CN213520201U - Protection device for lithium battery - Google Patents
Protection device for lithium battery Download PDFInfo
- Publication number
- CN213520201U CN213520201U CN202022503042.0U CN202022503042U CN213520201U CN 213520201 U CN213520201 U CN 213520201U CN 202022503042 U CN202022503042 U CN 202022503042U CN 213520201 U CN213520201 U CN 213520201U
- Authority
- CN
- China
- Prior art keywords
- aluminium frame
- crown plate
- heat radiation
- radiation fins
- plate
- 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.)
- Expired - Fee Related
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 41
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 56
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 56
- 239000004411 aluminium Substances 0.000 claims abstract description 30
- 230000005855 radiation Effects 0.000 claims abstract description 26
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- 239000000741 silica gel Substances 0.000 claims description 16
- 229910002027 silica gel Inorganic materials 0.000 claims description 16
- 238000009423 ventilation Methods 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 14
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
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
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- Secondary Cells (AREA)
Abstract
The utility model relates to a lithium battery protection technical field discloses a protection device for lithium cell, including aluminium frame and bottom plate, the bottom plate is transversely fixed in the below of aluminium frame, and the bottom plate is located the below of aluminium frame inboard, the outer lane of aluminium frame is encircleed and is provided with the crown plate, and the crown plate is everywhere the same with the distance between the aluminium frame, is fixed with heat radiation fins between the surface of aluminium frame and the internal surface of crown plate, and heat radiation fins be a plurality of, and the front side of crown plate and the equal installation of rear side inner wall surface are fixed with the fan, and the air outlet of fan is outside towards the crown plate. The utility model discloses an evenly be connected with heat radiation fins between the messenger's crown plate, set up louvre and through-hole on crown plate and heat radiation fins surface simultaneously, when the inside use of aluminium frame is arranged in to the lithium cell, the heat distributes away after leading to aluminium frame and heat radiation fins, and can make the fan circular telegram simultaneously when charging, increases the air flow effect between the heat radiation fins, further improves the battery security when the radiating effect guarantees to charge.
Description
Technical Field
The utility model relates to a lithium battery protection technical field specifically is a protection device for lithium cell.
Background
At present, lithium batteries have characteristics of small size, high stored energy density, long service life, strong adaptability to high and low temperatures, environmental protection and the like, and are widely applied to energy storage power systems of hydraulic power, firepower, wind power or solar power stations, and are used in a plurality of fields of electric tools such as electric bicycles, electric motorcycles, electric automobiles and the like.
The former battery of lithium has the condition of generating heat when using, so needs better protection heat abstractor, with the heat dissipation of lithium cell during operation, in addition, the heat production of lithium cell when charging can be bigger, needs obtain better radiating effect when charging, protects the normal use of lithium cell. Therefore, we propose a protection device for lithium batteries.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a protection device for lithium cell through making evenly being connected with heat radiation fins between the crown plate, set up louvre and through-hole on crown plate and heat radiation fins surface simultaneously, when the inside use of aluminium frame is arranged in to the lithium cell, the heat distributes away after leading to aluminium frame and heat radiation fins, and can make the fan circular telegram simultaneously when charging, increase the air flow effect between the heat radiation fins, further improve the battery security when the radiating effect guarantees to charge, the problem of proposing among the background art has been solved.
In order to achieve the above object, the utility model provides a following technical scheme: a protection device for a lithium battery comprises an aluminum frame and a bottom plate, wherein the bottom plate is transversely fixed below the aluminum frame and is positioned on the inner side below the aluminum frame;
the outer lane of aluminium frame is encircleed and is provided with the crown plate, and the distance between everywhere and the aluminium frame of crown plate is the same, is fixed with heat radiation fins between the surface of aluminium frame and the internal surface of crown plate, and heat radiation fins be a plurality of, and the front side of crown plate and rear side inner wall surface all installation are fixed with the fan, and the air outlet of fan is outside towards the crown plate, the louvre has been seted up on the surface of crown plate, and heat radiation fins's surface has seted up the through-hole.
As an optimized implementation manner of the utility model, the fixed surface of the inner wall of the aluminum frame is provided with the heat-conducting silica gel sheet, and the heat-conducting silica gel sheet is fixed on the inner side surface of the aluminum frame through the laminating mode.
As a preferred embodiment of the present invention, the middle portions of the front side and the rear side of the ring plate are provided with a ventilation net, and the ventilation net is located at the air outlet position of the fan.
As a preferred embodiment of the present invention, the heat dissipation fins are connected and fixed between the aluminum frame and the ring plate by welding.
As an embodiment of the present invention, the fan is electrically connected to the charging interface of the lithium battery through a wire.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a protection device for lithium cell through making evenly being connected with heat radiation fins between the crown plate, sets up louvre and through-hole on crown plate and heat radiation fins surface simultaneously, and when the inside use of aluminium frame was arranged in to the lithium cell, the heat was led and is distributed away behind aluminium frame and heat radiation fins, and can make the fan circular telegram simultaneously when charging, increases the air flow effect between the heat radiation fins, further improves the battery security when the radiating effect guarantees to charge.
2. The utility model discloses a protection device for lithium cell has heat conduction silica gel piece through making aluminium frame inner wall fixed surface, and the inboard surface at aluminium frame is fixed through the mode of laminating to heat conduction silica gel piece, and when aluminium frame was placed in to the lithium cell, its surface was through heat conduction silica gel piece and the contact of aluminium frame inner wall for the heat is more abundant leads to aluminium frame surface.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the overall structure of the protection device for a lithium battery according to the present invention;
fig. 2 is a schematic side view of the ring plate of the protection device for a lithium battery according to the present invention;
fig. 3 is a schematic view of the structure of the heat dissipation fins of the protection device for lithium battery of the present invention.
In the figure: 1. an aluminum frame; 2. a base plate; 3. a ring plate; 4. heat dissipation fins; 5. a fan; 6. a heat-conducting silica gel sheet; 7. heat dissipation holes; 8. a ventilation net; 9. and a through hole.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.
Referring to fig. 1-3, the present invention provides a technical solution: a protection device for a lithium battery comprises an aluminum frame 1 and a bottom plate 2, wherein the bottom plate 2 is transversely fixed below the aluminum frame 1, and the bottom plate 2 is positioned on the inner side below the aluminum frame 1;
the outer lane of aluminium frame 1 is encircleed and is provided with crown plate 3, and the distance between the every and aluminium frame 1 of crown plate 3 is the same, is fixed with heat radiation fins 4 between the surface of aluminium frame 1 and the internal surface of crown plate 3, and heat radiation fins 4 are a plurality ofly, and the front side of crown plate 3 and the installation of rear side inner wall surface all are fixed with fan 5, and fan 5's air outlet is outside towards crown plate 3, louvre 7 has been seted up on the surface of crown plate 3, and through-hole 9 has been seted up on heat radiation fins 4's surface.
In this embodiment (see fig. 1, 2, and 3), the heat dissipation fins 4 are uniformly connected between the ring plates 3, and the heat dissipation holes 7 and the through holes 9 are formed on the surfaces of the ring plates 3 and the heat dissipation fins 4, so that when the lithium battery is placed inside the aluminum frame 1 for use, heat is dissipated after being conducted to the aluminum frame 1 and the heat dissipation fins 4, and the fan 5 is powered on during charging, thereby increasing the air flow effect between the heat dissipation fins 4, and further improving the heat dissipation effect to ensure the safety of the battery during charging.
The surface of the inner wall of the aluminum frame 1 is fixed with a heat-conducting silica gel sheet 6, and the heat-conducting silica gel sheet 6 is fixed on the inner side surface of the aluminum frame 1 in a laminating mode.
In this embodiment (see fig. 1), the heat-conducting silica gel sheet 6 is fixed on the surface of the inner wall of the aluminum frame 1, and the heat-conducting silica gel sheet 6 is fixed on the inner side surface of the aluminum frame 1 in a fitting manner, so that when the lithium battery is placed inside the aluminum frame 1, the surface of the lithium battery is in contact with the inner wall of the aluminum frame 1 through the heat-conducting silica gel sheet 6, and the heat is sufficiently conducted to the surface of the aluminum frame 1.
Wherein, the middle part of 3 front sides of crown plate and rear side all is provided with ventilation net 8, and ventilation net 8 is located the air outlet position department of fan 5.
In this embodiment (see fig. 2), the air blown by the fan 5 is discharged through the ventilation net 8.
The heat dissipation fins 4 are fixedly connected between the aluminum frame 1 and the ring plate 3 in a welding manner.
The fan 5 is electrically connected with a charging interface of the lithium battery through a wire.
It should be noted that the present invention relates to a protection device for lithium battery, which comprises an aluminum frame 1, a bottom plate 2, a ring plate 3, heat dissipation fins 4, a fan 5, a heat conduction silica gel sheet 6, heat dissipation holes 7, a ventilation net 8, and through holes 9, wherein the components are all universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, in the idle position of the device, all the above electrical devices, which refer to power components, electrical devices, and adaptive monitoring computers and power supplies, are connected by wires, and the specific connection means should refer to the following working principle that the electrical connection is completed between the electrical devices in sequence, the detailed connection means is a known technology in the art, and the following main description of the working principle and process, and no description of electrical control is given, the during operation, make the lithium cell fixed inside the 1 aluminium frames of 2 tops of bottom plate, and the outer wall is through heat conduction silica gel sheet 6 and the contact of 1 inner wall of aluminium frame, when normally using the lithium cell, the heat that produces leads behind aluminium frame 1 and heat radiation fins 4 through heat conduction silica gel sheet 6, can distribute away, when the lithium cell charges, the charger is connected to the interface that charges of lithium cell and makes fan 5 circular telegram and rotate simultaneously, pivoted fan 5 is outwards bloied, can make heat radiation fins 4 peripheral air flow, further increase device radiating effect, improve the protective effect to lithium cell security, through-hole 9 on heat radiation fins 4 and radiating hole 7 of crown plate 3 guarantee that the heat normally distributes and the flow of air.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a protection device for lithium cell, includes aluminium frame (1) and bottom plate (2), its characterized in that: the bottom plate (2) is transversely fixed below the aluminum frame (1), and the bottom plate (2) is positioned on the inner side below the aluminum frame (1);
the outer lane of aluminium frame (1) is encircleed and is provided with crown plate (3), and the distance between everywhere and aluminium frame (1) of crown plate (3) is the same, is fixed with heat radiation fins (4) between the surface of aluminium frame (1) and the internal surface of crown plate (3), and heat radiation fins (4) are a plurality of, and the front side of crown plate (3) and rear side inner wall surface all install and are fixed with fan (5), and the air outlet of fan (5) is outside towards crown plate (3), louvre (7) have been seted up on the surface of crown plate (3), and through-hole (9) have been seted up on the surface of heat radiation fins (4).
2. The protection device for a lithium battery as claimed in claim 1, wherein: the surface of the inner wall of the aluminum frame (1) is fixed with a heat-conducting silica gel sheet (6), and the heat-conducting silica gel sheet (6) is fixed on the inner side surface of the aluminum frame (1) in a laminating mode.
3. The protection device for a lithium battery as claimed in claim 1, wherein: the middle parts of the front side and the rear side of the annular plate (3) are provided with ventilation nets (8), and the ventilation nets (8) are located at the air outlet positions of the fans (5).
4. The protection device for a lithium battery as claimed in claim 1, wherein: the radiating fins (4) are fixedly connected between the aluminum frame (1) and the annular plate (3) in a welding mode.
5. The protection device for a lithium battery as claimed in claim 1, wherein: the fan (5) is electrically connected with a charging interface of the lithium battery through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022503042.0U CN213520201U (en) | 2020-11-03 | 2020-11-03 | Protection device for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022503042.0U CN213520201U (en) | 2020-11-03 | 2020-11-03 | Protection device for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213520201U true CN213520201U (en) | 2021-06-22 |
Family
ID=76420364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022503042.0U Expired - Fee Related CN213520201U (en) | 2020-11-03 | 2020-11-03 | Protection device for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213520201U (en) |
-
2020
- 2020-11-03 CN CN202022503042.0U patent/CN213520201U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 |