CN212967788U - Lithium battery protection device - Google Patents
Lithium battery protection device Download PDFInfo
- Publication number
- CN212967788U CN212967788U CN202021489895.7U CN202021489895U CN212967788U CN 212967788 U CN212967788 U CN 212967788U CN 202021489895 U CN202021489895 U CN 202021489895U CN 212967788 U CN212967788 U CN 212967788U
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- China
- Prior art keywords
- lithium battery
- cover plate
- insulator
- lithium
- cover
- Prior art date
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 104
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 239000012212 insulator Substances 0.000 claims abstract description 32
- 239000003507 refrigerant Substances 0.000 claims abstract description 29
- 239000003792 electrolyte Substances 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims description 5
- 238000009792 diffusion process Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- 230000001012 protector Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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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- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a lithium battery protection device, which comprises a lithium battery, wherein a lithium battery top cover is arranged at the top position of the lithium battery, a lithium battery shell body is arranged outside the lithium battery, electrolyte is arranged inside the lithium battery, an anode is arranged on the right side of the electrolyte, a diaphragm is arranged on the right side of the anode, a cathode is arranged on the right side of the diaphragm, an insulator is arranged at the middle position of the top of the lithium battery top cover, a refrigerant is added inside the lithium battery, the lithium battery can be cooled by the refrigerant when being charged at high temperature, the lithium battery is prevented from being exploded due to overhigh temperature, two sponges are added inside the lithium battery shell, the lithium battery is prevented from being electrically shocked due to water seepage in the lithium battery in rainy days, an insulator is added on the top of the lithium battery cover, and the lithium battery is prevented, the excessive temperature causes electric leakage, thereby causing accidents.
Description
Technical Field
The utility model belongs to the technical field of the lithium cell, concretely relates to lithium cell protector.
Background
A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream.
Present lithium battery protection device still has some weak points, for example, because the size of lithium cell is less, the protection device of some lithium cells is less and the structure is comparatively single in the market, can not effectually carry out the omnidirectional protection with the lithium cell, and when summer high temperature, the lithium cell is scalded easily at the in-process that charges, and when rainwater weather, the lithium cell probably still can seep water, causes the condition of electric leakage, still has certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lithium battery protection device to propose in solving above-mentioned background art because the size of lithium cell is less, the protection device of some lithium cells on the market is less and the structure is comparatively single, can not effectually carry out the omnidirectional protection with the lithium cell, and when summer high temperature, the lithium cell is scalded easily at the in-process that charges, and when rainwater weather, the lithium cell probably still can seep water, causes the condition of electric leakage, has caused the problem of great hidden danger to the safety.
In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery protection device comprises a lithium battery, wherein a lithium battery top cover is arranged at the top position of the lithium battery, a lithium battery shell is arranged outside the lithium battery, electrolyte is arranged inside the lithium battery, an anode is arranged on the right side of the electrolyte, a diaphragm is arranged on the right side of the anode, a cathode is arranged on the right side of the diaphragm, an insulator is arranged at the middle position of the top of the lithium battery top cover, an insulator top cover is arranged at the top end of the insulator, a buckle is arranged at the middle position of the insulator top cover, a cover plate is arranged below the insulator top cover, a cover plate buckle is arranged on the cover plate, an insulating sheet is arranged below the cover plate, a damp-proof sponge is arranged inside the lithium battery shell, a refrigerant box is arranged above the damp-proof sponge, and a refrigerant, and a diffusion plate is arranged at the lower end of the refrigerant box.
Preferably, eight groups of cover plate buckles are arranged on the cover plate, the eight groups of cover plate buckles are uniformly distributed on the cover plate, and the cover plate buckles are fixed with the cover plate through welding.
Preferably, the dampproofing sponge is provided with two sets ofly altogether, two sets of dampproofing sponges are installed respectively in the inside left and right sides both ends department of lithium cell shell body, the refrigerant box is provided with two sets ofly altogether, two sets of refrigerant boxes are installed respectively on the top of dampproofing sponge.
Preferably, the buckle penetrates through the insulator, and the insulator top cover, the cover plate and the insulating sheet are fixed on the lithium battery top cover through the buckle.
Preferably, the moisture-proof sponge and the lithium battery shell body are integrally formed, and the refrigerant box and the lithium battery shell body are fixed through welding.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization has increased the refrigerant in the inside of lithium cell, the lithium cell when charging at high temperature, can cool down it through the refrigerant, prevent that lithium cell self high temperature from exploding, still increased two sponges in lithium cell shell's inside, prevent when rainwater weather, lithium cell self infiltration leads to the electric shock, and increased the insulator on the top of lithium cell lid, prevent when the lithium cell is charging, the high temperature leads to the electric leakage, thereby produce accident.
Drawings
Fig. 1 is a schematic structural diagram of a lithium battery of the present invention;
fig. 2 is a schematic structural view of the insulator of the present invention;
fig. 3 is a schematic view of the internal structure of the lithium battery case according to the present invention;
in the figure: 1-lithium battery, 2-lithium battery top cover, 3-anode, 4-diaphragm, 5-cathode, 6-electrolyte, 7-lithium battery shell, 8-insulator, 9-insulator top cover, 10-buckle, 11-cover plate, 12-cover plate buckle, 13-insulating sheet, 14-refrigerant box, 15-refrigerant, 16-diffusion plate and 17-damp-proof sponge.
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.
Referring to fig. 1-3, the present invention provides a technical solution of a lithium battery protection device: including lithium cell 1, lithium cell 1's top position department is provided with lithium cell top cap 2, lithium cell 1's outside is provided with lithium cell shell 7, lithium cell 1's inside is provided with electrolyte 6, electrolyte 6's right side is provided with anodal 3, anodal 3's right side is provided with diaphragm 4, diaphragm 4's right side is provided with negative pole 5, lithium cell top cap 2's top intermediate position department is provided with insulator 8, insulator 8's top is provided with insulator top cap 9, insulator top cap 9's intermediate position department is provided with buckle 10, insulator top cap 9's below is provided with apron 11, be provided with apron buckle 12 on the apron 11, the below of apron 11 is provided with insulating piece 13, lithium cell shell 7's inside is provided with dampproofing sponge 17, the top of dampproofing sponge 17 is provided with refrigerant box 14, the inside of refrigerant box 14 is provided with refrigerant.
In order to enable the cover plate fasteners 12 to be more firmly fixed on the cover plate 11, in this embodiment, the cover plate fasteners 12 are preferably arranged in eight groups, the eight groups of cover plate fasteners 12 are uniformly distributed on the cover plate 11, and the cover plate fasteners 12 and the cover plate 11 are fixed by welding.
In order to make dampproofing sponge 17 can carry out more effective absorption of water and refrigerant 15 can carry out more effective cooling, in this embodiment, preferred dampproofing sponge 17 is provided with two sets ofly altogether, and two sets of dampproofing sponge 17 are installed respectively at the inside both ends department of controlling of lithium cell outer casing 7, and refrigerant box 14 is provided with two sets ofly altogether, and two sets of refrigerant box 14 are installed respectively on the top of dampproofing sponge 17.
In order to fix the insulator 8 on the lithium battery top cap 2 more firmly, in the present embodiment, a preferable buckle 10 penetrates through the insulator 8, and the insulator top cap 9, the cover plate 11 and the insulation sheet 13 are fixed on the lithium battery top cap 2 through the buckle 10.
In order to fix the moisture-proof sponge 17 and the refrigerant box 14 more firmly in the lithium battery outer casing 7, in this embodiment, the moisture-proof sponge 17 is preferably integrally formed with the lithium battery outer casing 7, and the refrigerant box 14 is fixed to the lithium battery outer casing 7 by welding.
