Device for automatically cleaning groove cover of photovoltaic wet process equipment

Abstract

The invention relates to the technical field of tank cover cleaning, in particular to a device for automatically cleaning a tank cover of photovoltaic wet process equipment, which comprises waste liquid tanks arranged on two sides of a tank body and tank cover bodies movably hinged on two sides of the top of the tank body, and a cleaning mechanism for removing alkali crystals and dirt on the top surface of the tank cover bodies is arranged on the top of the tank body. The cleaning mechanism comprises limiting frame bodies fixed to the tops of the two groove cover bodies correspondingly and water outlet grooves formed in the sides, close to the waste liquid groove, of the limiting frame bodies. The surface of the tank cover can be quickly cleaned, the cleaning effect on the tank cover can be improved, the cleaning efficiency of the tank cover is improved, meanwhile, the tank cover of wet equipment is safer to clean, the situation that the stability of the existing tank cover cleaning effect is poor, and the equipment runs normally and is long in service life is avoided, and the cleaning efficiency is improved. Therefore, the stability of the cleaning effect is ensured, and the operation efficiency and the service life of the equipment are improved.

Description

Technical Field

[0001] The invention relates to the technical field of tank cover cleaning, and in particular to a device for automatically cleaning the tank cover of photovoltaic wet process equipment. Background Art

[0002] Solar photovoltaic panel wet process equipment is a commonly used battery cell production equipment. The main structure of the equipment includes a tank body, a tank cover and an automated robotic arm. The reaction medium in the equipment container is mainly alkali solution, acid solution, water and other chemicals. During use, the tank cover will gradually adhere to a layer of alkali crystals and other dirt, which will not only cover the sensitivity of the sensor that controls the opening and closing of the tank cover, but also shorten the service life of the tank cover. At present, most of the alkali crystals and dirt on the tank cover are removed by manual regular cleaning. Although this method can remove alkali crystals and dirt, manual operation is not only time-consuming and labor-intensive, but also has a relatively low cleaning efficiency. There are also certain safety hazards, and the cleaning effect is difficult to guarantee. In addition, since it is a manual operation, the cleaning effect may vary from person to person, resulting in poor stability of the cleaning effect, which may affect the normal operation and service life of the equipment. Summary of the invention

[0003] In order to overcome the deficiencies of the prior art, the present invention provides a device for automatically cleaning the tank cover of photovoltaic wet process equipment, which solves the problems that the current cleaning of the tank cover is time-consuming and labor-intensive, the cleaning efficiency is relatively low, there are safety hazards, and the cleaning effect is difficult to guarantee.

[0004] In order to solve the above technical problems, the present invention provides the following technical solutions: A device for automatically cleaning the slot cover of photovoltaic wet process equipment comprises a waste liquid tank arranged on both sides of the slot body and a slot cover body movably hinged on both sides of the top of the slot body, the top of the slot body is respectively provided with a cleaning mechanism for removing alkali crystals and dirt on the top surface of the slot cover body, and the top surface of the slot cover body is arranged as an inclined surface, the cleaning mechanism comprises a limiting frame respectively fixed to the top of the two slot cover bodies, and a water outlet slot opened on one side of the limiting frame close to the waste liquid tank, strip grooves are respectively opened inside the two sides of the limiting frame, a cleaning component for cleaning the alkali crystals and dirt on the top surface of the slot cover body is arranged on the top of the limiting frame, and a water spray component for dissolving the alkali crystals attached to the surface of the slot cover body is also arranged on the top of the limiting frame.

[0005] As a further optimization scheme of the present invention, the cleaning assembly includes a movable horizontal frame arranged at one end of the top of the slot cover body, and support frames fixedly arranged at both ends of the bottom of the movable horizontal frame. The two support frames slide on both sides of the top of the limiting frame respectively, and a movable horizontal axis is arranged between the two support frames.

[0006] As a further optimization scheme of the present invention, a roller brush assembly is arranged on the movable horizontal axis and covers the surface of the slot cover body by adjusting the spacing. A transmission assembly is arranged at the bottom of the movable horizontal frame and is used to drive the movable horizontal axis to rotate and move while rotating axially. The cleaning assembly also includes a driving assembly arranged on the movable horizontal frame and is used to synchronously drive the roller brush assembly and the transmission assembly to operate.

