EP1217306A2 - Four de cuisson avec un conduit d'évacuation de fumées - Google Patents

Four de cuisson avec un conduit d'évacuation de fumées Download PDF

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Publication number
EP1217306A2
EP1217306A2 EP01129680A EP01129680A EP1217306A2 EP 1217306 A2 EP1217306 A2 EP 1217306A2 EP 01129680 A EP01129680 A EP 01129680A EP 01129680 A EP01129680 A EP 01129680A EP 1217306 A2 EP1217306 A2 EP 1217306A2
Authority
EP
European Patent Office
Prior art keywords
molded part
catalyst
baking oven
oven according
vapor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP01129680A
Other languages
German (de)
English (en)
Other versions
EP1217306B1 (fr
EP1217306A3 (fr
Inventor
Wolfgang Bollmers
Jochen Knorr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Miele und Cie KG
Original Assignee
Miele und Cie KG
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 Miele und Cie KG filed Critical Miele und Cie KG
Publication of EP1217306A2 publication Critical patent/EP1217306A2/fr
Publication of EP1217306A3 publication Critical patent/EP1217306A3/fr
Application granted granted Critical
Publication of EP1217306B1 publication Critical patent/EP1217306B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • F24C15/20—Removing cooking fumes
    • F24C15/2007—Removing cooking fumes from oven cavities
    • F24C15/2014—Removing cooking fumes from oven cavities with means for oxidation of cooking fumes
    • 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
    • F24C14/00—Stoves or ranges having self-cleaning provisions, e.g. continuous catalytic cleaning or electrostatic cleaning
    • F24C14/02—Stoves or ranges having self-cleaning provisions, e.g. continuous catalytic cleaning or electrostatic cleaning pyrolytic type

Definitions

  • the invention relates to an oven with a baking muffle that can be closed by an appliance door, at least one heating device for the baking muffle, with a vapor channel, which is extends from an opening in the baking muffle for discharging the fumes up to a suction fan, a catalyst can be arranged in or in front of the vapor channel, which self-heated or externally heated ceramic honeycomb and has at least one housing.
  • the invention relates to an oven with a through an appliance door closable baking muffle, at least one heating device for the baking muffle, with a Vapor channel, which extends from an opening in the baking muffle to discharge the vapor extends in front of a suction fan, the vapor channel along it Flow direction at least a portion formed by a catalyst includes.
  • a catalyst is arranged to keep greasy vapors and offensive odors from the environment leave.
  • a suitable catalyst with a perforated ceramic disc is known from the publication DE 28 17 101. It is common knowledge that around the ceramic disc an inner housing is arranged in which the ceramic disc is fixed. Also DE 41 42 336 A1 discloses such a catalyst for an oven, which in a Vapor outlet opening is arranged on the baking muffle ceiling and during a cooking process catalytically converts the vapors flowing through it.
  • the invention therefore presents the problem of creating an oven in its manufacture fewer small parts are installed and no fiber insulation material is used for the catalyst should.
  • a particularly advantageous development of the aforementioned embodiment provides that the area of the catalyst, which has ceramic honeycombs, into a perpendicular to the Direction of flow of the catalyst arranged edge area extends into and in installed state is covered by the molded part, so that the molded part is the ceramic honeycomb at one end of the catalyst is essentially gas-impermeable.
  • the edge area of the catalytic converter can be used as an insulation layer without it must be structurally complex.
  • a further advantageous development of the aforementioned embodiment provides that the Catalyst is formed without a housing. This is the manufacture of the catalyst simplified.
  • the Catalyst has at least one housing, which as a molded part made of fiber-free, thermal insulating and moldable material is formed. That way, one is further improved thermal insulation of the catalyst.
  • the molded part has one or more parts train and extend from the baking muffle opening to the suction fan. hereby is for example the assembly / disassembly of one arranged in the vapor duct Simplified catalyst.
  • the molded part represents the outer housing of the catalyst represents and is arranged around the metallic inner housing of the catalyst, the additional vapor duct connects to this outer casing, regardless of whether this part the vapor channel made of sheet metal parts or as a thermally insulating molded part is.
  • Another advantage is the fact that the ceramic honeycomb and / or for it provided radiator even without an inner housing directly in cradles in Interior of the molding are set. This eliminates both the inside and that Outer housing of the catalyst while maintaining the functional properties.
  • Another advantageous embodiment provides a positive connection between the two parts, which is designed in particular as a groove connection. In this way it is achieved that Molded part has good thermal insulation, although it is formed in several parts. there is a groove connection particularly easy and inexpensive to manufacture and assemble.
  • the molded part cannot be removed from the rest of the oven connected is. It is also advantageous if the molded part with at least one detachable Fastening means is releasably fixed to an adjacent sheet metal part, one advantageous embodiment provides a spring that presses the molded part against the catalyst. This enables simple assembly / disassembly of the molded part, which is particularly important in On-site service is advantageous.
  • a spring is used because in this way the molded part and one located in it Catalyst or ceramic honeycomb located in it by the spring return force to each other are pressed so that molded part and catalyst / ceramic honeycomb on their contact surfaces are joined together in a gas-tight manner.
  • a flexible clamp is used in addition to the definition also creates a connection between the vapor duct and the suction fan and also excludes moving the molded part.
  • a molded part can also be used in addition to the thermal one Isolation of the vapor channel simultaneously take on other tasks, such as setting the Ceramic honeycomb body and / or inclusion of any existing radiators Self-heating of the catalyst.
  • FIG. 1 shows an oven (1) with a baking muffle that can be closed by an appliance door (2) (3), at least one heating device (4) for the baking muffle (3), a baking muffle opening (5) in front of a catalyst (7) and a vapor channel (6), which in front of a suction fan (9) ends.
  • the catalyst (7) has at least ceramic honeycombs (7.3). Also holds an inner housing (7.2) the ceramic honeycomb (7.3) in their position. Furthermore, are used in ovens (1) Catalysts (7) usually equipped with a radiator (7.4), which the Ceramic honeycomb (7.3) during exhaust air cleaning to the required reaction temperature heating up.
  • the catalyst (7) removes fat particles from the vapors coming from the baking muffle (3) and reduces odor leakage by putting fat particles and odorants in water vapor and converts carbon dioxide. Water vapor and carbon dioxide are removed by the suction fan (9) sucked in via the vapor duct (6) and via an exhaust air duct from the device promoted.
  • FIG. 2 shows a catalyst (7) for an oven (1), in which the ceramic honeycomb (7.3) are fixed in an inner housing (7.2). So far, a double-walled outer housing (7.1) is used, which is filled with a fibrous insulating material.
  • the outer housing (7.1) is a molded part (8) made of heat-resistant, moldable, fiber-free material formed, which also has thermal insulating properties. Materials which are particularly suitable for use in an oven (1) Pressing, casting or similar processes are deformable. Such materials are preferred foamed ceramics or pressed mica because they are easy to work with to let.
  • a heater (7.4) brings the catalyst (7) to its reaction temperature.
  • the ceramic honeycomb (7.3) in the inner housing (7.2) He is below the ceramic honeycomb (7.3) in the inner housing (7.2), its connection (7.4.1) is led out of the inner housing (7.2).
  • the molded part (8) is arranged, which on the outer shapes of the inner housing (7.2) or the ceramic honeycomb (7.3) is adapted.
  • the upper area of the molded part (8) around the catalyst (7) creates a connection to the vapor channel (6).
  • the ceramic honeycombs (7.3) can also be fixed together with the radiator (7.4) directly in the molded part (8), whereby an inner housing (7.2) can be dispensed with.
  • FIG. 3 Another and even more practical embodiment of the molded part (8) is shown in Figure 3.
  • the molded part (8) is like this in the interior (8.1.1) created that a catalyst (7) with or without an inner housing (7.2) in the molded part (8) can be included.
  • a catalyst (7) without an inner housing (7.2) can be Be molded part (8).
  • Ceramic honeycombs (7.3) and radiators (7.4) are not included here shown receiving devices held directly in the molded part (8).
  • the molded part (8) can be used with or without a catalyst (7), the catalyst (7) also with or can be equipped without an inner housing (7.2). So there is no need for a catalyst (7) in Connect to the baking muffle opening (5). Then the steam comes out of the baking muffle (3) unpurified in front of the suction fan (9) from the baking muffle (3) and is cooled after transported outside. In each of these uses, the molded part (8) replaces the entire vapor channel.
  • the molded part (8) preferably consists of 2 parts (8.1, 8.2), which are releasably connected to each other. This allows simple manufacture and a catalyst (7) can be accommodated with or without an inner housing (7.2).
  • Figure 3 shows a Side part (8.1), the other side part (8.2) being designed accordingly and both side parts (8.1, 8.2) can have connecting elements, which when assembling interlock positively.
  • Both side parts (8.1, 8.2) can be made of ceramic, for example, Mica or silicon dioxide.
  • Each part (8.1, 8.2) has on the to Baking muffle opening (5) on the side facing the inner housing (7.2) of a catalyst (7) adapted training so that the entire molded part (8) close to the inner housing (7.2) lies around.
  • the side parts (8.1, 8.2) are form-fitting on their connecting surfaces (8.1.2, 8.2.2) connected with each other.
  • a connection surface (8.1.2) is, for example, with a Groove (14) into which an elevation from the connecting surface (8.2.2) of the second Molded part (8.2) engages in a form-fitting manner.
  • the Parts (8.1, 8.2) should, however, be designed to be detachable from each other in order to exchange them or to facilitate the subsequent installation of a catalyst (7).
  • a coil spring (11) and a wide bracket (12) can be used. So that Fasteners (11, 12) do not slip on the smooth surface of the molded part (8) the determination points are marked by indentations (8.1.3, 8.1.4).
  • a recess (8.1.3) is provided for receiving the spiral spring (11) and into the recess (8.1.4) the bracket (12) can be used.
  • Such a molded part (8) replaced at the same time the conventional fiber-containing insulation material and also several sheet metal parts of a previously known catalyst and vapor duct, such as the double-walled outer housing (7.1) of the catalyst (7) and the vapor channel (6).
  • the molded part (8) for the thermally insulating sheathing of the catalyst (7) also connects seamlessly or in one piece. So that is with device manufacturing to assemble only a few components and in particular there is no processing of fiber insulation material.
  • FIG. 4 discloses a top view of a ventilation plate (10) of an oven (1) with a suction fan (9) and molded part (8).
  • the molded part (8) is fixed to the by means of a spiral spring (11) Inner catalytic converter housing (7.2) pressed in order to achieve the appropriate insulating effect guarantee and on the other hand to position the catalyst (7).
  • it is Shaped part (8) by means of a wide bracket (12) at the bottom of the ventilation plate (10).
  • a kinked formation (12.1) of the clamp (12) between the suction fan (9) and the molded part (8) has the advantage that in addition to a fastening function, a targeted air flow to Suction fan (9) under the bracket (12).
  • a catalyst forms (7) a section of a vapor channel (6).
  • the catalyst (7) is based on an in Fig. 5 symbolized by an arrow (16) flow direction, before that by a partially shown molded part (8) formed rest of the vapor channel (6) arranged.
  • the ceramic honeycombs (7.3), not shown, extend up to an edge region of the. arranged perpendicular to the flow direction (16)
  • Catalyst (7) and the catalyst (7) is formed without a housing.
  • the catalyst (7) and the molded part (8) are in the installed state by a likewise in FIG. 5 Not shown spring releasably connected together.
  • the catalyst (7) Due to the restoring force of the spring Catalyst (7) and molded part (8) pressed together at their contact surfaces, so that the Catalyst honeycomb (7.3) in the edge area of the Catalyst (7) on the side facing the molded part (8) through the molded part (8) in the are essentially sealed gas-tight.
  • the catalyst (7) is thus in the installed state divided into two areas, namely the inner area, that of the molded part (8) not is covered and flows through the vapors, and in the edge area, the Ceramic honeycomb (7.3) from which vapors do not flow and the thermal Isolation of the environment of the catalyst (7) is used in front of its inner region.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
EP20010129680 2000-12-15 2001-12-13 Four de cuisson avec un conduit d'évacuation de fumées Expired - Lifetime EP1217306B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10062827 2000-12-15
DE2000162827 DE10062827A1 (de) 2000-12-15 2000-12-15 Backofen mit Wrasenkanal

