CN211507807U - Quick radiating lithium cell structure - Google Patents
Quick radiating lithium cell structure Download PDFInfo
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- CN211507807U CN211507807U CN202020312190.1U CN202020312190U CN211507807U CN 211507807 U CN211507807 U CN 211507807U CN 202020312190 U CN202020312190 U CN 202020312190U CN 211507807 U CN211507807 U CN 211507807U
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- Prior art keywords
- annular
- heat dissipation
- layer
- protective layer
- annular heat
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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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- 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 application discloses quick radiating lithium cell structure, including electric core and block, the block with the electricity core passes through utmost point ear and connects, the electricity core is the annular, the laminating of electricity core inside wall is provided with first annular protective layer, first annular protective layer inboard is formed with first annular heat dissipation layer, first annular protective layer with sealed first annular heat dissipation chamber that is formed with between the first annular heat dissipation layer, first annular heat dissipation inboard is formed with axle center heat dissipation chamber, the laminating of electricity core lateral wall is provided with second annular protective layer, the second annular protective layer outside is formed with second annular heat dissipation layer, second annular protective layer with sealed second annular heat dissipation chamber that is formed with between the second annular heat dissipation layer, first annular heat dissipation chamber and second annular heat dissipation intracavity portion fill respectively have the coolant liquid. The utility model discloses set up electric core into the annular, through set up protective layer, heat dissipation chamber and heat dissipation layer in the annular inboard, it is better to compare former technical scheme radiating effect.
Description
Technical Field
The application relates to a lithium battery, in particular to a lithium battery structure capable of rapidly dissipating heat.
Background
Lithium ion secondary batteries (lithium batteries for short) have the characteristics of small volume, light weight, high working voltage, high energy, long cycle life, small pollution and the like, are ideal energy sources for future development, and are applied in more and more fields. But the lithium cell has in the use and generates heat seriously, and when the shell radiating effect of lithium cell was unsatisfactory, the inside atmospheric pressure of lithium cell rose appeared easily, when inside atmospheric pressure exceeded the blasting critical point, the battery will explode to cause the casualties. Therefore, heat dissipation of the lithium battery needs to be considered in the using process.
Patent No. CN201820691687.1 discloses a lithium battery capable of dissipating heat quickly, which can dissipate heat generated inside the lithium battery quickly during the working process of the lithium battery.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a quick radiating lithium cell structure.
In order to achieve the above object, the present invention provides the following technical solutions.
The embodiment of the application discloses quick radiating lithium battery structure, including electric core and block, the block with the electricity core passes through utmost point ear and connects, the electricity core is the annular, the laminating of electricity core inside wall is provided with first annular protective layer, first annular protective layer inboard is formed with first annular heat dissipation layer, first annular protective layer with sealed first annular heat dissipation chamber that is formed with between the first annular heat dissipation layer, first annular heat dissipation inboard is formed with axle center heat dissipation chamber, the laminating of electricity core lateral wall is provided with second annular protective layer, the second annular protective layer outside is formed with second annular heat dissipation layer, second annular protective layer with sealed second annular heat dissipation chamber that is formed with between the second annular heat dissipation layer, first annular heat dissipation chamber and second annular heat dissipation intracavity portion fill respectively have the coolant liquid.
Preferably, in the above lithium battery structure with rapid heat dissipation, annular grooves and annular protrusions are formed on the surfaces of the first annular heat dissipation layer and the second annular heat dissipation layer at intervals, respectively.
Preferably, in foretell quick radiating lithium battery structure, axle center heat dissipation chamber top is formed with the plectane protective layer, plectane protective layer sealing connection in first annular protective layer top with first annular heat dissipation layer top.
Preferably, in the above-mentioned lithium battery structure with rapid heat dissipation, an annular plate protection layer is formed at the bottom of the battery core, and the annular plate protection layer is hermetically connected to the bottom of the first annular protection layer, the bottom of the first annular heat dissipation layer, the bottom of the second annular protection layer, and the bottom of the second annular heat dissipation layer.
Preferably, in the above-mentioned lithium battery structure with rapid heat dissipation, the top of the second annular protection layer is hermetically connected with the top of the second annular heat dissipation layer.
Preferably, in the above-mentioned structure of the lithium battery with rapid heat dissipation, the cap is hermetically connected to the top of the second annular protective layer.
Compared with the prior art, the utility model has the advantages of set up electric core into the annular, through set up protective layer, heat dissipation chamber and heat dissipation layer in the annular inboard, it is better to compare former technical scheme radiating effect, not only possesses original lateral wall heat dissipation, and the heat dissipation is also realized to present inside wall, has prevented that inside amasss heat and has leaded to the condition of damaging.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic diagram of a lithium battery structure for rapid heat dissipation according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in detail below with reference to the 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 efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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," "connected," and "connected" are to be construed broadly, and may be, for example, 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.
Referring to fig. 1, a lithium battery structure 100 capable of fast heat dissipation includes a battery cell 101 and a cap 102, the cap 102 is connected to the battery cell 101 through a tab (not shown), the battery cell 101 is annular, a first annular protective layer 103 is attached to an inner side wall of the battery cell 101, a first annular heat dissipation layer 104 is formed on an inner side of the first annular protective layer 103, a first annular heat dissipation cavity 105 is formed between the first annular protective layer 103 and the first annular heat dissipation layer 104 in a sealed manner, an axial heat dissipation cavity 106 is formed on an inner side of the first annular heat dissipation layer 104, a second annular protective layer 107 is attached to an outer side wall of the battery cell 101, a second annular heat dissipation layer 108 is formed on an outer side of the second annular protective layer 107, a second annular heat dissipation cavity 109 is formed between the second annular heat dissipation layer 107 and the second annular heat dissipation layer 108 in a sealed manner, and cooling liquids.
In this technical scheme, set up electric core into the annular, through set up protective layer, heat dissipation chamber and heat dissipation layer at the annular inboard, it is better to compare former technical scheme radiating effect, not only possesses original lateral wall heat dissipation, and the heat dissipation is also realized to present inside wall, and axle center heat dissipation chamber heat dissipation has promptly prevented that the inside amasss heat of electric core from leading to the condition of damaging.
Further, annular grooves 110 and annular protrusions 111 are formed on the surfaces of the first annular heat dissipation layer 104 and the second annular heat dissipation layer 108 at intervals, respectively.
In this technical scheme, increase and air area of contact, increase radiating effect.
Further, a circular protection layer 112 is formed on the top of the axial heat dissipation cavity 106, and the circular protection layer 112 is hermetically connected to the top of the first annular protection layer 103 and the top of the first annular heat dissipation layer 104. An annular plate protection layer 113 is formed at the bottom of the battery cell 101, and the annular plate protection layer 113 is hermetically connected to the bottom of the first annular protection layer 103, the bottom of the first annular heat dissipation layer 104, the bottom of the second annular protection layer 107, and the bottom of the second annular heat dissipation layer 108. The top of the second annular protection layer 107 is hermetically connected with the top of the second annular heat dissipation layer 108. The cap 102 is sealingly attached on top of the second annular protective layer 107.
Among this technical scheme, realize the firm and prevent leaking of structure, ensure lithium cell safety.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Claims (6)
1. The utility model provides a quick radiating lithium cell structure, includes electric core and block, the block with electric core passes through utmost point ear connection, a serial communication port, electric core is the annular, the laminating of electric core inside wall is provided with first annular protective layer, first annular protective layer inboard is formed with first annular heat dissipation layer, first annular protective layer with sealed first annular heat dissipation chamber that is formed with between the first annular heat dissipation layer, first annular heat dissipation in situ side is formed with axle center heat dissipation chamber, the laminating of electric core lateral wall is provided with second annular protective layer, the second annular protective layer outside is formed with second annular heat dissipation layer, second annular protective layer with sealed second annular heat dissipation chamber that is formed with between the second annular heat dissipation layer, first annular heat dissipation chamber and second annular heat dissipation intracavity portion fill respectively have the coolant liquid.
2. The lithium battery structure capable of rapidly dissipating heat as claimed in claim 1, wherein the first annular heat dissipation layer and the second annular heat dissipation layer are respectively formed with annular grooves and annular protrusions at intervals on the surface.
3. The lithium battery structure with rapid heat dissipation as defined in claim 1, wherein a circular plate protection layer is formed on top of the axial heat dissipation cavity, and the circular plate protection layer is hermetically connected to top of the first annular protection layer and top of the first annular heat dissipation layer.
4. The lithium battery structure with rapid heat dissipation of claim 1, wherein an annular plate protection layer is formed at the bottom of the battery cell, and the annular plate protection layer is hermetically connected to the bottom of the first annular protection layer, the bottom of the first annular heat dissipation layer, the bottom of the second annular protection layer, and the bottom of the second annular heat dissipation layer.
5. The lithium battery structure with rapid heat dissipation according to claim 1, wherein the top of the second annular protection layer is hermetically connected with the top of the second annular heat dissipation layer.
6. The lithium battery structure with rapid heat dissipation according to claim 1, wherein the cap is hermetically connected to the top of the second annular protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020312190.1U CN211507807U (en) | 2020-03-13 | 2020-03-13 | Quick radiating lithium cell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020312190.1U CN211507807U (en) | 2020-03-13 | 2020-03-13 | Quick radiating lithium cell structure |
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| Publication Number | Publication Date |
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| CN211507807U true CN211507807U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020312190.1U Expired - Fee Related CN211507807U (en) | 2020-03-13 | 2020-03-13 | Quick radiating lithium cell structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111244529A (en) * | 2020-03-13 | 2020-06-05 | 南通耐维特电源有限公司 | Quick radiating lithium cell structure |
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2020
- 2020-03-13 CN CN202020312190.1U patent/CN211507807U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111244529A (en) * | 2020-03-13 | 2020-06-05 | 南通耐维特电源有限公司 | Quick radiating lithium cell structure |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200915 Termination date: 20210313 |
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| CF01 | Termination of patent right due to non-payment of annual fee |