CN203432696U - Lithium ion battery temperature test tructure - Google Patents

Lithium ion battery temperature test tructure Download PDF

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Publication number
CN203432696U
CN203432696U CN201320433578.7U CN201320433578U CN203432696U CN 203432696 U CN203432696 U CN 203432696U CN 201320433578 U CN201320433578 U CN 201320433578U CN 203432696 U CN203432696 U CN 203432696U
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CN
China
Prior art keywords
battery
temperature test
battery cover
cover board
ion
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.)
Expired - Fee Related
Application number
CN201320433578.7U
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Chinese (zh)
Inventor
张火成
张娜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Lishen Battery JSCL
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Tianjin Lishen Battery JSCL
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Application filed by Tianjin Lishen Battery JSCL filed Critical Tianjin Lishen Battery JSCL
Priority to CN201320433578.7U priority Critical patent/CN203432696U/en
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Publication of CN203432696U publication Critical patent/CN203432696U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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Abstract

The utility model provides a lithium ion battery temperature test tructure, including a battery cover and a battery housing which is fixedly connected with the battery cover, also including a connecting frame and at least one fixed jaw for connecting temperature collecting line. The connecting frame is fixed on a top of the battery cover or any non-contact surface of the battery cover of the battery housing. The fixed jaw is fixedly connected with the connecting frame. The lithium ion battery temperature test tructure has advantage of simple structure, but also ensures stability and precision of the temperature data acquisition and avoids the misjudgment of battery performance caused by the inaccuracy in the temperature data acquisition when a thermocouole is tightly contacted with a battery surface in a testing process. A metal material can be used repeatedly for avoiding the waste of the materials, but also a simple operation improves the production efficiency greatly, which is suitable for large-scale industrial production.

Description

A kind of lithium-ion-power cell temperature test structure
Technical field
The utility model relates to electrokinetic cell and manufactures field, especially a kind of lithium-ion-power cell temperature test structure.
Background technology
Along with the minimizing day by day of traditional fossil energy, and it is more serious to the mankind's threat day to take the Climatic issues that global warming is principal character.Electric automobile energy-conservation and environmental protection becomes the splendid selection of traffic and transport field.And one of most critical parts of electric automobile---electrokinetic cell also needs have higher volumetric properties and power-performance, and good security performance.
For guaranteeing its quality, before dispatching from the factory, battery has a performance test, because the accuracy of battery testing result directly affects the judgement to battery performance quality, accuracy and the validity of the security in battery testing process, battery testing result are subject to everybody paying close attention to.The variation of electrokinetic cell self-temperature in different condition test process is also different, and the temperature data while gathering battery testing data is the important evidence of judging battery quality.
In battery testing process, be now with adhesive tape, thermopair and battery surface to be sticked together mostly during to temperature acquisition, but the viscosity of adhesive tape can change with temperature in time to some extent, cause thermopair and battery terminal surface to produce the accuracy of gap affects test result.And all use adhesive tape bonding at every turn, and can cause battery surface to be polluted, even when battery failure, adhesive tape can produce combustion-supporting effect, to subsequent treatment, makes troubles.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of lithium-ion-power cell temperature test structure.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of lithium-ion-power cell temperature test structure, comprise battery cover board and battery container, described battery cover board is fixedly connected with battery container, also comprise link with at least one for being connected the fixed claw of temperature acquisition line, described link is fixedly installed on described battery cover board top or battery container arbitrarily and on the noncontact surface of battery cover board, described fixed claw is fixedly connected with described link.
Preferably, above-mentioned lithium-ion-power cell temperature test structure, described link is connected and fixed on described battery cover board top by Laser Welding (LBW).
Preferably, above-mentioned lithium-ion-power cell temperature test structure, the material of described link is aluminium or red copper.
Preferably, above-mentioned lithium-ion-power cell temperature test structure, described battery container is square structure.
Preferably, above-mentioned lithium-ion-power cell temperature test structure, the material of described battery cover board and battery container is aluminium or stainless steel.
The utility model structure has following beneficial effect:
Above-mentioned lithium-ion-power cell temperature test structure, simple in structure, in test process thermopair can with battery surface close contact, guaranteed stability and the accuracy of temperature data acquisition in battery testing process, avoided causing because temperature data acquisition is inaccurate the erroneous judgement to battery performance quality; The design of metal material, reusable, avoided the waste of material, and work efficiency simple to operate improves greatly, be applicable to the needs of large-scale industrial production.
Accompanying drawing explanation
Fig. 1 is the structural representation of lithium-ion-power cell temperature test structure described in the utility model.
In figure: 1-battery cover board 2-battery container 3-link 4-fixed claw
Embodiment
For further illustrating the utility model, now coordinate accompanying drawing to be described in detail:
As shown in Figure 1, described lithium-ion-power cell temperature test structure, the battery container 2 that comprises battery cover board 1 and square structure, the material of described battery cover board 1 and battery container 2 is aluminium, this battery cover board 1 is fixedly connected with battery container 2, the link 3 that also comprises red copper material with two for being connected the fixed claw 4 of temperature acquisition line, described link 3 is connected and fixed on described battery cover board 1 top by Laser Welding (LBW), described fixed claw 4 is fixedly connected with described link 3.
The method of attachment that above-mentioned lithium-ion-power cell temperature test structure and battery temperature gather line (thermopair) is:
(1) battery temperature is gathered to line (thermopair) and penetrate fixed claw 4;
(2) use pliers to step up fixed claw 4, self-contained battery temperature acquisition line (thermopair).
Link 3 of the present utility model can also be arranged on battery container 2 arbitrarily and on the noncontact surface of battery cover board 1, for test battery surface temperature.
By above-mentioned lithium-ion-power cell temperature test structure and battery temperature, gather the method for attachment of line, guaranteed battery in test process thermopair can with battery surface close contact; Guaranteed in battery testing process the stability of temperature data acquisition, accuracy; Avoided causing because temperature data acquisition is inaccurate the erroneous judgement to battery performance quality.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (5)

1. a lithium-ion-power cell temperature test structure, it is characterized in that: comprise battery cover board and battery container, described battery cover board is fixedly connected with battery container, also comprise link with at least one for being connected the fixed claw of temperature acquisition line, described link is fixedly installed on described battery cover board top or battery container arbitrarily and on the noncontact surface of battery cover board, described fixed claw is fixedly connected with described link.
2. lithium-ion-power cell temperature test structure according to claim 1, is characterized in that: described link is connected and fixed on described battery cover board top by Laser Welding (LBW).
3. lithium-ion-power cell temperature test structure according to claim 1 and 2, is characterized in that: the material of described link is aluminium or red copper.
4. lithium-ion-power cell temperature test structure according to claim 1, is characterized in that: described battery container is square structure.
5. lithium-ion-power cell temperature test structure according to claim 1, is characterized in that: the material of described battery cover board and battery container is aluminium or stainless steel.
CN201320433578.7U 2013-07-19 2013-07-19 Lithium ion battery temperature test tructure Expired - Fee Related CN203432696U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320433578.7U CN203432696U (en) 2013-07-19 2013-07-19 Lithium ion battery temperature test tructure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320433578.7U CN203432696U (en) 2013-07-19 2013-07-19 Lithium ion battery temperature test tructure

Publications (1)

Publication Number Publication Date
CN203432696U true CN203432696U (en) 2014-02-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320433578.7U Expired - Fee Related CN203432696U (en) 2013-07-19 2013-07-19 Lithium ion battery temperature test tructure

Country Status (1)

Country Link
CN (1) CN203432696U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110987210A (en) * 2019-11-05 2020-04-10 力神动力电池系统有限公司 Method for detecting internal temperature of lithium ion battery

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110987210A (en) * 2019-11-05 2020-04-10 力神动力电池系统有限公司 Method for detecting internal temperature of lithium ion battery

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140212

Termination date: 20150719

EXPY Termination of patent right or utility model