KR20000002677A - Door opening device of washing machine - Google Patents

Door opening device of washing machine Download PDF

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Publication number
KR20000002677A
KR20000002677A KR1019980023536A KR19980023536A KR20000002677A KR 20000002677 A KR20000002677 A KR 20000002677A KR 1019980023536 A KR1019980023536 A KR 1019980023536A KR 19980023536 A KR19980023536 A KR 19980023536A KR 20000002677 A KR20000002677 A KR 20000002677A
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KR
South Korea
Prior art keywords
top cover
door
washing machine
extension
torsion spring
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Application number
KR1019980023536A
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Korean (ko)
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KR100305054B1 (en
Inventor
이홍렬
Original Assignee
윤종용
삼성전자 주식회사
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Application filed by 윤종용, 삼성전자 주식회사 filed Critical 윤종용
Priority to KR1019980023536A priority Critical patent/KR100305054B1/en
Publication of KR20000002677A publication Critical patent/KR20000002677A/en
Application granted granted Critical
Publication of KR100305054B1 publication Critical patent/KR100305054B1/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
    • 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
    • D06F39/14—Doors or covers; Securing means therefor
    • 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
    • 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
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/26—Unbalance; Noise level
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
    • E05Y2900/312—Application of doors, windows, wings or fittings thereof for domestic appliances for washing machines

Abstract

PURPOSE: A door opening device of a washing machine is provided to prevent a noise generated by the friction of a first extension unit of a screwing spring and of a top cover. CONSTITUTION: The door opening device of a washing machine comprises: the first extension unit projected on one side of a winding unit(33); a second extension unit(37) formed on the first extension unit on the top cover side; a bending unit(39) on the end part of the second extension unit on the top cover side for not taking off by sticking into the cover part.

Description

세탁기의 도어 개폐장치Door opener of washing machine

본 발명은 세탁기의 도어 개폐장치에 관한 것이다.The present invention relates to a door opening and closing device of a washing machine.

일반적으로 세탁기는 도1에 도시한 바와 같이, 세탁기 본체(1)의 상측에 개구부를 가진 톱커버(3)가 결합되어 있고, 상기 톱커버(3)에는 세탁기의 내부에 세탁포를 집어넣거나 꺼내도록 상기 개구부에 도어(5)가 힌지결합되어 있다In general, as shown in FIG. 1, a washing machine includes a top cover 3 having an opening at an upper side of the washing machine body 1, and the top cover 3 is provided with a laundry cloth inside or outside of the washing machine. The door 5 is hinged to the opening.

도2에 도시한 바와 같이, 상기 톱커버(3)의 앞측에는 도시하지 않은 제어수단이 결합되고 이 제어수단을 덮는 앞덮개(7)가 결합되어 있고, 상기 톱커버(3)의 뒤측에는 도시하지 않는 급수수단이 결합되고 이 급수수단을 덮는 뒤덮개(9)가 결합되어 있다.As shown in Fig. 2, a control means (not shown) is coupled to the front side of the top cover 3, and a front cover 7 covering the control means is coupled, and a rear side of the top cover 3 is shown. The water supply means which is not combined is combined, and the back cover 9 which covers this water supply means is combined.

상기 도어(5)는 뒤판(11)과 앞판(13)이 접힐 수 있게 되어 있고, 상기 뒤판(11)의 후측면에는 돌출부(15)(15')가 소정의 간격을 두고 형성되어 있으며, 상기 돌출부(15)(15')에는 도어에 개폐력을 주도록 비틀림스프링(17)(17)이 결합되어 있다. 상기 돌출부에는 상기 비틀림스프링(17)(17')의 연장부가 끼워지도록 구멍이 형성되어 있다.The door 5 has a rear plate 11 and the front plate 13 can be folded, and the projections 15 and 15 'are formed on the rear side of the back plate 11 at predetermined intervals. Torsion springs 17 and 17 are coupled to the protrusions 15 and 15 'to give the door an opening and closing force. Holes are formed in the protrusions so that the extension portions of the torsion springs 17 and 17 'are fitted.

상기 톱커버(3)에서 상기 급수수단이 결합되는 측에는 상기 돌출부(15)(15') 및 비틀림스프링(17)(17')이 수용되도록 요입공간(19)(19')이 형성되어 있다.In the top cover 3, the concave convex spaces 19 and 19 'are formed at the side to which the water supply means is coupled to accommodate the protrusions 15, 15' and the torsion springs 17, 17 '.

종래 상기 비틀림스프링(17) (이하에서는 우측비틀림스프링에 대해서만 설명한다)은 도3에 도시한 바와 같이, 코일스프링의 형상으로 감긴 권선부(21)의 양측에서 직각으로 제1연장부(23)(24)가 돌출되고, 상기 제1연장부(23)(24)에서 직각되게 제2연장부(25)(26)가 연장된 형상으로 되어 있다.Conventionally, the torsion spring 17 (hereinafter, only the right torsion spring will be described) has a first extension 23 at right angles on both sides of the winding portion 21 wound in the shape of a coil spring, as shown in FIG. (24) protrudes, and the second extension parts 25 and 26 extend in a right angle to the first extension parts 23 and 24.

상기 제2연장부(25)(26)는 상기 돌출부(15) 및 톱커버측에 각각 끼워져 비틀림스프링이 결합된다.The second extension portions 25 and 26 are fitted to the protrusions 15 and the top cover side, respectively, to which the torsion springs are coupled.

이때, 상기 제1연장부(23)는 상기 권선부(21)에서 직각으로 돌출되어 있으므로, 상기 톱커버측의 측면(S)에 밀착되게 결합된다.At this time, since the first extension portion 23 protrudes from the winding portion 21 at a right angle, the first extension portion 23 is closely coupled to the side surface S of the top cover side.

그런데, 이와 같이 구성된 종래 세탁기의 톱커버와 도어에 결합된 비틀림스프링(17)(17')은 도어(5)를 톱커버(3)의 개구부에 열고 닫을 때 그 제1연장부(23)가 톱커버측의 측면(S)에 밀착하여 마찰됨에 의해 마찰소음이 생긴다는 문제점이 있었다.However, the torsion springs 17 and 17 'coupled to the top cover and the door of the conventional washing machine configured as described above have the first extension 23 when the door 5 is opened and closed in the opening of the top cover 3. There was a problem that the friction noise is generated by being in close contact with the side surface (S) of the top cover side friction.

따라서, 본 발명은 상기 문제점을 해결하기 위해 이루어진 것으로서, 본 발명의 목적은 도어를 열고 닫을 때 비틀림 스프링의 마찰로 인한 소음을 방지하는 세탁기의 도어 개폐장치를 제공하는 데 있다.Accordingly, the present invention has been made to solve the above problems, and an object of the present invention is to provide a door opening and closing device of a washing machine to prevent noise caused by the friction of the torsion spring when opening and closing the door.

도1은 일반적인 세탁기의 조립사시도,1 is an assembled perspective view of a typical washing machine,

도2는 도1의 톱커버와 도어의 분리사시도,Figure 2 is an exploded perspective view of the top cover and the door of Figure 1,

도3은 종래 세탁기의 톱커버와 도어에 결합된 비틀림스프링을 나타내는 구성도,3 is a configuration diagram showing a torsion spring coupled to a top cover and a door of a conventional washing machine;

도4는 본 발명의 일 실시예에 의한 세탁기의 도어 개폐장치의 비틀림 스프링을 나타내는 입면도,Figure 4 is an elevation view showing a torsion spring of the door opening and closing device of the washing machine according to an embodiment of the present invention,

도5은 본 발명의 세탁기의 도어 개폐장치의 비틀림 스프링이 톱커버와 도어에 결합된 상태를 나타내는 구성도,5 is a configuration diagram showing a state in which the torsion spring of the door opening and closing device of the washing machine of the present invention is coupled to the top cover and the door;

도6은 본 발명의 다른 실시예에 의한 세탁기의 도어 개폐장치의 비틀림 스프링을 나타내는 입면도이다.Figure 6 is an elevation view showing a torsion spring of the door opening and closing apparatus of the washing machine according to another embodiment of the present invention.

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

31, 45 : 비틀림 스프링 33, 47 : 권선부31, 45: torsion spring 33, 47: winding part

35, 49 : 톱커버측 제1연장부 37, 51 : 톱커버측 제2연장부35, 49: top cover side first extension part 37, 51: top cover side second extension part

41, 55 : 도어측 제1연장부 43, 57 : 도어측 제2연장부41, 55: door-side first extension part 43, 57: door-side second extension part

본 발명에 의한 세탁기의 도어 개폐장치는 세탁기 본체의 상측에 톱커버가 결합되고, 상기 톱커버에는 세탁기의 내부에 세탁포를 집어넣거나 꺼내도록 도어가 힌지결합되며, 상기 도어에는 도어에 개폐력을 주도록 비틀림스프링이 결합된 세탁기에 있어서,The door opening and closing device of the washing machine according to the present invention is a top cover is coupled to the upper side of the washing machine body, the top cover is hinged to the door to put or take out the laundry cloth inside the washing machine, the door has an opening and closing force to the door In the washing machine combined with the torsion spring to give,

상기 비틀림스프링의 일측부에는 자유상태에서 그 권선부에서 직각으로 제1연장부가 돌출되고, 상기 제1연장부에서 둔각이 되게 제2연장부가 연장되어 있는 것을 특징으로 한다.One side of the torsion spring is characterized in that the first extension portion protrudes at a right angle from the winding portion in a free state, and the second extension portion extends to be an obtuse angle from the first extension portion.

상기 비틀림스프링의 일측부는 그 권선부에서 경사지게 제1연장부가 돌출되고, 상기 제1연장부에서 둔각이 되게 제2연장부가 연장되어 있을 수도 있다.One side portion of the torsion spring may protrude from the winding portion to the first extension portion, and the second extension portion may extend from the first extension portion to an obtuse angle.

이하, 본 발명의 실시예에 대해 첨부도면을 참조하면서 상세히 설명한다.Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

본 발명은 제2도와 비교하여 비틀림 스프링만이 그 형상을 달리하고 있으므로, 이하에서는 비틀림 스프링에 대해서만 상세히 설명한다.In the present invention, since only the torsion spring has a different shape compared with that of FIG. 2, only the torsion spring will be described in detail below.

도4는 본 발명의 일 실시예에 의한 세탁기의 도어 개폐장치의 비틀림 스프링을 나타내는 입면도이다.Figure 4 is an elevation view showing a torsion spring of the door opening and closing apparatus of the washing machine according to an embodiment of the present invention.

도시한 바와 같이, 본 발명의 일실시예에 의한 비틀림 스프링(31)은 코일스프링의 형상으로 감긴 권선부(33)의 일측에는 직각으로 톱커버측 제1연장부(35)가 돌출되고, 상기 톱커버측 제1연장부(35)에서 둔각(90도 보다 큰 각)이 되게 톱커버측 제2연장부(37)가 연장형성되어 있다. 상기 톱커버측 제2연장부(37)의 단부에는 톱커버 부위에 끼워져 빠지지 않도록 절곡부(39)가 형성되어 있다.As shown, the torsion spring 31 according to an embodiment of the present invention protrudes the top cover side first extension portion 35 at a right angle to one side of the winding portion 33 wound in the shape of a coil spring, The top cover side second extension portion 37 is formed to extend from the top cover side first extension portion 35 to an obtuse angle (angle greater than 90 degrees). A bent portion 39 is formed at an end of the top cover side second extension portion 37 so as not to be pulled out by being fitted into the top cover portion.

한편, 상기 권선부(33)의 타측에는 직각으로 도어측 제1연장부(41)가 돌출되고, 상기 도어측 제1연장부(35)에서 직각이 되게 도어측 제2연장부(43)가 연장형성되어 있다.On the other hand, the other side of the winding portion 33, the door-side first extension portion 41 protrudes at a right angle, the door-side second extension portion 43 is to be perpendicular to the door-side first extension portion 35 It is extended.

