CN206878116U - A kind of corrosion-resistant lithium ion battery - Google Patents
A kind of corrosion-resistant lithium ion battery Download PDFInfo
- Publication number
- CN206878116U CN206878116U CN201720476036.6U CN201720476036U CN206878116U CN 206878116 U CN206878116 U CN 206878116U CN 201720476036 U CN201720476036 U CN 201720476036U CN 206878116 U CN206878116 U CN 206878116U
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- CN
- China
- Prior art keywords
- battery
- corrosion
- electrolyte
- lithium ion
- lid body
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- 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
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Classifications
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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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- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses a kind of corrosion-resistant lithium ion battery, belong to environment-friendly battery equipment technical field.A kind of corrosion-resistant lithium ion battery, including battery inner core, shell, electrolyte, the cover top portion are hatch frame, in addition to battery cover；Battery cover includes lid body, and lid body edges are enclosed with rubber seal, and rubber seal surface is also coated with corrosion-resistant glue, and box hat is also bonded with lid body upper surface；Bio-sil is also filled between battery inner core and shell.The utility model porous silicon glue-line has extremely strong adsorption function, can adsorb on silica gel electrolyte after electrolyte leaks, prevent electrolyte from further leaking；Slowly chemical reaction, and prevent electrolyte from further leaking can be occurred with the electrolyte of accidental release by being coated with the box hat of nickel dam；The chromium plating box hat outer layer of high intensity may better secure battery cover.
Description
Technical field
It the utility model is related to environment-friendly battery equipment technical field, and in particular to a kind of corrosion-resistant lithium ion battery.
Background technology
There is existing battery easy to carry, energy storage capacity to be widely used in electric/electronic device field greatly.Lithium ion
Battery is most widely used in the modern digital product such as current mobile phone, notebook computer because its is chargeable and pollution-free
Battery, and it is applied to electric bicycle, electric automobile field.The shell of lithium ion battery is typically moulded by corrosion-resistant metal or anti-corrosion
Material is made into integration, and its sealing, corrosion resistance are preferable, one of the part of battery cover as battery, can not be with electromagnetism shell one
Make, thus higher requirement is proposed to its anticorrosion anti-leak.Existing battery in use, because electricity disappears
Consumption, the hardness of battery can soften, and due to the squeezing action of battery tray, easily be deformed battery cover, and due to for a long time not
Using that electrolyte can be caused to leak, battery cover is corroded, and so as to damage electric/electronic device, economic loss is brought to user.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of corrosion resistance is strong, impact resistance is good, can avoid because
Corrode and damage the corrosion-resistant lithium ion battery of electronic equipment.
The utility model adopts the following technical scheme that：
A kind of corrosion-resistant lithium ion battery, including battery inner core, shell, electrolyte, the battery inner core include positive polar region,
Barrier film, negative pole area, the positive polar region fill the electrolyte, graphite particle are filled with the negative pole area；The cover top portion
For hatch frame, in addition to battery cover；The battery cover includes lid body, and lid body is polyacrylic resin material, and the lid is originally
Body edge wrap has rubber seal, and the rubber seal surface is also coated with corrosion-resistant glue, in the lid body upper surface
Box hat is also bonded with, the box hat lower surface is provided with nickel coating, and box hat upper surface is provided with chromium coating；The battery inner core and shell
Between be also filled with Bio-sil；The positive and negative lug of battery inner core stretches out battery cover from positive polar region and negative pole area respectively.
Further, the lid body edges are bulge-structure, and the rubber seal is to coordinate with the lid body edges
Ring-type concave structure, and between the embedded shell and battery inner core.
Further, the corrosion-resistant glue is epoxy resin glue.
Further, the thickness of the nickel coating is 1 ~ 1.5 μm, and the thickness of the chromium coating is 1 ~ 1.5 μm.
Further, the electrolyte is the one or more in nickle cobalt lithium manganate, lithium perchlorate, LiMn2O4, LiFePO4.
Further, the barrier film is polyolefin porous membrane.
The beneficial effects of the utility model are：
1st, corrosion-resistant lithium ion battery of the present utility model, battery cover is using acrylic resin as battery cover body, tool
There is light, corrosion resistant advantage；
2nd, corrosion-resistant glue is coordinated better tightness, to be prevented to greatest extent as sealing again using rubber seal
The leakage of electrolyte, delay to corrode；
3rd, the box hat for being coated with nickel dam set outside battery cover body can be sent out when accidental release occurs for electrolyte with electrolyte
Raw slowly chemical reaction, and prevent electrolyte from further revealing；While the box hat outer layer smoothness of chromium plating is good, hardness is high, can prevent
Only because of battery cover by external impacts so as to cause deformation, may better secure battery.
4th, the porous silicon glue-line filled between battery inner core and shell has extremely strong adsorption function, can occur in electrolyte
Prevent electrolyte from further leaking on silica gel electrolyte absorption after leakage.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the utility model structure of battery corer schematic diagram；
In figure：Battery inner core 1；Positive polar region 101；Negative pole area 102；Barrier film 103；Anode ear 104；Negative electrode lug 105；Shell 2；
Battery cover 3；Lid body 31；Rubber seal 32；Corrosion-resistant glue 33；Box hat 34；Spend nickel dam 35；Chromium coating 36；Bio-sil
4。
Embodiment
As shown in figure 1, a kind of corrosion-resistant lithium ion battery, including battery inner core 1, shell 2, electrolyte, battery inner core 1 are set
Put in shell 2；The battery inner core 1 includes positive polar region 101, barrier film 103, negative pole area 102, and the electrolyte is filled in positive pole
In area 101, graphite particle is filled with the negative pole area 102；The anode ear 104 and negative electrode lug 105 of battery inner core 1 are respectively from just
Battery cover 3 is stretched out in polar region 101 and negative pole area 102；The top of shell 2 is hatch frame, and battery cover 3 is fastened on shell 2.
Battery cover 3 as shown in Figure 2, including lid body 31, the edge wrap of lid body 31 have rubber seal 32, and rubber is close
The surface of seal 32 is also coated with corrosion-resistant glue 33, and box hat 34 is also bonded with the upper surface of lid body 31, and the lower surface of box hat 34 is provided with
Nickel coating 35, the upper surface of box hat 34 are provided with chromium coating 36；
In the present embodiment, the preferred polyacrylic resin material of lid body.
Be enhancing lithium ion battery itself to the adsorption capacity of electrolyte leakage, in the present embodiment, the battery inner core and
Bio-sil 4 is also filled between shell.
For the sealing between enhancing electromagnetism lid and shell, the lid body edges are bulge-structure, the rubber seal
The ring-type concave structure to coordinate with the lid body edges is enclosed, and between the embedded shell and battery inner core.
In the present embodiment, corrosion-resistant glue is preferably epoxy resin glue.
In the present embodiment, the thickness of nickel coating is 1.2 ± 0.2 μm, and the thickness of chromium coating is about 1.2 ± 0.2 μm.
The electrolyte is nickle cobalt lithium manganate, the one or more in lithium perchlorate, LiMn2O4, LiFePO4, this implementation
Example adds a small amount of LiMn2O4 as positive polar region electrolyte using nickle cobalt lithium manganate.
Barrier film in the present embodiment in battery inner core is polyolefin porous membrane.
Battery inner core is placed in shell by Fig. 1, and populated Bio-sil, and as shown in Figure 2 assemble battery cover
Afterwards, battery case is embedded into, and the positive and negative lug of battery inner core is passed from battery cover, is combined in battery cover with battery case
Place coats epoxy resin glue, that is, completes the assembling of battery.
When electrolyte is because of unexpected leak, the Bio-sil with extremely strong adsorption function can adsorb electrolyte in silicon
On glue, prevent electrolyte from further leaking.
When electrolyte occurs accidental release and reaches battery cover, the box hat for being coated with nickel dam that sets outside battery cover body can be
Slowly chemical reaction, and prevent electrolyte from further revealing occurs with electrolyte.
The box hat outer layer smoothness of chromium plating is good, hardness is high, can prevent because of battery cover by external impacts so as to cause deformation,
It may better secure battery.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (5)
1. a kind of corrosion-resistant lithium ion battery, including battery inner core, shell, electrolyte, the battery inner core include positive polar region, every
Film, negative pole area, the positive polar region fill the electrolyte, graphite particle are filled with the negative pole area；The cover top portion is
Hatch frame, in addition to battery cover；It is characterized in that：The battery cover includes lid body, and lid body is polyacrylic resin material,
The lid body edges are enclosed with rubber seal, and the rubber seal surface is also coated with corrosion-resistant glue, in the lid originally
Body upper surface is also bonded with box hat, and the box hat lower surface is provided with nickel coating, and box hat upper surface is provided with chromium coating；In the battery
Bio-sil is also filled between core and shell；The anode ear and negative electrode lug of battery inner core stretch out from positive polar region and negative pole area respectively
Battery cover.
A kind of 2. corrosion-resistant lithium ion battery according to claim 1, it is characterised in that：The lid body edges are projection
Structure, the rubber seal are the ring-type concave structure coordinated with the lid body edges, and are embedded in the shell and battery
Between inner core.
A kind of 3. corrosion-resistant lithium ion battery according to claim 2, it is characterised in that：The corrosion-resistant glue is epoxy
Resin glue.
A kind of 4. corrosion-resistant lithium ion battery according to claim 1-3 any one, it is characterised in that：The nickel coating
Thickness be 1~1.5 μm, the thickness of the chromium coating is 1~1.5 μm.
A kind of 5. corrosion-resistant lithium ion battery according to claim 4, it is characterised in that：The barrier film is polyolefin porous
Film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720476036.6U CN206878116U (en) | 2017-05-02 | 2017-05-02 | A kind of corrosion-resistant lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720476036.6U CN206878116U (en) | 2017-05-02 | 2017-05-02 | A kind of corrosion-resistant lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206878116U true CN206878116U (en) | 2018-01-12 |
Family
ID=61344379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720476036.6U Expired - Fee Related CN206878116U (en) | 2017-05-02 | 2017-05-02 | A kind of corrosion-resistant lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206878116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114594143A (en) * | 2022-01-26 | 2022-06-07 | 广州奥松电子股份有限公司 | Inner core of gas sensor module and sensor module |
-
2017
- 2017-05-02 CN CN201720476036.6U patent/CN206878116U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114594143A (en) * | 2022-01-26 | 2022-06-07 | 广州奥松电子股份有限公司 | Inner core of gas sensor module and sensor module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180112 Termination date: 20190502 |