Waste gas treatment equipment for lithium battery wet-process diaphragm production

Abstract

The utility model discloses lithium battery wet diaphragm production waste gas treatment equipment which comprises a treatment box, a gas inlet is formed in the outer wall of one side of the treatment box, one end of the gas inlet extends into the treatment box, a gas outlet is formed in the outer wall of the other side of the treatment box, and a filter screen is installed on one side in the treatment box. A water tank is arranged at the center of the bottom of the treatment box, a protective fence is arranged at the edge of the top end of the treatment box, a bottom frame is arranged at the bottom end of the treatment box, two sets of scrap collecting hoppers are arranged at the bottom of the treatment box on the inner side of the bottom frame, and scrap discharging openings are formed in the bottom ends of the scrap collecting hoppers. According to the waste gas treatment equipment, the phenomenon that the filter screen and the activated carbon filter screen are blocked is reduced, so that normal operation of the waste gas treatment equipment is guaranteed, personnel can conveniently overhaul and maintain the waste gas treatment equipment, the purpose of carrying out multiple filtration and purification on waste gas is achieved, and the waste gas treatment effect is improved when the waste gas treatment equipment is used.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery wet-process diaphragm production, in particular to waste gas treatment equipment for lithium battery wet-process diaphragm production. Background Art

[0002] In the production of wet-process diaphragms for lithium batteries, multiple process treatments are required, during which a large amount of waste gas will be generated. If the waste gas is not treated with relevant processes, it will easily cause environmental pollution, so corresponding waste gas treatment equipment is required.

[0003] Reference publication number CN214319548U is an exhaust gas treatment device, which includes a shell, a filter plate and an activated carbon plate, the filter plate is connected to the inner wall of one side of the shell, the activated carbon plate is connected to the inner wall of the shell on the side away from the filter plate through a detachable component, the detachable component includes a fixed block, a fixed column and a connecting plate, the fixed block is connected to the bottom wall of the activated carbon plate, the fixed column is connected to the outer wall of the fixed block away from the activated carbon plate, the connecting plate is connected to the top wall of the activated carbon plate and abuts against the shell, the outer wall of the shell is provided with a motor, the output end of the motor is rotatably connected to a brush, the brush cooperates with the filter plate, and the right side of the filter plate is connected to the It is connected to an air guide hood, and an air guide pipe is connected to the end of the air guide hood away from the filter plate, and a water tank is plugged into the end of the air guide pipe away from the air guide hood. The equipment has a simple structure, and the activated carbon plate is detachable, which is convenient for timely replacement and can achieve a good treatment effect on the exhaust gas. According to the above, although the exhaust gas treatment equipment can be well applied to purify the exhaust gas, it is usually cleaned and maintained by disassembling the activated carbon filter, which makes the activated carbon filter still prone to clogging. In addition, the exhaust gas treatment equipment is not equipped with relevant climbing protection components, which makes the maintenance of the exhaust gas treatment equipment inconvenient and often troubles people. Utility Model Content

[0004] The purpose of the utility model is to provide a waste gas treatment device for the production of lithium battery wet-process diaphragms, so as to solve the problem that although the waste gas treatment equipment proposed in the above background technology can be well applied to purify the waste gas, it is usually cleaned and maintained by disassembling the activated carbon filter, which makes the activated carbon filter still prone to clogging. In addition, the waste gas treatment equipment is not equipped with relevant climbing protection components, which makes the waste gas treatment equipment inconvenient to maintain.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lithium battery wet-process diaphragm production waste gas treatment equipment, comprising a treatment box, an air inlet is provided on the outer wall of one side of the treatment box, one end of the air inlet extends to the interior of the treatment box, an air outlet is provided on the outer wall of the other side of the treatment box, one end of the air outlet extends to the interior of the treatment box, a filter is installed on one side of the interior of the treatment box, an activated carbon filter is installed on the other side of the interior of the treatment box, a water tank is provided at the center of the bottom of the treatment box, a guardrail is provided at the edge of the top of the treatment box, a base frame is provided at the bottom end of the treatment box, two sets of chip collecting buckets are provided at the bottom of the treatment box inside the base frame, and a chip discharge port is provided at the bottom of the chip collecting bucket.

[0006] Preferably, a ladder body is provided on one side of the surface of the treatment box, and a ladder guardrail is provided on one end of the surface of the ladder body. The arrangement of the ladder body allows personnel to climb to the top of the treatment box.

[0007] Preferably, a rotating drive member is installed on both sides of the top of the treatment box, and the bottom end of the rotating drive member extends to the interior of the treatment box and is provided with a screw rod, so that the rotating drive member is opened to drive the screw rod to rotate.

[0008] Preferably, a guide bucket is provided inside the treatment box on the side of the filter close to the water tank, and a ventilation pipe is provided on the outer wall of the guide bucket. The ventilation pipe extends to the bottom of the water tank at one end away from the guide bucket. Through the arrangement of the guide bucket and the ventilation pipe, the gas after the initial filtration can be guided into the water tank for secondary purification.

[0009] Preferably, a limit frame is provided on the top of the treatment box on one side of the screw rod, and a nut is threadedly connected to the outer wall on one side of the screw rod. The limit frame is provided to limit the movement range of the connecting rod.

[0010] Preferably, a connecting rod is provided on the outer wall of one side of the nut, and the end of the connecting rod away from the nut passes through the limit frame and is provided with a brush plate, which moves up and down to brush and clean the outer walls of the filter screen and the activated carbon filter screen.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the waste gas treatment equipment for lithium battery wet-process diaphragm production not only reduces the phenomenon of clogging of the filter screen and the activated carbon filter screen to ensure the normal operation of the waste gas treatment equipment, but also facilitates personnel to inspect and maintain the waste gas treatment equipment, and achieves the purpose of multiple filtration and purification of the waste gas, thereby improving the waste gas treatment effect of the waste gas treatment equipment when it is used;

[0012] (1) The screw rod is driven to rotate by a rotating driving member, and the movement range of the connecting rod is limited by a limit frame, so that the nut is located on the outer wall of the screw rod and slides, so that the nut drives the brush plate to move up and down through the connecting rod, so that the outer wall of the activated carbon filter and one side of the filter can be brushed and cleaned by the brush plate, thereby reducing the clogging of the filter and the activated carbon filter, so as to ensure the normal operation of the exhaust gas treatment equipment;

[0013] (2) The ladder body is provided so that personnel can climb to the top of the treatment box through the ladder body, and the guardrail and ladder guardrail can respectively block and protect the top of the treatment box and the personnel climbing, thereby facilitating the inspection and maintenance of the exhaust gas treatment equipment;

[0014] (3) The exhaust gas is initially filtered through the filter, so that the gas after the initial filtration is guided by the guide bucket and flows into the water tank through the ventilation pipe, and then the degradation liquid performs a secondary filtration on this part of the gas. Subsequently, the gas after the secondary filtration contacts the activated carbon filter for adsorption filtration again, thereby achieving the purpose of multiple filtration and purification of the exhaust gas, thereby improving the exhaust gas treatment effect when the exhaust gas treatment equipment is used. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0016] Figure 2 This is a three-dimensional structural schematic diagram of the utility model from a top view;

[0017] Figure 3 This is a schematic diagram of the side view of the appearance structure of the utility model;

[0018] Figure 4 For this utility model Figure 1 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1. treatment box; 2. base frame; 3. chip collection bucket; 4. chip discharge port; 5. guardrail; 6. air inlet; 7. air outlet; 8. filter screen; 9. activated carbon filter screen; 10. rotating drive member; 11. guide bucket; 12. water tank; 13. ventilation pipe; 14. screw rod; 15. limit frame; 16. ladder body; 17. ladder guardrail; 18. nut; 19. brush plate; 20. connecting rod. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides an embodiment: a lithium battery wet-process diaphragm production waste gas treatment device, comprising a treatment box 1, a ladder body 16 is provided on one side of the surface of the treatment box 1, and a ladder guardrail 17 is provided on one end of the surface of the ladder body 16;

[0022] When in use, the ladder body 16 is provided so that a person can climb to the top of the treatment box 1;

[0023] Rotating drive members 10 are installed on both sides of the top of the treatment box 1. The bottom end of the rotating drive member 10 extends to the inside of the treatment box 1 and is provided with a screw rod 14.

[0024] When in use, the rotary drive member 10 is turned on to drive the screw rod 14 to rotate;

[0025] A limit frame 15 is provided on the top of the treatment box 1 on one side of the screw rod 14, and a nut 18 is threadedly connected on the outer wall on one side of the screw rod 14;

[0026] When in use, the limit frame 15 is provided to limit the movement range of the connecting rod 20;

[0027] A connecting rod 20 is provided on the outer wall of one side of the nut 18, and one end of the connecting rod 20 away from the nut 18 passes through the limiting frame 15 and is provided with a brush plate 19;

[0028] When in use, the brush plate 19 is moved up and down to brush and clean the outer walls of the filter screen 8 and the activated carbon filter screen 9;

[0029] An air inlet 6 is provided on the outer wall of one side of the treatment box 1, one end of the air inlet 6 extends to the interior of the treatment box 1, an air outlet 7 is provided on the outer wall of the other side of the treatment box 1, one end of the air outlet 7 extends to the interior of the treatment box 1, a filter screen 8 is installed on one side of the interior of the treatment box 1, a guide bucket 11 is provided inside the treatment box 1 on the side of the filter screen 8 close to the water tank 12, a ventilation pipe 13 is provided on the outer wall of the guide bucket 11, and the end of the ventilation pipe 13 away from the guide bucket 11 extends to the bottom of the water tank 12;

