JPH11151193A - Dishwasher - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a dishwasher which enables to change any time selection of each washing process such as washing, rinsing and drying as well as setting contents of each washing process even after washing has started. SOLUTION: In the process where selection of one of the washing course setting switches 32a-32d and 34a starts washing and the washing process is carried out, presence or absence of rinsing process change is confirmed when ON or OFF of the '77 deg.C rinsing ON/OFF' switch 35 is confirmed, where the preset '77 deg.C rinsing ON' can be changed to '77 deg.C rinsing OFF', on the other hand, the preset '77 deg.C rinsing off' can be changed to '77 deg.C rinsing ON', and the preset '77 deg.C rinsing ON' by the '77 deg.C rinsing ON/OFF' switch lights on LED35a and the change to '77 deg.C rinsing OFF' lights off LED35a.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dishwasher having setting means for switching between a plurality of washing steps and setting the contents of the washing steps, and more particularly to selecting a washing step such as rinsing and drying after the start of washing. The present invention relates to a dishwasher capable of changing and changing settings.

[0002]

2. Description of the Related Art At present, a rinsing process involves rinsing at a standard temperature or high-temperature rinsing in consideration of sterilization performance, and a drying process includes short-time drying by high-temperature blasting and standard drying and cleaning by blasting at a standard temperature. In many cases, the tableware heated in the rinsing process can be selected from a plurality of modes, such as only air blowing, which is dried only by blowing air to save power consumption and the like.

[0003]

In a daily life in which a dishwasher is used, when the degree of contamination of the dish is noticed after the start of washing, when the dish during washing is suddenly needed, or not particularly urgently needed, If you want to wash
In many cases, it is necessary to change the setting contents of the process.

However, in general, in the conventional dishwashing machine, once the contents of each washing step of washing, rinsing or drying are once set by a stroke selection switch before starting the washing, the set contents cannot be changed after the start of washing. Therefore, in order to change the process during cleaning, it is necessary to turn off the power once, reset the power, and start cleaning.

[0005] Therefore, if the setting is reset, the previous cleaning process is wasted, and if the previous cleaning process is not to be wasted, it is not possible to cope with a change in circumstances. There was a problem that it was not possible to respond flexibly. The present invention has been made in view of the above-described problems in the related art, and is a tableware in which selection of each washing step such as washing, rinsing, and drying and setting contents of each washing step can be changed at any time after the start of washing. It is intended to provide a washing machine.

[0006]

Means for Solving the Problems According to a first invention of the present application for solving the above problems, in a dishwasher having a control unit for controlling a plurality of steps to be sequentially executed, any one of the steps is performed. A dishwasher is provided with a setting change switch capable of changing a setting of a process executed after a process in progress during a process in progress.

Therefore, according to the dishwasher of the first aspect of the present invention, it is possible to set the contents of the next washing step to be performed in the course of any of the washing steps. When urgent drying is not required, it is possible to take measures such as saving power consumption by drying only by simple blowing instead of high-temperature blowing.

In the dishwasher of the present invention, it is possible to provide a stroke display section for displaying which of a plurality of washing steps is currently being performed, thereby enabling or disabling the setting of the next step or the setting contents. Whether or not the change is possible can be easily recognized.

In the dishwasher of the present invention, it is possible to provide a setting content display section for displaying the setting content of the cleaning process, thereby easily recognizing the setting content of the next process and the necessity of changing the setting content. Can be.

[0010]

FIG. 1 is a conceptual diagram showing the structure of a dishwasher according to one embodiment of the present invention. Dishwasher body 1
The washing tank 5 in the exterior 4 is provided with upper and lower nozzles 8 so that washing water can be sprayed onto the upper and lower tableware baskets 7, and a door switch 15 for detecting the open / closed state of the door 6 of the washing tank 5 is provided. On the other hand, the bottom cover 14 in the exterior 4 of the dishwasher body 1
A circulation / drain pump 10 is provided on the upper side, and a control unit 22 for controlling the drive of the circulation / drain pump 10 is housed.

