WO2007080146A2 - Appareil de cuisson et procede pour faire fonctionner un appareil de cuisson - Google Patents

Appareil de cuisson et procede pour faire fonctionner un appareil de cuisson Download PDF

Info

Publication number
WO2007080146A2
WO2007080146A2 PCT/EP2007/050086 EP2007050086W WO2007080146A2 WO 2007080146 A2 WO2007080146 A2 WO 2007080146A2 EP 2007050086 W EP2007050086 W EP 2007050086W WO 2007080146 A2 WO2007080146 A2 WO 2007080146A2
Authority
WO
WIPO (PCT)
Prior art keywords
cooking appliance
appliance door
closing
cooking
closing device
Prior art date
Application number
PCT/EP2007/050086
Other languages
German (de)
English (en)
Other versions
WO2007080146A3 (fr
Inventor
Dirk Hoffmeier
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 CN2007800022583A priority Critical patent/CN101371079B/zh
Publication of WO2007080146A2 publication Critical patent/WO2007080146A2/fr
Publication of WO2007080146A3 publication Critical patent/WO2007080146A3/fr

Links

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
    • F24C15/02—Doors specially adapted for stoves or ranges
    • F24C15/022—Latches
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/0025—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing
    • E05B17/0029—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing motor-operated
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/10—Locks or fastenings for special use for panic or emergency doors
    • E05B65/102—Locks or fastenings for special use for panic or emergency doors opening under pressure on the surface of the door itself
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C3/00—Fastening devices with bolts moving pivotally or rotatively
    • E05C3/12—Fastening devices with bolts moving pivotally or rotatively with latching action
    • E05C3/16—Fastening devices with bolts moving pivotally or rotatively with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch
    • E05C3/22—Fastening devices with bolts moving pivotally or rotatively with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch the bolt being spring controlled
    • E05C3/24—Fastening devices with bolts moving pivotally or rotatively with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch the bolt being spring controlled in the form of a bifurcated member

