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WO2017113922A1 - Pot interne approprié pour chauffage électromagnétique et ustensile de cuisson le comprenant - Google Patents

Pot interne approprié pour chauffage électromagnétique et ustensile de cuisson le comprenant Download PDF

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Publication number
WO2017113922A1
WO2017113922A1 PCT/CN2016/101197 CN2016101197W WO2017113922A1 WO 2017113922 A1 WO2017113922 A1 WO 2017113922A1 CN 2016101197 W CN2016101197 W CN 2016101197W WO 2017113922 A1 WO2017113922 A1 WO 2017113922A1
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WO
WIPO (PCT)
Prior art keywords
conductive layer
inner pot
magnetic conductive
electromagnetic heating
pot
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2016/101197
Other languages
English (en)
Chinese (zh)
Inventor
徐腾飞
吴培洪
黄宇华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201511034528.1A external-priority patent/CN106923685B/zh
Priority claimed from CN201521143762.3U external-priority patent/CN205359167U/zh
Application filed by Midea Group Co Ltd, Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd filed Critical Midea Group Co Ltd
Publication of WO2017113922A1 publication Critical patent/WO2017113922A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J36/00—Parts, details or accessories of cooking-vessels
    • A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J36/00—Parts, details or accessories of cooking-vessels
    • A47J36/24—Warming devices
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
    • H05B6/12—Cooking devices

Definitions

  • the invention relates to the technical field of household appliances, in particular to an inner pot suitable for electromagnetic heating and a cooking appliance therewith.
  • the IH rice cooker in the related art generally uses a coil disk to generate a magnetic field to heat the pan.
  • the heated inner pot generally covers the entire heating area by the magnet, and the magnetic field generated by the coil disc is concentrated in a certain area instead of being uniformly distributed. In the heating zone of the inner pot, this allows the heat generated by the inner pot to be relatively concentrated, thereby affecting the quality of the rice cooking.
  • the method of increasing the inner pot thickness or changing the distribution of the coil disc is generally adopted to achieve the purpose of uniformly heating the inner pot.
  • the above method not only increases the manufacturing difficulty of the product, but also increases the manufacturing cost, and the problem of uniform heating of the inner pot cannot be effectively solved.
  • the present invention aims to solve at least one of the technical problems in the related art to some extent.
  • the first aspect of the present invention is to provide an inner pot suitable for electromagnetic heating, which can achieve uniform heating to a certain extent.
  • a second aspect of the present invention is to provide a cooking appliance having the inner pot described above.
  • a third aspect of the present invention is to provide a cooking appliance comprising an outer pot, and the cooking pot is provided with the inner pot described above.
  • An inner pot suitable for electromagnetic heating includes: an insulating pot body, a magnetic conductive layer, and a conductive layer.
  • the magnetic conductive layer is disposed on a peripheral wall of the insulating pot body, and the magnetic conductive layer extends along a circumferential direction of the insulating pot body.
  • the conductive layer is disposed on a bottom wall of the insulating pot body, and the conductive layer and the magnetic conductive layer are connected in series to form a loop.
  • an inner pot suitable for electromagnetic heating is provided with a magnetic conductive layer on a peripheral wall of the inner pot, a conductive layer is arranged on the bottom wall of the inner pot, and the conductive layer is connected in series with the magnetic conductive layer, thereby
  • the heating of the inner wall of the inner pot can achieve heating of the bottom wall of the inner pot, so that the inner pot is more evenly heated.
  • the inner pot suitable for electromagnetic heating according to the above embodiment of the present invention may further have the following additional technical features:
  • the conductive layer is in the form of a curved strip and covers the bottom wall of the insulating pot body.
  • At least one of the conductive layer and the magnetic conductive layer comprises a plurality, each of the conductive layers being connected in series with at least one of the magnetic conductive layers to form a loop, and each of the magnetic conductive layers Connecting with at least one of the conductive layers to form a loop.
  • the conductive layer comprises a plurality of the conductive layers connected in series to form a loop in series with the magnetically permeable layer.
  • the magnetic conductive layer comprises a plurality of, and the plurality of magnetic conductive layers are connected in parallel and connected to the conductive layer to form a loop.
