CN206040793U - Compound area of copper nickel that high magnification battery used - Google Patents
Compound area of copper nickel that high magnification battery used Download PDFInfo
- Publication number
- CN206040793U CN206040793U CN201621062172.2U CN201621062172U CN206040793U CN 206040793 U CN206040793 U CN 206040793U CN 201621062172 U CN201621062172 U CN 201621062172U CN 206040793 U CN206040793 U CN 206040793U
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- layer
- nickel
- compound
- composite band
- composite
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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
Abstract
The utility model provides a compound area of copper nickel that high magnification battery used, inside the battery was located in compound area, the compound one end and the electrode pole piece mass flow body taken met, and the compound other end and the battery metal -back taken meets, compound area is including copper strips layer and nickel strap layer, copper strips layer and nickel strap layer rigid coupling are composite construction, composite construction is compound including double -deck complex, three -layer composite and cladding material, the utility model discloses can reduce the interface coefficient of heat -transfer simultaneously in the conductivity that improves the connection piece, simplify the battery production technology, promote battery high power discharge performance, promote technology production control ability, promote battery uniformity and stability.
Description
Technical field
This utility model is related to electric supply installation field, the cupro-nickel composite band that especially a kind of high-multiplying-power battery is used.
Background technology
In the battery of high power discharge(High-multiplying-power battery)In, discharge current is very big, mainly uses pure nickel in prior art
Band or pure copper strips.Nickel strap or copper strips are to couple together negative plate copper foil of affluxion body and box hat in inside battery Main Function, are risen
To the effect of conductive structure.Generally welded using electric resistance welding mode between nickel strap or copper strips and box hat(By high current through gold
Category produces heat fusion with metal contact interface).Because reducing the internal resistance of cell to greatest extent extremely for high power type battery
Close important, due to nickel welding performance preferably, and the conductive capability of copper is strong, so generally used or adopted using multiple nickel straps simultaneously
With the best copper of electrical conductivity as connection sheet.
But thickness when designing complexity, production equipment complex process, high cost, welding using pole piece structure during multiple nickel straps
Increase reduces soldering reliability and stability, when multi pole ears negative plate lug go out to occur that analysis lithium phenomenon has serious safety
Hidden danger.During using fine copper as connection sheet, although technique can simplify, as the electrical conductivity of copper is high and the coefficient of heat conduction
Greatly, stable welding is difficult when causing using electric resistance welding, and high to welding equipment requirements, stability and concordance are difficult control, such as
What solves these problems, is a research direction.
The content of the invention
The utility model proposes the cupro-nickel composite band that a kind of high-multiplying-power battery is used, can be same in the electrical conductivity for improving connection sheet
When reduce interface thermal conductivity coefficient, simplify battery production technology, lifted battery high power discharge performance, lifting process production control
Ability, lifts battery consistency and stability.
This utility model is employed the following technical solutions.
The cupro-nickel composite band that a kind of high-multiplying-power battery is used, the composite band are located inside battery, composite band one end and electricity
Pole pole piece current collector connects, and the composite band other end is connected with battery metal shell;The composite band includes copper strip layer and nickel strap layer, institute
State copper strip layer and nickel strap layer be affixed for composite construction, the composite construction include two-layer compound, three layers it is compound and coating is compound.
When composite construction is two-layer compound, copper strip layer thickness is 0.1mm-0.5mm, and nickel strap thickness degree is 0.1-0.5mm.
When composite construction is two-layer compound, the thickness of copper strip layer and nickel strap layer is equal.
When composite construction is three layers of compound tense, the top and bottom of composite band are nickel strap layer, press from both sides in the middle of two nickel strap layers
There is copper strip layer, top, the thickness of bottom nickel strap layer are 0.05mm-0.25mm, and the thickness of copper strip layer is 0.1mm-0.5mm.
When composite construction for three layers of compound tense, top nickel strap layer and bottom nickel strap layer thickness it is equal.
When composite construction is plated film compound tense, the base material of composite band is copper strip layer, and the upper and lower end face of copper strip layer is plated with nickel strap
Layer, the thickness of the copper strip layer is 0.2mm-0.5mm, and the thickness of the nickel strap layer is 0.005mm-0.025mm.
The composite band connects battery cathode sheet copper foil of affluxion body and battery steel shell to form conductive structure, the copper of composite band
Belt is fixedly welded on battery steel shell.
This utility model using cupro-nickel composite band as the electric connection structure between electrode plates and battery steel shell, due to the weldering of nickel
Better performances are connect, and the conductive capability of copper is strong, and the copper strips and nickel strap of this product are complex as a whole, therefore, it is possible in the company of raising
The electrical conductivity of contact pin reduces interface thermal conductivity coefficient simultaneously, simplifies battery production technology, lifts battery high power discharge performance, carries
Process of jacking produces control ability, lifts battery consistency and stability.
In this utility model, the composite construction include two-layer compound, three layers it is compound and coating is compound, this causes this product
Can according to the electric discharge index of different batteries and manufacturing process, flexibly select it is satisfactory it is compound bring to be formed in battery be electrically connected
Binding structure.
Description of the drawings
With reference to the accompanying drawings and detailed description to the further details of explanation of this utility model:
Accompanying drawing 1 be composite construction of the present utility model be two-layer compound when schematic diagram;
Accompanying drawing 2 is the schematic diagram that composite construction of the present utility model is three layers of compound tense;
Accompanying drawing 3 is the schematic diagram that composite construction of the present utility model is plated film compound tense;
In figure:1- copper strip layers;2- nickel strap layers.