Definitions

  • EP 1 036 990 Bl a cooking appliance in the manner of a steam oven is known.
  • Such cooking appliances consist of a body with a cooking chamber for holding a food and a cooking appliance door for closing the body during operation.
  • closing devices for locking the cooking appliance door during operation, in order to prevent hazards to a person located in front of the cooking appliance.
  • Also generally known is the use of a so-called pyrolysis operation for cleaning the cooking chamber of a cooking appliance, wherein the cooking chamber is heated to an extremely high temperature during the pyrolysis operation, whereby a critical overpressure can arise due to pyrolysis pulses.
  • a cooking appliance in particular a steam oven, with a body which encloses a cooking chamber, and with a cooking appliance door for closing a feed opening of the cooking chamber is preferably a closing ⁇ device has a closing device for actively closing the cooking appliance door.
  • the closing device in particular the closing device, can allow a short opening of the cooking appliance door when a threshold pressure in the cooking chamber of the body is exceeded against a closing force of the closing device in order to prevent the build-up of a critical overpressure in the cooking chamber.
  • the closing device then pulls the cooking appliance door after falling below the threshold pressure and / or falls below a deviating from the threshold pressure second threshold pressure again with the closing force in the direction of the body.
  • a spacer element, at least for limiting the adjusting ⁇ the cooking appliance door against the body frame bility be arranged on the cooking appliance and / or in the region of the body frame.
  • the closing device preferably has a locking element, which is mounted by a bolt in a housing part, wherein the bolt formed by a locking element in the Long hole leads and wherein the locking element is tensioned by an elastic ⁇ isches element in a closed position with a closing force in or parallel to the longitudinal direction of the slot.
  • the length of the oblong hole advantageously corresponds to at least one permissible distance for the partial and limited opening of the cooking appliance door in the closed state of the cooking appliance door.
  • a method for closing a cooking chamber arranged in the body of the cooking appliance is also advantageous, if the cooking appliance door is actively pulled in the direction of the body by means of a closing device.
  • the cooking appliance door is preferably pulled with an elastic closing force in the direction of the body.
  • the cooking appliance door is preferably locked in a cooking operation in a predetermined closed position.
  • the cooking appliance is in operation at elevated pressure, in particular in a pyrolysis operation, locked according to the method in such a way in a closed position, that the cooking appliances ⁇ door a predetermined distance against an elastic closing force of the closing device from the body away is adjustable ⁇ bar.
  • Fig. 4 shows front side components of a closure ⁇ device with the housing open in an open position
  • FIG. 5 shows the components according to FIG. 4 in a closed position
  • Fig. 6 shows such a modified but opened housing with further components for locking the closing device in an operating position
  • Fig. 9 shows the arrangement with additionally inserted micro switches and 10 shows a perspective view of a further embodiment of a cooking appliance with a plurality of closing device .
  • Fig. 1 shows schematically a cooking appliance 1 in the form of, for example, a steam oven.
  • the cooking appliance 1 consists in particular of a body 2 with an internal cooking chamber 3.
  • the cooking chamber 3 enclosed by a body frame 4 is accessible via a feed opening in the body frame 4.
  • the loading opening in the body frame 4 can be closed by a cooking appliance door 5.
  • the cooking appliance door 5 shown is hinged to the carcass frame 4 via a hinge connection 6.
  • an operating module 7 for operating functions of the cooking appliance 1 and a door handle 8 for manually opening and closing the cooking appliance door 5 can be attached to the cooking appliance door 5.
  • a gasket 9 is inserted between the cooking appliance door 5 and the body frame 4, wherein the exemplary Darge ⁇ presented seal 9 is arranged on the outside of the body frame 4.
  • the seal 9 can also be arranged alternatively or additionally on the inside of the cooking appliance door 5.
  • the locking element 14 is preferably designed in the form of a hook, which engages in a corresponding hook of the locking counter-element or an eye of the locking counter-element 15.
  • the construction is chosen so that the locking element 14 emerges during the opening of the cooking appliance door 5 from a predetermined opening angle of the locking counter-element 15 and the cooking appliance door 5 releases for further opening.
  • the locking element 14 is preferably locked, so that it is not set back into the closing device 10.
  • the locking element 14 and the locking counter-element 15 again engage with each other, wherein upon further pressing the cooking appliance door 5 or by engaging the locking element 14 is released for movement in the direction of the closing device 10 again.
  • the locking element 14 is fastened via a spring as an elastic element 16 in the housing 13 of the closing device 10.
  • the spring is dimensioned such that after release of the locking element 14 by the spring a closing ⁇ force F is exerted on the cooking appliance door 5, which attracts the cooking appliance door 5 in the direction of the body 2.
  • the spring that is to say the elastic element 16 fixed in the housing 13, the locking element 14 fastened to the other end of the spring and the locking counter element 15 on the cooking appliance door 5 thus form a closing device 17 for closing the cooking appliance door 5.
  • Zuzieh means 17 the cooking appliance door 5 is pressed with the defined set closing force F so firmly against the seal 9, that in the case of a steam oven, in the cooking chamber 3 during operation, a desired vapor pressure prevails, no steam from the cooking chamber 3 can escape.
  • the closing force F is chosen by the use of a suitably dimensioned elastic member 16 so that the closing force F of the elastic member 16 is smaller than the force of a pyrolysis pulse in a pyrolysis operation.
  • a threshold pressure p greater than the closing force F is exceeded, the cooking appliance door 5 is thus pressed against the closing force F of the closing device 17, which leads to a brief opening and thus an escape of a critical overpressure from the cooking chamber 3.
  • the locking device 19 that the cooking appliance door 5 can be opened only over a certain defined distance s.
  • the locking device 19, for example, consist of a bar, which by means of z. B. an electromagnet blocking an adjustment of the locking element 14 in the outside direction over the amount of the distance s addition.
  • the locking device 19 can also be used at the same time for locking the locking element outside 14 in the open door position by a latch of the locking device 19 moves during the opening and closing of the cooking appliance door 5 in a retracted position and otherwise movement of the locking element fourteenth or a stop on the locking element 14 in the front or rear direction blocked.
  • the closing device thus offers a variety of functions.
  • a cooking appliance door 5 is pulled from a closed position approaching the carcass frame 4 by the closing device 17 against the carcass frame 4, wherein tolerances can be compensated by one or more spacer elements 18 and corresponding closing forces F of the closing device 17 ,
  • the cooking appliance door 5 is pulled up to a precisely predetermined distance on the muffle or the carcass frame 4, wherein the located between the cooking appliance door 5 and the muffle seal 9 is acted upon by a precisely defined closing pressure.
  • seals 9 which, as in the case of steam ovens, have large tolerances. point. Is thus enables a preferably ⁇ hundred percent seal.
  • the cooking appliance door 5 is conditionally released by an appropriate dimensioning of an elastic element 16, so that a pressure equalization is made possible by temporary pushing away of the cooking appliance door 5 from the carcass frame 4. For safety reasons, is thereby permeable to the distance ⁇ s preferably a movement of the cooking appliance 5 of the body frame 4 away limited.
  • the locking element 14 or the closing device 17 is locked in a position which itself prevents movement over the distance s permissible in such a case only in pyrolysis operation.
  • FIGS. 4 to 9 is a standalone execution ⁇ form a closing device shown 10 *, 10 °, wherein Figs. 6 to 9 show a comparison with FIGS. 4 and 5 advanced embodiment.
  • the same reference numerals correspond Components or functional features with the same function and comparable design as corresponding components and functional features, which are described with reference to the other figures, to which reference is made in this regard.
  • Reference numerals denoted by * or ° designate components or functional features which, by their basic function, denote components or functional features according to FIGS. 1 to 3 designated by the same numbers, but deviate from these with regard to specific aspects.
  • FIGS. 4 to 9 With regard to the fundamental aspects, reference is also made in this regard to the preceding figures. Within FIGS. 4 to 9, with reference to the respective other figures, essentially only components and functional features are described which are particularly clearly recognizable on the basis of the special figure.
  • the closing device 10 *, 10 ° sketched in FIGS. 4 to 9 consists essentially of two housing parts 20, which are connected to one another, for example screwed together, and receive the other components.
  • the illustrated first of the housing parts 20 has a frontal ⁇ opening 22 for receiving a locking counter-element 15 *, which protrudes in the direction of the body 2 of the cooking appliance door 5.
  • a locking element 14 * has a slot 23 which passes through the locking element 14 *. Through the slot 23 performs a fastened in the first housing part 20 bolts 24 through, so that the locking element 14 * on the one hand to the pin 24 a pivoting movement and on the other hand along the slot 23 can perform a lateral movement.
  • the front side that is to say at the end region facing the opening 22, the locking element 14 * has a hook 25 which engages in an opening of the locking counter element 15 * in an opening position shown in FIG. 5 and this locked within the closing device 10 *. By a pivoting movement about the pin 24, the hook 25 comes out of the opening of the locking counter-element 15 *, so that this is released, as shown in Fig. 4.
  • An elongated recess 27 leads from the rear of the locking element 14 of preferably in extension of the long ⁇ hole 23 in the locking element 14 * in.
  • the elongated hole 23 and the recess 27 are preferably configured as long as a permissible distance s over which the locking counter element 15 are moved together with the locking element 14 in the event of overpressure in the cooking chamber in the opening direction of the cooking appliance against the closing force F of the elastic member 16 may.
