CN210640307U

CN210640307U - Lithium ion battery utmost point post welding shockproof structure

Info

Publication number: CN210640307U
Application number: CN201921547139.2U
Authority: CN
Inventors: 徐东明
Original assignee: Shenzhen Weixingming Energy Technology Co ltd
Current assignee: Shenzhen Weixingming Energy Technology Co ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-05-29
Anticipated expiration: 2029-09-17

Abstract

The utility model provides a lithium ion battery post welding shockproof structure, which comprises a positive pole, a negative pole, a battery body, a base, a connecting sheet, a stud bolt, an installation cylinder, a shock absorption seat, a buffer plate, a buffer spring, a fixed shell and a clamping plate, wherein the positive pole is arranged inside the battery body, the negative pole is arranged inside the battery body, the base is arranged on the lower end surface of the battery body, the upper side of the battery body is provided with the fixed shell, the stud bolt is arranged inside the fixed shell, the clamping plate is arranged inside the fixed shell, the left end surface and the right end surface of the clamping plate are connected with the connecting sheet, the shock absorption seat is arranged inside the battery body, the buffer spring is arranged inside the shock absorption seat, the buffer plate is connected on the upper side of the buffer plate, the installation cylinder is connected on the upper side of the buffer plate, the shock absorption effect is good.

Description

Lithium ion battery utmost point post welding shockproof structure

Technical Field

The utility model relates to a lithium ion battery utmost point post welding shockproof structure belongs to lithium ion battery technical field.

Background

In recent years, with the increasing energy crisis and the global environmental problems, the development and application of new energy has become a global trend, and lithium ion power batteries using lithium iron phosphate as a positive electrode material are regarded as the best energy of new energy automobiles such as electric automobiles and hybrid electric automobiles, and the development momentum is rapid.

Among the prior art, current lithium ion battery utmost point post steadiness ability is relatively poor, and lithium ion battery includes that electric core and positive post and negative pole post welded mode lead and connect, can constantly produce vibrations at the car driving in-process, and the electric core that adopts the welding mode to lead and connect can have not hard up phenomenon of breaking away from with utmost point post, has brought latent potential safety hazard for the car use, has reduced the life of lithium cell, and the problem that the aforesaid appears is solved to the urgent need for a lithium ion battery utmost point post welding shockproof structure now.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a lithium ion battery utmost point post welding shockproof structure to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, fixed effectual, the shock attenuation effect is good.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a welding shockproof structure for a lithium ion battery pole column comprises a positive pole column, a negative pole column, a battery body, a base and a damping fixing mechanism, the battery body is internally provided with a positive pole column, the battery body is internally provided with a negative pole column, the lower end surface of the battery body is provided with a base, the battery body is internally provided with a damping fixing mechanism which comprises a connecting sheet, a stud bolt, an installation cylinder, a damping seat, a buffer plate, a buffer spring, a fixed shell and a clamping plate, a fixed shell is arranged on the upper side of the battery body, a stud bolt is arranged in the fixed shell, a clamping plate is arranged in the fixed shell, the left end face and the right end face of the clamping plate are connected with connecting sheets, a damping seat is arranged in the battery body, the damping seat is internally provided with a buffer spring, the upper side of the buffer spring is connected with a buffer plate, and the upper side of the buffer plate is connected with an installation cylinder.

Further, the damping seat, the buffer spring, the buffer plate and the installation cylinder are provided with two groups, the two groups of damping seats, the buffer spring, the buffer plate and the installation cylinder are distributed below the positive pole column and the negative pole column, and the specification of the installation cylinder is matched with the specification of the positive pole column and the specification of the negative pole column.

Furthermore, the clamping plates are arranged to be arc-shaped structures, the two arc-shaped clamping plates form a circular clamping plate, and the specification of the circular clamping plate is the same as that of the positive pole column and the negative pole column.

Furthermore, a connecting hole is formed in the connecting sheet, connecting holes are formed in the front end face and the rear end face of the fixing shell, the stud bolt is matched with the connecting holes, and fixing nuts are arranged on the front side and the rear side of the annular side face of the stud bolt.

Further, the buffer spring is set to be a buffer spring with high elasticity.

Furthermore, an insulating protection ring is arranged inside the clamping plate.

The utility model has the advantages that: the utility model discloses a lithium ion battery utmost point post welding shockproof structure, because of the utility model discloses added connection piece, stud, installation section of thick bamboo, shock pad, buffer board, buffer spring, set casing and grip block, this design can be fixed and take precautions against earthquakes battery utmost point post, has solved the fixed not good problem of shockproof effect of lithium ion battery utmost point post, has improved the utility model discloses a fixed effect of shock attenuation.

Because of the shock mount, buffer spring, buffer board and installation cylinder are provided with two sets ofly, two sets of shock mounts, buffer spring, buffer board and installation cylinder distribute in anodal post and negative pole post below, and installation cylinder specification and anodal post and negative pole post specification phase-match, this design does benefit to and adjusts utmost point post and negative pole post and carry out the shock attenuation, sets up to the arc structure because of the grip block, and two arc grip blocks constitute a circular grip block, and circular grip block specification is the same with anodal post and negative pole post specification, and this design is favorable to adjusting utmost point post and negative pole post and fixes, the utility model discloses rational in infrastructure, fixed effectual, the shock attenuation effect is good.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a lithium ion battery post welding shockproof structure of the present invention;

fig. 2 is a schematic structural view of a shock-absorbing fixing mechanism in a welding shockproof structure of a lithium ion battery post of the present invention;

fig. 3 is a top sectional view of the shock-absorbing fixing mechanism in the lithium ion battery post welding shockproof structure of the present invention;

in the figure: 1-positive pole column, 2-negative pole column, 3-battery body, 4-base, 5-damping fixing mechanism, 51-connecting piece, 52-stud bolt, 53-mounting cylinder, 54-damping seat, 55-buffer plate, 56-buffer spring, 57-fixing shell and 58-clamping plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a lithium ion battery utmost point post welding shockproof structure, includes anodal post 1, negative pole post 2, battery body 3, base 4 and shock attenuation fixed establishment 5, and battery body 3 is inside to be provided with anodal post 1, and battery body 3 is inside to be provided with negative pole post 2, and base 4 is installed to the terminal surface under the battery body 3, and battery body 3 is inside to be provided with shock attenuation fixed establishment 5.

Damping fixed establishment 5 includes connection piece 51, stud 52, installation section of thick bamboo 53, shock attenuation seat 54, buffer board 55, buffer spring 56, set casing 57 and

grip block

58, 3 upsides of battery body are provided with set casing 57, the inside stud 52 that is provided with of set casing 57, the inside grip block 58 that is provided with of set casing 57, the terminal surface is connected with connection piece 51 about grip block 58, the inside shock attenuation seat 54 that is provided with of battery body 3, the inside buffer spring 56 that is provided with of shock attenuation seat 54, buffer spring 56 upside is connected with buffer board 55, buffer board 55 upside is connected with installation section of thick bamboo 53, the fixed not good problem of shockproof effect of lithium ion battery utmost point post has been solved in this design.

Shock mount 54, buffer spring 56, buffer plate 55 and installation cylinder 53 are provided with two sets ofly, two sets of shock mounts 54, buffer spring 56, buffer plate 55 and installation cylinder 53 distribute in anodal post 1 and negative pole post 2 below, and installation cylinder 53 specification and anodal post 1 and the 2 specification phase-matchs of negative pole post, this design is favorable to just utmost point post 1 and negative pole post 2 to be cushioned, grip block 58 sets up to the arc structure, and two arc grip blocks 58 constitute a circular grip block 58, circular grip block 58 specification is the same with anodal post 1 and the 2 specifications of negative pole post, this design is favorable to fixing just utmost point post 1 and negative pole post 2.

Connecting sheet 51 is inside to be seted up the connecting hole, the connecting hole has been seted up to terminal surface around the set casing 57, stud 52 and connecting hole phase-match, both sides are provided with fixation nut around stud 52 annular side, this design has the fixed of doing benefit to the device, buffer spring 56 sets up to the great buffer spring 56 of elasticity, this design does benefit to and produces great elasticity, the inside insulating protection circle that is provided with of grip block 58, this design can prevent that grip block 58 from adjusting utmost point post 1 and negative pole post 2 well and causing the damage.

As an embodiment of the present invention: during the staff inserted installation section of thick bamboo 53 respectively with anodal post 1 and negative pole post 2, then with stud 52 through connection hole, make grip block 58 closely laminate with anodal post 1 and negative pole post 2, then use fixation nut to fix stud 52 and set casing 57 mutually, when anodal post 1 and negative pole post 2 received external force vibrations, anodal post 1 and negative pole post 2 extrude buffer board 55 downwards through installation section of thick bamboo 53, buffer board 55 extrudees buffer spring 56 downwards, buffer spring 56 compresses in shock attenuation seat 54 and produces elasticity, elasticity acts on with external vibrations mutually, improved the utility model discloses a fixed effect of shock attenuation.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a lithium ion battery utmost point post welding shockproof structure, includes anodal post, negative pole post, battery body, base and shock attenuation fixed establishment, its characterized in that: the battery comprises a battery body and is characterized in that a positive pole column is arranged in the battery body, a negative pole column is arranged in the battery body, a base is arranged on the lower end face of the battery body, and a damping fixing mechanism is arranged in the battery body;

the damping fixing mechanism comprises a connecting piece, a stud bolt, an installation cylinder, a damping seat, a buffer plate, a buffer spring, a fixing shell and a clamping plate, wherein the battery body is provided with the fixing shell, the stud bolt is arranged in the fixing shell, the clamping plate is arranged in the fixing shell, the connecting piece is connected with the left end face and the right end face of the clamping plate, the damping seat is arranged in the battery body, the buffer spring is arranged in the damping seat, the buffer plate is connected with the buffer spring, and the installation cylinder is connected with the upper side of the buffer plate.

2. The lithium ion battery post welding shockproof structure of claim 1, characterized in that: the damping seat, the buffer spring, the buffer plate and the installation cylinder are provided with two groups, the two groups of damping seats, the buffer spring, the buffer plate and the installation cylinder are distributed below the positive pole column and the negative pole column, and the specification of the installation cylinder is matched with the specification of the positive pole column and the specification of the negative pole column.

3. The lithium ion battery post welding shockproof structure of claim 1, characterized in that: the clamping plates are of arc structures, the two arc clamping plates form a circular clamping plate, and the specification of the circular clamping plate is the same as that of the positive pole column and the negative pole column.

4. The lithium ion battery post welding shockproof structure of claim 1, characterized in that: connecting holes are formed in the connecting pieces, connecting holes are formed in the front end face and the rear end face of the fixing shell, the stud bolts are matched with the connecting holes, and fixing nuts are arranged on the front side and the rear side of the annular side face of the stud bolts.

5. The lithium ion battery post welding shockproof structure of claim 1, characterized in that: the buffer spring is set to be a buffer spring with larger elasticity.

6. The lithium ion battery post welding shockproof structure of claim 1, characterized in that: and an insulating protective ring is arranged in the clamping plate.