Classifications

• • 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
• • 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
  • F24C15/20—Removing cooking fumes
  • F24C15/2042—Devices for removing cooking fumes structurally associated with a cooking range e.g. downdraft

Definitions

• the invention relates to a hob system.
• the invention also relates to a kitchen workstation with such a hob system.
• a hob system with the features of claim 1.
• the hob system with a food rack, at least one heating unit and an extractor device for extracting cooking fumes downwards must have a total width of a maximum of 600 mm in order to be able to be used and installed particularly flexibly.
• Such a hob system enables particularly intensive use of the space available in a kitchen. Particularly in urban areas with increasingly smaller residential units, such a hob system can contribute to an intensive and comfortable use of living space, especially by reducing the work surface that is used. It is particularly advantageous that such a hob system can be used in a kitchen base cabinet with a maximum storage space width of 600 mm, which significantly increases the freedom of design when planning the kitchen.
• the hob system has at least two heating units, in particular at least three heating units, in particular at least four heating units.
• the at least one heating unit can be used as a radiant heating unit and / or as an induction heating unit. unit and / or be designed as a mass heating unit and / or as a Tepan heating unit.
• the at least one heating unit can be designed to operate with electrical energy and / or with fuel gas.
• a total width of the hob system with the food carrier, with all of the heating units and with the extractor device, in particular with a fan and / or a vacuum duct section is a maximum of 600 mm, in particular a maximum of 580 mm, in particular a maximum of 560 mm , in particular a maximum of 500 mm, in particular a maximum of 450 mm, in particular a maximum of 400 mm, in particular a maximum of 350 mm, in particular a maximum of 300 mm.
• a total depth of the hob system with the food carrier, all the heating units and the extractor device, in particular with the fan and / or the vacuum duct section is preferably a maximum of 600 mm, in particular a maximum of 550 mm, in particular a maximum of 515 mm, in particular a maximum of 500 mm, in particular a maximum 450 mm.
• the total width is a maximum of 560 mm and the total depth is a maximum of 515 mm.
• the overall width of the hob system is to be understood as the extension of the hob system parallel to a front edge of the hob system facing a user, in particular the food carrier, in particular in a horizontal plane.
• the total depth is to be understood as an extension of the hob system perpendicular to a front edge of the hob system facing the user, in particular of the food carrier, in particular in a horizontal plane.
• a ratio between the total depth and the total width is at least 0.8, in particular at least 0.9, in particular at least 1, in particular at least 1.2, in particular at least 1.5, in particular at least 1.8.
• the extractor device has a flow opening through which the cooking vapors are extracted.
• the inflow opening can, for example, directly adjoin an edge area of the food carrier or be arranged at a distance from it.
• the inflow opening can be round, in particular non-circular or circular and / or oval or in the form of a polygon, in particular in the form of a triangle or in Form of a square or in the form of a pentagon or in the form of a hexagon.
• the hob system comprises power electronics for supplying the at least one heating unit with electrical power.
• the power electronics preferably include at least one, in particular at least 2, in particular at least 3, power electronics boards.
• a separate, independent power electronics board can be provided for each of the heating units.
• At least one power electronics board is preferably designed to supply two of the heating units with electrical power. All of the power electronics boards can also be designed to supply two or more heating units.
• the heating units are preferably induction heating units.
• the power electronics can accordingly include induction generators.
• At least one of the power electronics boards is oriented vertically and / or at least one of the power electronics boards is oriented horizontally. At least one of the power electronics boards can also be oriented obliquely to a vertical direction and to a horizontal plane. This advantageously means that the power electronics boards can be arranged in a particularly flexible manner and thus in a space-saving manner.
• At least one cooling fan is preferably provided for cooling the power electronics. At least one cooling fan is preferably arranged on at least two of the power electronics boards. The power electronics can thus be cooled particularly effectively and efficiently.
• At least two power electronics boards are provided which are connected to one another in a signal-transmitting and / or power-transmitting manner.
• the connection can be made by means of a flexible cable connection and / or by means of rigid conductor rails.
• a heat sink is preferably provided on the power electronics, in particular on at least 2, in particular on all, power electronics boards.
• the power electronics are preferably designed to supply the at least one heating unit and the extractor device, in particular the at least one fan, with electrical power.
• a fan control of the extractor device can be integrated into the power electronics.
• the power electronics for supplying the extractor device with electrical power can be arranged on the same power electronics board as the power electronics for the at least one heating unit. Such a design is particularly space-saving and can be implemented economically.
• At least one interface is preferably provided on the at least one power electronics board for connecting external elements, such as a window tilt sensor and / or a user interface.
• the at least one power electronics board is preferably arranged in a top view in an edge region of the hob system.
• the at least one power electronics board is preferably arranged at a maximum of 50 mm, in particular a maximum of 20 mm, from an outer edge of the hob system.
• a central area of the hob system is thus available to draw off cooking vapors downwards.
• the at least one power electronics board can be arranged in a front edge area and / or in a rear edge area and / or in a lateral edge area of the hob system.
• At least two power electronics housings are provided for each receiving at least one of the power electronics boards.
• At least one partition is provided between two of the power electronics boards.
• the partition can be part of the at least one power electronics housing.
• the partition wall can be designed to shield the respective power electronics board from magnetic fields and / or electromagnetic radiation and / or moisture.
• the power electronics housing is in one piece, in particular in one piece, in particular cohesively, with a cooking vapor duct, in particular egg nem vacuum duct section and / or an overpressure duct section, of the extractor device.
• the power electronics housing can be conductive with the cooking vapors channel, in particular designed to be gas-tight with respect to the cooking vapors channel, and / or be connected in a flow-conducting manner.
• a control device for controlling the electronic fan can be designed in such a way that the electronic fan is controlled as a function of the cooker hood.
• the hob system can therefore be operated in a particularly energy-efficient manner.
• a dimension, in particular in the main direction of extension, and / or a diameter of a hotplate that can be heated by means of the at least one heating unit is in a range from 50 mm to 300 mm, in particular from 60 mm to 250 mm, in particular from 75 mm up to 220 mm.
• the diameter of induction coils of the respective heating unit is preferably in a range from 50 mm to 300 mm, in particular from 60 mm to 250 mm, in particular from 75 mm to 220 mm.
• the main extension of at least one hotplate and / or the diameter of at least one induction coil is preferably in a range from 50 mm to 120 mm, in particular from 60 mm to 100 mm, in particular from 70 mm to 90 mm.
• Such an induction coil is preferably designed to transmit a maximum heating power of at least 300 W, in particular at least 400 W, in particular at least 500 W, in particular at least 600 W.
• small and powerful heating units enable a particularly compact design of the hob system, in particular with a total width of a maximum of 600 mm.
• the invention also relates to a combination device comprising a hob system according to the description above and an oven, in particular an oven.
• the combination device is preferably available as an assembly unit.
• the fume extractor device can be in fluid-conducting connection with an oven interior and / or a housing space surrounding the oven interior.
• the fume extractor device is preferably located with the oven interior to generate a circulating air flow and / or to extract cooking aromas, in particular from Moisture, in air-conducting connection.
• the extractor device With the housing space, the extractor device can be in air-conducting connection for providing a cooling air flow.
• the combination device is particularly compact and can be implemented economically. In particular, the combination device can be easily and economically integrated into a kitchen cabinet.
• the kitchen cabinet can be designed with or without a rear wall.
• a main dimension, in particular a diameter, of the inflow opening is preferably at least 100 mm, in particular at least 140 mm, in particular at least 160 mm, in particular at least 170 mm.
• a main dimension, in particular a diameter, of the inflow opening is preferably a maximum of 250 mm, in particular a maximum of 220 mm, in particular a maximum of 200 mm, in particular a maximum of 180 mm. In this way, a particularly efficient extraction of cooking fumes can be achieved with a very compact design of the hob system.
• the extractor device comprises at least one grease filter and / or at least one odor filter.
• the at least one odor filter can be arranged in an overpressure channel, in particular downstream of the at least one fan.
