JPH03289996A - Washing machine - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Field of Industrial Application) The present invention relates to a washing machine having a first tub and a second tub.

(Prior Art) Conventionally, for example, in a two-tub washing machine, laundry is generally washed and rinsed in a first tank, which is a washing tank, and washed and rinsed in a second tank, which is a spin-drying tank. A product designed for rinsing and dehydration is provided. Furthermore, in recent years, it has been considered that the first tank can even dehydrate the laundry.

In such a device, the display section for displaying these images is shown in FIG.
LEDs 102 and 103 display "Wash", "Rinse", "Dehydration", and "Remaining time" respectively on the left side of the figure.
104 105, while the second measurement (right side in the figure)
As shown by the LEDs 106, 107, and 108 that display "rinsing", "dehydration", and "remaining time", respectively,
Separate measurements are provided for the first measurement and the second measurement.

(Problems to be Solved by the Invention) However, in the conventional device as described above, a large number of LEDs are used, and accordingly, the display portion of the panel 1 and the control board on the back side thereof are large. There is a problem in that the size becomes larger and the number of ports for the microcomputer that is the control device increases, resulting in a higher price.In addition, there is a problem in that the placement position of the control board due to the LED is severely restricted. It had a point.

The present invention has been made in view of the above-mentioned circumstances, and therefore, its purpose is to reduce the number of LEDs, etc. used in displaying the content to be executed in the first tank and the second tank. This makes it possible to reduce the size of the panel display section, control board, etc., reduce the number of microcomputer ports, and ease restrictions on the placement position of the control board due to LEDs, etc. In addition, to provide an excellent washing machine which can save the trouble of display switching operation when the first tank is set to perform only washing and the second tank performs rinsing and dehydration.

[Configuration of the Invention (Means for Solving the Problem) In order to achieve the above object, the washing machine of the present invention includes a first tub capable of washing and rinsing the laundry, and a washing machine for rinsing the laundry. and a second tank capable of performing dehydration, a panel having a display section for washing, rinsing and dehydration, an operation setting means, a display selection means, and a selection by the display selection means. Based on the results, the display content on the display section of the panel is switched between the content to be executed in the first tank and the content to be executed in the second tank, and the content set by the operation setting means is changed to the content to be executed in the first tank. When only washing is performed in the second tank and rinsing and dehydration are performed in the second tank, the display content on the display section changes from the content to be executed in the first tank to the second tank as the operation progresses. This device is characterized in that it is equipped with a switching execution means that automatically switches to the content to be executed in the tank.

(Function) According to the above means, the display of the content to be executed in the first tank and the content to be executed in the second tank can be displayed by sharing the display section of the panel.

In addition, when the first tank is set to perform only washing and the second tank is set to perform rinsing and dehydration, the display content on the display changes as the operation progresses. Since the display is automatically switched from the content to the content to be executed in the second tank, it is possible to eliminate the need for an operation for switching the display.

(Example) An example of the present invention will be described below with reference to FIGS. 1 to 10.

First, an outer box 1 of the entire washing machine shown in FIG. 3 has a first tub 2 and a second tub 3 arranged side by side inside.

Among these, the first tank 2 has a plurality of hanging rods 4. It is supported by an elastic support mechanism 6 consisting of a spring 5 and the like, and has a rotating tank 7 disposed therein, and a stirring body 8 disposed inside the rotating tank 7. At the outer lower part of the first tank 2,
A drive mechanism 10 mainly including a motor 9 is provided, and the drive mechanism 10 washes and rinses the laundry by rotating the agitator 8 in forward and reverse directions, and rotates the rotating tub 7 in one direction. By doing so, the laundry is dehydrated.

On the other hand, inside the second tank 3, a dewatering basket 12 having a water spray tube 11 in the center is arranged, and a motor 1 is installed in the outer lower part.
3 is arranged, and this motor 13 moves the dewatering basket 1.
2 is rotated intermittently, water is supplied into the water spray barrel 11 at the same time, and water is sprinkled from the water spray barrel 1 to rinse the laundry (dehydration rinse), and by continuously rotating the spin dryer basket 12, the laundry is I try to dehydrate things.

A panel 14 is provided on the upper part of the outer box 1, and various display sections 15-24 shown in FIG. 4 are provided on this panel 14 together with various switches 25-34.

Among these, the "tank switching" switch 25 is a display selection means for selecting whether to perform operation in the first tank 2 or the second tank 3 and selecting which display to display. This is the content of execution in the first tank 2.
A display section 15 consisting of two LEDs that displays "fully automatic" and "rinsing/dehydration" which is the execution content of the second tank 3 corresponds to the display section 15.

On the other hand, the "water flow" switch 26 is used to select the strength of the water flow for washing performed in the first tank 2. A display section 16 consisting of four LEDs that displays "Large Game" and "Hand Wash" corresponds to this. "Water level" switch 27 is the first
This is for selecting the water level for washing in tank 2.
This includes the selection: High, Medium, Low.
and a display section 17 consisting of four LEDs that displays "small amount". The "washing" switch 28 is used to select the washing time to be executed in the first tank 2, and includes the selected contents r15J, r12J and "5
A display section 18 consisting of three LEDs that displays "" corresponds to the display section 18.

The two "Rinse" switches are for selecting the contents of the rinse to be performed in the first tank 2 and the rinse to be performed in the second tank 3.
A display section 19 consisting of three LEDs that displays "Water Filling/Lover", "Standard", and "Saving" corresponds. "dehydration"
The switch 30 is used to select the dehydration time to be performed in the first tank 2 and the dehydration time to be performed in the second tank 3. A display unit 20 consisting of three LEDs that displays the following corresponds to this. The "drainage" switch 31 is used to select whether or not to drain the washing and rinsing performed in the first tank 2, and displays the selection content "drainage". A display section 21 consisting of one LED corresponds to the above. The "fully automatic" switch 32 is used to select whether or not to execute a fully automatic course in the first tank 2, and the display section 22 consisting of one LED corresponds to this. There is. "Shower rinse"
The switch 33 is used to select whether to perform only washing in the first tank 2 and to perform rinsing (dehydration rinsing) and dehydration in the second tank 3. The display section 23 consisting of the following corresponds to the above. The switches from the "water flow" switch 26 to the "shower rinse" switch 33 described above are used as operation setting means.

In addition, the remaining time display unit 24 has a seven-channel display unit for digitally displaying the remaining time of each of the operations executed in the first tank 2 and the operation executed in the second tank 3, and the total remaining time.
It consists of two segments of LEDs, and a "start" switch 34 is used to start their operation.

A control device 35 shown in FIG. 5 is disposed on the back side of the panel 14. This control device 35 is configured by a microcomputer, for example, and includes a function of a switching execution means for switching the display on the display sections 15 to 24 of the panel 14, and receives switch input signals from the switches 25 to 34, and A water level detection signal is inputted from the water level switch 36 provided to detect the stored water level in the first tank 2, and based on the human power and the control program stored in advance, the motors 9, 13 and the inside of the first tank 2 are Water supply valve 37 provided to supply water to. The energization state of the water supply valve 38 provided to supply water into the second tank 3 and the three drain valves provided to drain water from the first tank 2 is controlled via the drive circuit 40, and the display unit It is configured to control the display states of 15 to 24.

Therefore, the operation based on the control by the control device 35 will be explained below with reference to FIGS. 2 and 1.

First, as shown in FIG. 2, at the start, the control device 35 accepts a switch operation (Step S1), and then executes a "shower rinse" course (only washing in the first tub 2) based on the operation contents. and whether the course (from rinsing (dehydration rinsing) to dehydration in the second tank 3) has been selected ("
It is determined whether the "Shower Rinse" switch 33 has been operated (step S2). If it is determined that the "Shower Rinse" course is not selected, then
It is determined whether the tank to be used, selected by the user by operating the "tank switching" switch 25, is the first tank 2 (step S3). Here, the cypress used is in the first tank 2.
If it is determined that
24 to the standard display content or display content set by the user for operation in the first tank 2 (step S4). FIG. 6 is a representation based on the assumption that the settings for the operation in the first tank 2 at this time were standard regardless of the user, and the display unit 15 shows that the "Full automatic" LED is displayed. , the display section 16 has a "standard" LED, the display section 17 has a "high" LED, and the display section 18 has a "12" L
ED, display part 1 is "standard" LED, display part 20
The LEDs ``6'' each emit light, and the LEDs of the display section 21 also emit light.

The LEDs of the display section 22 each emit light, and the L of the display section 23
The ED is extinguished, and the display section 24 is in a state where the remaining time in this case (fully automatic course carried out in the first tank 2) is displayed as "40". However, after this, the control device 35
It is determined whether or not the "start" switch 34 has been operated (step S5), and if it has not been operated, steps S1 to S5 are repeated. 2 is executed (step S6).

On the other hand, if it is determined in the above-mentioned step S3 that the tank to be used is not the first tank 2, the tank to be used is the second tank 3. 24 to the standard display content or display content set by the user for operation in the second tank 3 (step S7).

FIG. 7 is an illustration based on the assumption that the settings for the operation in the second tank 3 at this time are standard regardless of the user, and the display section 15 shows "rinse/spin". L
The ED emits light, and the display section 16°17.18 shows all the LEs.
D goes out, the "standard" LED on the display section 19 emits light, the "6" LED on the display section 20 emits light, and the display section 21
, 22 and 23, the LEDs are turned off and the display section 24
In this case, the remaining time "15" is displayed (a course from rinsing to dehydration carried out in the second tank 3). However, after this, the control device 35 determines whether the "start" switch 34 has been operated or not in step S8.
), if it is not operated, steps S1-S3. S
7. When S8 is repeated and the operation is performed, the operation in the second bath 3 according to the setting contents (display contents) is executed (Step 59), while it is determined that the "Shower rinse" course has been selected in the previous step S2. Then, as shown in FIG.
Operation in the second tank 2 (washing only) and operation in the second tank 3 (
(from rinsing to dehydration) to standard display content or display content set by the user (step 51
0). Figure 8 shows the operation in the first tank 2 and the second tank at this time.
The display is based on the assumption that the settings for operation in tank 3 are standard regardless of the user.
has both "fully automatic" and "rinse/spin" LEDs, display section 16 has "standard" LEDs, and display section 17 has "high quality LED"
D, the LED of "12" in the display part 18 emits light, the LED of "standard J" in the display part 19 emits light, the LED of "6" in the display part 20 emits light, and the LED of the display part 21 and the LED of the display part 22 emit light.
D is extinguished, the LED of the display section 23 emits light, and the display section 2
4 is the remaining time of the entire “Shower Rinse” course “30”
is now displayed. After this, however, the control device 35 determines whether the "start" switch 34 has been operated (step 511), and if it has not been operated, the controller 35 determines whether the "start" switch 34 has been operated, step S10. S11 is repeated, and when the operation is performed, the display sections 15 to 24 of the panel 14 are switched to the display contents of the operation in the first tank 2 (step 512).

FIG. 9 shows this situation, and in contrast to the display contents shown in FIG.
When the LED of display section 19.20 turns off, the LED of display section 19.20
The "full automatic" LED on the display section 15, the "standard" LED on the display section 16, and the "high-quality LED" on the display section 17 also go out.
, the LEDs of the display section 180rl 2J and the display section 23 remain emitted, and the display section 24 is switched to a state in which the remaining time for washing only "15" is displayed. After this, the control device 35 executes the washing operation in the first tank 2 (step 51B), then judges whether the washing operation has reached the end time (step 514), and determines whether the end time has been reached (step 514). Step 813. Step S14 is repeated, but when the washing operation is reached, the washing operation is ended and the panel 14 is
The display sections 15 to 24 are switched to the display contents of the operation in the second tank 3 (step 515). FIG. 10 shows this situation. In response to the display contents shown in FIG. 9 above, the display unit 15 extinguishes the "fully automatic" LED and lights up the "rinse/spin" LED. , the display parts 16, 17 and 18 turn off, the display part 19 lights up the "standard" LED, the display part 20 lights up the "6" LED, and the display part 23 remains with its LED lighted. , the display section 24 is in a state where the remaining time from rinsing to dehydration is displayed as "15". Thereafter, the control device 35 determines whether the "start" switch 34 has been operated or not (step 51).
6), if it is not operated, step 315, 51
6 is repeated, and when the operation is performed, a rinsing operation and a dehydration operation are executed in the second tank 3 (step 517).
Next, it is determined whether the end time of the rinsing/dehydration operation has been reached (step 518), and if the end time has not been reached, step S17.818 is repeated, but when the end time has been reached, the rinsing/dehydration operation is ended and displayed. Only the LED of section 23 continues to emit light (step 519).

