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Heating element based on thermo-electronic film and preparation method thereof

A heating element, thermionic technology, applied in heating element materials, electrical components, ohmic resistance heating, etc., can solve the problems of large carbon emissions, high power of electrical equipment, low thermal efficiency, etc., to improve the thermal conversion rate, improve uniformity , reducing the effect of energy storage

Pending Publication Date: 2020-11-20
长春电子科技学院
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Traditional electric heating elements generally have problems such as large thermal inertia, high energy storage, low heat conversion efficiency, and low emission ratio, which lead to the disadvantages of high power, low thermal efficiency, high energy consumption, and large carbon emissions in electrical equipment.

Method used

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  • Heating element based on thermo-electronic film and preparation method thereof
  • Heating element based on thermo-electronic film and preparation method thereof
  • Heating element based on thermo-electronic film and preparation method thereof

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preparation example Construction

[0041] The present invention also provides a method for preparing a heating element based on a thermionic film, comprising the following steps:

[0042] Step 1, the SnCl 4 ·5H 2 O is added to the mixture of ethanol and deionized water, heated to 70-80°C, and stirred until fully dissolved; then antimony trichloride, bismuth trichloride and titanium tetrachloride are added to the solution, and stirred evenly to obtain an electric heating film liquid. Among them, the components of the electrothermal film liquid and the parts by weight of each component are: 40-45 parts of tin tetrachloride, 1.5-1.8 parts of antimony trichloride, 20-23 parts of ethanol, and 0.5-0.8 parts of bismuth trichloride 0.6-1 part of titanium tetrachloride, 28-30 parts of deionized water.

[0043] Step 2. Place the preheated tubular substrate in a high-temperature furnace, and pass the mist electrothermal film liquid into the high-temperature furnace. The mist electrothermal film liquid is deposited on t...

Embodiment 1

[0050] Step 1, the SnCl 4 ·5H 2O was added to the mixed solution of ethanol and deionized water, heated to 70°C, and stirred until fully dissolved; then antimony trichloride, bismuth trichloride and titanium tetrachloride were added to the solution, and stirred evenly to obtain an electrothermal film solution. Among them, the components of the electrothermal film liquid and the parts by weight of each component are: 40 parts of tin tetrachloride, 1.5 parts of antimony trichloride, 20 parts of ethanol, 0.5 parts of bismuth trichloride, and 0.6 parts of titanium tetrachloride , 28 parts of deionized water.

[0051] Step 2. After preheating the quartz glass tube to 400°C, place it in a high-temperature furnace, and pass the mist electric heating film liquid into the high temperature furnace. The mist electric heating film liquid is deposited on the surface of the quartz glass tube and kept for 15 minutes. After that, it is naturally cooled to obtain an electrothermal film layer...

Embodiment 2

[0054] Step 1, the SnCl 4 ·5H 2 O was added to the mixture of ethanol and deionized water, heated to 75°C, and stirred until fully dissolved; then antimony trichloride, bismuth trichloride and titanium tetrachloride were added to the solution, and stirred evenly to obtain an electrothermal film solution. Among them, the components of the electrothermal film liquid and the parts by weight of each component are: 45 parts of tin tetrachloride, 1.8 parts of antimony trichloride, 23 parts of ethanol, 0.8 parts of bismuth trichloride, and 1 part of titanium tetrachloride , 30 parts of deionized water.

[0055] Step 2. After preheating the quartz glass tube to 600°C, place it in a high-temperature furnace, and pass the mist electric heating film liquid into the high temperature furnace. The mist electric heating film liquid is deposited on the surface of the quartz glass tube and kept for 30 minutes. After that, it is naturally cooled to obtain an electrothermal film layer. Wherei...

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Abstract

The invention discloses a heating element based on a thermo-electronic film and a preparation method thereof. The preparation method comprises the following steps that 1, SnCl4.5H2O is added into a mixed solution of ethyl alcohol and deionized water, heating and stirring are conducted till the SnCl4. 5H2O is fully dissolved, antimony trichloride, bismuth trichloride and titanium tetrachloride areadded and stirred to be uniform, and an electric heating film solution is obtained; 2, the preheated tubular base body is placed in a high-temperature furnace, vaporous electrothermal film liquid is introduced into the high-temperature furnace, the vaporous electrothermal film liquid is deposited on the surface of the tubular base body, heat preservation is conducted, then natural cooling is conducted, and an electrothermal film layer is obtained; wherein the tubular base body rotates around the central axis of the tubular base body in the high-temperature furnace; and 3, manganese dioxide, nickel sesquioxide, cobalt sesquioxide and chromium oxide are mixed, and the mixture is sprayed on the outer side of the electrothermal film layer to obtain the infrared emission film layer.

Description

technical field [0001] The invention belongs to the technical field of thermal electronic films, in particular to a heating element based on thermal electronic films and a preparation method thereof. Background technique [0002] Thermionic film is generally used for heating elements of electronic appliances. As more and more household electrical appliances are used, the power, efficiency, energy consumption and carbon emissions of these electrical appliances have become the focus of social attention. Traditional electric heating elements generally have problems such as large thermal inertia, high energy storage, low heat conversion efficiency, and low emission ratio, which lead to the disadvantages of high power, low thermal efficiency, high energy consumption, and large carbon emissions in electrical equipment. Contents of the invention [0003] One of the objectives of the present invention is to provide a heating element based on thermionic film, which has lower film r...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H05B3/12H05B3/34
CPCH05B3/12H05B3/34
Inventor 李居尚战荫泽张立东姜丽丽
Owner 长春电子科技学院
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