CN103134956A - Fixture used for testing soft roll battery electrical performance - Google Patents

Fixture used for testing soft roll battery electrical performance Download PDF

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Publication number
CN103134956A
CN103134956A CN2011103985514A CN201110398551A CN103134956A CN 103134956 A CN103134956 A CN 103134956A CN 2011103985514 A CN2011103985514 A CN 2011103985514A CN 201110398551 A CN201110398551 A CN 201110398551A CN 103134956 A CN103134956 A CN 103134956A
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China
Prior art keywords
package battery
soft
coupling arrangement
fixture
compressing tablet
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Granted
Application number
CN2011103985514A
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Chinese (zh)
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CN103134956B (en
Inventor
王驰伟
董尚尚
扈银龙
姜广
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Tianjin EV Energies Co Ltd
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Tianjin EV Energies Co Ltd
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Priority to CN201110398551.4A priority Critical patent/CN103134956B/en
Publication of CN103134956A publication Critical patent/CN103134956A/en
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Abstract

The invention discloses a fixture used for testing soft roll battery electrical performance. The fixture used for testing soft roll battery electrical performance comprises an insulating main board, a positive electrode connecting device and a negative electrode connecting device which are arranged on the insulating main board, the positive electrode connecting device is corresponding to a positive electrode ear of the soft roll battery, and the negative electrode connecting device is corresponding to a negative electrode ear of the soft roll battery. The positive electrode connecting device and the negative electrode connecting device both comprises a gasket connected with the insulating main board and an electric conduction tabletting arranged on the upper layer of the gasket in a folding mode. The electric conduction tabletting and the gasket are connected through two bolts arranged on a position closes to two ends of the electric conduction tabletting and the gasket, and at least two electrode pillars are arranged on the upper surface of the electric conduction tabletting, and at least one electrode pillar is provided with an external threads, and nuts matched with the external thread can tightly compress a current test terminal of the testing device between the nuts and the electric conduction tabletting. With adoption of the arrangement, the fixture used for testing soft roll battery electrical performance can effectively simplify test process of the soft roll battery and provide stable test data.

Description

A kind of fixture for test soft-package battery electrical property
Technical field
The present invention relates to the battery performance test technical field, relate to more specifically a kind of fixture for test soft-package battery electrical property.
Background technology
In recent years, along with the develop rapidly of economic construction, petroleum reserves in the world descends rapidly, and for alleviating energy crisis, electric motor car becomes one of ideal vehicles of people.
Soft-package battery is the core component of electric motor car, and the performance quality of soft-package battery directly has influence on the flying power of electric motor car.Electric performance test is the big event of check soft-package battery performance, below content will describe in detail to soft-package battery electric performance test mode in prior art.
Please refer to Fig. 1, Fig. 1 is testing apparatus and soft-package battery syndeton schematic diagram in prior art.
Soft-package battery comprises two positive pole ears 01 and negative lug 02, and these two lugs are by the metallic conductor that extracts in battery core, and positive pole ear 01 and negative lug 02 are the contact points that soft-package battery discharges and recharges.In prior art, for easily with positive pole ear 01 and negative lug 02 be connected with testing apparatus, usually offer through hole on above-mentioned two lugs.The calibrating terminal of testing apparatus adopts Cu (copper) terminal usually, and two testing current terminals of testing apparatus are provided with the through hole corresponding with the through hole offered on above-mentioned two lugs.When carrying out the testing current of soft-package battery, adopt the connected mode of bolt and nut to connect one to one with positive pole ear 01 and negative lug 02 respectively two testing current terminals.
When carrying out the voltage tester of soft-package battery, positive pole ear and the negative lug that only the voltage tester chuck of testing apparatus need be sandwiched in the soft-package battery bag get final product.
Yet, in prior art, needing the positive pole ear 01 of soft-package battery and negative lug 02 are punched respectively and can carry out testing current, test step is more complicated.In addition, adopt the connected mode of bolt and nut that the testing current terminal is connected with above-mentioned two lugs respectively, the contact area between testing current terminal and lug is less, and then causes when carrying out high-current test, and test data is unstable.
Therefore, how to solve soft-package battery test process complexity and the unsettled problem of test data in prior art, become those skilled in the art's important technological problems to be solved.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of fixture for test soft-package battery electrical property, it can effectively be simplified the test process of soft-package battery and stable test data can be provided.
The invention provides a kind of fixture for test soft-package battery electrical property, comprise insulation mainboard, the anodal coupling arrangement that is arranged at described insulation mainboard and negative pole coupling arrangement, and described anodal coupling arrangement is corresponding with the positive pole ear of described soft-package battery, described negative pole coupling arrangement is corresponding with the negative lug of described soft-package battery, and described anodal coupling arrangement and described negative pole coupling arrangement include:
Be connected in the pad of described insulation mainboard;
Be stacked and placed on the conduction compressing tablet on described pad upper strata, described conduction compressing tablet and described pad are connected by two bolts that are close to two-end parts both and install, and the upper surface of described conduction compressing tablet is provided with at least two poles, and at least one described pole is provided with external thread, and the suitable nut of described external thread can be pressed in the testing current terminal of testing apparatus between described nut and described conduction compressing tablet.
Preferably, described anodal coupling arrangement and described negative pole coupling arrangement are equipped with three described poles, and three described poles evenly distribute, and one of them described pole is provided with external thread.
Preferably, offer a plurality of heat radiation through holes on described insulation mainboard.
Preferably, described pad is copper backing.
Preferably, described conduction compressing tablet is copper compressing tablet.
Preferably, placed separately between described anodal coupling arrangement and described negative pole coupling arrangement have an insulcrete.
Preferably, described pole is welded in the upper surface of described conduction compressing tablet.
Preferably, described pad is adhered to described insulation mainboard.
The invention provides a kind of fixture for test soft-package battery electrical property, comprise insulation mainboard, the anodal coupling arrangement that is arranged at described insulation mainboard and negative pole coupling arrangement, and described anodal coupling arrangement is corresponding with the positive pole ear of described soft-package battery, described negative pole coupling arrangement is corresponding with the negative lug of described soft-package battery, and described anodal coupling arrangement and described negative pole coupling arrangement include: the pad that is connected in described insulation mainboard; Be stacked and placed on the conduction compressing tablet on described pad upper strata, described conduction compressing tablet and described pad are connected by two bolts that are close to two-end parts both and install, and the upper surface of described conduction compressing tablet is provided with at least two poles, and at least one described pole is provided with external thread, and the suitable nut of described external thread can be pressed in the testing current terminal of testing apparatus between described nut and described conduction compressing tablet.
So arrange, use the fixture for test soft-package battery electrical property provided by the invention, when testing, soft-package battery is positioned on the insulation mainboard, and with the positive pole ear of soft-package battery and negative lug respectively with the mainboard that insulate on anodal coupling arrangement and the corresponding placement of negative pole coupling arrangement.Then, unscrew for connecting the bolt of pad with the conduction compressing tablet, making between conduction compressing tablet and pad can accommodating positive pole ear and negative lug, positive pole ear and the negative lug of soft-package battery are inserted into respectively in the gap of conduction compressing tablet and pad, and screwing bolt, positive pole ear and negative lug can be pressed between conduction compressing tablet and pad.Then the testing current terminal of testing apparatus is pressed between nut and conduction compressing tablet by described nut, and the voltage tester terminal of testing apparatus is sandwiched in other pole gets final product.
Obviously, the fixture for test soft-package battery electrical property provided by the invention need not positive pole ear and the negative lug of soft-package battery are punched, and the contact area between conduction compressing tablet and lug is larger, can effectively guarantee the stability of measuring current.Therefore, a kind of fixture for test soft-package battery electrical property provided by the invention, it can effectively be simplified the test process of soft-package battery and stable test data can be provided.
Description of drawings
Fig. 1 is testing apparatus and soft-package battery syndeton schematic diagram in prior art;
Fig. 2 is the structural representation that is used for the fixture of test soft-package battery electrical property in the specific embodiment of the invention.
Embodiment
The invention provides a kind of fixture for test soft-package battery electrical property, it can effectively be simplified the test process of soft-package battery and stable test data can be provided.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Please refer to Fig. 2, Fig. 2 is the structural representation that is used for the fixture of test soft-package battery electrical property in the specific embodiment of the invention.
Fixture for test soft-package battery electrical property provided in the present embodiment comprises insulation mainboard 11, is arranged at anodal coupling arrangement 12 and the negative pole coupling arrangement 13 of insulation mainboard 11.
Need to prove, anodal coupling arrangement 12 is corresponding with positive pole ear and the negative lug of soft-package battery respectively with negative pole coupling arrangement 13, be the positive pole ear that anodal coupling arrangement 12 is used for connecting soft-package battery, negative pole coupling arrangement 13 is used for connecting the negative lug of soft-package battery.
Anodal coupling arrangement 12 and negative pole coupling arrangement 13 include pad 14 and conduction compressing tablet 15, and wherein, pad 14 is connected on insulation mainboard 11, and conduction compressing tablet 15 is stacked and placed on the upper strata of pad 14.Conduction compressing tablet 15 is connected by two bolts 16 with pad 14, and wherein, these two bolts 16 are close to respectively the position at the both ends of conduction compressing tablet 15 and pad 14.
The upper surface of conduction compressing tablet 15 is provided with at least two poles 17, and wherein the outer peripheral face of at least one pole 17 is provided with external thread, and the suitable nut 18 of external thread can be pressed in the testing current terminal of testing apparatus nut 18 and conduct electricity between compressing tablet 15.
So arrange, use the fixture for test soft-package battery electrical property provided in the present embodiment, when testing, soft-package battery is positioned on insulation mainboard 11, and with the positive pole ear of soft-package battery and negative lug respectively with the mainboard 11 that insulate on anodal coupling arrangement 12 and the corresponding placement of negative pole coupling arrangement 13.
Then, unscrew for connecting the bolt 16 of pad 14 with conduction compressing tablet 15, making between conduction compressing tablet 15 and pad 14 can accommodating positive pole ear and negative lug, positive pole ear and the negative lug of soft-package battery are inserted into respectively in the gap of conduction compressing tablet 15 and pad 14, and screwing bolt 16, positive pole ear and negative lug can be pressed between conduction compressing tablet 15 and pad 14.Then the testing current terminal of testing apparatus is pressed between nut 18 and conduction compressing tablet 15 by nut 18, and the voltage tester terminal of testing apparatus is sandwiched in other pole gets final product.
Obviously, fixture for test soft-package battery electrical property provided in the present embodiment, need not positive pole ear and the negative lug of soft-package battery are punched, and the contact area between conduction compressing tablet 15 and lug is larger, can effectively guarantees the stability of measuring current.Therefore, a kind of fixture for test soft-package battery electrical property provided in the present embodiment, it can effectively be simplified the test process of soft-package battery and stable test data can be provided.
Need to prove, due to the soft-package battery of different model, the varying in size of its lug.During due to test, testing current terminal and the distance between voltage tester terminal and lug of testing apparatus are less, and measured data are more accurate.
Given this, the pole 17 that arranges on conduction compressing tablet 15 provided in the present embodiment can be a plurality of, and these a plurality of poles 17 are distributed in the upper surface of conduction compressing tablet 15 equably, for example, pole 17 can be specially three, one of them is provided with external thread, in order to be connected with the testing current terminal, three poles 17 are uniformly distributed in the upper surface of conduction compressing tablet 15.
So arrange, can select the pole of close battery pole ear to be connected with the calibrating terminal of testing apparatus according to the size of soft-package battery lug, effectively improved the range of application of test fixture provided in the present embodiment.
Certainly, pole 15 provided in the present embodiment also can be other quantity, such as, four, five etc., and be provided with externally threaded pole and also can be two, three etc., this embodiment is not done concrete restriction to the concrete quantity of pole, and its concrete quantity can be thoroughly done away with actual conditions and specifically set.
In addition, need to prove, insulation mainboard 11 is used for propping up soft-package battery, and in test process, soft-package battery meeting distribute heat is dissipated to the external world as early as possible in order to make the heat that soft-package battery distributes, and to avoid the soft-package battery temperature to raise, test data is impacted.
Test fixture provided in the present embodiment, offer a plurality of heat radiation through holes 111 on its insulation mainboard 11, so arrange, when carrying out the soft-package battery electric performance test, the heat that soft-package battery distributes can be dissipated in outside air as early as possible by heat radiation through hole 111, has effectively improved the heat dispersion of test fixture.
In addition, need to prove, pad 14 provided in the present embodiment can be specially copper gasket, be to be understood that, copper gasket has electric conductivity preferably, and the electric current that soft-package battery is emitted can conduct to conduction compressing tablet 15 by copper gasket, and then conducts to the calibrating terminal of testing apparatus, copper gasket can effectively reduce the loss of electric current in conductive process, has effectively guaranteed test accuracy.
In addition, in order to reduce the loss of electric current in conductive process, conduction compressing tablet 15 provided in the present embodiment also can be copper compressing tablet.Certainly, pad 14 and conduction compressing tablet 15 also can be pad and the conduction compressing tablet of other material, and its need have preferably that electric conductivity gets final product.
In order to prevent in test process, anodal coupling arrangement 12 and negative pole coupling arrangement 13 come in contact, and then cause the problem of battery short circuit, fixture for test soft-package battery electrical property provided in the present embodiment, placed separately between its anodal coupling arrangement 12 and negative pole coupling arrangement 13 have an insulcrete 19.This insulcrete 19 can be specially plank, certainly, also can be the insulcrete of other material, such as, electro-insulating rubber, insulating glass etc.
So arrange, in anodal coupling arrangement 12 and negative pole coupling arrangement 13, the interval is provided with insulcrete 19, can effectively evade anodal coupling arrangement 12 and come in contact with negative pole coupling arrangement 13, and then cause the problem of battery short circuit.
In addition, the fixture for test soft-package battery electrical property provided in the present embodiment, its pole 17 can be connected in by the mode of welding the upper surface of conduction compressing tablet 15, certainly, also can pass through alternate manner, such as, bonding, cast the mode such as connect.In addition, pad 14 can be connected in by bonding mode insulation mainboard 11, and certainly, pad 14 also can be connected in insulation mainboard 11 by modes such as riveted joint, screw connections.
Above a kind of fixture for test soft-package battery electrical property provided by the present invention is described in detail, used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.

Claims (8)

1. fixture that is used for test soft-package battery electrical property, it is characterized in that, comprise insulation mainboard, the anodal coupling arrangement that is arranged at described insulation mainboard and negative pole coupling arrangement, and described anodal coupling arrangement is corresponding with the positive pole ear of described soft-package battery, described negative pole coupling arrangement is corresponding with the negative lug of described soft-package battery, and described anodal coupling arrangement and described negative pole coupling arrangement include:
Be connected in the pad of described insulation mainboard;
Be stacked and placed on the conduction compressing tablet on described pad upper strata, described conduction compressing tablet and described pad are connected by two bolts that are close to two-end parts both and install, and the upper surface of described conduction compressing tablet is provided with at least two poles, and at least one described pole is provided with external thread, and the suitable nut of described external thread can be pressed in the testing current terminal of testing apparatus between described nut and described conduction compressing tablet.
2. a kind of fixture for test soft-package battery electrical property as claimed in claim 1, it is characterized in that, described anodal coupling arrangement and described negative pole coupling arrangement are equipped with three described poles, and three described poles evenly distribute, and one of them described pole is provided with external thread.
3. a kind of fixture for test soft-package battery electrical property as claimed in claim 1, is characterized in that, offers a plurality of heat radiation through holes on described insulation mainboard.
4. a kind of fixture for test soft-package battery electrical property as claimed in claim 3, is characterized in that, described pad is copper backing.
5. a kind of fixture for test soft-package battery electrical property as claimed in claim 4, is characterized in that, described conduction compressing tablet is copper compressing tablet.
6. a kind of fixture for test soft-package battery electrical property as described in claim 1-5 any one, is characterized in that, placed separately between described anodal coupling arrangement and described negative pole coupling arrangement have an insulcrete.
7. a kind of fixture for test soft-package battery electrical property as claimed in claim 6, is characterized in that, described pole is welded in the upper surface of described conduction compressing tablet.
8. a kind of fixture for test soft-package battery electrical property as claimed in claim 7, is characterized in that, described pad is adhered to described insulation mainboard.
CN201110398551.4A 2011-12-05 2011-12-05 A kind of fixture for testing soft-package battery electrical property Active CN103134956B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110398551.4A CN103134956B (en) 2011-12-05 2011-12-05 A kind of fixture for testing soft-package battery electrical property

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Application Number Priority Date Filing Date Title
CN201110398551.4A CN103134956B (en) 2011-12-05 2011-12-05 A kind of fixture for testing soft-package battery electrical property

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CN103134956A true CN103134956A (en) 2013-06-05
CN103134956B CN103134956B (en) 2016-03-02

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103487605A (en) * 2013-09-27 2014-01-01 国家电网公司 Safety testing device for lithium ion battery
CN104764907A (en) * 2015-03-18 2015-07-08 江苏乐能电池股份有限公司 Flexible package lithium ionized clamp
CN105548903A (en) * 2016-01-08 2016-05-04 北京长城华冠汽车科技股份有限公司 Battery tab clamp, battery test mounting table, and installation method during battery test
CN112345845A (en) * 2020-09-25 2021-02-09 华东光电集成器件研究所 Microminiature encapsulation circuit aging clamp

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE940996A1 (en) * 1994-07-22 1996-01-24 Enda Brennan A battery pack testing apparatus
JP2001185234A (en) * 1999-12-28 2001-07-06 Sanyo Electric Co Ltd Evaluation method cycle life properties of secondary battery
CN2572414Y (en) * 2002-09-28 2003-09-10 深圳市中兴通讯股份有限公司 Universal plate shape battery test clamp
CN2607582Y (en) * 2003-03-15 2004-03-24 比亚迪股份有限公司 Cell measuring clamp
CN201945608U (en) * 2011-01-14 2011-08-24 杭州杭可精密仪器有限公司 Clamp device for lithium battery test
CN202013914U (en) * 2011-04-22 2011-10-19 马军玲 Flat connector for pole pieces of high-current polymer lithium ion battery pack

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE940996A1 (en) * 1994-07-22 1996-01-24 Enda Brennan A battery pack testing apparatus
JP2001185234A (en) * 1999-12-28 2001-07-06 Sanyo Electric Co Ltd Evaluation method cycle life properties of secondary battery
CN2572414Y (en) * 2002-09-28 2003-09-10 深圳市中兴通讯股份有限公司 Universal plate shape battery test clamp
CN2607582Y (en) * 2003-03-15 2004-03-24 比亚迪股份有限公司 Cell measuring clamp
CN201945608U (en) * 2011-01-14 2011-08-24 杭州杭可精密仪器有限公司 Clamp device for lithium battery test
CN202013914U (en) * 2011-04-22 2011-10-19 马军玲 Flat connector for pole pieces of high-current polymer lithium ion battery pack

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103487605A (en) * 2013-09-27 2014-01-01 国家电网公司 Safety testing device for lithium ion battery
CN103487605B (en) * 2013-09-27 2015-12-02 国家电网公司 A kind of lithium ion battery safety instrumentation
CN104764907A (en) * 2015-03-18 2015-07-08 江苏乐能电池股份有限公司 Flexible package lithium ionized clamp
CN105548903A (en) * 2016-01-08 2016-05-04 北京长城华冠汽车科技股份有限公司 Battery tab clamp, battery test mounting table, and installation method during battery test
CN112345845A (en) * 2020-09-25 2021-02-09 华东光电集成器件研究所 Microminiature encapsulation circuit aging clamp

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