CN201928464U - Electromagnetic heating device suitable for lateral heating of cookware and multi-functional induction cooker - Google Patents
Electromagnetic heating device suitable for lateral heating of cookware and multi-functional induction cooker Download PDFInfo
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- CN201928464U CN201928464U CN2010206373898U CN201020637389U CN201928464U CN 201928464 U CN201928464 U CN 201928464U CN 2010206373898 U CN2010206373898 U CN 2010206373898U CN 201020637389 U CN201020637389 U CN 201020637389U CN 201928464 U CN201928464 U CN 201928464U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 59
- 230000006698 induction Effects 0.000 title claims abstract description 49
- 230000008878 coupling Effects 0.000 claims abstract description 21
- 238000010168 coupling process Methods 0.000 claims abstract description 21
- 238000005859 coupling reaction Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 230000004308 accommodation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
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- 235000010469 Glycine max Nutrition 0.000 description 1
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
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- 230000011218 segmentation Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to an electromagnetic heating device suitable for a lateral heating of a cookware and comprises a casing and a base supporting the cookware. The base is arranged on the casing and an induction coil generating an alternating induction magnetic field is arranged in the casing. A coupling coil capable of being electromagnetically coupled with the induction coil is arranged in the base and the coupling coil comprises a lateral heating coil which is coated on the outside of the cookware side wall and has a heating power from 50 W (watt) to 3000 W. By use of a unique transmission pattern of energy cascading in the electromagnetic heating device, effective heating of the cookware in a close distance by a lateral heating coil is achieved, and further energy loss is reduced and a three-dimensional heating of the cookware is realized.
Description
Technical field
The utility model relates to the kitchen appliance field, particularly a kind of multipurpose electromagnetic oven that is suitable for the electromagnetic heater of pan side heating and has this electromagnetic heater.
Background technology
The electromagnetism heating device heats for pan in the prior art, be to produce alternating magnetic field by being loaded on the electromagnetism drum of switching in the electromagnetism heating device, in the time of above will containing the placement of irony pan, because producing alternating magnetic field, the electromagnetism drum make the pan bottom metal partly produce the electric current of alternation (being eddy current), eddy current makes the iron atom high speed random motion of pan bottom, atom runs foul of each other, rubs and produces heat energy, thereby plays the effect of heating article.In the existing electromagnetism heating device, its supporting surface that supports pan is generally horizontal plane, make that the heating of pan bottom is more concentrated, do not heat all around, can't reach the similar heats of gas-cooker, can't realize solid heating truly in the electromagnetism heating device, this is the technical barrier that is difficult to capture in electromagnetism cooking mode always.In addition, in the existing electromagnetism heating device, the distance between electromagnetism drum and pan is far away, and Distribution of Magnetic Field is just few more, and heats is not obvious more.
For solving above-mentioned technical barrier, those skilled in the art have adopted the structure that the pan supporting surface is changed into arc, though this structure can enlarge the heating surface (area) (HS in a part of the bottom of a pan, but heating surface (area) (HS is limited, reach desirable heats, just need realize by the mode that strengthens the electromagnetic heating coil area, yet when using in family, can cause electromagnetic cooker excessive or too high like this, influence consumer's use.In the prior art, aforementioned support panel generally adopts pottery or black brilliant plate, can strengthen the cost of manufacture of electromagnetic oven when the supporting bracket of above-mentioned material is done concavity, and fraction defective can rise also.In addition, this kind curved panel is for general pan and inapplicable, and the scope of application is greatly limited.
The utility model content
The technical problems to be solved in the utility model is to overcome above-mentioned problems of the prior art and provides a kind of simple in structure and realize the electromagnetic heater of three-dimensional heating and the multipurpose electromagnetic oven with aforementioned electromagnetic heater.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of electromagnetic heater that is suitable for the heating of pan side, comprise housing and base, described base is placed on the housing, be provided with the induction coil that produces the alternation induced field in the described housing, be provided with the coupling coil that can carry out electromagnetic coupled with induction coil in the described base, described coupling coil comprises the side heater coil of envelope in the pan sidewall outside, and the heating power of side heater coil is 50～3000W.
The side heater coil is arcs of recesses or tubular in a preferred embodiment.
Aforementioned induction coil is a tabular, and described coupling coil comprises the secondary coil of corresponding setting with induction coil, and described secondary coil is a tabular, and is connected in series with the side heater coil, produces electromagnetic coupled between described secondary coil and the induction coil.
The spacing of secondary coil and induction coil is less than 50mm.
Coupling coil is provided with the magnetic conduction bar, and described magnetic conduction bar is set to " H " shape, and coupling coil is provided with " H " shape magnetic conduction bar, and side heater coil and secondary coil embed respectively in the upper and lower opening of " H " shape magnetic conduction bar.
The magnetic conduction bar of coupling coil also can be arranged to " L " shape, " ∠ " shape or " U " shape.
The coil of energising produces the induced field of alternation in this creation, make secondary coil produce the induced current of alternation, the alternating magnetic field that this induced current makes the side heater coil generation of envelope outside the pan sidewall by the side heater coil, after acting on pan, make the pan sidewall produce heat, the utility model has reached the in-plant effective heating to pan of side heater coil by the energy delivery mode of above-mentioned uniqueness, can reduce energy loss, realize three-dimensional heating pan.
When the power of side heater coil was 50W, electromagnetic heater can be realized the effect to the low-temperature heat of pan, was selectable power when low temperature is incubated.When the power of side heater coil is 500～1500W, can reach the three-dimensional preferably heats of pan sidewall heating.When the power of side heater coil was 3000W, the side heater coil can reach the high-intensity efficiency of heating surface of pan sidewall.
Aforementioned base can be made as depression shape or tubular or other shapes as required, makes the application of electromagnetic heater strengthen, as the application of soy bean milk making machine, the heating of electric cooker side; Also can be used as the assisted heating device of other electromagnetic heaters, be suitable for all size pan, pan, circular bottom pot, simple in structure for the user, light economy.
This enforcement is novel also to provide a kind of electromagnetic oven with aforementioned electromagnetic heater, a kind of multipurpose electromagnetic oven, comprise electromagnetism drum and control device, described electromagnetism drum comprises drum support and the main coil that is installed on the drum support, electromagnetic oven also comprises above-mentioned electromagnetic heater, the electromagnetism drum is arranged in the housing, and described induction coil is provided with the periphery of main coil.
Induction coil and main coil are connected in series or are electrically connected with control device respectively in a preferred embodiment.
Induction coil is arranged on the drum support.Main coil is provided with the inner ring magnetic stripe, and described induction coil is provided with the outer ring magnetic stripe, and described inner ring magnetic stripe, outer ring magnetic stripe radially distribute.
When this kind electromagnetic heater is applied in the electromagnetic oven, except beneficial effect with itself, can be used as the assisted heating device of electromagnetic oven, the main coil of electromagnetic oven itself can heat pan, and the heating that realization pan sidewall is set of the side heater coil of electromagnetic heater, promote whole heats, really realized the three-dimensional heats of electromagnetic oven.
In addition, because induction coil and main coil are electrically connected with control device respectively, control device can be controlled induction coil separately, realizes that the electromagnetic oven and the independence of electromagnetic heater controls, the perfect heating arrangement of electromagnetic oven.Can be used as an assistant heating member, regulate induction coil work, also can reach the function that separately the pan subregion is heated by control device.
Aforementioned base can be with the part split setting of the part of secondary coil being housed and the side heater coil being housed, the part that the side heater coil wherein is housed can be taken down independent placement on electromagnetic oven, can realize simultaneously that a plurality of pans heat jointly, or select electromagnetic heater that containers such as pannikin or kettle are heated as required or be incubated.
Description of drawings
Fig. 1 is the explosive view of the multipurpose electromagnetic oven of the utility model embodiment one.
Fig. 2 is the schematic diagram of the subelement of electromagnetic heater among Fig. 1.
Fig. 3 is the assembly drawing of electromagnetism drum and induction coil among Fig. 1.
Fig. 4 is inner ring magnetic stripe and the whole schematic diagram that forms " E " shape structure of outer ring magnetic stripe in the utility model.
Fig. 5 is respectively equipped with the structural representation of " U " shape magnetic conduction bar for secondary coil and side heater coil among the embodiment two of multipurpose electromagnetic oven in the utility model.
Fig. 6 is the structural representation of tubular for the side heater coil among the utility model embodiment three.
Fig. 7 is the tubular side heater coil structural representation of the half opening shape among the utility model embodiment four.
Fig. 8 is the explosive view of a kind of multipurpose electromagnetic oven of the utility model embodiment five.
