EP2514350B1 - Door for a household appliance and household appliance - Google Patents

Door for a household appliance and household appliance Download PDF

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Publication number
EP2514350B1
EP2514350B1 EP12163965.2A EP12163965A EP2514350B1 EP 2514350 B1 EP2514350 B1 EP 2514350B1 EP 12163965 A EP12163965 A EP 12163965A EP 2514350 B1 EP2514350 B1 EP 2514350B1
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EP
European Patent Office
Prior art keywords
handle shell
panel
handle
door
appliance
Prior art date
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Active
Application number
EP12163965.2A
Other languages
German (de)
French (fr)
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EP2514350A1 (en
Inventor
Norbert Gerstner
Markus Süß
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.)
BSH Hausgeraete GmbH
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BSH Hausgeraete GmbH
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Publication of EP2514350A1 publication Critical patent/EP2514350A1/en
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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4251—Details of the casing
    • A47L15/4257—Details of the loading door
    • 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
    • F24C15/024—Handles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4293—Arrangements for programme selection, e.g. control panels; Indication of the selected programme, programme progress or other parameters of the programme, e.g. by using display panels

Definitions

  • the present invention relates to a door of a household appliance, such as a dishwasher. Furthermore, the present invention relates to a method for manufacturing a door and a household appliance.
  • Dishwashers usually have a front door appliance, which is hinged about a horizontal bottom-side pivot axis.
  • the appliance door can be equipped with a handle or recessed grip for opening and closing the dishwasher.
  • the appliance door of the dishwasher is opened and closed by an intervention by hand in the handle.
  • two opening systems can be distinguished, those with a movable handle and those with a stationary handle.
  • the lock of the appliance door is unlocked by opening the appliance door by actuating the movable handle.
  • the appliance door is pulled against the force of the lock when the appliance door is opened.
  • the lock of the appliance door unlocks when a certain limit force is exceeded.
  • the handle shell is designed without moving parts. Such locks are also referred to as Aufr Strukturschlösser.
  • the panel or control panel of the appliance door is preferably produced by plastic injection molding, conventionally a closed handle shell can not be manufactured in one piece by the use of tools.
  • a so-called grip or additional part is mounted from the rear in a suitable manner to a handle shell lower part of the handle shell.
  • a handle shell is formed in the door .
  • the handle shell has a handle shell base, the one piece to the Control panel is molded, and an additional part.
  • the additional part or handle is designed as a handle shell cover. With the handle shell cover a provided by the grip shell engagement area is enclosed.
  • the shows DE 10 2008 055 029 A1 a dishwasher with a door that has a control panel with a handle.
  • the handle shell is formed at least from a handle shell base and a handle shell cover.
  • the handle shell cover has a side panel facing the control panel, which forms together with the control panel a double wall structure with between parent free mounting space.
  • an object of the present invention is to provide a less expensive appliance door for a household appliance.
  • a device door for a household appliance in particular for a water-conducting household appliance, proposed with a panel and a handle shell, wherein the panel and the handle shell are integrally formed.
  • the handle shell has a molded onto the panel handle shell base and molded to the panel handle shell cover.
  • the household appliance is in particular a dishwasher.
  • the handle shell base and the handle shell cover are molded onto the injection molded part of the panel.
  • the sides of the handle shell lower part and the handle shell cover which are not molded onto the panel can be connected by means of a connection, in particular a latching connection.
  • a connection in particular a latching connection.
  • Through the connection of the Handle shell lower parts with the handle shell lid can be formed a closed handle shell.
  • the panel and the handle shell are formed as an integrally molded part.
  • Injection molding is a technically simple and inexpensive way to make the panel and the handle as a one-piece part. This will be the Handle shell integrated into the injection molded part of the panel. Through the integration, a closed to the rear handle shell can be made.
  • the aperture is formed, for example, as a control panel with a number of controls.
  • the controls are designed, for example, as buttons or knobs.
  • the panel has at least one rib for increasing the rigidity of the panel in a region in which the handle shell cover is injection-molded onto the panel. The at least one rib increases the rigidity of the panel, in particular in the engagement area in which a hand the user can engage in the closed handle shell to open and close the door.
  • a film hinge connects the handle shell cover with the panel.
  • the relative arrangement between the handle shell cover and the aperture is adjustable. Due to the adjustable relative arrangement of the handle shell cover to the panel, it is possible to demold the handle shell cover and the panel in a first Entformungscardi and the handle shell base in To demold a second Entformungscardi opposite to the first Entformungsplatz, second Entformungsrhythm.
  • a latching connection for connecting the handle shell cover is provided with the handle shell lower part.
  • the handle shell cover can be folded on the film hinge and connected to the handle shell lower part by the latching connection.
  • the latching connection or locking between two injection cycles of the injection molding process results in a cost-effective way for the connection of the handle shell cover with the handle shell base.
  • the latching connection is formed by at least one provided in the handle shell cover nose and by at least one corresponding thereto, provided in the handle shell lower opening.
  • the nose and the corresponding breakthrough form a technically simple way of designing the locking connection.
  • the nose can be provided in the handle shell lower part and the breakthrough in the handle shell cover.
  • several lugs and a plurality of corresponding corresponding breakthroughs are possible.
  • the handle shell is closed in the assembled state.
  • closed handle shell is advantageously prevented that a user comes into contact with an object when engaging in the grip, he should not touch.
  • objects are live parts.
  • the handle shell in the mounted state on a closed rear handle.
  • a household appliance in particular a water-conducting household appliance, proposed with a device door as described above.
  • a method for producing a door for a household appliance, in particular for a water-conducting household appliance proposed.
  • a panel of the door and a handle of the appliance door are manufactured as a one-piece part.
  • a grip shell lower part of the grip shell, and a grip shell cover of the grip shell are injection-molded onto the aperture.
  • the handle shell lid is demolded in a first demolding direction and the handle shell base is removed from the mold in a second demolding direction opposite to the first demolding direction.
  • a film hinge for connecting the handle shell cover to the aperture is formed by injection molding.
  • the film hinge is preferably removed by means of a slider or by means of a lagging loose part.
  • the grip is made by injection molding by means of a rotary valve.
  • FIG. 1 is a schematic view of a section of a door 1 with a panel 2 is shown.
  • the panel 2 or control panel has a plurality of controls 3, 4 for operating the dishwasher. Furthermore, a display 5 is arranged on the panel 2.
  • the control panel 2 is made in particular of plastic material and bounded on the top side with a flange-like developed shutter shell the appliance door. 1
  • the panel 2 is connected via lateral, downwardly projecting connecting pin 6 in a manner not shown with a door assembly of the door 1.
  • an approximately rectangular shaped engagement portion 7 (engagement opening) is formed in the panel 2.
  • the engagement opening 7 is limited by a handle shell 8.
  • the grip 8 and the aperture 2 are integrally formed. Details on this can be found in the following Fig. 2 to 7 ,
  • FIG. 2 a schematic sectional view of a section of an embodiment of a door 1.
  • FIG. 2 In the sectional view of Fig. 2 the panel 2 is shown with an operating element 4, a display 5, a connecting pin 6, and an engagement opening 7.
  • the panel 2 and the handle shell 8 are formed as an integrally molded part.
  • a handle shell lower part 9 of the handle shell 8 is molded onto the panel 2.
  • a handle shell cover 10 of the handle shell 8 is also molded onto the panel 2. This results in the one-piece design of panel 2 and handle shell. 8
  • At least one rib 12 is provided to increase the rigidity of the panel 2.
  • the region 11 is arranged in particular above the engagement opening 7.
  • a film hinge 13 connects the handle shell cover 10 with the panel 2.
  • the relative arrangement between the handle shell cover 10 and the panel 2 is adjustable.
  • the adjustability of the relative arrangement is particularly compared to the FIGS. 2 and 3 clear. It shows the Fig. 2 the panel 2 with the handle shell 8 after demolding and before locking the handle shell cover 10 with the handle shell base 9. In contrast, the shows Fig. 3 the panel 2 with the handle shell 8 after locking the handle shell cover 10 with the handle shell lower part. 9
  • the handle shell cover 10 is removed from the mold in a first demolding direction R1.
  • the grip shell lower part 9 is removed from the mold in a second removal direction R2, which is opposite to the first removal direction R1 (see FIG Fig. 2 ).
  • the latching connection 14 has in particular a nose 15 provided in the handle shell cover 10 and a corresponding recess 16 provided in the handle shell lower part 16.
  • the aperture 16 is for example a recess in FIG formed the handle shell lower part 9.
  • the handle shell cover 10 can be folded on the film hinge 13 (see Fig. 3 ). Subsequently, the handle shell lower part 9 and the handle shell cover 10 can be connected by means of the latching connection 14 from the nose 15 and the opening 16.
  • the Fig. 3 illustrates that the handle 8 is closed in the assembled state.
  • the production of a closed rear handle 17 for the handle shell 8 is possible in particular because of the demolding with the two opposite Enformungscardien R1 and R2.
  • Fig. 4 and 5 show further schematic sectional views of the detail of the embodiment of the door according to Fig. 2 , In the Fig. 4 and 5 the rib 12 is clearly visible to increase the rigidity of the diaphragm 2.
  • the Fig. 6 shows a schematic sectional view of an embodiment of a panel 2 with an integrated handle shell 8, which is arranged in the engagement opening 7.
  • the grip 8 according to Fig. 6 is made by means of a rotary valve. In this handle 8 no latching connection is necessary.
  • FIG. 7 is a schematic flow diagram of an embodiment of a method for manufacturing a door 1 for a dishwasher shown.
  • the embodiment of the method according to Fig. 7 has the steps S1 to S4 and is for the production of a door 1, such as after the Fig. 2 to 5 , suitable.
  • a panel 2 and a handle 8 of the appliance door 1 are manufactured as an integral part by injection molding.
  • a grip shell lower part 9 of the grip shell 8 and a grip shell cover 10 of the grip shell 8 are molded onto the aperture 2 by injection molding.
  • a film hinge 13 is formed for connecting the handle shell cover 10 with the panel 2.
  • step S2 the handle shell cover 10 is removed from the mold in a first removal direction R1.
  • the handle shell lower part 9 is removed from the mold in a second removal direction R2, which is opposite to the first removal direction R1.
  • step S3 the film hinge 13 is removed from the mold by means of a slider or by means of a lagging loose part.
  • step S4 the handle shell cover 10 is folded over to the film hinge 13 and connected to the handle shell lower part 9 by a latching connection 14.
  • the step S4 is carried out in particular between two injection cycles of the injection molding process.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Lock And Its Accessories (AREA)

Description

Die vorliegende Erfindung betrifft eine Gerätetür für ein Haushaltsgerät, wie beispielsweise eine Geschirrspülmaschine. Ferner betrifft die vorliegende Erfindung ein Verfahren zum Herstellen einer Gerätetür und ein Haushaltsgerät.The present invention relates to a door of a household appliance, such as a dishwasher. Furthermore, the present invention relates to a method for manufacturing a door and a household appliance.

Geschirrspülmaschinen weisen üblicherweise eine frontseitige Gerätetür auf, die um eine horizontale bodenseitige Schwenkachse aufklappbar ist. Die Gerätetür kann zum Öffnen und Schließen der Geschirrspülmaschine mit einer Griffschale oder einer Griffmulde ausgestattet sein. Dabei wird die Gerätetür der Geschirrspülmaschine durch einen Eingriff mit der Hand in die Griffschale geöffnet und geschlossen.Dishwashers usually have a front door appliance, which is hinged about a horizontal bottom-side pivot axis. The appliance door can be equipped with a handle or recessed grip for opening and closing the dishwasher. The appliance door of the dishwasher is opened and closed by an intervention by hand in the handle.

Grundsätzlich können zwei Öffnungssysteme unterschieden werden, solche mit einer beweglichen Griffschale und solche mit einer unbeweglichen Griffschale.Basically, two opening systems can be distinguished, those with a movable handle and those with a stationary handle.

Im ersten Fall wird beim Öffnen der Gerätetür durch eine Betätigung der beweglichen Griffschale das Schloss der Gerätetür entriegelt.In the first case, the lock of the appliance door is unlocked by opening the appliance door by actuating the movable handle.

Im zweiten Fall wird beim Öffnen der Gerätetür gegen die Kraft des Schlosses der Gerätetür gezogen. Das Schloss der Gerätetür entriegelt nach Überschreiten einer bestimmten Grenzkraft. Dabei ist die Griffschale ohne bewegliche Teile ausgeführt. Solche Schlösser werden auch als Aufreißschlösser bezeichnet.In the second case, the appliance door is pulled against the force of the lock when the appliance door is opened. The lock of the appliance door unlocks when a certain limit force is exceeded. The handle shell is designed without moving parts. Such locks are also referred to as Aufreißschlösser.

Da die Blende oder Bedienblende der Gerätetür vorzugsweise durch Kunststoff-Spritzguss hergestellt wird, kann herkömmlicherweise eine geschlossene Griffschale werkzeugtechnisch nicht einstückig hergestellt werden.Since the panel or control panel of the appliance door is preferably produced by plastic injection molding, conventionally a closed handle shell can not be manufactured in one piece by the use of tools.

Bei mehrteiligen Lösungen wird ein so genanntes Griffstück oder Zusatzteil von hinten in geeigneter Weise an ein Griffschalenunterteil der Griffschale montiert.In multi-part solutions, a so-called grip or additional part is mounted from the rear in a suitable manner to a handle shell lower part of the handle shell.

Dazu ist aus der DE 199 07 233 A1 eine Geschirrspülmaschine bekannt, in deren Gerätetür eine Bedienblende vorgesehen ist. In der Gerätetür ist eine Griffschale ausgebildet. Die Griffschale hat ein Griffschalenunterteil, das einstückig an der Bedienblende angeformt ist, und ein Zusatzteil. Das Zusatzteil oder Griffstück ist als Griffschalendeckel ausgebildet. Mit dem Griffschalendeckel wird ein von der Griffschale bereitgestellter Eingriffsbereich umschlossen.This is from the DE 199 07 233 A1 a dishwasher known in the appliance door a control panel is provided. In the door a handle shell is formed. The handle shell has a handle shell base, the one piece to the Control panel is molded, and an additional part. The additional part or handle is designed as a handle shell cover. With the handle shell cover a provided by the grip shell engagement area is enclosed.

Ferner zeigt die DE 10 2008 055 029 A1 eine Geschirrspülmaschine mit einer Gerätetür, die eine Bedienblende mit einer Griffschale aufweist. Die Griffschale ist mindestens aus einem Griffschalenunterteil und einem Griffschalendeckel gebildet. Der Griffschalendeckel hat eine der Bedienblende zugewandte Seitenwand, die zusammen mit der Bedienblende eine Doppelwandstruktur mit zwischen geordnetem freien Montageraum bildet.Furthermore, the shows DE 10 2008 055 029 A1 a dishwasher with a door that has a control panel with a handle. The handle shell is formed at least from a handle shell base and a handle shell cover. The handle shell cover has a side panel facing the control panel, which forms together with the control panel a double wall structure with between parent free mounting space.

Dokument WO 98/21727 A1 zeigt ein zweistückiges Bedienelement für elektrische Haushaltsgeräte, wobei eine Blende mit einer Griffschale ausgestattet ist. Weitere herkömmliche Haushaltsgeräte und Blenden hierfür sind aus EP 1 624 101 A1 , EP 1 321 092 A2 , DE 199 07 233 A1 und DE 10 2008 055 029 A1 bekannt.document WO 98/21727 A1 shows a two-piece control for household electrical appliances, with a panel is equipped with a handle. Other conventional household appliances and panels for this are out EP 1 624 101 A1 . EP 1 321 092 A2 . DE 199 07 233 A1 and DE 10 2008 055 029 A1 known.

Der Einsatz eines Zusatzteils oder Griffstückes und damit die zweiteilige Ausführung von Blende und Griffschale erfordert Material- und Herstellungskosten für das Zusatzteil. Des Weiteren fallen Montagekosten und Montagezeit für die Montage des Zusatzteils in der Gerätetür an.The use of an additional part or handle and thus the two-part design of panel and handle shell requires material and manufacturing costs for the additional part. Furthermore, assembly costs and assembly time for mounting the additional part in the appliance door are incurred.

Vor diesem Hintergrund besteht eine Aufgabe der vorliegenden Erfindung darin, eine kostengünstigere Gerätetür für ein Haushaltsgerät zu schaffen.Against this background, an object of the present invention is to provide a less expensive appliance door for a household appliance.

Daher wird eine Gerätetür für ein Haushaltsgerät, insbesondere für ein wasserführendes Haushaltsgerät, mit einer Blende und einer Griffschale vorgeschlagen, wobei die Blende und die Griffschale einstückig ausgebildet sind. Dabei weist die Griffschale ein an die Blende angespritztes Griffschalenunterteil und einen an die Blende angespritzten Griffschalendeckel auf. Das Haushaltsgerät ist insbesondere eine Geschirrspülmaschine.Therefore, a device door for a household appliance, in particular for a water-conducting household appliance, proposed with a panel and a handle shell, wherein the panel and the handle shell are integrally formed. In this case, the handle shell has a molded onto the panel handle shell base and molded to the panel handle shell cover. The household appliance is in particular a dishwasher.

Jeweils auf einer ihrer Seiten sind das Griffschalenunterteil und der Griffschalendeckel an das Spritzgussteil der Blende angespritzt. Die nicht an die Blende angespritzten Seiten des Griffschalenunterteils und des Griffschalendeckels können mittels einer Verbindung, insbesondere einer Rastverbindung, verbunden werden. Durch die Verbindung des Griffschalenunterteils mit dem Griffschalendeckel kann eine geschlossene Griffschale gebildet werden.Each on one of its sides, the handle shell base and the handle shell cover are molded onto the injection molded part of the panel. The sides of the handle shell lower part and the handle shell cover which are not molded onto the panel can be connected by means of a connection, in particular a latching connection. Through the connection of the Handle shell lower parts with the handle shell lid can be formed a closed handle shell.

Durch die einstückige Ausbildung von Blende und Griffschale ist es nicht erforderlich, ein herkömmliches Zusatzteil zu verwenden. Damit werden die herkömmlich entstehenden Material- und Herstellungskosten für das Zusatzteil eingespart. Des Weiteren werden Montagekosten und Montagezeit für das Zusatzteil eingespart.Due to the one-piece design of the panel and handle shell, it is not necessary to use a conventional additional part. This saves the conventionally resulting material and manufacturing costs for the additional part. Furthermore, assembly costs and assembly time for the additional part are saved.

Gemäß einer bevorzugten Weiterbildung sind die Blende und die Griffschale als ein einstückig gespritztes Teil ausgebildet.According to a preferred embodiment, the panel and the handle shell are formed as an integrally molded part.

Das Spritzgießen stellt eine technisch einfache und kostengünstige Möglichkeit dar, die Blende und die Griffschale als ein einstückiges Teil herzustellen. Damit wird die Griffschale an das Spritzgussteil der Blende integriert. Durch die Integration kann auch eine nach hinten geschlossene Griffschale hergestellt werden.Injection molding is a technically simple and inexpensive way to make the panel and the handle as a one-piece part. This will be the Handle shell integrated into the injection molded part of the panel. Through the integration, a closed to the rear handle shell can be made.

Die Blende ist beispielsweise als eine Bedienblende mit einer Anzahl von Bedienelementen ausgebildet. Die Bedienelemente sind beispielsweise als Knöpfe oder Drehknöpfe ausgestaltet.
Gemäß einer weiteren bevorzugten Weiterbildung weist die Blende in einem Bereich, in dem der Griffschalendeckel an die Blende angespritzt ist, zumindest eine Rippe zur Erhöhung der Steifigkeit der Blende auf.Die zumindest eine Rippe erhöht die Steifigkeit der Blende insbesondere im Eingriffsbereich, in welchen eine Hand des Nutzers zum Öffnen und Schließen der Gerätetür in die geschlossene Griffschale eingreifen kann.The aperture is formed, for example, as a control panel with a number of controls. The controls are designed, for example, as buttons or knobs.
According to a further preferred development, the panel has at least one rib for increasing the rigidity of the panel in a region in which the handle shell cover is injection-molded onto the panel. The at least one rib increases the rigidity of the panel, in particular in the engagement area in which a hand the user can engage in the closed handle shell to open and close the door.

Gemäß einer weiteren bevorzugten Weiterbildung verbindet ein Filmscharnier den Griffschalendeckel mit der Blende.According to a further preferred embodiment, a film hinge connects the handle shell cover with the panel.

Durch den Einsatz des Filmscharniers ist die relative Anordnung zwischen dem Griffschalendeckel und der Blende einstellbar. Durch die einstellbare relative Anordnung des Griffschalendeckels zu der Blende ist es ermöglicht, den Griffschalendeckel und die Blende in einer ersten Entformungsrichtung zu entformen und das Griffschalenunterteil in einer zu der ersten Entformungsrichtung entgegengesetzten, zweiten Entformungsrichtung zu entformen.Through the use of the film hinge, the relative arrangement between the handle shell cover and the aperture is adjustable. Due to the adjustable relative arrangement of the handle shell cover to the panel, it is possible to demold the handle shell cover and the panel in a first Entformungsrichtung and the handle shell base in To demold a second Entformungsrichtung opposite to the first Entformungsrichtung, second Entformungsrichtung.

Gemäß einer weiteren bevorzugten Weiterbildung ist eine Rastverbindung zum Verbinden des Griffschalendeckels mit dem Griffschalenunterteil vorgesehen.According to a further preferred embodiment, a latching connection for connecting the handle shell cover is provided with the handle shell lower part.

Vorzugsweise zwischen zwei Spritzzyklen des Spritzgussverfahrens kann der Griffschalendeckel an dem Filmscharnier umgeklappt und mit dem Griffschalenunterteil durch die Rastverbindung verbunden werden. Durch die Rastverbindung oder Verrastung zwischen zwei Spritzzyklen des Spritzgussverfahrens ergibt sich eine kostengünstige Möglichkeit für die Verbindung des Griffschalendeckels mit dem Griffschalenunterteil.Preferably, between two injection cycles of the injection molding process, the handle shell cover can be folded on the film hinge and connected to the handle shell lower part by the latching connection. The latching connection or locking between two injection cycles of the injection molding process results in a cost-effective way for the connection of the handle shell cover with the handle shell base.

Gemäß einer weiteren bevorzugten Weiterbildung ist die Rastverbindung durch zumindest eine in dem Griffschalendeckel vorgesehene Nase und durch zumindest einen dazu korrespondierenden, in dem Griffschalenunterteil vorgesehenen Durchbruch ausgebildet.According to a further preferred embodiment, the latching connection is formed by at least one provided in the handle shell cover nose and by at least one corresponding thereto, provided in the handle shell lower opening.

Die Nase und der dazu korrespondierende Durchbruch bilden eine technisch einfache Möglichkeit der Ausgestaltung der Rastverbindung. Selbstverständlich kann auch die Nase in dem Griffschalenunterteil und der Durchbruch in dem Griffschalendeckel vorgesehen sein. Des Weiteren sind auch mehrere Nasen und mehrere entsprechende korrespondierende Durchbrüche möglich.The nose and the corresponding breakthrough form a technically simple way of designing the locking connection. Of course, the nose can be provided in the handle shell lower part and the breakthrough in the handle shell cover. Furthermore, several lugs and a plurality of corresponding corresponding breakthroughs are possible.

Gemäß einer weiteren bevorzugten Weiterbildung ist die Griffschale im montierten Zustand geschlossen.According to a further preferred embodiment, the handle shell is closed in the assembled state.

Durch die geschlossene Griffschale ist vorteilhafterweise verhindert, dass ein Nutzer beim Eingriff in die Griffschale mit einem Gegenstand in Berührung kommt, den er nicht berühren sollte. Beispiele für solche Gegenstände sind spannungsführende Teile.By the closed handle shell is advantageously prevented that a user comes into contact with an object when engaging in the grip, he should not touch. Examples of such objects are live parts.

Gemäß einer weiteren bevorzugten Weiterbildung weist die Griffschale im montierten Zustand einen geschlossenen Hintergriff auf.According to a further preferred embodiment, the handle shell in the mounted state on a closed rear handle.

Durch die oben beschriebene Entformung in zwei entgegengesetzten Entformungsrichtungen und der anschließenden Verrastung ist es möglich, Griffschalen herzustellen, welche im montierten Zustand einen geschlossenen Hintergriff haben.By demoulding described above in two opposite Entformungsrichtungen and the subsequent locking it is possible to produce handle shells, which have a closed rear handle in the mounted state.

Ferner wird ein Haushaltsgerät, insbesondere ein wasserführendes Haushaltsgerät, mit einer wie oben beschriebenen Gerätetür vorgeschlagen.Further, a household appliance, in particular a water-conducting household appliance, proposed with a device door as described above.

Des Weiteren wird ein Verfahren zum Herstellen einer Gerätetür für ein Haushaltsgerät, insbesondere für ein wasserführendes Haushaltsgerät, vorgeschlagen. Eine Blende der Gerätetür und eine Griffschale der Gerätetür werden als ein einstückiges Teil hergestellt.Furthermore, a method for producing a door for a household appliance, in particular for a water-conducting household appliance, proposed. A panel of the door and a handle of the appliance door are manufactured as a one-piece part.

Gemäß einer bevorzugten Weiterbildung werden ein Griffschalenunterteil der Griffschale, und ein Griffschalendeckel der Griffschale durch Spritzgießen an die Blende angespritzt.According to a preferred refinement, a grip shell lower part of the grip shell, and a grip shell cover of the grip shell are injection-molded onto the aperture.

Gemäß einer weiteren bevorzugten Weiterbildung wird der Griffschalendeckel in einer ersten Entformungsrichtung entformt und das Griffschalenunterteil wird in einer zu der ersten Entformungsrichtung entgegengesetzten, zweiten Entformungsrichtung entformt.According to a further preferred development, the handle shell lid is demolded in a first demolding direction and the handle shell base is removed from the mold in a second demolding direction opposite to the first demolding direction.

Gemäß einer weiteren bevorzugten Weiterbildung wird ein Filmscharnier zur Verbindung des Griffschalendeckels mit der Blende durch Spritzgießen gebildet. Das Filmscharnier wird vorzugsweise mittels eines Schiebers oder mittels eines nacheilenden Losteils entformt.According to a further preferred refinement, a film hinge for connecting the handle shell cover to the aperture is formed by injection molding. The film hinge is preferably removed by means of a slider or by means of a lagging loose part.

Gemäß einer weiteren bevorzugten Weiterbildung wird die Griffschale durch Spritzgießen mittels eines Drehschiebers hergestellt.According to a further preferred embodiment, the grip is made by injection molding by means of a rotary valve.

Weitere vorteilhafte Ausgestaltungen und Aspekte der Erfindung sind Gegenstand der Unteransprüche sowie der im Folgenden beschriebenen Ausführungsbeispiele der Erfindung. Im Weiteren wird die Erfindung anhand von bevorzugten Ausführungsformen unter Bezugnahme auf die beigelegten Figuren näher erläutert.Further advantageous embodiments and aspects of the invention are the subject of the dependent claims and the embodiments of the invention described below. Furthermore, the invention will be explained in more detail by means of preferred embodiments with reference to the attached figures.

Es zeigen dabei:

Fig. 1
eine schematische Ansicht einer Blende einer Gerätetür einer Geschirrspülmaschine;
Fig. 2
eine schematische Schnittansicht eines Ausschnitts eines Ausführungsbeispiels einer Gerätetür;
Fig. 3
eine weitere schematische Schnittansicht des Ausschnitts des Ausführungsbeispiels der Gerätetür nach Fig. 2;
Fig. 4
eine weitere schematische Schnittansicht des Ausschnitts des Ausführungsbeispiels der Gerätetür nach Fig. 2;
Fig. 5
eine weitere schematische Schnittansicht des Ausschnitts des Ausführungsbeispiels der Gerätetür nach Fig. 2;
Fig. 6
eine schematische Schnittansicht eines Ausführungsbeispiels einer Blende mit integrierter Griffschale; und
Fig. 7
ein schematisches Ablaufdiagramm eines Ausführungsbeispiels eines Verfahrens zum Herstellen einer Gerätetür für ein Haushaltsgerät.
It shows:
Fig. 1
a schematic view of a panel of a door of a dishwasher;
Fig. 2
a schematic sectional view of a section of an embodiment of a door appliance;
Fig. 3
a further schematic sectional view of the detail of the embodiment of the door according to Fig. 2 ;
Fig. 4
a further schematic sectional view of the detail of the embodiment of the door according to Fig. 2 ;
Fig. 5
a further schematic sectional view of the detail of the embodiment of the door according to Fig. 2 ;
Fig. 6
a schematic sectional view of an embodiment of a panel with integrated handle shell; and
Fig. 7
a schematic flow diagram of an embodiment of a method for manufacturing a door for a household appliance.

In den Figuren sind gleiche oder funktionsgleiche Elemente mit denselben Bezugszeichen versehen worden, sofern nichts anderes angegeben ist.In the figures, the same or functionally identical elements have been given the same reference numerals, unless stated otherwise.

In der Fig. 1 ist eine schematische Ansicht eines Ausschnitts einer Gerätetür 1 mit einer Blende 2 dargestellt.In the Fig. 1 is a schematic view of a section of a door 1 with a panel 2 is shown.

Die Blende 2 oder Bedienblende hat eine Mehrzahl von Bedienelementen 3, 4 zum Bedienen der Geschirrspülmaschine. Des Weiteren ist auf der Blende 2 ein Display 5 angeordnet.The panel 2 or control panel has a plurality of controls 3, 4 for operating the dishwasher. Furthermore, a display 5 is arranged on the panel 2.

Die Bedienblende 2 ist insbesondere aus Kunststoffmaterial gefertigt und begrenzt mit einem flanschartig abgewickelten Blendenmantel oberseitig die Gerätetür 1.The control panel 2 is made in particular of plastic material and bounded on the top side with a flange-like developed shutter shell the appliance door. 1

Die Blende 2 ist über seitliche, nach unten ragende Verbindungszapfen 6 in nicht näher dargestellter Weise mit einem Türaufbau der Gerätetür 1 verbindbar. In der Blende 2 ist ein etwa rechteckförmig gestalteter Eingriffsbereich 7 (Eingriffsöffnung) ausgebildet. Die Eingriffsöffnung 7 ist durch eine Griffschale 8 begrenzt. Die Griffschale 8 und die Blende 2 sind einstückig ausgebildet. Details hierzu ergeben sich aus den nachfolgenden Fig. 2 bis 7.The panel 2 is connected via lateral, downwardly projecting connecting pin 6 in a manner not shown with a door assembly of the door 1. In the panel 2, an approximately rectangular shaped engagement portion 7 (engagement opening) is formed. The engagement opening 7 is limited by a handle shell 8. The grip 8 and the aperture 2 are integrally formed. Details on this can be found in the following Fig. 2 to 7 ,

Dabei zeigt die Fig. 2 eine schematische Schnittansicht eines Ausschnitts eines Ausführungsbeispiels einer Gerätetür 1.It shows the Fig. 2 a schematic sectional view of a section of an embodiment of a door 1.

In der Schnittansicht der Fig. 2 ist die Blende 2 mit einem Bedienelement 4, einem Display 5, einem Verbindungszapfen 6, und einer Eingriffsöffnung 7 dargestellt.In the sectional view of Fig. 2 the panel 2 is shown with an operating element 4, a display 5, a connecting pin 6, and an engagement opening 7.

Die Blende 2 und die Griffschale 8 sind als ein einstückig gespritztes Teil ausgebildet. Dabei ist ein Griffschalenunterteil 9 der Griffschale 8 an die Blende 2 angespritzt. Weiter ist ein Griffschalendeckel 10 der Griffschale 8 ebenfalls an die Blende 2 angespritzt. Dadurch ergibt sich die einstückige Ausbildung von Blende 2 und Griffschale 8.The panel 2 and the handle shell 8 are formed as an integrally molded part. In this case, a handle shell lower part 9 of the handle shell 8 is molded onto the panel 2. Next, a handle shell cover 10 of the handle shell 8 is also molded onto the panel 2. This results in the one-piece design of panel 2 and handle shell. 8

In einem Bereich 11, in welchem der Griffschalendeckel 10 an die Blende 2 angespritzt ist, ist zumindest eine Rippe 12 zur Erhöhung der Steifigkeit der Blende 2 vorgesehen. Der Bereich 11 ist insbesondere oberhalb der Eingriffsöffnung 7 angeordnet.In a region 11 in which the handle shell cover 10 is molded onto the panel 2, at least one rib 12 is provided to increase the rigidity of the panel 2. The region 11 is arranged in particular above the engagement opening 7.

Ein Filmscharnier 13 verbindet den Griffschalendeckel 10 mit der Blende 2. Durch die Verwendung des Filmscharniers 13 ist die relative Anordnung zwischen dem Griffschalendeckel 10 und der Blende 2 einstellbar. Die Einstellbarkeit der relativen Anordnung wird insbesondere im Vergleich der Fig. 2 und 3 deutlich. Dabei zeigt die Fig. 2 die Blende 2 mit der Griffschale 8 nach der Entformung und vor dem Verrasten des Griffschalendeckels 10 mit dem Griffschalenunterteil 9. Demgegenüber zeigt die Fig. 3 die Blende 2 mit der Griffschale 8 nach dem Verrasten des Griffschalendeckels 10 mit dem Griffschalenunterteil 9.A film hinge 13 connects the handle shell cover 10 with the panel 2. By using the film hinge 13, the relative arrangement between the handle shell cover 10 and the panel 2 is adjustable. The adjustability of the relative arrangement is particularly compared to the FIGS. 2 and 3 clear. It shows the Fig. 2 the panel 2 with the handle shell 8 after demolding and before locking the handle shell cover 10 with the handle shell base 9. In contrast, the shows Fig. 3 the panel 2 with the handle shell 8 after locking the handle shell cover 10 with the handle shell lower part. 9

Der Griffschalendeckel 10 wird in einer ersten Entformungsrichtung R1 entformt. Das Griffschalenunterteil 9 hingegen wird in einer zu der ersten Entformungsrichtung R1 entgegengesetzten, zweiten Entformungsrichtung R2 entformt (siehe Fig. 2).The handle shell cover 10 is removed from the mold in a first demolding direction R1. By contrast, the grip shell lower part 9 is removed from the mold in a second removal direction R2, which is opposite to the first removal direction R1 (see FIG Fig. 2 ).

Ferner zeigt die Fig. 3 eine Rastverbindung 14 zum Verbinden oder Verrasten des Griffschalendeckels 10 mit dem Griffschalenunterteil 9. Die Rastverbindung 14 hat insbesondere eine in dem Griffschalendeckel 10 vorgesehene Nase 15 und einen dazu korrespondierenden, in dem Griffschalenunterteil 9 vorgesehenen Durchbruch 16. Der Durchbruch 16 ist beispielsweise als eine Ausnehmung in dem Griffschalenunterteil 9 ausgebildet.Furthermore, the shows Fig. 3 The latching connection 14 has in particular a nose 15 provided in the handle shell cover 10 and a corresponding recess 16 provided in the handle shell lower part 16. The aperture 16 is for example a recess in FIG formed the handle shell lower part 9.

Beispielsweise zwischen zwei Spritzzyklen des Spritzgussverfahrens kann der Griffschalendeckel 10 an dem Filmscharnier 13 umgeklappt werden (siehe Fig. 3). Anschließend können das Griffschalenunterteil 9 und der Griffschalendeckel 10 mittels der Rastverbindung 14 aus der Nase 15 und dem Durchbruch 16 verbunden werden.For example, between two injection cycles of the injection molding process, the handle shell cover 10 can be folded on the film hinge 13 (see Fig. 3 ). Subsequently, the handle shell lower part 9 and the handle shell cover 10 can be connected by means of the latching connection 14 from the nose 15 and the opening 16.

Die Fig. 3 illustriert, dass die Griffschale 8 im montierten Zustand geschlossen ist. Außerdem zeigt die Fig. 3, dass die Griffschale 8 im montierten Zustand einen geschlossenen Hintergriff 17 aufweist. Die Herstellung eines geschlossenen Hintergriffs 17 für die Griffschale 8 ist insbesondere aufgrund der Entformung mit den beiden entgegengesetzten Enformungsrichtungen R1 und R2 möglich.The Fig. 3 illustrates that the handle 8 is closed in the assembled state. In addition, the shows Fig. 3 in that the handle shell 8 has a closed rear grip 17 in the mounted state. The production of a closed rear handle 17 for the handle shell 8 is possible in particular because of the demolding with the two opposite Enformungsrichtungen R1 and R2.

Die Fig. 4 und 5 zeigen weitere schematische Schnittansichten des Ausschnitts des Ausführungsbeispiels der Gerätetür nach Fig. 2. In den Fig. 4 und 5 ist die Rippe 12 zur Erhöhung der Steifigkeit der Blende 2 deutlich sichtbar.The Fig. 4 and 5 show further schematic sectional views of the detail of the embodiment of the door according to Fig. 2 , In the Fig. 4 and 5 the rib 12 is clearly visible to increase the rigidity of the diaphragm 2.

Die Fig. 6 zeigt eine schematische Schnittansicht eines Ausführungsbeispiels einer Blende 2 mit einer integrierten Griffschale 8, die in der Eingriffsöffnung 7 angeordnet ist. Die Griffschale 8 gemäß Fig. 6 ist mittels eines Drehschiebers hergestellt. Bei dieser Griffschale 8 ist keine Rastverbindung notwendig.The Fig. 6 shows a schematic sectional view of an embodiment of a panel 2 with an integrated handle shell 8, which is arranged in the engagement opening 7. The grip 8 according to Fig. 6 is made by means of a rotary valve. In this handle 8 no latching connection is necessary.

In der Fig. 7 ist ein schematisches Ablaufdiagramm eines Ausführungsbeispiels eines Verfahrens zum Herstellen einer Gerätetür 1 für eine Geschirrspülmaschine dargestellt.In the Fig. 7 is a schematic flow diagram of an embodiment of a method for manufacturing a door 1 for a dishwasher shown.

Das Ausführungsbeispiel des Verfahrens nach der Fig. 7 hat die Schritte S1 bis S4 und ist zur Herstellung einer Gerätetür 1, wie beispielsweise nach den Fig. 2 bis 5, geeignet.The embodiment of the method according to Fig. 7 has the steps S1 to S4 and is for the production of a door 1, such as after the Fig. 2 to 5 , suitable.

In Schritt S1 werden eine Blende 2 und eine Griffschale 8 der Gerätetür 1 als ein einstückiges Teil durch Spritzguss hergestellt. Dabei werden insbesondere ein Griffschalenunterteil 9 der Griffschale 8 und ein Griffschalendeckel 10 der Griffschale 8 durch Spritzgießen an die Blende 2 angespritzt. Ferner wird beim Spritzgießen ein Filmscharnier 13 zur Verbindung des Griffschalendeckels 10 mit der Blende 2 gebildet.In step S1, a panel 2 and a handle 8 of the appliance door 1 are manufactured as an integral part by injection molding. In particular, a grip shell lower part 9 of the grip shell 8 and a grip shell cover 10 of the grip shell 8 are molded onto the aperture 2 by injection molding. Furthermore, during injection molding, a film hinge 13 is formed for connecting the handle shell cover 10 with the panel 2.

In Schritt S2 wird der Griffschalendeckel 10 in einer ersten Entformungsrichtung R1 entformt. Demgegenüber wird das Griffschalenunterteil 9 in einer zu der ersten Entformungsrichtung R1 entgegengesetzten, zweiten Entformungsrichtung R2 entformt.In step S2, the handle shell cover 10 is removed from the mold in a first removal direction R1. In contrast, the handle shell lower part 9 is removed from the mold in a second removal direction R2, which is opposite to the first removal direction R1.

In Schritt S3 wird das Filmscharnier 13 mittels eines Schiebers oder mittels eines nacheilenden Losteils entformt.In step S3, the film hinge 13 is removed from the mold by means of a slider or by means of a lagging loose part.

