EP3560284B1 - Dispositif d'appareil de cuisson et procédé d'assemblage d'un dispositif d'appareil de cuisson - Google Patents

Dispositif d'appareil de cuisson et procédé d'assemblage d'un dispositif d'appareil de cuisson Download PDF

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Publication number
EP3560284B1
EP3560284B1 EP17829286.8A EP17829286A EP3560284B1 EP 3560284 B1 EP3560284 B1 EP 3560284B1 EP 17829286 A EP17829286 A EP 17829286A EP 3560284 B1 EP3560284 B1 EP 3560284B1
Authority
EP
European Patent Office
Prior art keywords
heating coil
unit
holding
retaining
cooking appliance
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.)
Active
Application number
EP17829286.8A
Other languages
German (de)
English (en)
Other versions
EP3560284A1 (fr
Inventor
Jose Maria De La Cuerda Ortin
Juan Jose Galindo Perez
Pablo Jesus Hernandez Blasco
Izaskun JACA EQUIZA
Ignacio Lope Moratilla
Damaso Martin Gomez
Maria Elena Moya Albertin
Carlos Obon Abadia
Jose Joaquin Paricio Azcona
Alvaro RIGUAL ITURRIA
Pablo RUIZ ARNAL
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
Priority to PL17829286T priority Critical patent/PL3560284T3/pl
Publication of EP3560284A1 publication Critical patent/EP3560284A1/fr
Application granted granted Critical
Publication of EP3560284B1 publication Critical patent/EP3560284B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H05B6/10—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
    • H05B6/1245—Cooking devices induction cooking plates or the like and devices to be used in combination with them with special coil arrangements
    • 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
    • H05B6/129—Cooking devices induction ovens
    • 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
    • F24C7/06—Arrangement or mounting of electric heating elements
    • 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/02—Details
    • H05B3/06—Heater elements structurally combined with coupling elements or holders
    • 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/68—Heating arrangements specially adapted for cooking plates or analogous 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
    • H05B6/36—Coil arrangements
    • 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
    • H05B6/36—Coil arrangements
    • H05B6/362—Coil arrangements with flat coil conductors
    • 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
    • H05B2206/00—Aspects relating to heating by electric, magnetic, or electromagnetic fields covered by group H05B6/00
    • H05B2206/02—Induction heating
    • H05B2206/022—Special supports for the induction coils

Definitions

  • the invention relates to a cooking device device according to the preamble of claim 1 and a method for assembling a cooking device device according to claim 12.
  • Cooking devices with several heating coils are known from the prior art, which are mechanically fixed in an assembled state by means of a fixing device.
  • Corresponding examples are, for example, in GB 335 160 A , or in US 2011/155723 A1 disclosed.
  • the object of the invention is in particular to provide a generic cooking appliance device with improved properties with regard to stability.
  • the object is achieved by the characterizing features of claim 1 and by the features of claim 12, while advantageous configurations and developments of the invention can be found in the subclaims.
  • the invention is based on a cooking appliance device, in particular an oven device and advantageously an induction oven device, with at least one heating coil, which has at least two, advantageously at least four and particularly preferably at least eight, turns, and with at least one fixing device that holds the heating coil in an assembled state at least partially, in particular at least to a large extent and particularly preferably completely, mechanically fixed.
  • the fixing device comprises a carrier unit and a holding unit, in particular formed separately from the carrier unit, which in the assembled state fixes each of the turns separately on the carrier unit, in particular in such a way that a mechanical movement of the turns relative to one another and / or relative to the carrier unit is at least substantially prevented.
  • a "cooking device device” should be understood to mean in particular at least a part, in particular a subassembly, of a cooking device, in particular a hob, a grill device, a microwave and / or preferably an oven.
  • the cooking appliance is advantageously designed as an induction cooking appliance, in particular as an induction hob, as an induction grill appliance, as an induction microwave and / or particularly preferably as an induction oven.
  • heating coil is to be understood as meaning, in particular, an advantageously inductive element, in particular a heating element, which in particular consists of at least one, preferably exactly one, heating line, in particular a heating conductor, and in particular has a plurality of turns, in particular in several planes and / or advantageously in one plane.
  • the heating coil can in particular have a circular, oval and / or preferably rectangular shape and / or contour.
  • the heating coil could for example be designed as a resistance heating element.
  • the heating coil is advantageously designed as an induction heating element.
  • a "turn” of a heating coil should be understood to mean precisely one revolution of the heating coil, in particular the heating line of the heating coil, by 360 °, in particular relative to a central reference point, in particular a geometric center point, of the heating coil and, in particular, when viewed perpendicularly to a main plane of extent of the heating coil.
  • “Provided” is to be understood in particular as specifically designed and / or equipped. The fact that an object is provided for a specific function should be understood in particular to mean that the object fulfills and / or executes this specific function in at least one application and / or operating state.
  • a “carrier unit” is to be understood in this context in particular as a unit which is advantageously at least partially dimensionally stable and which is provided to carry an object arranged on and / or on the carrier unit, in particular the heating coil, and in particular a weight of the object , in particular the heating coil, at least partially.
  • the carrier unit can in particular comprise at least one carrier element or a plurality of carrier elements.
  • the at least one carrier element preferably consists at least partially and preferably to a large extent of a solid, in particular plastic and / or preferably electrically insulating material, preferably mica.
  • at least two of the carrier elements are furthermore arranged in a common plane.
  • a "holding unit” is to be understood in particular as a unit which is provided to preferably hold the object, in particular the heating coil and preferably each turn of the heating coil separately, on the carrier unit, in particular arranged on and / or on the carrier unit non-positively and / or positively, so that in particular a mechanical movement of the object, in particular the heating coil and preferably each turn of the heating coil, is at least substantially prevented.
  • the holding unit preferably comprises at least two, preferably at least four and particularly preferably at least eight, in particular formed separately from one another, holding elements, with each of the turns preferably at least one of the holding elements is assigned.
  • the holding unit fixes each of the turns separately on the carrier unit in the assembled state
  • the holding unit advantageously encompasses at least a large part of each of the turns.
  • at least one holding element of the holding unit enables, individually, in particular spatially separated from at least one further holding element of the holding unit, an, advantageously non-positive and / or positive, fixing of a region of a single turn of the heating coil on at least one carrier element of the carrier unit.
  • the expression “at least substantially prevented” should also be understood to mean that a maximum freedom of movement of the windings relative to one another and / or relative to the carrier unit is at most 5 mm, advantageously at most 1 mm, preferably at most 2 mm and particularly preferably at most 0.5 mm.
  • the expression “at least a large part” should be understood to mean in particular at least 55%, advantageously at least 65%, preferably at least 75%, particularly preferably at least 85% and particularly advantageously at least 95%.
  • This configuration of the cooking appliance device can, in particular, achieve advantageous stability.
  • a stable spatial fixation of the heating coil with different geometries can be achieved even at high temperatures from 500 ° C. without functional restrictions.
  • an advantageously simple assembly and / or production can be achieved, whereby in particular material and / or costs can be saved.
  • the holding unit at least partially, preferably at least a large part and particularly preferably completely, consists of a material with a thermal expansion coefficient which is at least essentially identical to a thermal expansion coefficient of the heating coil.
  • At least one holding element of the holding unit preferably consists of a metal, in particular an alloy and / or advantageously steel and / or copper.
  • the holding unit comprises a plurality of, advantageously separate and / or separate holding elements, in particular the holding elements already mentioned, wherein at least one of the turns comprises at least two of the Holding elements are assigned.
  • the holding elements are advantageously arranged distributed in the circumferential direction of the turn.
  • at least one of the turns and advantageously each of the turns of the heating coil are assigned at least two, preferably at least three and particularly preferably at least four holding elements. A particularly stable fixation of the windings on the carrier unit can thereby advantageously be achieved.
  • the holding unit be at least partially formed in one piece with the heating coil.
  • an object is "at least partially in one piece” with another object is to be understood in particular as meaning that the objects have at least one common component and / or at least one component of the object and / or the object in one piece with at least one Component of the further object and / or the further object is connected and / or formed.
  • all components of the object are preferably designed in one piece with at least one component of the further object.
  • “in one piece” is to be understood in particular to be at least cohesively connected and / or designed with one another.
  • the material bond can be produced, for example, by an adhesive process, an injection molding process, a welding process, a soldering process and / or another process.
  • it is to be understood as being formed in one piece from one piece and / or in one piece.
  • This one piece is preferably produced from a single blank, a mass and / or a casting.
  • at least one holding element of the holding unit is formed in one piece with the heating coil.
  • the holding unit has at least one holding element which is designed as a holding clip, a holding hook, a holding clamp and / or a holding bolt.
  • the holding unit can have at least one holding element which, in the direction of a turn course of the heating coil, has an extension which is at most 40%, preferably at most 30% and particularly preferably at most 20%, of a material extension, in particular a material thickness, of the turns, in particular perpendicular to one Considered the main extension plane of the heating coil is.
  • a "main plane of extent" of an object is to be understood in particular as a plane which is parallel to a largest side surface of a smallest, in particular an imaginary cuboid which just completely encloses the object and in particular runs through a center point, in particular a geometric center point, of the cuboid.
  • the carrier unit is at least partially, preferably at least to a large extent and particularly preferably completely, designed to be electrically insulating.
  • the carrier unit consists at least partially of an electrically insulating material, in particular of mica and / or plastic. In this way, in particular, increased operational reliability can be guaranteed and operating costs can advantageously be reduced.
  • the carrier unit comprises a plurality of at least essentially strip-shaped carrier elements.
  • An "at least essentially strip-shaped object” is to be understood as meaning, in particular, an object which has a shape and / or contour that is different from a strip-shaped reference object with an area fraction of at most 15%, advantageously at most 10% and particularly preferably at most 5% deviates. As a result, fixing of the turns in all spatial directions can advantageously be increased.
  • the carrier elements are arranged at least substantially perpendicular to one another in an assembled state.
  • the fact that the carrier elements are "arranged essentially perpendicular to one another" is to be understood here in particular as meaning that the longitudinal axes of two strip-shaped carrier elements that are adjacent along the winding direction of the heating coil enclose an angle which is in particular less than 12 °, advantageously less than 7 ° and particularly advantageously deviates by less than 2 ° from 90 °.
  • an advantageously simple and, in particular, stable alignment can be achieved.
  • the carrier unit have at least one holding recess for receiving the holding unit.
  • the carrier unit preferably has a plurality of holding recesses.
  • a number of holding recesses is particularly preferably adapted to a number of holding elements.
  • One of the holding recesses is advantageously assigned to each of the holding elements.
  • the holding recesses are preferably designed as an opening corresponding to the holding element. This can in particular assembly can be facilitated and / or stable fixation can be achieved.
  • the cooking appliance device comprises a positioning unit which is provided for positioning the holding unit and / or the carrier unit relative to the heating coil.
  • a “positioning unit” is to be understood in particular as a unit, in particular with at least one positioning element, which is provided in particular to align the holding unit, the carrier unit and / or the heating coil relative to one another.
  • the positioning unit is preferably designed in one piece with the heating coil.
  • the positioning element could for example be designed in the form of a hook.
  • the positioning element is preferably designed as a notch, preferably in the form of a recess, advantageously on both sides, of the heating coil, in particular the heating line of the heating coil and / or a recess in the center of the heating coil.
  • the positioning unit preferably has a plurality of positioning elements.
  • a number of positioning elements is particularly preferably adapted to a number of holding elements.
  • One of the positioning elements is advantageously assigned to each of the holding elements. In this way, in particular, an advantageously simple alignment can be achieved.
  • a method for assembling a cooking appliance device which has at least one heating coil with at least two turns and which has at least one fixing device which mechanically fixes the heating coil in an assembled state at least partially, in particular at least to a large extent and particularly preferably completely, with each of the turns is fixed separately to a support unit of the fixing device by means of a holding unit of the fixing device.
  • advantageous stability can be achieved.
  • a stable spatial fixation of the heating coil with different geometries can be achieved even at high temperatures from 500 ° C. without functional restrictions.
  • an advantageously simple assembly and / or production can be achieved, whereby in particular material and / or costs can be saved.
  • FIG. 1 shows a cooking appliance 40a in a perspective view.
  • the cooking device 40a is in present case, for example, designed as an oven, in the present case in particular designed as an induction oven.
  • a cooking device could also be designed as an induction grill, microwave oven or induction hob.
  • the cooking device 40a comprises a cooking device device.
  • the cooking device device comprises a cooking device housing 46a.
  • the cooking device housing 46a defines a cooking space 42a.
  • the cooking device housing 46a comprises an outer housing (not shown) and a muffle 36a, which is arranged within the outer housing and delimits the cooking space 42a, with at least one muffle wall 38a.
  • the muffle 36a includes further muffle walls which, for the sake of clarity, are not provided with reference symbols.
  • the cooking device device comprises a device locking element (not shown).
  • the device locking element is designed as a device flap.
  • the device locking element is provided to lock the cooking space 42a.
  • a device locking element could also be designed as a device door.
  • the cooking appliance device further comprises a heating coil 10a.
  • the heating coil 10a is arranged in the cooking device housing 46a.
  • the heating coil 10a is arranged flat on the muffle wall 38a.
