CN102393033A - Electromagnetic cooking appliance capable of three-dimensionally heating cooking container - Google Patents

Electromagnetic cooking appliance capable of three-dimensionally heating cooking container Download PDF

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Publication number
CN102393033A
CN102393033A CN201110074038XA CN201110074038A CN102393033A CN 102393033 A CN102393033 A CN 102393033A CN 201110074038X A CN201110074038X A CN 201110074038XA CN 201110074038 A CN201110074038 A CN 201110074038A CN 102393033 A CN102393033 A CN 102393033A
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China
Prior art keywords
coil
electromagnetic
coupling
heating
electromagnetic oven
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CN201110074038XA
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CN102393033B (en
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朱泽春
乔中义
管兴勇
杜灵辉
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Joyoung Co Ltd
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Joyoung Co Ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

Abstract

The invention discloses an electromagnetic cooking appliance capable of three-dimensionally heating a cooking container. The electromagnetic cooking appliance comprises an electromagnetic oven and a coupling heating device, wherein an excitation coil capable of generating alternating magnetic field is arranged in the electromagnetic oven; the coupling heating device can be combined with the electromagnetic oven for use and is arranged on the electromagnetic oven; the coupling heating device comprises a seat, an electromagnetic heating coil and a coupling coil for providing energy for the electromagnetic heating coil; and the coupling coil is electromagnetically coupled and correspondingly arranged with the excitation coil. The electromagnetic cooking appliance disclosed by the invention transmits energy from the electromagnetic oven to the electromagnetic coupling heating device in an electromagnetic coupling mode to three-dimensionally heat the cooking container, thereby improving cooking effect of the electromagnetic oven, promoting market capacity of the electromagnetic oven, simultaneously, overcoming the defects that the electromagnetic oven is apt to stick bottom and explode by concentrated heating, and improving use security.

