Cleaner

Abstract

The present application relates to the field of automatic cleaning technology, and in particular to a cleaner. It includes a bracket assembly, a first cleaning roller brush, a second cleaning roller brush and a driving assembly. The bracket assembly is used to connect a traction machine; the first cleaning roller brush is rotatably arranged on the bracket assembly; the second cleaning roller brush is rotatably arranged on the bracket assembly, and the second cleaning roller brush is connected to the first cleaning roller brush and is coaxially arranged, and in a direction perpendicular to the axial direction of the first cleaning roller brush, the first cleaning roller brush and the second cleaning roller brush both protrude from the bracket assembly; the driving end of the driving assembly is connected to the first cleaning roller brush. Driven by the driving assembly, the first cleaning roller brush and the second cleaning roller brush can rotate at the same time; the rotating first cleaning roller brush and the second cleaning roller brush can clean the surface of the photovoltaic panel. The first cleaning roller brush and the second cleaning roller brush are coaxially arranged, so the cleaner can clean a larger area of ​​photovoltaic panels at the same time, thereby cleaning the surface of the photovoltaic panels more efficiently.

Description

Technical Field

[0001] The present application relates to the technical field of automatic cleaning, and in particular to a cleaning device. Background Art

[0002] Photovoltaic power generation is a power generation method that collects solar energy by installing photovoltaic panels on photovoltaic brackets and then converts solar energy into electrical energy. Photovoltaic power generation has been widely used in various industries. After the photovoltaic system has been used for a period of time, there will inevitably be dust accumulation on the surface of the photovoltaic panels. In order to ensure power generation efficiency, it is essential to clean the surface of the photovoltaic panels.

[0003] In the related art, the cleaning method mainly involves workers using various instruments for cleaning, which has a low cleaning efficiency and is limited by the site environment. Some places are difficult for workers to clean effectively, and may even pose certain risks to the workers. Utility Model Content

[0004] The purpose of the embodiments of the present application is to provide a cleaner, which is intended to clean the surface of a photovoltaic panel more safely and efficiently and save labor costs.

[0005] To achieve the above-mentioned purpose, the technical solution adopted in the embodiment of the present application is: a cleaner includes a bracket assembly, a first cleaning roller brush, a second cleaning roller brush and a driving assembly.

[0006] The bracket assembly is used to connect to the traction machine; the first cleaning roller brush is rotatably arranged on the bracket assembly; the second cleaning roller brush is rotatably arranged on the bracket assembly, and the second cleaning roller brush is connected to the first cleaning roller brush and is coaxially arranged, and in a direction perpendicular to the axial direction of the first cleaning roller brush, the first cleaning roller brush and the second cleaning roller brush both protrude from the bracket assembly; the driving assembly is arranged on the bracket assembly, and the driving end of the driving assembly is connected to the first cleaning roller brush.

[0007] The beneficial effect of the cleaner provided by the present application is that: the driving end of the driving assembly is connected to the first cleaning roller brush, and the second cleaning roller brush is connected to the first cleaning roller brush, so under the drive of the driving assembly, the first cleaning roller brush and the second cleaning roller brush can rotate at the same time; because the first cleaning roller brush and the second cleaning roller brush both protrude from the bracket assembly, the rotating first cleaning roller brush and the second cleaning roller brush can contact and clean the surface of the photovoltaic panel to remove dust on the surface of the photovoltaic panel. The bracket assembly is used to connect the traction machine, and the cleaner can move on the photovoltaic panel under the drive of the traction machine to clean all surfaces of the photovoltaic panel. Since the first cleaning roller brush and the second cleaning roller brush are coaxially arranged, the cleaner of the embodiment of the present application can clean a larger area of ​​photovoltaic panels at the same time, thereby cleaning the surface of the photovoltaic panel more efficiently.

[0008] In some embodiments, the cleaner also includes a middle rotating shaft, the bracket assembly includes a support frame, the middle rotating shaft rotatably passes through the support frame, and the two ends of the middle rotating shaft are respectively connected to the first cleaning roller brush and the second cleaning roller brush.

[0009] In some embodiments, the cleaner also includes a front section rotating shaft and a rear section rotating shaft, the front section rotating shaft can be rotatably passed through the support frame, and one end of the front section rotating shaft is connected to the driving end of the driving assembly, the other end of the front section rotating shaft is connected to the end of the first cleaning roller brush away from the middle section rotating shaft, and the rear section rotating shaft can be rotatably passed through the support frame, and the rear section rotating shaft is connected to the end of the second cleaning roller brush away from the middle section rotating shaft.

