KR100712273B1 - Washing machine comprising drying device - Google Patents

Abstract

An invention is disclosed for a washing machine having a drying device. A washing machine having a drying apparatus according to the present invention includes: a first drying apparatus for heating air to supply laundry to a washing tank, and installed in communication with the first drying apparatus, and using air heated by the first drying apparatus. And a second drying device for drying the laundry. The second drying apparatus is installed in communication with the first drying apparatus, the inlet part receiving the heated air, the inlet part is installed in communication with the inlet part, and the drying part where the laundry is dried, and one side is installed in communication with the drying part through the inlet part. It is provided with an outlet for discharging the introduced air, the other side of the oil pump is formed to open to the outside to discharge the air to the outside of the washing machine, or is formed to open to the washing tank side to discharge to the washing tank.

According to the present invention, unlike the conventional invention, there is an effect of efficiently drying a small amount of laundry by providing a space to be dried separately.

Washing Machine, Drying, Drying Equipment

Description

Washing Machine with Drying Equipment {WASHING MACHINE COMPRISING DRYING DEVICE}

1 is a view schematically showing a washing machine according to an embodiment of the present invention.

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

3 is a view showing an embodiment of a drying apparatus according to the present invention.

Figure 4 is a view showing an embodiment of the wind direction control unit according to the present invention.

* Explanation of symbols for main parts of drawings *

115: drying apparatus 120: first drying apparatus

121: heating apparatus 122: drying duct

123: blower 125: wind direction control unit

127: wind direction control plate 128: drive unit

130: second drying device 131: drying door

132: inlet 133: drying unit

134: outlet portion 138: rotating plate

139: rotating plate drive source

The present invention relates to a washing machine, and more particularly to a washing machine having a drying device.

 The washing machine is mainly driven by the electric motor, and the washing, rinsing, and dehydration processes are carried out to remove the stains on clothes by applying detergent and water.

The washing machine includes a housing forming the outer shape of the washing machine, a washing tank installed inside the housing and containing laundry, a water supply unit for supplying detergent and washing water to the washing tank to remove contaminants, and after the washing operation is finished. It consists of a drainage part that discharges washing water and pollutants to the outside.

Types of the washing machine as described above, the water and detergent and the laundry inside the drum, the horizontal axis rotates slowly and the laundry is lifted by the protrusions, the drum-type washing machine to be washed by the falling impact, soared in the center of the washing tank There is a stirring washing machine for washing by rotating the stirrer to the left and right, and recently, a drying apparatus for supplying hot air to the washing tank to dry the laundry of the washing tank has been developed and released in the washing machine.

However, a conventional washing machine equipped with a drying device has a problem that drying is not sufficiently performed when a small amount of laundry is provided because hot air supplied to the washing tank is hard to penetrate to the corner. In addition, there is a problem that the hot air easily escapes to the outside of the washing tank is not efficiently dried. In addition, when a small amount of laundry is frequently dried, energy is wasted because hot air is supplied to the entire washing tank. Therefore, there is a need for improvement.

The present invention has been made by the necessity as described above, and an object of the present invention is to provide a washing machine having a drying device that allows the laundry to be dried efficiently. Another object of the present invention is to provide a washing machine having a drying apparatus for efficiently drying a small amount of laundry.

A washing machine having a drying apparatus according to the present invention includes: a first drying apparatus for heating air to supply laundry to a laundry tank, and installed in communication with the first drying apparatus, and the air heated by the first drying apparatus. It is characterized by including a second drying device for drying the laundry using.

Preferably, the first drying apparatus is a heating device for heating the air, a drying duct provided with the heating device and providing a passage for moving the heated air to the washing tank and the drying so that the heated air is moved to the washing tank. It characterized in that it comprises a blower installed on one side of the duct.

Preferably, the first and second drying apparatus is selectively opened and closed at a portion where the first drying apparatus and the second drying apparatus communicate with each other so that the air heated in the first drying apparatus is supplied to the second drying apparatus. A wind direction control unit is further provided, wherein the wind direction control unit includes a wind direction control plate for selectively opening and closing the first and second drying apparatuses and a driving unit for driving the wind direction control plate.

On the other hand, the second drying device is installed in communication with the first drying device is installed inlet to receive the heated air, the inlet is installed in communication with the inlet and the laundry is dried and one side is in communication with the drying unit It is installed so as to have an outlet for discharging the air introduced through the inlet, the other side of the pumping portion is formed to be opened to the outside to discharge the air to the outside of the washing machine, or formed to be opened to the washing tank side to discharge to the washing tank It is desirable to be.

In addition, it is preferable that the drying unit is further provided with a drying door for putting or removing the laundry.

Preferably, the second drying apparatus has a rotating plate rotatably installed so that the laundry is evenly exposed to heated air, and a rotating plate driving source for transmitting power to the rotating plate to rotate the rotating plate, wherein the rotating plate and the rotating plate driving source are Belt-coupled or the rotating plate drive source is driven directly to the rotating plate, or the rotating plate and the rotating plate drive source is characterized in that the chain is coupled.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of a washing machine having a drying apparatus according to the present invention.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

1 is a view schematically showing a washing machine according to a preferred embodiment of the present invention, Figure 2 is a side cross-sectional view of the washing machine according to a preferred embodiment of the present invention.

1 and 2, the drum washing machine is provided with a housing 100 constituting an outer shape, a tub 111 installed inside the housing 100, and rotatably installed inside the tub 111. The drum 112 to be administered, the lift 113 installed to protrude into the drum 112, the motor 109 installed behind the tub 111 to rotate the drum 112, and drying to dry the laundry. Apparatus 115 and a condensation duct 116 to remove moisture from the air.

The washing tank is a space in which laundry is washed, and includes the tub 111 and the drum 112.

The upper side of the tub 111 is provided with a water supply port 151 for supplying washing water from the outside. The wash water supplied through the water inlet 151 is supplied into the tub 111 through the detergent container 152 in which detergent is stored. The lower side of the tub 111 is provided with a drain pump 156 and a drain pipe 155 to discharge the washing water after the washing process to the outside. The door 103 is installed in front of the housing 100 so that laundry can be put into or removed from the drum 112. Here, the front means the left side of FIG. 2, and the rear means the right side of FIG. 2.

On the other hand, although not shown in the drawings, a plurality of holes are formed on the circumferential surface and the rear surface of the drum 112 to allow the wash water and air to flow to the tub 111 and the drum 112 side.

In the washing machine of the present invention, after the end of the washing according to the repeated washing and dehydration stroke, the drying apparatus 115 injects warm air into the drum 112 to dry the laundry. That is, the drying apparatus 115 heats and circulates air to dry the laundry inside the drum 112.

The drying apparatus 115 includes a first drying apparatus 120 and a second drying apparatus 130.

The drying duct 122 of the first drying apparatus 120 provides a passage through which one side is in communication with the condensation duct 116 and the other side is in communication with the tub 111. In the drying duct 122, a heating device 121 for heating the air and a blower 123 for moving the heated air toward the tub 111 are provided.

The second drying apparatus 130 is installed above the first drying apparatus 120. The second drying apparatus 130 has one side in communication with the drying duct 122 and laundry using hot air supplied from the inlet 134 and hot air supplied from the inlet 134. The drying unit 133 is provided to dry the space. One side of the drying unit 133 is opened so that laundry is administered from the outside and is opened and closed by a drying door 131 installed on one side. In addition, the second drying apparatus 130 has an outlet portion 134, one side of which is in communication with the drying unit 133 and the other side is in communication with the tub 111 to discharge the air of the drying unit 133 to the tub 111; The rotating plate 138 is rotatably installed in the drying unit 133 so that laundry is evenly exposed to the hot air supplied to the drying unit 133. The rotating plate driving source 139 is installed outside the drying unit 133 to directly rotate the rotating plate 138.

In this embodiment, the rotating plate driving source 139 is installed outside the drying unit 138 to directly drive the rotating plate 138, but, alternatively, the rotating plate driving source 139 is belt-coupled or chain-coupled with the rotating plate 138 to the rotating plate ( 138 can be driven. In addition, in this embodiment, the other side of the outlet 134 is in communication with the tub 111 is installed so that the air of the drying unit 133 is discharged to the tub 111, on the other hand, the other side of the outlet 134 is external Open to the air may be discharged to the outside of the drying unit 133. Since such a configuration is well known to those skilled in the art to which the present invention pertains, a detailed description of such a structure is omitted.

 The condensation duct 116 flows the cooling water supplied through the water supply pipe 118 installed in the middle to the wall surface of the condensation duct 116. By contacting the hot and humid air in the condensation duct 116 with cooling water having a relatively low temperature, the water vapor is condensed to remove moisture in the condensation duct 116.

3 is a view showing an embodiment of a drying apparatus according to the present invention, Figure 4 is a view showing an embodiment of the wind direction control unit according to the present invention.

Referring to FIGS. 3 and 4, the drying apparatus 115 receives the air from which moisture is removed from the condensation duct 116, and provides the first drying apparatus to provide hot air to the tub 111 and the second drying apparatus 130. Apparatus 120 and a second drying device 130 is installed in communication with the first drying device 120 and to dry the laundry by using the hot air supplied from the first drying device 120.

In addition, the drying apparatus 115 is installed in a portion in which the drying duct 122 and the inlet 132 communicate with the wind direction control unit for selectively opening and closing the first drying device 120 and the second drying device 130 ( 125). That is, the wind direction control unit 125 selectively opens and closes one side of the drying duct 122 facing the tub 111 and the inlet 132 of the second drying apparatus 130.

The wind direction control unit 125 includes a wind direction control plate 127 and a driving unit 128 for driving the wind direction control plate 127. The wind direction control plate 127 is installed on one side of the drying duct 122 is a plate shape having a width enough to block the passage of the drying duct 122. The driver 128 is installed on one side of the drying duct 122 facing the tub 111 to rotate the wind direction control plate 127.

The washing machine configured as described above performs a washing stroke, a rinsing stroke, a dehydrating stroke and a drying stroke.

When the washing administration starts, the detergent and wash water are introduced into the tub 111 through the water supply unit 151. When a certain amount of washing water is supplied, the drum 112 rotates left and right to wash the laundry. When the washing is completed, the wash water and contaminants are discharged to the outside through the drain 155 by the drain pump 156 installed under the tub 111.

When the drying stroke is started, the power of the heating apparatus 121 is applied to heat the air in the drying duct 122. The hot air is moved to the tub 111 by the blower 123, and is introduced into the tub 111 by the wind direction control plate 125. The hot air introduced into the tub 111 takes away moisture in the laundry and contains it. The air enters the condensation duct 116 and meets condensate in the condensation duct 116 to remove moisture. The air from which moisture is removed through the condensation duct 116 is introduced into the drying duct 122 to be replaced with hot air.

The drying process as described above is a case in which the wind direction control plate 125 blocks the passage toward the inlet 132 to dry the laundry contained in the tub 111. In contrast, the drying apparatus 115 according to the configuration of the present invention may dry the laundry through the second drying apparatus (130).

Looking at the process of drying the laundry through the second drying device 130 as follows.

When the drying stroke is started, the power of the heating apparatus 121 is applied to heat the air in the drying duct 122. The heated air is moved to the tub 111 by the blower 123, the passage of the drying duct 122 to the tub 111 by the wind direction control plate 125 is blocked and the heated air is inlet ( 132). The hot air introduced through the inlet 132 to the drying unit 133 may contain moisture in the laundry. At this time, the rotating plate 138 evenly exposes the laundry to hot air. Air containing the moisture is discharged to the tub 111 through the outlet 134. The air discharged to the tub 111 flows into the condensation duct 116 and meets condensate in the condensation duct 116 to remove moisture. The air from which moisture is removed through the condensation duct 116 is introduced into the drying duct 122 to be replaced with hot air.

The drying apparatus 115 of the washing machine as described above may not only dry the laundry contained in the drum 112, but may also dry the laundry contained in the second drying apparatus 130. The tub 111 is efficient to dry a relatively large amount of laundry because the space is large, the drying unit 133 is efficient to dry a relatively small amount of laundry because the space is small. In addition, the second drying apparatus 130 is installed at an upper side of the first drying apparatus 120 in an efficient position to use hot air.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. Will understand. In addition, the drying apparatus provided in the washing machine has been described as an example, but this is merely exemplary, and the drying apparatus of the present invention may be used in a product other than the drying apparatus used in the washing machine. Therefore, the true technical protection scope of the present invention will be defined by the claims below.

As described above, the washing machine according to the present invention has an effect that the laundry can be efficiently dried unlike the conventional invention. When a small amount of laundry, such as socks or handkerchiefs, is dried in a washing tank, the conventional invention is relatively difficult to dry laundry because the space of the washing tank is relatively large, the present invention is provided with a space for drying a small amount of laundry separately a small amount of dry Laundry can be dried efficiently.

Claims (12)

A first drying device for heating air to supply laundry to the laundry; And And a second drying device installed in communication with the first drying device, the second drying device drying the laundry using the air heated by the first drying device. The method of claim 1, wherein the first drying apparatus, A heating device for heating air; A drying duct provided with the heating device and providing a passage through which the heated air is moved to the washing tank; And And a blower installed at one side of the drying duct so that the heated air is moved to the washing tank. The method of claim 1, Wind direction control to selectively open and close the first and second drying apparatus in a portion where the first drying apparatus and the second drying apparatus communicate so that the air heated in the first drying apparatus is supplied to the second drying apparatus. Washing machine having a drying device, characterized in that further provided. The wind direction control unit according to claim 3, Wind direction control plate for selectively opening and closing the first and second drying apparatus; And Washing machine having a drying device, characterized in that it comprises a drive unit for driving the wind direction control plate. The method of claim 1, wherein the second drying apparatus, An inlet unit installed in communication with the first drying apparatus and receiving heated air; A drying unit installed in communication with the inlet and drying the laundry; And Washing machine having a drying device, characterized in that the one side is provided in communication with the drying unit having an outlet for discharging the air introduced through the inlet. The method of claim 5, Washing machine having a drying device, characterized in that the other side of the outlet is formed to open to the outside to discharge the air to the outside of the washing machine. The method of claim 5, Washing machine having a drying device, characterized in that the other side of the outlet portion is formed to open to the washing tank side to discharge air to the washing tank. The method of claim 5, Washing machine having a drying device, characterized in that the drying unit is further provided with a drying door to put or take out the laundry. The method of any one of claims 1 to 8, wherein the second drying apparatus, A rotating plate rotatably installed so that laundry is evenly exposed to heated air; And Washing machine having a drying device characterized in that it comprises a rotating plate drive source for transmitting power to the rotating plate to rotate the rotating plate. The method of claim 9, Washing machine having a drying device, characterized in that the rotating plate and the rotating plate drive source is coupled to the belt. The method of claim 9, The rotating plate drive source is a washing machine having a drying device, characterized in that for directly driving the rotating plate The method of claim 9, Washing machine having a drying device, characterized in that the rotating plate and the rotating plate drive source is coupled to the chain.

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