KR20140019555A - Apparatus for removing remained detergent of washing machine and method thereof - Google Patents

Apparatus for removing remained detergent of washing machine and method thereof Download PDF

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KR20140019555A
KR20140019555A KR1020120085759A KR20120085759A KR20140019555A KR 20140019555 A KR20140019555 A KR 20140019555A KR 1020120085759 A KR1020120085759 A KR 1020120085759A KR 20120085759 A KR20120085759 A KR 20120085759A KR 20140019555 A KR20140019555 A KR 20140019555A
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South Korea
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washing
drain pipe
washing machine
contamination
contamination value
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KR1020120085759A
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Korean (ko)
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이재우
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동부대우전자 주식회사
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Publication of KR20140019555A publication Critical patent/KR20140019555A/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
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/30—Control of washing machines characterised by the purpose or target of the control 
    • D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F33/42—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of draining
    • 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
    • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/14—Arrangements for detecting or measuring specific parameters
    • D06F34/22—Condition of the washing liquid, e.g. turbidity
    • 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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • 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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/088—Liquid supply arrangements
    • 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
    • D06F2103/20—Washing liquid condition, e.g. turbidity
    • 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
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/02—Water supply
    • 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
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/08—Draining of washing liquids

Abstract

The present invention provides an apparatus for removing a remaining detergent in a washing machine and a method thereof, which comprises the steps of: inputting a contamination value of a drainage pipe from a contamination detection means by a control unit after completion of washing; comparing the contamination value with a standard contamination value; and cleaning the drainage pipe by controlling a flush valve if the contamination value exceeds the standard contamination value for a result of the comparison. According to the present invention, the apparatus can remove the residual detergent remaining in the drainage pipe by processing supplying and draining of water for a set time when the residual detergent in the drainage pipe is detected by a turbidity sensor after completion of the washing. [Reference numerals] (AA) Start; (BB,EE) No; (CC,DD) Yes; (FF) End; (S10) Completion of washing?; (S20) Input a contamination value; (S30) Contamination value > Standard contamination value?; (S40) Supply water while draining the water

Description

세탁기의 잔류 세제 제거 장치 및 방법{APPARATUS FOR REMOVING REMAINED DETERGENT OF WASHING MACHINE AND METHOD THEREOF}Apparatus and method for removing residual detergent of washing machine {APPARATUS FOR REMOVING REMAINED DETERGENT OF WASHING MACHINE AND METHOD THEREOF}

본 발명은 세탁기의 잔류 세제 제거 장치 및 방법에 관한 것으로서, 보다 상세하게는 세탁 종료 후 탁도센서에 의해 배수관에 잔류 세제가 감지되면 설정시간 동안 급수 및 배수를 진행하여 배수관에 잔류하는 세제찌꺼기를 제거할 수 있도록 하는 세탁기의 잔류 세제 제거 장치 및 방법에 관한 것이다.
The present invention relates to an apparatus and a method for removing residual detergent of a washing machine, and more particularly, when residual detergent is detected in a drain pipe by a turbidity sensor after washing is finished, water and drainage proceed for a set time to remove detergent residues remaining in the drain pipe. The present invention relates to an apparatus and a method for removing residual detergent of a washing machine.

세탁기, 식기세척기 등과 같이 물을 이용하는 가전기기 중 일부 제품들은 물의 탁도(오염도)를 측정하기 위한 탁도센서를 설치하여 탁도에 따라 세탁 또는 세척 행정을 변경하고 있다. Some products of household appliances that use water, such as a washing machine and a dishwasher, have installed a turbidity sensor for measuring turbidity (pollution) of water, thereby changing the washing or washing stroke according to the turbidity.

이러한 가전기기들은 탁도센서에서 측정된 탁도에 따라 세탁 또는 세척횟수를 변경하여 물의 낭비를 줄이면서도 최적의 세탁 또는 세척 행정이 이루어지도록 하고 있다.These home appliances change the number of washing or washing according to the turbidity measured by the turbidity sensor to reduce the waste of water and to achieve the optimal washing or washing stroke.

일반적으로 드럼세탁기는, 캐비닛과, 캐비닛 내부에 유동 가능하게 설치되고 세탁수가 담수되는 터브와, 터브 내부에 회전 가능하게 설치되고 세탁물이 수납되는 드럼과, 드럼에 동력을 제공하는 구동부와, 터브에 세탁수를 공급하는 급수장치와, 터브로부터 세탁수를 캐비닛 외부로 배출하는 배수장치를 포함한다.In general, a drum washing machine includes a cabinet, a tub installed in the cabinet so as to be able to flow in fresh water, a drum rotatably installed in the tub, and storing laundry, a driving unit providing power to the drum, and a tub. It includes a water supply for supplying the wash water, and a drain for discharging the wash water from the tub outside the cabinet.

사용자가 드럼 내부에 세탁물을 수납한 후에 세탁작동을 개시하면, 급수장치의 작동에 의해 터브 및 드럼 내부에 세탁수가 공급되고, 구동부의 작동에 의해 드럼이 회전되면서 세탁작동이 개시된다.When the user starts the washing operation after the laundry is stored in the drum, the washing water is supplied to the tub and the drum by the operation of the water supply device, and the drum is rotated by the operation of the driving unit to start the washing operation.

세탁작동이 종료된 후에는 배수장치의 작동에 의해 터브 및 드럼 내부에 담수되었던 세탁수가 배수장치를 통해 캐비닛 외부로 배출되는데, 배수관이 하수구까지 연결되지 않은 경우, 근처의 바닥에 세제가 남아 지저분하게 되며, 바닥이 미끄러워 사용자가 넘어질 수 있다.
After the washing operation is finished, the wash water, which has been stored in the tub and drum, is discharged to the outside of the cabinet by the drainage system.If the drain pipe is not connected to the sewer, detergent remains on the floor nearby. The floor is slippery and the user can fall.

이와 관련된 선행기술로는 대한민국 공개특허 10-2011-0023877호 "커버 일체형 구조의 스테이터를 포함하는 드럼세탁기의 직결형 구동장치"(2011.03.08)이 있다.
Prior art related to this is disclosed in Republic of Korea Patent Publication No. 10-2011-0023877 "Direct type driving device for a drum washing machine including a stator of the cover integrated structure" (2011.03.08).

본 발명은 상기와 같은 문제점을 개선하기 위해 창작된 것으로서, 세탁 종료 후 탁도센서에 의해 배수관에 잔류 세제가 감지되면 설정시간 동안 급수 및 배수를 진행하여 배수관에 잔류하는 세제찌꺼기를 제거할 수 있도록 하는 세탁기의 잔류 세제 제거 장치 및 방법을 제공하는데 그 목적이 있다.
The present invention was created to improve the above problems, and when the residual detergent is detected in the drain pipe by the turbidity sensor after the end of the laundry to proceed to the water supply and drainage for a set time to remove the detergent residue remaining in the drain pipe It is an object of the present invention to provide an apparatus and method for removing residual detergent of a washing machine.

본 발명의 일 측면에 따른 세탁기의 잔류 세제 제거 방법은, 제어부가 세탁종료 후 오염감지수단으로부터 배수관의 오염값을 입력받는 단계; 상기 오염값과 기준오염값을 비교하는 단계; 및 상기 비교 결과, 상기 오염값이 상기 기준오염값을 초과하면 세척밸브를 제어하여 배수관을 세척하는 단계; 를 포함하는 것을 특징으로 한다.Residual detergent removal method of the washing machine according to an aspect of the present invention, the control unit receives the contamination value of the drain pipe from the contamination detection means after the end of washing; Comparing the contamination value with a reference contamination value; And washing the drainage pipe by controlling a washing valve when the contamination value exceeds the reference contamination value. And a control unit.

본 발명에서, 상기 오염감지수단은 탁도센서이고, 상기 탁도센서는 배수관 끝단에 설치되는 것을 특징으로 한다.In the present invention, the contamination detection means is a turbidity sensor, characterized in that the turbidity sensor is installed at the end of the drain pipe.

본 발명에서, 상기 급수 시 세탁기 내부로 급수되지 않고 바로 배수되도록 급수밸브를 제어하는 것을 특징으로 한다.In the present invention, the water supply is characterized in that the water supply valve is controlled so that it is immediately drained without being fed into the washing machine.

본 발명에서, 상기 설정시간이 경과되어 급수가 종료되면, 오염값을 입력받아 상기 기준오염값과 비교하고, 상기 오염값이 상기 기준오염값을 초과하면 상기 세척밸브를 제어하여 상기 배수관을 세척하는 것을 특징으로 한다.In the present invention, when the water supply is terminated after the set time, the pollution value is received and compared with the reference pollution value, if the pollution value exceeds the reference pollution value to control the washing valve to wash the drain pipe It is characterized by.

본 발명의 일 측면에 따른 세탁기의 잔류 세제 제거 장치는, 배수관에 구비되며, 발광부 및 수광부를 포함하는 탁도센서; 급수관에서 분기되어 배수관으로 바이패스되는 바이패스관에 구비되는 세척밸브; 및 상기 탁도센서로부터 배수관의 오염값이 입력되면, 기준오염값과 비교하여 상기 오염값이 상기 기준오염값을 초과하면 상기 세척밸브를 제어하여 상기 배수관을 세척하는 제어부;를 포함하는 것을 특징으로 한다.Residual detergent removal apparatus of the washing machine according to an aspect of the present invention, the turbidity sensor is provided in the drain pipe, the light emitting unit and the light receiving unit; A washing valve provided in the bypass pipe branched from the water supply pipe and bypassed to the drain pipe; And a controller configured to clean the drain pipe by controlling the washing valve when the contamination value exceeds the reference pollution value when the contamination value of the drain pipe is input from the turbidity sensor. .

본 발명에서, 상기 제어부는 상기 급수 시 세탁기 내부로 급수되지 않고 바로 배수되도록 급수밸브를 제어하는 것을 특징으로 한다.
In the present invention, the control unit is characterized in that for controlling the water supply valve so that the water is immediately drained without being fed into the washing machine.

본 발명은 세탁 종료 후 탁도센서에 의해 배수관에 잔류 세제가 감지되면 설정시간 동안 급수 및 배수를 진행하여 배수관에 잔류하는 세제찌꺼기를 제거함으로써 배수관 막힘에 의한 배수 불량을 방지할 수 있고, 배수관 주위를 청결한 상태로 유지할 수 있다.
According to the present invention, if residual detergent is detected in the drain pipe by the turbidity sensor after washing, the water supply and drainage proceed for a set time to remove detergent residues remaining in the drain pipe, thereby preventing drainage defects caused by clogging the drain pipe. I can keep it clean.

도 1은 본 발명의 일 실시예에 따른 세탁기의 잔류 세제 제거 장치를 나타낸 블럭구성도,
도 2는 본 발명의 일 실시예에 따른 세탁기의 잔류 세제 제거 장치를 설명하기 위한 간략구성도,
도 3은 본 발명의 일 실시예에 따른 세탁기의 잔류 세제 제거 장치 및 방법을 설명하기 위한 흐름도이다.1 is a block diagram showing a residual detergent removal apparatus of the washing machine according to an embodiment of the present invention,
Figure 2 is a simplified configuration diagram for explaining the residual detergent removal device of the washing machine according to an embodiment of the present invention,
3 is a flowchart illustrating an apparatus and a method for removing residual detergent of a washing machine according to an embodiment of the present invention.

이하, 첨부된 도면을 참조하여 본 발명에 따른 세탁기의 잔류 세제 제거 장치 및 방법의 일 실시예를 상세하게 설명한다. 이러한 과정에서 도면에 도시된 선들의 두께나 구성요소의 크기 등은 설명의 명료성과 편의상 과장되게 도시되어 있을 수 있다. 또한, 후술되는 용어들은 본 발명에서의 기능을 고려하여 정의된 용어들로서 이는 사용자, 운용자의 의도 또는 관례에 따라 달라질 수 있다. 그러므로, 이러한 용어들에 대한 정의는 본 명세서 전반에 걸친 내용을 토대로 내려져야 할 것이다.Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of a residual detergent removal apparatus and method of a washing machine according to the present invention. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

도 1은 본 발명의 일 실시예에 따른 세탁기의 잔류 세제 제거 장치를 나타낸 블럭구성도이고, 도 2는 본 발명의 일 실시예에 따른 세탁기의 잔류 세제 제거 장치를 설명하기 위한 간략구성도이다.1 is a block diagram showing a residual detergent removal apparatus of a washing machine according to an embodiment of the present invention, Figure 2 is a simplified configuration diagram for explaining the residual detergent removal apparatus of a washing machine according to an embodiment of the present invention.

도 1 내지 도 2에 도시된 바와 같이 본 발명은, 탁도센서(10), 제어부(20), 급수밸브(30), 세척밸브(40)를 포함한다.As shown in FIGS. 1 and 2, the present invention includes a turbidity sensor 10, a controller 20, a water supply valve 30, and a washing valve 40.

탁도센서(10)는 배수관(41) 끝단에 구비되며, 빛을 발광하는 발광부(10a)와, 발광부(10a)에서 발광된 빛을 수광하는 수광부(10b)를 각각 하나씩 구비하여 발광부(10a)에서 발광된 빛의 세기와 수광부(10b)에서 수광된 빛의 세기를 이용하여 배수관(41) 끝단의 오염상태를 측정한다.The turbidity sensor 10 is provided at the end of the drain pipe 41 and includes a light emitting unit 10a for emitting light and a light receiving unit 10b for receiving the light emitted from the light emitting unit 10a. The contamination state of the end of the drain pipe 41 is measured using the intensity of light emitted from 10a) and the intensity of light received from the light receiving unit 10b.

즉, 발광부(10a)에서 일정량의 세기로 빛을 발광하면 물 속에 부유하는 입자에 의하여 산란되는 빛을 제외한 나머지 빛을 수광부(10b)에서 수광하여 오염상태를 측정한다.That is, when the light emitting unit 10a emits light with a certain amount of intensity, the light receiving unit 10b receives the remaining light except for the light scattered by the particles floating in the water, and measures the contamination state.

세척밸브(40)는 급수관(31)에서 분기되어 배수관(41)으로 바이패스되는 바이패스관(42)에 구비된다.The washing valve 40 is provided in the bypass pipe 42 branched from the water supply pipe 31 and bypassed to the drain pipe 41.

제어부(20)는 탁도센서(10)로부터 배수관(41)의 오염값을 입력받아 기 설정된 기준오염값과 비교한다.The controller 20 receives the contamination value of the drain pipe 41 from the turbidity sensor 10 and compares it with a preset reference pollution value.

비교 결과, 탁도센서(10)로부터 입력된 오염값이 기 설정된 기준오염값을 초과하면 세척밸브(40)를 제어하여 배수관(41)을 세척한다.As a result of the comparison, when the contamination value input from the turbidity sensor 10 exceeds the preset reference contamination value, the washing valve 40 is controlled to clean the drain pipe 41.

자세히는, 급수밸브(30)를 제어하여 설정시간 동안 급수하는 동시에 세척밸브(40)를 제어하여 배수함으로써 배수관(41)이 세척되도록 한다.In detail, the water supply valve 30 is controlled so that the drain pipe 41 is washed by supplying water for a set time and controlling the drainage by controlling the washing valve 40.

이때, 급수관(31)에 구비되는 급수밸브(30)를 폐쇄제어하여 급수되는 물이 세탁기(100) 내부로 급수되지 않고 배수관(41)을 통해 세탁기(100) 외부로 바로 배수되도록 세척밸브(40)를 개방제어한다.At this time, by closing the water supply valve (30) provided in the water supply pipe 31, the water supplied to the washing valve 100 to be drained directly to the outside of the washing machine 100 through the drain pipe 41 without being supplied into the washing machine 100. Open control.

이때, 설정시간이 경과되어 급수가 종료되면, 탁도센서(10)로부터 오염값을 재 입력받아 기준오염값과 비교하고, 오염값이 기준오염값을 초과하면 오염값이 기준오염값을 초과하지 않을 때까지 재급수하는 동시에 세척밸브(40)를 제어하여 배수한다.At this time, when the water supply is terminated after the set time, the pollution value is input again from the turbidity sensor 10 and compared with the reference pollution value. Re-water supply and control the flushing valve 40 until drained.

따라서, 세탁 종료 후 탁도센서(10)에 의해 배수관(41)에 잔류 세제가 감지되면 설정시간 동안 급수 및 배수를 진행하여 배수관(41)에 잔류하는 세제찌꺼기를 제거함으로써 배수관 막힘에 의한 배수 불량을 방지할 수 있고, 배수관 주위를 청결한 상태로 유지할 수 있다.
Therefore, if the residual detergent is detected in the drain pipe 41 by the turbidity sensor 10 after the end of washing, the water supply and drainage proceeds for a set time to remove the detergent residues remaining in the drain pipe 41 to eliminate the drainage defects caused by clogging the drain pipe. It can prevent and keep clean around drain pipe.

도 3은 본 발명의 일 실시예에 따른 세탁기의 잔류 세제 제거 장치 및 방법의 동작 흐름을 도시한 순서도로써, 이를 참조하여 본 발명의 구체적인 동작을 설명한다.3 is a flowchart illustrating an operation flow of an apparatus and a method for removing residual detergent of a washing machine according to an embodiment of the present invention, with reference to this, a specific operation of the present invention will be described.

먼저, 제어부(20)가 세탁 종료 후 오염감지수단으로부터 오염값을 입력받는다(S10, S20).First, the control unit 20 receives the contamination value from the pollution detection means after the washing (S10, S20).

이때, 오염감지수단은 탁도센서(10)이며, 탁도센서(10)는 배수관(41) 끝단에 설치된다.At this time, the contamination detection means is a turbidity sensor 10, the turbidity sensor 10 is installed at the end of the drain pipe (41).

오염감지수단으로부터 입력받은 오염값과 기준오염값을 비교한다(S30).The pollution value received from the pollution detection means is compared with the reference pollution value (S30).

비교 결과, 오염감지수단으로부터 입력받은 오염값이 기준오염값을 초과하면 세척밸브(40)를 제어하여 배수관(41)을 세척한다(S40).As a result, when the contamination value input from the contamination detection means exceeds the reference pollution value, the washing valve 40 is controlled to clean the drain pipe 41 (S40).

이때, 급수밸브(30)를 폐쇄제어하여 급수되는 물이 세탁기(100) 내부로 급수되지 않고 배수관(41)을 통해 세탁기(100) 외부로 바로 배수되도록 세척밸브(40)를 개방제어한다.In this case, the water supply valve 30 is closed-controlled so that the water supplied to the water is not drained into the washing machine 100, but is directly controlled to open the washing valve 40 to drain directly to the outside of the washing machine 100 through the drain pipe 41.

설정시간이 경과되어 급수가 종료된 후, 오염감지수단으로부터 오염값을 재 입력받아 기준오염값과 비교한 결과, 오염값이 기준오염값을 초과하는 경우, 오염값이 기준오염값을 초과하지 않을 때까지 재급수하는 동시에 세척밸브(40)를 제어하여 배수한다.After the set time has elapsed and the water supply is finished, the contamination value is input again from the pollution detection means and compared with the reference contamination value. Re-water supply and control the flushing valve 40 until drained.

따라서, 본 발명에 따른 세탁기의 잔류 세제 제거 장치 및 방법에 의하면 세탁 종료 후 탁도센서(10)에 의해 잔류 세제가 감지되면 설정시간 동안 급수 및 배수를 진행하여 배수관(41)에 잔류하는 세제찌꺼기를 제거함으로써 배수관 막힘에 의한 배수 불량을 방지할 수 있고, 배수관 및 배수관 끝단 근처의 바닥을 청결한 상태로 유지할 수 있다.Therefore, according to the apparatus and method for removing residual detergent of a washing machine according to the present invention, if residual detergent is detected by the turbidity sensor 10 after the end of washing, the detergent residues remaining in the drain pipe 41 by proceeding with water supply and drainage for a set time. By removing, it is possible to prevent drainage due to clogging of the drain pipe and to keep the drain pipe and the floor near the end of the drain pipe clean.

또한, 급수되는 물이 세탁기 외부로 바로 배수되도록 제어함으로써 세탁 완료된 세탁물이 물에 젖지 않도록 할 수 있다.
In addition, by controlling the water to be drained directly to the outside of the washing machine it is possible to prevent the laundry after washing is wet with water.

본 발명은 도면에 도시된 실시예를 참고로 하여 설명되었으나, 이는 예시적인 것에 불과하며, 당해 기술이 속하는 분야에서 통상의 지식을 가진 자라면 이로부터 다양한 변형 및 균등한 타 실시예가 가능하다는 점을 이해할 것이다. 따라서본 발명의 기술적 보호범위는 아래의 특허청구범위에 의해서 정하여져야 할 것이다.While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand. Therefore, the technical protection scope of the present invention will be defined by the claims below.

10 : 탁도센서 10a : 발광부
10b : 수광부 20 : 제어부
30 : 급수밸브 31 : 급수관
40 : 세척밸브 41 : 배수관
42 : 바이패스관 100 : 세탁기10: turbidity sensor 10a: light emitting unit
10b: light receiving unit 20: control unit
30: water supply valve 31: water supply pipe
40: washing valve 41: drain pipe
42: bypass tube 100: washing machine

Claims (6)

제어부가 세탁종료 후 오염감지수단으로부터 배수관의 오염값을 입력받는 단계;
상기 오염값과 기준오염값을 비교하는 단계; 및
상기 비교 결과, 상기 오염값이 상기 기준오염값을 초과하면 세척밸브를 제어하여 배수관을 세척하는 단계; 를 포함하는 세탁기의 잔류 세제 제거 방법.
The control unit receives the contamination value of the drain pipe from the contamination detection means after the end of washing;
Comparing the contamination value with a reference contamination value; And
As a result of the comparison, washing the drainage pipe by controlling a washing valve when the contamination value exceeds the reference contamination value; Residual detergent removal method of the washing machine comprising a.
제 1항에 있어서,
상기 오염감지수단은 탁도센서이고, 상기 탁도센서는 배수관 끝단에 설치되는 것을 특징으로 하는 세탁기의 잔류 세제 제거 방법.
The method of claim 1,
The contamination detection means is a turbidity sensor, the turbidity sensor is a residual detergent removal method of a washing machine, characterized in that installed on the end of the drain pipe.
제 1항에 있어서, 상기 배수관을 세척하는 단계는
상기 급수 시 세탁기 내부로 급수되지 않고 바로 배수되도록 급수밸브를 제어하는 것을 특징으로 하는 세탁기의 잔류 세제 제거 방법.
The method of claim 1, wherein the washing of the drain pipe
Residual detergent removal method of the washing machine, characterized in that for controlling the water supply valve so that the water is drained immediately without being supplied into the washing machine.
제 1항에 있어서,
상기 설정시간이 경과되어 급수가 종료되면, 오염값을 입력받아 상기 기준오염값과 비교하고, 상기 오염값이 상기 기준오염값을 초과하면 상기 세척밸브를 제어하여 상기 배수관을 세척하는 것을 특징으로 하는 세탁기의 잔류 세제 제거 방법.
The method of claim 1,
When the water supply is terminated after the set time has elapsed, the contamination value is received and compared with the reference contamination value, and when the contamination value exceeds the reference pollution value, the washing valve is controlled to wash the drain pipe. How to remove residual detergent in the washing machine.
배수관에 구비되며, 발광부 및 수광부를 포함하는 탁도센서;
급수관에서 분기되어 배수관으로 바이패스되는 바이패스관에 구비되는 세척밸브; 및
상기 탁도센서로부터 배수관의 오염값이 입력되면, 기준오염값과 비교하여 상기 오염값이 상기 기준오염값을 초과하면 상기 세척밸브를 제어하여 상기 배수관을 세척하는 제어부;를 포함하는 세탁기의 잔류 세제 제거 장치.
A turbidity sensor provided in the drain pipe and including a light emitting part and a light receiving part;
A washing valve provided in the bypass pipe branched from the water supply pipe and bypassed to the drain pipe; And
When the contamination value of the drain pipe from the turbidity sensor is input, the control unit for cleaning the drain pipe by controlling the washing valve when the contamination value exceeds the reference pollution value compared to the reference contamination value; removing residual detergent of the washing machine including a Device.
제 5항에 있어서, 상기 제어부는
상기 급수 시 세탁기 내부로 급수되지 않고 바로 배수되도록 급수밸브를 제어하는 것을 특징으로 하는 세탁기의 잔류 세제 제거 장치.The method of claim 5, wherein the control unit
Residual detergent removal device of the washing machine, characterized in that for controlling the water supply valve so that the water is immediately drained without being fed into the washing machine.
KR1020120085759A 2012-08-06 2012-08-06 Apparatus for removing remained detergent of washing machine and method thereof KR20140019555A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200070278A (en) * 2017-10-25 2020-06-17 에.게.오. 에렉트로-게래테바우 게엠베하 Washing machine receptacles, washing machines and how to operate them
WO2023128217A1 (en) * 2021-12-31 2023-07-06 삼성전자주식회사 Washing machine and method for controlling same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200070278A (en) * 2017-10-25 2020-06-17 에.게.오. 에렉트로-게래테바우 게엠베하 Washing machine receptacles, washing machines and how to operate them
WO2023128217A1 (en) * 2021-12-31 2023-07-06 삼성전자주식회사 Washing machine and method for controlling same

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