CN216529200U

CN216529200U - High explosion-proof lithium cell of security

Info

Publication number: CN216529200U
Application number: CN202122799962.6U
Authority: CN
Inventors: 周向宝; 陈金凤; 陈珊珊
Original assignee: Shenzhen Qishengxing Electronic Technology Co ltd
Current assignee: Shenzhen Qishengxing Electronic Technology Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-05-13
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses an explosion-proof lithium battery with high safety, which belongs to the technical field of lithium battery protection, and comprises a box body and a sealing cover arranged at the top end of the box body, wherein an explosion-proof lithium battery body is arranged in the box body, the explosion-proof lithium battery also comprises a protective structure arranged between the explosion-proof lithium battery body and the inner wall of the box body, the protective structure consists of a fixed frame, a damping component, a heat dissipation component and a fixed component, the damping component is arranged between the fixed frame and the inner wall of the box body, two sides of the inner wall of the fixed frame are fixedly connected with the outer side of the fixed component, and the outer side of the fixed component is fixedly connected with the heat dissipation component. The radiating area is increased through the radiating fins, and the radiating efficiency is improved.

Description

High explosion-proof lithium cell of security

Technical Field

The utility model relates to the technical field of lithium battery protection, in particular to an explosion-proof lithium battery with high safety.

Background

Lithium batteries are batteries made of lithium metal or lithium alloy as positive and negative electrode materials and using non-electrolyte solutions, and the lithium batteries are of various types, wherein the most common lithium battery is a lithium ion battery.

The existing battery is not provided with a protection structure, vibration is generated during transportation to cause damage to the internal structure of the battery, the battery is fixed and inconvenient to use simultaneously, heat generated is dissipated and is not dissipated, the service life of the product is prolonged, the working efficiency is reduced simultaneously, and for the purpose, the explosion-proof lithium battery with high safety is provided.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above and/or other problems occurring in the conventional explosion-proof lithium battery having high safety.

Therefore, the utility model aims to provide an explosion-proof lithium battery with high safety, which can solve the problems that the conventional battery has no protective structure, the internal structure of the battery is damaged due to vibration generated during transportation, the battery is inconvenient to fix during use, generated heat cannot be dissipated, the service life of the product is shortened, and the working efficiency is reduced.

To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:

an explosion-proof lithium battery with high safety, comprising: the anti-explosion lithium battery box comprises a box body and a sealing cover arranged at the top end of the box body, wherein an anti-explosion lithium battery body is arranged in the box body, and the anti-explosion lithium battery box also comprises a protection structure arranged between the anti-explosion lithium battery body and the inner wall of the box body;

the protective structure comprises a fixed frame, a damping assembly, a heat dissipation assembly and a fixed assembly, wherein the damping assembly is installed between the fixed frame and the inner wall of the box body, the two sides of the inner wall of the fixed frame are fixedly connected with the outer side of the fixed assembly, and the outer side of the fixed assembly is fixedly connected with the heat dissipation assembly.

The utility model discloses a preferable scheme of an explosion-proof lithium battery with high safety, which comprises the following steps: the fixed subassembly includes two sets of telescopic links, and is two sets of the telescopic link outside respectively with fixed frame inner wall both sides fixed connection, the inboard fixedly connected with U type heat-conducting plate of telescopic link.

The utility model discloses a preferable scheme of an explosion-proof lithium battery with high safety, which comprises the following steps: the damping component comprises two sets of limiting rods which are fixedly arranged on two sides of the inner wall of the box body respectively, a connecting plate is arranged on the outer surface of each limiting rod, and a limiting hole is formed in the joint of each connecting plate and each limiting rod.

The utility model discloses a preferable scheme of an explosion-proof lithium battery with high safety, which comprises the following steps: the top end and the bottom end of the connecting plate are fixedly connected with a first spring and a second spring respectively, the inner walls of the first spring and the second spring are connected with the outer surface of the limiting rod in a sliding mode, and the outer sides of the first spring and the second spring are fixedly connected with the inner wall of the box body.

The utility model discloses a preferable scheme of an explosion-proof lithium battery with high safety, which comprises the following steps: the inboard fixedly connected with fixed plate of connecting plate, the inboard fixedly connected with connecting rod of fixed plate, fixed plate one end and fixed frame outer wall fixed connection are kept away from to the connecting rod.

The utility model discloses a preferable scheme of an explosion-proof lithium battery with high safety, which comprises the following steps: the heat dissipation assembly comprises a heat conduction pad and a transverse groove, the heat conduction pad is installed on the inner wall of the U-shaped heat conduction plate, a heat conduction frame is fixedly connected to the outer side of the U-shaped heat conduction plate, and heat dissipation fins are fixedly connected to the outer side of the heat conduction frame.

The utility model discloses a preferable scheme of an explosion-proof lithium battery with high safety, which comprises the following steps: the transverse groove is formed in the side wall of the fixing frame, and the inner wall of the transverse groove is in sliding connection with the outer surface of the radiating fin.

The utility model discloses a preferable scheme of an explosion-proof lithium battery with high safety, which comprises the following steps: the fixing frame is U-shaped.

The utility model discloses a preferable scheme of an explosion-proof lithium battery with high safety, which comprises the following steps: the fixing frame is U-shaped and is provided with round corners at edges.

Compared with the prior art: the U-shaped heat conducting plate is pushed by the telescopic rod, the explosion-proof lithium battery body is clamped and fixed, the installation is convenient, meanwhile, heat generated by the explosion-proof lithium battery body is transmitted to the heat conducting frame through the U-shaped heat conducting plate and the heat conducting pad and is transmitted to the radiating fins through the heat conducting frame, the radiating area is increased through the radiating fins, and the radiating efficiency is improved;

the vibrations of transportation, use production, the fixed frame of the U type of installing explosion-proof lithium cell body drives the connecting plate and removes along the gag lever post, carries out the shock attenuation to it through spring one and spring two pairs, avoids explosion-proof lithium cell body to damage, prolongs the life of product.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an inside view of the present invention;

FIG. 3 is a top view of the frame of the present invention;

FIG. 4 is a front view of the transverse slot of the present invention;

fig. 5 is a front view of the fixing frame with rounded corners according to the present invention.

In the figure: the explosion-proof lithium battery comprises a box body 1, a sealing cover 11, an explosion-proof lithium battery body 2, a fixing frame 3, a connecting rod 51, a fixing plate 52, a limiting hole 53, a limiting rod 54, a first spring 55, a second spring 56, a connecting plate 57, a heat conducting pad 61, a heat conducting frame 62, a heat radiating fin 63, a transverse groove 64, an expansion rod 71 and a U-shaped heat conducting plate 72.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The first embodiment is as follows:

the utility model provides an explosion-proof lithium battery with high safety, which has the advantages of convenient use, efficiency improvement and service life prolonging, and please refer to fig. 1-4, the explosion-proof lithium battery comprises a box body 1 and a sealing cover 11 arranged at the top end of the box body 1, wherein an explosion-proof lithium battery body 2 is arranged in the box body 1, and the explosion-proof lithium battery also comprises a protection structure arranged between the explosion-proof lithium battery body 2 and the inner wall of the box body 1;

protective structure comprises fixed frame 3, damper, radiator unit and fixed subassembly, and damper installs between

fixed frame

3 and 1 inner wall of box, fixed frame 3 inner wall both sides all with fixed subassembly outside fixed connection, fixed subassembly outside and radiator unit fixed connection, and the shape of fixed frame 3 is established to the U type.

The fixed subassembly includes two sets of telescopic links 71, and two sets of telescopic links 71 outside respectively with fixed frame 3 inner wall both sides fixed connection, the inboard fixedly connected with U type heat-conducting plate 72 of telescopic link 71 promotes U type heat-conducting plate 72 through telescopic link 71 and presss from both sides the tight fixed with explosion-proof lithium cell body 2 from both sides, improves the installation effectiveness.

The shock absorption assembly comprises two groups of limiting rods 54, the two groups of limiting rods 54 are respectively and fixedly arranged on two sides of the inner wall of the box body 1, a connecting plate 57 is arranged on the outer surface of the limiting rod 54, a limiting hole 53 is formed at the joint of the connecting plate 57 and the limiting rod 54, the top end and the bottom end of the connecting plate 57 are respectively and fixedly connected with a first spring 55 and a second spring 56, the inner walls of the first spring 55 and the second spring 56 are in sliding connection with the outer surface of the limiting rod 54, the outer sides of the first spring 55 and the second spring 56 are fixedly connected with the inner wall of the box body 1, a fixing plate 52 is fixedly connected to the inner side of the connecting plate 57, a connecting rod 51 is fixedly connected to the outer wall of the fixing frame 3 at the end far away from the fixing plate 52, when shock is generated, the U-shaped fixing frame 3 drives the connecting plate 57 to move along the limiting rod 54, the shock absorption is carried out on the connecting plate through the first spring 55 and the second spring 56, and the damage of the explosion-proof lithium battery body 2 is avoided, the service life of the product is prolonged.

The radiator unit includes heat conduction pad 61, the cross slot 64, the inner wall at U type heat-conducting plate 72 is installed to heat conduction pad 61, U type heat-conducting plate 72 outside fixedly connected with heat conduction frame 62, heat conduction frame 62 outside fixedly connected with radiating fin 63, the cross slot 64 is seted up on the lateral wall of fixed frame 3, cross slot 64 inner wall and radiating fin 63 surface sliding connection, the heat that explosion-proof lithium cell body 2 produced passes through U type heat-conducting plate 72, heat conduction pad 61 transmits to heat conduction frame 62, transmit to radiating fin 63 through heat conduction frame 62, increase heat radiating area through radiating fin 63, and the heat dissipation efficiency is improved.

When specifically using, the sealing lid 11 is opened to the technical staff in the field, place explosion-proof lithium cell body 2 in the fixed frame 3 of U type, promote U type heat-conducting plate 72 through telescopic link 71, press from both sides explosion-proof lithium cell body 2 tight fixed, the heat that explosion-proof lithium cell body 2 produced simultaneously passes through U type heat-conducting plate 72, heat conduction pad 61 transmits to heat conduction frame 62, transmit to radiating fin 63 through heat conduction frame 62, increase heat radiating area through radiating fin 63, the efficiency of heat dissipation is improved, when producing vibrations simultaneously, the fixed frame 3 of U type drives connecting plate 57 and removes along gag lever post 54, carry out the shock attenuation to it through spring one 55 and spring two 56, avoid explosion-proof lithium cell body 2 to damage, the life of extension product.

Example two:

the utility model provides an explosion-proof lithium battery with high safety, please refer to fig. 5, wherein a fixing frame 3 is in a U shape, round corners are arranged at edges, and the round corners are arranged at the edges to avoid collision during use and installation.

When specifically using, the sealing lid 11 is opened to the technical staff in the field, place explosion-proof lithium cell body 2 in the fixed frame 3 of U type of seting up the fillet, promote U type heat-conducting plate 72 through telescopic link 71, press from both sides explosion-proof lithium cell body 2 tight fixed, the heat that explosion-proof lithium cell body 2 produced simultaneously passes through U type heat-conducting plate 72, heat conduction pad 61 transmits to heat conduction frame 62, transmit to radiating fin 63 through heat conduction frame 62, increase heat radiating area through radiating fin 63, the efficiency of heat dissipation is improved, when producing vibrations simultaneously, the fixed frame 3 drive connecting plate 57 of U type of fillet moves along gag lever post 54, carry out the shock attenuation to it through spring one 55 and spring two 56, avoid explosion-proof lithium cell body 2 to damage, the life of extension product.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a high explosion-proof lithium cell of security, includes box (1) and installs closing cap (11) on box (1) top, install explosion-proof lithium cell body (2), its characterized in that in box (1): the anti-explosion lithium battery box also comprises a protection structure arranged between the anti-explosion lithium battery body (2) and the inner wall of the box body (1);

protective structure comprises fixed frame (3), damper, radiator unit and fixed subassembly, damper installs between fixed frame (3) and box (1) inner wall, fixed frame (3) inner wall both sides all with fixed subassembly outside fixed connection, the fixed subassembly outside and radiator unit fixed connection.

2. The explosion-proof lithium battery with high safety according to claim 1, wherein the fixing component comprises two sets of telescopic rods (71), the outer sides of the two sets of telescopic rods (71) are respectively fixedly connected with two sides of the inner wall of the fixing frame (3), and the inner sides of the telescopic rods (71) are fixedly connected with U-shaped heat-conducting plates (72).

3. The explosion-proof lithium battery with high safety according to claim 1, wherein the shock absorption assembly comprises two sets of limiting rods (54), the two sets of limiting rods (54) are respectively and fixedly installed on two sides of the inner wall of the box body (1), a connecting plate (57) is installed on the outer surface of each limiting rod (54), and a limiting hole (53) is formed at the joint of each connecting plate (57) and each limiting rod (54).

4. The explosion-proof lithium battery with high safety according to claim 3, wherein a first spring (55) and a second spring (56) are fixedly connected to the top end and the bottom end of the connecting plate (57), inner walls of the first spring (55) and the second spring (56) are slidably connected with the outer surface of the limiting rod (54), and outer sides of the first spring (55) and the second spring (56) are fixedly connected with the inner wall of the box body (1).

5. The explosion-proof lithium battery with high safety as claimed in claim 4, wherein the inner side of the connecting plate (57) is fixedly connected with a fixing plate (52), the inner side of the fixing plate (52) is fixedly connected with a connecting rod (51), and one end of the connecting rod (51) far away from the fixing plate (52) is fixedly connected with the outer wall of the fixing frame (3).

6. The explosion-proof lithium battery with high safety as claimed in claim 1, wherein the heat dissipation assembly comprises a heat conduction pad (61) and a transverse groove (64), the heat conduction pad (61) is installed on the inner wall of the U-shaped heat conduction plate (72), a heat conduction frame (62) is fixedly connected to the outer side of the U-shaped heat conduction plate (72), and a heat dissipation fin (63) is fixedly connected to the outer side of the heat conduction frame (62).

7. Explosion-proof lithium battery with high safety according to claim 6, characterized in that the transverse groove (64) is opened on the side wall of the fixed frame (3), and the inner wall of the transverse groove (64) is connected with the outer surface of the heat dissipation fin (63) in a sliding way.

8. The explosion-proof lithium battery with high safety as claimed in claim 1, characterized in that the shape of the fixing frame (3) is a U-shape.

9. The explosion-proof lithium battery with high safety as claimed in claim 1, wherein the fixing frame (3) is formed in a U shape and has rounded corners at the corners.