The main element label:
Multipurpose electromagnetic oven 200 housings 1
External 22 coil accommodating member 23
Inner ring magnetic stripe 7 outer ring magnetic stripes 8
Embodiment
Further specify the technical solution of the utility model below in conjunction with accompanying drawing and preferred embodiment.
Embodiment one:
Shown in Fig. 1-4, be the embodiment one of a kind of multipurpose electromagnetic oven 200 in the utility model, it comprises housing 1, is loaded on electromagnetism drum, control device 5 and electromagnetic heater in the housing 1.Electromagnetic heater comprises housing 1 and base 2, and the housing 1 of aforementioned electromagnetic stove 200 can be used as the housing 1 of electromagnetism heating, and described base 2 is placed on the housing 1.Described electromagnetism drum comprises drum support 61 and the main coil 62 that is installed on the drum support 61, and the electromagnetism drum is arranged in the housing 1, and induction coil is arranged at the periphery of main coil 62.Be provided with the coupling coil 4 that can carry out electromagnetic coupled with induction coil 3 in the described base 2, described coupling coil 4 comprises the side heater coil 41 of envelope in the pan sidewall outside, and described coupling coil 4 is the closed loop setting, and the heating power of side heater coil is 50～3000W.Induction coil 3 is arranged on the drum support 61.Induction coil 3 and main coil 62 are electrically connected with control device 5 respectively.When the power of side heater coil 41 was 50W, electromagnetic heater was realized the effect to the low-temperature heat of pan, is selectable power when low temperature is incubated.When the power of side heater coil 41 is 500～1500W, can reach the more excellent three-dimensional heats of pan sidewall.When the power of side heater coil 41 is 3000W, can reach the high-intensity efficiency of heating surface of pan sidewall.
Aforementioned side heater coil 41 is an arcs of recesses, induction coil 3 is a tabular, described coupling coil 4 comprises the secondary coil 42 with induction coil 3 corresponding settings, described secondary coil 42 is connected in series for tabular and with side heater coil 41, produces electromagnetic coupled between described secondary coil 42 and the induction coil 3.The bottom surface respective side heater coil 41 that base 2 supports pan is set to arcs of recesses, has strengthened the heating surface area of pan.
The induction coil 3 of energising produces the induced field of alternation, makes secondary coil 42 produce the induced current of alternation, and secondary coil 42 is equivalent to form an instrument transformer with induction coil 3.Electric current by secondary coil 42 flows through the alternating magnetic field that heater coil 41 makes that the side heater coil 41 of envelope in the pan sidewall outside produces simultaneously, after acting on pan, make the pan sidewall outside produce heat, the utility model is by the stacked transfer mode of the energy of above-mentioned uniqueness, the 41 in-plant effective heating of side heater coil have been reached to pan, can reduce energy loss, realize three-dimensional heating simultaneously pan.The spacing of above-mentioned secondary coil 42 and induction coil 3 is less than 50mm, best results, and the distance of the two is big more, and the transmission efficiency of energy is low more.By experiment the test, when spacing greater than 50mm the time, side heater coil 41 actual heats are with not obvious.
The magnetic line of force that the setting of magnetic conduction bar 43 makes 41 of induction coil 3 and coupling coils on the above-mentioned secondary coil 42 is crypto set more, promotes magnetic flux density.The magnetic conduction bar 43 that is arranged at side heater coil 41 can make the magnetic flux density of side heater coil 41 generations promote, and has improved the heating effect of pan.
Be provided with the positioner that prevents that base 2 from sliding between base 2 and the housing 1.Positioner comprises the alignment pin that is arranged on the base and is arranged on the location notch on the housing and is arranged on rubber suction cups on the base.Described alignment pin can embed in the location notch, and rubber suction cups can be adsorbed on the housing.
Positioner also can cooperate the structure of firm banking 2, above-mentioned positioner to comprise alignment pin that is arranged on the base and the location notch that is arranged on the housing by pegging graft, and described alignment pin can embed in the location notch.
When above-mentioned electromagnetic heater is applied in the electromagnetic oven 200, except beneficial effect with itself, can be used as the assisted heating device of electromagnetic oven 200, electromagnetic oven 200 61 pairs of pans of main coil own can heat, and the heating that realization pan side is set of the side heater coil 41 of electromagnetic heater, promote whole heats, really realized the three-dimensional heats of electromagnetic oven 200.
