CN220544044U - Battery heat insulation gasket - Google Patents
Battery heat insulation gasket Download PDFInfo
- Publication number
- CN220544044U CN220544044U CN202321866263.1U CN202321866263U CN220544044U CN 220544044 U CN220544044 U CN 220544044U CN 202321866263 U CN202321866263 U CN 202321866263U CN 220544044 U CN220544044 U CN 220544044U
- Authority
- CN
- China
- Prior art keywords
- layer
- insulating
- battery
- insulation
- heat 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.)
- Active
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 36
- 239000010410 layer Substances 0.000 claims abstract description 51
- 239000004964 aerogel Substances 0.000 claims abstract description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 22
- 239000012790 adhesive layer Substances 0.000 claims abstract description 15
- 239000003063 flame retardant Substances 0.000 claims description 13
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 12
- 239000002390 adhesive tape Substances 0.000 claims description 11
- 229910002804 graphite Inorganic materials 0.000 claims description 8
- 239000010439 graphite Substances 0.000 claims description 8
- -1 graphite alkene Chemical class 0.000 claims description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010445 mica Substances 0.000 claims description 2
- 229910052618 mica group Inorganic materials 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims 2
- 230000017525 heat dissipation Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000006260 foam Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052628 phlogopite Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
Classifications
-
- 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
- Secondary Cells (AREA)
Abstract
The utility model relates to the technical field of heat insulation components of power batteries, and particularly discloses a battery heat insulation gasket which comprises an insulation heat insulation layer, a graphene aerogel layer and an insulation heat conduction double-sided adhesive layer, wherein both sides of the insulation heat insulation layer are connected with the graphene aerogel layer, and one side of the graphene aerogel layer, which is away from the insulation heat insulation layer, is adhered with the insulation heat conduction double-sided adhesive layer.
Description
Technical Field
The utility model relates to the technical field of heat insulation components of power batteries, in particular to a battery heat insulation gasket.
Background
The power battery pack of the new energy automobile is composed of a plurality of battery cell modules, and each module is composed of a plurality of battery cells which are different from a plurality of battery cells to a dozen of battery cells. In order to realize the heat protection of the battery pack, an insulating flame-retardant assembly is arranged between each two battery cell modules. When the battery is in thermal runaway, the insulating flame-retardant component can isolate a heat source and avoid high-temperature spreading in the module, so that the performance of the insulating flame-retardant component is critical to the safety of the new energy battery pack.
At present, each cell module is often separated by using foam materials in a power battery module or a battery pack, and the flame-retardant foam shown in fig. 1 can be referred to, and double faced adhesive tapes are attached to two sides of the foam.
Disclosure of Invention
In order to solve the problems mentioned in the background art, the utility model aims to provide a battery heat insulation gasket.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the utility model provides a battery thermal-insulated insulating pad, includes insulating thermal-insulated layer, graphite alkene aerogel layer and insulating heat conduction double faced adhesive tape, the both sides of insulating thermal-insulated layer all are connected with graphite alkene aerogel layer, graphite alkene aerogel layer deviates from one side bonding of insulating thermal-insulated layer and has insulating heat conduction double faced adhesive tape.
Further, the insulating layer is bonded with the graphene aerogel layer.
Further, the insulating and heat-insulating layer is bonded with the graphene aerogel layer through a flame-retardant double-sided adhesive layer.
Further, the thermal insulation double-sided adhesive tape also comprises release paper, and the release paper is adhered to one side of the thermal insulation double-sided adhesive tape, which is away from the graphene aerogel layer.
Further, the insulating layer is a gold mica plate, and the thickness of the insulating layer is 1-2 mm.
Further, the thickness of the graphene aerogel layer is 1-2 mm.
The beneficial effects of the utility model are as follows: the graphene aerogel layer can be adhered to the shell of the battery cell module through the insulating heat-conducting double-sided adhesive layer, the graphene aerogel has high elasticity and high heat dissipation capacity, can shrink along the thickness direction of the graphene aerogel layer, can provide enough breathing space for the battery cell module in the charging and discharging process, can provide good heat dissipation effect for the battery cell module, can avoid the battery cell module from working at high temperature, and can prolong the service life of the battery cell module; the insulating layer has the effects of heat insulation and insulation, can play a role in delaying thermal diffusion after the cell module is in thermal runaway, improves safety, and has the functions of heat dissipation in a conventional state and heat insulation in a thermal runaway state.
Drawings
FIG. 1 is a schematic view of a flame retardant foam of the prior art;
fig. 2 is a schematic structural diagram of an embodiment of the present utility model.
Description of the drawings: 1. insulating layer, 2, graphite alkene aerogel layer, 3, insulating heat conduction double faced adhesive tape, 4, fire-retardant double faced adhesive tape, 5, from paper.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
As shown in fig. 2, a battery thermal insulation gasket comprises an insulation layer 1, a graphene aerogel layer 2 and an insulation heat conduction double-sided adhesive layer 3, wherein both sides of the insulation layer 1 are respectively bonded with a flame-retardant double-sided adhesive layer 4, one side of the flame-retardant double-sided adhesive layer 4, which is away from the insulation layer 1, is bonded with the graphene aerogel layer 2, one side of the graphene aerogel layer 2, which is away from the flame-retardant double-sided adhesive layer 4, is bonded with the insulation heat conduction double-sided adhesive layer 3, the insulation layer 1 is made of phlogopite, the thickness is 2mm, the thickness of the graphene aerogel layer 2 is 2mm, the insulation heat conduction double-sided adhesive layer 3 is made of acrylic ceramic heat conduction adhesive, and the flame-retardant double-sided adhesive layer 4 is made of flame-retardant PET double-sided adhesive.
In actual mounting, the battery heat insulation gasket provided by the utility model is arranged between every two battery cells, the graphene aerogel layer 2 is adhered to the shell of the battery cell module through the insulating heat conduction double-sided adhesive layer 3, the insulating heat conduction double-sided adhesive layer can prevent the graphene aerogel layer 2 from conducting electricity, the graphene aerogel has high elasticity and high heat dissipation capacity, can shrink along the thickness direction of the graphene aerogel, can provide enough breathing space for the battery cell module in the charging and discharging process, and can provide good heat dissipation effect for the battery cell module, so that the battery cell module is prevented from working at high temperature, and the service life of the battery cell module can be prolonged; the insulating layer 1 made of phlogopite has excellent heat insulation and insulation effects, can play a role in delaying thermal diffusion after the cell module is in thermal runaway, improves safety, and simultaneously has the effects of heat dissipation in a conventional state and heat insulation in a thermal runaway state.
In this embodiment, still include from type paper 5, insulating heat conduction double faced adhesive tape 3 deviates from the bonding of one side of graphite alkene aerogel layer 2 and has from type paper 5, when not using, can protect insulating heat conduction double faced adhesive tape 3.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a battery thermal-insulated insulating pad, its characterized in that, including insulating layer (1), graphite alkene aerogel layer (2) and insulating heat conduction double faced adhesive tape (3), the both sides of insulating layer (1) all are connected with graphite alkene aerogel layer (2), one side that graphite alkene aerogel layer (2) deviates from insulating layer (1) bonds there is insulating heat conduction double faced adhesive tape (3).
2. A battery insulating spacer according to claim 1, characterized in that the insulating layer (1) is bonded to the graphene aerogel layer (2).
3. The battery heat insulation gasket according to claim 2, wherein the heat insulation layer (1) is bonded to the graphene aerogel layer (2) through a flame retardant double sided adhesive layer (4).
4. The battery heat insulation gasket according to claim 1, further comprising release paper (5), wherein the release paper (5) is adhered to one side of the insulating heat conduction double-sided adhesive layer (3) away from the graphene aerogel layer (2).
5. A battery insulating spacer according to claim 1, characterized in that the insulating layer (1) is a gold mica plate, and the thickness of the insulating layer (1) is 1-2 mm.
6. The battery thermal insulation gasket of claim 1 wherein the graphene aerogel layer (2) has a thickness of 1-2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321866263.1U CN220544044U (en) | 2023-07-17 | 2023-07-17 | Battery heat insulation gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321866263.1U CN220544044U (en) | 2023-07-17 | 2023-07-17 | Battery heat insulation gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220544044U true CN220544044U (en) | 2024-02-27 |
Family
ID=89973232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321866263.1U Active CN220544044U (en) | 2023-07-17 | 2023-07-17 | Battery heat insulation gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220544044U (en) |
-
2023
- 2023-07-17 CN CN202321866263.1U patent/CN220544044U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |