CN214123984U - Button lithium battery containing solid electrolyte - Google Patents
Button lithium battery containing solid electrolyte Download PDFInfo
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- CN214123984U CN214123984U CN202120299621.XU CN202120299621U CN214123984U CN 214123984 U CN214123984 U CN 214123984U CN 202120299621 U CN202120299621 U CN 202120299621U CN 214123984 U CN214123984 U CN 214123984U
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- shell
- negative electrode
- solid electrolyte
- cathode
- positive electrode
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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
The utility model relates to the technical field of lithium batteries, in particular to a button lithium battery containing solid electrolyte, the device mainly comprises a positive electrode shell and a negative electrode shell which are assembled in a forming way, wherein an inner holding cavity is used for holding the electric core group to play a role in protection, the sharp-angled joint part on the positive electrode shell is matched with the U-shaped joint part on the negative electrode shell, so that the positive electrode shell and the negative electrode shell can be fixedly molded, a buffer layer is arranged between the electric core group and the accommodating cavity, and the buffer layer can provide space for the battery pack to bulge, thereby buffering the expansion of the anode shell and the cathode shell, the fiber layer at the periphery of the buffer layer can play a role in protection to prevent the battery pack from colliding with the anode shell and the cathode shell, the battery pack can generate electricity under the action of the cathode material, the diaphragm paper and the anode material, and be provided with the rubber ring on the rubber ring negative pole casing inside wall, be convenient for seal to make negative pole material seal in the negative pole casing at diaphragm paper and rubber ring adhesion.
Description
Technical Field
The utility model relates to a lithium battery technology field especially indicates a knot formula lithium cell that contains solid state electrolyte.
Background
The button lithium battery is a novel chemical power supply, is used as a main vitality source of the chemical power supply, has extremely wide market prospect, and can be used as a power supply and a memory power supply. As a power supply, lithium batteries are increasingly applied to medical products and remote control technologies; as a memory power source, it has been widely used in the field of computer motherboard.
The existing button lithium battery is easy to expand due to the fact that the whole lithium battery bulges too much in the using process, and accordingly the battery explodes.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
A button lithium battery containing solid electrolyte comprises an anode shell, a cathode shell and a core assembly, wherein the anode shell and the cathode shell are integrally formed, accommodating cavities are formed in the anode shell and the cathode shell, and the core assembly is arranged in the accommodating cavities; two side ends of the positive electrode shell are provided with bent sharp-angle attaching parts, two side parts of the negative electrode shell are provided with U-shaped attaching parts which are sunken downwards, the sharp-angle attaching parts and the U-shaped attaching parts are attached to each other, a buffer layer is arranged between the electric core group and the accommodating cavity, and a fiber layer is arranged at the periphery of the buffer layer; the battery pack comprises a negative electrode material, diaphragm paper is arranged on the side part of the negative electrode material, and a positive electrode material is arranged on the side part of the diaphragm paper.
Further, the negative electrode material is adjacent to the negative electrode case, and the positive electrode material is adjacent to the positive electrode case.
Furthermore, the cathode material is a lithium simple substance, and the anode material is a solid electrolyte.
Further, a rubber ring is arranged on the inner side wall of the negative electrode shell in a surrounding mode.
Further, the diaphragm paper is U-shaped, and the side part of the diaphragm paper is adhered with the rubber ring.
Furthermore, the anode shell and the cathode shell are both made of stainless steel, and salient points are arranged on the outer surface layer of the cathode shell.
The utility model has the advantages that: a button lithium battery containing solid electrolyte comprises an anode shell, a cathode shell and a core assembly, wherein the anode shell and the cathode shell are integrally formed, accommodating cavities are formed in the anode shell and the cathode shell, and the core assembly is arranged in the accommodating cavities; two side ends of the positive electrode shell are provided with bent sharp-angle attaching parts, two side parts of the negative electrode shell are provided with U-shaped attaching parts which are sunken downwards, the sharp-angle attaching parts and the U-shaped attaching parts are attached to each other, a buffer layer is arranged between the electric core group and the accommodating cavity, and a fiber layer is arranged at the periphery of the buffer layer; the battery pack comprises a negative electrode material, diaphragm paper is arranged on the side part of the negative electrode material, a positive electrode material is arranged on the side part of the diaphragm paper, the device mainly comprises a positive electrode shell assembled by molding, a containing cavity inside the negative electrode shell is used for placing the battery pack to play a role of protection, the sharp corner fitting part on the positive electrode shell is matched with a U-shaped fitting part on the negative electrode shell to enable the positive electrode shell and the negative electrode shell to be fixedly molded, a buffer layer is arranged between the battery pack and the containing cavity, the buffer layer can provide space for swelling of the battery pack, so that the expansion of the positive electrode shell and the negative electrode shell is buffered, a fiber layer at the periphery of the buffer layer can play a role of protection to prevent the battery pack from colliding with the positive electrode shell and the negative electrode shell, the battery pack can generate electricity through the effects of the negative electrode material, the diaphragm paper and the positive electrode material, a rubber ring is arranged on the inner side wall of the rubber ring negative electrode shell to facilitate sealing, and the diaphragm paper is adhered to the rubber ring so that the negative electrode material is sealed in the negative electrode shell.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The attached figures in the drawing are respectively marked as follows: the battery comprises a positive electrode shell-1, a negative electrode shell-2, an electric core group-3, an accommodating cavity-4, a buffer layer-5, a sharp-corner joint part-11, a U-shaped joint part-21, a negative electrode material-31, diaphragm paper-32, a positive electrode material-33 and a rubber ring-6.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but 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, a button lithium battery containing solid electrolyte includes an anode casing 1, a cathode casing 2 and a core assembly 3, wherein the anode casing 1 and the cathode casing 2 are integrally formed, and the anode casing 1 and the cathode casing 2 are internally provided with an accommodating cavity 4, and the core assembly 3 is installed in the accommodating cavity 4; two side ends of the positive electrode shell 1 are provided with bent sharp corner joint parts 11, two side parts of the negative electrode shell 2 are provided with downwards-sunken U-shaped joint parts 21, the sharp corner joint parts 11 and the U-shaped joint parts 21 are mutually jointed, a buffer layer 5 is arranged between the electric core group 3 and the accommodating cavity 4, and a fiber layer is arranged at the periphery of the buffer layer 5; the battery pack 3 comprises a negative electrode material 31, a diaphragm paper 32 is arranged on the side of the negative electrode material 31, a positive electrode material 33 is arranged on the side of the diaphragm paper 32, the device is mainly characterized in that the battery pack 3 is placed in an accommodating cavity 4 inside a positive electrode shell 1 and a negative electrode shell 2 which are assembled by molding, the protection effect is achieved, the sharp corner fitting part 11 on the positive electrode shell 1 is matched with a U-shaped fitting part 21 on the negative electrode shell 2 to enable the positive electrode shell 1 and the negative electrode shell 2 to be fixedly molded, a buffer layer 5 is arranged between the battery pack 3 and the accommodating cavity 4, the buffer layer 5 can provide a bulge space for the battery pack 3, so that the expansion of the positive electrode shell 1 and the negative electrode shell 2 is buffered, a fiber layer at the periphery of the buffer layer 5 can achieve the protection effect, the battery pack can prevent the battery pack 3 from colliding with the positive electrode shell 1 and the negative electrode shell 2, and can generate electricity through the effects of the negative electrode material 31, the diaphragm paper 32 and the positive electrode material 33, and the rubber ring 6 is arranged on the inner side wall of the rubber ring 6 negative electrode shell 2, so that sealing is convenient, and the diaphragm paper 32 is adhered to the rubber ring 6, so that the negative electrode material 31 is sealed in the negative electrode shell 2.
The cathode material 31 is close to the cathode shell 2, and the anode material 33 is close to the anode shell 1, so that the electricity conduction is convenient.
And a rubber ring 6 is arranged on the side wall inside the negative electrode shell 2 in a surrounding manner and plays a role in insulation and sealing.
The separator paper 32 is U-shaped, and the side of the separator paper 32 is adhered to the rubber gasket 6, so that the negative electrode material 31 is sealed in the negative electrode case 2, preventing oxidation.
The anode shell 1 and the cathode shell 2 are both made of stainless steel, and the outer surface layer of the cathode shell 2 is provided with salient points, so that the electric core group 3 is protected conveniently, and the positive end and the negative end are convenient to identify.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (6)
1. A button lithium battery containing solid electrolyte is characterized in that: the lithium battery comprises an anode shell, a cathode shell and a battery core group, wherein the anode shell and the cathode shell are integrally formed, accommodating cavities are formed in the anode shell and the cathode shell, and the battery core group is arranged in the accommodating cavities; two side ends of the positive electrode shell are provided with bent sharp-angle attaching parts, two side parts of the negative electrode shell are provided with U-shaped attaching parts which are sunken downwards, the sharp-angle attaching parts and the U-shaped attaching parts are attached to each other, a buffer layer is arranged between the electric core group and the accommodating cavity, and a fiber layer is arranged at the periphery of the buffer layer; the battery pack comprises a negative electrode material, diaphragm paper is arranged on the side part of the negative electrode material, and a positive electrode material is arranged on the side part of the diaphragm paper.
2. A lithium button cell battery comprising a solid electrolyte as defined in claim 1, wherein: the negative electrode material is close to the negative electrode shell, and the positive electrode material is close to the positive electrode shell.
3. A lithium button cell battery comprising a solid electrolyte as defined in claim 1, wherein: the cathode material is lithium simple substance, and the anode material is solid electrolyte.
4. A lithium button cell battery comprising a solid electrolyte as defined in claim 1, wherein: and a rubber ring is arranged on the side wall in the negative electrode shell in a surrounding manner.
5. A lithium button cell battery comprising a solid electrolyte as defined in claim 1, wherein: the diaphragm paper is U-shaped, and the side part of the diaphragm paper is adhered with the rubber ring.
6. A lithium button cell battery comprising a solid electrolyte as defined in claim 1, wherein: the anode shell and the cathode shell are both made of stainless steel, and salient points are arranged on the outer surface layer of the cathode shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120299621.XU CN214123984U (en) | 2021-02-03 | 2021-02-03 | Button lithium battery containing solid electrolyte |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120299621.XU CN214123984U (en) | 2021-02-03 | 2021-02-03 | Button lithium battery containing solid electrolyte |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214123984U true CN214123984U (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120299621.XU Active CN214123984U (en) | 2021-02-03 | 2021-02-03 | Button lithium battery containing solid electrolyte |
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| Country | Link |
|---|---|
| CN (1) | CN214123984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113851694A (en) * | 2021-11-30 | 2021-12-28 | 江苏时代新能源科技有限公司 | Battery cell, battery, electric device, method and apparatus for manufacturing battery cell |
-
2021
- 2021-02-03 CN CN202120299621.XU patent/CN214123984U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113851694A (en) * | 2021-11-30 | 2021-12-28 | 江苏时代新能源科技有限公司 | Battery cell, battery, electric device, method and apparatus for manufacturing battery cell |
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