KR20030008472A - a power transmission system of washer - Google Patents

a power transmission system of washer Download PDF

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Publication number
KR20030008472A
KR20030008472A KR1020010043127A KR20010043127A KR20030008472A KR 20030008472 A KR20030008472 A KR 20030008472A KR 1020010043127 A KR1020010043127 A KR 1020010043127A KR 20010043127 A KR20010043127 A KR 20010043127A KR 20030008472 A KR20030008472 A KR 20030008472A
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KR
South Korea
Prior art keywords
pulsator
pulley
motor
belt
power transmission
Prior art date
Application number
KR1020010043127A
Other languages
Korean (ko)
Inventor
허치완
Original Assignee
주식회사 엘지이아이
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Application filed by 주식회사 엘지이아이 filed Critical 주식회사 엘지이아이
Priority to KR1020010043127A priority Critical patent/KR20030008472A/en
Publication of KR20030008472A publication Critical patent/KR20030008472A/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
    • D06F37/30—Driving arrangements 
    • D06F37/40—Driving arrangements  for driving the receptacle and an agitator or impeller, e.g. alternatively
    • 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
    • D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
    • D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
    • D06F17/08—Driving arrangements for the impeller
    • 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
    • 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 
    • D06F37/304—Arrangements or adaptations of electric motors

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

Abstract

PURPOSE: A power transmission system of a washing machine is provided to prevent a belt from deviating from a pulsator pulley by protrusion ribs formed on the upper and lower parts of the pulsator pulley, even when a motor rotates at a high speed in the situation that the position of a washing tub is changed. CONSTITUTION: A power transmission system of a washing machine includes a pulsator pulley(58a) mounted to a rotation shaft of a pulsator mounted on a bottom surface of a washing tub for forming a water stream to increase the washing efficiency, a motor pulley mounted to a rotation shaft of a motor which supplies driving force to the pulsator, a belt(62) suspended to the motor pulley and the pulsator pulley for transmitting the rotation force of the motor to the pulsator after speed reduction, and belt deviation preventing parts(70a) formed on the pulsator pulley for preventing the deviation of the belt from the pulsator pulley when the position of the pulsator pulley is changed.

Description

세탁기의 동력전달장치 {a power transmission system of washer}Power transmission system of the washing machine {a power transmission system of washer}

본 발명은 세탁기의 동력전달장치에 관한 것으로서, 특히 세탁조의 처짐으로인하여 벨트가 세탁조와 연결된 펄세이터풀리로부터 벗겨지는 것을 방지하는 세탁기의 동력전달장치에 관한 것이다.The present invention relates to a power transmission device for a washing machine, and more particularly, to a power transmission device for a washing machine to prevent the belt from being peeled off from the pulsator pulley connected to the washing tank due to the sagging of the washing tank.

일반적으로 세탁기는 전기를 이용하여 기계적인 작용을 제공하여 의류에 묻은 때 등을 제거하는 기계로서, 의류에 묻은 때는 세탁액 속에 넣으면 세제의 화학작용에 의해 섬유에서 떨어지게 되나 세제만의 작용으로는 오랜 시간이 걸리기 때문에 수류를 강제 발생시켜 마찰이나 진동 등의 기계적인 작용을 가하면 때를 손쉽게 빨리 뺄 수 있게 된다.In general, a washing machine is a machine that removes stains on clothing by providing a mechanical action using electricity.When it is put on clothing, it is removed from the fibers by the chemical action of detergent when put in the washing liquid, Because it takes time, if the water flow is forcibly generated and mechanical action such as friction or vibration can be removed quickly and easily.

도 1은 종래 기술에 따른 2조식 세탁기가 도시된 구성도이고, 도 2는 종래 기술에 따른 동력전달장치의 일부가 도시된 저면도이다.1 is a block diagram showing a two-chamber washing machine according to the prior art, Figure 2 is a bottom view showing a part of the power transmission device according to the prior art.

종래의 2조식 세탁기는 세탁조와 탈수조가 각각 독립된 기능을 가지는 것으로 도 1에 도시된 바와 같이 외관을 형성하는 케이스(2) 내부에 세탁물의 세탁 및 헹굼 작동이 일어나는 세탁조(4)와 세탁된 세탁물의 탈수 작동이 일어나는 탈수조(6)가 나란히 내장되고, 상기 케이스(2)의 상측에는 상기 세탁조(4) 및 탈수조(6)로부터 세탁물이 이탈되지 않도록 각각의 덮개(14)(16)가 개폐 가능하게 설치되며, 상기 세탁조(4)의 바닥면에는 세탁물의 때를 빼도록 작용하는 물의 흐름을 만들어주는 펄세이터(8)가 장착되고, 상기 펄세이터(8)는 상기 세탁조(4) 하측에 설치되는 모터(10)에 의해 구동된다.In the conventional two-type washing machine, the washing tank and the dehydration tank each have independent functions, and as shown in FIG. 1, the washing tank 4 and the washed laundry in which the washing and rinsing operations of the laundry occur inside the case 2 forming the exterior. The dehydration tank 6 in which dehydration operation takes place is built side by side, and the lid 14 and 16 are opened and closed on the upper side of the case 2 so that the laundry is not separated from the washing tank 4 and the dehydration tank 6. It is possible to install, the bottom surface of the washing tank (4) is equipped with a pulsator (8) for creating a flow of water to act to remove the time of the laundry, the pulsator (8) is below the washing tank (4) It is driven by the motor 10 installed.

그리고, 상기 펄세이터(8)의 회전축에는 펄세이터풀리(8a)가 연결 설치되고, 상기 모터(10)의 회전축에는 모터풀리(10a)가 연결 설치되며, 상기 펄세이터풀리(8a)와 상기 모터풀리(10a)는 수평한 상태를 이루도록 설치된다.A pulsator pulley 8a is connected to the rotary shaft of the pulsator 8, and a motor pulley 10a is connected to the rotary shaft of the motor 10, and the pulsator pulley 8a and the motor are connected to each other. The pulley 10a is installed to achieve a horizontal state.

여기서, 상기 펄세이터풀리(8a)와 상기 모터풀리(10a) 사이에는 벨트(12)가 V형으로 걸려져서 모터(10)의 회전을 감속하여 펄세이터(8)로 전달한다.In this case, between the pulsator pulley (8a) and the motor pulley (10a) belt 12 is caught in the V-type to reduce the rotation of the motor 10 is transmitted to the pulsator (8).

상기와 같이 구성된 종래 기술의 동작을 살펴보면 다음과 같다.Looking at the operation of the prior art configured as described above are as follows.

세탁할 옷가지와 세탁수 및 세제가 세탁조(4)에 담겨지면 그 무게로 인하여 세탁조(4)는 미소량 아래로 처지게 되고, 상기 세탁조(4)의 저면에 설치된 펄세이터(8) 및 펄세이터(8)의 회전축에 설치되는 펄세이터풀리(8a)도 같이 아래도 처지게 된다.When the clothes to be washed and the washing water and detergent are contained in the washing tank 4, the weight of the washing tank 4 sags below a small amount, and the pulsator 8 and the pulsator installed on the bottom of the washing tank 4 The pulsator pulley 8a provided on the rotating shaft of (8) also sags below.

따라서, 상기 펄세이터풀리(8a)가 아래로 처짐으로 인하여 모터풀리(10a)와 수평한 상태가 어긋나게 되고, 이 상태에서 모터(10)가 회전하면 상기 펄세이터풀리(8a)와 모터풀리(10a) 사이에 걸려진 벨트(12)는 상기 모터(10)의 회전력을 펄세이터(8)로 감속 전달하게 된다.Therefore, the state in which the pulsator pulley 8a is deflected downwardly causes the horizontal state to be displaced from the motor pulley 10a. When the motor 10 rotates in this state, the pulsator pulley 8a and the motor pulley 10a are shifted. The belt 12 is caught between the) to reduce the transmission of the rotational force of the motor 10 to the pulsator (8).

그러나, 종래 기술에 따른 세탁기의 동력전달장치는 상기한 바와 같이 세탁조의 처짐으로 인하여 펄세이터풀리와 모터풀리의 수평한 상태가 어긋나기 때문에 모터가 고속으로 회전되면 모터의 회전력을 펄세이터로 전달하는 벨트가 이탈될 수 있는 문제점이 있다.However, the power transmission device of the washing machine according to the prior art, as described above, because the horizontal state of the pulsator pulley and the motor pulley is shifted due to the sagging of the washing tank, which transmits the rotational force of the motor to the pulsator when the motor rotates at a high speed. There is a problem that the belt can be dislodged.

본 발명은 상기한 종래 기술의 문제점을 해결하기 위하여 안출된 것으로서, 세탁조의 위치가 변동되더라도 모터가 고속 회전될 때 벨트가 세탁조와 연결된 펄세이터풀리로부터 이탈되는 것을 방지하여 제품의 불량률을 줄일 수 있는 세탁기의동력전달장치를 제공하는데 그 목적이 있다.The present invention has been made to solve the above problems of the prior art, even if the position of the washing tank is changed, when the motor is rotated at a high speed to prevent the belt from being separated from the pulsator pulley connected to the washing tank can reduce the defective rate of the product The purpose is to provide a power transmission device of the washing machine.

도 1은 종래 기술에 따른 2조식 세탁기가 도시된 구성도,1 is a block diagram showing a two-chamber washing machine according to the prior art,

도 2는 종래 기술에 따른 동력전달장치의 일부가 도시된 저면도,Figure 2 is a bottom view of a portion of a power train according to the prior art,

도 3은 본 발명에 따른 2조식 세탁기가 도시된 구성도,3 is a block diagram showing a two-type washing machine according to the present invention,

도 4는 본 발명에 따른 동력전달장치의 일부가 도시된 저면도이다.Figure 4 is a bottom view showing a part of the power train according to the invention.

<도면의 주요 부분에 관한 부호의 설명><Explanation of symbols on main parts of the drawings>

52 : 케이스 54 : 세탁조52: case 54: washing tank

56 : 탈수조 58 : 펄세이터56: dehydration tank 58: pulsator

58a : 펄세이터풀리 60 : 모터58a: pulsator pulley 60: motor

60a : 모터풀리 62 : 벨트60a: motor pulley 62: belt

70a, 70b : 돌출리브70a, 70b: protruding rib

상기한 과제를 해결하기 위한 본 발명에 따른 세탁기의 동력전달장치는 세탁조의 저면에 설치되어 세탁 효율을 증대시킬 수 있도록 수류를 형성하는 펄세이터의 회전축에 설치된 펄세이터풀리와, 상기 펄세이터에 구동력을 공급하는 모터의 회전축에 설치된 모터풀리와, 상기 모터풀리와 상기 펄세이터풀리 사이에 걸려져서 모터의 회전을 감속하여 펄세이터에 전달하는 벨트와, 상기 펄세이터풀리에 형성되어 상기 펄세이터풀리의 위치가 변동될 때 상기 벨트가 이탈되는 것을 방지하는 벨트이탈방지부로 구성된다.The power transmission device of the washing machine according to the present invention for solving the above problems is a pulsator pulley installed on the rotary shaft of the pulsator is installed on the bottom of the washing tank to form a water flow to increase the washing efficiency, the driving force to the pulsator A motor pulley provided on a rotating shaft of a motor for supplying a motor, a belt which is caught between the motor pulley and the pulsator pulley to decelerate the rotation of the motor and is transmitted to a pulsator, and formed on the pulsator pulley, It is composed of a belt departure prevention portion for preventing the belt from being separated when the position is changed.

이하, 본 발명의 실시 예를 첨부된 도면을 참조하여 상세히 설명한다.Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 3은 본 발명에 따른 2조식 세탁기가 도시된 구성도이고, 도 4는 본 발명에 따른 동력전달장치의 일부가 도시된 저면도이다.3 is a block diagram showing a two-chamber washing machine according to the present invention, Figure 4 is a bottom view showing a part of the power transmission device according to the present invention.

상기 본 발명에 따른 2조식 세탁기는 도 3에 도시된 바와 같이 외관을 형성하는 케이스(52) 내부에 세탁물을 세탁하고 헹굼 작동시키는 세탁조(54)와 세탁된 세탁물을 탈수시키는 탈수조(56)가 나란히 내장되고, 상기 케이스(52)의 상측에는 상기 세탁조(54) 및 탈수조(56)로부터 세탁물이 이탈되지 않도록 세탁조 덮개(64) 및 탈수조 덮개(66)가 개폐 가능하게 설치되며, 상기 세탁조(54)의 바닥면에는 세탁물의 때를 빼도록 작용하는 물의 흐름을 만들어주는 펄세이터(58)가 장착되고, 상기 펄세이터(58)는 상기 세탁조(54) 하측에 설치되는 모터(60)에 의해 구동된다.In the two-type washing machine according to the present invention, a washing tank 54 for washing and rinsing laundry and a dehydrating tank 56 for dehydrating the washed laundry are provided in a case 52 forming an exterior as shown in FIG. 3. Built-in side by side, the upper side of the case 52, the washing tank cover 64 and the dehydration tank cover 66 is installed to open and close so that the laundry is not separated from the washing tank 54 and the dehydration tank 56, the washing tank The bottom surface of the 54 is equipped with a pulsator 58 to create a flow of water acting to remove the laundry time, the pulsator 58 is mounted on the motor 60 installed below the washing tank (54) Driven by.

여기서, 상기 모터(60)의 회전력은 풀리와 벨트에 의해 상기 펄세이터(58)로 감속 전달하는 방식을 채택하고 있다.Here, the rotational force of the motor 60 adopts a method of decelerating and transmitting the pulley and the belt to the pulsator 58.

따라서, 상기 펄세이터(58)의 하측에 형성된 회전축에는 펄세이터풀리(58a)가 연결 설치되고, 상기 모터(60)의 상측에 형성된 회전축에는 모터풀리(60a)가 연결 설치되며, 상기 펄세이터풀리(58a)와 상기 모터풀리(60a)는 수평한 상태를 이루도록 설치된다.Therefore, a pulsator pulley 58a is connected to the rotary shaft formed below the pulsator 58, and a motor pulley 60a is connected to the rotary shaft formed above the motor 60, and the pulsator pulley is installed. 58a and the motor pulley 60a are installed to form a horizontal state.

그리고, 상기 펄세이터풀리(58a)와 상기 모터풀리(60a) 사이에는 벨트(62)가 V형으로 걸려져서 상기 모터(60)의 회전력을 펄세이터(58)로 감속 전달한다.In addition, a belt 62 is caught in a V-shape between the pulsator pulley 58a and the motor pulley 60a to reduce and transmit the rotational force of the motor 60 to the pulsator 58.

상기 펄세이터풀리(58a)에는 상기 펄세이터풀리(58a)의 위치가 변동될 때 상기 벨트(62)가 이탈되는 것을 방지하기 위하여 벨트이탈방지부가 형성된다.The pulsator pulley 58a is provided with a belt detachment prevention part to prevent the belt 62 from being separated when the position of the pulsator pulley 58a is changed.

여기서, 상기 벨트이탈방지부는 도 3과 도 4에서 보는 바와 같이 상기 펄세이터풀리(58a)의 상측면과 하측면에 그 둘레방향으로 돌출된 돌출리브(70a)(70b)인 것으로 상기 펄세이터(58)의 전둘레에 걸쳐 다수개가 형성된다.3 and 4, the belt detachment prevention part is a protruding rib 70a or 70b protruding in the circumferential direction on the upper and lower surfaces of the pulsator pulley 58a. 58 are formed throughout the entire circumference of 58).

따라서, 상기 펄세이터풀리(58a)가 상하방향으로 움직여 상기 모터풀리(60a)와 수평한 위치가 어긋나더라도 상기 펄세이터풀리(58a)의 외둘레에 걸려진 벨트(62)는 상기 돌출리브(70a)(70b)에 걸려 이탈되지 않게 된다.Therefore, even if the pulsator pulley 58a moves in the vertical direction and shifts the horizontal position with the motor pulley 60a, the belt 62 caught on the outer circumference of the pulsator pulley 58a is the protruding rib 70a. ) 70b so as not to be separated.

상기와 같이 구성된 본 발명의 동작을 살펴보면 다음과 같다.Looking at the operation of the present invention configured as described above are as follows.

세탁할 옷가지와 세탁수 및 세제가 세탁조(54)에 담겨지면 그 무게로 인하여 세탁조(54)는 미소량 아래로 처지게 되고, 상기 세탁조(54)의 저면에 설치된 펄세이터(58) 및 펄세이터(58)의 회전축에 설치되는 펄세이터풀리(58a)도 같이 아래로처지게 된다.When the clothes to be washed, the wash water, and the detergent are contained in the washing tank 54, the washing tank 54 sags under a small amount due to the weight thereof, and the pulsator 58 and the pulsator installed on the bottom of the washing tank 54. The pulsator pulley 58a provided on the rotating shaft of 58 is also sag down.

따라서, 상기 펄세이터풀리(58a)가 아래로 처지기 때문에 상기 펄세이터풀리(58a)는 모터풀리(60a)와 수평한 상태가 어긋나게 되고, 이 상태에서 상기 펄세이터풀리(58a)와 모터풀리(60a) 사이에 걸려진 벨트(62)는 모터(60)가 고속으로 회전되더라도 상기 벨트(62)는 상기 펄세이터풀리(58a)의 외둘레에 상하측에 형성된 돌출리브(70a)(70b)에 걸림되어 이탈되지 않고 모터(60)의 회전력을 펄세이터(58)로 감속하여 전달하게 된다.Therefore, since the pulsator pulley 58a sags downward, the pulsator pulley 58a is displaced horizontally with the motor pulley 60a, and in this state, the pulsator pulley 58a and the motor pulley 60a. The belt 62 caught between the) is caught by the protruding ribs 70a and 70b formed on the outer circumference of the pulsator pulley 58a even though the motor 60 is rotated at a high speed. In this way, the rotational force of the motor 60 is decelerated and transmitted to the pulsator 58 without being separated.

상기와 같이 구성되는 본 발명에 따른 세탁기의 동력전달장치에는 세탁조와 연결된 펄세이터풀리의 상측면과 하측면으로부터 각각 돌출된 돌출리브가 형성됨으로 세탁조의 위치가 변경된 상태에서 모터가 고속으로 회전되더라도 벨트는 상기 돌출리브에 걸림되어 펄세이터풀리로부터 이탈되는 것이 방지되기 때문에 간단한 구조변경을 통하여 제품의 불량률을 줄일 수 있는 이점이 있다.In the power transmission device of the washing machine according to the present invention configured as described above, the belt is formed even when the motor is rotated at a high speed in the state in which the washing tank is changed because protrusion ribs protruding from the upper and lower surfaces of the pulsator pulley connected to the washing tank are formed. Since the seizure of the protruding ribs is prevented from being separated from the pulsator pulley, there is an advantage of reducing the defective rate of the product through a simple structural change.

Claims (3)

세탁조의 저면에 설치되어 세탁 효율을 증대시킬 수 있도록 수류를 형성하는 펄세이터의 회전축에 설치된 펄세이터풀리와, 상기 펄세이터에 구동력을 공급하는 모터의 회전축에 설치된 모터풀리와, 상기 모터풀리와 상기 펄세이터풀리 사이에 걸려져서 모터의 회전을 감속하여 펄세이터에 전달하는 벨트와, 상기 펄세이터풀리에 형성되어 상기 펄세이터풀리의 위치가 변동될 때 상기 벨트가 이탈되는 것을 방지하는 벨트이탈방지부가 포함되어 구성되는 것을 특징으로 하는 세탁기의 동력전달장치.A pulsator pulley installed on a rotating shaft of a pulsator which is installed at the bottom of the washing tank to form a water flow to increase washing efficiency, a motor pulley installed on a rotation shaft of a motor for supplying a driving force to the pulsator, and the motor pulley and the A belt that is caught between the pulsator pulleys to reduce the rotation of the motor to be transmitted to the pulsator, and a belt detachment prevention portion formed on the pulsator pulley to prevent the belt from being separated when the position of the pulsator pulley is changed. Power transmission device of the washing machine characterized in that the configuration. 제 1 항에 있어서,The method of claim 1, 상기 벨트이탈방지부는 상기 펄세이터풀리의 상측면과 하측면으로부터 둘레방향으로 돌출되게 형성된 돌출리브인 것을 특징으로 하는 세탁기의 동력전달장치.The belt detachment prevention unit is a power transmission device of the washing machine, characterized in that the protruding rib formed to protrude in the circumferential direction from the upper and lower surfaces of the pulsator pulley. 제 2 항에 있어서,The method of claim 2, 상기 돌출리브는 상기 펄세이터풀리의 전둘레에 걸쳐 다수개가 형성된 것을 특징으로 하는 세탁기의 동력전달장치.The protruding rib is a power transmission device of the washing machine, characterized in that a plurality is formed over the entire circumference of the pulsator pulley.
KR1020010043127A 2001-07-18 2001-07-18 a power transmission system of washer KR20030008472A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220148030A (en) * 2021-04-28 2022-11-04 일쌍산업영농조합법인 Desiccating apparatus For Cereal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220148030A (en) * 2021-04-28 2022-11-04 일쌍산업영농조합법인 Desiccating apparatus For Cereal

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