CN106129318B - A kind of connection component of battery pole ear and cover board - Google Patents
A kind of connection component of battery pole ear and cover board Download PDFInfo
- Publication number
- CN106129318B CN106129318B CN201610723258.3A CN201610723258A CN106129318B CN 106129318 B CN106129318 B CN 106129318B CN 201610723258 A CN201610723258 A CN 201610723258A CN 106129318 B CN106129318 B CN 106129318B
- Authority
- CN
- China
- Prior art keywords
- tabletting
- cover board
- connection component
- retainer
- pole ear
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
A kind of connection component of battery pole ear and cover board is related to battery technology field, including retainer, retaining piece and lug group, the retainer are fixedly connected with retaining piece, and the tabletting for winding, squeezing lug group is equipped on the retainer.Tabletting is housed, lug group is wrapped in tabletting, is extruded between tabletting and retaining piece, and the non-solder realized between lug and cover board is connected to, to increase the current flowing amount of battery on the retainer of the connection component；Use can be recycled without soldering lug, and reduces production cost, improve production efficiency.
Description
Technical field
The present invention relates to battery technology fields, more particularly relate to a kind of connection component of battery pole ear and cover board.
Background technology
The existing power battery used generally comprises shell, cover plate assembly, battery core, positive and negative lug and positive/negative plate.Battery core
The electricity of punching many times and to discharge be effectively to be connected to realization, pole piece and riveting by lug in rivet on cover board, independent pole piece, core
The connection of the connection of nail, pole piece and lug is all by soldered.But when effective width between pole piece and rivet, lug
One timing of degree and thickness, welding can reduce the effective area of current flowing, current flowing amount made to reduce, and temperature and resistance increase,
It is also possible to will appear lug superheating phenomenon.In production, not only production cost is relatively high for this battery, be also difficult to ensure lug and
The consistency produced in the connection producing line of pole piece.In addition, it is difficult to directly recycle after the lug and pole piece after welding recycle.
Invention content
Technical problem to be solved by the present invention lies in a kind of connection component of battery pole ear and cover board is provided, solves biography
The problem of system welding manner connection makes amount of battery current amount reduce, resistance increases.
The technical problems to be solved by the invention are realized using following technical scheme.
A kind of connection component of battery pole ear and cover board, including retainer, retaining piece and lug group, the retainer with it is solid
Gripping member is fixedly connected, and the tabletting for winding, squeezing lug group is equipped on the retainer.
Further, circular through hole is provided on the cover board of the retainer, the retaining piece is inverted T-type structure, and retaining piece is worn
Cross the circular through hole on retainer cover board, the two interference fit.
Further, one end of the tabletting is axis shape structure, and the other end is rectangular configuration；One end of the retainer is provided with
For the circular through hole with platen shaft shape respective outer side edges, the other end is provided with for coordinating rectangular through-hole with tabletting rectangular configuration.
Further, the rectangular through-hole for winding lug group is provided in the tabletting.
Further, the quantity of rectangular through-hole is 3 in the tabletting.
Further, the lug group passes through 3 rectangular through-holes of tabletting from bottom to top, from top to bottom, from bottom to top successively,
Its end is pressed between tabletting and retaining piece.
Further, the gap of the lower surface of the upper surface and retaining piece of the tabletting is much smaller than the overall thickness of lug.
Further, the material of the tabletting is polytetrafluoroethylene (PTFE).
Further, the retaining piece is rivet.
Beneficial effects of the present invention are：Tabletting is housed, lug group is wrapped in tabletting, squeezes on the retainer of the connection component
It is pressed between tabletting and retaining piece, the non-solder realized between lug and cover board is connected to, to increase the current flowing of battery
Amount；Use can be recycled without soldering lug, and reduces production cost, improve production efficiency.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is retainer structural schematic diagram；
Fig. 3 is tabletting structure schematic diagram.
Wherein, 1- shells, 2- cover boards, 3- insulators, 4- welding aluminum sheets, 5- retaining pieces, 6- retainers, 7- battery cores, 8- pressures
Piece, 9- lug groups.
Specific implementation mode
In order to make the technical means, creative features, achievement of purpose and effectiveness of the invention easy to understand, with reference to tool
Body illustrates, and the present invention is further explained.
As shown in 1, Fig. 2, Fig. 3, a kind of connection component of battery pole ear and cover board, including retainer 6, retaining piece 5 and pole
Ear group 9.Circular through hole is provided on the cover board of the retainer 6, the retaining piece 5 is inverted T-type structure, and retaining piece 5, which passes through, to be kept
Circular through hole on 6 cover board of frame, the two interference fit are fixed together.Preferably, the retaining piece 5 is rivet.It is described
The tabletting 8 for winding, squeezing lug group 9 is equipped on retainer 6, one end of the tabletting 8 is axis shape structure, and the other end is
Rectangular configuration；One end of the retainer 6 is provided with the circular through hole for the axis shape respective outer side edges with tabletting 8, and the other end is provided with
For coordinating rectangular through-hole with the rectangular configuration of tabletting 8.Under the cooperation of 8 structure of retainer 6 and tabletting, the tabletting 8 after assembly
Lose degree of freedom.
It is provided with the rectangular through-hole for winding lug group 9 in the tabletting 8, the quantity of rectangular through-hole is in the tabletting 8
3, the lug group 9 passes through 3 rectangular through-holes of tabletting 8 from bottom to top, from top to bottom, from bottom to top successively, and end is pressed in
Between tabletting 8 and retaining piece 5.The upper surface of the tabletting 8 and the gap of the lower surface of retaining piece 5 are total much smaller than lug group 9
Thickness, it is ensured that have enough pressure between tabletting 8 and lug group 9, lug group 9 and retaining piece 5, in addition lug group 9 is wrapped in pressure
On piece 8, it is entirely capable of preventing lug group 9 from falling off.The material of the tabletting 8 is polytetrafluoroethylene (PTFE), when temperature reaches 300 degree,
Hardness still remains unchanged.
A kind of lithium battery of connection component using the battery pole ear and cover board further includes shell 1, cover board 2, battery core
7, insulator 3 and welding aluminum sheets 4.The battery core 7 is connected with lug group 9；The upper surface of the cover board of the retainer 6 and battery cover
The lower surface of plate 2 contacts, and the two is fixedly connected；The retaining piece 5 sequentially passes through cover board 2 and insulator 3, top and welding aluminium
Plate 4 is fixedly connected；The shell 1 is tightly connected with cover board 2.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the originals of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (8)
1. the connection component of a kind of battery pole ear and cover board, including retainer, retaining piece and lug group, the retainer and fixing
Part is fixedly connected, it is characterised in that：The tabletting for winding, squeezing lug group is equipped on the retainer, the tabletting
One end is axis shape structure, and the other end is rectangular configuration, one end of the retainer be provided with for platen shaft shape respective outer side edges
Circular through hole, the other end are provided with for coordinating rectangular through-hole with tabletting rectangular configuration.
2. the connection component of a kind of battery pole ear and cover board according to claim 1, it is characterised in that：The retainer
It is provided with circular through hole on cover board, the retaining piece is inverted T-type structure, and retaining piece passes through the circular through hole on retainer cover board, two
Person is interference fitted.
3. the connection component of a kind of battery pole ear and cover board according to claim 1, it is characterised in that：It is opened in the tabletting
It is useful for the rectangular through-hole of winding lug group.
4. the connection component of a kind of battery pole ear and cover board according to claim 3, it is characterised in that：Square in the tabletting
The quantity of shape through-hole is 3.
5. the connection component of a kind of battery pole ear and cover board according to claim 4, it is characterised in that：The lug group according to
Secondary 3 rectangular through-holes for passing through tabletting from bottom to top, from top to bottom, from bottom to top.
6. the connection component of a kind of battery pole ear and cover board according to claim 1, it is characterised in that：The tabletting it is upper
The gap of surface and the lower surface of retaining piece is much smaller than the overall thickness of lug.
7. the connection component of a kind of battery pole ear and cover board according to claim 1, it is characterised in that：The material of the tabletting
Material is polytetrafluoroethylene (PTFE).
8. the connection component of a kind of battery pole ear and cover board according to claim 1, it is characterised in that：The retaining piece is
Rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723258.3A CN106129318B (en) | 2016-08-25 | 2016-08-25 | A kind of connection component of battery pole ear and cover board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723258.3A CN106129318B (en) | 2016-08-25 | 2016-08-25 | A kind of connection component of battery pole ear and cover board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106129318A CN106129318A (en) | 2016-11-16 |
| CN106129318B true CN106129318B (en) | 2018-11-02 |
Family
ID=57275187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610723258.3A Active CN106129318B (en) | 2016-08-25 | 2016-08-25 | A kind of connection component of battery pole ear and cover board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106129318B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02223149A (en) * | 1989-02-23 | 1990-09-05 | Shin Kobe Electric Mach Co Ltd | Manufacture of lead-acid battery |
| CN101651186A (en) * | 2008-08-15 | 2010-02-17 | 深圳市比克电池有限公司 | Method for assembling lugs and cover plate of battery |
| CN102347466A (en) * | 2011-10-28 | 2012-02-08 | 惠州亿纬锂能股份有限公司 | Battery pack |
| CN203225300U (en) * | 2013-05-09 | 2013-10-02 | 辽源中吉新能源科技有限公司 | Pole ear connecting device for dynamical type soft roll lithium battery module |
| CN104009198A (en) * | 2014-03-25 | 2014-08-27 | 江苏华东锂电技术研究院有限公司 | Pole tab connecting device and battery pack provided with pole tab connecting device |
| CN205985163U (en) * | 2016-08-25 | 2017-02-22 | 合肥国轩高科动力能源有限公司 | Coupling assembling of battery tab and apron |
-
2016
- 2016-08-25 CN CN201610723258.3A patent/CN106129318B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02223149A (en) * | 1989-02-23 | 1990-09-05 | Shin Kobe Electric Mach Co Ltd | Manufacture of lead-acid battery |
| CN101651186A (en) * | 2008-08-15 | 2010-02-17 | 深圳市比克电池有限公司 | Method for assembling lugs and cover plate of battery |
| CN102347466A (en) * | 2011-10-28 | 2012-02-08 | 惠州亿纬锂能股份有限公司 | Battery pack |
| CN203225300U (en) * | 2013-05-09 | 2013-10-02 | 辽源中吉新能源科技有限公司 | Pole ear connecting device for dynamical type soft roll lithium battery module |
| CN104009198A (en) * | 2014-03-25 | 2014-08-27 | 江苏华东锂电技术研究院有限公司 | Pole tab connecting device and battery pack provided with pole tab connecting device |
| CN205985163U (en) * | 2016-08-25 | 2017-02-22 | 合肥国轩高科动力能源有限公司 | Coupling assembling of battery tab and apron |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106129318A (en) | 2016-11-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203707251U (en) | Convex bud square frame-shaped grid | |
| CN208033995U (en) | Lug positioning clamp for spot welding | |
| CN106129318B (en) | A kind of connection component of battery pole ear and cover board | |
| CN205985163U (en) | Coupling assembling of battery tab and apron | |
| CN105914332A (en) | Method and structure for connecting lugs of soft-package lithium battery cell combined bodies | |
| CN203085669U (en) | Lithium-ion power battery | |
| CN205543010U (en) | Novel elasticity polarity piece and battery case | |
| CN208189693U (en) | Power battery module assembles nickel sheet structure | |
| CN208368553U (en) | A kind of battery cover board positive and negative anodes rivet arrangement | |
| CN201298572Y (en) | Battery welded sheet with crossed holes | |
| CN202917568U (en) | Pin type PCB (printed circuit board) structure | |
| CN201117442Y (en) | Aluminum electrolysis capacitor | |
| CN105449149B (en) | Electrode tab connection structure in a kind of lithium battery group | |
| CN204614845U (en) | A kind of lithium battery group Electrode connection plate structure | |
| CN208806272U (en) | A kind of lithium ion battery cover board | |
| CN209516690U (en) | The big vehicle charger of radiating efficiency high power | |
| CN207753084U (en) | A kind of installation by adhering battery bus | |
| CN206231330U (en) | A kind of vehicle body connection end | |
| CN208173430U (en) | A kind of Multi-functional portable silver contact | |
| CN204348922U (en) | A kind of copper post that is riveted for busbar | |
| CN201294157Y (en) | Aluminium electrolysis capacitor | |
| CN204614846U (en) | Lithium battery group electrode connecting plate | |
| CN206711958U (en) | A kind of fixed plate for lithium battery assembling | |
| CN209045670U (en) | Secondary cell | |
| CN200956375Y (en) | Lithium ion cell cover plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |