KR20030019709A - A washing machine having assistance pulsator - Google Patents

A washing machine having assistance pulsator Download PDF

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Publication number
KR20030019709A
KR20030019709A KR1020010052979A KR20010052979A KR20030019709A KR 20030019709 A KR20030019709 A KR 20030019709A KR 1020010052979 A KR1020010052979 A KR 1020010052979A KR 20010052979 A KR20010052979 A KR 20010052979A KR 20030019709 A KR20030019709 A KR 20030019709A
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KR
South Korea
Prior art keywords
pulsator
washing machine
washing
coupled
auxiliary
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KR1020010052979A
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Korean (ko)
Inventor
전규동
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주식회사 대우일렉트로닉스
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Priority to KR1020010052979A priority Critical patent/KR20030019709A/en
Publication of KR20030019709A publication Critical patent/KR20030019709A/en

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    • 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
    • D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • D06F37/14—Ribs 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
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • D06F37/14—Ribs or rubbing means forming part of the receptacle
    • D06F37/145—Ribs or rubbing means forming part of the receptacle ribs or lifters having means for circulating the washing liquid
    • 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
    • D06F37/30—Driving arrangements 
    • D06F37/40—Driving arrangements  for driving the receptacle and an agitator or impeller, e.g. alternatively

Abstract

PURPOSE: A washing machine having auxiliary pulsators is provided to increase the friction force with respect to clothing and prevent the tangling of the clothing by mounting auxiliary pulsators which rotate in opposite from a main pulsator. CONSTITUTION: A washing machine includes a circular disc type driving gear(5) horizontally coupled with an outer peripheral surface of a rotation shaft of a motor which drives a main pulsator(10), vertical protrusion parts(15) having a semicircular section and radially protruded from the outer periphery of a washing tub coupled with the pulsator, and cylindrical auxiliary pulsators(30) rotatively coupled in the vertical protrusion parts. The cylindrical auxiliary pulsators are provided with spur gears(25) at a lower part to be engaged with the driving gear, and concave and convex portions on outer peripheries.

Description

보조 펄세이터를 갖는 세탁기 {A washing machine having assistance pulsator}A washing machine having assistance pulsator

본 발명은 세탁기에 관한 것으로, 상세하게는 세탁조의 내벽에 펄세이터의 구동에 의해 회전하는 보조 펄세이터를 구비함으로써 세탁효율을 높이고, 세탁물의 엉킴을 감소시킬 수 있도록 구성한 보조 펄세이터를 구비한 세탁기에 관한 것이다.The present invention relates to a washing machine, and more particularly, a washing machine having an auxiliary pulsator configured to increase washing efficiency and reduce tangles of laundry by providing an auxiliary pulsator rotating on the inner wall of the washing tank by driving a pulsator. It is about.

일반적으로 가정용 세탁기의 세탁방식에는 세탁조의 회전이 지면과 수평을이루는 상태로 회전함으로써 세탁조에 투입된 세탁물이 물과 함께 회전하는 과정에서 세탁조 내벽면과의 마찰이나 낙하에 따른 충격에 의해 세탁효과가 발생하는 드럼방식의 세탁기와, 세탁조가 지면으로부터 수직으로 회전하는 한편, 세탁조 내부의 펄세이터가 회전하는 과정에서 발생한 수류의 형성에 의해 세탁이 이루어지는 펄세이터 방식의 세탁기 등이 알려져 있다.In general, in the washing method of the domestic washing machine, the washing tank rotates in a state parallel to the ground, and the washing effect is generated by the impact of friction or drop with the inner wall of the washing tank while the laundry put into the washing tank rotates with water. The drum type washing machine and the pulsator type washing machine which wash | cleans by the formation of the water flow which generate | occur | produced in the process of rotating the pulsator inside a washing tank while rotating the washing tank vertically from the ground are known.

도 1은 세탁 및 탈수가 하나의 수조에서 이루어지는 1조식 펄세이터방식의 일례를 도시한 단면 구조도로서, 이와 같은 펄세이터 방식의 세탁기(200)는 세탁물이 저장되는 세탁조(150)의 외부에 저수조(160)가 결합됨으로써 세탁에 필요한 물을 세탁조(150)로 공급하는 한편, 탈수시에는 세탁조(150)로부터 배출된 세탁수의 배출경로를 제공한다.1 is a cross-sectional structural view showing an example of a one-type pulsator type washing and dehydration in a single tank, such a pulsator type washing machine 200 is a water tank (outside the washing tank 150 in which the laundry is stored) 160 is coupled to supply the water necessary for washing to the washing tank 150, while providing a discharge path of the washing water discharged from the washing tank 150 during dehydration.

계속해서 상기한 저수조(160)의 외주면 일측에는 저수조(160)의 만수위 상부와 연통되는 오버 플로우관(145)이 형성되며, 세탁조(150)의 저부에는 하부에 결합된 모터(M)의 회전력에 의해 회전함으로써 세탁수에 수류를 형성시키는 펄세이터(110)가 결합된다.Subsequently, an overflow pipe 145 is formed at one side of the outer circumferential surface of the water storage tank 160 to communicate with the water level upper portion of the water storage tank 160, and the bottom of the washing tank 150 has a rotational force of the motor M coupled to the lower portion. By rotating by the pulsator 110 to form a water flow in the wash water is coupled.

상기한 펄세이터(110)는 통상적으로 원반형상으로 이루어진 몸체의 상부에 날개차를 방사상으로 돌출시킨 구조로 이루어진 것으로, 이와 같은 펄세이터(110)는 정역회전하는 과정에서 세탁수내에 수류를 형성시키는 동시에 수류의 일부가 오버 플로우관(145)을 경유하여 세탁조(150)로 토출되는 과정에서 발생한 낙차에너지에 의해 세탁이 이루어지도록 한다.The pulsator 110 is formed of a structure in which a vane radially protrudes on an upper portion of a body having a disk shape, and such a pulsator 110 forms a stream of water in the wash water in the course of forward and reverse rotation. At the same time, a part of the water flow is washed by the free fall energy generated in the process of being discharged to the washing tank 150 via the overflow pipe 145.

그런데, 상기한 바와 같은 종래의 세탁기는 세탁조에 다량의 세탁물이 투입될 경우에는 수류의 형성이 제한되는 관계로 세탁효율이 저하되며, 또한 세탁물과 펄세이터(110)의 접촉이 제한적으로 이루어짐에 따라 마찰에 의한 세정효과를 기대하기가 곤란하였으며, 특히 세탁과정에서 세탁물이 꼬이게 되는 등의 문제점이 발생한다.However, in the conventional washing machine as described above, when a large amount of laundry is put into the washing tank, the washing efficiency is reduced because the formation of water flow is limited, and the contact between the laundry and the pulsator 110 is limited. It was difficult to expect the cleaning effect due to friction, and in particular, problems such as twisting the laundry during the washing process occur.

본 발명은 상기한 바와 같은 종래의 문제점을 해결하기 위한 것으로, 본 발명의 기술적 과제는, 세탁조의 내벽에 펄세이터의 구동에 의해 회전하는 보조 펄세이터를 구비함으로써 세탁효율을 높이고, 세탁물의 엉킴을 감소시킬 수 있는 수단을 제공하는 것이다.The present invention is to solve the conventional problems as described above, the technical problem of the present invention, by providing an auxiliary pulsator rotated by the drive of the pulsator on the inner wall of the washing tank to increase the washing efficiency, to tangled laundry It is to provide a means to reduce.

상기한 바와 같은 본 발명의 기술적 과제는, 날개차의 정역 회전에 따라 세탁수에 수류를 형성시키는 펄세이터를 세탁조의 저부에 구비한 세탁기에 있어서,The technical problem of the present invention as described above, in the washing machine provided with a pulsator at the bottom of the washing tank to form a water flow in the wash water in accordance with the forward and reverse rotation of the van,

상기 펄세이터를 구동시키는 모터의 회전축 외주면으로는 원판형상의 구동기어를 수평으로 결합시키고,A disk-shaped drive gear is horizontally coupled to the outer circumferential surface of the motor for driving the pulsator,

상기 펄세이터가 결합된 세탁조의 벽면으로는 반원형상의 단면을 갖는 수직 돌출부를 외주면으로부터 돌출시켜 방사상으로 형성하며,The wall surface of the washing tank combined with the pulsator is formed radially by protruding from the outer peripheral surface of the vertical projection having a semi-circular cross section,

상기 수직 돌출부의 내부 공간에는 상기 구동기어와 치합하는 평기어를 하부에 형성하고 외주면으로는 요철이 형성된 원통형상의 보조 펄세이터를 회전가능하게 결합시킨 것을 특징으로 하는 보조 펄세이터를 갖는 세탁기를 제공함으로써 달성된다.By providing a washing machine having an auxiliary pulsator, the inner space of the vertical protrusion is formed with a spur gear that meshes with the driving gear at the lower side and rotatably coupled with a cylindrical auxiliary pulsator having irregularities formed on an outer circumferential surface thereof. Is achieved.

이하, 본 발명에 의한 세탁기용 펄세이터를 첨부한 도면에 의해 상세히 설명한다.Hereinafter, the washing machine pulsator according to the present invention will be described in detail with the accompanying drawings.

도 1은 통상적인 구조를 갖는 세탁기의 개략 구조도,1 is a schematic structural diagram of a washing machine having a conventional structure;

도 2는 본 발명의 요부 분해 사시도,2 is an exploded perspective view of main parts of the present invention;

도 3은 본 발명의 단면 구조도,3 is a cross-sectional structural view of the present invention;

도 4a 및 도 4b는 본 발명의 작용을 설명하기 위한 세탁기의 개략도이다.4A and 4B are schematic views of a washing machine for explaining the operation of the present invention.

〈도면의 주요 부분에 대한 부호의 설명〉<Explanation of symbols for main parts of drawing>

5 : 구동기어 10 : 펄세이터5: Drive Gear 10: Pulsator

15 : 수직 돌출부 20 : 세탁조15: vertical protrusion 20: washing tank

25 : 평기어 30 : 보조 펄세이터25: spur gear 30: auxiliary pulsator

도 2는 본 발명의 요부 분해 사시도이고, 도 3은 본 발명의 단면 구조도로서, 본 발명에 의한 보조 펄세이터를 갖는 세탁기(50)는 날개차의 정역 회전에 따라 세탁수에 수류를 형성시킴으로써 세탁이 이루어지는 것으로, 하부에는 통상적인 구조의 펄세이터 방식의 세탁기와 같이 펄세이터(10)가 수평으로 구비된다.Figure 2 is an exploded perspective view of the main part of the present invention, Figure 3 is a cross-sectional structural view of the present invention, the washing machine 50 having an auxiliary pulsator according to the present invention washes by forming a stream of water in the wash water according to the forward and reverse rotation of the van In this case, the pulsator 10 is horizontally provided at a lower portion of the pulsator type washing machine having a conventional structure.

또한, 상기한 바와 같이 펄세이터(10)가 선단에 연결됨으로써 외부로부터 인가된 전원에 따라 펄세이터(10)를 정역회전시키는 모터(M)의 회전축 선단으로는 원판형상을 갖는 구동기어(5)가 수평으로 결합됨으로써 모터(M)의 동작과정에서 펄세이터(10)와 함께 구동기어(5)의 정역회전이 이루어진다.In addition, as described above, the pulsator 10 is connected to the front end, so that the drive gear 5 having a disc shape is formed at the front end of the rotation shaft of the motor M for rotating the pulsator 10 forward and backward according to the power applied from the outside. By horizontally coupled is the forward and reverse rotation of the drive gear 5 together with the pulsator 10 in the operation of the motor (M).

계속해서 상기한 펄세이터(10)가 저부에 결합되는 한편, 세탁물의 세탁이 이루어지는 세탁조(20)의 벽면으로는 보조 펄세이터(30)의 결합공간을 제공하도록 반원형상의 단면을 갖는 수직 돌출부(15)가 형성된다.Subsequently, the pulsator 10 is coupled to the bottom, while a vertical protrusion 15 having a semicircular cross section is provided to the wall surface of the washing tub 20 in which the laundry is washed, to provide an engaging space of the auxiliary pulsator 30. ) Is formed.

이때, 상기한 수직 돌출부(15)는 세탁조(20)의 내부 공간이 축소되는 것을 방지하도록 외주면으로부터 외부방향으로 돌출시켜 방사상으로 형성하며, 세탁조(20)의 저수용량에 따라 외주면으로부터 4개 내지 5개의 부위에 형성시키며, 각 수직 돌출부(15)의 내부공간으로는 보조 펄세이터(30)가 회전가능하게 결합된다.At this time, the vertical protrusion 15 is formed radially by protruding outward from the outer circumferential surface in order to prevent the inner space of the washing tank 20 is reduced, from 4 to 5 from the outer circumferential surface according to the low capacity of the washing tank 20 It is formed in the dog parts, the auxiliary pulsator 30 is rotatably coupled to the internal space of each vertical protrusion (15).

상기한 보조 펄세이터(30)는 세탁물과의 마찰에 따라 세탁효율을 높이도록구성한 것으로, 보조 펄세이터(30)의 중심부에 샤프트(21)가 결합되며, 상기한 샤프트(21)의 선단으로는 구동기어(5)와 치합하는 평기어(25)가 부착된다.The auxiliary pulsator 30 is configured to increase the washing efficiency according to the friction with the laundry, the shaft 21 is coupled to the center of the auxiliary pulsator 30, the end of the shaft 21 A spur gear 25 meshing with the drive gear 5 is attached.

계속해서, 상기한 보조 펄세이터(30)의 외주면으로는 마찰력을 높이도록 상세도와 같이 요철이 연속으로 형성한다.Subsequently, irregularities are continuously formed on the outer circumferential surface of the auxiliary pulsator 30 as described above in order to increase frictional force.

한편, 상기한 바와 같이 구동기어(5)와 치합하는 보조 펄세이터(30)의 평기어(25)는 구동기어(5)보다 작은 피치원을 갖는 관계로 구동기어(5)의 회전과정에서 증속회전이 이루어져 마찰력의 증대되는 동시에 펄세이터(10)의 회전방향과 반대의 방향으로 회전을 함으로써 세탁물의 엉킴이 방지된다.On the other hand, as described above, the spur gear 25 of the auxiliary pulsator 30 meshing with the drive gear 5 has a pitch source smaller than that of the drive gear 5, so that the gears 25 increase in speed during the rotation of the drive gear 5. The rotation is made to increase the friction force and at the same time by rotating in the direction opposite to the rotation direction of the pulsator 10 is prevented from tangling the laundry.

상기한 구성으로 이루어진 본` 발명의 작용 및 효과를 이하에서 설명한다.The operation and effect of the present invention made of the above-described configuration will be described below.

본 발명에 의한 보조 펄세이터를 갖는 세탁기(50)는, 세탁과정에서 하부에 구비된 펄세이터(10)의 정역 회전에 따라 세탁수에 수류를 형성시킴으로써 세탁이 이루어지는 것으로, 하부에는 통상적인 구조의 펄세이터 방식의 세탁기와 같이 펄세이터(10)가 수평으로 구비된다.Washing machine 50 having an auxiliary pulsator according to the present invention, the washing is made by forming a water flow in the washing water according to the forward and reverse rotation of the pulsator 10 provided in the lower part in the washing process, the lower part of the conventional structure Like the pulsator type washing machine, the pulsator 10 is provided horizontally.

또한, 상기한 바와 같이 펄세이터(10)가 선단에 연결됨으로써 외부로부터 인가된 전원에 따라 펄세이터(10)를 정역회전시키는 모터(M)의 회전축 선단으로는 원판형상을 갖는 구동기어(5)가 수평으로 결합됨으로써 모터(M)의 구동에 의한 펄세이터(10)의 정역회전과정에서 상기한 펄세이터(10)와 함께 회전이 이루어진다.In addition, as described above, the pulsator 10 is connected to the front end, so that the drive gear 5 having a disc shape is formed at the front end of the rotation shaft of the motor M for rotating the pulsator 10 forward and backward according to the power applied from the outside. Is coupled horizontally is rotated together with the pulsator 10 in the forward and reverse rotation process of the pulsator 10 by the drive of the motor (M).

즉, 예로써 펄세이터(10)가 도 4a와 같이 시계방향으로 회전할 경우에는 세탁조(20)의 각 수직 돌출부(15)에 내장된 보조 펄세이터(30)가 각각 반시계방향으로 회전을 함에 따라 세탁물에 대한 마찰력을 증대시키는 동시에 세탁물의 엉킴을방지함으로써 세탁효율을 증대시킨다.That is, for example, when the pulsator 10 rotates in the clockwise direction as shown in FIG. 4A, the auxiliary pulsator 30 built in each of the vertical protrusions 15 of the washing tub 20 rotates in the counterclockwise direction. Therefore, the frictional force on the laundry is increased, and the laundry efficiency is prevented from being entangled.

또한, 이와 반대로 펄세이터(10)가 반시계방향으로 회전을 할 경우에는 상기한 보조 펄세이터(30)가 도 4b와 같이 시계방향으로 회전을 함으로써 세탁물에 대한 마찰력을 증대시키는 동시에 세탁물의 엉킴을 방지한다.On the contrary, when the pulsator 10 rotates in the counterclockwise direction, the auxiliary pulsator 30 rotates clockwise as shown in FIG. 4B to increase frictional force on the laundry and to entangle the laundry. prevent.

이상에서 설명한 바와 같이 본 발명은, 세탁조(20)의 내벽에 펄세이터(10)의 구동에 의해 회전하는 보조 펄세이터(30)를 구비함으로써 펄세이터(10)의 구동과정에서 상기한 펄세이터(10)의 회전방향과 반대방향으로 보조 펄세이터(30)가 회전한다.As described above, the present invention includes the auxiliary pulsator 30 which rotates by the driving of the pulsator 10 on the inner wall of the washing tank 20, so that the above-described pulsator 10 may be driven in the driving process of the pulsator 10. The auxiliary pulsator 30 rotates in the direction opposite to the rotation direction of 10).

따라서, 본 발명은 세탁조(20)에 다량의 세탁물이 투입될 경우에도 각 보조 펄세이터(30)가 세탁물과의 마찰력을 증대시킴으로써 세탁효율을 높이며, 이와 함께 보조 펄세이터(30)가 펄세이터(10)의 반대방향으로 회전을 하여 세탁물의 엉킴을 방지한다.Therefore, in the present invention, even when a large amount of laundry is put into the washing tank 20, each auxiliary pulsator 30 increases the washing efficiency by increasing friction with the laundry, and together with the auxiliary pulsator 30, the pulsator ( Rotate in the opposite direction of 10) to prevent tangling of laundry.

이상에서는 본 발명을 특정의 바람직한 실시예에 대하여 도시하고 설명하였으나 본 발명은 상기한 실시예에 한정되지 아니하며, 특허청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변형이 가능할 것이다.While the invention has been shown and described with respect to certain preferred embodiments, the invention is not limited to the embodiments described above, it is common in the art to which the invention pertains without departing from the spirit of the invention as claimed in the claims. Anyone with knowledge will be able to make various variations.

Claims (1)

날개차의 정역 회전에 따라 세탁수에 수류를 형성시키는 펄세이터(10)를 세탁조의 저부에 구비한 세탁기에 있어서,In the washing machine provided with the pulsator 10 at the bottom of the washing tank to form a water flow in the wash water in accordance with the forward and reverse rotation of the van 상기 펄세이터(10)를 구동시키는 모터(M)의 회전축 외주면으로는 원판형상의 구동기어(5)를 수평으로 결합시키고,A disk-shaped drive gear 5 is horizontally coupled to the outer peripheral surface of the rotation shaft of the motor M for driving the pulsator 10, 상기 펄세이터(10)가 결합된 세탁조(20)의 벽면으로는 반원형상의 단면을 갖는 수직 돌출부(15)를 외주면으로부터 돌출시켜 방사상으로 형성하며,As the wall surface of the washing tank 20 to which the pulsator 10 is coupled, a vertical protrusion 15 having a semicircular cross section protrudes from an outer circumferential surface to form a radial shape. 상기 수직 돌출부(15)의 내부 공간에는 상기 구동기어(5)와 치합하는 평기어(25)를 하부에 형성하고, 외주면으로는 요철이 형성된 원통형상의 보조 펄세이터(30)를 회전가능하게 결합시킨 것을 특징으로 하는 보조 펄세이터를 갖는 세탁기.In the inner space of the vertical protrusion 15, a spur gear 25 meshing with the drive gear 5 is formed at the lower side, and an outer circumferential surface is rotatably coupled to a cylindrical auxiliary pulsator 30 having irregularities. Washing machine having an auxiliary pulsator, characterized in that.
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100980982B1 (en) * 2008-07-11 2010-09-07 현대자동차주식회사 Apparatus for automatic washing PU form and fiber material of scrapped car
CN107142659A (en) * 2017-06-29 2017-09-08 林莎莎 The application method of intelligent washing machine
CN107142661A (en) * 2017-06-29 2017-09-08 林莎莎 The application method of Intelligent magnetic suspension washing machine
CN107142662A (en) * 2017-06-29 2017-09-08 林莎莎 The application method of intelligent power saving washing machine
CN107142664A (en) * 2017-06-29 2017-09-08 林莎莎 The application method of intelligent power saving magnetic suspension washing machine
CN107313210A (en) * 2017-06-15 2017-11-03 广西科技大学鹿山学院 Layer-stepping washing machine
CN107385761A (en) * 2017-07-06 2017-11-24 安徽金帅洗衣机有限公司 A kind of hand rubbing cleaning device of semi-automatic rotary drum washing machine
KR102317739B1 (en) * 2021-06-07 2021-10-25 최종길 Washing machine with pumping function

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KR960034531A (en) * 1995-03-14 1996-10-24 배순훈 Washing machine with auxiliary pulsator
KR970021434A (en) * 1995-10-31 1997-05-28 배순훈 Washing machine with auxiliary pulsator
KR19980031029U (en) * 1996-11-30 1998-08-17 구자홍 Drive of auxiliary pulsator for washing machine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960034531A (en) * 1995-03-14 1996-10-24 배순훈 Washing machine with auxiliary pulsator
KR970021434A (en) * 1995-10-31 1997-05-28 배순훈 Washing machine with auxiliary pulsator
KR19980031029U (en) * 1996-11-30 1998-08-17 구자홍 Drive of auxiliary pulsator for washing machine

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100980982B1 (en) * 2008-07-11 2010-09-07 현대자동차주식회사 Apparatus for automatic washing PU form and fiber material of scrapped car
CN107313210A (en) * 2017-06-15 2017-11-03 广西科技大学鹿山学院 Layer-stepping washing machine
CN107142659A (en) * 2017-06-29 2017-09-08 林莎莎 The application method of intelligent washing machine
CN107142661A (en) * 2017-06-29 2017-09-08 林莎莎 The application method of Intelligent magnetic suspension washing machine
CN107142662A (en) * 2017-06-29 2017-09-08 林莎莎 The application method of intelligent power saving washing machine
CN107142664A (en) * 2017-06-29 2017-09-08 林莎莎 The application method of intelligent power saving magnetic suspension washing machine
CN107385761A (en) * 2017-07-06 2017-11-24 安徽金帅洗衣机有限公司 A kind of hand rubbing cleaning device of semi-automatic rotary drum washing machine
KR102317739B1 (en) * 2021-06-07 2021-10-25 최종길 Washing machine with pumping function

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