CN115149898B

CN115149898B - Photovoltaic panel cleaning device and cleaning method thereof

Info

Publication number: CN115149898B
Application number: CN202210980683.6A
Authority: CN
Inventors: 姚冬暐; 陆洲
Original assignee: Hangzhou Eolo Robot Technology Co ltd
Current assignee: Hangzhou Eolo Robot Technology Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2023-04-07
Anticipated expiration: 2042-08-16
Also published as: CN115149898A

Abstract

The photovoltaic panel cleaning device comprises a main body module and a cleaning module, wherein the main body module is connected with the cleaning module; the main body module is provided with anti-skid modules which are arranged at two ends of the main body module; the anti-skidding module comprises anti-skidding rolling wheels, adjusting sleeves and telescopic rods, the anti-skidding rolling wheels are connected with the adjusting sleeves, and the adjusting sleeves are connected with the telescopic rods. This application can prevent through setting up anti-skidding module at the both ends of main part module photovoltaic panel cleaning device falls because of the landing at photovoltaic panel's inclination, has increased cleaning device's application range for cleaning device can clean the photovoltaic panel at bigger inclination.

Description

Photovoltaic panel cleaning device and cleaning method thereof

Technical Field

The invention belongs to the technical field of cleaning of photovoltaic panels, and particularly relates to a cleaning device and a cleaning method for a photovoltaic panel.

Background

Solar energy is an inexhaustible renewable resource, and solar cells are receiving more attention in increasingly serious forms of energy crisis, but the improvement of the conversion efficiency of the solar cells is also more difficult. The solar module is generally installed outdoors and is subjected to wind, rain and rain, and fine dust particles and the like are easily attached to the surface of the solar module. Firstly, the light transmittance is affected by the dirt on the surface, so that the radiation quantity received by the surface of the component is affected, and the power generation efficiency of the component is reduced; secondly, the dirty thing adheres to the panel surface and can form the shadow, produces the hot spot effect in solar energy component's part, and then causes the damage to the photovoltaic panel, not only influences the power generation rate, more probably shortens the life of photovoltaic panel.

At present, a cleaning device for a photovoltaic panel is generally bulky, for example, a part of a photovoltaic panel cleaning vehicle cannot clean a roof or other places difficult to drive into to the photovoltaic panel; or the cleaning device of partial photovoltaic panel needs customization, can not clean the photovoltaic panel of equidimension not. If the small cleaning device is used for cleaning the photovoltaic panel, the photovoltaic panel with a large inclination angle is difficult to clean, and the application range is small; and the clean environment on the partial photovoltaic panel is comparatively abominable, for example high dust high humidity, and small-size cleaning device is difficult to adapt to abominable washing environment, and precision instruments's spoilage is high.

Disclosure of Invention

The invention aims to provide a photovoltaic panel cleaning device and a cleaning method thereof, and aims to solve the technical problems that the cleaning device is poor in adaptability and is difficult to clean a photovoltaic panel in a difficult environment such as an excessively high inclination angle of the photovoltaic panel.

In order to solve the technical problems, the specific technical scheme of the invention is as follows:

the photovoltaic panel cleaning device comprises a main body module and a cleaning module, wherein the main body module is connected with the cleaning module; the main body module is provided with anti-skid modules which are arranged at two ends of the main body module; the anti-skidding module comprises an anti-skidding roller, an adjusting sleeve and a telescopic rod, the anti-skidding roller is connected with the adjusting sleeve, and the adjusting sleeve is connected with the telescopic rod.

Further, the main body module further comprises a hydroelectric module, an electric control module and a power module, wherein the hydroelectric module is connected with the electric control module, and the power module is connected with the electric control module.

Further, the anti-skid module is connected with the power module.

Furthermore, the anti-skidding idler wheel is movably connected with the adjusting sleeve through a connecting rod.

Furthermore, the adjusting sleeve is provided with a telescopic sleeve, the telescopic sleeve is arranged at one end of the adjusting sleeve, and the connecting rod is movably connected with the telescopic sleeve.

