KR100601434B1 - Drying device of dishwasher - Google Patents

Abstract

The present invention relates to a drying apparatus for a dish washing machine, comprising: a main body forming an exterior and opening a front surface thereof; A washing tank provided in the main body to wash dishes; A door installed to be opened and closed at the front of the main body; Upper and lower dish storage rack slidingly inserted into the washing tank; Upper and lower spray arms respectively installed at lower portions of the upper and lower table storage racks; A circulation pump for supplying pressurized washing water to the upper and lower injection arms; A heater installed between the washing tank and the lower injection arm; An air suction port installed at one lower end of the door and having a blowing fan; And an air discharge means installed at an upper side of the washing tank to discharge the internal air of the washing tank to the outside. According to the present invention, an air inlet having a blower fan is formed at the lower end of the door, and one side of the washing tank is provided. By installing air discharge means at the top, it is easy to move the air to increase the drying efficiency, and the hot and humid air inside the washing tank is completely discharged to the outside to prevent malfunction and shorten the life of the electronics and to prevent germs It can be, and there is an effect such as to improve the reliability of the product.

Dishwasher, Drying Equipment, Air Intake, Air Vent, Washing Tank

Description

Drying Equipment of Dishwasher {DRYING DEVICE OF DISHWASHER}

1 is a cross-sectional view showing a conventional dishwasher,

2 is a cross-sectional view showing a dishwasher according to the present invention;

Figure 3a, Figure 3b is a state of use of the present invention.

<Description of the code | symbol about the principal part of drawing>

A: dishwasher 10: body

16: washing tank 20: door

26: upper and lower dish storage rack 30: upper and lower jet arms

36: circulation pump 50: heater

60: air inlet 62: blowing fan

70: air discharge means 71: washing tank opening and closing plate

72: first hinge 74: first spring

76: main body opening and closing board 77: second hinge

78: second spring 79: pressing end

80: opening member 81: fixed end

82: hook groove 84: the first synchronous motor

86: operating port 87: hook

88: fixed end 89: third spring

90: sealing member 91: bonding plate

93: second synchronous motor 95: showbar shaft

The present invention relates to a drying apparatus of a dishwasher, and in particular, the movement of air is desired to increase drying efficiency, and the hot and humid air inside the washing tank is completely discharged to the outside, thereby preventing malfunction and extending the life of the electronic device. The drying apparatus of the dishwasher which exists.

In general, the dishwasher is a device for automatically washing and drying the dishes, and cleans the foreign substances of the dishes stored in the dish rack by the spray water pressure of the washing water sprayed through the spray nozzles installed in the washing chamber, After that, the washing water on the dishes is dried.

1 is a cross-sectional view showing a conventional dish washer.

As shown in FIG. 1, the conventional dishwasher A includes a washing tank 110 installed inside the main body 100 having a front surface open, a door 120 installed on the front of the main body 100 so as to be openable and closed, Upper and lower tableware storage rack 130 is inserted into the washing tank 110, upper and lower injection arms 140 respectively installed at the lower portion of the upper and lower tableware storage rack 130, and the upper and lower parts A circulation pump 150 for pressurizing and supplying the washing water to the injection arm 140, a drain pump 160 for draining the washing water and a lower portion of the washing tank 110, and a filter 172 is built therein to filter the washing water. It consists of a sump (170).

The upper and lower injection arms 140 are supported to be horizontally rotated by the arm holder 144 connected to the water supply pipe 142, and a plurality of injection nozzles 140A support the upper and lower dish storage racks 130. It is formed to face.

The circulation pump 150 has a discharge port connected to the water supply pipe 142 and the upper and lower injection arms 140 to supply the washing water, and the suction port is connected to the dust collecting chamber 170 forming the filtration means.

In addition, a heater 180 is installed between the washing tank 110 and the lower injection arm 140 to heat the supplied washing water.

And, the upper part of the door 120 is provided with a blower fan 192 is formed with an air inlet 190 for introducing external air into the washing tank, the lower side of the washing tank 110, the air inside the washing tank 110 An air outlet 196 for discharging the air is formed.

The dishwasher A configured as described above opens the door 120 and draws out the upper and lower dish storage racks 130 from the main body 100, and puts the dishes in the upper and lower dish storage racks 130 drawn out. Then, the upper and lower dish storage rack 130 is pushed into the body (100).

When the circulation pump 150 is operated in such a state, the washing water is supplied through the water supply pipe 142 and sprayed onto the dishes stored in the upper and lower tableware storage racks 130 by the upper and lower spray arms 140, and Will be cleaned.

At this time, the washing water sprayed through the upper and lower injection arms 140 to finish the washing operation of the dishes falls to the bottom of the washing tank 110 and is collected into the sump container 170 and filtered while passing through the filter 172.

Then, the circulated water is heated by the heater 180 installed between the washing tank 110 and the lower injection arm 140 before being collected in the sump 170, the temperature is increased to increase the washing effect.

On the other hand, after washing and draining, the heater 180 is operated to dry the water (humidity) in the washing tank 110 to heat the internal air, and the blower fan 192 installed at the top of the door 120 operates to the outside. The air is supplied into the washing tank 110 through the air inlet 190, and the hot and humid air in the washing tank 110 is discharged through the air outlet 196 formed in the washing tank 110. This process is repeated until the desired drying effect is obtained.

However, such a conventional dishwasher (A) is a high temperature and humid air inside the washing tank 110 is discharged to the inside of the main body 100 without being discharged to the outside through the air outlet 196 of the malfunction and life of the electrical equipment Not only did it cause shortening, but bacteria were generated, and the air outlet 196 is formed at the lower end of one side of the washing tank 110, so that the movement of air was not desired, and thus there was a problem that the drying time was long.

The present invention has been made to solve the problems of the prior art as described above, the technical problem of the present invention is that the movement of air is desired to increase the drying efficiency, the hot and humid air inside the washing tank is completely discharged to the outside electrical equipment It is to provide a drying device of a dishwasher that can prevent malfunction and shorten the life and at the same time prevent the growth of bacteria.

Technical problem for achieving the above object,

A main body 10 forming an appearance and having an open front surface;

A washing tank 16 provided inside the main body 10 to wash dishes;

A door 20 installed on the front of the main body 10 to be opened and closed;

Upper and lower dish storage rack (26) slidingly inserted into the washing tank (16);

Upper and lower injection arm 30 is installed in the lower portion of the upper and lower dish storage rack 26, respectively;

A circulation pump 36 for supplying pressurized washing water to the upper and lower injection arms 30;

A heater 50 installed between the washing tank 16 and the lower injection arm 30;

An air inlet 60 installed at one lower end of the door 20 and having a blowing fan 62; And

It is achieved by providing a drying apparatus of the dish washing machine, characterized in that it comprises an air discharge means 70 is installed on the upper side of the washing tank 16 to discharge the internal air of the washing tank 16 to the outside.

Referring to the accompanying drawings, preferred embodiments of the present invention having the features as described above in detail as follows.

In the accompanying drawings, Figure 2 is a cross-sectional view showing a dishwasher according to the present invention, the drying apparatus of the present invention dishwasher to completely discharge the hot and humid air in the washing tank to the outside to increase the drying efficiency of the dishwasher and electrical equipment This prevents malfunction and shortens the life of the product.

The dishwasher A according to the present invention as shown in FIG. 2 is provided with a washing tank 16 in which the washing of the dishes is performed in the interior of the main body 10 having an external appearance and opening at the front thereof, and one side of which is open. The door 20 is opened and closed to open and close one side of the washing tank 16 so that the dishes can be stored and taken out in the washing tank 16.

Door 20 is installed so that the lower end is hinged to the opening of the main body 10 is to be opened and closed by rotating up and down, the inside of the upper and lower tableware storage made of a mesh-type wire mesh for the storage of tableware, etc. The rack 26 is slidably inserted.

Upper and lower spray arms 30 are installed below the upper and lower dish storage racks 26 so as to spray washing water toward the upper and lower dish storage racks 26.

The lower portion of the washing tank 16 is provided with a circulation pump 36 that sucks the washing water inside the washing tank 16 and pressurizes it to upper and lower injection arms.

In addition, the lower part of the washing tank 16 is recessed to a predetermined depth so that the washing water and the dirt is accumulated, and a collecting container 40 for filtering the washing water is installed inside the filter 41.

And, one side of the dust collecting container 40 is provided with a drain pump 46 for forcibly discharging the washing water.

The upper and lower injection arms 30 are supported by the arm holder 34 connected to the water supply pipe 32 so as to be horizontally rotatable, and the plurality of injection nozzles 30A support the upper and lower dish storage racks 26. It is formed to face.

The circulation pump 36 has a discharge port connected to the water supply pipe 32 and the upper and lower injection arms 30 to supply the washing water, and the suction port is connected to the dust collecting chamber 40 constituting the filtration means.

In addition, a heater 50 for heating the supplied wash water is installed between the washing tank 16 and the lower injection arm 30.

In addition, an air inlet 60 having a blower fan 62 is installed at one lower end of the door 20, and an air outlet for discharging the internal air of the washing tank 16 to the outside at one upper side of the washing tank 16. Means 70 are provided.

The air discharging means 70 is connected to the washing tank opening and closing plate 71 and the washing tank opening and closing plate 71 and the main body 10 hinged to the upper end of one side of the washing tank 16 by the first hinge (72). A first spring 74 for operating the opening and closing plate 71 and a second hinge 77 in which a second spring 78 is built into one upper surface of the main body 10 are hinged, and a bottom of the washing tank opening and closing plate is provided. A main body opening and closing plate 76 having a push end 79 for controlling opening and closing of the 71, an opening member 80 provided at one end of the main body 10 to open the main body opening and closing plate 76, and It is formed on the upper bottom surface of the main body 10 consists of a sealing member 90 for sealing the main body opening and closing plate 76.

The opening member 80 is formed on one side of the pressing end 79 and the fixed end 81 formed with a hook groove 82 on one side, and the first synchronous motor (1) installed on one side upper end of the main body 10 ( 84), a hook 87 which is operated by the signal of the first synchronous motor 84 and is coupled to the hook groove 82 at the front end, and an operating port 86 having a fixed end 88 formed at the center thereof; It is composed of a third spring (89) interposed between the main body 10 and the fixed end (88).

The sealing member 90 includes a coupling plate 91 installed on an upper bottom surface of the main body 10, a second synchronous motor 93 installed on one side of the coupling plate 91, and a second synchronizer. One end is connected to the motor 93, and the other end is composed of a showbar shaft 95 connected to the main body opening and closing plate 76. Here, the showbar shaft 95 is operated in two stages.

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

In order to use the dishwasher A, the door 20 is opened and the upper and lower dish storage racks 26 are pulled out of the main body 10, and the tableware is placed in the upper and lower dish storage racks 26 which are drawn out. After storing, the upper and lower dish storage rack 26 is pushed into the main body 10.

In this state, when the circulation pump 36 is operated, the washing water is supplied through the water supply pipe 32 and sprayed onto the dishes stored in the upper and lower dish storage racks 26 by the upper and lower spray arms 30 to cut the dishes. Will be cleaned.

At this time, the washing water sprayed through the upper and lower injection arms 30 to finish the washing operation of the dishes falls to the bottom of the washing tank 16 and is collected into the sump 40 and filtered while passing through the filter 41.

In addition, the circulated water is washed by the heater 50 installed between the washing tank 16 and the lower injection arm 30 before being collected in the water collecting container 40, thereby increasing its temperature and increasing the washing effect.

On the other hand, after washing and draining, the control unit (not shown) sends a signal to the heater 50 to dry the water (humidity) in the washing tank 16 and the heater 50 receiving the signal operates for a predetermined time while the internal temperature of the washing tank 16 is maintained. By raising the temperature inside the washing tank 16, the dishes and the water droplets remaining in the washing tank 16 evaporate and the air becomes hot and humid.

Subsequently, when the air in the washing tank 16 becomes hot and humid, the air discharge means 70 is operated, and at the same time, the blower fan 62 installed at the lower end of the door 20 is operated to allow external air to flow through the air inlet 60. The inside of the washing tank 16 may be forced to discharge hot and humid air in the washing tank 16 to the outside through the air discharge means 70.

The process of forcibly discharging the hot and humid air in the washing tank 16 to the outside by the air discharge means 70 will be described in detail as follows.

When the humidity in the washing tank 16 reaches the set reference value by the heater 50 operated for a certain time, the control unit detects this and sends a signal to the first synchronous motor 84, the received first synchronous motor 84 Moves the operating port 86 in the direction of the arrow while operating. Then, the hook 87 is released from the hook groove 82 and the main body opening and closing plate 76 hinged to the main body 10 by the second hinge 77 rotates upwards, thereby The upper surface of one side is opened, and the upper surface of the washing tank 16 is opened while the washing tank opening and closing plate 71 also rotates upward by the elastic force of the first spring 74 by the rotation of the main body opening and closing plate 76. 3b)

When the main body opening and closing plate 76 and the washing tank opening and closing plate 71 is opened as described above, the blower fan 62 installed at the lower end of the door 20 is operated for a predetermined time. Then, the external air is supplied into the washing tank 16 through the air suction opening 60 by the operation of the blower fan 62, and the hot and humid air in the washing tank 16 is opened by the washing tank opening and closing plate 71 and the main body opening and closing plate. It is completely discharged to the outside through 76.

Then, when the hot and humid air in the washing tank 16 is discharged for a predetermined time, the control unit sends a signal to the second synchronous motor 93 of the sealing member 90, the second synchronous motor 93 receiving the signal is activated While pulling the main body opening and closing plate 76 connected to the shoba shaft 95 downwards. Then, the main body opening and closing plate 76 is rotated downward, the pressing end 79 formed on the bottom surface of the main body opening and closing plate 76 by the rotation of the main body opening and closing plate 76 is the upper surface of the washing tank opening and closing plate 71. While in contact with the washing tank opening plate 71 is pressed. Accordingly, the open body 10 and the washing tank 16 are sealed by the body opening and closing plate 76 and the washing tank opening and closing plate 71.

Subsequently, when the main body and the washing tank are sealed by the main body opening and closing plate 76 and the washing tank opening and closing plate 71, the control unit sends a signal to the first synchronous motor 84 and receives the signal. 84 moves the operating tool 86 to its original state during operation. Then, the operation tool is fixed by the hook 87 is fixed in the hook groove 82 by the movement (see Fig. 3a).

Therefore, as described above, the hot and humid air inside the washing tank is completely forcibly discharged through the air discharge means, thereby increasing the drying efficiency of the dish washing machine and preventing malfunction and shortening of the life of the electronic device.

 As described in detail above, according to the drying apparatus of the present invention, an air inlet having a blower fan is formed at the lower end of the door, and an air discharge unit is installed at the upper end of one side of the washing tank, so that the air moves smoothly. Increase efficiency and completely discharge high temperature and humid air inside the washing tank to prevent malfunction and shorten the life of the electronics, and prevent the growth of bacteria and improve the reliability of the product. have.

While the invention has been shown and described with respect to certain preferred embodiments thereof, the invention is not limited to the embodiments described above, and is typically defined in the art to which the invention pertains without departing from the spirit of the invention as claimed in the claims. Anyone with knowledge of the world can make many variations.

Claims (4)

A main body 10 forming an appearance and having an open front surface; A washing tank 16 provided inside the main body 10 to wash dishes; A door 20 installed on the front of the main body 10 to be opened and closed; Upper and lower dish storage rack (26) slidingly inserted into the washing tank (16); Upper and lower injection arm 30 is installed in the lower portion of the upper and lower dish storage rack 26, respectively; A circulation pump 36 for supplying pressurized washing water to the upper and lower injection arms 30; A heater 50 installed between the washing tank 16 and the lower injection arm 30; An air inlet 60 installed at one lower end of the door 20 and having a blowing fan 62; And Is installed on the upper side of the washing tank 16 includes an air discharge means 70 for discharging the internal air of the washing tank 16 to the outside, The air discharge means 70 A washing tank opening / closing plate 71 hinged to a first hinge 72 at an upper end portion of the washing tank 16; A first spring 74 connected to the washing tank opening and closing plate 71 and the main body 10 to operate the washing tank opening and closing plate 71; A hinge is coupled to the upper surface of one side of the main body 10 by a second hinge 77 in which a second spring 78 is installed, and a pressing end 79 for controlling opening and closing of the washing tank opening and closing plate 71 is provided on the bottom surface. A protruding body opening and closing plate 76; An opening member 80 installed at one end of the main body 10 to open the main body opening and closing plate 76; And And a sealing member (90) installed on the upper bottom of the main body (10) to seal the main body opening and closing plate (76). delete The method according to claim 1, wherein the opening member 80 A fixed end 81 formed at one side of the pressing end 79 and having a hook groove 82 formed at one side thereof; A first synchronous motor (84) installed at an upper end of one side of the main body (10); An actuating tool 86 operated by a signal of the first synchronous motor 84 and having a hook 87 coupled to the hook groove 82 at a front end thereof, and a fixed end 88 formed at a central portion thereof; and Drying apparatus of the dishwasher, characterized in that consisting of a third spring (89) interposed between the main body (10) and the fixed end (88). The method of claim 1, wherein the sealing member 90 A coupling plate 91 installed on an upper bottom surface of the main body 10; A second synchronous motor 93 installed on one side of the coupling plate 91; One end is connected to the second synchronous motor (93) and the other end is a drying device of the dishwasher, characterized in that consisting of the Shoba shaft (95) connected to the main body opening and closing plate (76).

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