  • the magnetic conductive layer includes a plurality of mutually independent ones, and the conductive layer includes a plurality of ones that are independent of each other and one-to-one corresponding to the plurality of magnetic conductive layers, each of the conductive The layers are connected in series with the corresponding magnetically conductive layer to form a loop.
  • the conductive layer includes a plurality of spiral rings spaced apart from each other, each of the spiral rings extending spirally along a circumferential direction of the insulating pot body and from a bottom wall of the insulating pot body The circumference extends to the center of the bottom wall of the insulating pot body, and the plurality of spiral rings are spirally and nested, and a plurality of the spiral rings are connected in series with the magnetic conductive layer.
  • the sum of the number of turns of the plurality of spiral loops is in the range of 4 to 30 turns.
  • the spiral ring includes two ends, and outer ends of the two spiral rings are respectively connected to the magnetic conductive layer, and inner ends of the two spiral rings are connected.
  • the total length of the conductive layer is greater than the length of the magnetically conductive layer extending in the circumferential direction.
  • the magnetic conductive layer has a ring shape with a notch, and both ends of the notch of the magnetic conductive layer are respectively connected to the conductive layer.
  • the magnetic conductive layer includes a plurality of upper and lower spaced intervals, and a plurality of the magnetic conductive layers are connected in parallel.
  • the width of the magnetically permeable layer is greater than the width of the electrically conductive layer.
  • At least one of the magnetic conductive layer and the conductive layer is attached to an outer surface of the insulating pot body.
  • the insulating pot body is a ceramic pot body that is open at the top.
  • a cooking appliance includes an induction coil wound around a hollow cylindrical shape, and an inner side of the induction coil is adapted to be placed in the inner pot described above.
  • a cooking appliance includes: an outer pot, an inner pot, and an induction coil.
  • the inner pot is disposed inside the outer pot, the inner pot is the inner pot described above; the induction coil is wound on the outer pot, the induction coil and the inner pot
  • the magnetically permeable layer is opposite.
  • FIG. 1 is a schematic view of an inner pot according to an embodiment of the present invention.
  • Fig. 2 is another schematic view of the inner pot of the embodiment of the present invention.
  • Fig. 3 is a schematic view showing the current flow of the inner pot of the embodiment of the present invention.
  • FIG. 4 is a schematic illustration of a cooking appliance in accordance with an embodiment of the present invention.
  • Figure 5 is a schematic illustration of an inner pot in accordance with another embodiment of the present invention.
  • Figure 6 is a schematic illustration of an inner pot in accordance with still another embodiment of the present invention.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, features defining “first” and “second” may include one or more of the features either explicitly or implicitly. In the description of the present invention, "a plurality” means two or more unless otherwise stated.
  • connection In the description of the present invention, it should be noted that the terms “installation”, “connected”, and “connected” are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or integrally connected; can be mechanical or electrical; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of the two components.
  • Connected, or integrally connected can be mechanical or electrical; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of the two components.
  • the specific meaning of the above terms in the present invention can be understood in a specific case by those skilled in the art.
  • An inner pot 100 suitable for electromagnetic heating according to an embodiment of the present invention will be described in detail below with reference to FIGS. 1 through 6.
  • an inner pot 100 suitable for electromagnetic heating includes an insulating pot body 11, a magnetic conductive layer 12, and a conductive layer 13.
  • the magnetic conductive layer 12 may be disposed on the peripheral wall of the insulating pot body 11, and the magnetic conductive layer 12 may extend in the circumferential direction of the insulating pot body 11.
  • the conductive layer 13 may be disposed on the bottom wall of the insulating pot body 11, and the conductive layer 13 may be connected in series with the magnetic conductive layer 12 to form a loop, so that the inner pot bottom wall may be heated.