Furthermore, the telescopic sleeve is provided with a pin hole, the connecting rod is provided with a hole site matched with the pin hole on the telescopic sleeve, and the telescopic sleeve is connected with the connecting rod through a pin shaft.

Furthermore, the telescopic sleeve is provided with more than one group of pin holes and/or the connecting rod is provided with more than one group of hole sites matched with the pin holes.

Furthermore, the other end of telescopic link is connected with the telescopic link, the telescopic link is provided with one at least, be provided with at least one bolt hole on the telescopic link.

Furthermore, the adjusting sleeve is provided with at least one through hole matched with the bolt hole, and the adjusting sleeve is connected with the telescopic rod through a bolt.

Furthermore, the telescopic rod is connected with the power module through a connecting seat, at least one through hole matched with the bolt hole is formed in the connecting seat, and the connecting seat is connected with the telescopic rod through a bolt.

A method of cleaning comprising the steps of:

step S1: adjusting the telescopic sleeve and the connecting rod to enable the distance between the anti-skid roller and the adjusting sleeve to be adaptive to the thickness of the top surface of the photovoltaic panel to be cleaned;

step S2: adjusting the telescopic rod to enable the position of the cleaning device limited by the anti-falling module to be adaptive to the position to be cleaned of the photovoltaic panel;

and step S3: placing the cleaning device on the photovoltaic panel, wherein the antiskid rollers on the antiskid modules on one side of the cleaning device are placed on the top surface of the photovoltaic panel, and the antiskid rollers on the antiskid modules on the other side of the cleaning device are connected or not connected with the bottom surface of the photovoltaic panel;

and step S4: the cleaning device cleans the plane to be cleaned;

step S5: and repeating the step S1, the step S2, the step S3 and/or the step S4.

The invention has the following advantages: the anti-slip modules are arranged at the two ends of the main body module, so that the photovoltaic panel cleaning device can be prevented from slipping and falling due to the inclination angle of the photovoltaic panel, the use range of the cleaning device is enlarged, and the cleaning device can clean the photovoltaic panel with a larger inclination angle; just the anti-skidding module includes anti-skidding gyro wheel, adjusting collar and telescopic link, the adjusting collar with the telescopic link can be right the length of anti-skidding module is adjusted, makes when cleaning device places on treating clean position wantonly, anti-skidding module all can provide support to it, avoids its landing or falls.

Other features and advantages of the present invention will be disclosed in more detail in the following detailed description of the invention and the accompanying drawings.

Drawings

FIG. 1 is a schematic view of an overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the main body module of the present invention;

fig. 3 is a schematic view of the overall structure of the falling prevention module of the present invention;

FIG. 4 is a side view of an overall construction of the fall arrest module of the present invention;

FIG. 5 is a schematic view of an overall construction of the power module of the present invention;

fig. 6 is a schematic diagram of an overall structure of the electronic control module of the present invention.

The symbols in the figure illustrate: 1. a cleaning module; 2. a hydro-electric module; 31. an electric control box cover plate; 32. a main control fixing frame; 33. a switching power supply; 34. an electric control box main body; 35. a connecting shaft; 41. a crawler belt; 42. a fixing plate; 43. a driving wheel shaft; 44. a driven axle; 45. a motor unit; 51. a telescopic rod; 52. an adjusting sleeve; 53. anti-skid rollers; 54. a connecting rod; 55. a telescopic sleeve; 56. a connecting seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Photovoltaic panel cleaning device, as shown in fig. 1 to 6, including main part module and clean module 1, the main part module with clean module 1 is connected, the main part module with the connected mode of clean module 1 is including dismantling the connection, the main part module includes water and electricity module 2, automatically controlled module and power module, water and electricity module 2 with automatically controlled module connects, power module with automatically controlled module connects.

The water and electricity module 2 comprises a water and electricity pipe joint, a fixed support and a water and electricity slip ring, wherein the water and electricity pipe joint is connected with the fixed support in a movable mode, and the water and electricity module 2 is connected with the electric control module through the fixed support.