  • the Gar ⁇ can appliance door For venting an overpressure in the cooking chamber due to, for example, a pyrolysis pulse, the Gar ⁇ can appliance door according to an amount corresponding to the permissible range are opened s, wherein the elastic element the cooking appliance door frame after removal of the excess pressure back against the body ⁇ 16 4 pulls. Due to the sufficiently long configuration of the recess 27, pivoting of the locking element 14 about the bolt 24 is prevented even during this movement along the permissible distance s, so that unintentional and uncontrolled opening of the cooking appliance door is avoided.
  • a first housing part 21 in turn has a front opening 22 for passing a locking counter element 15 °.
  • a latch member 14 * has the structure of the reference to Figs. 4 and locking elements described ⁇ 5 14 * to substantially and also includes a slot 23 through which a bolt 24 performs accordingly.
  • a recess 27 is formed, which in the closed position and in a closed by the permissible distance s closed position another bolt 28 surrounds.
  • a projection 26 is in turn arranged parallel to a front hook 25.
  • a longitudinally adjustable adjusting bolt 29 is guided through the closing device 10 °.
  • the adjusting bolt 29 is acted upon on the rear side by a helical spring as a further elastic element 30 in the front-side direction and presses with a stop 31 in the form of a front abutment surface against the locking counter-element 15 ° guided in corresponding closing positions through the opening 22.
  • a contact ⁇ element 32 is arranged, which is activated by a laterally projecting from the adjusting bolt 29 projection 33 when the adjusting bolt 29 is placed in a frontmost position in which the locking counter-element 15 ° is not guided through the opening 22.
  • a corresponding signal for the control device 12 (FIGS. 1-3) is generated in this position in order, for example, to prevent the cooking appliance from being put into operation when the cooking appliance door 5 is opened in this state.
  • Another adjusting element 34 also leads in the longitudinal direction through the closing device 10 °, wherein this further adjusting element 34 is adjustable by means of an electromagnetic drive 35 in two end positions.
  • the further adjusting element 34 engages with a stop 36 in the lateral direction between the rear end of the adjusting bolt 29 and the further elastic element 30 a.
  • the electro ⁇ magnetic drive 35 By actuation of the electro ⁇ magnetic drive 35 in the rearward direction, the further elastic element 30 is compressed and the adjusting ⁇ bolt 29 unlocked.
  • an emergency opening of the closing device 10 * by the control device 12 can thereby be effected.
  • the further adjusting element 34 protrudes with a rear ⁇ side portion in the rearward direction out of a further opening of the housing member 21, wherein the protruding portion is used as an emergency operating element for manually opening the closing device.
  • An emergency opening can be effected by pulling the other actuator 34 in the backward direction.
  • a respective instantaneous positioning of the adjusting bolt 29 and / or the further adjusting element 34 detected and the control ⁇ device 12 are signaled.
  • the second of the further contact elements 38 with a contact in the front-facing direction is used to detect a closed position of the adjusting bolt 29 when the door is completely closed. If neither the first contact element 32 nor the second of the further contact elements 38 is activated, the control device 12 is signaled a position in which the cooking appliance door 5 is in a partially closed position.
  • Such a signaling signals in particular the situation of a momentary overpressure reduction by a partial opening of the cooking appliance door 5 over the range of the permissible distance s.
  • the second of the further contact elements 37 has a contact in the rear direction and is actuated by the further adjusting element 34. Activation of this first of the further contact elements 37 in particular signals a closed position.
  • the further adjusting element 34 can also bring about a locking of the adjusting bolt 29 in the possible closing positions with its front end, so that the closing device 10 * is blocked in a closed position by means of the further adjusting element 34 correspondingly adjusted by the electromagnetic drive 35.
  • FIG. 10 shows a further embodiment of a cooking appliance 39 in a representation analogous but simplified to FIG. 1.
  • two closing devices 10 are now arranged on one side of the body 40.
  • a stronger and more uniform tightening of the door 5 is possible in comparison to only one closing device 10.
  • Additional or alternative elements of the cooking appliance 39, in particular from the descrip ⁇ exercise of the above figures can be seen and not only depicted in presentation here.
  • the invention is not limited to the above examples execution ⁇ , but may also comprise more than two locking devices Ver ⁇ that do not also have to be arranged on the same side, but z. B. also on opposite sides, in particular on layers of the same closure height or the same distance from the axis of rotation of the door 5.
  • the door 5 does not need to open laterally, but can also open upwards or downwards.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cookers (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Commercial Cooking Devices (AREA)
  • Electric Ovens (AREA)

Abstract

L'invention concerne un appareil de cuisson (1), en particulier un four de cuisson à vapeur. Cet appareil de cuisson (1) comprend un corps (2) qui entoure un espace de cuisson (3), ainsi qu'une porte (5) servant à obturer une ouverture de chargement du corps (2). L'invention se caractérise en ce qu'un dispositif de verrouillage (10) présente un dispositif de fermeture (17) permettant d'obtenir une fermeture active de la porte (5) de l'appareil de cuisson (1).
PCT/EP2007/050086 2006-01-10 2007-01-04 Appareil de cuisson et procede pour faire fonctionner un appareil de cuisson WO2007080146A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2007800022583A CN101371079B (zh) 2006-01-10 2007-01-04 烹调器具和运行烹调器具的方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006001293.3A DE102006001293B4 (de) 2006-01-10 2006-01-10 Gargerät und Verfahren zum Betreiben eines Gargeräts
DE102006001293.3 2006-01-10

Publications (2)

Publication Number Publication Date
WO2007080146A2 true WO2007080146A2 (fr) 2007-07-19
WO2007080146A3 WO2007080146A3 (fr) 2007-09-07

Family

ID=38066930

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/050086 WO2007080146A2 (fr) 2006-01-10 2007-01-04 Appareil de cuisson et procede pour faire fonctionner un appareil de cuisson

Country Status (3)

Country Link
CN (1) CN101371079B (fr)
DE (1) DE102006001293B4 (fr)
WO (1) WO2007080146A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2636957A1 (fr) 2012-03-06 2013-09-11 Electrolux Home Products Corporation N.V. Four de cuisson comprenant une porte de four battante et système de fermeture de cette porte de four
US20180209659A1 (en) * 2017-01-26 2018-07-26 Samsung Electronics Co., Ltd Cooking apparatus

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014186475A1 (fr) * 2013-05-15 2014-11-20 Calin Roatis Serrure
ITTV20130169A1 (it) 2013-10-17 2015-04-18 Lainox Ali Spa "apparecchiatura per la cottura di alimenti nella ristorazione collettiva con dispositivo di apertura automatica della porta"
DE102013225407A1 (de) 2013-12-10 2015-07-02 BSH Hausgeräte GmbH Haushaltsgerät mit einer bewegbaren Bedienblende
CN104545559A (zh) * 2015-02-03 2015-04-29 宁波奥可智能科技发展有限公司 早餐一体机

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3410591A (en) * 1966-11-04 1968-11-12 Amerock Corp Latching device
US3831580A (en) * 1973-11-19 1974-08-27 Corning Glass Works Lockable oven door latch
US5012794A (en) * 1988-11-17 1991-05-07 Societe Cooperative De Production Bourgeois Oven closure device
US20030116975A1 (en) * 2001-12-21 2003-06-26 Cole Ronald E. Door latch mechanism and associated components for a self-cleaning oven

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Publication number Priority date Publication date Assignee Title
DE4338584A1 (de) * 1993-11-11 1995-05-18 Werner Lautenschlaeger Vorrichtung zur Wärmebehandlung von Materialien in einer Heizkammer
DE19906990A1 (de) * 1999-02-19 2000-08-24 Bsh Bosch Siemens Hausgeraete Dampfgargerät, insbesondere Dampfbackofen
DE10027774C2 (de) * 2000-04-20 2003-08-21 Miwe Michael Wenz Gmbh Vorrichtung zum Schließen der Tür eines Ofens und Ofen
DE20009546U1 (de) * 2000-05-27 2000-08-10 Bayer Isolierglas- und Maschinentechnik GmbH, 79215 Elzach Verschluß für Geräte mit hoher Innentemperatur
CN1242203C (zh) * 2001-12-25 2006-02-15 乐金电子(天津)电器有限公司 一种微波炉
US7036853B2 (en) * 2003-12-08 2006-05-02 Emerson Electric Co. Motorized oven lock for sealing oven door

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3410591A (en) * 1966-11-04 1968-11-12 Amerock Corp Latching device
US3831580A (en) * 1973-11-19 1974-08-27 Corning Glass Works Lockable oven door latch
US5012794A (en) * 1988-11-17 1991-05-07 Societe Cooperative De Production Bourgeois Oven closure device
US20030116975A1 (en) * 2001-12-21 2003-06-26 Cole Ronald E. Door latch mechanism and associated components for a self-cleaning oven

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2636957A1 (fr) 2012-03-06 2013-09-11 Electrolux Home Products Corporation N.V. Four de cuisson comprenant une porte de four battante et système de fermeture de cette porte de four
US20180209659A1 (en) * 2017-01-26 2018-07-26 Samsung Electronics Co., Ltd Cooking apparatus
US10746411B2 (en) * 2017-01-26 2020-08-18 Samsung Electronics Co., Ltd. Cooking apparatus

Also Published As

Publication number Publication date
DE102006001293A1 (de) 2007-07-12
CN101371079A (zh) 2009-02-18
DE102006001293B4 (de) 2021-05-27
CN101371079B (zh) 2011-10-05
WO2007080146A3 (fr) 2007-09-07

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