CN212517386U

CN212517386U - Lithium battery protection shell

Info

Publication number: CN212517386U
Application number: CN202021312233.2U
Authority: CN
Inventors: 吴晓峰; 汤广辉
Original assignee: Anhui Green Power Technology Co ltd
Current assignee: Jiangsu ruiyusheng Electric Power Technology Co.,Ltd.
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-02-09
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a lithium battery protection casing, including casing and cap, the casing forms an inclosed container with the cap cooperation, the inside lateral wall of casing and bottom set up the spring, the lithium cell case is connected to the other end of spring, set up the vent on the lateral wall of casing, the bottom of casing sets up the mounting hole, set up the fan on the mounting hole, set up the storage compartment in the cap, the storage compartment below sets up the conveyer pipe, the conveyer pipe runs through the bottom of cap, set up the temperature-sensing valve on the conveyer pipe. The utility model discloses have shockproof protection, cooling protection and the characteristics of blasting protection to the lithium cell.

Description

Lithium battery protection shell

Technical Field

The utility model belongs to the technical field of the lithium cell installation, especially, relate to a lithium cell protection casing.

Background

Along with the development of society, the lithium cell has obtained comparatively extensive use as comparatively convenient electric power supply equipment, the lithium cell is comparatively close with the life relation, it is comparatively extensive also to utilize for the lithium cell group that the main equipment provided electric power, but the lithium cell among the prior art can send out the production of heat in the use, and also lack relevant fixed protection device in concrete use, the lithium cell can shake in transportation or use, the condition such as collision, lead to the lithium cell to produce the condition such as damage, weeping even burning explosion, there is certain influence to the life and the safety in utilization of lithium cell.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a lithium battery protection casing, includes casing and cap, the casing forms an inclosed container with the cap cooperation, the inside lateral wall of casing and bottom set up the spring, the lithium cell case is connected to the other end of spring, the opening of lithium cell case is unanimous with the opening direction of casing, set up the vent on the lateral wall of casing, the bottom of casing sets up the mounting hole, set up the fan on the mounting hole, set up the storage compartment in the cap, the storage compartment below sets up the conveyer pipe, the conveyer pipe runs through the bottom of cap, set up the temperature-sensing valve on the conveyer pipe.

The utility model discloses in, set up the buffer layer on the inner wall of battery box and the outside bottom of cap, the buffer layer material is rubber.

The utility model discloses in, set up the dust screen on vent and the mounting hole.

The utility model discloses in, the storage chamber intussuseption is filled with dry powder and compressed air.

The utility model discloses in, storage compartment, conveyer pipe and the temperature-sensing valve that corresponds with the storage compartment have a plurality of, and evenly distributed is covered at the shell.

The utility model discloses in, the spring has a plurality of even setting between casing and lithium cell case.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses utilize fan and vent, the fan rotates the air motion in the drive casing, forms the air with the vent cooperation simultaneously and flows, makes the air in external air and the casing carry out the heat transfer, cools down the processing to the lithium cell under the operating condition.

2. The utility model discloses utilize temperature-sensing valve and storage case, lithium cell under operating condition is overheated, and the fan cooling can't satisfy the demand, and the temperature reaches and can lead to the lithium cell to take place to explode when dangerous degree, and the temperature-sensing valve is opened according to the temperature, and the dry powder in the storage case spouts on the lithium cell surface under compressed air's drive, carries out fire-retardant, protection lithium cell safety in utilization to the lithium cell.

3. The utility model discloses utilize the spring between casing and the battery box, in the actual process, when the casing vibrations because of transportation or other circumstances take place, the battery box reduces vibrations through the extrusion spring, prevents to shake and brings the damage to lithium cell body.

4. The utility model discloses utilize the battery box in with the buffer layer on the cap to fix the lithium cell in the battery box, the buffer layer that has elastic rubber material simultaneously has certain shockproof effect equally.

5. The utility model discloses set up the dust screen on vent and fan mounting hole, drive the dust when preventing that the air from flowing and get into in the casing together, keep the cleanness in the casing.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

in the figure: 1-a housing; 2-a shell cover; 3, a spring; 4-a lithium battery box; 5, a vent; 6, mounting holes; 7-a fan; 8, a material storage chamber; 9-a conveying pipe; 10-temperature control valve; 11-a buffer layer; 12-dust screen.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It should be noted that when an element is referred to as being "disposed," it can be directly on another element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element using some sort of connection or intervening elements may also be present. The terms "sidewall," "bottom," "end," and the like as used herein are for illustrative purposes only and do not represent a unique embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Fig. 1 is a schematic view of a preferred embodiment of the present invention.

The utility model provides a lithium battery protection casing, includes casing 1 and cap 2, casing 1 forms an inclosed container with the cooperation of

cap

2, 1 inside lateral wall of casing and bottom set up spring 3, the other end of spring 3 sets up lithium cell box 4, the opening of lithium cell box 4 is unanimous with the opening direction of casing 1, set up vent 5 on the lateral wall of casing 1, the bottom of casing 1 sets up mounting hole 6, set up fan 7 on the mounting hole 6, set up storage compartment 8 in the cap 2, conveyer pipe 9 is connected to storage compartment 8 below, conveyer pipe 9 runs through the bottom of cap 2, connect temperature-sensing valve 10 on the conveyer pipe 9.

In order to prevent the lithium battery from sliding relatively in the battery box, a buffer layer 11 is arranged on the inner wall of the battery box 4 and the bottom of the outer side of the shell cover 2, and the buffer layer 11 is made of rubber.

In order to prevent dust from entering the housing 1 through the ventilation opening 5 and the mounting hole 6, a dust screen 12 is disposed on the ventilation opening 5 and the mounting hole 6.

In order to treat the explosion lithium battery, dry powder and compressed air are filled in the storage chamber 8, and the dry powder is used for inflaming retarding the lithium battery.

In order to make the dry powder be sprayed on the lithium battery uniformly in a large area, a plurality of storage chambers 8, delivery pipes 9 corresponding to the storage chambers 8 and temperature control valves 10 are uniformly distributed on the shell cover 2.

The utility model discloses in, spring (3) have a plurality of evenly to set up between casing (1) and lithium cell case (4).

Under normal operating condition, when casing 1 shakes because of transportation or other reasons, casing 1 and lithium battery box 4 extrusion spring 3 make spring 3 absorb the stress that vibrations produced to this lithium cell of protection lithium battery box does not receive vibrations to influence.

Under normal operating condition, fan 7 rotates and drives the air in the casing 1 and flow, makes external air and the air in the casing 1 exchange with the cooperation of vent 5 simultaneously, dispels the heat to the lithium cell through the heat transfer.

Under normal operating condition, when the lithium cell temperature is too high, when reaching preset temperature, temperature-sensing valve 10 opens, and the dry powder in the storage chamber 10 is spouted on the lithium cell surface under compressed air's drive, carries out fire-retardant to the lithium cell.

The above examples merely represent a practical way of implementing the present invention, which is described in more detail and in greater detail, but are not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a lithium battery protection casing, includes casing (1) and cap (2), casing (1) forms a inclosed container with cap (2) cooperation, its characterized in that: the utility model discloses a lithium battery box, including casing (1), spring (3) are set up to the inside lateral wall of casing (1) and bottom, the other end of spring (3) sets up lithium battery box (4), the opening direction of lithium battery box (4) is unanimous with the opening of casing (1), set up vent (5) on the lateral wall of casing (1), the bottom of casing (1) sets up mounting hole (6), set up fan (7) on mounting hole (6), set up storage compartment (8) in cap (2), storage compartment (8) below sets up conveyer pipe (9), conveyer pipe (9) run through the bottom of cap (2), set up temperature-sensing valve (10) on conveyer pipe (9).

2. A lithium battery protection casing according to claim 1, characterized in that: the battery box is characterized in that a buffer layer (11) is arranged on the inner wall of the battery box (4) and the bottom of the outer side of the shell cover (2), and the buffer layer (11) is made of rubber.

3. A lithium battery protection casing according to claim 1, characterized in that: and dust screens (12) are arranged on the ventilation openings (5) and the mounting holes (6).

4. A lithium battery protection casing according to claim 1, characterized in that: the storage chamber (8) is filled with dry powder and compressed air.

5. A lithium battery protection casing according to any one of claims 1 or 4, characterized in that: the storage chamber (8), the conveying pipe (9) corresponding to the storage chamber (8) and the temperature control valve (10) are provided with a plurality of material storage chambers which are uniformly distributed on the shell cover (2).

6. A lithium battery protection casing according to claim 1, characterized in that: the springs (3) are uniformly arranged between the shell (1) and the lithium battery box (4).