KR940011555B1 - Sprayer for tableware washing machine - Google Patents

Sprayer for tableware washing machine Download PDF

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Publication number
KR940011555B1
KR940011555B1 KR1019930003382A KR930003382A KR940011555B1 KR 940011555 B1 KR940011555 B1 KR 940011555B1 KR 1019930003382 A KR1019930003382 A KR 1019930003382A KR 930003382 A KR930003382 A KR 930003382A KR 940011555 B1 KR940011555 B1 KR 940011555B1
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KR
South Korea
Prior art keywords
frame
gear
rotating
spray arm
connecting rod
Prior art date
Application number
KR1019930003382A
Other languages
Korean (ko)
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KR940021006A (en
Inventor
윤홍열
Original Assignee
주식회사 금성사
이헌조
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Publication date
Application filed by 주식회사 금성사, 이헌조 filed Critical 주식회사 금성사
Priority to KR1019930003382A priority Critical patent/KR940011555B1/en
Priority to US08/204,983 priority patent/US5415350A/en
Priority to JP03501394A priority patent/JP3437241B2/en
Priority to DE4407267A priority patent/DE4407267C2/en
Publication of KR940021006A publication Critical patent/KR940021006A/en
Application granted granted Critical
Publication of KR940011555B1 publication Critical patent/KR940011555B1/en

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/14—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber
    • A47L15/18—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber with movably-mounted spraying devices
    • A47L15/22—Rotary spraying devices
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
    • A47L2501/20—Spray nozzles or spray arms

Abstract

A cleaning water spray device of a dish washer includes a shaft installed in a water feeding guide and exposed by penetrating to upper part of a frame; a first gear fixed to the exposed shaft; a second gear installed on the frame to engage to the first gear, thereby rotating in the same direction as the rotating direction of the frame; a rotating member installed to be placed in a straight line of the opposite direction to the second gear, thereby rotating in the same direction of the second gear; a guider installed on the upper part of a spray arm joined with the frame and having a guide groove; and a connecting rod hinge-connected eccentrically with the second gear and center of the rotating member, and its one end is inserted to the guide groove to convert the rotating movement of the frame into a straight movement, so that the connecting rod moves in a straight line according to the rotating movement of the frame by the force of the supplied cleaning water and repeatedly moves the spray arm.

Description

식기세척기의 세척수 분사장치Dishwashing Water Dispenser of Dishwasher

제1도는 종래의 식기세척기를 일부절개하여 나타낸 종단면도.1 is a longitudinal sectional view showing a part of the conventional dishwasher.

제2도는 제1도의 스프레이아암 기구부를 나타낸 종단면도.FIG. 2 is a longitudinal sectional view showing the spray arm mechanism of FIG. 1; FIG.

제3도는 본 발명을 나타낸 사시도.3 is a perspective view of the present invention.

제4도는 본 발명의 결합된 상태를 나타낸 종단면도.Figure 4 is a longitudinal cross-sectional view showing a combined state of the present invention.

제5(a)도, 제5(b)도, 제5(c)도는 본 발명의 작동상태를 나타낸 평면도.5 (a), 5 (b) and 5 (c) are plan views showing the operating state of the present invention.

제6도는 본 발명의 다른실시예를 나타낸 사시도.6 is a perspective view showing another embodiment of the present invention.

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

1 : 프레임 2 : 축1: frame 2: axis

3 : 급수가이드 4 : 제1기어3: water supply guide 4: first gear

5 : 제2기어 6 : 회전원판5: second gear 6: rotating disc

7 : 스프레이아암 8 : 안내부재7: spray arm 8: guide member

8a : 가이드홈 9 : 컨넥팅로드8a: guide groove 9: connecting rod

10 : 링크10: link

본 발명은 식기세척기의 세척수 분사장치에 관한 것으로서, 더욱 상세하게는 식기세척기에 설치되는 스프레이아암의 세척수 분사각도를 다양하게 변화시켜서 세척수를 광범위하게 분사시킬 수 있도록 한 것이다.The present invention relates to a washing water injector of a dishwasher, and more particularly, to change the washing water spray angle of the spray arm installed in the dishwasher to variously spray the washing water.

일반적으로 식시세척기는 사용된 식기를 자동으로 세척하는 기기로서, 선반에 얹혀진 식기측으로 세척수를 보다 넓은 범위로 분사시키는 구성이 필수적으로 필요하게 된다.In general, the dishwasher is a device for automatically washing the used dishes, it is essential to the configuration to spray the washing water to a wider range to the side of the dish on the shelf.

