KR0138907Y1 - A vibration decreasing apparatus of a washing machine - Google Patents

A vibration decreasing apparatus of a washing machine Download PDF

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Publication number
KR0138907Y1
KR0138907Y1 KR2019960013940U KR19960013940U KR0138907Y1 KR 0138907 Y1 KR0138907 Y1 KR 0138907Y1 KR 2019960013940 U KR2019960013940 U KR 2019960013940U KR 19960013940 U KR19960013940 U KR 19960013940U KR 0138907 Y1 KR0138907 Y1 KR 0138907Y1
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KR
South Korea
Prior art keywords
washing
friction member
washing machine
vibration
tank
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KR2019960013940U
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Korean (ko)
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KR970062441U (en
Inventor
이준엽
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김광호
삼성전자주식회사
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Application filed by 김광호, 삼성전자주식회사 filed Critical 김광호
Priority to KR2019960013940U priority Critical patent/KR0138907Y1/en
Priority to US08/856,086 priority patent/US5946947A/en
Priority to JP12751897A priority patent/JP2991671B2/en
Priority to CN97104297A priority patent/CN1085270C/en
Priority to EP97303439A priority patent/EP0808933A3/en
Priority to BR9703303A priority patent/BR9703303A/en
Publication of KR970062441U publication Critical patent/KR970062441U/en
Application granted granted Critical
Publication of KR0138907Y1 publication Critical patent/KR0138907Y1/en

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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/20Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
    • D06F37/24Mountings, 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 vertical axis
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/26Casings; Tubs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Abstract

본 고안은 자동세탁기의 진동감소장치에 관한 것으로, 세탁행정을 선택적으로 조작하는 콘트롤부가 장착되는 세탁기 본체와, 세탁기본체 내부에 장착되어 세탁수를 저수하며 탈수행정시 발생되는 진동을 감소시키는 댐퍼를 구비한 세탁조와, 세탁조 내부에 구동부에 의해 회전 가능하게 장착되어 내부에 정, 역방향으로 회전가능하게 장착되는 회전날개와 선택적으로 회전되는 탈수조를 구비하는 자동세탁기의 진동 감소장치에 있어서, 상기 구동부 저면에 일체로 형성되는 지지봉과, 상기 지지봉 하측에 일체로 장착되어 세탁조 유동에 따른 진동을 세탁기 본체에 전달하는 제1 마찰부재와, 상기 제1 마찰부재와 접촉되는 초기상태를 유지하여 상기 세탁기본체에 장착되며, 상기 제1 마찰부재와의 마찰접촉에 의해 세탁조의 진동을 감소시키는 제2 마찰부재와, 상기 구동부 저면과 상기 제1 마찰부재 상면사이에 설치되어 상기 제2 마찰부재에 대해 제1 마찰부재의 접촉된 초기상태를 탄성바이어스하는 탄성부재를 구비하여 구성됨을 특징으로 하는 자동세탁기의 진동감소장치를 제공한다.The present invention relates to a vibration reducing device of an automatic washing machine, and a washing machine body equipped with a control unit for selectively operating a washing stroke, and a damper mounted inside the washing machine body to store washing water and to reduce vibration generated during dehydration stroke. A vibration washing apparatus of an automatic washing machine having a washing tank provided, a rotating blade mounted rotatably by a driving unit inside the washing tank and rotatably mounted in a forward and reverse direction, and a dewatering tank selectively rotating. The support body is formed integrally on the bottom surface, the first friction member is integrally mounted to the lower support rod to transmit the vibration according to the flow of the washing tub to the washing machine body, and maintain the initial state in contact with the first friction member the washing machine body A second hemp mounted on the second to reduce the vibration of the washing tank by the frictional contact with the first friction member. And an elastic member disposed between the bottom surface of the driving unit and the upper surface of the first friction member to elastically bias the initial state of contact of the first friction member with respect to the second friction member. It provides a vibration reducing device.

Description

자동세탁기의 진동감소장치Vibration reducing device of automatic washing machine

제1도는 종래기술에 의한 진동감소장치가 적용된 세탁기의 개략도.1 is a schematic view of a washing machine to which a vibration reduction device according to the prior art is applied.

