WO2009043721A1 - Machine à laver - Google Patents

Machine à laver Download PDF

Info

Publication number
WO2009043721A1
WO2009043721A1 PCT/EP2008/062374 EP2008062374W WO2009043721A1 WO 2009043721 A1 WO2009043721 A1 WO 2009043721A1 EP 2008062374 W EP2008062374 W EP 2008062374W WO 2009043721 A1 WO2009043721 A1 WO 2009043721A1
Authority
WO
WIPO (PCT)
Prior art keywords
washing machine
machine according
latching
arm
mounting
Prior art date
Application number
PCT/EP2008/062374
Other languages
German (de)
English (en)
Inventor
Ismael Gracia Bobed
Original Assignee
BSH Bosch und Siemens Hausgeräte GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BSH Bosch und Siemens Hausgeräte GmbH filed Critical BSH Bosch und Siemens Hausgeräte GmbH
Priority to EP08804324A priority Critical patent/EP2193232A1/fr
Priority to CN2008801089246A priority patent/CN101809219B/zh
Publication of WO2009043721A1 publication Critical patent/WO2009043721A1/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
    • D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
    • D06F37/206—Mounting of motor

Definitions

  • the invention relates to a washing machine with a tub according to the preamble of claim 1.
  • a generic washing machine with a lye container which has at least one support element on which a fastening arm of a drive motor for driving a rotatably arranged in the tub washing drum can be fastened.
  • the support element of the tub has a connecting pin which is guided by a fastening eye or a mounting hole of the fastening arm of the drive motor.
  • a fastening screw is provided as a securing part, which secures the mounting arm of the drive motor on the connecting pin.
  • a plastic bushing is interposed for this backup between the mounting eye and the connecting pin.
  • the plastic bushing has a ring collar, which radially overlaps both the fastening arm of the drive motor and partially the connecting pin.
  • the fastening screw is screwed into a through hole of the hollow cylindrical connecting pin, whereby the screw head secures the fastening arm of the drive motor on the support element of the tub on the annular collar of the plastic bushing.
  • the attachment or securing the drive motor to the tub is therefore complex or complex with a number of separate components.
  • the object of the invention is to provide a washing machine with a tub to which the drive motor can be attached easily and reliably to the mounting technology.
  • the object is solved by the features of claim 1.
  • Advantageous developments of the invention are disclosed in the subclaims.
  • the securing part is formed integrally and integrally with the support element of the tub and / or the connecting element and / or the mounting arm of the drive motor. In this way, no additional separate components must be kept for fixing or securing the drive motor to the tub and the attachment or backup of the drive motor assembly technology is simple with reduced number of components.
  • the support element and / or the connecting element and / or the fastening arm may have a stop element.
  • the mounting arm can be performed in abutment with the stop element in a correct position mounting position.
  • the integral or integrally formed securing part is arranged on a side facing away from the stop element of the support member side of the mounting arm.
  • the stop member may be any wall or any element which may limit the movement of the attachment arm in the direction of insertion.
  • the support member may be a hollow profile part with opposite side walls, which are interconnected via an intermediate wall.
  • the stop element may be integrally formed on this intermediate wall.
  • the support element is formed integrally and in one piece with the tub. It is particularly preferred in this case if the tub is made together with the support element as a uniform material injection molded plastic part.
  • the drive motor mounting arm sits in a press fit on the connecting element.
  • the outer diameter of the Connecting element slightly larger than the diameter of the mounting hole into which the connecting element is inserted.
  • a mounting technology particularly simple backup can be achieved if the integral and one-piece security part is a locking element with a locking projection, which automatically locks both parts when pushing the mounting arm on the support element.
  • the latching element may be formed on the support element, the connecting element or the mounting arm.
  • the latching element with its latching projection can engage behind the fastening arm of the drive motor on the side of the fastening arm facing away from the stop element of the support element.
  • the locking connection is thus readily checked from the outside or to solve for customer service purposes by means of a tool.