In Schritt S4 wird der Griffschalendeckel 10 an dem Filmscharnier 13 umgeklappt und mit dem Griffschalenunterteil 9 durch eine Rastverbindung 14 verbunden. Der Schritt S4 wird insbesondere zwischen zwei Spritzzyklen des Spritzgussverfahrens durchgeführt.In step S4, the handle shell cover 10 is folded over to the film hinge 13 and connected to the handle shell lower part 9 by a latching connection 14. The step S4 is carried out in particular between two injection cycles of the injection molding process.

Obwohl die vorliegende Erfindung anhand von Ausführungsbeispielen beschrieben wurde, ist sie vielfältig modifizierbar.Although the present invention has been described with reference to embodiments, it is variously modifiable.

Bezugszeichenliste:LIST OF REFERENCE NUMBERS

11
Gerätetürdoor
22
Blendecover
33
Bedienelementoperating element
44
Bedienelementoperating element
55
Displaydisplay
66
Verbindungszapfenconnecting pins
77
Eingriffsöffnungengagement opening
88th
Griffschalegrip
99
GriffschalenunterteilGrip bottom
1010
GriffschalendeckelGrip cover
1111
BereichArea
1212
Ripperib
1313
Filmscharnierfilm hinge
1414
Rastverbindunglocking connection
1515
Nasenose
1616
Durchbruchbreakthrough
1717
Hintergriffrear grip
R1R1
erste Entformungsrichtungfirst demoulding direction
R2R2
zweite Entformungsrichtungsecond Entformungsrichtung
S1-S4S1-S4
Verfahrensschrittstep

Claims (13)

  1. Appliance door (1) for a household appliance, in particular for a water-conducting household appliance, with a panel (2) and a handle shell (8), wherein the panel (2) and handle shell (8) are configured as a single piece, characterised in that the handle shell (8) has a handle shell lower part (9) injected onto the panel (2) and a handle shell cover (10) injected onto the panel (2).
  2. Appliance door (1) according to claim 1, characterised in that the panel (2) and handle shell (8) are configured as a part injected as a single piece.
  3. Appliance door (1) according to claim 1, characterised in that the panel (2) has at least one rib (12) to increase the rigidity of the panel (2) in a region (11) where the handle shell cover (10) is injected onto the panel (2).
  4. Appliance door (1) according to claim 1 or 3, characterised in that a film hinge (13) is provided to connect the handle shell cover (10) to the panel (2).
  5. Appliance door (1) according to one of claims 1, 3 or 4, characterised in that a latching connection (14) is provided to connect the handle shell cover (10) to the handle shell lower part (9).
  6. Appliance door (1) according to claim 5, characterised in that the latching connection (14) is configured by means of at least one stud (15) provided in the handle shell cover (10) and by means of at least one opening (16) corresponding thereto, provided in the handle shell lower part (9).
  7. Appliance door (1) according to one of claims 1 to 6, characterised in that the handle shell (8) is closed in the assembled state.
  8. Appliance door (1) according to one of claims 1 to 7, characterised in that the handle shell (8) has a closed rear grip (17) in the assembled state.
  9. Household appliance, in particular a water-conducting household appliance, with an appliance door (1) according to one of claims 1 to 8
  10. Method for producing an appliance door (1) for a household appliance, in particular for a water-conducting household appliance, with a panel (2) and handle shell (8), wherein the panel (2) and handle shell (8) are produced as a single-piece part, characterised in that a handle shell lower part (9) of the handle shell (8) and a handle shell cover (10) of the handle shell (8) are injected onto the panel (2) by injection moulding.
  11. Method according to claim 10, characterised in that the handle shell cover (10) is demoulded in a first demoulding direction (R1) and the handle shell lower part (9) is demoulded in a second demoulding direction (R2) counter to the first demoulding direction (R1).
  12. Method according to claim 10 or 11, characterised in that a film hinge (13) is formed by injection moulding to connect the handle shell cover (10) to the panel (2), the film hinge (13) being demoulded by means of a slide or by means of a separate part following behind.
  13. Method according to claim 10, characterised in that the handle shell (8) is produced by injection moulding by means of a rotary slide.
EP12163965.2A 2011-04-21 2012-04-12 Door for a household appliance and household appliance Active EP2514350B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201110007870 DE102011007870A1 (en) 2011-04-21 2011-04-21 Appliance door for a household appliance and household appliance

Publications (2)

Publication Number Publication Date
EP2514350A1 EP2514350A1 (en) 2012-10-24
EP2514350B1 true EP2514350B1 (en) 2016-06-29

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ID=46045777

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CN (1) CN102743142B (en)
DE (1) DE102011007870A1 (en)
PL (1) PL2514350T3 (en)

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USD939157S1 (en) 2018-07-18 2021-12-21 Whirlpool Corporation Top cap combined with front control for a door panel of a dish treating appliance
US11849898B2 (en) * 2021-08-26 2023-12-26 Whirlpool Corporation Dishwasher with door assembly

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DE8809410U1 (en) * 1988-07-23 1988-09-08 Ninkaplast Gmbh, 4902 Bad Salzuflen Furniture handle
DE8912228U1 (en) * 1989-10-14 1991-02-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Handle shell, especially for front doors of dishwashers
TR199600908A2 (en) * 1996-11-14 1998-06-22 Ar�El�K A.�. Two-piece control panel used in electrical household appliances.
ITVI980143A1 (en) * 1998-07-29 2000-01-29 Arc Linea Arredamenti Spa PROCEDURE FOR MAKING A RECESSED HANDLE FOR FURNITURE DOORS AND HANDLE OBTAINED BY THIS PROCEDURE.
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Publication number Publication date
CN102743142B (en) 2015-04-15
CN102743142A (en) 2012-10-24
DE102011007870A1 (en) 2012-10-25
PL2514350T3 (en) 2016-11-30
EP2514350A1 (en) 2012-10-24

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