KR20100081218A - Auto washing method of washing machine - Google Patents

Abstract

PURPOSE: A driving method of a washing machine is provided to inform a user of a lack of detergent and an automatic washing start through an alarm and an indicating panel. CONSTITUTION: A driving method of a washing machine comprises next steps. It is checked whether the door of a washing machine is closed(S14). The amount of the laundry received in a tub is detected, if yes(S16). It is checked whether the received laundry amount is above a given value(S18). If yes, a washing operation is automatically started(S22). After checking whether the amount of detergent is above a reference value, if yes, it is checked whether the door of the washing machine is closed.

Description

Driving method of washing machine {AUTO WASHING METHOD OF WASHING MACHINE}

The present invention relates to a method for driving a washing machine, and more particularly, to a method for driving a washing machine which starts automatically when laundry is added.

In general, a washing machine is a device for cleanly washing foreign substances in laundry such as clothes and bedding by using a friction action of washing water according to an emulsification action of a detergent and a rotational motion and a friction action with laundry.

Such a washing machine has been developed from a manual washing machine which performs all operations manually to a semi-automatic washing machine, an automatic washing machine and a drum washing machine according to the development of the electromechanical technology.

The washing machine configured as described above may sequentially perform washing strokes, rinsing strokes, dehydrating strokes, and drying strokes for a predetermined time period according to the degree of laundry according to a preset algorithm.

In addition, the user may select only a specific stroke among washing, rinsing, dehydrating stroke, and drying stroke, and sets a driving time of the selected stroke to separately perform only the selected stroke for a predetermined time.

The above-described technology is described for understanding the background of the present invention, and does not mean a conventional technology well known in the art.

In order for a user to wash laundry, three preparatory actions are required to store the laundry in a washing machine, to add detergent as necessary, to select a program to be executed, and to start the washing machine. In addition, while washing is frequently performed on a daily basis, such preparation is cumbersome in that it must be repeated every time.

In addition, most users keep the laundry to be washed inside the washing machine and start washing when the laundry is collected in a certain amount or more. In this case, the laundry program used is usually constant.

Therefore, there was a need to be able to conveniently wash by reducing the above three steps of preparatory behavior.

The present invention has been made to improve the above-described problems, and provides a method of driving a washing machine to automatically start washing according to the amount of laundry stored therein if the amount of detergent is detected and the amount of the washing aid is greater than the reference value. The purpose is.

Another object of the present invention is to automatically wash when laundry is stored so that there is no need to select a program to be carried out after storing the laundry so that it can be conveniently washed.

The configuration of the present invention, which is invented to achieve the above-described object, is as follows.

The driving method of the washing machine of the present invention comprises the steps of checking whether the door of the washing machine is closed, detecting the quantity of laundry stored in the washing tank when the door is closed, and checking whether the quantity of the washing inside the washing tank is equal to or greater than a set value. And if the amount is more than the set value, characterized in that it comprises the step of automatically starting the washing.

The step of checking whether the door of the washing machine is closed includes checking whether the amount of detergent is greater than or equal to the reference value, and if the amount of detergent is greater than the reference value, checking whether the door of the washing machine is closed, and if the amount of detergent is less than the reference value, warning that the amount of detergent is insufficient. Characterized in that.

If the amount is more than the set value characterized in that it further comprises the step of warning to start washing.

According to the present invention constituted as described above, if the amount of the laundry aid is detected and the amount of the laundry aid is greater than or equal to the reference value, the laundry can be conveniently washed by automatically starting the laundry according to the amount of laundry contained therein.

Hereinafter, a driving method of a washing machine according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of a driving device of a washing machine according to an embodiment of the present invention.

As shown in FIG. 1, the driving device of the washing machine according to the embodiment of the present invention includes a control unit 10, a quantity detection unit 20, a detergent amount detection unit 30, a detergent input unit 40, and a washing tank motor 50. ), A water supply and drainage unit 60, a door switch 70 and a warning unit (80).

The quantity detecting unit 20 detects the quantity of laundry contained in the washing tank, and the detergent amount detecting unit 30 detects the amount of detergent injected into a washing stroke, a rinsing stroke, and the like. Here, it should be understood that the detergent includes a fabric softener added during the rinsing stroke. Usually, the detergent amount sensing unit 30 is installed in different structures depending on whether the detergent is a powder detergent or a liquid detergent.

The detergent input unit 40 inputs the detergent in the detergent container into the washing tank during washing. The detergent injecting unit 40 is a structure in which the detergent is dropped into the washing tank while the detergent is melted in the washing water into the flow path into which the washing water is normally introduced. However, detergent dosing is not limited to using the above manner, but may be employed in various ways.

The washing tub motor 50 rotates the washing tub clockwise or counterclockwise according to a pre-stored program so that washing and rinsing are performed. The washing tub motor 50 has a different structure, respectively, installed in the washing machine and drum washing machine of the pulsator type according to the difference of the washing method. In particular, in the case of a drum washing machine to rotate the drum, in this case the washing tank motor 50 will be understood as a motor for rotating the drum.

The water supply and drainage unit 60 waters the washing water in the washing tank and drains the washing water in the washing water to the outside of the washing machine. The water supply and drainage unit 60 is installed in a water supply pipe (not shown) connected to the washing tank and installed in a water supply valve (not shown) and a drain pipe (not shown) connected to the washing tank to supply and block the washing water supplied into the washing tank. It is provided with a drain valve (not shown) for draining and blocking the washing water inside the washing machine. Also provided with a drain pump (not shown) for forcibly draining the wash water to the outside through the drain pipe.

The door switch 70 is turned on or off in accordance with the opening and closing of the door of the washing machine.

The warning unit 80 warns the user through the buzzer sound or the display panel to recognize the operation state of the washing machine visually or hearingly. In this embodiment, the buzzer sound and the display panel are displayed when the amount of detergent is insufficient and when automatic washing starts. Warning of detergent amount and automatic washing.

In addition, the washing machine may be provided with various washing apparatuses according to the washing method and the function thereof, respectively, such as a pulsator type and a drum type. For example, the washing water detection unit for detecting the amount of wash water supplied to the inside of the washing machine, the turbidity detection unit for detecting the turbidity of the wash water, the heater for drying the laundry and the hot air generated by the heater inside the washing tank It is provided with an eccentric detector for detecting an eccentricity of the washing tank during the rotation of the cooling fan for supplying the fan, balance dehydration. This configuration is selectively adopted by the control unit 10 in accordance with the program stored at each stroke.

When the automatic washing mode is set by the user's key operation, the controller 10 detects the amount of detergent from the detergent amount detecting unit 30 and warns the lack of detergent amount through the warning unit 80 when the amount of detergent is less than the reference value. On the other hand, if the detergent amount is more than the reference value, it is checked whether the door switch 70 is turned off. When the door switch 70 is turned on, it is checked whether the quantity of the laundry inside the washing tub input from the quantity detecting unit 20 is equal to or greater than the set value. It starts.

Hereinafter, a driving method of the washing machine according to an operation process of the controller 10 will be described with reference to FIG. 2.

2 is a flowchart of a driving method of a washing machine according to an embodiment of the present invention.

In the method for driving the washing machine according to the embodiment of the present invention, when the automatic washing mode is set, the detergent amount detecting unit 30 detects the amount of detergent in the detergent container.

When the detergent amount is input from the detergent amount detecting unit 30, the controller 10 compares the detergent amount with a reference value and checks whether the detergent amount is greater than or equal to the reference value (S10).

As a result of the check, if the detergent amount is less than the reference value, the warning unit 80 is controlled to warn the lack of detergent amount (S12). In this case, a buzzer sound is output or a lack of detergent amount is displayed on the display panel so that the user can visually or auditoryly check the lack of detergent amount.

On the other hand, if the detergent amount is more than the reference value, it is checked whether the door switch 70 is turned on (S14).

As a result of the check, when the door switch 70 is turned on, the quantity detection unit 20 is controlled to detect the quantity of laundry stored in the washing tank (S16), and the quantity of the detected quantity is compared with the set value. Check if it is greater than the set value (S18).

As a result of the check, if the quantity is less than the set value, the above process is repeated until the quantity becomes more than the set value.

On the other hand, if the amount is more than the set value, by controlling the warning unit 80 to display that the washing is started through a warning sound or a display panel to warn the user to start washing (S20).

Thereafter, washing is started by controlling the water supply and drainage unit 60, the detergent inlet unit 40, the washing tank motor 50, and the like according to a pre-stored program.

Although the present invention has been described with reference to the embodiments shown in the drawings, it is merely exemplary and various modifications and equivalent other embodiments are possible to those skilled in the art. Will understand. Therefore, the true technical protection scope of the present invention will be defined by the claims.

1 is a block diagram of a driving device of a washing machine according to an embodiment of the present invention.

2 is a flow chart of a method of driving a washing machine according to an embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

10: control unit 20: quantity detection unit

30: detergent amount detection unit 40: detergent input unit

50: washing tank motor 60: water supply and drainage

70: door switch 80: warning part

Claims (4)

Checking whether the door of the washing machine is closed; Detecting a quantity of laundry stored in a washing tank when the door is closed; Checking whether the amount of water in the washing tank is equal to or greater than a set value; And if the quantity is equal to or greater than the set value, automatically starting washing. The method of claim 1, wherein checking whether the door of the washing machine is closed Checking whether the amount of detergent is greater than or equal to the reference value, and checking whether the door of the washing machine is closed if the amount of detergent is greater than or equal to the reference value. The method of claim 2, wherein when the amount of detergent is less than the reference value, the lack of detergent amount is warned. The method of claim 1, further comprising: warning the start of washing when the quantity is less than the set value.

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