CN2457831Y - Electric heater - Google Patents
Electric heater Download PDFInfo
- Publication number
- CN2457831Y CN2457831Y CN 00257178 CN00257178U CN2457831Y CN 2457831 Y CN2457831 Y CN 2457831Y CN 00257178 CN00257178 CN 00257178 CN 00257178 U CN00257178 U CN 00257178U CN 2457831 Y CN2457831 Y CN 2457831Y
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- CN
- China
- Prior art keywords
- electric heating
- far infrared
- infrared radiation
- thin layer
- quartz glass
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Abstract
The utility model relates to an electric heating body which comprises an electric heating basal body, wherein the outer surface of the electric heating basal body is provided with a nanometer metal base far-infrared radiation thin layer, and the surface of the nanometer metal base far-infrared radiation thin layer is provided with a quartz glass powder layer; the surface of the quartz glass powder layer is provided with a nanometer tin dioxide (Sb) composite conductive film layer; both ends of the electric heating basal body are also provided with electrode sheets, and the nanometer tin dioxide (Sb) composite conductive film layer is also provided with electrode sheets. The utility model has the advantages of far-infrared heat effect, wide wavelength range, high radiation intensity, high thermal efficiency and convenient operation. The far-infrared wavelength of the utility model is within a range of 3 um-600 um.
Description
The utility model relates to the electric-heating technology field, relates to a kind of electric heating body specifically.
At present, Electric heating commonly used is to adopt the conduction of forms such as resistance wire, conducting film, diffusion type heating, is widely used in each field, but that the shortcoming of above-mentioned mode of heating is a firing rate is slow, the heat efficiency is low.Far infrared is the electromagnetic wave of wavelength 3um-1000um scope, has phenomenons such as straightline propagation, reflection, interference, refraction, diffraction, and has distinctive infrared signature itself.Water is during by the far ir ray radiation, and the dipole of water and free charge just rearrange according to electromagnetic direction under the effect of electromagnetic field, and molecule, the violent random motion of atom raise water temperature fast, promptly so-called far infrared thermal effect.When the far infrared radiation degree is enough strong, water is heated under flow regime rapidly.It is a lot of that occurring in nature can be launched far material, and its radiancy of different material is different with dominant wavelength, and require radiancy high and constant in actual applications.According to experiment, as the pressure P＞0.05MPa of water, when initial water temperature 15 is spent, flow through about 0.8-1.1 of time second of pipe of diameter 20mm, long 600mm inner wall smooth, required power was 2-3KW when the temperature rise 22 of water was spent, and best far infrared wavelength is between 30-250um, and radiance is greater than 0.96.And the simple substance material generally can only have higher radiancy in a certain specific narrower wave-length coverage, can not get a desired effect.
The purpose of this utility model provides a kind of electric heating body based on the far infrared thermal effect, and the heat efficiency height of this electric heating body is easy to use.
For achieving the above object, the utility model comprises the electric heating matrix, its design feature is: the outer surface of electric heating matrix is provided with one deck nano metal base far infrared radiation thin layer, the surface of this Metal Substrate far infrared radiation thin layer is provided with one deck quartz glass bisque, and the surface of quartz glass bisque is provided with one deck nano-stannic oxide (antimony) composite conducting rete.
The thickness of described nano metal base far infrared radiation thin layer is 0.7-0.9um; The multiple conductive film layer of nano-stannic oxide (antimony) is to be to carry out mixed conductive film layer at 10: 1 by weight by tin ash and antimony oxide solution, and its thickness is 0.6-0.8um; And also be provided with electrode slice on the two ends of electric heating matrix, nano-stannic oxide (antimony) composite conducting rete; The thickness of quartz glass bisque is 0.08-0.11mm.
The electric heating body of making by said structure, it is outer surface spraying one deck nano metal base far infrared radiation thin layer at the electric heating matrix, surface spraying one deck quartz glass bisque of this Metal Substrate far infrared radiation thin layer, the surface of quartz glass bisque is provided with one deck nano-stannic oxide (antimony) composite conducting rete.The far infrared thermal effect of this composite conducting rete energy excitation nano Metal Substrate far infrared radiation thin layer, have the wave-length coverage of broad and higher radiation intensity, its far infrared wavelength in the scope of 3um-600um, heat efficiency height, and this electric heating body does not have any harmful radiation, and is easy to use.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail:
Accompanying drawing is a schematic diagram of the present utility model.