제2도는 본 고안의 일실시예에 의한 진동감소장치가 적용된 세탁기의 개략도.2 is a schematic view of a washing machine to which a vibration reduction device according to an embodiment of the present invention is applied.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

10 : 지지봉 11 : 제1 마찰부재10 support bar 11 first friction member

12 : 제2 마찰부재 13 : 탄성부재12: second friction member 13: elastic member

15 : 고정링 16 : 제3 마찰부재15: retaining ring 16: the third friction member

본 고안은 자동세탁기의 진동감소장치에 관한 것으로, 더욱 상세하게는 자동세탁기의 탈수행정 초기에 세탁물의 편심으로 인한 세탁조의 언바란스(unbalance)에 따라 발생되는 진동 및 소음을 감소시켜 안정된 세탁행정을 수행할 수 있도록 한 자동세탁기의 진동감소장치에 관한 것이다.The present invention relates to a vibration reducing device of an automatic washing machine, and more particularly, to reduce the vibration and noise generated by the unbalance of the washing tank due to the eccentricity of laundry in the initial stage of dehydration of the automatic washing machine. It relates to a vibration reducing device of an automatic washing machine.

제1도에 개략적으로 도시된 바와같이, 종래기술에 의한 진동감소 장치가 장착된 자동세탁기구조는, 세탁기본체(1) 상부에 세탁, 헹굼, 배수 및 탈수행정을 마이콤에 의해 미리 프로그램화시켜 두어 사용자에 의해 선택적으로 해당버튼을 조작하여 세탁을 하게 되는 콘트롤부(미도시됨)가 상부커버(6) 소정위치에 장착되며, 세탁기본체(1) 내부에 세탁시 필요한 세탁수를 소정레벨로써 저수하는 세탁조(2)가 장착되며, 전술한 세탁조(2)는 일단이 세탁기본체(1) 내부 상측에 고정되며 타단이 세탁조(2) 외주연 하측에 고정되는 수개의 서스펜션바(7)의 댐퍼(8)에 의해 탈수행정시 발생되는 진동 및 소음을 감소시키도록 장착된다.As schematically shown in FIG. 1, the automatic washing machine structure equipped with the vibration reduction device according to the prior art has pre-programmed washing, rinsing, draining and dehydrating strokes on the washing machine body 1 by a microcomputer. A control unit (not shown) for washing by selectively operating a corresponding button by a user is mounted at a predetermined position of the upper cover 6, and the washing water required for washing in the washing machine body 1 is stored at a predetermined level. The washing tank 2 is mounted, and the washing tank 2 described above is damper of several suspension bars 7 having one end fixed to an upper side inside the washing machine body 1 and the other end fixed to a lower side of the outer periphery of the washing tank 2. 8) to reduce vibration and noise generated during dehydration operation.

세탁조(2)내부에 세탁물이 투입되며 상측에 염수가 내부에 수용되어 탈수시 탈수조(4)의 무게중심을 교정해주는 액체 바란서(9)가 환형으로 형성되는 탈수조(4)가 구동부(3)에 의해 회전가능하게 장착되며, 탈수조(4)는 세탁 및 헹굼 행정시에는 정지하며, 탈수행정시에는 내부에 정, 역방향으로 반복적으로 회전가능하게 장착되는 회전날개(5)와 일방향으로 회전되어 탈수행정을 수행하도록 장착된다.Laundry is introduced into the washing tank (2) and the dehydration tank (4) in which the liquid balancer (9) is formed in an annular shape to correct the center of gravity of the dehydration tank (4) when the salt water is accommodated inside the washing tank (2). 3) rotatably mounted, the dehydration tank (4) is stopped in the washing and rinsing stroke, and in one direction with the rotary blade (5), which is repeatedly rotatably mounted in the forward and reverse directions during the dehydration administration. Rotated and mounted to perform dehydration stroke.