The utility model discloses a theory of operation and use flow: after the utility model is installed, firstly, the lithium battery can transmit electric power to the outside through the anode 3 and the cathode 5, the electrolyte 6 can provide raw materials and environment required by electrolysis through electrolysis, the diaphragm 4 can prevent the anode 3 and the cathode 5 from touching, when charging, if the outside temperature and the self temperature are both too high, the insulator 8 on the lithium battery top cover 2 can insulate the lithium battery 1, the electricity leakage caused by the too high temperature in the charging process is prevented, the cover plate 11 on the insulator 8 can be buckled on the insulator top cover 9 through the cover plate buckle 12, then, the insulation sheet 13 is fixed on the lithium battery top cover through the buckle 10 by utilizing the cover plate 11 and the insulator top cover 9, the electricity leakage during charging is prevented, the refrigerant box 14 above the inside of the lithium battery shell 7 can utilize the diffusion plate 16 to assist in cooling the inside through the refrigerant 15 inside, when in rainy weather, possibly meet the condition of lithium cell infiltration, at this moment, absorb moisture by dampproofing sponge 17 in the lithium cell shell body 7 to prevent inside moisture regain, it can to use next time to retrieve the convenience after the use is accomplished.
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 lithium battery protection device comprises a lithium battery (1), and is characterized in that: the lithium battery is characterized in that a lithium battery top cover (2) is arranged at the top of the lithium battery (1), a lithium battery outer shell (7) is arranged outside the lithium battery (1), electrolyte (6) is arranged inside the lithium battery (1), an anode (3) is arranged on the right side of the electrolyte (6), a diaphragm (4) is arranged on the right side of the anode (3), a cathode (5) is arranged on the right side of the diaphragm (4), an insulator (8) is arranged at the middle position of the top of the lithium battery top cover (2), an insulator top cover (9) is arranged at the top end of the insulator (8), a buckle (10) is arranged at the middle position of the insulator top cover (9), a cover plate (11) is arranged below the insulator top cover (9), a cover plate buckle (12) is arranged on the cover plate (11), and an insulating sheet (13) is arranged below the cover, the lithium battery shell is characterized in that moisture-proof sponge (17) is arranged inside the lithium battery shell (7), a refrigerant box (14) is arranged above the moisture-proof sponge (17), a refrigerant (15) is arranged inside the refrigerant box (14), and a diffusion plate (16) is arranged at the lower end of the refrigerant box (14).
2. A lithium battery protection device according to claim 1, characterized in that: the cover plate buckle is characterized in that eight groups of cover plate buckles (12) are arranged, the eight groups of cover plate buckles (12) are evenly distributed on the cover plate (11), and the cover plate buckles (12) and the cover plate (11) are fixed through welding.
3. A lithium battery protection device according to claim 1, characterized in that: the lithium battery is characterized in that the moistureproof sponges (17) are arranged in two groups, the two groups of moistureproof sponges (17) are respectively arranged at the left end and the right end inside the lithium battery shell (7), the refrigerant box (14) is arranged in two groups, and the two groups of refrigerant box (14) are respectively arranged at the top ends of the moistureproof sponges (17).
4. A lithium battery protection device according to claim 1, characterized in that: the buckle (10) penetrates through the insulator (8), and the insulator top cover (9), the cover plate (11) and the insulating sheet (13) are fixed on the lithium battery top cover (2) through the buckle (10).
5. A lithium battery protection device according to claim 1, characterized in that: dampproofing sponge (17) and lithium cell shell body (7) integrated into one piece, pass through welded fastening between refrigerant box (14) and lithium cell shell body (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021489895.7U CN212967788U (en) | 2020-07-25 | 2020-07-25 | Lithium battery protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021489895.7U CN212967788U (en) | 2020-07-25 | 2020-07-25 | Lithium battery protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212967788U true CN212967788U (en) | 2021-04-13 |
Family
ID=75395854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021489895.7U Active CN212967788U (en) | 2020-07-25 | 2020-07-25 | Lithium battery protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212967788U (en) |
-
2020
- 2020-07-25 CN CN202021489895.7U patent/CN212967788U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220107 Address after: 516000 plant No. 11-12, Zhongkai Zhongji Zhigu Industrial Park, shanpo village, Lilin Town, Zhongkai high tech Zone, Huizhou City, Guangdong Province Patentee after: Huizhou Fuji Energy Technology Co.,Ltd. Address before: 510000 8 Hesha Road, Nansha District, Guangzhou City, Guangdong Province Patentee before: Wu Jiajia |
|
| TR01 | Transfer of patent right |