JPH0938379A - Washing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a washing machine in which a switch can be operated without hesitation at the start of washing operation when an operation program is changed. SOLUTION: When a switch operation element 20a for selecting an obstructive mode is operated, change switch operation elements 21a-28a are switched to an operation effective state so that an operation program is changed corresponding to the operation contents of the elements 21a-28a. In that arrangement, if electricity is turned on, a start switch operation element 19a for starting a washing operation and the element 20a are put into a display state and the elements 21a-28a are put into a non-display state. As a result, a display can be simplified and switch operations can be undoubtedly performed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing machine provided with a display device for performing a display operation related to a washing operation.

[0002]

For example, a washing machine for combined use of dehydration is provided with change switches such as a washing time selection switch and a rinse mode selection switch in addition to a start switch and a particular switch, and each change is made in accordance with the operation of the particular switch. There is a configuration in which the switch is enabled and the operation program is changed according to the operation content of the change switch.

In this configuration, the display device is provided with a switch operating portion corresponding to each switch, and when the power is turned on, all the switch operating portions are switched to the display state and the existing positions of the switches are used. I want people to recognize it. For this reason, the display state of the display device is complicated, and when operating the start switch to start the washing operation or when sequentially operating the sticking switch and the change switch to change the operation program, which switch operation section is operated. There was a risk of wondering if I should do it.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a washing machine in which a switch operation can be performed without hesitation at the time of starting a washing operation and changing a driving program. .

[0005]

According to another aspect of the present invention, there is provided a washing machine including: a display device for performing a display operation related to a washing operation; and a start switch provided on the display device for starting a washing operation according to an operation program. A start switch operating unit for operating a change switch operating unit for operating a change switch for changing the operation program, and a start switch operating unit for operating the change program for operating the operating program. A changeover switch operating section for operating a changeover switch for changing over to a state and a control means for controlling a display state of the display device are provided, and the control means controls the start switch operating section and the changeover when the power is turned on. The feature is that the switch operation unit is switched to the display state.

According to the above means, the start switch operating portion and the changeover switch operating portion are switched to the display state when the power is turned on. Therefore, when the washing operation is started in accordance with the operation program, the start switch operation unit of the two operation units may be operated. Further, when changing the operation program, the changeover switch operation unit of the two operation units may be operated. Therefore, the switch operation can be performed without hesitation when starting the washing operation and changing the operation program.

A washing machine according to a second aspect is characterized in that the control means displays a running program to be executed on the display device when the start switch is operated. According to the above means, when the start switch operation unit is operated, the operation program to be executed is displayed on the display device. Therefore, the user can be informed of the driving program to be executed.

According to a third aspect of the present invention, the washing machine is characterized in that the control means switches the change switch operating section to the display state and the running program to be executed is displayed on the display device when the changeover switch is operated. Have. According to the above means, when the changeover switch operating section is operated to change the operation program, the change switch operating section is switched to the display state, and the operation program to be executed is displayed. Therefore, the change switch operation unit can be operated while viewing the operation program.

According to another aspect of the washing machine of the present invention, when the control means detects that the change switch has been operated while displaying the operation program to be executed, the operation program of the operation program is changed according to the operation content of the change switch. It has a feature in changing the display. According to the above means, when the change switch operating unit is operated while viewing the operation program, the display content of the operation program is changed according to the operation content of the change switch. Therefore, the change switch operation unit can be operated while checking the operation state.

The washing machine according to claim 5 is characterized in that the control means stores the display content of the changed operation program until the next operation. According to the above means, the display content of the operation program changed according to the operation of the change switch is stored until the next operation. Therefore, it is not necessary to change the display content of the operation program at the next operation, and the number of times of operation of the change switch operation unit is reduced.

In the washing machine according to the sixth aspect, when the display content of the operation program is changed before the start switch is operated, the control means stores the display content until the next operation, and the start switch is operated. When the display content of the operation program is changed after the start, the display content is not stored until the next operation.

According to the above means, when the display content of the operation program is changed after the start switch is operated,
It is determined that the program has been temporarily changed due to additional washing, the display content is not stored, and the program before the change is displayed at the next operation. Therefore, it is possible to prevent the driving program against the user's intention from being displayed at the next driving. Further, when the display content of the driving program is changed before the start switch is operated, it is determined that the user-style program is changed according to the user's preference, the display content is stored, and the changed program is stored at the next driving. Is displayed. Therefore, it is not necessary to change the display contents of the program at the next operation.

The washing machine according to claim 7 is characterized in that, when the changeover switch and the change switch are sequentially operated, the control means causes the change switch operating section corresponding to the change switch to be in a display state at the next power-on. Have. According to the above means, if the changeover switch operating section and the change switch operating section are sequentially operated, the change switch operating section will be in the display state without operating the changeover switch operating section at the next operation. The number of operations of the part is reduced.

The washing machine according to claim 8 is characterized in that the control means displays the total amount of water used on the display device in response to the operation of the start switch or the change switch related to the amount of water. According to the above means, since the total amount of water used is displayed on the display device, the desire to save water by changing the process can be stimulated.

A washing machine according to a ninth aspect is characterized in that, when the operation program is changed, the control means causes the changeover switch operating section to be in a display state in accordance with the operation of the start switch. According to the above means, when the change switch is operated to change the operation program, and then the start switch is operated to execute the washing operation, the changeover switch operation section is in the display state. Therefore, the washing operation is performed based on the changed operation program. You can easily recognize that you are driving.

In the washing machine according to the tenth aspect, the control means comprises:
It is characterized by enabling or disabling a predetermined function according to the operation time of the start switch.
According to the above means, the predetermined function can be enabled or disabled by adjusting the operation time of the start switch, so that it is possible to prevent the function from inadvertently operating.

In the washing machine according to claim 11, the control means comprises:
It is characterized in that the operation program changing function during the washing operation is enabled or disabled according to the operation time of the start switch. According to the above means, since the operation program changing function during the washing operation is invalidated by adjusting the operation time of the start switch, it is possible to prevent the operation program from being changed carelessly in advance.

According to a twelfth aspect of the present invention, the washing machine according to the twelfth aspect is provided with a correction process display section for indicating a correction process for loosening the unevenness of the laundry, on the display device. The feature is that the display unit is switched to the display state. According to the above means, when the correction process is started, the correction process display section is switched to the display state, and the execution of the correction process is displayed. Therefore, it is surely notified that the correction work is being performed without being mistaken for another process display.

[0019]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to the drawings. In this embodiment, the present invention is applied to a fully automatic washing machine that also serves as dehydration. First, in FIG. 2, a plurality of suspension mechanisms 2 are provided in the outer box 1, and a trough 3 is suspended in the suspension mechanisms 2. And tub 3
Inside the inside, there is a rotating tub 4, which also serves as a washing tub and a dehydrating tub.
It contains a pulsator 5. Reference numeral 6 is a balance ring attached to the upper part of the rotary tank 4.

A motor 7 is arranged inside the outer case 1 below the trough 3, and the rotational force of the motor 7 is transmitted to a transmission mechanism 9 via a belt 8. The transmission mechanism 9 has a first shaft 9a and a second shaft 9b. The pulsator 5 is fixed to the first shaft 9a, and the second shaft 9b is fixed.
The rotary tank 4 is fixed to the.

Then, when the rotation of the motor 7 is decelerated by the transmission mechanism 9 and transmitted to the first shaft 9a, the pulsator 5
Rotates at a low speed to perform a washing operation, and when the rotation of the motor 7 is transmitted to both the first shaft 9a and the second shaft 9b,
The rotary tank 4 and the pulsator 5 rotate at high speed to perform the dehydration operation. Reference numeral 10 is a water supply valve for supplying water into the rotary tank 4,
Reference numeral 11 is a drain valve for draining water from the rotary tank 4.

A plastic top cover 12 is attached to the upper part of the outer box 1. This top cover 12
The lid is provided with a two-folded lid (not shown). When putting laundry in and out of the rotary tub 4,
The lid is opened / closed to open / close the laundry loading / unloading opening (not shown). Further, the top cover 12 is provided with an operation panel unit 13, and the operation panel unit 13 is provided with the display device 14 shown in FIG. As shown in FIG. 3, the display device 14 has an NCAP liquid crystal panel 16 and a reflection plate 17 arranged on the back side of the overlay 15, and the overlay 15 is insert-molded to form the operation panel unit 1.
It is integrated in 3.

The NCAP liquid crystal panel 16 has a form in which the NCAP liquid crystal panel material 16c is sandwiched between the transparent electrode film 16a forming the individual electrode and the transparent electrode film 16b forming the common electrode. Is laminated with an ultraviolet barrier film 16d and a protective film 16e made of a transparent material.

In this NCAP liquid crystal panel 16, when no voltage is applied between the transparent electrode films 16a and 16b, the liquid crystal cell group in the NCAP liquid crystal panel material 16c exhibits a relatively free state, and the incident light A scattering phenomenon (absorption phenomenon of incident light when combined with an appropriate material) occurs, and light passage is suppressed. For this reason, the amount of light reflected by the reflection plate 17 decreases, and the reflection plate 17 portion becomes dim. Also,
When an AC voltage is applied between the transparent electrode films 16a and 16b, the liquid crystal cell group exhibits an aligned state.
The amount of light scattering (or the amount of absorption) as described above decreases, and a light transmission state is exhibited. Therefore, the reflector 17
The amount of light reflection in the area increases and the portion of the reflection plate 17 becomes brighter.

Therefore, the transparent electrode film 1 constituting the individual electrode
While appropriately setting the color of the reflection plate 17 of the 6a portion,
By forming a light-shielding layer corresponding to that portion, for example, in the protective film 16e or the overlay 15 while leaving a transparent portion having a desired shape, a display portion of a desired shape with a shape or characters of the desired shape bordered by the light-shielding layer is formed. Can function as. Further, by providing a plurality of transparent electrode films 16a and individually applying a voltage, it is possible to provide a plurality of types of display portions and it is possible to selectively perform a display operation by each display portion.

A membrane switch 18 is arranged on the back surface of the reflection plate 17, and each unit switch portion of the membrane switch 18 functions as operation switches 19 to 28 as shown in FIG. There is. The operation switches 19 to 28 will be described below.

(A) Start switch 19 Instructing the start of the washing operation according to the operation program,
The command is to suspend the washing operation. (B) Discerning mode switch 20 (corresponding to a changeover switch) This makes it possible to change the washing course, and set conditions for executing the washing, rinsing, and dehydrating courses individually or in combination.

(C) Washing course switching switch 21 (corresponding to a changing switch) for selecting one of a plurality of types of washing courses (standard, process selection, strength, separate washing, hand washing, blanket, tub washing) It is a thing. (D) Washing time setting switch 22 (corresponding to a changing switch) This is for manually setting the washing time. (E) Rinse mode selection switch 23 (corresponding to a change switch) for manually setting the rinse mode. (F) Dehydration time setting switch 24 (corresponding to a change switch) This is for manually setting the dehydration time.

(G) Timer time setting switch 25 (corresponding to a change switch) This is for selecting the timer reservation function for washing operation and setting the timer time. (H) Water level setting switch 26 (corresponding to a change switch) This is for manually setting the water supply level to the rotary tank 4. (I) Powder soap selection switch 27 (corresponding to a change switch) This is operated when powder soap is used for washing operation. (J) Bath water use mode selection switch 28 (corresponding to a change switch) This is operated when selecting a mode in which bath water is used for washing.

The overlay 15 has switches 19-2.
The switch operating portions 19a to 28a for operating 8 are printed. These switch operating parts 19a to 28a
Is a display operation in which a color set in the reflection plate 17 located on the back side appears on the surface in the state where a voltage is applied between the corresponding transparent electrode films 16a and 16b. The display operation is stopped while the display is stopped, resulting in a dim state. Hereinafter, the switch operation unit 1
9a to 28a will be described.

(A) Start switch operating portion 19a This has the characters "start / pause" and displays the position where the start switch 19 is present. (B) Discerning mode switch operating unit 20a (corresponding to a changeover switch operating unit) The discriminating mode switch operating unit 20a displays the position of the discerning mode switch 20, which has the character "discerning".

(C) Switch operating section 2 for changing the washing course
1a (corresponding to a change switch operation unit) has a character of "course switching" and displays the existing position of the switch 21 for washing course. (D) Washing time setting switch operating unit 22a (corresponding to the change switch operating unit) This has the word "washing" and displays the position where the washing time setting switch 22 is present.

(E) Rinsing mode selection switch operating section 23a (corresponding to a change switch operating section) The characters having "rinsing" are displayed to indicate the existing position of the rinsing mode selecting switch 23. (F) Dehydration time setting switch operating portion 24a (corresponding to a change switch operating portion) The character having the character "dehydration" indicates the existing position of the dehydration time setting switch 24.

(G) Timer time setting switch operating section 2
5a (corresponding to the change switch operation unit) The word "reserved" is displayed to display the existing position of the timer time setting switch 25. (H) Water level setting switch operating portion 26a (corresponding to the change switch operating portion) The water level setting switch 2 has the characters "water level".
The existing position of 6 is displayed.

(I) Powder soap selection switch operation unit 27
a (corresponding to the change switch operating unit) The word "powder soap" is displayed, and the position where the powder soap selection switch 27 is present is displayed. (J) Bath water use mode selection switch operating unit 28a (corresponding to a change switch operation unit) The character having the character "Floor water" is used to display the existing position of the bath water using mode selection switch 28.

The overlay 15 has a plurality of display sections 29-
39 is printed. Each of these display units 29 to 39
The display operation is such that the color set in the reflection plate 17 located on the back side appears on the surface in the state where the voltage is applied between the corresponding transparent electrode films 16a and 16b, and the voltage application is stopped. In this state, the display operation is stopped and a dim state is exhibited. The display units 29 to 39 will be described below.

(A) Washing course display section 29 "standard", "process selection", "strong", "separate washing",
The display unit 29a to 29g has the characters "hand wash", "blanket", and "tank wash", and displays the currently running laundry course. (B) Error display unit 30 Display unit 30a showing the outer shape of the washing machine main body, display unit 30b combining the shape of the lid and the arrow indicating the closing direction to inform the user that the lid has been forgotten to be closed. A display unit 30c expressing the shape of the water faucet for notification
A display unit 30d expressing a drain hose in order to serve to forget to tilt the drain hose, a rotating tub in an inclined state and an unevenly distributed wash to indicate that the laundry in the rotating tub 4 is in an unbalanced state. Display unit 30e representing an object
The display unit 30f (corresponding to the correction process display unit) has the characters "please check", and the cause of the operation error is graphically displayed.

(C) Washing display section 31 Display sections 31a, 31b, 31c, 31d having respective characters "3 minutes", "5", "8" and "12" indicating washing time.
The washing time is displayed. (D) Rinse display unit 32 A display unit 32a having the character "shower" meaning shower rinse, a display unit 32b having the character "rinse" meaning stored rinse, and "water injection" meaning water rinsing.
The rinsing mode is displayed by the display unit 32c composed of the characters.

(E) Dehydration display section 33 is composed of display sections 33a, 33b, 33c and 33d having the characters "1 minute", "3", "5" and "9" indicating the dehydration time. , Display dehydration time. (F) Numerical value display section 34 Display section 34a (comprising two 7-segment sections, one 1-segment section and decimal point section) for displaying a two-digit number, either "minute", "cup" or "L" The display unit 34b ("L" means liter) for selectively displaying the character "," and the display unit 34c for displaying any of the characters "remaining", "detergent amount", "water amount", and "used water amount". The remaining time of the washing operation, the amount of detergent to be put in, the amount of supplied water, the total amount of water used, and the set time (time until the start of washing) by the reservation timer are displayed.

(G) Timer time display section 35, which has the characters "after time", and the numerical value display section 34
Indicates that the content displayed by the display unit 34a is the remaining time of the reservation timer. (H) Operation display unit 36 A display unit 36a representing the rotating tub 4, a display unit 36b representing a laundry, a water faucet indicating that water is being supplied and a display unit 36c representing water from the faucet, a detergent A display unit 36d that expresses bubbles to indicate that washing is being performed, a plurality of water level lines 36e that indicates the water supply level, a display unit 36f that expresses a drain valve, and a water drop that indicates that dehydration operation is in progress. The display unit 36g is used to graphically display the operation currently in progress in each process from washing to rinsing to dehydration.

(I) Display section 37 for powdered soap It has a cup-like shape. (J) Pre-washing operation display section 38 The characters "pre-washing" are arranged in a concrete frame of the laundry, and the "separate washing" course corresponding to the laundry with a large degree of dirt is selected. In this case, it is displayed that the pre-washing operation is performed prior to the normal washing operation. (K) Bath water use selection display unit 39 This has a bath pot and an arrow, and indicates that the bath water use mode is being performed.

On the other hand, FIG. 4 shows an electrical configuration for controlling the washing machine. Here, the washing operation motor 7, the drain valve 11, and the water supply valve 10 are energized from the AC power source 40 via the relay switch 41 and the drive circuit 42. The direct-current power supply circuit 43 is configured to be energized from the alternating-current power supply 40 via the step-down transformer 44, and provides the stabilized power supply output to the control device 45 and the light emitting diode 46. The light emitting diode 46 is provided on the operation panel unit 13.
Functions as a pilot lamp.

The control device 45 corresponds to a control means and is mainly composed of a microcomputer.
Then, the control device 45 has an “ON” switch 47,
In addition to the signals from the "off" switch 48 and the membrane switch 18, signals from a lid switch 49 that responds to the opening of the lid, a water level sensor 50 that detects the water level in the rotary tank 4, a power supply detection circuit 51, etc. are input. To be done.

