CN107946510A - A kind of anti-explosion battery bag - Google Patents
A kind of anti-explosion battery bag Download PDFInfo
- Publication number
- CN107946510A CN107946510A CN201711105823.0A CN201711105823A CN107946510A CN 107946510 A CN107946510 A CN 107946510A CN 201711105823 A CN201711105823 A CN 201711105823A CN 107946510 A CN107946510 A CN 107946510A
- Authority
- CN
- China
- Prior art keywords
- explosion
- oxygen scavenger
- battery
- aluminum oxide
- oxide ceramic
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
- D06M13/228—Cyclic esters, e.g. lactones
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/138—Primary casings, jackets or wrappings of a single cell or a single battery adapted for specific cells, e.g. electrochemical cells operating at high temperature
-
- 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 present invention relates to battery anti-explosion field, discloses a kind of anti-explosion battery bag.The battery bag is prepared using the aluminum oxide ceramic fiber cloth containing oxygen scavenger.The explosion-proof bag technique is simple, using conveniently, the outside of existing battery can be directly coated on, without being reequiped to battery；Explosion-proof bag heat conductivility is good, and battery is when in use if fever, heat can be distributed, prevent hot-spot spontaneous combustion in time；If battery explosion, battery can be isolated from the outside world by explosion-proof bag, and the impact for generation of exploding is strapped in explosion-proof bag, avoids impacting the external world；Explosion-proof bag contains oxygen scavenger, oxygen scavenger is stablized at room temperature, it is safe and non-toxic, can be with oxygen reaction under high temperature, effectively other combustibles on battery and electric car are avoided to burn away, to driver or arround cause further to damage, be a kind of anti-explosion battery bag for being very suitable for industrial production, conveniently applying.
Description
Technical field
The present invention relates to battery anti-explosion field, more particularly to a kind of anti-explosion battery bag.
Background technology
Existing battery of electric vehicle bag, without flameproof effect, when summer arrives, can usually see from news has
A little electric car spontaneous combustions, so that the people for riding electric car is injured or burns the generation of the event in garage, these situations are all largely
Caused by being burnt due to the heat production of battery pack high temperature.
The Chinese patent of Application No. 201410291244.X discloses a kind of fire prevention battery pack, including cell apparatus, every
Exhausted bag apparatus, pipeline and deaerating plant, the isolation bag apparatus are coated on outside the cell apparatus, are set in the isolation bag apparatus
There is an opening, the opening and one end closing of the pipeline connect, and the other end of the pipeline is connected with the deaerating plant.
Fire prevention battery pack of the present invention has completely cut off oxygen, even if at high operating temperatures, it also avoid the danger caught fire, improving electricity
The security of Chi Bao, has ensured the person and property safety.But the battery pack complex process, being installed when can only produce new battery makes
With can not be improved to existing used batteries.
The Chinese patent of Application No. 201310503145.9 discloses a kind of explosion-proof bag for three-dimensional battery, has structure design
Rationally, simple operation and it is widely applicable the advantages that, can realize to three-dimensional battery carry out explosive-proof protector function, improve security
Energy.But battery is isolated from the outside world by the invention merely with explosion-proof bag, battery heat dissipation is hindered, easily triggers battery event on the contrary
Barrier.
The content of the invention
In order to solve the above technical problem, the present invention provides a kind of anti-explosion battery bag, and good heat conductivity, hinders battery combustion
Fire is burnt, fire-resistant corrosion-resistant, is a kind of battery bag of very convenient application.
The present invention concrete technical scheme be：The battery bag is standby using the aluminum oxide ceramic fiber cloth containing oxygen scavenger
Obtain.
Aluminum oxide ceramic fiber cloth heat conductivility is very good, and battery, can be in time by warm when in use if fever
Amount distributes, and prevents hot-spot spontaneous combustion；If battery explosion, battery can be isolated from the outside world by explosion-proof bag, will be quick-fried
The fried impact produced is strapped in explosion-proof bag, avoids impacting the external world.
Preferably, the oxygen scavenger is arabo-ascorbic acid or sodium isoascorbate.
Oxygen scavenger is stablized at room temperature, can effectively avoid other on battery and electric car easy with oxygen reaction under high temperature
Combustion things burn away, to driver or arround cause further to damage.
Preferably, the preparation method of the aluminum oxide ceramic fiber cloth containing oxygen scavenger is：
1）Ceramic raw material processing：Stock up in proportion, average grain diameter is uniformly mixed in the raw material of below 300nm；
2）Slurrying：Gained ceramic raw material is dissolved in polymer matrix material, is stirred evenly；
3）Spinning：Gained slurries are placed in melt spinning device, spinning is carried out with the speed of 100-200m/min, obtains original
Silk；
4）Heat treatment：Precursor obtained by step is placed in high temperature furnace, 2-24h is handled, obtains aluminum oxide ceramic fibrous substrate
Cloth；
5）Load：Oxygen-scavenging powders are added in solvent and are stirred, oxygen scavenger suspension are obtained, by aluminum oxide ceramic fiber base
Base fabric is put into oxygen scavenger suspension, soaks 1-2h under ultrasound condition；
6）It is dry：Dried after taking-up, 10-20h is kept the temperature under 100-120 DEG C of condition of nitrogen gas, up to three oxidations two containing oxygen scavenger
Aluminium ceramic fiber cloth.
Preferably, polymer matrix material in the preparation method of the aluminum oxide ceramic fiber cloth containing oxygen scavenger
Molecular weight be 20000-500000.
Preferably, melt spinning device in the preparation method of the aluminum oxide ceramic fiber cloth containing oxygen scavenger
Heating parameters for heating under vacuum to 100-120 DEG C, keep the temperature 0.5-1h.
Preferably, in the preparation method of the aluminum oxide ceramic fiber cloth containing oxygen scavenger precursor a diameter of 1-
20μm。
Preferably, the heating ginseng of the preparation method high temperature stove of the aluminum oxide ceramic fiber cloth containing oxygen scavenger
Number is to be warming up to 1400-1800 DEG C under vacuum with the speed of 20-100 DEG C/min.
Preferably, solvent is and oxygen scavenger in the preparation method of the aluminum oxide ceramic fiber cloth containing oxygen scavenger
Immiscible organic solvent.
It is compared with the prior art, the beneficial effects of the invention are as follows：The explosion-proof bag technique is simple, can be direct using convenience
The outside of existing battery is coated on, without being reequiped to battery；Explosion-proof bag heat conductivility is good, and battery is when in use if hair
Heat, in time can distribute heat, prevent hot-spot spontaneous combustion；If battery explosion, explosion-proof bag can be by battery
It is isolated from the outside world, the impact for generation of exploding is strapped in explosion-proof bag, avoids impacting the external world；Explosion-proof bag contains deoxygenation
Agent, oxygen scavenger are stablized at room temperature, safe and non-toxic, it can be effectively avoided on battery and electric car with oxygen reaction under high temperature
He burns away at combustibles, to driver or arround cause further to damage, be that one kind is very suitable for industrial production, conveniently applies
Anti-explosion battery bag.
Embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1
By 40wt% α-Al2O3、20wt%C、20wt%Al3N4And 20wt%SiO2Ratio stock, by average grain diameter in 300nm
Following raw material uniformly mixes；Gained ceramic raw material is dissolved in the polymer matrix material that molecular weight is 500000, stirring is equal
It is even；Gained slurries are placed in melt spinning device, heating under vacuum keeps the temperature 0.5h, then with the speed of 200m/min to 120 DEG C
Degree carries out spinning, obtains the precursor of 20 μm of diameter；Precursor obtained by step is placed in high temperature furnace, under vacuo with 100 DEG C/min
Speed, heat up 1800 DEG C, handle 2h, obtain aluminum oxide ceramic fiber base base fabric；Arabo-ascorbic acid powder is added into second
Stirred in alcohol, obtain suspension, aluminum oxide ceramic fibrous substrate cloth is put into suspension, soaks 2h under ultrasound condition；
Dried after taking-up, 10h is kept the temperature under 120 DEG C of condition of nitrogen gas, up to the aluminum oxide ceramic fiber cloth containing oxygen scavenger.
Embodiment 2
By 30wt% α-Al2O3、40wt%C、10wt%Al3N4And 20wt%SiO2Ratio stock, by average grain diameter in 300nm
Following raw material uniformly mixes；Gained ceramic raw material is dissolved in the polymer matrix material that molecular weight is 200000, stirring is equal
It is even；Gained slurries are placed in melt spinning device, heating under vacuum keeps the temperature 1h, then with the speed of 100m/min to 100 DEG C
Spinning is carried out, obtains the precursor of 1 μm of diameter；Precursor obtained by step is placed in high temperature furnace, under vacuo with the speed of 20 DEG C/min
Degree, heats up 1400 DEG C, handles 24h, obtains aluminum oxide ceramic fiber base base fabric；Sodium isoascorbate powder is added into glycerine
Middle stirring, obtains suspension, and aluminum oxide ceramic fibrous substrate cloth is put into suspension, soaks 1h under ultrasound condition；Take
Dried after going out, 20h is kept the temperature under 100 DEG C of condition of nitrogen gas, up to the aluminum oxide ceramic fiber cloth containing oxygen scavenger.
Embodiment 3
By 40wt% α-Al2O3、30wt%C、15wt%Al3N4And 15wt%SiO2Ratio stock, by average grain diameter in 300nm
Following raw material uniformly mixes；Gained ceramic raw material is dissolved in the polymer matrix material that molecular weight is 350000, stirring is equal
It is even；Gained slurries are placed in melt spinning device, heating under vacuum keeps the temperature 0.8h, then with the speed of 150m/min to 110 DEG C
Degree carries out spinning, obtains the precursor of 10 μm of diameter；Precursor obtained by step is placed in high temperature furnace, under vacuo with 60 DEG C/min's
Speed, heats up 1600 DEG C, handles 10h, obtains aluminum oxide ceramic fiber base base fabric；Arabo-ascorbic acid powder is added in benzene
Stirring, obtains suspension, aluminum oxide ceramic fibrous substrate cloth is put into suspension, soaks 1.5h under ultrasound condition；Take
Dried after going out, 15h is kept the temperature under 110 DEG C of condition of nitrogen gas, up to the aluminum oxide ceramic fiber cloth containing oxygen scavenger.
Raw materials used in the present invention, equipment, is the common raw material, equipment of this area unless otherwise noted；In the present invention
Method therefor, is the conventional method of this area unless otherwise noted.
The above, is only presently preferred embodiments of the present invention, not the present invention is imposed any restrictions, it is every according to the present invention
Any simple modification, change and the equivalent transformation that technical spirit makees above example, still fall within the technology of the present invention side
The protection domain of case.
Claims (8)
1. a kind of anti-explosion battery bag, it is characterised in that the battery bag uses the aluminum oxide ceramic fiber cloth containing oxygen scavenger
It is standby to obtain.
2. anti-explosion battery bag as claimed in claim 1, it is characterised in that the oxygen scavenger is arabo-ascorbic acid or different Vitamin C
Sour sodium.
3. anti-explosion battery bag as claimed in claim 1 or 2, it is characterised in that the aluminum oxide ceramic containing oxygen scavenger
The preparation method of fiber cloth is：
1）Ceramic raw material processing：Stock up in proportion, average grain diameter is uniformly mixed in the raw material of below 300nm；
2）Slurrying：Gained ceramic raw material is dissolved in polymer matrix material, is stirred evenly；
3）Spinning：Gained slurries are placed in melt spinning device, spinning is carried out with the speed of 100-200m/min, obtains original
Silk；
4）Heat treatment：Precursor obtained by step is placed in high temperature furnace, 2-24h is handled, obtains aluminum oxide ceramic fibrous substrate
Cloth；
5）Load：Oxygen-scavenging powders are added in solvent and are stirred, oxygen scavenger suspension are obtained, by aluminum oxide ceramic fiber base
Base fabric is put into oxygen scavenger suspension, soaks 1-2h under ultrasound condition；
6）It is dry：Dried after taking-up, 10-20h is kept the temperature under 100-120 DEG C of condition of nitrogen gas, up to three oxidations two containing oxygen scavenger
Aluminium ceramic fiber cloth.
4. anti-explosion battery bag as claimed in claim 3, it is characterised in that the aluminum oxide ceramic fiber containing oxygen scavenger
The molecular weight of polymer matrix material is 20000-500000 in the preparation method of cloth.
5. anti-explosion battery bag as claimed in claim 3, it is characterised in that the aluminum oxide ceramic fiber containing oxygen scavenger
In the preparation method of cloth the heating parameters of melt spinning device for heating under vacuum to 100-120 DEG C, keep the temperature 0.5-1h.
6. anti-explosion battery bag as claimed in claim 3, it is characterised in that the aluminum oxide ceramic fiber containing oxygen scavenger
A diameter of 1-20 μm of precursor in the preparation method of cloth.
7. anti-explosion battery bag as claimed in claim 3, it is characterised in that the aluminum oxide ceramic fiber containing oxygen scavenger
The heating parameter of the preparation method high temperature stove of cloth is to be warming up to 1400-1800 DEG C under vacuum with the speed of 20-100 DEG C/min.
8. anti-explosion battery bag as claimed in claim 3, it is characterised in that the aluminum oxide ceramic fiber containing oxygen scavenger
Solvent is the organic solvent immiscible with oxygen scavenger in the preparation method of cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711105823.0A CN107946510A (en) | 2017-11-10 | 2017-11-10 | A kind of anti-explosion battery bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711105823.0A CN107946510A (en) | 2017-11-10 | 2017-11-10 | A kind of anti-explosion battery bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107946510A true CN107946510A (en) | 2018-04-20 |
Family
ID=61934744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711105823.0A Pending CN107946510A (en) | 2017-11-10 | 2017-11-10 | A kind of anti-explosion battery bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107946510A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110143204A1 (en) * | 2010-10-04 | 2011-06-16 | Ford Global Technologies, Llc | Lithium-Containing Electrode Material for Electrochemical Cell Systems |
| CN103806171A (en) * | 2012-11-15 | 2014-05-21 | 大连捌伍捌创新工场科技服务有限公司 | Ceramic fiber cloth |
| CN205303595U (en) * | 2015-12-15 | 2016-06-08 | 广东精进能源有限公司 | Explosion -proof battery module |
| CN205944176U (en) * | 2016-08-09 | 2017-02-08 | 上海思立印务有限公司 | Power battery that ceramic fibre covered |
-
2017
- 2017-11-10 CN CN201711105823.0A patent/CN107946510A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110143204A1 (en) * | 2010-10-04 | 2011-06-16 | Ford Global Technologies, Llc | Lithium-Containing Electrode Material for Electrochemical Cell Systems |
| CN103806171A (en) * | 2012-11-15 | 2014-05-21 | 大连捌伍捌创新工场科技服务有限公司 | Ceramic fiber cloth |
| CN205303595U (en) * | 2015-12-15 | 2016-06-08 | 广东精进能源有限公司 | Explosion -proof battery module |
| CN205944176U (en) * | 2016-08-09 | 2017-02-08 | 上海思立印务有限公司 | Power battery that ceramic fibre covered |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20180420 |