CN207587878U - It is a kind of can secondary cycle lithium ion battery structure - Google Patents
It is a kind of can secondary cycle lithium ion battery structure Download PDFInfo
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- CN207587878U CN207587878U CN201721665354.3U CN201721665354U CN207587878U CN 207587878 U CN207587878 U CN 207587878U CN 201721665354 U CN201721665354 U CN 201721665354U CN 207587878 U CN207587878 U CN 207587878U
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- Prior art keywords
- lithium ion
- ion battery
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- electrolyte
- core component
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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
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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
- 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 system provide it is a kind of can secondary cycle lithium ion battery structure, including shell, be fixed with battery core component in shell, filled with electrolyte in shell, the both ends of shell are respectively and fixedly provided with sealing cover；Two sealing covers are respectively fixed with negative pole end and positive terminal, and negative pole end and positive terminal are electrically connected with battery core component；Through there is through-hole in one of sealing cover, through-hole is fixed with diaphragm seal close to one end of battery core component.The utility model sets special structure, secondary supplement electrolyte can be carried out to lithium ion battery, lithium ion battery is made adequately to be used except the other parts of electrolyte, environmentally friendly, secondary supplement electrolyte does not do invalid electrolyte supplement it is contemplated that the aging of electrode, it can be ensured that the lithium ion battery after secondary cycle still has preferable charge-discharge performance, secondary supplement electrolyte is easy to operate, and overall structure is simple, low manufacture cost.
Description
Technical field
The utility model is related to lithium ion battery, specifically disclose it is a kind of can secondary cycle lithium ion battery structure.
Background technology
Lithium ion battery is a kind of rechargeable battery, it relies primarily on lithium ion, and movement carrys out work between a positive electrode and a negative electrode,
In charge and discharge process, lithium ion embedded back and forth and deintercalation between two electrodes, during charging, lithium ion is from anode deintercalation, warp
Cross electrolyte insertion cathode, cathode is in rich lithium state, and when electric discharge is then opposite.
Common lithium ion battery can not all recycle, after charge and discharge several times, the electrolysis in lithium ion battery
Liquid can be consumed constantly, and the charge-discharge performance of last lithium ion battery is remarkably decreased, and just be needed more after there is such case
The normal electricity consumption demand of instrument could be met, but battery core component still is able to make in the lithium ion battery scrapped by changing lithium ion battery
With the wasting of resources can be caused by directly scrapping lithium ion battery.
Utility model content
Based on this, it is necessary to for prior art problem, provide it is a kind of can secondary cycle lithium ion battery structure, can
It realizes secondary supplement electrolyte, lithium ion battery is enable to obtain sufficient use, it is environmentally friendly and simple in structure, it makes
It is at low cost.
For solve prior art problem, the utility model disclose it is a kind of can secondary cycle lithium ion battery structure, including
Shell, is fixed with battery core component in shell, and filled with electrolyte in shell, the both ends of shell are respectively and fixedly provided with sealing cover；Two close
Capping is respectively fixed with negative pole end and positive terminal, and negative pole end and positive terminal are electrically connected with battery core component；One of sealing cover
In through there is through-hole, through-hole is fixed with diaphragm seal close to one end of battery core component.
Further, it is connected with sealing-plug in through-hole.
Further, around through-hole at least provided with two reset blind holes, the opening of blind hole is resetted towards battery core component, respectively
Be equipped with resetting spring in a reset blind hole, one end of resetting spring is fixedly connected with resetting blind hole, each resetting spring it is another
One end is fixedly connected with latch jointly, and latch is tightly attached to diaphragm seal close to the side of battery core component.
Further, there are four reset blind hole is set, four reset the surrounding that blind holes are uniformly distributed in through-hole.
Further, battery core component includes at least one set of cathode of coiling, diaphragm and anode successively.
Further, cathode is electrically connected with negative pole end, and anode is electrically connected with positive terminal.
Electrolyte in lithium ion battery be consumed to can not normal use when, one end equipped with through-hole is placed upwards,
New electrolyte is pumped into syringe simultaneously, diaphragm seal is pierced through and the new electrolyte in syringe is injected shell by the syringe needle of syringe
It is interior, supplement electrolyte is realized, after completing supplement, to the insulating resin of through-hole injection fluid, after insulating resin cooled and solidified
The lithium ion battery of the utility model can normal use.
The beneficial effects of the utility model are：The utility model disclose it is a kind of can secondary cycle lithium ion battery structure,
Special structure is set, can to lithium ion battery carry out secondary supplement electrolyte, make lithium ion battery remove electrolyte other
Part is adequately used, and can make full use of the original resource of lithium ion battery, environmentally friendly, electrode makes for a long time
With equally meeting aging later, secondary supplement electrolyte does not do invalid electrolyte supplement, cycle it is contemplated that the aging of electrode
The effect utilized is good, it can be ensured that the lithium ion battery after secondary cycle still has preferable charge-discharge performance, secondary supplement electricity
It is easy to operate to solve liquid, and overall structure is simple, low manufacture cost.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the schematic enlarged-scale view of A in the utility model Fig. 1.
Reference numeral is：Shell 10, battery core component 11, cathode 111, diaphragm 112, anode 113, electrolyte 12, sealing cover
13rd, negative pole end 14, positive terminal 15, through-hole 21, diaphragm seal 22, sealing-plug 23, reset blind hole 24, resetting spring 25, latch
26。
Specific embodiment
For that can further appreciate that the feature, technological means and the specific purposes reached, function of the utility model, below
The utility model is described in further detail with specific embodiment with reference to attached drawing.
With reference to figure 1, Fig. 2.
The utility model embodiment disclose it is a kind of can secondary cycle lithium ion battery structure, including shell 10, shell 10
Battery core component 11 is inside fixed with, is filled with electrolyte 12 in shell 10, the both ends of shell 10 are respectively and fixedly provided with sealing cover 13；Two close
Capping 13 is respectively fixed with negative pole end 14 and positive terminal 15, and negative pole end 14 and positive terminal 15 are electrically connected with battery core component 11；Its
In in a sealing cover 13 through there is through-hole 21, through-hole 21 is fixed with diaphragm seal 22, through-hole 21 close to one end of battery core component 11
Limit space can be provided for follow-up filling fluid insulation resin, simplify the step of sealing again.
Electrolyte 12 in lithium ion battery be consumed to can not normal use when, one end equipped with through-hole 21 is put upwards
It puts, while new electrolyte is pumped into syringe, diaphragm seal 22 is pierced through and injects the new electrolyte in syringe by the syringe needle of syringe
In shell 10, supplement electrolyte 12 is realized, after completing supplement, the insulating resin of fluid is injected to through-hole 21, treats insulating resin
The lithium ion battery of the utility model can normal use after cooled and solidified.
The utility model sets special structure, can carry out secondary supplement electrolyte 12 to lithium ion battery, make lithium from
Sub- battery is adequately used except the other parts of electrolyte 12, and environmentally friendly, electrode is similary after long-time use
Meeting aging, secondary supplement electrolyte 12 do not do invalid electrolyte 12 and supplement, recycle it is contemplated that the aging of electrode
Effect is good, it can be ensured that the lithium ion battery after secondary cycle still has preferable charge-discharge performance, and overall structure is simple, system
Make at low cost.
To further improve the utility model reliability of structure, based on above-described embodiment, it is connected in through-hole 21
Sealing-plug 23 is filled in through-hole 21 by sealing-plug 23, through-hole 21 is blocked.Sealing-plug 23 can effective protection diaphragm seal 22, from
And leakage will not be occurred easily by ensuring the lithium ion battery after dispatching from the factory for the first time；In secondary injection electrolyte 12, sealing is taken out
The operation of above-mentioned supplement electrolyte 12 can be completed in plug 23.
