KR100816907B1 - Dish washer controlling method for the same - Google Patents

Abstract

Dishwasher according to the invention tub is accommodated and one side is opened dish; A door for selectively sealing the opening of the tub; A steam generator provided outside the tub to generate steam; A steam discharge part for discharging steam generated by the steam generator into the tub; And an exhaust fan for forcibly blowing air to the steam discharge unit side.

According to the present invention, since physical, chemical, and biological washing can be performed satisfactorily at the same time, the use efficiency of the dishwasher can be improved. In addition, since the steam flows in a specific direction by the action of the exhaust fan, there is an advantage that can obtain a specific space in which the sterilization operation is performed inside the dishwasher.

Dishwasher, Steam

Description

Dishwasher and dishwasher control method {Dish washer controlling method for the same}

1 is a perspective view of a dishwasher according to the present invention.

Figure 2 is a perspective view of the open door of the dishwasher according to the present invention.

3 is a cross-sectional view of II ′ of FIG. 1.

4 is a cross-sectional view taken along line II-II 'of FIG. 2;

5 and 6 are diagrams illustrating the relationship between the damper and the exhaust fan, FIG. 5 illustrates a state in which steam is circulated inside the tub, and FIG. 6 illustrates a state in which steam is discharged inside the tub. .

<Explanation of symbols for the main parts of the drawings>

1 Case 2 Door 3 Control Panel 4 Door handle

5 power switch 6 steam outlet 7 function control panel

8 display unit 20 steam generator 21 steam supply flow path

33: sterilization box 36: door euro 37: damper

The present invention relates to a dishwasher, and more particularly, to a dishwasher having a steam generator built in the dishwasher. More specifically, the present invention relates to a method of controlling a dishwasher and a dishwasher in which high temperature steam is supplied to an inner space of the dishwasher, thereby increasing the function of the dishwasher and improving the washing efficiency of the dishwasher.

In general, a dishwasher is a device in which washing water is sprayed at a high pressure inside a tub, and the sprayed water comes into contact with the dishes so that foreign substances such as food residues on the surface of the dishes are washed. The food waste is filtered out of the filter so that the washing water is recycled, and the detergent is released in the washing water so that the food waste falls smoothly.

On the other hand, in order to further improve the original function of such a dishwasher, the following cleaning efficiency of the dishwasher has been proposed more methods.

First, a method of improving the washing efficiency of the dishwasher by heating the washing water to better loosen the detergent has been proposed, and solid food waste such as rice is smoothly removed by the high temperature washing water.

In addition, since the administration of the dishwasher is divided into pre-washing and main washing, and food waste is called in the pre-washing section, dish washing is performed more reliably. In addition, by irradiating ultraviolet rays to the washed dishes, a way to suppress the growth of bacteria has been proposed.

However, even with the conventional method, there is a problem in increasing the efficiency of dish washing. In particular, when rice used as a staple food of Asians is buried in tableware, food waste is not easily washed, and washing efficiency becomes more problematic. This problem is not completely solved even if the soaking operation of food waste is performed by the hot washing water. Furthermore, since the operation called takes a lot of time, there is a problem that the stroke of dishwashing becomes that long.

Due to this problem, there is a problem that the washing efficiency of the dishwasher is lowered.

The present invention has been proposed in order to solve the above problems, by allowing food waste to be stuck to the dishwasher to be smoothly removed, an object of the present invention is to propose a method of controlling the dishwasher and dishwasher to improve the washing efficiency of the dishware. do.

In addition, it is an object of the present invention to propose a control method of the dishwasher and the dishwasher so that the dishwashing operation is shortened by the quick operation, so that the user's convenience is further improved.

In addition, it is an object of the present invention to propose a method of controlling a dish washer and dish washer by applying a high concentration of steam to a specific space inside the tub.

Dishwasher according to the present invention for achieving the above object is a dish is accommodated and one side opening tub; A door for selectively sealing the opening of the tub; A steam generator provided outside the tub to generate steam; A steam discharge part for discharging steam generated by the steam generator into the tub; And an exhaust fan for forcibly blowing air to the steam discharge unit side.

According to another aspect of the present invention, a method of controlling a dishwasher is characterized in that after the dishes are accommodated in the tub, steam is guided to the sterilization space inside the tub by the operation of the fan to sterilize the dishes.

According to the present invention, it can be expected that the washing efficiency of the dish can be improved, and the washing stroke of the dish can be shortened by that, thereby improving the user's convenience. In addition, since the steam supplied to the inside of the tub can quickly spread the entire space inside the tub, there is an advantage that the operational reliability of the steam supply structure is improved.

Hereinafter, with reference to the drawings will be described in detail a specific embodiment of the present invention. However, the spirit of the present invention is not limited to the embodiments supported by the accompanying drawings, and those skilled in the art who understand the spirit of the present invention can add, change, delete, and remove other embodiments that fall within the scope of the same idea. It may be easily proposed by addition.

1 is a perspective view of a dishwasher according to the present invention.

Referring to FIG. 1, the dishwasher includes a case 1 having an appearance and opening at the front, a door 2 for sealing the opened front of the case 1, and an upper side of the door 2. A control panel 3 for displaying and controlling the operation of the dishwasher is included.

In detail, the control panel 3 includes a power switch 5 for turning on / off the power of the dishwasher, a door handle 4 for opening and closing the door 2, and a dishwasher according to a user's instruction. A function operation unit 7 in which a predetermined operation is performed, a display unit 8 in which an operation state of the dishwasher is displayed, and a steam outlet 6 through which hot air is discharged inside the dishwasher are provided.

2 is a perspective view of an open state of the door of the dishwasher according to the present invention.

Referring to FIG. 2, a tub 18 in which the washing water is accommodated is disposed inside the dishwasher, and a sump 16 is disposed below the tub to collect the washing water and to filter the foreign material.

In detail, the tub 18 has a plurality of shelves 11 and 12 separated up and down, and nozzles 14 and 15 for spraying washing water toward the respective shelves 11 and 12. 24) is formed. In addition, the rail 13 supporting the movement of the tub 18 extends in the front-rear direction from the side surface of the tub 18. In addition, a filter 17 is disposed below the tub 18 so that foreign matter is filtered out of the washing water passing through the filter 17.

In addition, one side of the tub 18 is provided with a washing water passage 19 for supplying washing water to the upper nozzle 14.

In addition, the door 2 is coupled to the case 1 by a hinge (not shown) at the lower end of the door 2, and can be rotated up and down about the hinge by a user's operation. In addition, an exhaust fan 9 may be formed at a predetermined position of the door 2 to allow the internal air of the tub 18 to be forcibly discharged to the outside by the exhaust fan 9. In addition, a detergent inlet 10 through which a predetermined amount of detergent is introduced is formed on the inner surface of the Singapore door 2 so that a predetermined amount of detergent is supplied into the detergent inlet 10 when the dishwasher is operated.

3 is a cross-sectional view taken along line II ′ of FIG. 1.

Referring to FIG. 3, the dishwasher according to the present invention is connected to the outside of the tub 18 and the dishwasher so that water is supplied to the inside of the tub 18, and used for washing to contaminate the dish. A drain pipe passage 23 through which the washed water is drained, a steam generator 20 placed below the tub 18 to generate steam, and steam generated by the steam generator 20 is connected to the tub 18. A steam supply passage 21 is provided which serves as a connection pipe that is supplied to the inside.

In detail, a steam discharge portion 32 through which steam is discharged is formed at an end of the steam supply passage 21 on the upper surface of the tub 18 so that even if the washing water is injected into the tub 18, the steam supply passage Do not allow wash water to flow into (21). In addition, the steam supply passage 21 extends in the vertical direction from the inner side of the rear surface of the tub 18 in parallel with the washing water passage 19.

In addition, the water supply pipe line 22 is branched, and in order to control the amount of water supplied through the branched water supply line 22, the tub side valve 40 and the steam side valve 41 for opening and closing the water supply line 22. ) Is formed. The amount of water supplied to the tub side valve 40 to the tub side is controlled, and the amount of water supplied to the steam generator 20 side is controlled.

In addition, a sterilization box 33 is further provided to allow an adjacent space in which the steam discharge part 32 is placed at the upper portion of the tub 18 to be partitioned from another space inside the tub. The sterilization box 33 allows the steam discharged from the steam discharging unit 32 to be blown and applied, so that a complete sterilization operation is performed on the dishes accommodated in the sterilization box 33. And, each surface of the sterilization box 33 is provided with a through hole, so that the water droplets formed in the interior of the sterilization box 33 can be discharged to the outside. In addition, the front part of the sterilization box 33 is preferably opened in order to smoothly supply the steam introduced by the exhaust fan 9 into the sterilization box 33.

4 is a cross-sectional view taken along line II-II 'of FIG. 2, and illustrates a configuration of the sterilization box 33 and a relationship with neighboring portions thereof with reference to FIG. 4.

A locking jaw 35 is provided on an upper portion of the sterilization box 33, and an insertion rail 34 is formed on an upper surface of the tub 18 corresponding to the locking jaw 35. By this structure, when the user pushes the sterilization box 33 to the rear, the sterilization box 33 is accommodated, and when pulled forward, the sterilization box 33 can be pulled out. Of course, in order not to interfere with the spraying power of the washing water is normally sprayed, it would be preferable to leave the sterilization box 33 withdrawn. When the steam is discharged from the steam discharging unit 32 in a state where the dishes are stored in the sterilization box 33, the steam pan is pushed by the exhaust fan 9 to move toward the dishes. Can be sterilized.

This operation may have an effect equivalent to sterilizing the baby bottle in water by sterilization, and eliminates the inconvenience of sterilizing the baby bottle in the prior art.

The operation of the dishwasher according to the present invention as will be described briefly.

When the dishes are to be washed, first, the door 2 is opened, the dishes are stored in the shelves 11 and 12, the shelves are put in place, and the door 2 is closed. Of course, before closing the door (2) it can be put a certain amount of detergent or rinse in the detergent inlet (10).

Then, when the user operates the desired state of dish washing by operating the function operation unit 7 and starts the operation, the operation of the dish washing machine proceeds while the operating state of the dish washing machine is displayed on the display unit 8.

On the other hand, the operation of the dishwasher centering on the flow order of the washing water flowing in the tub 18, the washing water sprayed from the nozzles 14, 15, 24 is the shelf (11, 12) After washing the dishes placed therein, they fall downward and flow to the sump (16). A predetermined pump such as an impeller is placed inside the sump 16 to pressurize the washing water to be supplied to the nozzles 14, 15 and 24 again. In this way, while the washing water is circulated from the sump 16 to the nozzles 14, 15 and 24, food waste is filtered out by the filter 17 to prevent excessive washing or clogging of the nozzle. .

As described above, in any state in which the operation of the dishwasher is in progress, the steam generated by the steam generator 20 is further supplied to the tub through the steam supply passage 21. Therefore, it is expected to improve the operation reliability and efficiency of the dishwasher further obtained by the high temperature and high humidity characteristics of the steam.

In particular, when the steam discharge portion 32 is provided on the upper surface of the tub 18, even if the washing water is injected, the washing water does not have to be introduced into the conduit through the steam discharge portion 32, Operational reliability is improved. If the washing water flows into the steam discharge unit 32, food waste is also introduced into the steam supply passage 21 to the inside and may be broken.

In addition, the steam supply passage 21 extends in the vertical direction through the rear inner wall of the tub 18, so that the tub 18 is sealed.

