CN210224151U

CN210224151U - Lithium battery module that practicality is strong

Info

Publication number: CN210224151U
Application number: CN201921646237.1U
Authority: CN
Inventors: Bin Liu; 刘彬; Shiming Li; 李世明; Junfeng Mu; 穆骏峰; Qiupeng Xu; 徐秋鹏
Original assignee: Jiangxi Special Automobile Technology Co Ltd
Current assignee: Jiangxi Special Automobile Technology Co Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-03-31
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a lithium battery module that practicality is strong, including lithium cell main part and protective housing, lithium cell main part fixed mounting is in protective housing's inside, fixedly connected with is used for installing protective housing in the inside fixed plate of new energy automobile on protective housing's the outer wall, lithium cell main part includes lithium iron electricity chip, series connection aluminium row, stationary blade and signal acquisition board, lithium iron electricity chip is provided with and is not less than ten groups. The utility model discloses a set up the aluminium row of establishing ties into AL6063T5 series connection aluminium row, strengthened the intensity and the toughness of aluminium row of establishing ties, all set up first insulation protection board, second insulation protection board and upper insulation cover plate into ABS composite insulation board, promote and decide the effect to replace current ternary electricity core through indisputable lithium electricity chip, effectual saving cost can satisfy the security of current electric automobile to the battery module and manufacturing cost's requirement, be favorable to producing and applying extensively.

Description

Lithium battery module that practicality is strong

Technical Field

The utility model relates to a new energy automobile lithium cell module technical field specifically is a lithium cell module that practicality is strong.

Background

New energy automobile power mainly provides the main energy by battery system, and whole battery system is established ties by a plurality of battery module and is constituteed, and the battery module is electric automobile battery system's core component, and the battery module is exactly by a plurality of battery cell series-parallel connection, for guaranteeing power battery cell overall structure's stability, security and good thermal diffusivity, generally with the stable structure group of a plurality of curb plates and a plurality of end plates and insulating cover parcel formation.

At present, due to the fact that an EV ternary battery module has a standard VDA size, the design and production are standardized, the aging is achieved, the cost of the module PACK is transparent, and no cost can be used for saving space; the lithium iron battery module which is used in consideration of cost reduction needs is not designed in a unified standard size, and the module design maturity is not high, so that a lithium battery module with high practicability is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell module that practicality is strong, simple structure, safe and reliable to the outward appearance is pleasing to the eye, the commonality is good, can show reduction in manufacturing cost, can satisfy current electric automobile to the security of battery module and manufacturing cost's requirement, is favorable to producing the application extensively, has the significance of important production practice, with the problem of proposing in solving above-mentioned background art.

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

a lithium battery module with high practicability comprises a lithium battery main body and a protective shell, wherein the lithium battery main body is fixedly arranged inside the protective shell, and a fixing plate used for installing the protective shell inside a new energy automobile is fixedly connected to the outer wall of the protective shell;

the lithium battery comprises a lithium iron electric chip, series aluminum rows, fixing pieces and a signal acquisition board, wherein the lithium iron electric chip is provided with not less than ten groups, the lithium iron electric chip is locked and fixed through the fixing pieces and is connected in series through the series aluminum rows, the signal acquisition board is electrically connected to the output end of the lithium battery main body, and the signal acquisition board is positioned at the upper end of the lithium battery main body;

the protective housing comprises two groups of symmetrical first insulation protection plates, two groups of symmetrical second insulation protection plates and an upper insulation cover plate, the fixing plate is fixedly connected to one side of each second insulation protection plate, and the upper insulation cover plate is fixedly connected to the upper end of each first insulation protection plate.

Preferably, the first insulating protection plate, the second insulating protection plate and the upper insulating cover plate are all set to be an ABS composite insulating plate.

Preferably, be provided with the rubber gasket that is used for reserving lithium iron electricity chip and rises drum space on the lateral wall of lithium iron electricity chip, the rubber gasket sets up to elastic rubber gasket.

Preferably, the side wall of the fixing plate is respectively provided with a module electric connection protection seat and an electric connection insulation protection cover, and the module electric connection protection seat and the electric connection insulation protection cover are respectively arranged as a polybutylene terephthalate protection seat and a polybutylene terephthalate protection cover.

Preferably, a rubber strip for increasing the friction force between the second insulating protection plate and the fixing plate is arranged on the side wall of the second insulating protection plate.

Preferably, the series aluminum row is arranged as an AL6063T5 series aluminum row.

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

1. the utility model discloses a set up the aluminium row of establishing ties into AL6063T5 series connection aluminium row, strengthened the intensity and the toughness of aluminium row of establishing ties, all set up first insulation protection board, second insulation protection board and upper insulation cover plate into ABS composite insulation board, promote and decide the effect to replace current ternary electricity core through indisputable lithium electricity chip, effectual saving cost can satisfy the security of current electric automobile to the battery module and manufacturing cost's requirement, be favorable to producing and applying extensively.

Drawings

Fig. 1 is an exploded schematic view of the present invention;

fig. 2 is a schematic structural diagram of a main body of a lithium battery of the present invention;

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

In the figure: 1. a lithium battery main body; 2. a protective housing; 3. a fixing plate; 4. a lithium iron electric chip; 5. connecting aluminum bars in series; 6. a fixing sheet; 7. a signal acquisition board; 8. a first insulating protection plate; 9. a second insulating protective plate; 10. an upper insulating cover plate; 11. a rubber gasket; 12. the module is electrically connected with the protective seat; 13. electrically connecting the insulation protective cover; 14. a rubber strip.

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, the present invention provides a technical solution: the lithium battery module with high practicability comprises a lithium battery main body 1 and a protective shell 2, wherein the lithium battery main body 1 is fixedly installed inside the protective shell 2, a fixing plate 3 used for installing the protective shell 2 inside a new energy automobile is fixedly connected to the outer wall of the protective shell 2, a module electric connection protective seat 12 and an electric connection insulating protective cover 13 are respectively arranged on the side wall of the fixing plate 3, and the module electric connection protective seat 12 and the electric connection insulating protective cover 13 are respectively arranged as a polybutylene terephthalate protective seat and a polybutylene terephthalate protective cover;

the lithium battery main body 1 comprises a lithium iron electric chip 4, a series aluminum row 5, a fixing piece 6 and a signal acquisition board 7, wherein the lithium iron electric chip 4 is provided with at least ten groups, a rubber gasket 11 for reserving a swelling space of the lithium iron electric chip 4 is arranged on the side wall of the lithium iron electric chip 4, the rubber gasket 11 is arranged into an elastic rubber gasket, the lithium iron electric chip 4 is locked and fixed through the fixing piece 6, the lithium iron electric chip 4 is connected in series through the series aluminum row 5, the series aluminum row 5 is arranged into an AL6063T5 series aluminum row, the signal acquisition board 7 is electrically connected with the output end of the lithium battery main body 1, and the signal acquisition board 7 is positioned at the upper end of the lithium battery;

the protective housing 2 includes the first insulation protection board 8 that two sets of symmetries set up, the second insulation protection board 9 and the upper insulation apron 10 that two sets of symmetries set up, and first insulation protection board 8, second insulation protection board 9 and upper insulation apron 10 all set up to ABS composite insulation board, fixed plate 3 fixed connection is in one side of second insulation protection board 9, and be provided with the rubber strip 14 that is used for increasing frictional force between second insulation protection board 9 and the fixed plate 3 on the lateral wall of second insulation protection board 9, upper insulation apron 10 fixed connection is in the upper end of first insulation protection board 8.

The working principle is as follows: the utility model discloses a set up series connection aluminium row 5 into AL6063T5 series connection aluminium row, strengthened series connection aluminium row 5's intensity and toughness, with first insulation protection board 8, second insulation protection board 9 and last insulation cover board 10 all set up to ABS composite insulation board, promote the effect of deciding to select, and replace current ternary electricity core through indisputable lithium electricity chip 4, effectual saving cost, can satisfy the security of current electric automobile to the battery module and manufacturing cost's requirement, be favorable to producing widely and using.

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. The utility model provides a lithium battery module that practicality is strong, includes lithium cell main part (1) and protective housing (2), its characterized in that: the lithium battery main body (1) is fixedly arranged inside the protective shell (2), and a fixing plate (3) for installing the protective shell (2) inside a new energy automobile is fixedly connected to the outer wall of the protective shell (2);

the lithium battery main body (1) comprises lithium iron electric chips (4), series aluminum bars (5), fixing pieces (6) and signal acquisition plates (7), wherein the lithium iron electric chips (4) are not lower than ten groups, the lithium iron electric chips (4) are locked and fixed through the fixing pieces (6), the lithium iron electric chips (4) are connected in series through the series aluminum bars (5), the signal acquisition plates (7) are electrically connected to the output end of the lithium battery main body (1), and the signal acquisition plates (7) are located at the upper end of the lithium battery main body (1);

protective housing (2) is including first insulation protection board (8) that two sets of symmetries set up, second insulation protection board (9) and upper insulation apron (10) that two sets of symmetries set up, fixed plate (3) fixed connection is in one side of second insulation protection board (9), upper insulation apron (10) fixed connection is in the upper end of first insulation protection board (8).

2. The lithium battery module with high practicability as claimed in claim 1, is characterized in that: the first insulating protection plate (8), the second insulating protection plate (9) and the upper insulating cover plate (10) are all set to be ABS composite insulating plates.

3. The lithium battery module with high practicability as claimed in claim 1, is characterized in that: be provided with on the lateral wall of lithium iron electricity chip (4) and be used for reserving lithium iron electricity chip (4) and expand rubber gasket (11) in drum space, rubber gasket (11) set up to elastic rubber gasket.

4. The lithium battery module with high practicability as claimed in claim 1, is characterized in that: the side wall of the fixing plate (3) is respectively provided with a module electric connection protection seat (12) and an electric connection insulation protection cover (13), and the module electric connection protection seat (12) and the electric connection insulation protection cover (13) are respectively arranged as a polybutylene terephthalate protection seat and a polybutylene terephthalate protection cover.

5. The lithium battery module with high practicability as claimed in claim 1, is characterized in that: and a rubber strip (14) for increasing the friction force between the second insulating protection plate (9) and the fixing plate (3) is arranged on the side wall of the second insulating protection plate (9).

6. The lithium battery module with high practicability as claimed in claim 1, is characterized in that: the series aluminum row (5) is arranged as an AL6063T5 series aluminum row.