[0007] As a further optimization scheme of the present invention, the transmission assembly includes connecting horizontal shafts respectively fixed at both ends of the movable horizontal shaft, and the two connecting horizontal shafts respectively penetrate the two support frames and are rotatably connected thereto through bearings, as well as transmission gears respectively fixed at one end of the two connecting horizontal shafts, and the inner sides of the two strip grooves are respectively provided with limit racks fixed to the limit frame, and the transmission gear is meshingly connected with the limit gear.

[0008] As a further optimization scheme of the present invention, the roller brush assembly includes a plurality of equally spaced annular roller brushes arranged on a movable horizontal axis, and the annular roller brush at the end farthest from the water outlet is fixedly connected to the movable horizontal axis, and limiting slide grooves are opened on the surface of both sides of the movable horizontal axis, and limiting sliders are fixedly arranged on both sides of the inside of the remaining annular roller brushes, and the limiting sliders are slidably connected to the limiting slide grooves, and limiting transverse tubes are fixedly arranged at both ends of one side of the annular roller brush, and a limiting transverse axis fixed to one side of the movable annular roller brush is slidably arranged on the inner side of the limiting transverse tube.

[0009] As a further optimization scheme of the present invention, a limiting horizontal groove is opened at one end of the top of the movable horizontal frame, a connecting vertical rod is slidably arranged on the inner side of the limiting horizontal groove, and a limiting ring body is fixedly arranged at the bottom of the connecting vertical rod and rotates with the annular roller brush closest to the end of the water outlet trough through a bearing.

[0010] As a further optimization scheme of the present invention, the driving assembly includes a double-axis motor fixedly installed on one end of the top of the movable horizontal frame, and a movable connecting rod hingedly arranged on one side of the top of the connecting vertical rod, one of the driving shafts of the double-axis motor is provided with a transmission belt one through a pulley transmission, the bottom of the transmission belt one passes through the movable horizontal frame and is connected to one of the connecting horizontal shafts through a pulley transmission, a movable turntable is provided at one end of the movable connecting rod, a limiting column rotatably connected to one end of the movable connecting rod is fixedly arranged on the movable turntable, and a rotating shaft one that rotates with the movable horizontal frame through a bearing seat is fixedly arranged at the axis center of the movable turntable.

[0011] As a further optimization scheme of the present invention, a worm is fixed on the other driving shaft of the dual-axis motor, a worm wheel is meshingly arranged on one side of the worm, a rotating shaft 2 is fixed at the axis center of the worm wheel and rotates with the movable cross frame through a bearing seat, and a transmission belt 2 is arranged to transmit the rotating shaft 1 and the rotating shaft 2 through a pulley.

[0012] As a further optimization scheme of the present invention, the water spray assembly includes a connecting pipe arranged on the side of the trough cover body away from the water outlet trough, and one end of the connecting pipe passes through one end of the limiting frame and is fixedly connected to a water inlet pipe, and one side of the bottom of the connecting pipe is fixedly connected to a plurality of equidistantly arranged high-pressure nozzles.

[0013] By means of the above technical solution, the present invention provides a device for automatically cleaning the tank cover of photovoltaic wet process equipment, which has at least the following beneficial effects compared with the prior art: 1. The present invention cleans the tank cover of the wet process equipment by setting a cleaning mechanism, sprays hot high-pressure water to the surface of the tank cover through a water spray component to preliminarily dissolve the alkali crystals attached to the surface of the tank cover, and then scrubs the surface of the tank cover through a cleaning component, and further removes the alkali crystals and dirt through mechanical friction. Not only can the surface of the tank cover be quickly cleaned, but also the cleaning effect of the tank cover is improved, and the cleaning efficiency of the tank cover is improved. At the same time, it makes the cleaning of the tank cover of the wet process equipment safer, avoiding the current situation where the cleaning effect of the tank cover is poor and the stability is poor, which affects the normal operation and service life of the equipment.

[0014] 2. The present invention sets a transmission component to drive the movable horizontal axis to rotate and move at the same time. The movable horizontal axis rotates and moves on the limit frame, driving a number of annular roller brushes to rotate and move at the same time, so that the entire slot cover can be thoroughly cleaned, thereby improving the cleaning effect of the slot cover, thereby ensuring the stability of the cleaning effect, and improving the operating efficiency and service life of the equipment.

[0015] 3. The present invention sweeps away the alkali crystals and dirt on the tank cover body by arranging a roller brush assembly, and reciprocates the distance between two adjacent annular roller brushes by using a driving assembly, so that while a plurality of annular roller brushes rotate and move, the distance between two adjacent annular roller brushes can also be reciprocatedly adjusted, which is beneficial for making the cleaning effect of the tank cover more uniform, avoiding the cleaning dead corners that may occur in manual cleaning, expanding the cleaning range of the tank cover, and facilitating use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings: Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a side perspective cross-sectional view of the present invention; Figure 3 It is a structural schematic diagram of the water spray assembly of the present invention; Figure 4 The exploded structural diagram of the roller brush assembly of the present invention; Figure 5It is an exploded schematic diagram of the transmission assembly of the present invention; Figure 6 It is a schematic diagram of the structure of the driving assembly of the present invention; Figure 7 for Figure 2 Schematic diagram of the enlarged structure of part A.

[0017] In the figure: 1. tank body; 2. waste liquid tank; 3. tank cover body; 4. Cleaning mechanism; 41. Limiting frame; 42. Water outlet trough; 43. Strip trough; 44. cleaning assembly; 441. movable horizontal frame; 442. supporting frame; 443. movable horizontal axis; 444, roller brush assembly; 4441, annular roller brush; 4442, limiting slide groove; 4443, limiting transverse tube; 4444, limiting transverse axis; 4445, limiting transverse groove; 4446, connecting vertical rod; 4447, limiting ring body; 445, transmission assembly; 4451, connecting horizontal axis; 4452, transmission gear; 4453, limiting rack; 446, driving assembly; 4461, dual-axis motor; 4462, movable connecting rod; 4463, transmission belt 1; 4464, movable turntable; 4465, limiting column; 4466, rotating shaft 1; 4467, rotating shaft 2; 4468, transmission belt 2; 45. Water spray assembly; 451. Connecting pipe; 452. Water inlet pipe; 453. High-pressure nozzle. DETAILED DESCRIPTION

[0018] 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.

[0019] First embodiment Photovoltaic wet process equipment needs to be maintained regularly to ensure the normal operation of the equipment and the quality of the product. After long-term use, the slot cover of the wet process equipment will gradually adhere to a layer of alkali crystals and other dirt. These alkali crystals and dirt will affect the normal use of the equipment and need to be cleaned regularly. At present, the slot cover is usually cleaned manually, which is time-consuming and labor-intensive, and the cleaning efficiency is low. There are also certain safety hazards. In order to quickly clean the surface of the slot cover, it can also improve the cleaning effect of the slot cover and improve the cleaning efficiency of the slot cover. Figure 1 - Figure 2 and Figure 7The present embodiment provides a device for automatically cleaning the tank cover of photovoltaic wet process equipment, which consists of a tank body 1, a waste liquid tank 2, a tank cover body 3 and a cleaning mechanism 4. The tank body 1 is the photovoltaic wet process equipment. The two tank cover bodies 3 are respectively hingedly arranged on both sides of the top of the tank body 1. A driving member for automatically driving the tank cover body 3 to rotate is also arranged on the tank body 1. The rotation angle of the tank cover body 3 is 0-180°. The two cleaning mechanisms 4 are respectively arranged on both sides of the top of the tank body 1 to remove alkali crystals and dirt on the top surfaces of the two tank cover bodies 3, and the top surfaces of the tank cover bodies 3 are arranged as inclined surfaces. The waste liquid tanks 2 are arranged on both sides of the tank body 1. The sewage generated by cleaning the surface of the tank cover body 3 by the cleaning mechanism 4 flows into the waste liquid tank 2 and then is discharged.

[0020] In order to make the tank cover safer during cleaning and the cleaning effect more stable, and to prevent the cleaning waste liquid from affecting the cleanliness of the tank body 1 and the normal operation of the equipment, the cleaning mechanism 4 includes a limiting frame 41 respectively fixed to the top of the two tank cover bodies 3, and a water outlet 42 opened on the limiting frame 41 on the side close to the waste liquid tank 2. The sewage generated on the surface of the cleaning tank cover body 3 flows into the waste liquid tank 2 through the water outlet 42, and strip grooves 43 are respectively opened inside the two sides of the limiting frame 41.

[0021] Second embodiment In order to thoroughly and quickly clean the alkali crystals and dirt on the top surface of the tank cover body 3 and improve the operating efficiency and service life of the wet process equipment, refer to Figure 4 - Figure 6 In this embodiment, a cleaning component 44 for cleaning alkali crystals and dirt on the top surface of the tank cover body 3 is arranged at the top of the limiting frame 41. The specific implementation method is that the cleaning component 44 includes a movable horizontal frame 441 arranged at one end of the top of the tank cover body 3, and support frames 442 fixedly arranged at both ends of the bottom of the movable horizontal frame 441. The two support frames 442 slide on both sides of the top of the limiting frame 41 respectively, so that the sliding of the movable horizontal frame 441 on the tank cover body 3 is more stable. A movable horizontal shaft 443 is arranged between the two support frames 442, and the movable horizontal shaft 443 is used to install a brush body for cleaning alkali crystals and dirt on the surface of the tank cover body 3.

[0022] Furthermore, a transmission assembly 445 for driving the movable horizontal shaft 443 to move while rotating axially is provided at the bottom of the movable horizontal frame 441, and the transmission assembly 445 includes connecting horizontal shafts 4451 respectively fixedly provided at both ends of the movable horizontal shaft 443, and the two connecting horizontal shafts 4451 respectively penetrate the two supporting frames 442 and are rotatably connected thereto through bearings, and transmission gears 4452 respectively fixed at one end of the two connecting horizontal shafts 4451, and the inner sides of the two strip-shaped grooves 43 are respectively provided with limiting racks 4453 fixed to the limiting frame 41, and the transmission assembly 445 comprises connecting horizontal shafts 4451 respectively fixedly provided at both ends of the movable horizontal shaft 443, and the two connecting horizontal shafts 4451 respectively penetrate the two supporting frames 442 and are rotatably connected thereto through bearings, and transmission gears 4452 respectively fixed at one end of the two connecting horizontal shafts 4451, and the inner sides of the two strip-shaped grooves 43 are respectively provided with limiting racks 4453 fixed to the limiting frame 41, and the transmission gears 4452 respectively fixed at one end of the two connecting horizontal shafts 4451. The movable gear 4452 is meshed with the limit gear. When the movable horizontal shaft 443 rotates, it drives the two connected horizontal shafts 4451 to rotate. The two connected horizontal shafts 4451 respectively drive the transmission gear 4452 at one end thereof to rotate. The transmission gear 4452 moves while rotating on the limit rack 4453, thereby driving the movable horizontal shaft 443 to move on the limit frame 41, and driving several annular roller brushes 4441 to rotate and move at the same time, so as to thoroughly clean the entire slot cover, improve the cleaning effect of the slot cover, and thus ensure the stability of the cleaning effect.

[0023] Furthermore, a roller brush assembly 444 is provided on the movable horizontal axis 443, which covers the surface of the slot cover body 3 by adjusting the spacing. The roller brush assembly 444 includes a plurality of equally spaced annular roller brushes 4441 arranged on the movable horizontal axis 443, and the annular roller brush 4441 at one end farthest from the water outlet 42 is fixedly connected to the movable horizontal axis 443, and a limiting slide groove 4442 is provided on the surface of both sides of the movable horizontal axis 443, and the other annular roller brushes 4441 are fixedly provided with limiting sliders on both sides, and the limiting sliders are slidably connected to the limiting slide grooves 4442. A limiting horizontal tube 4443 is fixedly provided at both ends of the side, and a limiting horizontal shaft 4444 fixed to one side of the movable annular roller brush 4441 is slidably provided on the inner side of the limiting horizontal tube 4443. A limiting horizontal groove 4445 is provided at the top end of the movable horizontal frame 441, and a connecting vertical rod 4446 is slidably provided on the inner side of the limiting horizontal groove 4445. A limiting ring body 4447 is fixedly provided at the bottom of the connecting vertical rod 4446 and rotates with the annular roller brush 4441 closest to the end of the water outlet trough 42 through a bearing. When the limiting ring body 4447 moves, it will not affect the normal rotation of the annular roller brush 4441.

[0024] When the limiting ring body 4447 performs reciprocating motion, it drives the annular roller brush 4441 closest to one end of the water outlet trough 42 to move reciprocatingly. Since a limiting horizontal tube 4443 and a limiting horizontal axis 4444 are provided between two adjacent annular roller brushes 4441, the distance between two adjacent annular roller brushes 4441 on the movable horizontal axis 443 can be reciprocatedly adjusted, which helps the roller brush assembly 444 to clean the alkali crystals and dirt on the trough cover body 3 more thoroughly, thereby improving the cleaning effect of the trough cover body 3.

[0025] Furthermore, a driving assembly 446 for synchronously driving the roller brush assembly 444 and the transmission assembly 445 to operate is provided on the movable horizontal frame 441, and the driving assembly 446 includes a dual-axis motor 4461 fixedly mounted on one end of the top of the movable horizontal frame 441, the model of the dual-axis motor 4461 is preferably 80M2-4, and a movable connecting rod 4462 hingedly arranged on one side of the top of the connecting vertical rod 4446, a transmission belt 4463 is provided on one of the driving shafts of the dual-axis motor 4461 through a pulley transmission, the bottom of the transmission belt 4463 passes through the movable horizontal frame 441 and is connected to one of the connecting horizontal shafts 4451 through a pulley transmission, one of the driving shafts of the dual-axis motor 4461 drives the connecting horizontal shaft 4451 to rotate through the transmission belt 4463, the connecting horizontal shaft 4451 drives the movable horizontal shaft 443 at one end thereof to start rotating, and the movable horizontal shaft 443 drives several annular roller brushes 4441 thereon to rotate.

[0026] A protective cover body for providing certain protection for the driving component 446 can be detachably provided on the top of the movable cross frame 441, so as to prevent acid and alkali liquids from corroding the transmission parts and extend the service life of the cleaning device.

[0027] A movable turntable 4464 is provided at one end of the movable connecting rod 4462, and a limiting column 4465 is fixedly provided on the movable turntable 4464 and is rotatably connected to one end of the movable connecting rod 4462. A rotating shaft 1 4466 that rotates with the movable cross frame 441 through a bearing seat is fixedly provided at the axis center of the movable turntable 4464, and a worm is fixed on the other driving shaft of the dual-axis motor 4461, and a worm wheel is meshed with a worm wheel on one side of the worm, and a rotating shaft 2 4467 that rotates with the movable cross frame 441 through a bearing seat is fixedly provided at the axis center of the worm wheel, and the rotating shaft 1 4466 and the rotating shaft 2 4467 are connected through the bearing seat. The pulley transmission is provided with a transmission belt 2 4468, and the other driving shaft of the dual-axis motor 4461 drives the rotating shaft 2 4467 to rotate through the worm and the worm gear, and the rotating shaft 2 4467 drives the rotating shaft 1 4466 to rotate through the transmission belt 2 4468, and the rotating shaft 1 4466 drives the movable turntable 4464 to rotate, and the movable turntable 4464 drives the limiting column 4465 thereon to rotate, and the rotating shaft 1 4466 drives one end of the movable connecting rod 4462 to rotate around the rotating shaft 1 4466, and the movable connecting rod 4462 drives the connecting vertical rod 4446 at the other end thereof to reciprocate.

[0028] Third embodiment In order to quickly remove the alkali crystals attached to the surface of the tank cover and improve the cleaning efficiency of the tank cover, refer to Figure 3In this embodiment, a water spray assembly 45 for dissolving alkali crystals attached to the surface of the tank cover body 3 is further provided at the top of the limiting frame 41. The specific implementation method is that the water spray assembly 45 includes a connecting pipe 451 arranged on the side of the tank cover body 3 away from the water outlet tank 42, and one end of the connecting pipe 451 passes through one end of the limiting frame 41 and is fixedly connected to a water inlet pipe 452. The water inlet pipe 452 is externally connected to a water pump. The water pump belongs to the prior art and will not be described in detail in this application. The water inlet pipe 452 is configured as a hose and will not affect the rotation of the tank cover body 3. A plurality of equidistantly arranged high-pressure nozzles 453 are fixedly connected to one side of the bottom of the connecting pipe 451. The plurality of high-pressure nozzles 453 simultaneously spray hot high-pressure water flow to the surface of the tank cover body 3, which can preliminarily dissolve the alkali crystals attached to the surface of the tank cover body 3, can effectively reduce the risk of manual operation, and also greatly improve the cleaning efficiency.

[0029] The present invention can also add an ultrasonic generator under the tank cover body 3, which can generate high-frequency vibration when the roller brush assembly 444 brushes the tank cover body 3, so that the alkali crystals and dirt attached to the surface of the tank cover body 3 fall off under the action of vibration, thereby further improving the cleaning effect.

[0030] When the device cleans the surface of the tank cover body 3, the external water pump is first started to transport hot water to the connecting pipe 451 through the water inlet pipe 452, and then sprayed out through the high-pressure nozzle 453. The sprayed high-pressure hot water preliminarily dissolves the alkali crystals on the surface of the tank cover body 3.

[0031] At the same time, the dual-axis motor 4461 is started, and one of the driving shafts of the dual-axis motor 4461 drives the connecting horizontal axis 4451 to rotate through a transmission belt 4463, and the connecting horizontal axis 4451 drives the movable horizontal axis 443 at one end thereof to start rotating, and the movable horizontal axis 443 drives the connecting horizontal axis 4451 at the other end thereof to rotate, and the two connecting horizontal axes 4451 respectively drive the transmission gear 4452 at one end thereof to rotate, and the transmission gear 4452 rotates on the limiting rack 4453 and moves at the same time, thereby driving the movable horizontal axis 443 to move on the limiting frame 41 while rotating.

[0032] The movable horizontal shaft 443 also drives several annular roller brushes 4441 thereon to rotate simultaneously, the other driving shaft of the dual-axis motor 4461 drives the worm to rotate, the worm drives the worm wheel meshing with it to rotate, the worm wheel drives the second rotating shaft 4467 at its axis to rotate, the second rotating shaft 4467 drives the first rotating shaft 4466 to rotate through the second transmission belt 4468, the first rotating shaft 4466 drives the movable turntable 4464 to rotate, the movable turntable 4464 drives the limiting column 4465 thereon to rotate, the first rotating shaft 4466 drives one end of the movable connecting rod 4462 to rotate around the first rotating shaft 4466, and the movable The movable connecting rod 4462 drives the connecting vertical rod 4446 at the other end thereof to perform reciprocating motion on the inner side of the limiting horizontal groove 4445, and the connecting vertical rod 4446 drives the limiting ring body 4447 to perform reciprocating motion, and the limiting ring body 4447 drives the annular roller brush 4441 closest to one end of the water outlet trough 42 to move back and forth. Since a limiting horizontal tube 4443 and a limiting horizontal axis 4444 are provided between two adjacent annular roller brushes 4441, the distance between two adjacent annular roller brushes 4441 on the movable horizontal axis 443 can be reciprocated and adjusted, and the normal rotation of the annular roller brush 4441 is ensured, so as to clean the alkali crystals and dirt on the trough cover body 3.

[0033] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for automatically cleaning a tank cover of a photovoltaic wet process equipment, comprising a waste liquid tank (2) arranged on both sides of a tank body (1), and a tank cover body (3) movably hinged to both sides of the top of the tank body (1), characterized in that: The top of the tank body (1) is provided with a cleaning mechanism (4) for removing alkali crystals and dirt on the surface of the tank cover body (3), and the top surface of the tank cover body (3) is arranged as an inclined surface; The cleaning mechanism (4) comprises a limiting frame (41) respectively fixed to the top of the two tank cover bodies (3), and a water outlet groove (42) provided on the limiting frame (41) near the waste liquid tank (2), and strip grooves (43) are respectively provided inside the two sides of the limiting frame (41). A cleaning component (44) for sweeping alkali crystals and dirt on the surface of the tank cover body (3) is provided on the top of the limiting frame (41), and a water spray component (45) for dissolving alkali crystals attached to the surface of the tank cover body (3) is also provided on the top of the limiting frame (41); The cleaning assembly (44) comprises a movable horizontal frame (441) arranged at one end of the top of the slot cover body (3), and support frames (442) fixedly arranged at both ends of the bottom of the movable horizontal frame (441), the two support frames (442) slide on both sides of the top of the limiting frame (41) respectively, a movable horizontal shaft (443) is arranged between the two support frames (442), a roller brush assembly (444) is arranged on the movable horizontal shaft (443) and covers the surface of the slot cover body (3) by adjusting the spacing, a transmission assembly (445) for driving the movable horizontal shaft (443) to move while rotating axially is arranged at the bottom of the movable horizontal frame (441), and the cleaning assembly (44) further comprises a driving assembly (446) arranged on the movable horizontal frame (441) and used to synchronously drive the roller brush assembly (444) and the transmission assembly (445) to operate; The water spray assembly (45) comprises a connecting pipe (451) arranged on a side of the tank cover body (3) away from the water outlet tank (42), one end of the connecting pipe (451) passes through one end of the limiting frame (41) and is fixedly connected to a water inlet pipe (452), and one side of the bottom of the connecting pipe (451) is fixedly connected to a plurality of equidistantly arranged high-pressure spray heads (453).

2. The device for automatically cleaning the tank cover of photovoltaic wet process equipment according to claim 1, characterized in that: The transmission assembly (445) comprises connecting transverse shafts (4451) respectively fixedly arranged at both ends of the movable transverse shaft (443), and the two connecting transverse shafts (4451) respectively penetrate the two support frames (442) and are rotatably connected thereto via bearings, and transmission gears (4452) respectively fixed at one end of the two connecting transverse shafts (4451), and the inner sides of the two strip-shaped grooves (43) are respectively provided with limiting racks (4453) fixed to the limiting frame (41), and the transmission gear (4452) is meshingly connected with the limiting gear.

3. The device for automatically cleaning the tank cover of photovoltaic wet process equipment according to claim 2, characterized in that: The roller brush assembly (444) comprises a plurality of equally spaced annular roller brushes (4441) arranged on a movable transverse axis (443), wherein the annular roller brush (4441) at one end farthest from the water outlet trough (42) is fixedly connected to the movable transverse axis (443), and limiting slide grooves (4442) are provided on the surfaces of both sides of the movable transverse axis (443), and limiting sliders are fixedly provided on both sides of the interior of the remaining annular roller brushes (4441), and the limiting sliders are slidably connected to the limiting slide grooves (4442), and limiting transverse tubes (4443) are fixedly provided at both ends of one side of the annular roller brush (4441), and a limiting transverse axis (4444) fixed to one side of the movable annular roller brush (4441) is slidably provided on the inner side of the limiting transverse tube (4443).

4. The device for automatically cleaning the tank cover of photovoltaic wet process equipment according to claim 3, characterized in that: A limiting transverse groove (4445) is provided at one end of the top of the movable transverse frame (441), a connecting vertical rod (4446) is slidably arranged inside the limiting transverse groove (4445), and a limiting ring body (4447) is fixedly arranged at the bottom of the connecting vertical rod (4446) and rotates with the annular roller brush (4441) at one end closest to the water outlet groove (42) through a bearing.

5. The device for automatically cleaning the tank cover of photovoltaic wet process equipment according to claim 4, characterized in that: The driving assembly (446) comprises a double-axis motor (4461) fixedly mounted on one end of the top of the movable horizontal frame (441), and a movable connecting rod (4462) hingedly arranged on one side of the top of the connecting vertical rod (4446); a transmission belt (4463) is arranged on one of the driving shafts of the double-axis motor (4461) through a pulley transmission; the bottom of the transmission belt (4463) passes through the movable horizontal frame (441) and is connected to one of the connecting horizontal shafts (4451) through a pulley transmission; a movable turntable (4464) is arranged at one end of the movable connecting rod (4462); a limiting column (4465) rotatably connected to one end of the movable connecting rod (4462) is fixedly arranged on the movable turntable (4464); and a rotating shaft (4466) rotatably connected to the movable horizontal frame (441) through a bearing seat is fixedly arranged at the axis of the movable turntable (4464).

6. The device for automatically cleaning the tank cover of photovoltaic wet process equipment according to claim 5, characterized in that: A worm is fixed on the other driving shaft of the dual-axis motor (4461), and a worm wheel is meshedly arranged on one side of the worm. A second rotating shaft (4467) is fixedly arranged at the axis of the worm wheel and rotates with the movable cross frame (441) through a bearing seat. A second transmission belt (4468) is arranged to transmit the rotation of the first rotating shaft (4466) and the second rotating shaft (4467) through a pulley.

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