  • the induction coil 21 can be disposed around the inner pot 100, and the inner pot feel The coil should be opposite to the magnetic conductive layer 12 on the inner pot 100. Therefore, during the energization process, the alternating current passes through the magnetic conductive layer 12 to generate an induced magnetic field, and the magnetic conductive layer is located in the alternating induced magnetic field. 12 will generate an induced electric field. Since the conductive layer 13 is connected in series with the magnetic conductive layer 12, the induced electric field generated by the magnetic conductive layer 12 will generate a current in the magnetically conductive layer 12 and the conductive layer 13 connected in series, and the current acts to generate heat. The pot 100 is heated.
  • the inner pot 100 suitable for electromagnetic heating since the magnetically permeable layer 12 and the conductive layer 13 are connected in series, when the current is induced, the current will follow the magnetic conductive layer 12 and the conductive layer. 13 is circulated, that is, heat is generated by the conductive layer 13 and the magnetic conductive layer 12, and therefore, the positions of the conductive layer 13 and the magnetic conductive layer 12 can be set as needed, thereby achieving heating of a predetermined position, and arranging the magnetic conductive layer reasonably In the case of the conductive layer 13 and 12, the inner pot 100 can be uniformly heated, thereby avoiding the problem of uneven heating in the inner pot 100 in which the magnetic conductive layer 12 and the conductive layer 13 are not provided.
  • a magnetic conductive layer 12 is disposed on the peripheral wall of the inner pot 100, and a conductive layer 13 is disposed on the bottom wall of the inner pot 100, and the conductive layer 13 is connected in series with the magnetic conductive layer 12, thereby heating the inner wall of the inner pot. The heating of the bottom wall of the inner pot is achieved, so that the inner pot 100 is heated more uniformly.
  • both the magnetic conductive layer 12 and the conductive layer 13 can generate heat by current, and the same or different materials can be used according to the actual use of the conductive layer 13 and the magnetic conductive layer 12.
  • the magnetic conductive layer 12 may be made of iron
  • the conductive layer 13 may be made of a material such as iron, aluminum, or copper.
  • the conductive layer 13 may be disposed in a meandering, spiraling or other manner, for example, the conductive layer 13 is disposed to extend inwardly from the periphery of the bottom wall of the insulating pot 11 to the conductive layer.
  • the middle portion of the third layer 13 and the outer end and the inner end of the conductive layer 13 are respectively connected to both ends of the magnetic conductive layer 12.
  • the conductive layer 13 may be in the form of a curved strip and cover the bottom wall of the insulating pot body 11. Thereby, it is equivalent to lengthening the length of the conductive layer 13, which is advantageous in increasing the uniformity of heating.
  • At least one of the conductive layer 13 and the magnetic conductive layer 12 includes a plurality, and each conductive layer 13 is connected in series with at least one magnetic conductive layer 12 to form a loop, and each The magnetic permeability layers 12 are all connected in series with the at least one conductive layer 13 to form a loop.
  • the uniformity of heating is further improved.
  • the conductive layer 13 may include a plurality of conductive layers 13 and may be connected in series with the magnetic conductive layer 12 to form a loop.
  • the magnetic conductive layer 12 may also include a plurality of magnetic conductive layers 12 and may be connected in parallel. Connecting with the conductive layer 13 to form a loop; more than a plurality of conductive layers 13 and magnetic conductive layers 12, a plurality of conductive layers 13 connected in parallel, a plurality of magnetic conductive layers 12 connected in parallel, and then a plurality of conductive layers connected in parallel 13 and a plurality of magnetically permeable layers 12 connected in parallel are connected in series to form a loop.
  • the magnetic conductive layer 12 may include a plurality of mutually independent ones, and the conductive layer 13 includes a plurality of ones that are independent of each other and corresponding to the plurality of magnetic conductive layers 12, and each of the conductive layers 13 is connected in series with the corresponding magnetic conductive layer 12. Form a loop. Thereby the uniformity of heating is further improved.
  • the conductive layer 13 may include a plurality of spiral rings 131 spaced apart from each other, and each of the spiral rings 131 may spirally extend along the circumferential direction of the insulating pot body 11 and The bottom wall of the insulating pot body 11 extends to the center of the bottom wall of the insulating pot body 11.
  • the plurality of spiral rings 131 may be spirally and nested in the same direction, and the plurality of spiral rings 131 are all connected in series with the magnetic conductive layer 12.
  • the conductive layer 13 may include two spiral rings 131 spaced apart from each other, and each of the spiral rings 131 may be spirally extended from the outside to the inside or from the inside to the outside in the circumferential direction of the insulating pot 11.
  • the two spiral rings 131 can be spirally arranged in the same direction and nested.
  • the number of turns of the spiral ring 131 is increased, so that the heat of the inner wall of the inner pot is more uniform.
  • the conductive layer 13 is not limited to the shape of the spiral ring 131 described above, and other shapes such as a "Z" shape, a “back” shape, or the like may be used as long as the circuit can be covered to the bottom wall of the inner pot 100.
  • the number of the spiral rings 131 may also be three, four or five, etc., and the plurality of spiral rings 131 may be connected in parallel to each other or in series.
  • a plurality of spiral rings 131 may be connected in series.
  • the current is easily passed, and the currents of the conductive layer 13 are substantially the same, so that the power of the conductive layer 13 is uniform, and the heat is evenly distributed.
  • the sum of the number of turns of the spiral ring 131 may range from 4 to 30 turns.
  • the conductive layer 13 may be in the form of a strip, and the number of intersections of the conductive layer 13 and any radial line on the bottom wall of the insulating pot body is in the range of 4 to 30.
  • the more the number of turns of the spiral ring 131 i.e., the longer the total length of the spiral ring 131), the more uniform the heating.
  • the specific number of turns of the spiral ring 131 can be adaptively set as needed.
  • the gap between the adjacent two loops of the spiral ring 131 can be specifically set according to the size of the inner pot 100 and the number of turns of the spiral ring 131 of the conductive layer 13.
  • the gap is set to ensure two adjacent circles. There is no interference between the spiral loops 131, and the number of turns of the spiral loops 131 is also made as large as possible so that the inner pot 100 can be heated more uniformly.
  • the spiral ring 131 may include two, and the outer ends of the two spiral rings 131 (for example, one end away from the center line of the insulating pot body 11 in FIG. 2) may be respectively connected to the magnetic conductive layer 12, and two spirals
  • the inner ends of the rings 131 (for example, one end of the center line of the insulating pot body 11 in Fig. 2) may be connected.
  • the magnetic conductive layer 12 and the conductive layer 13 can be formed into a closed loop, so that uniform heating of the inner pot 100 can be achieved.
  • the total length of the conductive layer 13 is greater than the length of the magnetically conductive layer 12 extending in the circumferential direction.
  • the conductive layer 13 covering the bottom wall of the insulating pot body 11 is understood to mean that the bottom wall of the insulating pot body 11 is located within the coverage of the conductive layer 13. Since the conductive layer 13 may be in a form in which the segments are spaced apart, the coverage of the conductive layer 13 should include a gap formed between the segments of the conductive layer 13.
  • the magnetically permeable layer 12 may be in the shape of a ring having a notch 121 and both ends of the magnetically permeable layer 12 (eg, the first end 122 and the second end 123 of the magnetically permeable layer 12 in FIG. 2). They may be connected to the conductive layer 13, respectively.
  • the magnetic conductive layer 12 may also be in the form of extending in the circumferential direction of the insulating pot body 11 and spiraling in the up and down direction.
  • the notch 121 can extend to the bottom surface of the inner pot 100, so that the magnetic conductive layer 12 can be an uninterrupted whole, thereby forming a closed curved circuit in the wall of the inner pot 100, thereby achieving internal Stereo heating of the pan 100.
  • the bottom wall of the inner pot 100 may be provided with two spiral coils 131 in the same direction.
  • the two spiral coils 131 may be connected to the central portion of the bottom of the inner pot 100, and the inner wall of the inner pot 100 may be provided.
  • the first end 122 of the magnetic conductive layer 12 and the second end 123 of the magnetic conductive layer 12 may be respectively connected to the bottom wall of the inner pot 100.
  • the opposite-direction spiral ring 131 is connected to both ends of the inner wall of the inner pot 100, respectively. Thereby, a closed loop can be formed between the magnetic permeability layer 12 and the conductive layer 13, so that the heat of the inner pot 100 can be made more uniform.
