CN110208699B - Lithium battery test fixture - Google Patents
Lithium battery test fixture Download PDFInfo
- Publication number
- CN110208699B CN110208699B CN201910571075.8A CN201910571075A CN110208699B CN 110208699 B CN110208699 B CN 110208699B CN 201910571075 A CN201910571075 A CN 201910571075A CN 110208699 B CN110208699 B CN 110208699B
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- CN
- China
- Prior art keywords
- pressing
- block
- voltage
- current
- copper
- 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
- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 24
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 23
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 86
- 229910052802 copper Inorganic materials 0.000 claims abstract description 86
- 239000010949 copper Substances 0.000 claims abstract description 86
- 238000002955 isolation Methods 0.000 claims abstract description 8
- 239000000523 sample Substances 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/364—Battery terminal connectors with integrated measuring arrangements
-
- 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
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention provides a lithium battery test fixture, which comprises a base part, a pressing module, a guide part and a driving part, wherein the guide parts are arranged at two ends of the base part, the pressing module is arranged above the base part, and the driving part is arranged above the pressing module, and the lithium battery test fixture has the beneficial effects that: the probe pressure test fixture has the advantages of simple structure, convenient use and high accuracy; the lithium battery testing fixture is simple in structure, convenient to operate, low in cost, good in performance, good in compatibility with different batteries, and capable of guaranteeing perfect isolation between a current wire and a voltage wire; the isolation block is arranged between the voltage pressing fixed block and the current pressing fixed block for corresponding pressing, so that the current wire and the voltage wire are absolutely separated in the working process; the spring and the connecting screw are combined to control the pressing mode of pressing the copper sheet, so that good pressing contact and the same pressing force can be realized each time; the whole pressing adopts the application of the rapid clamp and the linear bearing guide, but the operation is simple and stable in the work.
Description
[ field of technology ]
The invention relates to a testing fixture, in particular to a lithium battery testing fixture.
[ background Art ]
With the development of scientific technology, the application of lithium batteries is throughout various industries, and the lithium batteries are required to be put into use through performance tests, and in the current various performance tests, a tab probe or a copper sheet clamp is inevitably required to ensure good contact between a test connecting wire and a tab.
In the existing lithium battery test probes or copper sheet clamps, most of the probes or copper sheets are directly pressed on the lugs by adopting simple four-bar mechanism quick clamps, and as the clamp precision is low, the lugs are difficult to ensure not to be scratched or elongated, and meanwhile, the compatibility of different batteries is difficult to grasp.
[ invention ]
The invention aims to solve the problems that in the existing lithium battery test probe or copper sheet clamp, most of the existing lithium battery test probe or copper sheet clamp adopts a simple four-bar mechanism quick clamp to directly press the probe or copper sheet on a tab, and the tab is difficult to be scratched or elongated due to low clamp precision, and meanwhile, the compatibility of different batteries is difficult to grasp.
The invention is realized by the following technical scheme:
the utility model provides a lithium battery test fixture, includes base part, pushes down module, guide part, drive part, base part both ends are equipped with guide part, base part top is equipped with pushes down the module, it is equipped with drive part to push down the module top.
Further, the base part includes base body, voltage wiring copper billet, electric current wiring copper billet, be equipped with a plurality of voltage wiring copper billet on the base body, voltage wiring copper billet one side is equipped with electric current wiring copper billet, be equipped with the utmost point ear on the voltage wiring copper billet, be equipped with the utmost point ear on the electric current wiring copper billet, voltage wiring copper billet one end is equipped with voltage binding post, electric current wiring copper billet one end is equipped with electric current binding post.
Further, the spacing between the voltage wiring copper block and the current wiring copper block is 1mm.
Further, the pressing module comprises a pressing module fixing block, a voltage pressing fixing block, a voltage connecting screw, a voltage spring, a voltage pressing copper block, an isolation block, a current pressing fixing block, a current connecting screw, a current spring and a current pressing copper block, wherein through holes are formed in two ends of the pressing module fixing block, the voltage pressing fixing block is fixed on the pressing module fixing block through the voltage connecting screw, through holes are formed in the voltage pressing fixing block, and the voltage connecting screw penetrates through the through holes and the voltage spring to be connected with the voltage pressing copper block and is fixed on the voltage pressing fixing block;
the current presses the fixed block through the current connecting screw to be fixed on the lower pressure module fixed block, be equipped with the through-hole on the current presses the fixed block, the current connecting screw pass through-hole and current spring with the current presses the copper block to fix on the current presses the fixed block, the voltage press the fixed block with be equipped with the isolation piece between the current presses the fixed block.
Further, the voltage presses and is equipped with the utmost point ear position on the copper billet, be equipped with the utmost point ear position on the copper billet is pressed to the electric current, the utmost point ear on the copper billet is pressed each other and is contacted with the utmost point ear position on the voltage wiring copper billet, the utmost point ear position on the copper billet is pressed each other and is contacted with the utmost point ear position on the current wiring copper billet.
Further, the driving part comprises a driving fixing block, a manual clamp and a connecting screw, a connecting screw through hole is formed in the middle of the driving fixing block, the driving fixing block is provided with the manual clamp, and the manual clamp is connected with the pressing module fixing block through the connecting screw.
Further, the guide part comprises a guide rod and a bearing, one end of the guide rod is fixed on the base body, and the other end of the guide rod penetrates through the bearing and through holes at two ends of the pressing module fixing block and is fixedly connected with the driving fixing block.
Further, the bearing is a linear bearing.
Further, the lug position on the voltage wiring copper block and the current wiring copper block is in a zigzag shape.
Further, the lug on the voltage pressing copper block and the current pressing copper block is in a zigzag shape.
The invention has the beneficial effects that:
(1) The lithium battery testing fixture is simple in structure, convenient to operate, low in cost, good in performance, good in compatibility with different batteries, and capable of guaranteeing perfect isolation between a current wire and a voltage wire;
(2) The isolation block is arranged between the voltage pressing fixed block and the current pressing fixed block for corresponding pressing, so that the current wire and the voltage wire are absolutely separated in the working process;
(3) The spring and the connecting screw are combined to control the pressing mode of pressing the copper sheet, so that good pressing contact and the same pressing force can be realized each time;
(4) The whole pressing adopts the application of the rapid clamp and the linear bearing guide, but the operation is simple and stable in the work.
[ description of the drawings ]
FIG. 1 is a schematic diagram of the front structure of a lithium battery test fixture according to the present invention;
FIG. 2 is a schematic diagram of a left-hand structure of the lithium battery test fixture of the present invention;
FIG. 3 is a schematic top view of a base member of the present invention;
FIG. 4 is a schematic view showing the bottom view of the press-down module of the present invention;
FIG. 5 is a schematic view showing the internal structure of the press-down module of the present invention;
FIG. 6 is a schematic view showing the internal cross-sectional structure of the press-down module of the present invention;
reference numerals: 1. a base member; 11. a base body; 12. a voltage wiring copper block; 120. a voltage connection terminal; 121. a tab position; 13. a current wiring copper block; 130. a voltage connection terminal; 131. a tab position; 2. a pressing module; 201. a pressing module fixing block; 202. a voltage pressing fixing block; 203. a voltage connection screw; 204. a voltage spring; 205. the voltage presses the copper block; 2051. a tab position; 206. a spacer block; 207. a current pressing fixing block; 208. a current connection screw; 209. a current spring; 210. current presses the copper block; 2101. a tab position; 3. a guide member; 31. a guide rod; 32. a bearing; 4. a driving part; 41. driving the fixed block; 42. a manual clamp; 43. a connecting screw;
[ detailed description ] of the invention
The invention is further described with reference to the accompanying drawings and detailed description below:
as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the lithium battery test fixture comprises a base component 1, a pressing module 2, a guide component 3 and a driving component 4, wherein the guide components 3 are arranged at two ends of the base component 1, the pressing module 2 is arranged above the base component 1, and the driving component 4 is arranged above the pressing module 2.
Preferably, the base component 1 comprises a base body 11, a voltage wiring copper block 12 and a current wiring copper block 13, wherein a plurality of voltage wiring copper blocks 12 are arranged on the base body 11, the current wiring copper block 13 is arranged on one side of the voltage wiring copper block 12, a lug position 121 is arranged on the voltage wiring copper block 12, a lug position 131 is arranged on the current wiring copper block 13, a voltage wiring terminal 120 is arranged at one end of the voltage wiring copper block 12, and a current wiring terminal 130 is arranged at one end of the current wiring copper block 13.
Preferably, the spacing between the voltage connection copper block 12 and the current connection copper block 13 is 1mm.
Preferably, the pressing module 2 includes a pressing module fixing block 201, a voltage pressing fixing block 202, a voltage connection screw 203, a voltage spring 204, a voltage pressing copper block 205, an isolating block 206, a current pressing fixing block 207, a current connection screw 208, a current spring 209, and a current pressing copper block 210, through holes are formed at two ends of the pressing module fixing block 201, the voltage pressing fixing block 202 is fixed on the pressing module fixing block 201 through the voltage connection screw 203, through holes are formed on the voltage pressing fixing block 202, and the voltage connection screw 203 is connected with the voltage pressing copper block 205 through the through holes and the voltage spring 204 and is fixed on the voltage pressing fixing block 202;
the current pressing fixing block 207 is fixed on the lower pressing module fixing block 201 through a current connecting screw 208, a through hole is formed in the current pressing fixing block 207, the current connecting screw 208 penetrates through the through hole and a current spring 209 to be connected with the current pressing copper block 210 and is fixed on the current pressing fixing block 207, and a separation block 206 is arranged between the voltage pressing fixing block 202 and the current pressing fixing block 207.
Preferably, the voltage pressing copper block 205 is provided with a tab 2051, the current pressing copper block 210 is provided with a tab 2101, the tab 2051 on the voltage pressing copper block 205 and the tab 121 on the voltage wiring copper block 12 are pressed and contacted with each other, and the tab 131 on the current pressing copper block 210 and the tab 131 on the current wiring copper block 13 are pressed and contacted with each other.
Preferably, the driving component 4 comprises a driving fixing block 41, a manual clamp 42 and a connecting screw 43, a connecting screw through hole is formed in the middle of the driving fixing block 41, the manual clamp 42 is arranged on the driving fixing block 41, and the manual clamp 42 is connected with the pressing module fixing block 201 through the connecting screw 43.
Preferably, the guide member 3 includes a guide rod 31 and a bearing 32, one end of the guide rod 31 is fixed on the base body 11, and the other end of the guide rod 31 is fixedly connected with the driving fixing block 41 through the bearing 32 and through holes at two ends of the pressing module fixing block 201.
Preferably, the bearing 32 is a linear bearing.
Preferably, the lug positions on the voltage wiring copper block 12 and the current wiring copper block 13 are in a zigzag shape.
Preferably, the lug shapes on the voltage pressing copper block 205 and the current pressing copper block 210 are saw-tooth shapes.
Modifications and variations of the above embodiments will be apparent to those skilled in the art in light of the above teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.
Claims (8)
1. A lithium battery test fixture is characterized in that: the device comprises a base part, a pressing module, a guide part and a driving part, wherein the guide parts are arranged at two ends of the base part, the pressing module is arranged above the base part, and the driving part is arranged above the pressing module; the lower pressure module comprises a lower pressure module fixing block, a voltage pressing fixing block, a voltage connecting screw, a voltage spring, a voltage pressing copper block, an isolation block, a current pressing fixing block, a current connecting screw, a current spring and a current pressing copper block, wherein through holes are formed in two ends of the lower pressure module fixing block, the voltage pressing fixing block is fixed on the lower pressure module fixing block through the voltage connecting screw, through holes are formed in the voltage pressing fixing block, and the voltage connecting screw penetrates through the through holes and the voltage spring to be connected with the voltage pressing copper block and is fixed on the voltage pressing fixing block; the current pressing fixed block is fixed on the lower pressing module fixed block through a current connecting screw, a through hole is formed in the current pressing fixed block, the current connecting screw penetrates through the through hole and the current spring to be connected with the current pressing copper block and is fixed on the current pressing fixed block, and an isolation block is arranged between the voltage pressing fixed block and the current pressing fixed block; the voltage presses and is equipped with the utmost point ear position on the copper billet, be equipped with the utmost point ear position on the copper billet is pressed to the electric current, the utmost point ear position on the copper billet is pressed each other and is contacted with the utmost point ear position on the voltage wiring copper billet to the voltage, the utmost point ear position on the copper billet is pressed each other and is contacted with the utmost point ear position on the current wiring copper billet to the electric current.
2. The lithium battery test fixture of claim 1, wherein: the base part comprises a base body, a voltage wiring copper block and a current wiring copper block, wherein a plurality of voltage wiring copper blocks are arranged on the base body, the current wiring copper block is arranged on one side of the voltage wiring copper block, a lug position is arranged on the current wiring copper block, a voltage wiring terminal is arranged at one end of the voltage wiring copper block, and a current wiring terminal is arranged at one end of the current wiring copper block.
3. The lithium battery test fixture of claim 2, wherein: the distance between the voltage wiring copper block and the current wiring copper block is 1mm.
4. The lithium battery test fixture of claim 1, wherein: the driving part comprises a driving fixed block, a manual clamp and a connecting screw, wherein a connecting screw through hole is formed in the middle of the driving fixed block, the driving fixed block is provided with the manual clamp, and the manual clamp is connected with the pressing module fixed block through the connecting screw.
5. The lithium battery test fixture of claim 4, wherein: the guide part comprises a guide rod and a bearing, one end of the guide rod is fixed on the base body, and the other end of the guide rod passes through the bearing and through holes at two ends of the pressing module fixing block and is fixedly connected with the driving fixing block.
6. The lithium battery test fixture of claim 5, wherein: the bearing is a linear bearing.
7. The lithium battery test fixture of claim 2, wherein: the lug position on the voltage wiring copper block and the current wiring copper block is in a zigzag shape.
8. The lithium battery test fixture of claim 1, wherein: the lug on the voltage pressing copper block and the current pressing copper block is in a zigzag shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910571075.8A CN110208699B (en) | 2019-06-28 | 2019-06-28 | Lithium battery test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910571075.8A CN110208699B (en) | 2019-06-28 | 2019-06-28 | Lithium battery test fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110208699A CN110208699A (en) | 2019-09-06 |
| CN110208699B true CN110208699B (en) | 2024-02-20 |
Family
ID=67795140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910571075.8A Active CN110208699B (en) | 2019-06-28 | 2019-06-28 | Lithium battery test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110208699B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129601A (en) * | 2019-11-29 | 2020-05-08 | 浙江杭可科技股份有限公司 | Pneumatic control clamp |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050039986A (en) * | 2003-10-27 | 2005-05-03 | (주)지우텍 | Contacting apparatus having multiple point of contact for lithium polymer battery |
| CN104049115A (en) * | 2014-06-16 | 2014-09-17 | 毛广甫 | Polymer soft package battery detecting clamp |
| CN204086495U (en) * | 2014-09-24 | 2015-01-07 | 驻马店市圣力源科技有限公司 | A kind of battery testing platform |
| CN206573610U (en) * | 2016-11-21 | 2017-10-20 | 深圳市科陆电子科技股份有限公司 | A kind of cell measuring clamp |
| CN207457297U (en) * | 2017-11-30 | 2018-06-05 | 北京大华品耐科技有限公司 | For testing the fixture of high current soft package lithium battery |
| CN210665967U (en) * | 2019-06-28 | 2020-06-02 | 深圳市新威尔电子有限公司 | Lithium battery test fixture |
-
2019
- 2019-06-28 CN CN201910571075.8A patent/CN110208699B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050039986A (en) * | 2003-10-27 | 2005-05-03 | (주)지우텍 | Contacting apparatus having multiple point of contact for lithium polymer battery |
| CN104049115A (en) * | 2014-06-16 | 2014-09-17 | 毛广甫 | Polymer soft package battery detecting clamp |
| CN204086495U (en) * | 2014-09-24 | 2015-01-07 | 驻马店市圣力源科技有限公司 | A kind of battery testing platform |
| CN206573610U (en) * | 2016-11-21 | 2017-10-20 | 深圳市科陆电子科技股份有限公司 | A kind of cell measuring clamp |
| CN207457297U (en) * | 2017-11-30 | 2018-06-05 | 北京大华品耐科技有限公司 | For testing the fixture of high current soft package lithium battery |
| CN210665967U (en) * | 2019-06-28 | 2020-06-02 | 深圳市新威尔电子有限公司 | Lithium battery test fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110208699A (en) | 2019-09-06 |
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