CN204483874U - For pan and the electromagnetic heating cooking utensil of Electromagnetic Heating culinary art - Google Patents
For pan and the electromagnetic heating cooking utensil of Electromagnetic Heating culinary art Download PDFInfo
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- CN204483874U CN204483874U CN201520112155.4U CN201520112155U CN204483874U CN 204483874 U CN204483874 U CN 204483874U CN 201520112155 U CN201520112155 U CN 201520112155U CN 204483874 U CN204483874 U CN 204483874U
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Abstract
The utility model provides a kind of pan for Electromagnetic Heating culinary art and electromagnetic heating cooking utensil, wherein, and composite guide magnetosphere on outer bottom on the outer bottom of the pan of cooking for Electromagnetic Heating; Multiple through hole is offered at 1/2nd places of magnetic layer radius, and one end of through hole is connected, the edge of the other end and magnetic layer has the first spacing, form a closed curve loop, electric current can flow through along this curve loop, thus electric current can not be concentrated in certain area, but be comparatively evenly distributed on the bottom surface of pan, and then reach the object making pan thermally equivalent, in addition, so easy machine-shaping of magnetic layer structure, and decrease the use amount of permeability magnetic material, reduce manufacturing cost.
Description
Technical field
The utility model relates to household appliance technical field, in particular to a kind of pan for Electromagnetic Heating culinary art and electromagnetic heating cooking utensil.
Background technology
Electromagnetic Heating is because firing rate is fast, efficiency is high, be easy to the mode of heating that the advantages such as control become main flow gradually.Existing electromagnetic heating electric rice cooker generally adopts coil panel generation magnetic field to carry out pan heating, as shown in Figure 1, usually one deck magnetic layer 11 ' is done in the bottom of a pan of interior pot 1 ', rounded or the annular of this magnetic layer 11 ', due to magnetic field skewness in the heating region of interior pot 1 ' that coil panel produces, usually the magnetic field from center, the bottom of a pan about 1/2 the bottom of a pan radius or annular radii place can be stronger, the magnetic field that other parts produce can be more weak, cause the electric current from center, the bottom of a pan 1/2 the bottom of a pan radius or annular radii place larger, the larger loop of an electric current can formed from center, the bottom of a pan 1/2 the bottom of a pan radius or annular radii place, the heat produced is more concentrated, as shown in Figure 2, in figure, magnetic layer 11 ' is divided into first area 111 ' by dotted line, second area 112 ' and the 3rd region 113 ', be the path that electric current flows through with arrow solid line, as shown in Figure 3, first area 111 ' and the 3rd region 113 ' caloric value less, second area 112 ' caloric value is higher, add second area 112 ' compare be difficult to formed convection current (or convection current is less), second area 112 ' the place when cooking is caused often easily to be burnt, have a strong impact on the quality of cooking, in order to solve the problem, usually adopt the method for pot thickness or the change coil panel regularity of distribution in increasing, to reach the object making interior pot thermally equivalent, but these modes both increase manufacture difficulty and the manufacturing cost of product.
Utility model content
The utility model is intended at least to solve one of technical problem existed in prior art.
For this reason, an object of the present utility model is, provides a kind of pan for Electromagnetic Heating culinary art, effectively can realize the object of homogeneous heating pan, and manufacture simple and convenient.
Another object of the present utility model is, provides a kind of electromagnetic heating cooking utensil including above-mentioned pan.
For achieving the above object, the utility model first aspect embodiment provides a kind of pan for Electromagnetic Heating culinary art, and the bottom surface of described pan is compounded with magnetic layer; / 2nd places of described magnetic layer radius are provided with multiple through hole, one end of multiple described through hole extends to the center, the bottom of a pan of described pan and is connected, the other end all extends to the edge of described magnetic layer, and and has the first spacing between the edge of described magnetic layer.
The pan for Electromagnetic Heating culinary art that the utility model provides, by changing the flat shape of the magnetic layer on pan outer bottom, effectively can realize the object of homogeneous heating pan, and manufacture simple and convenient, specifically, composite guide magnetosphere on the outer bottom of pan, and on magnetic layer, offer multiple through hole, and the edge of through hole and magnetic layer has the first spacing, like this, magnetic layer is made to be a uninterrupted entirety all the time, thus the curve loop that formation one is closed, according to the principle of Electromagnetic Heating, the Joule heat that the induced-current that the magnetic field that the source of pan heat mainly relies on coil panel etc. to provide is formed in the bottom of a pan produces, when the magnetic layer being compounded in pan outer bottom is arranged to the closed outline loop of definite shape, the electric current produced in magnetic layer will flow through along specific curve loop, and produce heat in the place that electric current flows through, thus electric current can not be concentrated in certain area, but more all be distributed on the bottom surface of pan, without the need to arranging multiple coil, pan is heated, while reducing manufacturing cost, reach the object making pan thermally equivalent, in addition, such magnetic layer structure, easy machine-shaping, thus make product manufacturing simple and convenient, and decrease the use amount of permeability magnetic material, and then greatly reduce manufacturing cost.
In addition, the pan for Electromagnetic Heating culinary art provided according to the utility model above-described embodiment also has following additional technical feature:
According to an embodiment of the present utility model, the center that described magnetic layer is positioned at the described the bottom of a pan offers connecting through hole, and one end extended to center, the described the bottom of a pan of through hole described in each is all connected with described connecting through hole.
Connecting through hole is arranged, and avoids the bottom surface regional area of pan to be heated concentrated problem, causes the uneven problem of being heated of the food in pan to occur, thus improves the comfort of product, and then add the competitiveness of product in market.
According to an embodiment of the present utility model, between through hole, there is spacer region described in adjacent two, described magnetic layer is also provided with breach, and described breach extends in described spacer region from the edge of described magnetic layer, and and has the second spacing between the hole wall of described connecting through hole.
The setting of breach, magnetic layer is made to be a uninterrupted entirety all the time, thus defining a closed curve loop at the outer surface of pan, the part in this loop is positioned at the bottom of a pan (i.e. the bottom surface of pan), and another part is positioned at a pot body (i.e. the sidewall of pan), then according to Electromagnetic Heating principle, when magnetic layer is under the effect in the magnetic field that solenoid produces during generation current, this electric current must through the curve loop of pot body part, and produce heat pot body is heated, thus the bottom of a pan and pot body are generated heat simultaneously, and then the three-dimensional heating realized ceramic cooker, thus both to have solved in prior art pan and can only be heated bottom, cause because of pan local heat too high, the food caused is charred, the even problem that bursts of pan, without the need to arranging multiple coil, pan is heated again, and then make product manufacturing simple and convenient, and greatly reduce manufacturing cost.
According to an embodiment of the present utility model, described breach is described in adjacent two between through hole, and described second spacing is less than 1/2nd of described magnetic layer radius.
According to an embodiment of the present utility model, described through hole is bar hole, and/or described breach is bar v notch v.
Through hole and breach are bar shaped, as much as possiblely on the outer surface making pan be compounded with magnetic layer, make being heated of pot body more even, and then realize the three-dimensional heating to ceramic cooker, thus both solved pan in prior art and can only be heated bottom, cause because of pan local heat too high, the food caused is charred, and even the problem that bursts of pan, heats pan without the need to arranging multiple coil again, and then make product manufacturing simple and convenient, and greatly reduce manufacturing cost.
According to an embodiment of the present utility model, the width of described through hole and described breach is all more than or equal to 0.1mm and is less than or equal to 30mm.
The number of through hole and breach and width can determine width and the concrete shape of closed outline loop, thus affect the CURRENT DISTRIBUTION of faradic circulation path and pan outer surface, and then affect the heating effect of pan, therefore need, according to actual needs such as the sizes of pan, to select width and the number of suitable through hole and breach.
According to an embodiment of the present utility model, the cross-sectional area of described through hole is more than or equal to 25 π mm
2and be less than or equal to 1600 π mm
2.
Connecting through hole is not permeable section, the cross-sectional area size of connecting through hole can affect magnetic layer size and the CURRENT DISTRIBUTION of pan bottom surface, and then affect heat distribution and the heating effect of pan bottom surface, if the cross-sectional area of connecting through hole is too small, the bottom surface regional area that then still can there is pan is heated concentrated problem, if the cross-sectional area of connecting through hole is excessive, the bottom surface regional area of pan then can be caused to be heated poor problem, therefore, the size of the cross-sectional area of connecting through hole needs the needs according to reality such as pan sizes, select suitable connecting through hole cross-sectional area.
According to an embodiment of the present utility model, described first spacing is equal with described second spacing.