위와같이 구성되는 자동세탁기의 세탁, 헹굼, 배수행정이 완료되고 탈수행정이 시작되는 경우, 탈수조(4) 및 회전날개(5) 회전으로 세탁조(2)로부터 세탁수가 배출되며, 이와 동시에 세탁물의 중량이 줄어들게 됨에 따라 댐퍼(8)의 스프링(8A)은 압축상태에서 복원된다. 이로인해 승하강하는 댐퍼(8)의 시일(8B)에 의해 탈수행정시 세탁물의 편심으로 인한 세탁조의 언바란스에 따라 발생되는 진동 및 소음이 감소된다.When the washing, rinsing, and draining stroke of the automatic washing machine configured as above is completed and the dehydrating stroke is started, the washing water is discharged from the washing tank 2 by the rotation of the dehydration tank 4 and the rotary vanes 5, and at the same time As the weight is reduced, the spring 8A of the damper 8 is restored in the compressed state. This reduces the vibration and noise generated by the unbalance of the washing tank due to the eccentricity of the laundry during the dehydration operation by the seal 8B of the damper 8 which moves up and down.

그러나, 전술한 세탁조(2)의 진동을 감쇄시키는 댐퍼(8)구조는 탈수조(4) 및 세탁조(2)에 세탁물 및 세탁수가 전혀 없는 상태 즉, 무부하 상태에서의 세탁조(2)의 무게중심에 따라 스프링(8A)의 탄성계수가 설계되어 설정된 것이다.However, the damper 8 structure for damping the vibration of the washing tank 2 described above has a center of gravity of the washing tank 2 in the dehydration tank 4 and the washing tank 2 in which there is no laundry and no washing water at all. In accordance with the elastic modulus of the spring (8A) is designed and set.

따라서, 세탁물이 규정된 용량 이상이거나 탈수행정시 세탁물이 일측으로 편심되어지는 경우 전술한 댐퍼(8)의 기능이 원활하게 작동하지 못해 진동 및 소음이 심하게 발생되며, 이로인해 세탁기 내부부품의 조립부위 및 구동부에 무리한 과부하가 발생되어 내구성이 저하된다.Therefore, when the laundry is more than the prescribed capacity or the laundry is eccentric to one side during the dehydration administration, the function of the above-mentioned damper (8) does not operate smoothly, causing severe vibration and noise, thereby causing the assembly of the internal parts of the washing machine And excessive overload is generated in the driving unit, thereby reducing durability.

또한, 세탁조(2)가 규정이상의 진동으로 인해 정지되어 세탁행정이 미리 프로그램화된 순서대로 안정적으로 수행되지 못해 일부 세탁행정이 반복되는 경우 사용자로부터 제품의 신뢰도가 크게 떨어지는 것이다.In addition, when the washing tank 2 is stopped due to the vibration of the above-described regulations, the washing administration is not performed stably in a pre-programmed order, so that the reliability of the product is greatly reduced from the user when some washing administration is repeated.

따라서, 본 고안의 목적은, 자동세탁기의 탈수행정 초기에 세탁물의 편심 및 세탁물이 규정용량이상인 경우에도 세탁조의 상하, 좌우 및 회전운동에 따라 진동발생됨을 최소화하여 안정된 세탁행정 수행으로 제품의 신뢰도를 높일 수 있도록 한 자동세탁기의 진동감소장치를 제공하는 것이다.Therefore, the object of the present invention is to minimize the occurrence of vibration according to the upper and lower, left and right and the rotational movement of the washing tank even when the laundry eccentricity and the laundry in the initial stage of the dehydration of the automatic washing machine, the reliability of the product by performing a stable washing administration It is to provide a vibration reducing device of the automatic washing machine to increase.

본 고안의 다른 목적은, 탈수행정시 진동 발생으로 인해 세탁기의 조립구조 및 구동부에 과부하의 발생됨을 방지하여 이들의 내구성을 향상시킬 수 있도록 한 자동세탁기의 진동감소장치를 제공하는 것이다.Another object of the present invention is to provide an apparatus for reducing vibration of an automatic washing machine, which prevents an overload of an assembly structure and a driving part of a washing machine due to vibrations during dehydration operation, thereby improving their durability.

전술한 본 고안의 목적은, 세탁행정을 선택적으로 조작하는 콘트롤부가 장착되는 세탁기본체와, 세탁기본체 내부에 장착되어 세탁수를 저수하며 탈수행정시 발생되는 진동을 감소시키는 댐퍼를 구비한 세탁조와, 세탁조 내부에 구동부에 의해 회전가능하게 장착되어 내부에 정, 역방향으로 회전가능하게 장착되는 회전날개와 선택적으로 회전되는 탈수조를 구비하는 자동세탁기의 진동감소장치에 있어서, 상기 구동부 저면에 일체로 형성되는 지지봉과, 상기 지지봉 하측에 일체로 장착되어 세탁조 유동에 따른 진동을 세탁기본체에 전달하는 제1 마찰부재와, 상기 제1 마찰부재와 접촉되는 초기상태를 유지하여 상기 세탁기본체에 장착되며, 상기 제1 마찰부재와의 마찰접촉에 의해 세탁조의 진동을 감소시키는 제2 마찰부재와, 상기 구동부 저면과 상기 제1 마찰부재 상면사이에 설치되어 상기 제2 마찰부재에 대해 제1 마찰부재의 접촉된 초기상태를 탄성바이어스하는 탄성부재를 구비하여 구성됨을 특징으로 하는 자동세탁기의 진동감소장치를 제공함에 의해 달성된다.An object of the present invention described above, a washing machine body equipped with a control unit for selectively operating the washing stroke, and a washing tank having a damper mounted inside the washing machine body to store the washing water and to reduce the vibration generated during the dehydration stroke, A vibration reducing device of an automatic washing machine having a rotating blade mounted rotatably by a driving unit inside a washing tank and rotatably mounted in a forward and reverse direction and a dewatering tank that is selectively rotated, wherein the vibration reduction device of the automatic washing machine is integrally formed on the bottom surface of the driving unit. And a support rod which is integrally mounted to the support rod lower side to transfer vibrations of the washing tank to the washing machine body, and is mounted to the washing machine body while maintaining an initial state of contact with the first friction member. A second friction member which reduces vibration of the washing tank by frictional contact with the first friction member, and a bottom surface of the driving unit. It is provided between the first friction member upper surface is provided with a vibration reducing device of the automatic washing machine characterized in that it comprises an elastic member for elastically biasing the initial state of contact of the first friction member with respect to the second friction member. Is achieved.

본 고안의 바람직한 특징은, 상기 제1 마찰부재와 제2 마찰부재의 접촉면중 적어도 어느 일측에 마찰력을 증대시켜주는 제3 마찰부재가 장착됨을 특징으로 한다.A preferred feature of the present invention is characterized in that the third friction member for increasing the frictional force is mounted on at least one side of the contact surface of the first friction member and the second friction member.

이하, 본 고안의 바람직한 일실시예를 첨부도면에 따라 상세하게 설명한다.Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

제2도는 본 고안에 의한 진동감소장치가 적용된 세탁기의 개략도이다.2 is a schematic view of a washing machine to which the vibration reducing device according to the present invention is applied.

도면에 도시된 바와같이, 세탁기본체(1) 상부에 장착되어 세탁, 헹굼, 배수 및 탈수행정을 미리 마이콤에 의해 프로그램화 시켜두어 사용자에 의해 해당버튼을 선택적으로 조작하여 세탁하게 되는 콘트롤부와, 세탁기본체(1) 내부에 장착되어 세탁수를 일정 레벨로서 저수하며, 탈수행정시 발생되는 진동을 감소시키도록 댐퍼(8)가 장착되는 세탁조(2)와, 세탁조(2) 내부에 구동부(3) 구동에 의해 회전가능하게 장착되어 세탁 및 헹굼 행정중에는 정지하며, 탈수행정시에는 내부에 정, 역방향으로 반복적으로 회전가능하게 장착되는 회전날개(5)와 일방향으로 회전하는 탈수조(4)에 대한 구성은, 제1도에 도시된 종래의 구성과 동일하므로 이에 대한 구성 및 작동의 상세한 설명은 생략하며, 인용부호를 동일하게 표기하였다.As shown in the figure, the control unit is mounted on the washing machine body (1) and the washing, rinsing, drainage and dehydration stroke is programmed by the microcomputer in advance by the user to selectively operate the corresponding button to wash; Washing tank (2) mounted inside the washing machine body (1) to store the wash water at a certain level, and equipped with a damper (8) to reduce the vibration generated during the dehydration operation, and the driving unit (3) inside the washing tank (2) It is rotatably mounted by driving and stops during washing and rinsing stroke, and in the dehydration stroke, it rotates to the rotary blade 5 and the dehydration tank 4 which rotates in one direction. Since the configuration is the same as the conventional configuration shown in FIG. 1, detailed descriptions of the configuration and operation thereof are omitted, and the reference numerals are the same.

