CN207587875U - A kind of lithium ion battery with radiator structure - Google Patents
A kind of lithium ion battery with radiator structure Download PDFInfo
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- CN207587875U CN207587875U CN201721647153.0U CN201721647153U CN207587875U CN 207587875 U CN207587875 U CN 207587875U CN 201721647153 U CN201721647153 U CN 201721647153U CN 207587875 U CN207587875 U CN 207587875U
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- Prior art keywords
- lithium ion
- battery
- battery case
- radiator structure
- fixed
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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
Abstract
The utility model system provides a kind of lithium ion battery with radiator structure, including battery case, heat dissipation ceramic seat is fixed in battery case, heat dissipation ceramic seat is equipped with n opening, n is the integer more than 1, it is all provided in each opening there are one battery core part, battery core part is fixed in battery case, and electrolyte is filled in battery case；Battery case includes metal-based layer, and the inner wall of metal-based layer is fixed with thermally conductive insulating layer, and the lateral wall of metal-based layer is fixed with several heat bulge portions；Anode ear, negative electrode lug are fixed with outside battery case, each battery core part is electrically connected with anode ear and negative electrode lug.The utility model heat dissipation effect is good, internal radiator structure can be in time by the heat transfer generated in lithium ion battery to battery case, external radiator structure can efficiently discharge the heat of battery case into external environment, so that it is guaranteed that the temperature of lithium ion battery entirety will not be excessively high, and overall structure is simple.
Description
Technical field
The utility model is related to lithium ion batteries, specifically disclose a kind of lithium ion battery with radiator structure.
Background technology
Lithium ion battery is a kind of rechargeable battery, it relies primarily on lithium ion, and movement carrys out work between a positive electrode and a negative electrode,
In charge and discharge process, lithium ion embedded back and forth and deintercalation between two electrodes, during charging, lithium ion is from anode deintercalation, warp
Cross electrolyte insertion cathode, cathode is in rich lithium state, and when electric discharge is then opposite.
During use, internal resistance gradually increases lithium ion battery, and current drain internal resistance generates heat, it will leads to temperature
Degree raising, if cannot be discharged in time to heat, the temperature of lithium ion battery will rise excessively, can damage lithium ion battery
Internal structure, shorten the service life of lithium ion battery, influence the normal use of lithium ion battery, lithium ion can be then caused when serious
Battery short circuit causes fire, and there are security risks.
Utility model content
Based on this, it is necessary to for prior art problem, provide a kind of lithium ion battery with radiator structure, have good
Heat can be directed at battery case, and battery case can be rejected heat to efficiently outside by the heat dissipation effect got well from inside in time
Boundary.
To solve prior art problem, the utility model discloses a kind of lithium ion battery with radiator structure, including electricity
Pond shell is fixed with heat dissipation ceramic seat in battery case, and heat dissipation ceramic seat is equipped with n opening, and n is the integer more than 1, be each open in
It is all provided with there are one battery core part, battery core part is fixed in battery case, and electrolyte is filled in battery case；
Battery case includes metal-based layer, and the inner wall of metal-based layer is fixed with thermally conductive insulating layer, and the lateral wall of metal-based layer is consolidated
Surely there are several heat bulge portions；
Anode ear and negative electrode lug are fixed with outside battery case, each battery core part is electrically connected with anode ear, negative electrode lug.
Further, metal-based layer is aluminium alloy layer.
Further, thermally conductive insulating layer is heat conduction silicone.
Further, heat bulge portion is radiating fin.
Further, it is fixed with wearing layer outside all heat bulge portions.
Further, wearing layer is in netted.
Further, heat dissipation ceramic seat is beryllium oxide ceramics seat.
Further, the direction of two neighboring opening is opposite.
The beneficial effects of the utility model are：The utility model discloses a kind of lithium ion battery with radiator structure,
Inside and outside to be respectively provided with radiator structure, heat dissipation effect is good, and internal radiator structure can in time will be in lithium ion battery
To battery case, external radiator structure can efficiently discharge the heat of battery case to external environment the heat transfer of generation
In, so that it is guaranteed that the temperature of lithium ion battery entirety will not be excessively high, the service life of lithium ion battery is long, and overall structure letter
Single, cost is relatively low.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of the utility model heat dissipation ceramic seat.
Reference numeral is：Battery case 10, thermally conductive insulating layer 12, heat bulge portion 13, wearing layer 14, dissipates metal-based layer 11
Thermal Ceramics seat 20, opening 21, battery core part 30, anode ear 31, negative electrode lug 32, electrolyte 40.
Specific embodiment
For that can further appreciate that the feature, technological means and the specific purposes reached, function of the utility model, below
The utility model is described in further detail with specific embodiment with reference to attached drawing.
With reference to figure 1, Fig. 2.
The utility model embodiment discloses a kind of lithium ion battery with radiator structure, such as Fig. 1, including battery case 10,
Heat dissipation ceramic seat 20, the good insulation preformance of heat dissipation ceramic seat 20, perfect heat-dissipating are fixed in battery case 10, as shown in Fig. 2, dissipating
Thermal Ceramics seat 20 is in the shape that detour folds, and it is the integer more than 1 that heat dissipation ceramic seat 20, which is equipped with n 21, n of opening, each to be open
It is all provided in 21 there are one battery core part 30, battery core part 30 is fixed in battery case 10, and electrolyte 40 is filled in battery case 10；
Battery case 10 includes metal-based layer 11, and the inner wall of metal-based layer 11 is fixed with thermally conductive insulating layer 12, thermally conductive insulating layer
12 can effectively prevent electrolyte 40 to react with metal-based layer 11, while ensure that the heat inside battery case 10 can be effective
Metal-based layer 11 is transmitted to by thermally conductive insulating layer 12, the lateral wall of metal-based layer 11 is fixed with several heat bulge portions 13；
Be fixed with anode ear 31 and negative electrode lug 32 outside battery case 10, each battery core part 30 with anode ear 31, negative electrode lug 32
Electrical connection.
The capacity of heat transmission of heat dissipation ceramic seat 20 is stronger than the capacity of heat transmission of electrolyte 40, and the heat dissipation ceramic 20 that detour folds can
Efficiently by the heat transfer that each battery core part 30 generates to metal-based layer 11, metal-based layer 11 coordinates heat bulge portion 13 can
Accelerate to reject heat in extraneous environment, so that it is guaranteed that lithium ion battery will not lead to the service life when gathering excessive heat
It is short, can not the various problems such as normal use.
The utility model is respectively provided with radiator structure inside and outside, and heat dissipation effect is good, and internal radiator structure can
In time by the heat transfer generated in lithium ion battery to battery case 10, external radiator structure can be efficiently by battery case
10 heat is discharged into external environment, so that it is guaranteed that the temperature of lithium ion battery entirety will not be excessively high, lithium ion battery makes
With long lifespan, and overall structure is simple, and cost is relatively low.
Based on above-described embodiment, metal-based layer 11 is aluminium alloy layer, the good heat conductivity of aluminium alloy, and moderate cost, is
Common property material for battery shell.
Based on any of the above-described embodiment, thermally conductive insulating layer 12 is heat conduction silicone, and heat conductive silica gel is high-end heat conduction chemical combination
Object has remarkable cold-and-heat resistent alternation performance, resistance to ag(e)ing and electrical insulation capability, can effectively realize the effect of heat conduction and insulation
Fruit.
Based on any of the above-described embodiment, heat bulge portion 13 can be protrusion of different shapes, it is preferred that heat bulge portion
13 be radiating fin, the good heat dispersion performance of radiating fin.
To further improve resistance of the battery case 10 to external environment, based on any of the above-described embodiment, all heat dissipations are convex
It rises and wearing layer 14 is fixed with outside portion 13, wearing layer 14 can protect battery case 10 to scrape equivalent damage from external world's mill, effectively extend electricity
The service life of pond shell 10, it is preferred that wearing layer 14 is nylon layer, and the scientific name of nylon is polyamide, it is prominent the advantages of be wear-resisting
Performance is high.
To ensure the heat dissipation performance of battery case 10, based on above-described embodiment, wearing layer 14 is in netted, the net in reticular structure
Hole can be ensured that air circulation, so that it is guaranteed that metal-based layer 11 and the heat dissipation effect in heat bulge portion 13.
Based on any of the above-described embodiment, heat dissipation ceramic seat 20 is beryllium oxide ceramics seat, beryllium oxide ceramics be using beryllium oxide as
The ceramics of main component, have very high thermal conductivity, thermal conductivity factor be 200W/ (m*K), also good thermal shock resistance, and absolutely
Edge performance is good.
Based on any of the above-described embodiment, the direction of two neighboring opening 21 is on the contrary, the uniformity of heat transfer can be improved.
Embodiment described above only expresses the several embodiments of the utility model, and description is more specific and detailed,
But it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (8)
1. a kind of lithium ion battery with radiator structure, which is characterized in that including battery case (10), in the battery case (10)
It is fixed with heat dissipation ceramic seat (20), the heat dissipation ceramic seat (20) is equipped with n opening (21), and n is the integer more than 1, Mei Gesuo
It states and is all provided in opening (21) there are one battery core part (30), the battery core part (30) is fixed in the battery case (10), the electricity
Electrolyte (40) is filled in pond shell (10)；
The battery case (10) includes metal-based layer (11), and the inner wall of the metal-based layer (11) is fixed with thermally conductive insulating layer
(12), the lateral wall of the metal-based layer (11) is fixed with several heat bulge portions (13)；
Anode ear (31) and negative electrode lug (32) are fixed with outside the battery case (10), each the battery core part (30) with it is described just
Lug (31), the negative electrode lug (32) electrical connection.
A kind of 2. lithium ion battery with radiator structure according to claim 1, which is characterized in that the metal-based layer
(11) it is aluminium alloy layer.
A kind of 3. lithium ion battery with radiator structure according to claim 1, which is characterized in that the heat conductive insulating
Layer (12) is heat conduction silicone.
A kind of 4. lithium ion battery with radiator structure according to claim 1, which is characterized in that the heat bulge
Portion (13) is radiating fin.
A kind of 5. lithium ion battery with radiator structure according to claim 1 or 4, which is characterized in that all institutes
It states and is fixed with wearing layer (14) outside heat bulge portion (13).
A kind of 6. lithium ion battery with radiator structure according to claim 5, which is characterized in that the wearing layer
(14) in netted.
A kind of 7. lithium ion battery with radiator structure according to claim 1, which is characterized in that the heat dissipation ceramic
Seat (20) is beryllium oxide ceramics seat.
8. a kind of lithium ion battery with radiator structure according to claim 1, which is characterized in that two neighboring described
The direction of opening (21) is opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721647153.0U CN207587875U (en) | 2017-11-30 | 2017-11-30 | A kind of lithium ion battery with radiator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721647153.0U CN207587875U (en) | 2017-11-30 | 2017-11-30 | A kind of lithium ion battery with radiator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207587875U true CN207587875U (en) | 2018-07-06 |
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ID=62734762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721647153.0U Active CN207587875U (en) | 2017-11-30 | 2017-11-30 | A kind of lithium ion battery with radiator structure |
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| Country | Link |
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| CN (1) | CN207587875U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109768353A (en) * | 2019-03-06 | 2019-05-17 | 铜仁学院 | A kind of detachable aluminium-air cell device |
| CN109860461A (en) * | 2019-01-22 | 2019-06-07 | 欣旺达电子股份有限公司 | The preparation method of battery case, battery and battery case |
| CN113169420A (en) * | 2018-11-28 | 2021-07-23 | 卡尔·弗罗伊登伯格公司 | Electrochemical energy storage cell |
-
2017
- 2017-11-30 CN CN201721647153.0U patent/CN207587875U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113169420A (en) * | 2018-11-28 | 2021-07-23 | 卡尔·弗罗伊登伯格公司 | Electrochemical energy storage cell |
| CN109860461A (en) * | 2019-01-22 | 2019-06-07 | 欣旺达电子股份有限公司 | The preparation method of battery case, battery and battery case |
| CN109768353A (en) * | 2019-03-06 | 2019-05-17 | 铜仁学院 | A kind of detachable aluminium-air cell device |
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