CN209607886U - A kind of graphene heating layer battery heating and thermal insulation sheath - Google Patents
A kind of graphene heating layer battery heating and thermal insulation sheath Download PDFInfo
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- CN209607886U CN209607886U CN201920605162.6U CN201920605162U CN209607886U CN 209607886 U CN209607886 U CN 209607886U CN 201920605162 U CN201920605162 U CN 201920605162U CN 209607886 U CN209607886 U CN 209607886U
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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
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Abstract
A kind of graphene heating layer battery heating and thermal insulation sheath of the utility model is related to a kind of for military batteries such as electric vehicle, solar power generation, wind-power electricity generation, the energy storage of electric power low ebb, power supplys free of discontinuities and a kind of graphene heating layer battery heating and thermal insulation sheath of energy storage field.The graphene battery heating and thermal insulation sheath of the utility model is interconnected by upper cover surface layer, right side surface layer, front side surface layer, left side surface layer, rear side surface layer and bottom surface layer constitutes hexahedron, and battery is wrapped in the hexahedron of graphene heating layer battery heating and thermal insulation sheath；The utility model solves the output efficiency of storage battery low dynamics deficiency under low-temperature condition using the power supply or battery self electric quantity of outfit, charging and discharging capabilities degradation even non-serviceable problem, it is easy to install and use, fever is fast, easy to industrialized production, graphene heating layer issues far infrared radiation heat, and heat conversion is up to 99%, green energy conservation, it is safe and power saving.
Description
Technical field
The utility model relates to a kind of battery heating and thermal insulation sheath, it is especially a kind of for electric vehicle, solar power generation,
A kind of graphene heating layer electric power storage of the military batteries such as wind-power electricity generation, the energy storage of electric power low ebb, power supply free of discontinuities and energy storage field
Pond heating and thermal insulation sheath.
Background technique
According to electrochemical theory, accumulator capacity is the variation with environment temperature and changes, and temperature rises, and capacity increases,
Temperature decline, capacity can be reduced sharply, and damage accumulator plate.Therefore annual winter in spring and autumn, temperature be reduced to 5 DEG C hereinafter,
Most of the northern region of China will be violated " heart disease " by the various motor vehicles of power of battery, and charging is slow, is not fully filled,
It is short of power, charging and discharging capabilities meeting degradation, or even be not available, therefore, most of electric cars are not even in northeast
Sale；With this similar solar power generation, wind-power electricity generation, the energy storage of electric power low ebb, power supply free of discontinuities etc. be military and energy storage battery holds
Amount equally can be reduced sharply because of the decline of temperature, and damage accumulator plate, not only caused by direct or indirect economic damage
Mistake can not be estimated, and the smooth development of strong influence electric power and all trades and professions.
Utility model content
One of the purpose of this utility model is to provide a kind of graphene heating layer battery heating and thermal insulation sheath, battery
It is placed in inside the heating and thermal insulation sheath, heating and thermal insulation sheath is equipped with power supply line and is connected with the power supply of outfit or battery feed
It is logical, and an intelligent temp-controlled switch is installed in the battery group of single battery or any block Combined storage battery, work as temperature
When lower than 5 DEG C, switch is opened automatically, the power supply of outfit or battery will be heated from battery self electric quantity.And make
Temperature controls between 5 DEG C -30 DEG C, so that it is efficient under low-temperature condition to solve single battery or any block battery group
The problem of rate output capacity.
To achieve the goals above, the technical solution adopted in the utility model is:
A kind of graphene heating layer battery heating and thermal insulation sheath, including heating and thermal insulation sheath outer layer, heating and thermal insulation sheath
Internal layer and intelligent temp-controlled switch, the heating and thermal insulation sheath outer layer connect and compose identical with battery shape six by six sides
Face shape, the hexahedron include upper cover surface layer, right side surface layer, front side surface layer, left side surface layer, rear side surface layer and bottom surface layer,
One of side of the upper cover surface layer and bottom surface layer is connected as one with the top edge of rear side surface layer and lower edge respectively, described
Other tops of three sides respectively with right side surface layer, front side surface layer and left side surface layer of upper cover surface layer are connected to one by connector
Rise, other three sides of the bottom surface layer respectively with right side surface layer, front side surface layer and left side surface layer below by sewing thread or
Zipper or nylon haircuts hasp are connected as one；The heating and thermal insulation sheath internal layer is compounded on the inside of heating and thermal insulation sheath outer layer,
Heating and thermal insulation sheath internal layer includes the insulating layer being in contact with heating and thermal insulation sheath outer layer, and graphene hair is compounded on the inside of insulating layer
Thermosphere；The intelligent temp-controlled switch is used to control the energized state of graphene heating layer.