According to an embodiment of the present utility model, described first spacing is greater than described second spacing.
According to an embodiment of the present utility model, described first spacing is less than described second spacing.
By controlling the region of heating, rational convection current can be formed in pot, make to be not easy to burn during culinary art, specifically, according to Electromagnetic Heating principle, when the region area that electric current flows through is less, the heat produced is also just more concentrated, therefore, we can control the region area that electric current flows through and reach the object controlling heating position targetedly: when the first spacing is equal with the second spacing, the closed magnetic conductive loop width everywhere formed is equal, and namely area is also equal, then the heat that produces everywhere of pan bottom surface is equal, pan realizes homogeneous heating, now can produce vertical convection current of rising in pot, when the first spacing is greater than the second spacing, the magnetic conductive loop located around the pot heart of pan bottom surface is narrower, and namely area is less, then the region that heat is concentrated is positioned at around pot heart, and the convection current now produced in pot is by center clockwise flowing to both sides, when the first spacing is less than the second spacing, the magnetic conductive loop located in the outer part of pan bottom surface is narrower, and namely area is less, then the region that heat is concentrated is positioned at the periphery of pan bottom surface, and the convection current now produced in pot is by the counterclockwise flowing in two side direction centers.
The embodiment of the utility model second aspect provides a kind of electromagnetic heating cooking utensil, includes the pan for Electromagnetic Heating culinary art as above-mentioned first aspect any embodiment provides.
The electromagnetic heating cooking utensil that the embodiment of the utility model second aspect provides, there is the pan for Electromagnetic Heating culinary art that above-mentioned first aspect any embodiment provides, therefore, this electromagnetic heating cooking utensil has whole beneficial effects of the pan for Electromagnetic Heating culinary art that above-mentioned first aspect any embodiment provides, and does not repeat them here.
Additional aspect of the present utility model and advantage provide in description part below, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the partial structurtes schematic diagram of the pan for Electromagnetic Heating culinary art according to prior art use;
Schematic diagram when Fig. 2 is the pan generation current for Electromagnetic Heating culinary art shown in Fig. 1;
Schematic diagram when Fig. 3 is the flowing for air-flow in the pan of Electromagnetic Heating culinary art shown in Fig. 1;
Fig. 4 is the first the partial structurtes schematic diagram of the pan that the Electromagnetic Heating according to the utility model one embodiment is cooked;
Schematic diagram when Fig. 5 is the generation current on the pan of Electromagnetic Heating culinary art shown in Fig. 4;
Fig. 6 is the schematic diagram for air current flow in the pan of Electromagnetic Heating culinary art shown in Fig. 4;
Fig. 7 is the second partial structurtes schematic diagram of the pan for Electromagnetic Heating culinary art according to the utility model one embodiment;
Fig. 8 is the schematic diagram for air current flow in the pan of Electromagnetic Heating culinary art shown in Fig. 7;
Fig. 9 is the third partial structurtes schematic diagram of the pan for Electromagnetic Heating culinary art according to the utility model one embodiment;
Figure 10 be shown in Fig. 9 for Electromagnetic Heating culinary art pan in air current flow schematic diagram.
Figure 11 is the 4th kind of partial structurtes schematic diagram of the pan for Electromagnetic Heating culinary art according to the utility model one embodiment.
Wherein, the corresponding relation in Fig. 1 to Fig. 3 between Reference numeral and component names is:
1 ' pan, 11 ' magnetic layer, 111 ' first area, 112 ' second area, the 113 ' the 3rd region.
Corresponding relation in Fig. 4 to Figure 11 between Reference numeral and component names is:
1 pan, 11 magnetic layers, 12 connecting through holes, 13 through holes, 14 breach, 15 spacer regions.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here to implement, and therefore, protection domain of the present utility model is not by the restriction of following public specific embodiment.
3 to accompanying drawing 11 describes the pan for Electromagnetic Heating culinary art provided according to some embodiments of the utility model with reference to the accompanying drawings.
In Figure 5, dotted line is the center line (i.e. 1/2 place of magnetic layer width) of annular magnetic layer, and the solid line of band arrow is the path that electric current flows through; In Fig. 6, Fig. 8 and Figure 10, hollow arrow is the flow direction of air-flow.
As shown in Fig. 4, Fig. 7, Fig. 9 and Figure 11, the pan 1 for Electromagnetic Heating culinary art that the utility model one embodiment provides, the outer bottom of pan 1 is compounded with insulating barrier (not shown), insulating barrier is compounded with magnetic layer 11, the centre of magnetic layer 11 is provided with connecting through hole 12, and offering multiple through hole 13 from the hole wall of connecting through hole 12 to the edge of magnetic layer 11, multiple through hole 13 all and between the edge of magnetic layer 11 has the first spacing; Between adjacent two through hole 13, the hole wall from the edge of magnetic layer 11 to connecting through hole 12 offers a breach 14, and each breach 14 all and between the hole wall of connecting through hole 12 has the second spacing; Wherein, the first spacing and the second spacing are all less than the width of 1/2nd magnetic layers 11.
The pan for Electromagnetic Heating culinary art that the utility model provides, by changing the flat shape of the magnetic layer on pan outer bottom, effectively can realize the object of homogeneous heating pan, and manufacture simple and convenient, specifically, composite insulation layer on the outer bottom of pan, composite guide magnetosphere on the insulating layer, because electrical heating cooking apparatus is generally the bottom-heated to pan, and bottom-heated easily causes pan bottom surface regional area to be heated too high, the food being positioned at this region is caused to be charred, in order to avoid the generation of above-mentioned situation, magnetic layer offers through hole, and respectively at the hole wall of through hole and the interlaced through hole of the edge many of magnetic layer and breach, and the edge of through hole and magnetic layer has the first spacing, the hole wall of breach and through hole has the second spacing, like this, magnetic layer is made to be a uninterrupted entirety all the time, thus the curve loop that formation one is closed, according to the principle of Electromagnetic Heating, the Joule heat that the induced-current that the magnetic field that the source of pan heat mainly relies on coil panel etc. to provide is formed in the bottom of a pan produces, as shown in Figure 5, when the magnetic layer being compounded in pan outer bottom is arranged to the closed outline loop of definite shape, the electric current produced in magnetic layer will flow through along specific curve loop, and produce heat in the place that electric current flows through, thus electric current can not be concentrated in certain area, but more all be distributed on the bottom surface of pan, without the need to arranging multiple coil, pan is heated, while reducing manufacturing cost, reach the object making pan thermally equivalent, in addition, such magnetic layer structure, easy machine-shaping, thus make product manufacturing simple and convenient, and decrease the use amount of permeability magnetic material, and then greatly reduce manufacturing cost.
It should be noted that, the pan for electromagnetic heating electric rice cooker that the present embodiment provides is made up of ceramic material, certainly, pan also can be made up of other materials, as devitrified glass, aluminium etc., do not repeat them here, when pan be the material such as aluminium, stainless steel make time, need the outer surface composite insulation layer at pan; Magnetic layer can adopt the permeability magnetic materials such as copper, aluminium, iron and stainless steel to make; The complex method of magnetic layer can be that spraying, stickup or plating etc. are multiple, as long as finally can form solid and reliable magnetic layer at the outer surface of pan.
Also it should be noted that, the sideline of through hole and breach can be straight line, as shown in Fig. 4, Fig. 7 and Fig. 9, also can be curve, as shown in figure 11, to form different magnetic layer outward appearances, meet the aesthetic requirement of different user.
According to an embodiment of the present utility model, the center that described magnetic layer 11 is positioned at the described the bottom of a pan offers connecting through hole, and one end extended to center, the described the bottom of a pan of through hole 13 described in each is all connected with the described connecting through hole 12 that is connected.
Connecting through hole is arranged, and avoids the bottom surface regional area of pan to be heated concentrated problem, causes the uneven problem of being heated of the food in pan to occur, thus improves the comfort of product, and then add the competitiveness of product in market.
According to an embodiment of the present utility model, between through hole 13, there is spacer region 15 described in adjacent two, described magnetic layer 11 is also provided with breach 14, described breach 14 extends in described spacer region 15 from the edge of described magnetic layer 11, and and has the second spacing between the hole wall of described connecting through hole 13.
The setting of breach, magnetic layer is made to be a uninterrupted entirety all the time, thus defining a closed curve loop at the outer surface of pan, the part in this loop is positioned at the bottom of a pan (i.e. the bottom surface of pan), and another part is positioned at a pot body (i.e. the sidewall of pan), then according to Electromagnetic Heating principle, when magnetic layer is under the effect in the magnetic field that solenoid produces during generation current, this electric current must through the curve loop of pot body part, and produce heat pot body is heated, thus the bottom of a pan and pot body are generated heat simultaneously, and then the three-dimensional heating realized ceramic cooker, thus both to have solved in prior art pan and can only be heated bottom, cause because of pan local heat too high, the food caused is charred, the even problem that bursts of pan, without the need to arranging multiple coil, pan is heated again, and then make product manufacturing simple and convenient, and greatly reduce manufacturing cost.
According to an embodiment of the present utility model, described breach 14 is described in adjacent two between through hole 13, and described second spacing is less than 1/2nd of described magnetic layer radius.
According to an embodiment of the present utility model, described through hole 13 is bar hole, and/or described breach 14 is bar v notch v 14.
Through hole and breach are bar shaped, as much as possiblely on the outer surface making pan be compounded with magnetic layer, make being heated of pot body more even, and then realize the three-dimensional heating to ceramic cooker, thus both solved pan in prior art and can only be heated bottom, cause because of pan local heat too high, the food caused is charred, and even the problem that bursts of pan, heats pan without the need to arranging multiple coil again, and then make product manufacturing simple and convenient, and greatly reduce manufacturing cost.
Preferably, the width of through hole 13 and breach 14 is all more than or equal to 0.1mm and is less than or equal to 30mm.
The number of through hole and breach and width can determine width and the concrete shape of closed outline loop, thus affect the CURRENT DISTRIBUTION of faradic circulation path and pan outer surface, and then affect the heating effect of pan, therefore need, according to actual needs such as the sizes of pan, to select width and the number of suitable through hole and breach.
Particularly, the width of through hole 13 and breach 14 is equal.
The width of through hole and breach is equal, is conducive to being uniformly distributed of electric current in magnetic layer, and manufactures simple and convenient, thus greatly reduce the difficulty of processing of pan, improve the production efficiency of pan.
Further, preferably, the cross-sectional area of connecting through hole 12 is more than or equal to 25 π mm
2and be less than or equal to 1600 π mm
2.
Through hole is not permeable section, the cross-sectional area size of through hole can affect magnetic layer size and the CURRENT DISTRIBUTION of pan bottom surface, and then affect heat distribution and the heating effect of pan bottom surface, if the cross-sectional area of through hole is too small, the bottom surface regional area that then still can there is pan is heated concentrated problem, if the cross-sectional area of through hole is excessive, the bottom surface regional area of pan then can be caused to be heated poor problem, therefore, the size of the cross-sectional area of through hole needs, according to the needs of the reality such as pan size, to select suitable through hole cross-sectional area.
In a preferred embodiment of the present utility model, as shown in Fig. 4, Fig. 5, Fig. 7, Fig. 9 and Figure 11, the circular in cross-section of connecting through hole 12.
Manhole structure is simple, easily manufactured, and the ring current that shape and electromagnetic induction produce is more adaptive.Certainly, through hole can be also other shapes, such as polygon, ellipse etc., does not repeat them here.
Preferably, the angle formed between through hole described in adjacent two is equal, and the distance between each breach 14 and through hole 13 of its both sides is equal.
The angle formed between adjacent two through hole is equal, makes the size of current of the magnetic layer of the bottom surface being arranged in pan can be basically identical, thus makes the heat suffered by bottom surface of pan also comparatively even, and then achieves the thermally equivalent of bottom surface of pan; Distance between breach with its two side through hole is equal, magnetic layer width then between breach with its two side through hole is equal, size of current is wherein also equal with the heat of generation, thus ensure that being uniformly distributed of electric current and heat, and then achieves the homogeneous heating to pan.
In a concrete example of the present embodiment, as shown in Figure 4, the first spacing is equal with the second spacing.
In another concrete example of the present embodiment, as shown in Figure 7, the first spacing is greater than the second spacing.
In another concrete example of the present embodiment, as shown in Figure 9, the first spacing is less than the second spacing.
By controlling the region of heating, rational convection current can be formed in pot, be not easy to burn when making to cook, specifically, according to Electromagnetic Heating principle, when the region area that electric current flows through is less, the heat produced is also just more concentrated, therefore, we can control the region area that electric current flows through and reach the object controlling heating position targetedly: as shown in Figure 4, when the first spacing is equal with the second spacing, the closed magnetic conductive loop width everywhere formed is equal, and namely area is also equal, then the heat that produces everywhere of pan bottom surface is equal, pan realizes homogeneous heating, now, as shown in Figure 6, vertical convection current of rising can be produced in pot, as shown in Figure 7, when the first spacing is greater than the second spacing, the magnetic conductive loop located around the pot heart of pan bottom surface is narrower, and namely area is less, the region that then heat is concentrated is positioned at around pot heart, now, as shown in Figure 8, the convection current produced in pot is by center clockwise flowing to both sides, as shown in Figure 9, when the first spacing is less than the second spacing, the magnetic conductive loop located in the outer part of pan bottom surface is narrower, and namely area is less, then the region that heat is concentrated is positioned at the periphery of pan bottom surface, now, as shown in Figure 10, the convection current produced in pot by the counterclockwise flowing in two side direction centers, therefore, when manufacturing, according to different environments for use, the relative position relation between the first spacing and the second spacing can be selected.
The electric cooker (not shown) that other embodiments of the utility model provide, this electric cooker adopts Electromagnetic Heating, includes the pan for Electromagnetic Heating culinary art as above-mentioned any embodiment provides.
The electric cooker that the present embodiment provides, has the pan for Electromagnetic Heating culinary art that above-mentioned any embodiment provides, and therefore, this electric cooker has whole beneficial effects of the pan for Electromagnetic Heating culinary art that above-mentioned any embodiment provides, and does not repeat them here.
The electric pressure cooking saucepan (not shown) that the other embodiment of the utility model provides, this electric pressure cooking saucepan adopts Electromagnetic Heating, includes the pan for Electromagnetic Heating culinary art as above-mentioned any embodiment provides.
The electric pressure cooking saucepan that the present embodiment provides, there is the pan for Electromagnetic Heating culinary art that above-mentioned any embodiment provides, therefore, this electric pressure cooking saucepan has whole beneficial effects of the pan for Electromagnetic Heating culinary art that above-mentioned any embodiment provides, and does not repeat them here.
It should be noted that; above-described embodiment of the present utility model is described for electric cooker; certainly; electromagnetic heating cooking utensil described in the utility model also can be other cookers; such as electric cooking pot, electromagnetic oven etc., as long as adopt Electromagnetic Heating principle and the cooking apparatus of pan will be used all to fall into protection domain of the present utility model.
In sum, the pan for Electromagnetic Heating culinary art that the utility model provides, by changing the flat shape of the magnetic layer on pan outer bottom, effectively can realize the object of homogeneous heating pan, and manufacture simple and convenient, specifically, composite insulation layer on the outer bottom of pan, composite guide magnetosphere on the insulating layer, because electrical heating cooking apparatus is generally the bottom-heated to pan, and bottom-heated easily causes pan bottom surface regional area to be heated too high, the food being positioned at this region is caused to be charred, in order to avoid the generation of above-mentioned situation, magnetic layer offers through hole, and respectively at the hole wall of through hole and the interlaced through hole of the edge many of magnetic layer and breach, and the edge of through hole and magnetic layer has the first spacing, the hole wall of breach and through hole has the second spacing, like this, magnetic layer is made to be a uninterrupted entirety all the time, thus the curve loop that formation one is closed, according to the principle of Electromagnetic Heating, the Joule heat that the induced-current that the magnetic field that the source of pan heat mainly relies on coil panel etc. to provide is formed in the bottom of a pan produces, when the magnetic layer being compounded in pan outer bottom is arranged to the closed outline loop of definite shape, the electric current produced in magnetic layer will flow through along specific curve loop, and produce heat in the place that electric current flows through, thus electric current can not be concentrated in certain area, but more all be distributed on the bottom surface of pan, without the need to arranging multiple coil, pan is heated, while reducing manufacturing cost, reach the object making pan thermally equivalent, in addition, magnetic layer is offered the mode of through hole and bar v notch v, easy machine-shaping, thus make product manufacturing simple and convenient, and decrease the use amount of permeability magnetic material, and then greatly reduce manufacturing cost.
In the description of this description, term " first ", " second " object only for describing, and instruction or hint relative importance can not be interpreted as; Unless otherwise clearly defined and limited.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (13)
1., for a pan for Electromagnetic Heating culinary art, it is characterized in that,
The bottom surface of described pan is compounded with magnetic layer;
/ 2nd places of described magnetic layer radius are provided with multiple through hole, one end of multiple described through hole extends to the center, the bottom of a pan of described pan and is connected, the other end all extends to the edge of described magnetic layer, and and has the first spacing between the edge of described magnetic layer.
2. the pan for Electromagnetic Heating culinary art according to claim 1, is characterized in that,
The center that described magnetic layer is positioned at the described the bottom of a pan offers connecting through hole, and one end extended to center, the described the bottom of a pan of through hole described in each is all connected with described connecting through hole.
3. the pan for Electromagnetic Heating culinary art according to claim 2, is characterized in that,
Have spacer region between through hole described in adjacent two, described magnetic layer is also provided with breach, described breach extends in described spacer region from the edge of described magnetic layer, and and has the second spacing between the hole wall of described connecting through hole.
4. the pan for Electromagnetic Heating culinary art according to claim 3, is characterized in that,
Described breach is described in adjacent two between through hole, and described second spacing is less than 1/2nd of described magnetic layer radius.
5. the pan for Electromagnetic Heating culinary art according to claim 4, is characterized in that,
Described through hole is bar hole, and/or described breach is bar v notch v.
6. the pan for Electromagnetic Heating culinary art according to claim 5, is characterized in that,
The width of described through hole and described breach is all more than or equal to 0.1mm and is less than or equal to 30mm.
7. the pan for Electromagnetic Heating culinary art according to claim 6, is characterized in that,
The width of described through hole and described breach is equal.
8. the pan for Electromagnetic Heating culinary art according to claim 2, is characterized in that,
The cross-sectional area of described connecting through hole is more than or equal to 25 π mm
2and be less than or equal to 1600 π mm
2.
9. the pan for Electromagnetic Heating culinary art according to claim 1, is characterized in that,
The angle formed between through hole described in adjacent two is equal.
10. the pan for Electromagnetic Heating culinary art according to any one of claim 3 to 7, is characterized in that,
Described first spacing is equal with described second spacing.
11. according to any one of claim 3 to 7 for Electromagnetic Heating culinary art pan, it is characterized in that,
Described first spacing is greater than described second spacing.
12. according to any one of claim 3 to 7 for Electromagnetic Heating culinary art pan, it is characterized in that,
Described first spacing is less than described second spacing.
13. 1 kinds of electromagnetic heating cooking utensils, is characterized in that, include the pan for Electromagnetic Heating culinary art according to any one of claim 1 to 12.
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| CN201520112155.4U CN204483874U (en) | 2015-02-13 | 2015-02-13 | For pan and the electromagnetic heating cooking utensil of Electromagnetic Heating culinary art |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107259967A (en) * | 2016-04-08 | 2017-10-20 | 佛山市顺德区美的电热电器制造有限公司 | A kind of cooking ware, electromagnetic heating apparatus and magnetic conductive board |
| CN108720619A (en) * | 2017-04-24 | 2018-11-02 | 佛山市顺德区美的电热电器制造有限公司 | A kind of cooking apparatus and preparation method thereof |
| CN109199077A (en) * | 2017-07-05 | 2019-01-15 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heating pot and preparation method thereof and equipment of cooking |
| CN111743377A (en) * | 2019-03-26 | 2020-10-09 | 佛山市顺德区美的电热电器制造有限公司 | Induction heating container and heating appliance |
-
2015
- 2015-02-13 CN CN201520112155.4U patent/CN204483874U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107259967A (en) * | 2016-04-08 | 2017-10-20 | 佛山市顺德区美的电热电器制造有限公司 | A kind of cooking ware, electromagnetic heating apparatus and magnetic conductive board |
| CN108720619A (en) * | 2017-04-24 | 2018-11-02 | 佛山市顺德区美的电热电器制造有限公司 | A kind of cooking apparatus and preparation method thereof |
| CN108720619B (en) * | 2017-04-24 | 2024-01-19 | 佛山市顺德区美的电热电器制造有限公司 | Cooking utensil and preparation method thereof |
| CN109199077A (en) * | 2017-07-05 | 2019-01-15 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heating pot and preparation method thereof and equipment of cooking |
| CN111743377A (en) * | 2019-03-26 | 2020-10-09 | 佛山市顺德区美的电热电器制造有限公司 | Induction heating container and heating appliance |
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