CN110056916A - A kind of multifunctional household electrothermal furnace - Google Patents
A kind of multifunctional household electrothermal furnace Download PDFInfo
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- CN110056916A CN110056916A CN201910366768.3A CN201910366768A CN110056916A CN 110056916 A CN110056916 A CN 110056916A CN 201910366768 A CN201910366768 A CN 201910366768A CN 110056916 A CN110056916 A CN 110056916A
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- heating
- electrothermal furnace
- heat
- temperature
- heating component
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/10—Tops, e.g. hot plates; Rings
- F24C15/102—Tops, e.g. hot plates; Rings electrically heated
- F24C15/103—Tops, e.g. hot plates; Rings electrically heated being movable or rotatable
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/34—Elements and arrangements for heat storage or insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/04—Stoves or ranges heated by electric energy with heat radiated directly from the heating element
- F24C7/046—Ranges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/08—Arrangement or mounting of control or safety devices
- F24C7/087—Arrangement or mounting of control or safety devices of electric circuits regulating heat
Abstract
This application discloses a kind of multifunctional household electrothermal furnace, including shell, the upper surface of shell is provided with heating region, electrothermal furnace further include: heat radiation protection layer, heating component and reflective insulation board；Heating component is set to the lower section of heating region, and heating component is provided at least one layer of heating unit, and heating component is for heat needed for generating heating cookware；Heat radiation protection layer is set between heating region and heating component, and heat radiation protection layer is for absorbing and transmitting heat to heating region；Reflective insulation board is set to the bottom side of heating component, and reflective insulation board is for being isolated and reflecting heat to heating region.By the technical solution in the application, the rate of heat addition and efficiency of electrothermal furnace are improved, while promoting electrothermal furnace heating temperature, reduces boiler face cooling time, optimizes the usage experience of user.
Description
Technical field
This application involves the technical fields of household electrical appliance, in particular to a kind of multifunctional household electrothermal furnace.
Background technique
Currently, common domestic electric-heating stove mainly includes electromagnetic oven and electric ceramic heaters.For electromagnetic oven, on the one hand, electricity
Magnetic furnace is to generate direction by coil using alternating current constantly to change ground alternating magnetic field, so that in cookware in alternating magnetic field
There is vortex current in inside, using the joule heating effect of vortex current, cookware is made to heat up, to realize to cookware inside food materials
Heating, therefore, electromagnetic oven must use the cookware of magnetic conductivity, and such as iron pan cannot heat the cookware of non-magnetic, such as casserole.Separately
On the one hand, the heating temperature of electromagnetic oven is generally below 250 DEG C, it is difficult to which specific food materials are quickly heated in realization, influence user
Usage experience.Moreover, electromagnetic oven can generate electromagnetic radiation, be unfavorable for human health during heating food materials.
For electric ceramic heaters, efficient near infrared ray is formed after mainly utilizing Resistant heating to the heating of cookware, is led to
The effect of microcrystal face plate is crossed, high potent far infrared is generated, the food materials in cookware is heated using far infrared.Although
The heating temperature of electric ceramic heaters can reach 700 DEG C, but the heating speed of electric ceramic heaters is slower, need that resistance wire is waited to reach certain
Temperature after, required infrared ray could be generated.In addition, since electric ceramic heaters are by resistive heater generation infrared ray, then will be red
Heat in outside line is transmitted to cookware, completes the conversion of electric energy to thermal energy, so there is electric energy loss, the electric energy of general electric ceramic heaters
Utilization rate needs the long period to cool down microcrystal face plate, there are the danger of scald down to 60%, and after electric ceramic heaters heating.
Summary of the invention
The purpose of the application is: improving the rate of heat addition and efficiency of electrothermal furnace, is promoting electric heating stove heating
While temperature, reduces boiler face cooling time, avoid scalding.
The technical solution of the application is: provide a kind of multifunctional household electrothermal furnace, electrothermal furnace includes shell, shell it is upper
Surface is provided with heating region, electrothermal furnace further include: heat radiation protection layer, heating component and reflective insulation board；Heating component is set
It is placed in the lower section of heating region, heating component is provided at least one layer of heating unit, and heating component is for generating heating cookware institute
The heat needed；Heat radiation protection layer is set between heating region and heating component, and heat radiation protection layer is for absorbing and transmitting heat
To heating region；Reflective insulation board is set to the bottom side of heating component, and reflective insulation board is for being isolated and reflecting heat to heating
Region.
