CN107453001A - A kind of lithium battery fire-retarding device - Google Patents
A kind of lithium battery fire-retarding device Download PDFInfo
- Publication number
- CN107453001A CN107453001A CN201710563489.7A CN201710563489A CN107453001A CN 107453001 A CN107453001 A CN 107453001A CN 201710563489 A CN201710563489 A CN 201710563489A CN 107453001 A CN107453001 A CN 107453001A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- fire
- battery
- air bag
- escape pipe
- 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.)
- Pending
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 69
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 65
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000003063 flame retardant Substances 0.000 claims abstract description 20
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 10
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 10
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 6
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims abstract 2
- 239000011229 interlayer Substances 0.000 claims description 9
- 239000011232 storage material Substances 0.000 claims description 7
- 239000002937 thermal insulation foam Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000005338 heat storage Methods 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910002090 carbon oxide Inorganic materials 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 206010003694 Atrophy Diseases 0.000 description 1
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000037444 atrophy Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- -1 lithium metal Chemical compound 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
- H01M10/6564—Gases with forced flow, e.g. by blowers using compressed gas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/659—Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
-
- 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
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of lithium battery fire-retarding device, including battery case, the inside of battery case is provided with lithium battery, and the side of lithium battery is provided with fire-retardant box, temperature sensor is provided with lithium battery, the inside of fire-retardant box is provided with air bag, the inside of air bag is filled with carbon dioxide, and the side of air bag and one end of escape pipe connect, and the other end of escape pipe is located at the outside of fire-retardant box, magnetic valve is installed, temperature sensor electricly connects with magnetic valve on escape pipe.The device can be automatically its cooling when lithium battery temperature is too high, and carbon dioxide has the function that fire extinguishing fire extinguishing, can prevent lithium battery from burning or exploding because temperature is too high, lithium battery can be protected, increase its service life, and reduce potential safety hazard when lithium battery uses.And battery case is internally provided with inner casing, and inner casing is made using aluminium hydroxide, aluminium hydroxide is fire extinguishing material, and fire spreading can be prevented when unexpected burning occurs for battery.
Description
Technical field
The present invention relates to a kind of fire-retarding device, more particularly to a kind of lithium battery fire-retarding device, belong to technical field of lithium batteries.
Background technology
Lithium battery refers to the electricity for containing lithium (including lithium metal, lithium alloy and lithium ion, lighium polymer) in electrochemical system
Pond.Lithium battery is broadly divided into two classes：Lithium metal battery and lithium ion battery.Lithium ion battery does not contain the lithium of metallic state, and
And it can charge.5th generation product lithium metal battery of rechargeable battery 1996 be born, its security, specific capacity,
Self-discharge rate and the ratio of performance to price are superior to lithium ion battery.It is now only a small number of because the high-tech of its own requires limitation
Several national companies producing this lithium metal battery.There is smart mobile phone since 2007, then release flat board electricity again
Since brain, the whole world just enters intellectualization times, and the tight demand to smart mobile phone and tablet personal computer has quickly promoted digital lithium
The sales volume of battery, wherein maximum with cellular li-ion battery sales volume.According to data statistics, China's new-energy automobile in 2012, power network energy storage,
The finished product lithium battery group market scale in the fields such as special purpose vehicle, communication base station is 3,500,000,000 yuan, 2,600,000,000 yuan of growths than 2011
34.6%.Wherein the application accounting of new-energy automobile is 57%.The quick adjustment of digital lithium battery industry product structure in 2012,
On the one hand the sales volume of soft package lithium battery, cylindrical lithium battery is quickly increased, and keep more than 30% speedup, on the other hand make again
The rapid atrophy of market scale of aluminum hull quadrate lithium battery.Lithium battery can distribute heat when in use, if heat sinking function deficiency or long
Time excess load has certain potential safety hazard using can burn or explode because temperature is too high.
The content of the invention
The technical problem to be solved in the present invention is to overcome lithium battery to distribute heat when in use, if heat sinking function deficiency or
Long-time excess load has the defects of certain potential safety hazard, there is provided a kind of using can burn or explode because temperature is too high
Lithium battery fire-retarding device.
In order to solve the above-mentioned technical problem, the invention provides following technical scheme：
The invention provides a kind of lithium battery fire-retarding device, including battery case, the inside of the battery case is provided with lithium electricity
Pond, the side of the lithium battery are provided with fire-retardant box, and temperature sensor, the inside of the fire-retardant box are provided with the lithium battery
Air bag is installed, the inside of the air bag is filled with carbon dioxide, and the side of the air bag and one end of escape pipe connect,
The other end of the escape pipe is located at the outside of the fire-retardant box, and magnetic valve, the TEMP are provided with the escape pipe
Device electricly connects with the magnetic valve.
As a preferred technical solution of the present invention, the battery case is internally provided with inner casing, and the inner casing uses
Aluminium hydroxide is made.
As a preferred technical solution of the present invention, the magnetic valve and the temperature sensor with the lithium battery
It is electrically connected with.
As a preferred technical solution of the present invention, heat insulation foam is provided between the fire-retardant box and the battery.
As a preferred technical solution of the present invention, the temperature sensor is close to the side wall for being installed on the lithium battery
On.
As a preferred technical solution of the present invention, the side wall of the battery case is provided with interlayer, has in the interlayer
Medium temperature phase-change heat-storage material.
As a preferred technical solution of the present invention, interlayer, institute are provided between each lithium battery in the battery case
Stating in interlayer has medium temperature phase-change heat-storage material.
As a preferred technical solution of the present invention, the phase transition temperature of the medium temperature phase-change heat-storage material for 50 DEG C~
100℃。
The beneficial effect that is reached of the present invention is：The device can be automatically its cooling, and two when lithium battery temperature is too high
Carbon oxide gas have the function that flame-retarding fire-extinguishing, can prevent lithium battery from burning or exploding because temperature is too high, lithium battery can be entered
Row protection, increases its service life, and reduces potential safety hazard when lithium battery uses.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the internal structure schematic diagram of the fire-retardant box of the present invention；
In figure：1st, battery case；2nd, inner casing；3rd, fire-retardant box；4th, escape pipe；5th, magnetic valve；6th, lithium battery；7th, TEMP
Device；8th, air bag.
Embodiment
The preferred embodiments of the present invention are illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein preferred real
Apply example to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
Embodiment 1
As shown in Figure 1-2, the invention provides a kind of lithium battery fire-retarding device, including battery case 1, the inside of battery case 1
Lithium battery 6 is installed, the side of lithium battery 6 is provided with fire-retardant box 3, temperature sensor 7 is provided with lithium battery 6, fire-retardant box 3
Inside is provided with air bag 8, and the inside of air bag 8 is filled with carbon dioxide, and the side of air bag 8 is connected with one end of escape pipe 4,
The other end of escape pipe 4 is located at the outside of fire-retardant box 3, and magnetic valve 5, temperature sensor 7 and magnetic valve 5 are provided with escape pipe 4
Electricly connect.
Battery case 1 is internally provided with inner casing 2, and inner casing 2 is made using aluminium hydroxide, and aluminium hydroxide is fire proofing,
Battery occurs that during unexpected burning fire spreading can be prevented.Magnetic valve 5 and temperature sensor 7 are electrically connected with lithium battery 6, convenient
Electric power is provided by lithium battery.Heat insulation foam is provided between fire-retardant box 3 and battery 6, prevents heat during battery-operated from passing
It is delivered in fire-retardant box, makes carbon dioxide expanded by heating.Temperature sensor 7 is close to be installed in the side wall of lithium battery 6, is easy to
Temperature sensor detects the temperature of lithium battery, improves accuracy of detection.
Concrete operating principle：The device is provided with fire-retardant box 3 in battery case 1, and air bag 8, gas are provided with fire-retardant box 3
Carbon dioxide is full of in capsule 8, one end of air bag 8 is connected with escape pipe 4, magnetic valve 5, magnetic valve 5 are provided with escape pipe 4
Temperature sensor 7 is connected with, when temperature sensor 7 detects that the temperature of lithium battery 6 is too high, magnetic valve 5 is opened, and is made in air bag 8
Carbon dioxide sprayed under the contraction of air bag, carbon dioxide absorbing and cooling temperature, reduce lithium battery 6 temperature,
Simultaneously carbon dioxide there is flame-retarding fire-extinguishing, can prevent lithium battery 6 because temperature is too high and spontaneous combustion.
As another embodiment of the present invention, interlayer, institute are provided between the side wall of the battery case or each lithium battery
Stating in interlayer has medium temperature phase-change heat-storage material.
Due to could normally be worked under working condition of the part lithium battery below 100 DEG C, it is easy for more than 100 DEG C
Burn or explode because temperature is too high, therefore in the present invention, medium temperature phase-change heat-storage material is set by interlayer, by battery case
Temperature as far as possible maintain operating temperature once, ensure the normal operation of battery.
As a preferred technical solution of the present invention, the phase transition temperature of the medium temperature phase-change heat-storage material for 50 DEG C~
100℃。
The beneficial effect that is reached of the present invention is：The device can be automatically its cooling, and two when lithium battery temperature is too high
Carbon oxide gas have the function that flame-retarding fire-extinguishing, can prevent lithium battery from burning or exploding because temperature is too high, lithium battery can be entered
Row protection, increases its service life, and reduces potential safety hazard when lithium battery uses.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (5)
1. a kind of lithium battery fire-retarding device, including battery case (1), it is characterised in that the inside of the battery case (1) is provided with lithium
Battery (6), the side of the lithium battery (6) are provided with fire-retardant box (3), temperature sensor are provided with the lithium battery (6)
(7), the inside of the fire-retardant box (3) is provided with air bag (8), and the inside of the air bag (8) is filled with carbon dioxide, described
The side of air bag (8) is connected with one end of escape pipe (4), and the other end of the escape pipe (4) is located at the outer of the fire-retardant box (3)
Portion, magnetic valve (5) is installed on the escape pipe (4), the temperature sensor (7) electricly connects with the magnetic valve (5), institute
State battery case (1) side wall or each lithium battery (6) between be provided with interlayer, there is medium temperature phase-change thermal storage material in the interlayer
Material.
2. a kind of lithium battery fire-retarding device according to claim 1, it is characterised in that the inside of the battery case (1) is set
Inner casing (2) is equipped with, the inner casing (2) is made using aluminium hydroxide.
3. a kind of lithium battery fire-retarding device according to claim 1, it is characterised in that the magnetic valve (5) and the temperature
Sensor (7) is spent to be electrically connected with the lithium battery (6).
4. a kind of lithium battery fire-retarding device according to claim 1, it is characterised in that the fire-retardant box (3) and the storage
Battery is provided with heat insulation foam between (6).
5. a kind of lithium battery fire-retarding device according to claim 1, it is characterised in that the temperature sensor (7) is close to
It is installed in the side wall of the lithium battery (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710563489.7A CN107453001A (en) | 2017-07-12 | 2017-07-12 | A kind of lithium battery fire-retarding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710563489.7A CN107453001A (en) | 2017-07-12 | 2017-07-12 | A kind of lithium battery fire-retarding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107453001A true CN107453001A (en) | 2017-12-08 |
Family
ID=60487135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710563489.7A Pending CN107453001A (en) | 2017-07-12 | 2017-07-12 | A kind of lithium battery fire-retarding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107453001A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109860949A (en) * | 2019-01-22 | 2019-06-07 | 重庆交通大学 | Cell safety heat management device |
| CN111710811A (en) * | 2020-06-24 | 2020-09-25 | 中国电力科学研究院有限公司 | Lithium ion battery module for energy storage and lithium ion battery energy storage system |
| CN113879095A (en) * | 2021-11-11 | 2022-01-04 | 江铃汽车股份有限公司 | Lightweight cast aluminum storage battery mounting device assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103000967A (en) * | 2012-12-10 | 2013-03-27 | 东莞市伊动新能源科技有限公司 | Battery safety protection device |
| CN104617350A (en) * | 2015-01-04 | 2015-05-13 | 华中科技大学 | Power battery cooling system based on core-cladding-structure composite phase-change heat storage layer |
| CN204407446U (en) * | 2015-03-18 | 2015-06-17 | 广东万锦科技股份有限公司 | A kind of power battery thermal management system with heating function |
| CN104868194A (en) * | 2015-05-11 | 2015-08-26 | 广东亿纬赛恩斯新能源***有限公司 | Battery cooling system and method |
| CN204946962U (en) * | 2015-09-11 | 2016-01-06 | 广州力柏能源科技有限公司 | A kind of power brick with fire-retarding device |
| CN106450587A (en) * | 2016-11-03 | 2017-02-22 | 芜湖航达网业有限公司 | Combined type accumulator thermal insulation device |
| CN206134764U (en) * | 2016-09-22 | 2017-04-26 | 河源市新凌嘉新能源材料研究院 | Intelligent protection device of electric motor car lithium cell group |
-
2017
- 2017-07-12 CN CN201710563489.7A patent/CN107453001A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103000967A (en) * | 2012-12-10 | 2013-03-27 | 东莞市伊动新能源科技有限公司 | Battery safety protection device |
| CN104617350A (en) * | 2015-01-04 | 2015-05-13 | 华中科技大学 | Power battery cooling system based on core-cladding-structure composite phase-change heat storage layer |
| CN204407446U (en) * | 2015-03-18 | 2015-06-17 | 广东万锦科技股份有限公司 | A kind of power battery thermal management system with heating function |
| CN104868194A (en) * | 2015-05-11 | 2015-08-26 | 广东亿纬赛恩斯新能源***有限公司 | Battery cooling system and method |
| CN204946962U (en) * | 2015-09-11 | 2016-01-06 | 广州力柏能源科技有限公司 | A kind of power brick with fire-retarding device |
| CN206134764U (en) * | 2016-09-22 | 2017-04-26 | 河源市新凌嘉新能源材料研究院 | Intelligent protection device of electric motor car lithium cell group |
| CN106450587A (en) * | 2016-11-03 | 2017-02-22 | 芜湖航达网业有限公司 | Combined type accumulator thermal insulation device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109860949A (en) * | 2019-01-22 | 2019-06-07 | 重庆交通大学 | Cell safety heat management device |
| CN111710811A (en) * | 2020-06-24 | 2020-09-25 | 中国电力科学研究院有限公司 | Lithium ion battery module for energy storage and lithium ion battery energy storage system |
| CN113879095A (en) * | 2021-11-11 | 2022-01-04 | 江铃汽车股份有限公司 | Lightweight cast aluminum storage battery mounting device assembly |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171208 |
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| RJ01 | Rejection of invention patent application after publication |