KR100259155B1 - Suspension device of a washing machine - Google Patents

Suspension device of a washing machine Download PDF

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Publication number
KR100259155B1
KR100259155B1 KR1019970042436A KR19970042436A KR100259155B1 KR 100259155 B1 KR100259155 B1 KR 100259155B1 KR 1019970042436 A KR1019970042436 A KR 1019970042436A KR 19970042436 A KR19970042436 A KR 19970042436A KR 100259155 B1 KR100259155 B1 KR 100259155B1
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KR
South Korea
Prior art keywords
piece
support piece
lubricating oil
fixing
washing machine
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KR1019970042436A
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Korean (ko)
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KR19990019122A (en
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이용욱
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윤종용
삼성전자주식회사
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Priority to KR1019970042436A priority Critical patent/KR100259155B1/en
Publication of KR19990019122A publication Critical patent/KR19990019122A/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
    • D06F37/26—Casings; Tubs
    • D06F37/267—Tubs specially adapted for mounting thereto components or devices not provided for in preceding subgroups
    • D06F37/268—Tubs specially adapted for mounting thereto components or devices not provided for in preceding subgroups for suspension devices
    • 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
    • D06F37/24—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 vertical 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Abstract

PURPOSE: A suspension is provided to suppress friction noise by forming plural lubricating oil through holes in a supporting piece. CONSTITUTION: Plural fixing pieces(11) are formed by folding the upper part of a main body(10). A supporting piece(61) is inserted in a through hole of the fixing piece. Plural lubricating through holes(61a) are formed in a bottom of the supporting piece(61). In excessively shaking a water storage tub by rotations of a washing tub and a pulsator, the supporting piece(61) is shaken by transferring the shaking through a hanging rod(62). Lubricating oil in a contacted portion between the fixing piece and the supporting piece is compressed by forcibly compressing the supporting piece(61) toward the surface of the fixing piece. The lubricating oil is entered from the upper part to the lower part of the supporting piece through the lubricating oil through holes(61a). Thereby, the leakage of the lubricating oil is prevented.

Description

세탁기의 현가 장치Suspension of washing machine

본 발명은 세탁조를 내설한 저수조가 받는 진동 및 충격소음을 흡수하는 현가 장치에 관한 것이며, 보다 상세하게는 세탁기의 본체 상단으로 걸이봉을 고정,지지하기 위한 지지편과 본체 상단 고정편간의 원활한 윤활구조를 이루어 현가 장치 동작중 마찰소음을 억제시킬수 있는 세탁기의 현가 장치에 관한 것이다.The present invention relates to a suspension device that absorbs vibration and shock noise received by a water storage tank having a washing tank, and more particularly, smooth lubrication between a support piece for fixing and supporting a hanger rod to an upper end of a washing machine. It relates to a suspension device of the washing machine to form a structure that can suppress the friction noise during the suspension device operation.

일반적으로, 전자동 세탁기는 급수,세탁,헹굼,배수 및 탈수 행정을 기히 설정된 프로그램에 의해 순차적으로 수행하여 세탁물을 세탁하도록 구성되어 있는 것으로, 이러한 전자동 세탁기는 제 1 도에서와 같이 사각함체 형상의 본체(10) 내에 세탁수가 담수되는 저수조(20)가 구비되고, 이 저수조 내에는 세탁조(30)가 구비되며, 상기 세탁조 내부 하단부에는 저수조 하단에 구비된 구동부(40)에 의해 회전되는 펄세이터(50)가 구비된다.In general, the automatic washing machine is configured to wash laundry by sequentially performing a water supply, washing, rinsing, draining, and dewatering stroke by a predetermined program, and the automatic washing machine has a rectangular box-shaped body as shown in FIG. The storage tank 20 is provided with a wash water in the water (10), the washing tank 30 is provided in the storage tank, the lower end of the inner washing tank is rotated by the drive unit 40 provided in the bottom of the reservoir pulsator (50) ) Is provided.