The power supply detection circuit 51 generates a power-on detection signal when the relay switch 41 is in the ON state (the motor 7, the drain valve 11, and the water supply valve 10 can be energized via the drive circuit 42). It is configured to be given to the control device 45. The "ON" switch 47 and the "OFF" switch 48 are provided adjacent to the display device 14, as shown in FIG. Further, reference numeral 52 in FIG. 2 is a control circuit unit including circuit components such as the control device 45.

Then, the control unit 45, based on each input signal and the preset program as described above,
ON / OFF control of the relay switch 41, ON / OFF control of the motor 7, the drain valve 11, and the water supply valve 10 through the drive circuit 42,
The display content of the display device 14 is controlled through the drive circuit 14a and the lighting of the light emitting diode 46 is controlled. The display device 14 is driven by the control device 45 through a drive circuit 14a including a power supply circuit that generates an AC voltage of a predetermined voltage (for example, a rectangular wave of about 38V).

Next, the operation of the above configuration will be described.
5 to 22, the shaded portion is a portion where an intermittent display operation (blinking operation) is being performed, the filled portion is a display operation stop portion, and the white portion is a continuous display operation (lighting). Operation) is performed.

In the non-power-on state where the "ON" switch 47 is not turned on, as shown in FIG.
All switch operating parts 19a to 6 except the display part 36a
28a and the display units 29 to 39 are in the off state. When the “ON” switch 47 is operated from this state, the control device 45 turns on the relay switch 41 to switch to the power-on state. When the power-on detection signal output from the power detection circuit 51 is received, the start switch operating unit 19a blinks as shown in FIG. 6, and the discerning mode switch operating unit 20a and the display unit 29a of the laundry course display unit 29 are displayed. Switch to the lit state.

Thereafter, when the start switch operating portion 19a is pressed and the start switch 19 is turned on, the control device 45 switches the start switch operating portion 19a from the blinking state to the lighting state as shown in FIG. The discerning mode switch operation unit 20a is turned off. Then, the washing operation is executed in the "standard course" of (1) below.

(1) Standard Course The control device 45 displays the operation program of the "standard course" by turning on the predetermined switch operation section and the display section. At the same time, the decimal point portion of the display portion 34a of the numerical value display portion 34 is made to blink to inform the user that the weight of the laundry is being detected. The control device 45
Displays the operation program of the "standard course" based on the following operations (a) to (c).

(A) Washing time setting switch operating section 22
a. The display portions 31a to 31c of the washing display portion 31 are turned on to display that the "washing time" is 8 minutes. (B) The rinse mode selection switch operating unit 23a and the display unit 32a of the rinse display unit 32 are turned on to display that "shower rinse" is selected. (C) The dehydration time setting switch operation unit 24a and the display units 33a to 33c of the dehydration display unit 33 are turned on to display that the "dehydration time" is 5 minutes.

(D) The water level setting switch operating portion 26a is turned on.

When the weight detection of the laundry is completed, the control device 45 opens the water supply valve 10 and starts the water supply operation. Then, as shown in FIG. 8, the display unit 36c of the operation display unit 36
Blinking, and every time the water level in the rotary tank 4 rises, the water level line 3
6e is lit in order from the bottom. At the same time, the letters "cup" on the display portion 34a and the display portion 34b of the numerical value display portion 34 and the letters "detergent" on the display portion 34c are turned on to turn on the rotary tank 4
Display the amount of detergent to be put inside.

When the lid is opened during the water supply operation, the control device 45 continues the operation for displaying the detergent amount. Further, when the opened lid is closed, in FIG. 1, the letters “L” on the display portions 34a and 34b of the numerical value display portion 34 and the letters “water volume” on the display portion 34c are turned on to supply water. After displaying the amount of water for only 2 seconds, the display unit 34a of the numerical display unit 34
Then, the character "minute" on the display portion 34b is turned on to display the remaining time.

When the control device 45 closes the water supply valve 10 to end the water supply operation, as shown in FIG.
The display unit 36c of 6 is turned off, and first, the water supply amount is displayed on the numerical display unit 34 for only 2 seconds. Next, after the detergent amount is displayed on the numerical display unit 34, the washing operation is executed. When the control device 45 detects the opening of the lid at the end of the water supply operation, the controller 45 displays the water supply water amount for only 2 seconds and then displays the detergent amount. When the opened lid is closed, the amount of water supplied is displayed for 2 seconds and then the remaining time is displayed.

When the control device 45 starts the washing operation,
As shown in FIG. 10, the display unit 36b of the operation display unit 36,
36d and 36f are turned on. Along with this, the letters "L" on the display portion 34a and the display portion 34b of the numerical value display portion 34 and the letters "water consumption" on the display portion 34c are turned on to display the total water consumption required in the "standard course". . When the "washing process", "suzugi process", and "dehydration process" are performed, the characters "minute" on the display part 34a and the display part 34b of the numerical value display part 34 and the "remaining" character on the display part 34c are displayed. Is lit and the remaining time of each process is displayed.

At the same time, when the "washing step" is being executed, the washing time setting switch display portion 22a and the washing display portion 31 are made to blink. Further, when the "rinsing step" is being executed, the rinsing mode selection switch display portion 23a and the rinsing display portion 32 are made to blink. Also,
When the "dehydration step" is being performed, the dehydration time setting switch display section 24a and the dehydration display section 33 are made to blink. Then, in accordance with the operation of the "off" switch 48, the display device 14 is switched to the display state shown in FIG.

On the other hand, from the power-on state shown in FIG. 6, when the particular mode switch operating section 20a is pressed and the particular mode switch 20 is turned on, the control device 45
As shown in FIG. 11, the above-mentioned "standard course" is displayed. At the same time, all the switch operating parts 20a to 28a except the start switch operating part 19a are turned on, and all the switches 19 to 2 except the discerning mode switch 20 are turned on.
Notify that 8 is in the operation valid state. Then, as shown in (2) to (13) below, each of the switches 21 to 28 is
Change the operation program based on the operation of.

