EP4215020A1 - Dispositif de plaque de cuisson à induction et procédé de montage d'un dispositif de plaque de cuisson à induction - Google Patents

Dispositif de plaque de cuisson à induction et procédé de montage d'un dispositif de plaque de cuisson à induction

Info

Publication number
EP4215020A1
EP4215020A1 EP21773584.4A EP21773584A EP4215020A1 EP 4215020 A1 EP4215020 A1 EP 4215020A1 EP 21773584 A EP21773584 A EP 21773584A EP 4215020 A1 EP4215020 A1 EP 4215020A1
Authority
EP
European Patent Office
Prior art keywords
light
induction hob
worktop
transport
hob device
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.)
Pending
Application number
EP21773584.4A
Other languages
German (de)
English (en)
Inventor
Beatriz Arenas Jimenez
Noelia Borque Marquina
Cristina Diez Esteban
Pablo Jesus Hernandez Blasco
Diana Lascorz Pascual
Damaso Martin Gomez
Maria Elena Moya Albertin
Pilar Perez Cabeza
Julio Rivera Peman
Fernando Sanz Serrano
Piotr SZPRYNGWALD
Francisco Villuendas Lopez
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Hausgeraete GmbH
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
Application filed by BSH Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Publication of EP4215020A1 publication Critical patent/EP4215020A1/fr
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H05B6/06—Control, e.g. of temperature, of power
    • H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/10—Tops, e.g. hot plates; Rings
    • F24C15/102—Tops, e.g. hot plates; Rings electrically heated
    • F24C15/105—Constructive details concerning the regulation of the temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/08—Arrangement or mounting of control or safety devices
    • F24C7/082—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination
    • F24C7/083—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination on tops, hot plates
    • 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
    • H05B6/1209—Cooking devices induction cooking plates or the like and devices to be used in combination with them
    • H05B6/1218—Cooking devices induction cooking plates or the like and devices to be used in combination with them with arrangements using lights for heating zone state indication

Definitions

  • the invention relates to an induction hob device according to the preamble of claim 1 and a method for installing an induction hob device according to claim 15.
  • the object of the invention is in particular, but not limited to, providing a generic device with improved properties in terms of ease of use and assembly.
  • the object is achieved according to the invention by the features of claims 1 and 15, while advantageous configurations and developments of the invention can be found in the dependent claims.
  • An induction hob device in particular an under-worktop hob device, is proposed with a transport unit, which is assigned to a cooking zone of an induction hob, is provided for an arrangement in a recess of a worktop and, in an operating state, transports energy, in particular light and/or or heat, provided by the countertop.
  • Such a design allows energy to be transported through the worktop in a simple manner, in particular for optically marking the cooking zone and/or for measuring the temperature of cookware placed on the worktop.
  • an “induction hob device” should be understood to mean at least a part, in particular a subassembly, of an induction hob, whereby accessory units for the hob can also be included, such as a sensor unit for externally measuring the temperature of a cooking utensil and/or an item to be cooked.
  • the induction hob device can also include the induction hob.
  • an “induction hob” is to be understood as meaning a unit which has at least one heating unit and a supply unit and a control unit which is intended in particular to actuate the supply unit in the operating state to supply the heating unit with energy, in particular with electrical energy, wherein the heating unit is provided in the operating state, depending on a supply by the supply unit, in particular for providing electromagnetic energy to at least one cooking utensil placed on the worktop.
  • the heating unit preferably has a heating inductor.
  • the heating unit can have any number of further heating inductors, which are preferably mounted on a carrier unit of the induction hob in the operating state.
  • the induction hob prefferably has a plurality of heating units arranged in a matrix form, which can be combined as desired and adaptably to form cooking zones.
  • the induction hob preferably has a plurality of heating units, each of which is combined to form a predefined cooking zone.
  • the induction hob is advantageously free of hob plates.
  • the induction hob particularly advantageously has a housing unit, by means of which the induction hob is mounted on an underside of the worktop in the operating state and which particularly advantageously defines a receiving space at least for the heating unit.
  • An “under-worktop hob” is to be understood as meaning an induction hob which is arranged free of hob plates and, preferably completely, below the worktop.
  • the induction hob device can have a plurality of transport units; the induction hob device preferably has one transport unit per cooking zone of the induction hob. Including that the transport unit provides a transport of energy through the worktop is to be understood that the Transport unit has a higher conductivity for the energy compared to the worktop.
  • the transport unit preferably defines a transport path for the energy, which leads from an upper side of the worktop to the underside of the worktop.
  • top and bottom of the worktop are to be understood here in such a way that the top of the worktop is a side of the worktop that is aligned parallel to the main extension plane of the worktop, which side faces the operator in the operating state, and the bottom of the worktop is parallel to the main plane of extension of the worktop aligned further side of the worktop, which faces away from the operator in the operating state.
  • the transport unit it would be conceivable for the transport unit to have a sensor unit, for example a temperature sensor.
  • the transport unit is preferably free of sensor units. As a result, assembly safety can be increased. Sensitive components of the transport unit, which can easily be damaged during transport and/or assembly, can advantageously be dispensed with.
  • the transport unit could, for example, be fastened in the recess by a form fit between the transport unit and the recess.
  • the transport unit could be fastened in the recess by means of a fastening means, in particular an adhesive and/or an elastomer, which is intended to be arranged between the transport unit and the recess.
  • a “cooking zone” should be understood to mean an area above at least one heating unit of the induction hob, on which a cooking utensil can be placed to heat the cooking utensil in the operating state. It would be conceivable that several cooking zones can be combined to form an overall cooking zone, in particular to set up larger cookware such as roasters. It would be possible for the transport unit to be provided for an arrangement on an edge of the cooking zone, for example in order to visually mark a border of the cooking zone in the operating state. Preferably, the transport unit is intended to be located at a center of the cooking zone.
  • a “centre” of the cooking zone is to be understood as a circular area which, when viewed perpendicularly on a main extension plane of the worktop, is centered around a center point of the cooking zone and extends over at most 15% and preferably at most 10% of an area of the cooking zone.
  • a "main extension level" of a structural unit is to be understood as a level the one which is parallel to a largest side surface of the smallest imaginary cuboid, which just completely encloses the structural unit, and in particular runs through the center point of the cuboid.
  • the transport unit can be used to visually mark the center of the cooking zone in the operating state.
  • a correct arrangement of cooking utensils on the cooking zone can advantageously be ensured and/or an operator can be warned of residual heat in the cooking zone. It is particularly advantageous to dispense with marking the cooking zone by engraving and/or imprinting the worktop.
  • the worktop can, for example, consist of wood and/or a mineral, in particular granite, and/or ceramic. It would be conceivable for the worktop to have engravings and/or imprints, in particular for marking the cooking zone; the worktop is preferably free of engravings and/or imprints.
  • the worktop in particular in contrast to a hob top, is provided in addition to a setting up of cookware to provide a food preparation area in which, for example, food can be cut and/or mixed and/or peeled and/or pounded.
  • Provided is intended to mean specifically designed and/or equipped.
  • the fact that an object is provided for a specific function should be understood to mean that the object fulfills and/or executes this specific function in at least one application and/or operating state.
  • the transport unit is arranged on the top or bottom or in an interior of the worktop. In order to ensure that the energy is transported completely through the worktop, it is proposed that the transport unit is intended to completely penetrate the worktop.
  • An object “completely penetrating” another object is to be understood as meaning that a straight line can be drawn through the object, which connects two opposite sides of the further object without intersecting the further object.
  • the recess is designed as a perforation in the worktop; for example, the recess could be produced by drilling through and/or sawing out and/or cutting out.
  • the transport unit advantageously transports the energy from the upper side of the worktop to the underside of the worktop.
  • An upper side of the transport unit is preferably aligned with the upper side of the worktop, whereby cooking utensils can be prevented from bumping into the transport unit when the cooking utensils are set up. This completely eliminates any impairment of the transport of energy through the worktop.
  • the transport unit has a heat transport element.
  • a “heat transport element” should be understood to mean an element which has a higher thermal conductivity in comparison to the worktop and which transports heat in the operating state.
  • the heat transport element at 0°C has a thermal conductivity of at least 10 W/m*k, advantageously at least 50 W/m*k and particularly advantageously at least 100 W/m*k.
  • the heat transport element preferably has a specific thermal capacity of at most 900 J/kg*K and/or a coefficient of expansion of at most 10′ 6 K′ 1 .
  • the heat transport element particularly preferably withstands operating temperatures of up to 300°C.
  • the transport unit can have any number of heat transport elements.
  • the heat transport element is preferably provided to completely penetrate the worktop.
  • the heat transport element could have a ceramic and/or a mineral, in particular aluminum oxide and/or aluminum nitride, and/or an adhesive.
  • the heat transport element is particularly preferably provided for contacting a cooking utensil base of a cooking utensil placed on the cooking zone with a first end of the heat transport element in the operating state.
  • the heat transport element is advantageously provided to contact the temperature sensor in the operating state with a second end of the heat transport element, which is preferably aligned opposite the first end. It would be conceivable that the temperature sensor is part of the transport unit and is intended to be arranged in the receptacle.
  • the temperature sensor could also be attached to the transport unit and/or the worktop.
  • the temperature sensor is preferably designed separately from the transport unit and is advantageously arranged below the worktop; the temperature sensor is particularly advantageously provided for mounting on the carrier unit of the induction hob.
  • the temperature sensor is arranged in a central area of the heating unit, which is free of heating inductor windings. This allows precise temperature measurement of cookware placed on the worktop without having to use external temperature sensors. Common temperature sensors arranged below the worktop, which save space can be installed efficiently and safely. A temperature difference between the set cooking utensil and the temperature sensor can be reduced particularly advantageously.
  • the heat transport element is at least essentially shaped as a body of revolution.
  • the fact that an element is "essentially" shaped as a specific geometric body is to be understood to mean that a volume filled by the element is at least 80%, advantageously at least 90% and particularly advantageously of an ideal geometric body arranged in the volume can be filled out completely.
  • the heat transport element is free of corners and edges. It would be conceivable for the heat transport element to have an oval or annular shape when viewed perpendicularly; the heat transport element preferably has a circular shape when viewed perpendicularly. As a result, a heat gradient within the heat transport element can be minimized in the operating state.
  • the heat transport element could be shaped as a cylinder and/or hollow cylinder and/or cone and/or hollow cone.
  • the heat transport element is at least essentially shaped as a truncated cone.
  • the heat transport element is preferably provided to be arranged in the recess in such a way that a tip of the heat transport element is aligned in the direction of the underside of the worktop. As a result, a higher heat transport from the bottom of the cooking utensil to the temperature sensor can be achieved.
  • the heat transport element could consist of aluminum oxide.
  • Other possible materials are aluminum nitride (AIN), silicon carbide (SiC) and sapphire (a- AI2O3).
  • the heat transport element particularly preferably has SiC.
  • the heat transport element consists entirely of SiC.
  • the transport unit could possibly be provided exclusively for transporting heat.
  • the transport unit preferably has, in particular in addition to the heat transport element, a light transmission which is transparent at least for visible light. port element up.
  • “Visible light” should be understood to mean, in particular, electromagnetic radiation from a wavelength range from 380 nm to 780 nm.
  • a “light-transporting element” is to be understood as meaning an element which has a higher light transmittance than the worktop and which transports light in the operating state.
  • the fact that an element is “transparent” for visible light should be understood to mean that light incident on one side of the element emerges on an opposite, further side of the element as light emerging, which can be seen by the human eye.
  • an intensity of the emerging light corresponds to at least 70%, advantageously at least 80% and particularly advantageously at least 90% of an intensity of the incident light.
  • the light transport element is additionally transparent to infrared light and/or ultraviolet light.
  • the light-transporting element is preferably designed as a diffuser element.
  • a “diffuser element” should be understood to mean an element from which incident, directed light emerges as diffuse, emerging light.
  • the light transport element has a light exit surface, with the light transport element being intended to be arranged in the recess in such a way that the light exit surface is aligned in the direction of the upper side of the worktop and the diffuse emerging light exits distributed homogeneously over the entire light exit surface.
  • the light transport element can have a mineral such as quartz, borosilicate, glass ceramic and/or sapphire. This allows uniform and efficient lighting of the cooking zone to be achieved in a simple and compact manner.
  • the light-transporting element could be in the form of an optical waveguide element.
  • An “optical waveguide element” is to be understood as meaning an element which comprises at least one optical waveguide and which, in particular in the operating state, is provided for light, in particular visible light, in particular in a targeted and/or directed manner, from a first region into at least one area which is different from the first and / or to transport spaced second area.
  • An “optical waveguide” is to be understood in particular as an element which, in the operating state, transmits electromagnetic radiation, in particular visible light and/or infrared radiation, advantageously both visible light and infrared radiation, in the longitudinal direction of the optical waveguide, in particular transports it, preferably via Total reflections within the fiber optic cable.
  • the optical waveguide prevents entry and/or exit in the operating state at least substantially of electromagnetic radiation in directions oriented at least substantially perpendicularly to the direction of longitudinal extension of the optical waveguide.
  • a “longitudinal direction” of an object is to be understood as meaning a direction which is aligned parallel to a longest side of the smallest imaginary geometric cuboid which just about completely encloses the object.
  • the term "substantially perpendicular” is intended to define an alignment of a direction relative to a reference direction, with the direction and the reference direction, particularly viewed in one plane, enclosing an angle of 90° and the angle has a maximum deviation of, in particular, less than 8° , advantageously less than 5° and particularly advantageously less than 2°.
  • the light-transporting element prefferably has an angular shape.
  • the light-transporting element is preferably formed at least essentially as a body of revolution. It would be conceivable for the heat transport element to have an oval or circular shape when viewed perpendicularly; the heat transport element preferably has an annular shape when viewed perpendicularly. As a result, uniform illumination by the light transport element can be guaranteed.
  • the induction hob device has a light source unit which is intended to provide light for conduction through the light transport element in the operating state.
  • a “light source unit” should be understood to mean a unit which has at least one light source and which, in at least one operating state, provides light, in particular visible light, in particular by means of the light source.
  • the light source unit has at least two light sources; alternatively, the light source unit could have a multiplicity of light sources.
  • the light source of the light source unit could be in the form of an incandescent lamp and/or halogen lamp and/or LED, for example.
  • the light source unit could theoretically be attached to the transport unit and/or the worktop.
  • the light source unit is preferably provided for mounting on the carrier unit.
  • the light source unit is particularly preferably provided for activation by the control unit, in particular for adjusting a color and/or light intensity and/or flashing frequency of the light provided by the light source unit.
  • a residual heat of the cooking zone and/or a heating operation of the cooking zone and/or a standby mode of the cooking zone could be caused by the light source unit Asked light be recognizable and advantageously distinguishable from each other.
  • light can be provided for transport through the light transport element in a simple and compact manner.
  • the induction hob device have a light guide element which is intended to guide light from the light source unit to the light transport element in the operating state.
  • the light-guiding element it would be conceivable for the light-guiding element to be in the form of an optical waveguide element.
  • the light guide element is preferably designed as a diffuser element.
  • the light-guiding element could be made of the same material as the light-transporting element and, in particular, could be formed in one piece with the light-transporting element. “In one piece” is to be understood in particular as being materially connected, such as by a welding process and/or adhesive process, etc., and particularly advantageously molded, such as by being produced from a single cast and/or by being produced in a one-component or multi-component injection molding process.
  • the light-guiding element is advantageously formed separately from the light-transporting element and in particular has a polymer, for example silicone and/or PMMI.
  • the light-guiding element could theoretically be attached to the transport unit and/or the worktop.
  • the light guide element is particularly advantageously provided for mounting on the carrier unit.