  • a portion of the closed loop may be located on the bottom surface of the inner pot 100 and another portion may be located on the side wall of the inner pot 100.
  • the magnetic conductive layer 12 when the magnetic conductive layer 12 generates a current under the action of the magnetic field generated by the electromagnetic induction coil, the current must pass through the curved loop of the side wall portion of the inner pot 100, and generates heat to the side wall of the inner pot 100.
  • the heating is performed so that the bottom surface of the inner pot 100 and the side wall of the inner pot 100 are simultaneously heated, so that the three-dimensional heating of the inner pot 100 can be realized, thereby solving the related art that the inner pot can only be heated at the bottom, which is easy to cause
  • the problem that the food coke or the inner pot is broken due to excessive local heating of the inner pot does not need to provide a plurality of induction coils to heat the inner pot, thereby making the inner pot 100 easy to manufacture and reducing the cost.
  • the magnetic permeability layer 12 may include a plurality of upper and lower (eg, up and down directions shown in FIG. 5) spaced apart, and the plurality of magnetic conductive layers 12 may be connected in parallel. Thereby, it is facilitated that the magnetic conductive layer 12 induces a magnetic field to generate an induced electromotive force to improve heating efficiency.
  • the magnetic conductive layer 12 can be relatively uniformly distributed on the outer peripheral wall of the inner pot 100, so that the contact area of the magnetic conductive layer 12 and the inner pot 100 can be increased to some extent, so that the inner pot 100 can be heated more uniformly.
  • the width of the magnetically permeable layer 12 may be greater than the width of the conductive layer 13.
  • the width of the spiral ring 131 forming the electromotive force end may be greater than or equal to the width of the conductive layer 13 on the bottom wall of the inner pot 100. Thereby, the inner pot 100 can be uniformly heated.
  • At least one of the magnetic conductive layer 12 and the conductive layer 13 may be attached to the outer surface of the insulating pot body 11.
  • the magnetic conductive layer 12 may be attached to the outer surface of the insulating pot body 11, and the conductive layer 13 may be attached to the bottom wall of the insulating pot body 11.
  • the conductive layer 13 and the magnetic conductive layer 12 may also be disposed inside the wall of the insulating pot body 11.
  • the conductive layer may be provided under the premise of ensuring safety and stability. 13 and in the magnetic permeability layer 12 At least a portion is provided on the inner surface of the insulating pot body 11.
  • the arrangement of the magnetic conductive layer 12 and the conductive layer 13 is not specifically limited in the present invention, and the practical adjustment can be adjusted according to needs.
  • the insulating pot body 11 may be a ceramic pot body that is open at the top. Thereby, the insulating pot body 11 can be made to have better chemical and thermal stability, and it is also advantageous to place the food material in the insulating pot body 11 or take out the food from the insulating pot body 11.
  • the insulating pot body 11 can be a ceramic pot body. Of course, the insulating pot body 11 can also be made of other materials such as aluminum or stainless steel. When the insulating pot body 11 is made of a material such as aluminum or stainless steel, it is necessary to laminate an insulating layer on the outer surface of the insulating pot body 11.
  • the magnetic permeability layer 12 can be made of a magnetically permeable material such as copper, aluminum, iron or stainless steel.
  • the composite method of the magnetic conductive layer 12 may be, for example, spraying, pasting, or electroplating, as long as a stable and reliable magnetic conductive layer 12 can be formed on the outer surface of the insulating pot body 11.
  • a cooking appliance 200 includes an induction coil 21, and the induction coil 21 is wound to form a hollow cylindrical shape, and the inner side of the induction coil 21 is adapted to be placed in the inner pot. 100.
  • the mouthfeel of the cooked food can be improved.
  • a cooking appliance 200 includes an outer pot (not shown), an inner pot, and an induction coil 21.
  • the inner pot may be disposed inside the outer pot, the inner pot may be the inner pot 100 described above, the induction coil 21 may be wound on the outer pot, and the induction coil 21 may be opposite to the magnetic conductive layer 12 on the inner pot 100. Thereby, an induced current can be formed, so that heat can be generated to heat the foodstuff.
  • the magnetic field of the notch 121 is provided on the side wall of the inner pot 100.
  • Both ends of the layer 12 eg, the first end 122 and the second end 123 of the magnetically permeable layer 12 in FIG. 2 may form an electromotive force due to the first end 122 and the second end 123 of the magnetically permeable layer 12 and the bottom of the inner pot.
  • the conductive layers 13 are connected so that a closing current is formed in the bottom conductive layer 13 and the peripheral magnetic conductive layer 12, so that heat can be generated at a place where the current passes to heat the inner pot 100. Further, since the conductive layer 13 at the bottom is uniformly distributed, the inner pot 100 can be uniformly heated, whereby the cooking utensil 200 can uniformly heat the food.
  • the inductive coil 21 and the magnetically permeable layer 12 of the present invention are opposite (or corresponding) to each other.
  • the induction coil 21 When the induction coil 21 is energized, the induced magnetic field generated by the induction coil 21 will cover the magnetic field. At least a portion of layer 12.
  • the coverage of the induction coil 21 referred to in the present invention refers to the coverage of the induced magnetic field generated by the induction coil 12 when the induction coil 21 is energized, or the effective coverage of the induced magnetic field generated by the induction coil 21, that is, In the coverage of the induction coil 21, the induction coil 21 generates a strong induced magnetic field, and an appropriate induced electromotive force can be generated on the magnetic conductive layer 12 by the induced magnetic field to form an induced electric field to heat the inner pot.
  • the sense of the invention Covering the entire magnetically permeable layer 12 with the coil 21 means that the induced magnetic field generated by the induction coil 21 covers the entire magnetically permeable layer 12.
  • the inner wall of the inner pot 100 without the induction coil 21 can also achieve heating of the inner bottom wall of the inner pot.
  • the position of the induction coil 21 can be flexibly set, so that the bottom wall of the entire cooking appliance 200 can be made thinner, which is more advantageous for miniaturization of the cooking appliance 200.
  • the entire induction coil 21 can be wound around the outer surface of the outer pot, so that the bottom induction coil holder can be omitted, which is more advantageous for cost saving.
  • the above embodiment of the present invention is described by taking an inner pot 100 suitable for electromagnetic heating as an example.
  • the inner pot 100 of the present invention can also be used for other cookware such as rice cookers, electric pressure cookers, induction cookers, etc., as long as the cooking utensils adopting the principle of electromagnetic heating fall within the protection scope of the present invention.

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Cookers (AREA)

Abstract

L'invention concerne un pot interne (100) approprié pour chauffage électromagnétique et un ustensile de cuisson le comprenant. Le pot interne (100) comprend : un corps de pot isolant (11), une couche magnétiquement conductrice (12) et une couche électriquement conductrice (13). La couche magnétiquement conductrice (12) est disposée sur une paroi circonférentielle du corps de pot isolant (11), ladite couche (12) s'étendant dans la direction circonférentielle du corps de pot isolant (11). La couche électriquement conductrice (13) est disposée sur une paroi inférieure du corps de pot isolant (11), ladite couche (13) et la couche magnétiquement conductrice (12) étant reliées en série pour former une boucle.
PCT/CN2016/101197 2015-12-31 2016-09-30 Pot interne approprié pour chauffage électromagnétique et ustensile de cuisson le comprenant Ceased WO2017113922A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201511034528.1A CN106923685B (zh) 2015-12-31 2015-12-31 适于电磁加热的内锅及具有其的烹饪器具
CN201511034528.1 2015-12-31
CN201521143762.3U CN205359167U (zh) 2015-12-31 2015-12-31 适于电磁加热的内锅及具有其的烹饪器具
CN201521143762.3 2015-12-31

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Publication Number Publication Date
WO2017113922A1 true WO2017113922A1 (fr) 2017-07-06

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109419367A (zh) * 2017-08-30 2019-03-05 Seb公司 包括配备有独立铁磁元件的底部的烹饪容器
TWI818649B (zh) * 2021-11-17 2023-10-11 大陸商珠海優特智廚科技有限公司 烹飪設備

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