in the groove; one end of the machine body is provided with a cleaning assembly for cleaning the photovoltaic panel; the machine body is provided with a control unit, and the control unit is connected with the driving wheel and the cleaning assembly.

2. A photovoltaic panel cleaning machine according to claim 1, wherein the plurality of drive wheels on one side of the body are evenly spaced.

3. The photovoltaic panel cleaning machine of claim 1, wherein the plurality of drive wheels on one side of the machine body are drive wheels on both ends, and the other drive wheels are driven wheels.

4. A photovoltaic panel cleaning machine according to claim 3, wherein the drive wheel is connected to a drive wheel motor, which is connected to the control unit.

5. The photovoltaic panel cleaning machine of claim 1, wherein the suction cup unit comprises a linear driver, a micro switch and a suction cup, the micro switch and the suction cup are used for controlling the linear driver to work, the linear driver is fixedly connected with the track, the suction cup is installed on a push rod of the linear driver, the linear driver is connected with the micro switch, and the micro switch is embedded on the track.

6. The photovoltaic panel cleaning machine of claim 1, wherein the cleaning assembly includes a suction box mounted at one end of the machine body and a roller brush for cleaning the surface of the photovoltaic panel, the roller brush being located below within the suction box.

7. The photovoltaic panel cleaning machine of claim 6, wherein the roller brush comprises a roller and a brush spirally disposed on the roller, and both ends of the roller are connected to an inner wall of the dust collection box.

8. The photovoltaic panel cleaning machine according to claim 1, wherein a sensor for detecting an edge or obstacle of the photovoltaic panel in a traveling direction of the cleaning machine is installed at a lower portion of the other end of the body, and the sensor is connected to a control unit.

9. The photovoltaic panel cleaning machine of claim 8, wherein the sensor is an infrared sensor.