[0010] In some embodiments, the support frame includes a first connecting member, a first side support plate, a second side support plate and a third side support plate, the first side support plate, the second side support plate and the third side support plate are sequentially spaced apart in the axial direction of the first cleaning roller brush, and the first connecting member is connected to the first side support plate, the second side support plate and the third side support plate;

[0011] The bracket assembly also includes a first seat bearing, a second seat bearing and a third seat bearing, the first seat bearing is arranged on the second side support plate, the middle section rotating shaft passes through the first seat bearing, the second seat bearing is arranged on the first side support plate, the front section rotating shaft passes through the second seat bearing, the third seat bearing is arranged on the third side support plate, and the rear section rotating shaft passes through the third seat bearing.

[0012] In some embodiments, at least two second side support plates are provided, and each of the second side support plates is provided with a first seat bearing, and the second side support plates are spaced apart and distributed in the axial direction of the first cleaning roller brush.

[0013] In some embodiments, the bracket assembly further includes a second connecting member, and the second connecting member is respectively connected to two adjacent second side support plates.

[0014] In some embodiments, the bracket assembly also includes a first top cover and a second top cover, the first top cover is connected to both the first side support plate and the second side support plate, and the first top cover is arranged on the first cleaning roller brush, the second top cover is connected to both the second side support plate and the third side support plate, and the second top cover is arranged on the second cleaning roller brush.

[0015] In some embodiments, the cleaner also includes a walking wheel, which is rotatably arranged on the bracket assembly, and the walking wheel is used to roll on the surface of the photovoltaic panel, and in the direction in which the first cleaning roller brush protrudes from the bracket assembly, the first cleaning roller brush and the second cleaning roller brush are both flush with the walking wheel, or the first cleaning roller brush and the second cleaning roller brush both protrude from the walking wheel.

[0016] In some embodiments, the cleaner further comprises a guide assembly, wherein the guide assembly is disposed on the bracket assembly and is located outside the bracket assembly in the axial direction of the first sweeping roller brush, and the guide assembly is used to move along the edge of the photovoltaic panel.

[0017] In some embodiments, the guide assembly includes a guide wheel, a rotating shaft of the guide wheel and an axial direction of the first cleaning roller brush are perpendicular to each other, and the guide wheel is used to roll along the edge of the photovoltaic panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application, 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 application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 is a schematic diagram of the structure of a cleaner cleaning a photovoltaic panel in one of the embodiments of the present application;

[0020] Figure 2 This is a schematic diagram of the decomposition of a cleaner in one of the embodiments of the present application;

[0021] Figure 3 yes Figure 2 A schematic structural diagram of the cleaner from another perspective;

[0022] Figure 4 yes Figure 3 A cross-sectional view of the cleaner shown along the AA direction;

[0023] Figure 5 yes Figure 4 Enlarged view of area B;

[0024] Figure 6 yes Figure 3 A schematic structural diagram of the cleaner from another perspective is shown.

[0025] Reference numerals:

[0026] 1. Bracket assembly; 111. First connecting member; 1111. Square tube; 1112. Connecting plate; 112. First side support plate; 113. Second side support plate; 114. Third side support plate; 12. First seat bearing; 13. Second seat bearing; 14. Third seat bearing; 15. Second connecting member; 16. First top cover; 17. Second top cover; 18. Handle;

[0027] 2. First cleaning roller brush; 21. Connecting hole;

[0028] 3. Second cleaning roller brush;

[0029] 4. driving assembly; 41. single-axis DC motor; 42. single-axis motor cover; 43. single-axis motor connector; 431. first slot; 432. second slot;

[0030] 5. Photovoltaic panel; 51. Frame; 52. Glass;

[0031] 6. Middle section rotating axis;

[0032] 7. Front section rotating shaft;

[0033] 8. Rear section rotating axis;

[0034] 9. Traveling wheels;

[0035] 10. Guide assembly; 101. Guide wheel; 102. Support bracket. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solution and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0037] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0038] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0039] References to "one embodiment", "some embodiments" or "an embodiment" described in the specification of this application mean that a particular feature, structure or characteristic described in conjunction with the embodiment is included in one or more embodiments of the present application. Thus, the phrases "in one embodiment", "in some other embodiments", "in some other embodiments", etc., which appear at different places in this specification, do not necessarily refer to the same embodiment, but mean "one or more but not all embodiments", unless otherwise specifically emphasized in other ways. In addition, in one or more embodiments, particular features, structures or characteristics may be combined in any suitable manner.

[0040] Photovoltaic power generation is a power generation method that collects solar energy by installing photovoltaic panels on photovoltaic brackets and then converts solar energy into electrical energy. Photovoltaic power generation has been widely used in various industries. After the photovoltaic system has been used for a period of time, there will inevitably be dust accumulation on the surface of the photovoltaic panels. In order to ensure power generation efficiency, it is essential to clean the surface of the photovoltaic panels.

[0041] In the related art, the cleaning method mainly involves workers using various instruments for cleaning, which has a low cleaning efficiency and is limited by the site environment. Some places are difficult for workers to clean effectively, and may even pose certain risks to the workers.

[0042] In view of the above problems, an embodiment of the present application provides a cleaner, which is intended to clean the surface of a photovoltaic panel more safely and efficiently and save labor costs.

[0043] In order to illustrate the technical solution of the present application, a description is given below with reference to specific drawings and embodiments.

[0044] Please refer to Figure 2 An embodiment of the present application provides a cleaner, including a bracket assembly 1, a first cleaning roller brush 2, a second cleaning roller brush 3 and a driving assembly 4.

[0045] The bracket assembly 1 is used to connect the traction machine; the first cleaning roller brush 2 is rotatably arranged on the bracket assembly 1; the second cleaning roller brush 3 is rotatably arranged on the bracket assembly 1, and the second cleaning roller brush 3 is connected to the first cleaning roller brush 2 and is coaxially arranged, and in a direction perpendicular to the axial direction of the first cleaning roller brush 2, the first cleaning roller brush 2 and the second cleaning roller brush 3 both protrude from the bracket assembly 1; the driving assembly 4 is arranged on the bracket assembly 1, and the driving end of the driving assembly 4 is connected to the first cleaning roller brush 2.

[0046] In the cleaner provided by the present application, the driving end of the driving assembly 4 is connected to the first cleaning roller brush 2, and the second cleaning roller brush 3 is connected to the first cleaning roller brush 2, so under the drive of the driving assembly 4, the first cleaning roller brush 2 and the second cleaning roller brush 3 can rotate simultaneously; because the first cleaning roller brush 2 and the second cleaning roller brush 3 are both protruding from the bracket assembly 1, the rotating first cleaning roller brush 2 and the second cleaning roller brush 3 can contact and clean the surface of the photovoltaic panel 5 to remove the dust on the surface of the photovoltaic panel 5. The bracket assembly 1 is used to connect the tractor, and the cleaner can move on the photovoltaic panel 5 under the drive of the tractor to clean all surfaces of the photovoltaic panel 5. Since the first cleaning roller brush 2 and the second cleaning roller brush 3 are coaxially arranged, the cleaner of the embodiment of the present application can clean a larger area of ​​the photovoltaic panel 5 at the same time, thereby cleaning the surface of the photovoltaic panel 5 more efficiently.

[0047] Please refer to Figure 1 Specifically, the photovoltaic panel 5 includes a frame 51 and a glass 52 embedded in the frame 51. When using the cleaner of the embodiment of the present application, the bracket assembly 1 is mounted on the frame 51. Since the first cleaning roller brush 2 and the second cleaning roller brush 3 both protrude from the bracket assembly 1, the first cleaning roller brush 2 and the second cleaning roller brush 3 can contact the surface of the glass 52 embedded in the frame 51. Driven by the traction machine, the bracket assembly 1 moves relative to the frame 51, and the moving direction of the cleaner is perpendicular to the axial direction of the first cleaning roller brush 2. At the same time, the driving assembly 4 drives the first cleaning roller brush 2 and the second cleaning roller brush 3 to rotate around the axial direction of the first cleaning roller brush 2, so the first cleaning roller brush 2 and the second cleaning roller brush 3 can clean the surface of the glass 52 embedded in the frame 51.

[0048] Please refer to Figure 4 In some embodiments, the cleaner also includes a middle rotating shaft 6, the bracket assembly 1 includes a support frame, the middle rotating shaft 6 rotatably passes through the support frame, and the two ends of the middle rotating shaft 6 are respectively connected to the first cleaning roller brush 2 and the second cleaning roller brush 3.

[0049] Through the above arrangement, the first cleaning roller brush 2 and the second cleaning roller brush 3 are connected via the middle section rotating shaft 6, so the first cleaning roller brush 2 and the second cleaning roller brush 3 can rotate synchronously.

[0050] Please refer to Figure 4Specifically, a connection hole 21 is provided in each of the first cleaning roller brush 2 and the second cleaning roller brush 3, and a first keyway connected to the connection hole 21 is provided on each of the first cleaning roller brush 2 and the second cleaning roller brush 3; a second keyway is provided at each end of the middle section rotating shaft 6; one end of the middle section rotating shaft 6 is accommodated in the connection hole 21 in the first cleaning roller brush 2, and the other end of the middle section rotating shaft 6 is accommodated in the connection hole 21 in the second cleaning roller brush 3; one connection key is accommodated in the first keyway on the first cleaning roller brush 2 and one second keyway in the middle section rotating shaft 6, and another connection key is accommodated in the first keyway on the second cleaning roller brush 3 and another second keyway in the middle section rotating shaft 6, and both connection keys are fixedly connected to the middle section rotating shaft 6. Through the above arrangement, the middle section rotating shaft 6 is connected to the first cleaning roller brush 2 and the second cleaning roller brush 3, respectively.

[0051] Please refer to Figure 3 and Figure 4 In some embodiments, the cleaner also includes a front rotating shaft 7 and a rear rotating shaft 8. The front rotating shaft 7 can be rotatably passed through the support frame, and one end of the front rotating shaft 7 is connected to the driving end of the driving assembly 4, and the other end of the front rotating shaft 7 is connected to the end of the first cleaning roller brush 2 away from the middle rotating shaft 6. The rear rotating shaft 8 can be rotatably passed through the support frame, and the rear rotating shaft 8 is connected to the end of the second cleaning roller brush 3 away from the middle rotating shaft 6.

[0052] Through the above arrangement, the first cleaning roller brush 2 is rotatably arranged on the support frame through the front section rotating shaft 7 and the middle section rotating shaft 6 of the above embodiment, and the second cleaning roller brush 3 is rotatably arranged on the support frame through the rear section rotating shaft 8 and the middle section rotating shaft 6 of the above embodiment.

[0053] Please refer to Figure 4 Specifically, the first cleaning roller brush 2 is provided with a third key slot connected to the connection hole 21; the front section rotating shaft 7 is provided with a fourth key slot; the end of the front section rotating shaft 7 is passed through the connection hole 21 in the first cleaning roller brush 2, the connection key is accommodated in the third key slot and the fourth key slot, and the connection key is fixedly connected to the front section rotating shaft 7. Through the above arrangement, the front section rotating shaft 7 can be connected to the first cleaning roller brush 2.

[0054] Please refer to Figure 4 Specifically, the second cleaning roller brush 3 is provided with a fifth key slot connected to the connection hole 21; the rear section rotating shaft 8 is provided with a sixth key slot; the end of the rear section rotating shaft 8 is passed through the connection hole 21 in the second cleaning roller brush 3, the connection key is accommodated in the fifth key slot and the sixth key slot, and the connection key is fixedly connected to the rear section rotating shaft 8. Through the above arrangement, the rear section rotating shaft 8 can be connected to the second cleaning roller brush 3.

[0055] Please refer to Figure 2 and Figure 4 In some embodiments, the support frame includes a first connecting member 111, a first side support plate 112, a second side support plate 113 and a third side support plate 114, and the first side support plate 112, the second side support plate 113 and the third side support plate 114 are sequentially spaced in the axial direction of the first cleaning roller brush 2, and the first connecting member 111 is connected to the first side support plate 112, the second side support plate 113 and the third side support plate 114. The bracket assembly 1 also includes a first seat bearing 12, a second seat bearing 13 and a third seat bearing 14. The first seat bearing 12 is arranged on the second side support plate 113, the middle section rotating shaft 6 passes through the first seat bearing 12, the second seat bearing 13 is arranged on the first side support plate 112, the front section rotating shaft 7 passes through the second seat bearing 13, the third seat bearing 14 is arranged on the third side support plate 114, and the rear section rotating shaft 8 is penetrated by the third seat bearing 14.

[0056] Through the above arrangement, the first cleaning roller brush 2 is rotatably arranged between the first side support plate 112 and the second side support plate 113, and the second cleaning roller brush 3 is rotatably arranged between the second side support plate 113 and the third side support plate 114. The support frame can stably support the first cleaning roller brush 2 and the second cleaning roller brush 3. The first seat bearing 12 can support the middle section rotating shaft 6, the second seat bearing 13 can support the front section rotating shaft 7, the third seat bearing 14 can support the rear section rotating shaft 8, and the front section rotating shaft 7 runs through the second seat bearing 13, the middle section rotating shaft 6 runs through the first seat bearing 12, and the rear section rotating shaft 8 is arranged in the third seat bearing 14, so that the middle section rotating shaft 6, the front section rotating shaft 7 and the rear section rotating shaft 8 can rotate more stably and smoothly.

[0057] Please refer to Figure 4 Specifically, the driving assembly 4 includes a single-axis DC motor 41 and a single-axis motor cover 42. The single-axis DC motor 41 is arranged on the first side support plate 112, and the driving end of the single-axis DC motor 41 is connected to the front section rotating shaft 7. The single-axis motor cover 42 is connected to the first side support plate 112, and the single-axis motor cover 42 is arranged on the single-axis DC motor 41, which can prevent the dust swept up by the first cleaning roller brush 2 and the second cleaning roller brush 3 from falling on the single-axis DC motor 41.

[0058] Please refer to Figure 4 and Figure 5 Specifically, the driving assembly 4 also includes a single-axis motor connector 43, which is provided with a first slot 431 and a second slot 432. The driving end of the single-axis DC motor 41 is clamped in the first slot 431, and the end of the front rotating shaft 7 away from the first cleaning roller brush 2 is clamped in the second slot 432.

[0059] Please refer to Figure 2In some embodiments, two first connecting members 111 are provided, and the two first connecting members 111 are respectively located on both sides of the first cleaning roller brush 2, and the first side support plate 112, the second side support plate 113 and the third side support plate 114 are all located between the two first connecting members 111, and the first side support plate 112, the second side support plate 113 and the third side support plate 114 are all connected to the two first connecting members 111.

[0060] Through the above arrangement, the connection structure of the support frame is more stable.

[0061] Please refer to Figure 2 Optionally, the first connecting member 111 includes two square tubes 1111 and a connecting plate 1112, and the connecting plate 1112 is connected to the two square tubes 1111 respectively, so that the two square tubes 1111 are spliced. So that the length of the first connecting member 111 is adapted to the distance between the first side support plate 112 and the second side support plate 113.

[0062] Through the above arrangement, the first connecting member 111 can be split into two square tubes 1111 and a connecting plate 1112, which is convenient for transporting parts of the cleaner.

[0063] Optionally, the first connecting member 111 may also include three square tubes 1111 and two connecting plates 1112 , and the three square tubes 1111 are connected end to end in sequence through the connecting plates 1112 .

[0064] Please refer to Figure 4 In some embodiments, at least two second side support plates 113 are provided, and a first seat bearing 12 is disposed on each second side support plate 113 , and the second side support plates 113 are spaced apart in the axial direction of the first cleaning roller brush 2 .

[0065] Through the above arrangement, at least two second side support plates 113 cooperate to support the middle section rotating shaft 6, so that the middle section rotating shaft 6 is subjected to at least two support forces spaced apart in the axial direction of the middle section rotating shaft 6, which can prevent the middle section rotating shaft 6 from tilting, so that the middle section rotating shaft 6 can rotate more stably.

[0066] Please refer to Figure 3 In some embodiments, the bracket assembly 1 further includes a second connecting member 15 , and the second connecting member 15 is respectively connected to two adjacent second side support plates 113 .

[0067] Through the above arrangement, two adjacent second side support plates 113 are connected to each other through the second connecting member 15, so that the structure of the bracket assembly 1 is more stable.

[0068] Please refer to Figure 2In some embodiments, the bracket assembly 1 also includes a first top cover 16 and a second top cover 17, the first top cover 16 is connected to the first side support plate 112 and the second side support plate 113, and the first top cover 16 is disposed on the first cleaning roller brush 2, the second top cover 17 is connected to the second side support plate 113 and the third side support plate 114, and the second top cover 17 is disposed on the second cleaning roller brush 3.

[0069] Through the above-mentioned arrangement, the first top cover 16 is arranged on the first cleaning roller brush 2, which can prevent the dust swept up by the rotating first cleaning roller brush 2 from flying randomly. The second top cover 17 is arranged on the second cleaning roller brush 3, which can prevent the dust swept up by the rotating second cleaning roller brush 3 from flying randomly, so as to prevent the dust from floating in the air around the photovoltaic panel 5 and then falling on the surface of the photovoltaic panel 5 again.

[0070] Please refer to Figure 2 and Figure 4 In some embodiments, two second side support plates 113 are provided, the first top cover 16 is connected to the first side support plate 112 and one of the second side support plates 113 , and the second top cover 17 is connected to the other second side support plate 113 and the third side support plate 114 .

[0071] Through the above-mentioned arrangement, the first cleaning roller brush 2 is enclosed between the first side support plate 112, the first top cover 16 and one of the second side support plates 113, and the second cleaning roller brush 3 is enclosed between the third side support plate 114, the second top cover 17 and another second side support plate 113, so as to further limit the dust swept up by the first cleaning roller brush 2 and the second cleaning roller brush 3.

[0072] Please refer to Figure 2 In some embodiments, a handle 18 is provided on the first top cover 16 and the second top cover 17. After the first top cover 16 is installed on the first side support plate 112 and the second side support plate 113, and the second top cover 17 is installed on the second side support plate 113 and the third side support plate 114, the handles 18 on the first top cover 16 and the second top cover 17 are convenient for workers to hold, so as to facilitate workers to move the cleaner of the embodiment of the present application.

[0073] Please refer to Figure 2 In some embodiments, the cleaner also includes a walking wheel 9, which is rotatably arranged on the bracket assembly 1, and the walking wheel 9 is used to roll on the surface of the photovoltaic panel 5, and in the direction in which the first cleaning roller brush 2 protrudes from the bracket assembly 1, the first cleaning roller brush 2 and the second cleaning roller brush 3 are both flush with the walking wheel 9, or the first cleaning roller brush 2 and the second cleaning roller brush 3 both protrude from the walking wheel 9.

[0074] In the above embodiment, the walking wheel 9 is used to contact the surface of the photovoltaic panel 5, and the walking wheel 9 can roll on the surface of the photovoltaic panel 5. Through the above setting, the sliding movement of the cleaner along the photovoltaic panel 5 can be converted into a rolling movement along the photovoltaic panel 5 to reduce the friction between the cleaner and the photovoltaic panel 5, which can not only reduce power consumption but also reduce wear on the photovoltaic panel 5.

[0075] Please refer to Figure 2 and Figure 4 Optionally, at least four running wheels 9 are provided, two first connecting members 111 are provided, each first connecting member 111 is provided with at least two running wheels 9, and the running wheels 9 on the same connecting member are spaced apart in the axial direction of the first cleaning roller brush 2.

[0076] Please refer to Figure 4 and Figure 6 In some embodiments, the cleaner further includes a guide assembly 10, which is disposed on the bracket assembly 1, and in the axial direction of the first sweeping roller brush 2, the guide assembly 10 is located on the outside of the bracket assembly 1, and the guide assembly 10 is used to move along the edge of the photovoltaic panel 5.

[0077] Through the above arrangement, the guide assembly 10 is limited at the edge of the photovoltaic panel 5 , which can limit the moving path of the cleaner to prevent the cleaner from falling off the photovoltaic panel 5 .

[0078] Please refer to Figure 4 In some embodiments, the guide assembly 10 includes a guide wheel 101 , the rotation axis of the guide wheel 101 is perpendicular to the axial direction of the first cleaning roller brush 2 , and the guide wheel 101 is used to roll along the edge of the photovoltaic panel 5 .

[0079] Through the above-mentioned setting, the sliding movement of the guide assembly 10 along the edge of the photovoltaic panel 5 can be converted into a rolling movement along the edge of the photovoltaic panel 5 to reduce the friction between the cleaner and the edge of the photovoltaic panel 5, which can not only reduce power consumption but also reduce the wear on the edge of the photovoltaic panel 5.

[0080] Please refer to Figure 4 , Figure 5 and Figure 6 At least four guide wheels 101 are arranged, and the guide assembly 10 includes two support brackets 102, one of which is arranged on the first side support plate 112, and the other is arranged on the second side support plate 113. Each support bracket 102 is provided with at least two guide wheels 101, and the distribution direction of the guide wheels 101 on the same support bracket 102 is perpendicular to the rotation axis of the guide wheels 101, and the distribution direction of the guide wheels 101 on the same support bracket 102 is perpendicular to the rotation axis of the first cleaning roller brush 2.

[0081] The above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application, and should all be included in the protection scope of the present application.

Claims

1. A cleaning device, characterized in that: include: A bracket assembly for connecting a traction machine; A first cleaning roller brush is rotatably disposed on the bracket assembly; a second cleaning roller brush rotatably disposed on the bracket assembly, and the second cleaning roller brush is connected to and coaxially disposed with the first cleaning roller brush, and in a direction perpendicular to the axial direction of the first cleaning roller brush, the first cleaning roller brush and the second cleaning roller brush both protrude from the bracket assembly; A driving assembly is arranged on the support assembly, and a driving end of the driving assembly is connected to the first cleaning roller brush.

2. The cleaning device according to claim 1, characterized in that The cleaner also includes a middle section rotating shaft, the bracket assembly includes a support frame, the middle section rotating shaft rotatably passes through the support frame, and the two ends of the middle section rotating shaft are respectively connected to the first cleaning roller brush and the second cleaning roller brush.

3. The cleaning device according to claim 2, characterized in that: The cleaner also includes a front section rotating shaft and a rear section rotating shaft, the front section rotating shaft rotatably passes through the support frame, and one end of the front section rotating shaft is connected to the driving end of the driving component, the other end of the front section rotating shaft is connected to the end of the first cleaning roller brush away from the middle section rotating shaft, and the rear section rotating shaft is rotatably passed through the support frame, and the rear section rotating shaft is connected to the end of the second cleaning roller brush away from the middle section rotating shaft.

4. The cleaning device according to claim 3, characterized in that: The support frame includes a first connecting member, a first side support plate, a second side support plate and a third side support plate, wherein the first side support plate, the second side support plate and the third side support plate are sequentially spaced apart in the axial direction of the first cleaning roller brush, and the first connecting member is connected to the first side support plate, the second side support plate and the third side support plate. The bracket assembly also includes a first seat bearing, a second seat bearing and a third seat bearing, the first seat bearing is arranged on the second side support plate, the middle section rotating shaft passes through the first seat bearing, the second seat bearing is arranged on the first side support plate, the front section rotating shaft passes through the second seat bearing, the third seat bearing is arranged on the third side support plate, and the rear section rotating shaft passes through the third seat bearing.

5. The cleaning device according to claim 4, characterized in that At least two second side support plates are provided, and each of the second side support plates is provided with a first seat bearing, and the second side support plates are distributed at intervals in the axial direction of the first cleaning roller brush.

6. The cleaning device according to claim 5, characterized in that The bracket assembly also includes a second connecting member, and the second connecting member is respectively connected to two adjacent second side support plates.

7. The cleaning device according to claim 4, characterized in that The bracket assembly also includes a first top cover and a second top cover, the first top cover is connected to the first side support plate and the second side support plate, and the first top cover is arranged on the first cleaning roller brush, the second top cover is connected to the second side support plate and the third side support plate, and the second top cover is arranged on the second cleaning roller brush.

8. The cleaning device according to any one of claims 1 to 7, characterized in that: The cleaner also includes a walking wheel, which is rotatably arranged on the bracket assembly, and the walking wheel is used to roll on the surface of the photovoltaic panel, and in the direction in which the first cleaning roller brush protrudes from the bracket assembly, the first cleaning roller brush and the second cleaning roller brush are both flush with the walking wheel, or the first cleaning roller brush and the second cleaning roller brush both protrude from the walking wheel.

9. The cleaning device according to any one of claims 1 to 7, characterized in that: The cleaner also includes a guide assembly, which is arranged on the bracket assembly and is located outside the bracket assembly in the axial direction of the first cleaning roller brush. The guide assembly is used to move along the edge of the photovoltaic panel.

10. The cleaning device according to claim 9, characterized in that The guide assembly comprises a guide wheel, the rotation axis of the guide wheel is perpendicular to the axial direction of the first cleaning roller brush, and the guide wheel is used to roll along the edge of the photovoltaic panel.

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