CN111726901A - Graphene far infrared electrothermal film with fast heat conduction, uniform heat energy distribution and low energy consumption - Google Patents
Graphene far infrared electrothermal film with fast heat conduction, uniform heat energy distribution and low energy consumption Download PDFInfo
- Publication number
- CN111726901A CN111726901A CN201910209863.2A CN201910209863A CN111726901A CN 111726901 A CN111726901 A CN 111726901A CN 201910209863 A CN201910209863 A CN 201910209863A CN 111726901 A CN111726901 A CN 111726901A
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- Prior art keywords
- electrothermal film
- electrothermal
- heat energy
- film
- heat conduction
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 21
- 238000005265 energy consumption Methods 0.000 title description 2
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000011889 copper foil Substances 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 10
- 239000011888 foil Substances 0.000 claims abstract description 10
- 230000032683 aging Effects 0.000 claims abstract description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000007774 longterm Effects 0.000 claims abstract description 6
- 229910052709 silver Inorganic materials 0.000 claims abstract description 6
- 239000004332 silver Substances 0.000 claims abstract description 6
- 239000004831 Hot glue Substances 0.000 claims abstract description 4
- 230000005686 electrostatic field Effects 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 claims abstract description 4
- 230000005855 radiation Effects 0.000 claims abstract description 4
- 230000000630 rising effect Effects 0.000 claims abstract description 4
- 239000011248 coating agent Substances 0.000 claims abstract description 3
- 238000000576 coating method Methods 0.000 claims abstract description 3
- 238000007747 plating Methods 0.000 claims abstract description 3
- 238000007639 printing Methods 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 claims 1
- 239000012943 hotmelt Substances 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000005485 electric heating Methods 0.000 description 11
- 239000012528 membrane Substances 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
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
-
- 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
Landscapes
- Surface Heating Bodies (AREA)
- Resistance Heating (AREA)
Abstract
The invention relates to the field of electrothermal films, in particular to a graphene far infrared electrothermal film with fast heat conduction, uniform heat energy distribution and high electrothermal conversion rate. The invention discloses an electrothermal film using special graphene heating ink, and an implementation method for rapidly and uniformly distributing heat energy on the surface of the electrothermal film in various modes such as radiation, convection, heat conduction and the like by using the heat energy (heat Q) generated in the using process of the electrothermal film using the graphene heating ink; the reflective aluminum foil layer with good insulating property or the dielectric coating reflective treatment is used, so that the problem of large leakage current of an electrostatic field generated in the heating and temperature rising process of the electrothermal film is solved, the safety of the product is improved, and the electrothermal conversion rate is improved to the maximum extent; the diversion copper foil is subjected to double-sided high-conductivity hot melt adhesive treatment, so that the phenomena of sparking and the like caused by poor contact of the copper foil in the long-term use process of the product are avoided; the silver plating technology is used for processing the electrothermal film interface terminal, so that accidents such as fire disasters and the like caused by ignition of the electrothermal film interface terminal due to poor contact caused by aging after the electrothermal film interface terminal is used for a long time are avoided, the safety performance of the electrothermal film product is remarkably improved, and the service life is prolonged to more than 50 years.
Description
Technical Field
The invention relates to the field of floor heating electrothermal films, in particular to a graphene far infrared electrothermal film with fast heat conduction, uniform heat energy distribution and high electrothermal conversion rate.
Background
In the existing electrothermal film on the market, in order to achieve the purposes of simple process and convenient operation, only one surface of a copper foil in the electrothermal film is bonded with a PET (polyethylene terephthalate) adhesive film, and the surface bonded with silver paste is only contacted with each other for conduction, so that the copper foil is easy to age in the long-term use process to cause the ignition phenomenon; most of the packaged electrothermal films directly attach the reflective aluminum foil to the back of the electrothermal film, the outer edge of the reflective aluminum foil is packaged, the aluminum foil and the electrothermal film can be regarded as a capacitor, partial electric energy is converted into a capacitor magnetic field when the reflective aluminum foil is electrified, the capacitor magnetic field is directly released to the ground in a leakage current mode, the problem of overlarge leakage current is possibly caused, and electric energy loss is caused; in addition, along with a large amount of heating film appear on the market, the ubiquitous heating film generates heat inhomogeneous, and the product difference in temperature is big, leads to the local aging acceleration of product, and it is not good to feel in the customer use, and the effect is not good, and research and development a heat conduction is fast to life far infrared wave band radiates the heat transfer energy who is the main, and the electric heat membrane that electric heat membrane surface temperature is even is imperative.
Disclosure of Invention
The invention aims to provide a graphene far infrared electrothermal film with fast heat conduction, uniform heat energy distribution and high electrothermal conversion rate, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
1. the realization method is characterized in that special graphene heating ink is used, an electrothermal film of the graphene heating ink is used, and heat energy (heat Q) generated in the use process is rapidly and uniformly distributed on the surface of the electrothermal film in various modes such as radiation, convection, heat conduction and the like.
2. The insulating reflective aluminum foil layer or the dielectric coated reflective film is used, so that the problem that the electrostatic field leakage current generated in the heating and temperature rising process of the electrothermal film is large is solved, the safety of the product is improved, and the electrothermal conversion rate is improved to the maximum extent; preferably, the insulated reflective aluminum foil is directly laid on the bottom of the packaged electrothermal film instead of being packaged inside.
3. The diversion copper foil is subjected to double-sided high-conductivity hot melt adhesive treatment, so that the phenomena of sparking and the like caused by poor contact of the copper foil in the long-term use process of the product are avoided; preferably, two faces of the copper foil are tightly combined with the heating film, so that the aging of the floor heating is slowed down, and the phenomenon of sparking caused by removing bad products is prevented.
4. Carry out silvering technical treatment with electric heat membrane interface terminal, stop electric heat membrane interface terminal long-term use back because of ageing lead to contact failure, lead to electric heat membrane interface terminal to strike sparks and arouse accidents such as conflagration.
Compared with the prior art, the invention has the beneficial effects that:
through the technical scheme, the safety performance of the product is obviously improved, the leakage current is smaller and is only 0.02 mA; preferably, the electrical energy distribution is more uniform; preferably, the electrothermal conversion efficiency is higher; preferably, the lifetime is up to 50 years or more.
Drawings
FIG. 1 is a connection diagram of packaged electrothermal film
FIG. 2 is a structural view of a packaged electrothermal film
FIG. 3 is a structural view of an electrothermal film
FIG. 4 is a male view of the connecting wire for the electric heating film
In the figure, 1, a plug, 2, a T-shaped joint, 3, a wiring male head and a wiring female head, 4, an encapsulated electrothermal film, 5, an electric wire, 31, a wiring male head, 41, an encapsulated film, 42, an electrothermal film, 43, a wiring terminal, 44, insulating glue, 421, a PET film, 422, ink, 423, silver paste, 424 and copper foil are shown.
Detailed Description
Fig. 1 is a connection diagram of a packaged electric heating film, a plug is connected with electricity, and a floor heating film starts to generate heat.
Fig. 2 is a structure diagram of a packaged electrothermal film, which is vacuum packaged in a packaging film.
Fig. 3 is a structural view of an electrothermal film, in which a special graphene heating ink is preferably used as the ink, and the thermal energy (heat Q) generated during the use of the electrothermal film using the graphene heating ink is rapidly and uniformly distributed on the surface of the electrothermal film in various ways such as radiation, convection, heat conduction, etc.; preferably, the diversion copper foil is subjected to double-sided high-conductivity hot melt adhesive treatment, so that the phenomena of sparking and the like caused by poor contact of the copper foil in the long-term use process of the product are avoided; preferably, two surfaces of the copper foil are tightly combined with the heating film, so that the aging of the floor heating is slowed down.
Fig. 4 is a male drawing of the electric heating film connecting wire, preferably, the electric heating film interface terminal is processed by silver plating technology, so that accidents such as fire and the like caused by ignition of the electric heating film interface terminal due to poor contact caused by aging after the electric heating film interface terminal is used for a long time are avoided, the safety performance of the electric heating film product is remarkably improved, and the service life of the electric heating film product is as long as more than 50 years; the insulating adhesive uses butyl insulating adhesive tape with the thickness of more than 1.5 mm.
When the electric heating film is installed, the reflecting aluminum foil layer with good insulating property or the medium coating film is used for reflecting, the problem that the electric heating film has larger leakage current of an electrostatic field generated in the heating and temperature rising process is solved, the safety of the product is improved, and the electric heating conversion rate is improved to the maximum extent.
The specific process flow comprises printing ink printing, baking, silver paste printing, baking, compounding (attaching copper foil), wiring male heads, joint sealing (butyl insulating adhesive tape), packaging, detecting and boxing.
Claims (6)
1. The graphene far infrared electrothermal film has the advantages of fast heat conduction, uniform heat energy distribution and high electrothermal conversion rate; the method is characterized by comprising the steps of using special graphene heating ink, using an insulating reflective aluminum foil or a dielectric coated reflective film, using a double-sided high-conductivity hot-melt copper foil and using a silver-plated interface terminal.
2. The graphene far infrared electrothermal film according to claim 1, which is characterized in that the electrothermal film using special graphene heating ink and the electrothermal film using the graphene heating ink can generate heat energy (heat Q) during use, and the heat energy can be rapidly and uniformly distributed on the surface of the electrothermal film in various ways such as radiation, convection, heat conduction, etc.
3. The graphene far infrared electrothermal film with fast heat conduction, uniform heat energy distribution and high electrothermal conversion rate as claimed in claim 1, is characterized in that an insulating reflective aluminum foil layer is used, or a dielectric coating reflective treatment is used, so that the problem of large electrostatic field leakage current generated in the heating and temperature rising process of the electrothermal film is solved, the safety of the product is improved, and the electrothermal conversion rate is improved to the maximum extent.
4. The graphene far infrared electrothermal film according to claim 1, which has fast heat conduction, uniform heat energy distribution and high electrothermal conversion rate, is characterized in that the double-sided high-conductivity hot melt adhesive treatment is performed on the diversion copper foil, thereby solving the phenomena of sparking and the like caused by poor contact of the copper foil in the long-term use process of the product.
5. The graphene far infrared electrothermal film according to claim 1, which has the advantages of fast heat conduction, uniform heat energy distribution and high electrothermal conversion rate, is characterized in that silver plating technology is performed on the interface terminal of the electrothermal film, thereby avoiding accidents such as fire hazard and the like caused by ignition of the interface terminal of the electrothermal film due to poor contact caused by aging after the interface terminal of the electrothermal film is used for a long time, remarkably improving the safety performance of products of the electrothermal film, and prolonging the service life to more than 50 years.
6. The graphene far-infrared electrothermal film according to claim 1, which has the advantages of fast heat conduction, uniform heat energy distribution and high electrothermal conversion rate, and is characterized in that a self-made formula of graphene far-infrared heating ink is used, the ink printing thickness and density are controlled to modulate the power of the heating film, the thickness is preferably 10um, the heat energy conduction is faster, the heat dissipation is more uniform, and the electrothermal conversion efficiency is higher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910209863.2A CN111726901A (en) | 2019-03-20 | 2019-03-20 | Graphene far infrared electrothermal film with fast heat conduction, uniform heat energy distribution and low energy consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910209863.2A CN111726901A (en) | 2019-03-20 | 2019-03-20 | Graphene far infrared electrothermal film with fast heat conduction, uniform heat energy distribution and low energy consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111726901A true CN111726901A (en) | 2020-09-29 |
Family
ID=72563294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910209863.2A Pending CN111726901A (en) | 2019-03-20 | 2019-03-20 | Graphene far infrared electrothermal film with fast heat conduction, uniform heat energy distribution and low energy consumption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111726901A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH719604A1 (en) * | 2022-04-12 | 2023-10-31 | Graphenaton Tech Sa | Flexible multilayer electrothermal structure and method of manufacturing such a structure. |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU124103U1 (en) * | 2012-07-09 | 2013-01-10 | Антон Иванович Прокопец | FLEXIBLE ELECTRIC HEATER |
| CN205491216U (en) * | 2016-03-11 | 2016-08-17 | 江苏同创节能科技有限公司 | Graphene modification far -infrared electric heating film |
-
2019
- 2019-03-20 CN CN201910209863.2A patent/CN111726901A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU124103U1 (en) * | 2012-07-09 | 2013-01-10 | Антон Иванович Прокопец | FLEXIBLE ELECTRIC HEATER |
| CN205491216U (en) * | 2016-03-11 | 2016-08-17 | 江苏同创节能科技有限公司 | Graphene modification far -infrared electric heating film |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH719604A1 (en) * | 2022-04-12 | 2023-10-31 | Graphenaton Tech Sa | Flexible multilayer electrothermal structure and method of manufacturing such a structure. |
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