In any of the above-described technical solution, further, electrothermal furnace further include: infrared treatment module；Infrared treatment module
It is set on the inner wall of electric heating furnace shell, infrared treatment module generates and transmits physical therapy electric current to heating component；Heating component is also
For generating infrared treatment wave according to physical therapy electric current.
In any of the above-described technical solution, further, electrothermal furnace further include: ceramic microcrystalline panel；Ceramic microcrystalline panel
It is set between heating region and heat radiation protection layer, ceramic microcrystalline panel is used for the heat transfer in heat radiation protection layer to heating
Region.
In any of the above-described technical solution, further, ceramic microcrystalline panel is arc-shaped.
In any of the above-described technical solution, further, electrothermal furnace further include: temperature sensor, master control borad and display
Unit；The test side of temperature sensor is set to the lower surface of heat radiation protection layer, and the data output end of temperature sensor is connected to
The temperature acquisition end of master control borad, temperature sensor are used to detect the temperature of heat radiation protection layer；Master control borad is set to the front of shell,
The current output terminal of master control borad is connected to the both ends of heating component, and master control borad is used to be protected according to the heating instructions and heat dissipation that receive
The temperature of sheath adjusts the supply current of heating component；Display unit is set to housing upper surface, and is located at the upper of master control borad
Side, the data input pin of display unit are connected to the data output end of master control borad, and display unit is for showing heat radiation protection layer
Temperature.
In any of the above-described technical solution, further, electrothermal furnace further include: functional module, firepower knob and firepower
Knob indicator light；Functional module is set to the both ends of firepower knob, and the data output end of functional module is connected to the finger of master control borad
Input terminal is enabled, functional module is used to input heating instructions to master control borad；Firepower knob is set to the front of shell, and firepower knob is just
To when rotation, increase the predetermined current in heating instructions, when firepower knob reversely rotates, reduce predetermined current, wherein default electricity
Flow the supply current for generating heating component；Firepower knob indicator light is set to the top of firepower knob, the instruction of firepower knob
Lamp shows the numerical value of supply current for equal proportion.
In any of the above-described technical solution, further, electrothermal furnace further include: heat dissipation channel, radiator fan and buzzing
Device；Heat dissipation channel is set to the back side of shell, and radiator fan is set to the inside of shell and is right against heat dissipation channel, radiation air
When fan rotation, shell is discharged by heat dissipation channel in the air of enclosure interior；Buzzer is set on the inner wall of shell and close
Heat dissipation channel, buzzer are used for when master control borad determines heating furnace exception, alert.
In any of the above-described technical solution, further, electrothermal furnace further include: power adjustment unit and resonance circuit；Function
The power signal output end that rate adjusts unit is electrically connected with the power signal input port of master control borad, the power regulation end of master control borad
Mouth is electrically connected with the input terminal of resonance circuit, and the output end of resonance circuit is electrically connected with heating component.
In any of the above-described technical solution, further, electrothermal furnace further include: resilient support assemblies；Resilient support assemblies
It is fixedly installed in the inside of housing upper surface, and resilient support assemblies are set to below reflective insulation board, resilient support assemblies are used
In support heating region.
In any of the above-described technical solution, further, microlite layer of ink is by chemical vapor deposition in institute
State high-temperature fibre layer surface.
The beneficial effect of the application is: generating far infrared by utilization heating component, then by heat radiation protection layer to remote red
Outside line is absorbed, and is generated heat, is heated to the cookware on heating region, is conducive to promoting electrothermal furnace heating temperature
Meanwhile reducing boiler face cooling time.And reflective insulation board is set, far infrared is isolated, the electric energy of electrothermal furnace is improved
Utilization efficiency.Using the elasticity of heating component and heat radiation protection layer, so that heating region generates shape with the bottom of a pan after placing cooker
Become, increase the contact area of heating region and cookware bottom, and by setting resilient support assemblies 10, cookware is supported,
It avoids deformation excessive, influences the normal use of electrothermal furnace.
The application also by the way that ceramic microcrystalline panel is arranged above heating region, improves heat radiation protection layer and generates heat
Heat insulation effect reduces thermal loss.
The application, which also passes through, is directly arranged temperature sensor below heat radiation protection layer, using the temperature detected, to adding
The supply current of hot component is adjusted, and improves in electrothermal furnace heating process to temperature controlled Stability and veracity.It is logical
Setting firepower knob is crossed, is conducive to improve the temperature controlled flexibility of electrothermal furnace, optimizes the usage experience of user.
Detailed description of the invention
The advantages of above-mentioned and/or additional aspect of the application, will become bright in combining description of the following accompanying drawings to embodiment
It shows and is readily appreciated that, in which:
Fig. 1 is the schematic diagram according to a kind of multifunctional household electrothermal furnace of one embodiment of the application；
Fig. 2 is the semi-cutaway according to a kind of multifunctional household electrothermal furnace of one embodiment of the application；
Fig. 3 is the schematic diagram according to the arc-shaped ceramic microcrystalline panel of one embodiment of the application.
Specific embodiment
It is with reference to the accompanying drawing and specific real in order to be more clearly understood that the above objects, features, and advantages of the application
Mode is applied the application is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, many details are elaborated in order to fully understand the application, still, the application may be used also
To be implemented using other than the one described here other modes, therefore, the protection scope of the application is not by described below
Specific embodiment limitation.
As depicted in figs. 1 and 2, wherein Fig. 2 is the semi-cutaway of electrothermal furnace, and left side is main view, and right side is sectional view.
A kind of multifunctional household electrothermal furnace is present embodiments provided, electrothermal furnace includes shell, and the upper surface of shell is provided with heating region
1, electrothermal furnace further include: heat radiation protection layer 6 and heating component 7；Heating component 7 is set to the lower section of heating region 1, heating group
Part 7 is provided at least one layer of heating unit, and heating component 7 is for heat needed for generating heating cookware, wherein heating unit packet
The microlite layer of ink for including high-temperature resistant fiber layer and being coated on outside high-temperature resistant fiber layer.
Further, the material that heating unit is made includes high-temperature resistant fiber layer and is coated on micro- outside high-temperature resistant fiber layer
Spar layer of ink, the microlite layer of ink is by chemical vapor deposition in the high-temperature fibre layer surface.This material
Preparation method the following steps are included:
Step 1: preparing clean fibrous material, such as select quartz fiber cloth as fibrous material, quartz fiber cloth is adopted
It is cleaned with ultrasonic cleaning mode；
Step 2: surface coating processing being carried out to fibrous material, the film layer covered includes carbon source cracking and catalyzing material；
Specifically, being completed in quartz fiber cloth surface copper-clad to quartz fiber cloth surface using the method for room temperature spray copper
Coating processing, forms the sparsity structure film layer of copper, and control copper film thickness is 50 μm.
Step 3: fibrous material coated with film is placed in vacuum reaction chamber；
Specifically, select 3 inches of 1100 DEG C of high temperature process furnances as vacuum reaction chamber in the step 3, it will be above-mentioned
The quartz fiber cloth that copper is covered obtained in step 2 is put into vacuum reaction chamber, and will be in reaction chamber using oil-free scroll vacuum pump
Pressure is evacuated to 10Pa or less.
Step 4: being passed through protective gas and reducibility gas into vacuum reaction chamber, then pass to carbon source, carry out microlite
Ink growth；
Specifically, being passed through protective gas and reducibility gas (Ar/ in Xiang Shangshu vacuum reaction chamber in the step 4
H21000/1000sccm), and using toluene as carbon source, the flow for controlling carbon source is 1000sccm.Since toluene vapor enters instead
It is cracked into active carbon species rapidly after answering chamber, a large amount of activity carbon species are adsorbed onto quartz fiber surface, in surface migration, collide,
To realize the nucleation and growth of micro crystal graphite.
Step 5: under protective gas and reducibility gas atmosphere, cooling down to fibrous material, obtain high temperature resistant electric heating
Fiber.
Specifically, setting is 120 minutes a length of when growing in the step 5, toluene valve is closed after growth rapidly,
And 300/300sccm is set by Ar/H2, open temperature-fall period.Cavity temperature to be reacted is down to room temperature, closes Ar/H2, opens a position
Take out sample.
The performance test results show: carrying out heat resistance experiment using fibre electroheating cloth of the liquefied gas flame gun to preparation, survey
Test result is when temperature is greater than 1200 DEG C, and after five minutes, embrittlement phenomenon just occurs to continuous high temperature in fiber cloth, but still has non-ignitable
Characteristic, illustrate that heating element material can be resistant to 1200 DEG C of high temperature；Sample is tested using four-point probe, test knot
Fruit is that surface resistance is 10 Ω/sq；The fiber cloth both ends of 4*4cm are attached into copper bar as conductive electrode, by applying the straight of 3V
Stream/alternating current, sample instants (less than 1 second) can be heated to 100 DEG C, it is uniform to show preferable speed heat characteristic, heating surface；Using
It is 100 degree that JCY-2 drop contact angle measurement, which measures fiber cloth contact angle, shows hydrophobic characteristic；By sample in 100 DEG C of water
Front and back comparison, sample show ventilating performance in steam ambient.Using TIR 100-2 emissivity Quick testing instrument, by detected sample
Product surface receives the infra-red radiation that 100 DEG C of hemispherical black body radiations go out, and the infra-red radiation of sample reflection, which is received, measures reflectivity
And emissivity is obtained according to calibration value, measurement result is far infrared transmissivity 0.95.Using German Brooker X-ray energy spectrometer
(QUANTAX EDS) system analyzes sample micro-area composition element species, does not detect that Cu element remains.In addition, by offseting
Power consumption and calorific value are measured respectively, it may be determined that its electric conversion efficiency can achieve 99% or more close to 100%.