In this way, according to this embodiment, the display of the operation details executed in the first tank 2 and the display of the operation details executed in the second tank 3 share the display sections 15 to 24 of the panel 14. As a result, the number of LEDs, etc. used can be reduced, as is clear from the comparison between Figures 4 and 11, and the size of the panel display section, control board, etc. can be reduced accordingly. Furthermore, it is possible to reduce the number of ports on the microcomputer, thereby reducing the cost.In addition, it is possible to reduce the restrictions on the placement position of the control board due to LEDs, etc. can.

Furthermore, when the first tank 2 is set to perform only washing and the second tank 3 is set to perform rinsing and dehydration (shower rinse course), the display contents on the display sections 15 to 24 of the panel 14 will change depending on the progress of the operation. The content to be executed in the first tank 2 is automatically switched to the content to be executed in the second tank 3 according to the time, so there is no need to perform the display switching operation, making the operation simple. be able to.

Note that the present invention is not limited to the embodiments described above and shown in the drawings, and in particular, the content executed in the first tub 2 may be only washing and rinsing the laundry. In addition, the setting where only washing is performed in the first tank and rinsing and dehydration is performed in the second tank is not just a single operation of the "Shower Rinse" switch, but a setting for the first and second measurements individually. It may also be performed by operating.

[Effects of the Invention] As is clear from the above description, according to the washing machine of the present invention, the switching execution means changes the display contents of the display section of the panel to the first tub based on the selection result by the display selection means. The content to be executed in the first tank and the content to be executed in the second tank are switched, and the content set by the operation setting means is such that only washing is performed in the first tank and rinsing and dehydration are performed in the second tank. When this happens, the content displayed on the display section is automatically switched from what is to be performed in the first cypress to what is to be performed in the second tank as the operation progresses. , to display the content to be executed in the first tank and the content to be executed in the second tank, L
It is possible to reduce the number of EDs used, the size of the panel display section and control board, etc., the number of microcomputer ports can be reduced, and furthermore,
It is also possible to ease restrictions on the placement of control boards such as LEDs, and in addition, only washing is performed in the first tank and the second tank is
When the setting is made so that rinsing and dehydration are performed in this tank, an excellent effect can be obtained in that the troublesome operation of changing the display can be omitted.

[Brief explanation of the drawing]

1 to 10 show an embodiment of the present invention, FIGS. 1 and 2 are flowcharts showing the main action, FIG. 3 is a schematic longitudinal sectional front view of the whole, and FIG. 4 5 is a schematic electrical configuration diagram, and FIGS. 6 to 10 are plan views showing different display contents of the display portion of the panel. Moreover, FIG. 11 is a diagram corresponding to FIG. 4 of the conventional device. In the drawing, 2 is a first tank, 3 is a second tank, 14 is a panel,
15 to 24 are display units, 25 is a "tank switching" switch (display selection means), 26 to 33 are setting switches (operation setting means), and 35 is a control device (switching execution means).

Claims (1)

[Claims] 1. A first tank capable of washing and rinsing laundry;
It is equipped with a second tank capable of rinsing and dehydrating the laundry, a panel having a display section for washing, rinsing and dehydration, an operation setting means, a display selection means, and a display thereof. Based on the selection result by the selection means, the display content on the display section of the panel is switched between the content to be executed in the first tank and the content to be executed in the second tank, and the content set by the operation setting unit is changed to the content to be executed in the second tank. When only washing is performed in the first tank and rinsing and dehydration are performed in the second tank, the display contents on the display section can be changed to indicate the contents to be executed in the first tank as the operation progresses. second thing
1. A washing machine characterized by comprising: switching execution means for automatically switching to the content to be executed in the tub.