CN210576081U - Battery package thermal runaway protector and use its battery package - Google Patents
Battery package thermal runaway protector and use its battery package Download PDFInfo
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- CN210576081U CN210576081U CN201921465071.3U CN201921465071U CN210576081U CN 210576081 U CN210576081 U CN 210576081U CN 201921465071 U CN201921465071 U CN 201921465071U CN 210576081 U CN210576081 U CN 210576081U
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- heating
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- battery
- thermal runaway
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- 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 application provides a battery pack thermal runaway protector and a battery pack using the same, wherein the battery pack thermal runaway protector comprises a heat insulation part, a first heating part and a second heating part; the first heating part is arranged on one side of the heat insulation part, and the second heating part is arranged on the other side of the heat insulation part; a first heating mechanism is arranged in the first heating part, and a second heating mechanism is arranged in the second heating part. So, the battery package thermal runaway protector that this application provided can realize battery heating and thermal runaway safeguard function simultaneously, improves the space utilization of battery package.
Description
Technical Field
The application relates to the technical field of battery packs, in particular to a battery pack thermal runaway protector and a battery pack using the same.
Background
With the rapid development of electric vehicles, the technical research on battery packs has also been rapidly developed. The performance of the battery is greatly influenced by the temperature, so that the temperature control of the battery pack is more and more emphasized, and the requirements of different battery packs on the temperature control are different due to different vehicle types, different use conditions, different battery types and other factors.
Along with the continuous increase of the driving range of the electric automobile, the energy in the battery pack is also increased, and along with the increase of the energy, the thermal runaway phenomenon in the battery pack is easy to occur.
The heating system and the heat insulation system in the current battery pack are generally arranged in a separated mode, and a large amount of space of the battery pack is occupied.
SUMMERY OF THE UTILITY MODEL
The battery pack heating system and the battery pack heat insulation system are arranged in a separated mode to occupy a large amount of space.
In order to solve the technical problem, the embodiment of the application discloses a thermal runaway protector for a battery pack, which comprises a heat insulation part, a first heating part and a second heating part;
the first heating part is arranged on one side of the heat insulation part, and the second heating part is arranged on the other side of the heat insulation part;
a first heating mechanism is arranged in the first heating part, and a second heating mechanism is arranged in the second heating part.
Further, the heat insulation part is a heat insulation plate.
Further, the heat insulation board is made of mica boards or aerogel.
Further, the first heating part is a first heating plate, and the second heating part is a second heating plate.
Further, the first heating mechanism is a first heating wire, and the second heating mechanism is a second heating wire.
Further, first hot plate and second hot plate are heat conduction silica gel pad and make.
The embodiment of the application also discloses a battery pack, which comprises at least one battery pack and at least one battery pack thermal runaway protector.
Optionally, the number of the battery packs is one, each battery pack includes a plurality of batteries, and the battery pack thermal runaway protectors are respectively disposed between adjacent batteries.
Optionally, the number of the battery packs is multiple, and the battery pack thermal runaway protector is respectively arranged between the adjacent battery packs.
Further, a plurality of group battery respectively includes a plurality of batteries, and the thermal runaway protector of battery package is located respectively between the adjacent battery.
By adopting the technical scheme, the application has the following beneficial effects:
the battery pack thermal runaway protector provided by the embodiment of the application can realize the battery heating and thermal runaway protection functions at the same time, and improves the space utilization rate of the battery pack.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic plan view of a thermal runaway protector for a battery pack according to an embodiment of the present disclosure;
fig. 2 is a schematic perspective view of a thermal runaway protector for a battery pack according to an embodiment of the present disclosure;
fig. 3 is a schematic perspective view of a battery pack according to embodiment 1 of the present application;
fig. 4 is a schematic plan view illustrating a battery pack according to embodiment 1 of the present application;
fig. 5 is a schematic perspective view of a battery pack according to embodiment 2 of the present application;
fig. 6 is a schematic plan view illustrating a battery pack according to embodiment 2 of the present application;
the following is a supplementary description of the drawings:
1-a heat insulation part; 2-a first heating section; 3-a second heating part; 4-a first heating mechanism; 5-a second heating mechanism; 6-a battery pack; 7-battery.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the present application. In the description of the embodiments of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a battery pack thermal runaway protector according to an embodiment of the present disclosure, and fig. 2 is a schematic perspective structural diagram of the battery pack thermal runaway protector according to the embodiment of the present disclosure in fig. 1, as shown in fig. 1, the battery pack thermal runaway protector includes a heat insulating portion, a first heating portion 2, and a second heating portion 3;
as shown in fig. 1, the first heating unit 2 is provided on one side of the heat insulating unit, and the second heating unit 3 is provided on the other side of the heat insulating unit;
a first heating mechanism 4 is provided in the first heating part 2, and a second heating mechanism 5 is provided in the second heating part 3. When thermal runaway occurs, the thermal insulation board 1 can isolate heat generated by the battery during the thermal runaway so as to achieve the purpose of preventing other batteries 7 from being triggered to generate the thermal runaway; when the battery 7 is started in a low-temperature environment, the electric heating wire is heated, and heat is conducted to the battery 7 through the heating plate, so that the purpose of heating the battery 7 is achieved.
In the embodiment of the present application, the heat insulating portion is a heat insulating board 1. The heat insulation board 1 is made of a material with a low thermal conductivity coefficient and is non-flammable or high temperature resistant, for example, the heat insulation board 1 is made of mica boards, and optionally, the heat insulation board 1 may be made of aerogel.
In the embodiment of the present application, the first heating part 2 may be a first heating plate, and the second heating part 3 may be a second heating plate.
In the embodiment of the present application, the first heating mechanism 4 is a first heating wire, and the second heating mechanism 5 is a second heating wire. Heating plates with built-in heating wires are fixed on two sides of the heat insulation plate 1, and the size of the heating plates is adjusted according to the size of the battery and is slightly larger than the surface attached to the battery.
In this application embodiment, first hot plate and second hot plate are heat conduction silica gel pad and make.
The embodiment of the application also discloses a battery pack, which comprises a battery pack 6 and a battery pack thermal runaway protector.
In an alternative embodiment, as shown in fig. 3 and 4, the number of the battery packs 6 is one, the battery packs 6 include a plurality of batteries 7, and a pack thermal runaway protector is provided between adjacent batteries 7.
In another alternative embodiment, as shown in fig. 5 and 6, there are a plurality of battery packs 6, a battery pack thermal runaway protector is disposed between adjacent battery packs 6, each battery pack 6 includes a plurality of batteries 7, and a battery pack thermal runaway protector is disposed between adjacent batteries 7.
Based on the above, several embodiments are described below.
Example 1:
referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a battery pack thermal runaway protector according to embodiment 1 of the present application, and fig. 2 is a schematic perspective structural diagram of the battery pack thermal runaway protector according to embodiment 1 of the present application, as shown in fig. 1, the battery pack thermal runaway protector includes a heat insulating portion, a first heating portion 2, and a second heating portion 3;
as shown in fig. 1, the first heating unit 2 is provided on one side of the heat insulating unit, and the second heating unit 3 is provided on the other side of the heat insulating unit;
a first heating mechanism 4 is provided in the first heating part 2, and a second heating mechanism 5 is provided in the second heating part 3. When thermal runaway occurs, the thermal insulation board 1 can isolate heat generated when the battery 7 is thermally runaway, so that the aim of preventing other batteries 7 from being triggered to generate thermal runaway is fulfilled; when the battery 7 is started in a low-temperature environment, the electric heating wire is heated, and heat is conducted to the battery 7 through the heating plate, so that the purpose of heating the battery 7 is achieved.
In embodiment 1 of the present application, the heat insulating portion is a heat insulating board 1. The heat insulation board 1 is made of a material with low heat conductivity coefficient and non-flammability or high temperature resistance, and the heat insulation board 1 in the embodiment 1 of the application is made of a mica board.
In embodiment 1 of the present application, the first heating part 2 may be a first heating plate, and the second heating part 3 may be a second heating plate.
In embodiment 1 of the present application, the first heating means 4 is a first heating wire, and the second heating means 5 is a second heating wire. Heating plates with built-in heating wires are fixed on two sides of the heat insulation plate 1, and the size of the heating plates is adjusted according to the size of the battery and is slightly larger than the surface attached to the battery.
In this application embodiment 1, first hot plate and second hot plate are heat conduction silica gel pad and make.
Example 2:
referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a battery pack thermal runaway protector according to embodiment 2 of the present application, and fig. 2 is a schematic perspective structural diagram of the battery pack thermal runaway protector according to embodiment of the present application, as shown in fig. 1, the battery pack thermal runaway protector includes a heat insulating portion, a first heating portion 2, and a second heating portion 3;
as shown in fig. 1, the first heating unit 2 is provided on one side of the heat insulating unit, and the second heating unit 3 is provided on the other side of the heat insulating unit;
a first heating mechanism 4 is provided in the first heating part 2, and a second heating mechanism 5 is provided in the second heating part 3. When thermal runaway occurs, the thermal insulation board 1 can isolate heat generated when the battery 7 is thermally runaway, so that the aim of preventing other batteries 7 from being triggered to generate thermal runaway is fulfilled; when the battery 7 is started in a low-temperature environment, the electric heating wire is heated, and heat is conducted to the battery 7 through the heating plate, so that the purpose of heating the battery 7 is achieved.
In embodiment 2 of the present application, the heat insulating portion is a heat insulating board 1. The heat insulation board 1 is made of a material with low thermal conductivity and non-flammability or high temperature resistance, and in the embodiment 2 of the present application, the heat insulation board 1 is made of a mica board.
In embodiment 2 of the present application, the first heating part 2 may be a first heating plate, and the second heating part 3 may be a second heating plate.
In embodiment 2 of the present application, the first heating mechanism 4 is a first heating wire, and the second heating mechanism 5 is a second heating wire. Heating plates with built-in heating wires are fixed on two sides of the heat insulation plate 1, and the size of the heating plates is adjusted according to the size of the battery 7 and is slightly larger than the surface attached to the battery 7.
In this application embodiment 2, first hot plate and second hot plate are heat conduction silica gel pad and make.
Example 3:
referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a battery pack thermal runaway protector according to embodiment 3 of the present application, and fig. 2 is a schematic perspective structural diagram of the battery pack thermal runaway protector according to embodiment 1 of the present application, and as shown in fig. 1, the battery pack thermal runaway protector includes a heat insulating portion, a first heating portion 2, and a second heating portion 3;
as shown in fig. 1, the first heating unit 2 is provided on one side of the heat insulating unit, and the second heating unit 3 is provided on the other side of the heat insulating unit;
a first heating mechanism 4 is provided in the first heating part 2, and a second heating mechanism 5 is provided in the second heating part 3. When thermal runaway occurs, the thermal insulation board 1 can isolate heat generated when the battery 7 is thermally runaway, so that the aim of preventing other batteries 7 from being triggered to generate thermal runaway is fulfilled; when the battery 7 is started in a low-temperature environment, the electric heating wire is heated, and heat is conducted to the battery through the heating plate, so that the purpose of heating the battery 7 is achieved.
In embodiment 3 of the present application, the heat insulating portion is a heat insulating board 1. The heat insulation board 1 is made of a material which is low in heat conductivity coefficient, non-flammable or high-temperature resistant, and in the embodiment 3, the heat insulation board 1 is made of aerogel.
In embodiment 3 of the present application, the first heating part 2 may be a first heating plate, and the second heating part 3 may be a second heating plate.
In embodiment 3 of the present application, the first heating mechanism 4 is a first heating wire, and the second heating mechanism 5 is a second heating wire. Heating plates with built-in heating wires are fixed on two sides of the heat insulation plate 1, and the size of the heating plates is adjusted according to the size of the battery and is slightly larger than the surface attached to the battery.
In this application embodiment 3, first hot plate and second hot plate are heat conduction silica gel pad and make.
Example 4:
referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a battery pack thermal runaway protector according to embodiment 4 of the present application, and fig. 2 is a schematic perspective structural diagram of a battery pack thermal runaway protector according to embodiment 7 of the present application, where as shown in fig. 1, the battery pack thermal runaway protector includes a heat insulating portion, a first heating portion 2, and a second heating portion 3;
as shown in fig. 1, the first heating unit 2 is provided on one side of the heat insulating unit, and the second heating unit 3 is provided on the other side of the heat insulating unit;
a first heating mechanism 4 is provided in the first heating part 2, and a second heating mechanism 5 is provided in the second heating part 3. When thermal runaway occurs, the thermal insulation board 1 can isolate heat generated when the battery 7 is thermally runaway, so that the aim of preventing other batteries 7 from being triggered to generate thermal runaway is fulfilled; when the battery 7 is started in a low-temperature environment, the electric heating wire is heated, and heat is conducted to the battery 7 through the heating plate, so that the purpose of heating the battery 7 is achieved.
In embodiment 4 of the present application, the heat insulating portion is a heat insulating board 1. The heat insulating board 1 is the material that coefficient of thermal conductivity is low and incombustible or high temperature resistance, and in this application embodiment 4, the material of heat insulating board 1 is the aerogel.
In embodiment 4 of the present application, the first heating part 2 may be a first heating plate, and the second heating part 3 may be a second heating plate.
In embodiment 4 of the present application, the first heating mechanism 4 is a first heating wire, and the second heating mechanism 5 is a second heating wire. Heating plates with built-in heating wires are fixed on two sides of the heat insulation plate 1, and the size of the heating plates is adjusted according to the size of the battery and is slightly larger than the surface attached to the battery.
In this application embodiment 4, first hot plate and second hot plate are heat conduction silica gel pad and make.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.
Claims (10)
1. The battery pack thermal runaway protector is characterized by comprising a heat insulation part (1), a first heating part (2) and a second heating part (3);
the first heating part (2) is arranged on one side of the heat insulation part (1), and the second heating part (3) is arranged on the other side of the heat insulation part (1);
a first heating mechanism (4) is arranged in the first heating part (2), and a second heating mechanism (5) is arranged in the second heating part (3).
2. The battery pack thermal runaway protector according to claim 1, characterized in that the thermal insulation portion (1) is a thermal insulation board.
3. The battery pack thermal runaway protector of claim 2, wherein the thermal insulation board is made of mica board or aerogel.
4. The battery pack thermal runaway protector according to claim 3, characterized in that the first heater (2) is a first heater plate and the second heater (3) is a second heater plate.
5. The battery pack thermal runaway protector according to claim 4, wherein the first heating mechanism (4) is a first heating wire and the second heating mechanism (5) is a second heating wire.
6. The battery pack thermal runaway guard of claim 5, wherein the first heating plate and the second heating plate are both made of a thermally conductive silicone pad.
7. A battery pack, characterized in that it comprises at least one battery pack (6) and at least one battery pack thermal runaway protector according to any of claims 1-6.
8. The battery pack according to claim 7, wherein the number of the battery packs (6) is one, the battery packs (6) include a plurality of batteries (7), and the battery pack thermal runaway protectors are respectively provided between the adjacent batteries (7).
9. The battery pack according to claim 7, wherein the number of the battery packs (6) is plural, and the battery pack thermal runaway protectors are respectively provided between the adjacent battery packs (6).
10. A battery pack according to claim 9, wherein a plurality of the battery packs (6) respectively comprise a plurality of the batteries (7), and the battery pack thermal runaway protector is provided between adjacent batteries (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465071.3U CN210576081U (en) | 2019-09-04 | 2019-09-04 | Battery package thermal runaway protector and use its battery package |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465071.3U CN210576081U (en) | 2019-09-04 | 2019-09-04 | Battery package thermal runaway protector and use its battery package |
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| Publication Number | Publication Date |
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| CN210576081U true CN210576081U (en) | 2020-05-19 |
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| CN201921465071.3U Active CN210576081U (en) | 2019-09-04 | 2019-09-04 | Battery package thermal runaway protector and use its battery package |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4095988A1 (en) * | 2021-05-27 | 2022-11-30 | CALB Co., Ltd. | Battery apparatus |
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2019
- 2019-09-04 CN CN201921465071.3U patent/CN210576081U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4095988A1 (en) * | 2021-05-27 | 2022-11-30 | CALB Co., Ltd. | Battery apparatus |
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