CN206806416U - A kind of novel lithium battery barrier film - Google Patents
A kind of novel lithium battery barrier film Download PDFInfo
- Publication number
- CN206806416U CN206806416U CN201720243734.1U CN201720243734U CN206806416U CN 206806416 U CN206806416 U CN 206806416U CN 201720243734 U CN201720243734 U CN 201720243734U CN 206806416 U CN206806416 U CN 206806416U
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- CN
- China
- Prior art keywords
- housing
- support layer
- layer
- transmission layer
- lithium battery
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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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- 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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Abstract
It the utility model is related to the accessory of lithium battery,Specifically disclose a kind of novel lithium battery barrier film,Including the first housing and the second housing,First housing peripheric surface is cascaded surface,Second housing is provided with protrusion corresponding with the first housing peripheric surface,The face that contact is thought between first housing and the second housing is inclined-plane,The first housing side adjacent with second shell body phase is provided with stepped groove,The first support layer is sequentially provided with stepped groove from the inside to the outside,First transmission layer,Central support layer,Second transmission layer and the second support layer,The stepped groove bottom of first housing is provided with first and crosses liquid mouth,Second housing is provided with crosses liquid mouth with the first liquid mouth corresponding second excessively,Assembled using sandwich construction,Form the high entirety of bulk strength,Integral replacing is convenient,The lateral surface of first support layer and the second support layer is provided with ceramic reinforced layer,Enhance the heat-resisting ability and intensity of the novel lithium battery barrier film,Heat resistance is strong,Tensile strength is high.
Description
Technical field
It the utility model is related to the accessory of lithium battery, and in particular to a kind of novel lithium battery barrier film.
Background technology
Lithium battery diaphragm now is all single layer structure, in order to improve the capacity of lithium battery, usually by lithium battery diaphragm
On micropore be produced into a kind of specific shape, make while improving electric capacity electronics by velocity-stabilization, though this method
The stability of electric capacity and electric discharge can be so improved, but the production cost of this lithium battery diaphragm is higher, is not suitable for producing in batches, and
And lithium battery diaphragm now is comparatively laborious when changing, bulk strength is poor, and resistance to elevated temperatures deficiency, and lithium electricity usually occurs
The problem of pond is burnt or exploded.
Utility model content
In order to solve the above technical problems, we have proposed a kind of novel lithium battery barrier film, its purpose：It is convenient to change, heat-resisting
Property is strong, tensile strength is high.
To reach above-mentioned purpose, the technical solution of the utility model is as follows：
A kind of novel lithium battery barrier film, including the first housing and the second housing, the first housing peripheric surface are cascaded surface, second
Housing is provided with protrusion corresponding with the first housing peripheric surface, thinks that the face of contact is oblique between the first housing and the second housing
Face, the first housing are provided with threaded groove, and the second housing is provided with stairstepping through hole corresponding with groove；
The adjacent side of first housing and second shell body phase is provided with stepped groove, in stepped groove from the inside to the outside successively
Provided with the first support layer, the first transmission layer, central support layer, the second transmission layer and the second support layer, the first support layer and second
The lateral surface of support layer is provided with ceramic reinforced layer, and the bottom of stepped groove is provided with support column, and the first support layer, first pass through
Through hole corresponding with support column is equipped with layer, central support layer, the second transmission layer and the second support layer；
The lateralarea of first support layer is less than the lateralarea of the first transmission layer, and the lateralarea of the first transmission layer is less than
The lateralarea of central support layer, the lateralarea of central support layer are less than the lateralarea of the second transmission layer, the second transmission layer
Lateralarea be less than the second support layer lateralarea；
Micro-pore diameter on central support layer is less than the micro-pore diameter in the first transmission layer and the second transmission layer, and first passes through
Micro-pore diameter on layer and the second transmission layer is less than the micro-pore diameter on the first support layer and the second support layer；
The stepped groove bottom of first housing is provided with first and crosses liquid mouth, and the second housing is provided with crosses liquid mouth with first
Corresponding second crosses liquid mouth.
Pass through above-mentioned technical proposal, assembled using sandwich construction, form the high entirety of bulk strength, integral replacing
Convenient, the lateral surface of the first support layer and the second support layer is provided with ceramic reinforced layer, enhances the resistance to of the novel lithium battery barrier film
High temperature capabilities and intensity, heat resistance is strong, tensile strength is high.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of novel lithium battery barrier film disclosed in the utility model.
Corresponding component title of the numeral represented by with letter in figure：
1. the central support layer 15. second of 11. groove of the first housing, 12. first 13. first transmission layer of support layer 14.
The support column 19. first of 16. second support layer of transmission layer 17. crosses the stairstepping through hole 22. second of 2. second housing of liquid mouth 21.
Cross the ceramic reinforced layer of liquid mouth 3..
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Specific embodiment of the present utility model is described in further detail with reference to schematic diagram.
As shown in figure 1, a kind of novel lithium battery barrier film, including the first housing 1 and the second housing 2, the peripheric surface of the first housing 1
For cascaded surface, the second housing 2 is provided with protrusion corresponding with the peripheric surface of the first housing 1, the first housing 1 and the second housing 2 it
Between think that the face of contact be inclined-plane, the first housing 1 is provided with threaded groove 11, and the second housing 2 is provided with corresponding to groove 11
Stairstepping through hole 21, the material of the first housing 1 and the second housing 2 is ceramics.
First housing 1 side adjacent with the second housing 2 is provided with stepped groove, in stepped groove from the inside to the outside according to
It is secondary to be provided with the first support layer 12, the first transmission layer 13, central support layer 14, the second transmission layer 15 and the second support layer 16, first
The lateral surface of the support layer 16 of support layer 12 and second is provided with ceramic reinforced layer 3, enhances the high temperature resistant of the novel lithium battery barrier film
Ability and intensity, heat resistance is strong, tensile strength is high.
The bottom of stepped groove is provided with support column 17, the first support layer 12, the first transmission layer 13, central support layer 14,
Be equipped with second transmission layer 15 and the second support layer 16 with 17 corresponding through hole of support column, facilitate the first support layer 12,
The positioning and assembling of one transmission layer 13, central support layer 14, the second transmission layer 15 and the second support layer 16.
The lateralarea of first support layer 12 is less than the lateralarea of the first transmission layer 13, the side face of the first transmission layer 13
Product is less than the side face of the second transmission layer 15 less than the lateralarea of central support layer 14, the lateralarea of central support layer 14
Product, the lateralarea of the second transmission layer 15 are less than the lateralarea of the second support layer 16；Facilitate the support layer of implementation difference first
12nd, the first transmission layer 13, central support layer 14, the second transmission layer 15 and the second support layer 16.
Micro-pore diameter on central support layer 14 is less than the micro-pore diameter in the first transmission layer 13 and the second transmission layer 15, the
The micropore that micro-pore diameter in one transmission layer 13 and the second transmission layer 15 is less than on the first support layer 12 and the second support layer 16 is straight
Footpath, make the novel lithium battery barrier film that there is stairstepping open-work, make electronics while the electric capacity for improving the novel lithium battery barrier film
Pass through velocity-stabilization.
The stepped groove bottom of first housing 1 is provided with first and crosses liquid mouth 19, and the second housing 2 is provided with and the first mistake
Liquid mouth 19 corresponding second crosses liquid mouth 22.
More than be exactly a kind of design feature and action effect of novel lithium battery barrier film, its advantage：Using sandwich construction group
Dress, the high entirety of bulk strength is formd, integral replacing is convenient, and heat resistance is strong, tensile strength is high.
Above-described is only preferred embodiment of the present utility model, it is noted that for the ordinary skill of this area
For personnel, on the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (1)
1. a kind of novel lithium battery barrier film, it is characterised in that including the first housing (1) and the second housing (2), the first housing (1)
Peripheric surface is cascaded surface, and the second housing (2) is provided with protrusion corresponding with the first housing (1) peripheric surface, the first housing (1) and
The face that contact is thought between second housing (2) is inclined-plane, and the first housing (1) is provided with threaded groove (11), the second housing (2)
It is provided with stairstepping through hole (21) corresponding with groove (11)；
First housing (1) and the adjacent side of the second housing (2) are provided with stepped groove, in stepped groove from the inside to the outside according to
It is secondary to be provided with the first support layer (12), the first transmission layer (13), central support layer (14), the second transmission layer (15) and the second support layer
(16), the lateral surface of the first support layer (12) and the second support layer (16) is provided with ceramic reinforced layer (3), the bottom of stepped groove
Provided with support column (17), the first support layer (12), the first transmission layer (13), central support layer (14), the second transmission layer (15) and
Through hole corresponding with support column (17) is equipped with second support layer (16)；
The lateralarea of first support layer (12) is less than the lateralarea of the first transmission layer (13), the side of the first transmission layer (13)
Area is less than the lateralarea of central support layer (14), the lateralarea of central support layer (14) is less than the second transmission layer (15)
Lateralarea, the lateralarea of the second transmission layer (15) are less than the lateralarea of the second support layer (16)；
Micro-pore diameter on central support layer (14) is less than the micro-pore diameter in the first transmission layer (13) and the second transmission layer (15),
Micro-pore diameter in first transmission layer (13) and the second transmission layer (15) is less than the first support layer (12) and the second support layer (16)
On micro-pore diameter；
The stepped groove bottom of first housing (1) is provided with first and crosses liquid mouth (19), and the second housing (2) is provided with and first
Cross liquid mouth (19) corresponding second and cross liquid mouth (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720243734.1U CN206806416U (en) | 2017-03-14 | 2017-03-14 | A kind of novel lithium battery barrier film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720243734.1U CN206806416U (en) | 2017-03-14 | 2017-03-14 | A kind of novel lithium battery barrier film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206806416U true CN206806416U (en) | 2017-12-26 |
Family
ID=60730243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720243734.1U Expired - Fee Related CN206806416U (en) | 2017-03-14 | 2017-03-14 | A kind of novel lithium battery barrier film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206806416U (en) |
-
2017
- 2017-03-14 CN CN201720243734.1U patent/CN206806416U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20171226 Termination date: 20190314 |