WO2016142122A1 - Appareil ménager pour le soin du linge comprenant un joint d'étanchéité conçu spécifiquement - Google Patents

Appareil ménager pour le soin du linge comprenant un joint d'étanchéité conçu spécifiquement Download PDF

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Publication number
WO2016142122A1
WO2016142122A1 PCT/EP2016/052980 EP2016052980W WO2016142122A1 WO 2016142122 A1 WO2016142122 A1 WO 2016142122A1 EP 2016052980 W EP2016052980 W EP 2016052980W WO 2016142122 A1 WO2016142122 A1 WO 2016142122A1
Authority
WO
WIPO (PCT)
Prior art keywords
household appliance
sealing lip
sealing
laundry
sealing sleeve
Prior art date
Application number
PCT/EP2016/052980
Other languages
German (de)
English (en)
Inventor
Marcel Werner
Robert Alisch
Daniel Marckardt
Jürgen Hess
Original Assignee
BSH 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 Hausgeräte GmbH filed Critical BSH Hausgeräte GmbH
Priority to CN201680015008.2A priority Critical patent/CN107407033B/zh
Priority to DE112016001117.2T priority patent/DE112016001117A5/de
Publication of WO2016142122A1 publication Critical patent/WO2016142122A1/fr

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/26—Casings; Tubs
    • D06F37/266—Gaskets mounted between tub and casing around the loading opening
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/12—Casings; Tubs
    • D06F39/14—Doors or covers; Securing means therefor

Definitions

  • the invention relates to a household appliance for the care of laundry items, with a housing and a tub disposed therein and with an annular sealing sleeve, which is arranged on the housing and the tub.
  • the gasket has a sealing lip which bears against a door which extends through a ring hole defined by the gasket in the closed state.
  • Such a configuration is known for example from DE 10 2010 062 590 A1.
  • the lip seal has a first, radially inwardly facing portion, which is followed by a second section, which extends substantially in the axial direction of the gasket and in Direction extending from the second end.
  • items of laundry can also be designed in such a way that, when the drum rotates, these trapped items of laundry subsequently twist and thereby at least partially enclose the sealing lip of the sealing collar. In a further rotation, this sealing lip can be damaged and even partially demolished.
  • An inventive household appliance for the care of items of laundry comprises a housing and a tub disposed in the housing. Furthermore The household appliance comprises an annular sealing sleeve which is arranged on the housing and the tub.
  • the gasket has a sealing lip. This is arranged adjacent to a door extending through a limited by the gasket annular hole in the closed state extending door.
  • An essential idea of the invention is to be seen in the fact that this sealing lip has a catch protection structure for a piece of laundry in a longitudinal part of a lower circumferential length half in the circumferential direction of its ring shape.
  • the sealing lip is designed in its design characterized in that it is specifically structured in a completely defined length in the circumferential direction of their ring shape that either catching a twisting laundry is avoided or at least when catching this length of the sealing lip by a piece of laundry damaging and in particular tearing is prevented. Since it is precisely in this lower circumferential length half when filling the drum with laundry jamming can occur in closing the door, it is essential, especially in this specific length part to take precautions to avoid the above problems. It is thus formed in the direction of rotation not rotationally symmetrical sealing lip. This embodiment achieves a substantial improvement in the above-mentioned problems.
  • the sealing lip is in particular arranged integrally on a base body of the sealing sleeve.
  • the safety guard structure forms over a longitudinal part which extends over an angle segment between 10 ° and 140 °, in particular between 60 ° and 140 °, in particular between 90 ° and 140 °, in particular between 1 10 ° and 130 °, extends in the lower circulation half length.
  • this angle sector is particularly advantageous form with a safety guard structure, since it can come to the supernatant of the laundry items in this angle segment to fill the laundry drum and thereby pinching takes place at then closing door, through which it is in particular during subsequent rotation of the drum to a corresponding Twisting the laundry items and a possible catching of the sealing lip can come and a resulting destruction of the sealing lip is prevented.
  • the safety guard structure is symmetrical to a vertical axis passing through a center of the annular gasket
  • Seal formed, in particular formed with an angular segment of up to 60 ° on both sides of the vertical axis.
  • the safety guard structure has a thickening of the sealing lip in comparison to the design of the sealing lip outside the safety catch structure, and thus is at least partially formed as a thickening, in particular completely formed as a thickening.
  • the thickening may be formed only at one end of the sealing lip. That the sealing lip has in its course from the end facing the base body of the gasket cuff to the opposite end to a constant thickness.
  • the sealing force caused by the sealing lip can be adapted particularly well, at the same time avoiding damage to the sealing lip by the partial thickening.
  • the catch protection structure is integrated into the sealing lip, so that it can be manufactured easily manufactured.
  • the number of components is reduced by this integral design and an always consistent positional arrangement of the safety guard structure on the gasket achieved.
  • the above-mentioned thickening which forms the safety catch structure, is designed to be trapezoidal in the direction of rotation. Such a configuration also achieves a non-abrupt transition between the thickenings by the catch protection structure on the one hand and that region of the sealing lip which is formed without safety catch structure, as a result of which the tightness of the entire gasket and especially also at the transitions of the catch protection structure to the other areas the gasket is reached.
  • the thickening is formed void-free and thus also designed massive.
  • the abovementioned advantages are particularly favored in this embodiment of the catch protection structure.
  • a higher torsional rigidity is achieved by a local thickening of the sealing lip in a defined critical area and the capture by twisting laundry items avoided or at least a robustness created, which then avoids destruction.
  • the catch protection structure is formed in a section perpendicular to the direction of rotation at least partially as a bump, in particular completely formed as a bump.
  • another geometry is selected, which also leads to increased stability of the sealing lip and withstand corresponding attack forces by laundry.
  • the bump has a waveform.
  • a wave peak of this specific shape of the safety guard structure facing the door is reduced, so that the possibility of catching the sealing lip in this safety guard structure area and twisting is also reduced.
  • this hump which forms the safety guard structure at least partially, is hollow.
  • this mountain-shaped configuration which represents in particular the wave-shaped course of the hump, is formed quasi by a collapsed or fanned shaping of the sealing lip, which otherwise over the contour of this hump shape preferably a same cross-sectional thickness over the entire length of this waveform having.
  • this design saves material and, on the other hand, nevertheless achieves high stability.
  • the safety catch structure at least partially has a defined foldable sealing lip, which is in particular integrally arranged on a base body of the gasket and relative to this is folded down.
  • the main body has a receiving depression into which the sealing lip is defined embedded in the folded-over state.
  • this specifically designed sealing lip has sufficient elasticity reserves to compensate for device tolerances and makes an acceptably small contribution to the opening or closing forces.
  • a continuous transition means, for example, in the case of a thickened sealing lip, a continuously changing and thus continuous or kink-free thickness change in the transition region between the safety guard structure and that region of the sealing lip without safety guard structure. Accordingly, this also applies to the other embodiments mentioned.
  • FIG. 1 shows a longitudinal section through a portion of an embodiment of a household appliance according to the invention for the care of laundry items.
