Photovoltaic panel cleaning equipment

Abstract

The invention discloses photovoltaic panel cleaning equipment, and relates to the technical field of photovoltaic panel cleaning. The placing frame is arranged in the cleaning frame; the cleaning brush assembly is arranged at one end, far away from the placing frame, in the cleaning frame; the overturning brush assembly is arranged on the side wall of the cleaning frame, and the position of the overturning brush assembly corresponds to the position of the cleaning brush assembly. The cleaning brush assembly comprises a pushing air cylinder arranged at the end, away from the containing frame, in the cleaning frame, a turnover rod is arranged on a piston rod of the pushing air cylinder, an upper cleaning brush and a lower cleaning brush are arranged between the turnover rod and the containing frame from top to bottom in parallel at intervals, and the containing frame corresponds to the upper cleaning brush and the lower cleaning brush in position. The photovoltaic panel cleaning device has the advantages that the photovoltaic panel can be cleaned in multiple modes, and the like.

Description

Technical Field

[0001] The invention relates to the technical field of photovoltaic panel cleaning, and in particular to photovoltaic panel cleaning equipment. Background Art

[0002] Solar photovoltaic panels are the source of electricity generated by photovoltaic power stations. The cleanliness of photovoltaic panels determines the power generation of solar power stations. After long-term use, dust will adhere to the surface of photovoltaic panels, which requires cleaning, otherwise it will affect the power generation efficiency. Summary of the invention

[0003] In view of the above-mentioned technical deficiencies, the technical problem to be solved by the present invention is to provide a photovoltaic panel cleaning device capable of performing multiple cleaning methods on the photovoltaic panel.

[0004] In order to solve the above technical problems, the present invention provides a photovoltaic panel cleaning device, comprising: Clean the frame; A placing rack is arranged in the cleaning frame. A cleaning brush assembly is arranged in the cleaning frame at one end away from the placement rack; A flip brush assembly, which is arranged on the side wall of the cleaning frame, and the position of the flip brush assembly corresponds to the position of the cleaning brush assembly; Among them, the cleaning brush assembly includes a pushing cylinder arranged in the cleaning frame away from the end of the placement rack, a flip rod is arranged on the piston rod of the pushing cylinder, an upper cleaning brush and a lower cleaning brush are arranged parallelly and spaced from top to bottom between the flip rod and the placement rack, and the position of the placement rack corresponds to the position between the upper cleaning brush and the lower cleaning brush.

[0005] Preferably, the two opposing inner walls of the cleaning frame are provided with upper slide grooves and lower slide grooves in sequence from top to bottom, the placement rack is a U-shaped structure, the two ends of the U-shaped opening of the placement rack are respectively located on the two opposing inner walls of the cleaning frame, and the placement rack is located between the upper slide groove and the lower slide groove, the U-shaped opening of the placement rack faces the direction of the pushing motor, the two opposing ends of the upper cleaning brush are respectively slidably arranged in the two upper slide grooves, and the two opposing ends of the lower cleaning brush are respectively slidably arranged in the two lower slide grooves, so that the upper cleaning brush and the lower cleaning brush can slide in the upper slide groove and the lower slide groove respectively, and the upper and lower surfaces of the photovoltaic panel can be cleaned at the same time.

[0006] Preferably, the flip rod comprises: A rotating motor is arranged on the piston rod of the push cylinder; A rod seat, the rod seat is arranged on the rotating shaft of the rotating motor; An intermediate rod, which is arranged on a side of the rod seat away from the rotating motor, and the intermediate rod is coaxial with the rotating shaft of the rotating motor; A side rod, the side rod is arranged on the side of the rod seat away from the rotating motor, and the side rod is parallel to the middle rod, the middle rod is movably inserted into the side wall of the upper cleaning brush, and the side rod is movably inserted into the side wall of the upper cleaning brush or the side wall of the lower cleaning brush. The rotating motor can rotate the side rod to a position corresponding to the upper cleaning brush or the lower cleaning brush, so that the upper cleaning brush can be used alone, or the upper cleaning brush and the lower cleaning brush can be used simultaneously to complete the cleaning of the photovoltaic panel.

[0007] Preferably, the side walls of the upper cleaning brush and the lower cleaning brush close to the rod seat end are provided with rod grooves corresponding to the positions of the side rods, the openings of the rod grooves are respectively provided on the top surface of the upper cleaning brush or the bottom surface of the lower cleaning brush, and one end of the side rod away from the rod seat is respectively slidably inserted into the rod groove opening on the upper cleaning brush or the rod groove opening on the lower cleaning brush, so that the side rod is convenient to rotate to the position corresponding to the upper cleaning brush or the lower cleaning brush, so that the upper cleaning brush can be used alone, or the upper cleaning brush and the lower cleaning brush can be used simultaneously to complete the cleaning of the photovoltaic panel.

[0008] Preferably, the flip brush assembly comprises: A turning motor, which is arranged on a side wall of the cleaning frame; A turning disk, the turning disk is coaxially arranged on the rotating shaft of the turning motor; A card slot, which is arranged on the circular surface of the flip disk away from the flip motor, the position of the card slot corresponds to the position of the upper slide slot, and the card slot is connected to the upper slide slot; The limit block is movably connected to one end of the card slot close to the placement frame through a connecting bolt, so that the flip plate can be driven to rotate by a flip motor to realize the flipping degree of the upper cleaning brush, so that brush one or brush two can be selected according to needs to achieve different cleaning effects on the photovoltaic panel.

[0009] Preferably, a notch groove is provided on the side wall of the cleaning frame near the flip plate, the notch groove divides the upper slide groove near the flip plate into upper slide groove section one and upper slide groove section two, the notch groove divides the lower slide groove near the flip plate into lower slide groove section one and lower slide groove section two, the flip plate is located between the upper slide groove section one and the upper slide groove section two, the clamping groove, the upper slide groove section one and the upper slide groove section two are on the same plane, and the two ends of the clamping groove are respectively connected with the upper slide groove section one and the upper slide groove section two, and an opening groove corresponding to the position of the notch groove is provided on the top surface of the upper slide groove away from the flip plate. When the flip plate is driven to rotate by the flip motor to realize the flipping of the upper cleaning brush, the upper slide groove will not interfere with the two ends of the upper cleaning brush.

[0010] Preferably, one end of the middle rod away from the rod seat and one end of the side rod away from the rod seat are both rotatably provided with externally threaded rods, the externally threaded rod on the middle rod is threadedly connected to the side wall of the upper cleaning brush, and the externally threaded rod on the side rod is threadedly connected to the rod groove opening on the upper cleaning brush or the rod groove opening on the lower cleaning brush. According to usage needs, the side rod can be connected to the rod groove opening on the upper cleaning brush so that the top surface of the photovoltaic panel can be cleaned by the upper cleaning brush; or the side rod can be connected to the rod groove opening on the lower cleaning brush so that the top and bottom surfaces of the photovoltaic panel can be cleaned simultaneously by the upper and lower cleaning brushes.

[0011] Preferably, brush one is arranged on the end faces of the upper cleaning brush opposite to the lower cleaning brush, brush two is arranged on the end faces of the upper cleaning brush close to the lower cleaning brush, and brush three is arranged on the end faces of the lower cleaning brush opposite to the upper cleaning brush and on the end faces of the lower cleaning brush close to the upper cleaning brush. The hardness of the bristles on brush one, brush two and brush three increases successively, so it is convenient to choose to use brush one, brush two or brush three to achieve different cleaning effects on the photovoltaic panels according to needs.

[0012] The beneficial effects of the present invention are: 1. The present invention can realize the use of the upper cleaning brush and the lower cleaning brush to clean the top and bottom surfaces of the photovoltaic panel at the same time by determining whether the side rod and the lower cleaning brush are connected according to the cleaning needs; the upper cleaning brush can also be used alone to clean the top surface of the photovoltaic panel, thereby improving the diversity of use. The upper cleaning brush can be flipped 180 degrees by the flip brush assembly, so that according to the needs of cleaning, the user can choose to use brush one or brush two to achieve different cleaning effects on the photovoltaic panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 A schematic structural diagram of a photovoltaic panel cleaning device provided in an embodiment of the present invention.

