CN208848982U - Composite conducting strip for realizing series and parallel connection of cylindrical batteries - Google Patents
Composite conducting strip for realizing series and parallel connection of cylindrical batteries Download PDFInfo
- Publication number
- CN208848982U CN208848982U CN201821852079.0U CN201821852079U CN208848982U CN 208848982 U CN208848982 U CN 208848982U CN 201821852079 U CN201821852079 U CN 201821852079U CN 208848982 U CN208848982 U CN 208848982U
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- China
- Prior art keywords
- battery
- conductive sheet
- welding
- conducting strip
- elastic slice
- Prior art date
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- 239000002131 composite material Substances 0.000 title claims description 12
- 238000003466 welding Methods 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005452 bending Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000012634 fragment Substances 0.000 abstract 1
- 229910000679 solder Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 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
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model provides a new compound conducting strip that realizes cylindrical battery cell series connection and parallel connection attaches the body etc. by conducting strip main part and conducting strip and constitutes. The conducting strip main part adopts sheet metal drawing and bending, has the frame all around, has a plurality of and is clearance fit's tensile round hole with the diameter of battery on the plane of conducting strip main part, and tensile round hole have all around a plurality of and the diameter of battery be interference fit's radial shell fragment, and tensile round hole have all around a plurality of in addition and the diameter of battery be clearance fit's L shape connection piece. The conducting strip appendage can be processed into a welding conducting strip and an end surface elastic sheet conducting strip according to the process requirements, a plurality of cylindrical single batteries can be formed into a series connection and parallel connection structure, the battery steel shell electrode does not need to be welded, the welding and non-welding requirements of the battery cap electrode can be met, the battery can be very conveniently installed and disassembled, and the maintenance of a battery pack and the reutilization of the battery are facilitated.
Description
Technical field
The utility model relates to a kind of series connection of battery pack and the conductive sheet being connected in parallel, and justify especially suitable for a kind of realization
The composite conducting piece that cylindrical battery is connected and is connected in parallel.
Background technique
Battery pack usually all needs to connect and be connected in parallel by multiple single batteries realization, the series connection of battery and simultaneously
The connection type of connection is not only related to the packaging efficiency of battery pack, but also influences basic mechanical design feature, the service life of battery pack
And safety.The series connection and parallel connection of current battery usually use metal tape for the positive electrode of batteries in parallel connection group single battery and bear
Electrode is respectively welded together, and this welding manner is easy to the phenomenon that generating rosin joint and burn-through battery steel shell, and there are serious
Hidden danger of quality and security risk, production efficiency is low, and welding later battery pack can not be disassembled, and can not carry out the dimension of battery pack
It repairs and is utilized with the echelon of battery.I application No. is: " power battery module heat dissipation is single for 201310268248.1 patent of invention
The conductive sheet for disclosing a kind of series connection of battery pack in member and power battery heat radiation module " and being connected in parallel, four sides of conductive sheet
It is equipped with frame, the upper plane machining of conductive sheet there are multiple blind round hole, and the side wall of blind round hole is fixed with metallic radial protrusion
Elastic slice, the bottom in blind round hole are fixed with metal axial protrusion elastic slice, are fixed with multiple protrusions on four frames of conductive sheet
Metal connecting sheet, be provided with multiple power batteries below conductive sheet, conductive sheet corresponding to multiple blind round hole it is lower flat
Face and multiple power battery anodes weld.The conductive sheet that the invention proposes does not need welding battery steel shell, fundamentally avoids
Battery steel shell causes the hidden danger of quality and security risk of breakdown and leakage due to welding, and improves the maintenance and echelon benefit of battery pack
Feasibility.But integrated conductive sheet is harsh to the elongation percentage requirement of deep-drawing technique and material, particularly with some peaces
The conductive sheet for filling the smaller battery of diameter, since blind round hole diameter dimension is too small and the limitation of material elongation percentage, Wu Fashi
Existing necessary drawing depth and the necessary length of run of brake forming, limit the application field of the invention to a certain degree.
Utility model content
The object of the present invention is to provide a kind of cylindrical composite conductings single battery series connection and be connected in parallel of new realization
Piece (hereinafter referred to as composite conducting piece), solve the prior art there are the problems such as hidden danger of quality and security risk, also not
It will receive the limitation of cell diameter size, manufacturing process and material elongation percentage, a variety of cylindrical single battery series connection can be provided
And parallel connection structure, it is adapted to battery electrode welding and the requirement of non-solder kinds of processes, the processing technology of composite conducting piece
Simply, low in cost.
The technical solution of the utility model is: cylindrical single battery series connection and the composite conducting piece being connected in parallel are by conduction
Piece main body and the attached body composition of several conductive sheets.Conductive sheet main body uses sheet metal drawing and brake forming, and surrounding has frame,
Having the diameter of several and battery in the plane of conductive sheet main body is in the drawing circular hole of clearance fit, if the surrounding of drawing circular hole has
Dry with the diameter of battery in the radial elastic slice being interference fitted, between the surrounding of drawing circular hole is in there are also the diameter of several and battery
The L shape connection sheet of gap cooperation.Battery in parallel is needed to be mounted in drawing circular hole, the radial elastic slice in drawing circular hole and battery steel
The contact of shell electrode seal, realizes the parallel connection of each battery.
The attached body of the conductive sheet can be processed into welding conductive sheet using sheet metal, and welding among conductive sheet has one
Welding platform, for welding the electrode cap of following battery, there are several flanks on welding conductive sheet periphery, and flank is welded on conductive sheet
In the L shape connection sheet of main body.Pass through the electrode cap of following battery, welding conductive sheet, the connection sheet of conductive sheet main body and radial bullet
The connection of the steel shell electrode of piece and uppermost electric cell, realizes the series connection of upper and lower 2 batteries.
Preferably, the attached body of the conductive sheet can be processed into end face elastic slice conductive sheet, end face using elastic metallic thin plate
Elastic slice conductive sheet center has several in the elastic slice of end face convex-concave, and the convex-concave size of end face elastic slice conductive sheet is greater than following battery cap
The spacing of electrode and uppermost electric cell steel shell electrode realizes the series connection of 2 batteries up and down under conditions of non-solder.
The utility model has the advantages that: a variety of cylindrical single battery series connection and parallel connection structure, battery can be provided
Steel shell electrode does not need to weld, and is adapted to battery cap electrode welding and a variety of requirements of non-solder, makes to install battery and disassembly electricity
Pond is very convenient, is conducive to the secondary utilization of the battery of the maintenance sum of battery pack, improve battery pack series connection and parallel contact can
By property.It is proposed of the invention solves the technical bottleneck of the processing technology of current conductive sheet, accelerates the processing of conductive sheet more
Victory, cost are cheaper.
Detailed description of the invention
Fig. 1 is the main view of conductive sheet main body；
Fig. 2 is the overhead sectional view of conductive sheet main body；
Fig. 3 is the main view for welding conductive sheet；
Fig. 4 is the overhead sectional view for welding conductive sheet；
Fig. 5 is partial cross sectional views of the utility model using the battery combination of the welding attached body of conductive sheet；
Fig. 6 is the main view of end face elastic slice conductive sheet；
Fig. 7 is the overhead sectional view of end face elastic slice conductive sheet；
Fig. 8 is partial cross sectional views of the utility model using the battery combination of the attached body of end face elastic slice conductive sheet；
Wherein: 1. conductive sheet main bodys, 1-1. frame, 1-2. circular hole, 1-3. radial direction elastic slice, 1-4.L shape connection sheet, 2. welding
Conductive sheet, 2-1. welding platform, 2-2. flank, 3. batteries, 3-1. battery steel shell electrode, 3-2. electrode cap electrode, 4. plastic bones
Frame, 5. end face elastic slice conductive sheets, the end face 5-1. convex-concave elastic slice, the end face 5-2. elastic slice flank.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
To keep the feature and advantage of the utility model more obvious and easy to understand, with reference to the accompanying drawings and detailed description
The utility model is described in further detail.
Specific embodiment 1:
1-5 is to the utility model using the embodiment for being combined into battery pack of the welding attached body of conductive sheet with reference to the accompanying drawing
It further illustrates:
Conductive sheet main body (1) uses stainless steel plate punching press, drawing and the brake forming of 0.2mm thickness, and surrounding has frame (1-
1), there is the drawing circular hole (1-2) of 16 installations battery (3) in the plane of conductive sheet main body, each drawing circular hole surrounding there are 4
For diameter with battery in the radial elastic slice (1-3) of interference fit, the surrounding of drawing circular hole is in gap there are also the diameter of 2 and battery
The L shape connection sheet (1-4) of cooperation.It welds conductive sheet (2) and uses the stainless steel plate punching press of 0.2mm thickness, drawing and forming, welding is conductive
There is a welding platform (2-1) among piece, welding conductive sheet periphery there are 2 flanks (2-2), and the welding of 16 welding conductive sheets is flat
Platform is respectively welded on the electrode cap electrode (3-2) of 16 batteries below, and flank is welded on the L shape connection sheet of conductive sheet main body
On.Thus constitute the battery pack being connected in parallel by 16 batteries.
The battery steel shell electrode of another identical battery pack is mounted on to the drawing of the composite conducting piece of following battery pack
In circular hole (1-2), radial elastic slice (1-3) and battery steel shell electrode (3-1) in drawing circular hole are in close contact, and are realizing same layer
While each battery parallel connection, the series connection of upper and lower 2 battery packs is also achieved.
Specific embodiment 2:
1 and attached drawing 6-8 is combined into battery using the attached body of end face elastic slice conductive sheet to the utility model with reference to the accompanying drawing
The embodiment of group further illustrates:
Embodiment 2 is to replace the welding attached body of conductive sheet by the attached body of end face elastic slice conductive sheet on the basis of embodiment 1
It is combined into the embodiment of battery pack, identical part refers to specific embodiment 1.
End face elastic slice conductive sheet (5) uses the phosphor bronze sheet punching press drawing and forming of 0.2mm thickness, end face convex-concave elastic slice conductive sheet
Center has 4 in end face convex-concave elastic slice (5-1), and the convex-concave size of end face convex-concave elastic slice conductive sheet is greater than following battery cap electrode
The series connection of upper and lower 2 batteries may be implemented in the spacing of (3-2) and uppermost electric cell steel shell electrode (3-1) under conditions of non-solder.
Claims (3)
1. a kind of composite conducting piece realizing cylindrical battery series connection and being connected in parallel, which is characterized in that the composite conducting piece
It include: conductive sheet main body and the attached body of several conductive sheets；Conductive sheet main body uses sheet metal stretch and brake forming, and surrounding has
Frame, having the diameter of several and battery in the plane of conductive sheet main body is in the stretching circular hole of clearance fit, stretches the four of circular hole
There is the diameter of several and battery week in the radial elastic slice of interference fit, stretching the surrounding of circular hole, that there are also several is straight with battery
Diameter is in the L shape connection sheet of clearance fit, and the attached body of the conductive sheet can be processed into welding conductive sheet and end according to the technological requirements
Face elastic slice conductive sheet.
2. the composite conducting piece according to claim 1 realizing cylindrical battery series connection and being connected in parallel, which is characterized in that
The attached body of the conductive sheet can be processed into welding conductive sheet using sheet metal, and welding has a welding flat among conductive sheet
Platform welds the electrode cap of following battery, and there are several flanks on welding conductive sheet periphery, and flank is welded on the L shape of conductive sheet main body
In connection sheet.
3. the composite conducting piece according to claim 1 realizing cylindrical battery series connection and being connected in parallel, which is characterized in that
The attached body of the conductive sheet can be processed into end face elastic slice conductive sheet using elastic metallic thin plate, and end face elastic slice conductive sheet center has
Several are greater than following battery cap electrode and uppermost electric cell steel shell in end face convex-concave elastic slice, the convex-concave size of end face elastic slice conductive sheet
The spacing of electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821852079.0U CN208848982U (en) | 2018-11-09 | 2018-11-09 | Composite conducting strip for realizing series and parallel connection of cylindrical batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821852079.0U CN208848982U (en) | 2018-11-09 | 2018-11-09 | Composite conducting strip for realizing series and parallel connection of cylindrical batteries |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208848982U true CN208848982U (en) | 2019-05-10 |
Family
ID=66376869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821852079.0U Active CN208848982U (en) | 2018-11-09 | 2018-11-09 | Composite conducting strip for realizing series and parallel connection of cylindrical batteries |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208848982U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952526A (en) * | 2019-05-16 | 2020-11-17 | 王怀云 | Multi-contact conductive sheet for cylindrical battery series connection and method for manufacturing the same |
| CN112928394A (en) * | 2019-12-05 | 2021-06-08 | 哈尔滨子沐新能源科技有限公司 | Elastic conducting strip composed of plastic spring plate and metal tongue-shaped spring plate |
-
2018
- 2018-11-09 CN CN201821852079.0U patent/CN208848982U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952526A (en) * | 2019-05-16 | 2020-11-17 | 王怀云 | Multi-contact conductive sheet for cylindrical battery series connection and method for manufacturing the same |
| CN112928394A (en) * | 2019-12-05 | 2021-06-08 | 哈尔滨子沐新能源科技有限公司 | Elastic conducting strip composed of plastic spring plate and metal tongue-shaped spring plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Harbin Zhiming Technology Co., Ltd Patentee after: Wang Huaiyun Address before: 150086 Harbin Zhi Ming Road, Nangang District, Heilongjiang, Harbin 13, China Ming Technology Co., Ltd. Patentee before: Wang Huaiyun |