CN211404534U - Wear-resistant lithium battery shell - Google Patents
Wear-resistant lithium battery shell Download PDFInfo
- Publication number
- CN211404534U CN211404534U CN202020043974.9U CN202020043974U CN211404534U CN 211404534 U CN211404534 U CN 211404534U CN 202020043974 U CN202020043974 U CN 202020043974U CN 211404534 U CN211404534 U CN 211404534U
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- CN
- China
- Prior art keywords
- layer
- wear
- lithium battery
- wearing layer
- wearing
- Prior art date
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 31
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 28
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000004642 Polyimide Substances 0.000 claims abstract description 28
- 229920001721 polyimide Polymers 0.000 claims abstract description 28
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 19
- 239000000919 ceramic Substances 0.000 claims abstract description 19
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 19
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 19
- 210000000438 stratum basale Anatomy 0.000 claims abstract description 19
- 239000002131 composite material Substances 0.000 claims abstract description 18
- 229920000642 polymer Polymers 0.000 claims abstract description 14
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims description 16
- 239000003292 glue Substances 0.000 claims description 13
- -1 polytetrafluoroethylene Polymers 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
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- Secondary Cells (AREA)
Abstract
The utility model discloses a wear-resisting lithium battery shell, including the stratum basale, the top of stratum basale is connected with first wearing layer through polyimide gum, and first wearing layer includes polymer ceramic composite material layer and silicon carbide layer, the bottom of stratum basale is connected with the second wearing layer through polyimide gum, and the second wearing layer includes silicon nitride layer and toughened zirconia layer. The utility model discloses be connected with first wearing layer through polyimide gum at the top of stratum basale, be connected with the second wearing layer through polyimide gum in the bottom of stratum basale, the polymeric ceramic composite material layer that first wearing layer includes and the better wear-resisting effect that has of carborundum layer, the silicon nitride layer that the second wearing layer includes also has better wear-resisting effect with toughening zirconia layer, make lithium battery shell reach wear-resisting purpose, it does not possess wear-resisting function to have solved current lithium battery shell, lead to greatly shortened the life's of lithium cell problem.
Description
Technical Field
The utility model relates to a lithium cell technical field specifically is a wear-resisting lithium battery shell.
Background
The lithium battery uses lithium metal or lithium alloy as an anode material, and the battery using a non-aqueous electrolyte solution has very high requirements on the environment for processing, storage and use of the lithium metal due to the very active chemical characteristics of the lithium metal, wherein the lithium battery relates to a lithium battery shell, but the existing lithium battery shell does not have a wear-resistant function, so that the service life of the lithium battery is greatly shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wear-resisting lithium battery shell to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wear-resisting lithium battery shell, includes the stratum basale, the top on stratum basale is connected with first wearing layer through polyimide gum, and first wearing layer includes polymer ceramic composite material layer and carborundum layer, the bottom on stratum basale is connected with the second wearing layer through polyimide gum, and the second wearing layer includes silicon nitride layer and toughened zirconia layer.
Preferably, the substrate layer comprises polytetrafluoroethylene, the thickness of the polymer ceramic composite material layer is 0.2-0.4 times of that of the substrate layer, and the thickness of the silicon carbide layer is 0.25-0.45 times of that of the polymer ceramic composite material layer.
Preferably, the top of the substrate layer is connected with a silicon carbide layer through polyimide glue, and the top of the silicon carbide layer is connected with the bottom of the polymer ceramic composite material layer through polyimide glue.
Preferably, the bottom of the substrate layer is connected with a silicon nitride layer through polyimide glue, and the bottom of the silicon nitride layer is connected with the top of the toughened zirconia layer through polyimide glue.
Preferably, the thicknesses of the silicon nitride layer and the toughened zirconia layer are the same, and the thickness of the toughened zirconia layer is 0.1-0.3 times of the thickness of the base layer.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses be connected with first wearing layer through polyimide gum at the top of stratum basale, be connected with the second wearing layer through polyimide gum in the bottom of stratum basale, the polymeric ceramic composite material layer that first wearing layer includes and the better wear-resisting effect that has of carborundum layer, the silicon nitride layer that the second wearing layer includes also has better wear-resisting effect with toughening zirconia layer, make lithium battery shell reach wear-resisting purpose, it does not possess wear-resisting function to have solved current lithium battery shell, lead to greatly shortened the life's of lithium cell problem.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a first wear-resistant layer of the present invention;
fig. 3 is a schematic structural view of the second wear-resistant layer of the present invention.
In the figure: 1. a base layer; 2. a first wear resistant layer; 201. a polymeric ceramic composite layer; 202. a silicon carbide layer; 3. a second wear layer; 301. a silicon nitride layer; 302. and (3) toughening the zirconia layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses a stratum basale 1, first wearing layer 2, polymer ceramic composite layer 201, silicon carbide layer 202, second wearing layer 3, silicon nitride layer 301 and toughened zirconia layer 302 part are the parts that general standard spare or field technician know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.
Referring to fig. 1 to 3, a wear-resistant lithium battery case includes a substrate layer 1, the top of the substrate layer 1 is connected to a silicon carbide layer 202 through a polyimide adhesive, the top of the silicon carbide layer 202 is connected to the bottom of a polymer ceramic composite material layer 201 through a polyimide adhesive, the substrate layer 1 includes teflon, the thickness of the polymer ceramic composite material layer 201 is 0.2 to 0.4 times the thickness of the substrate layer 1, the thickness of the silicon carbide layer 202 is 0.25 to 0.45 times the thickness of the polymer ceramic composite material layer 201, the bottom of the substrate layer 1 is connected to a silicon nitride layer 301 through a polyimide adhesive, the bottom of the silicon nitride layer 301 is connected to the top of a toughened zirconia layer 302 through a polyimide adhesive, the top of the substrate layer 1 is connected to a first wear-resistant layer 2 through a polyimide adhesive, and the first wear-resistant layer 2 includes a polymer ceramic composite material layer 201 and a silicon carbide layer 202, the bottom of stratum basale 1 is connected with second wearing layer 3 through polyimide glue, and second wearing layer 3 includes silicon nitride layer 301 and toughened zirconia layer 302, silicon nitride layer 301 is the same with toughened zirconia layer 302's thickness, and toughened zirconia layer 302's thickness is 0.1-0.3 times of stratum basale 1 thickness, it is connected with first wearing layer 2 through polyimide glue at stratum basale 1's top, it is connected with second wearing layer 3 through polyimide glue at stratum basale 1's bottom, the polymeric ceramic composite material layer 201 that first wearing layer 2 includes and the better wear-resisting effect of having of silicon carbide layer 202, silicon nitride layer 301 and toughened zirconia layer 302 that second wearing layer 3 includes also have better wear-resisting effect, make lithium battery case reach wear-resisting purpose.
During the use, be connected with first wearing layer 2 through polyimide glue at the top of stratum basale 1, be connected with second wearing layer 3 through polyimide glue in the bottom of stratum basale 1, the polymeric ceramic combined material layer 201 that first wearing layer 2 includes and carborundum layer 202 have better wear-resisting effect, silicon nitride layer 301 that second wearing layer 3 includes also has better wear-resisting effect with toughening zirconia layer 302, make lithium cell housing reach wear-resisting purpose, current lithium cell housing has been solved and wear-resisting function has not been possessed, lead to having shortened the life's of lithium cell problem greatly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A wear resistant lithium battery case comprising a substrate layer (1), characterized in that: the top of stratum basale (1) is connected with first wearing layer (2) through polyimide gum, and first wearing layer (2) are including polymer ceramic composite material layer (201) and carborundum layer (202), the bottom of stratum basale (1) is connected with second wearing layer (3) through polyimide gum, and second wearing layer (3) are including silicon nitride layer (301) and toughening zirconia layer (302).
2. A wear resistant lithium battery cell casing as claimed in claim 1, wherein: the substrate layer (1) comprises polytetrafluoroethylene, the thickness of the polymer ceramic composite material layer (201) is 0.2-0.4 times of that of the substrate layer (1), and the thickness of the silicon carbide layer (202) is 0.25-0.45 times of that of the polymer ceramic composite material layer (201).
3. A wear resistant lithium battery cell casing as claimed in claim 1, wherein: the top of the substrate layer (1) is connected with a silicon carbide layer (202) through polyimide glue, and the top of the silicon carbide layer (202) is connected with the bottom of the polymer ceramic composite material layer (201) through polyimide glue.
4. A wear resistant lithium battery cell casing as claimed in claim 1, wherein: the bottom of the substrate layer (1) is connected with a silicon nitride layer (301) through polyimide glue, and the bottom of the silicon nitride layer (301) is connected with the top of the toughened zirconia layer (302) through polyimide glue.
5. A wear resistant lithium battery cell casing as claimed in claim 1, wherein: the thickness of the silicon nitride layer (301) is the same as that of the toughened zirconia layer (302), and the thickness of the toughened zirconia layer (302) is 0.1-0.3 times that of the substrate layer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020043974.9U CN211404534U (en) | 2020-01-09 | 2020-01-09 | Wear-resistant lithium battery shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020043974.9U CN211404534U (en) | 2020-01-09 | 2020-01-09 | Wear-resistant lithium battery shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211404534U true CN211404534U (en) | 2020-09-01 |
Family
ID=72216857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020043974.9U Active CN211404534U (en) | 2020-01-09 | 2020-01-09 | Wear-resistant lithium battery shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211404534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243183A (en) * | 2021-12-17 | 2022-03-25 | 扬州金快乐电源有限公司 | Abrasion-proof closed lead-acid battery assembly |
-
2020
- 2020-01-09 CN CN202020043974.9U patent/CN211404534U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243183A (en) * | 2021-12-17 | 2022-03-25 | 扬州金快乐电源有限公司 | Abrasion-proof closed lead-acid battery assembly |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211125 Address after: 200000 room 774, Zone D, floor 1, building 1, No. 58, Dijie Road, Baoshan District, Shanghai Patentee after: Shanghai 1322 Intelligent Technology Co.,Ltd. Address before: 362000 No. 139, Yudou village, Yudou Town, Yongchun County, Quanzhou City, Fujian Province Patentee before: Kang Liping |