CN219476418U

CN219476418U - Demagnetizing device for lithium battery cathode material

Info

Publication number: CN219476418U
Application number: CN202320446050.7U
Authority: CN
Inventors: 谭桂林; 詹聪
Original assignee: Dongguan Xiaozhi New Energy Materials Co ltd
Current assignee: Dongguan Xiaozhi New Energy Materials Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-08-04
Anticipated expiration: 2033-03-09

Abstract

The utility model relates to a demagnetizing device, in particular to a demagnetizing device for a lithium battery cathode material. The utility model provides a demagnetizing device for a lithium battery cathode material, which is used for heating and demagnetizing a magnetic substance. The utility model provides a lithium battery negative electrode material demagnetizing device, which comprises a foot rest, a frame body, a feeding frame, a buffer plate, supporting blocks, a first baffle plate, a heater and a magnetic plate, wherein the foot rest is connected to the front side and the rear side of the frame body, the feeding frame is connected between the front side and the rear side of the left part of the frame body, the buffer plate is rotatably arranged on the left side of the frame body, the supporting blocks are connected to the front side and the rear side of the frame body, the supporting blocks are used for supporting the buffer plate, the first baffle plate is connected to the right side of the frame body, the heater is arranged at the inner top of the first baffle plate, the magnetic plate is rotatably arranged on the right side of the frame body, and cavities are formed in the left side and the right side of the frame body. The magnetic substance on the buffer plate is heated by the heater, so that the magnetism in the magnetic substance is removed, and the aim of demagnetizing is achieved.

Description

Demagnetizing device for lithium battery cathode material

Technical Field

The utility model relates to a demagnetizing device, in particular to a demagnetizing device for a lithium battery cathode material.

Background

The lithium battery cathode material is divided into two types, namely a carbon material and a silicon-based material, and the key point is that whether the lithium ion battery can be successfully manufactured or not is that the cathode material capable of reversibly removing and inserting lithium ions can be prepared, various raw materials are required to be mixed in the production of the lithium ion battery cathode material, the materials have certain granularity requirements, the processes of mixing, crushing, stirring, sieving and the like are required, in the processes, some iron magnetic substances are inevitably mixed in, the materials themselves also contain some magnetic substances, and the magnetic substances have serious negative effects on the electrochemical performance of the materials.

The utility model discloses a graphite powder demagnetizing device for a lithium battery cathode material, which comprises a demagnetizing shell, wherein a baffle door, an installation shell and a storage box are respectively arranged on the outer side of the demagnetizing shell, the storage box is positioned between the baffle door and the installation shell, a connecting plate is arranged on the inner side of the installation shell, a screw rod penetrating through the installation shell is arranged on one side of the connecting plate, a plurality of first springs are uniformly arranged on the other side of the connecting plate, a scraper is commonly arranged at one end of each first spring, and the device adopts a conveyor belt to be matched with a magnetic wheel for use.

It is therefore desirable to provide a lithium battery negative electrode material demagnetizing device that demagnetizes a magnetic substance by heating.

Disclosure of Invention

In order to overcome the defect that the magnetic field of the magnetic wheel in the patent is smaller, and the magnetic substance in the lithium battery negative electrode material cannot be completely removed under the interference of the magnetic field of the magnetic wheel and needs to be repeated for a plurality of times so as to achieve the demagnetizing effect, the demagnetizing device for the lithium battery negative electrode material is provided.

The utility model is realized by the following technical approaches: the utility model provides a lithium cell negative pole material demagnetizer, the foot rest, the framework, the feeding frame, the buffer board, the magnetic plate, first baffle and heater, both sides all are connected with the foot rest around the framework, be connected with the feeding frame around the framework left part between the both sides, left side rotation type is provided with the buffer board in the framework, both sides all are connected with the supporting shoe around in the framework, the supporting shoe is used for supporting the buffer board, the framework right side is connected with first baffle, the top is provided with the heater in the first baffle, the framework right side rotation type is provided with the magnetic plate, the framework left and right sides all is equipped with the cavity, open on the cavity bottom right side on framework right side has the discharge gate.

Further, the device also comprises a motor and a cam, wherein the motor is arranged at the rear side in the frame body, and the cam is connected to an output shaft of the motor.

Further, the buffer frame also comprises a fixing plate and an elastic piece, wherein the fixing plate is connected with the front side and the rear side in the frame body, and the elastic piece is connected between the fixing plate and the buffer plate.

Further, the magnetic plate also comprises a handle, and the right side of the magnetic plate is connected with the handle.

Further, the frame also comprises transparent covers, and the transparent covers are embedded into the front side and the rear side of the frame.

Further, the device also comprises a second baffle, and the second baffle is detachably arranged at the bottom of the frame body.

The design starting point, concept and advantages of the utility model are as follows, as can be seen from the above description of the structure of the utility model: 1. the magnetic substance on the buffer plate is heated by the heater, so that the magnetism in the magnetic substance is removed, and the aim of demagnetizing is achieved.

2. The output shaft of the motor drives the cam to rotate, the cam rotates and the buffer plate vibrates under the cooperation of the elastic piece, and then negative electrode materials of the lithium battery pushed and accumulated on the buffer plate vibrate and scatter, so that magnetic substances on the buffer plate are heated uniformly.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the tripod, the buffer plate and the frame body according to the present utility model.

Fig. 3 is a schematic perspective view of the motor, magnetic plate and cam of the present utility model.

Fig. 4 is a schematic perspective view of the fixing plate and the elastic member according to the present utility model.

