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CN-224217524-U - Positive and negative plate separating device for waste lithium battery

CN224217524UCN 224217524 UCN224217524 UCN 224217524UCN-224217524-U

Abstract

The utility model relates to the technical field of battery recycling, in particular to a device for separating positive and negative plates of a waste lithium battery, which comprises a shell, a guide rail and a guide rail, wherein the guide rail is arranged on the shell; the lithium battery cutting device comprises a shell, a motor, a cutting assembly, a cleaning assembly, a conveying assembly, an oven and a collecting chamber, wherein the motor is fixedly arranged on the shell, the motor is connected with the clamping assembly, the motor can drive the clamping assembly to rotate, the cutting assembly is arranged on the shell, the cutting assembly can move along a guide rail path and cut off positive and negative lugs of a waste lithium battery, the cleaning assembly is arranged on the shell, the cleaning assembly can move along the guide rail path and clean the cut positive and negative lugs, the conveying assembly is arranged at a discharge end of the shell, a cutting assembly is arranged at one side, far away from the discharge end, of the conveying assembly, and is used for cutting the cut waste lithium battery again, and the oven is arranged at the discharge end of the cutting assembly and is provided with the collecting chamber at one side, far away from the cutting assembly.

Inventors

  • LI LEI
  • SUN XIANYANG
  • YANG YANG

Assignees

  • 合肥国轩循环科技有限公司

Dates

Publication Date
20260508
Application Date
20250226

Claims (7)

  1. 1. The utility model provides a waste lithium battery positive and negative pole piece separator which characterized in that includes: the device comprises a shell (1), wherein a guide rail (101) is arranged on the shell (1); the motor (4) is fixedly arranged on the shell (1), the motor (4) is connected with the clamping assembly, and the motor (4) can drive the clamping assembly to rotate; The cutting assembly (2) is arranged on the shell (1), and the cutting assembly (2) can move along the path of the guide rail (101) and cut off the positive and negative lugs of the waste lithium batteries; The cleaning assembly (3) is arranged on the shell (1), and the cleaning assembly (3) can move along the path of the guide rail (101) and clean the cut positive and negative lugs; The conveying assembly (6), the conveying assembly (6) is installed at the discharge end of the shell (1), one side of the conveying assembly (6) far away from the discharge end is provided with a cutting assembly (7), and the cutting assembly (7) is used for cutting the cut waste lithium batteries again; And the oven (8), the discharge end at cutting subassembly (7) is installed in oven (8), and one side that cuts subassembly (7) was kept away from to oven (8) is equipped with collecting chamber (11).
  2. 2. The positive and negative pole piece separating device of the waste lithium battery according to claim 1, wherein a cylinder (12) is arranged in the box body (5) of the clamping assembly, the cylinder (12) is connected with a clamp (13) in the box body (5), and the cylinder (12) can drive the clamp (13) to ascend/descend.
  3. 3. The positive and negative plate separating device of the waste lithium battery according to claim 1, wherein the drying oven (8) is provided with an extraction opening (9), and the extraction opening (9) is connected with the gas collecting hood through a connecting pipe.
  4. 4. The positive and negative pole piece separating device of the waste lithium battery according to claim 1 or 3, further comprising a winnowing device (10), wherein the winnowing device (10) is positioned between the oven (8) and the collecting chamber (11), and the collecting chamber (11) is provided with a plurality of collecting bins.
  5. 5. The positive and negative pole piece separating device of the waste lithium battery according to claim 1, wherein the shell (1) is provided with a conveying pipeline (102), the conveying pipeline (102) is arc-shaped, and the conveying pipeline (102) is obliquely downwards arranged from a feeding end to a discharging end.
  6. 6. The positive and negative pole piece separating device for the waste lithium battery according to claim 5, wherein the inner wall of the conveying pipeline (102) is made of a material with a small friction coefficient, so that the waste lithium battery can smoothly fall from the arc-shaped part to the feeding end of the conveying assembly (6).
  7. 7. The positive and negative plate separating device for the waste lithium batteries according to claim 1, wherein a baffle is arranged at one end of the cutting assembly (7) positioned on the oven (8).

Description

Positive and negative plate separating device for waste lithium battery Technical Field The utility model relates to the technical field of battery recycling, in particular to a device for separating positive and negative plates of a waste lithium battery. Background The waste lithium ion battery mainly comprises an aluminum shell, a plastic part, an electrolyte, a positive plate, a negative plate and a diaphragm, the current method for recovering the lithium battery mainly comprises the steps of disassembling and crushing, recovering valuable metals by adopting a physical or chemical method, the method for directly crushing after disassembling, the method has the advantages that the process is tedious and tedious, a large amount of impurities are introduced into the recovery of the positive electrode active material, so that the subsequent impurity removal cost is high, the recovery quality is low, the positive electrode plates are separated independently and then recovered, the recovery process can be shortened, and the quality and the recovery rate of each recovered product can be greatly improved. The prior Chinese patent with publication number CN111370796B discloses a device and a method for disassembling waste lithium batteries and separating positive and negative pole pieces, which utilizes a grabbing device to grab the cut upper shell, grabs the head end of an internal cell membrane and moves the membrane to a meshing and traction device in the separating device, but because the membrane of the internal cell is fixed by a high-temperature adhesive tape, the head end of the grabbing membrane has the possibility of causing the membrane to split, and the device is in an open space, and the volatilization of electrolyte can cause space pollution and harm the health of staff. Disclosure of utility model In order to solve the technical problems in the background technology, the utility model provides a device for separating positive and negative pole pieces of waste lithium batteries. In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a waste lithium battery positive and negative pole piece separator which characterized in that includes: The shell is provided with a guide rail; The motor is fixedly arranged on the shell, is connected with the clamping assembly and can drive the clamping assembly to rotate; The cutting assembly is arranged on the shell, can move along the guide rail path and cuts off the positive and negative lugs of the waste lithium batteries; the cleaning component is arranged on the shell, can move along the guide rail path and can clean the cut positive and negative lugs; the conveying assembly is arranged at the discharge end of the shell, one side, far away from the discharge end, of the conveying assembly is provided with a cutting assembly, and the cutting assembly is used for cutting the cut waste lithium batteries again; And the oven is arranged at the discharge end of the cutting assembly, and a collecting chamber is arranged at one side of the oven away from the cutting assembly. Preferably, a cylinder is arranged in the box body of the clamping assembly, the cylinder is connected with the clamp in the box body, and the cylinder can drive the clamp to ascend/descend. Preferably, the oven is provided with an air extraction opening, and the air extraction opening is connected with the gas collecting hood through a connecting pipe. Preferably, the drying oven further comprises a winnowing device, wherein the winnowing device is positioned between the drying oven and the collecting chamber, and the collecting chamber is provided with a plurality of collecting bins. Preferably, the shell is provided with a conveying pipeline which is arc-shaped and is obliquely downwards arranged from the feeding end to the discharging end. Preferably, the inner wall of the conveying pipeline is made of a material with a small friction coefficient, so that the waste lithium batteries can smoothly fall from the arc-shaped part to the feeding end of the conveying assembly. Preferably, a baffle is arranged at one end of the cutting assembly, which is positioned at the oven. Compared with the prior art, the utility model has the beneficial effects that: Compared with the prior art, the method avoids adopting a direct crushing mode to recycle the positive and negative plates of the waste lithium batteries, shortens the recycling process, improves the recycling efficiency of the waste lithium batteries, improves the quality and recycling rate of recycled products, and avoids environmental pollution caused by volatilization of electrolyte in the battery disassembly process to a certain extent through a local closed environment. Drawings Fig. 1 is a schematic structural diagram of a separator for positive and negative plates of a waste lithium battery; fig. 2 is a schematic structural diagram of a case in the separator fo