The circulating / draining pump 10 is used for supplying circulating washing water stored in the washing tank 5 to the circulating / draining pump 10 and for supplying circulating washing water to the upper and lower nozzles 8. A water pipe 11b is connected, and a drain pipe 13 for guiding drainage to the outside of the exterior 4 is further connected. on the other hand,
Hot water mixer tap 1 located outside the exterior 4 of the dishwasher body 1
A water supply pipe 9 is disposed so as to be able to supply water into the washing tank 5 via an electromagnetic valve 17.
And cold water C are supplied. The output signal of the control unit 22 is input to the solenoid valve 17.

Further, a normal water level detector 18 is disposed at a predetermined position inside the washing tank 5 so as to detect a normal water level of the circulating water in the washing step of the dishes in the washing tank 5. An overflow detector 19 is arranged at a required position so that the overflow of water can be detected. The detection results of the normal water level detector 18 and the overflow water level detector 19 are input to the control unit 22.

In the dishwasher according to the embodiment of the present invention, the operation panel 2 is provided on the front surface of the exterior 4 below the door 6.
The operation signal from the operation panel 23 is input to the control unit 22.

Next, an outline of operation control of the dishwasher of the present invention shown in the above embodiment will be described. As shown in the control block diagram of FIG. 2, an input signal from an input circuit is input to the control device in the control unit 22, and the input circuit includes the overflow switch 19, the washing water level detector 18, the door switch 15, and the like. Signals are input from input means such as operation switches disposed on the operation panel 23 and other detection means. On the other hand, the output signal of the control device is input to a drive circuit, which drives the drainage / circulation pump 10 and other drive systems.

In the present invention, the washing, rinsing, and drying steps are sequentially performed by a washing course selected by an operation switch disposed on the operation panel 23 in the control system shown in the control block diagram of FIG. FIG. 3 shows each switch on the operation panel 23. The power switch 30 turns on / off the main power.
This is a switch for turning off the power, and the LED 31a is turned on when the power is turned on. Cleaning course setting switches 32a, 32b, 32
Switches c and 32d are used to execute various process contents in accordance with the contents of the selection, and have the following contents.

Washing course setting switch 32a This is a setting switch when it is desired to wash lightly stained tableware while saving running costs such as electricity bills. Each step is operated as follows. Washing (21 minutes) → Rinse 1 (1.5 minutes) → Rinse 2
(1.5 minutes) → high temperature rinsing (6 minutes) → hot air (15 minutes)

Washing course setting switch 32b This is a setting switch for quickly washing lightly soiled dishes, and operates each step as follows. Washing (9 minutes) → Rinse 1 (1.5 minutes) → Rinse 2 (1.
5 minutes) → high temperature rinsing (4 minutes) → hot air (15 minutes)

Washing course setting switch 32c This is a setting switch for washing tableware that is more dirty than in the case of "speedy" washing in a "standard" time, and operates each process as follows. Washing (13 minutes) → Rinse 1 (1.5 minutes) → Rinse 2
(1.5 minutes) → Rinse 3 (1.5 minutes) → Hot rinse (7.5 minutes) → Hot air (15 minutes)

Washing course setting switch 32d This is a setting switch for carefully washing tableware on which stubborn dirt adheres more strongly than in the case of "standard" washing. Each step is operated as follows. Washing (21 minutes) → Rinse 1 (2 minutes) → Rinse 2 (2 minutes)
→ Rinse 3 (2 minutes) → High temperature rinse (11 minutes) → Hot air (1
(5 minutes) In each of the above cases, for example, washing (21 minutes) → rinsing 1 (2 minutes) means that one rinsing step is performed for 2 minutes after washing for 21 minutes. Below the washing course setting switches 32a, 32b, 32c, 32d, there are provided indicators 33 for visually recognizing the degree of washing.
Above 2b, 32c, 32d, LED 33a, LED 33b, LED for indicating ON / OFF state of each cleaning course setting switch 32a, 32b, 32c, 32d.
33c and LED 33d are provided.