Reference numerals: 1_horse, 2_frame, 201_support block, 3_feed frame, 4_buffer plate, 5_first baffle, 6_heater, 7_discharge port, 8_motor, 9_cam, 10_fixed plate, 11_spring, 12_magnetic plate, 13_handle, 14_transparent cover, 15_second baffle.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Example 1

Referring to fig. 1 and 2, a lithium battery negative electrode material demagnetizing device, a foot rest 1, a frame body 2, a feeding frame 3, a buffer plate 4, a magnetic plate 12, a first baffle 5 and a heater 6, wherein the foot rest 1 is connected to the front side and the rear side of the frame body 2, the feeding frame 3 is welded between the front side and the rear side of the left part of the frame body 2, the buffer plate 4 is rotatably arranged on the left side in the frame body 2, the supporting blocks 201 are connected to the front side and the rear side in the frame body 2, the supporting blocks 201 are used for supporting the buffer plate 4, the first baffle 5 is connected to the right side of the frame body 2, the heater 6 is arranged at the top in the first baffle 5, the magnetic plate 12 is rotatably arranged on the right side of the frame body 2, the left side and the right side of the frame body 2 are provided with cavities, and the right side of the bottom of the cavity on the right side of the frame body 2 is provided with a discharging hole 7.

Referring to fig. 3, the magnetic plate 12 also comprises a handle 13, wherein the handle 13 is welded on the right side of the magnetic plate 12, and the handle 13 is convenient for a worker to pull the magnetic plate 12.

Referring to fig. 2, the portable electronic device further comprises a transparent cover 14, wherein the transparent cover 14 is embedded into the front side and the rear side of the frame 2, and the situation in the portable electronic device can be observed through the transparent cover 14.

Referring to fig. 4, the device further includes a second baffle 15, and the bottom of the frame 2 is detachably provided with the second baffle 15.

When the staff needs to use this device, the staff pours lithium cell negative pole material into feeding frame 3 in, drop to buffer board 4 right through feeding frame 3 lithium cell negative pole material, under the effect of buffer board 4, and then delay the speed that lithium cell negative pole material dropped downwards, thereby be convenient for follow-up heating process, simultaneously the staff starts heater 6, heater 6 heats the magnetic substance on the buffer board 4, and then get rid of magnetism in the magnetic substance, thereby reach the demagnetize purpose, the magnetic substance after the demagnetization and lithium cell negative pole material slide down to the cavity on right side under the effect on buffer board 4 inclined plane in, lithium cell negative pole material contacts with magnetic plate 12 simultaneously, magnetic plate 12 can adsorb the magnetic substance that is not heated to in the lithium cell negative pole material, finally the staff can collect the lithium cell negative pole material that the demagnetization finishes in discharge gate 7 department, after this device has used, the staff closes heater 6.

Example 2

On the basis of the embodiment 1, referring to fig. 3, the device further comprises a motor 8 and a cam 9, wherein the motor 8 is arranged on the inner rear side of the frame 2, and the cam 9 is connected to an output shaft of the motor 8.

Referring to fig. 4, the buffer board further comprises a fixing board 10 and an elastic member 11, wherein the fixing board 10 is welded on the front side and the rear side in the frame 2, and the elastic member 11 is connected between the fixing board 10 and the buffer board 4.

The staff starts motor 8, motor 8's output shaft drives cam 9 and rotates, cam 9 rotates and buffer board 4 contact, cam 9 extrudees buffer board 4 upward movement, elastic component 11 takes place the deformation, when cam 9 no longer extrudees buffer board 4, elastic component 11 drives buffer board 4 and resets downwards, so reciprocating messenger's buffer board 4 vibration, and then will push away the lithium cell negative pole material on buffer board 4 and shake and scatter to make the magnetic substance on the buffer board 4 evenly be heated, this device finishes the back that the staff closed motor 8.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a lithium cell negative pole material demagnetizing device, foot rest (1), framework (2), feeding frame (3), buffer board (4) and magnetic plate (12), both sides all are connected with foot rest (1) around framework (2), be connected with feeding frame (3) between framework (2) left part front and back both sides, left side rotation is provided with buffer board (4) in framework (2), both sides all are connected with supporting shoe (201) around in framework (2), supporting shoe (201) are used for supporting buffer board (4), framework (2) right side rotation is provided with magnetic plate (12), framework (2) left and right sides all are equipped with the cavity, open on the cavity bottom right side on framework (2) right side has discharge gate (7) its characterized in that, still including first baffle (5) and heater (6), framework (2) right side is connected with first baffle (5), the top is provided with heater (6) in first baffle (5).

2. The demagnetizing device for lithium battery cathode material according to claim 1, further comprising a motor (8) and a cam (9), wherein the motor (8) is mounted on the inner rear side of the frame (2), and the cam (9) is connected to the output shaft of the motor (8).

3. The demagnetizing device for lithium battery cathode material according to claim 2, further comprising a fixing plate (10) and an elastic member (11), wherein the fixing plate (10) is connected to both front and rear sides in the frame (2), and the elastic member (11) is connected between the fixing plate (10) and the buffer plate (4).

4. A lithium battery negative electrode material demagnetizing device according to claim 3, further comprising a handle (13), wherein the handle (13) is connected to the right side of the magnetic plate (12).

5. The demagnetizing device for lithium battery cathode material according to claim 4, further comprising a transparent cover (14), wherein the transparent cover (14) is embedded in both front and rear sides of the frame (2).

6. The demagnetizing device for lithium battery cathode material according to claim 5, further comprising a second baffle (15), wherein the second baffle (15) is detachably disposed at the bottom of the frame (2).