  • the latching element formed as a securing part can also be provided on the side facing the support element of the mounting arm, whereby a total of the required space of the latching connection can be reduced.
  • the locking element formed on the connecting element can also be locked within the mounting hole.
  • the locking projection of the locking element can be brought into engagement in a locking recess formed within the mounting hole.
  • the latching element may also be formed on an end of the connecting element guided through the mounting hole and projecting out of the mounting hole. In this case, in the attached state of the locking projection engage behind an edge portion of the mounting hole.
  • the locking element can also be arranged independently of the connecting element in the attached state outside of the mounting arm. In this case, overlaps in the state of attachment of the locking projection of the locking element from the outside an outer edge portion of the mounting arm.
  • the locking element is formed independently of the mounting arm on the support element. The securing part formed as a latching element is therefore spaced from the connecting element via a mounting gap. Through the mounting gap extending in the state of attachment of the mounting arm of the drive motor.
  • the locking element may be designed elastically bendable, so that it is movable during assembly from its locking position and springs back to its locking position for the preparation of the locking connection.
  • the locking element may be formed of an elastically bendable / deformable integral portion of the intermediate wall.
  • the latching element can be designed as an elastic intermediate wall section of the support element delimited by lateral recesses.
  • the securing part can also be formed as a widened securing head.
  • the widened securing head can be provided on a guided through the mounting hole of the mounting arm and projecting from the mounting hole end of the connecting element.
  • a widened securing head can preferably be expanded from the mounting hole end by forming, in particular a hot forming, are widened to the backup head.
  • Figure 1 is a perspective exploded view of a tub with a drive motor to be mounted thereon according to the first embodiment.
  • 2 shows in a further exploded view in a detailed view of the support element of the tub and the mounting arm of the drive motor.
  • the support member and the mounting arm in each case in a pre-assembly state and in a mounting state.
  • FIGS. 6 to 8 are enlarged side sectional views of the third, fourth and fifth embodiments, respectively, showing detail views of the attachment arm attached to the support member.
  • Fig. 1 in an exploded view of a tub 1 a washing machine and a drive motor 3 for driving a rotatably arranged on the tub, not shown here washing drum shown.
  • the drive motor 3 To drive the washing drum, the drive motor 3, the indicated drive shaft with a drive pulley which rotates in a known manner via a belt arranged in the tub washing drum.
  • the illustrated tub 1 is made as a plastic injection molded part with support members 5 formed thereon. At the four support elements 5 shown in FIG. 1 each have a mounting arm 7 of the drive motor 3 can be fastened.
  • the support element 5 according to the first embodiment with associated drive motor mounting arm 7 is shown enlarged.
  • the support member 5 is a hollow profile part with opposite side walls 9, which are integrally and integrally connected to the tub 1.
  • the two side walls 9 of the support element 5 are interconnected via an intermediate wall 11.
  • the stop element 13 of the support member 5 carries as shown in FIG. 2 as a hollow cylindrical shaft with a
  • the hollow cylindrical connecting shaft 15 has an outer diameter which is slightly larger than the diameter of an associated mounting hole 17 of the mounting arm 7 of the drive motor 3. The mounting arm 7 therefore sits after successful assembly in a press fit on the connecting shaft 15th
  • the intermediate wall 11 of the support member 5 is formed slightly curved so that it follows the cylindrical outer periphery of the connecting shaft 15. This results between the intermediate wall 11 and the connecting shaft 15, a mounting gap a, in which a ring segment of the mounting arm 7 is arranged in the fastening state, as shown in FIG.
  • FIGS. 1 to 3 is provided as a securing part 18, a latching element 19 with a latching projection 21.
  • the latching element 19 is formed from an elastically bendable / deformable integral portion of the intermediate wall 11 and spaced by lateral recesses 20 of the remaining partition wall 11.
  • the attachment arms 7 of the drive motor are to be pushed onto the connection element 15 in an arrow direction I with their mounting bore 17.