  • the heating coil 10a is designed as an induction heating element in the present case.
  • the heating coil 10a is provided to cause the muffle wall 38a to be heated by an alternating electromagnetic field.
  • the heating coil 10a is also provided to heat food located in the cooking space 42a.
  • the cooking appliance device comprises a fixing device 14a.
  • the fixing device 14a is arranged in the cooking device housing 46a.
  • the fixing device 14a is arranged on the heating coil 10a.
  • the fixing device 14a is provided to mechanically fix the heating coil 10a in an assembled state.
  • the cooking appliance device comprises further heating coils and further fixing devices arranged on the further muffle walls, which are at least essentially identical in construction to heating coil 10a and fixing device 14a and to which no reference number has been assigned for the sake of clarity.
  • FIGS. 2a , 2b and 2c show the heating coil 10a and the fixing device 14a in several detailed representations. The following description can also be transferred to the further heating coils and fixing devices, in particular due to the at least essentially structurally identical configuration.
  • the heating coil 10a is formed from a strip-shaped heating conductor, which in the present case in particular has a rectangular cross section.
  • the heating coil 10a is formed from a single heating conductor.
  • the heating coil 10a is made of copper.
  • the heating coil 10a comprises a plurality of turns 12a, 13a.
  • the heating coil 10a comprises a total of eight turns 12a, 13a, in which Figures 2a to 2c For the sake of clarity, only two of the turns 12a, 13a are provided with reference numerals and / or shown.
  • the turns 12a, 13a of the heating coil 10a form a flat coil plane 50a. All turns 12a, 13a of the heating coil 10a are arranged in the coil plane 50a.
  • the heating coil 10a has a coil center point 48a which is arranged in the coil plane 50a and around which the turns 12a, 13a extend.
  • the heating coil 10a has a coil axis 52a which is aligned perpendicular to the coil plane 50a and in particular runs through the coil center point 48a.
  • the heating coil 10a When viewed in the direction of the coil axis 52a, the heating coil 10a has a rectangular shape and / or contour. Alternatively, however, a heating coil could also have a circular and / or oval shape and / or contour. Furthermore, it is in principle also conceivable to form a heating coil from a plurality of heating conductors and / or a stranded conductor. A heating coil could also be formed at least partially from a material other than copper, such as silver and / or gold, for example. In addition, a heating coil could have any number of turns as many as eight.
  • the heating coil 10a has a connection element 56a at one end.
  • the connection element 56a is designed as an annular opening.
  • the connection element 56a is designed as a tab.
  • the connection element 56a is provided for connecting the heating coil 10a to a power source.
  • a connection element can be designed as a copper wire.
  • the fixing device 14a comprises a carrier unit 16a.
  • the carrier unit 16a is arranged at least essentially in one plane.
  • the carrier unit 16a is arranged in a plane which is arranged parallel to the coil plane 50a.
  • the carrier unit 16a is provided to at least partially absorb a weight of the heating coil 10a.
  • the carrier unit 16a is also provided to align the turns 12a, 13a of the heating coil 10a relative to one another.
  • the carrier unit 16a comprises a plurality of carrier elements 28a, 30a, although it can be a single element that encompasses all or most of the surface of the heating coil 10.
  • the carrier unit 16a comprises two carrier elements 28a, 30a, in particular a first carrier element 28a and a second carrier element 30a.
  • the carrier elements 28a, 30a are at least essentially structurally identical.
  • a carrier unit can comprise only a single carrier element or at least three and / or at least four carrier elements.
  • a first and a second carrier element could be designed differently from one another
  • the first carrier element 28a is elongated and defines a first longitudinal extension direction 60a.
  • the first carrier element 28a is designed as a rigid body.
  • the first carrier element 28a is designed in the form of a strip.
  • the first carrier element 28a is designed in the form of a strip.
  • the first carrier element 28a in particular a support surface of the first carrier element 28a, is aligned parallel to the heating coil 10a, in particular the coil plane 50a.
  • the first carrier element 28a extends from a first longitudinal side of the heating coil 10a to a second longitudinal side of the heating coil 10a opposite the first longitudinal side.
  • the first longitudinal extension direction 60a of the first carrier element 28a runs through the coil axis 52a.
  • the first carrier element 28a is also formed from an electrically insulating material.
  • the first carrier element 28a is formed from a plastic material, for example from a sheet silicate, in particular mica.
  • the second carrier element 30a is elongated and defines a second longitudinal extension direction 62a.
  • the second longitudinal extension direction 62a is perpendicular to the first longitudinal extension direction 60a. Accordingly, the second carrier element 30a is arranged perpendicular to the first carrier element 28a.
  • the second carrier element 30a is designed as a rigid body.
  • the second carrier element 30a is designed in the form of a strip.
  • the second carrier element 30a is designed in the form of a strip.
  • the second carrier element 30a in particular a support surface of the second carrier element 30a, is aligned parallel to the heating coil 10a, in particular the coil plane 50a.
  • the second carrier element 30a extends from a third longitudinal side of the heating coil 10a to a fourth longitudinal side of the heating coil 10a opposite the third longitudinal side.
  • the second longitudinal extension direction 62a of the second carrier element 30a runs through the Coil axis 52a.
  • the second carrier element 30a is also formed from an electrically insulating material.
  • the second carrier element 30a is formed from a plastic material, for example from a sheet silicate, in particular mica.
  • a first and a second carrier element could have a parallel orientation.
  • at least one carrier element could be formed from a material that differs from a layered silicate, such as, for example, a plastic.
  • the fixing device 14a further comprises a holding unit 18a.
  • the holding unit 18a is designed as a mechanical structural unit.
  • the holding unit 18a is formed from a material with a thermal expansion coefficient which is essentially identical to a thermal expansion coefficient of the heating coil 10a.
  • the holding unit 18a is made of a metallic material. In the present case, the holding unit 18a consists for the most part of steel, in particular copper-clad steel. Alternatively, it is also possible to design a holding unit from any material other than copper, such as a plastic, and / or as an adhesive holding unit.
  • the holding unit 18a is arranged on the heating coil 10a.
  • the holding unit 18a is also arranged on the carrier unit 16a.
  • the holding unit 18a is provided to fix each of the turns 12a, 13a of the heating coil 10a separately on the carrier unit 16a in an assembled state.
  • the holding unit 18a comprises a plurality of holding elements 20a, 22a, 24a, 26a, 64a, 66a, 68a, 70a, in which Figure 2a for the sake of clarity, only eight of the holding elements 20a, 22a, 24a, 26a, 64a, 66a, 68a, 70a have been provided with reference numerals.
  • a number of holding elements 20a, 22a, 24a, 26a, 64a, 66a, 68a, 70a is adapted to a number of turns 12a, 13a.
  • exactly four holding elements 20a, 22a, 24a, 26a, 64a, 66a, 68a, 70a are assigned to each of the turns 12a, 13a of the heating coil 10a.
  • the holding elements 20a, 22a, 24a, 26a, 64a, 66a, 68a, 70a are each designed to be identical to one another.
  • the holding elements 20a, 22a, 24a, 26a, 64a, 66a, 68a, 70a are each designed as a clamp in the present case.
  • assign a holding element to two and / or three turns.
  • four holding elements 20a, 22a, 24a, 26a are assigned to a turn 12a of the heating coil 10a.
  • the holding elements 20a, 22a, 24a, 26a fix the turn 12a on the carrier elements 28a, 30a.
  • the holding elements 20a, 22a, 24a, 26a are evenly distributed along a circumference of the turn 12a.
  • the holding elements 20a, 22a, 24a, 26a are spaced apart by a 90 ° rotation relative to the coil center 48a.
  • the first holding element 20a is arranged in the middle of a first straight coil section 74a of the heating coil 10a.
  • the second holding element 22a is arranged in the middle of a second straight coil section 76a of the heating coil 10a.
  • the third holding element 24a is arranged in the middle of a third straight coil section 78a of the heating coil 10a.
  • the fourth holding element 26a is arranged in the middle of a fourth straight coil section 80a of the heating coil 10a.
  • further holding elements 64a, 66a, 68a, 70a in particular a fifth holding element 64a, a sixth holding element 66a, a seventh holding element 68a and an eighth holding element 70a, are assigned to the further turn 13a of the heating coil 10a.
  • the further holding elements 64a, 66a, 68a, 70a fix the further turn 13a on the carrier elements 28a, 30a.
  • the further holding elements 64a, 66a, 68a, 70a are evenly distributed along a circumference of the further turn 13a.
  • the further holding elements 64a, 66a, 68a, 70a are spaced apart by a 90 ° rotation relative to the coil center 48a.
  • the fifth holding element 64a is arranged in the center of the first straight coil section 74a of the heating coil 10a.
  • the sixth holding element 66a is arranged in the center of the second straight coil section 76a of the heating coil 10a.
  • the seventh holding element 68a is arranged in the middle of the third straight coil section 78a of the heating coil 10a.
  • the eighth holding element 70a is arranged in the center of the fourth straight coil section 80a of the heating coil 10a.
  • the holding elements 20a, 22a, 24a, 26a, 64a, 66a, 68a, 70a prevent the turn 12a from moving relative to the further turn 13a in the event of thermal expansion of the heating coil 10a.
  • FIG 2b a detailed view of the heating coil 10a and the fixing device 14a is shown in a sectional drawing.
  • the cutout comprises the turn 12a, the further turn 13a, the carrier element 28a and, for example, the first holding element 20a and the fifth holding element 64a.
  • the following description can apply analogously to the other holding elements 22a, 24a, 26a, 66a, 68a, 70a and / or the other carrier element 30a be transmitted
  • the first holding element 20a and the fifth holding element 64a are designed as a wire-like body.
  • the first holding element 20a and the fifth holding element 64a encompass at least a large part of a respective turn 12a, 13a.
  • the first holding element 20a and the fifth holding element 64a penetrate the carrier element 28a, so that an end region 82a, 84ades of the first holding element 20a and an end region 86a, 88a of the fifth holding element 64a engage behind the carrier element 28a and thereby in particular the turns 12a, 13a on the carrier element 28a fix.
  • FIG. 2c shows the detailed view of the heating coil 10a and the fixing device 14a in a top view.
  • the cooking appliance device comprises a positioning unit 34a.
  • the positioning unit 34a is provided for positioning the holding unit 18a and the carrier unit 16a relative to the heating coil 10a.
  • the positioning unit 34a comprises a plurality of positioning elements 35a, wherein in FIG Figure 2c in particular, for the sake of clarity, only one of the positioning elements is provided with reference symbols.
  • a number of positioning elements 35a is adapted to a number of holding elements 20a, 22a, 24a, 26a, 64a, 66a, 68a, 70a.
  • precisely one positioning element 35a is assigned to each of the holding elements 20a, 22a, 24a, 26a, 64a, 66a, 68a, 70a.
  • the positioning elements 35a are identical to one another.
  • the positioning element 35a is formed in one piece with the turn 12a of the heating coil 10a.
  • the positioning element 35a is designed as a recess in the turn 12a of the heating coil 10a.
  • the positioning element 35a is formed on both sides in the turn 12a.
  • the positioning element 35a is designed to correspond to the first holding element 20a. Alternatively, it is also conceivable to completely or at least partially dispense with a positioning unit. It is also conceivable to design a positioning element on only one side in a turn.
  • FIG. 13 shows a detailed view of the heating coil 10a and the fixing device 14a as they are shown in FIG Figures 2b and 2c is described, wherein a longitudinal section is shown in the direction of the turn 12a.
  • This embodiment differs from the previous embodiments in that the turn 12a has positioning elements 35a in the form of recesses in the middle of the turn 12a and the first holding element 20a has the Turn 12a connects to the carrier element 28a by two positioning elements 35a, the first holding element 20a penetrating the carrier element 28a.
  • it could have a single positioning element 35a and the first holding element 20a could penetrate it through one side of the turn 12a, thereby fixing the turn 12a on the carrier element 28a.
  • Figure 2e shows a detailed view of the heating coil 10a and the fixing device 14a in a plan view Figure 2d .
  • FIG. 3a and 3b a further embodiment of the invention is shown.
  • the letter b is placed after the reference symbols of this exemplary embodiment.
  • the further embodiment of the Figures 3a and 3b differs from the previous exemplary embodiment at least essentially in the design of a holding unit 18b of a fixing device 14b.
  • a holding element 20b, 24b, 26b of the holding unit 18b is formed in one piece with a heating coil 10b, in particular a turn 12b, 13b of the heating coil 10b.
  • at least one holding element 20b, 24b, 26b is assigned to each turn 12b, 13b.
  • Exactly one holding element 20b is assigned to inner turns of heating coil 10b, while two holding elements 24b, 26b are assigned to an outermost turn 13b of heating coil 10b.
  • the holding elements 20b, 24b, 26b have an arrow-shaped contour.
  • the holding elements 20b, 24b, 26b are designed as holding hooks.
  • the holding elements 20b, 24b, 26b are arranged in corner regions of the heating coil 10b and extend in the direction of a coil center point.
  • a holding element can have a different shape, for example a tip.
  • a carrier unit 16b in the present case in particular at least one carrier element 28b of the carrier unit 16b, comprises at least one holding recess 32b.
  • the carrier unit 16b includes a plurality of holding recesses 32b, in which Figure 3b in particular, for the sake of clarity, only one of the holding recesses 32b is provided with reference symbols.
  • a number of holding recesses 32b is adapted to a number of holding elements 20b, 24b, 26b.
  • exactly one holding recess 32b is assigned to each of the holding elements 20b, 24b, 26b.
  • the holding recesses 32b are each designed to correspond to the holding elements 20b, 24b, 26b.
  • the holding recesses 32b are identical to one another.
  • the holding recesses 32b are provided for receiving the holding unit 18b, in particular the holding elements 20b, 24b, 26b.
  • FIG. 4 a further embodiment of the invention is shown.
  • the reference numerals of the embodiment of Figure 4 is followed by the letter c.
  • the further embodiment of the Figure 4 differs from the previous exemplary embodiment at least essentially in the design of a holding unit 18c of a fixing device 14c.
  • each of the holding elements 20c, 22c, 24c, 26c is assigned a holding recess 32c of a carrier unit 16c.
  • FIG. 5a and 5b a further embodiment of the invention is shown.
  • the reference numerals of the embodiment of Figures 5a and 5b is followed by the letter d.
  • the further embodiment of the Figures 5a and 5b differs from the previous exemplary embodiments at least essentially in the design of a holding unit 18d of a fixing device 14d.
  • a heating coil 10d and the fixing device 14d are shown in a plan view.
  • at least twelve holding parts of holding unit 18d are assigned to one turn 12d.
  • At least twelve holding elements of the holding unit 18d are assigned to each turn 12d of the heating coil 10d.
  • a carrier element 28d arranged along a longitudinal extension direction 60d of a carrier unit 16d centrally between straight coil sections 74d.
  • the carrier element 28d is arranged perpendicular to a further carrier element 30d.
  • Figure 5b shows a detailed view of the fixing device 14d.
  • the holding elements of the holding unit 18d are constructed in several parts and in the present case comprise, for example, three holding parts 90d, 91d, 92d.
  • two holding parts 90d, 91d are designed as bolts with a circular cross section.
  • a third holding part 92d is designed as a holding clamp.
  • a carrier unit 16d is arranged between the heating coil 10d and the third holding part 92d, while the first and second holding parts 90d, 91d each penetrate a holding recess 32d, 33d in order to realize a positive and non-positive connection.
  • the positive and non-positive connection is formed by a spot welding process. Alternatively or additionally, stapling, riveting and / or compression methods can also be used.
  • FIG. 6 a further embodiment of the invention is shown.
  • the reference numerals of the embodiment of Figure 6 is followed by the letter e.
  • the further embodiment of the Figure 6 differs from the previous exemplary embodiment at least essentially in the arrangement of a carrier unit 16e, a fixing device 14e and / or a number of carrier elements 28e, 29e, 30e, 31e of the carrier unit 16e.
  • a holding unit 18e corresponds at least essentially to a holding unit 18d of the previous exemplary embodiment.
  • the carrier unit 16d comprises four carrier elements 28e, 29e, 30e, 31e.
  • the carrier elements 28e, 29e, 30e, 31e are aligned perpendicular to one another.
  • the carrier elements 28e, 29e, 30e, 31e extend, starting from a corner region of a heating coil 10e, radially in the direction of a coil center point 48e.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Induction Heating (AREA)
  • Induction Heating Cooking Devices (AREA)

Claims (12)

  1. Dispositif d'appareil de cuisson comprenant au moins une bobine de chauffage (10a - 10d) laquelle présente au moins deux spires (12a - 12d, 13a - 13d), dans lequel une spire (12a- 12d, 13a- 13d) définit exactement un tour de la bobine de chauffage (10a-10d), et comprenant au moins un dispositif de fixation (14a - 14d) qui fixe la bobine de chauffage (10a - 10d) au moins en partie mécaniquement dans un état monté, dans lequel le dispositif de fixation (14a - 14d) comprend une unité de support (16a - 16d) et une unité de maintien (18a - 18d) réalisée de manière séparée de l'unité de support (16a - 16d) en tant qu'un composant mécanique, laquelle est disposée sur la bobine de chauffage (10a - 10d), caractérisé en ce que l'unité de maintien (18a - 18d), à l'état monté, fixe chacune des spires (12a - 12d, 13a - 13d) de manière séparée sur l'unité de support (16a - 16d), dans lequel l'unité de maintien (18a - 18d) relie chacune des spires à l'unité de support (16a - 16d) de manière séparée pour la fixation de la bobine de chauffage (10a - 10d).
  2. Dispositif d'appareil de cuisson selon la revendication 1, caractérisé en ce que l'unité de maintien (18a - 18d) est constituée au moins en partie d'une matière ayant un coefficient de dilatation thermique qui est au moins essentiellement identique à un coefficient de dilatation thermique de la bobine de chauffage (10a - 10d).
  3. Dispositif d'appareil de cuisson selon la revendication 1 ou 2, caractérisé en ce que l'unité de maintien (18a - 18d) comprend une pluralité d'éléments de maintien (20a - 20d, 22a - 22d, 24a - 24d, 26a - 26d), dans lequel au moins deux des éléments de maintien (20a - 20d, 22a - 22d, 24a - 24d, 26a - 26d) sont associés à au moins une des spires (12a - 12d).
  4. Dispositif d'appareil de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité de maintien (18a - 18d) est réalisée au moins en partie d'une seule pièce avec la bobine de chauffage (10a - 10d).
  5. Dispositif d'appareil de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité de maintien (18a - 18d) présente au moins un élément de maintien (20a - 20d, 22a - 22d, 24a - 24d, 26a - 26d) lequel est réalisé comme clip de fixation, comme crochet de maintien, comme pince de fixation et/ou goupille de maintien.
  6. Dispositif d'appareil de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité de support (16a - 16d) est réalisée au moins en partie de manière électriquement isolante.
  7. Dispositif d'appareil de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité de support (16a - 16d) comprend une pluralité d'éléments de support (28a - 28d, 29d, 30a - 30d, 31d) au moins essentiellement en forme de bande.
  8. Dispositif d'appareil de cuisson selon la revendication 7, caractérisé en ce que les éléments de support (28a - 28d, 29d, 30a - 30d, 31d), dans un état monté, sont disposés au moins essentiellement perpendiculairement les uns par rapport aux autres.
  9. Dispositif d'appareil de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité de support (16a - 16d) présente au moins un évidement de maintien (32b) pour le logement de l'unité de maintien (18a - 18d).
  10. Dispositif d'appareil de cuisson selon l'une quelconque des revendications précédentes, caractérisé par une unité de positionnement (34a) qui est ménagée pour un positionnement de l'unité de maintien (18a - 18d) et/ou de l'unité de support (16a - 16d) par rapport à la bobine de chauffage (10a - 10d).
  11. Dispositif d'appareil de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité de support (16d) est disposée entre un élément de maintien (92d, 91d, 90d) électroconducteur de l'unité de maintien (18d) et de l'unité de chauffage (10d), et en ce que l'élément de maintien traverse au moins un évidement de maintien (32d, 33d) de l'unité de support (16d) afin d'établir une liaison avec la bobine de chauffage (10d).
  12. Appareil de cuisson (40a - 40d) comprenant au moins un dispositif d'appareil de cuisson selon l'une quelconque des revendications 1 à 11.
EP17829286.8A 2016-12-23 2017-12-12 Dispositif d'appareil de cuisson et procédé d'assemblage d'un dispositif d'appareil de cuisson Active EP3560284B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL17829286T PL3560284T3 (pl) 2016-12-23 2017-12-12 Układ urządzenia do obróbki termicznej i sposób montażu układu urządzenia do obróbki termicznej

Applications Claiming Priority (2)

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ES201631671A ES2673704B1 (es) 2016-12-23 2016-12-23 Dispositivo de aparato de coccion
PCT/IB2017/057826 WO2018116062A1 (fr) 2016-12-23 2017-12-12 Dispositif pour appareil de cuisson et procédé de montage d'un dispositif pour appareil de cuisson

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EP3560284A1 EP3560284A1 (fr) 2019-10-30
EP3560284B1 true EP3560284B1 (fr) 2021-09-01

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US (1) US11395379B2 (fr)
EP (1) EP3560284B1 (fr)
CN (1) CN110169199B (fr)
ES (2) ES2673704B1 (fr)
PL (1) PL3560284T3 (fr)
WO (1) WO2018116062A1 (fr)

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Publication number Publication date
CN110169199B (zh) 2022-02-25
CN110169199A (zh) 2019-08-23
US11395379B2 (en) 2022-07-19
ES2673704A1 (es) 2018-06-25
US20200077472A1 (en) 2020-03-05
ES2673704B1 (es) 2019-05-14
PL3560284T3 (pl) 2022-01-24
WO2018116062A1 (fr) 2018-06-28
EP3560284A1 (fr) 2019-10-30
ES2888907T3 (es) 2022-01-10

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