Photovoltaic panel cleaning device

Abstract

The photovoltaic panel cleaning device comprises an installation base plate and a mixing bin, the mixing bin is fixedly connected to the top of the installation base plate, transmission bins are formed in the front side and the rear side of the interior of the installation base plate, and first motors are fixedly connected to the right side walls of inner cavities of the transmission bins on the front side and the rear side; first mounting rods are fixedly connected to the left ends of power output shafts of the first motors on the front side and the rear side, first driving gears are fixedly connected to the outer side walls of the first mounting rods on the front side and the rear side, the first driving gears are sequentially arranged from left to right, and first gear driven rods are rotationally connected to the bottoms of inner cavities of the transmission bins on the front side and the rear side. The photovoltaic panel cleaning device is reasonable in structural design, the cleaning effect on dirt on the surface of a photovoltaic panel can be effectively improved, and the mixing efficiency and the mixing effect on a cleaning agent can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning devices, in particular to a photovoltaic panel cleaning device. Background Technique

[0002] A photovoltaic panel is a device that can convert sunlight into electrical energy. Its power generation process is clean and pollution-free, and it has been widely used nowadays. Photovoltaic panels generally need to be installed outdoors, so it is very easy for dust to accumulate on the photovoltaic panels. Over time, the dust will accumulate thicker and the accumulation area will become larger and larger. This will affect the lighting area of the photovoltaic panels and have an impact on the lighting of the photovoltaic panels. Therefore, a photovoltaic panel cleaning device is needed to clean the dust on the photovoltaic panels.

[0003] Most of the existing photovoltaic panel cleaning devices clean the surface of the photovoltaic panel by contacting a single large-area cleaning brush plate with the surface of the photovoltaic panel. If stubborn dirt is encountered, it cannot be cleaned cleanly. In addition, the cleaning agent storage tank of the existing photovoltaic panel cleaning device lacks an efficient mixing mechanism, resulting in a certain time required to evenly mix the cleaning agent and water, and the mixing effect is not good. For this reason, we have proposed a photovoltaic panel cleaning device. Content of the Utility Model

[0004] The purpose of the utility model is to provide a photovoltaic panel cleaning device to solve the problems raised in the above background technique, that is, most of the existing photovoltaic panel cleaning devices clean the surface of the photovoltaic panel by contacting a single large-area cleaning brush plate with the surface of the photovoltaic panel. If stubborn dirt is encountered, it cannot be cleaned cleanly. In addition, the cleaning agent storage tank of the existing photovoltaic panel cleaning device lacks an efficient mixing mechanism, resulting in a certain time required to evenly mix the cleaning agent and water, and the mixing effect is not good.

[0005] To achieve the above object, the utility model provides the following technical solutions: A photovoltaic panel cleaning device, including an installation substrate and a mixing chamber, the mixing chamber is fixedly connected to the top of the installation substrate, the front and rear sides inside the installation substrate are provided with transmission chambers, the right side walls of the inner cavities of the front and rear transmission chambers are fixedly connected with first motors, the left ends of the power output shafts of the front and rear first motors are fixedly connected with first mounting rods, the outer side walls of the front and rear first mounting rods are fixedly connected with first driving gears, and the first driving gears are arranged in sequence from left to right, the bottom of the inner cavities of the front and rear transmission chambers are rotatably connected with first gear driven rods, and the front and rear first gear driven rods are arranged in sequence from left to right, the top ends of the first gear driven rods are meshed and connected with the first driving gears, the bottom ends of the front and rear first gear driven rods penetrate through the front and rear transmission chambers and extend to the bottom of the installation substrate, and the bottom ends of the front and rear first gear driven rods are fixedly connected with installation chambers, the bottom of the installation chamber is fixedly connected with an installation disc, the top of the inner cavity of the installation chamber is fixedly connected with a second motor, the bottom end of the power output shaft of the second motor penetrates through the installation chamber and the installation disc and extends to the inner cavity of the installation disc, and the bottom end of the power output shaft of the second motor is fixedly connected with a second driving gear, the bottom of the inner cavity of the installation disc is rotatably connected with second gear driven rods around, and the second gear driven rods are evenly distributed, the top ends of the second gear driven rods are meshed and connected with the second driving gear, the bottom ends of the second gear driven rods penetrate through the installation disc and extend to the bottom of the installation disc, and the bottom ends of the second gear driven rods are fixedly connected with cleaning brush discs, the rear side of the bottom of the installation substrate is fixedly connected with a cleaning brush plate, the right side wall of the installation substrate is fixedly connected with a telescopic rod, the right end of the telescopic rod is fixedly connected with a mounting plate, the right side wall of the mounting plate is fixedly connected with a third motor, the left end of the power output shaft of the third motor penetrates through the mounting plate and extends to the left side wall of the mounting plate, and the left end of the power output shaft of the third motor is fixedly connected with a roller, the left side wall of the mixing chamber is fixedly connected with a fourth motor, the right end of the power output shaft of the fourth motor penetrates through the mixing chamber and extends to the inner cavity of the mixing chamber, and the right end of the power output shaft of the fourth motor is fixedly connected with a second mounting rod.

[0006] As a further description of the above technical solution:

[0007] The upper and lower sides of the outer side wall of the second mounting rod are rotatably connected with gear driven mixing rollers, and the upper and lower gear driven mixing rollers are arranged in sequence from left to right, the ends of the upper and lower gear driven mixing rollers penetrate through the second mounting rod and extend to the inner cavity of the second mounting rod.

[0008] As a further description of the above technical solution:

[0009] On the left inner wall of the second mounting rod, a fifth motor is fixedly connected, and on the right end of the power output shaft of the fifth motor, a third mounting rod is fixedly connected.

[0010] As a further description of the above technical solution:

[0011] On the outer wall of the third mounting rod, third driving gears are fixedly connected, and the third driving gears are arranged in sequence from left to right. The third driving gears are meshed with the ends of the gear-driven mixing rollers on the upper and lower sides.

[0012] As a further description of the above technical solution:

[0013] On the front side wall of the mixing chamber, a water pump is fixedly connected. On the rear side wall of the water pump, a water suction pipe is fixedly connected. The rear end of the water suction pipe penetrates through the mixing chamber and extends into the inner cavity of the mixing chamber.

[0014] As a further description of the above technical solution:

[0015] On the front side wall of the water pump, a water delivery pipe is fixedly connected. On the front end of the water delivery pipe, a spray pipe is fixedly connected.

[0016] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0017] 1. When cleaning the photovoltaic panel, by starting the third motor to drive the rollers to rotate in the guiding groove of the photovoltaic panel, the cleaning device is moved. At the same time, the water pump is started to spray the cleaning agent in the mixing chamber onto the photovoltaic panel through the spray pipe. Then, the first motor is started to drive the first mounting rod to drive the first driving gear to rotate. The first driving gear drives the first gear-driven rod meshed with it to rotate, driving the mounting chamber to rotate, so that the cleaning mechanism located below the mounting chamber rotates around the mounting chamber as the center. At the same time, the second motor is started to drive the second driving gear to rotate, so that the second driving gear drives a plurality of second gear-driven rods meshed with it to rotate, and the cleaning brush disks connected to the second gear-driven rods rotate, so that the cleaning brush disks rotate around the mounting chamber as the center and rotate self-drivenly to clean the surface of the photovoltaic panel. After the cleaning brush disks clean the photovoltaic panel, the rear cleaning brush plate wipes the photovoltaic panel, thereby effectively improving the cleaning effect of the dirt on the surface of the photovoltaic panel.