이와 같이 구성된 전자동 세탁기는 특히 세탁조를 내포한 저수조의 진동을 흡수하기 위한 현가 장치(60)가 세탁기 본체(10) 상부와 저수조(20)에 결합하여 세탁조의 회전동작시 저수조의 흔들림과 진동소음을 흡수하게 된다.In the automatic washing machine configured as described above, the suspension device 60 for absorbing the vibration of the water tank including the washing tank is coupled to the upper part of the washing machine body 10 and the water tank 20 so that the shaking and vibration noise of the water tank during the rotation operation of the washing tank. Will be absorbed.

이러한 현가 장치의 결합중 걸이봉과 저수조와의 결합 구조는 상기 걸이봉의 끝단부가 탄성스프링을 내재하며 상면으로 관통공을 구비한 하우징 내부로 끼워져 차폐막을 부착하고, 상기 하우징 상부로는 저수조의 일측면에 고착되어진 걸이편(21)이 걸어진다.The coupling structure of the hanger rod and the reservoir during the coupling of the suspension device is inserted into the housing having the through-hole at the top end of the hanger rod with an elastic spring and attaching a shielding membrane to the upper side of the housing. The hanger piece 21 fixed is hanged.

그리고, 본 발명과 관련한 본체와의 결합구조는 도 2와 같이 본체(10) 상단 모서리를 절곡시켜 고정공이 형성된 고정편(11)을 복수개 형성하고 상기 고정편의 고정공으로 걸이봉(62)을 지지하기 위한 지지편(61)이 삽입되어 본체의 고정편(11)에 얹혀지고, 상기 지지편에 형성된 관통공에 걸이봉(62)이 끼워질때 상기 걸이봉의 상부 절곡부(62a)가 지지편상에 회동자재 될 수있게 고정되어 이에 걸이봉(62)의 일측이 본체(10)에 결합된다.And, the coupling structure with the main body according to the present invention, as shown in Figure 2 by bending the upper edge of the main body 10 to form a plurality of fixing pieces 11 formed with a fixing hole to support the hook rod 62 with the fixing holes of the fixing piece. When the support piece 61 is inserted and mounted on the fixing piece 11 of the main body, and the hook rod 62 is fitted into the through hole formed in the support piece, the upper bent portion 62a of the hook rod rotates on the support piece. One side of the hook rod 62 is coupled to the main body 10 so that it can be fixed freely.

아울러, 상기 본체 상단에 걸이봉을 고정지지하기 위한 고정편과 지지편의 접면부위에는 그리스(Grese)와 같은 윤활유를 도포하여 이들(고정편과 지지편)의 마찰소음을 저감시키도록한다.In addition, the lubricating oil, such as grease (Grese) is applied to the contact portion of the fixing piece and the support piece for fixing the hook rod to the upper end of the main body to reduce the friction noise of these (fixed piece and the support piece).

그러나, 상기한 현가 장치에 있어 본체 상단 고정편에 얹혀져 있는 지지편이 걸이봉으로 부터 발생된 진동에 따라 사방으로 요동치면서 고정편과 마찰을 일으키고 이러한 마찰로 인한 마찰소음을 억제하기 위해 도포된 그리스가 상기 고정편과 지지편의 강한 마찰압력으로 압착되어 외부로 유실되어지기 쉬워 마찰계수를 줄여주기 위한 윤활유 역할을 충실히 수행하지 못해 마찰소음이 급증했을 뿐만 아니라 사용자가 수시로 윤활유를 공급하여야 하는 폐단이 있는 등의 많은 문제점이 있었다.However, in the above suspension device, the support piece mounted on the upper fixing piece of the main body swings in all directions according to the vibration generated from the hanger rod, causing friction with the fixing piece, and coated grease is applied to suppress the friction noise caused by such friction. Due to the high frictional pressure of the fixing piece and the support piece, it is easy to be lost to the outside, so it is not able to faithfully play the role of lubricating oil to reduce the coefficient of friction. There were a lot of issues.

따라서, 본 발명은 종래의 문제점을 해결하기 위하여 개발된 것으로, 그 목적은 본체 상단 고정편으로 걸이봉을 고정지지하기 위한 지지편에 복수개의 윤활유통공을 형성하여 고정편과 지지편의 마찰부위 뿐만 아니라 지지편 상부에 여유분의 윤활유를 공급하여 마찰압력으로 인한 윤활유의 유실을 억제하여 마찰소음을 억제시킬수 있는 세탁기의 현가장치를 제공함에 있다.Therefore, the present invention was developed to solve the conventional problems, the object of which is to form a plurality of lubrication flow holes in the support piece for fixing the holding rod to the upper fixing piece of the main body, as well as the friction portion of the fixing piece and the support piece The present invention provides a suspension device for a washing machine capable of supplying a lubricating oil of an extra portion to an upper portion of a support piece to suppress loss of lubricating oil due to frictional pressure and thereby suppressing friction noise.

도 1은 일반적인 세탁기를 나타낸 종단면도1 is a longitudinal sectional view showing a general washing machine

도 2는 종래 기술을 설명하기 위한 요부발췌 단면도Figure 2 is a cross-sectional view excerpts for explaining the prior art

도 3은 본 발명을 나타낸 요부발췌 단면도3 is a cross-sectional view of the excerpts showing the present invention

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

10:본체 11:고정편10: body 11: fixed

61:지지편 61a:윤활유통공61: support piece 61a: lubrication distribution hole

62:걸이봉 62a:절곡부62: hanger rod 62a: bend

상기한 목적을 달성하기 위해 본 발명은 세탁기 본체에 형성된 고정편의 관통공에 지지편이 얹혀지고, 상기 지지편에 형성된 관통공으로 걸이봉의 상부로 형성된 절곡부가 걸어지며, 상기 걸이봉의 끝단부가 탄성수단을 끼워 저수조의 걸이편에 끼워진 세탁기의 현가 장치에 있어서, 상기한 고정편과 지지편의 마찰압력시 윤활유를 지지편의 상,하부로 순환시키기 위해 지지편에 순환 수단이 형성된 세탁기의 현가 장치가 제공되므로써 달성된다.In order to achieve the above object, the present invention is a support piece is placed in the through hole of the fixing piece formed in the washing machine body, the bent portion formed by the upper portion of the hook rod is walked through the through hole formed in the support piece, the end of the hook rod is fitted with an elastic means A suspension device for a washing machine fitted to a hook piece of a water tank, which is achieved by providing a suspension device of a washing machine having a circulation means formed on a support piece for circulating lubricant oil at the frictional pressure between the fixing piece and the support piece above and below the support piece. .

이하, 본 발명의 바람직한 실시예를 첨부 도면에 의거하여 상세하게 설명하면 다음과 같다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 3은 본 발명을 나타낸 요부발췌 단면도를 도시한 것이며, 도 1, 도 2와 동일구성요소에 관해서는 동일부호를 부여한다.3 is a cross-sectional view of the main portion of the present invention showing the present invention, the same reference numerals are assigned to the same components as those in FIGS.

즉, 세탁기의 본체(10) 상단 모서리에 각각 복수개의 고정편(11)을 내향절곡하고, 고정편은 중앙으로 관통공을 천공한다.That is, the plurality of fixing pieces 11 are bent inward to the upper edges of the main body 10 of the washing machine, and the fixing pieces puncture through-holes in the center thereof.

그리고 상기 고정편(11)의 관통공으로는 반구형상의 부싱재인 지지편(61)이 끼워지며, 이는 중앙이 관통되어져있다.The support piece 61, which is a hemispherical bushing material, is fitted into the through hole of the fixing piece 11, which is penetrated through the center thereof.

또한, 상기 지지편의 중앙으로는 상부에 절곡부(62a)가 형성되고 하부에는 걸림편이 형성된 걸이봉(62)이 결합된다.In addition, the center of the support piece is bent portion (62a) is formed in the upper portion and the hook rod 62 is formed in the lower portion is coupled.

또한, 세탁기 본체 내부에 설치된 저수조(20) 하단 외주면으로 복수개의 걸이편(21)을 형성하고 상기 걸이편으로 걸이봉(62)을 결합하는데, 이상은 통상의 현가장치를 설명한 것이며, 본 발명은 다만 상기 지지편(61)의 바닥면으로 복수개의 윤활유통공(61a)을 형성하여 고정편과 지지편의 마찰압력시 윤활유가 지지편의 상,하부로 순환되어 윤활유 유실을 방지하게 되는 것이다.In addition, a plurality of hook pieces 21 are formed on the outer circumferential surface of the bottom of the water storage tank 20 installed inside the washing machine body, and the hook rods 62 are coupled to the hook pieces, which has been described above. However, a plurality of lubrication flow holes 61a are formed on the bottom surface of the support piece 61 to prevent lubrication oil loss by circulating the lubricating oil to the upper and lower portions of the support piece at the frictional pressure between the fixed piece and the support piece.

이상과 같은 구성을 갖는 본 발명은 우선 세탁기의 몸체를 구성하는 본체(10) 상단부를 내향되게 절곡하여 복수개의 고정편(11)을 절곡 형성하고 상기 고정편의 상면 관통공으로 내마모성 및 마찰계수가 작은 지지편(61)을 끼운다.According to the present invention having the above configuration, first, the upper end of the main body 10 constituting the body of the washing machine is bent inwardly to form a plurality of fixing pieces 11, and the wear resistance and the coefficient of friction are supported by the upper through holes of the fixing pieces. Insert the piece (61).

그 다음, 반구형상을 갖는 지지편(61)의 상부에 걸이봉(62)의 상단 절곡부(62a)를 결합시켜 걸이봉의 회동상태를 자유롭게 하며, 걸이봉의 하단부를 저수조(20)의 하단 외주면에 형성된 복수개의 걸이편(21)에 결합시킨다.Then, the upper bent portion 62a of the hook rod 62 is coupled to the upper portion of the support piece 61 having a hemispherical shape to freely rotate the hook rod, and the lower end of the hook rod is attached to the lower outer peripheral surface of the water tank 20. It is coupled to the plurality of hook pieces 21 formed.

이와 같이 현가 장치가 세탁기 본체(10)의 상부에서부터 저수조(20)의 하단 외주면으로 설치된 후 세탁기의 동작 상태가 진행되면 세탁조 하부의 구동부(40)를 통하여 펄세이터(50) 및 세탁조(30)가 회전하는데, 이때 세탁조 내부의 세탁내용물의 쏠림이나 기타의 연유로 인해 저수조가 심하게 요동치면서 진동과 함께 소음이 발생되고, 이와 같은 진동소음 및 흔들림등은 현가 장치의 탄성수단을 통하여 흡음 및 진동이 감쇠된다.As such, when the suspension device is installed from the upper part of the washing machine main body 10 to the lower outer circumferential surface of the water storage tank 20 and the operating state of the washing machine proceeds, the pulsator 50 and the washing tank 30 are driven through the driving unit 40 of the lower washing tank. At this time, the storage tank vibrates violently due to the tendency of the washing contents in the washing tank or other condensed milk, and the noise is generated along with the vibration. Such vibration noise and shaking are damped by the elastic means of the suspension device. do.

이와 같이 현가 장치의 방진 동작을 수행함에 있어 걸이봉(62)을 통하여 허공에 매달려 있는 저수조가(20)가 세탁조 및 펄세이터의 회전 동작에 따라 심하게 흔들리면 걸이봉(62)으로 그 흔들림이 전달되고 전달된 흔들림을 통해 본체 상단 고정편(11)에 얹혀져 걸이봉 상단을 지지하고 있는 지지편(61) 또한 심하게 진동한다.Thus, in performing the dustproof operation of the suspension device, when the water tank 20 suspended in the air through the hook rod 62 is severely shaken according to the rotation of the washing tank and the pulsator, the shake is transmitted to the hook rod 62. The support piece 61 which is mounted on the main body upper fixing piece 11 and supports the hook rod top through the transmitted shaking also vibrates violently.

이때, 요동하는 지지편(61)이 고정편의 표면으로 강하게 압착된체 움직여 고정편과 지지편간의 접촉 부위에 도포된 그리스인 윤활유가 압착되면서 부분적인 윤활유가 외부로 빠져나갈려고 하게 되는데, 이때 압착되는 윤활유는 지지편(61)의 바닥면에 천공된 복수개의 윤활유통공(61a)을 통해 지지편 상부에서부터 하부로 입,출입되므로 윤활유의 유실을 방지할수 있게 된다.At this time, the swinging support piece 61 is strongly compressed to the surface of the fixing piece to move the grease lubricating oil applied to the contact portion between the fixing piece and the supporting piece to compress the partial lubricant oil to the outside. Since the lubricating oil enters and exits the upper and lower portions of the supporting piece through a plurality of lubricating oil holes 61a drilled on the bottom surface of the supporting piece 61, the lubricating oil can be prevented from being lost.

이상에서와 같이 설명되어진 본 발명은 세탁기 본체 상단 고정편으로 걸이봉을 고정지지하기 위한 지지편에 있어 바닥면으로 복수개의 윤활유통공을 천공하여 지지편의 회동시 고정편과의 접촉부위에 도포된 윤활유가 강한 마찰압력으로 인한 외부유실을 방지한체 지지편의 상,하부로 윤활유가 원활하게 순환되어 접촉부위의 마찰계수를 항시 적정치 이하로 떨어뜨려 마찰소음을 억제시킬수 있는 매우 유용한 발명이다.The present invention as described above is a lubricant applied to the contact portion with the fixing piece when the support piece is rotated by drilling a plurality of lubricating oil holes to the bottom surface in the support piece for fixing the hook rod to the upper fixing piece of the washing machine main body. It is a very useful invention that the lubricant can be smoothly circulated to the upper and lower parts of the support body to prevent external loss due to the strong frictional pressure, thereby reducing the frictional noise by always dropping the friction coefficient below the proper value.

이상은 본 발명의 일 실시예에 불과하며, 본 발명은 그 구성요지의 범위내에서 다양한 변경 및 개조가 가능하다.The above is only one embodiment of the present invention, the present invention is capable of various changes and modifications within the scope of the configuration.

Claims (2)

세탁기 본체에 형성된 고정편의 관통공에 지지편이 얹혀지고, 상기 지지편에 형성된 관통공으로 걸이봉의 상부로 형성된 절곡부가 걸어지며, 상기 걸이봉의 끝단부가 탄성수단을 끼워 저수조의 걸이편에 끼워진 세탁기의 현가 장치에 있어서, 상기한 고정편과 지지편의 마찰압력시 윤활유를 지지편의 상,하부로 순환시키기 위해 지지편에 순환 수단이 형성된 것을 특징으로하는 세탁기의 현가 장치.The support piece is placed in the through hole of the fixing piece formed in the washing machine body, the bent portion formed at the upper part of the hook rod is hooked by the through hole formed in the support piece, and the end of the hook rod is suspended in the holding piece of the water tank by inserting the elastic means. The suspension device according to claim 1, wherein a circulation means is formed on the support piece so as to circulate the lubricating oil at the frictional pressure between the fixing piece and the support piece up and down the support piece. 제 1 항에 있어서, 상기 순환 수단이 지지편의 바닥면에 형성되는 복수개의 윤활유통공으로 된 것을 특징으로하는 세탁기의 현가 장치.The suspension device according to claim 1, wherein the circulation means comprises a plurality of lubrication flow holes formed on the bottom surface of the support piece.
KR1019970042436A 1997-08-29 1997-08-29 Suspension device of a washing machine KR100259155B1 (en)

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Publication number Priority date Publication date Assignee Title
US9994989B2 (en) 2015-04-14 2018-06-12 Haier Us Appliance Solutions Inc. Ball joint for a washing machine suspension system

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CN108642803A (en) * 2018-04-23 2018-10-12 青岛海尔洗衣机有限公司 A kind of suspension shock-damping structure and washing machine

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KR900000763Y1 (en) * 1986-10-24 1990-01-30 삼흥중전기기공업주식회사 Interrupt auto switch

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KR900000763Y1 (en) * 1986-10-24 1990-01-30 삼흥중전기기공업주식회사 Interrupt auto switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9994989B2 (en) 2015-04-14 2018-06-12 Haier Us Appliance Solutions Inc. Ball joint for a washing machine suspension system

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