(2) Washing time setting switch operating section 22
When a is pressed: The control device 45 changes the washing time of the "standard course" according to the number of times the washing time setting switch 22 is turned on, and displays the change result. For example, as shown in FIG. 11, from the state in which the display units 31a to 31c of the wash display unit 31 are turned on and the wash time is set to 8 minutes, the wash time setting switch operation unit 22a is operated once. Then, as shown in FIG. 12, the display unit 31d of the washing display unit 31 is turned on to display that the washing time is changed to 12 minutes.

Thereafter, when the start switch display portion 19a is operated, the control device 45 causes the control device 45 to
While displaying the remaining time on the numerical display unit 34 and turning on (or blinking) the discerning mode switch operation unit 20a,
"Standard course" with wash time changed from 8 minutes to 12 minutes
Is displayed, and the washing operation is executed with the displayed contents.

At the same time, the operation program displayed on the display device 14 is stored until the next operation, and the "ON" switch 47 and the start switch operating section 1 are operated at the next operation.
When 9a are sequentially operated, as shown in FIG. 14, the "standard course" in which the washing time is changed to 12 minutes is displayed and the discerning mode switch operation unit 20a is turned on (contents are changed). It indicates that it is a standard course), and the washing operation is performed according to this "standard course".

(3) When the rinse mode selection switch display portion 23a is pressed The control device 45 controls the rinse mode selection operation switch 2
Depending on the number of times 3 is turned on, the "standard course" rinsing mode is "shower rinsing", "water rinsing" and "trial rinsing".
And the display units 33a to 33c of the display unit 33 are turned on according to the switching result. Then, in accordance with the operation of the start switch operation unit 19a, the laundry operation is performed according to the operation program displayed on the display device 14, the operation program is stored, and "ON" is entered at the next operation.
When the switch 47 and the start switch operation 19a are sequentially operated, the "standard course" in which the rinsing mode is changed is displayed, and the washing operation is performed according to the "standard course" while the discerning mode switch operation unit 20a is turned on.

(4) Dehydration time setting switch operation unit 24
When a is pressed: The control device 45 changes the dehydration time of the "standard course" according to the number of times the dehydration time setting switch 24 is turned on, and turns on the display units 33a to 33d of the dehydration display unit 33. Display the changes. Then, in accordance with the operation of the start switch operation unit 19a, the laundry operation is performed according to the operation program displayed on the display device 14, the operation program is stored, and the "ON" switch 47 and the start switch operation unit 19a are stored in the next operation. Is sequentially operated, the "standard course" with the dehydration time changed is displayed, and the washing operation is performed according to the "standard course" while the discerning mode switch operation unit 20a is lit.

(5) When the bath water use mode selection switch operation portion 28a is pressed When the bath water use mode selection switch 28 is turned on, the control device 45 displays the bath water use selection display as shown in FIG. The section 39 is turned on, the washing course switching switch operating section 21a is turned off, and the "standard course" is displayed. And
With the operation of the start switch operating unit 19a, as shown in FIG. 16, the start switch operating unit 19a is switched to the lighting state, the detergent amount is displayed on the numerical value display unit 34, and the bath water use selection display unit 39 is made to blink. As the bath water is supplied to the rotary tank 4, the water level line 36e of the operation display unit 36 is turned on.

At the same time, the control unit 45 controls the display unit 1
When the "ON" switch 47 is operated during the next operation, the operation program displayed in 4 is stored, and the bath water use mode selection switch operation unit 28a is turned on (or blinks) as shown in FIG. The bath water use mode selection switch 28 is set to the operation valid state.

(6) When the water level setting switch operating portion 26a is pressed: As shown in FIGS. 18 and 19, the control device 45 displays the operation display portion 36 according to the number of times the water level setting switch 26 is turned on. The changed water level is displayed as the predetermined water level line 36e is turned on. At the same time, the letters "L" on the display portions 34a and 34b of the numerical value display portion 34 and the letters "water consumption" on the display portion 34c are turned on to display the total water consumption. Then, in accordance with the operation of the start switch operation unit 19a, the washing operation is performed at the changed water level. It should be noted that FIG. 18 shows that when the high water level is selected by the water level setting switch 26, FIG.
9 is the case where the medium water level is selected.

At the same time, the control device 45 controls the display device 1
The operation program displayed in No. 4 is stored, and the "ON" switch 47 and the start switch operation unit 1 are stored in the next operation.
When 9a is operated and the washing operation is executed, the total amount of water used at the changed water level is displayed on the numerical value display unit 34, and the washing operation is performed at the changed water level.

(7) Powder soap selection switch operation unit 27
When a is pressed: The control device 45 turns on the powder soap display unit 37 when the powder soap selection switch 27 is turned on. Then, the washing operation is performed in the powder soap mode in accordance with the operation of the start switch operation unit 19a. Along with this, the operation program displayed on the display device 14 is stored, and when the "ON" switch 47 is operated at the next operation, the start switch operation section 19a and the discerning mode switch display section 20 are stored.
Along with "a", the powder soap selection switch operating section 27a is turned on (or blinks), and the powder soap selection switch 27 is put into the operation enabled state.

(8) Washing course switching switch operating section 2
When 1a is pressed once, the control device 45 displays the lighting display of the laundry course display unit 29 from the display unit 29a, as shown in FIG. 20, when the switch 21 for washing course switching is turned on only once. 29b
, And the “process selection course” is displayed on the display device 14. The display contents of the "process selection course" are as follows.

(A) Blinking of the start switch operating unit 19a, the washing time setting switch operating unit 22a, the rinse mode selecting switch operating unit 23a, and the dehydration time setting switch operating unit 24a (b) Discerning mode switch operating unit 20a, Lighting of the laundry course switching switch operating unit 21a and the timer time setting switch operating unit 25a When the washing time setting switch operating unit 22a is operated in this state, the control device 45 causes the washing time setting switch operating unit 22a to operate. Switch to the lit state. With this,
As described in (1), the washing time is selected according to the number of times the washing time setting switch 22 is turned on, and the washing display section 31 is turned on to display the washing time selection result.

When the rinse mode selection switch operating portion 23a is operated, the control device 45 switches the rinse mode selection switch operating portion 23a to the lighting state. At the same time, as described in (2), the rinsing mode is selected according to the number of times the rinsing mode selecting switch 23 is turned on, and the rinsing display section 32 is turned on to display the rinsing mode selection result.

Further, the dehydration time setting switch operating section 24
When a is operated, the control device 45 switches the dehydration time setting switch operation unit 24a to the lighting state. At the same time, as described in (3), the dehydration time is selected according to the number of times the dehydration time setting switch 24 is turned on, and the dehydration time selection result is displayed as the dehydration display section 33 is turned on.

(9) Washing course switching switch operating section 2
When 1a is pressed twice When the switch 21 for changing the washing course is turned on twice, the control device 45 causes the lighting display of the washing course display unit 29 to display from the display units 29b to 29c as shown in FIG. Is displayed, and the “strong course” is displayed on the display device 14. Then, with the operation of the start switch operating unit 19a, the washing operation is performed with a strong water flow according to the "strong course".
The display contents of the "strong course" are as follows.

(A) All switch operating parts 20a to 28a except the start switch operating part 19a are turned on (the start switch operating part 19a blinks). (B) Display units 31a to 31c of the wash display unit 31, display unit 32a of the rinse display unit 32, display unit 3 of the dehydration display unit 33
Lighting of 3a to 33d.

(10) When the washing course changeover switch operating section 21a is pressed three times When the washing course changeover switch 21 is turned on three times, the control device 45 causes the washing course display section 29 to indicate the lighting. Is switched from the display section 29c to 29d, and the "separation washing course" is displayed on the display device 14. At the same time, the prewash operation display section 38 is turned on, and the start switch operation section 19
By "a separate washing course" as a is operated,
Perform the pre-wash operation prior to the normal wash operation.

(11) When the washing course changeover switch operating section 21a is pressed four times When the washing course changeover switch 21 is turned on four times, the control device 45 causes the washing course display section 29 to indicate the lighting. Is switched from the display unit 29d to the display unit 29e, and the "hand washing course" is displayed on the display device 14. Then, as the start switch operating unit 19a is operated, the washing operation is performed with a weak push-wash water flow in the "hand washing course".

(12) When the washing course changeover switch operating section 21a is pressed five times When the washing course changeover switch 21 is turned on five times, the control device 45 causes the washing course display section 29 to indicate the lighting. Is switched from the display unit 29e to 29f, and the "blanket course" is displayed on the display device 14. Then, in accordance with the operation of the start switch operation unit 19a, the washing operation is performed with the whirlpool water flow.

(13) When the laundry course changeover switch operating section 21a is pressed six times When the washing course changeover switch 21 is turned on six times, the control device 45 causes the laundry course display section 29 to indicate the lighting. Is switched from the display unit 29f to 29g, and the "tank cleaning course" is displayed on the display device 14. Then, along with the operation of the start switch operating unit 19a, the tank cleaning is performed by the "tank cleaning course".

(14) In each of the above-mentioned cases, when the start switch operating portion 19a is operated during the execution of the washing operation, the control device 45 suspends the washing operation and can accept the change of the operation program. It becomes a state.
In this state, when the switch operating parts 21a to 28a are pressed to operate the switches 21 to 28, the start switch operating part 19a is operated to confirm the change of the program,
The control device 45 changes the running operation program being executed according to the operation contents of the switches 21 to 28, and restarts the washing operation according to the changed operation program.

When the operation program is changed during the execution of the washing operation, the control device 45 judges that it is a temporary program change due to additional washing or the like, and does not store the display content. Therefore, at the next operation, the operation program before the change is displayed on the display device 14.

(15) In each of the above-mentioned cases, the control device 45 causes the start switch 1 to follow the operation of the start switch operating portion 19a (the first operation performed after the power is turned on).
The ON time T of 9 is measured. And "T <5 seconds"
In this case, when the start switch operating unit 19a is operated during the execution of the washing operation, the control device 45 validates the operation of the start switch 19 and suspends the washing operation. If “T ≧ 5 seconds”, the operation of the start switch 19 is invalidated and the washing operation is continued.

(16) In each of the above-mentioned cases, the control device 45 detects the number of rotations of the motor 7 when shifting to the dehydration step, and based on the detection result, the dehydration operation is performed with the laundry being biased. Determine whether or not When it is determined that the laundry is uneven, the process goes to the unbalancing process.

In this imbala correction process, water is accumulated in the shower process to rotate the rotary tank 4 at a low speed,
This is the process of loosening the laundry, and when the control device 45 shifts to the unbalancing process, as shown in FIG. 22, the display units 30a and 30e of the error display unit 30 are turned on and the displaying device 14 performs the unbalancing process. Display that it is in the middle. Along with this, the display units 36a, 36 of the operation display unit 36
b, 36c, 36e and the display part 32a of the rinse display part 32
By illuminating the rinsing mode selection switch display portion 23a, it is displayed that the imbala correction process is performed by accumulating water in the shower process.

According to the above embodiment, the start switch operating portion 19a and the particular mode switch operating portion 20a are switched to the display state when the power is turned on. For this reason,
When starting a laundry operation according to the operation program,
Of the two operation units, the start switch operation unit 19a may be operated. Further, when changing the operation program, it is sufficient to operate the discerning mode switch operation unit 20a of the two operation units. Therefore, the switch operation can be performed without hesitation at the time of starting the washing operation and changing the operation program, which improves usability.

Further, the operation program to be executed is displayed on the display device 14 in accordance with the operation of the start switch operating portion 19a. Therefore, the user can be informed of the driving program to be executed. Moreover, the start switch operating unit 1 is operated in accordance with the operation of the start switch operating unit 19a.
Since 9a is switched from the lighting state to the blinking state, it becomes clear that the washing operation is in progress.

Further, the discerning mode switch operating section 20
Along with the operation of a, the switch operation parts 21a to 28a for changing the operation program are switched to the display state, and the operation program to be executed is displayed. For this reason, the operating program can be changed by operating the switch operating units 21a to 28a while watching the operating program, which improves usability.

When the switch operating parts 21a to 28a are operated while the operation program is displayed, the switch 21 is operated.
The display contents of the operation program are changed according to the operation contents of a to 28a. Therefore, the switch operation unit 2
Since the switch operating parts 21a to 28a can be operated while confirming the operating states of 1a to 28a, mistakes in changing the operation program are prevented, and as a result, usability is improved.

Further, the display contents of the operation program changed according to the operation of the switches 21a to 28a are stored until the next operation. Therefore, it is not necessary to change the display content of the operation program at the next operation, so that the number of operations of the switch operation parts 21a to 28a is reduced, and as a result, the usability is improved.

Further, when the display content of the operation program is changed after the operation of the start switch operating section 19a, it is determined that the program content is a temporary program change due to additional washing or the like, and the display content is not stored. Therefore, the program before the change will be displayed at the next operation.
It is prevented that the driving program contrary to the user's intention is displayed. Moreover, the start switch operating unit 19a
If the display content of the driving program is changed before the operation of, it is judged that the driving program has been changed by the user according to the user's preference and the display content is stored, and the changed driving program is stored at the next driving. displayed. Therefore, it is not necessary to change the display content of the operation program at the next operation, so the number of operations is reduced, and as a result, usability is improved.

Further, the discerning mode switch operation unit 20
When a and the switch operating parts 21a to 28a are sequentially operated, the switch operating parts 21a to 28a will be turned on next time the power is turned on.
It is configured such that a is displayed. Therefore, the discerning mode switch operating unit 20a is operated to operate the switch operating unit 2
Since the trouble of setting 1a to 28a in the display state is omitted,
The number of operations is reduced, resulting in improved usability.

Further, the total amount of water used is displayed in accordance with the operation of the start switch operating portion 19a or the water level setting switch operating portion 26a. Therefore, the desire to save water by changing the process can be stimulated, which can contribute to saving water.

When the washing program is performed in accordance with the operation of the start switch operating unit 19a after the operation program is changed in accordance with the operation of the switch operating units 21a to 28a,
The discerning mode switch operation unit 20a was switched to the display state. Therefore, it is possible to easily recognize that the laundry operation is being performed based on the changed operation program.

Further, the temporary stop function is enabled or disabled according to the operating time of the start switch operating section 19a. For this reason, when there is a possibility that the start switch operating unit 19a is inadvertently operated, such as a child operating the start switch operating unit 19a, the temporary stop function can be disabled, resulting in unnecessary temporary stop operation. It can be prevented in advance.

By the way, FIG. 23 shows the imbalance correction process by turning on the display sections 36a, 36b and 36e of the operation display section 36, the display section 32a of the rinse display section 32 and the rinse mode selection switch display section 23a. It is an example displayed. In this case, the correspondence between the respective displays is not known, and there is a risk of giving a misunderstanding as if shower rinsing is being performed. On the other hand, in the present embodiment, since the dedicated display unit 3030e indicating the unbalancing process is turned on, it is necessary to perform shower rinsing during the unbalancing process (display units 36a, 36b, 36e and the display unit 32a. (Corresponding relationship with the rinse mode selection switch display portion 23a) is clarified, and as a result, it is surely informed that the unbalasing correction is being performed without being mistaken for another process display.

In the above embodiment, the temporary stop function is enabled or disabled in accordance with the measurement result of the ON time of the start switch 19. However, the present invention is not limited to this, and may have the following configuration, for example.

When the initial ON time T of the start switch 19 is "T <5 seconds", the control device 45 temporarily stops the washing operation when the start switch operating portion 19a is operated during the execution of the washing operation. . Along with this, the change function of the operation program is enabled, and the switch operation unit 21a ...
The operation program is changed according to the operation content of 28a.
If “T ≧ 5 seconds”, the start switch 19
The washing operation is temporarily stopped in accordance with the operation of, but the change function of the operation program is invalidated, and the switch operation units 21a to 2
The operation program is not changed even if 8a is operated. In the case of this configuration, the operation program changing function during the washing operation can be enabled or disabled according to the operation time of the start switch operation unit 19a, so that the operation program is prevented from being changed carelessly in advance. it can. Along with this, it is possible to cope with a user who does not want to change the operation program during execution of the laundry operation, but only wants to temporarily stop the operation program.

[0096]

As is apparent from the above description, the washing machine of the present invention has the following effects. According to the means described in claim 1, when the power is turned on, only the start switch operating section for starting the washing operation and the changeover switch operating section for changing the operation program are displayed. For this reason, the switch operation can be performed without hesitation at the time of starting the operation and at the time of changing the operation program, which improves usability.
According to the means described in claim 2, since the driving program to be executed is displayed in accordance with the operation of the start switch operating unit, the user can be notified of the driving program.

According to the third aspect of the present invention, the operation program can be changed by operating the change switch operating portion while watching the operation program to be executed, so the usability is improved. According to the means described in claim 4, since the switch operating section can be operated while confirming the operation state of the change switch operating section, mistakes in changing the operation program are prevented, and as a result, usability is improved.

According to the means of claim 5, it is possible to eliminate the trouble of changing the display contents of the driving program at the next driving, so that the number of times of operating the switch is reduced, and as a result,
Usability is improved. According to the means described in claim 6, since the changed contents are not stored in the case of a temporary program change, it is possible to prevent the driving program against the user's intention from being displayed at the time of the next driving. . Further, when the program is changed according to the user's preference, the changed contents can be stored, so that it is not necessary to change the display contents of the driving program at the next driving. Therefore, the number of times the switch is operated is reduced, and as a result, usability is improved.
According to the means described in claim 7, once the change switch operation unit is operated, the change switch operation unit can be brought into the display state at the next power-on. For this reason, the time and effort required for displaying the change switch operation unit in the display state are omitted, and the number of operations is reduced, and as a result, usability is improved.

According to the means of claim 8, since the total amount of water used is displayed in accordance with the operation of the start switch operation unit or the change switch operation unit related to the water amount, the desire to save water by changing the process is evoked. Can be made.

According to the means described in claim 9, when the operation program is changed, the changeover switch operating section can be brought into the display state during the execution of the laundry operation, so that the laundry operation is performed based on the changed operation program. It is easily recognized. According to the means described in claim 10, since the predetermined driving function is invalidated according to the operation time of the start switch operating portion, it is possible to prevent the function from inadvertently working.

According to the means of the eleventh aspect, the operation program changing function during the washing operation is invalidated according to the operation time of the start switch operation portion, so that the operation program is inadvertently changed. It can be prevented in advance. According to the means of claim 12, when the correction process for loosening the unevenness of the laundry is being performed, the correction process display section is switched to the lighting state, so that the correction process can be executed without being mistaken for another process display. It is surely informed that it is inside.

[Brief description of drawings]

FIG. 1 is a front view of a display device portion showing an embodiment of the present invention.

FIG. 2 is a vertical sectional view showing the overall configuration.

FIG. 3 is a diagram showing a cross-sectional structure of a display device and a membrane switch.

FIG. 4 is an electrical configuration diagram.

FIG. 5 is a front view for explaining a display example by a display device.

FIG. 6 is a front view for explaining a display example on the display device, part 2;

FIG. 7 is a front view for explaining a display example by the display device.

FIG. 8 is a front view for explaining a display example on the display device, part 4;

FIG. 9 is a front view for explaining a display example by a display device.

FIG. 10 is a front view for explaining a display example of the display device, part 6;

FIG. 11 is a front view for explaining an example of display by the display device.

FIG. 12 is a front view for explaining an example of display by the display device.

FIG. 13 is a front view for explaining an example of display by the display device.

FIG. 14 is a front view for explaining a display example on the display device, part 10;

FIG. 15 is a front view for explaining a display example by the display device.

FIG. 16 is a front view for explaining a display example by the display device, Part 12;

FIG. 17 is a front view for explaining a display example by the display device.

FIG. 18 is a front view for explaining a display example by the display device.

FIG. 19 is a front view for explaining a display example on the display device, part 15;

FIG. 20 is a front view for explaining a display example by the display device. Part 16

FIG. 21 is a front view for explaining a display example by the display device. Part 17

FIG. 22 is a front view for explaining a display example by the display device.

FIG. 23 is a front view of the display device for explaining the effect of the unbalancing process display portion.

[Explanation of reference numerals] 14 is a display device, 19 is a start switch, 19a is a start switch operating unit, 20 is a discerning mode switch (changeover switch), 20a is a discerning mode switch operating unit (changeover switch operating unit), and 21 is a washing course. A changeover switch (change switch), 21a is a washing course changeover switch operation unit (change switch operation unit), 22 is a wash time setting switch (change switch), and 22a is a wash time setting switch operation unit (change switch operation unit) ), 23 is a rinse mode selection switch (change switch), 23a
Rinse mode selection switch operation unit (change switch operation unit), 24 is dehydration time setting switch (change switch), 24a is dehydration time setting switch operation unit (change switch operation unit), and 25 is timer time setting switch (Change switch), 25a is a timer time setting switch operating section (change switch operating section), 26 is a water level setting switch (change switch), 26a is a water level setting switch operating section (change switch operating section), and 27 is powder. Soap selection switch (change switch), 27a powder soap selection switch operation part (change switch operation part), 28 bath water use mode selection switch (change switch), 28a bath water use mode selection switch operation part (change) Switch operation part), 3
Reference numeral 0e indicates a display unit (correction process display unit).

Claims (12)

[Claims] 1. A display device for performing a display operation related to a washing operation, a start switch operating section for operating a start switch, which is provided on the display device, for starting a washing operation according to an operation program, and the display. A change switch operation unit provided in the device for operating a change switch for changing the operation program, and a change switch operation for operating a change switch provided in the display device for changing the change switch to an operation enabled state. And a control means for controlling the display state of the display device, and the control means switches the start switch operating portion and the changeover switch operating portion to the display state when the power is turned on. Washing machine. 2. The washing machine according to claim 1, wherein the control means displays the operation program to be executed on the display device when the start switch is operated. 3. The control means switches the change switch operating section to a display state and displays the operation program to be executed on the display device when the changeover switch is operated. Washing machine. 4. The control means, when detecting that the change switch has been operated while displaying the operation program to be executed, changes the display of the operation program according to the operation content of the change switch. The washing machine according to claim 2 or 3. 5. The washing machine according to claim 4, wherein the control means stores the display content of the changed operation program until the next operation. 6. The control means, when the display content of the operation program is changed before the start switch is operated, stores the display content until the next operation, and displays the operation program after the start switch is operated. The washing machine according to claim 4, wherein when the content is changed, the displayed content is not stored until the next operation. 7. The control means, when detecting that the changeover switch and the change switch are sequentially operated, causes the change switch operation unit corresponding to the change switch to be in a display state at the next power-on. The washing machine according to Item 1. 8. The washing machine according to claim 1, wherein the control means displays the total amount of water used on the display device when a start switch or a change switch related to the amount of water is operated. 9. The washing machine according to claim 1, wherein the control means causes the changeover switch operating section to be in a display state in accordance with the operation of the start switch when the operation program is changed. 10. The washing machine according to claim 1, wherein the control means activates or deactivates a predetermined function according to the operation time of the start switch. 11. The washing machine according to claim 10, wherein the control means activates or deactivates the operation program changing function during the washing operation in accordance with the operation time of the start switch. 12. The display device is provided with a correction step display section for showing a correction step for loosening unevenness of the laundry, and the control means displays the correction step display section when the correction step is being performed. The washing machine according to claim 1, wherein the washing machine is switched.