KR970010424B1 - Dishwasher - Google Patents

Dishwasher Download PDF

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Publication number
KR970010424B1
KR970010424B1 KR1019950019272A KR19950019272A KR970010424B1 KR 970010424 B1 KR970010424 B1 KR 970010424B1 KR 1019950019272 A KR1019950019272 A KR 1019950019272A KR 19950019272 A KR19950019272 A KR 19950019272A KR 970010424 B1 KR970010424 B1 KR 970010424B1
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KR
South Korea
Prior art keywords
chamber
water
washing
pump
supply pipe
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KR1019950019272A
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Korean (ko)
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KR970005228A (en
Inventor
장재원
김준우
Original Assignee
엘지전자 주식회사
구자홍
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Priority to KR1019950019272A priority Critical patent/KR970010424B1/en
Publication of KR970005228A publication Critical patent/KR970005228A/en
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Publication of KR970010424B1 publication Critical patent/KR970010424B1/en

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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/4202Water filter means or strainers
    • A47L15/4208Arrangements to prevent clogging of the filters, e.g. self-cleaning
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/0018Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
    • A47L15/0021Regulation of operational steps within the washing processes, e.g. optimisation or improvement of operational steps depending from the detergent nature or from the condition of the crockery
    • A47L15/0039Filter cleaning phases
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2501/00Output 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
    • A47L2501/20Spray nozzles or spray arms

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  • Washing And Drying Of Tableware (AREA)

Abstract

The system includes a sump for storing wash drainage and fixing a fine screen for filtering waste from dishes, a chamber being integral with the sump and having water supply holes, a supply pipe installed between the chamber and the spray arm holder for supplying water into the chamber, a 4-way valve connected to the supply pipe by a hinge pin and actuating to close the supply pipe on the chamber side on operation of the washing pump and close the arm holder line on the spray arm side on operation of the drain pump for draining, a drain pipe for leading the remaining water in the chamber and in the spray arm into the sump. The system separates the waste and filth collected on the fine screen by the force of strong water current to remove in draining. The stink of the waste is also removed.

Description

식기세척기의 미세필터 세척장치Fine filter cleaning device of dishwasher

제1도는 종래의 식기세척기를 나타낸 분해 사시도.1 is an exploded perspective view showing a conventional dishwasher.

제2도는 제1도의 A부분을 나타낸 종단면도.FIG. 2 is a longitudinal sectional view showing part A of FIG.

제3도는 본 발명에 따른 식기세척기를 나타낸 종단면도.3 is a longitudinal sectional view showing the dishwasher according to the present invention.

제4도는 제3도의 오수통을 나타낸 사시도.4 is a perspective view showing the sewage container of FIG.

제5도는 제3도의 B부분을 나타낸 확대도.5 is an enlarged view of a portion B of FIG.

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

2 : 오수통 3 : 미세필터2: sewage tank 3: fine filter

4 : 공급공 5 : 챔버4: supply hole 5: chamber

6 : 세척펌프 7 : 스프레이 아암6: washing pump 7: spray arm

8 : 아암홀더 9 : 급수관8: arm holder 9: water supply pipe

10 : 배수펌프 11 : 삼방밸브10: drain pump 11: three-way valve

12 : 배수관12: drain pipe

본 발명은 식기세척기의 미세필터 세척장치에 관한 것으로서, 더욱 상세하게는 식기세척기의 세척중 미세필터에 끼인 오물을 강력한 수류에 의해 제거하여 헹굼시 오물이 재비산 되는 것을 방지할 수 있도록 한 것이다.The present invention relates to a fine filter cleaning device for a dishwasher, and more particularly, to prevent dirt from being scattered during rinsing by removing dirt caught in the microfilter during the washing of the dishwasher by a strong water flow.

종래의 식기세척기는 제1도에 나타낸 바와 같이, 본체(13)의 터브(1a)내에 호스를 통해 급수된 물이 일정수위가 되면 급수가 중단되며, 상기 터브(1a)내의 물을 배수펌프(10)에 의해 상기 본체(13)일측 내부의 순환 파이프(14) 관로를 통해 상,하부 스프레이 아암(7)에 전달됨에 따라 스프레이 아암(7)이 회전을 함과 동시에 상기 터브(1a)내의 식기 선반(15)에 얹혀져 있는 음식 찌꺼기 등이 묻은 식기들에 세척수를 분사하여 식기에 묻어 있는 오물이 스프레이 아암(7)에서 분사되는 세척수에 의해 떨어지게 된다.As shown in FIG. 1, the conventional dishwasher stops the water supply when the water supplied through the hose in the tub 1a of the main body 13 reaches a certain level, and drains the water in the tub 1a. 10) the spray arm 7 rotates as it is transmitted to the upper and lower spray arms 7 through the circulation pipe 14 pipe inside the main body 13, and at the same time, the dishes in the tub 1a. The washing water is sprayed on the utensils on which the food residues, etc., placed on the shelf 15 are sprayed, so that the dirt on the utensils is dropped by the washing water sprayed from the spray arm 7.

그후, 터브(1a)내 하단의 제1, 2필터(16)(17)에서 오물이 걸러진 세척수는 세척펌프(6)를 통해 다시 상,하부의 스프레이 아암(7)에 급수가 되어 세척수를 분사하는 과정을 반복하여 세척행정을 진행하게 되며, 세척 및 헹굼행정이 완료된 후에는 상기 세척펌프(6)는 정지시키고 배수펌프(10)를 작동시켜 세척수를 배수시킨 다음 히터(18)의 작동에 의해 건조행정을 거쳐서 식기의 세척을 완료하게 된다.Thereafter, the washing water filtered out of the first and second filters 16 and 17 at the lower end of the tub 1a is supplied to the upper and lower spray arms 7 through the washing pump 6 to spray the washing water. The washing process is repeated by repeating the process, and after the washing and rinsing stroke is completed, the washing pump 6 is stopped and the drainage pump 10 is operated to drain the washing water and then operate the heater 18. The dish is washed through the drying process.

한편, 식기의 세척시 오물이 걸러지는 과정은 제2도에 나타낸 바와 같이, 터브(1)의 하단에 고인 세척수는 작은 오물을 거르는 오수통(2a)내 상부의 제1필터(16)를 거쳐 세척수를 저장하는 하부의 오수통(Sump)(2a)으로 유입되고, 큰 오물은 오수통(2a)내 상부의 제1필터(16)중앙에 착탈가능하게 삽입된 제2필터(17)에서 걸러지게 됨과 동시에 다시 오수통(2a)내의 미세필터(3a)를 통과하여 세척펌프(6)로 세척수가 유입된다.On the other hand, the process of filtering the dirt during washing of the tableware, as shown in Figure 2, the wash water accumulated at the bottom of the tub (1) through the first filter 16 of the upper part in the waste container (2a) to filter out small dirt It enters into the lower sump (2a) for storing the wash water, the large dirt is filtered out of the second filter (17) detachably inserted in the center of the upper first filter (16) in the sump (2a) At the same time, the washing water flows again through the fine filter 3a in the sewage tank 2a to the washing pump 6.

또한, 오수통(2a)내의 미세필터(3a)안쪽 부분에 배수펌프(10)의 입구부가 연결되어 있으므로 배수시 미세필터(3a)의 안쪽 부분에 붙은 오물이 함께 배수된다.In addition, since the inlet portion of the drain pump 10 is connected to the inside of the fine filter 3a in the sewage tank 2a, the dirt attached to the inner portion of the fine filter 3a is drained together.

그러나, 이와 같은 종래 식기세척기에 터브(1a)하단의 오수통(2a)에는 식기의 세척시 세척펌프(6)의 작동으로 세척수의 빠른 유동이 발생되어 그 힘에 의해 오물이 미세필터(3a)에 강하게 부착됨에 따라 배수시 배수펌프(10)의 동작으로 오물을 떨어뜨리는 것이 어려워 사용자가 정기적으로 미세필터(3a)에 붙은 오물을 떼어내서 세척해야 하므로 많은 불편함을 초래하게 되는 등의 문제점이 있었다.However, in the conventional dishwasher, the sewage tank 2a at the bottom of the tub 1a is operated by the washing pump 6 when washing the dishes, so that a rapid flow of the washing water is generated, and the dirt is finely filtered by the force. Since it is difficult to drop the dirt by the operation of the drain pump 10 during the drainage because it is strongly attached to the user, the user has to periodically remove the dirt attached to the fine filter 3a and causes a lot of inconvenience. there was.

본 발명은 상기한 제반 문제점을 해결하기 위한 것으로서, 식기세척기의 세척중 미세필터에 끼인 오물을 강력한 수류에 의해 제거하므로써 헹굼시 오물의 재비산을 방지하여 세척이 완료된 후 오물 냄새 등으로 인하여 사용자에게 불쾌감을 주는 것은 예방할 수 있을 뿐만 아니라 미세필터를 영구 부착식으로 설치하여 사용할 수 있어서 별도로 미세필터를 청소해야 하는 사용자의 수고를 경감시킬 수 있는 식기세척기의 미세필터 세척장치를 제공하는데 그 목적이 있다.The present invention is to solve the above problems, by removing the dirt caught in the micro-filter during the washing of the dishwasher by a strong water flow to prevent the re-splash of the rinsing when rinsing after washing is completed to the user It is an object of the present invention to provide a fine filter cleaning device of a dishwasher that can prevent the discomfort as well as prevent the trouble of the user who needs to clean the microfilter separately because the microfilter can be installed and used permanently. .

상기한 목적을 달성하기 위해 본 발명은 식기에 묻은 미세오물을 걸러주는 미세필터가 고정되며 세척수가 저장되는 오수통과, 상기 오수통에 일체로 형성되며 복수개의 공급공이 형성되는 챔버와, 상기 챔버와 세척펌프 및 스프레이 아암이 설치된 아암홀더의 사이에 연통 설치되어 챔버에 물을 공급하기 위한 급수관과, 상기 급수관에 힌지 결합되어 식기의 세척시 세척펌프의 동작에 따라 챔버쪽의 급수관을 폐쇄시키며 배수시에는 배수펌프의 동작에 따라 스프레이 아암쪽의 아암홀더를 폐쇄시키기 위해 작동되는 삼방밸브와, 상기 세척펌프와 오수통의 사이에 연통 설치되어 세척펌프의 동작정지시 챔버와 스프레이 아암에 고여진 잔수를 오수통으로 유입시키기 위한 배수관으로 구성된 식기세척기의 미세필터 세척장치이다.In order to achieve the above object, the present invention is a micro filter for filtering the fine dirt on the tableware is fixed and the wash water is stored, the chamber is formed integrally with the waste water reservoir is formed with a plurality of supply holes, the chamber and The water supply pipe is installed in communication between the arm holder with the washing pump and the spray arm, and the water supply pipe for supplying water to the chamber is hinged to the water supply pipe to close the water supply pipe at the side of the chamber according to the operation of the cleaning pump when washing dishes. The three-way valve is operated in order to close the arm holder on the spray arm side in accordance with the operation of the drainage pump, and is installed in communication between the washing pump and the sump container, and the remaining water accumulated in the chamber and the spray arm when the washing pump is stopped. It is a fine filter cleaning device of the dishwasher consisting of a drain pipe for introducing into the sump.

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 발명에 따른 식기세척기를 나타낸 종단면도이고, 제4도는 제3도의 오수통을 나타낸 사시도이며, 제5도는 제3도의 B부분을 나타낸 확대도로서, 식기세척기에 터브(1)하단의 세척수가 저장되는 오수통(2)의 내부에 식기에 묻은 미세오물을 걸러주는 미세필터(3)가 고정되고, 상기 오수통(2)의 상부에는 일체로 외주면에 복수개의 공급공(4)이 형성된 챔버(5)가 형성되며, 챔버(5)의 일측과 세척펌프(6) 및 스프레이 아암(7)이 상단에 설치된 아암홀더(8)의 사이에 챔버(5)에 물을 공급하기 위한 급수관(9)이 연통되어 설치된다.FIG. 3 is a longitudinal sectional view showing the dishwasher according to the present invention, FIG. 4 is a perspective view showing the waste container of FIG. 3, and FIG. 5 is an enlarged view showing part B of FIG. 3, and the bottom of the tub 1 in the dishwasher. The fine filter (3) for filtering the fine dirt on the tableware is fixed to the inside of the sewage container (2) in which the washing water is stored, and a plurality of supply holes (4) on the outer circumferential surface integrally on the upper part of the sewage container (2) The formed chamber (5) is formed, and for supplying water to the chamber (5) between one side of the chamber (5) and the arm holder (8) provided with the cleaning pump (6) and the spray arm (7) at the top. The water supply pipe 9 is installed in communication.

또한, 급수관(9)의 내부에는 식기의 세척시 세척펌프(6)의 동작에 따라 챔버(5)쪽의 급수관(9)을 폐쇄시키며 배수시에는 배수펌프(10)의 동작에 따라 스프레이 아암(7)쪽의 아암홀더(8)를 폐쇄시키기 위해 작동되는 삼방밸브(11)가 힌지 결합되고, 상기 세척펌프(6)와 오수통(2)의 사이에는 세척펌프(6)의 동작정지시 챔버(5)와 스프레이 아암(7)에 고여진 잔수를 오수통(2)으로 유입시키기 위한 배수관(12)이 연통되도록 설치되어 구성된다.In addition, the inside of the water supply pipe 9 closes the water supply pipe 9 on the side of the chamber 5 according to the operation of the washing pump 6 when washing the dishes, and during the drainage of the spray arm (10) according to the operation of the drain pump 10. The three-way valve 11, which is operated to close the arm holder 8 on the side 7, is hinged, and the chamber when the operation of the washing pump 6 stops between the washing pump 6 and the sump container 2. (5) and a drain pipe 12 for introducing the residual water accumulated in the spray arm 7 into the sewage tank 2 are configured to communicate with each other.

이와 같이 구성된 본 발명은 제3도 내지 제5도에 나타낸 바와 같이, 식기세척기에서 식기의 세척시 세척펌프(6)가 동작하면 터브(1)하단의 오수통(2)상에 일체로 형성되어 외주면에 복수개의 공급공(4)이 형성된 챔버(5)의 일측과 세척펌프(6) 및 스프레이 아암(7)이 상단에 설치된 아암홀더(8)의 사이에 연통 설치된 급수관(9)의 내부에 힌지 결합된 삼방밸브(11)가 챔버(5)쪽의 급수관(9)을 폐쇄시킴에 따라 세척수가 상기 아암홀더(8)를 통해 스프레이 아암(7)에 공급되므로 스프레이 아암(7)이 회전하면서 세척수를 오물이 묻어 있는 식기에 분사하여 세척행정을 수행하게 되는데, 세척행정이 완료되면 오수통(2)의 내부에 고정된 미세필터(3)에 많은 오물이 끼어 있게 된다.As shown in FIGS. 3 to 5, the present invention configured as described above is integrally formed on the sewage container 2 under the tub 1 when the washing pump 6 operates when washing the dishes in the dishwasher. On the inside of the water supply pipe 9 provided between the one side of the chamber (5) formed with a plurality of supply holes (4) on the outer circumferential surface and the arm holder (8) provided with the cleaning pump (6) and the spray arm (7) at the top As the hinged three-way valve 11 closes the water supply pipe 9 toward the chamber 5, the washing water is supplied to the spray arm 7 through the arm holder 8, so that the spray arm 7 rotates. The washing process is performed by spraying the washing water on the dish with dirt, and when the washing process is completed, many dirts are stuck in the fine filter 3 fixed inside the sewage container 2.

그후, 세척수의 배수가 시작되면 배수펌프(10)가 동작하여 오수통(2)내의 물을 배수하기 시작하는데, 이 때 세척펌프(6)가 동작함과 동시에 급수관(9)의 내부에 힌지 결합된 삼방밸브(11)가 챔버(5)쪽의 급수관(9)을 폐쇄하고 있는 상태에서 회전하여 스프레이 아암(7)쪽의 아암홀더(8)를 폐쇄시킴에 따라 챔버(5)쪽의 급수관(9)으로 세척수가 공급된다.Thereafter, when the drainage of the washing water is started, the drain pump 10 operates to drain the water in the sewage tank 2, at which time the hinge pump is coupled to the inside of the water supply pipe 9 while the washing pump 6 is operated. The three-way valve 11 rotates in a state in which the water supply pipe 9 on the chamber 5 is closed to close the arm holder 8 on the spray arm 7 side, thereby supplying the water supply pipe on the chamber 5 side. 9) washing water is supplied.

그 다음, 공급된 세척수는 오수통(2)상의 챔버(5) 외주면에 형성된 복수개의 공급공(4)을 통해 미세필터(3)의 바깥쪽에서 강한 수류를 분사함에 따라 미세필터(3)에서 떨어진 작은 오물은 열린 배수펌프(10)를 통해 배출되며, 배출에 따른 오수통(2)내의 수위가 낮아지면서 세척펌프(6)와 오수통(2)의 사이에 연통 설치된 배수관(12)의 이하로 수위가 내려가면 세척펌프(6)의 동작이 정지됨과 동시에 스프레이 아암(7)쪽의 아암홀더(8)를 폐쇄하고 있는 삼방밸브(11)가 반쯤 개방되므로 인해 챔버(5)와 스프레이 아암(7)에 고여 있던 세척수가 상기 배수관(12)으로 흘러나와 오수통(2)으로 유입되어 배수시킬 수 있게 된다.Then, the supplied washing water is separated from the fine filter 3 by spraying strong water flow from the outside of the fine filter 3 through a plurality of supply holes 4 formed in the outer peripheral surface of the chamber 5 on the sewage tank 2. The small dirt is discharged through the open drainage pump 10, and as the water level in the sewage reservoir 2 decreases due to the discharge, the waste water is lower than the drainage pipe 12 installed between the washing pump 6 and the sewage reservoir 2. When the water level is lowered, the washing pump 6 is stopped and the three-way valve 11 closing the arm holder 8 on the spray arm 7 is half-opened. Therefore, the chamber 5 and the spray arm 7 The washing water accumulated in the) flows out into the drain pipe 12 and flows into the sewage tank 2 to drain.

이상에서와 같이, 본 발명은 식기세척기의 오수통(2)내에 고정된 미세필터(3)에 끼인 오물을 강력한 수류에 의해 용이하게 제거할 수 있어서 헹굼시 오물이 재비산되는 것을 방지할 수 있고, 미세필터(3)를 사용자가 세척완료후 청소해야 하는 불편함을 없앨 수 있으므로 인해 제품의 효율성 및 신뢰성을 대폭 향상시킨 매우 유용한 발명이다.As described above, the present invention can be easily removed by the powerful water flow of dirt stuck in the fine filter (3) fixed in the waste container (2) of the dishwasher can prevent the dirt from being scattered again when rinsing The fine filter 3 is a very useful invention that greatly improves the efficiency and reliability of the product because it can eliminate the inconvenience that the user has to clean after completion of cleaning.

Claims (1)

식기에 묻은 미세오물을 걸러주는 미세필터가 고정되며 세척수가 저장되는 오수통과, 상기 오수통에 일체로 형성되며 복수개의 공급공이 형성되는 챔버와, 상기 챔버와 세척펌프 및 스프레이 아암이 설치된 아암홀더의 사이에 연통 설치되어 챔버에 물을 공급하기 위한 급수관과, 상기 급수관에 힌지 결합되어 식기의 세척시 세척펌프의 동작에 따라 챔버쪽의 급수관을 폐쇄시키며 배수시에는 배수펌프의 동작에 따라 스프레이 아암쪽의 아암홀더를 폐쇄시키기 위해 작동되는 삼방밸브와, 상기 세척펌프와 오수통의 사이에 연통 설치되어 세척펌프의 동작정지시 챔버와 스프레이 아암에 고여진 잔수를 오수통으로 유입시키기 위한 배수관으로 구성된 것을 특징으로 하는 식기세척기의 미세필터 세척장치.The micro filter which filters the fine soil stained on the tableware is fixed and the waste water reservoir for storing the washing water, the chamber which is integrally formed in the waste water reservoir, and the plurality of supply holes are formed, and the arm holder in which the chamber, the cleaning pump and the spray arm are installed. It is connected between the water supply pipe for supplying water to the chamber, and hinged to the water supply pipe to close the water supply pipe side of the chamber in accordance with the operation of the washing pump when washing the dishes and the drainage side in accordance with the operation of the drain pump during the drainage Three-way valve is operated in order to close the arm holder of the, and is installed in communication between the washing pump and the sump reservoir, characterized in that consisting of a drain pipe for introducing the residual water accumulated in the chamber and the spray arm into the sewage tank when the operation of the washing pump is stopped. Fine filter cleaning device for dishwashers.
KR1019950019272A 1995-07-03 1995-07-03 Dishwasher KR970010424B1 (en)

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KR1019950019272A KR970010424B1 (en) 1995-07-03 1995-07-03 Dishwasher

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KR1019950019272A KR970010424B1 (en) 1995-07-03 1995-07-03 Dishwasher

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KR970005228A KR970005228A (en) 1997-02-19
KR970010424B1 true KR970010424B1 (en) 1997-06-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140128013A (en) * 2013-04-26 2014-11-05 콘티넨탈 오토모티브 시스템 주식회사 Controlling method for line on/off apparatus for high voltage source of car

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140128013A (en) * 2013-04-26 2014-11-05 콘티넨탈 오토모티브 시스템 주식회사 Controlling method for line on/off apparatus for high voltage source of car

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