KR101366560B1 - Control-panel control system of washing machine - Google Patents

Abstract

The present invention relates to a control panel control system of a washing machine. More specifically, when a washing course is selected by the user after lighting all the selectable menus on a control panel formed of a transparent panel, the user can turn on only the lower washing stroke of the selected washing course. It relates to the washing machine control panel control unit, easy to visually identify.

The present invention comprises a main panel and a touch panel composed of a touch PCB, a character film and a transparent panel stacked on the upper side of the main PCB, the control panel for setting the washing course and the set washing course when the power is applied; And a control unit controlling the control panel to display washing administration information corresponding to the set washing course.

Description

Control-panel control system of washing machine

1 is an illustration of a control panel of a washing machine according to the prior art,

2 is a block diagram of a washing machine according to an embodiment of the present invention;

3A to 3D are exemplary views showing a control panel of a washing machine according to an embodiment of the present invention.

Figure 4a is a cross-sectional view of the control panel of the washing machine according to an embodiment of the present invention,

4B is a perspective view of a control panel of the washing machine according to the embodiment of the present invention;

5 is a flowchart illustrating a display control method of a control panel of a washing machine according to an embodiment of the present invention.

Description of the Related Art [0002]

110: power supply unit 120: control unit

130: control panel 140: washing administration microcomputer

150: load 131: transparent panel

132: adhesive member 133: character film

134: touch PCB 136: graphic member

137: main PCB 138: LED

The present invention relates to a control panel control system of a washing machine. More specifically, when a washing course is selected by the user after lighting all the selectable menus on a control panel formed of a transparent panel, the user can turn on only the lower washing stroke of the selected washing course. It relates to the washing machine control panel control unit, easy to visually identify.

In general, the washing machine can be set arbitrarily by the user, and the washing machine is driven by combining the operating states of the washing machine. The operation of the set washing machine may also display arithmetic time required by the microcomputer of the washing machine.

The operation state of the refrigerator or the time required may be installed on the front panel of the washing machine through a light emitting diode or other display device.

1 is a view showing the conventional washing machine display unit.

The control panel 10 of the washing machine is arranged with operation buttons printed with a plurality of courses and stroke names for setting the operation of the washing machine, and a light emitting diode for displaying each set operation state is arranged on the panel.

In addition, a time display unit 20 for displaying the driving time of each setting step is installed to inform the user of the operating time set in the washing machine.

In the display device of the washing machine configured as described above, when the operation button for each function is pressed, for example, repeatedly pressing the operation button for setting the water level at the time of washing or rinsing, the water level is sequentially changed from the lowest level to the highest level. When the light emitting diode indicating the operating state of the position is emitted, the washing water is stored at the corresponding level when the operation button is stopped.

In addition, when the stroke is repeatedly selected, the light emitting position of the light emitting diode indicating washing / rinsing / dehydration is repeatedly switched. Therefore, when the light is emitted in a desired state, the pressing of the stroke button stops operation of the light emitting position. This makes it executable.

In this way, the user can set the washing stroke by operating the operation button according to the course and stroke name printed on the panel, and set the course (standard / rapid / blow / wool, etc.) and temperature, and all areas If it is selected, the washing stroke is finally made by pressing the operation button, and according to the set result, the required time is calculated in the microcomputer of the washing machine and displayed on the time display part.

 Accordingly, when the washing machine is in a dark environment, it is difficult for a user to recognize a course and an administrative name printed on a panel, which makes it difficult to operate the washing machine. In addition, since the position of the operation button can be recognized only by learning, there are disadvantages in that the operation is more difficult when the number of buttons is increased for the multifunction implementation.

In addition, even when the buttons are distributed, it is not easy to identify, and the control panel occupies a large area of the washing machine, which is not good to look at.

In addition, there is a problem that the configuration is rough due to a plurality of light emitting diodes and buttons.

The present invention has been made to solve the problems of the prior art as described above, the object of the present invention is to turn on the washing menu by the user after turning on the letters of all the menus selectable on the transparent panel for the user to visually identify easily When selected, only the lower washing stroke of the selected washing course is turned on to provide a control panel control system of a washing machine that can simplify the design of the control panel and improve the quality of the design.

Another object of the present invention is to provide a control panel control system for a washing machine that facilitates selection of an additional menu during a washing stroke by turning on a lower washing stroke and an additional menu button of a washing course when the washing stroke is performed.

It is still another object of the present invention to provide a control panel control system of a washing machine that enables a user to visually recognize an operating environment by turning on / off a character button through a light emitting diode of a touch pad rather than a printed word.

In order to achieve the above object, the technical means according to the present invention consists of a main PCB, a touch panel composed of a touch PCB, a character film and a transparent panel laminated on the upper side of the main PCB, the washing course when the power is applied A control panel displaying settings and set wash courses; And a control unit controlling the control panel to display washing administration information corresponding to the set washing course.

According to the present invention, only the washing course and the selectable washing administration instruction button are lit on the control panel made of a transparent panel, so that the use environment can be easily understood.

In addition, it is easy to select the additional menu during the washing stroke by turning on the lower washing stroke and the additional menu button of the washing course when the washing stroke is performed, and only the additional menu suitable for the selected washing course can be selected to prevent damage to the laundry. have.

In addition, convenience can be obtained in that the user can visually recognize the lighting of all selectable buttons when the power is applied in a dark environment.

It also eliminates unnecessary printing on the control panel, reducing the manufacturer's poor print rate and enabling a non-printing control panel design.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a control configuration diagram of a display device included in a washing machine according to an exemplary embodiment of the present invention, and includes a power supply unit 110, a control unit 120, and a control panel 130.

The power supply 110 supplies operating power to each component of the washing machine when the power button of the control panel 130 formed of the transparent panel is executed. In addition, among the plurality of buttons formed on the control panel 130, the power required for lighting the character button selectable by the user is supplied.

When the character button touch signal according to the user's instruction is input from the control panel 130, the controller 120 executes an operation corresponding to the input signal.

That is, when the power button execution signal formed on the control panel 130 is input, the controller 120 instructs the user to turn on a plurality of buttons selectable by the user according to the input signal.

In addition, when the letter button signal of any one of the plurality of washing courses is input from the control panel 130, the controller 120 stores the lower washing stroke data corresponding to the input washing course letter button signal. Instructs the lighting of the lower washing stroke character by extracting from it.

In addition, the controller 120 instructs the lighting of the text button of the additional menu that can be selected by the user. At this time, the letter button of the additional menu that is lit indicates that only the letter button of the additional menu that can be performed during the selected laundry course does not cause damage to the laundry even if performed in the selected washing course.

In addition, the control unit 120 transmits the washing course signal and the additional menu signal selected by the user to the washing administration microcomputer 140 so that the washing process according to the user's instruction is performed.

The control panel 130 sets the number and time of each stroke by repeatedly executing each washing stroke (laundry, temperature, rinsing, dehydration, or drying) letter button, or selects one of the selectable washing courses. The additional menu according to the selected washing course can be further selected. At this time, the execution signal of the character button selected by the user is transmitted to the control unit 120.

In addition, the control panel 130 turns on the washing course letter button (laundry, temperature, rinsing, dehydration or drying) corresponding to the selected washing course and washing course according to the instruction of the control unit 120, and furthermore, The letters such as the set time and the number of times corresponding to each washing stroke are lit, and the letter buttons of the additional menu that can be performed at the selected washing course are lit.

Herein, the control panel 130 uses a touch panel, and the control panel includes a transparent panel 131, an adhesive member 132, a character film 133, a touch PCB 134, and a graphic member as illustrated in FIG. 4A. 136, a main PCB 137, a light emitting diode 138, and a support 139.

The transparent panel 131 protects the entire control panel and is adhered to the character film by an adhesive member 132, that is, a double-sided tape. Here, the character film 133 is engraved with the washing stroke name and washing course name for identifying the washing stroke and the washing course, the letter portion is a button that can be executed by the user touch, washing administration number, washing stroke time, washing Characters that indicate the strength, etc.

In other words, by stacking the character film and the touch PCB on the support formed on the upper layer of the main PCB, the user can identify the characters through the transparent control panel, thereby eliminating unnecessary printing on the control panel, thereby reducing the manufacturing defect rate of the manufacturer. The design of the control panel's non-printing control panel can be realized.

Herein, the transparent panel is preferably made of acrylic resin (PMMA).

In addition, the portion is engraved letters do not have an adhesive member, only the letter film and the transparent panel except the letter is bonded.

As shown in FIG. 4B, the touch PCB 134 has a plurality of holes formed therein, and a character film is mounted inside the hole, and the character film functions as a button. When a character is touched by the user, the touch is touched by the user. The operation is detected, and a signal of the detected button is transmitted to the controller 120.

In addition, since a sensor for detecting a user's touch is built in the edge of the hole formed in the touch PCB, the touch of the character may be recognized when the character film is formed inside the hole.

Reference numeral 135 shows a portion of the character film is engraved, as shown, the portion is engraved with the adhesive member is not bonded to the lower portion is engraved with the light emitting diode is mounted.

The graphic member 136 is mounted on the main PCB 137 electrically connected to the control unit 120, and displays a washing process and a washing course. The graphic member 136 displays a washing time, a washing reservation time, and the like. It further comprises a seven-segment (Seven Segment) for displaying.

The light emitting diode 138 is mounted on the main PCB 137 electrically connected to the control unit 120, and is installed below the same vertical line on which a letter button and a letter are formed. The light emitting diode 138 is turned on according to the instruction of the control unit 120. Allows the user to identify whether the washing stroke indicated by the text is activated.

In addition, by controlling the current flowing through the light emitting diode under the control of the controller, the light emitting diode may be distinguished from the activated or deactivated character button by changing the brightness and saturation of the light emitting diode.

In addition, the support 139 is formed on the upper side of the main PCB 137, the same height as the graphic member 136, is formed on the portion where the graphic portion and the light emitting diode is not formed, and is laminated on the upper side of the graphic member 136 The entire control panel is supported so that the printed character film, adhesive member, and transparent panel are kept in balance.

The washing administration microcomputer 140 receives the washing course and the additional menu signal from the control unit 120 and controls the load 150 according to the transmitted signal to sequentially perform washing, rinsing, dehydration, or drying. do.

The load 150 includes various components driven when washing is performed, such as a motor, a pump, a heater, various valves, and the like. That is, the load 150 is driven according to the control signal of the washing administration microcomputer 140 corresponding to the washing course selected by the user to sequentially perform washing, rinsing, dehydration or drying.

The storage unit may further include a storage unit, in which the storage unit stores lower washing administration setting data corresponding to each washing course and additional menu data that can be performed when washing to each washing course.

5 is a flowchart illustrating a display method of a display device included in a washing machine according to an exemplary embodiment of the present invention with reference to FIGS. 2 and 3A to 3D.

First, as shown in FIG. 3A, when the power button provided in the transparent control panel 130 is executed by the user (S1), each load 150 driven by the washing stroke of the washing machine through the power supply unit 110 and Operating power is supplied to the component.

That is, when the operating power is supplied through the power supply unit 110, the letter button inside the control panel 130 protected by the transparent panel is turned on. As shown in FIG. 3B, a plurality of letter buttons selectable by the user are displayed. Lit (S2).

Next, as shown in FIG. 3C, when one of the plurality of washing courses (for example, the standard) is selected by the user (S3), the washing stroke and the text associated with the lower washing stroke information of the selected washing course are turned on ( S4). In addition, the letter button of the additional menu that can be performed during the selected washing course is also lit (S5).

In addition, the control panel display example of the wool washing course compared to the standard washing course is shown in Figure 3d.

When the operation button is executed by the next user, the washing administration is performed according to the selected course according to the operation command, and when the additional menu input signal is input by the user before the operation, the washing stroke corresponding to the added menu is performed (S6).

If the laundry is scheduled, when the power button provided in the control panel 130 is executed by the user as shown in FIG. 3A, each load driven during the washing operation of the washing machine through the power supply 110 is executed. The operating power is supplied to the 150 and the component part, and thus, the letter button of the control panel 130 is turned on, and only the plurality of letter buttons selectable by the user are turned on as shown in FIG. 3B.

Next, as shown in FIG. 3C, when a user selects a course (eg, a standard) among a plurality of washing courses, the washing stroke and the text associated with the lower washing stroke information of the selected washing course are turned on. In addition, the letter button of the additional menu that can be performed during the selected washing course is also turned on.

At this time, if you execute the reservation button among the additional menus, set the time you want to wash, and then execute the operation button, after the set time has elapsed from the current time, you can apply various loads such as motors, pumps, valves, etc. The washing, rinsing, or dehydration is sequentially performed by applying a control signal, and when an additional menu input signal is input by the user when setting the washing course, the washing process corresponding to the added menu is performed.

In addition, when the additional menu is added during the execution of the washing stroke, it is preferable to pause the washing stroke, execute the additional menu of any of the additional menus, and then perform the washing stroke according to the execution of the operation button.

Additional menu items include silver nano laundry, reservation laundry, laundry addition, and air wash.

In addition, the operation and the pause is a single character button, it is preferable to have a function of operation or pause according to the touch input.

Accordingly, as the control panel protected by the transparent panel is used, only the washing course and the selectable washing administration instruction button are turned on, thereby making it easy to understand the use environment.

In addition, it is easy to select the additional menu during the washing stroke by turning on the lower washing stroke and the additional menu button of the washing course when the washing stroke is performed, and only the additional menu suitable for the selected washing course can be selected to prevent damage to the laundry. have.

The present invention is not limited to the above-described embodiments, and various changes can be made by those skilled in the art without departing from the gist of the present invention as claimed in the following claims.

As described in detail above, the present invention has an advantage of easy understanding of the use environment by turning on only the washing course and the selectable washing administration instruction button by using the control panel made of transparent acrylic.

In addition, it is easy to select the additional menu during the washing stroke by turning on the lower washing stroke and the additional menu button of the washing course when the washing stroke is performed, and only the additional menu suitable for the selected washing course can be selected to prevent damage to the laundry. have.

In addition, convenience can be obtained in that the user can visually recognize the lighting of all selectable buttons when the power is applied in a dark environment.

It also eliminates unnecessary printing on the control panel, reducing the manufacturer's poor print rate and enabling a non-printing control panel design.

Claims (7)

The main PCB, a touch PCB stacked on the upper side of the main PCB to detect the user's touch movement, including a character film or a character film engraved with symbols and a transparent panel, the control to set the washing course when the power is applied and to display the set washing course panel; And And a control unit controlling the control panel to display washing administration information corresponding to the set washing course. A plurality of holes are formed in the touch PCB, the character film is a control panel control device of a washing machine, characterized in that provided in the hole. The method of claim 1, wherein the transparent panel Control panel control device for a washing machine, characterized in that formed of acrylic resin (PMMA). delete The method of claim 1, The character film is a control panel control device of the washing machine, characterized in that the user selectable button. The method of claim 1, The control panel control apparatus of the washing machine, characterized in that the light emitting diode is mounted on the lower main PCB on the same vertical line of the character film. The method of claim 1, wherein the control unit The control panel control device of the washing machine, characterized in that for controlling the display of the additional menu corresponding to the set washing course. The method of claim 1, And a storage unit for storing lower washing administration information corresponding to the washing course and storing an additional menu to be displayed according to the washing course.

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