High-temperature graphene heating plate and preparation method thereof

A technology of high-temperature graphite and heating plate, applied in ohmic resistance heating, heating element materials, ohmic resistance heating parts, etc., can solve the problems of poor heating effect, short life, easy damage, etc., and achieve small electromagnetic radiation and long service life , the effect of stable performance

Active Publication Date: 2019-03-12
牛墨石墨烯应用科技有限公司
View PDF5 Cites 2 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Therefore, in view of the above content, the present invention provides a high-temperature graphene heating plate and a preparation metho

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • High-temperature graphene heating plate and preparation method thereof
  • High-temperature graphene heating plate and preparation method thereof
  • High-temperature graphene heating plate and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Example Embodiment

[0028] Example one

[0029] reference Figure 1 to Figure 3 , A high-temperature graphene heating plate, comprising a high-temperature graphene heating element 1, a mica insulating plate frame 2, a lead wire 3 and a cover 4, the mica insulating plate frame 2 is composed of a mica insulating groove 21 and a mica insulating groove The mica insulating cover plate 22 is combined to form an internal cavity; the high-temperature graphene heating element 1 is located in the internal cavity, and the high-temperature graphene heating element is composed of a first protective layer 11, graphite The olefin film layer 12 and the second protective layer 14 are composed of metal current-carrying bars 13 arranged on both sides of the second protective layer 14; one end of the lead wire 3 is connected to a high-temperature graphene heater, and the other end passes through the mica insulating frame and The cover is connected to an external power source; the cover 4 is wrapped around the outside ...

Example Embodiment

[0038] Example two

[0039] A high-temperature graphene heating plate, the structure of which is the same as that of the first embodiment, and the preparation method of the graphene film layer is as follows:

[0040] (1) Weigh 5 parts by weight of graphene, 65 parts by weight of water, and 12 parts by weight of ethylene glycol diacetate, thoroughly mix and stir, pour into high-speed shearing machine, high-speed shearing for 1.5h, and then add ultrasonic dispersion machine Add 2 parts by weight of alkylphenol polyoxyethylene ether, and perform ultrasonic treatment for 5 hours to obtain a graphene dispersion;

[0041] (2) Add 7 parts by weight of rosin resin, 25 parts by weight of silver-plated glass beads, and 2 parts by weight of sodium methylene dinaphthalene sulfonate into the above graphene dispersion and stir and mix for 35 minutes to obtain graphene conductive slurry. The ene conductive paste is sprayed on the substrate, and the substrate is ultrasonically oscillated while spra...

Example Embodiment

[0047] Example three

[0048] A high-temperature graphene heating plate, the structure of which is the same as that of the first embodiment, and the preparation method of the graphene film layer is as follows:

[0049] (1) Weigh 5 parts by weight of graphene, 70 parts by weight of water, and 15 parts by weight of ethylene glycol diacetate, thoroughly mix and stir, pour into high-speed shearing machine, high-speed shearing for 2h, and then add to ultrasonic dispersion machine , Then add 3 parts by weight of alkylphenol polyoxyethylene ether, and perform ultrasonic treatment for 6 hours to obtain a graphene dispersion;

[0050] (2) Add 10 parts by weight of rosin resin, 30 parts by weight of silver-plated glass beads, and 3 parts by weight of sodium methylene dinaphthalene sulfonate to the above graphene dispersion and stir and mix for 40 minutes to obtain graphene conductive slurry. The ene conductive slurry is sprayed on the substrate, and the substrate is ultrasonically oscillated ...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

The invention relates to the field of heating devices, in particular to a high-temperature graphene heating plate and a preparation method thereof. The high-temperature graphene heating plate comprises a high-temperature graphene heating body, a mica insulating plate frame, a lead and a cover shell, wherein the mica insulating plate frame is formed by combining a mica insulating groove and a micainsulating cover plate arranged on the mica insulating groove, and an internal cavity is formed; the high-temperature graphene heating body is arranged in the internal cavity; the high-temperature graphene heating body comprises a first protection layer, a graphene film layer and a second protection layer which are sequentially arranged from top to bottom; metal current-carrying strips are arranged on the two sides of the second protection layer; one end of the lead is connected to the high-temperature graphene heating body while the other end of the lead penetrates through the mica insulatingplate frame and the cover shell and is connected to an external power supply; and the cover shell coats the outer side of the mica insulating plate frame. The high-temperature graphene heating plateis suitable for being used as a heating component on household appliances and various machine equipment, and has the advantages of being uniform in heating, good in heat stability, long in service life and resistant to high temperature.

Description

technical field [0001] The invention relates to the field of heating devices, in particular to a high-temperature graphene heating plate and a preparation method thereof. Background technique [0002] At present, heating appliances mainly include quartz heating tubes and low-temperature radiation heating films. Among them, high-temperature heating appliances are widely used in household appliances, various machinery and equipment as heating components, and various industrial and agricultural heating occasions. , thermal stability, long life, high temperature characteristics. [0003] The invention with authorized notification number CN101998709B discloses a quartz heating tube, which includes a quartz tube body, and the inner tube is in the shape of a straight line. The wire is connected with the nickel-chromium electrothermal alloy wire with electrodes; the middle tube is Z-shaped, the bottom horizontal tube of the middle tube is the heating area, the middle vertical tube ...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
IPC IPC(8): H05B3/02H05B3/10H05B3/20
CPCH05B3/02H05B3/10H05B3/20
Inventor 陈心军孟建武
Owner 牛墨石墨烯应用科技有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap