CN209044043U - A kind of short-circuit test mechanism of flexible package lithium cell - Google Patents

A kind of short-circuit test mechanism of flexible package lithium cell Download PDF

Info

Publication number
CN209044043U
CN209044043U CN201821814506.6U CN201821814506U CN209044043U CN 209044043 U CN209044043 U CN 209044043U CN 201821814506 U CN201821814506 U CN 201821814506U CN 209044043 U CN209044043 U CN 209044043U
Authority
CN
China
Prior art keywords
short
test
circuit
positioning
circuit test
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
CN201821814506.6U
Other languages
Chinese (zh)
Inventor
张松林
刘一磊
邓应平
陈家城
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.)
Zhongshan Huineng Technology Co Ltd
Original Assignee
Zhongshan Huineng Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhongshan Huineng Technology Co Ltd filed Critical Zhongshan Huineng Technology Co Ltd
Priority to CN201821814506.6U priority Critical patent/CN209044043U/en
Application granted granted Critical
Publication of CN209044043U publication Critical patent/CN209044043U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Secondary Cells (AREA)

Abstract

The utility model discloses a kind of short-circuit test mechanisms of flexible package lithium cell, the short-circuit detecting for flexible package lithium cell, comprising: rack;Insulation test bracket, is slidably arranged in rack;Positioning component is liftably arranged on Insulation test bracket, for positioning to the lithium battery on Insulation test position;Insulation test component is liftably arranged on Insulation test bracket, after positioning component is to lithium battery positioning, carries out short-circuit test to the lithium battery on Insulation test position;Short circuit tester is electrically connected with Insulation test component, for showing short-circuit test result.The short-circuit test mechanism of the utility model can synchronize between detection anode ear and negative electrode lug, between anode ear and aluminum plastic film and between negative electrode lug and aluminum plastic film whether short circuit, save detection time, improve detection efficiency.

Description

A kind of short-circuit test mechanism of flexible package lithium cell
Technical field
The utility model belongs to flexible package lithium cell production technical field more particularly to a kind of short circuit of flexible package lithium cell Mechanism for testing.
Background technique
Flexible package lithium cell has many advantages, such as having a safety feature, is light-weight, capacity is big, internal resistance is small, flexible design, Therefore it is widely used in the fields such as mobile terminal, electric car, wind generator system.
Flexible package lithium cell includes battery core, the anode ear for being electrically connected in battery core respectively and negative electrode lug and for encapsulating electricity The aluminum plastic film of core.Soft package lithium battery production in problem first is that, inside battery be easy to happen physical contact and generate short circuit, Short circuit, which occurs, for flexible package lithium cell makes battery core performance by strong influence, therefore, accurately diagnoses the short-circuit feelings inside battery core Condition is extremely important.
Lithium battery interior short circuit is there are two types of form: one is by battery core during lamination and flexible package, the collection of anode and cathode Fluid breakthrough electrolyte membrance occurs physical contact and forms short circuit;Another kind is battery core during charge and discharge cycles, due to Electrode active material and electrolyte membrane materials itself have played the conducting of local electronic caused by chemical change.
Have many equipment on lithium battery short-circuit detecting device market plane at present, as battery short circuit comprehensive tester, multimeter, It is remotely controlled high current short-circuiting means etc., all only a certain item short circuit of single test battery core, such as multimeter can only test battery core short circuit, But it can not test aluminum plastic film short circuit;Same battery short circuit comprehensive tester also only shows battery short circuit, cannot distinguish between battery core short circuit Or aluminum plastic film short circuit;The either positive and negative test pencil of man-hour manually hand-held short circuit tester individually successively measures lithium battery the two poles of the earth, cathode With shell, anode and shell, short-circuit conditions are judged according to the deflection of electric current pointer.Therefore, problems of the prior art Be: lithium battery short-circuit test device is complicated for operation, and accuracy rate is low, leads to often have short-circuit lithium battery that cannot be detected, flows to Next manufacturing procedure, cause it is unnecessary scrap, and test operation is complicated big, low efficiency, and product cost is caused to rise.
Utility model content
(1) purpose of utility model
The purpose of the utility model is to provide a kind of short-circuit test mechanisms of flexible package lithium cell, solve in the prior art Short-circuit test device test operation complexity is big, low efficiency, problem at high cost.
(2) technical solution
To solve the above problems, on the one hand the utility model provides a kind of short-circuit test mechanism of flexible package lithium cell, Short-circuit detecting for flexible package lithium cell, comprising:
Rack;
Insulation test bracket, is slidably arranged in rack;
Positioning component is liftably arranged on Insulation test bracket, for carrying out to the lithium battery on Insulation test position Positioning;
Insulation test component is liftably arranged on Insulation test bracket, right after positioning component is to lithium battery positioning Lithium battery on Insulation test position carries out short-circuit test;
Short circuit tester is electrically connected with Insulation test component, for showing short-circuit test result.
Further, the short-circuit test of lithium battery includes: the short-circuit test between anode ear and negative electrode lug, anode ear and aluminium The short-circuit test between short-circuit test and negative electrode lug and aluminum plastic film between plastic film.
Further, Insulation test bracket includes:
Short-circuit test bracket, in hollow quadrilateral structure, short-circuit test bracket includes that two short circuits arranged side by side are surveyed Examination vertical plate and the short-circuit test support plate for being mounted on vertical plate upper end;
Locating support is arranged above short-circuit test bracket, and locating support includes: four positioning vertical columns and is mounted on four The positioning support plate of a positioning vertical column upper end.
Further, positioning component includes: positioning plate, is liftably arranged in below Insulation test bracket, can be to exhausted Lithium battery on edge test position is positioned.
Further, positioning component includes:
Upper and lower air cylinders are positioned, are arranged on Insulation test bracket, output end is connect with positioning plate.
Further, positioning component includes:
Front and back positioning cylinder is arranged on Insulation test bracket, and output end is connect with positioning plate.
Further, Insulation test component includes:
Probe support is arranged in short-circuit test support plate and is symmetricly set on the two sides of positioning component;
Detection probe component, liftable are arranged below Insulation test bracket, can carry out in positioning component to lithium battery It is short to anode ear, negative electrode lug or the anode ear positioned at lithium battery two sides, the negative electrode lug progress that are located at lithium battery the same side after positioning Drive test examination.
Further, Insulation test component further include:
Probe in detecting cylinder is arranged on probe support, and output end is connect with detection probe component.
Further, detection probe component includes anode ear test probe, negative electrode lug test probe and pierces through knife, anode Ear test probe, negative electrode lug test probe and puncture knife are respectively provided with four test probes.
Further, positioning component further include:
Pressure cylinder is arranged on locating support, and output end is connect with positioning plate, can control and maintain positioning plate Pressure.
(3) beneficial effect
The above-mentioned technical proposal of the utility model has following beneficial technical effect: the flexible-packaged lithium electricity of the utility model The short-circuit test mechanism in pond tests probe, negative electrode lug tests probe and pierces through knife and can synchronize to anode by setting anode ear Short-circuit test is carried out between ear and negative electrode lug, between anode ear and aluminum plastic film and between negative electrode lug and aluminum plastic film, with existing skill Art is compared, and the short-circuit test mechanism of the utility model realizes the automation of test, improve testing efficiency, reduce test at This.
Detailed description of the invention
Fig. 1 is one of the structural schematic diagram of the short-circuit test mechanism of the flexible package lithium cell of the utility model;
Fig. 2 is the second structural representation of the short-circuit test mechanism of the flexible package lithium cell of the utility model.
Appended drawing reference:
28 Insulation test brackets, 31 test platforms, 32 probe in detecting cylinders, 33 positioning upper and lower air cylinders, 34 Insulation test groups Part, 38 pressure cylinders, 39 positioning front and rear cylinderss, 40 lithium batteries, 41 test probes, 47 detection probe components, 48 short-circuit tests are vertical Plate, 49 short-circuit test support plates, 50 probe supports, 51 positioning vertical columns, 52 positioning support plates, 53 Insulation test positions, 54 positioning plates.
Specific embodiment
To make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment And referring to attached drawing, the utility model is further described.It should be understood that these descriptions are merely illustrative, and do not really want Limit the scope of the utility model.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid not Necessarily obscure the concept of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical The limitation of novel protected range.
In order to solve in the prior art, short-circuit test device is complicated for operation, testing efficiency is low and what test took a long time asks Topic, the utility model provide a kind of short-circuit test mechanism of flexible package lithium cell.
The short-circuit test mechanism of the flexible package lithium cell of the utility model is visited using anode ear test probe, negative electrode lug test It is whether short-circuit between the anode ear and negative electrode lug of needle detection lithium battery electric core, using anode ear test probe, pierce through knife detection lithium It is whether short-circuit between the anode ear and aluminum plastic film of battery battery core, using negative electrode lug, the negative electrode lug of puncture knife detection lithium battery electric core Whether short-circuit between aluminum plastic film, three, which synchronizes, is detected, and compared with the existing technology, is saved detection time, is improved inspection Efficiency is surveyed, testing cost is reduced.
As shown in Figure 1, the short-circuit test mechanism of the flexible package lithium cell of the utility model, for the short of flexible package lithium cell Road detection, comprising: rack (not shown), test platform 31, Insulation test bracket 28, positioning component (not shown), Insulation test component 34 and short circuit tester (not shown).Wherein, Insulation test bracket 28, is slidably arranged in rack; Positioning component is liftably arranged on Insulation test bracket 28, for positioning to the lithium battery on Insulation test position 53; Insulation test component 34 is liftably arranged on Insulation test bracket 28, after positioning component positions lithium battery 40, to exhausted The lithium battery 40 that edge is tested on position 53 carries out short-circuit test;Short circuit tester is electrically connected, for showing with Insulation test component 34 Short-circuit test result.The short-circuit test of lithium battery includes: the short-circuit test between anode ear and negative electrode lug, anode ear and aluminum plastic film Between short-circuit test and negative electrode lug and aluminum plastic film between short-circuit test.Specifically, Insulation test component 34 can be upper and lower Movement, when Insulation test component 34 moves downwardly to Insulation test position 53, the anode ear test probe of Insulation test component 34, Negative electrode lug tests probe and pierces through knife synchronizing moving to Insulation test position 53, with the lithium battery 40 at Insulation test position 53 Anode ear, negative electrode lug and aluminum plastic film contact, show short-circuit test result by short circuit tester.
Using the embodiments of the present invention, the short-circuit test mechanism of the lithium battery of the utility model can synchronize realization Short-circuit test and negative electrode lug and aluminum plastic film to the short-circuit test between anode ear and negative electrode lug, between anode ear and aluminum plastic film Between short-circuit test, detection efficiency is high.
In a wherein embodiment of the utility model, Insulation test bracket 28 above-mentioned includes: short-circuit test bracket (not shown) and locating support (not shown).Wherein, short-circuit test bracket, in hollow quadrilateral structure, short circuit Test bracket includes two short-circuit test vertical plates 48 arranged side by side and the short-circuit test support plate 49 for being mounted on vertical plate upper end; Locating support is arranged above short-circuit test bracket, and locating support includes: four positioning vertical columns 51 and is mounted on four positioning The positioning support plate 52 of 51 upper end of column.The structure of above structure is simple, is easily worked.
In a wherein embodiment of the utility model, positioning component above-mentioned includes: positioning plate 54, positions gas up and down Cylinder 33 and front and back positioning cylinder.Wherein, positioning plate 54 are liftably arranged in below Insulation test bracket 28, can be to insulation Lithium battery 40 on test position 53 is positioned.Position upper and lower air cylinders 33, be arranged on Insulation test bracket 28, output end with Positioning plate 54 connects.Front and back positioning cylinder is arranged on Insulation test bracket 28, and output end is connect with positioning plate 54.It is above-mentioned The structure of positioning component is simple, can be realized the precise positioning of lithium battery 40.
In a wherein embodiment of the utility model, positioning component above-mentioned further include: pressure cylinder 38, setting exist On locating support, output end is connect with positioning plate 54, can control and maintain the pressure of positioning plate 54.38 energy of pressure cylinder It is enough arbitrarily to be adjusted according to required pressure.
In a wherein embodiment of the utility model, Insulation test component 34 above-mentioned includes: probe support 50, inspection Probing needle assemblies 47 and probe in detecting cylinder 32.Wherein, probe support 50 are arranged in short-circuit test support plate 49 and symmetrically set It sets in the two sides of positioning component;Detection probe component 47, liftable are arranged below Insulation test bracket 28, can be in positioning group After part positions lithium battery 40, to positioned at the anode ear of 40 the same side of lithium battery, negative electrode lug or positioned at 40 two sides of lithium battery Anode ear, negative electrode lug carry out short-circuit test.Probe in detecting cylinder 32 is arranged on probe support 50, output end and detection Probe assembly 47 connects.The structure of above-mentioned Insulation test component 34 is simple, can synchronize and realize between anode ear and negative electrode lug Short-circuit test, the short-circuit test between short-circuit test and negative electrode lug and aluminum plastic film between anode ear and aluminum plastic film.
In a wherein embodiment of the utility model, detection probe component 47 above-mentioned includes: that anode ear test is visited Needle, negative electrode lug test probe and puncture knife, anode ear test probe, negative electrode lug test probe and puncture knife are respectively provided with four Root tests probe 41.
Be illustrated below to the realization process of the utility model: manually or mechanically lithium battery 40 is placed into test and put down by hand At the Insulation test position 53 of platform 31, positioning component positions lithium battery 40, and after the completion of positioning, test probe 41 declines, and 2 Probe analog signal grouping each other is detected, while arranging that two root thorns wear knife and carry out short circuit to aluminum plastic film with tab vertical direction Detection, testing requirements, which pierce through knife and first contact battery airbag side and then test probe 41, then contacts battery pole ear, after the completion of detection Test probe 41 moves up, and detection probe component 47 retracts original position, if detecting instrument output " OK " indicates test passes, does not occur short Road problem, if detecting instrument output " NG " indicates test failure, and can be particularly shown be between anode ear, negative electrode lug, anode There is short circuit in which part between ear and aluminum plastic film or between negative electrode lug and aluminum plastic film.
The short-circuit test mechanism of the flexible package lithium cell of the utility model can between anode ear and negative electrode lug, anode ear Whether short circuit synchronizes detection between aluminum plastic film and between negative electrode lug and aluminum plastic film, improves detection efficiency, reduces Detection is time-consuming.
It should be understood that the above-mentioned specific embodiment of the utility model is used only for exemplary illustration or explains this reality With novel principle, without constituting limitations of the present invention.Therefore, in the spirit and scope without departing from the utility model In the case of any modification, equivalent substitution, improvement and etc. done, should be included within the scope of protection of this utility model.In addition, The appended claims for the utility model are intended to cover to fall into attached claim scope and boundary or this range and boundary Whole change and modification in equivalent form.

Claims (10)

1. a kind of short-circuit test mechanism of flexible package lithium cell, the short-circuit detecting for flexible package lithium cell, which is characterized in that packet It includes: rack;
Insulation test bracket, is slidably arranged in rack;
Positioning component is liftably arranged on the Insulation test bracket, for carrying out to the lithium battery on Insulation test position Positioning;
Insulation test component is liftably arranged on the Insulation test bracket, right after positioning component is to lithium battery positioning Lithium battery on Insulation test position carries out short-circuit test;
Short circuit tester is electrically connected, for showing short-circuit test result with the Insulation test component.
2. the short-circuit test mechanism of flexible package lithium cell as described in claim 1, which is characterized in that the short circuit of the lithium battery Test includes: the short-circuit test between anode ear and negative electrode lug, short-circuit test and negative electrode lug between anode ear and aluminum plastic film Short-circuit test between aluminum plastic film.
3. the short-circuit test mechanism of flexible package lithium cell as described in claim 1, which is characterized in that the Insulation test bracket Include:
Short-circuit test bracket, in hollow quadrilateral structure, the short-circuit test bracket includes that two short circuits arranged side by side are surveyed Examination vertical plate and the short-circuit test support plate for being mounted on the vertical plate upper end;
Locating support is arranged above the short-circuit test bracket, and the locating support includes: four positioning vertical columns and installation Positioning support plate four positioning vertical column upper ends.
4. the short-circuit test mechanism of flexible package lithium cell as claimed in claim 3, which is characterized in that the positioning component packet Include: positioning plate is liftably arranged in below the Insulation test bracket, can determine the lithium battery on Insulation test position Position.
5. the short-circuit test mechanism of flexible package lithium cell as claimed in claim 4, which is characterized in that the positioning component packet It includes:
Upper and lower air cylinders are positioned, are arranged on the Insulation test bracket, output end is connect with the positioning plate.
6. the short-circuit test mechanism of flexible package lithium cell as claimed in claim 4, which is characterized in that the positioning component packet It includes:
Front and back positioning cylinder is arranged on the Insulation test bracket, and output end is connect with the positioning plate.
7. the short-circuit test mechanism of flexible package lithium cell as claimed in claim 3, which is characterized in that the Insulation test component Include:
Probe support is arranged in the short-circuit test support plate and is symmetricly set on the two sides of positioning component;
Detection probe component, liftable are arranged below the Insulation test bracket, can be in the positioning component to lithium battery After being positioned, to be located at the anode ear of lithium battery the same side, negative electrode lug or anode ear positioned at lithium battery two sides, negative electrode lug into Row short-circuit test.
8. the short-circuit test mechanism of flexible package lithium cell as claimed in claim 7, which is characterized in that the Insulation test component Further include:
Probe in detecting cylinder is arranged on the probe support, and output end is connect with the detection probe component.
9. the short-circuit test mechanism of flexible package lithium cell as claimed in claim 7 or 8, which is characterized in that the detection probe Component includes anode ear test probe, negative electrode lug test probe and pierces through knife, and the anode ear tests probe, the negative electrode lug Test probe and the puncture knife are respectively provided with four test probes.
10. such as the short-circuit test mechanism of the described in any item flexible package lithium cells of claim 5-6, which is characterized in that described fixed Hyte part further include:
Pressure cylinder is arranged on the locating support, and output end is connect with the positioning plate, can control and maintain described The pressure of positioning plate.
CN201821814506.6U 2018-11-02 2018-11-02 A kind of short-circuit test mechanism of flexible package lithium cell Expired - Fee Related CN209044043U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821814506.6U CN209044043U (en) 2018-11-02 2018-11-02 A kind of short-circuit test mechanism of flexible package lithium cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821814506.6U CN209044043U (en) 2018-11-02 2018-11-02 A kind of short-circuit test mechanism of flexible package lithium cell

Publications (1)

Publication Number Publication Date
CN209044043U true CN209044043U (en) 2019-06-28

Family

ID=67040869

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821814506.6U Expired - Fee Related CN209044043U (en) 2018-11-02 2018-11-02 A kind of short-circuit test mechanism of flexible package lithium cell

Country Status (1)

Country Link
CN (1) CN209044043U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113889683A (en) * 2021-12-08 2022-01-04 广州擎天实业有限公司 Power battery rapid remodeling needle bed

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113889683A (en) * 2021-12-08 2022-01-04 广州擎天实业有限公司 Power battery rapid remodeling needle bed

Similar Documents

Publication Publication Date Title
CN206863154U (en) A kind of flexible package lithium cell short-circuit test device
CN103149192B (en) In-situ electrochemical-Raman combined testing device for non-aqueous system
CN106025372B (en) A kind of lithium battery aluminum-plastic film sealing machine with online Insulation monitoring function
CN208460908U (en) For measuring the three-electrode battery of battery electrochemical specific surface area active
CN103018566A (en) Lithium ion battery direct current internal resistance testing method and battery screening method
CN202949008U (en) Triple-electrode device of lithium ion battery
CN209044043U (en) A kind of short-circuit test mechanism of flexible package lithium cell
CN206906306U (en) A kind of electrode electrolyser of laminated type three for lithium battery test chemical in situ
US20130060506A1 (en) Intact method of evaluating unit cells in a fuel cell stack and a device using the same
CN205911375U (en) Lithium cell plastic -aluminum membrane packaging machine with online insulating function that detects
JP2007309797A (en) Resistance measuring device and method
CN207730911U (en) A kind of test device of battery short circuit
CN102814292B (en) Lithium ion battery consistency matching method and system
CN105445670A (en) Cylindrical lithium ion battery test device
CN201269921Y (en) Integrated assembly for test inner resistance, open circuit voltage and scanning code of lithium ionic cell
CN201955454U (en) Test device for electric performance of battery pack
CN209311648U (en) A kind of battery testing analysis structure
CN213780178U (en) Clamp for testing short circuit of button battery before liquid injection
CN104617347B (en) Circuit and device for detecting short circuit before liquid injection of square lithium battery and using method
CN209387795U (en) Testing device for breakdown voltage of diaphragm
CN207882306U (en) Super capacitor test fixture
CN214374926U (en) New energy automobile battery control circuit board testing arrangement
CN105467215A (en) AC impedance testing method of battery and battery group
CN115084614B (en) Solid oxide fuel cell stack
CN210690470U (en) High-throughput screening device for lithium battery materials

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190628

CF01 Termination of patent right due to non-payment of annual fee