• the at least one odor filter can preferably be reversibly removed from the extractor device through the inlet opening of the extractor device.
• the Dunstab.vor device can have a filter change space, which connects the overpressure channel from section with the negative pressure channel section.
• the filter change space is preferably reversibly closable. A circulation of cooking vapors through the filter change space during operation of the extractor device can thus be reliably prevented.
• a suction chamber seal for reversibly closing the negative pressure channel section and / or a pressure chamber seal for reversibly closing the overpressure channel section are provided.
• the suction chamber seal and the pressure chamber seal can be connected to one another in one piece.
• the maximum power output of the at least one heating unit, in particular the at least one induction coil is in a range from 300 to 4000 watts.
• a ratio of the maximum powers of at least two of the heating units, in particular the induction units is preferably at least 150%, in particular re at least 200%, in particular at least 300%, in particular at least 500%, in particular at least 750%.
• a ratio of main dimensions, in particular diameters, of at least two of the hotplates is preferably at least 150%, in particular at least 200%, in particular at least 300%.
• the hob system can in particular have at least one hob with a diameter of at most 100 mm, in particular at most 90 mm, in particular at most 80 mm, in particular at most 70 mm, in particular at most 60 mm. It can also have at least one hotplate with a diameter of at least 160 mm, in particular at least 180 mm, in particular at least 200 mm, in particular at least 220 mm, in particular at least 240 mm.
• the smallest of the hotplates can in particular have a maximum power in the range from 300 W to 800 W, in particular in the range from 400 W to 600 W.
• the largest of the hotplates can in particular have a maximum output in the range from 2000 W to 5000 W, in particular in the range from 2500 to 4000 W.
• an areal density of the maximum power of the at least one induction coil is in a range from 0.05 W / mm 2 to 0.15 W / mm 2 , in particular from 0.06 W / mm 2 to 0.13 W / mm 2 , in particular from 0.07 W / mm 2 to 0.12 W / mm 2 .
• the areal density is preferably of the maximum power at least one of the induction coil at least 0, W / mm 2, in particular at least 0.12 W / mm 2, in particular at least 2 mm 0, 14 W /, in particular at least 0.15 W / mm 2, in particular at least 0.2 W / mm 2 .
• a ratio of the surface density of the maximum power of two induction coils of the hob system is preferably at least 120%, in particular at least 130%, in particular at least 150%, in particular at least 200%.
• the induction coil which is larger in terms of its main dimensions, having a surface density of a maximum power, which is at least 10%, in particular at least 20%, in particular at least 50%, less than the surface density of the maximum power of the smaller induction coil.
• a geometric centroid of the flow opening is arranged in a plan view spaced apart from a geometric centroid of the food carrier.
• the geometric centroid of the inflow opening can be arranged centrally in the food carrier.
• the geometric centroid of the inflow opening is arranged eccentrically with respect to the width of the food support and centrally with respect to the depth of the food support in the food support or vice versa.
• the invention also relates to the fundamentally independent aspect of the hob system that can be combined with the above features, according to which the hob system is designed to be installed in different orientations, in particular in a kitchen cabinet and / or in a kitchen worktop.
• the hob system can optionally be designed for installation in a first orientation or a second orientation, the hob system being rotated in the second orientation by 90 ° or 180 ° about a vertical axis relative to the first orientation.
• a user interface of the hob system is preferably arranged on the food carrier, in particular attached to it.
• the user interface can be designed to be rotationally symmetrical and / or can be arranged in different orientations on the food carrier and / or be arranged reversibly pivotable on the food carrier and / or comprise a screen that is designed for reversibly pivotable display of control information.
• the hob system can therefore be flexibly adapted to different installation situations.
• the hob system comprises a mounting frame.
• the mounting frame is preferably designed for height-adjustable attachment of the hob system on a kitchen worktop and / or on a kitchen cabinet. This makes the assembly of the hob system considerably easier.
• the extractor device is arranged completely under half of the food support.
• a vertical overall height of the cooking field system in particular with the food support, all of the heating units and the fume extractor, in particular with the fan and / or the vacuum duct section, is a maximum of 300 mm, in particular a maximum of 280 mm, a maximum of 250 mm, in particular a maximum of 220 mm, particularly preferably a maximum of 200 mm, in particular a maximum of 180 mm, in particular 160 mm, in particular 150 mm, in particular 120 mm, in particular 100 mm.
• the overall height can in principle also be greater.
• the extractor device has at least one, in particular at least two, in particular at least three of the fans for extracting the cooking vapors.
• the hob system with the food support, with all of the heating units and with the extractor device, in particular with the fan and / or with the vacuum duct section, is preferably designed as a combination device. This enables the one-piece assembly of the hob system, for example on a worktop. The assembly effort can be reduced considerably as a result.
• the hob system comprises exactly three of the heating units. Because the hob system has only three of the heating units, the hob system can be designed with a particularly small overall width. The hob system with the three heating units also offers a sufficiently high degree of flexibility with regard to the simultaneous heating of various items to be cooked.
• the at least one inflow opening penetrates the food carrier.
• the extractor device can thus be operated particularly energy-efficiently.
• the extractor device can also have two or three or four of the A flow openings.
• the at least one inflow opening is followed by an inflow channel with an initial section immediately adjacent to the inflow opening.
• the starting section can have a central longitudinal axis which is inclined to a Koch field normal.
• the cooktop normal is understood to mean a direction perpendicular to a work surface of the cooktop, in particular of the item support.
• An angle between the central longitudinal axis and the normal to the hob is preferably in a range from 10 ° to 180 °, in particular from 30 ° to 60 °, in particular from 40 ° to 50 °, in particular it is exactly 45 °.
• the extractor device has an inflow grille that can be arranged on the at least one inflow opening.
• the inflow grille can have at least one, in particular oriented in the direction of the at least one heating element, Leitele element for the directional extraction of the cooking vapors.
• the guide element can be designed as a guide plate, in particular as a lamellar plate.
• the at least one Leielement does not protrude above the food carrier.
• the guide element can protrude beyond the food carrier.
• the inflow grille preferably at least partially surrounds the inflow opening above the food support.
• the at least one guide element can shade a region of the inflow opening facing away from the at least one heating unit.
• the inflow grille preferably has a wall which at least in sections shades the inflow opening in the horizontal direction and / or upwards.
• the inflow grille can preferably be arranged reversibly on the inflow opening.
• the inflow grille does not completely cover the inflow opening.
• the inflow opening can be oval in a plan view and the inflow grille can be round in a plan view.
• the inflow opening can completely enclose the inflow grille in a plan view. The cooking vapors sucked in through the inflow opening are not completely but only partially passed through the inflow grille.
• a geometric centroid of the at least one inflow opening is arranged in a plan view at a distance from a geometric centroid of the food carrier.
• the at least one inflow opening is arranged in the plan view in the width direction and / or in the depth direction at a distance from the geometric center of the area of the food carrier. Because the at least one flow opening does not overlap the geometric center of gravity of the food support, a particularly compact design of the hob system can be guaranteed.
• the hob system has several of the Schueinhei th, wherein in the plan view a smallest distance between the geometric surface center of gravity of the food support and a first of the heating units is at least twice as large as the smallest distance between the geometrical center of gravity of the food carrier and a second of the heating units.
• the hob system can be made particularly compact in the horizontal direction. This is especially true when using heating units of different sizes.
• At least one of the heating units in a plan view is non-circular, in particular square, in particular square or rectangular, or triangular or hexagonal, in particular in the form of a regular hexagon.
• the at least one heating unit and the inflow opening are preferably each designed in the form of a regular hexagon.
• a particularly compact design is thus made possible.
• the available area below the food support can be used particularly intensively.
• the smallest distance between all of the heating units is preferably a maximum of 40 mm, in particular a maximum of 20 mm, in particular a maximum of 10 mm.
• the distances between the at least one inflow opening and the respective heating unit differ by a maximum of 50%, in particular a maximum of 30%, in particular a maximum of 10%.
• all of the heating units are arranged at the same distance from the at least one inflow opening in a plan view. In this way, an equally efficient extraction of cooking vapors above each of the heating units can be reliably guaranteed.
• the smallest distance between the at least one inflow opening and the at least one heating unit in a plan view is a maximum of 50 mm, in particular a maximum of 30 mm, in particular a maximum of 10 mm.
• the extraction of the cooking steam can thus be carried out particularly energy-efficiently.
• the at least one heating unit overlaps the geometric centroid of the food carrier in a plan view. This enables a particularly compact design of the hob system in the horizontal direction.
• the hob system has a user interface for controlling the at least one heating unit and / or the extractor device.
• the user interface can be arranged in a top view relative to at least one of the heating units in such a way that it is opposite the inflow opening.
• a particularly compact arrangement of the at least one heating unit, the inflow opening and the user interface in the horizontal direction is advantageous here.
• a further object of the invention is to create an improved kitchen workstation.
• a kitchen workstation has a kitchen cabinet with a storage space, which has a storage space width of a maximum of 600 mm, and a cooking field system according to the above description, wherein the at least one heating unit and the extractor device are arranged completely within the storage space in a plan view must in order to guarantee a particularly intensive use of space in a kitchen.
• the advantages of the kitchen workstation according to the invention correspond to the advantages of the hob system explained above.
• the kitchen workstation can be further developed with the features of the hob system.
• the storage space can be delimited in the width direction by two vertical partition walls oriented parallel to one another.
• the partition walls are preferably separated from one another by a maximum of 600 mm.
• the hob system is preferably arranged completely between the two partitions in the plan view. In a side view, at least one of the partition walls preferably overlaps the extractor device and / or the at least one heating unit.
• the partition walls can be designed to carry a worktop.
• the hob system can be attached to the worktop.
• the kitchen base cabinet has a rear wall.
• the rear wall can have a recess for leading through a cooking vapor channel, in particular an overpressure channel section connected to the hob system.
• the kitchen base cabinet has a fastening device for at least partially fastening the hob system or the overpressure channel section.
• the kitchen base cabinet has a partition wall for delimiting a storage space for the hob system at the bottom.
• the kitchen cabinet can have thermal insulation and / or noise insulation alswei sen. This advantageously ensures that a space located below the cooktop system is reliably protected from the entry of heat and / or that noise emissions, in particular when the extractor device is in operation, is reduced.
• an extractor device for extracting cooking fumes downwards has at least one inflow opening for the inflow of the cooking fumes and at least one fan for sucking in the cooking fumes at the at least one inflow opening, the fan having a fan wheel rotatably mounted about an axis of rotation and wherein the axis of rotation is oriented inclined to a horizontal plane and to a vertical direction. Because the axis of rotation is oriented inclined to the horizontal plane and to the vertical direction, the extractor device can be integrated into a hob system in a particularly space-saving manner and a flow deflection between the inflow opening and the at least one fan can be reduced, whereby the extraction of cooking vapors can be carried out in a particularly energy-efficient manner.
• the fan is preferably designed as a radial fan.
• the fan can also be designed as an axial or cross-flow fan.
• a vacuum duct section of an exhaust air duct of the extractor device protrudes below the at least one fan by a maximum of 50 mm, in particular a maximum of 25 mm, in particular a maximum of 10 mm. Even more preferably, the at least one fan protrudes downward over the vacuum duct section in the vertical direction. A particularly low overall height of the extractor device can thus be guaranteed.
• an angle of inclination between the horizontal plane and the axis of rotation of the at least one fan is in a range from 10 ° to 85 °, in particular in a range from 30 ° to 80 °, in particular in a range from 60 ° to 75 °.
• the angle of inclination can also be exactly 45 °.
• a suction direction of the cooking vapors in the at least one fan has a directional component pointing upwards.
• An angle between tween the horizontal plane and the suction direction is preferably at least 45 °, in particular at least 60 °, in particular at least 80 °. Because the suction direction has the directional component pointing upwards, the fan can be reliably protected from the ingress of liquids.
• the negative pressure channel section connects the at least one inflow opening to the at least one fan in a fluid-conducting manner.
• a duct center of the negative pressure duct section preferably has an absolute angular change of a maximum of 170 °, in particular a maximum of 150 °, in particular a maximum of 120 °, in particular a maximum of 100 °, along its extension.
• the absolute change in angle is preferably at least 100 °, in particular at least 120 °.
• the absolute angle change is to be understood as the integral of an absolute value of a curvature of the channel center line along its extent.
• the channel center line is designed without turning points.
• the cooking vapors can thus be guided in the vacuum channel section in a particularly low-level manner.
• the at least one fan overlaps the at least one heating unit in a top view and in a side view and / or in a front view.
• the heating unit preferably has power electronics for supplying a heating element with electrical power.
• the at least one fan in particular a fan wheel of the at least one fan, preferably overlaps the power electronics and / or a control unit of the hob system and / or a user interface of the hob system in the top view and in the side view and / or in the front view. This advantageously means that the hob system can be made particularly compact, in particular in the vertical direction.
• the fan for sucking in cook steaming a fan housing with a vacuum connection opening and a housing in the fan housing and rotatably mounted about an axis of rotation, the axis of rotation with a perpendicular to the vacuum connection opening oriented Connection normal includes a connection angle which is in a range from 10 ° to 85 °, in particular in a range from 30 ° to 80 °, in particular in a range from 60 ° to 75 °.
• a connection area of the starting section can be oriented essentially vertically or horizontally. Intermediate elements for connecting the initial section to the negative pressure connection opening can thus be avoided.
• the fan can thus be used particularly cost-effectively for an extractor device for extracting cooking vapors downwards and / or for a hob system.
• the extractor device preferably has at least three, in particular at least four, in particular at least five, in particular at least six, in particular at least eight, fans.
• the extractor device can be particularly compact, i.e. with reduced tem installation space, be executed and operated particularly quietly.
• the at least three fans can be designed as axial fans and / or radial fans and / or cross-flow fans. A large number of fans enables smaller and / or quieter fans to be used while maintaining the extraction capacity. Compared to axial fans, cross-flow fans have a smaller diameter with the same extraction performance and therefore enable particularly compact dimensions of the extractor device.
• the at least one fan each has a fan wheel with a diameter of at most 250 mm, in particular at most 200 mm, particularly preferably at most 180 mm, in particular at most 150 mm, in particular at most 120 mm, in particular at most 100 mm, in particular at most 80 mm, in particular at most 50 mm.
• the extractor device can thus be made particularly compact. The space required by the extractor device is small.
• fans with larger fan wheels in particular with a diameter of 160 mm, 200 mm or up to 250 mm, can also be used.
• the fan wheels can each have an overall height of 80 mm or less, in particular 50 mm or less.
• the height of the extractor device is preferably at most 220 mm, in particular at most 200 mm, in particular at most 150 mm, in particular at most 120 mm, in particular at most 100 mm. This advantageously means that the extractor device can be made particularly compact. A space below the extractor device can largely be retained as storage space, for example for cookware.
• the at least one fan is connected to one another in an air-conducting manner via a vacuum channel section of the extractor device.
• the underpressure channel section of the extractor device extends between the at least one inflow opening and the at least one fan. All of the fans are preferably connected to one another in an air-conducting manner via the negative pressure duct section.
• the at least fan can be connected to the at least one inlet via a single vacuum duct section flow opening are in communication.
• the fume extractor device can have several inflow openings, each of the inflow openings being in air-conducting connection with one of the fans via a separate vacuum channel.
• all of the fans can be controlled independently of one another, in particular by means of a corresponding control device. Cooking vapors can thus preferably be drawn off independently of one another via the individual inlet openings.
• all or some of the fans can optionally be activated.
• the individual fans can therefore always be operated at an optimal speed determined in particular by the geometry of the fan wheels, at which they work efficiently and quietly, with the extraction power remaining controllable by activating a number of fans that is smaller than the total number of fans.
