WO2009010538A1 - Table de cuisson et procédé pour produire une table de cuisson - Google Patents

Table de cuisson et procédé pour produire une table de cuisson Download PDF

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Publication number
WO2009010538A1
WO2009010538A1 PCT/EP2008/059324 EP2008059324W WO2009010538A1 WO 2009010538 A1 WO2009010538 A1 WO 2009010538A1 EP 2008059324 W EP2008059324 W EP 2008059324W WO 2009010538 A1 WO2009010538 A1 WO 2009010538A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing bottom
assembly
cover plate
hob
side wall
Prior art date
Application number
PCT/EP2008/059324
Other languages
German (de)
English (en)
Inventor
Adolfo Arnal Valero
Alberto Ballester Herrero
Ignacio Garde Aranda
Denis Navarro Tabernero
Armando Roy Yarza
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
Publication of WO2009010538A1 publication Critical patent/WO2009010538A1/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
    • F24C15/10—Tops, e.g. hot plates; Rings
    • F24C15/101—Tops, e.g. hot plates; Rings provisions for circulation of air
    • 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

Definitions

  • the invention relates to a hob according to the preamble of claim 1 and to a method for producing a hob according to the preamble of claim 13.
  • Hobs, in particular induction hobs are assembled according to the prior art of two pre-assembled modules.
  • An upper assembly comprises a cover plate for setting up cookware, which may be made of glass, glass ceramic or other suitable material, and a mounting frame glued to the cover plate.
  • a lower preassembled assembly comprises a trough-shaped housing made of sheet metal, which comprises a housing bottom and four arranged in a rectangle side walls of the housing. The side walls contained in the lower subassembly are bolted to the mounting frame contained in the upper subassembly.
  • the object of the invention is in particular to provide a hob with improved utilization of space and / or simplified installation.
  • the invention is based, in particular, on a hob, in particular an induction hob, which comprises at least one upper, preassembled module and a lower, preassembled module.
  • the upper assembly comprises at least one cover plate for setting up cookware
  • the lower assembly comprises at least an at least substantially parallel to the cover plate arranged housing bottom and at least one mounted on the housing bottom heating element.
  • At least one side wall which at least in part at least part of the circumference of the housing bottom terminates at least a larger part of a gap between the cover plate and the housing bottom, is contained in the upper assembly. It can be created in the pre-assembly of the lower assembly access for tools from the side, so that free spaces for insertion of tools from above, i. can be omitted from one direction perpendicular to the housing bottom. As a result, the assembly is simplified and the space can be better utilized.
  • the at least one side wall can also only in certain demarcated areas, for example in areas where a tool must engage during assembly or, for example, in partial areas of the longitudinal sides or transverse sides of the housing formed by the housing bottom and the side walls in be included in the upper module.
  • a quarter or a third of the gap but in particular a part that covers more than half of the gap to be called.
  • Mounting flanges or mounting edges which protrude from one side into the intermediate space and serve to fasten the side walls, should not be referred to in this context as sidewalls.
  • the at least one side wall contained in the upper assembly is integrally formed over at least a portion of the circumference with a mounting frame materially connected to the cover plate.
  • ventilation openings are incorporated for the admission of cooling air into the housing bottom and ventilation openings for discharging the cooling air are incorporated into the at least one side wall of the upper assembly. Thereby, a reflux of the cooling air can be avoided in a short way.
  • the side walls are contained over the entire circumference of the housing bottom in the upper assembly. As a result, a lateral mounting access is ensured over the entire circumference and a housing with a simple geometry is made possible.
  • the at least one side wall contained in the upper assembly comprises a straight profile element or a plurality of straight profile elements, the use of cost-effective extruded profiles can reduce the manufacturing costs with the same or improved stability.
  • the housing bottom includes means for releasably connecting the housing bottom to the at least one sidewall of the upper assembly.
  • the at least one side wall contained in the upper subassembly and the housing bottom are formed from the same sheet metal material.
  • the manufacturing costs can be reduced and the at least one side wall and the housing bottom can optionally be punched out of a sheet metal web in the same punching process and / or with the same machine.
  • the housing bottom has means for mounting heating elements and / or cooling elements, the mounting of the heating elements and / or cooling elements can be simplified.
  • tool accesses can be created from multiple sides.
  • a further aspect of the invention relates to a method for producing a hob, which is preferably designed as an induction hob, with a cover plate, in particular with a glass or glass ceramic cover plate.
  • a generic method comprises the steps of: fabricating a preassembled top assembly comprising the cover plate, mounting heaters and / or cooling elements on a housing bottom of a hob housing to produce a bottom, preassembled assembly, and connecting the top assembly and the bottom assembly.
  • At least one side wall which laterally terminates at least a major part of a gap between the cover plate and the housing bottom in at least part of the circumference of the housing bottom, is connected to the housing bottom after mounting the heating elements.
  • the at least one side wall or a part of the side walls or the at least one side wall is connected to the cover plate in the manufacture of the upper assembly.
  • FIG. 1 shows an upper subassembly and a lower subassembly of an induction cooktop before assembling the subassemblies in a schematic representation
  • FIG. 2 shows the induction cooktop of FIG. 1 after the joining together of FIGS
  • FIG. 3 shows components of an induction hob according to an alternative embodiment of the invention, in which side walls of a housing
  • FIG. 5 a schematic representation of a lower assembly of an induction cooking field according to FIGS. 4th
  • the induction hob 14 includes the upper, pre-assembled assembly 10 and the lower, pre-assembled assembly 12, the assemblies 10, 12 are releasably connected to each other and each contain complementary parts of a housing of the induction hob 14.
  • the upper assembly 10 comprises a cover plate 16 for setting up cookware
  • the lower assembly 12 comprises a housing bottom 18 arranged at least substantially parallel to the cover plate 16 and heating elements 20 mounted on the housing bottom 18.
  • side walls 22a-22d which in at least part of the circumference of the housing bottom 18 have at least a larger part of a gap between them. see the cover plate 16 and the housing bottom 18 laterally complete, contained in the upper assembly 10.
  • the side walls 22a-22d contained in the upper assembly 10 are integrally formed with the mounting frame 24 over the entire circumference of the housing bottom 18 and a mounting frame 24, wherein the mounting frame 24 is materially connected to the cover plate 16.
  • the mounting frame 24 forming the side walls 22a-22d of the housing is glued to the cover plate 16 made of glass ceramic.
  • the housing bottom 18 and the side walls 22a-22d form a housing closed on the upper side by the glass ceramic cover plate 16, in which all electrical and electronic components of the induction hob 14 are received, if necessary, on a power supply cable.
  • the upper assembly 10 forms an upper part of the housing, while the housing bottom 18 forms a lower part of the housing.
  • the lower assembly 12 includes on the housing bottom 18 preassembled cooling elements 26, which are shown in more detail in FIG.
  • housing bottom 18 means for releasably connecting the housing bottom 18 with the side walls 22a - 22d are incorporated, namely lateral mounting tabs 32 which project perpendicularly from the housing bottom 18 and have a height of 1 - 2cm. Further means for releasably connecting the housing bottom 18 to the side walls 22a-22d and the lower assembly 12 to the upper assembly 10 are holes 34 in the mounting tabs 32 which are brought into registry with corresponding holes 34 'at the bottom of the side walls 22a-22d can be so that screws for connecting the upper assembly 10 with the lower assembly 12 can be inserted and fixed.
  • an internal thread is incorporated in the holes in the mounting tabs 32, so that no nuts must be used.
  • the side walls 22a-22d contained in the upper assembly 10 and the housing bottom 18 are formed in the embodiment shown in Figures 1 and 2 of the same sheet metal material.
  • the housing bottom 18 is provided with means 36, namely with holes, for mounting heating elements 20 and / or cooling elements 26, by which the mounting position of the heating elements 20 and the cooling elements 26 is fixed, so that the assembly can be simplified.
  • Ventilation openings 28 for discharging cooling air into the housing comprising the housing bottom 18 and the side walls 22a-22d are incorporated in one of the side wall 22a contained in the upper assembly 10.
  • the ventilation openings 28 are vertically extending slots which are punched into the sheet metal material of a rear wall assembly 22a of the housing which is remote from the operator in the installation configuration.
  • Figure 2 shows the induction hob 14 in an assembled state in a view from behind obliquely below.
  • the upper assembly 10 and the lower assembly 12 are releasably connected by screws 48, so that the housing can be easily opened for maintenance purposes.
  • FIG. 3 shows schematically an alternative embodiment of the invention.
  • FIGS. 1 and 2 show schematically an alternative embodiment of the invention.
  • FIGS. 1 and 2 show schematically an alternative embodiment of the invention.
  • the four side walls 22a - 22d are each formed of a profile element, while according to the embodiment of Figures 1 and 2, the side walls 22a - 22d can be made in one piece from a bent into a rectangle sheet metal strip.
  • the profiles are connected at the corners of the housing by plug connection parts, not shown here, and stabilized in their relative arrangement by the precisely positioned sticking to the cover plate 16.