  • the light-transporting element and the heat-transporting element preferably form a coherent surface in the operating state and when viewed perpendicularly, in particular an oval, preferably a circle. It would be conceivable for the light-transporting element and the heat-transporting element to be arranged next to one another in the operating state, for example the light-transporting element and the heat-transporting element could be designed as half cylinders and form two halves of a circle in the operating state and when viewed perpendicularly. In order to simplify construction and assembly of the transport unit, it is proposed that the light transport element and the heat transport element be arranged concentrically to one another in the operating state. For example, the light-transporting element could be designed as a cylinder and surrounded by the heat-transporting element.
  • the light-transporting element can be inserted into the heat-transporting element or vice versa to form the transport unit; in particular, the light-transporting element and the heat-transporting element could be fastened to one another by a form fit or by an adhesive; the light-transporting element can preferably be fastened to the heat-transporting element by a melting or spraying process. In this way, a compact and easily mountable construction of the transport unit can be achieved.
  • the light-transporting element radially completely surrounds the heat-transporting element in the operating state, at least when viewed perpendicularly.
  • the heat transport element is preferably designed as a cylinder or cone or truncated cone and the light transport element as a corresponding hollow cylinder or hollow cone or hollow truncated cone.
  • the transport unit is particularly preferably designed as a cylinder consisting of the light transport element and the heat transport element. In this way, in particular, a construction of the transport unit can be further improved.
  • a system with the induction hob device and the worktop is also proposed. As a result, energy can be transported through the worktop in a simple manner.
  • a method for assembling an induction hob device in particular the induction hob device, is proposed, wherein a worktop is provided with a recess per cooking zone of an induction hob and transport units are arranged inside the recesses to transport energy through the worktop. This allows energy to be transported through the worktop in a simple manner.
  • the induction hob device should not be limited to the application and embodiment described above.
  • the induction hob device can have a number of individual elements, components and units that differs from a number specified here in order to fulfill a function described herein.
  • Fig. 1 A system with an induction hob device and a worktop in a view from above,
  • FIG. 2 shows the system in a sectional view along the section line A-A in FIG. 1 , FIG.
  • Fig. 4 shows a further exemplary embodiment of the system in a schematic sectional view analogous to section line A-A in Fig. 1,
  • Fig. 5 shows another embodiment of the system in a schematic sectional view analogous to the section line A-A in Fig. 1 and
  • Fig. 6 shows a further embodiment of the system in a schematic sectional view analogous to the section line A-A in Fig. 1.
  • Figures 1 and 2 show a system 30a with an induction hob device 10a and a worktop 20a.
  • the induction hob device 10a is designed as a worktop hob device.
  • the induction hob device 10a has four transport units 12a, which are designed to be identical to one another, which is why only one of the transport units 12a is described below.
  • the induction hob device 10a has an induction hob 16a. Alternatively, the induction hob device 10a could be formed entirely by the transport units 12a.
  • the induction hob 16a is designed as an under-worktop hob.
  • the induction hob 16a has four cooking zones 14a.
  • the induction hob 16a has four heating units 42a. One of the heating units 42a is assigned to each of the cooking zones 14a.
  • the induction hob 16a could have any other number of cooking zones 14a and/or heating units 42a.
  • One of the transport units 12a is assigned to each of the cooking zones 14a.
  • the functional relationship between each of the cooking zones 14a, heating units 42a and transport units 12a is identical here, which is why only one of the cooking zones 14a and one of the heating units 42a will be described below.
  • the countertop 20a is made of granite. Alternatively, the countertop 20a could be ceramic or wood.
  • the worktop 20a has four recesses 18a which are identical to one another, which is why only one of the recesses 18a is described below.
  • the recess 18a is located at a center of the cooking zone 14a.
  • the transport unit 12a is arranged in the recess 18a.
  • the transport unit 12a is fastened in the recess 18a by a form fit between the transport unit 12a and the recess 18a.
  • the transport unit 12a could be fixed in the recess 18a by means of an adhesive or an elastomer.
  • the transport unit 12a provides transport of energy through the worktop 20a.
  • the transport unit 12a penetrates the worktop 20a completely.
  • the transport unit 12a is designed as a cylinder inserted into the recess 18a.
  • the transport unit 12a is aligned with an upper side 32a of the worktop 20a.
  • the transport unit 12a has a heat transport element 22a.
  • the heat transport element 22a provides transport of heat through the worktop 20a.
  • the heat transport member 22a is shaped as a cylinder.
  • the heat transport element 22a consists of SiC.
  • the heat transport element 22a makes contact, towards the upper side 32a, with a cooking utensil 34a placed on the cooking zone 14a, which is not shown in FIG. 1 for the sake of clarity.
  • the heat transport element 22a makes contact with a temperature sensor 38a on an underside 36a of the worktop 20a.
  • the temperature sensor 38a can be in the form of any type of temperature sensor, for example an NTC temperature sensor.
  • the transport unit 12a has a light transport element 24a that is transparent to visible light.
  • Light transport element 24a provides transport of light through worktop 20a.
  • the light-transporting element 24a is designed as a hollow cylinder.
  • the light-transporting element 24a is made of quartz. Alternatively, the light transporting element 24a could be made of other visible light transparent minerals.
  • the light-transporting element 24a is designed as a diffuser element.
  • the induction hob device 10a has a light source unit 26a.
  • the light source unit 26a provides light for guidance through the light transport element 24a.
  • the light source unit 26a has two light sources 44a.
  • the light source unit 26a could have any other number of light sources 44a.
  • the light sources 44a are in the form of LEDs.
  • the light sources 44a could be designed as incandescent lamps or halogen lamps.
  • the light sources 44a are arranged on the underside 36a.
  • the light sources 44a emit light toward the top 32a.
  • the light sources 44a emit the light directly onto the light transport element 24a.
  • the light-transporting element 24a and the heat-transporting element 22a are arranged concentrically to one another.
  • the light-transporting element 24a completely surrounds the heat-transporting element 22a.
  • the heat transport element 22a is attached to the light transport element 24a by a form fit between the light transport element 24a and the heat transport element 22a.
  • the heat transport element 22a is plugged into the light transport element 24a.
  • the heat transport element 22a could be attached to the light transport element 24a via an adhesive or an elastomer.
  • the induction hob 16a has a carrier unit 40a.
  • the carrier unit 40a serves to hold the heating unit 42a.
  • the carrier unit 40a is used to hold the temperature sensor 38a.
  • the carrier unit 40a serves to hold the light source unit 26a.
  • the light source unit 26a could be spaced apart from the carrier unit 40a and connected to the light transport element 24a by optical waveguide elements.
  • FIG. 3 shows a schematic process diagram of a method for assembling the induction hob device 10a.
  • a piercing step 100a an unmachined worktop (not shown) is pierced four times with a drill to produce the recesses 18a.
  • the piercing step 100a could be a have any other number of perforations in the unprocessed worktop.
  • a sawing step (not shown) could be carried out, in which the recesses 18a are sawn out of the unprocessed worktop.
  • the unprocessed worktop becomes the worktop 20a.
  • an insertion step 110a the heat transport element 22a is inserted into the light transport element 24a to form the transport unit 12a.
  • the transport unit 12a is then inserted into the recess 18a. This is repeated four times.
  • the plugging step 110a follows the piercing step 100a.
  • an attachment step 120a the induction hob 16a is attached to the underside 36a of the worktop 20a to form the system 30a.
  • the attaching step 120a follows the plugging step 110a.
  • a laying step 130a the entire system 30a is mounted on a kitchen work station (not shown).
  • the laying step 130a follows the fastening step 120a.
  • FIGS. 1 to 3 Three further exemplary embodiments of the invention are shown in FIGS.
  • the following descriptions are essentially limited to the differences between the exemplary embodiments, with reference being made to the description of the exemplary embodiment in FIGS. 1 to 3 with regard to components, features and functions that remain the same.
  • the letter a in the reference numbers of the exemplary embodiment in FIGS. 1 to 3 is replaced by the letters b to d in the reference numbers of the exemplary embodiment in FIGS.
  • FIG. 4 shows a further exemplary embodiment of a system 30b.
  • the system 30b has an induction hob device 10b.
  • the induction hob device 10b has a light transport element 24b.
  • the induction hob device 10b has a light source unit 26b.
  • the induction hob device 10b has a light-guiding element 28b.
  • the light guide element 28b guides light from the light source unit 26b to the light transport element 24b.
  • the light guide element 28b is designed as a diffuser element. Alternatively, the light-guiding element 28b could be in the form of an optical waveguide element.
  • the light guide element 28b is arranged below the light transport element 24b. not.
  • the light-guiding element 28b and the light-transporting element 24b are formed in one piece with one another.
  • the light-guiding element 28b consists of two opposite wings 46b with respect to the light-transporting element 24b.
  • Light sources 44b of the light source unit 26b each emit light onto one of the wings 46
  • FIG. 5 shows another exemplary embodiment of a system 30c.
  • the system 30c has an induction hob device 10c.
  • the induction hob device 10c has an induction hob 16c.
  • the induction hob device 10c has a light transport element 24c.
  • the induction hob device 10c has a light source unit 26c.
  • the induction hob device 10c has a light-guiding element 28c.
  • the light guide element 28c guides light from the light source unit 26c to the light transport element 24c.
  • the light guide element 28c is designed as a diffuser element.
  • the light-guiding element 28c is arranged below the light-transporting element 24c.
  • the light-guiding element 28c is formed separately from the light-transporting element 24c.
  • the light-guiding element 28c is designed as a flexible light-guiding strip.
  • a carrier unit 40c of the induction hob 16c holds the light-guiding element 28c.
  • the light guide element 28c has a recess 18c which accommodates a temperature sensor 38c of the induction hob device 10c.
  • light sources 44c of the light source unit 26c each emit light onto one end of the light-guiding element 28b.
  • FIG. 6 shows a further exemplary embodiment of a system 30d.
  • the system 30d has a worktop 20d.
  • the system 30d has an induction hob device 10d.
  • the induction hob device 10d has a transport unit 12d.
  • the transport unit 12d has a heat transport element 22d.
  • the heat transport element 22d is shaped as a truncated cone.
  • the transport unit 12d is free of light transport elements and light source units.
  • the heat transport element 22d is fixed in a recess 18d of the worktop 20d by means of an adhesive 48d. Reference sign

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electric Stoves And Ranges (AREA)
  • Cookers (AREA)

Abstract

Afin de transporter de l'énergie dans un plan de travail d'une manière simple, un dispositif de plaque de cuisson à induction (10a-d), en particulier un dispositif de plaque de cuisson situé sous le plan de travail, est décrit, comprenant une unité de transport (12a-d) qui est associée à une zone de cuisson (14a-d) d'une plaque de cuisson à induction (16a-d), est destinée à être disposée dans un évidement (18a-d) ménagé dans le plan de travail (20a-d) et, dans un état de fonctionnement, transporte de l'énergie dans le plan de travail (20a-d).
EP21773584.4A 2020-09-18 2021-09-09 Dispositif de plaque de cuisson à induction et procédé de montage d'un dispositif de plaque de cuisson à induction Pending EP4215020A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20382825 2020-09-18
PCT/EP2021/074760 WO2022058228A1 (fr) 2020-09-18 2021-09-09 Dispositif de plaque de cuisson à induction et procédé de montage d'un dispositif de plaque de cuisson à induction

Publications (1)

Publication Number Publication Date
EP4215020A1 true EP4215020A1 (fr) 2023-07-26

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EP21773584.4A Pending EP4215020A1 (fr) 2020-09-18 2021-09-09 Dispositif de plaque de cuisson à induction et procédé de montage d'un dispositif de plaque de cuisson à induction

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WO (1) WO2022058228A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023117505A1 (fr) * 2021-12-20 2023-06-29 BSH Hausgeräte GmbH Système de cuisson

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4745012B2 (ja) * 2005-09-30 2011-08-10 株式会社東芝 加熱調理器
KR102493148B1 (ko) * 2016-03-28 2023-01-27 엘지전자 주식회사 테이블
DE102018121082A1 (de) * 2018-08-29 2020-03-05 Miele & Cie. Kg Kochfeldsystem und Verfahren zur Herstellung einer Arbeitsplatte

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