Publications (3)

Publication Number Publication Date
EP1217306A2 true EP1217306A2 (fr) 2002-06-26
EP1217306A3 EP1217306A3 (fr) 2003-12-17
EP1217306B1 EP1217306B1 (fr) 2013-06-05

Family

ID=7667471

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20010129680 Expired - Lifetime EP1217306B1 (fr) 2000-12-15 2001-12-13 Four de cuisson avec un conduit d'évacuation de fumées

Country Status (2)

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EP (1) EP1217306B1 (fr)
DE (1) DE10062827A1 (fr)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITBO20110585A1 (it) * 2011-10-14 2013-04-15 Gironimo Gino Di Forno
EP2860461A4 (fr) * 2012-06-12 2016-05-25 Younghee Lee Four ayant une fonction de pyrolyse
US10145568B2 (en) 2016-06-27 2018-12-04 Whirlpool Corporation High efficiency high power inner flame burner
USD835775S1 (en) 2015-09-17 2018-12-11 Whirlpool Corporation Gas burner
US10451290B2 (en) 2017-03-07 2019-10-22 Whirlpool Corporation Forced convection steam assembly
US10551056B2 (en) 2017-02-23 2020-02-04 Whirlpool Corporation Burner base
US10619862B2 (en) 2018-06-28 2020-04-14 Whirlpool Corporation Frontal cooling towers for a ventilation system of a cooking appliance
US10627116B2 (en) 2018-06-26 2020-04-21 Whirlpool Corporation Ventilation system for cooking appliance
US10660162B2 (en) 2017-03-16 2020-05-19 Whirlpool Corporation Power delivery system for an induction cooktop with multi-output inverters
US10837652B2 (en) 2018-07-18 2020-11-17 Whirlpool Corporation Appliance secondary door
US10837651B2 (en) 2015-09-24 2020-11-17 Whirlpool Corporation Oven cavity connector for operating power accessory trays for cooking appliance
DE102022102905A1 (de) 2022-02-08 2023-08-10 Miele & Cie. Kg Gargerät mit Wrasenreinigung und Verfahren zum Betreiben des Gargeräts
US11777190B2 (en) 2015-12-29 2023-10-03 Whirlpool Corporation Appliance including an antenna using a portion of appliance as a ground plane

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1400758A1 (fr) * 2002-09-23 2004-03-24 CANDY S.p.A. Element de chauffage pour un four cuisinière
DE102005045276A1 (de) * 2005-09-22 2007-04-05 Electrolux Home Products Corporation N.V. Ofen, insbesonder Küchen-Gar- oder Backofen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3428435A (en) * 1964-09-15 1969-02-18 Gen Electric Self-sustaining catalytic oxidation unit
DE4142336A1 (de) * 1991-12-20 1993-06-24 Bosch Siemens Hausgeraete Wrasenleitung
DE19907554A1 (de) * 1999-02-22 2000-08-31 Bsh Bosch Siemens Hausgeraete Katalysator für einen Backofen
EP1136759A2 (fr) * 2000-03-21 2001-09-26 AEG Hausgeräte GmbH Four de cuisson

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2817101B2 (de) * 1978-04-19 1980-05-14 Bosch-Siemens Hausgeraete Gmbh, 7000 Stuttgart Elektrisch beheizter Garbehälter, insbesondere pyrolytisch selbstr einigender Backofen, mit einem katalytischen Nachverbrenner
DE19758860B4 (de) * 1997-02-17 2007-06-06 Miele & Cie. Kg Verfahren zur Steuerung eines Pyrolysereinigungsvorganges

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3428435A (en) * 1964-09-15 1969-02-18 Gen Electric Self-sustaining catalytic oxidation unit
DE4142336A1 (de) * 1991-12-20 1993-06-24 Bosch Siemens Hausgeraete Wrasenleitung
DE19907554A1 (de) * 1999-02-22 2000-08-31 Bsh Bosch Siemens Hausgeraete Katalysator für einen Backofen
EP1136759A2 (fr) * 2000-03-21 2001-09-26 AEG Hausgeräte GmbH Four de cuisson

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITBO20110585A1 (it) * 2011-10-14 2013-04-15 Gironimo Gino Di Forno
EP2860461A4 (fr) * 2012-06-12 2016-05-25 Younghee Lee Four ayant une fonction de pyrolyse
USD835775S1 (en) 2015-09-17 2018-12-11 Whirlpool Corporation Gas burner
US11460195B2 (en) 2015-09-24 2022-10-04 Whirlpool Corporation Oven cavity connector for operating power accessory trays for cooking appliance
US10837651B2 (en) 2015-09-24 2020-11-17 Whirlpool Corporation Oven cavity connector for operating power accessory trays for cooking appliance
US11777190B2 (en) 2015-12-29 2023-10-03 Whirlpool Corporation Appliance including an antenna using a portion of appliance as a ground plane
US10145568B2 (en) 2016-06-27 2018-12-04 Whirlpool Corporation High efficiency high power inner flame burner
US10551056B2 (en) 2017-02-23 2020-02-04 Whirlpool Corporation Burner base
US10451290B2 (en) 2017-03-07 2019-10-22 Whirlpool Corporation Forced convection steam assembly
US10660162B2 (en) 2017-03-16 2020-05-19 Whirlpool Corporation Power delivery system for an induction cooktop with multi-output inverters
US10627116B2 (en) 2018-06-26 2020-04-21 Whirlpool Corporation Ventilation system for cooking appliance
US11226106B2 (en) 2018-06-26 2022-01-18 Whirlpool Corporation Ventilation system for cooking appliance
US10619862B2 (en) 2018-06-28 2020-04-14 Whirlpool Corporation Frontal cooling towers for a ventilation system of a cooking appliance
US10837652B2 (en) 2018-07-18 2020-11-17 Whirlpool Corporation Appliance secondary door
DE102022102905A1 (de) 2022-02-08 2023-08-10 Miele & Cie. Kg Gargerät mit Wrasenreinigung und Verfahren zum Betreiben des Gargeräts

Also Published As

Publication number Publication date
EP1217306B1 (fr) 2013-06-05
EP1217306A3 (fr) 2003-12-17
DE10062827A1 (de) 2002-06-20

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