The hydroelectric slip ring has the main functions of integrating a water pipe and a cable and preventing the hydroelectric slip ring from interfering with a vehicle body; after water pipe and cable penetrate, can guarantee when cleaning device moves or turns to that water pipe and cable can not interfered by the machine, realize arbitrary direction adjustment and pull, avoid the damage of water pipe and cable, reinforcing device is to the adaptability of environment. The tension bolt can improve the stability of the fixed support so as to adapt to the severe environment during cleaning. The hydro-electric slip ring is used for being connected with a water pipe and a cable, so that the water pipe and the cable are not easy to be wound into a machine when the cleaning device goes forwards or turns, and therefore the flexibility of the device and the adaptability to various environments are enhanced.

The electronic control module comprises an electronic control box main body 34 and an electronic control box cover plate 31, wherein the electronic control box main body 34 is connected with the electronic control box cover plate 31. Preferably, be provided with heavy platform structure on the automatically controlled box main part 34, be equipped with on the automatically controlled box apron 31 with heavy platform structure complex cooperation structure, automatically controlled box main part 34 with automatically controlled box apron 31 passes through the cooperation structure with heavy platform structure sealing connection, the cooperation structure is located heavy platform structure's top. The sinking platform structure and the matching structure are stepped structures, optionally, the sinking platform structure is L-shaped, and the matching structure is also L-shaped. The waterproof sinking platform structure in sealing connection can enhance the adaptability of the device to high-humidity and dusty environments.

A switch power supply 33 and a power supply fixing seat are arranged in the electric control box main body 34, and the switch power supply 33 is fixedly connected with the bottom of the electric control box main body 34 through the power supply fixing seat. The main control device and the main control fixing frame 32 are further arranged in the electric control box main body 34, and the main control device is connected with the electric control box main body 34 through the main control fixing frame 32. The main control device is arranged above the switching power supply 33. The switching power supply 33 is used for supplying power.

A rubber pad is arranged between the electric control box main body 34 and the electric control box cover plate 31, and the electric control box main body 34 is connected with the electric control box cover plate 31 through the rubber pad. The rubber pad is used for further strengthening the waterproof performance of electronic control module for this device can use under humid environment or rainy day environment, further strengthens this device's adaptability, with the efficiency of reinforcing clean photovoltaic panel. During installation, the switching power supply 33 is installed on the power supply fixing seat, then the power supply fixing seat is installed in the electronic control box main body 34, then the main control device and the main control fixing frame 32 are installed in the electronic control box main body 34, and finally the rubber pad and the electronic control box cover plate 31 are covered to complete installation.

The sinking platform structure is combined with the rubber pad, so that the whole dustproof and waterproof structure can at least reach IP67 grade.

The lower extreme of automatically controlled box main part 34 still is equipped with automatically controlled base, automatically controlled base is used for the bearing automatically controlled box main part 34, automatically controlled base with power module connects.

The both ends of automatically controlled base are connected with connecting axle 35, and is preferred, be provided with the handle on the connecting axle 35, the transport after this device modularization decomposition of can being convenient for.

The power module comprises a motor unit 45 and a motion unit, wherein the motor unit 45 is connected with the motion unit, at least one motion unit is arranged, and at least one motor unit 45 is connected to one motion unit.

At least two motion units are arranged, and the adjacent motion units are connected through a connecting shaft 35. The device can be used for replacing the connecting shaft 35 with different lengths,

motor unit 45 includes motor protective housing and servo motor, the motor protective housing cover is established servo motor's the outside for strengthen motor unit 45's waterproof performance, in order to strengthen this device's adaptability. Preferably, a speed reducer is arranged between the motor unit 45 and the motion unit, and the speed reducer is used for reducing the speed of the driving motor so as to obtain larger torque and adapt to more photovoltaic panel planes in severe environments.

The moving unit comprises a positioning pin shaft and fixing plates 42, at least two fixing plates 42 are arranged on a single moving unit, and adjacent fixing plates 42 of the single moving unit are fixedly connected through positioning pin shafts. At least one positioning pin shaft is arranged between the adjacent fixing plates 42, preferably three positioning pin shafts are arranged, so that the stability of the device is enhanced, and the device is suitable for a possibly severe environment during cleaning.

The moving unit further comprises a driving wheel shaft 43, a driven wheel shaft 44 and a crawler 41, wherein the driving wheel shaft 43 is connected with the driven wheel shaft 44 through the crawler 41, a guide rail is arranged on the crawler 41, guide grooves matched with the guide rail are arranged on the driving wheel shaft 43 and the driven wheel shaft 44, and the guide rail is connected with the guide grooves. The guide groove and the guide rail have a limiting function, and the caterpillar band 41 can be prevented from being separated. The driving axle 43, the driven axle 44 and the track 41 are located between the two fixed plates 42.

The movement unit further comprises an idler shaft comprising an idler shaft connected to the fixed plate 42 by a rolling bearing and an idler connected to the track 41.

The driving wheel shaft 43 comprises a driving shaft and a driving wheel, the driving shaft is connected with the driving wheel, and the driving shaft is connected with the fixing plate 42. Preferably, the driving shaft is movably connected with the driving wheel through a rolling bearing.

The driven axle 44 includes a driven shaft and a driven wheel, the driven shaft is connected with the driven wheel, and the driven shaft is connected with the fixing plate 42. Preferably, the driven shaft is movably connected with the driven wheel through a rolling bearing, and the driven shaft is fixedly connected with the fixing plate 42, so that the waterproof and dustproof performance of the device is improved.

Optionally, the driving wheel shaft 43 and/or the driven wheel shaft 44 are movably connected with the fixing plate 42.

In operation, the motor unit 45 rotates the drive shaft, which rotates the track 41 via the drive pulley.

Still be equipped with the handle on the fixed plate 42, the handle sets up on the fixed plate 42 of main part module outside to the staff's transport the main part module.

The moving unit is further provided with a tensioning unit, the tensioning unit is arranged on the fixing plate 42, and the tensioning unit is connected with the driven shaft.

The motor unit 45 further includes the speed reducer, the servo motor is connected with the driving wheel shaft 43 through the speed reducer, and both the servo motor and the speed reducer are disposed in the motor protective housing. Preferably, the motor protection shell is connected with the fixing plate 42 in a sealing manner, so that the waterproof and dustproof performance of the device is improved. The proper servo motor and the proper speed reducer are selected to ensure the movement speed and provide enough driving force at the same time, so that the balance point of the rotating speed and the torque force is found; and the structure is simple and reliable.

The position of the speed reducer connected with the driving shaft is sleeved with a rolling bearing, and the rolling bearing is connected with the fixing plate 42, so that the driving wheel shaft 43 can rotate relative to the fixing plate 42, and the dustproof and waterproof performance between the driving shaft and the speed reducer is enhanced.

Still including preventing falling the module, prevent falling the module with the main part module is connected, prevent falling the module setting and be in the both ends of main part module, prevent falling the module and be used for preventing photovoltaic panel cleaning device falls because of the too big landing of the inclination of photovoltaic panel. The anti-falling module comprises an anti-slip roller 53, an adjusting sleeve 52 and an expansion rod 51, wherein the anti-slip roller 53 is connected with the adjusting sleeve 52, and the adjusting sleeve 52 is connected with the expansion rod 51.

Optionally, the anti-skid roller 53 is movably connected to one end of the adjusting sleeve 52 away from the main body module through a connecting rod 54, preferably, the anti-skid roller 53 is movably connected to the connecting rod 54, and optionally, the connecting rod 54 is directly connected to the adjusting sleeve 52.

Optionally, a telescopic sleeve 55 is arranged on the adjusting sleeve 52, the telescopic sleeve 55 is arranged at one end of the adjusting sleeve 52 far away from the main body module, the anti-skid roller 53 is fixedly or movably connected with the connecting rod 54, and the telescopic sleeve 55 is movably connected with the connecting rod 54; or the anti-skid roller 53 is movably connected with the connecting rod 54, and the telescopic sleeve 55 is fixedly connected with the connecting rod 54.

Optionally, a pin hole is formed in the telescopic sleeve 55, a hole position matched with the pin hole in the telescopic sleeve 55 is formed in the connecting rod 54, and the telescopic sleeve 55 is connected with the connecting rod 54 through a pin shaft. The telescopic sleeve 55 is provided with more than one group of pin holes and/or the connecting rod 54 is provided with more than one group of hole sites matched with the pin holes. Therefore, the distance between the anti-skid roller 53 and the adjusting sleeve 52 can be adjusted by the telescopic sleeve 55, so that the top ends of the photovoltaic panels with different thicknesses can be adapted.

The telescopic rod 51 is connected with the power module through a connecting seat 56, at least one through hole matched with the bolt hole is formed in the connecting seat 56, and the connecting seat 56 is connected with the telescopic rod 51 through a bolt.

The anti-falling module is generally used on a photovoltaic panel with an inclination angle, the anti-falling module on one side is hung on the top end of the photovoltaic panel, namely, the anti-sliding roller 53 is placed on the photovoltaic panel, so that the safety protection effect can be achieved, and the device is prevented from accidentally falling due to severe environment.

Preferably, the telescopic rod 51 is connected to the power module, and optionally, the telescopic rod 51 is connected to the fixing plate 42 through a fixing seat. Optionally, the fixing base is provided with a through hole matched with the bolt hole, and when the fixing base is used, the bolt is inserted into the through hole and the bolt hole to complete fixing. The anti-falling module only completes the extension and retraction through a mechanical structure and has a simple structure; the telescopic rod 51 can be stretched out and drawn back through the bolt and the through hole, so that the use is convenient; therefore, the cleaning device is less influenced by the severe environment during cleaning and can be more suitable for the severe environment during cleaning. And the telescopic rod 51 is fixed by the fixing seat, so that the connection stability of the telescopic rod 51 and the moving unit is further enhanced, and the falling-preventing module is prevented from falling off due to severe environment.

Optionally, the telescopic rod 51 passes through or does not pass through the moving unit, and preferably, the telescopic rod 51 passes through the moving unit to enhance the stability of the anti-falling module, prevent the anti-falling module from falling off from the fixed seat, and enhance the adaptability of the device to severe environments.

The length of the telescopic rod 51 can be adjusted to adapt to photovoltaic panels with different sizes; the cleaning device can be placed at different positions of the photovoltaic panel with the inclination angle by adjusting the length of the telescopic rod 51, so that the cleaning device is prevented from sliding off during cleaning and affecting the cleaning efficiency.

Prevent falling gyro wheel and adjusting collar 52 and connect into a whole through the rigidity, and one end is connected on the automobile body, and the lateral wall on photovoltaic panel top is hung to the other end, and when the machine had the trend of gliding, through preventing falling gyro wheel and adjusting collar 52, make it firmly hang on the photovoltaic board lateral wall thereby realize preventing falling the function.

The cleaning module 1 comprises a front brush and a rear brush, the front brush is arranged at the front end of the main body module, the rear brush is arranged at the rear end of the main body module, nozzles are respectively arranged on the front brush and the rear brush, when the device is operated, the nozzles on the front brush wet dust or dirt and the like on the photovoltaic panel, the rear brush is cleaned for the second time, so that the front brush is not cleaned by clean mud and dust in a severe environment, and the nozzles on the rear brush are generally used for washing mud and dust out of the photovoltaic panel.

A method of cleaning comprising the steps of:

step S1: adjusting the telescopic sleeve 55 and the connecting rod 54 to enable the distance between the anti-skid roller 53 and the adjusting sleeve 52 to be adaptive to the thickness of the top surface of the photovoltaic panel to be cleaned;

step S2: adjusting the telescopic rod 51 to enable the position of the cleaning device limited by the falling prevention module to be adapted to the position of the photovoltaic panel to be cleaned;

and step S3: placing the cleaning device on the photovoltaic panel, wherein the anti-skid roller 53 on the anti-falling module on one side is placed on the top surface of the photovoltaic panel, and the anti-skid roller 53 on the anti-falling module on the other side is connected or not connected with the bottom surface of the photovoltaic panel;

and step S4: the cleaning device cleans the plane to be cleaned;

step S5: repeating the step S1, the step S2, the step S3 and/or the step S4;

step S6: and recovering the cleaning device.

The step S4 includes: the cleaning device moves forwards; a nozzle on a front hairbrush of the cleaning device wets dust or dirt and the like on the photovoltaic panel, and the front hairbrush cleans the photovoltaic panel; and the rear brush is cleaned for the second time to clean the dirt and dust which are not cleaned by the front brush in the severe environment, and the nozzles on the rear brush wash the mud and the dust out of the photovoltaic panel.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The photovoltaic panel cleaning device is characterized by comprising a main body module and a cleaning module, wherein the main body module is connected with the cleaning module; the anti-skid module is arranged on the main body module and is arranged at two ends of the main body module; the anti-skid module comprises an anti-skid roller, an adjusting sleeve and a telescopic rod, the anti-skid roller is connected with the adjusting sleeve, and the adjusting sleeve is connected with the telescopic rod;

the main body module comprises a power module, the power module comprises a motor unit and a moving unit, the motor unit is connected with the moving unit, the moving unit further comprises a driving wheel shaft, a driven wheel shaft and a crawler, and the motor unit drives a driving shaft to rotate.

2. The photovoltaic panel cleaning apparatus of claim 1, wherein the main body module further comprises a hydro-electric module and an electronic control module, the hydro-electric module is connected with the electronic control module, and the power module is connected with the electronic control module.

3. The photovoltaic panel cleaning apparatus of claim 2, wherein the anti-slip roller is movably connected to the adjustment sleeve by a connecting rod.

4. The photovoltaic panel cleaning device of claim 2, wherein the adjusting sleeve is provided with a telescopic sleeve, and the connecting rod is movably connected with the telescopic sleeve.

5. The photovoltaic panel cleaning device according to claim 4, wherein the telescopic sleeve is provided with a pin hole, the connecting rod is provided with a hole site matched with the pin hole on the telescopic sleeve, and the telescopic sleeve is connected with the connecting rod through a pin shaft.

6. The photovoltaic panel cleaning device according to claim 5, wherein the telescopic sleeve is provided with more than one group of pin holes and/or the connecting rod is provided with more than one group of hole sites matched with the pin holes.

7. The photovoltaic panel cleaning apparatus according to any one of claims 1 to 6, wherein a telescopic rod is connected to the other end of the telescopic rod, at least one telescopic rod is provided, and at least one bolt hole is provided on the telescopic rod.

8. The photovoltaic panel cleaning apparatus as claimed in claim 7, wherein the adjusting sleeve is provided with at least one through hole matching with the pin hole, and the adjusting sleeve is connected with the telescopic rod through a pin.

9. The photovoltaic panel cleaning apparatus of claim 7, wherein the retractable rod is connected to the power module through a connecting base, the connecting base is provided with at least one through hole matched with the pin hole, and the connecting base is connected to the retractable rod through a pin.

10. A cleaning method for use in a cleaning device according to any one of claims 1 to 9, comprising the steps of:

step S1: adjusting the telescopic sleeve and the connecting rod to enable the distance between the anti-skid roller and the adjusting sleeve to be adapted to the thickness of the top end of the solar panel to be cleaned;

step S2: adjusting the telescopic rod to enable the position of the cleaning device fixed by the anti-falling module to be matched with the position of the solar panel to be cleaned;

and step S3: placing the cleaning device on the solar panel, wherein the antiskid rollers on the antiskid modules on one side of the cleaning device are positioned on the top surface of the solar panel, and the antiskid rollers on the antiskid modules on the other side of the cleaning device are connected or disconnected with the bottom surface of the solar panel;

and step S4: the cleaning device cleans the plane to be cleaned;