  • the mounting arm 7 on the connecting shaft 15 of the support member 5 of the mounting arm 7 comes with an outer edge into contact with a contact surface of the locking projection 21, whereby the locking element 19 is elastically bent from its locking position or rest position.
  • the latching element 19 is dimensioned with its latching projection 21 such that only when the attachment arm 7 abuts against the contact element 13 of the support element 5, the latching projection 21 of the latching element 19 an outer edge portion 23 of the mounting arm 7 overlaps, as shown in Fig. 3.
  • the securing of the fastening arm 7 takes place by means of a widened securing head 25, as shown in FIG.
  • the securing head 25 is the securing part 18 in the sense of the invention.
  • the support element 5 shown in FIGS. 4 and 5 is basically identical to the support element 5 of the first embodiment shown in FIGS. 1 to 3. In contrast to the first embodiment, however, the two side walls 9 connecting partition 11 is designed as a closed wall.
  • the length of the connecting shaft 15 is dimensioned such that in the correct position on the support member 5 attached mounting arm 7 of the connecting shaft 15 with its end 27 over a predetermined length b the side facing away from the stop element 13 of the mounting arm 7 surmounted, as it in Fig. 4 is shown.
  • the projecting from the mounting hole 17 end 27 of the connecting shaft 15 is widened.
  • the thus forming securing head 25 engages over the edge portion 29 of the mounting hole 17.
  • the length b of over the mounting hole 17 protruding end 27 of the connecting element 15 is dimensioned such that sufficiently deformable material for forming the securing head 25 is present.
  • the through hole 16 of the connecting shaft 15 can serve to weaken the material of the connecting shaft end 27 in order to simplify hot forming.
  • the following third to fifth embodiments each show modifications of the snap connection according to the first embodiment of FIGS. 1 to 3. With the exception of the features described below, the formation of the support member 5 of the tub 1 and the mounting arm 7 of the drive motor 3 identical to the preceding Be exemplary embodiments.
  • the securing head 18 is not integrally formed integrally and integrally on the support arm 5 but integrally as a latching element 19, which engages with its latching projection 21 in a recess 31 of the connecting element 15.
  • the latching recess 31 may be limited according to the Fig. 6 by two differently inclined locking edges 33 and 35.
  • the latching projection 21 is shown spaced apart from the latching recess 31 for reasons of clarity. In fact, the latching projection 21 can be positively and play-free with the latching recess 31 into engagement.
  • the fastening arm 7 is first pushed onto the connecting element 15 again.
  • the connecting element 15 presses the locking element 19 out of its shown locking position.
  • the locking element 19 springs back into its locking position, in which the locking element 19 with its locking projection 21, the locking edge 33 of the locking recess 31 engages behind.
  • the securing head 18 is designed as a latching element 19 on the end 27 of the connecting element 15 guided through the mounting hole 17 of the fastening arm 7.
  • the latching element 19 is configured here from an elastically bendable / deformable integral portion of the cylinder wall of the connecting element 15 formed as a hollow cylindrical connecting shaft.
  • the latching element 19 can be pressed out of its locking position into the passage 16 of the connection shaft 15 and then spring back again into its locking position. In this locking position, the locking element 19 engages with its locking projection 21, the edge portion 29 of the mounting hole 17th
  • the connecting element 15 is not formed on the support element 5, but on the mounting arm 7 of the drive motor 3 in kinematic reversal to the preceding embodiments.
  • the mounting hole 17 is in contrast provided on the support element 5.
  • the securing member 18 is in turn formed as Rasteiement 19, which is provided at the free end of the connecting element 15.
  • a latching recess 37 is provided here within the mounting hole 17 of the support element 5, in which the latching element 19 is engaged.
  • the latching recess 37 may be positioned in the axial direction of the mounting hole 17 such that a latching engagement of the latching element 19 with the latching recess 37 takes place only when the mounting arm 7 is guided in contact with the stop element 13 of the support element 5.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Detergent Compositions (AREA)
  • Packaging For Recording Disks (AREA)

Abstract

La présente invention concerne une machine à laver comprenant une cuve à lessiver (1) qui présente au moins un élément de support (5) sur lequel peut être fixé un bras de fixation (7) d'un moteur d'entraînement (3) destiné à l'entraînement d'un tambour de lavage monté rotatif dans la cuve à lessiver (1), l'élément de support (5) ou le bras de fixation (7) présentant un élément de liaison (15) qui est guidé à travers un orifice de montage (17) du bras de fixation (7) du moteur d'entraînement (18) ou de l'élément de support (5), et une pièce de maintien (18) servant à maintenir le bras de fixation (7) du moteur d'entraînement (3) sur l'élément de liaison (15). Selon l'invention, la pièce de maintien (18) est solidaire de et forme une seule pièce avec l'élément de support (5) et/ou l'élément de liaison (15) et/ou le bras de fixation (7).
PCT/EP2008/062374 2007-09-28 2008-09-17 Machine à laver WO2009043721A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP08804324A EP2193232A1 (fr) 2007-09-28 2008-09-17 Machine à laver
CN2008801089246A CN101809219B (zh) 2007-09-28 2008-09-17 洗涤机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ESP200702628 2007-09-28
ES200702628A ES2336871B1 (es) 2007-09-28 2007-09-28 Lavadora.

Publications (1)

Publication Number Publication Date
WO2009043721A1 true WO2009043721A1 (fr) 2009-04-09

Family

ID=40084309

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/062374 WO2009043721A1 (fr) 2007-09-28 2008-09-17 Machine à laver

Country Status (4)

Country Link
EP (1) EP2193232A1 (fr)
CN (1) CN101809219B (fr)
ES (1) ES2336871B1 (fr)
WO (1) WO2009043721A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2309050A1 (fr) * 2009-10-01 2011-04-13 BSH Bosch und Siemens Hausgeräte GmbH Lave-linge doté d'un bac à lessive et d'un moteur d'entraînement

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2430948B1 (es) * 2012-05-22 2014-09-10 Bsh Electrodomésticos España, S.A. Aparato electrodoméstico con sistema de fijación de motor
CN104928888A (zh) * 2015-06-28 2015-09-23 惠而浦（中国）股份有限公司 滚筒洗衣机用皮带驱动电机的固定托架

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7738479U1 (fr) * 1900-01-01 Bosch-Siemens Hausgeraete Gmbh, 7000 Stuttgart
EP0937807A1 (fr) * 1998-02-19 1999-08-25 Balay S.A. Dispositif pour fixer le moteur à la cuve d'une machine à laver
ES2162530A1 (es) * 1998-05-22 2001-12-16 Balay Sa Sistema de sujecion del motor de lavadoras a la cuba.
DE102006027440B3 (de) * 2006-06-12 2007-05-31 Miele & Cie. Kg Vorrichtung zum Befestigen eines Motors an einem Laugenbehälter einer Waschmaschine
DE102005060362A1 (de) * 2005-12-16 2007-06-21 BSH Bosch und Siemens Hausgeräte GmbH Befestigungsvorrichtung für einen Motor in einem Haushaltgerät

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2135229B1 (fr) * 1971-05-03 1974-08-30 Siemens Ag
CN1508331A (zh) * 2002-12-17 2004-06-30 乐金电子(天津)电器有限公司 具有电机支架与洗涤槽一体形成结构的滚筒洗衣机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7738479U1 (fr) * 1900-01-01 Bosch-Siemens Hausgeraete Gmbh, 7000 Stuttgart
EP0937807A1 (fr) * 1998-02-19 1999-08-25 Balay S.A. Dispositif pour fixer le moteur à la cuve d'une machine à laver
ES2162530A1 (es) * 1998-05-22 2001-12-16 Balay Sa Sistema de sujecion del motor de lavadoras a la cuba.
DE102005060362A1 (de) * 2005-12-16 2007-06-21 BSH Bosch und Siemens Hausgeräte GmbH Befestigungsvorrichtung für einen Motor in einem Haushaltgerät
DE102006027440B3 (de) * 2006-06-12 2007-05-31 Miele & Cie. Kg Vorrichtung zum Befestigen eines Motors an einem Laugenbehälter einer Waschmaschine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2193232A1 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2309050A1 (fr) * 2009-10-01 2011-04-13 BSH Bosch und Siemens Hausgeräte GmbH Lave-linge doté d'un bac à lessive et d'un moteur d'entraînement

Also Published As

Publication number Publication date
ES2336871A1 (es) 2010-04-16
CN101809219A (zh) 2010-08-18
CN101809219B (zh) 2012-03-28
EP2193232A1 (fr) 2010-06-09
ES2336871B1 (es) 2011-02-16

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