Specifically, applicant have observed that, by using high-temperature fibre inner core, cover copper cracking and catalyzing, micro crystal graphite packet
Heating element prepared by the long mode of overgrowth, can not only increase the toughness and gas permeability of material, also improve the hot spoke of material
Area is penetrated, and then further increases thermal conversion efficiency, the electric conversion efficiency close to 100% may be implemented.
Fibre electroheating provided in the present invention can realize instantaneous heating under low voltage situations.
It should be noted that the thickness for covering copper does not exceed 100 μm, to ensure metal noresidue during subsequent reactions,
Once it is found by the applicant that there is the case where copper or Raney nickel residual will appear fiber fracture easy to aging in fiber.
In addition, sparsity structure film layer mentioned herein refers to the strong binding force film layer that the modes such as non-magnetron sputtering are realized,
Gap is necessarily present in the film layer being not necessarily referring to.Preferably, it covers copper and is constructed using nano copper particle is covered.
In the present embodiment, heat radiation protection layer 6 is set between heating region 1 and heating component 7, and heat radiation protection layer 6 is used
In absorbing and transmit heat transfer to heating region 1.
Heating component 7 is that planar heating component includes high-temperature resistant fiber layer and is coated on micro- outside the high-temperature resistant fiber layer
Spar layer of ink realizes electric heating by powering in the two sides of planar heating material.By using above-mentioned heating component 7, heating
Furnace can realize 100~800 DEG C of adjustable temperature, and material itself just has good thermal diffusivity, be convenient for accurate temperature control.
The heat that heat radiation protection layer 6 transmits heats the cookware for being placed in 1 top of heating region, heat radiation protection layer 6
It is made of Heat Conduction Material, for example, high thermal conductivity coefficient and black heat conductive rubber resistant to high temperature, the thermally conductive cloth of black or the thermally conductive painting of black
Layer.
Preferably, in order to quickly improve the temperature of heating region 1, Multi-layer warming unit is set in heating component 7, accordingly
, electrothermal furnace further include: heat conduction layer；Heat conduction layer is set between two layers adjacent of heating unit, and heat conduction layer is used for will
The heat transfer of absorption is to heating region 1.
Further, electrothermal furnace further include: reflective insulation board 9；Reflective insulation board 9 is set to the outside of heating component 7, every
Heat reflection plate 9 is for being isolated and reflecting heat to heating region 1.
Specifically, reflective insulation board 9 is set at the bottom side of heating region 1 and remaining position of shell, wherein heat-insulated
Reflecting plate 9 include reflecting layer and thermal insulation board, reflecting layer be aluminium foil, silver paste reflective coating, aluminum paste reflective coating or ceramic fibre,
The surface of thermal insulation board is added with heat-insulated aluminium foil or tinfoil paper, and aluminosilicate fiber cotton, prolongs silk floss, glass fibre cotton, Hai Pao at slag fibre cotton
A series of cellucotton this high temperature resistant, fire prevention, non-ignitable mineral fibrous material or vermiculite, expanded perlite, calcium silicate heat-preserving are exhausted
A series of this non-ignitable, fireproof inorganic mineral class material of hot light material.While thermal energy wastes in avoiding electrothermal furnace, also
Electrical component temperature is excessively high conducive to preventing in electric heating furnace shell and electrothermal furnace, ensure that the safe operation of electrothermal furnace.
By being arranged isolation reflecting plate 9 in bottom side, the bottom of the heat that heating component 7 is generated and electrothermal furnace carry out heat every
From can also be set in the surrounding of electrothermal furnace inner wall and remaining position (remaining region of such as upper surface in addition to heating region 1)
Isolation reflecting plate 9 is set, prevents user to be burned when contacting electrothermal furnace, additionally it is possible to the heat of isolation be reflexed to heating region 1, mentioned
The heating efficiency of high heating region 1 realizes quickly heating.
In one embodiment of the application, it is (such as flat the surface of electrothermal furnace can be arranged to plate armature
Ceramic microcrystalline panel), directly cookware is placed on electrothermal furnace, cookware is heated.
In another embodiment of the application, using the flexibility of heating unit, resilient support group is set in electrothermal furnace
Part 10；Resilient support assemblies 10 are fixedly installed in the inside of housing upper surface, and resilient support assemblies 10 are set to heat insulating reflecting
The lower section of plate 9, resilient support assemblies 10 are used to support heating region 1.
Specifically, when carrying out cookware heating using electrothermal furnace, under the action of cookware self gravity, due to constituting heating group
The material of part 7 and heat radiation protection unit has elasticity, so that heating region 1 generates deformation with cookware bottom, this shape becomes
Advantageous deformation can increase the contact area of heating region 1 Yu cookware bottom.But in order to avoid heating component 7 and heat radiation protection
Unit generates damage because of deformation, and resilient support assemblies 10 are arranged, to guarantee the shape of heating component 7 and the generation of heat radiation protection unit
Become can be in tolerance range.
In another embodiment of the application, heat radiation protection layer 6, heating component and reflective insulation board 9 are arranged to
Indent is arc-shaped, and flat ceramic microcrystalline panel 3 is arranged above electrothermal furnace, so that ceramic microcrystalline panel and heat radiation protection
Gap is formed between layer 6, heating region 1 is heated in the way of heat transfer；Ceramic microcrystalline panel 3 is set to heating zone
Between domain 1 and heat radiation protection layer 6, ceramic microcrystalline panel 3 is used for the heat transfer in heat radiation protection layer 6 to heating region 1.
Specifically, ceramic microcrystalline panel 3 is set, on the one hand, is supported to heating region 1, after preventing placing cooker, adds
Hot component 7 and heat radiation protection unit cause to be broken because of deformation, are conducive to extend the service life of electrothermal furnace.On the other hand, sharp
With the heat accumulation effect of ceramic microcrystalline panel 3, energy storage is carried out to the heat of heating region 1, slows down heat losses, further increases electricity
The utilization rate of electrical of hot stove.
In the further embodiment of the application, set ceramic microcrystalline panel 3 to and heat radiation protection layer 6, heating component
And the identical indent of reflective insulation board 9 is arc-shaped.
Specifically, as shown in figure 3, there is flexible spy using the material for constituting heating component 7 and heat radiation protection unit
Heating component 7 and heat radiation protection unit are wrapped in the outside of arc-shaped ceramic microcrystalline panel 3, make arc-shaped ceramics by point
Microcrystal face plate 3 can thermally equivalent, improve the heating efficiency of electrothermal furnace.
Further, electrothermal furnace further include: temperature sensor 8, master control borad and display unit 12；Temperature sensor 8
Test side is set to the lower surface of heat radiation protection layer 6, and the data output end of temperature sensor 8 is connected to the temperature acquisition of master control borad
End, temperature sensor 8 are used to detect the temperature of heat radiation protection layer 6；Master control borad is set to the front of shell, and the electric current of master control borad is defeated
Outlet is connected to the both ends of heating component 7, and master control borad is used for the temperature according to the heating instructions and heat radiation protection layer 6 received,
Adjust the supply current of heating component 7；Display unit 12 is set to housing upper surface, and is located at the top of master control borad, and display is single
The data input pin of member 12 is connected to the data output end of master control borad, and display unit 12 is used to show the temperature of heat radiation protection layer 6.
Specifically, in order to improve accuracy and real-time to 7 temperature detection of heating component, temperature sensor 8 is set, and
By master control borad according to the real time temperature detected and the heating instructions of user setting, dynamic adjusts supply current, to guarantee electric heating
The stabilization of stove heating temperature, while being also beneficial to reduce the power consumption of electrothermal furnace.
Display unit 12 can be light-emitting diode display, and the heating temperature current to electrothermal furnace is shown, in order to user's root
According to the hobby of oneself, the heating temperature of electrothermal furnace is adjusted.
Meanwhile the relevant state data of heating furnace can also be shown by light-emitting diode display, such as the reality of ceramic microcrystalline panel 3
Shi Wendu, electrothermal furnace current power, remaining heating time.
Further, electrothermal furnace further include: functional module 5, firepower knob 2 and firepower knob indicator light 4；Functional module
5 are set to the both ends of firepower knob 2, and the data output end of functional module 5 is connected to the command input of master control borad, functional module
5 for inputting heating instructions to master control borad；Firepower knob 2 is set to the front of shell, when firepower knob 2 rotates in the forward direction, increases
Predetermined current in heating instructions when firepower knob 2 reversely rotates, reduces predetermined current, wherein predetermined current adds for generating
The supply current of hot component 7；Firepower knob indicator light 4 is set to the top of firepower knob 2, firepower knob indicator light 4 for etc.
Ratio shows the numerical value of supply current.
Specifically, different heating modes can be set in functional module 5, including but not limited to quick-fried, fast stir-fry, decocts
It fries, roast, stewing, boiling in a covered pot over a slow fire, boiling, the heating modes such as chafing dish, further including that preset food materials menu item may be used also such as fish, meat, vegetables, staple food
With include plus, subtract timer menu.
User is according to self-demand, by the selection required function of functional module 5, the function that master control borad is selected according to user,
Run corresponding program, wherein be set in program the heating time of electrothermal furnace, the supply current preset range of heating component 7,
Heating component 7 originates the parameters such as supply current.User can rotate firepower knob 2 according to self-demand, adjust adding for electrothermal furnace
Firepower knob indicator light 4, the instruction of firepower knob is arranged in order to which the degree for adjusting firepower intuitively shows user in hot temperature
Lamp 4 includes multiple LED lights, and the quantity and electrothermal furnace heating temperature supply current that LED light is lighted are positively correlated, by waiting ratios
The result of example operation determines.When firepower knob 2 rotates in the forward direction, the supply current at 7 both ends of heating component increases, heat radiation protection layer
Temperature in 6 increases, and the LED light quantity lighted increases, and indicates that current electrothermal furnace is in heating temperature propradation.Work as fire
When power knob 2 reversely rotates, the supply current at 7 both ends of heating component reduces, and the temperature in heat radiation protection layer 6 reduces, and lights
LED light quantity is reduced, and indicates that current electrothermal furnace is in heating temperature and reduces state.
Preferably, electrothermal furnace further include: infrared treatment module；Infrared treatment module is set to the inner wall of electric heating furnace shell
On, infrared treatment module is for generating physical therapy electric current.
Specifically, in infrared treatment module be arranged regulating current device (such as fairing), when user according to itself
Actual demand can select physical therapy function, master control by functional module 5 when not needing to carry out cookware heating using electrothermal furnace
Plate sends job instruction to infrared treatment module, and by the regulating current device in infrared treatment module, it is smaller to adjust generation numerical value
DC current, be denoted as physical therapy electric current, from infrared treatment module to heating component 7 input the physical therapy electric current, control heating module
Run on physical therapy state, at this point, heating component 7, which generates wave band, is suitable for the infrared treatment wave of human body, and the heat generated compared with
Infrared treatment wave that is small, being generated to electrothermal furnace external emission.
Preferably, electrothermal furnace further include: heat dissipation channel 11, radiator fan and buzzer；Heat dissipation channel 11 is set to shell
The back side of body, radiator fan are set to the inside of shell and are right against heat dissipation channel 11, will be in shell when radiator fan rotates
Shell is discharged by heat dissipation channel 11 in the air in portion；Buzzer is set on the inner wall of shell and close to heat dissipation channel 11, buzzing
Device is used for when master control borad determines heating furnace exception, alert.
Preferably, electrothermal furnace further include: power adjustment unit and resonance circuit, the power signal output of power adjustment unit
End is electrically connected with the power signal input port of master control borad, and the power regulation port of master control borad and the input terminal of resonance circuit are electrically connected
It connects, the output end of resonance circuit is electrically connected with heating component 7.
Using the electrothermal furnace in the application, it can be achieved that instant heating, is evenly heated, the furnace surface temperature of electrothermal furnace is reached as high as
800 DEG C, the thermal efficiency is high, and can realize level-one energy consumption energy conservation 30%；Equipped with intelligent temperature control systematic master control board, functional module 5, firepower
Knobs 2 etc. are and available there are many heating mode, it can be achieved that multi gear temperature adjustment, meet the needs of under different condition, are suitable for more
Kind heating vessel such as drinking water boiler, pyroceram, ceramics, barbecue rack, stainless steel, iron pan, aluminum pot and a variety of food materials, have had no
Evil electromagenetic wave radiation, and the far infrared light wave generated has infrared physiotherapy function.
In another implementation, the electric heating material in electric heating assembly 7 is prepared in the following way.
Quartz fiber cloth is cleaned up using ultrasonic cleaning mode, using the method for magnetron sputtering in quartz fiber surface
Copper-clad, control copper film thickness are 50 μm；The quartz fiber cloth for covering copper is put into 1100 DEG C of high temperature process furnances, utilizes oil-free whirlpool
It revolves vacuum pump and pressure in reaction chamber is evacuated to 10Pa hereinafter, being passed through Ar/H2 1000/1000sccm, air-flow steadily opens toluene afterwards
Flow control is 1000sccm by gas valve, and toluene vapor, which enters, is cracked into rapidly active carbon species after reaction chamber, a large amount of living
Property carbon species be adsorbed onto quartz fiber surface, surface migration, collision, to realize the nucleation and growth of micro crystal graphite.Carbon materials
Material growth course is set as 120 minutes, closes toluene valve after growth rapidly, and set 300/ for Ar/H2
300sccm opens temperature-fall period.Cavity temperature to be reacted is down to room temperature, closes Ar/H2, opens a position and take out sample.
The results showed that carrying out heat resistance experiment, test knot using fibre electroheating cloth of the liquefied gas flame gun to preparation
Fruit is when temperature is greater than 800 DEG C, and embrittlement phenomenon occurs in fiber cloth, illustrates that the fibre electroheating material of the present embodiment can be resistant to 800
DEG C high temperature, the experimental result compared with embodiment 1 decreased significantly, but still have non-ignitable characteristic；Using four-point probe to sample
Product are tested, and test result is that surface resistance is 10 Ω/sq.Using TIR 100-2 emissivity Quick testing instrument, by detected sample
Product surface receives the infra-red radiation that 100 DEG C of hemispherical black body radiations go out, and the infra-red radiation of sample reflection, which is received, measures reflectivity
And emissivity is obtained according to calibration value, measurement result is that far infrared transmissivity 0.86 decreases compared with the structure in embodiment 1.
Sample micro-area composition element species are analyzed using German Brooker X-ray energy spectrometer (QUANTAX EDS) system, are detected few
Measure Cu element residual.Applicant is by repeatedly the study found that the knot of the copper metal film and fiber surface obtained by magnetron sputtering
It is larger with joint efforts, during micro crystal graphite growth, it is unfavorable for the volatilization and diffusion of copper steam, therefore, under identical growth conditions,
Copper will appear the phenomenon that residual.Metallic copper is easily oxidized under conditions of high temperature in air, so as to cause under sample heat resisting temperature
Drop.Meanwhile the infrared emittance of metallic copper is well below micro crystal graphite, therefore declining occurs in the far infrared transmissivity of sample 2
Phenomenon.
The technical solution for having been described in detail above with reference to the accompanying drawings the application, present applicant proposes a kind of multifunctional household electric heating
Furnace, including shell, the upper surface of shell are provided with heating region, electrothermal furnace further include: heat radiation protection layer, heating component and every
Heat reflection plate；Heating component is set to the lower section of heating region, and heating component is provided at least one layer of heating unit, heating component
For heat needed for generating heating cookware；Heat radiation protection layer is set between heating region and heating component, heat radiation protection layer
For absorbing and transmitting heat to heating region；Reflective insulation board is set to the bottom side of heating component, reflective insulation board be used for every
From and reflect heat to heating region.By the technical solution in the application, the rate of heat addition and utilization of power of electrothermal furnace are improved
Efficiency reduces boiler face cooling time, optimizes the usage experience of user while promoting electrothermal furnace heating temperature.
In this application, the terms such as term " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example,
" connection " may be fixed connection or may be dismantle connection, or integral connection；" connected " can be directly connected,
It can be indirectly connected through an intermediary.For the ordinary skill in the art, on can understanding as the case may be
State the concrete meaning of term in this application.
The shape of all parts in attached drawing is schematical, however not excluded that there is some difference with its true shape, attached
Figure is only used for being illustrated the principle of the application, is not intended to and limits the application.
Although disclosing the application in detail with reference to attached drawing, it will be appreciated that, these descriptions are only exemplary, not
For limiting the application of the application.The protection scope of the application may include not departing from this Shen by appended claims
It please be in the case where protection scope and spirit for various modifications, remodeling and equivalent scheme made by inventing.
Claims (8)
1. a kind of multifunctional household electrothermal furnace, which is characterized in that the electrothermal furnace includes shell, the upper surface setting of the shell
There are heating region (1), the electrothermal furnace further include: heat radiation protection layer (6), heating component (7) and reflective insulation board (9)；
The heating component (7) is set to the lower section of the heating region (1), and the heating component (7) is provided at least one layer
Heating unit, the heating component (7) is for heat needed for generating heating cookware, wherein the heating unit includes resistance to height
Warm fibrous layer and the microlite layer of ink being coated on outside the high-temperature resistant fiber layer；
The heat radiation protection layer (6) is set between the heating region (1) and the heating component (7), the heat radiation protection
Layer (6) is for absorbing and transmitting the heat to the heating region (1)；
The reflective insulation board (9) is set to the bottom side of the heating component (7), and the reflective insulation board (9) is for being isolated simultaneously
The heat is reflected to the heating region (1).
2. multifunctional household electrothermal furnace as described in claim 1, which is characterized in that the electrothermal furnace further include: infrared treatment
Module；
The infrared treatment module is set on the inner wall of electric heating furnace shell, and infrared treatment module generates and transmits physical therapy electric current extremely
The heating component (7)；
The heating component (7) is also used to generate infrared treatment wave according to the physical therapy electric current.
3. multifunctional household electrothermal furnace as claimed in claim 2, which is characterized in that the electrothermal furnace further include: ceramic microcrystalline
Panel (3)；
The ceramic microcrystalline panel (3) is set between the heating region (1) and the heat radiation protection layer (6), the ceramics
Microcrystal face plate (3) is used for the heat transfer in the heat radiation protection layer (6) to the heating region (1).
4. multifunctional household electrothermal furnace as claimed in claim 3, which is characterized in that the ceramic microcrystalline panel (3) is circular arc
Shape.
5. multifunctional household electrothermal furnace as described in claim 1, which is characterized in that the electrothermal furnace further include: temperature sensing
Device (8), master control borad and display unit (12)；
The test side of the temperature sensor (8) is set to the lower surface of the heat radiation protection layer (6), the temperature sensor
(8) data output end is connected to the temperature acquisition end of the master control borad, and the temperature sensor (8) is for detecting the heat dissipation
The temperature of protective layer (6)；
The master control borad is set to the front of the shell, and the current output terminal of the master control borad is connected to the heating component
(7) both ends, the master control borad are used for the temperature according to the heating instructions and the heat radiation protection layer (6) received, adjust institute
State the supply current of heating component (7)；
The display unit (12) is set to the housing upper surface, and is located at the top of the master control borad, the display unit
(12) data input pin is connected to the data output end of the master control borad, and the display unit (12) is for showing the heat dissipation
The temperature of protective layer (6).
6. multifunctional household electrothermal furnace as claimed in claim 5, which is characterized in that the electrothermal furnace further include: heat dissipation channel
(11), radiator fan and buzzer；
The heat dissipation channel (11) is set to the back side of the shell, the radiator fan be set to the inside of the shell and
It is right against the heat dissipation channel (11), it is when the radiator fan rotates, the air of the enclosure interior is logical by the heat dissipation
The shell is discharged in road (11)；
The buzzer is set on the inner wall of the shell and close to the heat dissipation channel (11), and the buzzer is for working as
When the master control borad determines heating furnace exception, alert.
7. multifunctional household electrothermal furnace as described in claim 1, which is characterized in that the electrothermal furnace further include: resilient support
Component (10)；
The resilient support assemblies (10) are fixedly installed in the inside of the housing upper surface, and the resilient support assemblies (10)
It is set to the lower section of the reflective insulation board (9), the resilient support assemblies (10) are used to support heating region (1).
8. multifunctional household electrothermal furnace as described in claim 1, which is characterized in that the microlite layer of ink passes through chemical gaseous phase
Deposition method is deposited on the high-temperature fibre layer surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910366768.3A CN110056916A (en) | 2019-05-05 | 2019-05-05 | A kind of multifunctional household electrothermal furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910366768.3A CN110056916A (en) | 2019-05-05 | 2019-05-05 | A kind of multifunctional household electrothermal furnace |
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Family
ID=67322069
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| CN201910366768.3A Pending CN110056916A (en) | 2019-05-05 | 2019-05-05 | A kind of multifunctional household electrothermal furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112013429A (en) * | 2020-07-17 | 2020-12-01 | 浙江伟洋工贸有限公司 | Small-sized far infrared ray temperature control multifunctional electric heating stove |
| US11134808B2 (en) | 2020-03-30 | 2021-10-05 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11627834B2 (en) | 2017-08-09 | 2023-04-18 | Sharkninja Operating Llc | Cooking system for cooking food |
| US11751710B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Guard for cooking system |
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