CN212113802U

CN212113802U - Explosion-proof battery

Info

Publication number: CN212113802U
Application number: CN202020769279.0U
Authority: CN
Inventors: 张正裕; 黄新萍; 李军
Original assignee: Guangdong University of Technology
Current assignee: Guangdong University of Technology
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2020-12-08
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses an explosion-proof battery, which comprises a battery main body, an explosion-proof shell and an explosion-proof end cover, wherein an interlayer is arranged on the outer wall of the explosion-proof shell corresponding to the battery main body, and a fixed plate is integrally arranged in the interlayer; a connecting clamping edge is arranged between the installation end face of the explosion-proof end cover and the fixing plate corresponding to the interlayer, through grooves are correspondingly formed in the outer wall of the explosion-proof shell, the connecting clamping edge and the fixing plate, a fixing edge is arranged on the outer wall of the explosion-proof shell and corresponds to the through grooves, a clamping block is arranged on the inner side of the fixing edge and corresponds to the through grooves, and the clamping block and the inside of the through grooves are clamped and arranged; the battery main body is provided with a positive pole column and a negative pole column corresponding to the anti-explosion end cover. The explosion-proof battery has the advantages of improving the heat dissipation effect of the power battery during use, improving the use safety of the battery, reducing the destructive power of the battery during explosion, and solving the problems that the safety of the existing explosion-proof valve of the power battery is not high during use and the connection equipment is easy to be damaged during explosion of the battery.

Description

Explosion-proof battery

Technical Field

The utility model relates to a battery technology field specifically is an explosion-proof battery.

Background

The power battery is the development direction of new energy automobiles and energy storage power stations, so the safety of the battery is of great importance. The explosion-proof valve is arranged on a battery cover plate to achieve the purpose of explosion prevention in the conventional battery, but the explosion-proof mode is single, electrolyte is sprayed upwards after the explosion-proof valve is exploded, great influence is easily caused on equipment or other batteries connected with the explosion-proof valve, and great hidden danger exists on the use safety of the battery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof battery has the radiating effect when improving power battery and using, improves battery safety in utilization, and the advantage of destructive power when reducing the battery blasting, the security is not high when having solved current power battery explosion-proof valve and using, easily causes the problem of damage to its connecting device when the battery blasting.

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof battery comprises a battery main body, an explosion-proof shell and an explosion-proof end cover, wherein the battery main body is fixedly arranged inside the explosion-proof shell, an interlayer is arranged inside the explosion-proof shell and corresponds to the outer wall of the battery main body, and a fixing plate is integrally arranged inside the interlayer;

a connecting clamping edge is arranged between the installation end face of the explosion-proof end cover and the fixing plate corresponding to the interlayer, through grooves are correspondingly formed in the outer wall of the explosion-proof shell, the connecting clamping edge and the fixing plate, a fixing edge is arranged on the outer wall of the explosion-proof shell and corresponds to the through grooves, a clamping block is arranged on the inner side of the fixing edge and corresponds to the through grooves, and the clamping block and the inside of the through grooves are clamped and arranged;

the battery main body is provided with a positive pole column and a negative pole column corresponding to the anti-explosion end cover, and the positive pole column and the negative pole column penetrate through the anti-explosion end cover.

Furthermore, the explosion-proof shell and the fixing plate are both arranged in a titanium alloy structure, and the end face of the explosion-proof shell is provided with heat dissipation holes.

Furthermore, the outer wall of the interlayer corresponding to the battery main body is provided with a heat conduction column, and the tail end of the heat conduction column is arranged on the end face of the outer wall of the explosion-proof shell.

Furthermore, the bottom of the explosion-proof shell is integrally welded with mounting plates at two opposite sides.

Further, the outer wall of positive post and negative pole post adopts the helicitic texture setting, the terminal spiral of positive post and negative pole post is installed spacing clamp plate, the outside of spacing clamp plate is provided with insulating silica gel.

Further, the fixed edge is arranged around the outer part of the explosion-proof shell, the fixed edge is arranged by adopting two groups of fixing plates with manganese-copper structures, the tail end of the fixed edge is integrally provided with a connecting plate, and the connecting plate is fixedly connected through an adjusting bolt.

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

1. the utility model discloses explosion-proof shell passes through the fixed plate and installs with explosion-proof end cover, the battery main part is installed inside explosion-proof shell after, explosion-proof end cover corresponds positive post and negative pole post and the top coincidence of explosion-proof shell, the connection card limit card of explosion-proof end cover installation end is gone into between intermediate layer and the fixed plate, the fixed limit is gone into through the inside groove of the outer wall card of explosion-proof shell through the fixture block meshing card, through fixture block to explosion-proof shell, connect fixed mounting between card limit and the fixed plate, improve the fastness of explosion-proof end cover and explosion-proof shell installation, when power battery appears blasting, explosion-proof end cover and explosion-proof shell pass through the fixture block, connect fixed between card limit and the fixed plate, make the weeping that the blasting of power battery produced can not jet out, reduce the destructive power to power battery peripheral;

2. the utility model discloses a centre gripping corresponds battery subject's outer wall and explosion-proof shell and sets up the heat conduction post, and the heat that the heat conduction post produced the battery subject operation is derived to explosion-proof shell, gives off the heat through explosion-proof shell, improves the radiating effect when battery subject operation.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

fig. 3 is a schematic view of the structure of the fixing edge of the present invention.

In the figure: a battery main body 1; an explosion-proof housing 2; an explosion-proof end cover 3; an interlayer 4; a fixed plate 5; connecting the clamping edges 6; a through groove 7; a fixed edge 8; a clamping block 9; a positive post 10; a negative electrode post 11; a heat-conducting column 12; a mounting plate 13; a limit pressure plate 14; insulating silica gel 15; a connecting plate 16.

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. 1-3, an explosion-proof battery includes a battery main body 1, an explosion-proof housing 2 and an explosion-proof end cover 3, wherein the battery main body 1 is fixedly installed inside the explosion-proof housing 2, an interlayer 4 is arranged inside the explosion-proof housing 2 corresponding to the outer wall of the battery main body 1, and a fixing plate 5 is integrally arranged inside the interlayer 4;

a connecting clamping edge 6 is arranged between the installation end face of the explosion-proof end cover 3 and the corresponding interlayer 4 and the fixing plate 5, a through groove 7 is correspondingly formed in the outer wall of the explosion-proof shell 2, the connecting clamping edge 6 and the fixing plate 5, a fixing edge 8 is arranged on the outer wall of the explosion-proof shell 2 and corresponds to the through groove 7, a clamping block 9 is arranged on the inner side of the fixing edge 8 and corresponds to the through groove 7, and the clamping block 9 and the inside of the through groove 7 are clamped;

the battery body 1 is provided with a positive pole post 10 and a negative pole post 11 corresponding to the explosion-proof end cover 3, and the positive pole post 10 and the negative pole post 11 penetrate through the explosion-proof end cover 3.

Specifically, the explosion-proof housing and the fixing plate 5 are both arranged in a titanium alloy structure, and the end face of the explosion-proof housing 2 is provided with heat dissipation holes. The explosion-proof housing 2 is assisted by the heat dissipation holes to dissipate heat of the battery body 1.

Specifically, the heat conducting column 12 is arranged in the interlayer 4 corresponding to the outer wall of the battery body 1, and the tail end of the heat conducting column 12 is arranged on the end face of the outer wall of the explosion-proof shell 2. The heat generated by the operation of the battery body 1 by the heat conduction column 12 is conducted out to the explosion-proof shell 2, and the heat is dissipated through the explosion-proof shell 2, so that the heat dissipation effect during the operation of the battery body 1 is improved.

Specifically, the mounting plates 13 are integrally welded on two opposite sides of the bottom of the explosion-proof shell 2. The device is convenient to be fixedly installed with the installation equipment through the installation plate 13.

Specifically, the outer wall of positive post 10 and negative pole post 11 adopts the helicitic texture setting, positive post 10 and the terminal spiral of negative pole post 11 install limit clamp 14, limit clamp 14's outside is provided with insulating silica gel 15. When equipment is connected with the positive pole column 10 and the negative pole column 11 through a circuit, the limiting pressing plate 14 is spirally mounted with the positive pole column 10 and the negative pole column 11, the circuit is clamped and fixed between the positive pole column 10 and the negative pole column 11 and the explosion-proof end cover 3, the end face of the limiting pressing plate 14 is insulated by the insulating silica gel 15, and the stability of the circuit connected with the positive pole column 10 and the negative pole column 11 is improved.

Specifically, fixed limit 8 sets up around explosion-proof housing 2's outside, fixed limit 8 adopts the fixed plate setting of two sets of manganin structures, the end an organic whole of fixed limit 8 is provided with connecting plate 16, connecting plate 16 passes through adjusting bolt fixed connection. The opposite two sides of the fixing edge 8 corresponding to the explosion-proof shell 2 are clamped to connect the clamping edge 6 and the fixing plate 5 for fixed installation.

During the use, battery body 1 installs the inside back at explosion-proof housing 2, explosion-proof end cover 3 corresponds positive post 10 and the coincidence of the top of negative pole post 11 and explosion-proof housing 2, the connection card limit 6 card of the 3 installation ends of explosion-proof end cover is gone into between intermediate layer 4 and fixed plate 5, fixed edge 8 passes through inside fixture block 9 meshing card income logical groove 7 around explosion-proof housing 2's outer wall, through fixture block 9 to explosion-proof housing 2, fixed mounting between connection card limit 6 and the fixed plate 5, improve the fastness of explosion-proof end cover 3 and explosion-proof housing 2 installation, when power battery appears blasting, explosion-proof end cover 3 and explosion-proof housing 2 pass through fixture block 9, connect the fixed between card limit 6 and the fixed plate 5, make the weeping that power battery's blasting produced can not spout, reduce the destructive power to power battery peripheral equipment, improve the security that power battery used.

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. An explosion-proof battery, includes battery main part (1), explosion-proof shell (2) and explosion-proof end cover (3), its characterized in that: the battery main body (1) is fixedly arranged in the explosion-proof shell (2), an interlayer (4) is arranged in the explosion-proof shell (2) corresponding to the outer wall of the battery main body (1), and a fixing plate (5) is integrally arranged in the interlayer (4);

a connecting clamping edge (6) is arranged between the mounting end face of the explosion-proof end cover (3) and the fixing plate (5) corresponding to the interlayer (4), a through groove (7) is correspondingly formed in the outer wall of the explosion-proof shell (2), the connecting clamping edge (6) and the fixing plate (5), a fixing edge (8) is arranged on the outer wall of the explosion-proof shell (2) and corresponds to the through groove (7), a clamping block (9) is arranged on the inner side of the fixing edge (8) and corresponds to the through groove (7), and the clamping block (9) is clamped with the inside of the through groove (7);

the battery body (1) is provided with a positive pole post (10) and a negative pole post (11) corresponding to the explosion-proof end cover (3), and the positive pole post (10) and the negative pole post (11) penetrate through the explosion-proof end cover (3).

2. An explosion-proof battery as defined in claim 1, wherein: the anti-explosion shell and the fixing plate (5) are both arranged in a titanium alloy structure, and heat dissipation holes are formed in the end face of the anti-explosion shell (2).

3. An explosion-proof battery as defined in claim 1, wherein: the heat-conducting column (12) is arranged in the interlayer (4) and corresponds to the outer wall of the battery body (1), and the tail end of the heat-conducting column (12) is arranged on the end face of the outer wall of the explosion-proof shell (2).

4. An explosion-proof battery as defined in claim 1, wherein: the installation plates (13) are integrally welded on two opposite sides of the bottom of the explosion-proof shell (2).

5. An explosion-proof battery as defined in claim 1, wherein: the outer wall of positive post (10) and negative pole post (11) adopts the helicitic texture setting, limit clamp (14) are installed to the terminal spiral of positive post (10) and negative pole post (11), the outside of limit clamp (14) is provided with insulating silica gel (15).

6. An explosion-proof battery as defined in claim 1, wherein: fixed limit (8) set up around the outside of explosion-proof housing (2), fixed limit (8) adopt the fixed plate setting of two sets of manganese copper structures, the end an organic whole of fixed limit (8) is provided with connecting plate (16), connecting plate (16) pass through adjusting bolt fixed connection.