CN213936459U

CN213936459U - Laminate polymer battery module of high security performance

Info

Publication number: CN213936459U
Application number: CN202023282050.3U
Authority: CN
Inventors: 李希军; 张新河; 魏庆华; 安贵全; 杨俊勇; 郭亮
Original assignee: Guangdong Green Saifu Energy Technology Research Institute Co ltd; Henan Chengtuo Renewable Resources Utilization Research Institute Co ltd; Guangdong Green Saifu Energy Technology Co ltd
Current assignee: Guangdong Green Saifu Energy Technology Research Institute Co ltd; Henan Chengtuo Renewable Resources Utilization Research Institute Co ltd; Guangdong Green Saifu Energy Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-10
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a high security performance soft-packaged battery module, it includes soft-packaged module main part, soft-packaged module main part includes a plurality of electric core units that transversely pile up side by side in proper order and be the perpendicular setting and a plurality of busbar pieces that set up in electric core unit top, each electric core unit is provided with the electric core support and at least two soft-packaged electric core of perpendicular setting, two soft-packaged electric core inlay the left and right sides at the electric core support respectively; the middle part shaping of busbar piece has a plurality of linking arms that converge, each the upper portion of soft-packaged electrical core is provided with about the anodal utmost point ear and the negative pole utmost point ear of distribution, anodal utmost point ear and negative pole utmost point ear respectively the electric core support of suddenly stretching out and buckle respectively and compress tightly in the linking arm that converges that corresponds of the busbar piece to realize soft-packaged electrical core and the linking arm conductive contact that converges. The utility model discloses can effectively avoid the condition because of the improper condition that takes place the short circuit in the assembling process, improve the security and the life of battery module.

Description

Laminate polymer battery module of high security performance

Technical Field

The utility model belongs to the technical field of the battery module technique and specifically relates to a laminate polymer battery module of high security performance is related to.

Background

The laminate polymer battery module generally is provided with a plurality of electric core units that transversely pile up side by side in proper order and be perpendicular setting, and electric core unit includes laminate polymer core and is used for installing laminate polymer core's electric core support. Traditional laminate polymer battery module is through with laminate polymer core fixed mounting behind electric core support, laminate polymer core then stretch out electric core support perpendicularly suddenly, pile up the completion back at a plurality of electric core units, weld the utmost point ear of walking the line mode with laminate polymer core according to certain order through the welding and realize electric connection, such processing method is because of the condition of the emergence short circuit of misoperation easily, and its security performance is low, consequently is necessary to improve.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art existence, the utility model aims at providing a laminate polymer battery module of high security performance avoids improving the security and the life of battery module because of the improper condition of taking place the short circuit in the assembling process, and simplifies the assembly process of battery module, improves production efficiency.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a high-safety-performance soft package battery module comprises a soft package module main body, wherein the soft package module main body comprises a plurality of vertically arranged battery cell units which are sequentially and transversely stacked side by side and a plurality of busbar sheets arranged above the battery cell units, each battery cell unit is provided with a vertically arranged battery cell support and at least two soft package battery cells, and the two soft package battery cells are respectively embedded on the left side and the right side of the battery cell support;

the middle part shaping of busbar piece has a plurality of linking arms that converge, each the upper portion of soft-packaged electrical core is provided with about the anodal utmost point ear and the negative pole utmost point ear of distribution, anodal utmost point ear and negative pole utmost point ear respectively the electric core support of suddenly stretching out and buckle respectively and compress tightly in the linking arm that converges that corresponds of the busbar piece to realize soft-packaged electrical core and the linking arm conductive contact that converges.

In a further technical scheme, threaded mounting holes are formed in the upper portion of each battery cell support, a plurality of support positioning holes which are respectively matched with the threaded mounting holes are formed in the left side and the right side of each bus bar piece, and the bus bar pieces are simultaneously locked with the battery cell supports through screws.

In a further technical scheme, in every electric core unit, two soft-packaged electric cores are parallelly connected each other, form a soft-packaged electric core group, and in two adjacent electric core units, the soft-packaged electric core group that two electric core units correspond is established ties each other or is parallelly connected.