  • plug connection parts not shown here
  • ventilation openings 28 are incorporated for discharging cooling air.
  • the vents 28 are vertically extending slots which are stamped into the sheet material of the extruded profiles.
  • Ventilation openings 30 for introducing cooling air into the housing bottom 18 are incorporated and ventilation openings 28 for discharging the cooling air in the side walls 22a - 22d of the upper assembly 10 are incorporated.
  • Fans of the cooling elements 26 can thereby suck in the cooling air through the ventilation openings 30 in the housing bottom 18, drive through cooling ribs of the cooling elements 26 and blow through the ventilation openings 28 incorporated laterally into the side walls 22a, 22b extending transversely to a front edge of the induction hob 14.
  • the upper assembly 10 and the lower assembly 12 are first preassembled.
  • the heating elements 20 and the cooling elements 26 are mounted by means of provided in the housing bottom 18 holes 36 etc. on the housing bottom 18 of the hob housing.
  • the lower edges of the side walls 22a-22d are bolted to the mounting edge of the housing bottom 18.
  • the lower edges of the side walls 22a-22d are provided with holes 34 'for screws.
  • the mounting edge is bent perpendicularly from the housing bottom 18.
  • the housing bottom 18 extends horizontally in the installation configuration of the induction hob 14.
  • the height of the mounting edge is 0.5-2 cm, so that it does not form a side wall in the sense of the present invention and does not disturb the assembly.
  • sidewalls 22a-22d which in at least part of the circumference of the housing bottom 18 at least cover a larger part of an intermediate side space between the cover plate 16 and the housing bottom 18 to be connected in the manufacture of the upper assembly 10 with the cover plate 16.
  • the side walls 22a-22d contained in the upper assembly 10, the pre-assembly of the heating elements 20 and the cooling elements 26 and the other electrical see or electronic units on the bottom plate do not disturb, so that a space on the bottom plate can be better utilized because less Rooms for insertion of tools must be provided.
  • the further electrical or electronic units on the bottom plate are for example a control unit, a power electronics and one or more transformer and / or inverter units, which are necessary for the operation of the inductor coils.
  • the mounting edge has a height of only 0.5 - 2 cm and thus hampers the pre-assembly of the heating elements 20 and the cooling elements 26 on the housing bottom 18 barely. In areas of the mounting floor in which access for a tool is to be created, the height of the mounting edge can be reduced compared to other areas.
  • the mounting edge is provided with holes for receiving screws.
  • the side walls are equipped with a bent perpendicularly in the direction of the interior of the housing mounting edge, so that the housing bottom can be completely flat and does not have to be processed in an edging machine.
  • the mounting edge can grip under the edge of the housing bottom and at least partially support the weight of the second assembly, so that a screw or snap connection between the upper assembly and the lower assembly can be relieved.
  • the upper preassembled module and the lower preassembled module are connected by a detachable latching connection, wherein suitable, not shown detent means, for example, a detent and a resilient tongue, in the sheet material of the lower edge of the side walls and are punched in the mounting edge.
  • detent means for example, a detent and a resilient tongue
  • FIG. 5 shows schematically a lower assembly 10 with a housing bottom 18 and cooling elements 26 according to the invention, which in the manufacture of the lower assembly 12 with the housing bottom 18 were connected.
  • Two modules 38, 40 of heating elements 20 and cooling elements 26 have been mounted on the housing bottom 18.
  • a fan 48 draws cooling air from below through the ventilation openings 30 ( Figure 3) in the housing bottom 18 and drives the cooling air through cooling fins 42 of a Peltier heat exchanger.
  • the cooling air flow exits the housing again through the ventilation openings 28 contained in the side walls 22a-22b and transports heat generated by the heating elements 20 of the induction hob 14 out of the housing.
  • the idea of the invention is also particularly advantageously applicable to induction cooking fields in the so-called matrix construction, in which a plurality of heating elements 20, for example 16 or 25 heating elements 20, are arranged in a grid or grid distributed over the cooking surface and flexibly combined into variably definable heating zones - can be taken.
  • the individual heating elements 20 must be arranged very tightly in order to achieve as complete a surface coverage as possible, so that the installation space is particularly tight.
  • FIG. 6 shows a cooling element 26 of one of the modules 38 in a side view.
  • the height of the cooling element shown in Figure 6 is about 4 - 5 cm.
  • the heating elements 20, not shown here, are arranged on a surface of a heat exchanger body 46 with cooling fins 42.
  • the power electronics 44 of the hob is arranged below the heat exchanger body 46 in a shielded by the cooling element 26 of the heating elements 20 area.