Description

A kind of can be to the electromagnetism cooking apparatus of the three-dimensional heating of cooking container
Technical field
The present invention relates to the kitchen appliance field, particularly a kind of can be to the electromagnetism cooking apparatus of the three-dimensional heating of cooking container.
Background technology
Electromagnetism cooking apparatus in the prior art, for example electromagnetic oven produces high-frequency alternating magnetic field and makes the heating of pan bottom during culinary art.This mode of heating thermal efficiency is very high, can be up to 92%, exceed 2 percentage points of the one-level efficiency standards of national regulation, and be the highest a kind of culinary cuisine utensil of the present thermal efficiency.Press the features of shape of support panel and divide, electromagnetic oven generally includes plane kitchen range and two types on concave surface kitchen range, and the plane kitchen range is applicable to the pan heating, and the concave surface kitchen range is applicable to that circular bottom pot heats.When the plane kitchen range heats, only heat the bottom of pan, and do not generate heat all around; So often cause the bottom to heat problem concentrated and the initiation paste end easily; Even cause crystallite panel hot-spot and cause aircraft bombing danger that because the defective that exists heated perimeter to concentrate, the frequency that such electromagnetic oven uses is on the low side when culinary cuisine; The user is when being engaged in the culinary art work that needs three-dimensional heating comprehensively; Especially during cooking, can select instruments such as gas range usually for use, and that gas range has is higher dangerous and pollute living environment.For the concave surface kitchen range, though realized three-dimensional heating, owing to only can be applicable to the circular bottom pot heating, range of application cost narrow and the arc microcrystal panel is also higher, so this series products has the trend of being eliminated by market gradually.Because the above-mentioned technological deficiency that electromagnetic oven exists has influenced the marketing of this series products.
The objective technique defective that above-mentioned electromagnetic oven exists has not only limited the market scale of this high energy efficiency, oligosaprobic culinary cuisine utensil, has also influenced the convenience that the user uses, and the defective that plane kitchen range heating is simultaneously concentrated also can be brought certain risk to the user.
Summary of the invention
The technical problem that the present invention will solve is to overcome the problem that exists in the above-mentioned prior art and a kind of three-dimensional heating that realizes is provided, and electromagnetism cooking apparatus easy to use, safe.
In order to solve the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of can be to the electromagnetism cooking apparatus of the three-dimensional heating of cooking container; Comprise electromagnetic oven, the magnet exciting coil of the built-in generation alternating magnetic field of electromagnetic oven, electromagnetic oven are provided with and can make up the coupling heater that uses with electromagnetic oven; The coupling heater comprises that pedestal, electromagnetic heating coil reach the coupling coil that energy is provided to electromagnetic heating coil, coupling coil and magnet exciting coil electromagnetic coupled and corresponding setting.
The present invention can also further optimize through following technical measures:
Coupling coil and magnet exciting coil are tabular, and the two is parallel over against setting, preferentially adopt coupling coil to cover magnet exciting coil, and promptly coupling coil is greater than magnet exciting coil.Electromagnetic heating coil comprises the side heater coil to the heating of cooking container sidepiece, and electromagnetic heating coil also can further comprise the end heater coil to the heating of cooking container bottom.Be electrically connected between coupling coil and the electromagnetic heating coil and form closed loop.The heater that perhaps is coupled comprises the magnetic conduction support, and magnetic field is of coupled connections and is installed on the magnetic conduction support between aforementioned coupling coil and the electromagnetic heating coil.
The coupling heater also comprises first magnetic stripe and second magnetic stripe, and first magnetic stripe is arranged on coupling coil top, and second magnetic stripe is located at the outside of electromagnetic heating coil.
Magnet exciting coil comprises the inner loop-line circle that is used for the heating cooking container bottom and the outer shroud coil that is used for the coupling coil electromagnetic coupled.The outer shroud coil is connected or parallel connection with inner loop-line circle tandem; When the outer shroud coil is connected with inner loop-line circle tandem; Respectively be parallel with a relay switch on two coils, but the break-make control coil of relay switch is by short circuit or work, when the outer shroud coil is connected with the inner loop-line circle is parallel; The relay switch of respectively connecting on two coils, but the break-make control coil of relay switch is opened a way or is worked.
Be provided with the positioner that the heater that prevents to be coupled slides between pedestal and the electromagnetic oven.Positioner comprises the alignment pin that is located on the pedestal and is located at the locating slot on the electromagnetic oven, and alignment pin can embed in the locating slot, and perhaps positioner comprises the rubber suction cups that is arranged on the pedestal, and rubber suction cups can be adsorbed on the electromagnetic oven.
Because the present invention is provided with the coupling heater that can use with its combination on electromagnetic oven, so compared with prior art have following beneficial effect:
When the present invention uses in combination; Produce the induced field of alternation in the magnet exciting coil of electromagnetic oven; Electromagnetic coupled makes in the coupling coil induced-current that produces alternation between coupling coil and the magnet exciting coil, and coupling coil passes to energy and is electrically connected with it or electromagnetic heating coil that magnetic field is of coupled connections, and the high-frequency alternating magnetic field that electromagnetic heating coil produces acts on the cooking container; Pan is produced the effect of three-dimensional heating; The present invention has realized the solid heating to cooking container through the energy couple transmission mode of above-mentioned uniqueness, and it is more even that food is heated when culinary art, avoids the problem of concentrating heating to be burned; And each item cooking function, the especially frying function of electromagnetic oven have been strengthened.
Pedestal of the present invention can play the effect of support coils and/or cooking container; The madial wall of pedestal can be made into the shape similar with cooking container; Thereby electromagnetic heating coil is installed around the purpose that on the madial wall of pedestal, can realize the approximate envelope cooking container of coil; Make that electromagnetic heating coil can be nearest apart from the heating cooking container, further improve the electromagnetism efficiency of heating surface, pedestal can also play the effect of security protection simultaneously.Pedestal is made into when bowl-shape, can puts into various pan utensil cooking containers, be suitable for various arc pans, pan and circular bottom pot, simple in structure for the user, light economy.When pedestal is made into tubular, puts into soy bean milk making machine cup, electric cooker pot and also can carry out solid and heat.The user can realize that three-dimensional heating comes cooking food in the time of will being coupled heater and electromagnetic oven combination; Taking off the coupling heater can directly heat with pan electromagnetic oven; This mode has formed a three-dimensional heating platform after making coupling heater and electromagnetic oven make up; Electromagnetic oven then is equivalent to a power supply platform, and this knockdown electromagnetism cooking apparatus is suitable for various food heating cookings, has widened the scope of application of this kind product.
Because the bottom heating is expanded to three-dimensional heating; Effectively avoided the problem of cooking container over-heat at the bottom; The heat that passes to electromagnetic oven so also significantly reduces, and has effectively avoided the overheated aircraft bombing problem that causes of electromagnetic oven panel or drum, and is safer when the consumer uses.Owing to be to transmit energy through coupling, the coupling heater does not have external power supply, and electric current forms closed loop; Therefore avoided the injury of getting an electric shock; Be coupled the simultaneously corresponding setting of coupling coil with magnet exciting coil of heater also can let coupling coil cover magnet exciting coil when improving coupling efficiency, and promptly coupling coil is greater than the area of magnet exciting coil; Can reduce the magnetic dispersion to the outside in magnetic field like this, the user uses safer.
In addition, the present invention can control the two respectively owing to the magnet exciting coil with electromagnetic oven has been separated into inner loop-line circle and outer shroud coil, also makes this electromagnetism cooking apparatus have following beneficial effect:
The inner loop-line circle is to the heating of cooking container bottom; Outer shroud coil and coupling coil electromagnetic coupled, the acquisition energy offers electromagnetic heating coil and realizes three-dimensional heating because coupling coil will be coupled, especially sidepiece heating; So regulating the parameter (number of turn, line footpath, electric current) of outer shroud coil is the power of sidepiece heating; The parameter of regulating the inner loop-line circle is a scalable bottom heating power, and perhaps at the different cooking stages of food, program can be regulated the power match of sidepiece and bottom according to concrete culinary art needs when the user cooked different food like this; Can significantly improve the cooking quality of food, bring more cuisines to experience to the user.For realizing above-mentioned functions; Two coils adopt the method for independent control; The power adjusting and the coupling of heater like this can more help being coupled; The user more freely regulates the firepower size, the perfect heating arrangement of electromagnetic oven, and the scheme of control also can realize separately the pan subregion being heated or the function of heating alternately respectively.
Description of drawings
Fig. 1 is the electromagnetism cooking apparatus structure exploded perspective view of embodiments of the invention one.
Fig. 2 is the structural representation of the electromagnetism drum of embodiments of the invention one.
Fig. 3 is the sketch map of the coupling heating arrangement of embodiments of the invention one.
Fig. 4 is the electromagnetic oven control principle figure of embodiments of the invention one.
Fig. 5 is the another kind of implementation of the electromagnetic oven control principle figure among Fig. 4.
Fig. 6 is the electromagnetism cooking apparatus structure exploded perspective view of the embodiment of the invention two.
Fig. 7 is the exploded perspective view of the coupling heater in the embodiment of the invention three.
The main element label:
Electromagnetic oven 10 coupling heaters 20
Magnet exciting coil 11 electromagnetic heating coil 21
Inner loop-line circle 12 coupling coils 22
Outer shroud coil 13 magnetic conduction supports 23
Interior ring magnetic stripe 14 pedestals 24
Outer shroud magnetic stripe 15 first magnetic stripes 25
Electric control gear 16 second magnetic stripes 26
Drum support 17 bottoms 27
Loam cake 18 cooking containers 3
Lower casing 19
Electromagnetism drum 100
The specific embodiment
Further specify technical scheme of the present invention below in conjunction with accompanying drawing and preferred embodiment.
Embodiment one:
Shown in Fig. 1～3; For of the present invention a kind of can be to the electromagnetism cooking apparatus of the three-dimensional heating of cooking container; Comprise electromagnetic oven 10; The magnet exciting coil 11 of electromagnetic oven 10 built-in generation alternating magnetic fields, electromagnetic oven 10 are provided with and can make up the coupling heater 20 that uses with electromagnetic oven 10, and coupling heater 20 comprises coupling coil 22 and the electromagnetic heating coil 21 that is connected with coupling coil 22; Electromagnetic heating coil 21 is the side heater coil of heating cooking container side wall in the present embodiment, coupling coil 22 can with magnet exciting coil 11 electromagnetic coupled.Coupling coil 22 is concatenated into closed loop with electromagnetic heating coil 21; When electromagnetic oven 10 work; Produce the induced field of alternation in the magnet exciting coil 11, coupling coil 22 is in the alternating current that produces in the alternating magnetic fields, because electromagnetic heating coil 21 is concatenated into closed loop with coupling coil 21; Aforementioned alternating current produces alternating magnetic field again after through electromagnetic heating coil 21, thereby cooking container is heated.
Electromagnetic oven 10 comprises loam cake 18 and lower casing 19; Electric control gear 16 and electromagnetism drum 100 are installed in the cavity that forms between loam cake 18 and the lower casing 19; Electromagnetism drum 100 comprises magnet exciting coil 11 and drum support 17, and magnet exciting coil 11 is installed on the drum support 17 and with electric control gear 16 and is electrically connected.Magnet exciting coil 11 comprises inner loop-line circle 12 and outer shroud coil 13; Outer shroud coil 13 is positioned at the peripheral of inner loop-line circle 12 and is provided with one heart, parallel connection between the two, and promptly an end of inner loop-line circle 12 is connected on the electric control gear 16 with other two ends after an end of outer shroud coil 13 connects into a common ends again; So just can realize that electric control gear 16 controls heating power and heating opportunity of inner loop-line circle 12 and outer shroud coil 13 respectively; This kind connected mode benefit is the number of turn and the beam diameter that each coil can be set respectively, helps mating the power factor of inner and outer ring, thereby reaches the power ratio of regulating cooking container bottom and sidepiece heating; As shown in Figure 4; In order to realize the power control of inner and outer ring coil, the relay switch of in two coils, having connected respectively, relay switch closure; Connected coil inserts oscillation circuit and starts working, connected open coil when relay switch breaks off.Control circuit among Fig. 4 can also realize that promptly two coil tandems connect, and relay switch is connected with two coils from parallel connection of coils respectively through the series system among Fig. 5; When the relay switch closure; The coil parallelly connected with it is by short circuit, and coil is not worked, when relay switch breaks off; The coil parallelly connected with it connected the loop, starts working.The heater 20 that will be coupled is placed on when combination is used on the electromagnetic oven 10; Inner loop-line circle 12 acts directly on cooking container bottom and carries out end heating, and electromagnetic heating coil 21 is obtained electric energy through the coupling coil 22 with outer shroud coil 13 electromagnetic coupled and transformed high frequency magnetic energy again and act on the effect that reaches three-dimensional heating on the cooking container.In order to improve the coupling and the efficiency of heating surface; Magnetic stripe has been installed in magnet exciting coil 11 belows; Magnetic stripe is installed on the drum support 17, ring magnetic stripe 14 and outer shroud magnetic stripe 15 in this magnetic stripe is divided into, magnetic stripe be shaped as U-shaped; The inner and outer ring coil is stuck in two grooves of inner and outer ring magnetic stripe, can prevent effectively that high frequency magnetic field from revealing with the bottom to the periphery.In ring magnetic stripe 14 and outer shroud magnetic stripe 15 all along the radially setting of coil, and the two circumferential be interlaced arrangement.
Coupling heater 20 comprises electromagnetic heating coil 21, coupling coil 22 and pedestal 24; Pedestal 24 is the hollow closed cavity, and cooking container can be placed in the middle part, and the bottom is equipped with bottom 27; Can be made into bowl-shapely to be suitable for the heating of common pan, tubular is suitable for a pot courage heating.Electromagnetic heating coil 21 and coupling coil 22 are located at the inside of pedestal 24, and pedestal 24 plays the effect of electrical protection.Electromagnetic heating coil 21 is located at the sidepiece of pedestal 2; Envelope is in the outside of cooking container, and to realize the circulating type heating to the cooking container sidewall, coupling coil 22 is located at the bottom of pedestal 24; Wherein coupling coil 22 can envelope all the bottom also can envelope part bottom; Or be positioned at bottom outside and all can realize goal of the invention, for being located at bottom outside, be more suitable for the heating of various cooking containers in the present embodiment.When the bottom of coupling coil 22 envelope pedestals 24, it can have the effect that heating and energy are coupled simultaneously.Coupling coil 22 is concatenated into one and forms closed loop with electromagnetic heating coil 21, can adopt a branch of lead to twine and will be end-to-end during making and get final product.For the energy part heating cooking container bottom of avoiding coupling coil 22 couplings causes the sidepiece heating power to reduce; Present embodiment has been installed first magnetic stripe 25 above coupling coil 22; Play the effect that upwards shields the magnetic line of force; After increasing by first magnetic stripe 25, the heating of 22 pairs of cooking container bottoms of coupling coil significantly reduces, and then can more energy be passed to electromagnetic heating coil 21 with the heating cooking container side.The outside of electromagnetic heating coil 21 also is equipped with second magnetic stripe, 26, the second magnetic stripes 26 can prevent that electromagnetic heating coil 21 from producing magnetic field to coupling heater 20 outsides and revealing, and has both improved safety in utilization, can improve the efficient of side heat again.First magnetic stripe 25 and second magnetic stripe 26 are the U-shaped magnetic stripe, and this kind magnetic stripe comprises two turnings, and coil is stuck between two turnings, plays the effect of magnetic conduction and magnetic screen.The turning end face of other first magnetic stripe 25 and outer shroud magnetic stripe 15 also can improve the efficient of electromagnetic coupled when being provided with greatly.In order to make inner loop-line circle 12 heating cooking container bottom more effectively, the middle part of pedestal 24 is the hollow out setting, and the middle part of pedestal 24 does not intercept the parts that inner loop-line circle 24 acts on the cooking container bottom.
In order to prevent to use that time coupling heater 20 slides on the loam cake 18 of electromagnetic oven 10, between pedestal 24 and electromagnetic oven 10, be provided with positioner, positioner has comprised the alignment pin that is located on the pedestal 24 and has been located at the locating slot on the electromagnetic oven 10; When alignment pin embeds in the locating slot; This positioner limits the position of coupling heater, has both prevented slip, the position that also can make first magnetic stripe 25 and drum magnetic stripe 15 simultaneously over against; Coupling efficiency between improving up and down reduces leakage field.
In order to improve coupling efficiency; Distance between the coupling coil 22 of coupling heater 20 and the magnet exciting coil 11 of electromagnetic oven 10 is approaching as much as possible; Usually reasonably distance is at 10～50mm, and the outer shroud magnetic stripe 13 and first magnetic stripe 25 only possibly be oppositely arranged simultaneously, preferentially select the distance of 15mm in the present embodiment for use; Can effectively be coupled, be convenient to again make and install.