[0015] Figure 2 A schematic structural diagram of a cleaning brush assembly of a photovoltaic panel cleaning device provided in an embodiment of the present invention.

[0016] Figure 3 A schematic structural diagram of a photovoltaic panel cleaning device provided by an embodiment of the present invention when a side rod is connected to a lower cleaning brush.

[0017] Figure 4A schematic diagram of the upper chute and lower chute structures of a photovoltaic panel cleaning device provided in an embodiment of the present invention.

[0018] Figure 5 A schematic diagram of the position of an opening slot of a photovoltaic panel cleaning device provided in an embodiment of the present invention.

[0019] Figure 6 A schematic diagram of the flip rod structure of a photovoltaic panel cleaning device provided in an embodiment of the present invention.

[0020] Figure 7 A schematic structural diagram of a flip brush assembly of a photovoltaic panel cleaning device provided in an embodiment of the present invention.

[0021] Explanation of the accompanying drawings: 1. Cleaning frame; 11. Upper slide; 111. Upper slide section 1; 112. Upper slide section 2; 12. Lower slide; 121. Lower slide section 1; 122. Lower slide section 2; 2. Placement rack; 3. Cleaning brush assembly; 31. Push cylinder; 32. Flip rod; 321. Rotating motor; 322. Rod seat; 323. Middle rod; 324. Side rod; 3241. Rod slot; 33. Upper cleaning brush; 34. Lower cleaning brush; 35. Brush 1; 36. Brush 2; 37. Brush 3; 4. Flip brush assembly; 41. Flip motor; 42. Flip disk; 43. Slot; 44. Limit block; 45. Connecting bolt; 5. Notch slot; 6. Open slot. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] Embodiment 1 like Figures 1 to 3 , Figure 6 As shown, the present invention provides a photovoltaic panel cleaning device, including a cleaning frame 1; a placement rack 2 is arranged in the cleaning frame 1, and a cleaning brush assembly 3 is arranged in the cleaning frame 1 at an end away from the placement rack 2; a flip brush assembly 4 is arranged on the side wall of the cleaning frame 1, and the position of the flip brush assembly 4 corresponds to the position of the cleaning brush assembly 3; wherein the cleaning brush assembly 3 includes a pushing cylinder 31 arranged in the cleaning frame 1 at an end away from the placement rack 2, a flip rod 32 is arranged on the piston rod of the pushing cylinder 31, an upper cleaning brush 33 and a lower cleaning brush 34 are arranged parallel to each other from top to bottom between the flip rod 32 and the placement rack 2, and the position of the placement rack 2 corresponds to the position between the upper cleaning brush 33 and the lower cleaning brush 34.

[0024] After the photovoltaic panel is removed from the photovoltaic panel bracket, it is placed horizontally on the placement rack 2 (at this time, the photovoltaic panel corresponds to the position between the upper cleaning brush 33 and the lower cleaning brush 34, and the end of the photovoltaic panel away from the upper cleaning brush 33 and the lower cleaning brush 34 can be fixed by a clamping cylinder, that is, the piston rod of the clamping cylinder is perpendicular to the top surface of the photovoltaic panel), and the cylinder 31 is pushed to simultaneously push the flip rod 32, the upper cleaning brush 33 and the lower cleaning brush 34 to move in a direction close to the placement rack 2; the upper cleaning brush 33 and the lower cleaning brush 34 can be moved to the top and bottom surfaces of the photovoltaic panel respectively (and the upper cleaning brush 33 and the lower cleaning brush 34 are respectively in conflict with the top and bottom surfaces of the photovoltaic panel), and the upper cleaning brush 33 and the lower cleaning brush 34 are driven by the cylinder 31 to reciprocate, so that the top and bottom surfaces of the photovoltaic panel can be cleaned by the upper cleaning brush 33 and the lower cleaning brush 34 respectively.

[0025] The flip brush assembly 4 can drive the upper cleaning brush 33 to flip 180 degrees, so that the brush 1 35 or the brush 2 36 can be selected according to needs to achieve different cleaning effects on the photovoltaic panel.

