EP3187649B1 - Sprühvorrichtung für waschmaschine und trommelwaschmaschine damit - Google Patents

Sprühvorrichtung für waschmaschine und trommelwaschmaschine damit Download PDF

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Publication number
EP3187649B1
EP3187649B1 EP14900502.7A EP14900502A EP3187649B1 EP 3187649 B1 EP3187649 B1 EP 3187649B1 EP 14900502 A EP14900502 A EP 14900502A EP 3187649 B1 EP3187649 B1 EP 3187649B1
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EP
European Patent Office
Prior art keywords
water
water circulating
guide surface
tapered
sprinkling device
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
EP14900502.7A
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English (en)
French (fr)
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EP3187649A4 (de
EP3187649A1 (de
Inventor
Meng ZUO
Wei Hu
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.)
Wuxi Little Swan Electric Co Ltd
Original Assignee
Wuxi Little Swan Electric 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
Priority claimed from CN201410433180.2A external-priority patent/CN105369566B/zh
Priority claimed from CN201420493110.1U external-priority patent/CN204112117U/zh
Application filed by Wuxi Little Swan Electric Co Ltd filed Critical Wuxi Little Swan Electric Co Ltd
Publication of EP3187649A1 publication Critical patent/EP3187649A1/de
Publication of EP3187649A4 publication Critical patent/EP3187649A4/de
Application granted granted Critical
Publication of EP3187649B1 publication Critical patent/EP3187649B1/de
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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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/088—Liquid supply arrangements
    • 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
    • A47L15/4278—Nozzles

Definitions

  • the present disclosure relates to a technical field of manufacturing washing machines, and more particularly, to a sprinkling device for a washing machine and a front-loading washing machine having the same.
  • CN203782434U discloses a water outlet head.
  • the water outlet head comprises a spray pipe and a spray head for enlarging the spray area, wherein the spray head is fixedly connected to a water outlet of the spray pipe, the surface of the spray head facing the water outlet is a water guide surface, a clearance is arranged between the water guide surface and the water outlet, and the projection of the water outlet on the water guide surface is located in the water guide surface.
  • the utility model further provides a washing machine.
  • US20080000098A1 discloses a drying machine.
  • the drying machine includes a selectively rotatable drum receiving an object to be dried, a steam supply member having one side connected to a steam generator and the other side connected to the drum, and a swirler installed in the steam supply member at a predetermined position for swirling steam flowing through the steam supply member.
  • a method for controlling the drying machine includes heating a drum, supplying steam generated in a steam generator into the drum, and supplying hot air into the drum.
  • the drying machine having the above described configuration can efficiently eliminate creases of clothes.
  • one objective of the present disclosure is to provide a sprinkling device for a washing machine, which has advantages of enhancing a utilization rate of a detergent, decreasing washing time and improving a washing effect.
  • Another objective of the present disclosure is to provide a front-loading washing machine having the sprinkling device.
  • the sprinkling device includes: a water circulating member, internally provided with a water circulating passage, in which an upper end face of the water circulating member is provided with a water inlet in communication with the water circulating passage, and a lower end face of the water circulating member is provided with a water outlet in communication with the water circulating passage; a water guide member, disposed below the water circulating member, and having a tapered water guide surface opposite the water outlet; and a plurality of shunting members connected equidistantly along a circumferential direction of the tapered water guide surface, in which lower ends of the plurality of shunting members are connected to the tapered water guide surface and located between an apex and an outer circumference of the tapered water guide surface; upper ends of the plurality of shunting members are connected with the water circulating member respectively; in which a lower end of the water
  • the sprinkling device for the sprinkling device according to embodiments of the present disclosure, by providing the water guide member having the tapered water guide surface, and the plurality of shunting members, it is possible to sprinkle uniformly in the form of a 360-degree sheet shape. Compared with the sprinkling device in the related art, the sprinkling device according to embodiments of the present disclosure has a better sprinkling effect. Therefore, a door body and a door seal of the washing machine and clothes therein may be washed simultaneously, such that a detergent is fully dissolved, foam residue is reduced, and a washing effect is improved while decreasing the washing time of the clothes.
  • the sprinkling device according to embodiments of the present disclosure may further have the following additional technical features.
  • the tapered water guide surface is configured as a conical surface, and a cross section of the shunting member extends along a radial direction of the tapered water guide surface.
  • three shunting members are provided.
  • the water circulating passage is configured as a cylindrical passage, and the water inlet is communicated with an upper end of the water circulating passage while the water outlet is communicated with a lower end of the water circulating passage.
  • the water in the water circulating passage of the water circulating member may flow more smoothly.
  • a central axis of the water circulating passage coincides with a central axis of the tapered water guide surface.
  • the water circulating passage has a diameter of 6 to 9 mm, and a distance between the apex of the tapered water guide surface and the lower end face of the water circulating member is 3 to 5 mm.
  • a taper angle of the tapered water guide surface ranges from 120° to 130°, and a distance between the lower end of each shunting member and the outer circumference of the tapered water guide surface is 1.5 to 2.5 mm.
  • a front-loading washing machine is provided according to embodiments of a second aspect of the present disclosure.
  • the front-loading washing machine includes: a cabinet, provided with a clothes access port; an inner tub, disposed in the cabinet; a door seal, disposed to the cabinet and surrounding the clothes access port; a door body, disposed to the cabinet to open or close the clothes access port; and at least one sprinkling device, configured as a sprinkling device for a washing machine according to embodiments of the first aspect of the present disclosure, and disposed to the door seal and located in the cabinet.
  • the front-loading washing machine has advantages of a high detergent utilization rate, short washing time and a better washing effect.
  • three sprinkling devices are arranged evenly in a circumferential direction of the door seal. Therefore, the water flow out of the three sprinkling devices may be sprinkled uniformly in the 360 degrees.
  • sprinkling device 1 for washing machine water circulating member 10, water inlet 11, water outlet 12, connecting ring 13, water guide member 20, tapered water guide surface 21, shunting member 30.
  • a sprinkling device 1 for a washing machine according to embodiments of the present disclosure will be described below with reference to drawings.
  • the sprinkling device 1 includes a water circulating member 10, a water guide member 20 and a plurality of shunting members 30.
  • the water circulating member 10 internally has a water circulating passage; an upper end face of the water circulating member 10 is provided with a water inlet 11 in communication with the water circulating passage, and a lower end face of the water circulating member is provided with the water inlet 11 in communication with the water circulating passage (an up-and-down direction as indicated by arrow A in Fig. 1 ).
  • the water guide member 20 is disposed below the water circulating member 10; an upper surface of the water guide member 20 is configured as a tapered water guide surface 21 opposite to the water outlet 12; and the tapered water guide surface 21 is a tapered surface projecting in a direction towards the water outlet 12.
  • Lower ends of the plurality of shunting members 30 are connected to the tapered water guide surface 21 equidistantly along a circumferential direction of the tapered water guide surface 21, and upper ends of the plurality of shunting members 30 are connected with the water circulating member 10 respectively, so as to connect the water circulating member 10 with the water guide member 20.
  • the lower ends of the plurality of shunting members 30 are located between an apex and an outer circumference of the tapered water guide surface 21. In other words, in a radial direction of the tapered water guide surface 21, the lower ends of the plurality of shunting members 30 have a predetermined distance from the apex and the outer circumference of the tapered water guide surface 21 respectively.
  • FIG. 3 (broken lines in Fig. 3 indicating a flow direction of a water flow), the water flow enters the water circulating passage of the water circulating member 10 through the water inlet 11 of the water circulating member 10, and flows out of the water outlet 12 along the water circulating passage.
  • the water flow out of the water outlet 12 is impinged at the apex of the tapered water guide surface 2; the water flow presents a sheet shape after passing by the apex of the tapered water guide surface 21, and then is scattered out in a number of directions by encountering with the plurality of shunting members 30; the water flow scattered in a number of directions converges again when passing by the outer circumference of the tapered water guide surface 21; finally forming the water flow sprinkled uniformly in a 360-degree sheet shape.
  • the sprinkling device 1 for the sprinkling device 1 according to embodiments of the present disclosure, by providing the water guide member 20 having the tapered water guide surface 21, and the plurality of shunting members 30, it is possible to sprinkle uniformly in the form of the 360-degree sheet shape.
  • the sprinkling device 1 according to embodiments of the present disclosure has a better sprinkling effect. Therefore, a door body and a door seal of the washing machine and clothes therein may be washed simultaneously, such that a detergent is fully dissolved, foam residue is reduced, and a washing effect is improved while decreasing the washing time of the clothes.
  • the sprinkling device 1 according to embodiments of the present disclosure has advantages of enhancing a utilization rate of the detergent, reducing the washing time and improving the washing effect.
  • the sprinkling device 1 according to specific embodiments of the present disclosure will be described below with reference to the drawings.
  • the sprinkling device 1 includes the water circulating member 10, the water guide member 20 and three shunting members 30.
  • a lower surface of the water guide member 20 is circular, and the tapered water guide surface 21 is a conical surface.
  • a cross section of the shunting member 30 extends along the radial direction of the tapered water guide surface 21, and connection lines, between two adjacent shunting members 30 and the apex of the tapered water guide surface 21, form an included angle of 120 degrees.
  • the water circulating member 10 is configured as a substantially cylindrical shape; the water circulating passage is configured as a cylindrical passage; the water inlet 11 is communicated with an upper end of the water circulating passage while the water outlet 12 is communicated with a lower end of the water circulating passage; a central axis of the water circulating passage coincides with a central axis of the tapered water guide surface 21. Therefore, the water flow may be more smooth within the water circulating passage of the water circulating member 10, and it may be ensured that the water flow out of the water outlet 12 is accurately impinged at the apex of the tapered water guide surface 21, thus further improving the sprinkling effect of the sprinkling device 1.
  • the water circulating passage has a diameter of 6 to 9 mm; a distance A between the apex of the tapered water guide surface 21 and the lower end face of the water circulating member 10 is 3 to 5 mm; a taper angle B of the tapered water guide surface 21 ranges from 120° to 130°; a distance C between the lower end of the shunting member 30 and the outer circumference of the tapered water guide surface 21 is 1.5 to 2.5 mm. Therefore, it is possible to ensure the sprinkling effect of the sprinkling device 1, and reduce a volume of the sprinkling device 1 to facilitate installation of the sprinkling device 1 within the washing machine.
  • a lower end of the water circulating member 10 is provided with a connecting ring 13 extending along a circumferential direction of an outer circumferential surface of the water circulating member 10, and the upper ends of the plurality of shunting members 30 are connected to a lower surface of the connecting ring 13 equidistantly along a circumferential direction of the connecting ring 13, so as to facilitate connection between the shunting members 30 and the water circulating member 10 without affecting the shunting effect.
  • the water circulating member 10, the connecting ring 13, the water guide member 20 and the plurality of shunting members 30 are formed integrally, which can not only enhance an overall structural strength of the sprinkling device 1, but also simplify a production process of the sprinkling device 1 to decrease a production cost of the sprinkling device 1.
  • a front-loading washing machine according to embodiments of the present disclosure will be described below.
  • the front-loading washing machine includes a cabinet (not shown), an inner tub (not shown), a door seal (not shown), a door body (not shown) and at least one sprinkling device.
  • the cabinet is provided with a clothes access port.
  • the inner tub is disposed in the cabinet.
  • the door seal is disposed to the cabinet and surrounds the clothes access port.
  • the door body is disposed to the cabinet to open or close the clothes access port.
  • the sprinkling device is configured as the sprinkling device 1 according to the above embodiments, and the sprinkling device 1 is disposed to the door seal and located within the cabinet.
  • the front-loading washing machine has advantages of a high detergent utilization rate, short washing time and a better washing effect.
  • three sprinkling devices 1 are arranged evenly in a circumferential direction of the door seal. Therefore, the water flow out of the three sprinkling devices 1 may be sprinkled uniformly in the 360 degrees.
  • the number of the sprinkling device 1 in the front-loading washing machine may be set to more than one depending on actual applications and requirements, and the sprinkling device 1 may also be applied to other types of washing machines, for example, a pulsator-type washing machine.
  • first and second are used herein for purposes of description and are not intended to indicate or imply relative importance or significance or to imply the number of indicated technical features.
  • the feature defined with “first” and “second” may comprise one or more of this feature.
  • a plurality of' means two or more than two, unless specified otherwise.
  • the terms “mounted,” “connected,” “coupled,” “fixed” and the like are used broadly, and may be, for example, fixed connections, detachable connections, or integral connections; may also be mechanical or electrical connections; may also be direct connections or indirect connections via intervening structures; may also be inner communications of two elements, which can be understood by those skilled in the art according to specific situations.
  • a structure in which a first feature is "on" or “below” a second feature may include an embodiment in which the first feature is in direct contact with the second feature, and may also include an embodiment in which the first feature and the second feature are not in direct contact with each other, but are contacted via an additional feature formed therebetween.
  • a first feature "on,” “above,” or “on top of' a second feature may include an embodiment in which the first feature is right or obliquely “on,” “above,” or “on top of' the second feature, or just means that the first feature is at a height higher than that of the second feature; while a first feature "below,” “under,” or “on bottom of' a second feature may include an embodiment in which the first feature is right or obliquely “below,” “under,” or “on bottom of' the second feature, or just means that the first feature is at a height lower than that of the second feature.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Claims (9)

