An outer surface cleaning device for lithium battery production

Abstract

The present application relates to a kind of outer surface cleaning device, especially a kind of outer surface cleaning device for lithium battery production.The purpose of the present application is to provide a kind of outer surface cleaning device for lithium battery production with higher degree of automation.The present application provides such a kind of outer surface cleaning device for lithium battery production, including base, liquid storage frame, first support rod and second support rod, etc., the middle part of base is connected with the liquid storage frame for storing cleaning liquid, the left and right sides of the top of base are all connected with first support rod, the upper part of first support rod is all slidably connected with second support rod.The present application can drive cleaning frame to move down by using cylinder as driving force, so as to drive lithium battery to move down into liquid storage frame and contact with cleaning liquid, then drive cleaning frame to reciprocate forward and backward by using motor as driving force, so as to complete the work of cleaning the surface of lithium battery, with higher degree of automation, time and labor saving.

Description

TECHNICAL FIELD

[0001] The present application relates to an outer surface cleaning device, in particular to an outer surface cleaning device for lithium battery production. BACKGROUND

[0002] In the battery production process, the battery needs to be cleaned by a specific medicine, and the residual electrolyte on the surface of the battery needs to be cleaned after the metal shell lithium ion battery is injected, so as to avoid the influence of the residual electrolyte on the surface of the battery shell or the pole on the appearance aesthetics of the battery or the insulation performance of the battery.

[0003] Patent application CN208643471U, published on 20190326, discloses a lithium battery separation cleaning equipment, which comprises a bottom plate, a fixed block and a stand column are fixedly connected to the upper end of the bottom plate, a servo motor is arranged on the side of the fixed block away from the stand column, a rotating disc is fixedly connected to the output shaft of the servo motor, a plug rod is slidably connected to the fixed block, a connecting block is fixedly connected to the side of the plug rod close to the servo motor, a supporting rod is arranged between the connecting block and the rotating disc, and the two ends of the supporting rod are rotatably connected to the edges of the connecting block and the rotating disc. A sliding groove is arranged on the upper side of the bottom plate, and the sliding groove is located between the fixed block and the stand column. The present application has novel structure, and can conveniently realize the automatic and high-efficiency separation cleaning of the lithium battery, and avoid the damage to the hands of workers. Although the above-mentioned patent can separate and clean the lithium battery, it needs to be manually rotated forward and backward during use, so as to drive the cleaning basket to move up and down to complete the cleaning work of the lithium battery, which has low automation degree and consumes time and effort.

[0004] In view of the above, there is an urgent need for an outer surface cleaning device for lithium battery production with high automation degree to solve the above problems. SUMMARY

[0005] In order to overcome the shortcomings of the existing lithium battery separation cleaning equipment which generally needs manual rotation of the screw rod forward and backward, so as to drive the cleaning basket to move up and down to complete the cleaning work of the lithium battery, and has low automation degree, the purpose of the present application is to provide an outer surface cleaning device for lithium battery production with high automation degree.

[0006] The present application is achieved by the following technical means:

[0007] The utility model provides a kind of outer surface cleaning device for lithium battery production, including base, liquid storage frame, first support rod, second support rod, third support rod, cleaning frame, drainage component, lifting assembly and wobble component, the middle part of base is connected with the liquid storage frame for storing cleaning fluid, the left and right sides of base top are connected with first support rod, the inner side of first support rod upper portion is slidably connected with second support rod, second support rod is slidably connected with third support rod, the inner side lower portion between third support rod is connected with the cleaning frame for placing lithium battery, the upper portion of liquid storage frame is equipped with the lifting assembly for driving cleaning frame up and down movement, the top of third support rod is equipped with the wobble component for driving cleaning frame reciprocating motion forwards and backwards.

[0008] In addition, it is particularly preferred that the drainage component includes a drain pipe, a first ball valve, and a first handle, the front lower portion of the liquid storage frame is connected with the drain pipe and is in communication, the upper portion of the drain pipe is rotatably connected with the first handle in the middle, the bottom of the first handle is connected with the first ball valve, and the first ball valve blocks the inside of the drain pipe.

[0009] In addition, it is particularly preferred that the lifting assembly includes a support block, a connecting rod, and a pneumatic cylinder, the outer side upper portion of the liquid storage frame is connected with the support block at intervals, the support blocks are connected with the connecting rod, the left and right sides of the connecting rod are connected with the pneumatic cylinder, and the top of the pneumatic cylinder's telescopic rod is connected with the bottom of the left and right second support rods, respectively.

