CN108808138B - Clamp device for clamp type battery tab - Google Patents
Clamp device for clamp type battery tab Download PDFInfo
- Publication number
- CN108808138B CN108808138B CN201810743912.6A CN201810743912A CN108808138B CN 108808138 B CN108808138 B CN 108808138B CN 201810743912 A CN201810743912 A CN 201810743912A CN 108808138 B CN108808138 B CN 108808138B
- Authority
- CN
- China
- Prior art keywords
- clamping
- sheets
- battery
- clamp
- voltage
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4285—Testing apparatus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The clamp type battery tab clamp device comprises a clamp body, a pair of current sheets, a pair of voltage sheets and a fixing piece, wherein the clamp body comprises a pair of clamping sheets matched with each other and a torsion spring arranged between the two clamping sheets, the two clamping sheets are connected with the torsion spring through a pin, the front ends of the clamping sheets are clamping ends for clamping battery tabs, and the rear ends of the clamping sheets are fixing ends for inserting the fixing piece; the two current sheets are respectively arranged at the clamping ends of the two clamping sheets and are oppositely arranged; the two voltage sheets are respectively arranged at the clamping ends of the two clamping sheets and are positioned at the outer ends of the corresponding current sheets, and the end parts of the two voltage sheets are inwards folded to form a folded edge for clamping the battery lug; the gap between the two turndown edges and the gap between the two current sheets are used as clamping areas for inserting the battery lugs. The beneficial effects of the invention are as follows: the device has the advantages of convenient replacement operation, high compression joint reliability and small contact resistance, and is suitable for charging and discharging various soft package polymer power batteries.
Description
Technical Field
The invention relates to a clamp type battery tab clamp device.
Background
The clip type clamp is an important basic component in polymer power battery formation and capacity separation equipment, and consists of a current sheet and a voltage sheet. The over-current capacity of the clamp can be increased or reduced by increasing or reducing the area of the current sheet, and reliable connection between the battery tab and the charging and discharging power supply can be realized under the conditions of not damaging the surface of the battery pole piece and being convenient to clamp. However, the existing clamp has the defects of inconvenient mold changing, cost-effective damage to the surface of the battery tab and the like.
Disclosure of Invention
The invention aims to solve the defects of inconvenient mold changing, cost-effective damage to the surface of a battery tab and the like of the existing clamp, and provides a clamp type battery tab clamp device which is convenient to replace and operate, high in crimping reliability, small in contact resistance and suitable for charging and discharging various types of soft-package polymer power batteries.
The invention relates to a clamp type battery tab clamp device, which is characterized in that: the battery clamp comprises a clamp body, a pair of current sheets, a pair of voltage sheets and a fixing piece, wherein the clamp body comprises a pair of clamping sheets matched with each other and a pin shaft arranged between the two clamping sheets, the two clamping sheets are hinged through the pin shaft, the front ends of the clamping sheets are clamping ends used for clamping battery lugs, and the rear ends of the clamping sheets are fixing ends used for inserting the fixing piece; the two current sheets are respectively arranged at the clamping ends of the two clamping sheets and are oppositely arranged; the two voltage sheets are respectively arranged at the clamping ends of the two clamping sheets and are positioned at the outer ends of the corresponding current sheets, and the end parts of the two voltage sheets are inwards folded to form a folded edge for clamping the battery lug; the gap between the two turndown edges and the gap between the two current sheets are used as clamping areas for inserting the battery lugs.
The inner end surfaces of the clamping ends of the clamping pieces are provided with wedge-shaped inclined surfaces, wherein wedge-shaped gaps with gradually reduced thickness from the clamping ends to the fixed ends are reserved in opposite arrangement, when the battery lugs are not clamped, the clamping ends of the two clamping pieces are opened, and when the fixing pieces are plugged in, the clamping ends of the two clamping pieces clamp the battery lugs; the thickness of the wedge-shaped gap is defined as the distance between the inner end surfaces of the two clamping pieces.
The voltage plates are arranged in parallel with the corresponding current plates, and a gap is reserved between the voltage plates and the corresponding current plates.
And a plurality of bulges which are used for being contacted with the battery lugs are distributed on the inner end surfaces of the current sheets opposite to each other.
The bulges are round table type bulges.