• the extractor device can have a filter for filtering the cooking vapors. Because several of the fans are connected to one another in an air-conducting manner via the negative pressure duct section, a number of filters can be less than the number of fans. The Dunstabzugvor direction is therefore particularly easy to maintain and compact.
• the fume extractor device is preferably designed such that each of the fans draws off the cooking vapors through each of the filters, in particular through a single filter.
• the filter is arranged in a vertical direction adjacent to the at least one inflow opening and / or to a food carrier, in particular an upper surface of the food carrier, and / or flush with it.
• the filter can be completely overlapped by the food support or can be arranged behind the support.
• the filter can be glued to the food carrier and / or connected to the food carrier via a filter holder, in particular in a form-fitting manner, in particular via a rail.
• the filter is preferably reversible, in particular without tools, removable from the extractor device, in particular the food carrier.
• the filter can be designed as a grease filter.
• an area covered by the food carrier in a plan view is of the filter at least 50% of the area of the food tray in plan view. An energy-efficient filtering of the cooking vapors is guaranteed.
• the extractor device can have at least one cover for covering the at least one inflow opening.
• the cover can be arranged parallel, in particular flush, to a surface of the food support.
• the cover can have several, in particular at least ten, in particular at least fifty, in particular at least one hundred, cover openings for extracting the cooking vapors.
• the cover can be designed as a grid or as a metal knitted fabric.
• the cover can have a glass, in particular a glass ceramic, or a metal, in particular a stainless steel.
• the cover is preferably adapted, in particular in terms of color and / or structure, to the food carrier in such a way that they can hardly or not at all be differentiated from one another.
• the filter can have the at least one cover and at least one filter element.
• the cover can be reversibly connected to the filter element.
• the filter can have a collecting tray for receiving overflow liquid.
• the filter is triangular in cross section.
• the extractor device has at least one fan motor, which is connected to drive rotation with at least two, in particular with at least three, fans.
• the fan motor can for this purpose via one or more Drehübertra supply means, in particular one or more gears and / or a belt drive, with the respective fan wheel of the at least two, in particular at least three, fans in Drehillertra gender connection.
• the fan motor can in particular be brought into rotation-transmitting connection with the fan wheels of the fan via a switchable coupling device or can be decoupled from them.
• the number of fan motors can be smaller than the number of fans, in particular smaller than the number of fan wheels. This aspect is also advantageous regardless of the other details of the present invention.
• the extractor device comprises at least one odor filter arranged in the negative pressure duct section, in particular an active carbon filter.
• the filter is preferably designed as a combination filter, this comprising both a grease filter and an odor filter.
• the odor filter arranged in the negative pressure channel section is particularly easy to remove, in particular via the at least one flow opening.
• the extractor hood is therefore particularly easy to maintain.
• At least two of the fans have axes of rotation oriented obliquely to one another. This is to be understood as meaning that at least two of the fans have axes of rotation that are not parallel to one another.
• the axis of rotation of the at least one fan can be oriented vertically and / or horizontally.
• the axis of rotation of the at least one fan can also be arranged inclined to the vertical direction, an angle to the vertical direction being greater than 5 ° and less than 85 °.
• the axes of rotation of the at least two fans can be oriented radially in relation to the upstream vacuum duct section and / or in relation to a vertical axis, in particular running through the geometric centroid of the inflow opening.
• the at least two fans can thus be arranged on the vacuum duct section in a particularly space-saving manner.
• An angle between the axes of rotation of the at least two fans is preferably at least 30 °, in particular at least 45 °, in particular 90 °.
• the extractor device comprises at least one guide element adjoining the at least one inflow opening and displaceable along a vertical direction for one-sided shading of an upper space upstream of the at least one inflow opening.
• an upper space a space above the fume extraction device is understood, from which the cooking vapors are drawn down by means of the fume extraction device.
• the guide element is preferably designed in the form of a plate.
• the min least one guide element surrounds the at least one inflow opening on one side, that is to say not completely.
• the at least one guide element surrounds the at least one inflow opening, in particular starting from a geometric centroid of the inflow opening, preferably over an angle of at least 30 °, in particular at least 45 °, in particular at least 90 °, in particular at least 120 °, in particular at least 180 °.
• the extraction of cooking vapors can thus be directed and particularly energy-efficient.
• the effectiveness of the guide element essentially depends on its height.
• the at least one guide element preferably extends in the vertical direction starting from the at least one inflow opening upwards over at least 50 mm, in particular at least 100 mm, in particular at least 150 mm, in particular at least 200 mm.
• the at least one guide element can be flat or simply curved or doubly curved, that is, it cannot be developed.
• the at least one guide element is preferably designed in the shape of a circular arc in cross section.
• the at least one guide element can have lighting.
• the at least one line element can also have a user interface for controlling the at least one fan and / or the at least one hob.
• the at least one guide element is preferably displaceable relative to the at least one inflow opening.
• the extractor device can have a guide device, in particular a link guide.
• the at least one guide element can preferably be arranged between a guide position in which the upper space is shaded on one side and a reset position in which the cooking vapors are drawn off from the at least one guide element without being affected.
• an upper side of the at least one Leitele element can be arranged in the reset position below or flush with the adjoining inflow opening.
• An area above the inflow opening can thus be used unimpaired by the at least one guide element for placing items to be cooked.
• the guide element preferably comprises a closure element for, in particular airtight, closure of the at least one inflow opening in the reset position.
• the at least one guiding element In the guiding position, the at least one guiding element preferably at least partially covers the at least one inflow opening in a plan view.
• the extraction of the cooking vapors can thus be more directed and therefore particularly efficient.
• the at least one inflow opening has an area of at most 100 mm 2 , in particular at most 10 mm 2 , in particular at most 1 mm 2 , in particular at most 0.1 mm 2 .
• the number of inflow openings is preferably at least ten, in particular at least twenty-five, in particular at least fifty, in particular at least one hundred, in particular at least one thousand.
• the extraction of the cooking vapors can thus take place in a large number of different positions and in the immediate vicinity of the place where the cooking vapors arise. The extraction of cooking fumes is therefore particularly efficient.
• the several inflow openings are each associated with one of at least two extraction sections, with the cooking vapors being able to be extracted independently via each of the extraction sections.
• the inflow openings of each of the at least two extraction sections can each be connected to vacuum channel sections which are separated from one another in airtight manner.
• Each of the at least two extraction sections is preferably in an air-conducting connection, in particular via a separate vacuum duct section each, with at least one fan each for sucking in the cooking vapors.
• Each of the at least two exhaust sections preferably comprises at least one, in particular at least two, in particular at least five, in particular at least ten, in particular at least fifty, inflow openings.
• Another object of the invention is to improve a hob system.
• the hob comprises at least one food support and at least one heating unit arranged below the food support.
• the at least one heating unit can be designed as a radiant heating unit and / or as an induction heating unit.
• the at least one heating unit, in particular the induction coils can each have a diameter or a length and width of up to 23 cm, in particular up to 24 cm, in particular more than 24 cm.
• the cooktop system can in particular which have four hobs with a diameter or a length and width of 24 cm each.
• the at least one inflow opening is preferably arranged in a plan view in the rear third, in particular in the rear quarter, of the hob system.
• the at least one inlet opening preferably extends over at least 50%, in particular at least 70%, in particular at least 85%, of the width of the hob system
• the food carrier completely overlaps all of the fans in a plan view.
• the horizontal dimensions of the hob system are therefore particularly small.
• the fans are arranged in a top view in an area behind the rear edge of the food support.
• the hob system can have an overall height of at most 10 cm, in particular at most 5 cm, in particular at most 4 cm. This information on the overall height of the hob system applies in particular to the entire area in which the hobs are arranged.
• the hob system has such a low overall height in this area that the entire space in the cabinet below can be used.
• the top drawer does not have to be dispensed with. If necessary, this can be designed with a somewhat reduced insertion depth.
• the hob system has an L-shaped cross section. In particular in its front area, in particular in the area where the hobs are arranged, it can have a lower overall height than in the area of its rear edge. In this case, electronic components and / or the fan (s), in particular the fan wheel (s), for example, can be arranged in the area of the rear edge.
• the hob system can have a cross-section which is L-shaped in the transverse direction. In particular, it can have a greater overall height in one or both of its edge areas than in its central area. This also makes it possible for the hob system to have a particularly low overall height in its central area. In particular, it is possible to arrange electronic components and / or fans or their components and / or other components of the hob system in an edge area, in particular in a rear and / or side edge area.
• the filter is arranged in a plan view between at least two of the hob or behind the at least one hob.
• the at least one inflow opening is designed to be gas-permeable and liquid-repellent, in particular liquid-tight.
• a gas-permeable and liquid-repellent, in particular liquid-tight, layer can be arranged on the at least one inflow opening, in particular on the food carrier.
• the gas-permeable and liquid-repellent layer can be arranged above or below the food support.
• the gas-permeable and liquid-repellent layer can be attached to the food carrier and / or to the at least one filter, in particular cohesively or exchangeably.
• the gas-permeable and liquid-repellent layer is preferably designed to be cleanable, in particular dishwasher-safe. In this way it can be achieved that cooking vapors can be reliably sucked off downwards, but liquids cannot penetrate into an area below the food carrier and / or the at least one inflow opening.
• the at least one inflow opening can in each case delimit an inflow channel which penetrates the food carrier upstream.
• the at least one inflow channel can be designed as a bore, in particular as a micro-bore and / or as a perforation.
• at least one of the inflow openings is arranged in a top view in a central area of the food carrier, in particular in the area of the geometric centroid of the food carrier.
• At least one of the inflow openings can be arranged in a top view in an edge region of the food carrier.
• the area proportion of a perforated surface of the food support compared to the total surface of the food support in a plan view is at least 30%, in particular at least 50%, in particular at least 75%, in particular 100%.
• the at least one item support can be reversibly removed from a item support receptacle of the hob system, in particular without tools.
• the food carrier can in particular be designed as a separate component that can be separated from the other components of the cooking field system. It can also be separated from the other components of the hob system together with the induction generators, in particular it can be removed.
• the food carrier can be dishwasher-safe and / or designed for cleaning in a pyrolysis process.
• the food carrier can be scratch-resistant and / or corrosion-resistant and / or heat-resistant, in particular for temperatures of at least 200 ° C, in particular at least 300 ° C, in particular at least 400 ° C, in particular at least 500 ° C.
• the at least one food carrier can also be designed as a removable and / or portable, capacitive and / or electrically heatable hot plate, in particular without tools.
• the warm shark plate can have layers of micanite.
• the hot plate can be heated up to a temperature of a maximum of 120 ° C., in particular a maximum of 100 ° C., in particular a maximum of 80 ° C.
• the food carrier preferably has a specific heat capacity of at least 500 J / kgK, in particular at least 700 J / kgK, in particular at least 850 J / kgK.
• the hob system is designed as a compact device.
• the compact device is understood to mean an assembly unit comprising the hob and the extractor device, the extractor device comprising the vacuum channel section and the at least one fan.
• the cooktop system designed as a compact device can be mounted particularly quickly and inexpensively, in particular on a worktop.
• the at least one fan is arranged horizontally completely behind the geometric center of gravity of the hob system, in particular of the food carrier, in a plan view. A total construction height of the hob system can thus be particularly low.
• the at least one fan is preferably arranged completely in an area behind the food support when viewed from above. An axis of rotation of the at least one fan can be oriented horizontally, in particular in the depth direction of the hob.
• a front structural height of the hob system in a horizontal area between the front edge and a geometric surface center of gravity of the hob system is a maximum of 180 mm, in particular a maximum of 150 mm, in particular a maximum of 120 mm, in particular a maximum of 100 mm, in particular a maximum of 80 mm , in particular at most 50 mm. It has been shown that a hob system with an overall height of 40 mm is possible in the front area.
• the hob system has such a low overall height, in particular in an area which extends over at least 30 cm, in particular at least 40 cm, in particular at least 50 cm, starting from the front edge in the direction perpendicular to it.
• the hob system can in particular have such a low overall height in the entire area of the hotplates.
• a total construction height of the hob system is preferably at most 250 mm, in particular 200 mm, in particular 150 mm.
• the invention is also based on the object of improving a hob system with a hob cover.
• This object is achieved by a hob system with the features of claim 13.
• the hob system with the hob cover that can be moved relative to the hob, which in the closed position at least partially covers the at least one flow opening and the at least one hob in a top view and releases it in the open position, can be used particularly flexibly and intensively .
• An area above the support for the food to be cooked is referred to as the cooking area in which the at least one heating unit heats the food to be cooked.
• the entire hob can be used in the usual way to heat the food.
• a first area above the hob can be used, for example, to heat food, with a second area above the hob being used at the same time to prepare the food.
• the extraction intensity is increased in the uncovered area of the inflow opening, in particular with an unchanged fan output. In this way, an increased extraction power can be provided in the area of the hob used for cooking.
• the cooking area cover arranged in the open position can reliably protect a wall behind it from splashes of fat. This enables intensive use of the space available in a kitchen and an energy-efficient extraction of cooking vapors.
• the hob cover in the closed position only covers the at least one inflow opening, but not the hotplates.
• the hob cover can, in particular, be flush with a rear edge of the hob, in particular of the food carrier.
• An upper side of the hob cover can be designed as a mechanically insensitive, in particular scratch-resistant, storage surface and / or cut-resistant cutting surface.
• the hob cover is preferably high-temperature resistant, in particular for temperatures of at least 150 ° C., in particular at least 200 ° C., in particular at least 250 ° C..
• the hob cover can have a particularly low thermal conductivity of the highest 3.0 W / mK, in particular a maximum of 2.0 W / mK, in particular a maximum of 1.0 W / mK. Heated food can thus be placed on the heating hob cover without the risk of damaging the hob cover and without the risk of burning the skin on the hob cover.
• the hob cover can in particular be made of metal, in particular cast iron, glass or glass ceramic or made of plastic.
• the hob cover is preferably attached pivotably to the hob system, in particular to the hob.
• the hob cover can be connected to a drive device for moving the hob cover between the closed position and the open position.
• the drive device can include a motor and / or a spring element.
• the hob cover can thus be moved between the closed position and the open position in a particularly simple, in particular automated manner.
• the hob cover can have a grip means.
• the hob cover preferably completely covers the at least one inflow opening and / or the at least one hotplate in the closed position.
• the hob cover can completely overlap the entire hob, in particular the entire Kochgutträ ger, in a top view.
• the hob cover can rest on the hob, in particular on the food support.
• a surface of the hob cover can be arranged flush with a worktop or protrude above it.
• the hob cover closes the at least one inflow opening airtight in the closed position.
• the hob cover can have a closing seal for this purpose.
• the closing seal preferably completely surrounds the at least one inflow opening in the closed position.
• the escape of odors from the extractor device through the at least one inflow opening can thus be reliably prevented, in particular when the fans are deactivated.
• the hob cover comprises at least two cover bodies which can be moved independently of one another.
• the at least one inflow opening and the food carrier can each be partially covered by the at least two cover bodies.
• Areas of the food carrier that are not used can thus be covered together with an, in particular adjoining, sub-area of the at least one inflow opening, wherein in particular a further sub-area of the food carrier can be used for heating food.
• the cooking vapors can be drawn off particularly intensively via the area of the inflow opening, which is thus reduced.
• the hob cover can have at least one closure lid attached to the at least one cover body.
• the closing cover can be designed in such a way that it penetrates into a vacuum channel section of the extractor device in the closed position of the at least one cover body.
• the closing seal is preferably arranged on the at least one closing cover.
• the at least one inlet opening can thus be closed particularly reliably, in particular airtight.