[0010] In addition, it is particularly preferred that the wobble component includes a fourth support rod, a motor, a rotating disc, a first connecting rod, and a second connecting rod, the top inner side of the second support rod is connected with the fourth support rod, the upper portion of the fourth support rod is connected with the motor in the middle, the output shaft bottom of the motor is connected with the rotating disc, the bottom right side of the rotating disc is connected with the first connecting rod, the top between the third support rods is connected with the second connecting rod, and the first connecting rod slides on the upper portion of the second connecting rod.

[0011] In addition, it is particularly preferred that the wobble component includes a fourth support rod, a motor, a rotating disc, a first connecting rod, and a second connecting rod, the top inner side of the second support rod is connected with the fourth support rod, the upper portion of the fourth support rod is connected with the motor in the middle, the output shaft bottom of the motor is connected with the rotating disc, the bottom right side of the rotating disc is connected with the first connecting rod, the top between the third support rods is connected with the second connecting rod, and the first connecting rod slides on the upper portion of the second connecting rod.

[0012] Furthermore, particularly preferably, a supplement assembly for automatically supplementing the cleaning liquid to the liquid storage frame is further included, the supplement assembly includes a storage tank, a dust cover, a first pipeline, a second pipeline, a second ball valve and a second handle, the left and right sides of the top of the base are connected with the storage tank, the upper middle parts of the storage tank are slidably connected with the dust cover, the inner upper parts of the storage tank are connected with the outer upper parts of the liquid storage frame through the first pipeline, the inner lower parts of the storage tank are connected with the outer upper parts of the liquid storage frame through the second pipeline, the front middle parts of the second pipeline are rotatably connected with the second handle, the rear sides of the second handle are connected with the second ball valve, and the second ball valve blocks the inside of the second pipeline.

[0013] Furthermore, particularly preferably, a supplement assembly for automatically supplementing the cleaning liquid to the liquid storage frame is further included, the supplement assembly includes a storage tank, a dust cover, a first pipeline, a second pipeline, a second ball valve and a second handle, the left and right sides of the top of the base are connected with the storage tank, the upper middle parts of the storage tank are slidably connected with the dust cover, the inner upper parts of the storage tank are connected with the outer upper parts of the liquid storage frame through the first pipeline, the inner lower parts of the storage tank are connected with the outer upper parts of the liquid storage frame through the second pipeline, the front middle parts of the second pipeline are rotatably connected with the second handle, the rear sides of the second handle are connected with the second ball valve, and the second ball valve blocks the inside of the second pipeline.

[0014] Furthermore, particularly preferably, the lower end of the first pipeline is lower than the lower end of the second pipeline.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] 1. The present application uses a cylinder as a driving force to drive the cleaning frame to move downward, thereby driving the lithium battery to move downward into the liquid storage frame to contact with the cleaning liquid, and then uses a motor as a driving force to drive the cleaning frame to reciprocate forward and backward, thereby completing the cleaning work on the surface of the lithium battery, and the automation degree is high, time and labor are saved.

[0017] 2. When the cleaning frame moves downward, the baffle can be driven to rotate 180 degrees inward to cover the cleaning frame, thereby avoiding the lithium battery from falling out when the cleaning frame reciprocates forward and backward.

[0018] 3. The storage tank of the present application can store an appropriate amount of cleaning liquid, and as the cleaning liquid in the liquid storage frame is used up, the cleaning liquid in the storage tank will be automatically supplemented to the liquid storage frame through the second pipeline, thereby eliminating the need for manual addition of cleaning liquid, and the working efficiency is high. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a perspective structural schematic view of the present application.

[0020] Figure 2 It is an installation schematic view of the drainage assembly and the lifting assembly of the present application.

[0021] Figure 3 It is a partial sectional view of the drainage assembly of the present application.

[0022] Figure 4The installation schematic diagram of the shaking assembly of the present application.

[0023] Figure 5 The partial three-dimensional structure schematic diagram of the blocking assembly of the present application.

[0024] Figure 6 The installation schematic diagram of the blocking assembly of the present application.

[0025] Figure 7 The partial three-dimensional structure schematic diagram of the blocking assembly of the present application.

[0026] Figure 8 The installation schematic diagram of the supplement assembly of the present application.

[0027] Figure 9 The partial sectional structure schematic diagram of the supplement assembly of the present application.

[0028] Figure 10 The installation schematic diagram of the fishing assembly of the present application.

[0029] The above drawings include the following reference signs: 1, base, 2, liquid storage frame, 3, first support rod, 4, second support rod, 5, third support rod, 6, cleaning frame, 7, through hole, 8, drainage assembly, 81, drainage pipe, 82, first ball valve, 83, first handle, 9, lifting assembly, 91, support block, 92, connecting rod, 93, air cylinder, 10, shaking assembly, 101, fourth support rod, 102, motor, 103, rotating disc, 104, first connecting rod, 105, second connecting rod, 11, blocking assembly, 111, contact rod, 112, first spring, 113, third connecting rod, 114, second spring, 115, rotating rod, 116, blocking plate, 12, supplement assembly, 121, storage tank, 122, dustproof cover, 123, first pipeline, 124, second pipeline, 125, second ball valve, 126, second handle, 13, fishing assembly, 131, support frame, 132, first filter screen, 133, second filter screen. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solutions and advantages of the present application more clear and obvious, the present application is further described in detail below with specific embodiments and with reference to the drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present application. In addition, in the following description, the description of the known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present application.

[0031] Example 1

[0032] A kind of outer surface cleaning device for lithium battery production, with reference to Figures 1-5, including base 1, liquid storage frame 2, first support rod 3, second support rod 4, third support rod 5, cleaning frame 6, drainage assembly 8, lifting assembly 9 and shaking assembly 10, the middle part of base 1 is connected with liquid storage frame 2, the left and right sides of the top of base 1 are welded with first support rod 3, the inner side of the upper part of first support rod 3 is slidably connected with second support rod 4, second support rod 4 is slidably connected with third support rod 5, the inner side of the lower part of third support rod 5 is connected with cleaning frame 6, people can put cleaning liquid into liquid storage frame 2, then put lithium battery into cleaning frame 6, when cleaning frame 6 moves downward, it can drive lithium battery to move downward into liquid storage frame 2 for cleaning, through holes 7 are spaced apart on cleaning frame 6, the front lower part of liquid storage frame 2 is provided with drainage assembly 8, the upper part of liquid storage frame 2 is provided with lifting assembly 9, and the top of third support rod 5 is provided with shaking assembly 10.

[0033] Referring to Figures 1-3 , drainage assembly 8 comprises a drain pipe 81, a first ball valve 82 and a first handle 83, the front lower part of liquid storage frame 2 is connected with the drain pipe 81 and communicates with the drain pipe 81, the upper part of the drain pipe 81 is rotatably connected with the first handle 83, the bottom of the first handle 83 is connected with the first ball valve 82, and the first ball valve 82 blocks the inside of the drain pipe 81, when the first ball valve 82 is rotated to open, the waste liquid in the liquid storage frame 2 can be discharged forward through the drain pipe 81.

[0034] Referring to Figures 1-2 , lifting assembly 9 comprises a support block 91, a connecting rod 92 and a gas cylinder 93, the outer side of the upper part of liquid storage frame 2 is spaced apart and welded with the support block 91, the support block 91 is connected with the connecting rod 92, and the left and right sides of the connecting rod 92 are respectively connected with the gas cylinder 93, the top of the telescopic rod of the gas cylinder 93 is connected with the bottom of the left and right second support rods 4, and the gas cylinder 93 is started, which can drive the second support rod 4, the third support rod 5 and the cleaning frame 6 to move up and down.

[0035] Referring to Figure 1 , Figure 4 and Figure 5 , shaking assembly 10 comprises a fourth support rod 101, a motor 102, a rotating disc 103, a first connecting rod 104 and a second connecting rod 105, the top inner side of the second support rod 4 is welded with the fourth support rod 101, the upper part of the fourth support rod 101 is bolted with the motor 102, the output shaft of the motor 102 is connected with the rotating disc 103, the bottom right side of the rotating disc 103 is connected with the first connecting rod 104, the top of the third support rod 5 is connected with the second connecting rod 105, and the first connecting rod 104 slides on the upper part of the second connecting rod 105, and the motor 102 is started, which can drive the cleaning frame 6 to reciprocate forward and backward.

