CN210167460U - Lithium battery cell with high safety of long circulation of graphene element - Google Patents
Lithium battery cell with high safety of long circulation of graphene element Download PDFInfo
- Publication number
- CN210167460U CN210167460U CN201921172023.5U CN201921172023U CN210167460U CN 210167460 U CN210167460 U CN 210167460U CN 201921172023 U CN201921172023 U CN 201921172023U CN 210167460 U CN210167460 U CN 210167460U
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- Prior art keywords
- battery cell
- column
- high safety
- limiting sleeve
- groove
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 21
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 19
- 210000004027 cell Anatomy 0.000 claims abstract description 39
- 210000005056 cell body Anatomy 0.000 claims abstract description 24
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 238000002166 wet spinning Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims abstract description 4
- 239000002356 single layer Substances 0.000 claims abstract description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- -1 graphite alkene Chemical class 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000011258 core-shell material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding 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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Abstract
The utility model discloses a high-safety long-circulation lithium battery cell with graphene elements in the technical field of lithium batteries, which comprises a cell shell, the inner cavity of the cell shell is provided with a cell body, the bottoms of the anode electrode post and the cathode electrode post are provided with current collectors, the anode electrode column is prepared by a continuous wet spinning or blade coating process of a single-layer graphene oxide solution, an installation groove is arranged in the inner cavity of the battery cell shell, the bottom of the electric core body is fixedly connected with a positioning column, the connecting sheet is arranged in a groove formed in the side wall of the positioning column in a sliding manner, one end of the connecting sheet is sleeved on the guide post, the outer wall of the guide post is sleeved with a first spring, be provided with the stop collar in the mounting groove, the spacing groove has been seted up to the stop collar lateral wall, the utility model has the advantages of the dismouting of being convenient for has ultrafast multiplying power and overlength circulation performance simultaneously, excellent in use effect.
Description
Technical Field
The utility model relates to a lithium cell technical field specifically is a lithium cell electricity core with high safety of long circulation of graphite alkene element.
Background
The "lithium battery" is a kind of battery using non-aqueous electrolyte solution and using lithium metal or lithium alloy as negative electrode material, and the cell refers to a single electrochemical cell containing positive and negative electrodes, and is not generally used directly. The battery is different from a battery which comprises a protection circuit and a shell and can be directly used.
The existing lithium battery cell has the defect of complex disassembly and assembly, the production efficiency is reduced, meanwhile, the lithium battery cell has the defect of low circulation of graphene elements, the charging performance of the lithium battery cell is reduced, the using effect is poor, and therefore, the lithium battery cell with the long circulation and high safety of the graphene elements is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lithium cell electricity core with high safety of long circulation of graphite alkene element 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: a lithium battery cell with long-circulating high safety of graphene elements comprises a cell shell, wherein a cell body is arranged in an inner cavity of the cell shell, a positive electrode pole and a negative electrode pole are arranged at the top of the cell body, current collectors are arranged at the bottoms of the positive electrode pole and the negative electrode pole, the positive electrode pole is manufactured by a continuous wet spinning or blade coating process of a single-layer graphene oxide solution, diaphragms are sleeved on the outer wall of the current collectors, a sealing ring is arranged at the top of the cell shell, a mounting groove is formed in the inner cavity of the cell shell, a positioning column is fixedly connected to the bottom of the cell body, a positioning block is arranged on the outer side of the positioning column, a connecting sheet is arranged at one end of the positioning block and is slidably arranged in a groove formed in the side wall of the positioning column, a guide column is sleeved, the mounting groove is internally provided with a limiting sleeve, the inner cavity of the limiting sleeve is provided with a reset gasket, the bottom of the reset gasket is fixedly connected with a second spring, and the side wall of the limiting sleeve is provided with a limiting groove.
Furthermore, the positive electrode column is a graphene film, and the negative electrode column is metal aluminum.
Furthermore, the spacing groove comprises the spout of two setups in the stop collar lateral wall and the arc wall of connecting two spouts, twice the length of spout is inequality, and twice interval between the spout is less than the radial half of stop collar.
Furthermore, the two sliding grooves are formed in the inner side wall of the limiting sleeve, the arc-shaped groove is formed in the inner side wall of the limiting sleeve, and the sliding grooves and the arc-shaped groove are matched with the positioning block.
Furthermore, the limiting sleeve is of a hollow cylinder structure, the inner diameter of the limiting sleeve is equal to the outer diameter of the positioning column, and a positioning hole is formed in the side wall of the limiting sleeve.
Further, the battery cell body is of a cylindrical structure.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, reasonable in design, the setting of stop collar, reference column, locating piece has solved the inconvenient problem of traditional electric core when installing with the shell, during the installation, inserts electric core shell inner chamber with electric core body for in the reference column inserts the stop collar, pop out from the spacing hole of stop collar lateral wall until the locating piece, accomplish fixedly, also simple and fast when dismantling simultaneously; the utility model discloses an anode and cathode adopt graphite alkene film and metallic aluminum respectively, and graphite alkene film is made by the continuous wet spinning or the blade coating technology of individual layer oxidation graphite alkene solution, has ultrafast multiplying power and overlength cyclicity ability, excellent in use effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;
FIG. 3 is a schematic view of the positioning post of the present invention;
fig. 4 is a schematic view of the structure of the limiting groove of the present invention.
In the figure: 1. a cell shell; 2. a cell body; 3. a positive electrode column; 4. a negative electrode column; 5. a current collector; 6. a diaphragm; 7. a seal ring; 8. mounting grooves; 9. a positioning column; 10. positioning blocks; 11. connecting sheets; 12. a groove; 13. a guide post; 14. a first spring; 15. a limiting sleeve; 16. resetting the gasket; 17. a second spring; 18. a limiting groove; 181. a chute; 182. an arc-shaped groove.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
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.
The utility model provides a lithium battery cell with high safety of long circulation of graphene element, have the advantage of convenient dismouting, have ultrafast multiplying power and overlength circulation performance simultaneously, please refer to fig. 1 and fig. 2, including cell shell 1, cell body 2, anodal electric pole 3, negative pole electric pole 4, mass flow body 5, diaphragm 6, sealing washer 7, mounting groove 8, reference column 9, locating piece 10, connection piece 11, recess 12, guide post 13, first spring 14, stop collar 15, reset gasket 16, second spring 17, spacing groove 18;
referring to fig. 1, a cell body 2 is arranged in an inner cavity of a cell shell 1, a positive electrode post 3 and a negative electrode post 4 are arranged at the top of the cell body 2, current collectors 5 are arranged at the bottoms of the positive electrode post 3 and the negative electrode post 4, the positive electrode post 3 is prepared by a continuous wet spinning or blade coating process of a single-layer graphene oxide solution, a continuous pore channel is formed by utilizing gas pressure and an air bag phenomenon in a high-temperature reduction process, rapid infiltration of electrolyte is facilitated, and a diaphragm 6 is sleeved on the outer wall of the current collector 5 with ultra-fast multiplying power and ultra-long circulation performance;
referring to fig. 1 again, a sealing ring 7 is arranged at the top of the battery cell casing 1 to increase the sealing performance of the connection part and also limit and fix the battery cell body 2;
referring to fig. 2, the bottom of the electrical core body 2 is fixedly connected to a positioning column 9, a positioning block 10 is disposed outside the positioning column 9, and the front end of the positioning block 10 is of an arc structure and is used for limiting and fixing the electrical core body 2;
referring to fig. 3, a connecting sheet 11 is disposed at one end of a positioning block 10, and is used for connecting the positioning block 10 and limiting the position of the positioning block, the connecting sheet 11 is slidably disposed on the side wall of a positioning column 9, and a groove 12 is disposed in the side wall of the positioning column 9, and one end of the connecting sheet 11 is sleeved on a guide column 13, a first spring 14 is sleeved on the outer wall of the guide column 13, when a cell body 2 is mounted and the cell body 2 is in contact with the inner wall of a cell casing 1, the positioning block 10 can be retracted into the groove 12 under the action of the connecting sheet 11 and the first spring 14, and a notch matched with the guide;
referring to fig. 2 again, an inner cavity of the cell shell 1 is provided with a mounting groove 8, a stop collar 15 is arranged in the mounting groove 8, a reset gasket 16 is slidably arranged in an inner cavity of the stop collar 15, the bottom of the reset gasket 16 is fixedly connected with a second spring 17, the reset gasket 16 is matched with the second spring 17 to facilitate the popping-out of the cell body 2 when the cell body 2 is detached, and a limit groove 18 is formed in the side wall of the stop collar 15 and used for fixing the positioning block 10 to complete the installation of the cell body 2.
Example (b): the battery core body 2 is inserted into the inner cavity of the battery core shell 1, so that the positioning column 9 is inserted into the limiting sleeve 15, when the positioning block 10 contacts the limiting sleeve 15, due to the arc structure on the surface, under the action of the connecting sheet 11 and the first spring 14, the positioning block 10 retracts into the groove 12 until the positioning block springs out from the limiting hole on the side wall of the end limiting sleeve 15 along the sliding groove 181, finally the sealing ring 7 is installed, the fixing is completed, when the disassembly is completed, force is applied to the cell body 2 into the cell casing 1 and the cell body is slightly rotated, so that the positioning block 10 enters the other sliding groove 181 along the arc-shaped groove 182, and cooperation gasket 16 and second spring 17 that resets take out electric core body 2, convenient and fast, the utility model discloses an anode and cathode adopt graphite alkene film and metallic aluminum respectively, and graphite alkene film is made by the continuous wet spinning or the blade coating technology of individual layer oxidation graphite alkene solution, has ultrafast multiplying power and overlength cyclicity ability.
The positive electrode post 3 is a graphene film, and the negative electrode post 4 is metal aluminum.
Please refer to fig. 4, in order to realize that the movement of the positioning block 10 drives the dismounting of the battery cell body 2, the limiting groove 18 is composed of two sliding grooves 181 formed on the side wall of the limiting sleeve 15 and an arc-shaped groove 182 connected with the two sliding grooves 181, the sliding grooves 181 are vertically formed along the outer wall of the limiting sleeve 15, and the connection between the sliding grooves 181 and the arc-shaped groove 182 is an arc-shaped transition structure, the lengths of the two sliding grooves 181 are different, the positioning block 10 is convenient to move in the two sliding grooves 181, the dismounting of the battery cell body 2 is realized, and the distance between the two sliding grooves 181 is smaller than half of the radius of the limiting sleeve.
The inside wall of stop collar 15 is all seted up in twice spout 181, and the inside wall of stop collar 15 is seted up in arc wall 182, and spout 181 and arc wall 182 all with locating piece 10 mutual adaptation, the locating piece 10 of being convenient for removes in twice spout 181.
Referring to fig. 2, in order to insert the positioning post 9 into the position-limiting sleeve 15 to form a position-limiting fixing effect, the position-limiting sleeve 15 is a hollow cylinder structure, the inner diameter of the position-limiting sleeve 15 is equal to the outer diameter of the positioning post 9, and a positioning hole is formed on the side wall of the position-limiting sleeve 15.
The battery cell body 2 is of a cylindrical structure.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
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 (6)
1. The utility model provides a lithium cell electricity core with high safety of long circulation of graphite alkene element, includes cell shell (1), its characterized in that: the battery cell comprises a battery cell shell (1), wherein a battery cell body (2) is arranged in an inner cavity of the battery cell shell (1), a positive electrode column (3) and a negative electrode column (4) are arranged at the top of the battery cell body (2), a current collector (5) is arranged at the bottoms of the positive electrode column (3) and the negative electrode column (4), the positive electrode column (3) is prepared by a continuous wet spinning or blade coating process of a single-layer graphene oxide solution, a diaphragm (6) is sleeved on the outer wall of the current collector (5), a sealing ring (7) is arranged at the top of the battery cell shell (1), an installation groove (8) is arranged in the inner cavity of the battery cell shell (1), a positioning column (9) is fixedly connected at the bottom of the battery cell body (2), a positioning block (10) is arranged on the outer side of the positioning column (9), a connecting piece (11) is arranged at one end, and one end of the connecting sheet (11) is sleeved on the guide column (13), the outer wall of the guide column (13) is sleeved with a first spring (14), a limit sleeve (15) is arranged in the mounting groove (8), a reset gasket (16) is arranged in the inner cavity of the limit sleeve (15), the bottom of the reset gasket (16) is fixedly connected with a second spring (17), and a limit groove (18) is formed in the side wall of the limit sleeve (15).
2. The lithium battery cell with the graphene element long-cycle high safety of claim 1, wherein: the positive electrode column (3) is a graphene film, and the negative electrode column (4) is metal aluminum.
3. The lithium battery cell with the graphene element long-cycle high safety of claim 1, wherein: the limiting groove (18) is composed of two sliding grooves (181) formed in the side wall of the limiting sleeve (15) and arc-shaped grooves (182) connected with the two sliding grooves (181), the lengths of the sliding grooves (181) are different, and the distance between the sliding grooves (181) is smaller than half of the radius of the limiting sleeve (15).
4. The lithium battery cell with the graphene element long-cycle high safety of claim 3, wherein: the inner side wall of the limiting sleeve (15) is arranged at each of the two sliding grooves (181), the inner side wall of the limiting sleeve (15) is arranged at each of the arc-shaped grooves (182), and the sliding grooves (181) and the arc-shaped grooves (182) are matched with the positioning blocks (10) mutually.
5. The lithium battery cell with the graphene element long-cycle high safety of claim 1, wherein: the limiting sleeve (15) is of a hollow cylinder structure, the inner diameter of the limiting sleeve (15) is equal to the outer diameter of the positioning column (9), and a positioning hole is formed in the side wall of the limiting sleeve (15).
6. The lithium battery cell with the graphene element long-cycle high safety of claim 1, wherein: the battery cell body (2) is of a cylindrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921172023.5U CN210167460U (en) | 2019-07-24 | 2019-07-24 | Lithium battery cell with high safety of long circulation of graphene element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921172023.5U CN210167460U (en) | 2019-07-24 | 2019-07-24 | Lithium battery cell with high safety of long circulation of graphene element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210167460U true CN210167460U (en) | 2020-03-20 |
Family
ID=69794734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921172023.5U Expired - Fee Related CN210167460U (en) | 2019-07-24 | 2019-07-24 | Lithium battery cell with high safety of long circulation of graphene element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210167460U (en) |
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2019
- 2019-07-24 CN CN201921172023.5U patent/CN210167460U/en not_active Expired - Fee Related
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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: 20200320 |