Electric heating body shown in the drawings, be that outer surface at electric heating matrix 1 is provided with one deck nano metal base far infrared radiation thin layer 2, the surface of this Metal Substrate far infrared radiation thin layer 2 is provided with one deck quartz glass bisque 3, the surface of quartz glass bisque 3 is provided with one deck nano-stannic oxide (antimony) composite conducting rete 4, the two ends of electric heating matrix 1, also be provided with electrode slice 5 on nano-stannic oxide (antimony) the composite conducting rete 4, be connected with power supply by electrode slice 5, described electric heating matrix 1 can be a tubing, sheet material, the preparation process of described various retes is: the oxide that at first will contain required simple substance, carbide, chloride carries out reduction reaction, produce simple substance, the material of selecting for use has: AL
2O
3, MgO, CaCO
3, CrO
3, Sb
2O
3, FeCL
3, SnCL
4, TiO
2, SiO
2, ZrO
2, NaCL, above-mentioned material is hydrolyzed or alcoholysis, heat spray oven drying method is adopted in dissolving back, makes various simple substance, the various simple substance that make is mixed by following weight ratio: AL:0.55-1.6%; Mg:0.4-1.2%; Ca:0.45-1.4%; Cr:0.26-0.4%; Ni:0.32-0.8%; Fe:0.24-0.6%; Zr:0.38-1%; Ti:0.15-0.6%; Na:0.13-0.3%; Sn:0.07-0.3%; Pb:0.15-0.8%; Si:10-25%; SnO
2: 66-87%; In the following sintering of 2380 degree, pulverizing, sintering, pulverizing again makes the composite powder material that granularity is 0.1um; With granularity is the composite powder material of 0.1um, adopts resistance-type heating vacuum vaporation method to make a kind of nonvolatil nano metal base far infrared radiation thin layer on the electric heating matrix, and its thickness is 0.7-0.9um.As matrix is the quartz glass tube of diameter 20mm, long 150mm, the thick 0.7-0.9um of far infrared radiation rete, require vacuum degree to be less than or equal to-6Pa during the system film, the deposition velocity of film was more than or equal to 100 seconds, the matrix surface temperature is less than or equal to 1100 degree, and matrix will carry out oxidizing annealing in system behind the film, when annealing temperature drops to 300 when spending, to the matrix oxygenation, reduce to room temperature until temperature.Certainly, the far infrared radiation thin layer also can be made the gel brushing on other matrix.Be the quartz glass bisque of 0.2um in the surface of this nano metal base far infrared radiation thin layer spraying one deck granularity again, place sintering under the 500-800 degree, this layer is as insulating barrier, and its thickness is 0.08-0.11mm.But the far infrared radiation ability of nano metal base far infrared radiation thin layer self is lower, do not reach the radiancy requirement of rising water temperature far away, also must be by the effect of electricity, under the exciting of electricity, nano metal base far infrared radiation thin layer can reach higher far infrared degree of excitation, this just need adhere to one deck nano-stannic oxide (antimony) composite conducting rete again on its surface, and its preparation process is: the hydrolysis butter of tin, and with SnCL
4: H
2O: HCL mixes at 1.5: 15: 0.1, and fully adding ammoniacal liquor after the dissolving, to transfer pH value be 7, filter and obtain white depositions, again oxygenation, be heated to 140 degree and obtain tin ash (SnO
2) crystalline material; Alcoholysis trichloride antimony again is with SbCL
3: C
2H
5OH mixes at 1: 1, fully obtains the pale blue sediment after the dissolving, and oxygenation gets antimony oxide (SbO) crystalline material again; With tin ash and antimony oxide solution is to mix at 10: 1 by weight, after be ejected on the ceramic bodies of 800 degree, put into the water hydrolysis after the cooling and deposit a kind of many lattice of metal oxide crystal SnO of blue look
2(Sb), be the low-resistance electric heating material of N type semiconductor, also be called presoma this moment purchases, and granularity is below 6um.The metal oxide of gained is joined in the polyacrylamide, under 0 degree state, stir, it is standby to reach gel state, the quartz glass tube (or other basis material) that will be provided with nano metal base far infrared radiation thin layer and quartz glass bisque again is immersed in the above-mentioned gel, taking out the back dries in the baking oven of 100-860 degree, repeatedly twice, promptly make the nanocomposite conductive film layer, rete is thick to be 0.6-0.8um.During oven dry, timber, stone materials basis material can be dried about 8 hours in 100-300 degree scope; Glass, ceramic-like basis material can be dried about 5 hours in 600-860 degree scope.Its finished product parameter is: 1) 2500 volts of alternating currents must not puncture in 1 second; 2) acid and alkali-resistance soaked 72 hours in concentrated sodium hydroxide, the concentrated sulfuric acid or concentrated hydrochloric acid, and resistance value reduces to be not more than 7-9%; 3) water-fast flushing was soaked 72 hours in 100 degree boiling water, and resistance change is not more than 3-6%; 4) side's resistance, 0.07-0.10 Europe; 5) power, 8-30W/CM
26) the far infrared radiation degree is more than or equal to 0.96; 7) compression strength is more than or equal to 0.5MPa; 8) insulation property are more than or equal to 20 megaohms; 9) operating voltage, direct current 12-220V, interchange 36-380V; 10) durability, continuous operation is 10000 hours under the 220V alternating voltage; 11) heat efficiency is more than or equal to 96%; 12) environment-friendly type does not have any harmful radiation.The present invention can be used for water, wet goods liquid heat, wet feed oven dry, and the solid heating, air heat, source materials such as heating heat-exchange also can be used for making under the flow regime, the calandria and the device of various geometries under the stationary state.
Claims (5)
1, a kind of electric heating body, comprise electric heating matrix (1), it is characterized in that: the outer surface of electric heating matrix (1) is provided with one deck nano metal base far infrared radiation thin layer (2), the surface of this Metal Substrate far infrared radiation thin layer (2) is provided with one deck quartz glass bisque (3), and the surface of quartz glass bisque (3) is provided with one deck nano-stannic oxide (antimony) composite conducting rete (4).
2, electric heating body according to claim 1 is characterized in that: the thickness of described nano metal base far infrared radiation thin layer (2) is 0.7-0.9um.
3, electric heating body according to claim 1, it is characterized in that: described nano-stannic oxide (antimony) composite conducting rete (4) is to be to carry out mixed conductive film layer at 10: 1 by weight by tin ash and antimony oxide solution, and its thickness is 0.6-0.8um.
4, electric heating body according to claim 1 is characterized in that: also be provided with electrode slice (5) on the two ends of electric heating matrix (1), nano-stannic oxide (antimony) the composite conducting rete (4).
5, electric heating body according to claim 1 is characterized in that: the thickness of described quartz glass bisque (3) is 0.08-0.11mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00257178 CN2457831Y (en) | 2000-12-20 | 2000-12-20 | Electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00257178 CN2457831Y (en) | 2000-12-20 | 2000-12-20 | Electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2457831Y true CN2457831Y (en) | 2001-10-31 |
Family
ID=33613744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00257178 Expired - Fee Related CN2457831Y (en) | 2000-12-20 | 2000-12-20 | Electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2457831Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100384552C (en) * | 2005-03-14 | 2008-04-30 | 冷同桂 | Electric heating type cleaning machine |
| CN101938861A (en) * | 2010-08-17 | 2011-01-05 | 上海交通大学 | Linear heat source type heater for protecting and heating plate devices |
| CN106162953A (en) * | 2015-04-17 | 2016-11-23 | 佛山市顺德区美的电热电器制造有限公司 | The preparation method of Electric radiant Heating Film powder, cooking container, preparation method and cooking apparatus |
| CN108771984A (en) * | 2018-07-03 | 2018-11-09 | 天津工业大学 | A kind of preparation method of the photic hotting mask of nanofiber |
| CN109868375A (en) * | 2019-04-03 | 2019-06-11 | 四川明宏恒进科技有限公司 | A kind of production method of crome metal |
-
2000
- 2000-12-20 CN CN 00257178 patent/CN2457831Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100384552C (en) * | 2005-03-14 | 2008-04-30 | 冷同桂 | Electric heating type cleaning machine |
| CN101938861A (en) * | 2010-08-17 | 2011-01-05 | 上海交通大学 | Linear heat source type heater for protecting and heating plate devices |
| CN101938861B (en) * | 2010-08-17 | 2013-01-02 | 上海交通大学 | Linear heat source type heater for protecting and heating plate devices |
| CN106162953A (en) * | 2015-04-17 | 2016-11-23 | 佛山市顺德区美的电热电器制造有限公司 | The preparation method of Electric radiant Heating Film powder, cooking container, preparation method and cooking apparatus |
| CN108771984A (en) * | 2018-07-03 | 2018-11-09 | 天津工业大学 | A kind of preparation method of the photic hotting mask of nanofiber |
| CN108771984B (en) * | 2018-07-03 | 2020-10-09 | 天津工业大学 | Preparation method of nanofiber photothermal film |
| CN109868375A (en) * | 2019-04-03 | 2019-06-11 | 四川明宏恒进科技有限公司 | A kind of production method of crome metal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |