Desert photovoltaic rotary cleaning type manipulator

Abstract

The invention discloses a desert photovoltaic rotary cleaning type manipulator, and relates to the technical field of cleaning type manipulators, the desert photovoltaic rotary cleaning type manipulator comprises a fixed block, the top of the fixed block is provided with a limiting groove, the fixed block is slidably connected with a frame body through the limiting groove, and the interior of the limiting groove is fixedly connected with a reset spring; the side edge of the fixing block is fixedly connected with a middle plate, the two ends of the middle plate are rotationally connected with idler wheels, the side, close to the middle plate, of the fixing block is fixedly connected with an inclined block, the bevel edge of the inclined block is fixedly connected with an arc plate, and the side, close to the idler wheels, of the inclined block is fixedly connected with a brush. According to the desert photovoltaic rotary cleaning type mechanical arm, the limiting assembly is connected with a photovoltaic panel frame in a clamped mode, the desert photovoltaic rotary cleaning type mechanical arm can be easily combined with the photovoltaic panel frame, complex tools or tedious installation steps are not needed, the installation time can be greatly shortened, the cleaning work efficiency is improved, and the surface and the frame of a photovoltaic panel are effectively prevented from being scratched.

Description

Technical Field

[0001] The invention relates to the technical field of cleaning manipulators, in particular to a rotary cleaning manipulator for desert photovoltaics. Background Art

[0002] As the photovoltaic industry continues to grow, the photovoltaic panel cleaning industry is also developing. In the early days, the photovoltaic panel cleaning industry mainly used manual cleaning methods, which had low cleaning efficiency and were very expensive, greatly increasing the operation and maintenance costs of photovoltaic power stations. Now, the photovoltaic panel cleaning market has developed photovoltaic panel cleaning vehicles and intelligent photovoltaic panel cleaning robots. Intelligent photovoltaic panel cleaning robots are usually fixed on one or several rows of photovoltaic panels, and they travel back and forth between photovoltaic panels via tracks. However, they have high requirements for the basic construction environment of photovoltaic power stations, cannot be widely promoted, and have high operation and maintenance costs and high maintenance frequency.

[0003] During the cleaning process of the photovoltaic panels, if the equipment encounters wind, uneven photovoltaic panel surface, or vibration caused by its own movement, it may slide on the photovoltaic panels or be blown off the predetermined cleaning path. This position deviation will result in an incomplete cleaning area, and some areas may be cleaned repeatedly or other areas may be missed. Some photovoltaic panel areas cannot be effectively cleaned, reducing cleaning efficiency. Summary of the invention

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: A rotary cleaning manipulator for desert photovoltaics, comprising a cart, the top of the cart is fixedly connected to a base, and the top of the base is fixedly connected to a mechanical arm; A frame body, the frame body is fixedly connected to an end of the mechanical arm away from the base, and the inner wall of the frame body is rotatably connected with a connecting piece; A limit assembly is fixedly mounted on the bottom of the frame. There are two limit assemblies, which are symmetrically arranged at both ends of the frame. A cleaning assembly, the cleaning assembly is rotatably connected to the inner side of the frame, the cleaning assembly is located in the middle of the frame, and the cleaning assembly is rotatably connected to the connecting piece; A protection component is fixedly mounted on the side of the frame, and the protection component is symmetrically arranged with the cleaning component as the center; The limit assembly includes a fixed block, a limit groove is provided on the top of the fixed block, the fixed block is slidably connected to the frame through the limit groove, a return spring is fixedly connected inside the limit groove, one end of the return spring away from the limit groove is fixedly connected to the bottom of the frame, and the side of the fixed block is fixedly connected to the middle plate, and the frame is placed above the photovoltaic panel, the fixed block contacts and squeezes the frame of the photovoltaic panel, and the fixed block slides along the limit groove on the frame under force, so that the fixed block drives the roller away from the frame of the photovoltaic panel, and the frame continues to move downward, and under the elastic force of the return spring, the fixed block is reset, so that the roller is located inside the frame of the photovoltaic panel, and at this time, the roller is slidably connected to the inner wall of the frame of the photovoltaic panel, and is clamped with the frame of the photovoltaic panel through the limit assembly, so that it can be easily combined with the frame of the photovoltaic panel without any problem. It does not require complicated tools or tedious installation steps, can greatly shorten the installation time, and improve the efficiency of cleaning work. At the same time, the reset spring will automatically adjust the degree of fit according to the shape and size of the frame, effectively preventing scratches on the surface and frame of the photovoltaic panel. The two ends of the middle plate are rotatably connected to rollers, and the fixed block is fixedly connected to the side of the middle plate with an inclined block. The cart drives the frame to move, so that the frame drives the cleaning component and the limit component to move on the photovoltaic panel, and the inclined block moves inside the photovoltaic panel frame to clean the sand inside the photovoltaic panel to avoid the roller from getting stuck during the cleaning process. The cleaned sand moves along the inclined edge of the inclined block, and then leaves the inclined block from the arc plate to prevent accumulation. The inclined edge of the inclined block is fixedly connected to the arc plate, and the side of the inclined block close to the roller is fixedly connected to a brush.

[0005] Preferably, the fixed block is fixedly connected to an extension plate on the side near the limit groove, there are two extension plates, the two extension plates are symmetrically arranged with the fixed block as the center, and the end of the extension plate away from the fixed block is fixedly connected to an extension rod, and by arranging the extension rod and the extension plate, a guiding and limiting role is played to prevent the fixed block from being away from the frame body, the two ends of the extension rod are fixedly connected to the two extension plates, and the side of the arc plate away from the inclined block is fixedly connected to the fixed block.

[0006] Preferably, the frame includes a shell, the top of the shell is fixedly connected to the mechanical arm, the shell is set as a gantry, the bottom side of the shell is provided with an oblique groove, the extension rod is located inside the through hole, and the extension rod is slidably connected to the through hole, the fixed block and the shell are slidably adapted through the oblique groove and the limit groove, the inner side of the shell is provided with an annular groove, the annular groove is slidably connected to the protective component, the inner part of the shell is rotatably connected with a rotating rod, and the rotating rod is fixedly connected with a rotating wheel near the outer side of the shell, and by arranging rotating wheels at both ends of the cleaning component, the frame can move in a straight line on the photovoltaic panel to prevent the cleaning component from tilting or offsetting on the photovoltaic panel, and in a windy environment, the cleaning component can still move smoothly on the photovoltaic panel and perform cleaning work without losing balance due to the influence of wind, the rotating rod is rotatably connected to the connecting piece, the rotating rod is rotatably connected to the cleaning component through the connecting piece, a convex strip is fixedly connected at the middle of the outer side of the rotating rod, a through hole is provided on the outer side of the shell near the oblique groove, the through hole and the oblique groove penetrate the shell, a through groove is provided at the edge of the through hole, and a round rod is fixedly connected to the inner wall of the shell near the protective component.

[0007] Preferably, the cleaning assembly includes a rotating shaft, which is rotatably connected to the inner middle part of the shell, the rotating shaft is rotatably connected to the connecting piece, and a rotating drum is fixedly connected to the outer middle part of the rotating shaft. The cart moves along the photovoltaic panel to drive the rotating wheel to roll on the photovoltaic panel, and the rotating wheel drives the rotating shaft to rotate through the connecting piece, and the rotating shaft drives the rotating drum and the cleaning brush to rotate, and the cleaning brush cleans the surface of the photovoltaic panel. The cleaning brush is symmetrically spirally arranged, and the spiral cleaning brush can sweep up sand and other stains from the surface of the photovoltaic panel during rotation or movement. At this time, the guide groove and the spiral plate can promptly collect the sand swept up by the cleaning brush, so that the sand will not be scattered on the surface of the photovoltaic panel again Open, thereby shortening the cleaning time and improving the cleaning efficiency, which can prevent sand from forming a thick accumulation layer on the surface of the photovoltaic panel, because the accumulated sand will affect the light transmittance of the photovoltaic panel, thereby reducing the photovoltaic power generation efficiency. A rotating plate is fixedly connected to the middle of the outer side of the rotating drum. There are multiple rotating plates, and the multiple rotating plates are evenly distributed around the rotating drum. A cleaning brush is fixedly connected to the outer side of the rotating drum. A guide groove is opened on the outer side of the rotating drum, and a spiral plate is fixedly connected to the inside of the guide groove. The spiral plate is provided with a protective edge. The spiral plate and the cleaning brush are alternately arranged on the outer side of the rotating drum. There are two spiral plates, and the two spiral plates are symmetrically arranged around the rotating plate.

[0008] Preferably, the protective assembly includes a square plate, a sliding rod is fixedly connected to the side of the square plate, the sliding rod is slidably connected to the annular groove, two ends of the sliding rod are located inside the annular groove, one end of the square plate away from the sliding rod is fixedly connected to a connecting plate, and a square groove is opened at the bottom of the connecting plate, and the rotating wheel drives the rotating rod to rotate, so that the rotating rod drives the outer convex strip to rotate, at this time, extrusion is generated between the convex strip and the outer convex block, so that the convex strip drives the convex block to move downward, and at this time, the convex block drives the square plate and the sliding rod to move through the inclined plate, and at this time, the sliding rod moves downward inside the annular groove, and then the compression spring is deformed by force, so that the round rod slides inside the square groove at the bottom of the connecting plate, thereby connecting the side of the plate The positioning groove is close to the cleaning component and contacts the outer bristles of the cleaning brush. The bristles disperse after contacting the positioning groove, thereby cleaning the bristles and preventing sand from being stuck in the middle of the bristles. The sand falls into the middle of the square plate and the connecting plate along the connecting plate, which is easy to clean. The round rod is located inside the square groove, and a positioning groove is provided at one end of the connecting plate away from the square plate. The positioning groove contacts the outer side of the cleaning brush, and a compression spring is fixedly connected to the end of the sliding rod. The end of the compression spring away from the sliding rod is fixedly connected to the inside of the annular groove, and an inclined plate is fixedly connected to the outer side of the square plate. A protrusion is fixedly connected to the side of the inclined plate close to the square plate, and the protrusion is rotatably adapted to the outer side of the convex strip.

[0009] The present invention provides a rotary cleaning manipulator for desert photovoltaics. It has the following beneficial effects: 1. The desert photovoltaic rotary cleaning robot can be easily combined with the photovoltaic panel frame by clamping it with the limit assembly. It does not require complicated tools or tedious installation steps, which can greatly shorten the installation time and improve the efficiency of cleaning work. At the same time, the reset spring will automatically adjust the degree of fit according to the shape and size of the frame, effectively preventing scratches on the surface and frame of the photovoltaic panel.

[0010] 2. The desert photovoltaic rotary cleaning robot moves inside the photovoltaic panel frame through the inclined block to clean the sand inside the photovoltaic panel to avoid the roller getting stuck during the cleaning process. The cleaned sand moves along the inclined edge of the inclined block and then leaves the inclined block from the arc plate to prevent accumulation.

[0011] 3. The rotary cleaning robot for desert photovoltaic panels has rotating wheels at both ends of the cleaning component, so that the frame can move in a straight line on the photovoltaic panel to prevent the cleaning component from tilting or offsetting on the photovoltaic panel. In a windy environment, the cleaning component can still move smoothly on the photovoltaic panel and perform cleaning work without losing balance due to the influence of wind.

[0012] 4. The desert photovoltaic rotary cleaning robot can sweep up sand and other stains from the surface of the photovoltaic panel through the spiral cleaning brush during rotation or movement. At this time, the guide groove and the spiral plate can promptly collect the sand swept up by the cleaning brush, so that the sand will not be scattered again on the surface of the photovoltaic panel, thereby shortening the cleaning time and improving the cleaning efficiency.

[0013] 5. The rotating cleaning robot for desert photovoltaics approaches the cleaning component through the positioning groove on the side of the connecting plate and contacts the outer bristles of the cleaning brush. The bristles are dispersed after contacting the positioning groove, thereby cleaning the bristles and preventing sand from being stuck in the middle of the bristles. The sand falls along the connecting plate into the middle of the square plate and the connecting plate, making it easier to clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the external structure of a rotary sweeping manipulator for desert photovoltaics according to the present invention; Figure 2 It is a schematic diagram of the local structure of the present invention; Figure 3 It is a schematic diagram of the internal structure of the frame of the present invention; Figure 4 It is a schematic diagram of the structure of the limit assembly of the present invention; Figure 5 It is a schematic diagram of the frame structure of the present invention; Figure 6 For the present invention Figure 5 The structure diagram of the enlarged figure at A in the middle; Figure 7 This is a schematic diagram of the cleaning component structure of the present invention; Figure 8 It is a schematic diagram of the structure of the protection component of the present invention.

[0015] In the figure: 1, cart; 2, base; 3, mechanical arm; 4, frame; 41, shell; 42, inclined groove; 43, annular groove; 44, rotating wheel; 45, rotating rod; 46, convex strip; 47, round rod; 48, through hole; 49, through groove; 5, limiting assembly; 51, fixing block; 52, limiting groove; 53, extension plate; 54, extension rod; 55, reset spring; 56, middle plate; 57, roller; 58, inclined block; 59, brush; 510, arc plate; 6, protection assembly; 61, square plate; 62, sliding rod; 63, connecting plate; 64, positioning groove; 65, square groove; 66, compression spring; 67, inclined plate; 68, convex block; 7, cleaning assembly; 71, rotating shaft; 72, rotating drum; 73, rotating plate; 74, cleaning brush; 75, guide groove; 76, spiral plate; 8, connecting piece. DETAILED DESCRIPTION

[0016] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

[0017] The first embodiment, as Figures 1 to 4 As shown, the present invention provides a technical solution: a rotary cleaning manipulator for desert photovoltaics, comprising a cart 1, a base 2 is fixedly connected to the top of the cart 1, and a mechanical arm 3 is fixedly connected to the top of the base 2; A frame 4, the frame 4 is fixedly connected to one end of the mechanical arm 3 away from the base 2, and the inner wall of the frame 4 is rotatably connected to a connecting piece 8; A limit assembly 5, the limit assembly 5 is fixedly mounted at the bottom of the frame 4, there are two limit assemblies 5, and the two limit assemblies 5 are symmetrically arranged at both ends of the frame 4; The cleaning assembly 7 is rotatably connected to the inner side of the frame 4. The cleaning assembly 7 is located in the middle of the frame 4. The cleaning assembly 7 is rotatably connected to the connecting member 8. A protection component 6 is fixedly mounted on the side of the frame 4, and the protection component 6 is symmetrically arranged with the cleaning component 7 as the center; The limiting assembly 5 includes a fixed block 51, a limiting groove 52 is provided on the top of the fixed block 51, the fixed block 51 is slidably connected to the frame 4 through the limiting groove 52, a return spring 55 is fixedly connected inside the limiting groove 52, one end of the return spring 55 away from the limiting groove 52 is fixedly connected to the bottom of the frame 4, and an intermediate plate 56 is fixedly connected to the side of the fixed block 51. The frame 4 is placed above the photovoltaic panel, and the fixed block 51 contacts and squeezes the frame of the photovoltaic panel. The fixed block 51 is forced to slide along the direction of the limiting groove 52 on the frame 4, so that the fixed block 51 drives the roller 57 away from the frame of the photovoltaic panel, and the frame 4 continues to move downward. Under the elastic force of the return spring 55, the fixed block 51 is reset, so that the roller 57 is located inside the frame of the photovoltaic panel. At this time, the roller 57 is slidably connected to the inner wall of the frame of the photovoltaic panel, and is engaged with the frame of the photovoltaic panel through the limiting assembly 5, so that it can be easily engaged with the frame of the photovoltaic panel. The combination of the two does not require complicated tools or cumbersome installation steps, can greatly shorten the installation time, and improve the efficiency of cleaning work. At the same time, the reset spring 55 will automatically adjust the degree of fit according to the shape and size of the frame, effectively preventing scratches on the surface and frame of the photovoltaic panel. The two ends of the middle plate 56 are rotatably connected to rollers 57, and the fixed block 51 is fixedly connected to the side of the middle plate 56. The cart drives the frame 4 to move, so that the frame 4 drives the cleaning component 7 and the limiting component 5 to move on the photovoltaic panel. The oblique block 58 moves inside the photovoltaic panel frame to clean the sand inside the photovoltaic panel to avoid the roller 57 from getting stuck during the cleaning process. The cleaned sand moves along the oblique edge of the oblique block 58, and then leaves the oblique block 58 from the arc plate 510 to prevent accumulation. The oblique edge of the oblique block 58 is fixedly connected to the arc plate 510, and the side of the oblique block 58 close to the roller 57 is fixedly connected to a brush 59.

[0018] An extension plate 53 is fixedly connected to the side of the fixed block 51 near the limiting groove 52. There are two extension plates 53, and the two extension plates 53 are symmetrically arranged with the fixed block 51 as the center. An extension rod 54 is fixedly connected to the end of the extension plate 53 away from the fixed block 51. By arranging the extension rod 54 and the extension plate 53, a guiding and limiting function is played to prevent the fixed block 51 from being away from the frame 4. Both ends of the extension rod 54 are fixedly connected to the two extension plates 53, and the arc plate 510 is fixedly connected to the fixed block 51 on the side away from the inclined block 58.

[0019] The second embodiment is based on the first embodiment. Figures 5 to 7As shown, the frame 4 includes a shell 41, the top of the shell 41 is fixedly connected to the robot arm 3, the shell 41 is set as a gantry, the bottom side of the shell 41 is provided with an inclined groove 42, the extension rod 54 is located inside the through hole 48, and the extension rod 54 is slidably connected to the through hole 48, the fixed block 51 and the shell 41 are slidably adapted through the inclined groove 42 and the limit groove 52, the inner side of the shell 41 is provided with an annular groove 43, the annular groove 43 is slidably connected to the protective component 6, the inside of the shell 41 is rotatably connected with a rotating rod 45, and the rotating rod 45 is fixedly connected with a rotating wheel 44 near the outer side of the shell 41, and the rotating wheels 44 are arranged at both ends of the cleaning component 7, so that the frame 4 can be in the light The cleaning assembly 7 moves along a straight line on the photovoltaic panel to prevent the cleaning assembly 7 from tilting or offsetting on the photovoltaic panel, and in a windy environment, the cleaning assembly can still move smoothly on the photovoltaic panel and perform cleaning work without losing balance due to the influence of wind. The rotating rod 45 is rotatably connected to the connecting piece 8, and the rotating rod 45 is rotatably connected to the cleaning assembly 7 through the connecting piece 8. A convex strip 46 is fixedly connected to the middle of the outer side of the rotating rod 45, a through hole 48 is opened on the outer side of the shell 41 near the inclined groove 42, the through hole 48 and the inclined groove 42 penetrate the shell 41, a through groove 49 is opened at the edge of the through hole 48, and a round rod 47 is fixedly connected to the inner wall of the shell 41 near the protective assembly 6.

[0020] The cleaning assembly 7 includes a rotating shaft 71, which is rotatably connected to the middle part of the inner part of the shell 41, and the rotating shaft 71 is rotatably connected to the connecting piece 8. A rotating drum 72 is fixedly connected to the middle part of the outer side of the rotating shaft 71. The cart moves along the photovoltaic panel, driving the rotating wheel 44 to roll on the photovoltaic panel. The rotating wheel 44 drives the rotating shaft 71 to rotate through the connecting piece 8, and the rotating shaft 71 drives the rotating drum 72 and the cleaning brush 74 to rotate. The cleaning brush 74 cleans the surface of the photovoltaic panel. The cleaning brush 74 is symmetrically spirally arranged. The spiral cleaning brush 74 can sweep up sand and other stains from the surface of the photovoltaic panel during rotation or movement. At this time, the guide groove 75 and the spiral plate 76 can promptly collect the sand swept up by the cleaning brush 74, so that the sand will not be scattered again on the surface of the photovoltaic panel , thereby shortening the cleaning time and improving the cleaning efficiency. This can prevent sand from forming a thick accumulation layer on the surface of the photovoltaic panel, because the accumulated sand will affect the transmittance of the photovoltaic panel, thereby reducing the photovoltaic power generation efficiency. A rotating plate 73 is fixedly connected to the middle of the outer side of the rotating drum 72. There are multiple rotating plates 73, and the multiple rotating plates 73 are evenly distributed around the rotating drum 72. A cleaning brush 74 is fixedly connected to the outer side of the rotating drum 72. A guide groove 75 is opened on the outer side of the rotating drum 72. A spiral plate 76 is fixedly connected to the inside of the guide groove 75. The spiral plate 76 is provided with a protective edge. The spiral plate 76 and the cleaning brush 74 are alternately arranged on the outer side of the rotating drum 72. There are two spiral plates 76, and the two spiral plates 76 are symmetrically arranged around the rotating plate 73.

[0021] The third embodiment is based on the first and second embodiments. Figure 8As shown, the protective assembly 6 includes a square plate 61, and a sliding rod 62 is fixedly connected to the side of the square plate 61. The sliding rod 62 is slidably connected to the annular groove 43. Both ends of the sliding rod 62 are located inside the annular groove 43. One end of the square plate 61 away from the sliding rod 62 is fixedly connected to a connecting plate 63. A square groove 65 is provided at the bottom of the connecting plate 63. The rotating wheel 44 drives the rotating rod 45 to rotate, so that the rotating rod 45 drives the outer convex strip 46 to rotate. At this time, extrusion is generated between the convex strip 46 and the outer convex block 68, so that the convex strip 46 drives the convex block 68 to move downward. At this time, the convex block 68 drives the square plate 61 and the sliding rod 62 to move through the inclined plate 67. At this time, the sliding rod 62 moves downward inside the annular groove 43, and then the compression spring 66 is deformed by force, so that the round rod 47 slides inside the square groove 65 at the bottom of the connecting plate 63, thereby connecting The positioning groove 64 on the side of the plate 63 is close to the cleaning component 7 and contacts the outer bristles of the cleaning brush 74. The bristles disperse after contacting the positioning groove 64, thereby cleaning the bristles and preventing sand from being stuck in the middle of the bristles. The sand falls into the middle of the square plate 61 and the connecting plate 63 along the connecting plate 63, which is convenient for cleaning. The round rod 47 is located inside the square groove 65, and a positioning groove 64 is provided at one end of the connecting plate 63 away from the square plate 61. The positioning groove 64 contacts the outer side of the cleaning brush 74. A compression spring 66 is fixedly connected to the end of the sliding rod 62, and the end of the compression spring 66 away from the sliding rod 62 is fixedly connected to the inside of the annular groove 43. An inclined plate 67 is fixedly connected to the outer side of the square plate 61, and a protrusion 68 is fixedly connected to the side of the inclined plate 67 close to the square plate 61. The protrusion 68 is rotatably adapted to the outer side of the convex strip 46.

[0022] When in use, the frame 4 is placed above the photovoltaic panel, the fixed block 51 contacts and squeezes the frame of the photovoltaic panel, and the fixed block 51 is forced to slide on the frame 4 along the direction of the limit groove 52, so that the fixed block 51 drives the roller 57 away from the frame of the photovoltaic panel, and the frame 4 continues to move downward. Under the elastic force of the reset spring 55, the fixed block 51 is reset, so that the roller 57 is located inside the frame of the photovoltaic panel. At this time, the roller 57 is slidably connected to the inner wall of the frame of the photovoltaic panel.

[0023] The cart moves along the photovoltaic panel, driving the rotating wheel 44 to roll on the photovoltaic panel. The rotating wheel 44 drives the rotating shaft 71 to rotate through the connecting piece 8. The rotating shaft 71 drives the rotating drum 72 and the cleaning brush 74 to rotate. The cleaning brush 74 cleans the surface of the photovoltaic panel. The cleaning brush 74 is symmetrically spirally arranged. The spiral cleaning brush 74 can sweep up sand and other stains from the surface of the photovoltaic panel during rotation or movement. At this time, the guide groove 75 and the spiral plate 76 can promptly collect the sand swept up by the cleaning brush 74.

[0024] The rotating wheel 44 drives the rotating rod 45 to rotate, so that the rotating rod 45 drives the outer convex strip 46 to rotate. At this time, extrusion is generated between the convex strip 46 and the outer convex block 68, so that the convex strip 46 drives the convex block 68 to move downward. At this time, the convex block 68 drives the square plate 61 and the slide rod 62 to move through the inclined plate 67. At this time, the slide rod 62 moves downward inside the annular groove 43, and then the compression spring 66 is deformed by force, so that the round rod 47 slides inside the square groove 65 at the bottom of the connecting plate 63, so that the positioning groove 64 on the side of the connecting plate 63 is close to the cleaning component 7 and contacts the outer bristles of the cleaning brush 74. The bristles are dispersed after contacting the positioning groove 64, thereby cleaning the bristles and preventing sand from being stuck in the middle of the bristles.

[0025] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A rotary cleaning manipulator for desert photovoltaics, characterized in that: include: A cart (1), wherein the top of the cart (1) is fixedly connected to a base (2), and the top of the base (2) is fixedly connected to a mechanical arm (3); A frame (4), the frame (4) being fixedly connected to an end of the mechanical arm (3) away from the base (2), and the inner wall of the frame (4) being rotatably connected to a connecting piece (8); A limit assembly (5), the limit assembly (5) being fixedly mounted on the bottom of the frame (4), the limit assembly (5) being two in number, and the two limit assemblies (5) being symmetrically arranged at two ends of the frame (4); A cleaning assembly (7), the cleaning assembly (7) being rotatably connected to the inner side of the frame (4), the cleaning assembly (7) being located in the middle of the frame (4), and the cleaning assembly (7) being rotatably connected to the connecting member (8); A protection component (6), the protection component (6) being fixedly mounted on a side of the frame (4), the protection component (6) being symmetrically arranged with the cleaning component (7) as the center; The limiting assembly (5) comprises a fixed block (51), a limiting groove (52) is provided on the top of the fixed block (51), the fixed block (51) is slidably connected to the frame (4) via the limiting groove (52), a return spring (55) is fixedly connected inside the limiting groove (52), one end of the return spring (55) away from the limiting groove (52) is fixedly connected to the bottom of the frame (4), a middle plate (56) is fixedly connected to the side of the fixed block (51), two ends of the middle plate (56) are rotatably connected to rollers (57), a side of the fixed block (51) close to the middle plate (56) is fixedly connected to an inclined block (58), the inclined side of the inclined block (58) is fixedly connected to an arc plate (510), and a side of the inclined block (58) close to the roller (57) is fixedly connected to a brush (59).

2. A rotary cleaning manipulator for desert photovoltaics according to claim 1, characterized in that: An extension plate (53) is fixedly connected to the side of the fixed block (51) near the limiting groove (52), and there are two extension plates (53). The two extension plates (53) are symmetrically arranged with the fixed block (51) as the center, and an extension rod (54) is fixedly connected to one end of the extension plate (53) away from the fixed block (51), and both ends of the extension rod (54) are fixedly connected to the two extension plates (53). The side of the arc plate (510) away from the inclined block (58) is fixedly connected to the fixed block (51).

3. A rotary cleaning manipulator for desert photovoltaics according to claim 2, characterized in that: The frame (4) comprises a shell (41), the top of the shell (41) is fixedly connected to the mechanical arm (3), the shell (41) is configured as a gantry, a bottom side of the shell (41) is provided with an inclined groove (42), and the fixed block (51) and the shell (41) are slidably adapted via the inclined groove (42) and the limit groove (52).

4. The rotary cleaning manipulator for desert photovoltaic according to claim 3 is characterized by: An annular groove (43) is provided on the inner side of the shell (41), and the annular groove (43) is slidably connected to the protective assembly (6). A rotating rod (45) is rotatably connected to the inside of the shell (41), and a rotating wheel (44) is fixedly connected to the rotating rod (45) near the outer side of the shell (41). The rotating rod (45) is rotatably connected to the connecting member (8), and the rotating rod (45) is rotatably connected to the cleaning assembly (7) via the connecting member (8).

5. The rotary cleaning manipulator for desert photovoltaic according to claim 4 is characterized by: A convex strip (46) is fixedly connected to the middle of the outer side of the rotating rod (45); a through hole (48) is provided on the outer side of the shell (41) near the inclined groove (42); the through hole (48) and the inclined groove (42) penetrate the shell (41); a through groove (49) is provided at the edge of the through hole (48); and a round rod (47) is fixedly connected to the inner wall of the shell (41) near the protective component (6).

6. The desert photovoltaic rotary cleaning manipulator according to claim 5, characterized in that: The cleaning assembly (7) comprises a rotating shaft (71), the rotating shaft (71) being rotatably connected to the middle of the interior of the housing (41), the rotating shaft (71) being rotatably connected to the connecting member (8), a rotating drum (72) being fixedly connected to the middle of the outer side of the rotating shaft (71), and a rotating plate (73) being fixedly connected to the middle of the outer side of the rotating drum (72).

7. The rotary cleaning manipulator for desert photovoltaic according to claim 6, characterized in that: There are a plurality of rotating plates (73), and the plurality of rotating plates (73) are evenly distributed around the rotating drum (72). A cleaning brush (74) is fixedly connected to the outer side of the rotating drum (72). A guide groove (75) is provided on the outer side of the rotating drum (72). A spiral plate (76) is fixedly connected inside the guide groove (75). The spiral plates (76) and the cleaning brush (74) are alternately arranged on the outer side of the rotating drum (72). There are two spiral plates (76), and the two spiral plates (76) are symmetrically arranged around the rotating plate (73).

8. The desert photovoltaic rotary cleaning manipulator according to claim 7 is characterized by: The protection component (6) comprises a square plate (61), a side edge of the square plate (61) is fixedly connected to a slide rod (62), the slide rod (62) is slidably connected to the annular groove (43), and both ends of the slide rod (62) are located inside the annular groove (43).

9. The desert photovoltaic rotary cleaning manipulator according to claim 8, characterized in that: One end of the square plate (61) away from the slide rod (62) is fixedly connected to a connecting plate (63), a square groove (65) is provided at the bottom of the connecting plate (63), the round rod (47) is located inside the square groove (65), and one end of the connecting plate (63) away from the square plate (61) is provided with a positioning groove (64), and the positioning groove (64) contacts the outer side of the cleaning brush (74).

10. The rotary cleaning manipulator for desert photovoltaic according to claim 9, characterized in that: A compression spring (66) is fixedly connected to the end of the slide rod (62); one end of the compression spring (66) away from the slide rod (62) is fixedly connected to the inside of the annular groove (43); an inclined plate (67) is fixedly connected to the outside of the square plate (61); a protrusion (68) is fixedly connected to the side of the inclined plate (67) close to the square plate (61); and the protrusion (68) is rotationally adapted to the outside of the convex strip (46).

Images