In use, can the operation by the people select to start electromagnetic heater, also can judge whether to start electromagnetic heater and main coil 62 simultaneously by the checkout gear of electromagnetic oven or only start in main coil 62 and the induction coil 3 any separately.
Embodiment two:
Be illustrated in figure 5 as the embodiment two of a kind of multipurpose electromagnetic oven 200 of the utility model, the difference of itself and embodiment one is: secondary coil 42 is respectively equipped with " U " shape magnetic conduction bar 43 with side heater coil 41, and " U " shape magnetic conduction bar of secondary coil 42 is the magnetic field reinforcement that makes 3 of itself and induction coils.The shape of certain magnetic conduction bar 43 planform of coil as required is arranged to other shapes such as " L " shape, " ∠ " shape.
Embodiment three:
Be illustrated in figure 6 as the embodiment three of a kind of multipurpose electromagnetic oven 200 of the utility model, side heater coil 41 is set to tubular.Base 2 corresponding coupling coils 4 are set to the tubular of hollow, and it is provided with host cavity 21, and the sidewall of pan can stretch in the host cavity 21.
Embodiment four:
Be illustrated in figure 7 as the embodiment four of a kind of multipurpose electromagnetic oven 200 of the utility model, the difference among itself and the embodiment three is: side heater coil 41 is set to the tubular of half opening shape.Base 2 corresponding coupling coils 4 are set to the tubular of half opening, and this structure makes the side heater coil 41 of tubular of the more various and half opening of the selection of heating object to carry out assistant heating to the sidewall of heating object.
Embodiment five:
Be illustrated in figure 8 as the embodiment five of a kind of multipurpose electromagnetic oven 200 of the utility model, the difference of multipurpose electromagnetic oven 200 is among itself and the embodiment three: base 2 comprise coil accommodation seat 23 that secondary coil 42 is housed, and and external 22 of side heater coil is housed, can on electromagnetic oven 200, take down independent placement for external 22 that side heater coil 41 wherein is housed.This kind structure can realize simultaneously that a plurality of pans heat jointly, and the user also can only open electromagnetic heater as required and containers such as pannikin or kettle are heated or be incubated.Electromagnetic heater can be used as an assistant heating member, regulates induction coil 3 work by control device 5, reaches a tractor serves several purposes function.Aforementioned coil accommodation seat 23 is a hollow barrel-type in order to support pan, and the secondary coil 42 that is arranged in coil accommodation seat 23 can be realized the effect to the heating of pan sidewall.Aforementioned secondary coil 42 also can be made into solid coil, this moment can by regulate secondary coil 42 make its with side heater coil 41 between the impedance matching better effects if, promote the heat efficiency that 41 pairs of pans of side heater coil heat.
The utility model is by the energy delivery of the coupled modes of the uniqueness of 41 of induction coil 3, secondary coil 42 and side heater coils, the 41 in-plant effective heating of side heater coil have been reached to the pan sidewall, can reduce energy loss, realize three-dimensional heating pan.When electromagnetic heater is applied in the electromagnetic oven, except beneficial effect, can be used as the assisted heating device of electromagnetic oven 200 with itself.Electromagnetic oven 200 62 pairs of pans of main coil own can heat, and the heating that realization pan sidewall is set of the side heater coil of electromagnetic heater has promoted whole heats, really realizes the three-dimensional heats of electromagnetic oven.
In addition, because induction coil 3 and main coil 62 are electrically connected with control device 5 respectively, control device 5 can be controlled induction coil separately, realize the independent control of electromagnetic oven 200 and electromagnetic heater, the perfect heating arrangement of electromagnetic oven, power selection control by electromagnetic heater realization segmentation reaches electromagnetic oven 200 firepower and freely controls effect; Electromagnetic heater is realized simultaneously a plurality of pans being heated as an assistant heating member, reaches the function of a tractor serves several purposes of electromagnetic oven.
Electromagnetic induction device 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 utility model, electromagnetic induction device in the scheme done improve or the variation that is equal to all should drop on the desired scope of claim of the present utility model.Will be appreciated that, above embodiment is used for illustrating the utility model, and be not to be used as qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in claims scope of the present utility model variation, the modification of the above embodiment.
Claims (10)
1. one kind is suitable for the electromagnetic heater that the pan side heats, comprise housing and base, described base is placed on the housing, it is characterized in that: be provided with the induction coil that produces the alternation induced field in the described housing, be provided with the coupling coil that can carry out electromagnetic coupled in the described base with induction coil, described coupling coil comprises the side heater coil of envelope in the pan sidewall outside, and the heating power of side heater coil is 50～3000W.
