KR19980031172A - How to clean the washroom of the dishwasher - Google Patents

Abstract

The present invention is to clean the food waste or foreign matter separated from the tableware after the completion of the washing, rinsing, drying process of a series of washing operations so as not to remain in the washing chamber, the food waste or foreign matter remaining in the washing chamber during dish washing The present invention relates to a cleaning chamber cleaning method of a dishwasher which prevents re-contamination of the utensils caused by odor or bacteria.

According to the present invention, when the washing, rinsing, and drying strokes of a series of washing strokes are completed, it is determined whether the washing chamber cleaning stroke is selected, and when the washing chamber cleaning stroke is not selected, the dishwasher is turned off, and the washing chamber When the cleaning administration of the selected, the washing detergent is added, the washing water is supplied to the washing water and heated to the washing water spray to wash, and when the washing is completed, rinsing the predetermined number of times while supplying cold water and the rinsing is completed When it is dried, food waste and foreign matters do not stick or remain in the washing room after the completion of dishwashing, thereby providing an effect of preventing re-contamination of dishes from odor or bacteria during dishwashing.

Description

How to clean the washroom of the dishwasher

The present invention relates to a method of cleaning a washing chamber of a dishwasher, and in particular, by cleaning the food waste or foreign matter separated from the dishes after completion of a series of washing operations, such as washing, rinsing and drying, The present invention relates to a cleaning method of a washing room of a dishwasher which prevents recontamination of dishes left by food waste remaining in the washing room or an odor or bacteria caused by foreign substances.

In general, a dishwasher is a device for washing food debris on a tableware after a meal, and the dishwasher supplies the washing water to a predetermined level while placing the dishes to be cleaned in a washing room, and then drives a heater and a pump. The heated washing water is heated, and the heated washing water is pumped by the pump, and then sprayed on the dish through a spray nozzle to separate and clean the food dregs on the dish. After the washing is completed, the cold water is supplied. While spraying the cold water to the tableware, rinse food waste or detergent on the tableware, and after completion of the rinsing, the cold water to be heated is heated, and the tableware is heated with this heated hot water to heat the tableware, and then into the latent heat of the tableware. A series of washing cycles to dry the dishes.

As such, when washing dishes by a series of washing strokes, the food waste and foreign substances are discharged together with the contaminated washing water generated during the washing stroke in a series so that the food waste and foreign substances separated from the dishes remain in the washing chamber. Although a series of washing administrations are performed, food waste or foreign matter separated from the dish is often attached to the wall of the washing tank by water pressure sprayed, and food waste and foreign matter attached to the wall of the washing chamber are washed and When rinsing is unable to relax from the wall of the washing chamber due to the spraying pressure, food waste and foreign matters stuck to the wall of the washing chamber by latent heat during drying cause odors due to decay of food waste and foreign substances due to proper moisture in the washing chamber. In addition to making it a breeding ground for bacteria, After the information is complete, it should be cleaned and washed clean silreul available it is possible to prevent re-contamination with bacteria and odor on dishes being washed in the next three.

Nevertheless, the conventional dishwasher does not have a separate cleaning course for cleaning the cleaning room after a series of cleaning administration, the user hassle and inconvenience in using the cleaning room after a series of cleaning administration. There was a problem giving.

An object of the present invention is to clean the inside of the washing chamber while performing a series of washing, washing, rinsing, drying stroke while putting the washing detergent into the washing chamber when the washing, rinsing, drying stroke is a series of washing stroke, Food waste and foreign matter do not stick or remain in the inside of the washing room to prevent re-contamination of the dishes from smell or bacteria during dish washing.

Another object of the present invention is to provide a convenience in the use of the dishwasher by preventing the user from cleaning the washing chamber after the completion of the series of washing administration.

In order to realize the above object, the present invention determines whether a washing chamber cleaning stroke is selected when a series of washing strokes of washing, rinsing, and drying strokes are completed. When the cleaning administration of the washing chamber is selected, the washing detergent is added, the washing water is supplied, the washing water is supplied to the washing water and sprayed while heating to the washing water temperature to wash the washing chamber of the washing machine. After rinsing the number of times is characterized in that the rinse is completed to dry.

1 is a schematic control block diagram of a dishwasher used in the present invention

Figure 2 is a flow chart for the cleaning room cleaning method of the present invention dishwasher

Explanation of symbols on the main parts of the drawings

A; Operation signal input section; Micom

All ; Sudden drainage drive; Water level detector

E; Pump driving part; Heater drive part

Four; Water temperature sensing department

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

1 is a schematic control block diagram of a dish washing machine used in the present invention, the operation signal input unit for setting and inputting a series of washing, rinsing, and drying stroke operation signals for a dish to be washed during dish washing. And the microcomputer (b) which controls the respective driving units by controlling the inputted driving signal by a predetermined program, and outputting the controlled signal. (D) a water supply and drainage unit for draining the water supplied to the washing chamber and the water supplied to the washing chamber according to a control signal of (c), and a water level sensing unit for detecting the water level of the water and the water drained from the water supply and drainage unit (c); And, when the water supply is completed by a predetermined level by the water level detection unit (D), the pump driving unit (e) for washing and rinsing the dishes while spraying the pumped washing water by pumping the washing water; A heater driver (bar) for heating the washing water supplied by the drain driver (c) to a predetermined water temperature according to the control signal of the microcomputer (b) or drying the dishes after the washing and rinsing is completed, and the heater driver (bar) It consists of a water temperature sensing unit (4) to detect the water temperature and drying temperature of the washing water heated in.

Figure 2 is a flow chart for the washing room cleaning method of the dishwasher of the present invention, a series of washing administration completion determination step (20) to determine whether the initial washing, rinsing, drying operation of a series of washing strokes, and the If a series of washing strokes is completed in the series of washing stroke determination stages 20, a cleaning stroke selection judging step 21 for judging whether a washing chamber cleaning stroke signal is selected and inputted, and the cleaning stroke selecting judging step 21 If the washing room cleaning administration signal is not selected in the), if the dishwasher stop step 22 of turning off the power of the dishwasher and stopping, and the cleaning room cleaning administration signal is input in the cleaning administration selection decision step 21, Cleaning detergent input step (23) for introducing a detergent to remove mold, bacteria, odors in the cleaning room, and if the cleaning detergent input is completed in the cleaning detergent input step (23) to a predetermined washing level A water supply step 24 for supplying the washing water, a water supply level completion determination step 25 for determining whether the water supplied in the water supply step 24 is completed at a predetermined washing water level, and the water supply level completion determination step 25 When the water supply is completed at the predetermined level, the heater and the pump are driven to heat the washing water supplied to the predetermined washing water temperature, and to spray the heated washing water to the dishware for a predetermined time (17 minutes). The washing step 26 for washing, and the washing completion determination step 27 for determining whether the washing in the washing step 26 has reached a predetermined washing completion time, and the washing in the washing completion determination step 27 When it is completed, the rinsing step 28 to rinse a predetermined number of times (three times) while spraying the rinsed water after draining the washing water and the cold water, and the rinsing in the rinsing step 28 is completed a predetermined number of times Judging When the rinsing completion step 29 and the rinsing is completed in the rinsing completion determination step 29, the rinsing water is drained, and the drying step 30 to dry and complete for a predetermined time with a latent heat while supplying and heating the washing water. To be done.

Referring to the operation of the present invention made as described above are as follows.

First, after the meal is finished, put the dishes in the washing room of the dishwasher to wash the dishes with food residues. Then, the microcomputer (b) applies a predetermined program to a series of cleaning, washing, rinsing and drying operations. The washing water is washed with water supply heating, and after the washing is completed, rinse a predetermined number of times while supplying cold water, and after completion, the washing water is heated to heat the dishes and proceed to dry with latent heat.

As described above, while a series of washing administrations are in progress, the microcomputer (b) goes to a series of washing administration completion determination stages 20 to determine whether the series of washing administrations in progress is completed. If it is not completed, the process continues until the completion. On the other hand, if a series of washing strokes is completed, the microcomputer (b) goes to the cleaning administration selection step 21 and a series of cleaning strokes for cleaning the washing chamber is provided. If it is determined that the selection has been input, and if the washing chamber cleaning administration signal is not input, the process goes to the dishwasher stop step 22 and the dishwasher is turned off and stopped, while the washing chamber cleaning administration signal is selected. If the micom (b) to go to the washing detergent input step (23) to clean the washing room, the food is fixed to the wall of the washing room Detergent to wash off or foreign matter is put, and then go to the water supply step 24 to control the water supply and drain drive (C) to supply the washing water to the washing water to the washing water level, then the water supply level completion determination step (25) The water level detection unit (d) controls the water level to determine whether the water supply is completed at a predetermined washing level, and if the water level is not supplied to the predetermined washing level as a result of the determination, the microcomputer (b) The water supply and drainage driving unit (C) is controlled until water supply is completed at a predetermined level, and then water is supplied. Subsequently, when the water supply level is completed at a predetermined washing level, the microcomputer (b) washes step 26. Go to to control the heater drive unit (bar) to heat the water supplied washing water until the predetermined washing water temperature, while controlling the water temperature sensing unit (g) to sense the washing water temperature heated While heating, while controlling the pump drive unit (e) to pump the water supplied washing water to wash food debris and foreign matter adhered to or attached to the wall of the washing room, washing for a predetermined time (17 minutes) Will proceed.

While washing the wall of the washing chamber as described above, the microcomputer (b) goes to the washing completion determination step 27 to determine whether the predetermined washing time (17 minutes) is completed, if not completed at this time Continue to wash until the washing time is completed, the microcomputer (b) to go to the rinsing step 28 to control the water supply and drainage drive (c) to drain and complete the contaminated washing water is complete In addition, while controlling the pump driving unit (e) while supplying the cold water to the washing water level, the rinsing is performed while spraying the cold water onto the wall of the washing chamber, and the rinsing is performed a predetermined number of times.

As the rinsing proceeds as described above, the microcomputer (b) goes to the rinse completion judging step 29 to determine whether the rinsing is completed a predetermined number of times, and if the rinsing is not completed, rinsing the predetermined number of times. Rinse proceeds until the completion of the predetermined number of times, if the rinse is completed the predetermined number of times in the microcomputer (b) go to the drying step 30 to control the water supply and drainage for a predetermined time (15 minutes) to supply water to the washing water level and By controlling the heater driving part (bar) and heating while controlling the water temperature sensing part (g) until the supplied washing water reaches a predetermined washing water temperature, and controlling the pump driving part (e) to pump the water supplied washing water By spraying on the wall of the washing machine, the inner wall of the washing chamber is heated, the outside air is sucked in, and the washing chamber is dried by latent heat.

As described above, according to the present invention, when the washing, rinsing, and drying strokes of a series of washing strokes are completed, the washing machine cleaning stroke is judged to be selected, and when the washing chamber cleaning stroke is not selected, the dishwasher is turned off. When the cleaning administration of the washing chamber is selected, a washing detergent is added, the washing water is supplied, the washing water is sprayed and heated while being heated to the washing water temperature, and when the washing is completed, the water is rinsed a predetermined number of times after the washing is completed. When the rinsing is completed by drying, it is possible to prevent food waste and foreign matter from sticking or remaining inside the washing room after the dish washing is completed, thereby preventing re-contamination of the dishes from the smell or bacteria during the dish washing machine.

Claims (1)

Initially, if a series of washing strokes is completed by determining whether a series of washing strokes, washing, rinsing, and drying strokes are completed, it is judged whether a washing chamber cleaning stroke signal is selected and input, and thus no washing chamber cleaning stroke signal is selected. If the washing machine is turned off and stopped, and the cleaning chamber cleaning administration signal is input, the detergent is added, the washing water is supplied to the predetermined washing water level, and the heater and the pump are driven to heat the supplied washing water to the predetermined washing water temperature. In addition, the heated washing water is sprayed into the washing room to wash the inner wall for a predetermined time, and after completion of water supply, and then cold water is supplied, followed by rinsing with a predetermined number of times while spraying the rinsed water and then watering and heating the washing water. While washing for a predetermined time with a latent heat and drying the inner wall of the washing room, washing of the dishwasher How to clean the chamber.