CN202453159U - Detection device for air tightness of high-capacity lithium ion battery - Google Patents
Detection device for air tightness of high-capacity lithium ion battery Download PDFInfo
- Publication number
- CN202453159U CN202453159U CN 201120555005 CN201120555005U CN202453159U CN 202453159 U CN202453159 U CN 202453159U CN 201120555005 CN201120555005 CN 201120555005 CN 201120555005 U CN201120555005 U CN 201120555005U CN 202453159 U CN202453159 U CN 202453159U
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- battery
- lithium ion
- ion battery
- detection device
- capacity lithium
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Abstract
The utility model relates to the technical field of lithium ion battery manufacturing, in particular to a detection device for the air tightness of a high-capacity lithium ion battery. The detection device is characterized by comprising a pressing device and a battery testing bin used for placing the lithium ion battery; and a venthole is formed in a side wall of the battery testing bin, and communicated with the pressing device through an air pipe. The detection device has the benefits that a to-be-tested battery is fixed in the battery testing bin through adopting a slide rail and a positioning locking device, and then the air tightness of the battery is subject to the pressed test. The detection device has a simple structure, low processing cost and high testing accuracy, is convenient to operate, improves the testing efficiency of the air tightness of the high-capacity lithium ion battery greatly, and improves the product quality.
Description
Technical field
The utility model relates to technical field of lithium-ion battery, relates in particular to a kind of high capacity lithium ion battery air-tightness detection device.
Background technology
The quality of vehicle-mounted great-capacity power battery performance affects the overall performance of electric automobile; If the high-capacity lithium-ion sealing is poor; Will influence the serviceable life and the security of lithium ion battery; Therefore, a kind of device that can the fast detecting lithium ion battery airtightness of exploitation has great practice significance for improving lithium ion battery life-span and security.
The utility model content
The purpose of the utility model is to overcome the deficiency of above-mentioned technology, and a kind of high capacity lithium ion battery air-tightness detection device is provided, and can cross the impermeability of fast detecting lithium ion battery.
The utility model is for realizing above-mentioned purpose; Adopt following technical scheme: a kind of high capacity lithium ion battery air-tightness detection device; It is characterized in that: comprise the battery testing storehouse that has manometric pressure device and be used to place lithium ion battery; Have air hole on the sidewall of test storehouse, said air hole is communicated with pressure device through tracheae.
Bottom, said battery testing storehouse is connected with pedestal, and the sidewall in battery testing storehouse has the battery import.
On the said pedestal slide rail is installed, said slide rail passes the battery import and extends to inside, battery testing storehouse, and slide rail top is provided with the battery clamp device that is slidingly matched with it.
Said battery clamp device is one to have the fixture block of draw-in groove, and the width of said draw-in groove is identical with the mesuring battary width.
Said fixture block sidewall is provided with buckle, and said buckle cooperates with elbow folder on being arranged on battery testing storehouse sidewall.
The beneficial effect of the utility model is: this device adopts slide rail and positioning and locking device that test battery is fixed in the test chamber; Implement to suppress the sealing of check battery again, simple in structure, processing cost is low; Be convenient to operation; Test accuracy is high, has improved the checkability of high capacity lithium ion battery sealing greatly, improves the quality of products.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Among the figure: 1, pressure device; 2, tensimeter; 3, battery testing storehouse; 4, pedestal; 5, battery import; 6, slide rail; 7, fixture block; 8, buckle; 9, elbow folder; 10, battery.
Embodiment
Embodiment below in conjunction with accompanying drawing and preferred embodiment detailed description the utility model.As shown in the figure; A kind of high capacity lithium ion battery air-tightness detection device comprises the pressure device 1 that has tensimeter 2, and the battery testing storehouse 3 that is used to place lithium ion battery; Have air hole on the sidewall of test storehouse, said air hole is communicated with pressure device through tracheae.Pressure device adopts air pump.
Bottom, said battery testing storehouse is connected with pedestal 4, and the sidewall in battery testing storehouse has battery import 5.The battery testing cabin is that bakelite processes, and the battery flat loam cake is a spun glass.
Said battery clamp device is one to have the fixture block 7 of draw-in groove, and the width of said draw-in groove is identical with the mesuring battary width.Fixture block adopts bakelite to process, and long-term use can be out of shape.
Said fixture block sidewall is provided with buckle 8, and said buckle cooperates with elbow folder 9 on being arranged on battery testing storehouse sidewall.
Principle of work: during use; Earlier battery 10 is placed on the fixture block, along slide rail advance suppress test chamber after, with the elbow folder fixture block is fixed on battery compartment inside; The test battery sidepiece has the good air-filled pore of brill in advance; Directly with test chamber in air hole be connected, open pressure device at last and just can suppress battery cavities, judge through the numerical value of observed pressure table whether the sealing of lithium ion battery qualified.
This device adopts slide rail and positioning and locking device that test battery is fixed in the test chamber, implements to suppress the sealing of check battery again, and is simple in structure; Processing cost is low, is convenient to operation, and test accuracy is high; Improved the checkability of high capacity lithium ion battery sealing greatly, improved the quality of products.
The above only is the preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (5)
1. high capacity lithium ion battery air-tightness detection device is characterized in that: the battery testing storehouse that comprises pressure device and be used to place lithium ion battery, have air hole on the sidewall of test storehouse, and said air hole is communicated with pressure device through tracheae.
2. high capacity lithium ion battery air-tightness detection device according to claim 1 is characterized in that: bottom, said battery testing storehouse is connected with pedestal, and the sidewall in battery testing storehouse has the battery import.
3. high capacity lithium ion battery air-tightness detection device according to claim 2; It is characterized in that: on the said pedestal slide rail is installed; Said slide rail passes the battery import and extends to inside, battery testing storehouse, and slide rail top is provided with the battery clamp device that is slidingly matched with it.
4. high capacity lithium ion battery air-tightness detection device according to claim 3 is characterized in that: said battery clamp device is one to have the fixture block of draw-in groove, and the width of said draw-in groove is identical with the mesuring battary width.
5. high capacity lithium ion battery air-tightness detection device according to claim 4 is characterized in that: said fixture block sidewall is provided with buckle, and said buckle cooperates with elbow folder on being arranged on battery testing storehouse sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120555005 CN202453159U (en) | 2011-12-27 | 2011-12-27 | Detection device for air tightness of high-capacity lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120555005 CN202453159U (en) | 2011-12-27 | 2011-12-27 | Detection device for air tightness of high-capacity lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202453159U true CN202453159U (en) | 2012-09-26 |
Family
ID=46869014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120555005 Expired - Lifetime CN202453159U (en) | 2011-12-27 | 2011-12-27 | Detection device for air tightness of high-capacity lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202453159U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091055A (en) * | 2013-01-14 | 2013-05-08 | 湖州剑力金属制品有限公司 | Testing device for gas tightness of workpiece |
| CN108692887A (en) * | 2018-05-17 | 2018-10-23 | 合肥国轩高科动力能源有限公司 | A kind of device for detecting lithium ion battery airtightness |
-
2011
- 2011-12-27 CN CN 201120555005 patent/CN202453159U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091055A (en) * | 2013-01-14 | 2013-05-08 | 湖州剑力金属制品有限公司 | Testing device for gas tightness of workpiece |
| CN108692887A (en) * | 2018-05-17 | 2018-10-23 | 合肥国轩高科动力能源有限公司 | A kind of device for detecting lithium ion battery airtightness |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120926 |