KR20010088213A - Lifter of Drum Washing Machine - Google Patents

Lifter of Drum Washing Machine Download PDF

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Publication number
KR20010088213A
KR20010088213A KR1020000012311A KR20000012311A KR20010088213A KR 20010088213 A KR20010088213 A KR 20010088213A KR 1020000012311 A KR1020000012311 A KR 1020000012311A KR 20000012311 A KR20000012311 A KR 20000012311A KR 20010088213 A KR20010088213 A KR 20010088213A
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KR
South Korea
Prior art keywords
lifter
washing
angle
laundry
washing machine
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KR1020000012311A
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Korean (ko)
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KR100565476B1 (en
Inventor
장재원
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구자홍
엘지전자주식회사
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Application filed by 구자홍, 엘지전자주식회사 filed Critical 구자홍
Priority to KR1020000012311A priority Critical patent/KR100565476B1/en
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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
    • 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
    • D06F37/06—Ribs, lifters, or rubbing means forming part of the receptacle
    • 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
    • D06F37/22—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a horizontal 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
    • D06F37/264—Tubs provided with reinforcing structures, e.g. ribs, inserts, braces
    • 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
    • D06F39/125—Supporting arrangements for the casing, e.g. rollers or legs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Abstract

PURPOSE: A washing blade of a drum washing machine is provided to achieve an improved washing ability by arranging a lifter to be tilted in an asymmetric manner with respect to the tilted angle of the inner tub to increase the tumbling action of laundry. CONSTITUTION: A drum washing machine includes an outer tub(1) for containing wash water and performing washing operation, wherein the outer tub is installed to be tilted at a predetermined angle(alpha). The outer tub includes an inner tub(5) installed to be tilted at an angle same as the angle of the outer tub and rotates in forward and reverse directions by a driving unit(3). The inner tub has a lifter(10) arranged inside the inner tub, in such a manner that the lifter is tilted at a predetermined angle to be asymmetric with the tilt angle of the inner tub, to increase the tumbling action of laundry(C). The lifter has many protrusions(14) for increasing washing ability through the increased friction with the laundry.

Description

드럼세탁기의 세탁날개{Lifter of Drum Washing Machine}Washing Wing of Drum Washing Machine {Lifter of Drum Washing Machine}

본 발명은 세탁조가 아웃케이스의 내측에서 소정의 각도로 기울어지게 설치된 드럼세탁기에 관한 것으로서, 특히, 세탁날개를 드럼의 기울어진 각도와 비대칭이 되게 기울어지게 형성하여 세탁물이 많이 몰리는 부분의 세탁날개의 위치를 상대적으로 높여 주어 텀블링이 잘되도록 하는 드럼세탁기의 세탁날개에 관한 것이다.The present invention relates to a drum washing machine in which a washing tank is installed to be inclined at a predetermined angle from the inside of an outer case. In particular, the washing blade is formed to be inclined to be asymmetrical with the inclined angle of the drum, so that the washing blade of the washing part is driven a lot. The washing blade of the drum washing machine to raise the position relative to the tumbling well.

종래의 기울어진 드럼세탁기는 도 1에 도시된 바와 같이 세탁수를 수용하여 세탁을 행하게 하는 외조(1)가 소정의 각도(α。)로 설치되어 있고, 상기 외조(1)의 내측에는 구동수단(3)에 의해 정·역회전하는 내조(5)가 상기 외조(1)의 기울어진 각도와 동일하게 설치되어 있으며, 상기 내조(5)의 내부에는 세탁물을 끌어 올려 낙하시킴으로써 세탁력을 높이는 리프터(7)가 설치되어 있다.As shown in FIG. 1, a conventional inclined drum washing machine is provided with an outer tub 1 for accommodating washing water to be washed at a predetermined angle α. The driving means is provided inside the tub 1. The inner tank 5, which is rotated forward and reverse by (3), is installed at the same angle as the inclined angle of the outer tank 1, and the lifter which raises the washing force by pulling up and dropping laundry inside the inner tank 5 ( 7) is installed.

상기 리프터(7)는 내조(5)면과 수평을 이루도록 동일 각도로 형성되어 있다.The lifter 7 is formed at the same angle to be horizontal to the surface of the inner tank (5).

이와 같이 구성된 종래의 기술에 의한 드럼세탁기 동작을 설명하면 다음과 같다.Referring to the drum washing machine operation according to the prior art configured as described above are as follows.

먼저, 사용자가 세탁물을 내조(7) 내부에 넣고 도시되지 않은 기능조작부를 통해 조작조건을 선택한 후 세탁기를 가동시키면 도시되지 않은 급수수단에 의해 수돗물이 상기 내조(7)의 내측으로 공급된다.First, when a user puts laundry into the inner tank 7 and selects an operating condition through a functional control unit (not shown), and then operates the washing machine, tap water is supplied into the inner tank 7 by a water supply unit (not shown).

상기 내조(7)로 소정량의 물이 공급되면 구동수단(3)이 구동되어 내조(7)를 정·역회전시키면서 세탁을 행한다.When a predetermined amount of water is supplied to the inner tank 7, the driving means 3 is driven to wash the inner tank 7 while rotating the inner tank 7 forward and reverse.

이때, 상기 내조(7)의 내부 측부에 설치된 리프터(9)에 의해 세탁물이 일정높이 까지 끌어올려지고, 상기 일정 높이에서 세탁물이 중력에 의해 내조(7)의 바닥으로 떨어지게 되므로 세탁물의 낙하에 의한 기계적인 세탁을 수행하게 된다.At this time, the laundry is pulled up to a certain height by the lifter 9 installed on the inner side of the inner tank 7, and the laundry is dropped to the bottom of the inner tank 7 by gravity at the predetermined height, thereby causing the laundry to fall. Mechanical washing is performed.

그러나, 이와 같이 구성된 종래의 드럼세탁기는 드럼세탁기가 소정각도(α。)로 기울어져 설치되어 있어 상대적으로 내조(7)의 안쪽으로 세탁물이 많이 몰리게 되는데, 이때, 리프터(9)가 동일각도로 형성됨에 따라 안쪽에 몰린 세탁물을 텀블링이 적게 일어나 세탁력이 저하된다는 문제점이 있었다.However, in the conventional drum washing machine configured as described above, the drum washing machine is installed at an inclined angle (α.), So that a lot of laundry is driven to the inside of the inner tank 7, where the lifter 9 is at the same angle. As it was formed, there was a problem that the washing power is lowered due to less tumbling of the laundry collected inside.

본 발명은 상기한 문제점을 해결하기 위하여 안출 된 것으로서, 본 발명의 목적은 기울어진 드럼의 각도와 비대칭으로 기울어지게 리프터를 형성하여 세탁물이 많이 몰리는 안쪽 부분의 리프터를 높여 주어 텀블링이 잘 일어나도록 하고, 또한 상기 리프터에 다수의 요철부를 두어 세탁물과의 마찰력을 증대시킴에 따라 세탁물의 텀블링 효과를 극대화시킴과 동시에 상기 리프터와 세탁물의 마찰에 의해 세탁(일종의 빨래판에 의해 세탁하는 방법)이 일어나도록 하여 세탁효과를 높이는 드럼세탁기의 세탁날개를 제공하는 데 있다.The present invention has been made to solve the above problems, the object of the present invention is to form a lifter to be inclined asymmetrically to the angle of the inclined drum to raise the lifter of the inner portion where the laundry is a lot of tumbling to occur well In addition, by placing a plurality of uneven parts in the lifter to increase the friction force with the laundry to maximize the tumbling effect of the laundry and at the same time to cause the washing (washing by a kind of washing plate) by the friction of the lifter and the laundry To provide a washing blade of the drum washing machine to enhance the washing effect.

도 1은 종래의 기울어진 드럼세탁기의 구성을 도시한 일부 종단면도,1 is a partial longitudinal cross-sectional view showing the configuration of a conventional inclined drum washing machine,

도 2는 본 발명에 의한 기울어진 드럼세탁기의 구성을 도시한 일부 종단면도,2 is a partial longitudinal cross-sectional view showing the configuration of an inclined drum washing machine according to the present invention;

도 3은 본 발명에 의한 기울어진 드럼세탁기의 세탁날개의 구성을 확대해서 도시한 일부 확대도,3 is a partially enlarged view showing an enlarged configuration of a washing blade of an inclined drum washing machine according to the present invention;

도 4는 도 3의 선 A-A를 따라 도시한 단면도이다.4 is a cross-sectional view taken along the line A-A of FIG.

<도면의 주요 부분에 대한 부호의 설명><Explanation of symbols for the main parts of the drawings>

1 : 외조 5 : 내조1: outer tank 5: inner tank

10 : 리프터 11 : 중앙경사부10 lifter 11: center tilt part

12 : 전면경사부 13 : 후면경사부12: front slope portion 13: rear slope portion

14 : 돌기부14: protrusion

상기한 과제를 실현하기 위한 본 발명에 따른 드럼세탁기의 세탁날개는 외관을 형성하는 아웃케이스의 내측에 소정의 각도로 기울어지게 설치된 세탁조를 구비한 드럼세탁기에 있어서, 상기 세탁조의 내측에 상기 세탁조의 기울어진 각도와 평행하지 않는 각도로 기울어져 세탁조의 길이 방향으로 전·후반부의 형상이 비대칭되게 형성되어 세탁물의 텀블링력을 증대시키는 리프터를 포함하는 것을 특징으로 한다.Washing wings of the drum washing machine according to the present invention for realizing the above object is a drum washing machine having a washing tank inclined at a predetermined angle inside the outer case forming the appearance, the washing tank of the washing tank inside It is characterized in that it comprises a lifter which is inclined at an angle not parallel to the inclined angle is formed asymmetrically in the longitudinal direction of the washing tub to increase the tumbling force of the laundry.

이하, 첨부된 도면을 도 2 내지 도 4를 참조하여 본 발명의 일 실시 예를 설명한다.Hereinafter, an embodiment of the present invention will be described with reference to FIGS. 2 to 4.

본 발명에 의한 드럼세탁기는 상기 도면에 도시한 바와 같이 세탁수를 수용하여 세탁을 행하게 하는 외조(1)가 소정의 각도(α。)로 설치되어 있고, 상기 외조(1)의 내측에는 구동수단(3)에 의해 정·역회전하는 내조(5)가 상기 외조(1)의 기울어진 각도와 동일하게 설치되어 있으며, 상기 내조(5)의 내부측에는 상기 내조(5)의 기울어진 각도와 비대칭으로 소정의 각도로 기울어지게 형성되어 세탁물의 텀블링력을 증대시키는 리프터(10)가 결합되어 있다.In the drum washing machine according to the present invention, as illustrated in the drawing, an outer tub 1 for accommodating washing water to be washed is provided at a predetermined angle α. Driving means is provided inside the outer tub 1. The inner tank 5 which is rotated forward and backward by (3) is provided in the same manner as the inclined angle of the outer tank 1, and the inclined angle and asymmetry of the inner tank 5 are in the inner side of the inner tank 5. The lifter 10 is formed to be inclined at a predetermined angle to increase the tumbling force of the laundry.

상기 리프터(10)는 상기 내조(5) 내측면으로 부터 소정의 높이(H)로 떨어진 위치에서 상기 내조(5)의 내측면과 소정의 각도(β。)로 후측이 내조(5)의 내부 중앙을 향하도록 기울어지게 형성된 중앙경사부(11)와, 상기 중앙경사부(11)의 전면끝단에서 전방을 향하여 기울어지게 형성되며 상기 내조(5)의 내측면과 상기 각도(β。)보다 큰 경사각도(θ。)를 이루는 전면경사부(12)와, 상기 중앙경사부(11)의 후측 끝단으로부터 내조(5)의 후측부를 향하여 기울어지게 형성되어 상기 내조(5)의 내측면과 상기 각도(β。)보다 큰 경사각도(θ。)를 이루는 후면경사부(13)로 구성되어 있다.The lifter 10 has an inner side of the inner tub 5 at a rearward angle at a predetermined angle β ° from the inner side of the inner tub 5 at a position separated from the inner surface of the inner tub 5 by a predetermined height H. A central inclined portion 11 formed to be inclined toward the center, and formed to be inclined forward at the front end of the central inclined portion 11 and larger than the inner surface of the inner tank 5 and the angle β. The inclined angle θ. And the front inclined portion 12 and the rear end of the central inclined portion 11 is formed to be inclined toward the rear side of the inner tank 5, and the inner surface of the inner tank 5 and the It is comprised by the rear inclination part 13 which comprises the inclination-angle (theta) which is larger than the angle (beta).

상기 리프터(10)의 표면에는 세탁물과의 마찰력을 높여 세탁력을 증대시키는 다수의 돌기부(14)가 돌출 형성되어 있다.The surface of the lifter 10 is formed with a plurality of protrusions 14 protruding to increase the washing power by increasing the friction force with the laundry.

다음은 본 발명의 일 실시 예에 의한 드럼세탁기의 세탁날개의 작용에 대해서 설명한다.Next will be described the action of the washing blade of the drum washing machine according to an embodiment of the present invention.

사용자가 도시되지 않은 조작조건을 선택하면 급수밸브(미도시)를 통해 상기 내조(5)의 내측으로 세탁수가 공급되고, 상기 내조(5)의 내측에 소정량의 세탁수가공급되면 구동수단(3)에 의해 내조(5)가 정·역회전하여 세탁을 행하고, 상기 내조(5)의 내부에 설치된 상기 리프터(100)에 의해 세탁물(C)이 일정높이 까지 끌어 올려지고, 상기 일정 높이에서 세탁물이 중력에 의해 내조(5)의 바닥으로 떨어지게 되므로 세탁물의 낙하에 의한 기계적인 세탁을 수행한다.When the user selects an operation condition not shown, the washing water is supplied to the inside of the inner tank 5 through a water supply valve (not shown), and the driving means 3 when the predetermined amount of the washing water is supplied into the inner tank 5. ), The inner tank 5 is rotated forward and reverse to wash the laundry, and the laundry C is pulled up to a certain height by the lifter 100 installed inside the inner tank 5, and the laundry is washed at the predetermined height. Since it falls to the bottom of the inner tank 5 by this gravity, mechanical washing by dropping the laundry is performed.

상술한 내용에 있어 상기 내조(5)는 소정의 각도(α。)로 기울어지게 설치되어 있어 세탁물이 상기 내조(5)의 안쪽으로 쏠리게 되는데, 이때 상기 리프터(10)는 내조(5)의 기울어진 각도와 비대칭으로 내조(5)의 안쪽부가 더 높게 형성되어 내조(5)의 안쪽에 많이 몰린 세탁물(C)의 텀블링효과를 더 좋게 하여 세탁효과를 높이게 된다.In the above description, the inner tank 5 is installed to be inclined at a predetermined angle α, so that the laundry is inclined to the inside of the inner tank 5, wherein the lifter 10 is inclined of the inner tank 5. The inner part of the inner tank 5 is formed at a higher angle and asymmetric, so that the tumbling effect of the laundry C, which is concentrated on the inner side of the inner tank 5, is better, thereby increasing the washing effect.

또한, 상기 리프터(10)의 표면에 형성된 다수의 돌기부(14)에 세탁물(C)이 마찰되어 일종의 빨래판에 빨래를 하는 효과를 얻게 되어 세탁력이 좋게 된다.In addition, the laundry (C) is rubbed on a plurality of protrusions 14 formed on the surface of the lifter 10 to obtain the effect of washing a kind of washboard is a good washing power.

상술한 바와 같이 본 발명에 의한 드럼세탁기의 세탁날개에 의하면, 리프터를 내조의 기울어진 각도와 비대칭으로 기울어지게 형성하여, 내조의 안쪽에 많이 몰리는 세탁물의 텀블링 효과를 높여 세탁력을 향상시키고, 또한, 리프터의 표면에 다수의 돌기부를 형성시켜 상기 돌기부와 마찰력에 의해 텀블링이 더욱더 잘 일어나도록 할 뿐 만 아니라 상기 돌기부와 접촉됨에 따라 세탁물이 세탁효과가 일어나 세탁효과를 더욱더 높일 수 있다는 이점이 있다.As described above, according to the washing blade of the drum washing machine according to the present invention, the lifter is formed to be inclined asymmetrically with the inclination angle of the inner tank, thereby increasing the tumbling effect of the laundry that is concentrated inside the inner tank, thereby improving the washing power, By forming a plurality of protrusions on the surface of the lifter, not only the tumbling is more easily caused by the frictional force with the protrusions, but also the laundry has a washing effect as it comes into contact with the protrusions to further increase the washing effect.

Claims (1)

외관을 형성하는 아웃케이스의 내측에 소정의 각도로 기울어지게 설치된 세탁조를 구비한 드럼세탁기에 있어서,In the drum washing machine having a washing tank installed inclined at a predetermined angle inside the outer case forming the appearance, 상기 세탁조의 내측에 상기 세탁조의 기울어진 각도와 평행하지 않는 각도로 기울어져 세탁조의 길이방향으로 전·후반부의 형상이 비대칭되게 형성되어 세탁물의 텀블링력을 증대시키는 리프터를 포함하는 것을 특징으로 하는 드럼세탁기의 세탁날개.A drum comprising a lifter inclined at an angle not parallel to an inclination angle of the washing tank to asymmetrically in the front and rear portions of the washing tank in order to increase the tumbling force of the laundry; Washing wing of washing machine.
KR1020000012311A 2000-03-11 2000-03-11 Lifter of Drum Washing Machine KR100565476B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100807834B1 (en) * 2001-09-05 2008-02-27 주식회사 엘지이아이 Drum apparatus for dryer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5721670Y2 (en) * 1977-11-15 1982-05-11
JPS56158690A (en) * 1980-05-09 1981-12-07 Hitachi Ltd Drum type washing machine doubling as hydroextracting
JPS6035505Y2 (en) * 1981-09-14 1985-10-22 三洋電機株式会社 drum type washing machine
KR19990034865A (en) * 1997-10-30 1999-05-15 구자홍 Drum washing machine
KR19990085008A (en) * 1998-05-13 1999-12-06 윤종용 Vibration reduction device of drum washing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100807834B1 (en) * 2001-09-05 2008-02-27 주식회사 엘지이아이 Drum apparatus for dryer

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