CN107146866A - A kind of Multi-functional, non-metal lithium battery box - Google Patents

A kind of Multi-functional, non-metal lithium battery box Download PDF

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Publication number
CN107146866A
CN107146866A CN201710370074.8A CN201710370074A CN107146866A CN 107146866 A CN107146866 A CN 107146866A CN 201710370074 A CN201710370074 A CN 201710370074A CN 107146866 A CN107146866 A CN 107146866A
Authority
CN
China
Prior art keywords
carbon fiber
fiber wall
lithium battery
functional
insulation
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
Application number
CN201710370074.8A
Other languages
Chinese (zh)
Inventor
刘卫
姚冰
方飚
葛磊
郭玉坤
陈绪翔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Branch Of Defense Technology Co Ltd Huan
Original Assignee
Anhui Branch Of Defense Technology Co Ltd Huan
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Anhui Branch Of Defense Technology Co Ltd Huan filed Critical Anhui Branch Of Defense Technology Co Ltd Huan
Priority to CN201710370074.8A priority Critical patent/CN107146866A/en
Publication of CN107146866A publication Critical patent/CN107146866A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/24Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/12Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/40Layered products comprising a layer of synthetic resin comprising polyurethanes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B32B3/085Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/045Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00Coating on the layer surface
    • B32B2255/02Coating on the layer surface on fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00Coating on the layer surface
    • B32B2255/20Inorganic coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/30Properties of the layers or laminate having particular thermal properties
    • B32B2307/304Insulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/30Properties of the layers or laminate having particular thermal properties
    • B32B2307/306Resistant to heat
    • B32B2307/3065Flame resistant or retardant, fire resistant or retardant
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/50Properties of the layers or laminate having particular mechanical properties
    • B32B2307/558Impact strength, toughness
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/70Other properties
    • B32B2307/714Inert, i.e. inert to chemical degradation, corrosion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00Electrical equipment
    • B32B2457/10Batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Sealing Battery Cases Or Jackets (AREA)

Abstract

The present invention relates to a kind of Multi-functional, non-metal lithium battery box, including casing, the box body wall includes outer carbon fiber wall and interior carbon fiber wall, insulating is filled between the outer carbon fiber wall and interior carbon fiber wall, provided with the support frame for connecting outer carbon fiber wall and interior carbon fiber wall in the insulating, the support frame is the fenestral fabric of long glass polypropylene material formation;Anti-flaming thermal-insulation corrosion-resistant finishes is attached with the interior carbon fiber wall, the anti-flaming thermal-insulation corrosion-resistant finishes is externally provided with fire extinguishing coating, and the fire extinguishing coating is the microcapsules filled with extinguishing chemical being attached to outside anti-flaming thermal-insulation corrosion-resistant finishes;Auto temperature controlled system is installed in the casing;The Multi-functional, non-metal lithium battery box of the present invention has high intensity, light-weighted feature, while integrating cabinet insulation, anti-flaming thermal-insulation, corrosion-resistant, fire-extinguishing function concurrently, has filled up the deficiency of conventional metals battery case.

Description

A kind of Multi-functional, non-metal lithium battery box
Technical field
The present invention relates to lithium battery box technical field, and in particular to a kind of Multi-functional, non-metal lithium battery box.
Background technology
With the development of new-energy automobile, the energy density for new energy lithium battery requires also more and more higher, and current Lithium battery box uses metal cabinet, there is the problem of weight is larger, larger on the energy density influence of battery;Because lithium battery will Used in each place, cause the battery case of territory of use to there is a situation where that the temperature difference is larger, cause in battery case lithium battery high and cold And there is the problems such as capacity reduction, danger increase in torrid areas;When extreme case occurs for lithium battery in battery case simultaneously, deposit Casing anti-flaming thermal-insulation is poor, the low problem of corrosion resistance, when occurring fire, casing can not provide the effective condition of a fire and suppress etc. to ask Topic.
The problem of to solve lithium battery box box weight, increase battery box body energy density, lithium battery box is solved in height Cold and torrid areas maintains battery the temperature inside the box persistent problem;And occur extreme case when, solve casing anti-flaming thermal-insulation with And corrosion-resistant function;Simultaneously to solve batteries caught fire in casing, one layer of special fire extinguishing coating is applied in cabinet wall, is occurring fire When, fire in casing is put out in time.Need it is a can provide lightweight, possess insulation, it is anti-flaming thermal-insulation, corrosion-resistant and possess and go out The multifunctional lithium battery case of fiery function.
The content of the invention
The technical problem to be solved in the present invention is that there is provided a kind of Multi-functional, non-metal lithium for customer service the deficiencies in the prior art Battery case, the problem of solving lithium battery box box weight, increase battery box body energy density, solve lithium battery box high and cold and Torrid areas maintains battery the temperature inside the box persistent problem;And when occurring extreme case, solve the anti-flaming thermal-insulation of casing and resistance to Corrode function;Simultaneously to solve batteries caught fire in casing, one layer of special fire extinguishing coating is applied in cabinet wall, when occurring fire, Put out fire in casing in time.
Specific solution is as follows:
A kind of Multi-functional, non-metal lithium battery box, including casing, the box body wall include outer carbon fiber wall and interior carbon fiber wall, institute State and be filled between outer carbon fiber wall and interior carbon fiber wall in insulating, the insulating provided with the outer carbon fiber of connection The support frame of wall and interior carbon fiber wall, the support frame is the fenestral fabric of long glass polypropylene material formation;In described Anti-flaming thermal-insulation corrosion-resistant finishes is attached with carbon fiber wall, the anti-flaming thermal-insulation corrosion-resistant finishes is externally provided with fire extinguishing coating, described Coating of putting out a fire is the microcapsules filled with extinguishing chemical being attached to outside anti-flaming thermal-insulation corrosion-resistant finishes;It is provided with the casing certainly Dynamic temperature control system.
It is preferred that, the anti-flaming thermal-insulation corrosion-resistant finishes is nano ceramic material.
It is preferred that, the insulating is modified polyurethane material.
It is preferred that, provided peripherally with a circle aluminum alloy framework at the opening of the casing.
The beneficial effects of the invention are as follows:A kind of Multi-functional, non-metal lithium battery box of the present invention, using double-layer carbon fibre wall And coordinate support framework structure, greatly mitigate Battery case weight, while proof strength, can solve the problem that the high intensity of battery case And lightweight problem;And insulating, anti-flaming thermal-insulation corrosion-resistant finishes, fire extinguishing coating and auto temperature controlled system are set, it is real The constant function of present regional the temperature inside the box of high and cold, hyperpyrexia, is to solve the problems such as cabinet insulation, anti-flaming thermal-insulation, corrosion-resistant, fire extinguishing The novel metalloid battery case gathered multi -function in integral whole.
Brief description of the drawings
Fig. 1 is layer structure schematic diagram of the invention;
Fig. 2 is support framework structure schematic diagram of the invention;
Fig. 3 is overall structure diagram of the invention.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Reference picture 1 and a kind of Multi-functional, non-metal lithium battery box shown in Fig. 3, including casing 1, the box body wall includes outer Carbon fiber wall 11 and interior carbon fiber wall 12, are filled with insulating between the outer carbon fiber wall 11 and interior carbon fiber wall 12 13, the modified polyurethane material of insulating 13, and in the insulating 13 provided with connect outer carbon fiber wall 11 with it is interior The support frame 14 of carbon fiber wall 12.
Shown in reference picture 2, the support frame 14 is the fenestral fabric of long glass polypropylene material formation;The opening of casing Place is fastened by screw provided peripherally with a circle aluminum alloy framework 15, aluminum alloy framework 15 and increases sealing gasket, it is ensured that case The sealing of body 1.
Anti-flaming thermal-insulation corrosion-resistant finishes 2 is attached with the interior carbon fiber wall 12, anti-flaming thermal-insulation corrosion-resistant finishes 2 is used and received Rice ceramic material, with fire-retardant, heat-insulated, corrosion resistant function.
The anti-flaming thermal-insulation corrosion-resistant finishes 2 is externally provided with fire extinguishing coating 4, and the fire extinguishing coating 4 is to be attached to anti-flaming thermal-insulation The microcapsules filled with extinguishing chemical outside corrosion-resistant finishes 2, can suppress the condition of a fire in casing 1 very first time.
Auto temperature controlled system 3 is also equipped with the casing 1, auto temperature controlled system 3 is with reference to existing design, including semiconductor Temperature adjustment module, automatic temperature-sensitive system and control circuit, with cold and hot two-way regulating function.
In summary, Multi-functional, non-metal lithium battery box of the invention has high intensity, light-weighted feature, while header Body insulation, anti-flaming thermal-insulation, corrosion-resistant, fire-extinguishing function concurrently have filled up the deficiency of conventional metals battery case in one.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention In various modifications and improvement that case is made, the protection domain that claims of the present invention determination all should be fallen into.

Claims (4)

1. a kind of Multi-functional, non-metal lithium battery box, including casing, it is characterised in that:The box body wall include outer carbon fiber wall and Interior carbon fiber wall, is filled with insulating, the insulating between the outer carbon fiber wall and interior carbon fiber wall and sets There is the support frame for connecting outer carbon fiber wall and interior carbon fiber wall, the support frame is the grid of long glass polypropylene material formation Shape structure;Anti-flaming thermal-insulation corrosion-resistant finishes is attached with the interior carbon fiber wall, the anti-flaming thermal-insulation corrosion-resistant finishes is externally provided with Fire extinguishing coating, the fire extinguishing coating is the microcapsules filled with extinguishing chemical being attached to outside anti-flaming thermal-insulation corrosion-resistant finishes;It is described Auto temperature controlled system is installed in casing.
2. a kind of Multi-functional, non-metal lithium battery box according to claim 1, it is characterised in that:The anti-flaming thermal-insulation corrosion resistant Erosion resisting coating is nano ceramic material.
3. a kind of Multi-functional, non-metal lithium battery box according to claim 1, it is characterised in that:The insulating is Modified polyurethane material.
4. a kind of Multi-functional, non-metal lithium battery box according to claim 1, it is characterised in that:At the opening of the casing Provided peripherally with a circle aluminum alloy framework.
CN201710370074.8A 2017-05-23 2017-05-23 A kind of Multi-functional, non-metal lithium battery box Pending CN107146866A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710370074.8A CN107146866A (en) 2017-05-23 2017-05-23 A kind of Multi-functional, non-metal lithium battery box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710370074.8A CN107146866A (en) 2017-05-23 2017-05-23 A kind of Multi-functional, non-metal lithium battery box

Publications (1)

Publication Number Publication Date
CN107146866A true CN107146866A (en) 2017-09-08

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Family Applications (1)

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CN201710370074.8A Pending CN107146866A (en) 2017-05-23 2017-05-23 A kind of Multi-functional, non-metal lithium battery box

Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109589541A (en) * 2018-10-19 2019-04-09 江山市龙江消防材料有限公司 Lithium battery extinguishing chemical and lithium battery extinguishing device
WO2023279649A1 (en) * 2021-07-09 2023-01-12 广东汇天航空航天科技有限公司 Battery box and composite material for battery box

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CN101728597A (en) * 2008-10-22 2010-06-09 李光明 Protective device, protective device system and protective method of power battery
CN102945931A (en) * 2012-12-07 2013-02-27 沈阳洪达信息科技有限公司 Shell of storage battery
CN204144345U (en) * 2014-08-01 2015-02-04 北京新能源汽车股份有限公司 Power battery box body for electric automobile
CN104393200A (en) * 2014-10-22 2015-03-04 苏州市莱赛电车技术有限公司 Battery box
US20150069068A1 (en) * 2013-09-09 2015-03-12 The Boeing Company Containers for fire containment
CN104986196A (en) * 2015-08-04 2015-10-21 成都国光电气股份有限公司 Handcart
CN204732501U (en) * 2015-07-02 2015-10-28 上海玖行能源科技有限公司 A kind of battery pack be applied under the extremely cold environment in high-altitude
WO2016015603A1 (en) * 2014-07-30 2016-02-04 浙江超威创元实业有限公司 Lithium battery and electric vehicle using same
CN105371058A (en) * 2015-08-04 2016-03-02 上海卫星工程研究所 Aerogel thermal insulating box applied to high-altitude long-time unmanned aerial vehicle
CN205790097U (en) * 2016-02-16 2016-12-07 苏州奥杰汽车技术股份有限公司 A kind of composite battery frame
CN106469794A (en) * 2015-08-20 2017-03-01 江苏海四达电源股份有限公司 A kind of method of high specific energy batteries bag internal ignition resistant cooling
CN206820038U (en) * 2017-05-23 2017-12-29 安徽中科中涣防务装备技术有限公司 A kind of Multi-functional, non-metal lithium battery box

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101728597A (en) * 2008-10-22 2010-06-09 李光明 Protective device, protective device system and protective method of power battery
CN102945931A (en) * 2012-12-07 2013-02-27 沈阳洪达信息科技有限公司 Shell of storage battery
US20150069068A1 (en) * 2013-09-09 2015-03-12 The Boeing Company Containers for fire containment
WO2016015603A1 (en) * 2014-07-30 2016-02-04 浙江超威创元实业有限公司 Lithium battery and electric vehicle using same
CN204144345U (en) * 2014-08-01 2015-02-04 北京新能源汽车股份有限公司 Power battery box body for electric automobile
CN104393200A (en) * 2014-10-22 2015-03-04 苏州市莱赛电车技术有限公司 Battery box
CN204732501U (en) * 2015-07-02 2015-10-28 上海玖行能源科技有限公司 A kind of battery pack be applied under the extremely cold environment in high-altitude
CN104986196A (en) * 2015-08-04 2015-10-21 成都国光电气股份有限公司 Handcart
CN105371058A (en) * 2015-08-04 2016-03-02 上海卫星工程研究所 Aerogel thermal insulating box applied to high-altitude long-time unmanned aerial vehicle
CN106469794A (en) * 2015-08-20 2017-03-01 江苏海四达电源股份有限公司 A kind of method of high specific energy batteries bag internal ignition resistant cooling
CN205790097U (en) * 2016-02-16 2016-12-07 苏州奥杰汽车技术股份有限公司 A kind of composite battery frame
CN206820038U (en) * 2017-05-23 2017-12-29 安徽中科中涣防务装备技术有限公司 A kind of Multi-functional, non-metal lithium battery box

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109589541A (en) * 2018-10-19 2019-04-09 江山市龙江消防材料有限公司 Lithium battery extinguishing chemical and lithium battery extinguishing device
CN109589541B (en) * 2018-10-19 2020-08-14 江山市龙江消防材料有限公司 Lithium battery fire extinguishing agent and lithium battery fire extinguishing device
WO2023279649A1 (en) * 2021-07-09 2023-01-12 广东汇天航空航天科技有限公司 Battery box and composite material for battery box

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Application publication date: 20170908