A "dry only" switch 34 is disposed adjacent to the cleaning course setting switch 32d. The “drying only” switch 34 is a switch for performing only drying, and does not perform cleaning or rinsing. If the "dry only" switch 34 is selected, the LED 34a is turned on.

Next to the “dry only” switch 34, “7
A 7 ° C. rinse on / off switch 35 is located.
The “77 ° C. rinsing on / off” switch 35 is a switch for setting the heating rinsing temperature to 77 ° C. If the rinsing at 77 ° C. is selected, the LED 35a is turned on. The “77 ° C. rinsing on / off” switch 35 is a setting change switch for changing the setting of the rinsing process to another mode (in this case, increasing the temperature to 77 ° C.).

A "dry selection" switch 36 is disposed adjacent to the "77 ° C. rinse on / off" switch 35. The "drying selection" switch 36 selects a drying time of 15 minutes or 60 minutes by blowing hot air or selecting a drying process of drying by residual heat by simply blowing air instead of hot air. It is. The LED 36a is turned on when the hot air 15 minutes is selected, the LED 36b is turned on when the hot air 60 minutes is selected, and the LED 36c when the drying process for drying by the residual heat of the tableware is selected.
Lights up. According to the dishwasher of the present invention, the rinsing process can be performed in a short time, and a plurality of processes including a standard process and a blowing process can be selected. The rinsing process can be performed by the “77 ° rinsing on / off” switch 35 or the “dry selection” switch 36. Alternatively, the content of each drying step can be selected. This "dry selection"
The switch 36 is a setting change switch for changing the setting of the drying process to another mode. For example, warm air 15 minutes to warm air 60
Minutes or 60 minutes.

Further, a "pause on / off" switch 37 is provided on the rightmost side of the operation panel 23. The "pause on / off" switch 37 is a switch for pausing and returning during washing and drying.
Above the "OFF" switch 37, a process display LED 38a,
38b and 38c are provided, and in the washing process, "wash" LE
D38a, the "rinse" LED 38b blinks during the rinsing process, and the "dry" LED 38c blinks during the drying process. Therefore, when the dishwasher performs a series of steps of washing → rinsing → drying, it is possible to visually recognize which step is currently being performed. When each process is temporarily stopped by the “pause on / off” switch 37, the process display LEDs 38a, 38b, and 38c change from blinking to lit, and when the process is resumed by the “pause on / off” switch 37, Any of the process display LEDs 38a, 38b,
38c flashes again.

FIG. 4 shows an operation flow of the dishwasher according to the embodiment of the present invention. (1) Cleaning Step Selection of Cleaning Step When the user actually uses the apparatus, after turning on the power switch 30, the cleaning course setting switch 32a, the cleaning course setting switch 32b, or the cleaning course setting switch 32 is used.
When one of the cleaning course setting switches 32 is selected from c or the cleaning course setting switch 32d, the cleaning is started. When the power switch 30 is turned on, the LED 31
a lights up, and the washing course setting switches 32a, 32b,
By selecting one of 32c and 32d,
Accordingly, the LEDs 33a, 33b, 33
c, any one of the LEDs 33d is turned on.

Setting of Rinse Step In the process of performing the set cleaning step, it is confirmed whether the "77 ° C. rinse on / off" switch 35 is on or off. When it is confirmed that the “77 ° C. rinse on / off” switch 35 is on or off, it is confirmed whether or not the rinsing process has been changed. In the dishwasher according to the present embodiment, the “rinsing at 77 ° C. /
If “77 ° C. rinse-in” has been set in advance by the “OFF” switch 35, it is confirmed whether it has been changed to “77 ° C. rinse-in”, while “77 ° C. rinse-in / off”
If “77 ° C. rinse off” is set in advance by the switch 35, it is confirmed whether or not “77 ° C. rinse in” has been changed. In addition, "Rinse at 77 ℃ /
The LED 35a is turned on when “77 ° C. rinse-in” is set in advance by the “OFF” switch 35, and the LED 35a is subsequently set when “77 ° C. rinse-off” is changed.
Turns off.

Setting of Drying Process In the process of performing the set cleaning process, it is confirmed whether the "drying selection" switch 36 is on or off. When it is confirmed that the “drying selection” switch 36 is on or off, it is confirmed whether or not the drying process has been changed. In the dishwasher according to the present embodiment, when “drying for 15 minutes with hot air” is set in advance by the “drying selection” switch 36,
It is checked whether the setting has been changed to "warm air drying for 60 minutes" or "blast" (remaining heat drying). If the setting has been made, it is confirmed whether the setting has been changed to “hot air drying for 15 minutes”. Similarly, if “hot air drying for 60 minutes” has been set in advance, it is confirmed whether the setting has been changed to “hot air drying for 15 minutes” or “blast” (remaining heat drying), and “blowing” (remaining heat drying). If it is set to “Hot air 60 minutes drying” or “Hot air 15
It is checked whether it has been changed to "minute drying".

When the "drying for 15 minutes" is set in advance by the "drying selection" switch 36, LE
The LED 36b is turned on when D36a is turned on and "hot air drying for 60 minutes" is set in advance, and the LED 36c is turned on when "ventilation" (remaining heat drying) is set in advance. Also, if the setting is previously set to “hot air drying for 15 minutes” and then changed to “hot air drying for 60 minutes” or “blast” (dry drying with heat), the LED 36a is turned off and the LED 36b is turned off.
Alternatively, the LED 36c is turned on. Further, if "dry with hot air for 60 minutes" is set in advance and then changed to "dry with hot air for 15 minutes" or "blast" (dry with residual heat), the LED 36
b is turned off and the LED 36a or 36c is turned on. Further, if “blowing” (remaining heat drying) is preset and then changed to “hot air drying for 60 minutes” or “hot air drying for 15 minutes”, the LED 36c is turned off and the LED 36b or L
The ED 36a lights up.

After that, when the set cleaning process is completed, the process proceeds to a preset rinsing process or a rinsing process having contents changed during the cleaning process. It is possible to change the contents of the rinsing process in the above washing process until the rinsing process is started, that is, until the washing process is completed.
It is also possible to change the drying process.

Further, as described above, the contents of the rinsing step can be changed during the washing step, or the step performed after the washing step can be changed, and the dishwasher according to the above embodiment can be changed. Then, the process display LED 38a,
38b, 38c, ie, an LED 38a for indicating a "washing" step, an LED 38b for indicating a "rinsing" step, and an L indicating "drying" step.
The provision of the ED 38c allows the user to see at a glance which process the dishwasher is currently performing. Therefore, it is possible to immediately recognize whether the setting contents of the subsequent process can be changed at the time of changing the setting contents of the subsequent process.

Also, a "77 ° C. rinse on / off" switch 3
In the case where “77 ° C. rinse in” is set in advance by the LED 5, the LED 35 a is turned on. If the “35 ° rinse off” is changed, the LED 35 a is turned off. "Hot air drying for 15 minutes"
When it is set in advance, the LED 36a lights up,
If "dry with hot air for 60 minutes" is set in advance, LE
When D36b is turned on and “Blow” (preheating drying) is set in advance, LED 36c is turned on. When the setting is changed, each LED 35a indicating the changed setting is displayed. LED 36a, LED 36b,
Since the LED 36c is turned on, the user can see at a glance which stroke is currently set. Therefore, when the setting contents of the subsequent process are to be changed, the setting contents of the subsequent process can be immediately recognized, and whether the setting contents need to be changed can be immediately recognized.

(2) Rinsing process Setting of rinsing process The setting of the rinsing process is completed in the process of performing the cleaning process.
In the cleaning process, the ON / OFF of the “77 ° C. rinse in / off” switch 35 is confirmed, and the “77 ° C. rinse in /
When it is confirmed that the "OFF" switch 35 is on or off, it is confirmed whether or not the rinsing process has been changed. In the rinsing process, the rinsing process set or changed in the process of performing the cleaning process is executed. At this time, the LED 35a is turned on when “77 ° C. rinse in / off” is set in advance by the “77 ° C. rinse on / off” switch 35, and the LED 35a is turned on when “77 ° C. rinse off” is set. LED3 not lit and at the same time the rinsing process progresses
8b lights up.

