KR20020004583A - Method and apparatus for displaying suggestion of a washing machine - Google Patents

Abstract

PURPOSE: A device and a method for displaying notices are provided to prevent the damage of the laundry by displaying notices before washing. CONSTITUTION: A washing machine comprises a PC(100); an interface(200) to exchange data with the PC; a key input unit(300) to select courses and to input operating commands; a water level sensing unit(400) to detect a water level; a storing unit(500) to store an operating algorithm and notices before washing; an LCD(Liquid Crystal Display)(800) to display the notices and advanced state of each process; a control unit(600) to display the notice by sampling from the storing unit(500) when power is supplied and to control the data communication through the interface(200); and a load driving unit(700) to control the driving of each load according to a control signal of the control unit. In turning on the power of the washing machine, the notices are displayed on the LCD before starting washing processes. A user checks the notices, selects a wanted washing course and advances the washing processes.

Description

Method and apparatus for displaying suggestion of a washing machine

TECHNICAL FIELD The present invention relates to a washing machine, and more particularly, to an apparatus and method for displaying notices of a washing machine.

In general, a washing machine performs washing strokes, rinsing strokes, and dehydrating strokes by rotating a rotating tub and a pulsator through a driving force of a motor, and putting washing water and laundry together inside a rotating tub and stirring them to wash laundry and washing. It is a device that washes using friction of water and a rotating tub.

Such a conventional washing machine automatically selects and sets washing cycles, rinsing strokes, dehydration strokes, and execution times, respectively, or automatically performs each stroke by a predetermined number of times and execution time according to each stroke.

Hereinafter, the configuration and operation of a washing machine according to the prior art will be described with reference to the accompanying drawings.

1 is a block diagram schematically showing the configuration of a washing machine according to the prior art, Figure 2 is a flow chart showing the operation of the washing machine according to the prior art.

The washing machine according to the related art performs a stroke of the washing machine according to a function selected through a key input unit 10 for selecting a function desired by the user, a water level sensing unit 20 for detecting a water level, and the key input unit 10. The controller 30 controls the driving of the load according to the level detection result of the water level sensing unit 20, and various loads such as a water supply valve, a drain valve, and a motor according to the control signal of the control unit 30. A load driver 40 for driving and a display unit 50 for displaying the operation state of the function selected by the key input unit 10 in accordance with the control signal of the control unit 30. Here, the display unit 50 is composed of 88 segments for displaying the washing time remaining, and a plurality of light emitting diodes (LED).

In the washing machine according to the related art configured as described above, when a user inputs a washing command by pressing a key of the key input unit 10, the control unit 30 applies a control signal to the load driving unit 40 according to a preset washing administration sequence. By driving the motor (not shown), the water supply valve (not shown), and the drain valve (not shown) in order to proceed with the washing.

In addition, when the user inputs a washing command, the control unit 30 outputs a control signal so that the setting items selected by the user are displayed on the display unit 50. In this case, the display unit 50 controls the control unit 30. According to the signal, the operation time for each washing course, rinsing, and dehydration function and washing time remaining are displayed according to the signal.

The operation of the washing machine according to the prior art will be described with reference to FIG. 2. First, power is supplied to the washing machine (S1).

Subsequently, the user selects a desired washing course, and enters an operation button to proceed with the washing process (S2-S3).

In operation S4, it is determined whether the first preset time has elapsed.

As a result of the determination (S4), if the first predetermined time has elapsed, the washing stroke is completed and the drain valve is turned on (S5-S6).

When the drain valve is turned on and drainage is made, it is determined whether the air level is detected by the water level sensing unit (S7).

Subsequently, when the air level is detected in the water level detection unit (S7), the drain valve is turned off and intermittent dehydration is performed (S8-S9).

In operation S10, it is determined whether the preset second preset time has elapsed.

As a result of the determination (S10), if the second preset time has elapsed, the shower water is performed and the main dehydration operation is performed (S11-S12).

When the main dehydration stroke is completed, turn on the water supply valve (S13).

In operation S14, it is determined whether the water level detecting unit detects a predetermined level.

As a result of the determination (S14), when the predetermined level is detected by the water level detection unit, the water supply valve is turned off and a rinsing stroke is performed (S15-S16).

Next, it is determined whether the rinsing stroke is completed (S17).

When the rinsing stroke is completed, turn on the drain valve (S18).

Subsequently, it is determined whether the air level is detected by the water level detection unit (S19).

As a result of the determination (S19), when the air level is detected by the water level detection unit, the drain valve is turned off and the final dehydration stroke is performed (S20-S21).

As described above, the washing machine according to the prior art stops the water supply by turning off the water supply valve when water supply is completed to a level suitable for the quantity of water, starts the washing stroke, and when the washing stroke is performed for a predetermined time, the motor (not shown) The drive is stopped, the washing stroke is completed, and the drain valve (not shown) is driven to drain the water.

At this time, the water level detection unit 20 detects the air level and continues to drain if the water level does not reach the water level, and if the air level is detected, the drainage stroke is started, and the drain valve is set when the predetermined dewatering time has elapsed. Stop driving (not shown) and proceed with the rinse cycle.

In the rinsing stroke, as in the above, the water supply valve (not shown) is turned off and a motor (not shown) is driven to perform rinsing. At this time, the controller 30 senses the rinsing time and the preset time elapses. The drain valve (not shown) is driven to drain. Then, when the air level is detected, the driving of the drain valve (not shown) is turned off, and the final washing process is completed after the final dehydration.

As described above, the washing machine according to the related art has a display unit configured with LEDs to display only an operation state, but not display cautions, thereby causing damage to laundry and re-washing due to user's carelessness, thereby degrading washing performance. There was this.

The present invention has been made to solve such a problem, when the power is applied to the washing machine to prevent the laundry from being damaged due to various causes by displaying the items to be careful before washing before the user operates the washing machine It is an object of the present invention to provide an apparatus and a method for displaying the notice of a washing machine.

1 is a block diagram schematically showing the configuration of a washing machine according to the prior art.

Figure 2 is a flow chart showing the operation of the washing machine according to the prior art

3 is a block diagram showing the configuration of a washing machine according to the present invention.

Figure 4 is a flow chart showing a method of displaying the notice of the washing machine according to the present invention

5 is a view showing an embodiment of a method for displaying notices of a washing machine according to the present invention;

Explanation of symbols for main parts of drawings

100: PC 200: Interface

300: key input unit 400: water level detection unit

500: storage unit 600: control unit

700: load driver 800: liquid crystal display (LCD)

In order to achieve the above object, the display device for cautions of a washing machine according to the present invention includes an interface for exchanging data with an external device, a key input unit for inputting a course selection desired by the user, and an operation command corresponding thereto, and detecting a water level. A water level detection unit, a storage unit for storing a washing machine operation algorithm and pre-washing precautions, a liquid crystal display (LCD) for displaying the pre-washing precautions and the progress of each stroke, and a power supply If it is applied, the pre-washing precautions are extracted from the storage unit and displayed on the LCD, and a control unit controls data communication with an external device through the interface according to a user's request, and the load according to the control signal of the control unit It is characterized by including a load driver for controlling the driving of the.

In order to achieve the above object, the method for displaying a notice of a washing machine according to the present invention includes a storage unit and a liquid crystal display (LCD). Extracting the precautions before washing and displaying them on the liquid crystal display (LCD); if there is laundry corresponding to the pre-washing precautions displayed on the liquid crystal display (LCD), press the pause button, and then Checking the laundry and inputting the operation button, and if the operation button is input comprises the step of performing the corresponding washing administration for each washing course selected by the user.

Hereinafter, with reference to the accompanying drawings will be described in more detail the precaution display device and method of the washing machine according to the present invention.

3 is a block diagram showing a washing machine according to the present invention, Figure 4 is a flow chart showing a method of displaying the notice of the washing machine according to the present invention.

As shown in FIG. 3, the washing machine according to the present invention includes a PC 100, an interface 200 for exchanging data with the PC 100, and a user's desired course selection and input of an operation command. The key input unit 300, the water level detection unit 400 for detecting the water level, the storage unit 500 for storing the washing machine operation algorithm and pre-washing precautions, the pre-washing precautions and the progress of each stroke Liquid crystal display (LCD) 800 for displaying the display, and pre-washing precautions from the storage unit 500 when the power is applied to extract the display from the storage unit 500, according to the user's request The control unit 600 for controlling data communication with the external device through the interface 200, and the load driver 700 for controlling the driving of the load in accordance with the control signal of the control unit 600.

In the washing machine configured as described above, when a user inputs a power key through the key input unit 300, the pre-washing precautions stored in the storage unit 500 are extracted and displayed on the display unit 800, and the user displays the display. Check the pre-washing precautions with reference to the pre-washing precautions displayed on the unit (800). When the user inputs an operation button, the washing process is performed for each selected course.

That is, the method for displaying the notice of the washing machine according to the present invention will be described with reference to FIG. 4. First, power is applied (S110).

When the power is applied, precautions before washing are displayed on the LCD (S120).

Subsequently, it is determined whether a corresponding laundry exists by referring to precautions for washing displayed on the LCD (S130).

As a result of the determination (S130), if there is laundry corresponding to the precautions to be displayed on the LCD, press the pause button, check the laundry according to the precautions, and then enter the operation button (S140-S150).

When the operation button is input and the user selects the standard course, the washing process proceeds according to the preset standard course administration (S160).

That is, when the user selects a standard course and inputs an operation button, first, the amount of quantity is detected (S161-S163).

After the water supply is performed according to the detected amount of water, washing is performed in order of washing → rinsing → dehydration operation (S1164-S167).

In addition, when the user selects the wool course, the washing administration proceeds according to the predetermined wool course administration (S170).

That is, when the user selects a wool course and inputs an operation button, first, the amount of detected quantity is detected (S171-S173).

And after performing water supply according to the detected amount of water proceeds in the order of washing → rinsing → dehydration administration (S174-S177).

Finally, when the user selects the water rinsing course, the washing process proceeds according to the preset water rinsing stroke (S180).

That is, when the user selects the water rinsing course and inputs an operation button, first, the quantity of water is sensed (S181-S183).

And after performing the water supply according to the detected amount of water proceeds in the order of washing → rinsing → dehydration (S184-S187).

As described above, the method for displaying the precautions of the washing machine according to the present invention displays the pre-washing precautions stored in the storage unit 500 on the LCD 800 before the user starts the washing process when the user turns on the washing machine. In addition, the user checks the precautions displayed on the LCD 800, checks the state of the laundry, and then selects a desired washing course when the preparations for washing are finished, and proceeds with the washing administration accordingly.

At this time, one embodiment of the pre-washing precautions displayed on the LCD 800, as shown in Figure 5, 'Check whether the clothes are washable. Make sure your clothing is dripping. Lots of lint-free clothing, please wash separately. Please take out your belongings. ' Display the cautions, etc.

Therefore, the user checks whether the laundry is washable with reference to the pre-washing precautions displayed on the LCD 800, and removes it from the washing tank if the laundry is not washable.

Also, check whether the belongings remain in the laundry, and if the belongings remain, press the pause button, remove all the belongings in the bag, and input the operation button again.

On the other hand, laundry that is likely to cause a lot of lint is separated from the laundry that was put into the washing tank for washing to separate the laundry.

When the pre-washing preparations are completed, the user selects a desired washing course and automatically completes all washing administrations through a process of detecting quantity, supplying water, washing, rinsing and dehydrating according to the selected course.

As described above, the washing machine and the warning display method according to the present invention display the precautions before washing before the user operates the washing machine when power is applied to the washing machine, thereby preventing inconveniences such as damage to laundry and re-washing. Since it can be done, there is an effect that can improve the washing performance.

Claims (3)

An interface for exchanging data with an external device; A key input unit for inputting a course selection desired by the user and an operation command according thereto; A water level detector for detecting a water level; A storage unit for storing a washing machine operation algorithm and pre-washing precautions; A liquid crystal display (LCD) for displaying the precautions before washing and the progress of each stroke; When power is applied, the precautions before washing are extracted from the storage unit and displayed on the LCD, and the washing operation corresponding to the operation command of the user through the key input unit is controlled. A control unit controlling data communication with the apparatus; And, And a load driver configured to control the driving of the load according to the control signal of the controller. In the precaution display method of the washing machine having a storage unit and a liquid crystal display (LCD), If power is applied to the washing machine, extracting pre-washing precautions stored in the storage unit and displaying the pre-washing precautions on the liquid crystal display (LCD); Pressing a pause button when there is laundry corresponding to precautions for washing displayed on the liquid crystal display (LCD), checking a laundry according to the precautions, and then inputting an operation button; And, If the operation button is input, the washing instructions of the washing machine characterized in that it comprises the step of performing the washing administration for each washing course selected by the user. The method of claim 2, Displaying the precautions before washing on the LCD Method for displaying the notice of the washing machine, characterized in that the step of displaying the message according to the type of cloth, whether or not separated washing and removing the belongings in the pocket.