CN206098498U - Automotive power battery box of safety battery module - Google Patents
Automotive power battery box of safety battery module Download PDFInfo
- Publication number
- CN206098498U CN206098498U CN201621055641.8U CN201621055641U CN206098498U CN 206098498 U CN206098498 U CN 206098498U CN 201621055641 U CN201621055641 U CN 201621055641U CN 206098498 U CN206098498 U CN 206098498U
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- China
- Prior art keywords
- safety
- battery
- battery module
- fire
- management control
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Classifications
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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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- Battery Mounting, Suspending (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses an automotive power battery box of safety battery module, including box and upper cover, the box internal fixation has the safety battery module, and be located the box inner wall and be equipped with pressure sensor and battery management control module, the upper cover bottom is equipped with the layer of putting out a fire, safety battery module, pressure sensor connect with battery management control module respectively, battery management control module and electric automobile's ecu are connected, the utility model discloses rational in infrastructure, the safety performance is high, can bump or play the safeguard measure rapidly when on fire, and protection user's property and personal safety are the automotive power battery box of safety battery module of wide application on electric automobile.
Description
Technical field
The utility model is related to a kind of battery case being applied on electric automobile, particularly a kind of vapour of safety battery module
Car power battery box.
Background technology
The safety of new energy resource power battery is the factor of overriding concern during electric automobile use, and electric automobile is in collision
During, electrokinetic cell casing causes deformable squeeze electrokinetic cell, causes battery short circuit catching fire to explode.Harm user's
Property and personal safety, for disadvantages mentioned above, it is necessary to make improvement.
The content of the invention
In order to overcome the deficiencies in the prior art, the utility model to provide a kind of rational in infrastructure, security performance high safety electricity
The automobile power cell case of pond module.
The utility model solves the technical scheme that its technical problem adopted：
A kind of automobile power cell case of safety battery module, including casing and upper lid, in the casing safety is fixed with
Battery module, positioned at cabinet wall pressure sensor and battery management control modules are provided with, and the upper base portion is provided with fire extinguishing layer,
The safety battery module, pressure sensor respectively with battery management control modules connect, the battery management control modules with
The electronic control unit connection of electric automobile.
Wherein, the safety battery module is multiple square power batteries connection composition, and the square power battery includes
Battery core and the stainless steel being coated on outside battery core or aluminum alloy casing, in outer casing inner wall fire-extinguishing cover is provided with, and the fire-extinguishing cover is double
Rotating fields, internal layer is foil sealing structure, and outer layer is cellular dielectric polymers, and extinguishing chemical is filled up in fire-extinguishing cover.
In addition, the fire extinguishing layer includes the shell of low melting point insulating heat-conductive polymer, inside the housing filled with extinguishing chemical.
Again, the automobile power cell case is made up of some safety battery modules and battery management control modules connection.
The beneficial effects of the utility model are：When electric automobile collides, Battery case occurs due to downthrust
Deformation, the pressure sensor detection deformation degree being uniformly arranged on cabinet wall, and the battery management of pressure sensor connection
Control module will be collided and produce the electronic control unit that deformation size data is transferred to electric automobile, electric automobile Electronic Control list
Unit cuts off immediately the safety battery modular circuit at deformation position, it is ensured that the safety of battery module.In addition, when battery case generation is on fire
When, being arranged on the fire extinguishing layer of battery box cover can melt at short notice, and the full extinguishing chemical of filling can be covered in electricity in layer of putting out a fire
Pond Modular surface, prevents cells burst, protects property and the personal safety of user.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of battery core and fire-extinguishing cover in the utility model；
Fig. 3 is the structural representation of fire-extinguishing cover in the utility model.
Specific embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, a kind of automobile power cell case of safety battery module, including casing 10 and upper lid 20,
Safety battery module 1 is fixed with the casing 10, positioned at the inwall of casing 10 pressure sensor 2 and battery management control mould are provided with
Block 3, the bottom of upper lid 20 be provided with fire extinguishing layer 4, the safety battery module 1, pressure sensor 2 respectively with battery management control
Module 3 connects, and the battery management control modules 3 are connected with the electronic control unit of electric automobile by CAN communication module data
Connect.
When electric automobile collides, Battery case 10 is deformed upon due to downthrust, is uniformly arranged on casing 10
Pressure sensor 2 on inwall detects deformation degree, and the battery management control modules 3 of the connection of pressure sensor 2 will be collided and produced
Raw deformation size data is transferred to the electronic control unit of electric automobile, and electric automobile electronic control unit cuts off immediately deformations
The circuit of safety battery module 3 of position, it is ensured that the safety of battery module.
In the utility model, the safety battery module 1 is multiple square power batteries 11（Thickness is 1.5 millimeters）Even
Composition is connect, the square power battery 11 includes battery core 11a and the stainless steel or aluminum alloy casing that are coated on outside battery core 11a,
Outer casing inner wall is provided with fire-extinguishing cover 12, and the fire-extinguishing cover 12 is double-decker, and internal layer is foil sealing structure 12a（Thickness is 0.3
Millimeter）, outer layer is cellular dielectric polymers 12b（Thickness is 0.1 millimeter）, carbon tetrachloride fire extinguishing is filled up in fire-extinguishing cover 12
Agent.
When safety battery module 1 is squeezed generation deformation, the stainless steel of the inside square power battery 11 of battery module 1 or
Aluminum alloy casing produces deformation, is arranged on outer casing inner wall fire-extinguishing cover 12 and deforms upon, the foil sealing structure of the internal layer of fire-extinguishing cover 12
12a can rupture under miniature deformation effect, and the extinguishing chemical being filled in foil sealing structure 12a can be from the outer layer porous of fire-extinguishing cover 12
Shape dielectric polymers 12b flows out, the battery core 11a pole piece being covered in fire-extinguishing cover 12, prevents the blast of battery core catching fire, plays
Fabulous protected effect.
In the utility model, it is characterised in that the fire extinguishing layer 4 includes the shell of low melting point insulating heat-conductive polymer,
Enclosure is filled with extinguishing chemical.When battery case occurs on fire, the fire extinguishing layer 4 of the bottom surface low melting point insulating heat-conductive polymer of upper lid 20
Shell can melt at short notice, and the full extinguishing chemical of filling can be covered in battery module surface in layer 4 of putting out a fire, and prevent battery combustion
Burn, further the property of protection user and personal safety.
In the utility model, the automobile power cell case is by some safety battery modules 1 and battery management control mould
The connection composition of block 3.
The utility model is rational in infrastructure, and security performance is high, safeguard measure can be rapidly played when colliding or being on fire, protects
The property of shield user and personal safety, are a kind of automobile power electricity of safety battery module being widely used on electric automobile
Pond case.
Claims (4)
1. a kind of automobile power cell case of safety battery module, including casing（10）With upper lid（20）, it is characterised in that：It is described
Casing（10）Inside it is fixed with safety battery module（1）, positioned at casing（10）Inwall is provided with pressure sensor（2）With battery management control
Molding block（3）, the upper lid（20）Bottom is provided with fire extinguishing layer（4）, the safety battery module（1）, pressure sensor（2）Respectively
And battery management control modules（3）Connection, the battery management control modules（3）Connect with the electronic control unit of electric automobile
Connect.
2. a kind of automobile power cell case of safety battery module according to claim 1, it is characterised in that the safety
Battery module（1）For multiple square power batteries（11）Connection composition, the square power battery（11）Including battery core（11a）With
It is coated on battery core（11a）Outer stainless steel or aluminum alloy casing, in outer casing inner wall fire-extinguishing cover is provided with（12）, the fire-extinguishing cover
（12）For double-decker, internal layer is foil sealing structure（12a）, outer layer is cellular dielectric polymers（12b）, in fire-extinguishing cover
（12）Inside fill up extinguishing chemical.
3. a kind of automobile power cell case of safety battery module according to claim 1, it is characterised in that the fire extinguishing
Layer（4）Including the shell of low melting point insulating heat-conductive polymer, inside the housing filled with extinguishing chemical.
4. a kind of automobile power cell case of safety battery module according to claim 1, it is characterised in that the automobile
Power battery box is by some safety battery modules（1）And battery management control modules（3）Connection composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621055641.8U CN206098498U (en) | 2016-09-14 | 2016-09-14 | Automotive power battery box of safety battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621055641.8U CN206098498U (en) | 2016-09-14 | 2016-09-14 | Automotive power battery box of safety battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206098498U true CN206098498U (en) | 2017-04-12 |
Family
ID=58476542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621055641.8U Active CN206098498U (en) | 2016-09-14 | 2016-09-14 | Automotive power battery box of safety battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206098498U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981697A (en) * | 2017-05-16 | 2017-07-25 | 华霆（合肥）动力技术有限公司 | Thermal run away prior-warning device and supply unit |
| WO2018205598A1 (en) * | 2017-05-09 | 2018-11-15 | 华为技术有限公司 | Battery pack, battery energy storage system and electric car |
| CN109540082A (en) * | 2018-11-26 | 2019-03-29 | 哲弗智能系统（上海）有限公司 | Lithium battery thermal runaway deformation detection device |
| CN110364780A (en) * | 2018-03-26 | 2019-10-22 | 比亚迪股份有限公司 | A kind of battery pack, vehicle and energy storage device |
| CN110772730A (en) * | 2019-10-12 | 2020-02-11 | 北京精密机电控制设备研究所 | Battery box with battery thermal runaway state detects and control function |
-
2016
- 2016-09-14 CN CN201621055641.8U patent/CN206098498U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018205598A1 (en) * | 2017-05-09 | 2018-11-15 | 华为技术有限公司 | Battery pack, battery energy storage system and electric car |
| CN106981697A (en) * | 2017-05-16 | 2017-07-25 | 华霆（合肥）动力技术有限公司 | Thermal run away prior-warning device and supply unit |
| CN106981697B (en) * | 2017-05-16 | 2023-08-15 | 华霆（合肥）动力技术有限公司 | Thermal instability early warning device and power supply device |
| CN110364780A (en) * | 2018-03-26 | 2019-10-22 | 比亚迪股份有限公司 | A kind of battery pack, vehicle and energy storage device |
| CN109540082A (en) * | 2018-11-26 | 2019-03-29 | 哲弗智能系统（上海）有限公司 | Lithium battery thermal runaway deformation detection device |
| CN110772730A (en) * | 2019-10-12 | 2020-02-11 | 北京精密机电控制设备研究所 | Battery box with battery thermal runaway state detects and control function |
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