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 PDFInfo
- 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
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000010445 mica Substances 0.000 claims abstract description 7
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 8
- 239000010410 layer Substances 0.000 claims description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 3
- 229920001807 Urea-formaldehyde Polymers 0.000 claims description 3
- 239000002390 adhesive tape Substances 0.000 claims description 3
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 3
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 3
- 239000004202 carbamide Substances 0.000 claims description 3
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 3
- 229920006324 polyoxymethylene Polymers 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract 4
- 238000000576 coating method Methods 0.000 abstract 4
- 238000000034 method Methods 0.000 description 8
- 239000002131 composite material Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000000758 substrate Substances 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- 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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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)
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
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.
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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106654462A true CN106654462A (en) | 2017-05-10 |
Family
ID=58847562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710150804.3A Pending CN106654462A (en) | 2017-03-14 | 2017-03-14 | Heat-insulation protective assembly between batteries, manufacturing method, battery pack and electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106654462A (en) |
Cited By (19)
| 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 | Uniform-temperature soft package battery module and power battery |
| CN108520925A (en) * | 2018-04-16 | 2018-09-11 | 合肥国轩高科动力能源有限公司 | Long-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 packet of group battery 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 |
| US11764438B2 (en) | 2019-09-05 | 2023-09-19 | Samsung Sdi Co., Ltd. | Energy storage module having extinguisher sheet |
| US11764430B2 (en) | 2019-09-05 | 2023-09-19 | Samsung Sdi Co., Ltd. | Energy storage module |
| 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 |
| US12057598B2 (en) | 2019-09-05 | 2024-08-06 | Samsung Sdi Co., Ltd. | Energy storage module including extinguisher sheet |
| US12090354B2 (en) | 2019-09-05 | 2024-09-17 | Samsung Sdi Co., Ltd. | Energy storage module |
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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 |
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Cited By (20)
| 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 packet of group battery 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 | Uniform-temperature soft package battery module and power battery |
| CN108520925A (en) * | 2018-04-16 | 2018-09-11 | 合肥国轩高科动力能源有限公司 | Long-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 |
| US11735788B2 (en) | 2019-09-05 | 2023-08-22 | Samsung Sdi Co., Ltd. | Energy storage module including insulation spacers and an extinguisher sheet |
| US11848461B2 (en) | 2019-09-05 | 2023-12-19 | Samsung Sdi Co., Ltd. | Energy storage module |
| US12090354B2 (en) | 2019-09-05 | 2024-09-17 | Samsung Sdi Co., Ltd. | Energy storage module |
| US11728541B2 (en) | 2019-09-05 | 2023-08-15 | Samsung Sdi Co., Ltd. | Energy storage module |
| US12057598B2 (en) | 2019-09-05 | 2024-08-06 | Samsung Sdi Co., Ltd. | Energy storage module including 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 |
| US11764430B2 (en) | 2019-09-05 | 2023-09-19 | Samsung Sdi Co., Ltd. | Energy storage module |
| 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 |
| US11569546B2 (en) | 2019-09-05 | 2023-01-31 | 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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Application publication date: 20170510 |