A kind of graphene heating layer battery heating and thermal insulation sheath, wherein connector is fastener assembly, the upper cover surface layer
The first zipper, right side surface layer, front side surface layer and left side are provided on the side connecting with right side surface layer, front side surface layer and left side surface layer
The corresponding position of surface layer is provided with the second zipper, first zipper and the second zipper and is engaged on one by ZIPPER PULLER pulling
It rises.
A kind of graphene heating layer battery heating and thermal insulation sheath, wherein the connector is nylon velvet band and nylon hook
Band, the nylon velvet band and nylon hook band are separately positioned on upper cover surface layer and right side surface layer, front side surface layer and left side surface layer are mutual
On the side of connection.
A kind of graphene heating layer battery heating and thermal insulation sheath, wherein the connector is to be sewed and connected band, the seam
Connecting band of threading is located at the outside of heating and thermal insulation sheath outer layer, upper cover surface layer, right side surface layer, front side surface layer, left side surface layer, trailing flank
Layer and bottom surface layer binding are integrated.
A kind of graphene heating layer battery heating and thermal insulation sheath, wherein the heating and thermal insulation sheath internal layer further includes hot anti-
One or more layers in layer, heat conduction layer and inner protective layer is penetrated, the compound order of each layer is by outer in the heating and thermal insulation sheath internal layer
Inwardly it is followed successively by insulating layer, heat-reflecting layer, graphene heating layer, heat conduction layer and inner protective layer.
A kind of graphene heating layer battery heating and thermal insulation sheath, wherein the intelligent temp-controlled switch is located at inner protective layer
Interior, the intelligent temp-controlled switch is connected with power supply line and connection plug.
A kind of graphene heating layer battery heating and thermal insulation sheath, wherein the heating and thermal insulation sheath outer layer and heating and thermal insulation
Through-hole is machined on sheath internal layer, the through-hole is used for across battery electricity pile or charge and discharge electrical cables.
A kind of graphene heating layer battery heating and thermal insulation sheath, wherein the insulating layer is aeroge sheet material or silicon rubber
Sheet material or fireproof heat insulating cotton or one of felt or polyurethane sheet, the aeroge sheet material with a thickness of 1.5-3mm, it is described
Silicon rubber sheet material with a thickness of 1.5-3mm, the fireproof heat insulating cotton with a thickness of 2.5-5mm, the felt with a thickness of
3.5-6mm, the polyurethane sheet with a thickness of 2-5mm.
A kind of graphene heating layer battery heating and thermal insulation sheath, wherein the graphene heating layer is by substrate and in substrate
The Graphene conductive ink coating of upper coating is constituted, or graphene heating wire and wire establishment are laid with by substrate and on substrate
Made of graphene electrothermal cloth constitute, the graphene heating layer with a thickness of 1-3.5mm.
The utility model has the beneficial effects that due to being using above-mentioned technical solution advantage: 1. utilize the power supply being equipped with
Or battery self electric quantity, solution output efficiency of storage battery under low-temperature condition is low, is short of power, under charging and discharging capabilities are serious
Drop even non-serviceable problem；2. simple using graphene heating layer manufacture craft, low in cost, easy for installation, fever is fast,
It is easy to industrialized production；3. graphene heating layer issues far infrared radiation heat, electric heating high conversion rate is up to 99%, green energy conservation；4.
It is safe and power saving.
Detailed description of the invention
Fig. 1 is a kind of 1 scheme of graphene heating layer battery heating and thermal insulation sheath embodiment of the utility model and battery
Structural schematic diagram after assembly；
Fig. 2 is the structural representation of embodiment 1 in a kind of graphene heating layer battery heating and thermal insulation sheath of the utility model
Figure；
Fig. 3 is after being unfolded inside embodiment 1 in a kind of graphene heating layer battery heating and thermal insulation sheath of the utility model
Structural schematic diagram；
Fig. 4 is heating and thermal insulation sheath internal layer in a kind of graphene heating layer battery heating and thermal insulation sheath of the utility model
Schematic diagram of a layer structure；
Fig. 5 is the structural representation of embodiment 3 in a kind of graphene heating layer battery heating and thermal insulation sheath of the utility model
Figure.
Numbering in the drawing:
100. heating and thermal insulation sheath internal layer, 101. upper cover surface layers, 102. right side surface layers, 103. front side surface layers, 104. bottom surfaces
Layer, 105. left side surface layers, 106. rear side surface layers, the first zipper of 107a., the second zipper of 107b., 108. through-holes, 109. heating are protected
Warm sheath outer layer, 110. insulating layers, 111. heat-reflecting layers, 112. graphene heating layers, 113. heat conduction layers, 114. interior protections
Layer, 115. intelligent temp-controlled switchs, 116. connection plugs, 117. ZIPPER PULLERs, 200. batteries.
Specific embodiment
With reference to the accompanying drawings of the specification to a kind of tool of graphene heating layer battery heating and thermal insulation sheath of the utility model
Body embodiment is further described.
Embodiment 1
As shown in Figure 1, a kind of graphene heating layer battery heating and thermal insulation sheath of the utility model and battery 200 assemble
Status diagram together, the graphene heating layer battery heating and thermal insulation sheath include heating and thermal insulation sheath outer layer 109, add
Hot heat insulation sheath internal layer 100 and intelligent temp-controlled switch 115.
As shown in Fig. 2-3, a kind of graphene heating layer battery heating and thermal insulation sheath of the utility model, heating and thermal insulation
Sheath outer layer 109 connects and composes hexahedral shape identical with 200 shape of battery by six sides.Hexahedron includes upper capping
Layer 101, right side surface layer 102, front side surface layer 103, left side surface layer 105, rear side surface layer 106 and bottom surface layer 104.Upper cover surface layer 101
It is connected as one respectively with the top edge of rear side surface layer 106 and lower edge with one of side of bottom surface layer 104.Upper cover surface layer
101 other three sides are connect with the top of right side surface layer 102, front side surface layer 103 and left side surface layer 105 by connector respectively
To together.
Connector can be fastener assembly, nylon velvet band and nylon hook band or be sewed and connected band.The present embodiment selects zipper
Component is provided with the first drawing on the side that upper cover surface layer 101 is connect with right side surface layer 102, front side surface layer 103 and left side surface layer 105
Chain 107a.Right side surface layer 102, front side surface layer 103 and the corresponding position of left side surface layer 105 are provided with the second zipper 107b.First
Zipper 107a and the second zipper 107b is meshed together by the pulling of ZIPPER PULLER 117.
Other three sides of bottom surface layer 104 are following with right side surface layer 102, front side surface layer 103 and left side surface layer 105 respectively
It is connected as one by sewing thread or zipper or nylon haircuts hasp.
It so may make up the graphene heating layer battery heating and thermal insulation sheath outer layer matched with 200 shell of battery
Hexahedron.The knob 117 that unzips can start upper cover surface layer 101 and battery 200 is placed in graphene heating layer battery
In the hexahedron of heating and thermal insulation sheath；Upper cover surface layer 101 is closed, drawing closes ZIPPER PULLER 117 and battery 200 is wrapped in graphite
In the hexahedron of alkene heating layer battery heating and thermal insulation sheath.
Through-hole 108 is machined on heating and thermal insulation sheath outer layer 109, through-hole 108 is used for across battery electricity pile or fills
Discharge cable.
As shown in figure 4, heating and thermal insulation sheath internal layer 100 is compounded in 109 inside of heating and thermal insulation sheath outer layer.Heating and thermal insulation shield
Covering internal layer 100 includes the insulating layer 110 being in contact with heating and thermal insulation sheath outer layer 109, is compounded with heat reflection on the inside of insulating layer 110
Layer 111, graphene heating layer 112, heat conduction layer 113 and inner protective layer 114.Inner protective layer 114 is equipped with intelligent temp-controlled switch 115
With power supply line and connection plug 116, and intelligent temp-controlled switch 115 is connect with graphene heating layer 112 by conducting wire, for controlling
The energized state of graphene heating layer 112 processed.Intelligent temp-controlled switch 115 also can according to need individually to be put outside heat insulation sheath
It sets.
Heating and thermal insulation sheath outer layer 109 is by artificial leather or applies the nylon cloth of rubber and plastic glue-line or applies the canvas of waterproof material
Layer or glass-fiber-fabric are made, commercially available from material.
Insulating layer 110 is aeroge sheet material, and wherein 1.5-3mm of aeroge sheet thickness is built by Langfang in Hebei Province building materials base
Scientific and technological (Langfang) Co., Ltd of nation's new material provides.The material of insulating layer 110 may be silicon rubber sheet material or fireproof heat insulating cotton
Or felt or polyurethane sheet.Wherein 1.5-3mm of silicon rubber sheet thickness is mentioned by Chinese architecture (Beijing) construction material research institute
For fireproof heat insulating 2.5-5mm of cotton thickness is provided by Chinese architecture (Beijing) construction material research institute, 3.5-6mm of thickness felt
It is provided by Chinese architecture (Beijing) construction material research institute, 2-5mm of polyurethane sheet thickness is by Chinese architecture (Beijing) construction material
Research institute provides.
Heat-reflecting layer 111 is constituted by aluminizing on textile, heat reflectivity 96%, and 1-1.5mm of thickness is by Chinese architecture (north
Capital) construction material research institute provides, and heat-reflecting layer 111 blocks the thermal energy of graphene heating layer 112 and by heat reflection to hot
Conducting shell 113.
The Graphene conductive ink coating that graphene heating layer 112 is applied by substrate and on substrate is constituted, or by substrate
It is constituted with the graphene electrothermal cloth that graphene heating wire and wire are worked out is laid on substrate, graphene heating layer 112
1-3.5mm of thickness, by Xuzhou Duo Xi grapheme material Science and Technology Ltd. provide, graphene heating layer 112 is in intelligent temperature control
When temperature is lower than 5 DEG C under the control of switch, opening is switched, it will be by graphene heating layer from battery self electric quantity
112 fevers heat battery to heat conduction layer 113.And make temperature control between 5 DEG C -30 DEG C, exist to solve battery
Under low-temperature condition, high efficiency output capacity problem.
Heat conduction layer 113 is made of heat conductive graphite film, and thermal coefficient 1396.8W/mk, 0.5-1mm of thickness is by middle Air China
Empty investigation of materials institute provides, and the heat that heat conduction layer 113 sends out graphene heating layer 112 rapidly and uniformly carries out battery 200
Heating.
Inner protective layer 114 is a kind of film for protecting heat conduction layer 113, and the Film laminated of inner protective layer 114 is in heat transfer
Above layer 113, thus insulating layer 110,111 layers of heat-reflecting layer, graphene heating layer 112 and heat conduction layer 113 are closed and added
The hot connection of heat insulation sheath outer layer 109 is complex as a whole.
The preparation method of the utility model graphene heating layer battery heating and thermal insulation sheath, comprising the following steps:
A) cutting blanking is carried out to the raw material of heating and thermal insulation sheath outer layer 109 by the shape metering of battery 200 first,
Lock seaming obtains the heating and thermal insulation sheath outer layer 109 that can be converted into hexahedron structure, specifically includes upper cover surface layer 101, right side surface layer
102, front side surface layer 103, left side surface layer 105, rear side surface layer 106 and bottom surface layer 104；
B) in the inside composite heating heat insulation sheath internal layer 100 of heating and thermal insulation sheath outer layer 109, the heating and thermal insulation sheath
Internal layer 100 includes insulating layer 110 and graphene heating layer 112；
C) remain in advance across battery electricity pile or fill on any one side of heating and thermal insulation sheath outer layer 109
The through-hole 108 of discharge cable；
D) intelligent temp-controlled switch is set in 109 outside of heating and thermal insulation sheath outer layer or heating and thermal insulation sheath internal layer 100
115,115 one end of intelligent temp-controlled switch is connect with the graphene heating layer 112 of heating and thermal insulation sheath internal layer 100 by conducting wire,
The other end is for connecting power supply；
E) heating and thermal insulation sheath outer layer 109 is assembled into an entirety, wherein by upper cover surface layer 101 and bottom surface layer 104
One side is connected as one with the top edge of rear side surface layer 106 and lower edge respectively, other three side difference of upper cover surface layer 101
It is connected together with the top of right side surface layer 102, front side surface layer 103 and left side surface layer 105 by fastener assembly, bottom surface layer 104
Other three sides respectively with right side surface layer 102, front side surface layer 103 and left side surface layer 105 below pass through sewing thread or zipper
Or nylon haircuts hasp is connected as one.