이와 같이 구성된 본 발명의 일실시예에 의한 비틀림 스프링(31)은 도5에 도시한 바와 같이, 그 톱커버측 제2연장부(37)가 톱커버(3)의 요입공간(19) 측면에 끼워지며, 그 도어측 제2연장부(43)가 도어(5)에 끼워진다.As shown in FIG. 5, the torsion spring 31 according to the embodiment of the present invention configured as described above has the top cover side second extension 37 at the side of the recessed space 19 of the top cover 3. The door side second extension portion 43 is fitted to the door 5.

이때, 상기 톱커버(3)에는 고정용 기둥이 별도로 돌출형성되고, 이 고정용 기둥에 상기 톱커버측 제2연장부(37)가 끼워 질 수도 있다.In this case, a fixing pillar is separately formed on the top cover 3, and the top cover side second extension part 37 may be fitted to the fixing pillar.

이와같이 결합된 비틀림스프링은 그 톱커버측 제2연장부(37)와 도어측 제2연장부(43)가 평행하게 설치되므로, 그 권선부(33)가 구부려져 톱커버측 제1연장부(35)는 톱커버측의 측면(S)에서 떨어지게 되어 도어를 여닫더라도 마찰에 의한 소음이 발생하지 않는다.In this coupled torsion spring, since the top cover side second extension portion 37 and the door side second extension portion 43 are installed in parallel, the winding portion 33 is bent so that the top cover side first extension portion ( 35) is separated from the side (S) of the top cover side, even if the door is opened and closed, no noise due to friction.

도6는 본 발명의 다른 실시예에 의한 세탁기의 도어 개폐장치의 비틀림 스프링을 나타내는 입면도이다.Figure 6 is an elevation view showing a torsion spring of the door opening and closing apparatus of the washing machine according to another embodiment of the present invention.

도시한 바와 같이, 본 발명의 다른 실시예에 의한 비틀림 스프링(45)은 코일스프링의 형상으로 감긴 권선부(47)의 일측에는 경사되게 톱커버측 제1연장부(49)가 돌출되고, 상기 톱커버측 제1연장부(49)에서 둔각(90도 보다 큰 각)이 되게 톱커버측 제2연장부(51)가 연장형성되어 있다. 상기 톱커버측 제2연장부(51)의 단부에는 톱커버 부위에 끼워져 빠지지 않도록 절곡부(53)가 형성되어 있다. 이때, 상기 톱커버측 제2연장부(51)는 상기 권선부(47)의 길이방향과 평행하게 되어 있다.As shown, the torsion spring 45 according to another embodiment of the present invention is inclined to one side of the winding portion 47 wound in the shape of the coil spring top cover side first extension portion 49 is projected, The top cover side second extension part 51 is extended so that it may become an obtuse angle (an angle larger than 90 degree | times) in the top cover side first extension part 49. As shown in FIG. A bent portion 53 is formed at the end of the top cover side second extension portion 51 so as not to be pulled out of the top cover portion. At this time, the top cover side second extension part 51 is parallel to the longitudinal direction of the winding part 47.

한편, 상기 권선부(47)의 타측에는 직각으로 도어측 제1연장부(55)가 돌출되고, 상기 도어측 제1연장부(55)에서 직각이 되게 도어측 제2연장부(57)가 연장형성되어 있다. 상기 도어측 제2연장부(57)는 상기 톱커버측 제2연장부(51)와 평행하게 되어 있다.Meanwhile, the door-side first extension part 55 protrudes at a right angle to the other side of the winding part 47, and the door-side second extension part 57 is perpendicular to the door-side first extension part 55. It is extended. The door side second extension part 57 is parallel to the top cover side second extension part 51.

이와 같이 구성된 본 발명의 다른 실시예에 의한 비틀림 스프링(45)은 그 톱커버측 제2연장부(51)가 톱커버(3)의 요입공간(19) 측면에 끼워지며, 그 도어측 제2연장부(57)가 도어(5)에 끼워진다.In the torsion spring 45 according to another embodiment of the present invention configured as described above, the top cover side second extension part 51 is fitted to the side of the recessed space 19 of the top cover 3, and the door side second An extension 57 is fitted to the door 5.

이때, 상기 톱커버(3)에는 고정용 기둥이 별도로 돌출형성되고, 이 고정용 기둥에 상기 톱커버측 제2연장부(51)가 끼워 질 수도 있다.At this time, a fixing pillar is separately formed on the top cover 3, and the top cover side second extension part 51 may be fitted to the fixing pillar.

이와같이 결합된 비틀림스프링은 그 톱커버측 제2연장부(51)와 도어측 제2연장부(57)가 평행하게 되어 있고, 그 톱커버측 제1연장부(49)가 경사져 있으므로 그 톱커버측의 측면(S)에서 떨어지게 되어, 도어를 여닫더라도 마찰에 의한 소음이 발생하지 않는다.The top cover side second extension part 51 and the door side second extension part 57 are parallel to each other, and the top cover side first extension part 49 is inclined so that the torsion spring is coupled to the top cover. Since it is dropped from the side surface S of a side, even if it opens and closes a door, a noise by friction does not generate | occur | produce.

본 발명에 의한 세탁기의 도어 개폐장치에 의하면, 톱커버와 도어에 결합된 비틀림스프링은 도어를 톱커버의 개구부에 열고 닫을 때 그 톱커버측 제1연장부가 톱커버측의 측면(S)에서 떨어져 있으므로, 마찰되지 않고 소음이 생기지 않는다.According to the door opening and closing device of the washing machine according to the present invention, the torsion spring coupled to the top cover and the door is separated from the side (S) of the top cover side when the top cover side first extension is opened and closed in the opening of the top cover. Therefore, there is no friction and no noise is generated.

Claims (2)

세탁기 본체의 상측에 톱커버가 결합되고, 상기 톱커버에는 세탁기의 내부에 세탁포를 집어넣거나 꺼내도록 도어가 힌지결합되며, 상기 도어에는 도어에 개폐력을 주도록 비틀림스프링이 결합된 세탁기에 있어서,The top cover is coupled to the upper side of the washing machine body, the door is hinged to the top cover to put the laundry cloth in or out of the washing machine, the door is coupled to the torsion spring to give the door opening and closing force in the washing machine, 상기 비틀림스프링의 일측부에는 자유상태에서 그 권선부에서 직각으로 제1연장부가 돌출되고, 상기 제1연장부에서 둔각이 되게 제2연장부가 연장되어 있는 것을 특징으로 하는 세탁기의 도어 개폐장치.One side of the torsion spring in the free state, the first extension portion protrudes at a right angle from the winding portion in the free state, the second opening portion of the washing machine, characterized in that the second extension portion is extended so as to be obtuse angle from the first extension portion. 세탁기 본체의 상측에 톱커버가 결합되고, 상기 톱커버에는 세탁기의 내부에 세탁포를 집어넣거나 꺼내도록 도어가 힌지결합되며, 상기 도어에는 도어에 개폐력을 주도록 비틀림스프링이 결합된 세탁기에 있어서,The top cover is coupled to the upper side of the washing machine body, the door is hinged to the top cover to put the laundry cloth in or out of the washing machine, the door is coupled to the torsion spring to give the door opening and closing force in the washing machine, 상기 비틀림스프링의 일측부는 그 권선부에서 경사지게 제1연장부가 돌출되고, 상기 제1연장부에서 둔각이 되게 제2연장부가 연장되어 있는 것을 특징으로 하는 세탁기의 도어 개폐장치.One side of the torsion spring is inclined from the winding portion of the first extension portion protrudes, the door extending device of the washing machine, characterized in that the second extension is extended so that the obtuse angle from the first extension.
KR1019980023536A 1998-06-22 1998-06-22 Door opening and closing device of washing machine KR100305054B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8459754B2 (en) 2008-03-19 2013-06-11 Lg Electronics Inc. Washing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8459754B2 (en) 2008-03-19 2013-06-11 Lg Electronics Inc. Washing machine

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