[0030] When in use, the guide bucket 11 and the vent pipe 13 are arranged so as to guide the gas after the primary filtration to the water tank 12 for secondary purification;

[0031] An activated carbon filter 9 is installed on the other side of the inside of the treatment box 1, a water tank 12 is provided at the center position of the bottom of the treatment box 1, a guardrail 5 is provided at the edge position of the top of the treatment box 1, a base frame 2 is provided at the bottom end of the treatment box 1, and two sets of chip collecting buckets 3 are provided at the bottom of the treatment box 1 inside the base frame 2, and a chip discharge port 4 is provided at the bottom of the chip collecting bucket 3.

[0032] When the embodiment of the present application is in use, the waste gas in the production of the lithium battery wet-process diaphragm is first injected into the interior of the treatment box 1 through the air inlet 6, and the waste gas is preliminarily filtered through the filter screen 8. The gas after the initial filtration is guided by the guide bucket 11 and flows into the water tank 12 through the ventilation pipe 13, and then the degradation liquid performs a secondary filtration on this part of the gas. Subsequently, the gas after the secondary filtration contacts the activated carbon filter screen 9 for adsorption filtration again, so that the completely purified gas is discharged through the air outlet 7, thereby achieving the purpose of multiple purification and treatment of the waste gas. After that, the screw rod 14 is driven to rotate by the rotating driving member 10, and after the movement range of the connecting rod 20 is limited by the limit frame 15, the nut 18 is located on the outer wall of the screw rod 14. By sliding, the nut 18 can drive the brush plate 19 to move up and down through the connecting rod 20, so that the brush plate 19 can brush and clean the outer wall of the activated carbon filter 9 and the filter 8 on one side to reduce the blockage of the filter 8 and the activated carbon filter 9, and then the cleaned dust is guided to the chip discharge port 4 through the chip collecting bucket 3, so that the dust is discharged through the chip discharge port 4 to reduce the accumulation of dust at the bottom of the treatment box 1. Finally, through the setting of the ladder body 16, personnel can climb to the top of the treatment box 1 through the ladder body 16, and the setting of the guardrail 5 and the ladder guardrail 17 can respectively block and protect the top of the treatment box 1 and the climbing personnel to ensure the safety of the personnel, thereby completing the use of the exhaust gas treatment equipment.

Claims

1. A lithium battery wet-process diaphragm production waste gas treatment equipment, characterized by: It comprises a treatment box (1), an air inlet (6) is provided on an outer wall of one side of the treatment box (1), and one end of the air inlet (6) extends to the interior of the treatment box (1); An air outlet (7) is provided on the outer wall of the other side of the treatment box (1), and one end of the air outlet (7) extends to the interior of the treatment box (1); A filter screen (8) is installed on one side of the treatment box (1), an activated carbon filter screen (9) is installed on the other side of the treatment box (1), a water tank (12) is provided at the center of the bottom of the treatment box (1), a guardrail (5) is provided at the edge of the top of the treatment box (1), a base frame (2) is provided at the bottom of the treatment box (1), two sets of chip collecting buckets (3) are provided at the bottom of the treatment box (1) inside the base frame (2), and a chip discharge port (4) is provided at the bottom of the chip collecting bucket (3).

2. The waste gas treatment equipment for lithium battery wet-process diaphragm production according to claim 1 is characterized in that: A ladder body (16) is provided on one side of the surface of the treatment box (1), and a ladder guardrail (17) is provided on one end of the surface of the ladder body (16).

3. The waste gas treatment equipment for lithium battery wet-process diaphragm production according to claim 1 is characterized in that: Rotating drive members (10) are installed on both sides of the top of the treatment box (1), and the bottom end of the rotating drive member (10) extends into the interior of the treatment box (1) and is provided with a screw rod (14).

4. The waste gas treatment equipment for lithium battery wet-process diaphragm production according to claim 1 is characterized in that: A guide bucket (11) is provided inside the treatment box (1) on the side of the filter screen (8) close to the water tank (12), and a ventilation pipe (13) is provided on the outer wall of the guide bucket (11), and the end of the ventilation pipe (13) away from the guide bucket (11) extends to the bottom of the water tank (12).

5. The waste gas treatment equipment for lithium battery wet-process diaphragm production according to claim 3 is characterized by: A limiting frame (15) is provided on the top of the treatment box (1) on one side of the screw rod (14), and a nut (18) is threadedly connected on the outer wall on one side of the screw rod (14).

6. The waste gas treatment equipment for lithium battery wet-process diaphragm production according to claim 5 is characterized in that: A connecting rod (20) is provided on the outer wall of one side of the nut (18); one end of the connecting rod (20) away from the nut (18) passes through the limiting frame (15) and is provided with a brush plate (19).

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