CN106654462A - Heat-insulation protective assembly between batteries, manufacturing method, battery pack and electric automobile - Google Patents

Heat-insulation protective assembly between batteries, manufacturing method, battery pack and electric automobile Download PDF

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Publication number
CN106654462A
CN106654462A CN201710150804.3A CN201710150804A CN106654462A CN 106654462 A CN106654462 A CN 106654462A CN 201710150804 A CN201710150804 A CN 201710150804A CN 106654462 A CN106654462 A CN 106654462A
Authority
CN
China
Prior art keywords
heat
battery
thermal protection
protection component
heat insulating
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
CN201710150804.3A
Other languages
Chinese (zh)
Inventor
王永
韩宁
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.)
Shanghai State Xuan New Energy Co Ltd
Original Assignee
Shanghai State Xuan New Energy Co Ltd
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 Shanghai State Xuan New Energy Co Ltd filed Critical Shanghai State Xuan New Energy Co Ltd
Priority to CN201710150804.3A priority Critical patent/CN106654462A/en
Publication of CN106654462A publication Critical patent/CN106654462A/en
Priority to PCT/CN2017/109411 priority patent/WO2018166218A1/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/62Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625Vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/658Means for temperature control structurally associated with the cells by thermal insulation or shielding
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00Batteries for particular applications
    • H01M2220/20Batteries in motive systems, e.g. vehicle, ship, plane
    • 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

  • 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)

Abstract

The invention provides a heat-insulation protective assembly between batteries, a manufacturing method, a battery pack and an electric automobile. The heat-insulation protective assembly between the batteries comprises a heat-insulation coating and a mica plate; and the heat-insulation coating coats the mica plate. The mica plate and the heat-insulation coating are arranged in the heat-insulation protective assembly between the batteries provided by an embodiment of the invention. The mica plate and the heat-insulation coating have a heat-insulation effect, heat insulation effect on the batteries can be good, and therefore, heat diffusion between the batteries is stopped.

Description

Battery interval thermal protection component and preparation method, power battery pack and electric automobile
Technical field
The invention belongs to cell art, more particularly to a kind of battery interval thermal protection component and preparation method, power Battery pack and electric automobile.
Background technology
Electrokinetic cell system is formed in groups by numerous batteries, under the failure states such as overcharge, internal short-circuit, battery Temperature to rise high concurrent heat out of control.Because numerous batteries are arranged adjacent compositions, heat easily spreads, so as to cause other There is thermal runaway in battery, such chain reaction will greatly increase the failure risk of battery system.
Existing solution is mainly to arrange temp probe in systems, is carried out by battery management system (BMS) Monitoring, is a kind of active safety safeguard procedures.But because temp probe is difficult to monitor the temperature of each battery, however it remains one Fixed failure risk.Therefore the security during battery pack use how is lifted, particularly passive safety is particularly important.
Therefore it is badly in need of a kind of battery interval heat protection design, can effectively intercepts the thermal diffusion of thermal runaway battery.
The content of the invention
(1) technical problem for solving
For the deficiencies in the prior art, the invention provides a kind of battery interval thermal protection component and preparation method, power Battery pack and electric automobile, solving reduces the technical problem of the heat diffusion between battery.
(2) technical scheme
To realize object above, the present invention is achieved by the following technical programs:
On the one hand, there is provided a kind of battery interval thermal protection component, including:Heat insulating coat and micarex;The heat insulating coat Setting is coated on the micarex.
Optionally, comprising by heat-foamable material in the heat insulating coat;Described being started from by heat-foamable material is being more than or equal to Foam in 100 DEG C of environment, form thermal insulation layer.
Optionally, described is composite by heat-foamable material, including ammonium dihydrogen phosphate, urea and polyformaldehyde.
Optionally, 0.3~0.6mm of the heat insulating coat thickness in monolayer, the mica plate thickness 0.1-0.2mm.
A kind of second aspect, there is provided power battery pack, including the battery interval thermal protection component described in any of the above-described with And multiple batteries;
The battery interval thermal protection component is provided between two neighboring battery.
Optionally, the battery interval thermal protection component is connected by heat-resisting double faced adhesive tape with the outer surface of battery.
The third aspect, there is provided a kind of electric automobile, it is characterised in that including the power battery pack described in any of the above-described.
A kind of fourth aspect, there is provided preparation method of battery interval thermal protection component, it is characterised in that include:
One micarex is provided;
Heat insulating coat is coated on micarex.
(3) beneficial effect
In battery interval thermal protection component provided in an embodiment of the present invention, micarex and heat insulating coat are provided with.Micarex Heat-blocking action is respectively provided with heat insulating coat, can be good at being thermally shielded battery, so as to stop the thermal diffusion between battery.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the battery interval thermal protection component that one embodiment of the invention is provided;
Fig. 2 is the structural representation of the power battery pack that one embodiment of the invention is provided.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is The a part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Embodiment:
A kind of first aspect, there is provided battery interval thermal protection component, including:Heat insulating coat 11 and micarex 12;It is described With micarex as substrate, setting is coated on the micarex 12 heat insulating coat 11.
In battery interval thermal protection component provided in an embodiment of the present invention, micarex and heat insulating coat are provided with.Micarex Heat-blocking action is respectively provided with heat insulating coat, can be good at being thermally shielded battery, so as to stop the thermal diffusion between battery.
In certain embodiments, comprising by heat-foamable material in the heat insulating coat 11;It is described to be started from by heat-foamable material Foam in the environment more than or equal to 100 DEG C, form thermal insulation layer.
In Design on thermal insulation, heat-barrier material is excessively thin, and effect of heat insulation can be caused poor, and blocked up, compares and takes up room.This In bright embodiment, by the way that heat insulating coat is set to, by heat-foamable material, can effectively to solve such problem.
Specifically, described above can be composite by heat-foamable material, including ammonium dihydrogen phosphate, urea and Polyformaldehyde.Certainly in the specific implementation, can also be made using other materials by heat-foamable material here.
0.3~0.6mm of the heat insulating coat thickness in monolayer, the mica plate thickness 0.1-0.2mm.
On the other hand, there is provided a kind of power battery pack, the battery pack includes the battery described in any of the above-described embodiment Spaced heat guard assembly 1 and multiple batteries 2;The battery interval thermal protection component 1 is provided between two neighboring battery 2.
In the specific implementation, battery interval thermal protection component 1 can be connected by heat-resisting double faced adhesive tape with the outer surface of battery. Battery interval thermal protection component 1 is so conducive to be brought into close contact with battery so that structure is more compact.
Another aspect, additionally provides a kind of electric automobile, including the power battery pack described in any of the above-described embodiment.
Another aspect, the embodiment of the present invention additionally provides a kind of preparation method of battery interval thermal protection component, can be with To make the battery interval thermal protection component described in any of the above-described embodiment, the basic step of the method includes:
One micarex is provided;
Heat insulating coat is coated on micarex.
In addition, corresponding to the battery interval thermal protection component described in any of the above-described embodiment, corresponding preparation method is relative Certain difference is there may be in the preparation method described in above-described embodiment, these are all that those skilled in the art can be according to this Bright record and can accomplish in the case of performing creative labour need not be paid, the present invention will not be described here.
In sum, in battery interval thermal protection component provided in an embodiment of the present invention, micarex and heat-insulated painting are provided with Layer.Micarex and heat insulating coat are respectively provided with heat-blocking action, can be good at being thermally shielded battery, so as to stop the heat between battery Diffusion.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposit between operating In any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to Nonexcludability is included, so that a series of process, method, article or equipment including key elements not only will including those Element, but also including other key elements being not expressly set out, or also include for this process, method, article or equipment Intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that Also there is other identical element in process, method, article or equipment including the key element.
Above example only to illustrate technical scheme, rather than a limitation;Although with reference to the foregoing embodiments The present invention has been described in detail, it will be understood by those within the art that:It still can be to aforementioned each enforcement Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic;And these modification or Replace, do not make the spirit and scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.

Claims (8)

1. a kind of battery interval thermal protection component, it is characterised in that include:Heat insulating coat and micarex;The heat insulating coat sets Put and be coated on the micarex.
2. battery interval thermal protection component according to claim 1, it is characterised in that comprising being heated in the heat insulating coat Expanded material;Described being started from by heat-foamable material is foamed in the environment more than or equal to 100 DEG C, forms thermal insulation layer.
3. battery interval thermal protection component according to claim 1, it is characterised in that described is compound by heat-foamable material Material, including ammonium dihydrogen phosphate, urea and polyformaldehyde.
4. battery interval thermal protection component according to claim 1, it is characterised in that the heat insulating coat thickness in monolayer is 0.3~0.6mm, the mica plate thickness is 0.1-0.2mm.
5. a kind of power battery pack, it is characterised in that include the battery interval thermal protection group as described in any one of claim 1-4 Part and multiple batteries;
The battery interval thermal protection component is provided between two neighboring battery.
6. power battery pack according to claim 5, it is characterised in that the battery interval thermal protection component is by heat-resisting Double faced adhesive tape is connected with the outer surface of battery.
7. a kind of electric automobile, it is characterised in that include the power battery pack as described in claim 5 or 6.
8. a kind of preparation method of battery interval thermal protection component, it is characterised in that include:
One micarex is provided;
Heat insulating coat is coated on micarex.
CN201710150804.3A 2017-03-14 2017-03-14 Heat-insulation protective assembly between batteries, manufacturing method, battery pack and electric automobile Pending CN106654462A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201710150804.3A CN106654462A (en) 2017-03-14 2017-03-14 Heat-insulation protective assembly between batteries, manufacturing method, battery pack and electric automobile
PCT/CN2017/109411 WO2018166218A1 (en) 2017-03-14 2017-11-03 Battery early warning fire extinguishing system and battery system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710150804.3A CN106654462A (en) 2017-03-14 2017-03-14 Heat-insulation protective assembly between batteries, manufacturing method, battery pack and electric automobile

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Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108281701A (en) * 2018-02-01 2018-07-13 合肥国轩高科动力能源有限公司 The soft-package battery module and power battery of samming
CN108520925A (en) * 2018-04-16 2018-09-11 合肥国轩高科动力能源有限公司 A kind of high life power battery pack and power battery pack
WO2018166218A1 (en) * 2017-03-14 2018-09-20 上海国轩新能源有限公司 Battery early warning fire extinguishing system and battery system
CN109411653A (en) * 2018-02-01 2019-03-01 合肥国轩高科动力能源有限公司 Soft-package battery group and power battery
CN110561861A (en) * 2019-09-27 2019-12-13 杭州奥方科技有限公司 Impact-resistant heat-insulating plate and application thereof
CN110783661A (en) * 2018-07-25 2020-02-11 三星Sdi株式会社 Battery pack
WO2022042385A1 (en) * 2020-08-28 2022-03-03 深圳市璞厉科技有限公司 Battery pack
US11569546B2 (en) 2019-09-05 2023-01-31 Samsung Sdi Co., Ltd. Energy storage module
US11728541B2 (en) 2019-09-05 2023-08-15 Samsung Sdi Co., Ltd. Energy storage module
US11735788B2 (en) 2019-09-05 2023-08-22 Samsung Sdi Co., Ltd. Energy storage module including insulation spacers and an extinguisher sheet
US11735795B2 (en) 2019-09-05 2023-08-22 Samsung Sdi Co., Ltd. Energy storage module
US11764430B2 (en) 2019-09-05 2023-09-19 Samsung Sdi Co., Ltd. Energy storage module
US11764438B2 (en) 2019-09-05 2023-09-19 Samsung Sdi Co., Ltd. Energy storage module having extinguisher sheet
US11771935B2 (en) 2019-09-05 2023-10-03 Samsung Sdi Co., Ltd. Energy storage module
US11799167B2 (en) 2019-09-05 2023-10-24 Samsung Sdi Co., Ltd. Energy storage module having extinguisher sheet
US11848461B2 (en) 2019-09-05 2023-12-19 Samsung Sdi Co., Ltd. Energy storage module
WO2024023070A3 (en) * 2022-07-28 2024-06-13 Man Truck & Bus Se Electrical energy store comprising battery cells protected by a cover foil

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CN206849989U (en) * 2017-03-14 2018-01-05 上海国轩新能源有限公司 Battery interval thermal protection component, power battery pack and electric automobile

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JP2000215908A (en) * 1999-01-26 2000-08-04 Ngk Insulators Ltd Sodium-sulfur battery
JP2004047208A (en) * 2002-07-10 2004-02-12 Ngk Insulators Ltd Heat insulating container for battery system
US20080220320A1 (en) * 2007-03-05 2008-09-11 Lenovo (Singapore) Pte. Ltd. Battery pack
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Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018166218A1 (en) * 2017-03-14 2018-09-20 上海国轩新能源有限公司 Battery early warning fire extinguishing system and battery system
CN109411653A (en) * 2018-02-01 2019-03-01 合肥国轩高科动力能源有限公司 Soft-package battery group and power battery
CN108281701A (en) * 2018-02-01 2018-07-13 合肥国轩高科动力能源有限公司 The soft-package battery module and power battery of samming
CN108520925A (en) * 2018-04-16 2018-09-11 合肥国轩高科动力能源有限公司 A kind of high life power battery pack and power battery pack
CN110783661B (en) * 2018-07-25 2023-06-16 三星Sdi株式会社 Battery pack
CN110783661A (en) * 2018-07-25 2020-02-11 三星Sdi株式会社 Battery pack
US11764430B2 (en) 2019-09-05 2023-09-19 Samsung Sdi Co., Ltd. Energy storage module
US11569546B2 (en) 2019-09-05 2023-01-31 Samsung Sdi Co., Ltd. Energy storage module
US11728541B2 (en) 2019-09-05 2023-08-15 Samsung Sdi Co., Ltd. Energy storage module
US11735788B2 (en) 2019-09-05 2023-08-22 Samsung Sdi Co., Ltd. Energy storage module including insulation spacers and an extinguisher sheet
US11735795B2 (en) 2019-09-05 2023-08-22 Samsung Sdi Co., Ltd. Energy storage module
US11764438B2 (en) 2019-09-05 2023-09-19 Samsung Sdi Co., Ltd. Energy storage module having extinguisher sheet
US11771935B2 (en) 2019-09-05 2023-10-03 Samsung Sdi Co., Ltd. Energy storage module
US11799167B2 (en) 2019-09-05 2023-10-24 Samsung Sdi Co., Ltd. Energy storage module having extinguisher sheet
US11848461B2 (en) 2019-09-05 2023-12-19 Samsung Sdi Co., Ltd. Energy storage module
CN110561861A (en) * 2019-09-27 2019-12-13 杭州奥方科技有限公司 Impact-resistant heat-insulating plate and application thereof
WO2022042385A1 (en) * 2020-08-28 2022-03-03 深圳市璞厉科技有限公司 Battery pack
WO2024023070A3 (en) * 2022-07-28 2024-06-13 Man Truck & Bus Se Electrical energy store comprising battery cells protected by a cover foil

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