Landscapes

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

Abstract

L'invention concerne une table de cuisson qui comprend au moins un bloc prémonté supérieur (10), ainsi qu'un bloc prémonté inférieur (12). Le bloc supérieur (10) comprend au moins une plaque de recouvrement (16) où poser les ustensiles de cuisson et le bloc inférieur (12) comprend au moins un fond de logement (18) au moins pratiquement parallèle à la plaque de recouvrement (16), ainsi qu'au moins un élément chauffant (20) monté sur le fond de logement (18). L'invention vise à fournir une table de cuisson dans laquelle l'espace est mieux utilisé et/ou dont le montage est simplifié. A cet effet, le bloc supérieur (10) présente au moins une paroi latérale (22a - 22d) qui ferme latéralement au moins une assez grande partie d'un espace intermédiaire entre la plaque de recouvrement (16) et le fond de logement (18) dans au moins une partie de la périphérie du fond de logement (18).
PCT/EP2008/059324 2007-07-17 2008-07-16 Table de cuisson et procédé pour produire une table de cuisson WO2009010538A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES200702083A ES2324448B1 (es) 2007-07-17 2007-07-17 Campo de coccion por induccion y procedimiento para la fabricacion de un campo de coccion por induccion.
ESP200702083 2007-07-17

Publications (1)

Publication Number Publication Date
WO2009010538A1 true WO2009010538A1 (fr) 2009-01-22

Family

ID=39938242

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/059324 WO2009010538A1 (fr) 2007-07-17 2008-07-16 Table de cuisson et procédé pour produire une table de cuisson

Country Status (2)

Country Link
ES (1) ES2324448B1 (fr)
WO (1) WO2009010538A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0561219A1 (fr) * 1992-03-14 1993-09-22 E.G.O. Elektro-Geräte Blanc und Fischer GmbH & Co. KG Places de cuisson à chauffage inductif
EP0663566A1 (fr) * 1994-01-15 1995-07-19 Whirlpool Europe B.V. Dispositif pour simplifier le positionnement des éléments de chauffage d'une plaque de cuisson en vitro-céramique
EP0675672A1 (fr) * 1994-03-31 1995-10-04 Superluck Electrics Corp. Dispositif de radiation de chaleur pour élément chauffant par induction
DE202008002877U1 (de) * 2007-03-02 2008-05-21 Sung, Hsien Shan Gehäuse für Elektrokochfelder

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0561219A1 (fr) * 1992-03-14 1993-09-22 E.G.O. Elektro-Geräte Blanc und Fischer GmbH & Co. KG Places de cuisson à chauffage inductif
EP0663566A1 (fr) * 1994-01-15 1995-07-19 Whirlpool Europe B.V. Dispositif pour simplifier le positionnement des éléments de chauffage d'une plaque de cuisson en vitro-céramique
EP0675672A1 (fr) * 1994-03-31 1995-10-04 Superluck Electrics Corp. Dispositif de radiation de chaleur pour élément chauffant par induction
DE202008002877U1 (de) * 2007-03-02 2008-05-21 Sung, Hsien Shan Gehäuse für Elektrokochfelder

Also Published As

Publication number Publication date
ES2324448B1 (es) 2010-05-25
ES2324448A1 (es) 2009-08-06

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