첨부도면 제1도 및 제2도는 종래의 식기세척기를 일부절결하여 나타낸 종단면도 및 제1도의 스프레이 아암 기구부를 나타낸 종단면도로서, 스프레이아암의 기구부를 이루는 프레임(12)은 상부프레임(12a)과 하부프레임(12b)으로 구성되어 상기 하부프레임(12b)의 외측으로 원판형의 제1기어(13)가 설치되어 있다.1 and 2 are longitudinal cross-sectional views showing a part of a conventional dishwasher, and a longitudinal cross-sectional view showing the spray arm mechanism of FIG. 1, wherein the frame 12 forming the mechanism of the spray arm has an upper frame 12a. The first frame 13 of the disc shape is provided to the outside of the lower frame (12b) consisting of a lower frame (12b).

그리고, 상기 상부프레임(12a)의 외측에는 제1기어(13)에 맞물리게 제2기어(14)가 회전가능하게 설치되어 있고, 제2기어의 중심축(15)과 일정거리가 유지된 부위와 스프레이아암(7) 사이에는 컨넥팅로드(16)가 연결되어 있다.The outer side of the upper frame 12a is rotatably provided with a second gear 14 to be engaged with the first gear 13, and a portion having a constant distance from the central axis 15 of the second gear. The connecting rod 16 is connected between the spray arms 7.

따라서, 본체(17)내의 선반(18)에 세척하기 위한 식기를 넣고 전원을 인가하면 모터(19)가 구동하여 급수로(20)를 통해 스프레이아암(7)으로 일정압력을 가진 세척수를 공급하게 되므로 상기 스프레이아암의 끝단부에 편심되게 형성된 회전공에 의해 상부프레임(12a)이 스프레이아암(7)과 함께 회전하게 된다.Therefore, when the dish is put on the shelf 18 in the main body 17 and the power is applied, the motor 19 is driven to supply the washing water having a predetermined pressure to the spray arm 7 through the water supply passage 20. Therefore, the upper frame 12a is rotated together with the spray arm 7 by a rotation hole eccentrically formed at the end of the spray arm.

이에 따라 상부프레임(12a)에 설치된 제2기어(14)가 제1기어(13)를 따라 이동하면서 회전되므로 컨넥팅로드(16)의 연결부와 제2기어(14)의 중심축(15) 간격의 2배 범위에서 컨넥팅로드(14)로 연결된 스프레이 아암(7)이 일정각도로 회동하면서 세척수를 선반(18)에 얹어놓은 식기로 분사하게 된다.Accordingly, since the second gear 14 installed in the upper frame 12a is rotated while moving along the first gear 13, the distance between the connecting portion of the connecting rod 16 and the central axis 15 of the second gear 14 is increased. In the range of 2 times, the spray arm 7 connected to the connecting rod 14 rotates at a predetermined angle to spray the washing water into the dishware placed on the shelf 18.

그러나, 이와 같은 종래의 세척수 분사장치는 구조가 너무 복잡하고, 제1, 제2기어(13)(14)로 동력을 전달해야 하므로 인해 소음이 심하게 발생할 뿐만 아니라, 세척실 내부로 제1, 제2기어(13)(14)가 노출되므로 오물이 쉽게 끼며, 스프레이아암(7)을 회전진동시키는 부분이 한쪽으로만 설치되어 있어서 정밀한 움직임이 불가능하므로 인해 세척효율을 저하시키게 되는 등의 많은 문제점이 있었다.However, such a conventional washing water injector is too complicated in structure, and because the power must be transmitted to the first and second gears 13 and 14, not only noise is severely generated, but also the first and the first inside the washing chamber. Since the gears 13 and 14 are exposed, dirt is easily caught, and the parts for rotating and oscillating the spray arm 7 are installed on only one side, so precise movements are impossible. there was.

본 발명은 상기한 제반 문제점을 해결하기 위한 것으로, 본 발명은 식기세척기에 설치되는 스프레이아아암의 세척수 분사각도를 간단한 구조로서 다양하게 변화시켜서 세척수를 광범위하게 분사하여 세척효율을 향상시킬수 있을 뿐만 아니라, 발생되는 소음을 대폭 경감시킬수 있는 식기세척기의 세척수 분사장치를 제공하는데 그 목적이 있다.The present invention is to solve the above-mentioned problems, the present invention is to change the washing water spraying angle of the spray arm installed in the dishwasher in a simple structure in various ways to not only improve the washing efficiency by spraying a wide range of washing water The object of the present invention is to provide a washing water spraying device for a dishwasher, which can greatly reduce noise generated.

상기한 목적을 달성하기 위해 본 발명은 프레임의 상부로 관통되게 급수가이드에 설치되어 프레임의 상부로 노출된 축과, 상기 프레임의 상부로 노출된 축에 고정된 제1기어와, 상기 프레임에 제1기어와 맞물리게 설치되어 프레임의 회전방향과 동일방향으로 회전되는 제2기어와, 상기 프레임에 제2기어와 반대방향의 일직선상에 위치되게 설치되어 제2기어와 동일방향으로 회전되는 회전부재와, 상기 프레임에 결합되는 스프레이아암의 상부에 형성되며 가이드홈을 가진 안내부재와, 상기 제2기어 및 회전부재의 중심과 편심되게 힌지결합되며 일단이 가이드홈에 끼워져 프레임의 회전운동을 직선선회 운동으로 변환시키는 컨넥팅로드로 구성하여 공급되는 세척수의 수력에 의해 프레임이 회전운동함에 따라 컨넥팅로드가 직선선회 운동하면서 스프레이아암을 반복적으로 회동시키도록 된 식기세척기의 세척수 분사장치이다.In order to achieve the above object, the present invention is installed in the water supply guide to penetrate the upper portion of the frame exposed to the upper portion of the frame, the first gear fixed to the shaft exposed to the upper portion of the frame, A second gear installed to engage with the first gear and rotated in the same direction as the rotational direction of the frame, and a rotating member installed in the frame in a straight line opposite to the second gear and rotated in the same direction as the second gear; And a guide member having a guide groove formed in the upper portion of the spray arm coupled to the frame and hinged to be eccentric with the center of the second gear and the rotating member, and one end of which is fitted into the guide groove to linearly rotate the frame. As the frame rotates by the hydraulic power of the washing water supplied by the connecting rod converting to Is the wash water injector of the dishwasher so as to rotate the arm Iain repeatedly.

이하, 본 발명의 일실시예를 첨부도면 제3도 내지 제5도를 참조하여 상세히 설명하면 다음과 같다.Hereinafter, an embodiment of the present invention will be described in detail with reference to FIGS. 3 to 5.

제3도는 본 발명을 나타낸 사시도이고, 제4도는 본 발명의 결합된 상태를 나타낸 종단면도이며, 제5(a)도, 제5(b)도, 제5(c)도는 본 발명의 작동상태를 나타낸 평면도로서, 식기세척기에 스프레이아암 기구부의 프레임(1)에 관통되게 축(2)을 급수가이드(3)에 고정하고 프레임(1)의 상부로 노출된 축에는 지지부재인 제1기어(4)를 고정한다.Figure 3 is a perspective view showing the present invention, Figure 4 is a longitudinal cross-sectional view showing a combined state of the present invention, Figures 5 (a), 5 (b), 5 (c) is an operating state of the present invention In the plan view of the present invention, a shaft (2) is fixed to the water supply guide (3) so as to penetrate the frame (1) of the spray arm mechanism part in the dishwasher, and the first gear (the support member) is supported on the shaft exposed to the upper part of the frame (1). 4) Fix it.

상기 제1기어(4)의 근접부에 위치된 프레임(1)에는 제2기어(5)를 회전하능하게 설치하여 제1기어와 맞물리도록 하고 상기 제2기어와 반대방향의 일직선상에 위치된 프레임(1)에는 회전원판(6)을 설치한다.The second gear 5 is rotatably installed in the frame 1 positioned near the first gear 4 so as to be engaged with the first gear and positioned in a straight line opposite to the second gear. The rotating disc 6 is provided in the frame 1.

그리고, 프레임(1)과 함께 회전하는 스프레이아암(7)에 가이드홈(8a)을 가진 안내부재(8)를 형성하고 상기 제2기어(5)와 회전원판(6)에는 제1기어(4)의 회전운동을 직선왕복 운동으로 변환하는 컨넥팅로드(9)를 편심되게 힌지편(9a)(9b)으로 결합하여 선단이 안내부재(8)의 가이드홈(8a)에 끼워지도록 한다.In addition, a guide member 8 having a guide groove 8a is formed in the spray arm 7 which rotates together with the frame 1, and the first gear 4 is formed in the second gear 5 and the rotation disc 6. The connecting rod 9 for converting the rotational movement of the linear motion into a linear reciprocating motion is eccentrically coupled to the hinge pieces 9a and 9b so that the tip is fitted into the guide groove 8a of the guide member 8.

상기 제1기어(4)와 제2기어(5)의 지름 및 잇수비를 가변시킴에 따라 스프레이아암(7)의 회동속도를 조절할 수 있게 된다.By varying the diameter and number of teeth of the first gear 4 and the second gear 5 it is possible to adjust the rotational speed of the spray arm (7).

이때 제2기어(5)의 지름과 회전원판(6)의 지름이 동일해야 함은 물론이다.At this time, the diameter of the second gear 5 and the diameter of the rotating disc 6 should be the same.

이와 같이 구성된 본 발명은 제3도 내지 제5도에 나타낸 바와 같이, 식기세척기의 본체내에 세척하기 위한 식기를 넣고 전원을 인가하면 모터가 구동하여 급수가이드상으로 고압의 세척수를 공급하게 되므로 세척수의 압력에 의해 스프레이아암(7)이 결합된 프레임(1)이 시계방향으로 회전한다.In the present invention configured as described above, as shown in FIGS. 3 to 5, when the dish is put into the main body of the dishwasher and the power is applied, the motor is driven to supply the high pressure washing water onto the water supply guide. The frame 1 to which the spray arm 7 is coupled rotates clockwise by the pressure.

이와 같이 프레임(1)의 회전하면 프레임에 설치된 제2기어(5)의 위치가 가변되는데, 이때 상기 제2기어는 제5(a)도와 같이 제1기어(4)와 맞물려 있으므로 프레임의 회전에 따라 제1기어와 맞물려 이동하면서 회동된다.When the frame 1 is rotated as described above, the position of the second gear 5 installed in the frame is changed. At this time, the second gear is engaged with the first gear 4 as shown in FIG. 5 (a). It is rotated while being engaged with the first gear.

이에 따라 제2기어에 힌지핀(9a)으로 결합된 컨넥팅로드(9)가 제5(b)도와 같이 스프레이아암(7)의 반대측으로 이동하면서 안내부재(8)를 밀게 되므로 스프레이아암에 형성된 분사공(7a)이 상측을 향하게 되다.Accordingly, the connecting rod 9 coupled to the second gear by the hinge pin 9a pushes the guide member 8 while moving to the opposite side of the spray arm 7 as shown in FIG. 5 (b). The injection hole 7a is directed upward.

이때 상기 제2기어(5)와 일직선상에 위치되어 컨넥팅로드(9)의 끝단에 힌지핀(9b)으로 결합된 회전원판(6)은 컨넥팅로드가 수평적으로 이동되도록 보조역할을 하게 된다.At this time, the rotation disc 6, which is positioned in line with the second gear 5 and coupled to the end of the connecting rod 9 by a hinge pin 9b, serves as an auxiliary role to move the connecting rod horizontally. do.

이러한 상태에서 계속해서 세척수가 공급되어 프레임(1)이 더욱 회전되면 전술한 바와 같은 동작에 의해 컨넥팅로드(9)가 제5(c)도와 같이 하방으로 이동하면서 스프레이아암(7)을 계속해서 회동시키게 되므로 스프레이아암에 형성된 분사공(7a)이 초기상태의 반대방향에 위치된다.In this state, when the washing water is continuously supplied and the frame 1 is further rotated, the connecting arm 9 continues downward while the connecting rod 9 moves downward as shown in FIG. 5 (c) by the operation as described above. Since it rotates, the injection hole 7a formed in the spray arm is located in the opposite direction of an initial state.

그후, 계속해서 프레임(1)의 회전으로 제2기어(5)에 형성된 힌지핀(9a)의 위치가 가변되면 전술한 바와는 반대방향으로 스프레이아암(7)이 회동운동하게 되므로 식기가 얹혀진 선반측으로 세척수의 분사위치를 가변시킬 수 있게 된다.Subsequently, if the position of the hinge pin 9a formed on the second gear 5 is continuously changed by the rotation of the frame 1, the spray arm 7 rotates in the opposite direction as described above. It is possible to change the injection position of the washing water to the side.