The edge of the turnover edge is zigzag and is used for being contacted with the battery lug.
The fixed end is provided with a rotating shaft which is convenient for inserting the fixing piece, the rotating shaft is arranged at the tail end of the fixed end along the width direction of the clamping piece, and a gap for inserting the fixing piece is reserved between the two parallel rotating shafts.
The fixing piece is a bolt which can be inserted into a gap between the two rotating shafts, the bolt is sequentially divided into an insertion tip, an insertion section and a tail end from the head to the tail along the axial direction of the bolt, and the outer diameter of the insertion section of the bolt is gradually increased from the head to the tail along the axial direction of the bolt.
The clamp opening (namely the clamping end) of the clamp type clamp is in an open state under the normal condition, and when the battery pole piece stretches into the clamp opening, the rear end fixing end of the clamp is inserted by the bolt to enable the clamping end at the front end of the clamp to be closed, so that the battery pole piece is clamped. The 2 voltage sheets are positioned on the surface of the current sheet, the contact surface adopts a saw-tooth structural design, poor contact can be prevented when foreign matters exist on the surface of the battery pole piece, and the 2 voltage sheets are adopted to enable voltage detection to be more reliable. The clip type clamp device of the invention can be applied to the current range of 12A-80A.
The beneficial effects of the invention are as follows: the device has the advantages of convenient replacement operation, high compression joint reliability and small contact resistance, and is suitable for charging and discharging various soft package polymer power batteries.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a right side view of the present invention.
Fig. 4 is a front view of the present invention.
Fig. 5 is a partial enlarged view of fig. 4.
Fig. 6 is a structural view of the fastener of the present invention.
Fig. 7 is a partially closed state of the clamping end of the clamp body according to the present invention.
Fig. 8 is a view showing the clip body in a fully closed state.
Detailed Description
The invention will be further described with reference to the accompanying drawings
Referring to the drawings:
embodiment 1 the clamp device for the clamp type battery tab of the invention comprises a clamp body 1, a pair of current sheets 2, a pair of voltage sheets 3 and a fixing piece 4, wherein the clamp body 1 comprises a pair of clamping sheets 11 which are matched with each other and a pin shaft 12 arranged between the two clamping sheets, the two clamping sheets are hinged through the pin 12, the front ends of the clamping sheets 11 are clamping ends for clamping the battery tab, and the rear ends of the clamping sheets are fixing ends for inserting the fixing piece; the two current sheets 2 are respectively arranged at the clamping ends of the two clamping sheets and are oppositely arranged; the two electric pressing sheets 3 are respectively arranged at the clamping ends of the two clamping sheets and are positioned at the outer ends of the corresponding current sheets, and the end parts of the two electric pressing sheets 3 are inwards folded to form a folded edge 31 for clamping the battery lug; the gap between the two folded edges 31 serves as a clamping area for inserting the battery tab.
The inner end surfaces of the clamping ends of the clamping pieces 11 are provided with wedge-shaped inclined planes 111, wherein wedge-shaped gaps 112 with gradually reduced thickness from the clamping ends to the fixed ends are reserved on the two wedge-shaped inclined planes 111 in a relative manner, when the battery lugs are not clamped, the clamping ends of the two clamping pieces are opened, and when the fixing pieces are plugged in, the clamping ends of the two clamping pieces clamp the battery lugs; the thickness of the wedge-shaped gap is defined as the distance between the inner end surfaces of the two clamping pieces.
The voltage plates 3 are arranged in parallel with the corresponding current plates 2, and a gap is reserved between the voltage plates and the corresponding current plates.
The inner end surfaces of the current sheets 2 opposite to each other are provided with a plurality of protrusions 21 for contacting with the battery lugs.
The protrusion 21 is a truncated cone-shaped protrusion.
The edge of the turnup edge 31 is zigzag for contacting with the battery tab.
The fixed end is provided with a rotating shaft 13 which is convenient for inserting the fixing piece, the rotating shaft 13 is arranged at the tail end of the fixed end along the width direction of the clamping piece, and a gap for inserting the fixing piece is reserved between the two parallel rotating shafts.
The fixing piece 4 is a bolt which can be inserted into a gap between two rotating shafts, and the bolt is sequentially divided into an insertion tip, an insertion section and a tail end from the head to the tail along the axial direction of the bolt, wherein the outer diameter of the insertion section of the bolt is gradually increased from the head to the tail along the axial direction of the bolt.
The clamp opening (namely the clamping end) of the clamp type clamp is in an open state under the normal condition, and when the battery pole piece stretches into the clamp opening, the rear end fixing end of the clamp is inserted by the bolt to enable the clamping end at the front end of the clamp to be closed, so that the battery pole piece is clamped. The 2 voltage sheets are positioned on the surface of the current sheet, the contact surface adopts a saw-tooth structural design, poor contact can be prevented when foreign matters exist on the surface of the battery pole piece, and the 2 voltage sheets are adopted to enable voltage detection to be more reliable. The clip type clamp device of the invention can be applied to the current range of 12A-80A.
The embodiments described in the present specification are merely examples of implementation forms of the inventive concept, and the scope of protection of the present invention should not be construed as being limited to the specific forms set forth in the embodiments, but also equivalent technical means that can be conceived by those skilled in the art according to the inventive concept.
Claims (6)
1. Clip type battery tab fixture device, its characterized in that: the battery clamp comprises a clamp body, a pair of current sheets, a pair of voltage sheets and a fixing piece, wherein the clamp body comprises a pair of clamping sheets matched with each other and a pin shaft arranged between the two clamping sheets, the two clamping sheets are hinged through the pin shaft, the front ends of the clamping sheets are clamping ends used for clamping battery lugs, and the rear ends of the clamping sheets are fixing ends used for inserting the fixing piece; the two current sheets are respectively arranged at the clamping ends of the two clamping sheets and are oppositely arranged; the two voltage sheets are respectively arranged at the clamping ends of the two clamping sheets and are positioned at the outer ends of the corresponding current sheets, and the end parts of the two voltage sheets are inwards folded to form a folded edge for clamping the battery lug; the gap between the two turnover edges is used as a clamping area for inserting the battery lugs; the fixed end is provided with a rotating shaft which is convenient for inserting the fixed piece, the rotating shaft is arranged at the tail end of the fixed end along the width direction of the clamping piece, and a gap for inserting the fixed piece is reserved between the two parallel rotating shafts; the fixing piece is a bolt which can be inserted into a gap between the two rotating shafts, the bolt is sequentially divided into an insertion tip, an insertion section and a tail end from the head to the tail along the axial direction of the bolt, and the outer diameter of the insertion section of the bolt is gradually increased from the head to the tail along the axial direction of the bolt.
2. The clip type battery tab clamp device of claim 1, wherein: the inner end surfaces of the clamping ends of the clamping pieces are provided with wedge-shaped inclined surfaces, wherein wedge-shaped gaps with gradually reduced thickness from the clamping ends to the fixed ends are reserved in opposite arrangement, when the battery lugs are not clamped, the clamping ends of the two clamping pieces are opened, and when the fixing pieces are plugged in, the clamping ends of the two clamping pieces clamp the battery lugs; the thickness of the wedge-shaped gap is defined as the distance between the inner end surfaces of the two clamping pieces.
3. The clip type battery tab clamp device of claim 1, wherein: the voltage plates are arranged in parallel with the corresponding current plates, and a gap is reserved between the voltage plates and the corresponding current plates.
4. The clip type battery tab clamp device of claim 3, wherein: and a plurality of bulges which are used for being contacted with the battery lugs are distributed on the inner end surfaces of the current sheets opposite to each other.
5. The clip type battery tab clamp device of claim 4, wherein: the bulges are round table type bulges.
6. The clip type battery tab clamp device of claim 3, wherein: the edge of the turnover edge is zigzag and is used for being contacted with the battery lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810743912.6A CN108808138B (en) | 2018-07-09 | 2018-07-09 | Clamp device for clamp type battery tab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810743912.6A CN108808138B (en) | 2018-07-09 | 2018-07-09 | Clamp device for clamp type battery tab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108808138A CN108808138A (en) | 2018-11-13 |
| CN108808138B true CN108808138B (en) | 2023-09-22 |
Family
ID=64074852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810743912.6A Active CN108808138B (en) | 2018-07-09 | 2018-07-09 | Clamp device for clamp type battery tab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108808138B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473631A (en) * | 2018-11-22 | 2019-03-15 | 浙江杭可科技股份有限公司 | For clamping the pincer-like fixture of battery pole ear |
| CN111443221A (en) * | 2018-12-28 | 2020-07-24 | 深圳市瑞能实业股份有限公司 | Battery clamping piece device |
| CN111129416A (en) * | 2019-12-30 | 2020-05-08 | 东莞市沃泰通新能源有限公司 | Battery multi-tab fixing device and battery |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201859156U (en) * | 2010-10-29 | 2011-06-08 | 广州蓝奇电子实业有限公司 | Four-wire-method polymer lithium battery clamp |
| CN202035823U (en) * | 2011-03-08 | 2011-11-16 | 曾朝阳 | Clamp for preventing kicking quilt |
| CN202794225U (en) * | 2012-03-02 | 2013-03-13 | 张曙波 | Special fixture for battery testing device |
| CN203645808U (en) * | 2014-01-06 | 2014-06-11 | 石增增 | Earphone line clamp |
| CN207123545U (en) * | 2017-08-08 | 2018-03-20 | 东莞市盈之宝电子科技有限公司 | A kind of burn-in test fixture for battery super-high-current |
| CN208352472U (en) * | 2018-07-09 | 2019-01-08 | 浙江杭可科技股份有限公司 | Clamp type battery pole ear grip device |
-
2018
- 2018-07-09 CN CN201810743912.6A patent/CN108808138B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201859156U (en) * | 2010-10-29 | 2011-06-08 | 广州蓝奇电子实业有限公司 | Four-wire-method polymer lithium battery clamp |
| CN202035823U (en) * | 2011-03-08 | 2011-11-16 | 曾朝阳 | Clamp for preventing kicking quilt |
| CN202794225U (en) * | 2012-03-02 | 2013-03-13 | 张曙波 | Special fixture for battery testing device |
| CN203645808U (en) * | 2014-01-06 | 2014-06-11 | 石增增 | Earphone line clamp |
| CN207123545U (en) * | 2017-08-08 | 2018-03-20 | 东莞市盈之宝电子科技有限公司 | A kind of burn-in test fixture for battery super-high-current |
| CN208352472U (en) * | 2018-07-09 | 2019-01-08 | 浙江杭可科技股份有限公司 | Clamp type battery pole ear grip device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108808138A (en) | 2018-11-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108808138B (en) | Clamp device for clamp type battery tab | |
| CN107069244B (en) | Reed type clamp | |
| CN205960252U (en) | Connecting device and connecting device assembly | |
| CN206163777U (en) | Heavy current double -contact watchband reed | |
| CN109473631A (en) | For clamping the pincer-like fixture of battery pole ear | |
| CN113013451B (en) | Plug connector for detecting single voltage of fuel cell and mounting structure thereof | |
| CN209747767U (en) | scale type clamping spring and plug bush | |
| CN208352472U (en) | Clamp type battery pole ear grip device | |
| CN205960271U (en) | Scalable contact of electric connector | |
| CN209298244U (en) | For clamping the pincer-like fixture of battery pole ear | |
| CN209979813U (en) | Power battery cell detection clamp | |
| CN210120209U (en) | Clamp-shaped clamp | |
| CN208127335U (en) | Lithium ion polymer power battery formation fixture device | |
| CN113394591A (en) | Charging socket, charging plug and charging system | |
| CN208478623U (en) | A kind of bus duct base pin with anti-heating function | |
| CN111009749A (en) | Connecting wire for charging and discharging of storage battery | |
| CN201663317U (en) | Rectangular power connector | |
| CN208461151U (en) | A kind of wire jointing clamp | |
| CN207780076U (en) | High current grip device | |
| CN210038220U (en) | Fixing structure for light guide column of charging gun | |
| CN220585514U (en) | Novel new forms of energy heavy current power anchor clamps | |
| CN215869822U (en) | Battery pack and anti-drop terminal fixing assembly | |
| CN210952928U (en) | Battery fixing device with temperature and contact resistance detection function | |
| CN108808301A (en) | A kind of bus duct base pin with anti-heating function | |
| CN211374876U (en) | Just, tear electric tool that tests open |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |