KR101192190B1 - Controllable method of a washing machine using dial swich and a method the same - Google Patents

Abstract

The present invention relates to a control method of a washing machine using a dial switch, wherein the power button of the external control unit is turned on, selecting a predetermined course by rotating the dial switch, and setting a selected course by setting and operation buttons, selecting a course After pressing the setting and operation button, waiting for a few seconds set in the memory, operating the dial switch within a few seconds to enter the detailed setting mode, after a few seconds to enter the reference setting mode stored in the memory, detailed setting When entering the mode, the mode is automatically switched to the item selection mode of the detailed setting mode, selecting a predetermined item by one-way rotation of the dial switch, rotating the dial switch in the other direction, and the selected item is set and the detailed selection mode of the selected item. To enter into the detailed selection mode and turn the dial switch to the other direction. Including the step of selecting the details of the selected item and setting the selected details by using the setting and operation buttons, including the step of executing the washing stroke of the set course, according to the present invention can be set washing only by the rotation of the wrist The user's operation convenience is greatly improved, and manufacturing cost of the washing machine can be reduced by replacing a plurality of contact button switches with one dial switch.

Washing machine, dial switch

Description

Control method of washing machine using dial switch {CONTROLLABLE METHOD OF A WASHING MACHINE USING DIAL SWICH AND A METHOD THE SAME}

1 is a front view of a washing machine according to the prior art,

FIG. 2 is an enlarged view illustrating a “100” portion of FIG. 1;

3 is a block diagram showing schematic components of a washing machine according to the present invention;

4 is a view showing an external control unit of the washing machine according to an embodiment of the present invention;

5 is a view showing an external control unit of the washing machine according to another embodiment of the present invention;

6 is a view illustrating a process in which the external operation unit of FIG. 5 operates;

7 is a view showing an external control unit of the washing machine according to another embodiment of the present invention;

8 is a flowchart illustrating the overall process of operating the washing machine according to the present invention;

9 is a flowchart illustrating a process in which a washing machine is driven by an external control unit of FIG. 4, and

FIG. 10 is a flowchart illustrating a process of driving a washing machine by the external control unit of FIG. 5.

Description of the Related Art

200: external control unit 210: display means

211: first LED group 212: second LED group

213: third LED group 214: LCD panel

215: LCD panel 220: Dial switch

230: power button 240: setting and operation buttons

300: control unit 400: memory

500: sensor unit 600: switching unit

700: water supply valve 800: drainage pump

900: driving pump

The present invention relates to a control method of a washing machine, and more particularly, to a course setting using a dial switch mounted on an external control unit of a washing machine, as well as setting the details of the course. It relates to a driving method.

Washing machines disclosed in recent years are largely classified into a pulsator type and a drum type. In the pulsator method, the washing tank and the storage tank in which the laundry is accommodated are installed vertically to perform washing from friction caused by water flow generated by rotation of the pulsator installed on the bottom of the washing tank.

In addition, the drum-type washing machine has a tub and drum that is installed to accommodate the laundry horizontally to perform the washing by the drop of the laundry, maximizing the laundry capacity compared to the pulsator washing machine, the laundry can be tangled after washing advantages Due to this trend, the demand is increasing, and related technologies for improving user convenience are also rapidly developing.

An external operation unit 100 for driving the washing machine in a mode desired by the user is installed in the outer housing of the washing machine.

1 is a front view illustrating a washing machine according to the prior art, and FIG. 2 is an enlarged view of a portion “100” shown in FIG. 1.

As shown in FIG. 2, in general, the external operation unit 100 of the washing machine includes a plurality of LEDs (Light Emittion Diodes (hereinafter, referred to as “LEDs”)), a plurality of selection buttons 150 to 154, a dial switch 130, And a power button 140, a setting and operation button 110, and the like.

The dial switch 130 is provided to select a predetermined course such as standard, duvet, tub washing, etc. while being rotated clockwise or counterclockwise, and selects a predetermined course by rotating the dial switch 130. Pressing the operation button 110 enters the detailed setting mode.

The LEDs 120 to 125 display a plurality of courses indicated by the rotation of the dial switch 130 or a plurality of LEDs for guiding and selecting various items for a predetermined course, and serve as display means.

The LEDs 120 to 125 have a first LED group 120 for indicating each course as the dial switch 130 is rotated, and the user indicates the desired course while rotating the dial switch 130. (Not displayed) is turned on, and the LEDs 121 to 125 for the standard items set for the selected course are turned on at the same time as the setting and operation buttons are pressed to switch to the detailed setting mode.