2. electromagnetic heater according to claim 1 is characterized in that: described side heater coil is arcs of recesses or tubular.
3. electromagnetic heater according to claim 1 and 2, it is characterized in that: described induction coil is a tabular, described coupling coil comprises the secondary coil of corresponding setting with induction coil, described secondary coil and side heater coil are connected in series, and produce electromagnetic coupled between described secondary coil and the induction coil.
4. electromagnetic heater according to claim 3 is characterized in that: described coupling coil is provided with " H " shape magnetic conduction bar, and side heater coil and secondary coil embed respectively in the upper and lower opening of " H " shape magnetic conduction bar.
5. multipurpose electromagnetic oven, comprise electromagnetism drum and control device, described electromagnetism drum comprises drum support and the main coil that is installed on the drum support, it is characterized in that: described electromagnetic oven also comprises as each described electromagnetic heater of claim 1 to 4, described electromagnetism drum is arranged in the housing, and described induction coil is arranged at the periphery of main coil.
6. multipurpose electromagnetic oven according to claim 5 is characterized in that, described induction coil and main coil are connected in series or are electrically connected with control device respectively.
7. according to claim 5 or 6 described multipurpose electromagnetic ovens, it is characterized in that described induction coil is arranged on the drum support.
8. multipurpose electromagnetic oven according to claim 5 is characterized in that, is provided with the positioner that prevents that base from sliding between described base and the housing.
9. multipurpose electromagnetic oven according to claim 8 is characterized in that, described positioner comprises alignment pin that is arranged on the base and the location notch that is arranged on the housing, and described alignment pin can embed in the location notch.
10. multipurpose electromagnetic oven according to claim 8 is characterized in that described positioner comprises the rubber suction cups that is arranged on the base, and described rubber suction cups can be adsorbed on the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206373898U CN201928464U (en) | 2010-11-29 | 2010-11-29 | Electromagnetic heating device suitable for lateral heating of cookware and multi-functional induction cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206373898U CN201928464U (en) | 2010-11-29 | 2010-11-29 | Electromagnetic heating device suitable for lateral heating of cookware and multi-functional induction cooker |
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| CN201928464U true CN201928464U (en) | 2011-08-10 |
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| CN2010206373898U Expired - Lifetime CN201928464U (en) | 2010-11-29 | 2010-11-29 | Electromagnetic heating device suitable for lateral heating of cookware and multi-functional induction cooker |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104771090A (en) * | 2015-04-23 | 2015-07-15 | 合肥顺昌电磁感应科技有限公司 | Electromagnetic induction frying-stove energy-saving device |
| 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 |
| CN108954413A (en) * | 2017-05-25 | 2018-12-07 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heating cooking utensil and its method for heating and controlling |
| CN109819539A (en) * | 2017-12-08 | 2019-05-28 | 王天翔 | A kind of coil panel of electromagnetic stove |
| WO2019205542A1 (en) * | 2018-04-28 | 2019-10-31 | Zhang Xiaopeng | Pot stand assembly for electromagnetic heating apparatus |
| CN111990868A (en) * | 2019-05-27 | 2020-11-27 | 佛山市顺德区美的电热电器制造有限公司 | Cooking device |
-
2010
- 2010-11-29 CN CN2010206373898U patent/CN201928464U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104771090A (en) * | 2015-04-23 | 2015-07-15 | 合肥顺昌电磁感应科技有限公司 | Electromagnetic induction frying-stove energy-saving device |
| 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 |
| CN108954413A (en) * | 2017-05-25 | 2018-12-07 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heating cooking utensil and its method for heating and controlling |
| CN108954413B (en) * | 2017-05-25 | 2021-01-26 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heating cooking utensil and heating control method thereof |
| CN109819539A (en) * | 2017-12-08 | 2019-05-28 | 王天翔 | A kind of coil panel of electromagnetic stove |
| WO2019205542A1 (en) * | 2018-04-28 | 2019-10-31 | Zhang Xiaopeng | Pot stand assembly for electromagnetic heating apparatus |
| CN111990868A (en) * | 2019-05-27 | 2020-11-27 | 佛山市顺德区美的电热电器制造有限公司 | Cooking device |
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Granted publication date: 20110810 |