CN207282589U - A kind of soft-package battery module - Google Patents
A kind of soft-package battery module Download PDFInfo
- Publication number
- CN207282589U CN207282589U CN201721359130.XU CN201721359130U CN207282589U CN 207282589 U CN207282589 U CN 207282589U CN 201721359130 U CN201721359130 U CN 201721359130U CN 207282589 U CN207282589 U CN 207282589U
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- Prior art keywords
- soft
- package battery
- card slot
- lug
- flexible connector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
Abstract
A kind of soft-package battery module, including multiple soft-package battery units and shell, soft-package battery unit includes two opposite polarity lugs, shell includes two end plates, two side plates, upper cover, upper bracket and connecting screw, soft-package battery unit is arranged in order inside the shell vertically, its lug is located at the upper end of soft-package battery unit, upper bracket is equipped with the corresponding card slot of lug with soft-package battery unit, conductive flexible connector is equipped with card slot, the original depth of flexible connector is more than the thickness of card slot, flexible connector is installed in card slot, it is compressed in a thickness direction, lug is pressed abd fixed in card slot by flexible connector, soft-package battery module further includes multiple copper bars being fixedly mounted with upper bracket.The utility model reduces difficulty of processing, improves security, and different series-parallel connection modes can be realized by adjusting the width of copper bar without being welded to lug.
Description
Technical field
Batteries of electric automobile technical field is the utility model is related to, more particularly to a kind of soft-package battery module.
Background technology
At present, in power battery industry development, soft-package battery has been obtained for being widely applied.Soft-package battery generally in
Flat, one end or opposite end have lug, and centre is certain thickness battery core.Soft-package battery generally use aluminum plastic film for
Battery core, is partially encapsulated in aluminum plastic film by shell using heat pressing process, and the soft-package battery center section after encapsulation has certain
Thickness, the up and down edge sealing with one fixed width.
The grouping method of common soft-package battery is that soft-package battery is placed in fixing bracket at present, then by soft-package battery
Lug be connected in series or in parallel by welding.For example the China of Application No. 201520943399.7 is specially
Profit discloses a kind of soft-package battery module, and the soft-package battery unit which provides includes Insulating frame to house and consolidate
Order body flexible-packed battery, Insulating frame are equipped with the connection sheet being secured to together, and connection sheet is stretched out from Insulating frame
Need to be welded and fixed with the two connection sheets respectively with two lugs with external electrical connections, battery.
Because the welding performance of cell polar ear is poor, welding difficulty is very big, complex process, and when welding is easily short-circuit, and welds
Level also directly influenced the performance of battery.In addition, the series and parallel of battery connect it is also relatively difficult.
The content of the invention
To solve the above problems, the utility model proposes a kind of soft-package battery module, the soft-package battery module is without right
Lug is welded, technique is simple, the series and parallel of battery easy to implement connects, and processing cost it is relatively low, processing security more
It is high.
The utility model is that technical solution is used by solving above-mentioned technical problem：
A kind of soft-package battery module, including multiple soft-package battery units and shell, the soft-package battery unit include two
A opposite polarity lug, the shell include two end plates, two side plates, upper cover, upper bracket and connecting screw；It is described
Soft-package battery unit be arranged in order vertically inside the shell, the lug of soft-package battery unit is located at the upper end of soft-package battery unit,
The soft-package battery unit is fixed together by the connecting screw；The upper bracket is fixedly connected on upper cover
Together, the upper bracket is equipped with the corresponding card slot of lug with soft-package battery unit, and conductive elasticity is equipped with card slot even
Fitting, the original depth of the flexible connector are more than the thickness of card slot, and flexible connector is installed in card slot, it is in thickness
Compressed on direction, the lug is pressed abd fixed in card slot by flexible connector；The flexible connector upper end is stretched out
Beyond card slot；The soft-package battery module further includes multiple copper bars being fixedly mounted with upper bracket, the copper bar and one
Or multiple flexible connector welding.
Further, the number of the card slot and the quantity of lug are identical, the position of card slot and the position of lug
Put one-to-one corresponding.
Yet further, the card slot is vertical bar hole
Further, the flexible connector is process by metal sheet, and metallic plate includes main body and left and right is right
The two side ends of title, after two side ends bending, corresponding left hand edge and right hand edge are in contact with metallic plate main body and form two arcs
Degree face.
Further, the position that the flexible connector stretches out card slot is the welding surface with one fixed width.
The beneficial effects of the utility model are mainly manifested in：1. the design crimped using flexible connector with lug,
So that without being welded to lug, difficulty of processing is greatly reduced, improves security performance；2. the design of upper bracket can be achieved
More and design is connected, different series-parallel connection modes are realized by adjusting the width of copper bar.
Brief description of the drawings
Fig. 1 is the structure chart of single soft-package battery unit.
Fig. 2 is the schematic perspective view of upper bracket.
Fig. 3 is the flexible connector of the utility model.
Fig. 4 is the partial sectional view that flexible connector is installed on lug in card slot.
Fig. 5 is the top view for the upper bracket being fixedly mounted with copper bar.
Fig. 6 is the stereogram of the soft-package battery module of the utility model.
Fig. 7 is the explosive view of soft-package battery module shown in Fig. 6.
Embodiment
In order to which the purpose of this utility model and advantage is more clearly understood, with reference to embodiments to the utility model into
Row is further described.It should be appreciated that specific embodiment described herein is not used in limit only to explain the utility model
Determine the utility model.
Illustrated with reference to Fig. 1-7 pairs of the present embodiment.
Soft-package battery module 100 as shown in Figure 6, including multiple soft-package battery units 1 and shell 2, shell 2 include two
21, two side plates 22 of end plates, upper cover 24, upper bracket 23 and connecting screw 3, end plates 21 are fixedly connected with side plate 22, are such as welded
Connect fixation.As shown in Figure 1, battery Unit 1 includes two opposite polarity lugs 11.As shown in Figure 6, Figure 7, soft-package battery unit
1 is sequentially arranged in shell 2 vertically, and the lug 11 of soft-package battery unit 1 is located at the upper end of soft-package battery unit 1.Connecting screw 3
Multiple soft-package battery units 1 are fixed together.
As shown in Figure 6, Figure 7, upper bracket 23 is fixed together with upper cover 24.As shown in Figure 2, Figure 4 shows, on upper bracket 23
Equipped with the corresponding card slot 231 of the lug 11 of soft-package battery unit 1, the elastic connection of conduction is designed with each card slot 231
Part 4.The original depth of flexible connector 4 be more than card slot 231 thickness, flexible connector 4 be installed on card slot 231 in after in thickness
Compressed on direction, lug 11 is pressed abd fixed in card slot 231 by flexible connector 4.
Card slot 231 in the present embodiment is identical with the quantity of lug 11, and position also corresponds.As shown in Figure 2, Figure 4 shows,
Card slot 231 is vertical bar hole.
Flexible connector 4 in the present embodiment is as shown in figure 3, the flexible connector 4 is process by metal sheet, metal
Plate includes main body 43 and symmetrical two side ends 41 and 42, corresponding left hand edge 411 and the right after two side ends 41,42 bendings
Edge 421 is in contact with metallic plate main body 43.In this way, two side ends form two radian faces so that flexible connector 4 is in thickness side
There is certain elasticity upwards.In addition to the present embodiment, flexible connector 4 can also be that other have necessarily in a thickness direction
The electrically conductive elastic original paper of elasticity.
The upper end of flexible connector 4 is stretched out beyond card slot 231, and the position that flexible connector 4 stretches out card slot 231 upwards is tool
There is the welding surface 44 of one fixed width.As shown in Fig. 3, Fig. 4, Fig. 5, flexible connector 4 stretches out after card slot 231 along upper bracket upwards
23 top surface extends to form welding surface 44.
Soft-package battery module 100 further includes multiple copper bars 6 being fixedly mounted with upper bracket 23, copper bar 6 and one or more
Flexible connector 4 is welded and fixed.The utility model structure can be realized more and connect design, be realized by adjusting the width of copper bar 6
Different series-parallel connection modes.As shown in figure 5, the copper bar 61 in the present embodiment is connected to two flexible connectors, copper bar 62
Three flexible connectors are connected to, copper bar 63 is connected to 6 flexible connectors.Technical solutions of the utility model are not limited to this implementation
Example, can be adjusted the width and quantity of copper bar according to the requirement specifically gone here and there and connected.
