KR20070015711A - Dish washer comprising prevention structure of water leakage - Google Patents

Abstract

Dishwasher provided with a leak-proof structure according to the present invention tub; A door rotatably coupled to the front surface of the tub and including a door cover exposed to the outside and a door liner installed on an inner side of the door cover; A pad installed on one side of the door liner; and a gasket installed on an inner surface of the tub and oscillated by magnetism.

According to the configuration of the dishwasher provided with a leak-proof structure as proposed, the gasket installed in the tub is in close contact with the door when the door is closed, there is an advantage that the water leakage does not occur.

In addition, by preventing the gasket from being removed from the tub, there is an advantage that the leakage of the washing water is prevented.

In addition, the gasket is installed in a structure that is swinging at a predetermined distance to the end of the tub, there is an advantage that the shape of the gasket does not deform.

Dishwasher, leakproof, gasket

Description

Dish washer comprising prevention structure of water leakage}

1 is a perspective view of a dish washer according to the spirit of the present invention.

2 is a cross-sectional view of the dishwasher according to the spirit of the present invention.

3 and 4 are cross-sectional views taken along line II ′ illustrating a leak prevention structure according to the spirit of the present invention.

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

20 tub 21 gasket support 22 latching jaw

23: gasket

The present invention relates to a dishwasher, and more particularly, to a dishwasher having a leakage preventing structure capable of preventing the washing water from leaking to the outside of the door through a gap between the tub and the door during operation of the dishwasher. .

In general, the dishwasher is a home appliance for cleaning the food residue on the surface of the dish by the high-pressure washing water sprayed from the spray nozzle.

In detail, the dishwasher includes a tub in which a washing tank is formed and a sump mounted on the bottom of the tub to store washing water. In addition, a detergent inlet for introducing a predetermined amount of detergent is formed in the inner surface of the door, and a predetermined amount of detergent is supplied into the detergent inlet.

In addition, the washing water is moved to the injection nozzle by the pumping action of the washing pump mounted inside the sump, the washing water moved to the injection nozzle is injected at a high pressure through the injection hole formed in the injection nozzle end. In addition, the washing water sprayed at a high pressure hits the surface of the tableware, and dirt, such as food residues on the tableware, falls to the bottom of the tub.

In addition, the lower nozzle is provided on the upper surface of the sump, the lower nozzle is formed on the bottom surface of the washing tank to spray the washing water to the upper side, the upper nozzle located in the substantially center portion of the inside of the tub, and formed on the ceiling of the tub vertically downward Top nozzle for spraying the washing water is included.

In addition, the tub is provided with a gasket for preventing a leak of water from being washed by the operation of the nozzle in a portion in contact with the door. In other words, the gasket is installed at the front end of the tub.

On the other hand, the gasket is not completely fixed in close contact with the door, there is a problem that the wash water leaks into the gap between the door and the gasket.

In addition, the gasket is not completely fixed to the tub, there is a problem that can be removed from the end of the tub.

In addition, when the gasket is removed from the tub, the washing water leaks to the outside of the door.

In addition, the gasket is forcibly inserted into and fixed to the end of the tub, there is a problem that the wash water leaks to the outside of the door even when the shape of the gasket is deformed.

The present invention is proposed in order to solve the above problems, an object of the present invention is to propose a dish washer provided with a leak-proof structure in which the water is not in close contact with the door when the door is closed.

In addition, it is an object of the present invention to propose a dish washer provided with a leak-proof structure that prevents the gasket from being removed from the tub, thereby preventing the phenomenon of water leakage.

In addition, an object of the present invention is to propose a dish washer provided with a leak-proof structure to prevent the gasket from being deformed by being installed in a fluid structure at the end of the tub.

Dishwasher provided with a leak-proof structure according to the present invention for achieving the above object is a tub; A door rotatably coupled to the front surface of the tub and including a door cover exposed to the outside and a door liner installed on an inner side of the door cover; A pad installed on one side of the door liner; and a gasket installed on an inner surface of the tub and oscillated by magnetism.

According to the configuration of the dishwasher provided with a leak-proof structure as proposed, the gasket installed in the tub is in close contact with the door when the door is closed, there is an advantage that the water leakage does not occur.

In addition, by preventing the gasket from being removed from the tub, there is an advantage that the leakage of the washing water is prevented.

In addition, the gasket is installed in a structure that is swinging at a predetermined distance to the end of the tub, there is an advantage that the shape of the gasket does not deform.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the spirit of the present invention is not limited to the embodiments presented, and other embodiments included within the scope of other inventive inventions or the scope of the present invention can be easily made by adding, changing, or deleting other elements. I can suggest.

1 is a perspective view of a dish washer according to the spirit of the present invention, Figure 2 is a cross-sectional view of the dish washer according to the spirit of the present invention.

1 and 2, the dishwasher according to the present invention forms the appearance and the front opening of the case (1), the tub 20 in which the washing tank is accommodated therein, the front opening of the case (1) And a control panel 3 provided above the door 2 to display and control the operation of the dishwasher.

In addition, the dishwasher is mounted on the bottom of the tub 20, the sump 16 for storing the wash water, the sump 16 is provided in the inner surface of the door (2), detergent Detergent inlet is inserted, and the door liner 5, such as a blowing fan is included.

In detail, an upper end pad 6 made of a magnetic material is installed at an upper end of an inner surface of the door liner 5, and a side pad 7 is installed at a side thereof. However, the side pad 7 may not be installed as necessary.

In addition, the pads 6 and 7 may be installed on the inner surface of the door liner 5 so as not to be exposed to the outside.

In addition, a gasket 23 made of a magnetic material is installed on the front edge of the tub 20 so as to contact the door liner 5 so that the washing water does not leak to the outside. In this case, the gasket 23 is preferably installed in consideration of the positions of the upper pad 6 and / or the side pad 7.

In more detail, the gasket 23 is installed to swing by magnetism with the pads 6 and 7, and comes into contact with the pads 6 and 7 when the door 2 is closed.

In addition, the dishwasher includes a water guide 19, which is a path for the washing water pumped from the washing pump 30, and a lower nozzle 15 provided on the upper side of the sump 16 to spray the washing water upward. ), An upper nozzle 14 attached to one upper side of the water guide 19, extending to a central portion of the washing tank, and a top nozzle formed on the ceiling of the tub 20 to spray washing water in a vertical direction ( 24).

In addition, the upper rack 11 is mounted on the upper side of the upper nozzle 14 so that the dishes are washed by the upper nozzle 14, and the lower nozzle 15 so that the dishes are washed by the lower nozzle 15. It further includes a lower rack 12 mounted on the upper side of the).

In detail, the door 2 is rotatably coupled to the case 1 by a hinge (not shown). In addition, an exhaust fan is formed at a predetermined position of the door 2 so that hot air, which is formed inside the tub 20 in the drying process, is forcibly discharged to the outside.

In addition, the upper rack 11 is supported by the rail 13 provided on the inner surface of the tub 20 to perform the front and rear movement.

Hereinafter will be described the operation of the dishwasher according to the present invention.

First, the user opens the door 2 of the dishwasher and pulls the upper rack 11 and / or the lower rack 12 out of the washing tank. After storing the dishes in the racks 11 and 12, the door 2 is closed.

In addition, a gasket 23 installed at the front end of the tub 20 is attached to the pads 6 and 7 by magnetism.

On the other hand, when power is applied to the dishwasher and the washing step is performed, the washing water is introduced into the sump 16, and when the washing water inflow step is completed, the washing motor 31 is operated. In addition, by rotating an impeller (not shown) provided in the washing pump 30 axially connected to the washing motor 31, the washing water is alternately pumped to the lower nozzle 14 or the water guide 19. .

In addition, the wash water pumped to the water guide 140 is finally moved to the top nozzle 155, the upper nozzle 150 is injected into the washing tank. In addition, the dishes stored in the racks 120 and 130 are washed by the sprayed washing water.

In the process of spraying the washing water, the gasket 23 is tightly fixed to the pads 6 and 7, thereby preventing the washing water from leaking to the outside of the door 2.

In addition, the dirty washing water collected in the sump (16) during the washing process is filtered foreign matter by the filter. In addition, the washing water filtered with foreign matter is discharged to the outside of the dishwasher through a drain pump when the washing step is finished and the draining step is started.

In addition, when the washing water is discharged to the outside, clean washing water is introduced into the sump 16 again through an inlet, and sprayed through the spray nozzles 14 and 15 in the same manner as the washing step. The dishware is rinsed by the sprayed clean water.

In addition, when the rinsing step is completed, by going through the drying step, the washing operation is completed.

Fig. 3 is a cross-sectional view taken along the line II 'of the present invention for preventing the leakage of the door before the door is closed, and Fig. 4 is a cross-sectional view taken along the line II' of the leak-proof structure of the present invention when the door is closed.

3 and 4, the leak prevention structure of the present invention is the top pad 6 installed on the inner surface of the door liner 5, the gasket support 21 is provided on the tub 20 lower side, and the gasket A locking jaw 22 is installed at one end of the support part 21, and a gasket 23 positioned at an upper portion of the locking jaw 22 is included.