Specific embodiment
As shown in Figure 1, 2, 3, the cupro-nickel composite band that a kind of high-multiplying-power battery is used, the composite band are located inside battery,
Composite band one end is connected with electrode plates collector, and the composite band other end is connected with battery metal shell;The composite band includes copper
Belt 1 and nickel strap layer 2, the copper strip layer 1 and nickel strap layer 2 it is affixed for composite construction, the composite construction include two-layer compound, three
Layer is compound and coating is combined.
When composite construction is two-layer compound, 1 thickness of copper strip layer is 0.1mm-0.5mm, and 2 thickness of nickel strap layer is 0.1-
0.5mm。
When composite construction is two-layer compound, the thickness of copper strip layer and nickel strap layer is equal.
When composite construction is three layers of compound tense, the top and bottom of composite band are nickel strap layer 2, the centre of two nickel strap layers 2
Accompany copper strip layer 1, top, the thickness of bottom nickel strap layer 2 are 0.05mm-0.25mm, and the thickness of copper strip layer 1 is 0.1mm-0.5mm.
When composite construction for three layers of compound tense, top nickel strap layer and bottom nickel strap layer thickness it is equal.
When composite construction is plated film compound tense, the base material of composite band is copper strip layer, and the upper and lower end face of copper strip layer is plated with nickel strap
Layer, the thickness of the copper strip layer is 0.2mm-0.5mm, and the thickness of the nickel strap layer is 0.005mm-0.025mm.
The composite band connects battery cathode sheet copper foil of affluxion body and battery steel shell to form conductive structure, the copper of composite band
Belt is fixedly welded on battery steel shell.
Claims (7)
1. the cupro-nickel composite band that a kind of high-multiplying-power battery is used, it is characterised in that:The composite band is located inside battery, composite band
One end is connected with electrode plates collector, and the composite band other end is connected with battery metal shell;The composite band include copper strip layer and
Nickel strap layer, the copper strip layer and nickel strap layer it is affixed for composite construction, the composite construction include two-layer compound, three layers it is compound and plate
Layer is compound.
2. the cupro-nickel composite band that a kind of high-multiplying-power battery according to claim 1 is used, it is characterised in that:Work as composite construction
For two-layer compound when, copper strip layer thickness be 0.1mm-0.5mm, nickel strap thickness degree be 0.1-0.5mm.
3. the cupro-nickel composite band that a kind of high-multiplying-power battery according to claim 2 is used, it is characterised in that:Work as composite construction
For two-layer compound when, the thickness of copper strip layer and nickel strap layer is equal.
4. the cupro-nickel composite band that a kind of high-multiplying-power battery according to claim 1 is used, it is characterised in that:Work as composite construction
For three layers of compound tense, the top and bottom of composite band are nickel strap layer, and two nickel strap layers are sandwiched between copper strip layer, top, bottom
The thickness of nickel strap layer is 0.05mm-0.25mm, and the thickness of copper strip layer is 0.1mm-0.5mm.
5. the cupro-nickel composite band that a kind of high-multiplying-power battery according to claim 4 is used, it is characterised in that:Work as composite construction
Thickness for three layers of compound tense, top nickel strap layer and bottom nickel strap layer is equal.
6. the cupro-nickel composite band that a kind of high-multiplying-power battery according to claim 1 is used, it is characterised in that:Work as composite construction
For plated film compound tense, the base material of composite band is copper strip layer, and the upper and lower end face of copper strip layer is plated with nickel strap layer, the thickness of the copper strip layer
For 0.2mm-0.5mm, the thickness of the nickel strap layer is 0.005mm-0.025mm.
7. the cupro-nickel composite band that a kind of high-multiplying-power battery according to claim 1 is used, it is characterised in that:The composite band
, to form conductive structure, the copper strip layer of composite band is fixedly welded on battery for connection battery cathode sheet copper foil of affluxion body and battery steel shell
On box hat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621062172.2U CN206040793U (en) | 2016-09-19 | 2016-09-19 | Compound area of copper nickel that high magnification battery used |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621062172.2U CN206040793U (en) | 2016-09-19 | 2016-09-19 | Compound area of copper nickel that high magnification battery used |
Publications (1)
Publication Number | Publication Date |
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CN206040793U true CN206040793U (en) | 2017-03-22 |
Family
ID=58295843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621062172.2U Active CN206040793U (en) | 2016-09-19 | 2016-09-19 | Compound area of copper nickel that high magnification battery used |
Country Status (1)
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CN (1) | CN206040793U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109759688A (en) * | 2018-12-28 | 2019-05-17 | 天津锦泰勤业精密电子有限公司 | A kind of battery connecting piece pressure welding fusion device and production equipment |
-
2016
- 2016-09-19 CN CN201621062172.2U patent/CN206040793U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109759688A (en) * | 2018-12-28 | 2019-05-17 | 天津锦泰勤业精密电子有限公司 | A kind of battery connecting piece pressure welding fusion device and production equipment |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: No. 198, line 319, Jingcheng Town, Nanjing County, Zhangzhou City, Fujian Province Patentee after: Zhangzhou Wanbao Energy Technology Co., Ltd Address before: 363600 Nanjing high tech Industrial Park, Nanjing, Fujian, China, Zhangzhou Patentee before: ZHANGZHOU WANBAO ENERGY TECHNOLOGY Co.,Ltd. |
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CP03 | Change of name, title or address |