CN220731727U

CN220731727U - Lithium battery separator

Info

Publication number: CN220731727U
Application number: CN202322313849.1U
Authority: CN
Inventors: 黄连生
Original assignee: Hefei Zhaoxin New Materials Technology Co ltd
Current assignee: Hefei Zhaoxin New Materials Technology Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-04-05
Anticipated expiration: 2033-08-28

Abstract

The utility model relates to a lithium battery division board, it includes lower protection shell, the division board body is installed to the inboard of lower protection shell, and the upper end fixed mounting of lower protection shell has last protection shell, the division board body includes the flat board, the mounting hole on the flat board leans on the first fixed block of position fixedly connected with of rear end, the flat board upper end just is located the position fixedly connected with guide rail between two rows of mounting holes, the outside swing joint of guide rail has the movable strip, the outside of movable strip just is located the front end fixedly connected with second fixed block of mounting hole, the inboard of movable strip just runs through the bottom swing joint of movable strip has the fixture block, be provided with the spring between fixture block and the movable strip, the top of fixture block just runs through the top fixedly connected with pull rod of movable strip, this application has the promotion to the lithium battery fastness when, can be convenient dismantle the fixed lithium battery, the cost of maintenance of lithium battery overhauls has been reduced.

Description

Lithium battery separator

Technical Field

The application relates to the technical field of lithium battery isolation plates, in particular to a lithium battery isolation plate.

Background

The lithium battery isolation board is a key component for isolating and protecting lithium battery monomers, the lithium battery is composed of a plurality of battery monomers, and the lithium battery isolation board is required to be used for effectively isolating each monomer so as to prevent the problems of short circuit, overheat and the like of the batteries among the monomers.

However, in practical application, when the existing lithium battery is assembled, the lithium battery separator is usually welded and fixed with the shell of the lithium battery, and when the lithium battery is damaged, the lithium battery is not convenient to maintain and process due to welded connection.

Accordingly, a lithium battery separator is provided by those skilled in the art to solve the problems set forth in the background art described above.

Disclosure of Invention

In order to solve the problem that welding connection between the lithium battery and the lithium battery isolation board that proposes among the above-mentioned background art is inconvenient to overhaul the lithium battery, this application provides a lithium battery isolation board.

The application provides a lithium battery division board adopts following technical scheme:

the utility model provides a lithium cell division board, includes the protection shell down, the division board body is installed to the inboard of protection shell down, and the upper end fixed mounting of protection shell has an upper protection shell down, the division board body includes the flat board, the mounting hole on the flat board leans on the first fixed block of position fixedly connected with of rear end, the upper end of flat board just is located the position fixedly connected with guide rail between two rows of mounting holes, the outside swing joint of guide rail has the movable strip, the outside of movable strip just is located the front end fixedly connected with second fixed block of mounting hole, the inboard of movable strip just runs through the bottom swing joint of movable strip has the fixture block, be provided with the spring between fixture block and the movable strip, the top of fixture block just runs through the top fixedly connected with pull rod of movable strip.

Preferably, the lower protective shell comprises a lower shell body, the outer side of the lower shell body is fixedly connected with a first protective shell, four corners of the inner side of the lower shell body are fixedly connected with fixing bolts, and isolation blocks are sleeved on the outer sides of the fixing bolts and located between the two flat plates.

Preferably, the upper protective shell comprises an upper cover plate, four corners penetrating through the upper cover plate are movably connected with fixing nuts, and the top end of the upper cover plate is fixedly connected with a second protective shell.

Preferably, the second fixing block and the first fixing block are in arc-shaped design, and the second fixing block and the first fixing block are symmetrically arranged.

Preferably, the upper end of the guide rail is provided with a fixing groove, and the fixing groove is matched with the clamping block for use.

In summary, the present application includes the following beneficial technical effects:

the lithium battery penetrates through the mounting hole in the flat plate, the movable strip for pushing the clamping connection on the outer side of the guide rail drives the second fixed block to move towards the first fixed block, the second fixed block and the first fixed block clamp the lithium battery, the clamping block in the movable strip is clamped in the fixing groove on the guide rail under the pushing of the spring, the bottom end of the clamping block is clamped in the fixing groove on the guide rail, the position of the movable strip is fixed, so that the lithium battery is clamped and fixed, when the lithium battery needs to be disassembled, the fixing nut on the isolation block is unscrewed, the protective box can be opened by pushing the upper cover plate, the pull rod drives the clamping block to move out from the fixing groove on the guide rail, and the fixing of the movable strip and the second fixed block is released, so that the lithium battery can be disassembled. The lithium battery disassembly device has the advantages that the firmness of the lithium battery is improved, the fixed lithium battery can be disassembled conveniently, and the maintenance cost for disassembling and repairing the lithium battery is reduced.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic view of the spacer body of the present application;

fig. 3 is a cross-sectional view of a travel bar of the present application.

Reference numerals illustrate: 1. a lower protective shell; 2. a lower housing; 3. a first protective shell; 4. a fixing bolt; 5. a spacer block; 6. an upper protective shell; 7. an upper cover plate; 8. a fixing nut; 9. a second protective shell; 10. a separator body; 11. a flat plate; 12. a first fixed block; 13. a guide rail; 14. moving the bar; 15. a clamping block; 16. a pull rod; 17. a spring; 18. and a second fixed block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-3, the application discloses a lithium battery isolation plate, which comprises a lower protection shell 1, wherein an isolation plate body 10 is installed on the inner side of the lower protection shell 1, an upper protection shell 6 is clamped at the upper end of the lower protection shell 1, the isolation plate body 10 comprises a flat plate 11, a first fixed block 12 is welded at the position, close to the rear end, of a mounting hole on the flat plate 11, a guide rail 13 is welded at the position, located between two rows of mounting holes, of the upper end of the flat plate 11, a movable strip 14 is movably connected on the outer side of the guide rail 13, a second fixed block 18 is fixedly connected on the outer side of the movable strip 14 and located at the front end of the mounting hole, a clamping block 15 is movably connected on the inner side of the movable strip 14 and penetrates through the bottom end of the movable strip 14, a spring 17 is arranged between the clamping block 15 and the movable strip 14, and the top end of the clamping block 15 penetrates through the movable strip 14 and is fixedly connected with a pull rod 16;

through the mounting hole that runs through the flat board 11 with the lithium cell, promote the movable strip 14 on the guide rail 13, the movable strip 14 drives the first fixed block 12 on the second fixed block 18 cooperation flat board 11 and fixes the lithium cell, and fixture block 15 in the movable strip 14 cooperates guide rail 13 to carry out spacing to the movable strip 14 under the extrusion of spring 17, and pulling pull rod 16 drives fixture block 15 and removes from the fixed slot on the guide rail 13, can be convenient dismantle the lithium cell that fixes.

As shown in fig. 1, the upper protective shell 6 comprises an upper cover plate 7, four corners of the upper cover plate 7 are movably connected with fixing nuts 8, the top end of the upper cover plate 7 is adhered with a second protective shell 9, the lower protective shell 1 comprises a lower shell 2, the outer side of the lower shell 2 is adhered with a first protective shell 3, four corners of the inner side of the lower shell 2 are welded with fixing bolts 4, the outer sides of the fixing bolts 4 are sleeved with isolation blocks 5 between two flat plates 11, the lower shell 2 and the upper cover plate 7 are clamped, the fixing bolts 4 in the lower shell 2 are matched with the fixing nuts 8 on the upper cover plate 7 to fix the position of the upper cover plate 7, the lower protective shell 1 and the upper protective shell 6 are convenient to detach, and the first protective shell 3 on the outer side of the lower shell 2 and the second protective shell 9 on the upper cover plate 7 can further protect a lithium battery.