  • FIG. 2 shows a simplified axial view of an exemplary embodiment of a sealing collar of the household appliance according to FIG. 1;
  • FIG. 2 shows a simplified axial view of an exemplary embodiment of a sealing collar of the household appliance according to FIG. 1;
  • FIG 3 is an enlarged view of an embodiment of a sealing lip.
  • FIG. 4 is a perspective sectional view of a further embodiment of a sealing lip; and Fig. 5 simplified sectional views through a further embodiment of a sealing lip in two different positions.
  • a household appliance I which is designed for the care of laundry and, for example, may be a washing machine or a washer-dryer.
  • the domestic appliance I comprises a substantially hollow-cylindrical and annular sealing collar 1, which encloses a loading and unloading opening 2 radially.
  • the loading and unloading 2 thus represents an annular hole through which laundry items can be passed through.
  • the gasket 1 is at a first end 3 to a front housing wall 4 of a housing of the household appliance I and at a second end 5 at fixed to a tub 6.
  • the sealing sleeve 1 has a cylindrical course and finally merges into a bellows 9.
  • this is only to be understood as an example, and the gasket 1 can be designed otherwise in this respect.
  • the sealing collar 1 is designed to be so flexible that it can compensate for the movements of the tub 6 relative to the front housing wall 4 that occur during the washing process or during the spinning process for large amounts of laundry.
  • a second bead 1 1 is provided at the second end 5 of the gasket 1, with which the gasket 1 is fixed to peripheral edges 10 and 12 of the tub 6.
  • laundry drum 13 Within the tub 6 a rotating during a washing process or spin cycle laundry drum 13 is arranged, which takes over the function of a centrifugal drum during a spin operation and is fed from one end face through the ring hole arranged. From the second bead 1 1 extends in the longitudinal direction and thus in the direction of the axis A of the arrangement extending sealing blade 14 and extends to a flanged edge 15 of the laundry drum thirteenth
  • the household appliance I shown in FIG. 1 also has a bull's-eye-shaped door 16, which, as not shown in detail hinged on one side via a hinge on the front housing wall 4 and lockable on its opposite side relative to the front housing wall 4 is.
  • the door 16 is preferably formed in regions of transparent glass. In this case, the door 16 has a frustoconical shell 17 and a circular bottom 18.
  • a sealing lip 19 is formed at the first end of the sealing sleeve 9, as can be seen in Fig. 1, a sealing lip 19 is formed.
  • This sealing lip 19 is essentially inwardly from the first bead 8 in the radial direction and, when the door 16 is closed, bears in a sealing manner against an outer circumferential surface 21 of the door with a particularly flat annular bearing 20.
  • This sealing lip 19 is arranged integrally on a base body 23 of the sealing sleeve 1 and opens into this with a part 22nd
  • the sealing sleeve 1 is shown in a view along the axis A in a schematic representation. It can be seen that the annular configuration of the sealing collar 1 is designed so that viewed in the vertical direction and thus in the y direction of the household appliance I in a lower circumferential length half 25 of the entire circulation of the sealing sleeve 1 a catch protection structure 24 integrated into the sealing lip 19th is trained. This safety guard structure 24 is formed at least over a length of this circulating-length half 25, which thus forms over the lower 180 ° of the entire 360 ° of the sealing sleeve 1.
  • the safety guard structure 24 forms over a longitudinal part of the lower circumferential length half 25, which measures over an angular segment between 1 10 ° and 130 °, in particular 120 °.
  • the catch protection structure 24 is formed symmetrically to a vertical axis of the sealing collar 1, wherein the vertical axis through a center of the ring shape of Gasket 1 runs.
  • the safety guard structure 24 is formed in each case over an angular segment of 60 °. It is formed a gasket 1, which is not rotationally symmetrical about the axis A in the direction of rotation.
  • Fig. 3 is an embodiment of the sealing lip 19 in this lower circumferential length half 25 is shown in a perspective sectional view. It can be seen that the sealing lip 19 is formed with a side 19 a, which has the system 20 shown in FIG. 1, on the outer circumferential surface 21 for mechanical contacting. On a side 19b opposite thereto in the illustrated embodiment, a local thickening 26 is formed, which is trapezoidal in the direction of rotation about the axis A. The thickening 26 is thus formed over the angular segment of 120 °.
  • FIG. 4 shows another embodiment of the sealing lip 19 in the region of the catch protection structure 24 in a further perspective sectional view.
  • the catch protection structure 24 is formed hump-like in a sectional view perpendicular to the direction of rotation about the axis A (circulation direction is thus perpendicular to the cutting plane) and according to the representation in FIG. 4 in the sectional plane Represents type waveform.
  • This embodiment also makes it possible to form a local thickening, wherein a wave peak 27 rests against the outer circumferential surface 21.
  • Fig. 5 is a schematic sectional view of a sealing lip 19 is shown, which is also arranged here in one piece on the base body 23 of the gasket 1 and relative to this defined folds down, as indicated by the arrows. Adjacent to the sealing lip 19, the base body 23 on a receiving recess 28, in which according to the lower illustration in Fig. 5, the sealing lip 19 defined folds and thus at least partially recessed or embedded therein. Starting from the illustration in the upper image in Fig. 5, in which the door 16 is not yet closed, the sealing lip 19 is then automatically folded at least partially when closing the door 16 and folded into the receiving recess 28 accordingly. A completely folded sealing lip 19 is indicated in the lower image in Fig. 5.
  • the sealing lip 19 can fold even further into the receiving recess 28. Possibly trapped between the door 16 and the gasket 1 pieces of laundry can then even with rotating drum 13 and then generating Aufdrillung the laundry this sealing lip 19 does not catch and thus not damage, as in a collapsed sealing lip 19, the plant 20 forming side 19 a the sealing lip 19 can no longer be detected by the twisting laundry. Furthermore, the laundry can be easily pulled over the folded sealing lip 19 in the drum interior.
  • the sealing lip 19 After the laundry has been drawn into the interior of the drum, for example, by the drum rotation, the sealing lip 19 at least partially folds out of the receiving recess 28 due to its restoring force and the side 19a can again form the system 20 on the door 16 in order to provide the sealing effect of the sealing lip 19 ,
  • the catch protection structure 24 can also be formed by a combination of the region-wise thickening 26 of the sealing lip 19 and the receiving recess 28 formed in this region.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)

Abstract

L'invention concerne un appareil ménager (1) pour le soin du linge, comprenant un logement (4) et un récipient à lessive (6) disposé à l'intérieur, et un joint d'étanchéité circulaire (1), qui est disposé sur le logement (4) et le récipient à lessive (6), le joint d'étanchéité (1) présentant une lèvre d'étanchéité (19), qui repose sur une porte (16) s'étendant à travers un trou circulaire délimité par le joint d'étanchéité (1) à l'état fermé et qui est disposée sur un corps de base (23) du joint d'étanchéité (1), la lèvre d'étanchéité (19) présentant dans une partie longitudinale d'une moitié longitudinale circonférentielle (25) inférieure dans le sens circonférentiel de sa forme circulaire une structure de protection par piégeage (24) pour le linge.
PCT/EP2016/052980 2015-03-11 2016-02-12 Appareil ménager pour le soin du linge comprenant un joint d'étanchéité conçu spécifiquement WO2016142122A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201680015008.2A CN107407033B (zh) 2015-03-11 2016-02-12 具有特定构造的密封圈的用于护理洗涤物的家用器具
DE112016001117.2T DE112016001117A5 (de) 2015-03-11 2016-02-12 Haushaltsgerät zur Pflege von Wäschestücken mit einer spezifisch ausgebildeten Dichtungsmanschette

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015204327.4A DE102015204327A1 (de) 2015-03-11 2015-03-11 Haushaltsgerät zur Pflege von Wäschestücken mit einer spezifisch ausgebildeten Dichtungsmanschette
DE102015204327.4 2015-03-11

Publications (1)

Publication Number Publication Date
WO2016142122A1 true WO2016142122A1 (fr) 2016-09-15

Family

ID=55359508

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/052980 WO2016142122A1 (fr) 2015-03-11 2016-02-12 Appareil ménager pour le soin du linge comprenant un joint d'étanchéité conçu spécifiquement

Country Status (3)

Country Link
CN (1) CN107407033B (fr)
DE (2) DE102015204327A1 (fr)
WO (1) WO2016142122A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111850927A (zh) * 2019-04-30 2020-10-30 青岛海尔滚筒洗衣机有限公司 一种滚筒洗衣机

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018204716A1 (de) 2018-03-28 2019-10-02 BSH Hausgeräte GmbH Manschette und Wäschebehandlungsgerät
US11306428B2 (en) * 2019-02-01 2022-04-19 Lg Electronics Inc. Laundry treating apparatus
DE102019209431A1 (de) * 2019-06-28 2020-12-31 BSH Hausgeräte GmbH Haushaltsgerät zum Behandeln von Wäsche

Citations (4)

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Publication number Priority date Publication date Assignee Title
EP1522623A1 (fr) * 2003-10-08 2005-04-13 CANDY S.p.A. Machine à laver à chargement frontal
DE102006054103B3 (de) * 2006-11-15 2007-12-27 Miele & Cie. Kg Frontbeschickbare Wäschebehandlungsmaschine
DE102008018731A1 (de) * 2008-04-14 2009-10-15 BSH Bosch und Siemens Hausgeräte GmbH Waschmaschine mit einem Maschinengehäuse
DE102010062590A1 (de) * 2010-12-08 2012-06-14 BSH Bosch und Siemens Hausgeräte GmbH Dichtungsmanschette für eine Waschmaschine

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KR100240120B1 (ko) * 1997-12-11 2000-01-15 구자홍 드럼세탁기의 이물질 유입 방지장치
EP1690969A1 (fr) * 2005-02-10 2006-08-16 Electrolux Home Products Corporation N.V. Amélioration de la bordure antérieure d'une machine à laver le linge à usage domestique
CN201236286Y (zh) * 2008-07-28 2009-05-13 南京乐金熊猫电器有限公司 滚筒洗衣机门体密封圈
CN201258404Y (zh) * 2008-09-11 2009-06-17 无锡小天鹅通用电器有限公司 滚筒洗衣机门密封圈
CN103422320A (zh) * 2013-05-07 2013-12-04 任文涛 一种洗衣机桶间清洁方法及其洗衣机

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1522623A1 (fr) * 2003-10-08 2005-04-13 CANDY S.p.A. Machine à laver à chargement frontal
DE102006054103B3 (de) * 2006-11-15 2007-12-27 Miele & Cie. Kg Frontbeschickbare Wäschebehandlungsmaschine
DE102008018731A1 (de) * 2008-04-14 2009-10-15 BSH Bosch und Siemens Hausgeräte GmbH Waschmaschine mit einem Maschinengehäuse
DE102010062590A1 (de) * 2010-12-08 2012-06-14 BSH Bosch und Siemens Hausgeräte GmbH Dichtungsmanschette für eine Waschmaschine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111850927A (zh) * 2019-04-30 2020-10-30 青岛海尔滚筒洗衣机有限公司 一种滚筒洗衣机
CN111850927B (zh) * 2019-04-30 2023-06-13 青岛海尔洗涤电器有限公司 一种滚筒洗衣机

Also Published As

Publication number Publication date
DE112016001117A5 (de) 2017-12-21
DE102015204327A1 (de) 2016-09-15
CN107407033A (zh) 2017-11-28
CN107407033B (zh) 2020-03-03

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