따라서, 본 고안의 바람직한 일실시예에 의하면, 전술한 구동부(3) 저면에 봉형상의 지지봉(10)을 일체로 장착하며, 지지봉(10) 하측에 세탁시 세탁조(2) 유동에 따른 진동을 세탁기본체(1)에 전달하는 소정형상의 제1 마찰부재(11)가 일체로 장착되며, 세탁기본체(1) 내부 저면에 지지편(14)이 일체로 장착되며, 제1 마찰부재(11)와 마찰접촉하여 세탁조(2)에 발생되는 진동을 감소시키는 제2 마찰부재(12)를 지지편(14)에 장착하되, 제2 마찰부재(12)에 대해 접촉되는 제1 마찰부재(11)의 초기상태를 탄성바이어스하는 탄성부재(13)가 구동부(3) 저면과 제1 마찰부재(11) 상면사이에 장착된다.Therefore, according to a preferred embodiment of the present invention, the rod-shaped support rod 10 is integrally mounted on the bottom of the driving unit 3 described above, and the vibration caused by the flow of the washing tub 2 during washing under the support rod 10 is washed. The first friction member 11 having a predetermined shape to be transmitted to the main body 1 is integrally mounted, and the support piece 14 is integrally mounted on the inner bottom of the washing machine body 1, and the first friction member 11 The second friction member 12 is mounted on the support piece 14 to reduce the vibration generated in the washing tub 2 by frictional contact, but the first friction member 11 is in contact with the second friction member 12. An elastic member 13 for elastically biasing the initial state is mounted between the bottom surface of the driving unit 3 and the upper surface of the first friction member 11.

지지봉(10)으로부터 제1 마찰부재(11)의 이탈됨을 방지하는 고정링(15)이 지지봉(10) 하측에 장착되며, 제2 마찰부재(12) 상면에 제1 마찰부재(11)와의 마찰력을 증대시키는 제3 마찰부재(16)가 일체로 장착된다.A fixing ring 15 is installed below the support rod 10 to prevent the first friction member 11 from being separated from the support rod 10, and has a frictional force with the first friction member 11 on the upper surface of the second friction member 12. The third friction member 16 to increase the pressure is integrally mounted.

위와같이 구성되는 본 고안에 의한 자동세탁기의 진동감소장치의 작동을 설명하면, 세탁조(2)에 세탁수가 소정량으로 저수되며 탈수조(4)에 소정의 세탁물과 분말세제가 투입됨에 따라 세탁조(2)의 중량은 최대가 되며, 이로인해 세탁조(2) 외측 하부에 장착된 댐퍼(8)의 스프링(8A)은 압축상태가 됨과 동시에 세탁조(2)는 스프링(8A)의 탄성력 만큼 하강하게 된다.Referring to the operation of the vibration reducing device of the automatic washing machine according to the present invention constituted as described above, the washing water is stored in the washing tank (2) in a predetermined amount and the laundry and powder detergent are put into the dehydrating tank (4). The weight of 2) becomes the maximum, whereby the spring 8A of the damper 8 mounted on the lower portion of the outer side of the washing tank 2 is compressed and at the same time the washing tank 2 is lowered by the elastic force of the spring 8A. .

이후 상부커버 소정위치에 장착되는 콘트롤부의 해당 조작버튼을 사용자가 선택함에 따라 세탁기는 세탁, 헹굼, 배수, 탈수행정을 미리 프로그램화된 순서에 따라 세탁행정을 수행하게 된다.Thereafter, as the user selects a corresponding operation button of the control unit mounted at the predetermined position of the upper cover, the washing machine performs the washing stroke according to a pre-programmed order of washing, rinsing, draining, and dehydrating stroke.

전술한 세탁행정중 구동부(3) 구동으로 탈수조(4) 및 탈수조(4) 내부에 장착되는 회전날개(5)의 회전으로 인한 탈수행정 초기에, 탈수조(4)의 세탁물로부터 세탁수가 탈수되어 배출됨에 따라 세탁물의 중량이 점진적으로 줄어들게 되며, 이로인해 세탁조(2)의 중량 또한 감소된다.Washing water from the laundry of the dehydration tank 4 at the initial stage of the dehydration stroke due to the rotation of the dehydration tank 4 and the rotary blade 5 mounted inside the dehydration tank 4 by driving the driving unit 3 during the washing operation. As it is dehydrated and discharged, the weight of the laundry is gradually reduced, and as a result, the weight of the washing tank 2 is also reduced.

이로인해 세탁조(2)에 장착된 댐퍼(8)의 스프링(8A)이 압축상태에서 복원됨에 따라 서스펜션바(7)에 의해 탈수시 세탁조(2)에 발생되는 진동은 흡수되어 1차적으로 감소되어 진다.Due to this, as the spring 8A of the damper 8 mounted on the washing tank 2 is restored in the compressed state, the vibration generated in the washing tank 2 when the water is dehydrated by the suspension bar 7 is first absorbed. Lose.

한편, 세탁물과 세탁수의 중량에 의해 탄성부재(13)는 압착상태가 되므로 탈수시 세탁물의 심한 편심 및 세탁물의 용량이 규정이상인 경우 세탁조(2)의 회전운동, 직선운동 및 상하방향으로의 운동에 따른 초기 진동은, 세탁조(2)의 구동부(3)에 일체로 장착된 지지봉(10)에 장착된 제1 마찰부재(11)와, 제1 마찰부재(11)와 항시 마찰접촉되게 세탁기본체(1)에 탄성바이어스된 제2 마찰부재(12)의 접촉면에 형성된 제3 마찰부재(16)의 상호 마찰접촉에 의해 탈수시 초기진동량은 상대적으로 감소되어지는 것이다.On the other hand, since the elastic member 13 is compressed by the weight of the laundry and the washing water, when the dehydration causes severe eccentricity of the laundry and the capacity of the laundry is more than specified, the rotational movement of the washing tub 2, the linear movement and the movement in the vertical direction According to the initial vibration, the washing machine body is always in friction contact with the first friction member 11 and the first friction member 11 mounted on the support rod 10 integrally mounted to the driving unit 3 of the washing tub 2. By the mutual frictional contact of the third friction member 16 formed on the contact surface of the second friction member 12 elastically biased in (1), the initial vibration amount during dehydration is relatively reduced.

또한, 탈수행정이 완료된 다음에도 제1 마찰부재(11)와 제3 마찰부재(16)는 탄성부재(13)에 의해 계속적으로 마찰접촉을 하게 되며, 이로인해 세탁용량에 따라 발생되는 진동을 조절하여 감소시킬수 있는 것이다.In addition, even after the dehydration stroke is completed, the first friction member 11 and the third friction member 16 are continuously brought into frictional contact by the elastic member 13, thereby adjusting vibration generated according to the washing capacity. Can be reduced.

이상에서와 같이, 본 고안에 의한 자동세탁기의 진동 감소장치는, 자동세탁기의 탈수행정 초기에 세탁물의 편심 및 세탁물의 규정용량 증가로 인해 세탁조에 발생되는 진동이 감소되어지며, 이로인해 세탁조의 진동발생으로 인한 정지됨을 방지하여 세탁행정이 안정적으로 수행되므로 세탁시간을 단축시키는 이점과, 탈수행정시 세탁조에 발생되는 진동 및 충격 발생방지로 세탁기 구조물 및 구동부에 과부하가 발생됨을 방지하여 내구성을 향상시키는 이점을 갖게 된다.As described above, the vibration reduction device of the automatic washing machine according to the present invention, the vibration generated in the washing tank is reduced due to the eccentricity of the laundry and the increase in the prescribed capacity of the laundry at the initial stage of the dehydration operation of the automatic washing machine, thereby causing vibration of the washing tank Washing operation is performed stably by preventing stoppage due to occurrence, which reduces the washing time, and prevents overloading of the washing machine structure and driving part by preventing vibration and shock generated in the washing tank during dehydration operation, thereby improving durability. You have an advantage.

