KR20020045814A - Structure for sealing of dish washer which is of drawer type - Google Patents

Abstract

PURPOSE: A closing structure of a drawer type dishwasher is provided to effectively improve a door type dishwasher in its water leakage structure by closely sealing a contact face between an upper portion of a washing vessel and a lower portion of a cabinet using a tube. CONSTITUTION: A closing structure of a drawer type dishwasher comprises a cabinet(120) having an upper opened structure in which a tableware is received and forming an appearance thereof, a washing vessel(110), and a tube(170). The washing vessel is installed in an opening of the cabinet and has an upper opened structure in which a tableware is received. The tube is installed to a lower portion of the upper face of the cabinet so as to close a contact face between the lower portion of upper face of the cabinet and the upper portion of the washing vessel.

Description

Structure for sealing of dish washer which is of drawer type}

The present invention relates to a structure for preventing leakage of the dishwasher, and more particularly, to a closed structure of the drawer type dishwasher for preventing the moisture containing dirt from the drawer dishwasher to the upper side of the washing tank.

1 is a perspective view of a conventional door dish washer.

Referring to FIG. 1, in the door type dishwasher, an operation panel 10 is installed at a lower portion of the front surface to adjust an operation state of the dishwasher from the outside, and is installed inside the dishwasher so that dishes such as plates may be placed. Look at the basket 20 and the door 30 is formed on the upper side of the operation panel 10 is rotated up and down about the central axis in order to open the front when the basket 20 exits. Can be.

In the conventional dishwasher, when the basket 20 is detached to clean the dishes or to clean the dishes after the dish washing is finished, the opening operation of the door 30 must be preceded before the basket 20 is removed. have.

2 is a longitudinal cross-sectional view of a conventional door dish washer.

Referring to Figure 2 in detail the structure of the conventional door-type dishwasher, the washing tank 40, the washing water is sprayed therein, and the upper dish basket for accommodating the dishes to be washed in the upper and lower areas in the washing tank (40) 21) and the lower dish basket 22, the upper dish basket 21 and the lower dish basket 22 are provided with an upper wheel 23a and a lower wheel 22a, which can be detachably mounted through the front of the dishwasher. have.

In addition, the door 30 is opened and closed by up and down rotation so that the front surface is opened so that the washing tank 40 is demountable, and the operation panel for adjusting the operating state of the dishwasher at the lower side of the door 30. (10) is further installed. In addition, the water supply motor 50 for supplying the washing water to the inside of the washing tank 40 at the lower side of the washing tank 40, and the washing water from the water supply motor 50 in the upper region and the lower region in the washing tank 40. The water supply pipe 60 which can be supplied is provided, respectively.

Meanwhile, the washing water is supplied to the upper and lower dish baskets 21 and 22 from the water supply pipe 60 provided in the upper and lower regions of the washing tank 40 so that the washing water is sprayed into the lower and upper dish baskets 21 and 22. The upper spray nozzle 80 and the lower spray nozzle 70 are respectively attached, and each spray nozzle 70 and 80 is formed as a hollow body having a rod, and the corresponding water supply pipe 60 is formed at the center of each spray nozzle 80 and 70. The tubular rotation shaft is formed on the extension line of (). The lower and upper spray nozzles 70 and 80 are provided with a plurality of nozzle holes 71 and 81 for spraying the washing water toward the dish baskets 21 and 22.

By such a configuration, each jet nozzle 70, 80 receives the washing water from the water supply pipe 60 and has a predetermined radius of rotation and rotates about the rotating shaft toward the corresponding dish baskets 21 and 22. Will be sprayed.

However, in the door-type dish washer as described above with reference to Figs. 1 and 2, the upper and lower dish baskets 21 and 22 must be removed in order to allow the dishes to be stored. On the other hand, the operation of opening and closing the door 30 up and down prior to the mounting and dismounting of the dish basket (21) (22), which is preceded by the opening and closing operation of the door 30, while using the dishwasher There is a inconvenience to move the dishwasher double.

The drawer dish washer was proposed as another type of dish washer to improve this problem, the drawer dish washer is provided in the form of a drawer in which the washing tank and the door is integrally formed when the operator wants to use the dishwasher In one operation of opening the drawer, the operation of inserting and removing dishes can be performed at the same time.

As described above, the conventional door-type dishwasher is inconvenient for the worker because of the complicated two-step operation for putting the dish in or out of the dishwasher.

In addition, the conventional drawer-type dishwasher to improve this inconvenience, the opening of the upper side of the drawer is overflowing the washing water, the water may come in contact with the power is applied, there is a risk that a short circuit may occur, the washing water flows into the interior of the dishwasher The dirt is accumulated in the adverse effect on the hygiene, the present invention is to provide a closed structure of the drawer type dishwasher to be able to improve this inconvenience.

1 is a perspective view of a conventional door dishwasher.

Figure 2 is a longitudinal sectional view of a conventional door dish washer.

Figure 3 is a longitudinal sectional view of the dishwasher to which the idea of the present invention is applied.

Figure 4 is a schematic longitudinal cross-sectional view for explaining the sealing structure of the drawer type dishwasher according to the present invention.

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

10 ........ Operation panel 20 ........ Basket

21 ........ top Dish Basket 22 ........ bottom Dish Basket

23a ....... top wheel 22a ....... bottom wheel

30 ........ Door 40 ........ Wash

50 ........ Water supply motor 60 ........ Water supply pipe

70 ........ bottom spray nozzle 80 ........ top spray nozzle

71, 81 .... Spray nozzle 110 ....... Cleaning bath

111 ....... Compression plate 112 ....... Protrusion structure

113 ....... Handle 120 ....... Cabinet

121 .... Jam groove 130 ....... Rail

140 ....... Water pump 150 ....... Spray nozzle

160 ....... Water pipe 170 ....... Tube

171 ....... Tube fixing plate

In order to achieve the object as described above, the sealed structure of the drawer-type dishwasher according to the present invention forms an exterior of the dishwasher and a cabinet having a front opening so that the dishes can be stored, and the cabinet is detachably mounted on the front of the cabinet. A washing tank for opening the container to provide a storage space for the dishes, and a fluid filled in the interior of the cabinet by pressing the washing tank to seal the contact surface between the bottom surface of the cabinet and the top surface of the washing tank. Is compressed to include a tube to seal the contact surface with a strong pressure of the fluid.

The sealed structure of the drawer-type dish washer as outlined above will be described in more detail with reference to specific embodiments.

However, such a sealed structure can be better understood by looking at the structure of the entire drawer-type dishwasher.

3 is a longitudinal sectional view of the dishwasher to which the idea of the present invention is applied.

Referring to Figure 3, the drawer type dishwasher washing machine 110, the upper surface is opened so that the dishes are stored, the cabinet 120 of the rectangular parallelepiped shape is opened in front so that the cleaning tank 110 can be carried, the washing tank 110 ) Includes a rail 130 formed in the lower portion of the washing tank 110 so that the front and back can be displaced.

In addition, a water supply pump 140 is installed on the lower outer surface of the washing tank 110 so that the washing water may be injected at a high pressure, and the spray nozzle 150 for spraying the washing water pressurized through the water pump 140 toward the dishware. The water supply pipe 160 is installed on the lower inner surface of the washing tank, and the washing water pressurized through the feed pump 140 flows into the injection nozzle 150. On the other hand, the feed pump 140 and the water supply pipe 160 is installed integrally on the lower surface of the washing tank 110, and moves together with the washing tank 110 when the washing tank 110 is demounted.

In addition, it should be noted that the water supply pump 140 is operated by an external power source, so that external water does not structurally come into contact.

Looking at the structure of the drawer-type dishwasher in detail, since there is a certain interval between the upper surface opened in the washing tank 110, the inside of the upper surface of the cabinet 120, the washing water sprayed through the injection nozzle 150 in the gap Leakage can be characteristically observed.

In particular, the present invention focuses on preventing leakage of the washing water through the upper surface of the washing tank 110.

Figure 4 is a schematic longitudinal cross-sectional view for explaining the sealed structure of the drawer-type dishwasher according to the present invention.

Referring to FIG. 4, the drawer-type dishwasher according to the present invention is a washing tank 110, a cabinet 120, a rail 130, a water feed pump 140, and a spray nozzle as already described with reference to FIG. 3. In addition to the 150 and the water supply pipe 160, the tube 170 provided on the upper inner surface of the cabinet 120 and the tube 170 are provided to control the washing water flowing out from the upper surface of the washing tank 110 to the cabinet 120. It can be seen that the tube fixing plate 171 to be fixed on the upper surface of the) is further provided.

In addition, the upper side of the washing tank 110 is made of an open structure, the upper surface and the upper surface of the washing tank 110 by pressing the tube 170 when the washing tank 110 in contact with the front and rear edge of the washing tank 110. The pressing plate 111 to be sealed is formed. In particular, the pressing plate 111 may be installed in one or both of the front and rear of the washing tank, the number of the installed may vary depending on the pressure of the fluid inside the tube (170).

Meanwhile, in order to prevent the washing tub 110 mounted in the cabinet 120 from being pushed out again, a locking groove 121 is formed at the front edge of the upper surface of the cabinet 120, and toward the front of the washing tub 110. Protruding structure 112 that can be fitted to the locking groove 121 is formed.

In addition, the protrusion structure 112 is connected to the handle 113 so that the user can conveniently open when the user wants to open the washing tank 110, the hinge structure having a restoring force is also used to rotate the protrusion structure 112 By doing so, if there is no external force to be placed in a position that can be inserted into the locking groove 121.