• FIG. 1 shows a perspective illustration of a hob system with a hob and an extractor device
• FIG. 2 shows a sectional illustration of the hob system along the section line II-II in FIG
• Fig. 3 is a plan view of a hob system according to a furtherfirsbei game, according to which the hob system comprises six inductive heating units, a vapor extraction device with several cross-flow fans and a food support with egg ner plurality of inflow channels, these being distributed inhomogeneously over a surface of the food support
• Fig. 4 is a perspective view of a hob system according to a further embodiment system, comprising an extractor device with a single inflow opening formed by a food support and a Kochfeldab cover for reversible and complete covering of the food support and the inflow opening,
• FIG. 5 shows a sectional illustration of the hob system along the section line V-V in FIG.
• FIG. 6 shows a sectional illustration of the hob system along the section line VI-VI in FIG
• FIG. 7 shows a perspective rear view of a hob system according to another
• the hob system has a hob with four heating units arranged side by side, a hob cover with two independently displaceable cover bodies and an extractor device with an inflow opening arranged on the back of the hob,
• FIG. 8 shows a sectional illustration of the hob system along the section line VIII-VIII in FIG. 7, an odor filter of the extraction device being arranged in a vacuum duct section arranged upstream of the fan, FIG.
• FIG. 9 shows a perspective illustration of a hob system according to another
• FIG. 10 is a sectional view of the hob system along the section line X-X in FIG.
• Fig. 9 tern with two downstream of the two inflow openings arranged fans
• 11 shows a plan view of a hob system according to a further exemplary embodiment with a food rack, three heating units arranged thereon and an extractor device for extracting cooking vapors downwards, with a total width of the hob system being 560 mm and with all of the heating units being the same in a top view are arranged at a distance from the inflow opening,
• FIG. 12 shows a side view of the hob system in FIG. 11,
• FIG. 13 shows a plan view of a hob system according to a further exemplary embodiment, where a central longitudinal axis of an inflow channel is designed to be inclined to a hob normal,
• Fig. My plan view of a hob system with four heating units and an extractor device
• the hob 2 comprises a food carrier 4 with four heating units 5 arranged on it for heating food 6.
• the hob system 1 is arranged on a kitchen cabinet 7.
• the hob system 1 is attached to a worktop 8 of the kitchen cabinet 7.
• a surface of the food support 4 is arranged flush with a surface of the worktop 8.
• the hob system 1 comprises a user interface 9.
• the user interface 9 is designed as a touch-sensitive screen.
• the user interface 9 is in signal connection with the extractor device 3 and the heating units 5 via a control unit (not shown).
• the food carrier 4 comprises a glass plate, in particular a glass ceramic plate.
• the Glasplat te is penetrated by a plurality of inflow channels 10 for the extraction of cooking vapors.
• a cross-sectional area of the inflow channels 10 is less than 1 mm 2 in each case.
• An area which can be heated by the respective heating unit 5 at the level of or above the food carrier 4 forms a cooking point 11.
• the respective heating unit 5 can act on the food 6 and heat it up.
• the item carrier 4 has no inflow channels 10.
• the inflow channels 10 are arranged equidistantly from one another in a plan view on the food carrier 4.
• the inflow channels 10 each extend in a straight line and in the vertical direction through the food support 4.
• the inflow channels 10 have a circular cross-section.
• the hob system 1 has a housing 12.
• a food support receptacle 13 is arranged on the housing 12.
• the food support 4 rests from above on the food support receptacle 13 and can be removed from this without tools and reversibly upwards.
• the food support receptacle 13 has a tilting edge, not shown.
• the tilting edge delimits a support surface of the food support receptacle 13 from a recess.
• the recess is designed such that by loading the food support 4 in an area above the recess in the downward direction, a lifting of an area of the food support 4 opposite the tilting edge can be achieved.
• the food support 4 is dishwasher-safe.
• the food support 4 is resistant to high temperatures, in particular for temperatures of at least 350 ° C., and is designed to be suitable for pyrolytic cleaning.
• the number of inflow channels 10 penetrating the food carrier 4 is greater than 50.
• a filter 14 is arranged underneath the food carrier 4, in particular in the area penetrated by the inflow channels 10. The filter 14 overlaps the inflow channels 10 completely in a plan view.
• the filter 14 is designed as a combination filter for filtering fat and odors from cooking vapors.
• the food carrier 4 has a filter holder 15 on. The filter 14 is reversibly attached to the food support 4 by means of the filter holder 15.
• the food carrier 4 is designed to be permeable to gases and impermeable to liquids.
• the food carrier 4 has a hydrophobic surface coating 16 in the area of the inflow channels 10.
• the filter 14 is net angeord in a negative pressure channel section 17 of the extractor device 3.
• the vacuum channel section 17 extends between inflow openings 18, which are formed by the inflow channels 10 on the top of the food support 4, and fans 19 of the extractor device 3.
• the extractor device 3 comprises four fans 19.
• the fans 19 are designed as cross-flow fans.
• An axis of rotation 20 of the respective fan 19 is oriented horizontally, in particular parallel to a front edge 20a of the hob system 1.
• the fans 19 are in fluid-conducting connection with the inflow openings 18 via the negative pressure channel section 17 and are in fluid-conducting connection with a cooking vapor outlet 21 via an overpressure channel from section 21.
• the extractor device 3 is designed to draw off cooking vapors via four independently operable extraction sections 22a, 22b, 22c, 22d.
• the respective extraction section 22a, 22b, 22c, 22d is connected to one of the fans 19 via a separate negative pressure channel section 17.
• the surface of the food support 4 is divided into four extraction sections 22 of the same area.
• Sealing elements are arranged on the vacuum channel section 17 for the airtight connection of the vacuum channel section 17 arranged downstream of the respective extraction section 22 to the food carrier 4.
• the sealing elements completely surround the respective extraction sections 22.
• the food support 4 has a depth T of 500 mm.
• the hob system 1 In the front area, in particular over at least 70% of the depth T, starting from a front edge 20a of the hob system 1, the hob system 1 has a front structural height Hv of 120 mm or less.
• the overall height Hy of the hob system 1 can be in this area in particular in the range of only borrowed 3 cm to 5 cm.
• a storage space 23 of the kitchen cabinet 7 remains largely unaffected and unobstructed by the cooking field system 1.
• a top drawer 24 of the kitchen cabinet 7 is not shortened either in the vertical direction or in the depth direction. If necessary, it is possible to make the top drawer 24 of the kitchen cabinet 7 slightly shorter in the depth direction in order to have enough space in the rear area for the arrangement of the fan 19.
• the fans 19 each have a fan wheel 25.
• a diameter D of the fan wheels 25 is 80 mm.
• the hob system 1 is designed as a compact device and can therefore be inserted into the worktop 8 quickly and easily as a pre-assembled system.
• the cooktop system 1 designed as a compact device comprises the housing 12, the cooktop 2 and the extractor device 3, the vacuum duct section 17 and the fans 19 of the extractor device 3 being complete in the compact device, the overpressure duct section 26 arranged downstream of the fan 19 but only partially belong.
• the functioning of the hob system 1, the extractor device 3, the hob 2 and the food carrier 4 is as follows:
• the hob system 1 is started up via the user interface 9.
• User inputs for controlling the heating units 5 and the fans 19 are transmitted to the control unit via the user interface 9.
• the control unit provides electrical energy for operating the heating units 5 and the fans 19.
• Status and performance data of the heating units 5 and the fans 19 are transmitted to the user interface 9 via the control unit and are visually displayed via the user interface 9.
• the heating units 5 and the fans 19 can be supplied with electrical power independently of each other by means of the control unit. By activating the heating unit 5 arranged in the area of the discharge section 22a, only the food 6 arranged there is heated. By activating the fan 19 connected to the extraction section 22a, cooking vapors are extracted via the inflow channels 10 associated with the extraction section 22a.
• a further exemplary embodiment of the hob system 1 according to the invention is described below with reference to FIG. 3.
• the inflow channels 10 are distributed inhomogeneously over a surface of the food support 4 is arranged.
• inflow channels 10 are also arranged in the area of the hotplates 11.
• the vacuum channel section 17 extends in particular between the heating unit 5 and the food support 4.
• the heating unit 5 is spaced apart from the food support 4 for this purpose.
• a number of inflow channels 10 per unit area is greater in an edge area of the respective hotplate 11 than in a central area of the respective hotplate 11 and greater than in an edge area of the food support 4.
• a cross-sectional area of the inflow channels 10 varies according to the position of the respective inflow channel 10 relative to the hotplate 11.
• the inflow channels 10 arranged in an edge region of the hotplate 11 have a larger cross-sectional area than those inflow channels 10 in the central region of the hotplate 11 and in the edge region of the food carrier 4.
• the inflow channels 10 are designed to be permeable to gases and liquids.
• a collecting tray 27 for overflow liquids is arranged underneath the food support 4. The collecting tray 27 overlaps a plurality of the inflow channels 10 in a plan view.
• the cooktop system 1 comprises six cooktops 2, each with a cooking material carrier 4.
• the cooking material carriers 4 of the respective cooking fields 2 are formed separately from one another.
• the hob system 1 comprises several hobs 2 with le diglich a single heating unit 5, the dimensions of the food support 4 are accordingly small.
• the food support 4 can thus be removed particularly easily from the respective food support receptacle 13 and, in particular, cleaned in a dishwasher.
• the collecting trays 27 can simply be cleaned from above.
• the filter 14 arranged on the respective cookware support 4 can be cleaned or replaced particularly easily.
• Another exemplary embodiment of the invention is described with reference to FIGS. 4 to 6.
• the food carrier 4 has a single inflow channel 10.
• An upper side of the inflow channel 10 forms the only inflow opening 18 of the extractor device 3.
• the inflow opening 18 is covered by an inflow grille 28.
• the hob system 1 comprises a hob cover 29 for reversibly covering the food support 4 and the inflow opening 18.
• the hob cover 29 includes a cover body 30 that can be displaced relative to the food support 4.
• the cover body 30 can be arranged in a closed position and in an open position. In the closed position, the cover body 30 completely covers the food carrier 4 and the inflow opening 18 in a top view.
• the cover body 30 comprises a closing seal 31 for airtight closing of the inflow opening 18 in the closed position.
• the hob cover 29 is attached to the hob 2 in an articulated manner. In the open position, the hob cover 29 releases the items to be cooked 4, in particular the hobs 11, to heat the items and the inflow opening 18 for the extraction of cooking fumes.
• the surface of the food support 4 is arranged flush with the surface of the worktop 8. In the closed position, the cover body 30 rests on the edge of the worktop 8. According to an alternative embodiment, not shown, the surface of the food support 4 can be arranged below the surface of the worktop 8 and a surface of the hob cover 29 can be arranged flush with the surface of the worktop 8 in the closed position.
• the extractor device 3 of the hob system 1 comprises four fans 19.
• the fans 19 have a horizontally oriented axis of rotation 20. In a plan view, the fans 19 are distributed equidistantly and at the same angle around a vertical axis running through a centroid of the inflow opening 18.
• the axes of rotation 20 each of two adjacent fans 19 are in a win- angle of 90 ° to each other.
• the diameter D of the fan wheels 25 is 120 mm.
• the fans 19 are designed as axial fans.
• the fans 19 are connected to the inflow opening 18 via a common negative pressure channel section 17.
• the extractor device 3 comprises an overpressure duct section 26 which connects the fans 19 in a fluid-conducting manner.
• a total construction height H of the hob system is 150 mm.
• a hollow cylindrical filter 14 Downstream of the inflow opening 18 is a hollow cylindrical filter 14 with a collecting tray 17 for overflow liquids.
• the filter 14 is designed as a grease filter.
• the mode of operation of the hob system 1 according to the exemplary embodiment shown in FIGS. 4 to 6 corresponds to the mode of operation of the hob system 1 according to the previous exemplary embodiments.
• the inflow grille 28 is reversibly removable from the food support 4.
• the filter 14 can be removed from the inflow opening 18.
• the hob cover 29 can be pivoted between the closed position and the open position.
• the food support 4 is firmly connected to the worktop 8.
• the hob system 1 comprises a hob 2 with four heating units 5 arranged next to one another.
• An inlet opening 18 of the extractor device 3 has a rectangular contour and is located behind the heating units 5 or the hotplates 11.
• the inflow opening 18 is via a vacuum channel from section 17 in air-conducting connection with four fans 19, each of which has a fan wheel 25.
• the axes of rotation 20 of the fan wheels 25 are oriented parallel to one another and horizontally.
• a maximum front structural height Hv in a horizontal area from a front edge 20a to a geometric centroid SP of the hob system 1 is 120 mm or less.
• the overall height Hv of the hob system 1 in this area can in particular be in the range of only 3 cm to 5 cm.
• the hob system 1 has in particular starting from its front edge 20a over a depth T of at least 30 cm, in particular at least at least 40 cm, such a low overall height.
• a total height H of the hob system 1 be 180 mm or less.
• the hob cover 29 has two cover bodies 30.
• the two cover bodies 30 can be arranged between the open position and the closed position independently of one another. In the closed position, each of the cover bodies 30 completely covers two of the hotplates 11 and the inflow opening 18 on one side.
• the two cover bodies 30 are each attached to the hob system 1 via a rotating mechanism 31a.
• the rotary mechanism 3 la has a drive spring, not shown, as well as a damper element, also not shown.
• the rotating mechanism 31a ensures that the respective cover body 30 is opened and closed smoothly and with a damped movement.
• the extractor device 3 comprises two filters 14a, 14b arranged in the vacuum channel from section 17.
• the first filter 14a arranged in the flow direction after the inlet opening 18 is designed as a grease filter and the second filter 14b is designed as an odor filter.
• an activated carbon filter serves as the odor filter.
• the second filter 14b can in particular have one or more activated carbon elements. These can be easily interchangeable. In particular, they can be removed through the inlet 18.
• an odor filter in particular in the form of an activated carbon filter, can be arranged downstream of at least one of the fans 19. It is in particular possible to arrange a corresponding odor filter on the downstream side of each of the fans 19.
• These odor filters are preferably exchangeable, in particular exchangeable without tools. In particular, they can be removed from the overpressure channel from section 26 via provided removal openings.
• the hob cover 29 comprises a respective closing cover 32 connected to the cover body 30 for the airtight closure of the inflow opening 18.
• the cover body 30 is arranged at a distance from the closing cover 32.
• the mode of operation of the hob system 1 corresponds to the mode of operation of the hob system 1 according to the aforementioned exemplary embodiments. Due to the relative displaceability of the cover bodies 30 to one another, the inflow opening 18 can optionally not be covered at all, on one side or completely. If the inflow opening 18 is covered on one side, the extraction performance in the non-covered area of the inflow opening 18 is increased for the same performance of the fans 19.
• the hotplates 11 that are not covered can still be used to heat items 6.
• the hotplates 11 covered by the cover body 30 are automatically deactivated.
• the control unit is in signal connection with contact switches 33 for detecting the cover body 30 arranged in the closed position.
• the extraction device 3 comprises two inflow openings 18 which are formed by two inflow channels 10 penetrating the food carrier 4.
• the extractor device 3 also comprises two guide elements 34 which are each arranged adjacent to the inflow openings 18 and are oriented parallel to a main extension of the inflow openings 18.
• the guide elements 34 are each designed as a simply curved shell.
• the guide elements 34 can be displaced relative to the food carrier 4 between a return position and a guide position. In the Leitposi tion, the respective guide element 34 is arranged at least in sections above the food support 4.
• the respective guiding element 34 shades an upper space located upstream of the respective inflow opening 18 on one side opposite the inflow opening 18.
• a top side of the respective guide element 34 is arranged flush with the inflow opening 18 adjoining it.
• the guide elements 34 have a closure element 35.
• the closing element 35 is designed to cover the respective inflow opening 18 in the reset position.
• the hob system 1 has one link guide 36 each for moving the guide elements 34.
• the operation of the hob system 1 shown in FIGS. 9 and 10 corresponds to the operation of the hob system 1 according to the embodiment described above.
• the shifting of the respective guide element 34 along the link guide 36 enables one-sided shading of the upper space for the directed extraction of cooking skills in the guide position and a closure of the respective inflow opening 18 in the reset position, whereby an escape of smells from the extractor device 3 is reliably prevented.
• the hob system 1 has a food carrier 4, three heating units 5 and an extractor device 3 with exactly one fan 19.
• the fan 19 of the extractor device 3 is formed as a radial fan.
• the fan 19 is in fluid-conducting connection with the inflow opening 18 via the inflow channel 10.
• a total width B of the hob system 1 is 560 mm.
• the total height H of the cooking field system 1 including the fan 19 is 180 mm.
• the depth T of the hob system 1 is 515 mm.
• the extractor device 3 comprises the fan 19, the hob system 1 being designed as a combination device for one-piece installation in the worktop 8.
• the inflow opening 18 of the fan 19 penetrates the food carrier 4.
• the inflow opening 18 is circular in a plan view.
• the extractor device 3 has an inflow grille 28 which can be reversibly arranged on the inflow opening 18. In a plan view, the inflow grille 28 completely covers the inflow opening 18.
• the inflow grille 28 comprises lamellar guide elements 34 arranged concentrically with respect to one another to support a liner extraction of the cooking vapors through the inflow grille 28 and the inflow opening 18.
• a geometric centroid 37 of the inflow opening 18 is arranged at a distance from a geometric centroid 38 of the food carrier 4.
• a distance a E between the geometric centroid 37 of the inflow opening 18 and the geometric centroid 38 of the food support 4 is 100 mm.
• the center of gravity 37 of the inflow opening 18 is arranged in the plan view along a width direction 39 and also along a depth direction 40 at a distance from the geometric centroid 38 of the food carrier 4.
• a smallest distance between the geometric center of gravity of the Kochgutträ gers 4 is 75 mm and the smallest distance between the geometric center of gravity 38 of the Kochgutträ gers 4 is 10 mm.
• a smallest distance a EHi between the inflow opening 18 and the first heating unit 5 is equal to the smallest distance asm between the inflow opening 18 and the second heating unit 5 and equal to a smallest distance from a EH 3 between the inflow opening 18 and the third heating unit 5 smallest distance a EHi , a EH 2, a EH 3 between the inflow opening and the heating units 5 is 40 mm.
• the hob system 1 has the user interface 9.
• the user interface 9 comprises a touch-sensitive surface 41 and a plurality of display elements 42.
• the user interface 9 is designed to control the heating units 5 and the extractor device 3.
• the user interface 9 is arranged in a plan view relative to one of the heating units 5 opposite the inflow opening 18.
• an outer edge of the user interface 9 is arranged along the width direction 39 and along the depth direction 40 at a distance from the geometric centroid 38 of the food support 4.
• the user interface 9 is arranged in a lateral edge area of the food support 4.
• the hob system 1 is shown in a side view.
• the fan 19 comprises a fan housing 43.
• the fan housing 43 is arranged above a lowest point of the inflow channel 10. A distance between the lowest point of the inflow channel 10 and the fan housing 43 is 50 mm.
• the fan housing 43 is arranged completely below the heating elements 5. A particularly compact design of the hob system 1 in the horizontal direction is thus guaranteed.
• the hob system 1 is at least partially accommodated in a kitchen cabinet 42a.
• the hob system 1 penetrates the worktop 8, which is supported on the lower kitchen cabinet 42a.
• a cabinet width B K of the kitchen cabinet 42a is 600 mm.
• a cabinet depth T K of the kitchen base cabinet 42a is also 600 mm.
• the kitchen sub cabinet 42a has a storage space 42b for accommodating the hob system 1 as well as drawers or shelves.
• a storage space width Bs of the kitchen cabinet 42a is 580 mm.
• the kitchen cabinet 42a has insulation 43a.
• the insulation 43a is arranged on the kitchen base cabinet 42a in such a way that it surrounds an underside and a front side of the cooking field system 1.
• the insulation 43a ensures a reduced noise emission and a reduced heat input into a lower area of the kitchen cabinet 42a.
• the mode of operation of the hob system 1 corresponds to the mode of operation of the hob systems 1 described above.
• FIG. 1 A further exemplary embodiment of a hob system 1 is shown in FIG.
• an initial section 44 of the inflow channel 10 has a central longitudinal axis 45 which is oriented obliquely to a hob normal 46.
• An angle between the central longitudinal axis 45 of the initial section 44 and the hob normal 46 is 45 °.
• the starting section 44 is circular in cross section. Due to the oblique orientation of the central longitudinal axis 45 to the hob normal 46, the inflow opening 18 is elliptically shaped.
• the total width B of the hob system is a maximum of 600 mm, in particular 560 mm
• an arrangement of the hob system 1 with the extractor device 3 in a kitchen cabinet 42a with particularly small dimensions is made possible for the first time.
• a design of the hob system 1 with an overall height of a maximum of 200 mm is particularly advantageous, since this means that the storage space 42b is largely retained to accommodate, for example, kitchen utensils.
• a further embodiment of the hob system 1 is Darge provides.
• the haze Extraction device 3 two fans 19, each with fan wheels 25 rotatably mounted about an axis of rotation 20, the axes of rotation 20 being oriented inclined to a horizontal plane and to a vertical direction.
• the hob system 1 comprises four heating units 5, which are rectangular in shape in a plan view.
• the heating units 5 and the extractor device 3 are in signal connection with a user interface 9.
• the extractor device 3 has a flow opening 18 arranged centrally on a food support 4.
• An initial section 44 of a negative pressure channel from section 17 is connected to the inflow opening 18.
• the fans 19 each have a fan housing 43.
• the fan housing 43 comprises a negative pressure connection opening 47.
• the starting section 44 penetrates the negative pressure connection opening 47.
• a channel connection 48 connects the starting section 4 to the fan housing 43 in a fluid-tight manner.
• connection normal 49 is oriented perpendicular to the negative pressure connection opening 47.
• the connection standard 49 forms a connection angle ⁇ of 80 ° with the axis of rotation 20.
• Power electronics 50 for supplying the heating units 5 are attached below the respective heating unit 5. Due to the inclination of the axis of rotation 20, a space required for the power electronics 15, in particular for individual components of the power electronics 15 that requires particularly high installation space, is provided in an area between the respective heating unit 5 and the fan 19.
• the two fans 19 overlap the heating units 5 both in a top view and in a side view.
• the hob system 1 is particularly compact as a result.
• a total construction height H is 180 mm.
• a suction direction 51 of the fan 19 has a vertically upwardly directed whilskom component.
• the suction direction 51 is oriented parallel to the axis of rotation 20. Because the suction direction 51 has the directional component pointing upwards, the fan 19 is reliably protected against penetrating liquids.

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• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Electric Stoves And Ranges (AREA)
• Baking, Grill, Roasting (AREA)
• Induction Heating Cooking Devices (AREA)

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• 2019
  • 2019-02-15 DE DE102019202088.7A patent/DE102019202088A1/de active Pending
• 2020
  • 2020-01-16 JP JP2021547434A patent/JP2022520259A/ja active Pending
  • 2020-01-16 WO PCT/EP2020/051057 patent/WO2020164849A1/de active Application Filing
  • 2020-01-16 KR KR1020217028410A patent/KR20210137456A/ko unknown
  • 2020-01-16 EP EP20701178.4A patent/EP3911895A1/de active Pending
  • 2020-01-16 US US17/430,659 patent/US20220146114A1/en active Pending
  • 2020-01-16 CN CN202080014570.XA patent/CN113811718A/zh active Pending
  • 2020-01-16 CA CA3129476A patent/CA3129476A1/en active Pending
  • 2020-01-16 AU AU2020220259A patent/AU2020220259A1/en active Pending

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