[0018] 2. When the cleaning agent and water in the mixing bin are mixed in this photovoltaic panel cleaning device, by starting the fourth motor to drive the second mounting rod to rotate, the gear-driven mixing rollers installed on both sides of the second mounting rod rotate around the second mounting rod as the center. At the same time, start the fifth motor to drive the third mounting rod to rotate, so that the third driving gear on the third mounting rod drives the gear-driven mixing roller engaged with it to rotate self-rotationally. When the gear-driven mixing roller rotates around the second mounting rod as the center and rotates self-rotationally at the same time, the cleaning agent and water in the mixing bin are mixed, thereby effectively improving the mixing efficiency and mixing effect of the cleaning agent. Brief Description of the Drawings

[0019] Figure 1 It is a three-dimensional structural schematic diagram of a photovoltaic panel cleaning device proposed by the present invention;

[0020] Figure 2 It is a right-view cross-sectional structural schematic diagram of a photovoltaic panel cleaning device proposed by the present invention;

[0021] Figure 3 It is a front-view cross-sectional structural schematic diagram of a photovoltaic panel cleaning device proposed by the present invention;

[0022] Figure 4 It is a photovoltaic panel cleaning device proposed by the present invention Figure 2 The enlarged structural schematic diagram at A in

[0023] In the figure: 100, mounting substrate; 110, transmission bin; 120, first motor; 121, first mounting rod; 122, first driving gear; 130, first gear-driven rod; 131, mounting bin; 140, mounting disc; 150, second motor; 151, second driving gear; 160, second gear-driven rod; 161, cleaning brush disc; 170, cleaning brush plate; 180, telescopic rod; 190, mounting plate; 191, third motor; 192, roller; 200, mixing bin; 210, fourth motor; 220, second mounting rod; 230, gear-driven mixing roller; 240, fifth motor; 241, third mounting rod; 242, third driving gear; 250, water pump; 251, water suction pipe; 260, water delivery pipe; 270, spray pipe. Detailed Description of the Invention

[0024] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0025] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, the features defined with "first", "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0026] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "connected", "connected to" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0027] The present utility model provides a photovoltaic panel cleaning device, which can effectively improve the cleaning effect of the dirt on the surface of the photovoltaic panel and can effectively improve the mixing efficiency and mixing effect of the cleaning agent. Please refer to Figures 1-4 , including an installation substrate 100 and a mixing chamber 200;

[0028] Please refer to again Figures 1-4, the mounting substrate 100 is used for mounting the main structure. Transmission chambers 110 are formed on the front and rear inner sides of the mounting substrate 100. The transmission chambers 110 are used for mounting the first motors 120. The right side walls of the inner cavities of the front and rear transmission chambers 110 are fixedly connected with the first motors 120. The first motors 120 are used for driving the first mounting rods 121. The left ends of the power output shafts of the front and rear first motors 120 are fixedly connected with the first mounting rods 121. The first mounting rods 121 are used for mounting the first driving gears 122. The outer side walls of the front and rear first mounting rods 121 are fixedly connected with the first driving gears 122. The first driving gears 122 are used for driving the first gear follower rods 130, and the first driving gears 122 are arranged in sequence from left to right. The bottoms of the inner cavities of the front and rear transmission chambers 110 are rotatably connected with the first gear follower rods 130. The first gear follower rods 130 are used for mounting the mounting chambers 131, and the front and rear first gear follower rods 130 are arranged in sequence from left to right. The tops of the first gear follower rods 130 are meshed with the first driving gears 122. The bottoms of the front and rear first gear follower rods 130 penetrate through the front and rear transmission chambers 110 and extend to the bottom of the mounting substrate 100, and the bottoms of the front and rear first gear follower rods 130 are fixedly connected with the mounting chambers 131. The mounting chambers 131 are used for mounting the mounting disks 140. The bottoms of the mounting chambers 131 are fixedly connected with the mounting disks 140. The mounting disks 140 are used for mounting the second motors 150. The tops of the inner cavities of the mounting chambers 131 are fixedly connected with the second motors 150. The second motors 150 are used for driving the second driving gears 151. The bottom ends of the power output shafts of the second motors 150 penetrate through the mounting chambers 131 and the mounting disks 140 and extend to the inner cavity of the mounting disks 140, and the bottom ends of the power output shafts of the second motors 150 are fixedly connected with the second driving gears 151. The second driving gears 151 are used for driving the second gear follower rods 160. The bottoms of the inner cavities of the mounting disks 140 are rotatably connected with the second gear follower rods 160 in a circumferential manner. The second gear follower rods 160 are used for mounting the cleaning brush disks 161, and the second gear follower rods 160 are evenly distributed. The tops of the second gear follower rods 160 are meshed with the second driving gears 151. The bottom ends of the second gear follower rods 160 penetrate through the mounting disks 140 and extend to the bottom of the mounting disks 140, and the bottom ends of the second gear follower rods 160 are fixedly connected with the cleaning brush disks 161. The cleaning brush disks 161 are used for cleaning the photovoltaic panels. The rear side of the bottom of the mounting substrate 100 is fixedly connected with a cleaning brush plate 170. The cleaning brush plate 170 is used for cleaning the photovoltaic panels. The right side wall of the mounting substrate 100 is fixedly connected with a telescopic rod 180. The telescopic rod 180 is used for adjusting the position of the mounting plate 190. The right end of the telescopic rod 180 is fixedly connected with the mounting plate 190. The right side wall of the mounting plate 190 is fixedly connected with a third motor 191. The left end of the power output shaft of the third motor 191 penetrates through the mounting plate 190 and extends to the left side wall of the mounting plate 190, and the left end of the power output shaft of the third motor 191 is fixedly connected with a roller 192.The roller 192 is used to rotate in the guiding groove of the photovoltaic panel to drive the cleaning device to move. When cleaning the photovoltaic panel, the third motor 191 is started to drive the roller 192 to rotate in the guiding groove of the photovoltaic panel, so that the cleaning device moves. At the same time, the water pump 250 is started to spray the cleaning agent in the mixing bin 200 onto the photovoltaic panel through the spray pipe 270. Then, the first motor 120 is started to drive the first mounting rod 121 to drive the first driving gear 122 to rotate. The first driving gear 122 drives the first gear follower rod 130 engaged with it to rotate, driving the mounting bin 131 to rotate, so that the cleaning mechanism located below the mounting bin 131 rotates around the mounting bin 131 as the center. At the same time, the second motor 150 is started to drive the second driving gear 151 to rotate, so that the second driving gear 151 drives a plurality of second gear follower rods 160 engaged with it to rotate, and the cleaning brush disc 161 connected to the second gear follower rod 160 rotates, so that the cleaning brush disc 161 rotates around the mounting bin 131 as the center and rotates itself to clean the surface of the photovoltaic panel. After the cleaning brush disc 161 cleans the photovoltaic panel, the cleaning brush plate 170 at the rear wipes the photovoltaic panel;

[0029] In summary, the cleaning effect on the dirt on the surface of the photovoltaic panel can be effectively improved;

[0030] Please refer to again Figures 1-3, the mixing bin 200 is fixedly connected to the top of the installation substrate 100. A fourth motor 210 is fixedly connected to the left side wall of the mixing bin 200. The fourth motor 210 is used to drive the second installation rod 220. The right end of the power output shaft of the fourth motor 210 penetrates through the mixing bin 200 and extends into the inner cavity of the mixing bin 200. And the right end of the power output shaft of the fourth motor 210 is fixedly connected with a second installation rod 220. The second installation rod 220 is used to install the main structure. The upper and lower sides of the outer side wall of the second installation rod 220 are rotatably connected with gear-driven mixing rollers 230. The gear-driven mixing rollers 230 are used to mix the cleaning agent and water. And the upper and lower gear-driven mixing rollers 230 are arranged in sequence from left to right. The ends of the upper and lower gear-driven mixing rollers 230 penetrate through the second installation rod 220 and extend into the inner cavity of the second installation rod 220. A fifth motor 240 is fixedly connected to the left side wall of the inner cavity of the second installation rod 220. The fifth motor 240 is used to drive the third installation rod 241. The right end of the power output shaft of the fifth motor 240 is fixedly connected with a third installation rod 241. The third installation rod 241 is used to install the third driving gear 242. The outer side wall of the third installation rod 241 is fixedly connected with a third driving gear 242. The third driving gear 242 is used to drive the gear-driven mixing rollers 230. And the third driving gears 242 are arranged in sequence from left to right. The third driving gears 242 are meshed and connected with the ends of the upper and lower gear-driven mixing rollers 230. A water pump 250 is fixedly connected to the front side wall of the mixing bin 200. A water suction pipe 251 is fixedly connected to the rear side wall of the water pump 250. The rear end of the water suction pipe 251 penetrates through the mixing bin 200 and extends into the inner cavity of the mixing bin 200. A water delivery pipe 260 is fixedly connected to the front side wall of the water pump 250. The front end of the water delivery pipe 260 is fixedly connected with a spray pipe 270. When mixing the cleaning agent and water in the mixing bin 200, by starting the fourth motor 210 to drive the second installation rod 220 to rotate, the gear-driven mixing rollers 230 installed on both sides of the second installation rod 220 rotate around the second installation rod 220 as the center. At the same time, start the fifth motor 240 to drive the third installation rod 241 to rotate, so that the third driving gears 2 42 on the third installation rod 241 drive the gear-driven mixing rollers 230 engaged with them to rotate self. The gear-driven mixing rollers 230 rotate around the second installation rod 220 as the center and rotate self at the same time to mix the cleaning agent and water in the mixing bin 200;

[0031] In summary, the mixing efficiency and mixing effect of the cleaning agent can be effectively improved;

[0032] In specific use, when personnel in the technical field mix the cleaning agent and water in the mixing bin 200, the fourth motor 210 is started to drive the second mounting rod 220 to rotate, so that the gear-driven mixing rollers 230 on both sides mounted on the second mounting rod 220 rotate around the second mounting rod 220 as the center. At the same time, the fifth motor 240 is started to drive the third mounting rod 241 to rotate, so that the third driving gear 242 on the third mounting rod 241 drives the gear-driven mixing roller 230 engaged with it to rotate self - rotatably, so that the gear-driven mixing roller 230 rotates around the second mounting rod 220 as the center and rotates self - rotatably at the same time to mix the cleaning agent and water in the mixing bin 200. When cleaning the photovoltaic panel, the third motor 191 is started to drive the roller 192 to rotate in the guiding groove of the photovoltaic panel, so that the cleaning device moves. At the same time, the water pump 250 is started to spray the cleaning agent in the mixing bin 200 onto the photovoltaic panel through the spray pipe 270. Then, the first motor 120 is started to drive the first mounting rod 121 to drive the first driving gear 122 to rotate, and the first driving gear 122 drives the first gear-driven rod 130 engaged with it to rotate, driving the mounting bin 131 to rotate, so that the cleaning mechanism located below the mounting bin 131 rotates around the mounting bin 131 as the center. At the same time, the second motor 150 is started to drive the second driving gear 151 to rotate, so that the second driving gear 151 drives a plurality of second gear-driven rods 160 engaged with it to rotate, and the cleaning brush plate 161 connected to the second gear-driven rod 160 rotates, so that the cleaning brush plate 161 rotates around the mounting bin 131 as the center and rotates self - rotatably at the same time to clean the surface of the photovoltaic panel. After the cleaning brush plate 161 cleans the photovoltaic panel, the cleaning brush plate 170 at the rear wipes the photovoltaic panel.

[0033] In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples" etc. means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0034] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and purposes of the present invention, and the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A photovoltaic panel cleaning device, characterized in that: It includes an installation substrate (100) and a mixing bin (200). The mixing bin (200) is fixedly connected to the top of the installation substrate (100). On the front and rear sides inside the installation substrate (100), there are drive bins (110). On the right side wall of the inner cavity of the drive bins (110) on the front and rear sides, there is a first motor (120) fixedly connected. On the left end of the power output shaft of the first motor (120) on the front and rear sides, there is a first mounting rod (121) fixedly connected. On the outer side wall of the first mounting rod (121) on the front and rear sides, there is a first drive gear (122) fixedly connected, and the first drive gears (122) are arranged in sequence from left to right. On the bottom of the inner cavity of the drive bins (110) on the front and rear sides, there is a first gear follower rod (130) rotatably connected, and the first gear follower rods (130) on the front and rear sides are arranged in sequence from left to right. The top of the first gear follower rod (130) is meshed and connected with the first drive gear (122). The bottom ends of the first gear follower rods (130) on the front and rear sides penetrate through the drive bins (110) on the front and rear sides and extend to the bottom of the installation substrate (100), and at the bottom ends of the first gear follower rods (130) on the front and rear sides, there is an installation bin (131) fixedly connected. At the bottom of the installation bin (131), there is an installation disk (140) fixedly connected. On the top of the inner cavity of the installation bin (131), there is a second motor (150) fixedly connected. The bottom end of the power output shaft of the second motor (150) penetrates through the installation bin (131) and the installation disk (140) and extends into the inner cavity of the installation disk (140), and at the bottom end of the power output shaft of the second motor (150), there is a second drive gear (151) fixedly connected. On the bottom of the inner cavity of the installation disk (140) in a circle, there is a second gear follower rod (160) rotatably connected, and the second gear follower rods (160) are evenly distributed. The top of the second gear follower rod (160) is meshed and connected with the second drive gear (151). The bottom end of the second gear follower rod (160) penetrates through the installation disk (140) and extends to the bottom of the installation disk (140), and at the bottom end of the second gear follower rod (160), there is a cleaning brush disk (161) fixedly connected. On the rear side of the bottom of the installation substrate (100), there is a cleaning brush plate (170) fixedly connected. On the right side wall of the installation substrate (100), there is a telescopic rod (180) fixedly connected. On the right end of the telescopic rod (180), there is an installation plate (190) fixedly connected. On the right side wall of the installation plate (190), there is a third motor (191) fixedly connected. The left end of the power output shaft of the third motor (191) penetrates through the installation plate (190) and extends to the left side wall of the installation plate (190), and at the left end of the power output shaft of the third motor (191), there is a roller (192) fixedly connected. On the left side wall of the mixing bin (200), there is a fourth motor (210).The right end of the power output shaft of the fourth motor (210) penetrates through the mixing chamber (200) and extends into the inner cavity of the mixing chamber (200), and a second mounting rod (220) is fixedly connected to the right end of the power output shaft of the fourth motor (210).

2. The photovoltaic panel cleaning device according to claim 1, characterized in that: The outer side walls of the upper and lower sides of the second mounting rod (220) are rotatably connected with gear-driven mixing rollers (230), and the gear-driven mixing rollers (230) on the upper and lower sides are arranged in sequence from left to right. The ends of the gear-driven mixing rollers (230) on the upper and lower sides penetrate through the second mounting rod (220) and extend into the inner cavity of the second mounting rod (220).

3. The photovoltaic panel cleaning device according to claim 2, wherein: A fifth motor (240) is fixedly connected to the left side wall of the inner cavity of the second mounting rod (220), and a third mounting rod (241) is fixedly connected to the right end of the power output shaft of the fifth motor (240).

4. The photovoltaic panel cleaning device according to claim 3, wherein: A third driving gear (242) is fixedly connected to the outer side wall of the third mounting rod (241), and the third driving gears (242) are arranged in sequence from left to right. The third driving gear (242) is meshed with the ends of the gear-driven mixing rollers (230) on the upper and lower sides.

5. The photovoltaic panel cleaning device according to claim 1, wherein: A water pump (250) is fixedly connected to the front side wall of the mixing chamber (200). A water suction pipe (251) is fixedly connected to the rear side wall of the water pump (250). The rear end of the water suction pipe (251) penetrates through the mixing chamber (200) and extends into the inner cavity of the mixing chamber (200).

6. The photovoltaic panel cleaning device according to claim 5, wherein: A water delivery pipe (260) is fixedly connected to the front side wall of the water pump (250), and a spray pipe (270) is fixedly connected to the front end of the water delivery pipe (260).

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