JPH05115414A - Tableware washing/drying machine - Google Patents

Abstract

PURPOSE:To provide the tableware washing/drying machine which can inform a draining failure before draining becomes impossible due to garbage, and also, can execute simply cleaning of a garbage filter. CONSTITUTION:After washing S-1, draining is executed S-2, and a draining time is measured S-3. If a measuring time is longer than the time when a garbage filter is clogged completely for a completely clogged time and it is decided that draining is impossible or equal thereto, an S-4 operation is suspended S-5, and a completely clogged notice of the garbage filter is executed S-6. In the case the measuring time is shorter than the completely clogged time, whether a draining process is finished or nor is decided S-7. When the draining process is finished, its draining time is compared with the time when the clogged time garbage filter becomes a state that it starts to be clogged S-8. When the draining time is longer than the clogged time or equal thereto, the remaining process is executed S-9. Thereafter, by opening a feed water valve, feed water is supplied to a washing tank up to a water in which the garbage filter is immersed S-10.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dishwasher / dryer. More specifically, the dishwasher is stored in a dish basket provided in a washing tank, the dish is washed by a washing nozzle body, and then dried by a drying means. It relates to a dishwasher.

[0002]

2. Description of the Related Art Conventionally, as a dish washer / dryer, a washing tank is provided inside a box-shaped main body, a dish basket is provided inside the washing tank, and a pump for sucking water from the washing tank is provided inside the main body. The washing nozzle body is connected to this pump, the water sucked by the pump is sprayed toward the dish basket to wash the dishes, and the leftover dishes washed out from the dishes (side dish of leftover food, rice, fish bones) And the like) are collected by a residual food filter provided at the bottom of the washing tank, and then the washed dishes are dried by a drying means.

In this type of dishwasher / dryer, as disclosed in, for example, Japanese Patent Application Laid-Open No. 60-171028, when drainage becomes impossible due to clogging of the residual food filter, the operation is stopped. There is a buzzer that informs the user that drainage is impossible.

[0004]

However, according to such a dishwasher / dryer, when the user is out and is not on the spot when the inability to drain water due to the leftover food is informed, driving is not possible. It has been discontinued. For this reason, the returning user had to clean the residual filter and then restart the operation to perform the remaining washing, rinsing or drying steps, even if he wanted to use the dishes immediately. ..
In addition, when the drying process is completed and the residual food on the residual food filter is dried and stuck to the residual food filter, it is difficult to clean the residual food filter due to the stuck residual food. there were.

The present invention has been made in view of the above circumstances, and an object thereof is to be able to notify a drainage failure before drainage becomes impossible due to residual vegetables, and to easily clean a filter for residual dishes. The object is to provide a dishwasher / dryer that can be used for.

[0006]

According to the present invention, there is provided a box-shaped main body, a cleaning tank provided inside the main body, a tableware basket provided inside the cleaning tank for storing dishes, and a main body inside the main body. A pump provided for sucking water in the washing tank, a cleaning nozzle body connected to this pump for injecting water sucked by the pump toward the dish basket, and a residual dish washed inside the washing tank washed from the dish And a leftover filter that collects
It is equipped with a drying means that is provided inside the main body to dry the washed dishes, and when the residual food is collected by the residual food filter, the amount of discharged water per unit time decreases and it is detected when it reaches a predetermined value. And a water supply instructing means for instructing to supply water for immersing the residual food filter to the cleaning tank after the drying process based on the detection result by the detecting means,
A dishwasher / dryer, comprising: an informing unit for informing that the drainage amount has reached a predetermined value.

[0007]

The detecting means detects that the amount of drainage per unit time is reduced to a predetermined value by collecting the residual foods in the residual food filter. It detects that it has reached the level. here,
The certain degree of clogging of the residual food filter means that the residual food filter is in a state slightly before the complete clogging in which the drainage filter cannot be drained.

Based on the detection result of this detecting means,
After the completion of the drying process, for example, the water supply valve is opened by the water supply instruction means to supply water, and the residual food filter is immersed in water. When the state of being immersed in water continues for a predetermined time, the residual food collected by the residual food filter is wiped with water, which facilitates cleaning. Further, the notification means notifies that the drainage amount has reached a predetermined value. This notification prompts the user to clean the leftover filter.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to one embodiment shown in the drawings. The present invention is not limited to this. In FIG. 1, reference numeral 1 is a box-shaped main body of a tabletop dishwasher / dryer W, and a door 2 that opens downward is provided on the front surface thereof. A cleaning tank 3 is provided inside the main body 1. A dish basket 4 is provided in the middle of the washing tank 3 so that the dish basket 4 can be taken in and out, and the dish can be stored therein.

A cleaning nozzle body 5 for horizontally injecting cleaning water toward the tableware in the tableware basket 4 is horizontally provided in the lower part of the cleaning tank 3. Then, below the cleaning nozzle body 5, a sheath heater 6 is provided as a part of a drying means for drying the tableware after cleaning. A residual food filter 17 is attached to a recess in the bottom of the cleaning tank 3. The leftover filter 17 collects leftovers (side dishes left after eating, rice, fish bones, etc.) washed from the dishes.

