EP2383382B1 - Halter und Waschmaschine mit einem solchen - Google Patents

Halter und Waschmaschine mit einem solchen Download PDF

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Publication number
EP2383382B1
EP2383382B1 EP11163984.5A EP11163984A EP2383382B1 EP 2383382 B1 EP2383382 B1 EP 2383382B1 EP 11163984 A EP11163984 A EP 11163984A EP 2383382 B1 EP2383382 B1 EP 2383382B1
Authority
EP
European Patent Office
Prior art keywords
tub
circulation hose
washing machine
hose
circulation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP11163984.5A
Other languages
English (en)
French (fr)
Other versions
EP2383382A2 (de
EP2383382A3 (de
Inventor
Tae Sung Gweon
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Priority to EP15185732.3A priority Critical patent/EP2985383B1/de
Publication of EP2383382A2 publication Critical patent/EP2383382A2/de
Publication of EP2383382A3 publication Critical patent/EP2383382A3/de
Application granted granted Critical
Publication of EP2383382B1 publication Critical patent/EP2383382B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • D06F21/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement 
    • 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
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
    • 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
    • D06F37/265—Counterweights mounted to the tub; Mountings therefor
    • 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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • 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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/088—Liquid supply arrangements

Definitions

  • Embodiments relate to a holder to fix a variety of hoses used in a washing machine and a washing machine having the same.
  • a washing machine is designed to wash clothes using electric power.
  • the washing machine generally includes a cabinet defining an outer appearance of the washing machine, a tub placed in the cabinet to store wash water therein, a drum rotatably placed in the tub, and a motor to rotate the drum.
  • Hoses to discharge or circulate wash water or air are used in the washing machine. These hoses are bundled and fixed to the cabinet by use of, e.g., a hose fixing device provided at the cabinet.
  • JP 2006 239 141 A discloses a drum-type washing machine comprising the features of the preamble of claim 1.
  • KR 2007 0039005 A discloses a washing machine with a cabinet and a tub placed in the cabinet. A circulation pump is also disclosed.
  • JP 2008 048 8805 A discloses a washing machine with an exhaust hose. This is fixed to the outside of the tub by corresponding holders.
  • KR 2004 004 6909 A discloses a washing machine with a drain hose installation structure.
  • the drain hose is attached to the outer surface of a corresponding housing and not directly to a washing tub which is placed within the corresponding housing.
  • FIG. 1 is a perspective view illustrating an outer appearance of a drum washing machine using a holder according to an exemplary embodiment
  • FIG. 2 is a perspective view illustrating the interior of the drum washing machine illustrated in FIG. 1 in the case where air moves in a circulation hose
  • FIG. 3 is a perspective view illustrating the interior of the drum washing machine illustrated in FIG. 1 in the case where wash water moves in the circulation hose.
  • the drum washing machine 10 includes a cabinet 30 defining an outer appearance of the washing machine 10, a tub 40 placed in the cabinet 30, a drum 50 rotatably placed in the tub 40, and a motor (not shown) to drive the drum 50.
  • the cabinet 30 has an opening (not shown) perforated in a front surface thereof such that laundry is put into the drum 50 through the opening.
  • a door 20 is coupled to the front surface of the cabinet 30 to open or close the opening (not shown).
  • the tub 40 has a plurality of fastening bosses 45 protruding from a front surface thereof. These fastening bosses 45 are used for fastening with a pressure member (500 or 600, see FIGS. 9 to 11 ).
  • a circulation pump 70 is arranged beneath the tub 40.
  • the circulation pump 70 serves to pump wash water directed from a water supply hose 80 connected to the tub 40, to return the wash water into the tub 40 through a connection hose 90 (see FIG. 2 ) or through a circulation hose 60 (see FIG. 3 ).
  • the circulation hose 60 illustrated in FIG. 2 serves to provide the wash water to be returned into the tub 40 through the connection hose 90 with air.
  • One end of the circulation hose 60 is connected to a connection pipe 75 and the other end of the circulation hose 60 is connected to the tub 40.
  • Air present in the tub 40 moves to a lower end of the tub 40 through the circulation hose 60 to thereby be introduced into the connection pipe 75. Then, the air introduced into the connection pipe 75 is mixed with the wash water moving in the connection hose 90, thereby being introduced into the tub 40.
  • the circulation hose 60 illustrated in FIG. 3 is directly connected to the pump 70 and serves to supply wash water into the tub 40.
  • FIG. 3 illustrates a diaphragm 25 as having an injection hole by way of example, the injection hole may be formed in the tub 40.
  • the above described circulation of wash water may allow detergent to be uniformly distributed in the wash water, thus enhancing the washing ability of the drum washing machine 1 and reducing the amount of wash water used during washing.
  • the above described circulation hose 60 is fixed to a position of the tub 40 by use of a holder 100, 200, 300 or 400, so as to be kept stationary without movement during rotation of the drum 50.
  • circulation hose 60 is made of synthetic rubber, polyurethane, etc., and thus, may be deformed to have various shapes.
  • the circulation hose 60 may have substantially no change in cross sectional shape thereof, thus having no effect on movement of air or wash water passing therethrough.
  • FIGS. 2 and 3 illustrate different arrangements of the circulation hose 60 for convenience in description of functions of the circulation hose 60, note that the holder 100, 200, 300 or 400 and the pressure member 500 or 600 applied to the circulation hose 60 of FIG. 2 is equally applicable even to the circulation hose 60 of FIG. 3 .
  • FIG. 4 is an enlarged perspective view of the portion 'A' of FIG. 2
  • FIG. 5 is a perspective view illustrating a coupling relation between the circulation hose of FIG. 4 and a holder according to one embodiment.
  • the holder 100 includes at least one fixing protrusion 110, a guide rib 120 and a hook 180.
  • the fixing protrusion 110 has an approximately annular rod shape, and is configured to protrude from the front surface of the tub 40 by a predetermined length.
  • the guide rib 120 has an approximately U-shaped form to surround the fixing protrusion 110 and is configured to protrude from the front surface of the tub 40 by a predetermined length.
  • the guide rib 120 serves to prevent the hook 180 from pivoting about the fixing protrusion 110.
  • fixing protrusion 110 and the guide rib 120 may be integrally formed with the tub 40 during injection molding of the tub 40, these components may be separately prefabricated and be mounted to the tub 40.
  • the hook 180 is coupled to the fixing protrusion 110 and includes a coupling plate 130 and a coupling loop 140.
  • the coupling plate 130 has a smaller width than an inner width of the guide rib 120 so as to be seated inside the guide rib 120.
  • a coupling boss 150 protrudes from one surface of the coupling plate 130, and a coupling hole 160 penetrates the center of the coupling boss 150.
  • the coupling hole 160 perforated in the coupling boss 150 is provided for insertion of the fixing protrusion 110.
  • the other surface of the coupling plate 130 at an opposite side of the coupling boss 150 functions to come into contact with the front surface of the tub 40.
  • the coupling loop 140 extends from one end of the coupling plate 130 and has an annular shape to surround an outer peripheral surface of the circulation hose 60.
  • the annular coupling loop 140 may be partially opened such that the circulation hose 60 is pushed into the coupling loop 140 so as to be fitted to an inner peripheral surface of the coupling loop 140.
  • the shape of the coupling loop 140 may be changed to correspond to a shape of the circulation hose 60, to allow the circulation hose 60 to be fitted to the inner peripheral surface of the coupling loop 140.
  • FIG. 6 is a perspective view illustrating a coupling relation between the circulation hose and a holder according to another embodiment.
  • the holder 200 includes a plurality of fixing protrusions 210.
  • the plurality of fixing protrusions 210 protrudes from the front surface of the tub 40 by a predetermined length, and is curved by a predetermined curvature such that distal ends 220 of the fixing protrusions 210 face each other.
  • the plurality of fixing protrusions 210 is arranged with a predetermined gap therebetween such that the circulation hose 60 is seated between the plurality of fixing protrusions 210.
  • the gap between the fixing protrusions 210 may be approximately similar to a diameter of the circulation hose 60.
  • the gap between the fixing protrusions 210 is reduced at the distal ends 220 of the fixing protrusions 210.
  • the plurality of fixing protrusions 210 may be made of, e.g., plastics to realize elastic deformation and constant restoration thereof.
  • the plurality of fixing protrusions 210 may be integrally formed with the tub 40 during injection molding of the tub 40, the fixing protrusions 210 may be separately prefabricated and be mounted to the tub 40.
  • FIG. 7 is a perspective view illustrating a coupling relation between the circulation hose and a holder according to another embodiment
  • FIG. 8 is a perspective view illustrating a coupling relation between the circulation hose and a holder according to a further embodiment.
  • the holder 300 includes at least one fixing protrusion 310, a seating recess 320 in which the circulation hose 60 is seated, and a fixing plate 380.
  • the fixing protrusion 310 has an approximately annular rod shape and protrudes from the front surface of the tub 40 by a predetermined distance.
  • the fixing protrusion 310 is formed at a distal end thereof with an expanded anti-separation portion 315, to prevent the fixing plate 380 from being separated from the fixing protrusion 310.
  • the expanded anti-separation portion 315 is tapered away from the front surface of the tub 40 to assure easy coupling between the fixing plate 380 and the fixing protrusion 310.
  • the seating recess 320 is indented in the front surface of the tub 40 such that the circulation hose 60 is seated on the tub 40.
  • the seating recess 320 may be configured to surround a predetermined area of the outer peripheral surface of the circulation hose 60. If the circulation hose 60 does not have a circular shape, the seating recess 320 may have a shape corresponding to the shape of the circulation hose 60.
  • the fixing plate 380 includes a first close-contact portion 340, a second close-contact portion 350 and a fastening hole 360.
  • the first close-contact portion 340 has a size similar to the diameter of the circulation hose 60 and is curved to surround the predetermined area of the outer peripheral surface of the circulation hose 60.
  • the second close-contact portion 350 extends from either end of the first close-contact portion 340 to have a predetermined angle with respect to the first close-contact portion 340.
  • the fastening hole 360 is perforated in the second close-contact portion 350 and is used for fastening with the fixing protrusion 310.
  • one surface of the second close-contact portion 350 may come into close contact with the front surface of the tub 40.
  • the fastening hole 360 perforated in the second close-contact portion 350 has a diameter similar to a diameter of the fixing protrusion 310, such that the fixing protrusion 310 is fastened through the fastening hole 360.
  • the fixing plate 380 is coupled to the tub 40 by fastening the fixing protrusion 310 through the fastening hole 360 in a state in which the circulation hose 60 is seated in the seating recess 320, an inner surface of the first close-contact portion 340 of the fixing plate 380 acts to push the circulation hose 60 toward the tub 40, allowing the circulation hose 60 to come into close contact with the seating recess 320 indented in the tub 40. In this way, fixing of the circulation hose 60 is accomplished.
  • the holder 400 includes at least one fixing protrusion 410 and a fixing plate 480.
  • the holder 400 does not adopt the seating recess 320 of the holder 300, and fixes the circulation hose 60 to the front surface of the tub 40 by use of only the fixing plate 480.
  • the shapes and operations of the fixing protrusion 410 and the fixing plate 480 are substantially identical to those of the fixing protrusion 310 and the fixing plate 380 of the thirdly described embodiment, and thus, description thereof will be omitted herein.
  • FIG. 9 is a perspective view illustrating the interior of the drum washing machine, in a state in which the pressure member is coupled to the tub to which the holder has been mounted
  • FIG. 10 is a sectional view taken along the line I-I of FIG. 9 in the case where the holder of the firstly described embodiment is used.
  • the pressure member 500 may be coupled to the front surface of the tub 40.
  • the pressure member 500 is fastened with the fastening bosses 45 protruding from the front surface of the tub 40, thereby being fixed to the tub 40.
  • the pressure member 500 includes an accommodation portion 510 and a pressure plane 520 provided at the accommodation portion 510.
  • the accommodation portion 510 takes the form of a recess having an open side such that the coupling loop 140 of the hook 180 and a part of or the entire circulation hose 60 fitted to the inner peripheral surface of the coupling loop 140 may be received in the accommodation portion 510.
  • the pressure plane 520 comes into contact with a part of the coupling loop 140 and acts to press the hook 180 and the circulation hose 60 toward the front surface or lateral surface of the tub 40.
  • the pressure member 500 is coupled to the tub 40 to cover the holder 100 and serves to prevent the hook 180 and the circulation hose 60 coupled to the hook 180 from moving forward or rearward due to rotational vibration of the drum 50.
  • the pressure member 500 coupled to the tub 40 may also serve as a weight-balance.
  • laundry received in the drum 50 may be concentrated on one side of the drum 50, thus causing eccentric rotation of the drum 50 because the drum 50 is made of a thin metal panel and has a light weight.
  • the weight-balance is coupled to the tub 40 connected with the drum 50, to increase the weight of the drum 50.
  • the pressure member 500 contains a material (e.g., cement) having an appropriate weight and thus, may serve as a weight-balance to be coupled to the tub 40.
  • a material e.g., cement
  • FIG. 11 is a sectional view taken along the line I-I of FIG. 9 in the case where the pressure member is used instead of the fixing plate.
  • the holder 300 of the thirdly described embodiment includes the at least one fixing protrusion 310, the seating recess 320 in which the circulation hose 60 is seated, and the fixing plate 380.
  • the pressure member 600 is coupled to the tub 40 to fix the circulation hose 60.
  • a pressure plane 620 of the pressure member 600 presses the circulation hose 60, causing the circulation hose 60 to come into close contact with the tub 40 and consequently, preventing movement of the circulation hose 60.
  • the pressure member 600 contains a material (e.g., cement) having an appropriate weight and thus, may serve as a weight-balance to be coupled to the tub 40.
  • a material e.g., cement
  • FIG. 12 is an enlarged perspective view of the portion 'B' of FIG. 2 .
  • the tub 40 is provided at a lateral surface thereof with a protruding rib 700.
  • the protruding rib 700 protrudes from the lateral surface of the tub 40 by a predetermined length, and includes a supporting plane 710.
  • the supporting plane 710 is provided at a surface of the protruding rib 700, and in particular, serves to support a specific region of the circulation hose 60 that is bent rapidly in the course of being connected to the tub 40, thereby allowing the circulation hose 60 to be naturally connected to the tub 40.
  • the protruding rib 700 may be integrally formed with the tub 40 during injection molding of the tub 40, the protruding rib 700 may be separately prefabricated and be mounted to the tub 40.
  • the tub 40 consists of a front tub 42 and a rear tub 44 (see FIG. 2 or 3 ).
  • the front tub 42 and the rear tub 44 are individually formed by injection molding.
  • the circulation hose 60 is coupled to the front tub 42 via the diaphragm 25, a hose-drawer (not shown) and the holder 100, 200, 300 or 400 according to the embodiments of the present invention, the front tub 42 is assembled with the rear tub 44 via screws, to complete the tub 40.
  • the circulation hose 60 may be coupled to the front tub 42 via the holder 100, 200, 300 or 400 after the front tub 42 and the rear tub 44 are assembled with each other.
  • the circulation hose 60 may be directly fixed to the tub 40. Accordingly, a process of coupling the circulation hose 60 to the tub 40 may be included in the process of assembling the tub 40.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Claims (6)

  1. Waschmaschine (10), welche aufweist:
    ein Gehäuse (30), welches ein äußeres Erscheinungsbild der Waschmaschine bestimmt;
    einen Bottich (40), der in dem Gehäuse angeordnet ist;
    eine Zirkulationspumpe (70), die unterhalb des Bottichs angeordnet ist,
    eine Trommel (50), die drehbar in dem Bottich (40) angeordnet ist;
    einen Zirkulationsschlauch (60), der mit der Zirkulationspumpe (70) verbunden ist und der Zufuhr von Waschwasser in den Bottich (4) dient, welches durch die Zirkulationspumpe gepumpt wird;
    einen Halter, der an einer Stelle des Bottichs (40) zur Befestigung des Zirkulationsschlauches (60) vorgesehen ist, wobei der Halter wenigstens einen Fixiervorsprung (110, 210, 310, 410) aufweist, der von einer Vorderseite des Bottichs (40) vorsteht und einteilig mit dem Bottich zum Abstützen des Zirkulationsschlauches (60) gebildet ist,
    gekennzeichnet durch
    ein Ausgleichsgewicht (500, 600), welches an der Vorderseite des Bottichs angekoppelt ist und eine exzentrische Rotation der Trommel verhindert, wobei wenigstens ein Abschnitt des Zirkulationsschlauches zwischen Ausgleichsgewicht und Vorderseite des Bot tichs angeordnet ist.
  2. Waschmaschine nach Anspruch 1, wobei ein Paar von Fixiervorsprüngen (240) zum Abstützen des Zirkulationsschlauches (60) von seinen gegenüberliegenden Seiten vorgesehen ist, wobei das Paar von Fixiervorsprüngen (110) einem vorbestimmten Spalt zwischen diesen angeordnet ist.
  3. Waschmaschine nach Anspruch 1, wobei die Trommel (40) wenigstens eine vorstehende Rippe (700) an einer Seitenfläche aufweist und die wenigstens eine vorstehende Rippe eine Stützfläche (710) zum Abstützen des Zirkulationsschlauches aufweist.
  4. Waschmaschine nach Anspruch 2, wobei der Spalt zwischen den Fixiervorsprüngen (210) ungefähr gleich einem Durchmesser des Zirkulationsschlauches ist.
  5. Waschmaschine nach Anspruch 4, wobei die Fixiervorsprünge gekrümmt verlaufen, um einander gegenüber zu liegen, und der Spalt zwischen den Fixiervorsprüngen (210) an ihren entfernten Enden (220) reduziert ist.
  6. Waschmaschine nach Anspruch 5, wobei die Fixiervorsprünge (210) aus einem elastischen Material hergestellt sind.
EP11163984.5A 2010-04-28 2011-04-28 Halter und Waschmaschine mit einem solchen Active EP2383382B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15185732.3A EP2985383B1 (de) 2010-04-28 2011-04-28 Halter und waschmaschine damit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100039674A KR101756676B1 (ko) 2010-04-28 2010-04-28 가이드부재 및 이를 가지는 세탁기

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP15185732.3A Division-Into EP2985383B1 (de) 2010-04-28 2011-04-28 Halter und waschmaschine damit
EP15185732.3A Division EP2985383B1 (de) 2010-04-28 2011-04-28 Halter und waschmaschine damit

Publications (3)

Publication Number Publication Date
EP2383382A2 EP2383382A2 (de) 2011-11-02
EP2383382A3 EP2383382A3 (de) 2012-08-08
EP2383382B1 true EP2383382B1 (de) 2017-08-23

Family

ID=44558226

Family Applications (2)

Application Number Title Priority Date Filing Date
EP15185732.3A Active EP2985383B1 (de) 2010-04-28 2011-04-28 Halter und waschmaschine damit
EP11163984.5A Active EP2383382B1 (de) 2010-04-28 2011-04-28 Halter und Waschmaschine mit einem solchen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP15185732.3A Active EP2985383B1 (de) 2010-04-28 2011-04-28 Halter und waschmaschine damit

Country Status (4)

Country Link
US (2) US20110265525A1 (de)
EP (2) EP2985383B1 (de)
KR (1) KR101756676B1 (de)
CN (2) CN104372562B (de)

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US20150082838A1 (en) 2015-03-26
EP2383382A2 (de) 2011-11-02
CN102234897A (zh) 2011-11-09
CN104372562A (zh) 2015-02-25
KR20110120134A (ko) 2011-11-03
KR101756676B1 (ko) 2017-07-11
CN102234897B (zh) 2015-07-15
EP2985383B1 (de) 2018-06-06
US20110265525A1 (en) 2011-11-03
EP2985383A1 (de) 2016-02-17
EP2383382A3 (de) 2012-08-08
CN104372562B (zh) 2017-03-29

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