Setting of Drying Process In the process of performing the set rinsing process, it is confirmed whether the "drying selection" switch 36 is on or off. When it is confirmed that the “drying selection” switch 36 is on or off, it is confirmed whether or not the drying process has been changed. In the dishwasher according to the present embodiment, when “drying for 15 minutes with hot air” is set in advance by the “drying selection” switch 36,
It is confirmed whether the setting has been changed to "warm air drying for 60 minutes" or "blast" (remaining heat drying). If the setting has been made, it is confirmed whether the setting has been changed to “hot air drying for 15 minutes”. Similarly, if “hot air drying for 60 minutes” is set in advance, it is confirmed whether the setting has been changed to “hot air drying for 15 minutes” or “blast” (remaining heat drying), and “air blowing” (remaining heat drying). If it is set to “Hot air 60 minutes drying” or “Hot air 15
It is checked whether it has been changed to "minute drying".

If "drying with hot air for 15 minutes" is set in advance by the "drying selection" switch 36, LE
The LED 36b is turned on when the D36a is turned on and “hot air drying for 60 minutes” is set in advance, and the LED 36c is turned on when the “blowing” (remaining heat drying) is set in advance. Also, if the setting is previously set to “hot air drying for 15 minutes” and then changed to “hot air drying for 60 minutes” or “blast” (dry drying with heat), the LED 36a is turned off and the LED 36b
Alternatively, the LED 36c is turned on. Further, if "dry with hot air for 60 minutes" is set in advance and then changed to "dry with hot air for 15 minutes" or "blast" (dry with residual heat), the LED 36
b is turned off and the LED 36a or 36c is turned on. Further, when “Blow” (preheating drying) is set in advance and then changed to “Hot air drying for 60 minutes” or “Hot air drying for 15 minutes”, the LED 36c is turned off and the LED 36b or L
The ED 36a lights up.

After that, when the rinsing process is completed, the process proceeds to a preset drying process. The change of the contents of the drying step in the above-described rinsing step is possible until the drying step is started, that is, until the rinsing step is completed. In addition, the contents of the drying step can be changed during the rinsing step as described above, or the step performed after the rinsing step can be changed. In the dishwasher of the above embodiment, 38b , 38c, ie, the LED 38b for indicating the "rinse" step and the LED 38c for indicating the "dry" step, the user can see at a glance which step the dishwasher is currently performing. Therefore, it is possible to immediately recognize whether it is possible to change the setting content of the subsequent process at the time when the setting content of the subsequent process is to be changed.

If "drying with hot air for 15 minutes" is previously set by the "drying selection" switch 36, LE
When D36a is turned on and "hot air drying for 60 minutes" is preset, LED 36b is turned on. When "blasting" (remaining heat drying) is preset, LED 36c is turned on and set. When the content is changed, each LED 36a and LED 36 indicating the changed setting content is displayed.
b, since the LED 36c is turned on, the user can see at a glance what kind of drying process is set in the drying process while the rinsing process is in progress. Therefore, when the setting contents of the drying process are to be changed, the setting contents of the drying process can be immediately recognized, and whether the setting contents need to be changed can be immediately recognized.

(3) Drying Process Setting of Drying Process The setting of the drying process is completed in the process of performing the rinsing process.
During the rinsing process, the "dry air selection"
If "5 minutes drying" is set in advance, the LED 36a
Is turned on, the LED 36b is turned on when "hot air drying for 60 minutes" is set in advance, and the LED 36c is turned on when "ventilation" (remaining heat drying) is set in advance. At the same time as the drying process progresses, "dry" LED 38c
Flashes.

Thereafter, when the drying is completed, the power is turned off, and the LED 31a is turned off. The process display LED 38
The LEDs 38a, 38b, and 38c, ie, the LED 38a for displaying the “rinse” step, the LED 38b for displaying the “rinse” step, and the LED 38c for displaying the “dry” step are turned off.

In the above embodiment, the contents of the rinsing step and the drying step can be set and changed in the cleaning step, and the contents of the drying step can be changed in the rinsing step. In addition, as a process of the dishwasher, a combination of, for example, a “prewashing process”, a “bleaching process”, and a “dishwashing process” other than washing, rinsing, and drying may be considered. Even in such a case, the mode of the process after the process being executed can be changed by a setting change switch prepared for each process.

Further, voice input means may be employed as setting means such as the power switch 30, each of the cleaning course setting switches 32a, b, c, d, and the "drying only" switch 34, or as the step selecting means or as the step content setting means. Can also.
For example, when an input means by voice is used as the “pause on / off” switch 37, even when the dishwasher user is performing any work at a position somewhat away from the dishwasher, the “temporary stop / on / off” switch 37 can be set to “temporary stop”. "Stop on / off" setting is possible,
When an input means by voice is adopted as the power switch 30, it is possible to quickly respond particularly in an emergency such as an earthquake to enhance safety. Also, if the voice input means in this case is an input means using a simplified voice code such as "on" or "off", the voice input means can be easily configured. Further, if the voice input means is an input means using the name of the cleaning process such as "saving" or "careful", malfunction of the voice input means due to noise can be reduced. In addition, by configuring the voice input means by combining voice input and other input by an electrical contact operation, various settings can be performed by a single electrical contact operation, and an error caused by noise of the voice input means can be performed. Operation can also be reduced.

[0040]

As described above, according to the present invention, any one of the steps to be executed next can be set to another operation mode while any one of the steps is in progress. Even after the operation of the machine is started, the process can be changed to a process of an appropriate mode with less waste.For example, when it is necessary to urgently dry dishes, high-temperature drying by high-temperature blowing instead of standard blowing by standard temperature is performed. This makes it possible to flexibly cope with a change in circumstances in a daily use of the dishwasher.

[Brief description of the drawings]

FIG. 1 is a conceptual diagram showing a configuration of a dishwasher according to an embodiment of the present invention.

FIG. 2 is a control block diagram of the dishwasher according to one embodiment of the present invention.

FIG. 3 shows each cleaning switch on the operation panel 23.

FIG. 4 shows an operation flow of the dishwasher according to the embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Dishwasher main body, 4 ... Exterior, 5 ... Washing tank, 7 ... Upper and lower tableware basket, 8 ... Upper and lower nozzle, 6
..Doors, 15 door switches, 14 bottom covers, 10 circulation / drainage pumps, 22 control units,
11a ... water pipe, 11b ... water pipe, 13 ...
Drain pipe, 16: Mixing tap, 9: Water supply pipe, 17
... Solenoid valve, 18 ... Normal water level detector, 19 ...
Overflow detector, 23 ... operation panel, 30 ... power switch, 31a, 33a, 33b, 33c, 33d, 3
5a, 36a, 36b ... LED, 32a, 32b,
32c, 32d, 34a ... washing course setting switch, 34 ... "drying only" switch, 35 ... "7
7 ° C rinse on / off ”switch, 36 ...“ dry selection ”
Switch, 37 ... "pause on / off" switch, 3
8a, 38b, 38c... Process display LEDs.

Claims (4)

[Claims] 1. A dishwasher having a control unit for controlling a plurality of steps to be sequentially executed. In a dishwasher, a step executed after a step in progress while any one of the steps is in progress. A dishwasher characterized by having a setting change switch for changing settings. 2. The dishwasher according to claim 1, further comprising at least a washing step, a rinsing step, and a drying step, wherein the rinsing step is performed after the washing step, and the drying step is performed after the rinsing step. 3. The dishwasher according to claim 1, further comprising a stroke display unit for displaying which one of a plurality of strokes is currently being performed. 4. The dishwasher according to claim 1, further comprising a setting content display section for displaying the setting content of each process.