As shown in fig. 2, the second fixing block 18 and the first fixing block 12 are in a circular arc shape, the second fixing block 18 and the first fixing block 12 are symmetrically arranged, and the circular arc-shaped second fixing block 18 and the circular arc-shaped first fixing block 12 can be better attached to the outer wall of the lithium battery, so that the firmness of fixing the lithium battery is improved.

As shown in fig. 2, the upper end of the guide rail 13 is provided with a plurality of fixing grooves which are arranged in a straight line, and the clamping blocks 15 are clamped in the fixing grooves on the guide rail 13 and can limit the moving bar 14 and the second fixing blocks 18.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.

And all that is not described in detail in this specification is well known to those skilled in the art.

The implementation principle of the lithium battery isolation plate provided by the embodiment of the application is as follows:

when the lithium battery dismounting device is used, the flat plate 11 is sleeved on the fixing bolt 4 in the lower shell 2, the isolation block 5 is sleeved on the fixing bolt 4 to separate the isolation plate body 10, the battery penetrates through the mounting hole in the flat plate 11 to be mounted, the movable strip 14 on the outer side of the guide rail 13 is pushed, the movable strip 14 drives the second fixing block 18 to move, the lower protective shell 1 clamps the lithium battery between the second fixing block 18 and the first fixing block 12, the clamping block 15 in the movable strip 14 is inserted into the fixing groove in the guide rail 13 under the pushing of the spring 17 to fix the position of the movable strip 14, so that the lithium battery is fixed, when the lithium battery needs to be dismounted, the connection between the fixing nut 8 and the fixing bolt 4 is released, the upper cover plate 7 is pulled from the lower shell 2, the pull rod 16 is pulled to drive the clamping block 15 to move out of the fixing groove in the guide rail 13, the movable strip 14 can move, the movable strip 14 drives the second fixing block 18 to be far away from the lithium battery, and the lithium battery can be dismounted.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a lithium cell division board, includes lower shield shell (1), division board body (10) are installed to the inboard of lower shield shell (1), and the upper end fixed mounting of lower shield shell (1) has last shield shell (6), a serial communication port, division board body (10) are including dull and stereotyped (11), the mounting hole on dull and stereotyped (11) is by the position fixedly connected with first fixed block (12) of rear end, the upper end of dull and stereotyped (11) just is located position fixedly connected with guide rail (13) between two rows of mounting holes, the outside swing joint of guide rail (13) has movable strip (14), the outside of movable strip (14) just is located the front end fixedly connected with second fixed block (18) of mounting hole, the inboard of movable strip (14) just runs through the bottom swing joint fixture block (15) of movable strip (14), be provided with spring (17) between fixture block (15) and the movable strip (14), the top of fixture block (15) just runs through the top fixedly connected with pull rod (16) of movable strip (14).

2. A lithium battery separator according to claim 1, wherein: the lower protective shell (1) comprises a lower shell body (2), the outer side of the lower shell body (2) is fixedly connected with a first protective shell (3), four corners of the inner side of the lower shell body (2) are fixedly connected with fixing bolts (4), and isolation blocks (5) are sleeved on the outer sides of the fixing bolts (4) and located between two flat plates (11).

3. A lithium battery separator according to claim 1, wherein: the upper protective shell (6) comprises an upper cover plate (7), fixing nuts (8) are movably connected to four corners penetrating through the upper cover plate (7), and a second protective shell (9) is fixedly connected to the top end of the upper cover plate (7).

4. A lithium battery separator according to claim 1, wherein: the second fixing block (18) and the first fixing block (12) are in circular arc-shaped design, and the second fixing block (18) and the first fixing block (12) are symmetrically arranged.

5. A lithium battery separator according to claim 1, wherein: the upper end of the guide rail (13) is provided with a fixing groove which is matched with the clamping block (15).