On the other hand, looking at the change in the cross-sectional shape of the tube 170 in order to explain the operation of the tube constituting the core in the present invention, to be installed on the lower surface of the cabinet 120 in the shape of a rectangle, so that the tube 170 is installed The tube fixing plate 171 is also provided in a constant shape around the tube 170.

However, the tube fixing plate 171 installed on the left and right sides of the cabinet 120 among the tube fixing plates 171 is a fluid pushed from the tube 170 on the front and rear surfaces of the cabinet 120 by the pressing plate 111. In order to be used only where the sealing of the cabinet 120 and the washing tank 110 to be more firm, by being installed in close contact with the left and right tube 170, the fluid in the tube 170 is pushed down only, such The shape can be known in more detail through the cross-sectional shape of A-A '.

On the other hand, the tube 170 is pushed by the pressing plate 111, the fluid in the tube 170 is configured to spread not only to the front and rear tube 170, but also to the inside of the left and right tubes 170, this action is made Tube 170 is formed so as to be sealed to the outside and is in communication with each other.

Due to this action, the tube 170 has a certain degree of pressure in all directions, front, rear, left, and right, and the tube having a certain degree of pressure is maintained in the airtight state between the washing tank 110 and the cabinet 120, and thus, the washing tank 110. The wash water in) does not leak to the outside to keep the cleaning tank sealed.

The sealing operation of the drawer-type dishwasher will be described again with reference to FIG. 4.

When the user wants to wash the dishes, the handle 113 is pulled out so that the protrusion structure 112 is pulled out of the locking groove 121, so that the washing tank 110 is detached.

After the user puts the dishes that need to be washed in the washing tank 110, the washing tank 110 is closed. At this time, the pressing plate 111 installed before and after the upper surface of the washing tank 110 compresses the tube 170. In particular, the tube 170 provided in front and rear of the cabinet 120 is compressed so that the fluid contained in the tube 17 flows into the inside of the tube 170 provided on the left and right of the upper surface of the washing tank 110, and the washing tank ( 110, the left and right tubes 170 are expanded. Compression or expansion of the tube 170 is as shown by the dotted line in the cross-sectional view A-A '.

On the other hand, the air in the tube 170 is maintained at the same pressure in all the tubes 170, front and rear left and right, so that the tube 170 is in contact with the four edges of the washing tank 110 and the bottom surface of the upper cabinet 120. By applying a strong pressure, it is possible to effectively block the washing water discharged to the outside through the tube (170).

The present invention as described above is characterized in that the pressure of the tube is used so that the contact surface between the cleaning tank and the cabinet is kept sealed, and those skilled in the art will understand the present invention without departing from the spirit of the present invention. Creating another embodiment is easy.

The present invention not only has the effect of improving the inconvenience of having to open and close the door in the conventional door-type dishwasher up and down, and then remounting and removing the basket. Problems related to the outflow of the washing water containing dirt through the upper surface of the washing tank has been pointed out as a problem of the conventional drawer type dishwasher can be easily improved.

In addition, the sealed structure of the dishwasher is a special operation is required in order to ensure that the dishwasher is closed, the driving force is not required, simply by mounting the washing tank can be sealed in the dishwasher of the present invention can be made There is another effect.

Claims (5)

A cabinet that forms an exterior of the dishwasher and has a front opening so that the dishes can be stored; A washing tank for demounting the front of the cabinet and opening the upper surface to provide a storage space for tableware; In order to seal the contact surface between the bottom surface of the cabinet and the top surface of the cleaning tank is installed on the bottom surface of the cabinet and the fluid filled inside by the compression of the cleaning tank is compressed to close the contact surface with a strong pressure of the fluid Closed structure of the drawer dish washer, characterized in that the tube is included. The method of claim 1, Sealing structure of the drawer type dishwasher, characterized in that the position of the tube is fixed is fixed so that the tube fixing plate for fixing the tube so that the sealing of the contact surface is accurately realized. The method of claim 2, When the tube is pressed by an external force, the drawer is characterized in that the tube fixing plate is formed so that the tube is expanded in the downward direction of the installation surface in operation after the tube is installed so that a stronger pressure is applied to the contact surface. Closed structure of the washer. The method of claim 1, Closed structure of the drawer type dishwasher, characterized in that the pressing plate for pressing the tube when the washing tank is closed on the front and / or the rear upper side of the washing tank is formed. The method of claim 1, After the washing tank is closed, the tube is pressed more strongly and the position of the washing tank is fixed so that the protrusion structure hinged on the front and rear sides of the washing tank, and the cabinet to catch the protrusion structure Sealing structure of the drawer-type dishwasher characterized in that it comprises a locking groove formed on the upper surface.