In a further technical scheme, two lug partitions arranged on the left and right sides are formed on the upper portion of the battery cell support, and when two adjacent battery cell units are connected in series, at least one lug partition of the battery cell support is inserted with an insulating sheet.

In the further technical scheme, the left and right sides of soft package module main part is provided with the fixed panel beating of a module respectively, is provided with insulating side end plate between the fixed panel beating of each module and the soft package module main part, and the left and right sides of soft package module main part is provided with anodal guide plate and negative pole guide plate respectively, and the outside of the fixed panel beating of module is all stretched out suddenly to anodal guide plate and negative pole guide plate, is connected with insulating post mould between anodal guide plate and the fixed panel beating of negative pole guide plate and the module that corresponds.

After the structure is adopted, compared with the prior art, the utility model the advantage that has is:

the utility model discloses buckle respectively with the anodal utmost point ear of soft-packaged electrical core and negative pole utmost point ear and compress tightly in the linking arm that converges that corresponds of the busbar piece that corresponds to realize soft-packaged electrical core and the linking arm conductive contact that converges, it adopts formula utmost point ear directly for prior art, avoids improving the security and the life of battery module because of the condition of improper emergence short circuit in the equipment process. Secondly, adopt the busbar piece to realize electric connection between a plurality of electric core units, it adopts the welding to walk the line mode reality electric core unit for prior art and establishes ties or parallelly connected, has simplified a plurality of electric core units greatly and has piled up the assembly degree of difficulty, shortens battery module production cycle, and secondly, such assembly structure location is accurate, need not converge with the help of other tool welding in the actual production, reduces process steps.

Drawings

The present invention will be further explained with reference to the drawings and examples.

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

FIG. 2 is a schematic view of a partial structure of a soft package module main body;

fig. 3 is a schematic structural diagram of a soft-package battery cell;

fig. 4 is an enlarged schematic view of the structure at a in fig. 1.

Detailed Description

The following are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 4, the utility model provides a high-safety soft-package battery module, which comprises a soft-package module main body 1, wherein the soft-package module main body 1 comprises a plurality of cell units 10 which are sequentially and transversely stacked side by side and are vertically arranged, and a plurality of busbar pieces 11 arranged above the cell units 10, each cell unit 10 is provided with a vertically arranged cell support 100 and at least two soft-package cells 101, and the two soft-package cells 101 are respectively embedded at the left side and the right side of the cell support 100; the middle part shaping of busbar piece 11 has a plurality of linking arms 110 that converge, each the upper portion of laminate polymer core 101 is provided with about the distribution anodal utmost point ear 1010 and negative pole utmost point ear 1011, anodal utmost point ear 1010 and negative pole utmost point ear 1011 are stretched out electric core support 100 respectively suddenly and are buckled respectively and compress tightly in the linking arm 110 that converges that corresponds of the correspondence of corresponding busbar piece 11 to realize laminate polymer core 101 and the linking arm 110 conductive contact that converges, it adopts formula utmost point ear for prior art, avoid the condition of taking place the short circuit because of misoperation in the assembling process, improve the security and the life of battery module. Secondly, adopt busbar piece 11 to realize electric connection between a plurality of electric core units 10, it adopts the welding to walk the line mode reality electric core unit 10 and establishes ties or parallelly connected for prior art, has simplified a plurality of electric core units 10 greatly and has piled up the assembly degree of difficulty, shortens battery module production cycle, and secondly, such assembly structure location is accurate, need not converge with the help of other tool welding in the actual production, reduces process steps.

In a further technical scheme, threaded mounting hole 1000 has been seted up on the upper portion of each electric core support 100, a plurality of support locating holes 111 that set up with each threaded mounting hole 1000 involuntarily respectively have been seted up to the left and right sides of each busbar piece 11, busbar piece 11 passes through a plurality of electric core supports 100 of screw locking simultaneously, its dismouting is convenient, improve packaging efficiency, can also freely realize through the busbar piece that it is series connection or parallelly connected between each electric core unit in the practical application, in order to satisfy different power production standards.

Specifically, in each cell unit 10, two soft-package battery cells 101 are connected in parallel to form a soft-package battery core group, and in two adjacent cell units 10, the soft-package battery core groups corresponding to the two cell units 10 are connected in series or in parallel.

Two utmost point ear subregion that set up about electric core support 100's upper portion shaping has, when two adjacent electric core unit 10 establish ties, at least one utmost point ear subregion of electric core support 100 is pegged graft and is had insulating piece 103, in the practical application, lock behind multiunit electric core unit 10 at each busbar piece 11, insert electric core support 1 with insulating piece 103 again, in order to reach the purpose of safe operation, further improve battery module security performance, for the welding line mode of walking, such structure is compacter, space utilization is high, and it is more convenient to assemble.

In the further technical scheme, the left and right sides of soft package module main part 1 is provided with the fixed panel beating 2 of a module respectively, be provided with insulating side end plate 4 between the fixed panel beating 2 of each module and the soft package module main part 1, the left and right sides of soft package module main part 1 is provided with anodal guide plate 12 and negative pole guide plate 13 respectively, anodal guide plate 12 and negative pole guide plate 13 all stretch out the outside of the fixed panel beating 2 of module suddenly, be connected with insulating post mould 14 between anodal guide plate 12 and negative pole guide plate 13 and the fixed panel beating 2 of the module that corresponds, prevent that improper operation anodal guide plate 12 and/or negative pole guide plate 13 from switching on the fixed panel beating 2 of module, further improve battery module security performance, insulating post mould 14 can strengthen the steadiness between the fixed panel beating 2 of module and the soft package module main part 1 simultaneously.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a laminate polymer battery module of high security performance which characterized in that: the battery cell structure comprises a soft-package module main body (1), wherein the soft-package module main body (1) comprises a plurality of battery cell units (10) which are sequentially and transversely stacked side by side and are vertically arranged and a plurality of busbar pieces (11) arranged above the battery cell units (10), each battery cell unit (10) is provided with a vertically arranged battery cell support (100) and at least two soft-package battery cells (101), and the two soft-package battery cells (101) are respectively embedded on the left side and the right side of the battery cell support (100);

the middle part shaping of busbar piece (11) has a plurality of linking arms that converge (110), each the upper portion of soft-packaged electrical core (101) is provided with about the distribution anodal utmost point ear (1010) and negative pole utmost point ear (1011), anodal utmost point ear (1010) and negative pole utmost point ear (1011) are stretched out electric core support (100) and are buckled respectively and compress tightly linking arm (110) that converge in the correspondence of corresponding busbar piece (11) to realize soft-packaged electrical core (101) and linking arm (110) conductive contact that converges.

2. The high-safety soft package battery module according to claim 1, characterized in that: threaded mounting holes (1000) are formed in the upper portion of each battery cell support (100), a plurality of support positioning holes (111) which are respectively matched with the threaded mounting holes (1000) and are formed in the left side and the right side of each bus bar piece (11), and the bus bar pieces (11) are used for simultaneously locking the battery cell supports (100) through screws.

3. The high-safety soft package battery module according to claim 1, characterized in that: in every electric core unit (10), two soft-packaged electric core (101) are parallelly connected each other, form a soft-packaged electric core group, and in two adjacent electric core units (10), the soft-packaged electric core group that two electric core units (10) correspond is established ties each other or is parallelly connected.

4. The high-safety soft package battery module according to claim 3, wherein: two utmost point ear subregion that set up about the upper portion shaping of electric core support (100), when two adjacent electric core units (10) are established ties, at least one utmost point ear subregion of electric core support (100) is pegged graft and is had insulating piece (103).

5. The high-safety soft package battery module according to claim 1, characterized in that: the left and right sides of soft package module main part (1) is provided with the fixed panel beating of a module (2) respectively, be provided with insulating side end plate (4) between the fixed panel beating of each module (2) and soft package module main part (1), the left and right sides of soft package module main part (1) is provided with anodal guide plate (12) and negative pole guide plate (13) respectively, the outside of the fixed panel beating of module (2) is all stretched out suddenly in anodal guide plate (12) and negative pole guide plate (13), be connected with insulating post mould (14) between anodal guide plate (12) and negative pole guide plate (13) and the fixed panel beating of module (2) that correspond.