CN109587844A - A kind of graphene exothermic material electric hot plate - Google Patents
A kind of graphene exothermic material electric hot plate Download PDFInfo
- Publication number
- CN109587844A CN109587844A CN201811421122.2A CN201811421122A CN109587844A CN 109587844 A CN109587844 A CN 109587844A CN 201811421122 A CN201811421122 A CN 201811421122A CN 109587844 A CN109587844 A CN 109587844A
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- Prior art keywords
- graphene
- electric hot
- hot plate
- layer
- composite layer
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Links
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 title claims abstract description 31
- 239000002131 composite material Substances 0.000 claims abstract description 23
- 206010037660 Pyrexia Diseases 0.000 claims abstract description 16
- 239000012774 insulation material Substances 0.000 claims abstract description 10
- 239000007769 metal material Substances 0.000 claims abstract description 9
- 150000001875 compounds Chemical class 0.000 claims abstract description 7
- 238000002844 melting Methods 0.000 claims abstract description 4
- 230000008018 melting Effects 0.000 claims abstract description 4
- 239000004698 Polyethylene Substances 0.000 claims description 9
- 239000012943 hotmelt Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 238000005187 foaming Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920006389 polyphenyl polymer Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 abstract description 4
- 239000000956 alloy Substances 0.000 abstract description 4
- 229920000049 Carbon (fiber) Polymers 0.000 abstract description 3
- 239000004917 carbon fiber Substances 0.000 abstract description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 3
- 230000008929 regeneration Effects 0.000 abstract description 3
- 238000011069 regeneration method Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/18—Layered products comprising a layer of metal comprising iron or steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/10—Interconnection of layers at least one layer having inter-reactive properties
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/145—Carbon only, e.g. carbon black, graphite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/20—Inorganic coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/013—Heaters using resistive films or coatings
Landscapes
- Surface Heating Bodies (AREA)
Abstract
The invention discloses a kind of graphene exothermic material electric hot plates, including the high pressure resistant insulation material layer set gradually from top to bottom, heat composite layer, metal material layer, composite layer A, graphene fever diaphragm, composite layer B, adiabator layer and bottom ornament materials, it is carried out by melting between each layering compound, a kind of electric hot plate of the invention, structure is simple, design is reasonable, fever is uniform, the existing lectrothermal alloy wire used is substituted in thermal efficiency height, carbon fiber, the electric hot plate of resistance heater, solve the problems, such as some of existing product, the service life of product is also increased simultaneously, it is a advanced regeneration product.
Description
Technical field
The present invention relates to a kind of electric hot plate, specifically a kind of graphene exothermic material electric hot plate.
Background technique
In recent years, the discovery and progress of graphene technology start largely to be applied to every field, and country is right in recent years
In the improvement of haze, greatly develops coal and change electricity, but also the market of electric heating starts to rapidly develop, but traditional electric hot plate
It is mainly realized in a manner of lectrothermal alloy wire and resistance heater, while the uniformity coefficient and the thermal efficiency that generate heat are all relatively
It is low, and the appearance of grapheme material then brings more energy-efficient heating efficiency and more optimal infrared effect, simultaneously
Using the stronger metal of hardness as frame, using the strong PET material of proof voltage as insulating carrier.
Summary of the invention
The purpose of the present invention is to provide a kind of graphene exothermic material electric hot plates, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of graphene exothermic material electric hot plate, including set gradually from top to bottom high pressure resistant insulation material layer, hot melt it is compound
Material layer, metal material layer, composite layer A, graphene fever diaphragm, composite layer B, adiabator layer and bottom decoration
Material is carried out by melting between each layering compound.
As a further solution of the present invention: the high pressure resistant insulation material layer is one in PET, PE, TPU, PVC, PI
Kind is several.
As a further solution of the present invention: the graphene fever diaphragm is printed or is applied using graphene heat generating pastes
It covers, and included conducting wire.
As a further solution of the present invention: the adiabator layer is using polyurethane, polyethylene, polyphenyl after foaming
The material with insulation effect formed is made.
As a further solution of the present invention: graphene fever diaphragm is PET, PE, TPU, PV, one of PI or
Person is several.
As a further solution of the present invention: the hot melt composite layer be EVA, EEA, EAA, PES, TPU, LDPF and
One of HDFE is several.
As a further solution of the present invention: the metal material layer is iron plate, aluminium sheet or stainless steel plate.
As a further solution of the present invention: the composite layer A and composite layer B are all made of pe, eva, eea,
One of pes, tpu are several.
Compared with prior art, the beneficial effects of the present invention are: a kind of electric hot plate of the invention, structure is simple, design is closed
Reason, uniformly, the existing lectrothermal alloy wire used, carbon fiber, the electric hot plate of resistance heater, solution is substituted in thermal efficiency height for fever
It has determined some problems of existing product, while having also increased the service life of product, be a advanced regeneration product.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
In figure: 1- high pressure resistant insulation material layer, 2- hot melt composite layer, 3- metal material layer, 4- composite layer A,
5- graphene fever diaphragm, 6- composite layer B, 7- thermal insulation material, 8- bottom ornament materials.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Referring to Fig. 1, embodiment one: a kind of graphene exothermic material electric hot plate, it is resistance to including what is set gradually from top to bottom
High voltage insulating materials layer 1, metal material layer 3, composite layer A 4, graphene fever diaphragm 5, is answered at hot melt composite layer 2
Condensation material layer B 6, adiabator layer 7 and bottom ornament materials 8 are answered by melting between above-mentioned each layering
Close, heating temperature be no more than composite material itself fusing point in the case where without departing from or layering, processing recombination process
In, it is desirable to provide a kind of pressure of plane, so that compound stronger between a variety of materials.
3 four side of metal material layer is bent to form cavity, and high pressure resistant insulation material layer 1 and graphene fever diaphragm 5 use heat
Molten composite material progress is compound, then fills thermal insulation material in cavity again, and graphene fever diaphragm 5 carries conducting wire, cavity
Inside thermal conservation material forms composite layer A 4 and composite layer B 6, including polyurethane, polyethylene, polyphenyl etc. after foaming
The material of insulation effect can be formed.Metal material layer 3 is iron plate, aluminium sheet, stainless steel plate.
Embodiment two: on the basis of example 1, the high pressure resistant insulation material layer 1 of the design can be PET, PE,
One of TPU, PVC, PI are several.Graphene fever diaphragm 5 can be PET, PE, TPU, PV, one of PI or
Several, graphene fever diaphragm 5 is printed or is coated using graphene heat generating pastes, and hot melt composite material can be EVA,
One of EEA, EAA, PES, TPU, LDPF, HDFE are several, and the electrothermal plate structure obtained by said combination is simple, if
Rationally, uniformly, the existing lectrothermal alloy wire used, carbon fiber, the electric heating of resistance heater is substituted in thermal efficiency height to meter for fever
Plate solves the problems, such as some of existing product, while also increasing the service life of product, is a advanced regeneration product.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of graphene exothermic material electric hot plate, which is characterized in that including the high pressure resistant insulation material set gradually from top to bottom
The bed of material (1), hot melt composite layer (2), metal material layer (3), composite layer A(4), graphene fever diaphragm (5), compound
Material layer B(6), adiabator layer (7) and bottom ornament materials (8), carried out by melting between each layering compound.
2. graphene exothermic material electric hot plate according to claim 1, which is characterized in that the high pressure resistant insulation material layer
It (1) is one of PET, PE, TPU, PVC, PI or several.
3. graphene exothermic material electric hot plate according to claim 1, which is characterized in that the graphene fever diaphragm
(5) it is printed or is coated using graphene heat generating pastes, and included conducting wire.
4. graphene exothermic material electric hot plate according to claim 1, which is characterized in that the adiabator layer (7) is adopted
It is made of the material with insulation effect that polyurethane, polyethylene, polyphenyl are formed after foaming.
5. graphene exothermic material electric hot plate according to claim 1, which is characterized in that the graphene fever diaphragm
It (5) is PET, PE, TPU, PV, one of PI or several.
6. graphene exothermic material electric hot plate according to claim 1, which is characterized in that the hot melt composite layer
It (2) is one of EVA, EEA, EAA, PES, TPU, LDPF and HDFE or several.
7. -6 any graphene exothermic material electric hot plate according to claim 1, which is characterized in that the metal material layer
It (3) is iron plate, aluminium sheet or stainless steel plate.
8. graphene exothermic material electric hot plate according to claim 1, which is characterized in that the composite layer A(4) and
Composite layer B(6) it is all made of pe, eva, eea, pes, one of tpu or several.
Priority Applications (1)
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CN201811421122.2A CN109587844A (en) | 2018-11-27 | 2018-11-27 | A kind of graphene exothermic material electric hot plate |
Applications Claiming Priority (1)
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CN201811421122.2A CN109587844A (en) | 2018-11-27 | 2018-11-27 | A kind of graphene exothermic material electric hot plate |
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CN109587844A true CN109587844A (en) | 2019-04-05 |
Family
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CN201811421122.2A Pending CN109587844A (en) | 2018-11-27 | 2018-11-27 | A kind of graphene exothermic material electric hot plate |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110081499A (en) * | 2019-04-23 | 2019-08-02 | 单县多米石墨烯科技有限公司 | A kind of heating module, manufacture craft and heating system |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202873096U (en) * | 2012-06-21 | 2013-04-10 | 王晓新 | Novel electrothermal film |
CN104818824A (en) * | 2015-03-23 | 2015-08-05 | 江苏科暖热能科技有限公司 | Electric heating floor board and manufacturing method thereof |
CN106337515A (en) * | 2016-08-30 | 2017-01-18 | 沈林祥 | Electrical heating composite wallboard |
CN107241820A (en) * | 2017-06-05 | 2017-10-10 | 无锡格菲电子薄膜科技有限公司 | A kind of graphite paper composite heating plate and preparation method thereof |
CN207039924U (en) * | 2017-08-10 | 2018-02-23 | 江苏同创节能科技有限公司 | A kind of high temperature resistant graphene far-infrared electrothermal film |
CN108253509A (en) * | 2018-01-29 | 2018-07-06 | 江西飞晖科技有限公司 | The multilayer of a kind of graphene-containing and aluminium alloy is rapidly heated electric heater |
CN207854202U (en) * | 2018-02-09 | 2018-09-11 | 黄冈科瑞恩信息科技有限公司 | A kind of graphene superconductive far infrared Electric radiant Heating Film |
-
2018
- 2018-11-27 CN CN201811421122.2A patent/CN109587844A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202873096U (en) * | 2012-06-21 | 2013-04-10 | 王晓新 | Novel electrothermal film |
CN104818824A (en) * | 2015-03-23 | 2015-08-05 | 江苏科暖热能科技有限公司 | Electric heating floor board and manufacturing method thereof |
CN106337515A (en) * | 2016-08-30 | 2017-01-18 | 沈林祥 | Electrical heating composite wallboard |
CN107241820A (en) * | 2017-06-05 | 2017-10-10 | 无锡格菲电子薄膜科技有限公司 | A kind of graphite paper composite heating plate and preparation method thereof |
CN207039924U (en) * | 2017-08-10 | 2018-02-23 | 江苏同创节能科技有限公司 | A kind of high temperature resistant graphene far-infrared electrothermal film |
CN108253509A (en) * | 2018-01-29 | 2018-07-06 | 江西飞晖科技有限公司 | The multilayer of a kind of graphene-containing and aluminium alloy is rapidly heated electric heater |
CN207854202U (en) * | 2018-02-09 | 2018-09-11 | 黄冈科瑞恩信息科技有限公司 | A kind of graphene superconductive far infrared Electric radiant Heating Film |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110081499A (en) * | 2019-04-23 | 2019-08-02 | 单县多米石墨烯科技有限公司 | A kind of heating module, manufacture craft and heating system |
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Application publication date: 20190405 |