When the user enters the detailed setting mode, detailed items such as washing, rinsing, dehydration, water temperature, and drying can be set by the user, so that each LED 121 to 125 indicating the detailed item is the second LED group 121 of the washing item. ), The third LED group 122 of the rinsing item, the fourth LED group 123 of the dehydration item, the fifth LED group 124 of the water temperature item, and the sixth LED group 125 of the drying item, As the detailed setting mode is entered, LEDs (not displayed) indicating the reference setting corresponding to each item of the selected course are turned on.

In addition, in order for a user to set and change each detail item, detailed setting type selection buttons 150 to 154 are disposed for each LED group 211 to 213 for each detail item, and the LEDs are turned on by reference setting for each item. On the basis of (not displayed), the user sets the items to be set by pressing the detailed setting type selection buttons 150 to 154 several times.

As such, the hassle of having to press the detailed setting type selection buttons 150 to 154 several times for each item to be set in detail several times.

In addition, as the function of the washing machine increases and becomes more complicated, the number of detailed setting type selection buttons 150 to 154 also increases, thereby increasing the manufacturing cost.

Accordingly, the present invention has been made to solve the above problems, and the first object of the present invention is to set the course and the detailed setting by means of a dial switch without using the setting type selection button. The present invention provides a driving method of a washing machine using a dial switch which reduces manufacturing contact points by reducing contact switches for controlling.

In addition, a second object of the present invention is to provide a method for driving a washing machine using a dial switch that greatly improves the user's operation convenience by implementing a method instructed and displayed on the display means by rotating the dial switch in both directions. .

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In order to achieve the above object, the present invention, in the method for driving the washing machine using a dial switch of the external control unit for the laundry built in the washing machine is executed in a predetermined mode, the power button of the external control unit is turned on (A) selecting a predetermined course by rotating the dial switch and setting a selected course by using a setting and operation button, and (b) selecting an entry into a detailed setting mode or a reference setting mode for the selected course. Step, when entering into the detailed setting mode, is automatically switched to the item selection mode of the detailed setting mode, (c) selecting a predetermined item by one direction rotation of the dial switch, by rotating the dial switch in another direction (D) entering the detailed selection mode of the selected item by setting the selected item and entering the detailed selection mode of the selected item; (E) selecting details of the selected item by rotating the existing dial switch in another direction, and setting the selected details using the setting and operation buttons, and performing washing administration of the set course. It provides a control method of a washing machine comprising a.

 After selecting the course in the step (b) and pressing the setting and operation buttons, the step (b-1) of waiting for a few seconds set in the memory and the dial switch within the few seconds to enter the detailed setting mode After a few seconds, step (b-2) is performed to enter the reference setting mode stored in the memory.

In step (e), the dial switch is rotated in one direction so that the selected details are set, and step (e-1) of re-entering the item selection mode to select a predetermined other item and the dial switch And re-rotating in another direction to set the selected other item and to select details of the selected other item (e-2).

Hereinafter, a preferred embodiment of the external control unit 200 of the washing machine according to the present invention with reference to the accompanying drawings in more detail.

3 is a block diagram illustrating schematic components of a washing machine according to the present invention.

As shown in FIG. 3, the washing machine is located in an external housing to switch and control the components by an external control unit 200 and a signal applied by the external control unit 200 to set and operate a predetermined mode. To drive the washing tank (not shown) by the washing unit 600, the switching unit 600 to perform the washing stroke and dehydration stroke driving pump 900, to proceed with the washing stroke and dehydration stroke proceeds while the drive pump is rotated The water supply valve 700 for supplying the wash water, the drain pump 800 for draining the wash water stored in the reservoir (not shown) as the dehydration stroke and the rinsing stroke are performed, and the modes for the various strokes for the washing are algorithmized. In order to implement more advanced functions of the washing machine, such as the memory 400 stored therein, a sensor for preventing an eccentricity of the washing tank or a sensor for detecting the washing tank rotating. Control unit for controlling the driving of the sensor unit 500 and the washing machine attached thereto, and a signal from the dial switch 220 is applied to interlock with an algorithm stored in the memory 400 and display a state of being controlled by an external display unit ( 300).

Here, the external operation unit 200 is a contact type power button 230 for turning on and off the voltage applied to the washing machine, is installed in a way that is rotated and switched to set the course of the various execution modes stored in the memory 400, The display means 210 which performs the role as a guide screen for operating the dial switch 220, the dial switch 220, which can also set the details of the set course, and displays the instructions indicated by the dial switch 220. The contact type setting and operation buttons 240 may be provided to set and operate the selected item due to the dial switch 220.

In addition, the dial switch 220 is to be rotated in a manner that is rotated, the setting and operation by selecting one of the course shown in the display means 210 in the state that the power is applied by the power button 230 After pressing the button 240, the user waits for a predetermined time and sets the standard mode and the detailed setting mode of the selected course.

In general, a predetermined time after selecting a predetermined course is appropriate for about 5 seconds in consideration of the additional operation time of the user who sets the washing, and when the 5 seconds have elapsed after pressing the setting and operation button 240, the dial switch 220 Normal laundry administration will proceed according to the standard mode of the selected course.

In addition, if the dial switch 220 is rotated before the waiting time of 5 seconds has elapsed, it enters into a detailed setting mode, and sets specific details according to a direction in which the dial switch 220 is operated.

The detailed setting mode is divided into the item selection mode such as washing, rinsing, dehydration, water temperature setting and drying, and the detailed selection mode for setting the details of each item.

The dial switch 220 is a suitable switching means for setting the two types of modes below the detailed setting mode by the rotation direction is divided into two, rotates in one direction to select a predetermined item of the item selection mode, and rotates from the previously selected point You can select details that change sequentially while rotating in different directions.

In addition, in setting the rotation direction of the dial switch 220, looking at the details of the mode to be set to the dial switch 220, power is supplied to the washing machine and the current flows through the display means 210, standard, lingerie, Quilting, rapid well-being, my heart, wash, boiled, saving boiled, hapsum, steamed, enter the initial course setting mode, such as wool, turn the dial switch 220, one course is set.

Through the item setting mode, such as washing, rinsing, dehydration, water temperature setting, drying of the set course, the detailed items provided in the above items are alternately set one by one by changing the direction of the dial switch 220.

In this way, rotate the dial switch 220 in one direction to set the item selection mode, and rotate in the other direction to set the detailed selection mode in each item, and then rotates again as necessary to set the item selection and set the item The process of reselecting the sub-items is repeated.

For example, the details in the laundry may be called, preliminary, main washing, small amount, time reduction, etc., and the details in the drying include details such as time selection, strength, standard, ironing, and low temperature, and the dial switch 220. Rotate one direction to select the washing item and by rotating the dial switch 220 in the other direction, you can set the details, such as soaking, small amount, etc. in the washing item, of course, rotate the dial switch 220 again It is also possible to set the drying items.

Therefore, the introduction of the dial switch 220 is for maximizing the user's convenience of operation, and setting the rotation direction of the dial switch 220 is more than turning counterclockwise to turn the wrist clockwise due to the structure of the human body. Since it is easy, it is preferable to set the detailed selection mode by rotating the dial switch 220 in the counterclockwise direction in the item selection mode having a relatively small number of rotations and the amount of rotation.

In addition, in order to operate the dial switch 220, a display means 210 for guiding the user visually is required. The operation method may be different according to the display means 210 installed.

4 is a view illustrating an external manipulation unit 200 of a washing machine according to an embodiment of the present invention.

As shown in Figure 4, the display means 210 of the external control unit 200 is provided with the LED (211 to 213), LED (not displayed) indicated by the signal indicating as the dial switch 220 is rotated While the on and off, the dial switch 220 displays the settings to be set.

The display means 210 implemented by the LED (211 to 213) is the first LED group 211 for displaying the course, such as standard, lingerie, boiled, etc. indicated by the power is applied and the dial switch 220 is rotated, By entering the detailed setting mode, the dial switch 220 is rotated in one direction to select detailed items for the set items displayed on the second LED group 212 and the second LED group 212 to display the selected item. In order to set, it is preferable that the dial switch 220 is divided into third LED groups 213 which are displayed in detail while rotating in different directions.

In addition, a display panel (not shown) such as an LCD or a PDP may be used to further simplify the external control unit 200 and to highlight an external design side of the washing machine. .

5 is a view showing an external operation unit 200 of the washing machine according to another embodiment of the present invention.

As shown in FIG. 5, the display means 210 of the external control unit 200 includes the LCD panel 214 to implement a more simplified external control unit 200.

The LCD panel 214 can be switched to various screens in one integrated screen according to the initial setting of the display screen, and the LCD panel 214 can also be switched while the user rotates the dial switch 220. By changing according to the mode, it is possible to have a structure that can guide the user who is inexperienced in how to use the washing machine by simplifying the setting and operation procedure.

FIG. 6 is a diagram illustrating a process in which the external operator 200 equipped with the LCD panel 214 of FIG. 5 operates.

As shown in FIG. 6, one series of processes that can be set as an example will be selected and described in detail.

The external operation unit 200 of the LCD panel 214 to which power is applied is initially displayed on the screen of the course setting mode. This screen is categorized by course name such as standard, duvet, steaming, etc., select the standard course as shown by rotating the dial switch 220, press the setting and operation button 240 installed in the center, a certain time During the predetermined time, the washing process proceeds automatically to the reference mode setting stored in the memory 400 after a predetermined time, and when the dial switch 220 is rotated within a predetermined time is set to enter the detailed setting mode. .

The screen is switched to the item selection mode in the detailed setting mode, while turning the dial switch 220 counterclockwise to select a washing item as shown, and turning the dial switch 220 clockwise again to detail washing items. The item is displayed on the screen. Subsequently, the dial switch 220 is rotated clockwise to select a time reduction.

 As shown, additionally, if you want to change the details set in the memory 400 for the selected course again rotate the dial switch 220 in the counterclockwise direction to select the water temperature setting, in that state clockwise Rotate to, the details of the water temperature setting items are displayed on the screen. In this screen, the water temperature is set to 60 degrees, and the dial switch 220 is rotated counterclockwise to finally set the drying, and press the setting button and the operation button 240 provided in the center to complete the washing setting. Can proceed.

FIG. 7 is a view illustrating an external operation unit 200 of a washing machine according to another embodiment of the present invention. Unlike the LCD panel 214 shown in FIG. 5, a general LCD liquid crystal panel 215 of a rectangular shape is illustrated.

The LCD panel 215 illustrated in FIG. 7 is a display panel provided for convenience and cost reduction by adopting a general LCD liquid crystal panel as it is.

Hereinafter, the method of driving the washing machine according to the present invention with reference to the accompanying drawings in more detail.

8 is a flowchart illustrating the overall process of operating the washing machine according to the present invention.

As shown in FIG. 8, power is applied to the washing machine by pressing the power button 230 and the dial switch 220 is rotated to select a predetermined course shown on the display means 210. (S1)

Due to the selected course, the washing machine enters the standby mode for a certain period of time before the washing machine is driven, and when a certain time has elapsed, the washing administration is executed according to the reference setting of the selected course stored in the memory 400, and before the predetermined time has elapsed. When the switch 220 is operated, the detailed setting mode is entered, and the sub-mode of the detailed setting mode is immediately switched to an item selection mode such as washing, rinsing, and dehydration. (S3 to S13)

Rotating the dial switch 220 in a different direction from the point where the selected item is located enters the detailed selection mode and sets the detailed items for the selected item first, and then presses the setting and operation button 240 to proceed with the washing administration of the set course. (S15 to S21)

In addition, if you want to change to a predetermined other course in the washing administration is going on with the set matters, by pressing the power button 230 twice to initialize the external control unit 200 is reset after the power is applied. (S23 to S27)

More specifically, a process in which the display unit 210 is composed of a plurality of LEDs 211 to 213 and switched to the dial switch 220 is illustrated in FIG. 9.

As shown in FIG. 9, the first LED group 211 is a course setting mode, the second LED group 212 is an item selection mode of a detailed setting mode, and the third LED group 213 is a detailed selection of a detailed setting mode. Used to set the mode.

When the user presses the power button 230 to turn on the power and rotates the dial switch 220 by pointing to the course displayed on the first LED group 211, LEDs corresponding to the respective courses are turned on to display the currently selected course. (S100, S102)

When the user presses the setting and operation button 240 in this state, the LED of the selected course flashes and the control unit 300 instructs to be in the execution standby state for about 5 seconds, and when the waiting time of 5 seconds elapses, the memory 400 The washing process of the course selected as the reference set and stored mode is in progress, and when the dial switch 220 is operated within the waiting time, the system enters the detailed setting mode, and the second LED group 212 is turned on and the current dial switch 220 is turned on. The LED (not shown) of the setting item indicated by) blinks to proceed to the item selection mode indicating the current item. (S104 to S112)

When the third LED group 213 selects a predetermined course due to the dial switch 220, the LEDs 213 of the detailed setting items set on the basis of the corresponding course stored in the memory 400 are kept lit.

Then, the user rotates the dial switch 220 in the counterclockwise direction and points at the flashing LED (not displayed) of the second LED group 212 to select a setting item, and the dial switch 220 in the selected position clockwise. Rotating to the detailed items within the selected setting items by sequentially turning the detailed items to be set using the dial switch 220 LEDs (not displayed) belonging to the detailed items of the corresponding setting items of the third LED group 213 Lights up along the dial switch 220. (S114 to S118)

In this way, select the detail item and leave the corresponding LED (not displayed) on, and then go back to the item selection mode to change the following setting items in sequence. When the setting and operation button 240 is pressed, the detailed items set so far are applied to the washing administration. (S120 to S124)

Thus, when the washing stroke is performed, the operation signal of the dial switch 220 is not applied to the washing stroke, and pressing the setting and operation button 240 stops the washing stroke and reenters the detailed setting mode so that the setting can be changed. skip)

In addition, if the user wants to change the course during the washing administration, press the power button 230 twice to initialize and reset the external control unit 200.

FIG. 10 illustrates the use of the LCD panel 214 as the display means 210 of the external operator 200.

As shown in Fig. 10, after the power is applied, the LCD panel 214 is turned on, and after selecting a predetermined course by the dial switch 220, the setting and operation buttons 240 are pressed and the standby time is about 5 seconds. When the dial switch 220 is rotated, it is switched to the LCD panel 214 for detailed setting corresponding to the selected course. Turn the dial switch 220 counterclockwise to set a predetermined item, and if the dial switch 220 is rotated clockwise again, the detailed items of the corresponding setting item are switched to the listed LCD panel 214 and the predetermined detail item. Can be selected. (S200 to S216)

If you want to select additional items can be set by turning the dial switch 220 again counterclockwise to select the items, and press the setting and operation button 240, the setting is stored and the washing administration of the course set It proceeds. (S218 to S222)

Therefore, in the present invention, by setting the course setting and the details of the course with the dial switch installed in the external control unit, washing setting is possible only by rotating the wrist, so that the user's convenience is greatly improved, and a plurality of contact button switches There is an advantage to reduce the manufacturing cost of the washing machine by replacing with one dial switch.

Although described above with reference to a preferred embodiment of the present invention, those skilled in the art will be variously modified and changed within the scope of the invention without departing from the spirit and scope of the invention described in the claims below. I can understand that you can.

Claims (12)

delete delete delete delete delete In the method for driving the washing machine using a dial switch of the external control unit for the laundry built in the washing machine to be executed in a predetermined mode, (a) turning on the power button of the external control unit, rotating the dial switch to select a predetermined course, and setting a selected course by setting and operation buttons; (b-1) selecting the course, pressing the setting and operation buttons, and waiting for a few seconds set in a memory; (b-2) entering the detailed setting mode when the dial switch is operated within the few seconds, and entering the reference setting mode stored in the memory after the several seconds have elapsed; (c) when entering the detailed setting mode, is automatically switched to the item selection mode of the detailed setting mode, and selecting a predetermined item by one direction rotation of the dial switch; (d) rotating the dial switch in another direction to set the selected item and enter a detailed selection mode of the selected item; (e) entering the detailed selection mode and rotating the dial switch in a different direction to select details of the selected item; And (f) setting the selected details by using the setting and operation buttons, and controlling the washing process of the set course. delete The method according to claim 6, wherein in step (c), The control method of the washing machine using a dial switch, characterized in that for selecting the predetermined item by rotating the dial switch counterclockwise in the item selection mode. The method according to claim 6, wherein in step (d), The control method of the washing machine using the dial switch, characterized in that for selecting the predetermined details by rotating the dial switch in the clockwise direction in the detail selection mode. The method according to claim 6, wherein in step (e), (e-1) re-rotating the dial switch in one direction to set the selected details, reenter the item selection mode, and select a predetermined other item; And (e-2) re-rotating the dial switch in a different direction to set the selected other item and to select details of the selected other item. The method according to claim 6, wherein in step (f), The control method of the washing machine using the dial switch, characterized in that the washing operation does not affect the ongoing washing administration even if a predetermined operation signal is generated by the rotation of the dial switch during the washing course of the set course. The method according to claim 6, wherein in step (f), The control method of the washing machine using a dial switch, characterized in that for initializing the external control unit by pressing the power button twice if you want to change to a predetermined course during the washing administration of the set course.

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