CN208298909U - A kind of safety anti-explosive cylindrical battery module - Google Patents
A kind of safety anti-explosive cylindrical battery module Download PDFInfo
- Publication number
- CN208298909U CN208298909U CN201820149749.6U CN201820149749U CN208298909U CN 208298909 U CN208298909 U CN 208298909U CN 201820149749 U CN201820149749 U CN 201820149749U CN 208298909 U CN208298909 U CN 208298909U
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- cylindrical battery
- explosion
- explosive
- cooling zone
- battery module
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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 relates to a kind of safety anti-explosive cylindrical battery modules, the technical issues of being easy explosion on fire when what is solved is battery short circuit, the cylindrical battery combination constituted by using the multiple cylindrical batteries for including array arrangement, the side of cylindrical battery is provided with metal explosion-proof valve；Cylindrical battery combination peripheral hardware is equipped with cooling anti-explosion combined mechanism, cooling anti-explosion combined mechanism includes water inlet pipe and outlet pipe, and it is connected to the hollow cooling zone between input pipe and efferent duct, filled with coolant liquid in hollow cooling zone, it slots the part of hollow cooling zone and metal explosion-proof valve corresponding position, it is provided with the technical solution of fuse layer sealing waterproof at fluting, preferably resolves cylindrical battery mould group using security issues, can be used in cylindrical battery mould group.
Description
Technical field
The utility model relates to fields, and in particular to a kind of safety anti-explosive cylindrical battery module.
Background technique
Cylindrical battery, which has, to be widely used on new energy electric motor vehicle power battery and energy storage station in battery modules, such as
Using tesla as the battery power battery modules of cylindrical type 18650 and 21700 of representative.When short circuit occurs for cylindrical battery mould group
When, battery modules explosion easily on fire causes personnel safety hidden danger.
Therefore it provides a kind of can prevent the cylindrical battery module of explosion on fire to be just highly desirable in short circuit.
Utility model content
Technical problem to be solved in the utility model is that battery short circuit existing in the prior art is easy explosion on fire
Technical problem.A kind of new safety anti-explosive cylindrical battery module is provided, which has battery
Be not easy when short-circuit it is on fire explosion, highly-safe feature.
In order to solve the above technical problems, the technical solution adopted is as follows:
A kind of safety anti-explosive cylindrical battery module, the safety anti-explosive cylindrical battery module include the more of array arrangement
The cylindrical battery combination that a cylindrical battery is constituted, the side of cylindrical battery is provided with metal explosion-proof valve；Cylindrical battery
Combination is outer to be provided with cooling anti-explosion combined mechanism, and cooling anti-explosion combined mechanism includes water inlet pipe and outlet pipe, and connection defeated
Enter the hollow cooling zone between pipe and efferent duct, hollow cooling is to interior filled with coolant liquid, hollow cooling zone and metal explosion-proof valve pair
It answers the part of position to slot, sealing waterproof fuse layer is provided at fluting.
Working principle of the utility model is: when high temperature or battery anti-explosion valve occur for cylindrical battery by internal high temperature high pressure gas
Fuse layer meeting instant melting when body is broken through and in the cooling zone of cylindrical battery close contact, coolant liquid can be covered on circle
Cylindrical cell surface and enter inside battery from explosion-proof valve, prevents cells burst from exploding.
In above scheme, for optimization, further, the cooling zone is cold with the matched semicircle of cylindrical battery shape
But band.
Further, the coolant liquid is water.
Further, the cylindrical battery side of closing is provided with upper cover, is provided with collector on upper lid, collector it
Between by setting fusing insurance connection sheet connection.
Further, the fusing point of the fusing insurance connection sheet is 125 DEG C.
Further, cylindrical battery combination lower section is provided with lower cover, and lower lid is equipped with and cylindrical battery sizes
Corresponding limiting slot；Limit hole corresponding with cylindrical battery sizes is provided on the upper lid.
The utility model has the beneficial effects that
Effect one, when short circuit occurs for cylindrical battery, inside battery, which generates high temperature and high pressure gas and can break through, to be arranged in circle
More valve explosion-proof valves of cylindrical cell side, prevent battery explosion.
The temperature of battery generation can be effectively reduced in the cooling zone that effect two and cylindrical battery are in close contact, and protect battery
Safe handling improves battery availability factor.
Effect three, when high temperature occurs for cylindrical battery or battery anti-explosion valve is broken through by internal high temperature high pressure gas, and
Cylindrical battery be in close contact cooling zone on fuse layer can instant melting, cooling water can be covered on cylindrical battery surface and
Enter inside battery from explosion-proof valve, prevents cells burst from exploding.
Effect four, when cylindrical battery mould group short circuit, the fusing insurance connection sheet being uniformly arranged on a current collector can be
It is instanteously blown, disconnects battery connection, prevent cell safety accident.The utility model to current cylindrical battery mould group provide compared with
Good safe handling ensures there is preferable application value.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1, the safety anti-explosive cylindrical battery module diagram in embodiment 1.
In figure, 1- cylindrical battery, 1-1 is metal explosion-proof valve, and 2- cooling zone, 2-1 is fuse layer, and 2-2 is water inlet pipe, 2-
3 be outlet pipe, 3- bottom cover, 4- upper cover, 5- collector, 5-1 fusing insurance connection sheet, 5-2 cylindrical battery pole fluid.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, to this
Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain that this is practical new
Type is not used to limit the utility model.
Embodiment 1
The present embodiment provides a kind of safety anti-explosive cylindrical battery module, such as Fig. 1, including cylindrical battery 1, cooling zone 2,
Bottom cover 3, upper cover 4 and collector 5.
1 side of cylindrical battery is provided with more valve metal explosion-proof valve 1-1, more valve metal explosion-proof positions valve 1-1 and cold
But the fuse layer 2-1 height being arranged among band 2 is consistent, when catching fire explosion time, gas pressure in shell occur for cylindrical battery
When power is greater than 1.2MPa, high pressure gas can break through safety explosion-proof valve 1-1 in shell, avoid or reduce battery explosion danger.
Cooling zone 2 be it is hollow band-like, setting repeats semi-circular cyclic structure in the cooling zone 2, among the cooling zone 2
It is provided with fuse layer 2-1, water inlet pipe 2-2 and outlet pipe 2-3.Cooling circulating water is filled inside cooling zone 2, cylinder can be effectively reduced
The heat generated in battery charge and discharge process improves battery availability factor and reduces cell safety risk.
The fuse layer 2-1 is that fusing point is alloy made of the microelements such as 110 DEG C of bismuth, antimony, tin.When cylindrical battery produces
Raw high temperature or 1 side of cylindrical battery are arranged when explosion occurs for more valve metal explosion-proof valve 1-1 and more valve metal explosion-proof valve 1-1 are tight
The fuse layer 2-1 of contiguity touching can respond fusing in 1 second, and the cooling water in cooling zone 2 can be covered on cylindrical battery table
Face and enter inside battery, prevent battery catches fire combustion explosion, protection staff and equipment safety.
Bottom cover 3 and upper cover 4 are arranged in 1 mould group top and bottom of cylindrical battery, play the role of fixed cylindrical battery.
The setting of collector 5 is fixedly connected with 1 positive and negative anodes pole of cylindrical battery on 4 surface of upper cover, on the collector 5
Even setting fusing insurance connection sheet 5-1, the collector 5 are provided with the cylindrical pole stream of cylindrical battery mould group anode and cathode
Body 5-2, the fusing are insured connection sheet 5-1 and are fixedly connected with cylinder pole fluid 5-2.Fusing insurance connection sheet 5-1 is 125 DEG C
The microelements such as bismuth, antimony, tin made of alloy.When short circuit occurs for battery, fusing insurance connection sheet 5-2 temperature moment is greater than
125 DEG C and fuse, cut off battery circuit, prevent battery short circuit explosion on fire.
Although the illustrative specific embodiment of the utility model is described above, in order to the art
Technical staff is it will be appreciated that the utility model, but the utility model is not limited only to the range of specific embodiment, to this technology
For the those of ordinary skill in field, as long as long as the utility model that various change is limited and determined in the attached claims
In spirit and scope, all are created using the utility model of the utility model design in the column of protection.
Claims (6)
1. a kind of safety anti-explosive cylindrical battery module, it is characterised in that: the safety anti-explosive cylindrical battery module includes battle array
The cylindrical battery combination that multiple cylindrical batteries of column arrangement are constituted, the side of cylindrical battery is provided with metal explosion-proof valve；
Cylindrical battery combination peripheral hardware is equipped with cooling anti-explosion combined mechanism, and cooling anti-explosion combined mechanism includes water inlet pipe and outlet pipe, with
And it is connected to the hollow cooling zone between input pipe and efferent duct, filled with coolant liquid, hollow cooling zone and gold in hollow cooling zone
Belong to the part fluting of explosion-proof valve corresponding position, is provided with sealing waterproof fuse layer at fluting.
2. safety anti-explosive cylindrical battery module according to claim 1, it is characterised in that: the cooling zone is and cylinder
The matched semicircle cooling zone of shape cell shapes.
3. safety anti-explosive cylindrical battery module according to claim 1 or 2, it is characterised in that: the coolant liquid is water.
4. safety anti-explosive cylindrical battery module according to claim 3, it is characterised in that: the cylindrical battery combination
Top is provided with upper cover, and collector is provided on upper lid, passes through setting fusing insurance connection sheet connection between collector.
5. safety anti-explosive cylindrical battery module according to claim 4, it is characterised in that: connection sheet is insured in the fusing
Fusing point be 125 DEG C.
6. safety anti-explosive cylindrical battery module according to claim 4 or 5, it is characterised in that: the cylindrical battery
Combination lower section is provided with lower cover, and lower lid is equipped with limiting slot corresponding with cylindrical battery sizes；Be provided on the upper lid and
The corresponding limit hole of cylindrical battery sizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820149749.6U CN208298909U (en) | 2018-01-29 | 2018-01-29 | A kind of safety anti-explosive cylindrical battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820149749.6U CN208298909U (en) | 2018-01-29 | 2018-01-29 | A kind of safety anti-explosive cylindrical battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208298909U true CN208298909U (en) | 2018-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820149749.6U Active CN208298909U (en) | 2018-01-29 | 2018-01-29 | A kind of safety anti-explosive cylindrical battery module |
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| Country | Link |
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| CN (1) | CN208298909U (en) |
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| CN112582731A (en) * | 2019-09-30 | 2021-03-30 | 比亚迪股份有限公司 | Battery module |
| CN112652838A (en) * | 2020-12-23 | 2021-04-13 | 中国第一汽车股份有限公司 | Integrated structure for delaying thermal runaway |
| WO2022006892A1 (en) * | 2020-07-10 | 2022-01-13 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and method and device for preparing battery |
| CN114175378A (en) * | 2020-07-10 | 2022-03-11 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and method and device for preparing battery |
| CN114175363A (en) * | 2020-07-10 | 2022-03-11 | 宁德时代新能源科技股份有限公司 | Battery and related device, preparation method and preparation equipment thereof |
| US11450916B2 (en) | 2020-07-10 | 2022-09-20 | Contemporary Amperex Technology Co., Limited | Case of battery, battery, power consumption device, and method and device for preparing battery |
| RU2793962C1 (en) * | 2020-07-10 | 2023-04-11 | Контемпорари Эмпирекс Текнолоджи Ко., Лимитед | Battery, power device, method and device for battery manufacturing |
| JP7429719B2 (en) | 2020-07-10 | 2024-02-08 | 寧徳時代新能源科技股▲分▼有限公司 | Batteries, power consumption equipment, battery manufacturing methods and devices |
| US11909068B2 (en) * | 2022-01-14 | 2024-02-20 | Contemporary Amperex Technology Co., Limited | Battery, power consuming apparatus, and method and apparatus for manufacturing battery |
| US11916248B2 (en) | 2021-05-31 | 2024-02-27 | Contemporary Amperex Technology Co., Limited | Battery, manufacturing method and manufacturing apparatus thereof, and power consumption device |
-
2018
- 2018-01-29 CN CN201820149749.6U patent/CN208298909U/en active Active
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112582731A (en) * | 2019-09-30 | 2021-03-30 | 比亚迪股份有限公司 | Battery module |
| RU2793962C1 (en) * | 2020-07-10 | 2023-04-11 | Контемпорари Эмпирекс Текнолоджи Ко., Лимитед | Battery, power device, method and device for battery manufacturing |
| CN114175378A (en) * | 2020-07-10 | 2022-03-11 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and method and device for preparing battery |
| JP7326502B2 (en) | 2020-07-10 | 2023-08-15 | 寧徳時代新能源科技股▲分▼有限公司 | BATTERY, POWER CONSUMER, BATTERY MANUFACTURING METHOD AND APPARATUS |
| CN114175363A (en) * | 2020-07-10 | 2022-03-11 | 宁德时代新能源科技股份有限公司 | Battery and related device, preparation method and preparation equipment thereof |
| CN114175364A (en) * | 2020-07-10 | 2022-03-11 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and method and device for preparing battery |
| US11631919B2 (en) | 2020-07-10 | 2023-04-18 | Contemporary Amperex Technology Co., Limited | Battery, power consumption device, method and device for preparing a battery |
| US11450916B2 (en) | 2020-07-10 | 2022-09-20 | Contemporary Amperex Technology Co., Limited | Case of battery, battery, power consumption device, and method and device for preparing battery |
| JP2022542779A (en) * | 2020-07-10 | 2022-10-07 | 寧徳時代新能源科技股▲分▼有限公司 | BATTERY, POWER CONSUMER, BATTERY MANUFACTURING METHOD AND APPARATUS |
| US11791518B2 (en) | 2020-07-10 | 2023-10-17 | Contemporary Amperex Technology Co., Limited | Battery, power consumption device, method and device for preparing a battery |
| US11955654B2 (en) | 2020-07-10 | 2024-04-09 | Contemporary Amperex Technology Co., Limited | Battery, and related device, preparation method and preparation apparatus thereof |
| US11967725B2 (en) | 2020-07-10 | 2024-04-23 | Contemporary Amperex Technology Co., Limited | Case of battery, battery, power consumption device, and method and device for preparing battery |
| WO2022006892A1 (en) * | 2020-07-10 | 2022-01-13 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and method and device for preparing battery |
| JP2022542786A (en) * | 2020-07-10 | 2022-10-07 | 寧徳時代新能源科技股▲分▼有限公司 | BATTERY, POWER CONSUMER, BATTERY MANUFACTURING METHOD AND APPARATUS |
| CN114175378B (en) * | 2020-07-10 | 2023-12-19 | 宁德时代新能源科技股份有限公司 | Battery, power utilization device, method and device for preparing battery |
| JP7417641B2 (en) | 2020-07-10 | 2024-01-18 | 寧徳時代新能源科技股▲分▼有限公司 | Batteries, power consumption devices, battery manufacturing methods and devices |
| JP7429719B2 (en) | 2020-07-10 | 2024-02-08 | 寧徳時代新能源科技股▲分▼有限公司 | Batteries, power consumption equipment, battery manufacturing methods and devices |
| CN114175364B (en) * | 2020-07-10 | 2024-02-23 | 宁德时代新能源科技股份有限公司 | Battery, power utilization device, method and device for preparing battery |
| CN114175363B (en) * | 2020-07-10 | 2024-02-20 | 宁德时代新能源科技股份有限公司 | Battery and related device, preparation method and preparation equipment thereof |
| CN112652838A (en) * | 2020-12-23 | 2021-04-13 | 中国第一汽车股份有限公司 | Integrated structure for delaying thermal runaway |
| WO2022135098A1 (en) * | 2020-12-23 | 2022-06-30 | 中国第一汽车股份有限公司 | Integrated structure for delaying thermal runaway |
| US11916248B2 (en) | 2021-05-31 | 2024-02-27 | Contemporary Amperex Technology Co., Limited | Battery, manufacturing method and manufacturing apparatus thereof, and power consumption device |
| US11909068B2 (en) * | 2022-01-14 | 2024-02-20 | Contemporary Amperex Technology Co., Limited | Battery, power consuming apparatus, and method and apparatus for manufacturing battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 312300 No. 5 Weiqi East Road, Hangzhou Bay Economic and Technological Development Zone, Shangyu District, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Haichuang lithium battery technology Co.,Ltd. Address before: 312300 No. 5 Weiqi East Road, Hangzhou Bay Economic and Technological Development Zone, Shangyu District, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG MEIDU HAICHUANG LITHIUM ELECTRICITY TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |