CN209282291U - A kind of no-welding battery module - Google Patents
A kind of no-welding battery module Download PDFInfo
- Publication number
- CN209282291U CN209282291U CN201920040153.7U CN201920040153U CN209282291U CN 209282291 U CN209282291 U CN 209282291U CN 201920040153 U CN201920040153 U CN 201920040153U CN 209282291 U CN209282291 U CN 209282291U
- Authority
- CN
- China
- Prior art keywords
- battery
- battery case
- confluence
- spring plate
- fixedly installed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052802 copper Inorganic materials 0.000 claims abstract description 5
- 239000010949 copper Substances 0.000 claims abstract description 5
- 238000004070 electrodeposition Methods 0.000 claims abstract description 4
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to battery module production technical fields; specifically a kind of no-welding battery module; including battery case, battery pack and protection board; the both ends of the battery pack are fixedly installed the conductive sheet for being electrically connected battery cell respectively; setting series connection copper bar between the conductive sheet; the protection board is fixedly installed on the side of battery case, and the conductive sheet is spring-piece type confluence piece, and the spring-piece type confluence piece includes confluence elastic slice interconnected；The position of the confluence elastic slice is corresponded with the electrode position at battery cell both ends, the confluence elastic slice includes spring plate and cushion block, the spring plate is fixedly installed on the inside of battery case upper and lower cover, spring plate centre protrusion is provided with elastic bumps, cushion block is fixedly installed on the spring plate of the elastic bumps periphery, the no-welding battery module of the utility model has the advantages that realize single battery replacement, reduces battery module maintenance cost, improves battery module production efficiency.
Description
Technical field
The utility model relates to battery module production technical field, specifically a kind of no-welding battery module.
Background technique
It, can be direct after battery module refers to battery cell via the merging of series-parallel system group plus protection circuit plate and shell
The assembly of electric energy is provided, currently, multiple battery cell groups are merged into the series-parallel operation of row, mostly uses traditional conduction greatly
Piece, welding battery connection type, this connection type brings various disadvantages, such as the extremely difficult replacement of battery cell, because of conductive sheet
It is connected by welding with battery electrode, battery cell can hardly realize independent replacement, increase the dimension of battery module
Accomplish this, the ladder utilization rate of battery is lower, and multiple battery cells are welded, and increases production difficulty, battery module
Production efficiency it is relatively low.
Utility model content
The goal of the invention of the utility model is to overcome defect described in background technique, to realize that one kind can be real
Existing single battery replacement, the no-welding battery module for reducing battery module maintenance cost, improving battery module production efficiency.
For achieving the above object, the technical solution of the utility model is: a kind of no-welding battery module, including battery
Box, battery pack and protection board, the battery case include battery case upper and lower cover, and the battery case upper and lower cover passes through appended claims
Fixed, the battery pack is located at battery inside, and the both ends of the battery pack are fixedly installed respectively is electrically connected battery cell
Conductive sheet, setting series connection copper bar, the protection board are fixedly installed on the side of battery case, and protection board between the conductive sheet
On be provided with positive and negative terminal, the positive and negative terminal is electrically connected with total anode of battery pack and total negative terminal respectively, the conductive sheet
For spring-piece type confluence piece, the spring-piece type confluence piece includes confluence elastic slice interconnected；It is described confluence elastic slice position with
The electrode position at battery cell both ends corresponds, and the confluence elastic slice includes spring plate and cushion block, and the spring plate fixation is set
It is placed on the inside of battery case upper and lower cover, the spring plate centre is provided with elastic bumps, the elastic slice of the elastic bumps periphery
Cushion block is fixedly installed on body, the thickness of the cushion block is less than the height of projection of elastic bumps；The battery case upper and lower cover passes through tight
When firmware is locked, elastic bumps and battery set electrode are in close contact and occur flexible deformation, contact battery set electrode with cushion block.
It as the optimal technical scheme of the utility model, is fixedly connected, is led to by screw between the battery case upper and lower cover
Battery box cover, battery case lower cover formation enveloping solid are crossed, is locked by screw, and the seam crossing of battery case upper and lower cover carries out
Waterproof sealing processing, for example, gluing or installation sealing strip so that battery module have good dustproof and waterproof performance, it can be achieved that
Battery module is directly used in external elements.
As the optimal technical scheme of the utility model, spring plate is fixedly installed on battery case upper and lower cover by double-sided adhesive
Inside, double-sided adhesive is low in cost, and non-conductive, can guarantee cell safety under the premise of low in cost.
The no-welding battery module of the utility model the utility model has the advantages that
1. the no-welding battery module of the utility model, battery pack realizes electrical connection by the bullet shape structure of confluence elastic slice,
The connection type for changing traditional conductive sheet, welding battery improves the production efficiency of module, realizes battery in battery module
The replacement of monomer, reduces maintenance cost, enhances battery ladder usability.
2. the no-welding battery module of the utility model, when battery case is locked, flexible deformation, battery pack occur for elastic bumps
Electrode contacted with cushion block, and be attached with battery case upper and lower cover, this structure guarantees that elastic bumps are unlikely when module is locked
In generation excessive deformation, and guarantee that confluence elastic slice does not play the weight support of battery pack, avoids the elastic construction of confluence elastic slice
Fatigue failure.
3. the no-welding battery module of the utility model forms enveloping solid by battery box cover, battery case lower cover, and to it
The processing of junction waterproof sealing so that battery module there is good dustproof and waterproof performance, it can be achieved that battery module it is external from
Right environment directly uses.
Detailed description of the invention
Fig. 1 is the external structure schematic diagram of the no-welding battery module of the utility model；
Fig. 2 is the configuration schematic diagram of the no-welding battery module of the utility model；
Fig. 3 is the structural schematic diagram of confluence elastic slice；
Fig. 4 is the fit structure schematic diagram of confluence elastic slice and battery cell.
In figure: 1- battery case, 101- battery box cover, 102- battery case lower cover, 2- battery pack, 201- battery cell, 3-
Protection board, 4- series connection copper bar, 5- spring-piece type confluence piece, 6- confluence elastic slice, 601- spring plate, 602- cushion block, 603- elastic bumps,
7- screw, 8- double-sided adhesive.
Specific embodiment
The no-welding battery module of the utility model is done more in detail with reference to the accompanying drawing and by specific embodiment
Thin description.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Embodiment 1:
The no-welding battery module of the utility model, including battery case 1, battery pack 2 and protection board 3, the battery case packet
Battery case upper and lower cover 101,102 is included, the battery case upper and lower cover 101,102 is fixedly connected by the cooperation of screw 7, the battery
Group 2 is located inside battery case 1, and the both ends of the battery pack 2 are fixedly installed the conduction for being electrically connected battery cell 201 respectively
Piece, setting series connection copper bar 4, the protection board 3 are fixedly installed on the side of battery case 1 between the conductive sheet, and on protection board 3
It is provided with positive and negative terminal, the positive and negative terminal is electrically connected with total anode of battery pack 2 and total negative terminal respectively, and the conductive sheet is
Spring-piece type confluence piece 5, the spring-piece type confluence piece 5 includes confluence elastic slice 6 interconnected；The position of the confluence elastic slice 6 is equal
It is corresponded with the electrode position at 201 both ends of battery cell, the confluence elastic slice 6 includes spring plate 601 and cushion block 602, described
Spring plate 601 is fixedly installed on 101,102 inside of battery case upper and lower cover, and the 601 centre protrusion of spring plate is provided with bullet
Property protrusion 603, cushion block 602 is fixedly installed on the spring plate 601 of 603 periphery of the elastic bumps, the thickness of the cushion block 602 is small
In the height of projection of elastic bumps 603；When the battery case upper and lower cover 101,102 is locked by fastener, elastic bumps 603
Flexible deformation is contacted and occurred with 2 electrode seal of battery pack, contacts 2 electrode of battery pack with cushion block 602.
It is fixedly connected between the battery case upper and lower cover 101,102 by screw 7, passes through battery box cover 101, battery
Box lower cover 102 forms enveloping solid, is locked by screw 7, and the seam crossing of battery case upper and lower cover 101,102 carries out gluing and prevents
Water-stop, so that battery module has good dustproof and waterproof performance, it can be achieved that battery module directly makes in external elements
With.
The spring plate 601 is fixedly installed on the inside of battery case upper and lower cover 101,102 by double-sided adhesive 8, double-sided adhesive 8 at
This is cheap and non-conductive, can guarantee cell safety under the premise of low in cost.
The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model
Enclose, the equivalent variations that any those skilled in the art is made under the premise of not departing from the utility model conceptions and principles with
Modification should belong to the range of the utility model protection.
Claims (3)
1. a kind of no-welding battery module, including battery case, battery pack and protection board, the battery case includes that battery case is upper and lower
Lid, the battery case upper and lower cover are fixed by appended claims, and the battery pack is located at battery inside, the battery pack
Both ends are fixedly installed the conductive sheet for being electrically connected battery cell respectively, setting series connection copper bar, the guarantor between the conductive sheet
Backplate is fixedly installed on the side of battery case, and positive and negative terminal is provided on protection board, the positive and negative terminal respectively with battery
Total anode of group and the electrical connection of total negative terminal, it is characterised in that: the conductive sheet is spring-piece type confluence piece, the spring-piece type confluence piece
Including confluence elastic slice interconnected；The position of the confluence elastic slice is corresponded with the electrode position at battery cell both ends,
The confluence elastic slice includes spring plate and cushion block, and the spring plate is fixedly installed on the inside of battery case upper and lower cover, the spring plate
Centre is provided with elastic bumps, and cushion block, the thickness of the cushion block is fixedly installed on the spring plate of the elastic bumps periphery
Less than the height of projection of elastic bumps；When the battery case upper and lower cover is locked by fastener, elastic bumps and battery set electrode
It is in close contact and is occurred flexible deformation, contacts battery set electrode with cushion block.
2. no-welding battery module according to claim 1, it is characterised in that: pass through between the battery case upper and lower cover
Screw is fixedly connected, and the seam crossing of battery case upper and lower cover carries out waterproof sealing processing.
3. no-welding battery module according to claim 1 or 2, it is characterised in that: spring plate is set by double-sided adhesive fixation
It is placed on the inside of battery case upper and lower cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920040153.7U CN209282291U (en) | 2019-01-10 | 2019-01-10 | A kind of no-welding battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920040153.7U CN209282291U (en) | 2019-01-10 | 2019-01-10 | A kind of no-welding battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209282291U true CN209282291U (en) | 2019-08-20 |
Family
ID=67605291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920040153.7U Active CN209282291U (en) | 2019-01-10 | 2019-01-10 | A kind of no-welding battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209282291U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109671897A (en) * | 2019-01-10 | 2019-04-23 | 郑州比克新能源汽车有限公司 | A kind of no-welding battery module |
| CN113839148A (en) * | 2020-06-05 | 2021-12-24 | 欣旺达电动汽车电池有限公司 | Battery module and bus welding method thereof |
-
2019
- 2019-01-10 CN CN201920040153.7U patent/CN209282291U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109671897A (en) * | 2019-01-10 | 2019-04-23 | 郑州比克新能源汽车有限公司 | A kind of no-welding battery module |
| WO2020143375A1 (en) * | 2019-01-10 | 2020-07-16 | 郑州比克新能源汽车有限公司 | Welding-free battery module |
| CN113839148A (en) * | 2020-06-05 | 2021-12-24 | 欣旺达电动汽车电池有限公司 | Battery module and bus welding method thereof |
| CN113839148B (en) * | 2020-06-05 | 2023-09-12 | 欣旺达电动汽车电池有限公司 | Battery module and busbar welding method thereof |
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