CN204903292U - Lithium cell electrode material life -span detecting system based on creep deformation detects - Google Patents
Lithium cell electrode material life -span detecting system based on creep deformation detects Download PDFInfo
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- CN204903292U CN204903292U CN201520634862.XU CN201520634862U CN204903292U CN 204903292 U CN204903292 U CN 204903292U CN 201520634862 U CN201520634862 U CN 201520634862U CN 204903292 U CN204903292 U CN 204903292U
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- electrode
- deformation
- creep
- battery
- electrolytic cell
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Abstract
The utility model provides a lithium cell electrode material life -span detecting system based on creep deformation detects, characterized by it includes electrolytic bath (2), laser instrument (1) and CCD camera (3), electrolytic bath (2) in install and be used for the working electrode that detects, the battery electrode with fill discharge device and be linked together, during laser instrument (1) is arranged in shining the battery electrode surface of electrolytic bath and incides the CCD camera with the reverberation, obtain the deformation on battery electrode surface after the size creep on the battery electrode surface that CCD camera (3) will regularly absorb is sent into and is handled in the computer to obtain the life -span of battery electrode. The utility model discloses simple structure makes convenient to use.
Description
Technical field
The utility model relates to a kind of battery technology, especially electrode shape generation creep is caused to detect a technology for battery life by electronic variable on detecting electrode, specifically a kind of electrode material of lithium battery life tests system detected based on the deformation of creep.
Background technology
At present, along with the application of new-energy automobile, the demand of lithium ion battery in new-energy automobile, various portable electronics is more and more extensive, but for high-energy-density demand, the micro-creep causing the electrode material of lithium battery material, barrier material etc. to produce due to ion motion and cause microstress, this stress causes inherent micro-crack, thus have impact on the life-span of battery.Therefore, from the angle of experiment, need the system that a kind of energy detecting electrode material or barrier material micro-creep can be provided, thus the life-span of monitoring cell electrochemical reaction process.
Utility model content
The purpose of this utility model be design a kind of can as required to the materials such as lithium electrode anode, negative electrode or barrier film detect based on the deformation of creep detect electrode material of lithium battery life tests system, to meet the needs of production scientific research.
The technical solution of the utility model is:
A kind of electrode material of lithium battery life tests system detected based on the deformation of creep, it is characterized in that it comprises electrolytic cell 2, laser instrument 1 and ccd video camera 3, working electrode 7 for detecting is installed in described electrolytic cell 2, battery electrode is connected with charge and discharge device, laser instrument 1 for irradiate in electrolytic cell battery electrode surface and reflected light is incided in ccd video camera, ccd video camera 3 by regular ingestion to the size creep on battery electrode surface send into the deformation obtaining battery electrode surface in computing machine after process, thus obtain the life-span of battery electrode.
Described electrolytic cell 2 comprises transparent cartridge 6 with the working electrode 7 be arranged in transparent cartridge, to electrode 9, dividing plate 8 and reference electrode, dividing plate 8 working electrode 7 and to electrode 9 between, working electrode 7, to electrode 9 and reference electrode by being electrically connected through the electrode cable 5 of lid 12 and external wire 4, external wire 4 is connected with charge and discharge device.
Described working electrode 7 is lithium electrode or negative electrode.
The thin glass plate 11 be also provided with for making working electrode 7 in described transparent cartridge 6, electrode 9 and dividing plate 8 being fitted tightly and PTFE compaction material 10.
The beneficial effects of the utility model:
The utility model solves market in urgent need, can detect lithium battery material deformation and provide desirable device.
The utility model structure is simple, using method.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of electrolytic cell of the present utility model.
Fig. 3 is schematic diagram of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As Figure 1-3.
A kind of electrode material of lithium battery life tests system detected based on the deformation of creep, it comprises electrolytic cell 2, laser instrument 1 and ccd video camera 3, working electrode 7 for detecting is installed in described electrolytic cell 2, battery electrode is connected with charge and discharge device, laser instrument 1 for irradiate in electrolytic cell battery electrode surface and reflected light is incided in ccd video camera, ccd video camera 3 by regular ingestion to the size creep on battery electrode surface send into the deformation obtaining battery electrode surface in computing machine after process, thus obtain the life-span of battery electrode, the utility model can be used for detecting lithium electrode, the distortion of arbitrary parts in graphite cathode or dividing plate.As shown in Figure 1, electrolyser construction in Fig. 1 as shown in Figure 2, it comprises transparent cartridge 6 with the working electrode 7 be arranged in transparent cartridge, to electrode 9, dividing plate 8 and reference electrode, dividing plate 8 working electrode 7 and to electrode 9 between, working electrode 7, to electrode 9 and reference electrode by being electrically connected through the electrode cable 5 of lid 12 and external wire 4, external wire 4 is connected with charge and discharge device.In order to ensure the good contact of working electrode and negative electrode, the thin glass plate 11 and PTFE compaction material 10 that are used for working electrode 7, negative electrode (to electrode 9) and dividing plate 8 are fitted tightly also can be installed in transparent cartridge 6.
Principle of work of the present utility model as shown in Figure 3, when under the effect of battery in battery at external voltage, electronics flows to negative electrode from anode, electrode surface can lead microstress because ion motion produces micro-creep, and then make electrode surface produce Light deformation, CCD camera absorbs in this change input computing machine 13 and obtains variable quantity after process, records the life-span that this variable quantity just can extrapolate battery.
The utility model does not relate to the part prior art that maybe can adopt all same as the prior art and is realized.
Claims (4)
1. the electrode material of lithium battery life tests system detected based on the deformation of creep, it is characterized in that it comprises electrolytic cell (2), laser instrument (1) and ccd video camera (3), working electrode for detecting is installed in described electrolytic cell (2), battery electrode is connected with charge and discharge device, laser instrument (1) for irradiate in electrolytic cell battery electrode surface and reflected light is incided in ccd video camera, ccd video camera (3) by regular ingestion to the size creep on battery electrode surface send into the deformation obtaining battery electrode surface in computing machine after process, thus obtain the life-span of battery electrode.
2. the electrode material of lithium battery life tests system detected based on the deformation of creep according to claim 1, it is characterized in that described electrolytic cell (2) comprises transparent cartridge (6) and is arranged on working electrode (7) in transparent cartridge, to electrode (9), dividing plate (8) and reference electrode, dividing plate (8) is positioned at working electrode (7) and between electrode (9), working electrode (7), be electrically connected with external wire (4) by the electrode cable (5) through lid (12) electrode (9) and reference electrode, external wire (4) is connected with charge and discharge device.
3. the electrode material of lithium battery life tests system detected based on the deformation of creep according to claim 2, is characterized in that described working electrode (7) is lithium electrode or negative electrode.
4. the electrode material of lithium battery life tests system detected based on the deformation of creep according to claim 2, the thin glass plate (11) it is characterized in that also being provided with in described transparent cartridge (6) for making working electrode (7), electrode (9) and dividing plate (8) being fitted tightly and PTFE compaction material (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520634862.XU CN204903292U (en) | 2015-08-21 | 2015-08-21 | Lithium cell electrode material life -span detecting system based on creep deformation detects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520634862.XU CN204903292U (en) | 2015-08-21 | 2015-08-21 | Lithium cell electrode material life -span detecting system based on creep deformation detects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204903292U true CN204903292U (en) | 2015-12-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520634862.XU Expired - Fee Related CN204903292U (en) | 2015-08-21 | 2015-08-21 | Lithium cell electrode material life -span detecting system based on creep deformation detects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204903292U (en) |
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2015
- 2015-08-21 CN CN201520634862.XU patent/CN204903292U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20180821 |