[0026] A water spraying device may also be provided in the cleaning frame 1, and the water pipe nozzles for spraying water may be symmetrically arranged at the upper and lower ends of the placement rack 2, so that when the photovoltaic panel is placed on the placement rack 2, the water pipe nozzles can spray water on the top and bottom surfaces of the photovoltaic panel at the same time; at the same time, the number and position of the nozzles may be set according to the size of the photovoltaic panel to be cleaned (the structure of using nozzles for spraying water is a prior art, so it will not be described here).

[0027] Embodiment 2 Based on the first embodiment, Figures 1 to 5 , Figure 7As shown, the two opposite inner walls of the cleaning frame 1 are sequentially arranged with upper slide grooves 11 and lower slide grooves 12 from top to bottom, and the placement frame 2 is a U-shaped structure. The two ends of the U-shaped opening of the placement frame 2 are respectively located on the two opposite inner walls of the cleaning frame 1, and the placement frame 2 is located between the upper slide groove 11 and the lower slide groove 12. The U-shaped opening of the placement frame 2 faces the direction of the pushing cylinder 31, and the two opposite ends of the upper cleaning brush 33 are respectively slidably arranged in the two upper slide grooves 11, and the two opposite ends of the lower cleaning brush 34 are respectively slidably arranged in the two upper slide grooves 11. The flip brush assembly 4 includes a flip motor 41, which is arranged on the side wall of the cleaning frame 1; the flip disc 42 is coaxially arranged on the rotating shaft of the flip motor 41; the card slot 43 is arranged on the circular surface of the flip disc 42 away from the flip motor 41, and the position of the card slot 43 corresponds to the position of the upper slide 11, and the card slot 43 is connected to the upper slide 11; the limit block 44 is movably connected to one end of the card slot 43 near the placement rack 2 through a connecting bolt 45; the side wall of the cleaning frame 1 near the flip disc 42 A notch groove 5 is provided on the upper part, and the notch groove 5 divides the upper chute 11 near the flip plate 42 into an upper chute section 1 111 and an upper chute section 2 112. The notch groove 5 divides the lower chute 12 near the flip plate 42 into a lower chute section 121 and a lower chute section 2 122. The flip plate 42 is located between the upper chute section 1 111 and the upper chute section 2 112. The slot 43, the upper chute section 1 111 and the upper chute section 2 112 are on the same plane, and the two ends of the slot 43 are respectively connected to the upper chute section 1 111 and the upper chute section 2 112. An open groove 6 corresponding to the position of the notched groove 5 is arranged on the top surface of the upper slide groove 11 away from the flip plate 42; a brush 1 35 is arranged on the end surface of the upper cleaning brush 33 opposite to the lower cleaning brush 34, a brush 2 36 is arranged on the end surface of the upper cleaning brush 33 close to the lower cleaning brush 34, and a brush 3 37 is arranged on the end surface of the lower cleaning brush 34 opposite to the upper cleaning brush 33 and on the end surface of the lower cleaning brush 34 close to the upper cleaning brush 33. The hardness of the bristles on the upper brush 1 35, the brush 2 36 and the brush 3 37 increases successively.

[0028] When the upper cleaning brush 33 is used alone to clean the top surface of the photovoltaic panel, the upper cleaning brush 33 slides in the upper slide groove 11 (that is, when the photovoltaic panel is cleaned, the end of the upper cleaning brush 33 close to the flip plate 42 slides from the upper slide groove section 2 112 to the upper slide groove section 1 111); and before the end of the upper cleaning brush 33 close to the flip plate 42 slides from the upper slide groove section 2 112 to the upper slide groove section 1 111, the flip motor 41 is first started to drive the flip plate 42 to rotate, so that the two ends of the slot 43 are respectively connected to the upper slide groove section 1 111 and the upper slide groove section 2 112, and at the same time, the limit block 44 in the slot 43 is located at the end away from the upper cleaning brush 33; after the end of the upper cleaning brush 33 close to the flip plate 42 slides from the upper slide groove section 2 112 to the slot 43 (at this time The end of the upper cleaning brush 33 away from the flip plate 42 is located at a position corresponding to the opening groove 6), and then the flip motor 41 is started to drive the flip plate 42 to rotate (that is, the limit block 44 is first rotated toward the bottom surface of the cleaning frame 1, and then rotated toward the upper slide groove section 112. The limit block 44 can prevent the end of the upper cleaning brush 33 located in the slot 43 close to the flip plate 42 from falling), so that the upper cleaning brush 33 is flipped 180 degrees; the end of the upper cleaning brush 33 close to the flip plate 42 slides from the slot 43 to the upper slide groove section 1 111, so that the brush 1 35 or the brush 2 36 on the upper cleaning brush 33 is facing the lower cleaning brush 34, so that the brush 1 35 or the brush 2 36 can be selected according to needs to achieve different cleaning effects on the top surface of the photovoltaic panel.

[0029] When it is necessary to use the upper cleaning brush 33 and the lower cleaning brush 34 to clean the top and bottom surfaces of the photovoltaic panel at the same time, the connecting bolts 45 and the limit blocks 44 can be removed first, and the turning motor 41 can be started to drive the turning plate 42 to rotate, so that the two ends of the slot 43 are respectively connected with the upper slot section 1 111 and the upper slot section 2 112, that is, the end of the upper cleaning brush 33 close to the turning plate 42 can slide from the upper slot section 2 112 into the slot 43, and then slide into the upper slot section 1 111; the end of the lower cleaning brush 34 close to the turning plate 42 can slide from the lower slot section 2 122 into the lower slot section 1 121; the top and bottom surfaces of the photovoltaic panel can be cleaned simultaneously by the brush 1 35 (or brush 2 36) on the upper cleaning brush 33 and the brush 3 37 on the lower cleaning brush 34.

[0030] Embodiment 3 Based on the first embodiment, Figures 1 to 3 , Figure 6As shown, the flip rod 32 includes a rotating motor 321, which is arranged on the piston rod of the push cylinder 31; the rod seat 322 is arranged on the rotating shaft of the rotating motor 321; the intermediate rod 323 is arranged on the side of the rod seat 322 away from the rotating motor 321, and the intermediate rod 323 is coaxial with the rotating shaft of the rotating motor 321; the side rod 324 is arranged on the side of the rod seat 322 away from the rotating motor 321, and the side rod 324 is parallel to the intermediate rod 323, the intermediate rod 323 is movably inserted into the side wall of the upper cleaning brush 33, and the side rod 324 is movably inserted into the side wall of the upper cleaning brush 33 or the side wall of the lower cleaning brush 34; the upper cleaning brush 33 and the lower cleaning brush 34 are both provided with a The rod groove 3241 corresponds to the position of the side rod 324, and the opening of the rod groove 3241 is respectively arranged on the top surface of the upper cleaning brush 33 or the bottom surface of the lower cleaning brush 34, and the end of the side rod 324 away from the rod seat 322 is slidably inserted into the opening of the rod groove 3241 on the upper cleaning brush 33 or the opening of the rod groove 3241 on the lower cleaning brush 34; the end of the middle rod 323 away from the rod seat 322 and the end of the side rod 324 away from the rod seat 322 are both rotatably provided with an externally threaded rod, the externally threaded rod on the middle rod 323 is threadedly connected to the side wall of the upper cleaning brush 33, and the externally threaded rod on the side rod 324 is threadedly connected to the opening of the rod groove 3241 on the upper cleaning brush 33 or the opening of the rod groove 3241 on the lower cleaning brush 34.

[0031] When it is necessary to clean one side of the photovoltaic panel (the top side of the photovoltaic panel), the push cylinder 31 is first started to drive the rod seat 322 to move away from the upper cleaning brush 33, so that the middle rod 323 and the side rod 324 are separated from the upper cleaning brush 33 (or the side rod 324 is separated from the upper cleaning brush 33 and the lower cleaning brush 34); then the rotating motor 321 is started to drive the rod seat 322 to rotate, so that the side rod 324 is away from the end of the rod seat 322 and the rod groove 3241 on the upper cleaning brush 33 Correspondingly, starting the pushing cylinder 31 drives the rod seat 322 to move toward the direction close to the upper cleaning brush 33. At this time, it can be connected to the upper cleaning brush 33 through the externally threaded rod on the middle rod 323, and at the same time connected to the rod groove 3241 on the upper cleaning brush 33 through the externally threaded rod on the side rod 324; at this time, by starting the pushing cylinder 31 to drive the rod seat 322 to make reciprocating linear movements, the upper cleaning brush 33 can be driven to make reciprocating linear movements, and the top surface of the photovoltaic panel can be cleaned through the bottom surface of the upper cleaning brush 33.

[0032] When it is necessary to clean both sides of the photovoltaic panel (the top and bottom surfaces of the photovoltaic panel), the push cylinder 31 is first started to drive the rod seat 322 to move away from the upper cleaning brush 33, so that the middle rod 323 and the side rod 324 are separated from the upper cleaning brush 33 (or the side rod 324 is separated from the upper cleaning brush 33 and the lower cleaning brush 34); then the rotating motor 321 is started to drive the rod seat 322 to rotate, so that the end of the side rod 324 away from the rod seat 322 corresponds to the position of the rod groove 3241 on the lower cleaning brush 34; the push cylinder 31 is started to drive the rod seat 322 to move closer to the middle rod 323 and the side rod 324 is separated from the upper cleaning brush 33 and the lower cleaning brush 34. The upper cleaning brush 33 moves in the direction of the upper cleaning brush 33, and at this time, it can be connected to the upper cleaning brush 33 through the externally threaded rod on the middle rod 323, and at the same time, it is connected to the rod groove 3241 on the lower cleaning brush 34 through the externally threaded rod on the side rod 324; at this time, by starting the pushing cylinder 31 to drive the rod seat 322 to make reciprocating linear movements, the upper cleaning brush 33 and the lower cleaning brush 34 are driven to make reciprocating linear movements (that is, the photovoltaic panel is located between the bottom surface of the upper cleaning brush 33 and the top surface of the lower cleaning brush 34), and the double-sided cleaning of the photovoltaic panel can be completed through the bottom surface of the upper cleaning brush 33 and the top surface of the lower cleaning brush 34.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A photovoltaic panel cleaning device, characterized in that: include: Cleaning frame (1); A placement rack (2), the placement rack (2) being arranged in the cleaning frame (1), A cleaning brush assembly (3), the cleaning brush assembly (3) being arranged in the cleaning frame (1) at one end away from the placement rack (2); A flip brush assembly (4), the flip brush assembly (4) being arranged on a side wall of the cleaning frame (1), and the position of the flip brush assembly (4) corresponding to the position of the cleaning brush assembly (3); The cleaning brush assembly (3) comprises a pushing cylinder (31) arranged in the cleaning frame (1) at an end away from the placement rack (2); a turning rod (32) is arranged on the piston rod of the pushing cylinder (31); an upper cleaning brush (33) and a lower cleaning brush (34) are arranged in parallel and spaced apart from top to bottom between the turning rod (32) and the placement rack (2); and the placement rack (2) corresponds to the position between the upper cleaning brush (33) and the lower cleaning brush (34).

2. A photovoltaic panel cleaning device as claimed in claim 1, characterized in that: The cleaning frame (1) has two inner walls opposite to each other, on which upper slide grooves (11) and lower slide grooves (12) are arranged in sequence from top to bottom. The placement frame (2) is a U-shaped structure. The two ends of the U-shaped opening of the placement frame (2) are respectively located on the two inner walls opposite to each other of the cleaning frame (1), and the placement frame (2) is located between the upper slide groove (11) and the lower slide groove (12). The U-shaped opening of the placement frame (2) faces the direction of the pushing cylinder (31). The two opposite ends of the upper cleaning brush (33) are respectively slidably arranged in the two upper slide grooves (11), and the two opposite ends of the lower cleaning brush (34) are respectively slidably arranged in the two lower slide grooves (12).

3. A photovoltaic panel cleaning device as claimed in claim 1, characterized in that: The flip rod (32) comprises: A rotating motor (321), wherein the rotating motor (321) is arranged on a piston rod of the pushing cylinder (31); A rod seat (322), the rod seat (322) being arranged on the rotating shaft of the rotating motor (321); An intermediate rod (323), wherein the intermediate rod (323) is arranged on a side of the rod seat (322) away from the rotating motor (321), and the intermediate rod (323) is coaxial with a rotating shaft of the rotating motor (321); A side rod (324) is arranged on a side of the rod base (322) away from the rotating motor (321), and the side rod (324) is parallel to the middle rod (323), the middle rod (323) is movably inserted into the side wall of the upper cleaning brush (33), and the side rod (324) is movably inserted into the side wall of the upper cleaning brush (33) or the side wall of the lower cleaning brush (34).

4. A photovoltaic panel cleaning device as claimed in claim 3, characterized in that: A rod groove (3241) corresponding to the position of the side rod (324) is provided on the side walls of the upper cleaning brush (33) and the lower cleaning brush (34) at the ends close to the rod seat (322); the opening of the rod groove (3241) is respectively provided on the top surface of the upper cleaning brush (33) or the bottom surface of the lower cleaning brush (34); and one end of the side rod (324) away from the rod seat (322) is respectively slidably inserted into the opening of the rod groove (3241) on the upper cleaning brush (33) or the opening of the rod groove (3241) on the lower cleaning brush (34).

5. A photovoltaic panel cleaning device as claimed in claim 2, characterized in that: The flip brush assembly (4) comprises: A turning motor (41), wherein the turning motor (41) is arranged on a side wall of the cleaning frame (1); A turning disk (42), the turning disk (42) being coaxially arranged on the rotating shaft of the turning motor (41); A card slot (43), the card slot (43) being arranged on a circular surface of the flip plate (42) away from the flip motor (41), the position of the card slot (43) corresponding to the position of the upper slide slot (11), and the card slot (43) being in communication with the upper slide slot (11); The limit block (44) is movably connected to one end of the clamping groove (43) close to the placement frame (2) through a connecting bolt (45).

6. A photovoltaic panel cleaning device as claimed in claim 5, characterized in that: A notch groove (5) is provided on the side wall of the cleaning frame (1) near the flip disk (42), the notch groove (5) divides the upper slide groove (11) near the flip disk (42) into an upper slide groove section 1 (111) and an upper slide groove section 2 (112), the notch groove (5) divides the lower slide groove (12) near the flip disk (42) into a lower slide groove section 1 (121) and a lower slide groove section 2 (122), the flip disk (42) is located between the upper slide groove section 1 (111) and the upper slide groove section 2 (112), the clamping groove (43), the upper slide groove section 1 (111) and the upper slide groove section 2 (112) are on the same plane, and the two ends of the clamping groove (43) are respectively connected to the upper slide groove section 1 (111) and the upper slide groove section 2 (112), and an opening groove (6) corresponding to the position of the notch groove (5) is provided on the top surface of the upper slide groove (11) away from the flip disk (42).

7. A photovoltaic panel cleaning device as claimed in claim 4, characterized in that: An end of the middle rod (323) away from the rod seat (322) and an end of the side rod (324) away from the rod seat (322) are both rotatably provided with an externally threaded rod; the externally threaded rod on the middle rod (323) is threadedly connected to the side wall of the upper cleaning brush (33); and the externally threaded rod on the side rod (324) is threadedly connected to the opening of the rod groove (3241) on the upper cleaning brush (33) or the opening of the rod groove (3241) on the lower cleaning brush (34).

8. A photovoltaic panel cleaning device as claimed in claim 6, characterized in that: A first brush (35) is provided on the end surface of the upper cleaning brush (33) that is away from the lower cleaning brush (34), a second brush (36) is provided on the end surface of the upper cleaning brush (33) that is close to the lower cleaning brush (34), and a third brush (37) is provided on the end surface of the lower cleaning brush (34) that is away from the upper cleaning brush (33) and on the end surface of the lower cleaning brush (34) that is close to the upper cleaning brush (33). The hardness of the bristles on the first brush (35), the second brush (36) and the third brush (37) increases in sequence.

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