첨부도면 제6도는 본 발명에 따른 회전원판의 다른실시예를 나타낸 사시도로서, 제2기어(5)와 일직선상으로 프레임(1)에 설치되는 회전원판 대신에 링크(10)를 축(11)에 결합하고 링크의 타단은 컨넥팅로드(9)의 일단에 힌지결합하여도 컨넥팅로드(9)가 일정범위내에서 직선선회 운동하게 되므로 전술한 바와 같은 동일한 동작을 하게 됨은 이해가능한 것이다.6 is a perspective view showing another embodiment of the rotating disk according to the present invention, in which the link 10 is replaced by the shaft 11 instead of the rotating disk installed in the frame 1 in a straight line with the second gear 5. And the other end of the link is hinged to one end of the connecting rod 9, it is understood that the connecting rod 9 is linearly rotated within a certain range, thereby performing the same operation as described above.

이상에서와 같이, 본 발명은 식기세척기의 스프레이아암(7)으로 세척수를 광범위하게 분사하여 세척영역을 넓힐 수 있어서 세척효율을 향상시킬 수 있을 뿐만 아니라, 간단한 구조로서 소음을 경감시킬 수 있으므로 인해 제품의 효율성 및 신뢰성을 향상시킨 매우 유용한 발명이다.As described above, the present invention can widen the washing area by spraying the washing water to the spray arm (7) of the dishwasher to broaden the washing area, not only to improve the washing efficiency, but also to reduce the noise as a simple structure It is a very useful invention that improves the efficiency and reliability.

Claims (2)

프레임(1)의 상부로 관통되게 급수가이드(3)에 설치되어 프레임(1)의 상부로 노출된 축(2)과, 상기 프레임(1)의 상부로 노출된 축(2)에 고정된 제1기어(4)와, 상기 프레임(1)에 제1기어(4)와 맞물리게 설치되어 프레임(1)의 회전방향과 동일방향으로 회전되는 제2기어(5)와, 상기 프레임(1)에 제2기어(5)와 반대방향의 일직선상에 위치되게 설치되어 제2기어(5)와 동일방향으로 회전되는 회전부재와, 상기 프레임(1)에 결합되는 스프레이아암(7)의 상부에 형성되며 가이드홈(8a)을 가진 안내부재(8)와, 상기 제2기어(5) 및 회전부재의 중심과 편심되게 힌지결합되며 일단이 가이드홈(8a)에 끼워져 프레임(1)의 회전운동을 직선선회 운동으로 변환시키는 컨넥팅로드(9)로 구성하여 공급되는 세척수의 수력에 의해 프레임(1)이 회전운동함에 따라 컨넥팅로드(9)가 직선선회 운동하면서 스프레이아암(7)을 반복적으로 회동시키도록 된 식기세척기의 세척수 분사장치.It is installed on the water supply guide (3) to penetrate the upper part of the frame (1) and fixed to the shaft (2) exposed to the upper part of the frame (1), the shaft (2) exposed to the upper part of the frame (1) The first gear 4, the second gear 5 which is installed in the frame 1 in engagement with the first gear 4 and rotates in the same direction as the rotation direction of the frame 1, and the frame 1 It is installed on a straight line in the opposite direction to the second gear (5) is formed on the rotating member rotated in the same direction as the second gear (5), and the upper portion of the spray arm (7) coupled to the frame (1) And a guide member 8 having a guide groove 8a and an eccentric hinge to the center of the second gear 5 and the rotating member, and one end of which is inserted into the guide groove 8a to rotate the frame 1. The connecting rod 9 rotates linearly as the frame 1 rotates due to the hydraulic power of the washing water supplied by the connecting rod 9 configured to convert the linear turning movement. Washing water jetting device of the dishwasher to rotate the spray arm (7) repeatedly while moving. 제1항에 있어서, 상기 회전부재가 원통형의 회전원판(6) 또는 링크(10)로 된 식기세척기의 세척수 분사장치.The washing water jetting apparatus according to claim 1, wherein the rotating member is a cylindrical rotating disc (6) or a link (10).
KR1019930003382A 1993-03-06 1993-03-06 Sprayer for tableware washing machine KR940011555B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019930003382A KR940011555B1 (en) 1993-03-06 1993-03-06 Sprayer for tableware washing machine
US08/204,983 US5415350A (en) 1993-03-06 1994-03-02 Water spraying device for tableware washer
JP03501394A JP3437241B2 (en) 1993-03-06 1994-03-04 Washing water injection device for dishwasher
DE4407267A DE4407267C2 (en) 1993-03-06 1994-03-04 Water spray device for dishwasher

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930003382A KR940011555B1 (en) 1993-03-06 1993-03-06 Sprayer for tableware washing machine

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KR940021006A KR940021006A (en) 1994-10-17
KR940011555B1 true KR940011555B1 (en) 1994-12-21

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