  1. Sprühvorrichtung (1) für eine Waschmaschine, die Folgendes umfasst:
    ein Wasserumwälzelement (10), das intern mit einem Wasserumwälzdurchgang versehen ist, wobei eine obere Stirnfläche des Wasserumwälzelements (10) mit einem Wassereinlass (11) in Verbindung mit dem Wasserumwälzdurchgang versehen ist und eine untere Stirnfläche des Wasserumwälzelements (10) mit einem Wasserauslass (12) in Verbindung mit dem Wasserumwälzdurchang versehen ist;
    ein Wasserleitelement (20), das unter dem Wasserumwälzelement (10) angeordnet ist und eine verjüngte Wasserleitfläche (21) gegenüber von dem Wasserauslass (12) aufweist; und
    eine Vielzahl von Umleitungselementen (30), die äquidistant entlang einer Umfangsrichtung der verjüngten Wasserleitfläche (21) verbunden sind,
    dadurch gekennzeichnet, dass untere Enden der Vielzahl von Umleitungselementen (30) mit der verjüngten Wasserleitfläche (21) verbunden sind und sich zwischen einer Spitze und einem Außenumfang der verjüngten Wasserleitfläche (21) befinden; wobei obere Enden der Vielzahl von Umleitungselementen (30) jeweils mit dem Wasserumwälzelement (10) verbunden sind,
    wobei ein unteres Ende des Wasserumwälzelements (10) mit einem Verbindungsring (13) versehen ist, der sich entlang einer Umfangsrichtung einer äußeren Umfangsoberfläche des Wasserumwälzelements (10) erstreckt, und das obere Ende des Umleitungselements (30) mit dem Verbindungsring (13) verbunden ist,
    wobei das Wasserumwälzelement (10), der Verbindungsring (13), das Wasserleitelement (20) und die Vielzahl von Umleitungselementen (30) einstückig ausgebildet sind.
  2. Sprühvorrichtung (1) nach Anspruch 1, wobei die verjüngte Wasserleitfläche (21) als kegelförmige Oberfläche konfiguriert ist, und sich ein Querschnitt des Umleitungselements (30) entlang einer Radialrichtung der verjüngten Wasserleitfläche (21) erstreckt.
  3. Sprühvorrichtung (1) nach Anspruch 2, wobei drei Umleitungselemente (30) bereitgestellt sind.
  4. Sprühvorrichtung (1) nach Anspruch 2, wobei der Wasserumwälzdurchgang als zylindrischer Durchgang konfiguriert ist und der Wassereinlass (11) mit einem oberen Ende des Wasserumwälzdurchgangs in Verbindung steht, während der Wasserauslass (12) mit einem unteren Ende des Wasserumwälzdurchgangs in Verbindung steht.
  5. Sprühvorrichtung (1) nach Anspruch 4, wobei eine Mittelachse des Wasserumwälzdurchgangs mit einer Mittelachse der verjüngten Wasserleitfläche (21) zusammenfällt.
  6. Sprühvorrichtung (1) nach einem der Ansprüche 1 bis 5, wobei der Wasserumwälzdurchgang einen Durchmesser von 6 bis 9 mm aufweist und ein Abstand zwischen der Spitze der verjüngten Wasserleitfläche (21) und der unteren Stirnfläche des Wasserumwälzelements (10) 3 bis 5 mm beträgt.
  7. Sprühvorrichtung (1) nach Anspruch 6, wobei ein Kegelwinkel der verjüngten Wasserleitfläche (21) im Bereich von 120° bis 130° liegt und ein Abstand zwischen dem unteren Ende jedes Umleitungselements (30) und dem Außenumfang der verjüngten Wasserleitfläche (21) 1,5 bis 2,5 mm beträgt.
  8. Frontlader-Waschmaschine, die Folgendes umfasst:
    ein Gehäuse, das mit einer Kleidungszugangsöffnung versehen ist;
    einen inneren Trog, der in dem Gehäuse angeordnet ist;
    eine Türdichtung, die an dem Gehäuse angeordnet ist und die Kleiderzugangsöffnung umgibt;
    einen Türkörper, der an dem Gehäuse angeordnet ist, um die Kleiderzugangsöffnung zu öffnen oder zu schließen; und
    mindestens eine Sprühvorrichtung (1), die als Sprühvorrichtung (1) für eine Waschmaschine nach einem der Ansprüche 1 bis 7 konfiguriert ist und an der Türdichtung angeordnet ist und sich in dem Gehäuse befindet.
  9. Frontlader-Waschmaschine nach Anspruch 8, wobei drei Sprühvorrichtungen (1) in einer Umfangsrichtung der Türdichtung gleichmäßig angeordnet sind.
EP14900502.7A 2014-08-28 2014-11-10 Sprühvorrichtung für waschmaschine und trommelwaschmaschine damit Active EP3187649B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201410433180.2A CN105369566B (zh) 2014-08-28 2014-08-28 洗衣机的喷淋装置和具有它的滚筒洗衣机
CN201420493110.1U CN204112117U (zh) 2014-08-28 2014-08-28 洗衣机的喷淋装置和具有它的滚筒洗衣机
PCT/CN2014/090748 WO2016029553A1 (zh) 2014-08-28 2014-11-10 洗衣机的喷淋装置和具有它的滚筒洗衣机

Publications (3)

Publication Number Publication Date
EP3187649A1 EP3187649A1 (de) 2017-07-05
EP3187649A4 EP3187649A4 (de) 2018-05-02
EP3187649B1 true EP3187649B1 (de) 2020-04-01

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Application Number Title Priority Date Filing Date
EP14900502.7A Active EP3187649B1 (de) 2014-08-28 2014-11-10 Sprühvorrichtung für waschmaschine und trommelwaschmaschine damit

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EP (1) EP3187649B1 (de)
AU (1) AU2014404792B2 (de)
BR (1) BR112017004126B1 (de)
WO (1) WO2016029553A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH716044A1 (de) * 2019-04-05 2020-10-15 V Zug Ag Düse zur Reinigung eines Behälters.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6423991U (de) * 1987-07-28 1989-02-08
KR19990048168A (ko) * 1997-12-08 1999-07-05 윤종용 드럼세탁기
CN2372345Y (zh) * 1999-05-12 2000-04-05 海尔集团公司 滚筒洗衣机的喷淋装置
KR101022225B1 (ko) * 2003-11-18 2011-03-17 삼성전자주식회사 드럼세탁기
DE102007007354B4 (de) * 2006-02-20 2013-10-10 Lg Electronics Inc. Wäschetrockner und Verfahren zur Steuerung
BR112013026143A2 (pt) * 2011-04-14 2021-01-12 Lg Electronics, Inc. Método de lavagem
CN203782434U (zh) * 2014-03-20 2014-08-20 Tcl家用电器（合肥）有限公司 出水头及洗衣机

Non-Patent Citations (1)

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Title
None *

Also Published As

Publication number Publication date
AU2014404792B2 (en) 2018-11-01
BR112017004126B1 (pt) 2022-02-08
AU2014404792A1 (en) 2017-04-13
EP3187649A4 (de) 2018-05-02
BR112017004126A2 (pt) 2017-12-05
EP3187649A1 (de) 2017-07-05
WO2016029553A1 (zh) 2016-03-03

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