CN206976448U - A kind of New-energy electric vehicle lithium battery - Google Patents
A kind of New-energy electric vehicle lithium battery Download PDFInfo
- Publication number
- CN206976448U CN206976448U CN201720850611.4U CN201720850611U CN206976448U CN 206976448 U CN206976448 U CN 206976448U CN 201720850611 U CN201720850611 U CN 201720850611U CN 206976448 U CN206976448 U CN 206976448U
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- shell body
- heat
- electric vehicle
- cover plate
- Prior art date
- 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
Abstract
The utility model discloses a kind of New-energy electric vehicle lithium battery, including shell body and cover plate, cover plate is arranged on the middle part on shell body top, the middle part of shell body both sides is fixed with screen pack, the periphery of shell body both sides has been fixedly connected with engaging frame, the periphery of the inner side and shell body both sides that engage frame is fixed with sealing gasket, and engaging to be connected together in the neck of frame has heat-insulating shield, and the inside of shell body is installed with lithium battery casing.The screen pack that the utility model is provided with by the both sides of shell body, distributing for shell body internal heat can be accelerated, improve the heat-sinking capability of lithium battery, the engaging frame being provided with by the both sides of shell body, can be connected together heat-insulating shield, when the temperature that can completely cut off the external world in the winter of cold and hot summer impacts to lithium battery, damage lithium battery, engage the sealing gasket that inframe side is provided with simultaneously, improve the air-tightness of heat-insulating shield, prevent outside air from entering the inside of shell body through heat-insulating shield.
Description
Technical field
A kind of lithium battery is the utility model is related to, more particularly to a kind of New-energy electric vehicle lithium battery.
Background technology
Lithium battery service life is short in the market, and when lithium battery collides, the positive pole of lithium battery and negative pole are easily sent out
Raw short circuit, then damages lithium battery, existing lithium battery is because lithium battery interior can produce heat, and heat-sinking capability is not strong, and lithium
Battery is influenceed by ambient temperature when in use, then shortens the service life of lithium battery, therefore we make improvement to this,
It is proposed a kind of New-energy electric vehicle lithium battery.
The content of the invention
Main purpose of the present utility model is to provide a kind of New-energy electric vehicle lithium battery, can effectively solved existing
Lithium battery the problem of easily short circuit and heat-sinking capability be not strong when colliding.
To achieve the above object, the technical scheme that the utility model is taken is：
A kind of New-energy electric vehicle lithium battery, including shell body and cover plate, the cover plate are arranged on shell body top
Middle part, the middle part of the shell body both sides are fixed with screen pack, and the periphery of the shell body both sides has been fixedly connected with card
Frame is closed, the inner side of the engaging frame and the periphery of shell body both sides are fixed with sealing gasket, blocked in the neck of the engaging frame
Conjunction is connected with heat-insulating shield, and the inside of the shell body is installed with lithium battery casing, the positive pole on the lithium battery casing top
The one end of lug and negative lug respectively with positive pole connecting pole and negative pole connecting pole is fixedly connected, the positive pole connecting pole it is another
End is plugged in the positive pole connection post holes that cover plate side is provided with, and the other end of the negative pole connecting pole is plugged on cover plate opposite side and set
In some negative pole connection post holes, liquid injection hole and pressure-relief explosion-proof hole, the liquid injection hole and pressure release are respectively equipped with the middle part of the cover plate
Explosionproof hole connects with the inside of lithium battery casing, and the side in the pressure-relief explosion-proof hole is fixed with negative insulation hole, described negative
The inside of pole insulated hole is fixed with negative insulation piece.
Further, the shell body and heat-insulating shield are that adiabatic plastics are made.
Further, the engaging frame is U-shape.
Further, the size of the heat-insulating shield is more than the size of screen pack.
Further, the top of the liquid injection hole is provided with seal closure.
Further, the inside in the pressure-relief explosion-proof hole is fixed with rupture pressure disc.
Compared with prior art, the utility model has the advantages that：The filtering being provided with by the both sides of shell body
Net, distributing for shell body internal heat can be accelerated, improve the heat-sinking capability of lithium battery；It is provided with by the both sides of shell body
Engage frame, can be connected together heat-insulating shield, can completely cut off the temperature in the external world to lithium electricity with hot summer when the winter in cold
Pond impacts, and damages lithium battery；Engage the sealing gasket that inframe side is provided with simultaneously, improve the air-tightness of heat-insulating shield, prevent outer
Boundary's air permeable heat-insulating shield enters the inside of shell body；Lithium battery casing top is fixedly connected with cover plate, positive pole connecting pole and negative
Pole connecting pole is plugged on the positive pole connection post holes that cover plate both sides are provided with and connected with negative pole in post holes respectively, then by positive pole connecting pole
Fix and separate with negative pole connecting pole, can prevent that the positive pole of lithium battery and cathode contact generation are short when lithium battery collides
Road, then damage lithium battery；The liquid injection hole being provided with the middle part of cover plate and pressure-relief explosion-proof hole, convenient injected to lithium battery interior are electrolysed
Liquid, while the excessive damage lithium battery of pressure of lithium battery interior is prevented, extend the service life of lithium battery.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model；
Fig. 2 is a kind of structural representation of the utility model sealing gasket；
Fig. 3 is a kind of structural representation of the utility model heat-insulating shield；
Fig. 4 is a kind of structural representation of the utility model side elevational cross-section；
Fig. 5 is a kind of structural representation of the utility model main view section.
In figure：1st, shell body；2nd, screen pack；3rd, frame is engaged；4th, sealing gasket；5th, heat-insulating shield；6th, lithium battery casing；7th, positive pole
Connecting pole；8th, negative pole connecting pole；9th, cover plate；10th, liquid injection hole；11st, pressure-relief explosion-proof hole；12nd, negative insulation hole；13rd, negative insulation
Piece.
Embodiment
Below by embodiment, and with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
As Figure 1-5, a kind of New-energy electric vehicle lithium battery, including shell body 1 and cover plate 9, cover plate 9 are arranged on outer
The middle part on the top of housing 1, the middle part of the both sides of shell body 1 are fixed with screen pack 2, and the periphery of the both sides of shell body 1 is fixed to be connected
Engaging frame 3 is connected to, the periphery of the inner side and the both sides of shell body 1 that engage frame 3 is fixed with sealing gasket 4, in the neck for engaging frame 3
Being connected together has heat-insulating shield 5, and the inside of shell body 1 is installed with lithium battery casing 6, the positive pole pole on the top of lithium battery casing 6
The one end of ear and negative lug respectively with positive pole connecting pole 7 and negative pole connecting pole 8 is fixedly connected, the other end of positive pole connecting pole 7
It is plugged in the positive pole connection post holes that the side of cover plate 9 is provided with, the other end of negative pole connecting pole 8 is plugged on the opposite side of cover plate 9 and is provided with
Negative pole connection post holes in, the middle part of cover plate 9 is respectively equipped with liquid injection hole 10 and pressure-relief explosion-proof hole 11, liquid injection hole 10 and pressure-relief explosion-proof
Inside of the hole 11 with lithium battery casing 6 connects, and the side in pressure-relief explosion-proof hole 11 is fixed with negative insulation hole 12, negative insulation
The inside in hole 12 is fixed with negative insulation piece 13.
Wherein, shell body 1 and heat-insulating shield 5 are that adiabatic plastics are made, and are ensured while reducing 5 cost of heat-insulating shield adiabatic
Ability.
Wherein, it is U-shape to engage frame 3, facilitates top insertion of the heat-insulating shield 5 from engaging frame 3.
Wherein, the size of heat-insulating shield 5 is more than the size of screen pack 2, prevents outside air from entering shell body by screen pack 2
1 inside, then influence the use of lithium battery.
Wherein, the top of liquid injection hole 10 is provided with seal closure, prevents the electrolyte of lithium battery interior from leaking.
Wherein, the inside in pressure-relief explosion-proof hole 11 is fixed with rupture pressure disc, and when the internal pressure of lithium battery is excessive, pressure release is prevented
The rupture pressure disc that the inside of blast hole 11 is provided with can burst automatically, avoid lithium battery from damaging, extend the service life of lithium battery.
It should be noted that the utility model is a kind of New-energy electric vehicle lithium battery, during work, first by lithium battery
Suitable position is attached to, then carries out normal use, because lithium battery itself can generate heat when in use, passes through li battery shell
6 come out heat as heat-conducting medium, then are aerated by screen pack 2, accelerate distributing for heat, protect lithium battery not
It is damaged, while the dust that screen pack 2 can be crossed in air filtering, prevent dust from entering the inside of shell body 1, cause lithium battery short
Road, the service life of lithium battery is extended, because lithium battery is also influenceed by ambient temperature when in use, when the winter in cold
When making lithium battery forever with the summer of sweltering heat, the engaging frame that can be now fixed with by the both sides of shell body is connected together exhausted
The temperature that hot plate 5 completely cuts off the external world is passed to the inside of shell body 1, the life-span of lithium battery is then influenceed, when needing in shell body 1
Portion can be radiated when being radiated by extracting heat-insulating shield 5 out, extend the service life of lithium battery, and lithium battery uses for a long time
Internal afterwards to have pressure, when the pressure of lithium battery interior is excessive, the rupture pressure disc that the inside of pressure-relief explosion-proof hole 11 is provided with can burst, lithium
The pressure of inside battery is released by pressure-relief explosion-proof hole 11 from the inside of lithium battery, is prevented lithium battery from exploding, is worked as lithium battery
When colliding, the impulsive force when buffering of shell body 1 is collided first, then positive pole connecting pole 7 and negative pole connecting pole 8 distinguish grafting
The positive pole that is provided with the both sides of cover plate 9 is connected in post holes with negative pole connects post holes, is then consolidated positive pole connecting pole and negative pole connecting pole
It is fixed to separate, prevent positive pole connecting pole 7 and negative pole connecting pole 8 from contacting by cover plate 9, the phenomenon of short circuit then occurs, passes through cover plate 9
The liquid injection hole 10 that middle part is provided with injects electrolyte to the inside of lithium battery, when that need not inject electrolyte, passes through liquid injection hole 10
The seal closure that top is provided with, prevents inside and the contacting external air of lithium battery, and the inside of negative insulation hole 12 is provided with negative insulation
Piece 13 can prevent lithium battery from the phenomenon of short circuit occurs, and improve the stability of lithium battery.
Finally it is pointed out that above example is only the more representational example of the utility model.Obviously, this practicality is new
Type is not limited to above-described embodiment, can also there is many deformations.Every foundation the technical essence of the utility model is to above example
Any simple modification, equivalent change and modification made, it is considered as belonging to the scope of protection of the utility model.
Claims (6)
1. a kind of New-energy electric vehicle lithium battery, including shell body (1) and cover plate (9), the cover plate (9) are arranged on shell body
(1) middle part on top, it is characterised in that the middle part of shell body (1) both sides is fixed with screen pack (2), the shell
The periphery of body (1) both sides has been fixedly connected with engaging frame (3), the periphery of the inner side and shell body (1) both sides of the engaging frame (3)
Sealing gasket (4) is fixed with, being connected together in the neck of the engaging frame (3) has heat-insulating shield (5), the shell body (1)
Inside is installed with lithium battery casing (6), the positive pole ear and negative lug on lithium battery casing (6) top respectively with just
Pole connecting pole (7) is fixedly connected with one end of negative pole connecting pole (8), and the other end of the positive pole connecting pole (7) is plugged on cover plate
(9) in the positive pole connection post holes that side is provided with, the other end of the negative pole connecting pole (8) is plugged on cover plate (9) opposite side and is provided with
Negative pole connection post holes in, be respectively equipped with liquid injection hole (10) and pressure-relief explosion-proof hole (11), the fluid injection in the middle part of the cover plate (9)
The inside of hole (10) and pressure-relief explosion-proof hole (11) with lithium battery casing (6) connects, and the side of the pressure-relief explosion-proof hole (11) is consolidated
Surely negative insulation hole (12) are provided with, the inside of the negative insulation hole (12) is fixed with negative insulation piece (13).
A kind of 2. New-energy electric vehicle lithium battery according to claim 1, it is characterised in that：The shell body (1) and
Heat-insulating shield (5) is that adiabatic plastics are made.
A kind of 3. New-energy electric vehicle lithium battery according to claim 1, it is characterised in that：The engaging frame (3) is U
Shape.
A kind of 4. New-energy electric vehicle lithium battery according to claim 1, it is characterised in that：The heat-insulating shield (5)
Size is more than the size of screen pack (2).
A kind of 5. New-energy electric vehicle lithium battery according to claim 1, it is characterised in that：The liquid injection hole (10)
Top is provided with seal closure.
A kind of 6. New-energy electric vehicle lithium battery according to claim 1, it is characterised in that：The pressure-relief explosion-proof hole
(11) inside is fixed with rupture pressure disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720850611.4U CN206976448U (en) | 2017-07-13 | 2017-07-13 | A kind of New-energy electric vehicle lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720850611.4U CN206976448U (en) | 2017-07-13 | 2017-07-13 | A kind of New-energy electric vehicle lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206976448U true CN206976448U (en) | 2018-02-06 |
Family
ID=61402192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720850611.4U Expired - Fee Related CN206976448U (en) | 2017-07-13 | 2017-07-13 | A kind of New-energy electric vehicle lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206976448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109904527A (en) * | 2019-02-22 | 2019-06-18 | 深圳市莱美斯硅业有限公司 | A kind of battery heat-insulating, fire-preventing cloth |
-
2017
- 2017-07-13 CN CN201720850611.4U patent/CN206976448U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109904527A (en) * | 2019-02-22 | 2019-06-18 | 深圳市莱美斯硅业有限公司 | A kind of battery heat-insulating, fire-preventing cloth |
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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 |
Granted publication date: 20180206 Termination date: 20190713 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |