CN213425097U - High lithium cell of security - Google Patents
High lithium cell of security Download PDFInfo
- Publication number
- CN213425097U CN213425097U CN202022108300.5U CN202022108300U CN213425097U CN 213425097 U CN213425097 U CN 213425097U CN 202022108300 U CN202022108300 U CN 202022108300U CN 213425097 U CN213425097 U CN 213425097U
- Authority
- CN
- China
- Prior art keywords
- layer
- functional layer
- polyphenylene sulfide
- stratum basale
- coating
- 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
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 38
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000010410 layer Substances 0.000 claims abstract description 57
- 239000002346 layers by function Substances 0.000 claims abstract description 39
- 239000004734 Polyphenylene sulfide Substances 0.000 claims abstract description 26
- 229920000069 polyphenylene sulfide Polymers 0.000 claims abstract description 26
- 239000011527 polyurethane coating Substances 0.000 claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims abstract description 23
- 238000000576 coating method Methods 0.000 claims abstract description 23
- 239000004709 Chlorinated polyethylene Substances 0.000 claims abstract description 20
- -1 phenolic aldehyde Chemical class 0.000 claims abstract description 12
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 7
- 210000000438 stratum basale Anatomy 0.000 abstract description 17
- 239000000758 substrate Substances 0.000 description 5
- SLGWESQGEUXWJQ-UHFFFAOYSA-N formaldehyde;phenol Chemical compound O=C.OC1=CC=CC=C1 SLGWESQGEUXWJQ-UHFFFAOYSA-N 0.000 description 4
- 229920001568 phenolic resin Polymers 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 125000003172 aldehyde group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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 high lithium cell of security, including the lithium cell housing body, the lithium cell housing body includes stratum basale, first functional layer and second functional layer, the surface of stratum basale is provided with first functional layer, first functional layer includes polyphenylene sulfide layer and phenolic aldehyde base coating. The utility model discloses set up the first functional layer including polyphenylene sulfide layer and phenolic aldehyde base coating, wherein, the polyphenylene sulfide layer can effectively improve the high temperature resistance of stratum basale surface, the fire behavior of stratum basale surface can effectively be improved to the phenolic aldehyde base coating, the second functional layer including polyurethane coating and chlorinated polyethylene layer has been set up, wherein, the polyurethane coating can effectively improve the waterproof nature of stratum basale surface, chlorinated polyethylene layer can effectively improve the fire resistance of stratum basale surface, through the cooperation of above structure, current lithium battery shell security and nonideal have been solved, thereby the problem that people used is not convenient for.
Description
Technical Field
The utility model relates to a lithium cell technical field specifically is a high lithium cell of security.
Background
Lithium batteries, which are batteries using lithium metal or lithium alloy as positive and negative electrode materials and using non-aqueous electrolyte solution, have high environmental requirements for processing, storing and using lithium metal due to the very active chemical properties of lithium metal, and have become mainstream along with the development of scientific technology, and can be roughly divided into two types: lithium metal batteries and lithium ion batteries require a lithium battery shell in a lithium battery, but the safety of the existing lithium battery shell is not ideal, so that the lithium metal batteries and the lithium ion batteries are not convenient for people to use.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a high lithium cell of security possesses the high advantage of security, has solved current lithium cell casing security and not ideal to the problem that people used not convenient for.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high lithium cell of security, includes lithium battery case body, lithium battery case body includes stratum basale, first functional layer and second functional layer, the surface of stratum basale is provided with first functional layer, first functional layer includes polyphenylene sulfide layer and phenolic aldehyde base coating, the surface of first functional layer is provided with the second functional layer, the second functional layer includes polyurethane coating and chlorinated polyethylene layer.
Preferably, the outer surface of the substrate layer is provided with a polyphenylene sulfide layer, and the outer surface of the polyphenylene sulfide layer is provided with a phenolic aldehyde-based coating.
Preferably, the outer surface of the phenolic-based coating is provided with a polyurethane coating, and the outer surface of the polyurethane coating is provided with a chlorinated polyethylene layer.
Preferably, the thickness of the polyphenylene sulfide layer is consistent with that of the phenolic aldehyde-based coating, and the thickness of the polyphenylene sulfide layer is 0.6mm-0.8 mm.
Preferably, the thickness of the polyurethane coating and the thickness of the chlorinated polyethylene layer are consistent, and the thicknesses of the polyurethane coating and the chlorinated polyethylene layer are both 0.8mm-1.3 mm.
(III) advantageous effects
Compared with the prior art, the utility model provides a high lithium cell of security possesses following beneficial effect:
the utility model discloses set up the first functional layer including polyphenylene sulfide layer and phenolic aldehyde base coating, wherein, the polyphenylene sulfide layer can effectively improve the high temperature resistance of stratum basale surface, the fire behavior of stratum basale surface can effectively be improved to the phenolic aldehyde base coating, the second functional layer including polyurethane coating and chlorinated polyethylene layer has been set up, wherein, the polyurethane coating can effectively improve the waterproof nature of stratum basale surface, chlorinated polyethylene layer can effectively improve the fire resistance of stratum basale surface, through the cooperation of above structure, current lithium battery shell security and nonideal have been solved, thereby the problem that people used is not convenient for.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the lithium battery case body of the present invention;
fig. 3 is a schematic structural diagram of a first functional layer of the present invention;
fig. 4 is a schematic structural diagram of a second functional layer of the present invention.
In the figure: 1. a lithium battery case body; 11. a base layer; 12. a first functional layer; 1201. a polyphenylene sulfide layer; 1202. a phenolic-based coating; 13. a second functional layer; 1301. a polyurethane coating; 1302. a chlorinated polyethylene 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 should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
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 lithium battery case body 1, stratum basale 11, first functional layer 12, polyphenylene sulfide layer 1201, phenolic aldehyde group coating 1202, second functional layer 13, polyurethane coating 1301 and chlorinated polyethylene layer 1302 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 4, a lithium battery with high safety includes a lithium battery case body 1, the lithium battery case body 1 includes a substrate layer 11, a first functional layer 12 and a second functional layer 13, the first functional layer 12 is disposed on an outer surface of the substrate layer 11, the first functional layer 12 includes a polyphenylene sulfide layer 1201 and a phenol-formaldehyde based coating 1202, the second functional layer 13 is disposed on an outer surface of the first functional layer 12, the second functional layer 13 includes a polyurethane coating 1301 and a chlorinated polyethylene layer 1302, the polyphenylene sulfide layer 1201 is disposed on an outer surface of the substrate layer 11, the phenol-formaldehyde based coating 1202 is disposed on an outer surface of the polyphenylene sulfide layer 1201, the first functional layer 12 including the polyphenylene sulfide layer 1201 and the phenol-formaldehyde based coating 1202 is disposed, wherein the polyphenylene sulfide layer 1201 can effectively improve high temperature resistance of the outer surface of the substrate layer 11, and the phenol-formaldehyde based coating, the thickness of the polyphenylene sulfide layer 1201 is consistent with that of the phenolic base coating 1202, the thickness of the polyphenylene sulfide layer 1202 is 0.6mm-0.8mm, the outer surface of the phenolic base coating 1202 is provided with a polyurethane coating 1301, the outer surface of the polyurethane coating 1301 is provided with a chlorinated polyethylene layer 1302, and a second functional layer 13 comprising the polyurethane coating 1301 and the chlorinated polyethylene layer 1302 is arranged, wherein the polyurethane coating 1301 can effectively improve the waterproofness of the outer surface of the base layer 11, the chlorinated polyethylene layer 1302 can effectively improve the flame retardance of the outer surface of the base layer 11, the thickness of the polyurethane coating 1301 is consistent with that of the chlorinated polyethylene layer 1302, and the thickness of the polyurethane coating 1301 is 0.8mm-1.3 mm.
When using, set up first functional layer 12 including polyphenylene sulfide layer 1201 and phenolic aldehyde base coating 1202, wherein, polyphenylene sulfide layer 1201 can effectively improve the high temperature resistance of stratum basale 11 surface, phenolic aldehyde base coating 1202 can effectively improve the fire behavior of stratum basale 11 surface, second functional layer 13 including polyurethane coating 1301 and chlorinated polyethylene layer 1302 has been set up, wherein, polyurethane coating 1301 can effectively improve the waterproof nature of stratum basale 11 surface, chlorinated polyethylene layer 1302 can effectively improve the fire resistance of stratum basale 11 surface, cooperation through above structure, it is not ideal to have solved current lithium cell shell security, thereby the problem of people's use of being not convenient for.
While embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that various modifications and changes can be made in the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a high lithium cell of security, includes lithium battery case body (1), its characterized in that: the lithium battery shell body (1) comprises a base layer (11), a first functional layer (12) and a second functional layer (13), wherein the first functional layer (12) is arranged on the outer surface of the base layer (11), the first functional layer (12) comprises a polyphenylene sulfide layer (1201) and a phenolic aldehyde-based coating (1202), the second functional layer (13) is arranged on the outer surface of the first functional layer (12), and the second functional layer (13) comprises a polyurethane coating (1301) and a chlorinated polyethylene layer (1302).
2. A lithium battery with high safety as claimed in claim 1, characterized in that: the outer surface of the base layer (11) is provided with a polyphenylene sulfide layer (1201), and the outer surface of the polyphenylene sulfide layer (1201) is provided with a phenolic base coating (1202).
3. A lithium battery with high safety as claimed in claim 1, characterized in that: the outer surface of the phenolic-based coating (1202) is provided with a polyurethane coating (1301), and the outer surface of the polyurethane coating (1301) is provided with a chlorinated polyethylene layer (1302).
4. A lithium battery with high safety as claimed in claim 1, characterized in that: the thickness of the polyphenylene sulfide layer (1201) is consistent with that of the phenolic aldehyde-based coating (1202), and the thickness of the polyphenylene sulfide layer is 0.6-0.8 mm.
5. A lithium battery with high safety as claimed in claim 1, characterized in that: the thickness of the polyurethane coating (1301) is consistent with that of the chlorinated polyethylene layer (1302), and the thickness of the polyurethane coating is 0.8mm-1.3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022108300.5U CN213425097U (en) | 2020-09-23 | 2020-09-23 | High lithium cell of security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022108300.5U CN213425097U (en) | 2020-09-23 | 2020-09-23 | High lithium cell of security |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213425097U true CN213425097U (en) | 2021-06-11 |
Family
ID=76264051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022108300.5U Expired - Fee Related CN213425097U (en) | 2020-09-23 | 2020-09-23 | High lithium cell of security |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213425097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113500830A (en) * | 2021-07-09 | 2021-10-15 | 广东汇天航空航天科技有限公司 | Battery box and composite material for battery box |
-
2020
- 2020-09-23 CN CN202022108300.5U patent/CN213425097U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113500830A (en) * | 2021-07-09 | 2021-10-15 | 广东汇天航空航天科技有限公司 | Battery box and composite material for battery box |
| CN113500830B (en) * | 2021-07-09 | 2022-12-20 | 广东汇天航空航天科技有限公司 | Battery box and composite material for battery box |
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| 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: 20210611 |
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| CF01 | Termination of patent right due to non-payment of annual fee |