KR920006360B1 - Water supplying valve driving method for washing machine - Google Patents

Water supplying valve driving method for washing machine Download PDF

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Publication number
KR920006360B1
KR920006360B1 KR1019890020020A KR890020020A KR920006360B1 KR 920006360 B1 KR920006360 B1 KR 920006360B1 KR 1019890020020 A KR1019890020020 A KR 1019890020020A KR 890020020 A KR890020020 A KR 890020020A KR 920006360 B1 KR920006360 B1 KR 920006360B1
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South Korea
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water
water supply
water level
valve
supply valve
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KR1019890020020A
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Korean (ko)
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KR910012431A (en
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이춘호
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삼성전자 주식회사
강진구
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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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/087—Water level measuring or regulating 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
    • 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
    • D06F33/34—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of water filling
    • 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
    • D06F34/06—Timing 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
    • D06F2103/18—Washing liquid level

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)

Abstract

(A) storing the initial water level and checking the water level increment after a fixed time (T1); (B) when no water level increment, displaying error signal and changing the water valve; (C) stopping the hot water supply when the wool washing course is checked in step (B); (D) stopping the operating water valve and selecting the other water valve when no water level increment is checked after a fixed time (T2) from the end of the step (C); and (E) stopping the water valve and displaying error signal when no water level increment is checked after a fixed time (T3) from the end of the step (D).

Description

세탁기의 급수밸브 구동방법How to drive water supply valve of washing machine

제1도는 본 발명에 따른 세탁기의 급수밸브 구동방법을 실시하기에 가장 적합한 회로의 개요도.1 is a schematic diagram of a circuit most suitable for implementing a water supply valve driving method of a washing machine according to the present invention.

제2도는 본 발명에 의한 세탁기의 급수밸브 구동방법의 작동 흐름도.2 is an operation flowchart of a water supply valve driving method of a washing machine according to the present invention.

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

10 : 주제어부 20 : 전된부10: main control part 20: whole part

30 : 냉수밸브구동부 40 : 온수밸브구동부30: cold water valve drive unit 40: hot water valve drive unit

50 : 모타구동부 60 : 데이터입력부50: motor drive unit 60: data input unit

70 : 표시부 80 : 부저구동부70: display unit 80: buzzer driving unit

90 : 수위감지부90: water level detection unit

본 발명은 세탁기의 급수밸브 구동방법에 관한 것으로서, 보다 상세하게는 냉수와 온수의 급수호스를 오접속한 경우나 급수선택을 잘못한 경우에 있어 자동으로 수위변동을 체크하여 급수밸브를 절환하는 급수밸브 구동방법에 관한 것이다.The present invention relates to a water supply valve driving method of a washing machine, and more particularly, a water supply valve for automatically switching a water supply valve by checking a water level change when a water supply hose of cold water and hot water is incorrectly connected or when a water supply selection is made incorrectly. It relates to a driving method.

일반적으로 사용되고 있는 세탁기는 온수밸브와 냉수밸브가 겸비되어 사용자의 선택에 따라 세탁기의 세탁조에 온수와 냉수를 공급한다. 그런데 사용자가 온수밸브단(냉수밸브단)에만 급수호스를 모두 연결하였으나 한쪽 수도꼭지를 잠근채 잠겨진 꼭지쪽의 급수를 선택한 경우등에 있어서는 사용자가 세탁을 시작하여도급수가 되지 않으므로 세탁을 할 수 없었다. 따라서 본 발명은 상기와 같은 제반 결점을 해소하고자 창출한것으로서 세탁기에 냉수나 온수의 급수호스를 오접속한 경우나 사용자가 급수선택을 잘못하여도 세탁조의 수위변동을 체크하여 급수밸브를 절환하는 방법을 방법을 제공하는데 그 목적이 있다.A washing machine generally used has a hot water valve and a cold water valve to supply hot and cold water to a washing tank of a washing machine according to a user's choice. However, when the user connected all the water hoses only to the hot water valve stage (cold water valve stage) but selected the water supply of the closed faucet with one faucet, the user could not wash because the water supply was not started by the user. Therefore, the present invention has been created to solve the above-mentioned drawbacks, and when the water hose of the cold or hot water is incorrectly connected to the washing machine or the user checks the water level change of the washing tank even if the user selects the wrong water supply, the method of switching the water supply valve. The purpose is to provide a method.

상기의 목적달성을 위하여 본 발명은 냉, 온수밸브가 구비된 세탁기에 있어서, 냉수 혹은 온수가 선택되어 세탁을 개시하면 개시때의 수위를 에모리한 후 일정시간(Tl)경과후의 수위중가여부를 깐단하는 제1과정과, 상기 제1과정에서 수위가 증가되지 않는 경우에는 부저음 및 선택급수에러를 표시함과 동시에 급수밸브를 절환하는 제2과정과, 상기 제2과정을 통해 급수밸브가 절환될때 세탁조내에 있는 세탁물이 울빨래코스등과 같이 온수가 해로운 세탁물인가를 감지하여 온수밸브로 절환되는 것을 금지하는 제3과정과, 상기 제3과정을 수행한 후 일정시간(T2)이후에 상기 T1때의 수위와 비교하여 수위가 증가되지 않으면 선택된 급수밸브로 환된시키는 제4과정과, 제4과정에서 소정시간(T3)이 경과할때까지 수위가 증가되지 않았을경우 급수밸브를 오프하고 부저음 및 급수에러임을 표시하는 제5과정으로 이루어짐을 특징으로 한다.In order to achieve the above object, the present invention provides a washing machine equipped with cold and hot water valves. When cold water or hot water is selected and washing starts, the water level after emulsifying the water level at the start and whether the water level is increased after a certain time (Tl) When the water supply valve is switched through the first process and the second process of switching the water supply valve at the same time the buzzer sound and the optional water supply error is displayed when the water level is not increased in the first process. The third step of prohibiting the switching of the laundry in the washing tank to the hot water valve by detecting whether the laundry is harmful laundry such as a woolen course, and the time T1 after a predetermined time (T2) after performing the third step. If the water level does not increase compared to the water level in the fourth step of switching to the selected water supply valve, and if the water level does not increase until a predetermined time (T3) in the fourth process, the water supply valve is turned off. It characterized by a fifth constituted by any process, indicating a high error buzzer and the water supply.

이하 예시된 도면을 통해 본 발명을 더욱 상세히 기술하기로 한다.Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings.

제1도에는 본 발명에 의한 세탁기의 급수밸브 구동방법을 실시하기에 적합한 회로의 개요를 도시한 것이다. 주제어부(10)는 전된부(20)에서 출력되는 전된전압을 공급받아 데이터 입력부(60)에 입력된 데이터에 따라 냉, 온수밸브구동부(30)(40) 및 모타구동부(50)를 제어하도록 연결구성되어 있다. 그리고 주제어부(10)에 의해서 콘트롤되어 세탁진행 및 상황, 급수에러등을 외부로 표시하는 표시부(70)와 부저구동부(80) 및 세탁조내의 수위를 검출하는 수위검지부(9)등이 주제어부(10)에 연결 구성되어 있다.1 shows an outline of a circuit suitable for implementing the water supply valve driving method of the washing machine according to the present invention. The main control unit 10 receives the transferred voltage output from the transferred unit 20 to control the cold / hot water valve driver 30, 40 and the motor driver 50 according to the data input to the data input unit 60. The connection is configured. The main control unit 10 controls the display unit 70 to control the washing progress and the situation, the water supply error to the outside, the buzzer driving unit 80, and the water level detection unit 9 to detect the water level in the washing tank. 10) is configured to connect.

제2도는 본 발명 세탁기의 급수밸브 구동방법에 대한 플로우챠트로서, 데이타입력부(60)로부터 냉수 또는 온수가 선택되어 세탁을 개시하면 세탁조내에 급수되는 수위를 감지하고 감지된 수위를 메모리에 저장하는 제1수위감지저장단계(100)와, 상기 제1수위감지저장단계(100)에서 급수되는 물이 냉수와 온수가 동시에 선택되었는가 냉수, 온수중 어느 하나가 선택되었는가를 판단하는 급수선택단계(110)와, 상기 급수선택단계(110)에서 냉수와 온수가 동시에 선택되었으면 냉수, 온수밸브를 구동시키는 냉수, 온수밸브온단계(115)와, 상기 급수선택단계(110)에서 둘중 어느 하나가 선택되었으면 선택된 급수밸브만을 구동시키는 선택된 급수밸브온단계(120)와, 상기 선택된 급수밸브온단계(120)에서 급수가 되어 수위감지부에 수위가 온되었는가를 판단하는 수위온판단단계(130)와, 상기 수위온판단단계(130)에서 수위가 온되었으면, 세탁 및 이후 행정을 진행하는 세탁 및 행전진행단계(135)를 수행하고, 수위가 온되지 않은 상태에서 소정시간(T1)이 경과하였는가를 판단하는 소정시간판단단계(140)와, 상기 소정시간판단단계(140)에서 소정시간(T1)경과후의 수위상태를 저장하는 제2수위감지저장단계(150)로 이루어지는 제1과정과, 상기 제1과정의 제2수위감지저장단계(150)에서 감지된 수위가 상기 제1수위감지저장단계(110)에서 감지된 수위보다 큰가를 비교하는 수위비교단계(160)와, 상기 수위비교단계(160)에서 제 2 수위감지저장단계(150)로 감지된 수위가 작으면 부저음발생 및 선택된 급수가 에러임을 표시하는 경보 및 에러표시단계(170)와, 상기 선택된 급수밸브를 오프시키고 선택되지 않은 급수밸브를 온시키는 급수밸브 온.오프단계(180)로 이루어지는 제2과정과, 상기 제2과정의 급수밸브 온.오프단계(180)완료후 선택되지 않은 급수가 냉수인가를 판단하는 냉수선택판단단계(190)와, 상기 냉수선택판단단계(190)에서 냉수선택이면 울빨래코스인가를 판단하는 울코스판단단계(200)와, 상기 울코스판단단계(200)에서 울코스이면 냉수밸브를 온시키는 냉수밸브온단계(210)와, 상기 울코스판단단계(200)에서 울코스가 아니면 온수밸브를 온시키는 온수밸브온단계(195)로 이루어지는 제3과정과, 상기 제3과정에서 선택밸브가 온된후 선택된 수위감지가 온되었는가를 판단하는 수위온판단단계(220)와, 상기 수위온판단단계(220)에서 수위감지가 되지않은채 소정시간(T2)이 경과하였는가를 판단하는 소정시간경과판단단계(230)와, 소정시간경과판단단계(230)에서 소정시간(T2)이 경과하였으면 소정시간(T2)경과후의 감지딘 수위를 메모리에 저장하는 제3수위감지저장단계(240)와, 상기 제3수위감지저장단계(240)에서 감지저장된 수위가 제1수위감지저장단계(150)에서 감지된 수위보다 큰가를 비교판단하는 수위비교단계(250)와, 상기 수위비교단계(250)에서 제3수위감지저장단계(240)로 감지저장된 수위가 작으면 현재 급수중인 밸브를 오프시키는 급수밸브오프단계(260)와, 상기 급수밸브오프단계(260)에서 현재 급수밸브가 오프된 상태에서 급수선택된 급수밸브를 온시키는 선택된 급수밸브온단계(270)로 이루어지는 제4과정과, 상기 제4과정에서 선택된 급수밸브가 온되어 급수되는 수위가 온되는가를 판단하는 수위온판단단계(280)와, 상기 수위온판단단계(280)에서 수위가 온되었으면 세탁 및 이후 행정을 하는 세탁 및 행정진행단계(135)와, 소정시간(T3)동안 계속 급수되는가를 판단하는 소정시간판단단계(290)와, 상기 소정시간판단단계(290)에서 소정시간이 경과하였으면 급수밸브를 오프시키는 급수밸브오프단계(300)와, 부저구동 및 금수에러를 표시하는 부거 및 급수에러표시단계(310)로 이루어지는 제5과정으로 이루어진 것이다.2 is a flowchart of a method for driving a water supply valve of a washing machine according to the present invention. When cold water or hot water is selected from the data input unit 60 to start washing, the water level in the washing tank is detected and the detected water level is stored in a memory. Water level selection step 110 for determining whether the water supplied in the first water level detection storage step 100 and the first water level detection storage step 100 is selected from the simultaneous selection of cold water and hot water. And, if the cold water and hot water is selected at the same time in the water supply selection step 110, cold water, cold water to drive the hot water valve, hot water valve on step 115, and if any one of the selected in the water supply selection step 110 A water supply valve on step 120 for driving only a water supply valve and a water supply in the selected water supply valve on step 120 to determine whether the water level is turned on in the water level detection unit. If the water level is turned on in the on-determination step 130 and the water-on temperature determination step 130, the washing and the operation progress step 135 to proceed with the washing and subsequent administration, and the predetermined time in the state that the water level is not on A predetermined time determination step 140 for determining whether T1 has elapsed, and a second water level sensing storage step 150 for storing the water level state after a predetermined time T1 has elapsed in the predetermined time determination step 140. A level comparison step 160 comparing the first level with the level detected in the second level sensing storage step 150 of the first process is greater than the level detected in the first level sensing storage step 110; When the water level detected by the second water level detection storage step 150 in the water level comparison step 160 is small, an alarm and error display step 170 indicating that a buzzer sounds and the selected water supply is an error, and the selected water supply valve To turn off the water supply valve A cold water selection judging step 190 for determining whether or not water is not selected after completion of the second process including the valve on / off step 180 and the water supply valve on / off step 180 of the second process; In the cold water selection judging step 190, if the cold water is selected, the wool course determination step 200 to determine whether the wool course, and if the wool course in the wool course judging step 200, the cold water valve on step of turning on the cold water valve ( 210 and a third process comprising a hot water valve on step 195 for turning on a hot water valve if the wool course is not the wool course in the step 200, and the selected water level sensing after the selection valve is turned on in the third step. A water level judging step 220 for judging whether it is on, a predetermined time elapsed judging step 230 for judging whether a predetermined time T2 has elapsed without being detected in the water level judging step 220, and the predetermined time (T 2) has elapsed from a predetermined time lapse determining step (230) Yeoteumyeon predetermined time (T 2), the third level sensing storing step 240 and, the third level sensing stored sensed at step 240, the stored water level is a first level sensing a storage step of storing the detected Dean water level after the lapse of the memory ( The water level comparison step 250 for determining whether the water level is greater than the water level detected in step 150, and the water level detected by the third water level detection storage step 240 in the water level comparison step 250 is small, turn off the current water supply valve. And a fourth process comprising: a water supply valve off step 260; and a selected water supply valve on step 270 for turning on a water supply selected water supply valve in a state in which the current water supply valve is turned off in the water supply valve off step 260; Water level determination step 280 to determine whether the water supply valve is turned on by the water supply valve selected in the fourth step, and if the water level is turned on in the water level determination step 280, washing and administration Progress step 135, A predetermined time determination step 290 for determining whether the water is continuously supplied for a predetermined time T3, a water supply valve off step 300 for turning off the water supply valve when a predetermined time has elapsed in the predetermined time determination step 290, and a buzzer It consists of a fifth process consisting of a burger and water supply error display step 310 for displaying the drive and forbidden error.

상기와 같이 이루어진 본 발명의 작용효과를 설명하면 다음과 같다. 먼저, 제1도에 도시된 데이타입력부(60)를 통해서 세탁기의 세탁조에 냉수 또는 온수가 선택되어 세탁이 시작되면 주제어부(10)에서는 제1과정의 제1수위감지저장단계(100)로 가서 세탁조내의 수위를 검출하는 수위감지부(90)를 작동시켜 수위감지부(90)를 통해서 현재의 수위를 감지하고, 이 감지된 수위는 급수선택단계(110)로 가서, 온수와 냉수급수가 선택되었는가를 판단하는데, 이때 온수와 냉수가 동시에 선택되어 있으면 주제어부(10)에서는 냉수온수밸브온단계(115)로 가서 냉.온수밸브구동부(30)(40)를 작동시켜 밸브를 "온"시키며, 온수 또는 냉수중 어느하나가 선택되어 있으면 선택된 급수밸브온단계(120)로 가서 주제어부(10)는 선택된 밸브구동부(30)(40)중 어느하나를 선택된 급수밸브를 온시켜서 선택된 온수 또는 냉수를 세탁조에 급수하게 된다. 이때 주제어부(10)에서는 수위온판단단계(130)로가서 수위감지부(90)를 구동시켜 수위가 "온"되었는가를 판단하고, 이때 수위가 "온"되어 있으면 세탁 및 이후 행정진행단계(135)로 가서 세탁 및 이후 행정을 진행하고, 상기 수위온판단단계(130)에서 수위가 "온"되어 있지 않은 상태로 주제어부(10)에서는 소정시간 판단단계(140)로 가서 주제어부(10)내에 있는 카운터를 구동시켜 카운트하면서 소정시간(T1)이 경과되었는가를 판단하고, 소정시간(T1)이 경과할때까지 수위감지부(90)로부터 수위가 "온"되어 있지 않으면 주제어부(10)에서는 제2수위감지저장단계(150)로가서 상기 소정시간(T1)이 경과한 수위상태를 주제어부(10)의 램(RAM2)에 저장시키게 된다.Referring to the effects of the present invention made as described above are as follows. First, when cold water or hot water is selected in the washing tank of the washing machine through the data input unit 60 shown in FIG. 1 and washing starts, the main control unit 10 goes to the first water level sensing storage step 100 of the first process. Operating the water level detection unit 90 to detect the water level in the washing tank to detect the current water level through the water level detection unit 90, the detected water level goes to the water supply selection step 110, the hot and cold water supply is selected In this case, if hot water and cold water are selected at the same time, the main control unit 10 goes to the cold water hot water valve on step 115 to operate the cold / hot water valve driving unit 30 and 40 to turn on the valve. If either hot water or cold water is selected, the water supply valve on step 120 is selected, and the main control unit 10 turns on any of the selected valve driving units 30 and 40 to turn on the selected water supply valve. Water into the washing tank. At this time, the main control unit 10 goes to the water level determination step 130 to determine whether the water level is "on" by driving the water level detection unit 90, and at this time, if the water level is "on", washing and subsequent administrative steps ( 135 proceeds to the washing and subsequent administration, and the water level is not "on" in the water temperature determination step 130 in the main control unit 10 to go to the predetermined time determination step 140 in the main control unit (10) And counts by driving the counter within the control unit. If the water level is not " ON " from the water level detecting unit 90 until the predetermined time T1 has elapsed, the main control unit 10 In step 2), the second water level sensing storage step 150 stores the state of the water level after the predetermined time T1 in the RAM RAM2 of the main control unit 10.

상기와 같온 제1과정에서 소정시간(T1)동안 수위상태를 감지하여 수위상태가 램(RAM2)에 저장된 상태에서 주제어부(10)에서는 제2과정의 수위비교단계(160)로 가서 상기 제1수위감지저장단계(110)에서 감지되어 저장된 수위와 상기 제2수위감지저장단계(150)에서 소징시간(T1)경과후 저장된 수위와를 비교하여 상기 제2수위 감지저장단계(150)에서 소정시간(T1)이 경과후 저장된 수위가 크면 후술한 제5과정을 수위온판단단계(280)를 수행하고, 상기 제2수위 감지저장단계(150)에서 소정시간(T1)이 경과후 저장된 수위가 제1수위감지저장단계(110)보다 작으면 급수가 정상적으로 진행되지 않은것을 간주하여 주제어부(10)에서는 정보 및 에러표시단계(170)로 가서 선택된 급수가 에러임을 부저구동부(80) 및 표시부(70)를 통해서 외부로경보 및 표시를 하고 주제어부(10)에서는 급수밸브 온.오프단계(180)로 가사 상기 선택된 급수밸브온단계(120)에서 선택된 급수밸브를 오프시켜 급수를 차단하고 선택되지 않은 급수밸브를 온시킨다.In the first process as described above, the state of the water level is detected for a predetermined time T1 and the state of the water level is stored in the RAM RAM2, and the main controller 10 goes to the water level comparing step 160 of the second process. The water level sensed and stored in the water level sensing storage step 110 and the water level stored after the elapsed time T1 in the second water level sensing storage step 150 are compared to a predetermined time in the second water level sensing storage step 150. If the stored water level is large after the T1 has elapsed, the water level determination step 280 is performed in the fifth process described below, and the stored water level is stored after the predetermined time T1 has elapsed in the second water level sensing storage step 150. If the water level is less than the 1 level detection storage step 110 is considered that the water supply does not proceed normally, the main control unit 10 goes to the information and error display step 170 that the selected water supply is an error, the buzzer driver 80 and the display unit 70 Alarm and display to outside through the main control unit (10) Turning off the water supply valve is selected from the water supply valve ON. Off-step 180, the selected lyrics inlet valve on step 120 to the turns on the water supply valve to block the water supply and are not selected.

상기 제2과정에서 선택퇸 급수가 차단되고, 선택되지 않은 급수밸브가 온된 상태에서 주제어부(10)에서는 제3과정의 냉수선택판단단계(190)로 가서 선택되지 않은 급수가 냉수인가를 찬단하여 냉수가 아니면 주제어부(10)에서는 온수밸브온단계(195)로 가서 온수밸브 구동부(40)를 구동시켜 온수를 급수시키게 되고, 상기 냉수이면 주제어부(10)에서는 울코스판단단계(200)로 가서 세탁하고자 하는 코스가 울세탁코스인가를 판단하여 울코스세탁이면, 주제어부(10)에서는 냉수밸브온단계(210)로 가서 냉수밸브구동부(30)를 제어하여 냉수를 급수하게 되며, 상기 울코스판단단계(200)에서 울코스세탁이 아니면, 주제어부(10)에서는 온수밸브온단계(195)로 가서 온수밸브구동부(40)를 제어하여 온수를 급수시키게 된다. 이어서 주제어부(10)에서는 제4과정의 수위온판단단계(200)로 가서 수위감지부(90)를 통해서 수위감지가 "온"되었는가 를 판단하고, 소정시간판단단계(230)로 가서 상기 수위감지가 "온"된 상태로 소정시간(T2)이 경과하였는가를 판단하여 소정시간(T2)가 경과하지 않을때까지 수위감지부(90)로부터 수위가 "온"되어 있지 않으면, 주제어부(10)에서는 제3수위감지저장단계(240)로 가서 수위가 "온" 되지 않은 상태의 수위를 램(RAM3)에 저장시킨 후 수위비교단계(250)로 가서 상기 제3수위감지저장단계(240)에서 소정시간(T2)까지의 저장된 수위가 상기 제1수의감지저장단계(150)에서 소정시간(T1)까지의 저장된 수위보다 큰가를 비교하여 상기 소정시간(T2)까지의 저장된 수위가 상기 소정시간(T1)까지의 저장된 수위보다 크면, 주제어부(10)에서는 후술할 수위온판단단계(280)로 가고, 상기 소정시간(T2)까지의 저장된 상기 소정시간(T1)까지의 저장된 수위보다 작으면 주제어부(10)에서는 급수밸브오프단계(260)로 가서 현재급수중인 밸브를 오프시키고, 반면에 선택된 급수밸브온단계(270)로 가서 선택된 급수밸브를 온시켜 급수를 하게 된다.In the second process, the selected water supply is cut off, and in the state in which the non-selected water supply valve is turned on, the main control unit 10 goes to the cold water selection determination step 190 of the third process to determine whether the unselected water supply is cold water. If it is not cold water, the main control unit 10 goes to the hot water valve on step 195 to drive the hot water valve driving unit 40 to supply hot water, and if the cold water, the main control unit 10 to the wool course judging step 200. If it is determined that the course you want to wash the wool washing course wool washing course, the main control unit 10 to go to the cold water valve on step 210 to control the cold water valve driving unit 30 to supply cold water, the wool If the course determination step 200 is not wool washing, the main control unit 10 is to go to the hot water valve on step 195 to control the hot water valve drive unit 40 to supply hot water. Subsequently, the main control unit 10 goes to the water level determination step 200 of the fourth process, and determines whether the water level detection is “on” through the water level detection unit 90, and goes to the predetermined time determination step 230 to go to the water level. If it is determined that the predetermined time T2 has elapsed while the detection is "on" and the water level is not "on" from the water level detecting unit 90 until the predetermined time T2 has not elapsed, the main controller 10 ) In the third water level detection storage step 240 to store the level of the water level is not "on" in the RAM (RAM3), and then go to the water level comparison step 250, the third level detection storage step 240 Compares whether the stored water level up to a predetermined time T2 is greater than the stored water level up to a predetermined time T1 in the first veterinary sensing storage step 150, and the stored water level up to the predetermined time T2 is the predetermined time. If greater than the stored water level up to (T1), the main control unit 10, the water level determination step 28 to be described later Go to 0), and if the water level is less than the stored water level up to the predetermined time T1, the main control unit 10 goes to the water supply valve off step 260, and turns off the current water supply valve. On the other hand, go to the selected water supply valve on step 270 to turn on the selected water supply valve to supply water.

이때, 주제어부(10)에서는 제5과정의 수위온판단단계(280)로 가서 상기 제4과정의 급수밸브온단계(270)에서 급수되는 밸브가"온"되면서 급수가 되어 수위가 "온"되면서 급수가 되어 수위가"온"되었는가를 판단하고 소정시간판단단계(290)로 가서 소정시간(T3)이 경과할때 수위가 온되지 않은 상태에서 소정시간(T3)이 경과하면, 주제어장치(10)에서는 급수밸브오프단계(300)로 가서 급수밸브를 오프시키고, 부저 및 급수에러표시단계(310)로 가서 현재급수가 안되고 있음을 경보 및 에러표시를 해주게 되고, 반면에 상기 수위온판단단계(280)에서 수위가 "온"되어 있으면 주제어부(10)에서는 세탁밍 이후행정진행단계(135)로 가서 세탁을 진행하게 되는 것이다.At this time, the main control unit 10 goes to the water temperature judging step 280 of the fifth process, the water supply is turned on while the water supply valve "on" the water supply valve on step 270 of the fourth process is "on" When the water level is turned on to determine whether the water level is "on" and the predetermined time determination step 290 passes and the predetermined time T3 elapses while the water level is not turned on when the predetermined time T3 elapses, the main controller ( 10) go to the water supply valve off step 300 to turn off the water supply valve, go to the buzzer and water supply error display step 310 to give an alarm and error indication that the current water supply is not, while the water level on the determination step If the water level is "on" at 280, the main control unit 10 is to go to the administrative proceeding step 135 after washing and proceed to the washing.

이상에서 설명한 바와 같이 본 발명은 사용자가 세탁기의 세탁조에 급수되는 급수호수가 오접속되었거나 또는 급수선택을 잘못하여도 즉시 급수되는 수위상태를 체크하여 급수상태를 경보 및 에러표시하는 동시에 급수밸브를 자동으로 절환시켜 세탁을 진행할 수 있게함으로써, 특히 예약세탁이 긴 경우 세탁이 긴 시간이후 시작되므로 예약시간이 되기전까지 급수여부를 즉석에서 확인할 수 없어 예약된 세탁종료시간이 되어야 에러임을 알게되는 불편함을 개선할 수 있는 효과를 제공해줄 수 있는 것이다.As described above, the present invention checks the level of the water supply immediately even if the water supply water supplied to the washing tank of the washing machine is incorrectly connected or the water supply selection is wrong. Since the laundry can be switched to proceed with the washing, especially when the reservation is long, the washing starts after a long time, and thus it is not possible to check whether water is supplied immediately until the reservation time. It can provide an effect that can be done.

Claims (1)

냉수, 온수밸브를 구비한 세탁기의 급수밸브 구동에 있어서, 냉수 혹은 온수가 선택되어 세탁을 개시하면 개시때의 수위를 메모리한 후 소정시간(T1)경과후의 수위증가여부를 판단하는 제1과정과, 상기 제1과정에서 수위가 증가되지 않은 경우에는 부저움 및 선택급수에러를 표시함과 동시에 급수밸브를 절환하는 제2과정과, 상기 제2과정을 통해 급수밸브가 절환될때 세탁조내에 급수되는 물이 울빨래코스인가를 판단하여 울빨래코스이면 온수급수가 차단되도록 온수밸브로 절환되는 것을 금지하는 제3과정과, 상기 제3과정을 수행한후 소정시간(T2) 이후에 상기 소정시간(T1)때의 수위와 비교하여 수위가 증가되지 않으면 현재 급수중인 급수밸브를 차단하고 선택된 급수밸브로 환된시키는 제4과정과, 상기 제4과정에서 소정시간(T3)이 경과할때가지 수위가 증가하지 않으면 급수밸브를 오프하고 부저음 및 급수에러임을 표시하는 제5과정으로 이루어짐을 특징으로 하는 세탁기의 급수밸브 구동방법.In the water supply valve operation of a washing machine equipped with cold water and hot water valves, when cold water or hot water is selected and washing starts, the first process of determining whether the water level has increased after a predetermined time (T1) after storing the water level at the start and If the water level is not increased in the first step, the second step of switching the water supply valve at the same time as displaying the bleeding and optional water supply error, and the water supplied to the washing tank when the water supply valve is switched through the second step The third process for prohibiting switching to the hot water valve to block the hot water supply when the wool wash course is determined by the wool wash course, and after the predetermined time T2 after performing the third process, the predetermined time (T1). If the water level does not increase compared to the water level at the time of step 4), the water supply valve is shut off and the water supply valve is switched to the selected water supply valve, and the number of times until the predetermined time T3 has elapsed in the fourth process. The water supply valve driving method of a washing machine, characterized in that, if no increase in the water off the valve, and constituted by any process of claim 5, indicating that the buzzer sound and the water supply error.
KR1019890020020A 1989-12-29 1989-12-29 Water supplying valve driving method for washing machine KR920006360B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101155333B1 (en) * 2004-09-02 2012-06-11 엘지전자 주식회사 Water Supplying method for Washing machine
CN102639777A (en) * 2009-12-03 2012-08-15 Bsh博世和西门子家用电器有限公司 Method to control a filling of a washing machine tub with water, and washing machine that implements such method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101155333B1 (en) * 2004-09-02 2012-06-11 엘지전자 주식회사 Water Supplying method for Washing machine
CN102639777A (en) * 2009-12-03 2012-08-15 Bsh博世和西门子家用电器有限公司 Method to control a filling of a washing machine tub with water, and washing machine that implements such method
CN102639777B (en) * 2009-12-03 2015-05-13 Bsh博世和西门子家用电器有限公司 Method to control a filling of a washing machine tub with water, and washing machine that implements such method

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