KR20040046993A - Detergent injecting method of washing machine - Google Patents

Detergent injecting method of washing machine Download PDF

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Publication number
KR20040046993A
KR20040046993A KR1020020075041A KR20020075041A KR20040046993A KR 20040046993 A KR20040046993 A KR 20040046993A KR 1020020075041 A KR1020020075041 A KR 1020020075041A KR 20020075041 A KR20020075041 A KR 20020075041A KR 20040046993 A KR20040046993 A KR 20040046993A
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KR
South Korea
Prior art keywords
washing
detergent
washing machine
temperature
hardness
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KR1020020075041A
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Korean (ko)
Inventor
이돈건
박석규
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엘지전자 주식회사
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Priority to KR1020020075041A priority Critical patent/KR20040046993A/en
Publication of KR20040046993A publication Critical patent/KR20040046993A/en

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Classifications

    • 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
    • D06F33/37—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of metering of detergents or additives
    • 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
    • D06F34/08—Control circuits or arrangements thereof
    • 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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • D06F37/40—Driving arrangements  for driving the receptacle and an agitator or impeller, e.g. alternatively
    • 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 
    • D06F39/02—Devices for adding soap or other washing agents
    • 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
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/16—Washing liquid temperature
    • 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
    • D06F2103/22—Content of detergent or additives
    • 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
    • D06F2105/42—Detergent or additive 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
    • D06F2105/46—Drum speed; Actuation of motors, e.g. starting or interrupting

Abstract

PURPOSE: An inserting method of a detergent in a washing machine is provided to improve the washing efficiency by measuring a solidity and a temperature of washing water before a washing and deciding the best inserting amount of the detergent. CONSTITUTION: Washing water is supplied to a washing tub until an electrode sensor and a temperature sensor are sunk. Then, the solidity and the temperature of the washing water are measured. An inserting amount of a detergent is decided according to the solidity and the temperature. Thereby, the solubility of the detergent and the washing efficiency are improved by deciding the best inserting amount of the detergent.

Description

세탁기의 세제 투입 방법{Detergent injecting method of washing machine}Detergent injecting method of washing machine

본 발명은 세탁기의 세제 투입 방법에 관한 것으로서, 특히 설정된 세탁수위로 세탁수 급수전 세탁수의 경도 및 온도를 측정하고 그에 따른 세제 투입량을 결정함으로써 세탁 효율을 최적화시키는 세탁기의 세제 투입 방법에 관한 것이다.The present invention relates to a detergent input method of a washing machine, and more particularly, to a detergent input method of a washing machine for optimizing the washing efficiency by measuring the hardness and temperature of the washing water before the wash water feed water and determining the detergent input amount according to the set washing water level.

일반적으로 세탁기는 세제의 유화 작용 및 세탁날개(pulsator)의 회전에 따른 수류의 마찰작용 및 세탁날개가 세탁물에 가하는 충격작용등을 이용하여 의복, 침구등에 부착된 각종 오염 물질을 제거하는 작용을 수행하고, 센서에 의해 세탁물의 양과 종류를 감지하여 세탁방법을 자동으로 설정할뿐만 아니라 세탁수를 세탁물의 양과 종류에 따라 적절한 수위로 급수후 마이컴의 제어에 따라 세탁을 수행한다.In general, a washing machine removes various contaminants attached to clothes and bedding by emulsifying the detergent and rubbing the water stream due to the rotation of the washing pulsator, and the impact of the washing wing on the laundry. In addition, the sensor detects the amount and type of laundry and automatically sets the washing method. The washing water is supplied to an appropriate level according to the amount and type of laundry, and then washing is performed under the control of the microcomputer.

또한, 최근에는 세제를 세탁시마다 일일이 사용자가 직접 투입해하는 번거러움을 해소하기 위하여 많은 양의 세제가 저장되어 있다가 세탁시 세탁물의 양에 따라 적정량의 세제가 자동을 투입되도록 하는 세제 자동 투입 장치가 설치된다.In addition, in recent years, a large amount of detergent is stored in order to eliminate the inconvenience of the user directly injecting the detergent every time, and the detergent automatic input device for automatically inserting the appropriate amount of detergent according to the amount of laundry when washing Is installed.

상기와 같은 세탁기는 도 1 에 도시된 바와 같이, 캐비닛(1) 내부에 매달리도록 설치되는 외조(10a) 및 상기 외조(10a) 내측에 회전가능하게 설치되어 세탁물의 세탁이 이루어지는 내조(10b)로 이루어지는 세탁조(10)와, 상기 세탁조(10)의 하부 중앙에 설치되는 세탁날개(11)와, 상기 세탁조(10)의 하부 일측에 설치되어 구동력을 발생시키는 모터(12)와, 상기 모터(12)의 구동력을 V-밸트(13)을 통해 전달받아 상기 내조(10b) 및 세탁날개(11)를 회전시키는 클러치(14)를 포함하여 구성된다.As shown in FIG. 1, the washing machine includes an outer tub 10a installed to hang inside the cabinet 1 and an inner tub 10b rotatably installed inside the tub 10a to wash laundry. Washing tank 10 is formed, the washing blade 11 is installed in the lower center of the washing tank 10, the motor 12 is provided on the lower side of the washing tank 10 to generate a driving force, and the motor 12 It is configured to include a clutch 14 for receiving the driving force of the) through the V-belt 13 to rotate the inner tank (10b) and the washing blade (11).

또한, 상기 세탁기는 탑커버(2)의 일측에 설치되는 세제 투입 커버(21)와 상기 세제 투입 커버(21)를 통해 투입되는 세제가 저장되는 세제 저장부(22)를 포함하여 이루어지는 세제 자동 투입 장치(20)와, 세탁 수행시 세제를 넣어둔 후 세탁수 급수시 용해되어 상기 세탁조(10)내로 유입되도록 하는 세제통(30)을 포함하여 구성된다.In addition, the washing machine is automatically added detergent comprising a detergent inlet cover 21 is installed on one side of the top cover 2 and a detergent storage unit 22 is stored detergent is injected through the detergent inlet cover 21 Apparatus 20 and a detergent container 30 to put the detergent when performing the washing, and then dissolved in the water supply to wash water flows into the washing tank 10.

그러나, 상기와 같이 구성되는 세탁기는 세제 투입량을 상기 세탁수의 경도 및 온도에 무관하게 상기 세탁물의 양에 따라 설정되는 세탁 수위에 따라 결정하기때문에 세제 투입량을 보다 정밀하게 조절할 수 없어 세탁 효율이 저해되는 문제점이 있다.However, since the washing machine configured as described above determines the detergent input amount according to the washing level set according to the amount of the laundry regardless of the hardness and temperature of the wash water, the detergent input amount cannot be adjusted more precisely, and thus the washing efficiency is impaired. There is a problem.

본 발명은 상기한 종래 기술의 문제점을 해결하기 위하여 안출된 것으로서, 그 목적은 세탁 수행전에 세탁수의 경도 및 온도를 측정하고 그에 따른 최적의 세제 투입량을 결정함으로써 세탁 효율이 향상되도록 하는 세탁기의 세제 투입 방법을 제공하는데 있다.The present invention has been made to solve the above problems of the prior art, the object of the detergent of the washing machine to improve the washing efficiency by measuring the hardness and temperature of the wash water before the washing and determining the optimal detergent dosage accordingly To provide an input method.

도 1 은 일반적인 세탁기의 구성이 도시된 단면도,1 is a cross-sectional view showing a configuration of a general washing machine;

도 2 는 본 발명에 따른 세탁기의 세제 투입 방법이 도시된 순서도이다.2 is a flowchart illustrating a detergent input method of a washing machine according to the present invention.

도 3 은 본 발명에 따른 세탁기의 세제 투입 방법에서 세탁수의 경도 따른 세제 투입량이 도시된 그래프이다.3 is a graph showing the detergent input amount according to the hardness of the washing water in the detergent input method of the washing machine according to the present invention.

상기한 과제를 해결하기 위한 본 발명에 따른 세탁기의 세제 투입 방법의 특징에 따르면, 외조의 저면 일측에 설치되는 전극 센서 및 온도 센서가 잠기도록 세탁조에 세탁수가 급수되는 제 1 단계와, 상기 제 1 단계의 세탁수 급수후 상기 전극 센서 및 온도 센서에 의해 상기 세탁수의 경도 및 온도가 측정되는 제 2 단계와, 상기 제 2 단계의 경도 및 온도에 따라 세제 투입량이 결정되는 제 3 단계를 포함하여 이루어진다.According to a feature of the detergent input method of the washing machine according to the present invention for solving the above problems, the first step of supplying the washing water to the washing tank so that the electrode sensor and the temperature sensor is installed on one side of the bottom surface of the outer tank, and the first Including a second step of measuring the hardness and temperature of the wash water by the electrode sensor and the temperature sensor after the water supply of the washing step, and the third step of determining the detergent input amount according to the hardness and temperature of the second step Is done.

이하, 본 발명의 바람직한 실시예를 첨부된 도면을 참조하여 상세히 설명한다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

본 발명에 따른 세탁기의 세제 투입 방법은 도 2 에 도시된 바와 같이, 먼저제 1 단계에서 세탁물이 투입된 세탁조(10)에서 외조(10a)의 저면 일측에 설치된 전극 센서(미도시) 및 온도 센서(미도시)가 잠기도록 세탁수가 급수된다.(S1 참조)As shown in FIG. 2, the detergent input method of the washing machine according to the present invention includes an electrode sensor (not shown) and a temperature sensor (1) installed at one side of the bottom surface of the outer tub 10a in the washing tank 10 into which laundry is introduced in the first step. Washing water is supplied so that it is locked (see S1).

특히, 상기 전극센서는 상기 세탁수의 경도를 측정하게 되는데, 상기 세탁수의 경도는 세탁수의 전도도가 마그네슘 이온 및 칼슘 이온 등의 경도 성분을 함유량에 따라서 달라지는 원리가 응용되는 것이다.In particular, the electrode sensor measures the hardness of the wash water, the hardness of the wash water is applied to the principle that the conductivity of the wash water varies depending on the content of hardness components, such as magnesium ions and calcium ions.

또한, 상기와 같이 세탁수의 경도를 측정하는 이유는 세탁수의 경도성분은 세제성분과 결합하여 세탁에 기여하지 않는 불활성 물질을 생성하므로 세탁수에 대한 경도측정은 최적의 세제 투입량 결정을 위한 기준이 된다.In addition, the reason for measuring the hardness of the wash water as described above is that the hardness component of the wash water combined with the detergent component to produce an inert material that does not contribute to the washing, so the hardness measurement for the wash water is the standard for determining the optimal detergent dosage Becomes

제 2 단계는 상기 제 1 단계의 세탁수 급수 후 상기 전극 센서 및 온도 센서에서 세탁수의 경도 및 온도를 측정한다.(S2 참조)The second step measures the hardness and temperature of the wash water in the electrode sensor and the temperature sensor after the wash water supply in the first step.

제 3 단계는 상기 제 2 단계에서 측정된 세탁수의 경도 및 온도에 따라 최적의 세제 투입량을 결정한다.(S3 참조)The third step determines the optimal detergent dosage according to the hardness and temperature of the wash water measured in the second step (see S3).

여기서, 상기 세제 투입량은 도 3 에 도시된 바와 같이, 상기 세탁수의 경도에 따라 결정되는 세제 투입량 곡선(50)에 의해 산출되며, 상기 산출된 세제 투입량에 대한 데이터는 상기 세탁기의 동작을 제어하는 마이컴(미도시)에 미리 저장된다.Here, the detergent input amount is calculated by the detergent input amount curve 50 determined according to the hardness of the wash water, as shown in FIG. 3, and the data about the calculated detergent input amount controls the operation of the washing machine. It is stored in advance in the microcomputer (not shown).

제 4 단계는 상기 제 3 단계에서 세제 투입량이 결정되면 상기에서 설명된 세제 자동 투입 장치(20)가 동작되어 세제가 상기 세탁조(10)내로 투입된다.(S4 참조)In the fourth step, when the detergent input amount is determined in the third step, the automatic detergent input device 20 described above is operated so that the detergent is introduced into the washing tank 10 (see S4).

제 5 단계는 상기 제 4 단계에서 세제가 투입되는 동시에 상기 세탁날개(11)가 교반되며, 세탁수가 급수된다.(S5 참조)In the fifth step, the washing blade 11 is stirred while the detergent is introduced in the fourth step, and the washing water is supplied.

이때, 상기 세제가 투입되는 동시에 세탁날개(11)의 교반과 급수가 수행되는 것은 상기 세제의 용해도를 향상시키기 위함이다.At this time, the agitation and water supply of the washing wing 11 at the same time the detergent is added is to improve the solubility of the detergent.

제 6 단계는 상기 제 5 단계에서 세제 투입이 완료되면 상기 세제 자동 투입 장치(20)의 동작은 정지하고 상기 세탁수 급수 및 세탁날개(11)의 교반만 수행된다.(S6 및 S7 참조)In the sixth step, when the detergent input is completed in the fifth step, the operation of the automatic detergent input device 20 is stopped and only the washing water supply and the stirring of the washing blade 11 are performed (see S6 and S7).

결국, 본 발명에 따른 세탁기의 세제 투입 방법은 세탁 수행전에 급수되는 세탁수의 경도 및 온도를 측정하여 최적의 세제 투입량을 결정함으로써 세탁 효율을 향상시킬 수 있게 되는 것이다.As a result, the detergent input method of the washing machine according to the present invention is to be able to improve the washing efficiency by determining the optimal detergent input amount by measuring the hardness and temperature of the wash water supplied before the washing.

상기와 같이 구성되는 본 발명에 따른 세탁기의 세제 투입 방법은 캐비닛 내부에 매달리도록 설치되는 외조 및 상기 외조 내측에 회전가능하게 설치되는 내조로 이루어진 세탁조와 상기 세탁기의 탑커버 일측에 설치되어 세탁물의 양에 따라 적정량의 세제가 자동으로 투입되도록 하는 세제 자동 투입 장치를 포함하여 구성되는 세탁기에 있어서, 상기 외조의 저면 일측에 설치되는 전극센서 및 온도센서를 이용하여 세탁 수행전 급수되는 세탁수의 경도 및 온도를 측정하고 그에 따라 최적의 세제 투입량을 결정할 수 있도록 하는 동시에 세제가 투입되는 동안 세탁수의 급수와 세탁날개의 교반이 동시에 이루어지도록 하여 세제 용해도를 향상시킬 수 있을뿐만 아니라 세탁 효율이 향상될 수 있는 효과가 있다.Detergent injecting method of the washing machine according to the present invention configured as described above is installed on the top cover of the washing tank and the top cover of the washing machine and the washing tank made of an outer tub that is installed to hang inside the cabinet and the inner tub is rotatably installed amount of laundry In the washing machine comprising a detergent automatic dispensing apparatus to automatically dispense the appropriate amount of detergent according to, the hardness of the wash water to be supplied before washing using the electrode sensor and the temperature sensor installed on one side of the bottom of the tub It can not only improve detergent solubility, but also improve washing efficiency by allowing the temperature to be measured and thus determining the optimum detergent dosage, while simultaneously supplying the wash water and stirring the washing blades while the detergent is being dispensed. It has an effect.

Claims (3)

외조의 저면 일측에 설치되는 전극 센서 및 온도 센서가 잠기도록 세탁조에 세탁수가 급수되는 제 1 단계와;A first step of supplying the washing water to the washing tank so that the electrode sensor and the temperature sensor installed at one side of the bottom surface of the outer tank are locked; 상기 제 1 단계의 세탁수 급수후 상기 전극 센서 및 온도 센서에서 상기 세탁수에 의해 상기 세탁수의 경도 및 온도가 측정되는 제 2 단계와;A second step of measuring the hardness and temperature of the wash water by the wash water in the electrode sensor and the temperature sensor after the wash water supply in the first step; 상기 제 2 단계의 경도 및 온도에 따라 세제 투입량 결정되는 제 3 단계를 포함하여 이루어지는 것을 특징으로 하는 세탁기의 세제 투입 방법.Detergent input method of the washing machine comprising a third step of determining the detergent input amount according to the hardness and temperature of the second step. 제 1 항에 있어서,The method of claim 1, 상기 세제 투입량은 상기 경도에 따라 미리 산출되어 상기 세탁기의 동작을 제어하는 마이컴에 저장되는 것을 특징으로 하는 세탁기의 세제 투입 방법.The detergent input amount is previously calculated according to the hardness detergent storage method of the washing machine, characterized in that stored in the microcomputer to control the operation of the washing machine. 제 1 항에 있어서,The method of claim 1, 상기 제 3 단계는 상기 세제 투입량에 따른 세제가 투입되는 제 1 과정과; 상기 제 1 과정의 세제 투입 완료시까지 세탁날개가 교반되는 제 2 과정과; 상기 세탁날개가 교반하는 동안 설정된 세탁수위로 상기 세탁수가 급수되는 제 3 과정으로 이루어지는 것을 특징으로 하는 세탁기의 세제 투입 방법.The third step includes a first process of introducing a detergent according to the detergent input amount; A second process in which the washing blade is stirred until the detergent input of the first process is completed; Detergent input method of the washing machine, characterized in that the washing process is made of a third process of supplying the wash water to the set washing water level while stirring.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101065947B1 (en) * 2004-06-28 2011-09-19 엘지전자 주식회사 Washing machine and method of controlling the same

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KR970062159A (en) * 1996-02-01 1997-09-12 구자홍 Detergent input control device and method of washing machine
KR20000032576A (en) * 1998-11-16 2000-06-15 구자홍 Washing machine equipped with device for detecting degree of hardness and method for washing thereof
JP2001017775A (en) * 1999-07-06 2001-01-23 Toshiba Corp Washing machine
KR20010054768A (en) * 1999-12-08 2001-07-02 구자홍 Water hardness Sensing unit of Washing machine and Washing machine Control method thereby

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Publication number Priority date Publication date Assignee Title
KR970062159A (en) * 1996-02-01 1997-09-12 구자홍 Detergent input control device and method of washing machine
KR20000032576A (en) * 1998-11-16 2000-06-15 구자홍 Washing machine equipped with device for detecting degree of hardness and method for washing thereof
JP2001017775A (en) * 1999-07-06 2001-01-23 Toshiba Corp Washing machine
KR20010054768A (en) * 1999-12-08 2001-07-02 구자홍 Water hardness Sensing unit of Washing machine and Washing machine Control method thereby

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101065947B1 (en) * 2004-06-28 2011-09-19 엘지전자 주식회사 Washing machine and method of controlling the same

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