CN220065906U

CN220065906U - Polymer lithium battery with anti-collision function

Info

Publication number: CN220065906U
Application number: CN202321510090.XU
Authority: CN
Inventors: 付少勇
Original assignee: Ganzhou Yongbang New Energy Co ltd
Current assignee: Ganzhou Yongbang New Energy Co ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-11-21
Anticipated expiration: 2033-06-14

Abstract

The utility model belongs to the technical field of polymer lithium batteries, in particular to a polymer lithium battery with an anti-collision function, which aims at the problems that when the prior lithium battery is used, the shell is relatively simple in design and is not provided with a corresponding protection device, and the lithium battery is easy to damage when being impacted. The utility model has reasonable structural design, protects the front side and the rear side of the shell through the matching of the protection plate, the moving plate and the connecting plate, protects the heat dissipation gap on the shell, secondarily protects the left side and the right side of the shell through the matching of the side plate and the supporting spring, and has high reliability.

Description

Polymer lithium battery with anti-collision function

Technical Field

The utility model relates to the technical field of polymer lithium batteries, in particular to a polymer lithium battery with an anti-collision function.

Background

A polymer lithium battery is a lithium ion battery using a polymer electrolyte. Compared with the traditional liquid electrolyte lithium battery, the polymer lithium battery has the advantages of higher energy density, lighter weight, safer performance and the like. They are commonly used in portable electronic devices such as notebook computers, mobile phones, tablet computers, and the like, and in the application fields such as electric automobiles, unmanned aerial vehicles, and the like.

However, in implementing the embodiments of the present utility model, the inventors have found that at least the following drawbacks exist in the background art: at present, when the lithium battery is used, the shell design is relatively simple, a corresponding protection device is not configured, and when the lithium battery is impacted, the lithium battery is easy to damage, so that a polymer lithium battery with an anti-collision function is provided for solving the problem.

Disclosure of Invention

The utility model aims to solve the problems in the background art, and provides a polymer lithium battery with an anti-collision function.

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

the utility model provides a polymer lithium cell that possesses anticollision function, includes lithium cell body and casing, two spouts have all been seted up to both sides around the casing, sliding installation has the movable plate in the spout, two horizontal grooves have been seted up to one side of movable plate, sliding installation has the shortboard in the horizontal groove, the same horizontal spring of fixed mounting has between shortboard and the corresponding horizontal inslot wall, one side fixed mounting of shortboard has the link plate that the slope set up, link plate and one side inner wall rotation connection of corresponding spout, fixed mounting has a plurality of buffer springs between one side inner wall of movable plate and corresponding spout, one side fixed mounting of movable plate has the fixed plate, two that are located same one side fixed plate has the same guard plate.

Preferably, square grooves are formed in the left side and the right side of the shell, side plates are slidably mounted in the square grooves, two vertical grooves are formed in one side of each side plate, and the same supporting spring is fixedly mounted between each vertical groove and the corresponding square groove.

Preferably, two plugboards are fixedly installed on the inner wall of one side of the square groove, two slots are formed in one side of the side plate, and the plugboards are slidably installed in the corresponding slots.

Preferably, the same guide rod is fixedly arranged between the inner walls of the two sides of the transverse groove, and the short plate is slidably sleeved on the outer side of the corresponding guide rod.

Preferably, a plurality of limiting rods are fixedly mounted on the inner wall of one side of the sliding groove, a plurality of limiting holes are formed in one side of the moving plate, and the limiting rods are slidably mounted in the corresponding limiting holes.

Preferably, the buffer spring is sleeved outside the corresponding limiting rod, and the transverse spring is sleeved outside the corresponding guide rod.

According to the polymer lithium battery with the anti-collision function, the protection plate and the fixing plate are driven to move towards one side close to the shell together by impact force, so that the moving plate is driven to move inwards, the two connecting plates are driven to rotate towards one side close to the inner wall of the corresponding sliding groove, and the impact force transmitted to the moving plate is buffered by the cooperation of the connecting plates and the transverse springs and the buffer springs;

according to the polymer lithium battery with the anti-collision function, the left side and the right side of the shell are protected through the two side plates, and the impact received by the shell is buffered through the supporting springs;

the utility model has reasonable structural design, protects the front side and the rear side of the shell through the matching of the protection plate, the moving plate and the connecting plate, protects the heat dissipation gap on the shell, secondarily protects the left side and the right side of the shell through the matching of the side plate and the supporting spring, and has high reliability.

Drawings

Fig. 1 is a schematic perspective view of a polymer lithium battery with anti-collision function according to the present utility model;

fig. 2 is a schematic cross-sectional structure diagram of a top view of a polymer lithium battery with anti-collision function according to the present utility model;

fig. 3 is a partial enlarged view of a portion a in fig. 2.

In the figure: 1. a lithium battery body; 2. a housing; 3. a moving plate; 4. a short plate; 5. a connecting plate; 6. a buffer spring; 7. a protection plate; 8. a side plate; 9. a support spring; 10. inserting plate; 11. a guide rod; 12. a limit rod; 13. a transverse spring; 14. and a fixing plate.

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.

Referring to fig. 1-3, a polymer lithium battery with an anti-collision function comprises a lithium battery body 1 and a shell 2, wherein two sliding grooves are formed in the front side and the rear side of the shell 2, a movable plate 3 is arranged in the sliding grooves in a sliding manner, two transverse grooves are formed in one side of the movable plate 3, a short plate 4 is arranged in the sliding manner in the transverse grooves in a sliding manner, the same transverse spring 13 is fixedly arranged between the short plate 4 and the inner wall of the corresponding transverse groove, a connecting plate 5 which is obliquely arranged is fixedly arranged on one side of the short plate 4, the connecting plate 5 is rotationally connected with the inner wall of one side of the corresponding sliding groove, a plurality of buffer springs 6 are fixedly arranged between the movable plate 3 and the inner wall of one side of the corresponding sliding groove, a fixed plate 14 is fixedly arranged on one side of the movable plate 3, and the same protection plate 7 is fixedly arranged on one side of the two fixed plates 14 positioned on the same side.

In the utility model, square grooves are formed on the left and right sides of the shell 2, a side plate 8 is slidably arranged in the square grooves, two vertical grooves are formed on one side of the side plate 8, the same supporting spring 9 is fixedly arranged between the vertical grooves and the corresponding square grooves, and the impact force received by the side plate 8 is buffered through the supporting spring 9.

In the utility model, two plugboards 10 are fixedly arranged on the inner wall of one side of the square groove, two slots are formed on one side of the side plate 8, and the plugboards 10 are slidably arranged in the corresponding slots, so that the side plate 8 is guided in movement.

In the utility model, the same guide rod 11 is fixedly arranged between the inner walls of the two sides of the transverse groove, and the short plate 4 is sleeved on the outer side of the corresponding guide rod 11 in a sliding way, so that the short plate 4 plays a role in guiding movement.

In the utility model, a plurality of limiting rods 12 are fixedly arranged on the inner wall of one side of the chute, a plurality of limiting holes are formed on one side of the movable plate 3, and the limiting rods 12 are slidably arranged in the corresponding limiting holes to play a role in guiding movement of the movable plate 3.

In the utility model, the buffer spring 6 is sleeved outside the corresponding limiting rod 12, the transverse spring 13 is sleeved outside the corresponding guide rod 11, excessive deformation of the transverse spring 13 and the buffer spring 6 is prevented, and the service life is prolonged.

In the utility model, when one of the two protection plates 7 is impacted by the outside, the impact force drives the protection plate 7 and the fixed plate 14 to move towards one side close to the shell 2 together, so as to drive the movable plate 3 to move inwards, so as to drive the two connecting plates 5 to rotate towards one side close to the inner wall of the corresponding chute, the impact force transmitted to the movable plate 3 is buffered through the cooperation of the connecting plates 5 and the transverse springs 13 and the buffer springs 6, when the left side and the right side of the shell 2 are impacted, the left side and the right side of the shell 2 are protected through the two side plates 8, and the impact on the shell 2 is buffered through the support springs 9.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a polymer lithium cell that possesses anticollision function, its characterized in that, including lithium cell body (1) and casing (2), two spouts have all been seted up to the front and back both sides of casing (2), sliding fit has movable plate (3) in the spout, two horizontal grooves have been seted up to one side of movable plate (3), sliding fit has short board (4) in the horizontal groove, fixed mounting has same horizontal spring (13) between short board (4) and the corresponding horizontal inslot wall, one side fixed mounting of short board (4) has link plate (5) of slope setting, link plate (5) are connected with one side inner wall rotation of corresponding spout, fixed mounting has a plurality of buffer springs (6) between one side inner wall of movable plate (3) and corresponding spout, one side fixed mounting of movable plate (3) has fixed plate (14), two that are located one side of fixed plate (14) has same guard plate (7).

2. The polymer lithium battery with the anti-collision function according to claim 1, wherein square grooves are formed in the left side and the right side of the shell (2), side plates (8) are slidably installed in the square grooves, two vertical grooves are formed in one side of each side plate (8), and the same supporting spring (9) is fixedly installed between each vertical groove and the corresponding square groove.

3. The polymer lithium battery with the anti-collision function according to claim 2, wherein two plugboards (10) are fixedly installed on the inner wall of one side of the square groove, two slots are formed in one side of the side plate (8), and the plugboards (10) are slidably installed in the corresponding slots.

4. The polymer lithium battery with the anti-collision function according to claim 1, wherein the same guide rod (11) is fixedly arranged between the inner walls of the two sides of the transverse groove, and the short plate (4) is slidably sleeved on the outer side of the corresponding guide rod (11).

5. The polymer lithium battery with the anti-collision function according to claim 1, wherein a plurality of limiting rods (12) are fixedly installed on the inner wall of one side of the sliding groove, a plurality of limiting holes are formed in one side of the moving plate (3), and the limiting rods (12) are slidably installed in the corresponding limiting holes.

6. The polymer lithium battery with the anti-collision function according to any one of claims 4 and 5, wherein the buffer spring (6) is sleeved outside the corresponding limiting rod (12), and the transverse spring (13) is sleeved outside the corresponding guide rod (11).