Embodiment 2
This embodiment differs from embodiment 1 in that connector in the present embodiment is nylon velvet band and nylon hook band,
Nylon velvet band and nylon hook band are separately positioned on upper cover surface layer 101 and right side surface layer 102, front side surface layer 103 and left side surface layer 105
On side interconnected, nylon velvet band and nylon hook band can be directly linked together, thus by upper cover surface layer 101 and right side
Layer 102, front side surface layer 103 and left side surface layer 105 are connected as one.
Embodiment 3
As shown in figure 5, the present embodiment and embodiment 1 and embodiment 2 the difference is that, the connector in the present embodiment is
Be sewed and connected band, be sewed and connected band be located at heating and thermal insulation sheath outer layer 109 outside, by upper cover surface layer 101, right side surface layer 102,
Front side surface layer 103, bottom surface layer 104, left side surface layer 105 and the binding of rear side surface layer 106 are integrated.
A kind of graphene heating layer battery heating and thermal insulation sheath of the utility model can be in electric vehicle, solar power generation, wind
The military batteries such as power power generation, the energy storage of electric power low ebb, power supply free of discontinuities and energy storage field can be widely applied.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should still belong within the patent covering scope of the utility model.
Claims (9)
1. a kind of graphene heating layer battery heating and thermal insulation sheath, it is characterised in that: including heating and thermal insulation sheath outer layer
(109), heating and thermal insulation sheath internal layer (100) and intelligent temp-controlled switch (115),
The heating and thermal insulation sheath outer layer (109) connects and composes hexahedron identical with battery (200) shape by six sides
Shape, the hexahedron include upper cover surface layer (101), right side surface layer (102), front side surface layer (103), left side surface layer (105), after
One of side of side facing (106) and bottom surface layer (104), the upper cover surface layer (101) and bottom surface layer (104) respectively with rear side
The top edge of surface layer (106) and lower edge are connected as one, other three sides of the upper cover surface layer (101) respectively with right side
Layer (102), front side surface layer (103) are connected together with the top of left side surface layer (105) by connector, the bottom surface layer
(104) other three sides pass through seam with the following of right side surface layer (102), front side surface layer (103) and left side surface layer (105) respectively
It threads line or zipper or nylon haircuts hasp is connected as one；
The heating and thermal insulation sheath internal layer (100) is compounded on the inside of heating and thermal insulation sheath outer layer (109), heating and thermal insulation sheath internal layer
(100) include the insulating layer (110) being in contact with heating and thermal insulation sheath outer layer (109), be compounded with graphite on the inside of insulating layer (110)
Alkene heating layer (112)；
The intelligent temp-controlled switch (115) is used to control the energized state of graphene heating layer (112).
2. a kind of graphene heating layer battery heating and thermal insulation sheath according to claim 1, it is characterised in that: the company
Fitting is fastener assembly, the upper cover surface layer (101) and right side surface layer (102), front side surface layer (103) and left side surface layer (105)
It is provided on the side of connection the first zipper (107a), right side surface layer (102), front side surface layer (103) and left side surface layer (105) are corresponding
Position be provided with the second zipper (107b), first zipper (107a) and the second zipper (107b) pass through ZIPPER PULLER
(117) it pulls and meshes together.
3. a kind of graphene heating layer battery heating and thermal insulation sheath according to claim 1, it is characterised in that: the company
Fitting is nylon velvet band and nylon hook band, and the nylon velvet band and nylon hook band are separately positioned on upper cover surface layer (101) and right side
On surface layer (102), front side surface layer (103) and left side surface layer (105) side interconnected.
4. a kind of graphene heating layer battery heating and thermal insulation sheath according to claim 1, it is characterised in that: the company
Fitting is to be sewed and connected band, the outside for being sewed and connected band and being located at heating and thermal insulation sheath outer layer (109), by upper cover surface layer
(101), right side surface layer (102), front side surface layer (103), left side surface layer (105), rear side surface layer (106) and bottom surface layer (104) bundle
It ties up and is integrated.
5. a kind of graphene heating layer battery heating and thermal insulation sheath according to claim 1, it is characterised in that: described to add
Hot heat insulation sheath internal layer (100) further includes one layer or more in heat-reflecting layer (111), heat conduction layer (113) and inner protective layer (114)
Layer, the compound order ecto-entad of each layer is followed successively by insulating layer (110), heat reflection in the heating and thermal insulation sheath internal layer (100)
Layer (111), graphene heating layer (112), heat conduction layer (113) and inner protective layer (114).
6. a kind of graphene heating layer battery heating and thermal insulation sheath according to claim 1, it is characterised in that: the intelligence
Energy temperature detect switch (TDS) (115) is located in inner protective layer (114), and the intelligent temp-controlled switch (115) is connected with power supply line and connection
Plug (116).
7. a kind of graphene heating layer battery heating and thermal insulation sheath according to claim 1, it is characterised in that: described to add
It is machined with through-hole (108) on hot heat insulation sheath outer layer (109) and heating and thermal insulation sheath internal layer (100), the through-hole (108) is used for
Across battery electricity pile or charge and discharge electrical cables.
8. a kind of graphene heating layer battery heating and thermal insulation sheath according to claim 1, it is characterised in that: described
Insulating layer (110) is aeroge sheet material or silicon rubber sheet material or fireproof heat insulating cotton or one of felt or polyurethane sheet, described
Aeroge sheet material with a thickness of 1.5-3mm, the silicon rubber sheet material with a thickness of 1.5-3mm, the thickness of the fireproof heat insulating cotton
Degree is 2.5-5mm, the felt with a thickness of 3.5-6mm, the polyurethane sheet with a thickness of 2-5mm.
9. a kind of graphene heating layer battery heating and thermal insulation sheath according to claim 1, it is characterised in that: described
The Graphene conductive ink coating that graphene heating layer (112) is applied by substrate and on substrate is constituted, or by substrate and in base
It is laid with the graphene electrothermal cloth that graphene heating wire and wire are worked out on material to constitute, the graphene heating layer (112)
With a thickness of 1-3.5mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920605162.6U CN209607886U (en) | 2019-04-28 | 2019-04-28 | A kind of graphene heating layer battery heating and thermal insulation sheath |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920605162.6U CN209607886U (en) | 2019-04-28 | 2019-04-28 | A kind of graphene heating layer battery heating and thermal insulation sheath |
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| CN209607886U true CN209607886U (en) | 2019-11-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034356A (en) * | 2019-04-28 | 2019-07-19 | 北京立博泰业科技有限公司 | A kind of graphene heating layer battery heating and thermal insulation sheath and preparation method thereof |
| CN111628248A (en) * | 2020-05-26 | 2020-09-04 | 湖南烯源新材科技有限公司 | Power battery self-temperature-limiting graphene heating film assembly and preparation method of heating film thereof |
-
2019
- 2019-04-28 CN CN201920605162.6U patent/CN209607886U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034356A (en) * | 2019-04-28 | 2019-07-19 | 北京立博泰业科技有限公司 | A kind of graphene heating layer battery heating and thermal insulation sheath and preparation method thereof |
| CN111628248A (en) * | 2020-05-26 | 2020-09-04 | 湖南烯源新材科技有限公司 | Power battery self-temperature-limiting graphene heating film assembly and preparation method of heating film thereof |
| CN111628248B (en) * | 2020-05-26 | 2021-08-24 | 湖南烯源新材科技有限公司 | Power battery self-temperature-limiting graphene heating film assembly and preparation method of heating film thereof |
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