KR0122382Y1 - Washing machine having a drying function - Google Patents

Abstract

The present invention relates to a dry washing machine, the purpose of which is to improve the convenience of use and to simplify the structure, to prevent heat loss.

Drying machine according to the present invention is installed in the washing machine body 20, the main body 20, the fixing tank 30, the fixing tank cover 31 is installed on the upper surface, is installed in the fixing tank and the rotary blade is provided on the lower side Jaw 40, the drive unit 50 for driving the rotary blades and the rotating tub 40, hot air supply pipe 60 provided on the upper side of the high precision so that the air flowing from the drive to the inside of the rotating tub 40, hot air Heater 63 is installed in the supply pipe 60, the lower surface of the fixed tank and the lower surface of the rotating tank 40, the upper end of the third duct 70 in communication with the interior of the rotating tank 40, the upper end of the third duct ( A discharge pipe having an exhaust pipe 83 and a drain pipe 82 branched from the lower end of the common pipe 81 and the common pipe 81 installed at the lower side of the fixing tank so as to communicate with the inside of the 70, and communicating with the outside of the main body 20, respectively. (80), an exhaust valve (85) and a drain valve (84) provided adjacent to the branch portion to open and close the exhaust pipe (83) and the drain pipe (82), respectively; It is provided in the middle of the exhaust pipe 83, and has a blowing fan 86 for forcibly venting hot air.

Description

Dry washing machine

1 is a cross-sectional view showing a conventional dry washing machine configuration.

2 is a cross-sectional view of the dry washing machine according to the present invention.

3 is a cross-sectional view taken along the line III-III of FIG.

4 is a view showing a state in which the tank cover is open in FIG.

5 is a detailed view of the main part of FIG.

* Explanation of symbols for main parts of the drawings

20: main body 30: fixing tank

40: rotating tank 60: hot air supply pipe

63: Hita 70: third duct

73: packing 80: discharge pipe

81: common pipe 82: drain pipe

83 exhaust pipe 84 drain valve

85: exhaust valve

The present invention relates to a washing machine, and more particularly, to a drying washing machine which improves the hot air supply structure and the exhaust structure to prevent the loss of hot air and at the same time the simplified structure.

Generally, the washing machine is provided with the dehydration tank 3 in which the cylindrical water tank 2 and the many dewatering holes 3a were formed in the inside of the main body 1 which forms an external appearance, as shown in FIG. The bottom of the tank 3 is equipped with a pulsator (4) to perform the stirring function, the lower portion of the tank (2) is equipped with a drive unit (5) for driving the dehydration tank (3) and the pulsator (4) do. The upper surface of the main body 1 and the upper surface of the water tank 2 are opened and closed by the main body cover 1a and the water tank cover 2a, respectively, and between the main body cover 1a and the water tank cover 2a into the dehydration tank 3. A hot air supply pipe 6 for supplying hot air is provided, and a heater 7 is installed in the hot air supply pipe 6.

In addition, the one side and the other side of the lower surface of the water tank (2) is provided with a drain hose (8) and hot air discharge pipe (9), the upper end is in communication with the inside of the water tank (2). A partition 10 is installed between the lower surface of the water tank 1 and the lower surface of the dewatering tank 3, and the drain hose 8 branches to connect the upper end to the inner and outer sides of the partition 10, respectively. Two drain valves 11 and 11 'are provided. An exhaust valve 12 is installed at an upper end of the hot air discharge pipe 9, and a blower fan 13 is installed in the middle thereof.

Referring to the operation of the conventional dry washing machine configured as described above are as follows. At the washing stroke, the pulsator 4 is rotated forward and backward by receiving power from the driving unit 5. During drainage and dehydration, the wash water is discharged to the outside through the drain hose (8). At this time, the exhaust valve 12 is closed and the two drain valves 11 and 11 'are open. At the time of drying, the upper heater 7 and the lower blower fan 13 operate, and hot air generated by the heater 7 dries the laundry inside the dehydration tank 3 to the outside through the hot air discharge pipe 9. Discharged. At this time, the two drain valves 11 and 11 'are locked and the exhaust valve 12 is open.

However, in the conventional dry washing machine, since the drain hose and the hot air discharge pipe are configured separately, the structure thereof is complicated, and in particular, only three valves are used to control drainage and exhaust. In addition, the hot air supply is guided by a hot air supply pipe connecting the main body cover and the tank cover, and the heater is installed in the hot air supply tube, which causes inconveniences when opening and closing the main body cover and the water tank cover to put or remove the laundry.

Therefore, the present invention is to solve this problem, the main object of the present invention is to provide a dry washing machine that is easy to put or take out the laundry.

Another object of the present invention is to provide a dry washing machine that can prevent the leakage of hot air during drying and improve the drying efficiency by eliminating hot air that cannot be used for drying.

Still another object of the present invention is to provide a dry washing machine which simplifies the structure by integrally constructing the drainage and exhaust passages.

Drying washing machine according to the present invention for achieving this purpose, a conventional washing machine body, a fixing tank mounted in the main body and the cover is installed on the upper surface, a rotating tank installed in the fixing tank and provided with a rotary blade on the lower side, the rotating blade And a driving unit for driving the rotating tank, a hot air supply pipe provided at an upper side of the fixing tank so that air introduced from the outside flows into the inside of the rotating tank, a heater installed at the hot air supply pipe, and a lower surface of the fixing tank and a lower surface of the rotating tank. A third duct whose upper end is in communication with the inside of the rotary tub, and an exhaust pipe which is branched from the lower end of the common pipe and the lower end of the common tube installed at the lower side of the fixing tub so that the upper end is in communication with the inside of the third duct; A discharge pipe having a drain pipe, and installed adjacent to the branch portion to open and close the exhaust pipe and the drain pipe, respectively. It is group valve and drain valve, configured by comprising a ventilation fan which is installed in the midway of the exhaust pipe forced air hot air.

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

2 is an overall cross-sectional view schematically showing the configuration of the present invention. As shown in the drawing, the fixing tub 30 is installed inside the washing machine body 20 forming the exterior, and the rotating tub 40 is installed inside the fixing tub 30. In this embodiment, the rotary tub 40 is not formed in the dehydration hole and has the shape of the ordinary light lower narrow for convenience of dehydration. On the upper surface of the main body 20 and the upper surface of the fixing tank 30, the main body cover 21 and the fixing tank cover 31 for opening and closing thereof are installed. Rotating blade 41 is installed in the inner lower side of the rotating tub 40, and the drive unit 50 for driving the rotary blade 41 and the rotating tub 40 is installed below the fixed tub 30. The drive unit 50 is composed of a motor 51 and a transmission unit 52 for changing the rotational speed and direction of the motor 51, and a rotating side 53 connected to the rotary blade 41 and the rotating tank 40. do. Reference numeral 32 not described in FIG. 2 is a drain hose.

Hot air supply pipe 60 is installed on the upper surface of the fixing tank 30, as shown in Figure 3, the hot air supply pipe 60 is a cover side supply pipe 61 formed integrally with the end of the fixing tank cover 31 ) And a fixing tank side supply pipe 62 provided in the fixing tank 30 so as to communicate with the lid side supply pipe 61. Fixing tank side supply pipe 62 is preferably formed to be bent over the upper surface and side of the fixing tank (30). The fixed tank side supply pipe 62 is provided with a heater 63 for heating the air sucked into hot air.

4 shows the state when the fixing cover 31 is opened. When the fixing cover 31 is opened, the connection between the cover side supply pipe 61 and the fixing tank side supply pipe 62 is blocked, and thus hot air supply is blocked. On the contrary, as shown in FIG. 3, when the fixing tank cover 31 is closed, the fixing tank side supply pipe 62 and the cover side supply pipe 61 communicate with each other so that the hot air is supplied into the rotating tank 40. .

Figure 5 shows the hot air and the discharge process of the washing water as the main detail of the dry washing machine according to the present invention. As shown in FIG. 2 and FIG. 5, a third duct 70 is provided between the lower surface of the fixed tub 30 and the lower surface of the rotary tub 40 to communicate with the upper side and the lower side. At this time, the third duct 70 is provided around the rotation shaft 53, the upper end is in communication with the interior of the rotary tub 40, the lower end is in communication with the common pipe 81 of the discharge pipe 80 to be described later. . The third duct 70 is provided with a rotating tub side duct 71 protruding downward from the lower surface of the rotating tub 40 and a fixing tub side duct 72 protruding upward from the lower surface of the fixing tub 30. A packing 73 for blocking hot air leakage is installed between the rough side duct 71 and the fixed side side duct. 41a and 40a are communication holes formed in the rotary blade 41 and the rotating tank 40. As shown in FIG. This communication hole drains and exhausts.

On the other hand, as shown in Figure 2, the lower side of the fixing tank 30, the upper end is branched from the common pipe 81 and the lower end of the common pipe 81 is installed so as to communicate with the interior of the third duct 70, respectively A discharge pipe 80 having an exhaust pipe 83 and a drain pipe 82 communicating with the outside of the main body 20 is provided. At this time, the exhaust pipe 83 and the drain pipe 82 of the branch portion is provided with an exhaust valve 85 and a drain valve 84 to open and close the exhaust pipe 83 and the drain pipe 82, respectively. In addition, a blower fan 86 is installed in the middle of the exhaust pipe 83 to suck outside air and pass hot air generated by the heater 63 through the rotary tub 40 to discharge the outside again. A filter 87 is installed in front of the blowing fan 86.

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

Washing water is supplied to the washing machine only in the rotating tub 40 in the state in which the valve 84 and the exhaust valve 85 are closed. At this time, the rotary blade 41 is rotated forward and backward by the drive unit 50 to proceed with the washing.

When draining, the exhaust valve 85 is closed and the drain valve 84 is opened. At this time, the water in the rotating tub 40 is discharged to the outside through the third duct 70, the common pipe 81, the drain pipe 82 in order.

At the time of dehydration, the rotary tub 40 rotates while the drain valve 84 is open. The rotating tub 40 is configured in a reverse cone shape having a larger inner diameter from the lower portion to the upper portion thereof, and as the rotating tub 40 rotates, the water rises upward by centrifugal force so that the rotating tub 40 is fixed between the fixing tub 30. It is discharged to the outside through the drain hose. At this time, the packing 73 is installed between the rotating tub side duct 71 and the fixed tub side duct 72, so that the friction during the rotation of the rotating tub 40 is reduced.

In drying, after entering the drying stroke after dehydration, the drain valve 84 is first closed and the exhaust valve 85 is opened. At this time, the blower fan 86 operates to forcibly vent the air, while the outside air is supplied along the hot air supply pipe 60 and heated by the heater 63 to be converted into hot air, and the hot air is supplied into the rotating tank 40. do. The supplied hot air transfers heat to the laundry and at the same time performs dehumidification to become humid air and is discharged to the outside through the common pipe 81 and the exhaust pipe 83 through the third duct 70. At this time, the packing 73 serves to prevent the leakage of hot air.

As described in detail above, according to the present invention by using the packing to prevent the leakage of hot air and at the same time reduce the friction. In addition, by constituting the drainage and exhaust passage integrally, the structure can be simplified. And by improving the structure of the hot air supply pipe and install the heater on the side there is an effect that you can conveniently put and take out the laundry.

Claims (3)

The washing machine main body 20, the fixing tank 30 is mounted in the main body 20 and the fixing tank cover 31 is installed on the upper surface, installed in the fixing tank 30, the rotary blade 41 is provided on the lower side The rotating tub 40, the drive unit 50 for driving the rotary blades and the rotary tub 40, the upper side of the fixing tank 30 to allow the air introduced from the outside to flow into the interior of the rotary tub 40 The hot air supply pipe 60 is provided, the heater 63 is installed in the hot air supply pipe 60, the lower surface of the fixing tank 30 and the lower surface of the rotating tank 40, the upper end of the rotating tank 40 The third duct 70 in communication with the branch, the upper end branched from the lower end of the common pipe 81 and the common pipe 81 installed in the lower side of the fixing tub 30 so as to communicate with the interior of the third duct (70). Opening and closing the exhaust pipe (83) and the drain pipe (83) and the exhaust pipe (83) and the drain pipe (82), which are in communication with the outside of the main body (20), respectively. The washer-dryer so that the branch portion and the exhaust valve 85 and the drain valve 84 is installed adjacent to each other, is installed in the midway of the exhaust pipe 83 is provided with a blowing fan 86 for forced air hot air. The fixing tank 30 according to claim 1, wherein the hot air supply pipe (60) communicates with the cover side supply pipe (61) and the cover side supply pipe (61) integrally formed at the end of the fixing tank cover (31). It is provided with a fixed tank side supply pipe 62 is provided, the heater 63 is installed in the fixed tank side supply pipe, when opening the fixed tank cover 31, hot air supply is cut off and close the fixed tank cover 31 When the washing machine is characterized in that the hot air is supplied. According to claim 1 or claim 2, The third duct is a rotating tub side duct 71 protruding downwardly from the lower surface of the rotary tub 40 and the fixing tank side protruding upward from the lower surface of the fixing tub 30 Drying washing machine having a duct (72) and a packing (73) for preventing hot air leakage is installed between the rotating tank side duct (71) and the fixed tank side duct (72).