Reference numeral 7 is a cleaning pump provided at the bottom of the main body 1, which sucks the water in the cleaning tank 3 to clean the cleaning nozzle body 5.
Supply to. Reference numeral 8 denotes a drainage pump provided at the bottom of the main body 1, which sucks the water in the cleaning tank 3 and discharges it to the outside of the main body 1. The washing pump 7 and the drainage pump 8 suck water from the recess in the bottom of the washing tank 3 through the residual food filter 17. The cleaning pump 7 circulates and supplies the cleaning water to the cleaning nozzle body 5, and the drainage pump 8 also serves as a drainage valve, and drains the water after cleaning when operating. Reference numeral 9 is a blower as a part of the drying means, which circulates dry air or warm air in the washing tank 3.

Water is supplied to the cleaning tank 3 by opening the water supply valve 10. The water level of the supplied water is detected by obtaining a trip point and a reset point by the water level detecting device 11 using a float. The temperature of the washing water and the temperature of the drying air in the washing tank 3 are detected by the thermistor 12. Also,
An operation unit 13 for performing various operations of the dish washer / dryer W is provided at the lower front portion of the main body 1.

The operation of the dishwasher W will be described below with reference to FIG.
And it demonstrates based on FIG. In FIG. 2, reference numeral 24 is a microcomputer as detecting means and water supply instructing means, and 26 is another key group. Further, 27 is a progress indicator group, 28 is a course indicator group, and 29 is a buzzer, and these function as an informing means. First, the washing process is executed according to the course selected by the selection key 25 of the operation unit 13 (S-1). Next, drainage is started (S-
Along with 2), the time required for drainage (drainage time) is measured (S-3). This drainage time is the time until the reset signal is input from the water level detection device 11 after operating the drainage pump 8.

When the measured drainage time (measurement time) is longer than or equal to a complete time (a time when the residual food filter 17 is completely blocked, that is, it is determined that drainage is impossible. For example, 60 seconds), or ( S-4), operation is stopped (S-5). Then, the progress indicator group 2 is displayed as a complete notification, which is a notification that the residual food filter 17 is completely clogged.
7, the course display group 28 and the buzzer 29 (S-6). By this notification, the user can set the leftover filter 1
You will be prompted to clean 7.

On the other hand, when the measured drainage time is complete, that is, shorter than the time (S-4), it is determined whether the drainage process is completed (S-7). Then, if the drainage process is not completed, the drainage time is measured again (S-3).

If the drainage process is completed, the drainage time is compared with the time (time until the leftover filter 17 is in a clogged state, for example, 40 seconds) (S-8). Then, when the drainage time is longer than or equal to the time, that is, the remaining steps such as rinsing and drying are normally executed (S-9). After that, the water supply valve 10 is opened, and water is again supplied to the cleaning tank 3 up to the water level where the residual food portion of the residual food filter 17 is immersed (S-10).

Next, the soaked filter 1 is allowed to stand for a certain period of time, for example, 10 minutes (S-11) while being immersed in this water.
Smoke the residual food collected in 7 with water. After that, the progress indicator group 27, the course indicator group 28 and the buzzer 29 give a notification indicating that the residual food filter 17 has been blocked (S-12). This notification prompts the user to clean the residual food filter 17.

In (S-8), if the drainage time is shorter than the time, that is, the remaining steps such as rinsing and drying are normally executed (S-13), and then the completion notification (S-).
14) is performed.

In this dishwasher / dryer W, the clogging of the residual food filter 17 is notified before the drainage becomes impossible, and the user is prompted to clean the residual food filter 17. The operation stop due to the inability to drain water can be eliminated. After the completion of the drying process, the water supply valve 10 is opened by the water supply instructing means to supply water to the cleaning tank 3, the residual food filter 17 is dipped in water, and the residual food collected by the residual food filter 17 is collected. Since the water is wiped with water, cleaning of the residual food filter 17 becomes easy.

[0020]

Since the tableware washer / dryer according to the present invention is constructed as described above, it is possible to notify the drainage failure before the drainage becomes impossible due to the residual dish and the cleaning of the filter for the residual dishes. Can be done easily.

[Brief description of drawings]

FIG. 1 is a structural explanatory view of a dishwasher / dryer according to an embodiment of the present invention.

FIG. 2 is a block diagram of the dishwasher.

FIG. 3 is a flowchart showing the operation of the dishwasher / dryer.

[Explanation of symbols]

1 Dishwasher main body 2 Door 3 Washing tank 4 Dish basket 5 Washing nozzle body 6 Seesheater (drying means) 7 Washing pump 8 Drain pump 9 Blower (drying means) 24 Microcomputer (detecting means) 27 (Water supply instructing means) 27 Progress indicator group (informing means) 28 Course indicator group (informing means) 29 Buzzer (informing means)

Claims (1)

[Claims] 1. A box-shaped main body, a cleaning tank provided inside the main body, a tableware basket provided inside the cleaning tank for storing dishes, and water in the cleaning tank provided inside the main body Pump, a cleaning nozzle body connected to this pump for injecting water sucked by the pump toward the dish basket, and a residual food filter provided inside the cleaning tank for collecting residual food washed off from the dish , And a drying means provided inside the main body for drying the washed dishes, and further, when the residual food is collected by the residual food filter, the amount of discharged water per unit time decreases and reaches a predetermined value. Detecting means for detecting, water supply instructing means for instructing to supply water for immersing the residual food filter to the washing tank after the drying process based on the detection result by the detecting means, and notifying that the drainage amount has reached a predetermined value Report Dishwashing dryer comprising and means.