CN204011577U - The large capacity batteries of electric automobile of monomer and formation device thereof - Google Patents
The large capacity batteries of electric automobile of monomer and formation device thereof Download PDFInfo
- Publication number
- CN204011577U CN204011577U CN201420447637.0U CN201420447637U CN204011577U CN 204011577 U CN204011577 U CN 204011577U CN 201420447637 U CN201420447637 U CN 201420447637U CN 204011577 U CN204011577 U CN 204011577U
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- China
- Prior art keywords
- formation device
- battery
- electric automobile
- tracheae
- large capacity
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses the large capacity batteries of electric automobile of a kind of monomer and formation device thereof, the large capacity batteries of electric automobile of monomer comprises battery case, cover plate, core bag, cover plate is provided with pole and liquid injection hole, liquid injection hole is provided with explosion-proof cap, formation device comprises formation device, the pole of battery to be changed is connected with described formation device with cathode conductor by positive wire, airtight being fixed in liquid injection hole of rubber stopper that vacuumizes tracheae will be connected with, vacuumize tracheae and be connected with low vacuum system, vacuumize tracheae and be provided with quick plug and air valve.Can take limit charging to change into limit to battery to be changed and take out low vacuum mode and change into, battery changes into fully, efficiently solves pole piece generation dead band, analyses lithium and battery diaphragm is wrinkling, has improved battery cycle life and security performance.
Description
Technical field
The utility model relates to a kind of lithium ion battery (group), relates in particular to the large capacity batteries of electric automobile of a kind of monomer and formation device thereof.
Background technology
At present, lithium ion battery (group) is widely used in new forms of energy and energy-efficient field in new-energy automobile and miscellaneous equipment.
Lithium ion battery of the prior art (group), because capacity is large, pole piece area is large, the battery core pole piece number of plies is many, the battery of formation device manufacture of the prior art exists pole piece part to change into insufficient, pole piece and has dead band and analyse the problems such as lithium phenomenon, battery cycle life is poor, battery security is poor.
Utility model content
The purpose of this utility model is to provide the large capacity batteries of electric automobile of monomer and the formation device thereof that a kind of battery changes into fully, battery cycle life is long, security performance is high.
The purpose of this utility model is achieved through the following technical solutions:
The large capacity batteries of electric automobile of monomer of the present utility model and formation device thereof, the large capacity batteries of electric automobile of described monomer comprises battery case, cover plate, core bag, described cover plate is provided with pole and liquid injection hole, described liquid injection hole is provided with explosion-proof cap, formation device comprises formation device, the pole of battery to be changed is connected with described formation device with cathode conductor by positive wire, airtight being fixed in described liquid injection hole of rubber stopper that vacuumizes tracheae will be connected with, the described tracheae that vacuumizes is connected with low vacuum system, described in vacuumize tracheae and be provided with air valve.
The technical scheme being provided by above-mentioned the utility model can be found out, the large capacity batteries of electric automobile of the monomer formation device that the utility model embodiment provides, because the pole of battery to be changed is connected with formation device with cathode conductor by positive wire, airtight being fixed in liquid injection hole of rubber stopper that vacuumizes tracheae will be connected with, vacuumizing tracheae is connected with low vacuum system, can take limit charging to change into limit to battery to be changed takes out low vacuum mode and changes into, battery changes into fully, efficiently solve pole piece and produce dead band, analyse lithium and battery diaphragm is wrinkling, battery cycle life and security performance are improved.
Brief description of the drawings
The structural representation of the large capacity batteries of electric automobile of the monomer formation device that Fig. 1 provides for the utility model embodiment;
Fig. 2 a is the structural representation of the cover plate of the battery prepared of formation device of the present utility model;
Fig. 2 b is the structural representation of the core bag of the battery prepared of formation device of the present utility model;
Fig. 2 c is the structural representation of the battery case of the battery prepared of formation device of the present utility model.
In figure:
1, battery case, 2, cover plate, 3, liquid injection hole, 4, formation device, 5, positive wire, 6, cathode conductor, 7, vacuumize tracheae, 8, the first air valve, 9, quick plug, 10, the second air valve, 11, pole, 12, explosion-proof cap, 13, core bag.
Embodiment
To be described in further detail the utility model embodiment below.
The large capacity batteries of electric automobile of monomer of the present utility model and formation device thereof, its preferably embodiment be:
The large capacity batteries of electric automobile of described monomer comprises battery case, cover plate, core bag, and described cover plate is provided with pole and liquid injection hole, and described liquid injection hole is provided with explosion-proof cap; Formation device comprises formation device, the pole of battery to be changed is connected with described formation device with cathode conductor by positive wire, airtight being fixed in described liquid injection hole of rubber stopper that vacuumizes tracheae will be connected with, the described tracheae that vacuumizes is connected with low vacuum system, described in vacuumize tracheae and be provided with air valve.
The described tracheae that vacuumizes is provided with quick plug, is connected with low vacuum system.
Vacuumizing of described quick plug both sides is respectively equipped with air valve on tracheae.
The large capacity batteries of electric automobile of monomer of the present utility model formation device, taking the large capacity batteries of electric automobile of monomer as operating unit, can take limit charging to change into limit to battery to be changed and take out low vacuum mode and change into.Solved batteries of electric automobile because capacity is large, pole piece area is large, the battery core pole piece number of plies is many, the battery of the formation device manufacture of prior art exists pole piece part to change into insufficient, pole piece and has dead band and analyse the problems such as lithium phenomenon, battery cycle life is poor, battery security is poor.
Specific embodiment:
As shown in Figure 1, battery to be changed is connected with formation device 4 by positive wire 5, cathode conductor 6.To be connected with airtight being fixed in liquid injection hole 3 of rubber stopper that vacuumizes tracheae 7, open low vacuum system, open successively the first air valve 8, the second air valve 10.Start formation device 4, battery enters the lasting low vacuum in formation charging limit, limit and bleeds the stage; After end, close successively the first air valve 8, the second air valve 10, low vacuum system, disconnect quick plug 9 battery that changes into end is turned to subsequent processing.
As shown in Fig. 2 a, 2b, 2c, the large capacity batteries of electric automobile of the monomer structural representation of preparing for the utility model.Comprise battery case 1, cover plate 2, pole 11, explosion-proof cap 12, core bag 13 etc.The lug of core bag 13 and pole 11 ultra-sonic welded, battery case 1 and cover plate 2 laser welding, battery via dry, fluid injection, aging, change into, the operation such as partial volume processes.The battery of preparing through the utility model changes into fully, efficiently solves pole piece and produces dead band, analyses lithium and the practical problem such as battery diaphragm is wrinkling, has improved cycle life and the security performance of battery.
The beneficial effect of utility model:
Effectively solve batteries of electric automobile because capacity is large, pole piece area is large, the battery core pole piece number of plies is many, it is insufficient that the battery of existing formation device manufacture exists pole piece part to change into, the problems such as pole piece exists dead band and analyses lithium phenomenon, and battery cycle life is poor, and battery security is poor.Apply battery prepared by method described in the utility model and improved pole piece dead band and analysed lithium etc., improved cycle life and the security performance of battery.Improve greatly production efficiency, saved the input of formation device simultaneously.To enterprise's survival and development, Foreign Competition plays vital effect.
Application principle of the present utility model is simple and reliable, feasible, and implementation process is easy to control, handling safety, flow process is smooth and easy, raw material are easily purchased easy processing, are mature and reliable technically, possess commercial application.In addition, application the utility model is enhanced productivity, cost-saving, high in technological content, added value is large, is also feasible economically, and has larger social effect.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claims.
Claims (3)
1. the large capacity batteries of electric automobile of monomer and a formation device thereof, the large capacity batteries of electric automobile of described monomer comprises battery case, cover plate, core bag, and described cover plate is provided with pole and liquid injection hole, and described liquid injection hole is provided with explosion-proof cap; It is characterized in that, comprise formation device, the pole of battery to be changed is connected with described formation device with cathode conductor by positive wire, airtight being fixed in described liquid injection hole of rubber stopper that vacuumizes tracheae will be connected with, the described tracheae that vacuumizes is connected with low vacuum system, described in vacuumize tracheae and be provided with air valve.
2. the large capacity batteries of electric automobile of monomer according to claim 1 formation device, is characterized in that, described in vacuumize tracheae and be provided with quick plug, be connected with low vacuum system.
3. the large capacity batteries of electric automobile of monomer according to claim 2 formation device, is characterized in that, vacuumizing of described quick plug both sides is respectively equipped with air valve on tracheae.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447637.0U CN204011577U (en) | 2014-08-08 | 2014-08-08 | The large capacity batteries of electric automobile of monomer and formation device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447637.0U CN204011577U (en) | 2014-08-08 | 2014-08-08 | The large capacity batteries of electric automobile of monomer and formation device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204011577U true CN204011577U (en) | 2014-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420447637.0U Expired - Fee Related CN204011577U (en) | 2014-08-08 | 2014-08-08 | The large capacity batteries of electric automobile of monomer and formation device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204011577U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654142A (en) * | 2016-12-16 | 2017-05-10 | 宁德时代新能源科技股份有限公司 | Liquid injection device |
| CN109301340A (en) * | 2018-10-16 | 2019-02-01 | 珠海格力电器股份有限公司 | Hard-shell battery formation structure and battery formation method |
| CN113381119A (en) * | 2021-06-10 | 2021-09-10 | 湖北亿纬动力有限公司 | Battery manufacturing method and battery |
-
2014
- 2014-08-08 CN CN201420447637.0U patent/CN204011577U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654142A (en) * | 2016-12-16 | 2017-05-10 | 宁德时代新能源科技股份有限公司 | Liquid injection device |
| CN106654142B (en) * | 2016-12-16 | 2022-09-23 | 宁德时代新能源科技股份有限公司 | Liquid injection device |
| CN109301340A (en) * | 2018-10-16 | 2019-02-01 | 珠海格力电器股份有限公司 | Hard-shell battery formation structure and battery formation method |
| CN113381119A (en) * | 2021-06-10 | 2021-09-10 | 湖北亿纬动力有限公司 | Battery manufacturing method and battery |
| CN113381119B (en) * | 2021-06-10 | 2022-08-12 | 湖北亿纬动力有限公司 | Battery manufacturing method and battery |
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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: 20141210 Termination date: 20190808 |