In order to realize with the generalization of existing electromagnetic oven and to be beneficial to the lifting of coupling efficiency; Magnet exciting coil 11 all becomes tabular and corresponding the setting with coupling coil 22; Let the peripheral diameter of coupling coil 22 greater than the peripheral diameter of magnet exciting coil 11 as far as possible; Be coupling coil 22 greater than magnet exciting coil 11, make coupling coil 22 cover outer shroud coil 13 fully.
In order further to improve the scope of three-dimensional heating; Electromagnetic heating coil 21 can also further install around at formation end heater coil below the cooking container and remedy the heated blank zone between inner loop-line circle 12 and the side heater coil, forms a complete three-dimensional heating net and comes cooking container is heated.
In use; User's heater 20 that will be coupled is placed on the loam cake 18 of electromagnetic oven 10, and carries out fixed-site through positioner between the two, and the user puts into coupling heater 20 with cooking container 3 then; Just formed coupling heating arrangement as shown in Figure 3; Start electromagnetic oven 10, magnet exciting coil 11 produces alternating electromagnetic field, electromagnetic coupled between outer shroud coil 13 wherein and the coupling coil 22; Carry out the energy transmission; Coupling coil 22 passes to electromagnetic heating coil 21 with energy more then, and electromagnetic heating coil 21 remakes and is used for cooking container 3 to the heating of its sidepiece, and inner loop-line circle 12 and cooking container 3 between do not intercept and directly act on cooking container 3 bottoms its bottom is heated.So just form the three-dimensional heating arrangement of a high efficiency, high security, effectively improved the culinary art effect of food.
Goal of the invention in the present embodiment can also adopt other structure to realize; For example inner loop-line circle and outer shroud coil are connected in series; And respectively parallelly connected electronic switch also can be realized the purpose that two coils are independently controlled on two coils, only is that cost is a little more than technique scheme.The interior ring magnetic stripe of electromagnetism drum and outer shroud magnetic stripe also can be made into integrative-structure and be made into E shape, and inner loop-line circle and outer shroud coil are installed on respectively in two grooves of E shape magnetic stripe formation.Also can coupling coil and electromagnetic heating coil be arranged to one; For example be applied in non-pan but on the milder pan in bottom; Electromagnetic heating coil had both played the effect of coupling coil with the magnet exciting coil coupling; Produce high frequency magnetic field again and act on the pan sidewall, also can realize the object of the invention, this technical scheme that coupling coil and electromagnetic heating coil are combined into one belongs within protection scope of the present invention equally.
Embodiment two:
Be illustrated in figure 6 as another embodiment of the present invention; The difference of itself and embodiment one is: between coupling coil 22 and the electromagnetic heating coil 21 magnetic conduction support 23 is installed; Magnetic conduction support 23 is a H shape; Coupling coil 22 is closed loop with electromagnetic heating coil 21 and is connected, and is of coupled connections through magnetic field between the two, and coupling coil 22 all is located in the groove of magnetic conduction support 23 with electromagnetic heating coil 21.When starting electromagnetic oven 10 work; Coupling coil 22 is in the alternating magnetic field, and alternating magnetic field forms alternating current in coupling coil 22, and this alternating current produces alternating magnetic field again; The magnetic line of force is lived electromagnetic heating coil 21 through magnetic conduction support 23 envelopes; Make the electric current that produces alternation in the electromagnetic heating coil 21, the electric current of alternation produces high frequency magnetic field and acts on the sidewall of cooking container, makes cooking container produce the side heating.
Magnetic conduction support 23 can also be other shape in the present embodiment, like " ∠ " shape or " L " shape.
Embodiment three:
Be illustrated in figure 7 as the be coupled another kind of embodiment of heater of the present invention, electromagnetic heating coil 21 is set to tubular.Pedestal 24 forms tubular shell with bottom 27, and coupling coil 22 is located in the housing with electromagnetic heating coil 21, during use the tubular cooking apparatus is placed in the tubular shell, can realize three-dimensional heating.
Electromagnetism cooker in this creation can be applicable in other other heaters with electromagnetism heating function, and same realization reaches three-dimensional heats.
According to principle of the present invention, electromagnetism cooker in the scheme done improve or the variation that is equal to all should drop on the desired scope of claim of the present invention.Will be appreciated that above embodiment is used for explaining the present invention, and is not to be used as qualification of the present invention, as long as in connotation scope of the present invention, all will drop in claims scope of the present invention variation, the modification of above embodiment.

Claims (11)

  1. One kind can be to the electromagnetism cooking apparatus of the three-dimensional heating of cooking container; Comprise electromagnetic oven; The magnet exciting coil of the built-in generation alternating magnetic field of said electromagnetic oven is characterized in that, said electromagnetic oven is provided with and can makes up the coupling heater that uses with electromagnetic oven; Said coupling heater comprises that pedestal, electromagnetic heating coil reach the coupling coil that energy is provided to electromagnetic heating coil, said coupling coil and magnet exciting coil electromagnetic coupled and corresponding setting.
  2. 2. electromagnetism cooking apparatus according to claim 1 is characterized in that, said electromagnetic heating coil comprises the side heater coil to the heating of cooking container sidepiece.
  3. 3. electromagnetism cooking apparatus according to claim 2 is characterized in that, said electromagnetic heating coil comprises the end heater coil to the heating of cooking container bottom.
  4. 4. electromagnetism cooking apparatus according to claim 1 and 2 is characterized in that, is electrically connected between coupling coil and the electromagnetic heating coil to form closed loop.
  5. 5. electromagnetism cooking apparatus according to claim 1 and 2 is characterized in that, said coupling heater comprises the magnetic conduction support, and magnetic field is of coupled connections and is installed on the magnetic conduction support between aforementioned coupling coil and the electromagnetic heating coil.
  6. 6. electromagnetism cooking apparatus according to claim 1 and 2 is characterized in that, said coupling heater also comprises first magnetic stripe and second magnetic stripe, and said first magnetic stripe is arranged on coupling coil top, and second magnetic stripe is located at the outside of electromagnetic heating coil.
  7. 7. electromagnetism cooking apparatus according to claim 1 is characterized in that, said magnet exciting coil comprises the inner loop-line circle that is used for the heating cooking container bottom and the outer shroud coil that is used for the coupling coil electromagnetic coupled.
  8. 8. electromagnetism cooking apparatus according to claim 7 is characterized in that, said outer shroud coil is connected or parallel connection with inner loop-line circle tandem.
  9. 9. electromagnetism cooking apparatus according to claim 1 is characterized in that, is provided with the positioner that the heater that prevents to be coupled slides between said pedestal and the electromagnetic oven.
  10. 10. electromagnetism cooking apparatus according to claim 9 is characterized in that, said positioner comprises the alignment pin that is located on the pedestal and be located at the locating slot on the electromagnetic oven that said alignment pin can embed in the locating slot.
  11. 11. electromagnetism cooking apparatus according to claim 9 is characterized in that said positioner comprises the rubber suction cups that is arranged on the pedestal, said rubber suction cups is adsorbable in the electromagnetic oven end face.
CN201110074038.XA 2010-11-29 2011-03-25 Electromagnetic cooking appliance capable of three-dimensionally heating cooking container Active CN102393033B (en)

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Publication number Priority date Publication date Assignee Title
CN105570941A (en) * 2016-03-08 2016-05-11 淮南联合大学 Electromagnetic oven capable of regionally adjusting power
CN106091034A (en) * 2016-06-20 2016-11-09 佛山市顺德区美的电热电器制造有限公司 Electromagnetic oven assembly
CN108065753A (en) * 2016-11-14 2018-05-25 广东美的生活电器制造有限公司 Food cooking machine and its heating control apparatus

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CN104219809B (en) * 2013-06-18 2017-02-08 九阳股份有限公司 Electromagnetic coil with local convection heating function and electromagnetic cooker
CN111214099A (en) * 2019-10-23 2020-06-02 浙江苏泊尔家电制造有限公司 Cooking utensil

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CN105570941A (en) * 2016-03-08 2016-05-11 淮南联合大学 Electromagnetic oven capable of regionally adjusting power
CN106091034A (en) * 2016-06-20 2016-11-09 佛山市顺德区美的电热电器制造有限公司 Electromagnetic oven assembly
CN108065753A (en) * 2016-11-14 2018-05-25 广东美的生活电器制造有限公司 Food cooking machine and its heating control apparatus

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CN202043311U (en) 2011-11-16

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