[0036] When people need to use the device, first put the appropriate amount of cleaning solution into the storage frame 2, then put the appropriate amount of lithium battery into the cleaning frame 6, then start the air cylinder 93, control the telescopic rod of the air cylinder 93 to shorten, drive the second support rod 4 to move downward, thereby driving the third support rod 5 and the cleaning frame 6 to move downward, so that the cleaning frame 6 is located in the storage frame 2, the cleaning solution in the storage frame 2 can enter the cleaning frame 6 through the through hole 7 and contact the lithium battery, then control the telescopic rod of the air cylinder 93 to stop moving, start the motor 102, the output shaft of the motor 102 drives the rotating disc 103 to rotate, the rotating disc 103 drives the first connecting rod 104 to rotate, thereby driving the second connecting rod 105 to reciprocate forward and backward, the second connecting rod 105 drives the third support rod 5 and the cleaning frame 6 to reciprocate forward and backward, the cleaning frame 6 drives the lithium battery to reciprocate forward and backward in the cleaning solution, thereby cleaning the surface of the lithium battery with the cleaning solution, after cleaning, turn off the motor 102, control the telescopic rod of the air cylinder 93 to lengthen, drive the second support rod 4 to move upward and reset, thereby driving the third support rod 5 and the cleaning frame 6 to move upward and reset, so that the cleaning frame 6 is away from the storage frame 2, the cleaning solution in the cleaning frame 6 can fall into the storage frame 2 through the through hole 7, then turn off the air cylinder 93, manually take out the cleaned lithium battery, and repeat the above operation to clean the lithium battery again, when people do not need to use the device, rotate the first handle 83 by 90 degrees, drive the first ball valve 82 to rotate by 90 degrees to open, so that the cleaning solution in the storage frame 2 can be discharged forward through the drain pipe 81, manually collect and process, when all the cleaning solution in the storage frame 2 is discharged, reverse the first handle 83 by 90 degrees, drive the first ball valve 82 to reverse by 90 degrees to close.

[0037] Embodiment 2

[0038] On the basis of embodiment 1, referring to Figure 1 、 Figure 6 and Figure 7 , further comprising a blocking assembly 11, the blocking assembly 11 comprises a contact rod 111, a first spring 112, a third connecting rod 113, a second spring 114, a rotating rod 115 and a blocking plate 116, the inner side of the first support rod 3 is slidably connected with the contact rod 111, the first spring 112 is connected between the bottom of the contact rod 111 and the adjacent first support rod 3, the lower part of the front and rear sides of the third support rod 5 is slidably connected with the third connecting rod 113, the third connecting rod 113 moves downward to contact the contact rod 111, the second spring 114 is connected between the third connecting rod 113 and the adjacent third support rod 5, the front and rear sides of the upper part of the cleaning frame 6 is rotatably connected with the rotating rod 115, the rotating rod 115 is slidably connected with the third connecting rod 113 on its left and right sides, the blocking plate 116 is connected on the rotating rod 115, the blocking plate 116 can block the top of the cleaning frame 6 when it rotates 180 degrees inward, so that the lithium battery can be prevented from falling out when the cleaning frame 6 reciprocates forward and backward.

[0039] When the third support rod 5 moves downward, the third connecting rod 113, the second spring 114, the cleaning frame 6, the rotating rod 115 and the baffle 116 will move downward, when the third connecting rod 113 contacts the contact rod 111, because the elastic force of the first spring 112 is greater than that of the second spring 114, at this time the third connecting rod 113 and the second spring 114 stop moving, the third support rod 5 continues to drive the cleaning frame 6, the rotating rod 115 and the baffle 116 to move downward, the second spring 114 is compressed, at this time the third connecting rod 113 will extrude the rotating rod 115 to rotate 180 degrees, the rotating rod 115 drives the baffle 116 to rotate 180 degrees inward, so that the baffle 116 blocks the top of the cleaning frame 6, when the second spring 114 cannot be compressed, the third support rod 5 continues to drive the third connecting rod 113 and the second spring 114 to move downward, the third connecting rod 113 extrudes the contact rod 111 to move downward, the first spring 112 is compressed, when the third support rod 5 moves upward to reset, it drives the third connecting rod 113, the second spring 114, the cleaning frame 6, the rotating rod 115 and the baffle 116 to move upward to reset, at this time the first spring 112 returns to its original state, drives the contact rod 111 to move upward to reset, so that the contact rod 111 is always in close contact with the third connecting rod 113, when the contact rod 111 is completely reset, the third connecting rod 113 continues to move upward to reset and separate from the contact rod 111, the second spring 114 will return to its original state, so that the lithium battery can be prevented from falling out when the cleaning frame 6 moves back and forth.

[0040] Referring to Figure 1 , Figure 8 and Figure 9 , the supplementary assembly 12 is further included, the supplementary assembly 12 includes a storage tank 121, a dust cover 122, a first pipeline 123, a second pipeline 124, a second ball valve 125 and a second handle 126, the left and right sides of the top of the base 1 are connected with the storage tank 121, the upper middle parts of the storage tank 121 are slidably connected with the dust cover 122, the inner upper parts of the storage tank 121 and the outer upper parts of the liquid storage frame 2 are connected with the first pipeline 123 and communicate with each other, the inner lower parts of the storage tank 121 and the outer upper parts of the liquid storage frame 2 are connected with the second pipeline 124 and communicate with each other, the lower end of the first pipeline 123 is lower than the lower end of the second pipeline 124, when the lower end of the first pipeline 123 is not blocked by the cleaning liquid in the liquid storage frame 2, the cleaning liquid in the storage tank 121 will be supplemented into the liquid storage frame 2 under the action of gravity, the front middle parts of the second pipeline 124 are rotatably connected with the second handle 126, the rear sides of the second handle 126 are connected with the second ball valve 125, and the second ball valve 125 blocks the inside of the second pipeline 124.

[0041] When people put the appropriate amount of cleaning solution into the storage frame 2, the dustproof cover 122 can be pulled up to open, and then the appropriate amount of cleaning solution is put into the storage tank 121, and then the dustproof cover 122 is put back to the original position, and then the second handle 126 is rotated by 90 degrees to drive the second ball valve 125 to rotate by 90 degrees to open, at this time the lower end of the first pipeline 123 is blocked by the cleaning solution in the storage frame 2, and the cleaning solution in the storage tank 121 cannot enter the storage frame 2, and as the cleaning solution in the storage frame 2 is used up, when the lower end of the first pipeline 123 is not blocked by the cleaning solution in the storage frame 2, the cleaning solution in the storage tank 121 can be supplemented to the storage frame 2 under the action of gravity, and the external air can be supplemented to the storage tank 121 through the first pipeline 123, and when the lower end of the first pipeline 123 is blocked by the cleaning solution in the storage frame 2 again, the cleaning solution in the storage tank 121 cannot be supplemented to the storage frame 2 through the second pipeline 124, and thus reciprocating, the purpose of automatically supplementing the cleaning solution can be achieved, and when people do not need to use the device, the second handle 126 can be reversed by 90 degrees to drive the second ball valve 125 to be reversed by 90 degrees to be closed.

[0042] With reference to Figure 1 And Figure 10 Further comprising a fishing assembly 13, the fishing assembly 13 comprises a support frame 131, a first filter screen 132 and a second filter screen 133, the support frame 131 is placed in the cleaning frame 6, and the lithium battery can be driven away from the cleaning frame 6 by manually taking out the support frame 131, so that people can take away the lithium battery, the first filter screen 132 is connected to the front, back, left and right four sides of the support frame 131, and the second filter screen 133 is connected to the bottom of the support frame 131.

[0043] When people need to use the device, an appropriate amount of lithium battery can be put into the support frame 131, when the cleaning frame 6 moves downward, the support frame 131 can be driven to move downward into the storage frame 2, so that the cleaning solution can enter the support frame 131 through the first filter screen 132 and the second filter screen 133 to contact the lithium battery, thereby completing the surface cleaning of the lithium battery, when the cleaning frame 6 moves upward to reset, the support frame 131 can be driven to move upward to reset away from the storage frame 2, and then the lithium battery can be driven away from the cleaning frame 6 by manually taking out the support frame 131, and then the lithium battery can be taken away by manual, and finally the support frame 131 can be put back to the original position.

[0044] Although the present application is described in detail with reference to the above embodiments, it is apparent to those skilled in the art from the disclosure that various changes or modifications can be made to the present application without departing from the principles and spirit of the application defined in the claims, and therefore the detailed description of the embodiments of the present disclosure is only used for explanation, not for limitation of the present application, and the scope of protection is defined by the content of the claims.

Claims

1. A surface cleaning device for lithium battery production, comprising a base (1), a liquid storage frame (2), a first support rod (3), a second support rod (4), a third support rod (5), and a cleaning frame (6), wherein the base (1) is connected to a liquid storage frame (2) for storing cleaning fluid in the middle, the top left and right sides of the base (1) are connected to the first support rod (3), the upper inner side of the first support rod (3) is slidably connected to the second support rod (4), the second support rod (4) is slidably connected to the third support rod (5), the lower inner side of the third support rod (5) is connected to the cleaning frame (6) for placing lithium batteries, and the cleaning frame (6) is provided with through holes (7) spaced apart, characterized in that, It also includes a drainage component (8), a lifting component (9) and a shaking component (10). The lower front side of the liquid storage box (2) is provided with a drainage component (8) for discharging waste liquid. The upper part of the liquid storage box (2) is provided with a lifting component (9) for driving the cleaning box (6) to move up and down. The top of the third support rod (5) is provided with a shaking component (10) for driving the cleaning box (6) to move back and forth. The swaying assembly (10) includes a fourth support rod (101), a motor (102), a turntable (103), a first connecting rod (104), and a second connecting rod (105). The top inner side of the second support rod (4) is connected to the fourth support rod (101). The upper middle part of the fourth support rod (101) is connected to the motor (102). The bottom of the output shaft of the motor (102) is connected to the turntable (103). The bottom right side of the turntable (103) is connected to the first connecting rod (104). The top of the third support rod (5) is connected to the second connecting rod (105). The first connecting rod (104) slides on the upper part of the second connecting rod (105). It also includes a blocking assembly (11) to prevent the lithium battery from falling out of the cleaning frame (6). The blocking assembly (11) includes a contact rod (111), a first spring (112), a third connecting rod (113), a second spring (114), a rotating rod (115), and a baffle (116). The inner side of the first support rod (3) is slidably connected to the contact rod (111). The bottom of the contact rod (111) is connected to the adjacent first support rod (3) by a first spring (112). The third support rod (114) 5) The lower parts of the front and rear sides are slidably connected to the third link (113). When the third link (113) moves down, it will contact the contact rod (111). The third link (113) and the adjacent third support rod (5) are connected to the second spring (114). The front and rear sides of the upper part of the cleaning frame (6) are rotatably connected to the rotating rod (115). The rotating rod (115) is slidably connected to the third link (113) on its left and right sides. The rotating rod (115) is connected to the baffle (116). The lifting assembly (9) includes a support block (91), a connecting rod (92) and a cylinder (93). The upper outer side of the liquid storage frame (2) is connected with the support block (91) at intervals. The support block (91) is connected with the connecting rod (92) between the support blocks (91). The left and right sides of the connecting rod (92) are connected with cylinders (93). The top of the telescopic rod of the cylinder (93) is connected to the bottom of the second support rod (4) on the left and right sides respectively.

2. The external surface cleaning device for lithium battery production according to claim 1, characterized in that, The drainage assembly (8) includes a drain pipe (81), a first ball valve (82) and a first handle (83). The lower front part of the liquid storage box (2) is connected to the drain pipe (81) and is in communication with it. The upper middle part of the drain pipe (81) is rotatably connected to the first handle (83). The bottom of the first handle (83) is connected to the first ball valve (82). The first ball valve (82) blocks the inside of the drain pipe (81).

3. The external surface cleaning device for lithium battery production according to claim 2, characterized in that, It also includes a replenishment assembly (12) for automatically replenishing cleaning fluid to the storage container (2). The replenishment assembly (12) includes a storage tank (121), a dust cover (122), a first pipe (123), a second pipe (124), a second ball valve (125), and a second handle (126). The storage tank (121) is connected to both the left and right sides of the top of the base (1). The dust cover (122) is slidably connected to the middle of the upper part of the storage tank (121). The upper inner part of the storage tank (121) and the upper outer part of the storage frame (2) are connected by a first pipe (123) and are connected. The lower inner part of the storage tank (121) and the upper outer part of the storage frame (2) are connected by a second pipe (124) and are connected. The middle front part of the second pipe (124) is rotatably connected to a second handle (126). The rear side of the second handle (126) is connected to a second ball valve (125). The second ball valve (125) blocks the inside of the second pipe (124).

4. The external surface cleaning device for lithium battery production according to claim 3, characterized in that, It also includes a retrieval assembly (13) for easy removal of lithium batteries. The retrieval assembly (13) includes a support frame (131), a first filter (132) and a second filter (133). The support frame (131) is placed inside the cleaning frame (6). The first filter (132) is connected to the front, back, left and right sides of the support frame (131), and the second filter (133) is connected to the bottom of the support frame (131).

5. The outer surface cleaning device for lithium battery production according to claim 3, characterized in that, The lower end of the first pipe (123) is lower than the lower end of the second pipe (124).

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