CN220672751U - Anti-deformation lithium ion battery - Google Patents
Anti-deformation lithium ion battery Download PDFInfo
- Publication number
- CN220672751U CN220672751U CN202322261013.1U CN202322261013U CN220672751U CN 220672751 U CN220672751 U CN 220672751U CN 202322261013 U CN202322261013 U CN 202322261013U CN 220672751 U CN220672751 U CN 220672751U
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- ion battery
- shell
- cover body
- deformation
- 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.)
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Links
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 57
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 230000017525 heat dissipation Effects 0.000 claims abstract description 14
- 230000004224 protection Effects 0.000 claims abstract description 14
- 230000002195 synergetic effect Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses an anti-deformation lithium ion battery, which comprises a shell and a cover body, wherein a pair of L-shaped placing plates are oppositely arranged on the inner walls of two sides of the shell, the L-shaped placing plates are used for placing the lithium ion battery, an elastic sheet is arranged at the bottom in the shell, the elastic sheet is in a convex cambered surface design, and a plurality of first springs are connected between the elastic sheet and the inner bottom surface of the shell; the center of the cover body is embedded with a heat dissipation mechanism, and a plurality of protection mechanisms are uniformly arranged on one side of the cover body, which is close to the shell; after the lithium ion battery is placed on the L-shaped placing plate and fixed, the elastic piece and the first spring are arranged at the bottom to elastically support the lithium ion battery, the top of the lithium ion battery is propped against the protection mechanism, and under the synergistic effect of the L-shaped placing plate, the protection mechanism and the elastic piece, the position stability of the lithium ion battery is ensured, and the deformation caused by the collision of the lithium ion battery and the shell is avoided.
Description
Technical Field
The utility model belongs to the technical field of lithium ion batteries, and particularly relates to an anti-deformation lithium ion battery.
Background
A lithium ion battery is a secondary battery (rechargeable battery) that operates mainly by means of lithium ions moving between a positive electrode and a negative electrode. Li+ is inserted and extracted back and forth between the two electrodes during charge and discharge: during charging, li+ is deintercalated from the positive electrode, is inserted into the negative electrode through the electrolyte, and is in a lithium-rich state, and the opposite is carried out during discharging; the lithium ion battery has the advantages of high energy density, high average output voltage, small self-discharge, less than 10% per month, no memory effect, wide working temperature range of-20-60 ℃, excellent cycle performance, capability of quick charge and discharge, high charging efficiency up to 100%, long service life, no environmental pollution, and environment friendliness, and is called a green battery, however, the lithium ion battery for the electric automobile in the current market is often subjected to various acting forces in different directions when in use, and once the lithium ion battery is suddenly damaged, the lithium ion battery is extruded and deformed, so that the service life of the battery is reduced, and the battery is exploded if the lithium ion battery is severely stressed, thereby having potential dangers.
Disclosure of Invention
In order to solve the problems that the service life of the battery is reduced and even potential hidden danger of explosion exists due to the fact that the existing lithium ion battery is easy to deform and damage caused by acting force in a non-use direction when the lithium ion battery is used, the utility model provides an anti-deformation lithium ion battery, and aims to realize omnibearing protection of the lithium ion battery to avoid extrusion deformation of the lithium ion battery.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the deformation-preventing lithium ion battery comprises a shell and a cover body, wherein a pair of L-shaped placing plates are oppositely arranged on the inner walls of two sides of the shell, the L-shaped placing plates are used for placing the lithium ion battery, an elastic sheet is arranged at the inner bottom of the shell, the elastic sheet is in a convex cambered surface design, and a plurality of first springs are connected between the elastic sheet and the inner bottom surface of the shell;
the heat dissipation mechanism is embedded in the center of the cover body, and a plurality of protection mechanisms are uniformly arranged on one side, close to the shell, of the cover body.
Further, the protection machanism includes the fixed plate, the corner of fixed plate is respectively through telescopic connection on the mounting panel, be equipped with the second spring in the sleeve, the second spring top with the mounting panel is connected, the second spring bottom is connected with the buffer board, the buffer board activity inlay locate the fixed plate bottom.
Furthermore, the heat dissipation mechanism is a honeycomb-like structure formed by uniformly arranging a plurality of hexagonal columns, each two adjacent columns of hexagonal columns are connected in an angle-diagonal manner, and a through heat dissipation hole is formed in the center of each hexagonal column.
Further, the cover body and the shell body are detachably arranged, a group of limiting mechanisms are arranged on two sides of the top end of the cover body, each limiting mechanism comprises a connecting rod, each connecting rod movably penetrates through the cover body, a limiting block is arranged at one end, close to the shell body, of each connecting rod, and a manual control handle is arranged at the other end of each connecting rod.
Further, a clamping groove matched with the cover body is formed in the edge of the top end of the shell body.
The utility model has the beneficial effects that:
the bottom of the cover body is provided with a plurality of protection mechanisms, the bottom in the shell body is provided with an elastic sheet, the elastic sheet is in a convex arc surface design, a plurality of first springs are connected between the elastic sheet and the inner bottom surface of the shell body, when the lithium ion battery is placed on the L-shaped placing plate for fixing, the bottom is provided with the elastic sheet and the first springs for elastically supporting the lithium ion battery, the top of the lithium ion battery is propped against the protection mechanisms, and under the synergistic effect of the L-shaped placing plate, the protection mechanisms and the elastic sheet, the position stability of the lithium ion battery is ensured, and the deformation caused by collision between the lithium ion battery and the shell body is avoided;
through set up cooling mechanism on the lid, cooling mechanism is the similar cellular structure that a plurality of hexagon post even arrangement formed, and every adjacent two hexagon posts that are listed as are the angle diagonal connection, just so can form the diamond hole between the hexagon post of every row, improves the radiating rate, and every hexagon post center all has seted up the louvre that link up, has guaranteed the good heat dissipation of lithium ion battery.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic perspective view of a cover according to the present utility model;
fig. 3 is a top view of the cover of the present utility model.
In the figure: 1. a housing; 11. an L-shaped placing plate; 12. an elastic sheet; 13. a first spring; 2. a cover body; 21. a limiting mechanism; 210. a manual control handle; 211. a connecting rod; 212. a limiting block; 22. a heat dissipation mechanism; 221. hexagonal columns; 222. a heat radiation hole; 23. a protective mechanism; 231. a mounting plate; 232. a sleeve; 233. a second spring; 234. a fixing plate; 235. and a buffer plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model is an anti-deformation lithium ion battery, comprising a housing 1 and a cover 2, wherein a pair of L-shaped placing plates 11 are oppositely arranged on the inner walls of two sides of the housing 1, the pair of L-shaped placing plates 11 are used for placing the lithium ion battery, an elastic sheet 12 is arranged at the bottom in the housing 1, the elastic sheet 12 is in a convex arc surface design, a plurality of first springs 13 are connected between the elastic sheet 12 and the inner bottom surface of the housing 1, the convex arc surface of the elastic sheet 12 is propped against the bottom end of the lithium ion battery, and a certain elastic supporting force is provided for the lithium ion battery;
a plurality of protection mechanisms 23 are uniformly arranged on one side, close to the shell 1, of the cover body 2, each protection mechanism 23 comprises a fixed plate 234, corners of the fixed plates 234 are respectively connected to the mounting plate 231 through sleeves 232, second springs 233 are arranged in the sleeves 232, the top ends of the second springs 233 are connected with the mounting plate 231, the bottom ends of the second springs 233 are connected with buffer plates 235, and the buffer plates 235 are movably embedded in the bottoms of the fixed plates 234;
when the lithium ion battery is placed on the L-shaped placing plate 11 for fixing, the elastic piece 12 and the first spring 13 are arranged at the bottom to give an elastic support to the lithium ion battery, the top of the lithium ion battery is abutted against the protection mechanism 23, specifically, the top of the lithium ion battery is directly contacted with the buffer plate 235, when jolt or vibration is encountered, the buffer plate 235 is abutted against the top of the lithium ion battery at all times under the elastic action of the second spring 233, so that the lithium ion battery is elastically limited up and down, the position stability of the lithium ion battery is ensured, the deformation caused by collision between the lithium ion battery and the shell 1 is avoided, and on the other hand, the damage to the lithium ion battery is very small due to the fact that the buffer plate 235 and the elastic piece 12 contacted with the lithium ion battery are both flexibly supported and limited, the lithium ion battery is not deformed, and the safety of the lithium ion battery is further ensured;
in this embodiment, a heat dissipation mechanism 22 is embedded in the center of the cover 2, as shown in fig. 3, the heat dissipation mechanism 22 is a honeycomb-like structure formed by uniformly arranging a plurality of hexagonal columns 221, and the hexagonal columns 221 of every two adjacent columns are connected diagonally, so that diamond holes can be formed between each column of hexagonal columns 221, the heat dissipation speed is improved, and through heat dissipation holes 222 are formed in the center of each hexagonal column 221, so that good heat dissipation of the lithium ion battery is ensured;
in order to facilitate the installation of the lithium ion battery, in the embodiment, the cover body 2 and the shell 1 are detachably arranged, specifically, a group of limiting mechanisms 21 are arranged on two sides of the top end of the cover body 2, each limiting mechanism comprises a connecting rod 211, the connecting rod 211 is movably arranged on the cover body 2 in a penetrating manner, a limiting block 212 is arranged at one end, close to the shell 1, of the connecting rod 211, a manual control handle is arranged at the other end of the connecting rod 211, and a clamping groove matched with the cover body 2 is formed in the edge of the top end of the shell 1; during installation, after the lithium ion battery is placed on the L-shaped placing plate 11 and fixed, the limiting block 212 is twisted by 180 degrees through rotating the manual control handle 210, so that the cover body 2 can be matched with a clamping groove on the shell 1, and after being clamped, the limiting block 212 is turned to the original position through the manual control handle 210, and then the limiting block 212 is clamped with a concave part on the side edge of the shell 1 to realize limiting, and therefore, the cover body 2 cannot be easily displaced in the use process and is more stable.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, and that the specific orientation is constructed and operated, and therefore, the present utility model should not be construed as being limited. Furthermore, the "first" and "second" are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (5)
1. The deformation-preventing lithium ion battery comprises a shell (1) and a cover body (2), and is characterized in that a pair of L-shaped placing plates (11) are oppositely arranged on the inner walls of two sides of the shell (1), the L-shaped placing plates (11) are used for placing the lithium ion battery, an elastic sheet (12) is arranged at the inner bottom of the shell (1), the elastic sheet (12) is in a convex arc surface design, and a plurality of first springs (13) are connected between the elastic sheet (12) and the inner bottom surface of the shell (1);
the heat dissipation mechanism (22) is embedded in the center of the cover body (2), and a plurality of protection mechanisms (23) are uniformly arranged on one side, close to the shell (1), of the cover body (2).
2. The deformation-preventing lithium ion battery according to claim 1, wherein the protection mechanism (23) comprises a fixing plate (234), corners of the fixing plate (234) are respectively connected to the mounting plate (231) through sleeves (232), second springs (233) are arranged in the sleeves (232), the top ends of the second springs (233) are connected with the mounting plate (231), buffer plates (235) are connected to the bottom ends of the second springs (233), and the buffer plates (235) are movably embedded in the bottoms of the fixing plates (234).
3. The anti-deformation lithium ion battery according to claim 2, wherein the heat dissipation mechanism (22) is a honeycomb-like structure formed by uniformly arranging a plurality of hexagonal columns (221), each two adjacent columns of hexagonal columns (221) are connected diagonally, and a through heat dissipation hole (222) is formed in the center of each hexagonal column (221).
4. The deformation-preventing lithium ion battery according to claim 2, wherein the cover body (2) and the shell body (1) are detachably arranged, a group of limiting mechanisms (21) are arranged on two sides of the top end of the cover body (2), each limiting mechanism comprises a connecting rod (211), the connecting rods (211) movably penetrate through the cover body (2), one end, close to the shell body (1), of each connecting rod (211) is provided with a limiting block (212), and the other end of each connecting rod (211) is provided with a manual control handle (210).
5. The deformation-preventing lithium ion battery according to claim 2, wherein a clamping groove matched with the cover body (2) is formed in the top edge of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322261013.1U CN220672751U (en) | 2023-08-22 | 2023-08-22 | Anti-deformation lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322261013.1U CN220672751U (en) | 2023-08-22 | 2023-08-22 | Anti-deformation lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220672751U true CN220672751U (en) | 2024-03-26 |
Family
ID=90332846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322261013.1U Active CN220672751U (en) | 2023-08-22 | 2023-08-22 | Anti-deformation lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220672751U (en) |
-
2023
- 2023-08-22 CN CN202322261013.1U patent/CN220672751U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |