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WO2008138760A1 - Dispositif de protection d'une unité de cuisson - Google Patents

Dispositif de protection d'une unité de cuisson Download PDF

Info

Publication number
WO2008138760A1
WO2008138760A1 PCT/EP2008/055311 EP2008055311W WO2008138760A1 WO 2008138760 A1 WO2008138760 A1 WO 2008138760A1 EP 2008055311 W EP2008055311 W EP 2008055311W WO 2008138760 A1 WO2008138760 A1 WO 2008138760A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
shielding
protection device
cooking
housing
Prior art date
Application number
PCT/EP2008/055311
Other languages
German (de)
English (en)
Inventor
Franz Grätz
Johann Huber
Holger Jenet
Mario Kojer
Ernst Wurnitsch
Original Assignee
BSH Bosch und Siemens Hausgeräte 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 Bosch und Siemens Hausgeräte GmbH filed Critical BSH Bosch und Siemens Hausgeräte GmbH
Priority to EP08749906.7A priority Critical patent/EP2147571B1/fr
Priority to ES08749906.7T priority patent/ES2461740T3/es
Publication of WO2008138760A1 publication Critical patent/WO2008138760A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/68—Heating arrangements specially adapted for cooking plates or analogous hot-plates
    • H05B3/74—Non-metallic plates, e.g. vitroceramic, ceramic or glassceramic hobs, also including power or control circuits
    • H05B3/746—Protection, e.g. overheat cutoff, hot plate indicator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/10—Tops, e.g. hot plates; Rings
    • F24C15/102—Tops, e.g. hot plates; Rings electrically heated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/10—Tops, e.g. hot plates; Rings
    • F24C15/102—Tops, e.g. hot plates; Rings electrically heated
    • F24C15/105—Constructive details concerning the regulation of the temperature

Definitions

  • the invention relates to a cooking unit protection device according to the preamble of claim 1.
  • a cooking unit protection device which comprises a housing unit, which forms a receiving area, and a shielding unit.
  • the shielding unit is provided to shield the housing unit from a heating medium.
  • the object of the invention is in particular to provide a generic device with improved properties in terms of a space-saving and effective protective effect.
  • the invention relates to a cooking unit protection device having at least one housing unit, which forms at least one receiving area for receiving at least one electronic unit, and at least one shielding unit, which is provided to shield the housing unit from a heating medium.
  • the shielding unit is attached to the housing unit.
  • the housing unit and the shielding unit form a building module which can be prefabricated prior to assembly of the cooking unit protection device in a hob.
  • the electronics unit has in particular electronic switching elements, which are preferably assigned to an operating unit for the manual setting of a parameter by an operator and serve to forward setting signals to a control unit for controlling an operation of a heating means.
  • a heating means is to be understood as meaning, in particular, a means which is used for heating a hotplate mounted on a hotplate. preparation dishes are provided.
  • the heating means may be formed as a radiation body or induction coil.
  • the shielding unit serves as a separating means, which separates an electronics space assigned to the operating unit below the cooking plate from a heating space provided for the heating means.
  • the shielding unit serves to shield the housing unit and thus the electronic unit arranged in the receiving area from heat generated by the heating means.
  • the housing unit can be protected from heat radiation and / or heat transport by gases, liquids or solids by the shielding unit.
  • the shielding unit can shield the housing unit against a condensate forming in the boiler room.
  • the shielding unit and the housing unit can in each case in particular be produced at least partially from plastic and in particular be produced by a spraying method.
  • the shielding unit comprises a shielding element, which is at least partially made of a foam-like material.
  • a particularly effective shielding can be achieved in a compact manner.
  • a "foam-like material” may in particular be understood as meaning a material which is produced by means of a targeted capture of gas bubbles in a liquid or a solid body
  • a tack-free shielding can be achieved, whereby a simple removability of the housing unit can be achieved.
  • the housing unit has a housing means, which forms the receiving area
  • the shielding unit comprises a shielding means, which forms a slot in cooperation with the housing remover.
  • an effective protection of the receiving area can thus be achieved by the housing means being covered by an air space in addition to the shielding means.
  • the shielding unit has a shielding means, which is integrally formed with the housing unit.
  • the shielding means and the housing unit can be produced in an injection molding process, in particular in one piece.
  • the housing unit has a housing remover, which forms the receiving area, wherein in the assembled state of the housing unit the remover means and the shielding means respectively cover the receiving area essentially in the horizontal direction towards the heating means.
  • mounted state of the housing unit should be understood as meaning, in particular, a state of the housing unit in which the cooking unit protection device is mounted in a cooking unit, eg a cooktop
  • a “horizontal direction” should be understood to mean a direction parallel to a cooking plate the cooking unit is aligned.
  • a "covering substantially horizontally towards the heating means” should be understood to mean that in a parallel projection of the receiving area together with the housing means or the shielding means in the horizontal direction towards the heating means on a behind the shielding means and the Housing means perpendicular plane to the projection direction overlap at least fifty percent, in particular at least seventy percent and most advantageously at least ninety percent of the projection surface of the receiving area with the projection surface of Umhausungsstoffs or the Ablestoffs In particular, a particularly effective protection of the receiving area can be achieved.
  • the Umhausungsaku forms at least one receiving space which is open in a vertical upward direction.
  • a "vertical direction” is understood to mean a direction perpendicular to a cooking plate below which the cooking unit protection device is mounted in the mounted state
  • the housing unit it is possible for the housing unit to have space and good visibility for a display unit arranged in the receiving space.
  • the shielding element is provided to seal the receiving space. In this way, protection of an electronics unit arranged in the receiving space, for example a display unit, a touch sensor etc., in particular against moisture, can be achieved.
  • the Umhausungsaku is held in the assembled state by means of a clamping connection in a position relative to a hotplate. This can be achieved in particular a simple installation and easy replacement of the Umhausungsaku.
  • the cooking unit protection device has an air flow guide unit which is provided for guiding an air flow flowing from a heating space provided for the heating means. It can be achieved by the air flow guide unit particularly space-saving effective removal of heat and / or moisture from the boiler room, whereby penetration of warm or moist air can be avoided in the receiving area.
  • the air flow guiding unit has means for directing the air flow in a direction away from the housing unit, whereby backflow of the air flow in the area of the receiving area can be prevented.
  • the air flow guiding unit may also serve as a discharge means for discharging a liquid condensed in the heating space and in particular a liquid condensed on the underside of the cooking plate. Thereby, a penetration of the liquid can be avoided in the receiving area, which in particular a protection of the electronics unit against moisture can be achieved.
  • the air flow guide unit is formed integrally with the shielding unit. As a result, components, space and installation costs can be saved.
  • the cooking unit protection device on a covering means which covers the receiving area and the heating means at least partially in the vertical direction downwards and in which a provided for discharging the air flow from the heating chamber opening is recessed.
  • the shielding unit protrudes into the opening.
  • improved protection of the receiving area against moisture and / or heat can be achieved, in particular if it is arranged in the region of the opening, wherein the area of the shielding unit projecting into the opening can effectively serve to prevent backflow in the direction of the enveloping unit.
  • Fig. 1 is a plan view of a hob
  • Fig. 2 shows the hob with base in an Ouerterrorism
  • Fig. 3 is a view of the hob with base from below.
  • Fig. 1 shows a hob 1 1 in a plan view.
  • the hob 1 1 has a cooking plate 34, which is formed mainly of glass ceramic.
  • the cooking plate 34 includes cooking zones 52, which are provided for parking and heating cookware.
  • the cooking plate 34 has an operating unit 15, which comprises a number of touch elements 66, which can be used for switching on and off and for controlling a heating power of heating means 18.
  • These heating means 18, which are each associated with one of the cooking zones 52 or are arranged below one of the cooking zones 52 (see FIG. 2), are provided for heating by a cookware set up in the corresponding cooking zone 52.
  • the operating unit 15 has a display unit 68 for outputting information, in particular for displaying a heating stage of the heating means 18, to an operator who is arranged below the cooking plate 34.
  • Figure 2 shows the hob 11 with a base 13 in a cross section perpendicular to the cooking plate 34.
  • the base 13 is located below the cooking plate 34 and is completed by a mounting frame 44 to the environment of the hob 11, for example, to a worktop out. Furthermore, the base 13 is delimited by a cover 38 down.
  • the substructure 13 has two subspaces, namely a heating chamber 48 and an electronics compartment 50. In the heating chamber 48, the heating means 18 and further, the heating means 18 associated components 17 are arranged, while the electronics compartment 50 of the control unit 15 is assigned.
  • the hob 1 1 is provided with a cooking unit protection device 9, which serves to protect the electronics compartment 50 relative to the heating chamber 48, in particular against heat and moisture generated in a cooking process of the heating means 18.
  • a cooking unit protection device 9 which serves to protect the electronics compartment 50 relative to the heating chamber 48, in particular against heat and moisture generated in a cooking process of the heating means 18.
  • the cooking unit protection device 9, a shielding unit 16 which separates the heating chamber 48 and the electronics compartment 50 from each other.
  • the cooking unit protection device 9, the heating chamber 48 and the electronics compartment 50 can also be seen in FIG.
  • the shielding unit 16 comprises a shielding element 20 and a shielding means 26.
  • a housing unit 10 is arranged in the electronics space 50.
  • the housing unit 10 has a housing remover 22 which forms a receiving area 12 for receiving an electronic unit 14.
  • the remodeling means 22 is H-shaped in cross-section. Upper legs 54, 56 of the H-shape point upwards. Lower legs 58, 60 of the H-shape point downwards.
  • the upper leg 54 is located on the heating chamber 48 side facing the H-shape, the upper leg 56 is located on the side facing away from the heating chamber 48 side of the H-shape.
  • the lower limb 60 is located on the side of the H-shape facing the heating space 48; the lower limb 58 is located on the side of the H-shape facing away from the heating space 48.
  • a connecting piece 62 connects the legs 54, 56, 58, 60.
  • the two upper legs 54, 56 of the H-shape are compared to the two lower legs 58, 60 shortened.
  • the shielding means 26 extends perpendicular to the cooking plate 34 in a straight manner.
  • the upper leg 54 and the shielding means 26 are connected via a connecting piece 64.
  • the shielding means 26 and the lower leg 60 are parallel to each other.
  • the shielding means 26 forms together with the connecting piece 64 and the lower leg 60 a slot 24 which extends perpendicular to the cooking plate 34.
  • the remodeling means 22, in particular the legs 54, 60 and the shielding means 26, form a double wall of the housing unit 10 facing the heating space 48 Shielding means 26 and the remodeling means 22 cover the receiving area 12 in each case in a substantially horizontal direction to the heating means 18 out.
  • the remover 22, the connector 64 and the shielding 26 form a one-piece unit.
  • the remodeling means 22 and the shielding means 26 may in particular be made of one piece.
  • the shielding means 26 and the housing unit 10 may be made separate from one another as different building units. In this case, the shielding means 26 is advantageously fastened to the housing unit 10 prior to installation in the substructure 13 of the hob 11.
  • the upper leg 54, the connecting piece 62 and the upper leg 56 envelop a receiving space 28.
  • the receiving space 28 is U-shaped in cross-section open at the top and is covered upwardly by the cooking plate 34.
  • the receiving space 28 is sealed by the shielding element 20 against the surrounding space and especially against the heating chamber 48 and protected from heat and moisture, which arise during a cooking process.
  • the shielding member 20 is formed as a silicone foam, which extends from the connecting piece 64 to the cooking plate 34 and from the upper leg 56 to the cooking plate 34 back.
  • the shielding element 20 is also adhesive-free on the underside of the cooking plate 34 at.
  • the lower legs 58, 60 and the connector 62 envelop the receiving area 12. This is U-shaped in cross-section downwardly open and is covered by the cover 38 down.
  • the receiving area 12 and the receiving space 28 are protected by the shielding unit 16 and the housing remover 22 from heat from the heating space 48, which is developed during a cooking process, and against moisture, which condenses in the heating space 48 during a cooking process.
  • a subset of the moisture may be removed by an air stream 72, which is guided by means of an air flow guide unit 36 which is integrally formed with the shielding unit 16 by recessed from the cover 38 openings 42 down (see also Figure 3).
  • the air flow guide unit 36 is formed by subregions of the shielding unit 16, namely the shielding means 26, each projecting into one of the openings 42 and, as also shown in FIG 3, protrude from the cover 38.
  • an electronics unit 31 is arranged in the receiving space 28, an electronics unit 31 is arranged.
  • the electronics unit 31 includes the display unit 68 which visually displays an operation level of a cooking zone 52 for a user.
  • the electronics unit 31 has capacitive components 70 that register the operation of the touch elements 66.
  • the receiving area 12 has an electronic unit 14.
  • the electronic unit 14 is designed as a relay unit with a printed circuit board and are on the control unit 15 mediated signals for controlling the heating means 18 on.
  • FIG. 3 shows a view of the hob 1 1 from below.
  • the covering means 38 covers the heating chamber 48, which is indicated by an arrow, and the electronics compartment 50, which is also indicated by an arrow. From the cover 38, a set of openings 42 is recessed along the circumference of the electronics compartment 50, which are separated from each other for reasons of stability. Protruded through these openings 42, as described above with reference to FIG. 2, are continued subregions of the shielding unit 16, which form the air flow guiding unit 36.
  • the electronic unit 31 is positioned in the receiving space 28.
  • the shielding element 20 is sprayed onto the housing unit 10 enclosing the receiving space 28.
  • the housing unit 10 is brought into an end position of assembly, wherein the clamping connection with the cover means 38 and the tab 74 is made.
  • the shielding element 20 is pressed against the underside of the cooking plate 34 by a clamping force.
  • the electronic unit 14 can be mounted in the receiving area 12. Alternatively, it can be mounted in the receiving area 12 prior to fixing the housing unit 10 to the mounting frame 44.
  • the cover 38 After installation of the heating means 18, the components 17 and the sung unit 10 and the shielding unit 16 formed Baumoduls is the cover 38, which is designed as a cover plate, mounted and in particular screwed to the mounting frame 44.
  • the cover 38 covers the boiler room 48 and the electronics compartment 50 down.
  • a repair or replacement of the electronics unit 14 can be carried out in a simple manner by the covering means 38 is removed and this easy access to the receiving area 12 is made possible. Also, a repair or replacement of the electronics unit 31 can be performed in a simple manner. For this purpose, the connection of the tab 74 is released to the cover 38 and the cover 38 and the housing unit 10 are removed from the base 13, wherein the shield 20, the adhesive-free rests against the cooking plate 34 is easily decoupled from the cooking plate 34.

Landscapes

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

Abstract

L'invention concerne un dispositif de protection d'une unité de cuisson, ce dispositif comprenant au moins une unité de logement (10) qui délimite au moins une zone de réception (12) destinée à recevoir au moins une unité électronique (14), ainsi qu'au moins une unité de blindage (16) destinée à protéger l'unité de logement (10) vis-à-vis d'un moyen de chauffage (18). Selon l'invention, pour que ce dispositif garantisse une protection efficace tout en présentant un faible encombrement, l'unité de blindage (16) est fixée sur l'unité de logement (10).
PCT/EP2008/055311 2007-05-10 2008-04-30 Dispositif de protection d'une unité de cuisson WO2008138760A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP08749906.7A EP2147571B1 (fr) 2007-05-10 2008-04-30 Dispositif de protection d'une unité de cuisson
ES08749906.7T ES2461740T3 (es) 2007-05-10 2008-04-30 Dispositivo de protección de una unidad de cocción

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200710021938 DE102007021938A1 (de) 2007-05-10 2007-05-10 Kocheinheitsschutzvorrichtung
DE102007021938.7 2007-05-10

Publications (1)

Publication Number Publication Date
WO2008138760A1 true WO2008138760A1 (fr) 2008-11-20

Family

ID=39745665

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/055311 WO2008138760A1 (fr) 2007-05-10 2008-04-30 Dispositif de protection d'une unité de cuisson

Country Status (4)

Country Link
EP (1) EP2147571B1 (fr)
DE (1) DE102007021938A1 (fr)
ES (1) ES2461740T3 (fr)
WO (1) WO2008138760A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2959108B1 (fr) * 2010-04-23 2012-07-13 Everbest Plan de travail domestique comportant, noye dans son epaisseur, au moins un organe tactile de commande d'un accessoire electrique
ITVE20110024A1 (it) * 2011-04-21 2012-10-22 Meneghetti S P A Unipersonale Piano di cottura
ES2405030R1 (es) * 2011-11-14 2013-10-21 Bsh Electrodomesticos Espana Bandeja de encimera de cocción con unidad protectora
DE102013203110A1 (de) * 2013-02-26 2014-08-28 BSH Bosch und Siemens Hausgeräte GmbH Vorrichtung für ein Kochfeld mit einem Montagerahmen und einem Bodenteil sowie Kochfeld mit einer derartigen Vorrichtung
EP2905541A1 (fr) * 2014-02-11 2015-08-12 Electrolux Appliances Aktiebolag Boîtier pour plaque de cuisson de cuisine, plaque de cuisson de cuisine encastrée, procédé de fabrication de boîtier d'un dispositif de plaque de cuisson et procédé de montage encastré d'une plaque de cuisson de cuisine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838505A (en) * 1973-11-02 1974-10-01 Whirlpool Co Method of forming glass-ceramic cooktop construction
EP0687131A2 (fr) * 1994-06-07 1995-12-13 E.G.O. Elektro-Geräte Blanc u. Fischer Système de commande pour appareil de chauffage électrique
DE19526093A1 (de) * 1995-07-18 1997-01-23 Kueppersbusch Kochmulde mit einem Steuersensor
EP1120999A2 (fr) * 2000-01-27 2001-08-01 AEG Hausgeräte GmbH Appareil ménager, en particulier appareil de cuisson ménager
US20020190055A1 (en) * 2001-06-19 2002-12-19 Bsh Home Appliances Corporation Appliance control protection apparatus
DE10345198A1 (de) * 2003-09-29 2005-05-04 Bsh Bosch Siemens Hausgeraete Modul zur Steuerung eines Kochfeldes
WO2007077153A2 (fr) * 2005-12-30 2007-07-12 Arcelik Anonim Sirketi Cuiseur

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3870862A (en) 1973-11-02 1975-03-11 Whirlpool Co Glass-ceramic cooktop construction
EP0190646A1 (fr) * 1985-02-01 1986-08-13 ITALORA S.p.A. Dispositif d'isolation de la chaleur pour les éléments de commande et de manoeuvre d'un appareil de cuisson

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838505A (en) * 1973-11-02 1974-10-01 Whirlpool Co Method of forming glass-ceramic cooktop construction
EP0687131A2 (fr) * 1994-06-07 1995-12-13 E.G.O. Elektro-Geräte Blanc u. Fischer Système de commande pour appareil de chauffage électrique
DE19526093A1 (de) * 1995-07-18 1997-01-23 Kueppersbusch Kochmulde mit einem Steuersensor
EP1120999A2 (fr) * 2000-01-27 2001-08-01 AEG Hausgeräte GmbH Appareil ménager, en particulier appareil de cuisson ménager
US20020190055A1 (en) * 2001-06-19 2002-12-19 Bsh Home Appliances Corporation Appliance control protection apparatus
DE10345198A1 (de) * 2003-09-29 2005-05-04 Bsh Bosch Siemens Hausgeraete Modul zur Steuerung eines Kochfeldes
WO2007077153A2 (fr) * 2005-12-30 2007-07-12 Arcelik Anonim Sirketi Cuiseur

Also Published As

Publication number Publication date
DE102007021938A1 (de) 2008-11-13
EP2147571A1 (fr) 2010-01-27
ES2461740T3 (es) 2014-05-21
EP2147571B1 (fr) 2014-04-23

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