CN220341369U

CN220341369U - Lithium battery cell structure convenient to equipment

Info

Publication number: CN220341369U
Application number: CN202321638538.6U
Authority: CN
Inventors: 陈娟; 樊东伟
Original assignee: Cae New Energy Technology Shenzhen Co ltd
Current assignee: Cae New Energy Technology Shenzhen Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2024-01-12
Anticipated expiration: 2033-06-26

Abstract

The utility model relates to the technical field of lithium batteries and discloses a lithium battery cell structure convenient to assemble, which comprises a shell, wherein pressing plates are fixedly connected to two sides of the shell, a cover plate is arranged at the top of the shell, a positive plate is fixedly connected to the inside of the cover plate, a fixing device is movably connected to the inside of the cover plate, a fixing plate is fixedly connected to the inside of the shell, a cell is movably connected to the inside of the fixing plate, a negative plate is fixedly connected to the lower part of the inside of the shell, and the pressing plates and the fixing device are arranged.

Description

Lithium battery cell structure convenient to equipment

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery cell structure convenient to assemble.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a positive electrode/negative electrode material and uses nonaqueous electrolyte solution, and the battery core refers to an electrochemical battery core containing a positive electrode and a negative electrode, and the lithium battery core can be used after being assembled.

The prior art has the following defects: the current lithium battery cell structure is comparatively troublesome when assembling, assembles comparatively extravagant time, and the electric core after the equipment is fixed insecure, leads to the electric core to take place the displacement easily when receiving vibrations, leads to its unable normal use.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a lithium battery cell structure that is convenient to assemble, so as to solve the problems in the above-mentioned background art.

The utility model provides the following technical scheme: the utility model provides a lithium battery cell structure convenient to equipment, includes the casing, the both sides fixedly connected with clamp plate of casing, the apron has been placed at the top of casing, the inside fixedly connected with positive plate of apron, the inside swing joint of apron has fixing device, the inside fixedly connected with fixed plate of casing, the inside swing joint of fixed plate has the electric core, the below fixedly connected with negative plate of casing inside.

Preferably, the shell comprises a shell body, sliding grooves are formed in two sides of the shell body, fixing grooves are formed in two sides of the shell body, and through grooves are formed in one side of the shell body.

Preferably, the pressing plate comprises a pressing plate main body, and the bottom of the pressing plate main body is fixedly connected with a pressing plate spring.

Preferably, the fixing device comprises a first moving column, the bottom of the first moving column is fixedly connected with a rotating column, the outer side of the rotating column is movably connected with a rotating barrel, the outer side of the rotating barrel is fixedly connected with a second moving column, and the bottom of the second moving column is fixedly connected with a clamping block.

Preferably, the cover plate comprises a cover plate main body, positive plate grooves are formed in the cover plate main body, placing grooves are formed in two sides of the top of the cover plate main body, and moving grooves are formed in two sides of the inner part of the cover plate main body.

Preferably, the positive plate comprises a positive plate main body, and the top of the positive plate main body is fixedly connected with a positive binding post.

Preferably, the fixing plate comprises a fixing plate body, and a fixing opening is formed in the fixing plate body.

Preferably, the negative plate comprises a negative plate main body, one side of the negative plate main body is fixedly connected with a negative terminal, the bottom of the negative plate main body is fixedly connected with an insulating plate, and the bottom of the insulating plate is fixedly connected with a spring.

The utility model has the technical effects and advantages that:

1. the utility model is beneficial to the closure of the shell by arranging the pressing plate and the fixing device, so that the assembly is more convenient, the assembly time is saved, the assembly efficiency is accelerated, and the fixing device is clamped on the shell and is fixed under the extrusion of the pressing plate, so that the shell is closed, and the assembly is convenient.

2. The battery cell is fixed more firmly by arranging the fixing plate and the negative electrode plate, the battery cell can be firmly propped against the positive electrode plate under the action of the spring, the connection between the battery cell and the positive electrode plate and the connection between the battery cell and the negative electrode plate are stable, the normal electric energy output is ensured, the battery cell can still be firmly connected with the positive electrode plate and the negative electrode plate when the battery cell is subjected to vibration, and meanwhile, the battery cell cannot deviate due to vibration under the action of the fixing plate.

Drawings

Fig. 1 is a schematic cross-sectional structure of the present utility model.

Fig. 2 is a schematic diagram of the overall structure of the present utility model.

Fig. 3 is a schematic view of the overall structure of the housing of the present utility model.

Fig. 4 is a schematic view of the whole structure of the pressing plate of the present utility model.

Fig. 5 is a schematic view of the whole structure of the fixing device of the present utility model.

Fig. 6 is a schematic cross-sectional view of a cover plate according to the present utility model.

Fig. 7 is a schematic view of the overall structure of the positive electrode sheet of the present utility model.

Fig. 8 is a schematic view of the whole structure of the fixing plate of the present utility model.

Fig. 9 is a schematic view of the overall structure of the negative electrode sheet of the present utility model.

The reference numerals are: 1. a housing; 101. a housing body; 102. a chute; 103. a fixing groove; 104. a through groove; 2. a pressing plate; 201. a platen body; 202. a platen spring; 3. a fixing device; 301. a first moving column; 302. rotating the column; 303. rotating the barrel; 304. a second moving column; 305. a clamping block; 4. a cover plate; 401. a cover plate main body; 402. a positive plate groove; 403. a placement groove; 404. a moving groove; 5. a positive plate; 501. a positive electrode sheet main body; 502. a positive terminal; 6. a battery cell; 7. a fixing plate; 701. a fixing plate main body; 702. a fixed port; 8. a negative electrode sheet; 801. a negative electrode sheet main body; 802. a negative electrode binding post; 803. an insulating plate; 804. and (3) a spring.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the structures described in the following embodiments are merely examples, and the lithium battery cell structure of the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person skilled in the art without any inventive effort are within the scope of the present utility model.

The utility model provides a lithium battery cell structure convenient to assemble, which comprises a shell 1, wherein pressing plates 2 are fixedly connected to two sides of the shell 1, a cover plate 4 is arranged at the top of the shell 1, a positive plate 5 is fixedly connected to the inside of the cover plate 4, a fixing device 3 is movably connected to the inside of the cover plate 4, a fixing plate 7 is fixedly connected to the inside of the shell 1, a cell 6 is movably connected to the inside of the fixing plate 7, a negative plate 8 is fixedly connected to the lower part of the inside of the shell 1, the top of the cell 6 is positive, and the bottom of the cell 6 is negative.

Further, the casing 1 includes a casing main body 101, a sliding groove 102 is provided in two sides of the casing main body 101, a fixing groove 103 is provided in two sides of the casing main body 101, a through groove 104 is provided in one side of the casing main body 101, the sliding groove 102 is used for sliding of the pressing plate main body 201, the fixing groove 103 is used for fixing a clamping block 305, and the through groove 104 is used for moving of the negative electrode binding post 802.

Further, the pressing plate 2 comprises a pressing plate main body 201, the bottom of the pressing plate main body 201 is fixedly connected with a pressing plate spring 202, and the pressing plate main body 201 can move on two sides of the shell 1.

Further, the fixing device 3 includes a first moving column 301, a rotating column 302 is fixedly connected to the bottom of the first moving column 301, a rotating barrel 303 is movably connected to the outer side of the rotating column 302, a second moving column 304 is fixedly connected to the outer side of the rotating barrel 303, a clamping block 305 is fixedly connected to the bottom of the second moving column 304, the rotating column 302 can rotate inside the rotating barrel 303, the first moving column 301 and the second moving column 304 can rotate relatively, the first moving column 301 can be retracted into the placing groove 403, the first moving column 301 and the second moving column 304 can move in the moving groove 404, the clamping block 305 is attached to the left side of the fixing groove 103, the first moving column 301 is pressed to enable the first moving column 301 to move downwards, the clamping block 305 moves to the bottom of the fixing groove 103, then the fixing device 3 is moved rightwards, the first moving column 301 is located on the right side of the fixing groove 103, the clamping block is enabled to be propped against the clamping block under the action of the pressing plate spring 202, the pressing plate main body 201 can move upwards, the clamping block 305 can be enabled to be clamped into the fixing groove 103, and the cover plate can be fixed in the fixing groove 4 simply and assembled conveniently.

Further, the cover plate 4 comprises a cover plate main body 401, a positive plate groove 402 is formed in the cover plate main body 401, placing grooves 403 are formed in two sides of the top of the cover plate main body 401, moving grooves 404 are formed in two sides of the inner portion of the cover plate main body 401, and the positive plate groove 402 is used for fixing the positive plate 5.

Further, the positive electrode tab 5 includes a positive electrode tab main body 501, and a positive electrode terminal 502 is fixedly connected to the top of the positive electrode tab main body 501, and the positive electrode terminal 502 is used for connecting wires.

Further, the fixing plate 7 comprises a fixing plate body 701, and a fixing opening 702 is formed in the fixing plate body 701, and the fixing opening 702 is used for enabling the battery cell 6 to enter, so that the battery cell 6 cannot deviate.

Further, negative pole piece 8 includes negative pole piece main part 801, one side fixedly connected with negative pole terminal 802 of negative pole piece main part 801, the bottom fixedly connected with insulation board 803 of negative pole piece main part 801, the bottom fixedly connected with spring 804 of insulation board 803, negative pole terminal 802 is used for connecting wire, make electric core 6 can firmly paste positive pole piece 5 and negative pole piece 8 under the effect of spring 804 for electric core 6 becomes more stable, still can paste positive pole piece 5 and negative pole piece 8 when receiving vibrations, makes it can normally supply power.

The working principle of the utility model is as follows: during the use, firstly install it, through placing electric core 6 in fixed port 702, guarantee its bottom and negative pole piece main part 801 contact, afterwards seal casing 1, through taking up apron 4, make fixture block 305 paste in the left side of fixed slot 103, compress tightly first removal post 301 and make it move downwards, make fixture block 305 remove the bottom of fixed slot 103, then remove fixing device 3 to the right, make it be in the right side of fixed slot 103, afterwards loosen first removal post 301, make clamp plate main part 201 can jack fixture block 305 under the effect of clamp plate spring 202, and make fixture block 305 upwards move, make it be blocked into fixed slot 103, and then make casing 1 be sealed, and then accomplish the equipment, be convenient for assemble, and it is convenient to assemble, and make electric core 6 can not take place the skew under the effect of fixed plate 7, make electric core 6 can paste positive plate 5 and negative pole piece 8 firmly under the effect of spring 804, make electric core 6 become more stable, still can paste positive plate 5 and negative pole piece 8 when receiving vibrations, make it can normally supply power.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a lithium battery cell structure convenient to equipment, includes casing (1), its characterized in that: the utility model discloses a battery pack, including casing (1), apron (4) have been placed at the top of casing (1), the inside fixedly connected with positive plate (5) of apron (4), the inside swing joint of apron (4) has fixing device (3), the inside fixedly connected with fixed plate (7) of casing (1), the inside swing joint of fixed plate (7) has electric core (6), the below fixedly connected with negative plate (8) of casing (1) inside.

2. The lithium battery cell structure of claim 1, wherein the lithium battery cell structure is assembled in a manner that: the shell (1) comprises a shell body (101), sliding grooves (102) are formed in two sides of the shell body (101), fixing grooves (103) are formed in two sides of the shell body (101), and through grooves (104) are formed in one side of the shell body (101).

3. The lithium battery cell structure of claim 1, wherein the lithium battery cell structure is assembled in a manner that: the pressing plate (2) comprises a pressing plate main body (201), and a pressing plate spring (202) is fixedly connected to the bottom of the pressing plate main body (201).

4. The lithium battery cell structure of claim 1, wherein the lithium battery cell structure is assembled in a manner that: the fixing device (3) comprises a first movable column (301), the bottom of the first movable column (301) is fixedly connected with a rotary column (302), the outer side of the rotary column (302) is movably connected with a rotary barrel (303), the outer side of the rotary barrel (303) is fixedly connected with a second movable column (304), and the bottom of the second movable column (304) is fixedly connected with a clamping block (305).

5. The lithium battery cell structure of claim 1, wherein the lithium battery cell structure is assembled in a manner that: the cover plate (4) comprises a cover plate main body (401), positive plate grooves (402) are formed in the cover plate main body (401), placing grooves (403) are formed in two sides of the top of the cover plate main body (401), and moving grooves (404) are formed in two sides of the inner portion of the cover plate main body (401).

6. The lithium battery cell structure of claim 1, wherein the lithium battery cell structure is assembled in a manner that: the positive plate (5) comprises a positive plate main body (501), and a positive binding post (502) is fixedly connected to the top of the positive plate main body (501).

7. The lithium battery cell structure of claim 1, wherein the lithium battery cell structure is assembled in a manner that: the fixing plate (7) comprises a fixing plate body (701), and a fixing opening (702) is formed in the fixing plate body (701).

8. The lithium battery cell structure of claim 1, wherein the lithium battery cell structure is assembled in a manner that: negative pole piece (8) include negative pole piece main part (801), one side fixedly connected with negative pole terminal (802) of negative pole piece main part (801), the bottom fixedly connected with insulation board (803) of negative pole piece main part (801), the bottom fixedly connected with spring (804) of insulation board (803).