Claims (2)

세탁행정을 선택적으로 조작하는 콘트롤부가 장착되는 세탁기 본체와, 세탁기본체 내부에 장착되어 세탁수를 저수하며 탈수행정시 발생되는 진동을 감소시키는 댐퍼를 구비한 세탁조와, 세탁조 내부에 구동부에 의해 회전가능하게 장착되어 내부에 정, 역방향으로 회전가능하게 장착되는 회전날개와 선택적으로 회전되는 탈수조를 구비하는 자동세탁기의 진동감소장치에 있어서, 상기 구동부 저면에 일체로 형성되는 지지봉과, 상기 지지봉 하측에 일체로 장착되어 세탁조 유동에 따른 진동을 세탁기본체에 전달하는 제1 마찰부재와, 상기 제1 마찰부재와 접촉되는 초기상태를 유지하여 상기 세탁기 본체에 장착되며, 상기 제1 마찰부재와의 마찰접촉에 의해 세탁조의 진동을 감소시키는 제2 마찰부재와, 상기 구동부 저면과 상기 제1 마찰부재 상면사이에 설치되어 상기 제2 마찰부재에 대해 제1 마찰부재의 접촉된 초기상태를 탄성바이어스하는 탄성부재를 구비하여 구성됨을 특징으로 하는 자동세탁기의 진동감소장치.Washing machine main body equipped with a control unit for selectively operating the washing stroke, the washing tank equipped with a damper mounted inside the washing machine body to store the washing water and to reduce the vibration generated during the dehydration stroke, rotatable by the drive unit inside the washing tank A vibration reducing device of an automatic washing machine having a dehydrating tank that is selectively rotated and rotatably mounted inside and rotatably in a forward and reverse direction, comprising: a support rod integrally formed on a bottom surface of the driving unit, and a lower portion of the support rod; A first friction member which is integrally mounted and transmits vibrations according to the flow of the washing tub to the washing machine main body, is mounted on the washing machine main body while maintaining an initial state of contact with the first friction member, and friction contact with the first friction member. The second friction member for reducing the vibration of the washing tank, the lower surface of the drive unit and the upper surface of the first friction member Is provided on the second friction vibration reduction apparatus of an automatic washing machine, characterized by configured by comprising an elastic member that elastically biases the initial contact state of the first friction member against a member. 제1항에 있어서 상기 제1 마찰부재와 제2 마찰부재의 접촉면중 적어도 어느 일측에 마찰력을 증대시켜주는 제3 마찰부재가 장착됨을 특징으로 하는 자동세탁기의 진동감소장치.The vibration reducing device of the automatic washing machine according to claim 1, wherein a third friction member for increasing friction is mounted on at least one of the contact surfaces of the first friction member and the second friction member.
KR2019960013940U 1996-05-21 1996-05-30 A vibration decreasing apparatus of a washing machine KR0138907Y1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR2019960013940U KR0138907Y1 (en) 1996-05-30 1996-05-30 A vibration decreasing apparatus of a washing machine
US08/856,086 US5946947A (en) 1996-05-21 1997-05-14 Clothes washing machine having vibration and noise damper
JP12751897A JP2991671B2 (en) 1996-05-21 1997-05-16 Washing machine having damping device
CN97104297A CN1085270C (en) 1996-05-21 1997-05-20 Washing machine having damper
EP97303439A EP0808933A3 (en) 1996-05-21 1997-05-20 Washing machine
BR9703303A BR9703303A (en) 1996-05-21 1997-05-21 Washing machine with shock absorber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019960013940U KR0138907Y1 (en) 1996-05-30 1996-05-30 A vibration decreasing apparatus of a washing machine

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KR970062441U KR970062441U (en) 1997-12-11
KR0138907Y1 true KR0138907Y1 (en) 1999-05-15

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