The above describes a state in which the sterilization box 33 is not accommodated in the tub 18, and if the sterilization box 33 is accommodated in the tub 18, the steam discharging part 32 is provided. Since the sprayed steam is pushed by the exhaust fan 9 into the inner space of the sterilization box 33 and intensively supplied, tableware such as a baby bottle placed inside the sterilization box can be completely sterilized.

The configuration associated with the sterilization box 33 may be operated by a kind of course washing.

5 and 6 are diagrams illustrating a mutual relationship between the damper and the exhaust fan.

Referring to FIG. 5, the damper is moved to a position where the steam outlet 6 is blocked, and when the steam outlet 6 is blocked by the damper, the exhaust fan 9 reversely rotates to open the door passage ( Air is drawn from 6) and discharged into the tub 18.

Referring to FIG. 6, the damper 37 is moved to a position that blocks the door passage 36. When the door passage 36 is blocked by the damper 37, the exhaust fan 9 is positively positioned. By rotating the hot air drawn in the tub 18 to discharge the air through the steam outlet (6).

The state of FIG. 5 illustrates a state in which steam is widely spread in the entire internal space of the tub 18 while steam is discharged through the steam discharge unit 32. In addition, when the exhaust fan is rotated in reverse and air is supplied to the internal space of the tub 18, the supplied air carries and discharges steam discharged to the steam discharge unit 32. Therefore, the space on the extension line extending from the exhaust fan 9 and the steam discharge part 32 to the rear of the steam discharge part 32 may form a sterilization space 33.

As described above, the operation state shown in FIG. 5 may allow various functions to be performed.

In the state of FIG. 6, the internal air of the tub is discharged to the outside through the steam outlet 6, and the steam is discharged when the temperature is high because the steam is filled inside the tub. This can be done.

The steam supplied to the inside of the tub 18 through the steam generator 20 substantially exceeds the temperature of 100 degrees, which causes a lot of safety problems, so if the door is suddenly opened, burns may occur. In order to prevent this, the steam is gradually discharged. Further, when the user wants to quickly remove the dishes from the tub, the steam is forced to exhaust through the steam outlet 6, so that the internal temperature of the tub 18 drops rapidly, thereby more actively demanding the user. It can be satisfied.

 On the other hand, in any state in which the operation of the dishwasher, the steam generated in the steam generator 20 is further supplied to the tub through the steam supply passage (21). Therefore, it is expected to improve the operation reliability and efficiency of the dishwasher further obtained by the high temperature and high humidity characteristics of the steam.

Therefore, the hygiene of the kitchen can be further increased, and the use functionality of the dishwasher can be further increased.

According to the present invention, since physical, chemical, and biological washing can be performed satisfactorily at the same time, the use efficiency of the dishwasher can be improved.

In addition, since the steam flows in a specific direction by the action of the exhaust fan, there is an advantage that can obtain a specific space in which the sterilization operation is performed inside the dishwasher.

Claims (8)

The tub is accommodated and one side is opened; A door for selectively sealing the opening of the tub; A steam generator provided outside the tub to generate steam; A steam discharge part for discharging steam generated by the steam generator into the tub; And Dishwasher comprising an exhaust fan for forcibly blowing air to the steam discharge portion. The method of claim 1, The steam discharge unit is formed in the upper side of the tub dishwasher. The method of claim 1, A dishwasher comprising a sterilization box provided at the rear of the steam discharge unit. The method of claim 3, wherein The dishwasher is formed in the sterilization box a plurality of through-holes. The method of claim 1, The exhaust fan is a dish washer for discharging the air inside the tub to the outside. A tub in which tableware is accommodated; A door for selectively sealing the opening surface of the tub; An exhaust fan for circulating the internal air of the tub by force; And And a sterilization space provided in the blowing direction of the exhaust fan. And after the dishes are accommodated in the tub, the steam is guided to the sterilization space inside the tub by the operation of the fan to sterilize the dishes. The method of claim 7, wherein And a steam discharging unit for discharging steam between the sterilization space and the fan.

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