CN214153063U

CN214153063U - Lithium battery pack with insulativity

Info

Publication number: CN214153063U
Application number: CN202022111263.3U
Authority: CN
Inventors: 陈汉文
Original assignee: Suzhou Nenglyu Electronic Technology Co ltd
Current assignee: Suzhou Nenglyu Electronic Technology Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-09-07
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a lithium cell package with insulating nature, including lower casing and last casing, it installs in the top of connecting plate to go up the casing, the inner wall of casing and last casing all is provided with the insulating layer down, the inside left and right sides of standing groove all is connected with fastening spring, and fastening spring is close to down the position of the vertical central line of casing and be connected with splint, the damping post is installed to fastening spring's intermediate position, the intermediate position of aluminium silk heat conduction net top is provided with the graphite alkene heat-conducting layer. This lithium cell package with insulating nature is provided with fastening spring, and fastening spring's elasticity is flexible, can make the battery package be applicable to the battery of multiple size, through the elastic fit of fastening spring with splint, can press from both sides the lithium cell tightly, increases the stability of battery, has solved the battery package and has lacked fixing device when placing the lithium cell, easily leads to rocking of lithium cell, influences its life's problem.

Description

Lithium battery pack with insulativity

Technical Field

The utility model relates to a battery package technical field specifically is a lithium cell package with insulating nature.

Background

A "lithium battery" is a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive/negative electrode material. Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The fifth generation of rechargeable batteries, lithium metal batteries, was born in 1996, and the safety, specific capacity, self-discharge rate and cost performance of rechargeable batteries were all superior to those of lithium ion batteries. With the development of science and technology, lithium batteries have become mainstream, and battery packs are used for storing the lithium batteries.

The battery pack is poor in heat dissipation performance, can generate a large amount of heat in the use process of the battery, rapidly accumulates in the battery, can possibly cause battery combustion, can not well meet the use requirements of people, and is technically innovative on the basis of the existing battery pack according to the condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell package with insulating nature to it lacks fixing device when placing the battery to provide current battery package in solving above-mentioned background art, easily leads to rocking of battery, influences its life, and battery package heat dispersion is relatively poor, can produce a large amount of heats in the battery use, gathers rapidly inside the battery, may arouse the battery burning, can not be fine satisfies people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery pack with insulativity comprises a lower shell and an upper shell, wherein a connecting plate is fixed at the upper end of the lower shell, placing grooves are formed in the connecting plate and the lower shell, the upper shell is arranged above the connecting plate, a hinge is arranged on the rear end face of the upper shell, threaded holes are formed in the upper shell and the left side and the right side of the front end face of the connecting plate, threaded rods are arranged on the front sides of the threaded holes, insulating layers are arranged on the inner walls of the lower shell and the upper shell, fastening springs are connected to the left side and the right side of the inner part of the placing grooves, clamping plates are connected to the positions, close to the vertical central line of the lower shell, of the fastening springs, damping columns are arranged in the middle positions of the fastening springs, lithium batteries are arranged on the positions, close to the vertical central line of the lower shell, elastic gaskets are arranged on the upper side and the lower side of the lithium batteries, aluminum wire heat conduction nets are arranged on the left side and the right side of the inner part of the upper shell, and the position that the vertical central line of casing was kept away from to the aluminium silk heat conduction net is provided with the louvre, the intermediate position of aluminium silk heat conduction net top is provided with graphite alkene heat-conducting layer.

Preferably, constitute half enclosure structure between lower casing and the last casing and the lithium cell, and constitute elastic construction between the lower casing passes through fastening spring and the splint.

Preferably, the clamping plates are symmetrically distributed about a vertical center line of the lower shell, and the clamping plates are parallel to each other.

Preferably, the aluminum wire heat conduction net is symmetrically distributed about the vertical center line of the lithium battery, and the structure of the aluminum wire heat conduction net is a hollow net structure.

Preferably, the graphene heat conduction layer coincides with the vertical center line of the lithium battery, and the heat dissipation holes are symmetrically distributed about the vertical center line of the lithium battery.

Preferably, the elastic gasket is made of elastic silica gel, and the elastic gasket is tightly attached to the lithium battery.

Preferably, the insulating layer is made of chloroprene rubber, and the damping columns are perpendicular to the clamping plates.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses be provided with lower casing and upper housing and can cooperate and wrap up the lithium cell, play the guard action, through the elastic expansion of fastening spring, can make the battery package be applicable to the battery of multiple size, through the elastic fit of fastening spring and splint, can press from both sides the lithium cell tightly, increase the stability of battery, solved the battery package and lack fixing device when placing the lithium cell, easily lead to rocking of lithium cell, influence its life's problem;

2. the utility model discloses being provided with the heat that the aluminium silk heat conduction net can distribute the lithium cell and adsorbing, reach the effect of heat conduction, graphite alkene heat conduction layer can adsorb the heat of aluminium silk heat conduction net, two kinds of cooperations reach thermal transmission, can distribute the heat of aluminium silk heat conduction net and graphite alkene heat conduction layer through the louvre, so can reach the effect of dispelling the heat to the lithium cell, avoided battery package heat dispersion relatively poor, can produce a large amount of heat in the lithium cell use, accumulate rapidly in the battery inside, the problem that can arouse the battery burning;

3. the utility model discloses be provided with the effect that the elastic gasket can play the protection in the upper and lower both sides of lithium cell, prevent that the lithium cell surface from being worn and torn, the material of insulating layer is the chloroprene rubber material, has good insulating properties, increases the safety in utilization of battery package, and the damping post can play the supporting role to fastening spring, can play the absorbing effect of buffering to the lithium cell simultaneously, greatly increased this kind of practicality that has insulating lithium cell package.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic structural view of the lower housing of the present invention;

fig. 3 is a schematic structural view of the upper housing of the present invention;

fig. 4 is a schematic rear view of the present invention.

In the figure: 1. a lower housing; 2. an insulating layer; 3. a fastening spring; 4. a splint; 5. a damping column; 6. a lithium battery; 7. an upper housing; 8. a graphene heat conducting layer; 9. an aluminum wire heat-conducting net; 10. heat dissipation holes; 11. an elastic pad; 12. a connecting plate; 13. a threaded hole; 14. a placement groove; 15. a threaded rod; 16. and (7) a hinge.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a lithium battery pack with insulation property comprises a lower shell 1 and an upper shell 7, wherein a connecting plate 12 is fixed at the upper end of the lower shell 1, placing grooves 14 are respectively formed in the connecting plate 12 and the lower shell 1, the upper shell 7 is installed above the connecting plate 12, a hinge 16 is installed at the rear end face of the upper shell 7, threaded holes 13 are respectively formed in the left side and the right side of the front end faces of the upper shell 7 and the connecting plate 12, a threaded rod 15 is arranged on the front side of each threaded hole 13, an insulating layer 2 is arranged on the inner wall of each of the lower shell 1 and the upper shell 7, fastening springs 3 are respectively connected on the left side and the right side of the inner part of each of the placing grooves 14, a clamping plate 4 is connected at a position close to the vertical central line of the lower shell 1, a damping column 5 is installed at the middle position of each fastening spring 3, lithium batteries 6 are arranged at a position close to the vertical central line of the lower shell 1, and elastic gaskets 11 are installed on the upper side and the lower side of each lithium battery 6, go up the inside left and right sides of casing 7 and all be provided with aluminium silk heat conduction net 9, and the position that the vertical central line of casing 7 was kept away from to aluminium silk heat conduction net 9 is provided with louvre 10, and the intermediate position of aluminium silk heat conduction net 9 top is provided with graphite alkene heat-conducting layer 8.

The utility model discloses in: a semi-surrounding structure is formed between the lower shell 1 and the upper shell 7 and the lithium battery 6, and an elastic structure is formed between the lower shell 1 and the clamping plate 4 through the fastening spring 3; casing 1 and last casing 7 can cooperate and wrap up lithium cell 6 down, play the guard action, and through fastening spring 3's elastic expansion, can make the battery package be applicable to the battery of multiple size.

The utility model discloses in: the clamping plates 4 are symmetrically distributed about the vertical center line of the lower shell 1, and the clamping plates 4 are parallel to each other; through the elastic fit of fastening spring 3 and splint 4, can press from both sides lithium cell 6 tightly, increase the stability of battery, solved the battery package and lack fixing device when placing lithium cell 6, easily lead to rocking of lithium cell 6, influence its life's problem.

The utility model discloses in: the aluminum wire heat-conducting nets 9 are symmetrically distributed about the vertical central line of the lithium battery 6, and the structure of the aluminum wire heat-conducting net 9 is a hollow net structure; the aluminum wire heat conduction net 9 can adsorb the heat emitted by the lithium battery 6, and the heat conduction effect is achieved.

The utility model discloses in: the graphene heat conduction layer 8 coincides with the vertical center line of the lithium battery 6, and the heat dissipation holes 10 are symmetrically distributed about the vertical center line of the lithium battery 6; graphene heat-conducting layer 8 can adsorb the heat of aluminium silk heat-conducting net 9, and two kinds of cooperations reach thermal transmission, can give off aluminium silk heat-conducting net 9 and graphene heat-conducting layer 8's heat through louvre 10, so can reach and carry out radiating effect to lithium cell 6, and it is relatively poor to have avoided battery package heat dispersion, can produce a large amount of heats in lithium cell 6 use, gathers rapidly inside the battery, may arouse the problem of battery burning.

The utility model discloses in: the elastic gasket 11 is made of elastic silica gel, and the elastic gasket 11 is tightly attached to the lithium battery 6; the elastic gasket 11 can protect the upper and lower sides of the lithium battery 6, thereby preventing the surface of the lithium battery 6 from being worn.

The utility model discloses in: the insulating layer 2 is made of chloroprene rubber, and the damping columns 5 are perpendicular to the clamping plate 4; the material of insulating layer 2 is the chloroprene rubber material, has good insulating properties, increases the safety in utilization of battery package, and damping post 5 can play the supporting role to fastening spring 3, can play the absorbing effect of buffering to lithium cell 6 simultaneously, greatly increased this kind of practicality that has insulating lithium cell package.

The working principle of the lithium battery pack with the insulating property is as follows: firstly, the lithium battery 6 is installed, the upper shell 7 is turned upwards through the hinge 16, the upper shell 7 is opened, the clamping plates 4 are shifted towards two sides through the fastening springs 3, the lithium battery 6 is placed into the placing groove 14 in the lower shell 1, the fastening springs 3 return to the original position, and the lithium battery 6 is clamped through the clamping plates 4, so that the placing stability of the battery is improved, the damping columns 5 support the fastening springs 3, and meanwhile, a certain buffering and damping effect is achieved on the lithium battery 6; secondly, the upper shell 7 is closed, and the threaded rod 15 penetrates through the connecting plate 12 and the threaded hole 13 in the upper shell 7 to fix the upper shell 7 and the lower shell 1; then, heat generated by the lithium battery 6 during use is absorbed through the aluminum wire heat conduction net 9 to achieve a heat conduction effect, the aluminum wire heat conduction net 9 transfers the absorbed heat to the graphene heat conduction layer 8 to achieve the heat transfer effect, and then the heat of the aluminum wire heat conduction net 9 and the graphene heat conduction layer 8 is dissipated through the heat dissipation holes 10, so that the effect of cooling and dissipating the heat of the lithium battery 6 is achieved, and the phenomenon that the battery burns due to the fact that a large amount of heat generated in the use process of the battery is rapidly accumulated inside the battery is avoided; finally, the elastic gaskets 11 are arranged on the upper side and the lower side of the lithium battery 6 to prevent the surface of the lithium battery 6 from being abraded, and the insulating layer 2 improves the use safety of the battery pack.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A lithium battery pack having insulation properties, comprising a lower case (1) and an upper case (7), characterized in that: a connecting plate (12) is fixed at the upper end of the lower shell (1), placing grooves (14) are formed in the connecting plate (12) and the lower shell (1), the upper shell (7) is installed above the connecting plate (12), a hinge (16) is installed on the rear end face of the upper shell (7), threaded holes (13) are formed in the left side and the right side of the front end face of the upper shell (7) and the connecting plate (12), a threaded rod (15) is arranged on the front side of each threaded hole (13), insulating layers (2) are arranged on the inner walls of the lower shell (1) and the upper shell (7), fastening springs (3) are connected to the left side and the right side of the inner portion of the placing grooves (14), clamping plates (4) are connected to the positions, close to the vertical central line of the lower shell (1), of the fastening springs (3), and damping columns (5) are installed in the middle positions of the fastening springs (3), the utility model discloses a lithium battery pack, including splint (4), the upper and lower both sides of lithium battery (6) are all installed to the position that is close to the vertical central line of casing (1) down in splint (4) have lithium cell (6), and elastic gasket (11) are all installed to the upper and lower both sides of lithium cell (6), the inside left and right sides of going up casing (7) all is provided with aluminium silk heat conduction net (9), and the position that goes away from the vertical central line of casing (7) in aluminium silk heat conduction net (9) is provided with louvre (10), the intermediate position of aluminium silk heat conduction net (9) top is provided with graphite alkene heat-conducting layer (8).

2. The lithium battery pack having an insulating property according to claim 1, wherein: the lower shell (1) and the upper shell (7) form a semi-surrounding structure with the lithium battery (6), and the lower shell (1) forms an elastic structure with the clamping plate (4) through the fastening spring (3).

3. The lithium battery pack having an insulating property according to claim 1, wherein: the clamping plates (4) are symmetrically distributed about the vertical center line of the lower shell (1), and the clamping plates (4) are parallel to each other.

4. The lithium battery pack having an insulating property according to claim 1, wherein: the aluminum wire heat-conducting net (9) is symmetrically distributed about the vertical central line of the lithium battery (6), and the structure of the aluminum wire heat-conducting net (9) is a hollow net structure.

5. The lithium battery pack having an insulating property according to claim 1, wherein: the graphene heat conduction layer (8) is coincided with the vertical center line of the lithium battery (6), and the heat dissipation holes (10) are symmetrically distributed about the vertical center line of the lithium battery (6).

6. The lithium battery pack having an insulating property according to claim 1, wherein: the material of elastic gasket (11) is elastic silica gel material, and closely laminates between elastic gasket (11) and lithium cell (6).

7. The lithium battery pack having an insulating property according to claim 1, wherein: the insulating layer (2) is made of chloroprene rubber, and the damping columns (5) are perpendicular to the clamping plates (4).