CN213401410U

CN213401410U - Lithium battery convenient to protection circuit board is stably installed

Info

Publication number: CN213401410U
Application number: CN202022885455.XU
Authority: CN
Inventors: 张冬冬
Original assignee: Shenzhen Yingbaichuan Technology Co ltd
Current assignee: Shenzhen Yingbaichuan Technology Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-06-08
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a lithium cell convenient to protection circuit board stable installation, which comprises an outer shell, the both ends inner wall of shell all runs through and has seted up the air channel, the upper end inner wall screw thread of shell rotates and is connected with the apron, shell inner wall sliding connection has the backup pad, the standing groove has been seted up to the upper end of backup pad, the core has been replaced to the standing groove inner wall, the upper end of core offsets with the bottom of apron, a plurality of slip chambeies have been seted up to the bottom of shell, it is a plurality of the slip intracavity wall all is provided with strutting arrangement, the shell inner wall is provided with a plurality of rectangular blocks. In this device, through setting up the spread groove, can make the supporting shoe move the in-process down, can make the inside gas pressure of gasbag crescent to can realize that ejector pad and clamp plate are fixed to the clamp of lithium cell core, thereby can realize the quick installation of lithium cell, can effectively reduce the time of dismantling the installation and consuming, can be convenient for to the detection and the maintenance of lithium cell.

Description

Lithium battery convenient to protection circuit board is stably installed

Technical Field

The utility model relates to a lithium cell technical field especially relates to a lithium cell convenient to protection circuit board is stably installed.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a positive electrode material and a negative electrode material and uses a non-aqueous electrolyte solution, and has become the mainstream along with the development of scientific technology, and the lithium battery is widely applied to mobile phones, notebook computers, electric tools, electric vehicles, street lamp standby power supplies, navigation lights and small household appliances, so that the lithium battery is the largest application group;

most of current lithium batteries have the inconvenient problem of installation dismantlement, therefore when needs are dismantled the maintenance to the lithium battery, can cause more time consumption, receive the outside through current lithium battery for a long time and rock when, can make the inside circuit board of lithium battery take place to rock to can make the normal use of lithium battery cause the influence, therefore we need design a section be convenient for the lithium battery of protection circuit board stable installation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the inconvenient and relatively poor shortcoming of stability of dismantlement among the prior art, and the lithium cell of being convenient for the stable installation of protection circuit board who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lithium cell convenient to protection circuit board stable installation, includes the shell, the both ends inner wall of shell all runs through and has seted up the air channel, the upper end inner wall screw thread of shell rotates and is connected with the apron, shell inner wall sliding connection has the backup pad, the standing groove has been seted up to the upper end of backup pad, the standing groove inner wall has supported the core mutually, the upper end of core offsets with the bottom of apron, a plurality of slip chambeies have been seted up to the bottom of shell, and is a plurality of slip intracavity wall all is provided with strutting arrangement, the shell inner wall is provided with a plurality of rectangular blocks, every the inside thrust unit that all is provided with of rectangular block, and is a plurality of thrust unit and a plurality of strutting arrangement.

Preferably, the supporting device comprises a through groove formed in the top of the sliding cavity, the inner wall of the sliding cavity is connected with a supporting block in a sealing and sliding mode, and the bottom of the supporting block and the bottom of the sliding cavity are welded with a supporting spring together.

Preferably, the supporting blocks penetrate through the bottom in the shell, and the upper ends of the supporting blocks are welded with the bottom of the supporting plate.

Preferably, the pushing device comprises a sliding groove formed in the side wall of the rectangular block, a pushing block is connected to the inner wall of the sliding groove in a sliding mode, and the pushing block is connected with the rectangular block in a sliding mode in a penetrating mode.

Preferably, a pressing plate is welded on the side wall of the push block and abuts against the side wall of the core body.

Preferably, the lateral wall of sliding chamber is seted up the spread groove with the sliding tray intercommunication, the inside breather pipe that is provided with of spread groove, the circumference lateral wall veneer of breather pipe has the gasbag, the gasbag offsets with the lateral wall of ejector pad.

Compared with the prior art, the utility model has the advantages of:

1. in this device, through setting up the spread groove, can make the supporting shoe move the in-process down, can make the inside gas pressure of gasbag crescent to can realize that ejector pad and clamp plate are fixed to the clamp of lithium cell core, and through setting up rotatable apron, can promote backup pad and supporting shoe and move down, thereby can realize the lithium cell and install fast, can effectively reduce the time that the dismantlement installation consumed, can be convenient for to the detection and the maintenance of lithium cell.

2. In this device, when the lithium cell outside takes place to rock, can extrude supporting spring to can increase the inside pressure of gasbag, make ejector pad and clamp plate and lithium battery core body laminating inseparabler, thereby can guarantee lithium battery core body's stability, can play the guard action to the inside circuit board of lithium cell, and set up the air channel, the heat dissipation of the lithium cell of can being convenient for.

Drawings

Fig. 1 is the utility model provides a lithium battery's structural schematic convenient to protection circuit board stable installation.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is the utility model provides a lithium battery's top view convenient to protection circuit board stable installation.

In the figure: the air bag comprises a shell 1, an air vent groove 11, a cover plate 2, a support plate 3, a placement groove 31, a core body 32, a sliding cavity 4, a through groove 41, a support block 42, a support spring 43, a rectangular block 5, a sliding groove 51, a push block 52, a pressing plate 53, a connecting groove 6, an air vent pipe 61 and an air bag 62.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a lithium cell convenient to protection circuit board stable installation, which comprises a housing 1, the both ends inner wall of shell 1 all runs through and has seted up air channel 11, the upper end inner wall screw thread of shell 1 rotates and is connected with

apron

2, 1 inner wall sliding connection of shell has backup pad 3, standing groove 31 has been seted up to the upper end of backup pad 3, standing groove 31 inner wall offsets there is core 32, the upper end of core 32 offsets with the bottom of apron 2, a plurality of slip chambeies 4 have been seted up to the bottom of shell 1, a plurality of 4 inner walls in slip chamber all are provided with strutting arrangement, 1 inner wall of shell is provided with a plurality of

rectangular blocks

5, 5 inside thrust unit that all are provided with of every rectangular block, a plurality of thrust unit and a plurality of.

The supporting device comprises a through groove 41 arranged at the top in the sliding cavity 4, the inner wall of the sliding cavity 4 is connected with a supporting block 42 in a sealing and sliding manner, and the bottom of the supporting block 42 and the bottom in the sliding cavity 4 are welded with a supporting spring 43 together; the supporting blocks 42 penetrate through the bottom in the shell 1, the upper ends of the supporting blocks 42 are welded with the bottom of the supporting plate 3, the supporting device is arranged, the core body 32 can be supported, and meanwhile, the influence of external shaking on the core body 32 can be reduced, so that an internal circuit board can be stabilized, and the service life of a lithium battery can be prolonged; the pushing device comprises a sliding groove 51 formed in the side wall of the rectangular block 5, the inner wall of the sliding groove 51 is connected with a pushing block 52 in a sliding mode, and the pushing block 52 is connected with the rectangular block 5 in a penetrating and sliding mode; a pressing plate 53 is welded on the side wall of the pushing block 52, and the pressing plate 53 is abutted against the side wall of the core body 32; the side wall of the sliding cavity 4 is provided with a connecting groove 6 communicated with the sliding groove 51, a vent pipe 61 is arranged inside the connecting groove 6, the circumferential side wall of the vent pipe 61 is glued with an air bag 62, and the air bag 62 is abutted against the side wall of the push block 52.

In the utility model, in the working process, firstly, the cover plate 2 needs to be manually rotated to separate the cover plate 2 from the lithium battery shell 1, so that the core body in the lithium battery can be conveniently mounted and dismounted, and the later replacement has certain convenient effect, and the vent groove 11 is arranged, so that the heat dissipation of the lithium battery can be conveniently realized;

then aim at the position of standing groove 31, place lithium cell core 32 inside standing groove 31, and in the process of placing core 32, can extrude backup pad 3, thereby can promote supporting shoe 42 and move down, thereby can make the bottom space reduce in the sliding chamber 4, make the inside air current of sliding chamber 4 can get into the gasbag 62 that breather pipe 61 set up along the spread groove 6, thereby can make the inside atmospheric pressure of gasbag 62 increase, and then can take place the inflation, thereby can promote ejector pad 52 and move, make clamp plate 53 and the lateral wall in close contact with of core 32, thereby can realize fixing of core 32, through rotating apron 2, make the degree that supporting shoe 42 moves down bigger, thereby can realize the stable clamp of core 32;

when the lithium battery shell 1 is shaken outside, the shaking born by the lithium battery shell 1 can act on the supporting spring 43, so that the supporting spring 43 is deformed, the upper end of the core body 32 is abutted against the cover plate 2, the supporting spring 43 is compressed, the space at the bottom in the sliding cavity 4 can be further reduced, the internal pressure of the air bag 62 can be larger, the pressing plate 53 can be in closer contact with the core body 32, the effect of further clamping can be achieved, the stability of the core body 32 can be ensured, the stability of a circuit board can be ensured, and the service life of the lithium battery can be effectively prolonged;

when the lithium battery core 32 needs to be detected and maintained, the cover plate 2 only needs to be rotated, the upper end of the core 32 is limited and relieved, the support spring 43 in a compression state returns to the original position, the gas in the air bag 62 is reduced, the thrust received by the push block 52 and the press plate 53 is reduced, the core 32 is convenient to take out, the separation of the tool core 32 is not needed, the operation is simple and convenient, and the effect of facilitating installation and disassembly can be effectively achieved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A lithium battery facilitating stable installation of a protection circuit board includes a case (1), the inner walls of the two ends of the shell (1) are both provided with vent grooves (11) in a penetrating way, the inner wall of the upper end of the shell (1) is connected with a cover plate (2) in a rotating way through screw threads, the inner wall of the shell (1) is connected with a supporting plate (3) in a sliding way, the upper end of the supporting plate (3) is provided with a placing groove (31), the inner wall of the placing groove (31) is propped against the core body (32), the upper end of the core body (32) is propped against the bottom of the cover plate (2), a plurality of sliding cavities (4) are arranged at the bottom of the shell (1), supporting devices are arranged on the inner walls of the sliding cavities (4), the inner wall of the shell (1) is provided with a plurality of rectangular blocks (5), each rectangular block (5) is internally provided with a pushing device, and the pushing devices correspond to a plurality of supporting devices one to one.

2. The lithium battery convenient for stable installation of the protection circuit board is characterized in that the supporting device comprises a through groove (41) arranged at the top in the sliding cavity (4), the inner wall of the sliding cavity (4) is connected with a supporting block (42) in a sealing and sliding manner, and the bottom of the supporting block (42) and the bottom in the sliding cavity (4) are welded with a supporting spring (43) together.

3. The lithium battery facilitating stable installation of the protection circuit board as claimed in claim 2, wherein the support blocks (42) penetrate to the bottom inside the case (1), and the upper ends of the plurality of support blocks (42) are welded to the bottom of the support plate (3).

4. The lithium battery convenient for stable installation of the protection circuit board is characterized in that the pushing device comprises a sliding groove (51) formed in the side wall of the rectangular block (5), a pushing block (52) is connected to the inner wall of the sliding groove (51) in a sliding mode, and the pushing block (52) is connected with the rectangular block (5) in a penetrating and sliding mode.

5. The lithium battery facilitating stable installation of the protection circuit board as claimed in claim 4, wherein a pressing plate (53) is welded to a side wall of the push block (52), and the pressing plate (53) abuts against a side wall of the core body (32).

6. The lithium battery convenient for stable installation of the protection circuit board as claimed in claim 4, wherein the side wall of the sliding cavity (4) is provided with a connecting groove (6) communicated with the sliding groove (51), a vent pipe (61) is arranged inside the connecting groove (6), the circumferential side wall of the vent pipe (61) is glued with an air bag (62), and the air bag (62) abuts against the side wall of the push block (52).