This programme is different from the scheme provided in documents：1. flexible connector is crimped to be formed with lug and is electrically connected, make
Obtaining the assembling of soft-package battery module directly need not weld lug, greatly reduce difficulty of processing, improve security performance,
And extend the service life of battery；2. the design of upper bracket is so that the lug of battery can be realized more and connect design, by adjusting copper
The width of row can realize different series-parallel connection modes.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (5)
1. a kind of soft-package battery module, including multiple soft-package battery units and shell, the soft-package battery unit includes two
Opposite polarity lug, the shell include two end plates, two side plates, upper cover, upper bracket and connecting screw, its feature
It is：The soft-package battery unit is arranged in order inside the shell vertically, and the lug of soft-package battery unit is located at soft-package battery list
The soft-package battery unit is fixed together by the upper end of member, the connecting screw；The upper bracket and upper cover
It is fixed together, the upper bracket is equipped with the corresponding card slot of lug with soft-package battery unit, is equipped with and leads in card slot
The flexible connector of electricity, the original depth of the flexible connector are more than the thickness of card slot, and flexible connector is installed on card slot
Interior, it is compressed in a thickness direction, and the lug is pressed abd fixed in card slot by flexible connector；The elastic connection
Part upper end is stretched out beyond card slot；The soft-package battery module further includes multiple copper bars being fixedly mounted with upper bracket, described
Copper bar is welded with one or more flexible connectors.
2. soft-package battery module as claimed in claim 1, it is characterised in that：The card slot is identical with the quantity of lug, institute
The position for the card slot stated and the position of lug correspond.
3. soft-package battery module as claimed in claim 2, it is characterised in that：The card slot is vertical bar hole.
4. soft-package battery module as claimed in claim 3, it is characterised in that：The flexible connector is processed by metal sheet
Forming, metallic plate includes main body and symmetrical two side ends, after two side ends bending, corresponding left hand edge and right hand edge and gold
Category plate main body, which is in contact, forms two radian faces.
5. the soft-package battery module as described in claim 3 or 4, it is characterised in that：The flexible connector stretches out card slot
Position is the welding surface with one fixed width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359130.XU CN207282589U (en) | 2017-10-20 | 2017-10-20 | A kind of soft-package battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359130.XU CN207282589U (en) | 2017-10-20 | 2017-10-20 | A kind of soft-package battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207282589U true CN207282589U (en) | 2018-04-27 |
Family
ID=61979842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721359130.XU Active CN207282589U (en) | 2017-10-20 | 2017-10-20 | A kind of soft-package battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207282589U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109192916A (en) * | 2018-09-14 | 2019-01-11 | 骆驼集团武汉光谷研发中心有限公司 | Universal soft-package battery mould group |
| CN111192986A (en) * | 2019-12-27 | 2020-05-22 | 深圳市科陆电子科技股份有限公司 | Battery module for energy storage system |
| CN111933852A (en) * | 2020-08-12 | 2020-11-13 | 领航博创新能源电池技术研究院(北京)有限公司 | Large-scale soft package battery module, assembly method, power battery and electric vehicle |
-
2017
- 2017-10-20 CN CN201721359130.XU patent/CN207282589U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109192916A (en) * | 2018-09-14 | 2019-01-11 | 骆驼集团武汉光谷研发中心有限公司 | Universal soft-package battery mould group |
| CN109192916B (en) * | 2018-09-14 | 2024-02-02 | 骆驼集团武汉光谷研发中心有限公司 | Universal soft package battery module |
| CN111192986A (en) * | 2019-12-27 | 2020-05-22 | 深圳市科陆电子科技股份有限公司 | Battery module for energy storage system |
| CN111933852A (en) * | 2020-08-12 | 2020-11-13 | 领航博创新能源电池技术研究院(北京)有限公司 | Large-scale soft package battery module, assembly method, power battery and electric vehicle |
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