To improve the reliability sealed again after secondary supplement electrolyte 12, based on any of the above-described embodiment, the week of through-hole 21
The opening at least provided with two reset blind holes 24, resetting blind hole 24 is enclosed towards battery core component 11, and each reset is all provided in blind hole 24
There is resetting spring 25, one end of resetting spring 25 is fixedly connected with resetting blind hole 24, and the other end of each resetting spring 25 is common
Latch 26 is fixedly connected with, latch 26 is tightly attached to diaphragm seal 22 close to the side of battery core component 11.Sealing is passed through in syringe needle
Film 22 and when pricking to latch 26, syringe needle pushes latch 26 toward battery core component 11, shape between latch 26 and sealing cover 13
Electrolyte 12 is injected for syringe needle into gap；After completing the injection of electrolyte 12, resetted by resetting spring 25 by latch 26
Sealing cover 13 is close in band original place, and diaphragm seal 22 is pierced formed hole and blocked by latch 26, injects fluid to through-hole 21
During insulating resin, insulating resin will not be pierced formed hole by diaphragm seal 22 and enter inside shell 10, it is ensured that shell
10 internal environment will not be contaminated.
The stability moved to improve latch 26 based on above-described embodiment, is resetted there are four blind hole 24 sets, four resets
Blind hole 24 is uniformly distributed in the surrounding of through-hole 21, can effectively improve latch 26 be pushed to battery core component 11 or realize reset when
The stability of action.
Based on any of the above-described embodiment, battery core component 11 includes at least one set of cathode 111 of coiling, 112 and of diaphragm successively
Anode 113, diaphragm 112 is used to place cathode 111 and short circuit occurs for anode 113, and cathode 111 is electrically connected with negative pole end 14, anode
113 are electrically connected with positive terminal 15.
Embodiment described above only expresses the several embodiments of the utility model, and description is more specific and detailed,
But it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (6)
1. it is a kind of can secondary cycle lithium ion battery structure, which is characterized in that it is solid in the shell (10) including shell (10)
Surely there is a battery core component (11), filled with electrolyte (12) in the shell (10), the both ends of the shell (10) are respectively and fixedly provided with close
It covers (13)；Two sealing covers (13) are respectively fixed with negative pole end (14) and positive terminal (15), the negative pole end (14) and
The positive terminal (15) is electrically connected with the battery core component (11)；Running through in one of them described sealing cover (13) has through-hole
(21), the through-hole (21) is fixed with diaphragm seal (22) close to one end of the battery core component (11).
2. it is according to claim 1 it is a kind of can secondary cycle lithium ion battery structure, which is characterized in that the through-hole
(21) sealing-plug (23) is connected in.
3. it is according to claim 1 or 2 it is a kind of can secondary cycle lithium ion battery structure, which is characterized in that it is described logical
Blind holes (24) are resetted at least provided with two around hole (21), the opening for resetting blind hole (24) is towards the battery core component
(11), be equipped with resetting spring (25) in each reset blind hole (24), one end of the resetting spring (25) with it is described multiple
Position blind hole (24) is fixedly connected, and the other end of each resetting spring (25) is fixedly connected with latch (26) jointly, described
Latch (26) is tightly attached to the diaphragm seal (22) close to the side of the battery core component (11).
4. it is according to claim 3 it is a kind of can secondary cycle lithium ion battery structure, which is characterized in that it is described reset it is blind
There are four hole (24) is set, four surroundings for resetting blind hole (24) and being uniformly distributed in the through-hole (21).
5. it is according to claim 1 it is a kind of can secondary cycle lithium ion battery structure, which is characterized in that the battery core group
Part (11) includes at least one set of cathode (111) of coiling, diaphragm (112) and anode (113) successively.
6. it is according to claim 5 it is a kind of can secondary cycle lithium ion battery structure, which is characterized in that the cathode
(111) it is electrically connected with the negative pole end (14), the anode (113) is electrically connected with the positive terminal (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721665354.3U CN207587878U (en) | 2017-11-30 | 2017-11-30 | It is a kind of can secondary cycle lithium ion battery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721665354.3U CN207587878U (en) | 2017-11-30 | 2017-11-30 | It is a kind of can secondary cycle lithium ion battery structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207587878U true CN207587878U (en) | 2018-07-06 |
Family
ID=62735215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721665354.3U Active CN207587878U (en) | 2017-11-30 | 2017-11-30 | It is a kind of can secondary cycle lithium ion battery structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207587878U (en) |
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2017
- 2017-11-30 CN CN201721665354.3U patent/CN207587878U/en active Active
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