In detail, the gasket support 21 is installed at the lower side of the tub 20, so that the gasket support 21 is coupled by welding or bolts so as not to be detached from the tub 20.

In addition, the locking step 22 provided at one end of the gasket support 21 is formed to protrude a predetermined length upwards. In addition, the locking jaw 22 is installed to a suitable size so that the gasket 23 swings back and forth, and prevents the gasket 23 from being removed from the tub 20 by the locking jaw 22. do.

In addition, the gasket 23 is provided in a substantially 'n' shape having a side bent surface with a predetermined bent portion, and is sized to be swung by magnetic contact with the upper pad 6 installed in the door liner 5. It is preferable to install.

In addition, an upper end pad 6 is installed at an inner upper end of the door liner 5, and the upper pad 6 protrudes from an inner side surface of the door liner 5 or of the door liner 5. It may be formed to be inserted by a predetermined depth from the inner surface.

In more detail, the gasket 23 and the upper pad 6 may be made of a rubber magnet having excellent airtight effect while generating magnetic force. In addition, both the gasket 23 and the upper pad 6 are made of rubber magnets, or only one of the gasket 23 and the upper pad 6 is made of rubber magnets, and the other is magnetized by the rubber magnet. It may be made of a material that can be derived.

If only the top pad 6 is made of a rubber magnet and the gasket 23 is made of a material which can be magnetically induced by the rubber magnet, the gasket 23 is the top pad 6. It is preferably formed to such an extent that it can be oscillated by a magnetic field derived from it.

On the other hand, the operation of the leak-proof structure when the door 2 is closed in the open state will be described.

When the door 2 is closed, the gasket 23 is moved to the right by a predetermined distance in the drawing, that is, the front of the tub 20 by the magnet induced between the upper pad 6 and the gasket 23. do.

In addition, the gasket 23 is attached to the upper pad 6 so that the washing water sprayed at a high pressure while driving the dishwasher hits the gasket 23. Therefore, the washing water is not leaked to the outside of the door 2 by the gasket 23 to prevent leakage of the washing water.

When the door 2 is opened again, the gasket 23 is supported by the locking jaw 23 to be separated from the upper pad 6.

In this way, the phenomenon that the washing water sprayed at high pressure during the washing of the dishes by the dishwasher having the leak preventing structure is leaked to the outside of the dishwasher.

According to the configuration of the dishwasher provided with a leak-proof structure as proposed, the gasket installed in the tub is in close contact with the door when the door is closed, there is an advantage that the water leakage does not occur.

In addition, by preventing the gasket from being removed from the tub, there is an advantage that the leakage of the washing water is prevented.

In addition, the gasket is installed in a structure that is swinging at a predetermined distance to the end of the tub, there is an advantage that the shape of the gasket does not deform.

Claims (11)

Tub; A door rotatably coupled to the front surface of the tub and including a door cover exposed to the outside and a door liner installed on an inner side of the door cover; A pad installed at one side of the door liner; And a gasket installed on an inner surface of the tub and oscillated by magnetism. The method of claim 1, The dishwasher having a leak-proof structure, characterized in that the gasket is in close contact with the pad by the magnet between the gasket and the pad. The method of claim 1, And the pad is attached to an inner side or an outer side of the door liner. The method of claim 1, A hole of a predetermined size is formed on one side of the door liner, The dishwasher having a leak-proof structure, characterized in that the pad is inserted in close contact with the hole. The method of claim 1, And the gasket and / or the pad are made of a rubber magnet having a magnet having a predetermined size. The method of claim 1, On the inner side of the tub is provided a gasket support for supporting the gasket, At one end of the gasket support portion is a dishwasher having a leakage preventing structure, characterized in that the bending step is extended to prevent the gasket from being removed from the gasket support. The method of claim 1, At one end of the gasket support portion, the locking jaw is extended and bent, The gasket has a cross-sectional side of the n-shape, the dishwasher is provided with a leakage preventing structure, characterized in that the front and rear fluctuation is adjusted by the locking step. The method of claim 1, A gasket support part for supporting the gasket is installed below the tub, At one end of the gasket support portion, the dishwasher is provided with a leakage preventing structure, characterized in that the locking jaw is installed to prevent the gasket is shaken and removed. The method of claim 1, And a gasket and / or a pad are made of a magnetic material. The method of claim 9, The gasket is a dish washer provided with a leak-proof structure, characterized in that the swinging forward and backward from the front of the tub by the magnetic force generated from the pad. The method of claim 9, And the gasket is surrounded by a front inner circumferential surface of the tub.

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