KR101183149B1 - Drying device of drum washer - Google Patents

Abstract

The present invention relates to a drying apparatus for a drum washing machine using a heater, comprising: a case having a hot plate recessed at an upper end thereof; A tub embedded in the case and storing the washing water; A drying duct connected to the tub to form a passage through which air is circulated and in contact with the bottom of the hot plate; And a heater built in the drying duct to heat the air.

The drum washing machine using the heater according to the present invention does not lose a part of the heater that heats the air to dry the laundry inside the drum, and is transferred to the upper side of the drum washing machine to dry the laundry placed above the drum washing machine.

Drum Washing Machine, Heater, Drying, Conduction, Temperature Sensor

Description

Drying device for drum washing machine using heater {DRYING DEVICE OF DRUM WASHER}

1 is a schematic side cross-sectional view of a conventional drum washing machine capable of drying.

2 is a side sectional view schematically showing a drum washing machine using a heater according to a first embodiment of the present invention.

3 is a schematic perspective view of a drum washing machine using a heater according to a first embodiment of the present invention.

Figure 4 is a side cross-sectional view schematically showing a drum washing machine using a heater according to a second embodiment of the present invention.

Figure 5 is a front sectional view schematically showing a drum washing machine using a heater according to a second embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

20,40 drum washing machine 22,42 heater

30,50: Drying duct 32,52: Heater

45: conductor 60: horizontal adjustment means

61: temperature sensor 65: display unit

110: support plate 120: holder

130: holder

The present invention relates to a drying apparatus, and more particularly, to a drying apparatus of a drum washing machine using a heater to dry laundry above the drum washing machine by using heat generated from a heater mounted on the drying duct of the drum washing machine. It is about.

In general, a drum washing machine is a washing machine that can wash laundry using less washing water. Recently, the drying function is added to the drum washing machine, it is possible to dry after washing the laundry.

1 is a schematic side cross-sectional view of a conventional drum washing machine capable of drying.

Referring to FIG. 1, the drum washing machine 10 includes a case 11 forming an outer shape, a tub 12 installed inside the case 11, and rotatably installed inside the tub 12 so that laundry is provided. A drum 13 to be stored, a motor 14 for rotating the drum 13 in association with the drum 13 and a drying device 15 for drying the laundry are provided.

The wash water stored in the tub 12 is introduced into the filter case 17 through the drain pipe 16 and the foreign matter is filtered and then moved to the discharge pipe 19. The discharge pipe 19 is provided with a pump 18 to discharge the wash water to the outside.

The drying device 15 has a drying duct 1 formed at one end of the front opening of the tub 12 and the other end communicating with one side of the tub 12, and built into the drying duct 1 to supply air. The heater 2 to heat and the blowing fan 3 which are built in the drying duct 1 and forcibly circulates air are provided.

However, when the air is heated by the heater 2, heat loss occurs while air containing the thermal energy generated by the heater 2 flows into the tub 12 by the blower fan 3.

This is because the drying duct 1 is heated and discharged into the air while the air is heated by the heater 2.

Therefore, the necessity of utilizing the heat discharged to the outside by the drying duct (1) is required.

The present invention has been made to improve the above problems, and an object of the present invention is to provide a drum washing machine drying apparatus using a heater for drying the laundry using heat discarded into the air from the heater built in the drying duct.

In order to achieve the above object, the present invention is a case in which a hot plate is formed recessed at the top; A tub embedded in the case and storing wash water; A drying duct connected to the tub to form a passage through which air is circulated and contacting a bottom surface of the hot plate; And it provides a drying apparatus for a drum washing machine using a heater, characterized in that it comprises a heater built in the drying duct to heat the air.

The upper end of the case is characterized in that the protective bar is located above the hot plate.

The upper end of the case is characterized in that the mounting member is further provided to hang the laundry.

The mounting member has a support plate coupled to the upper end of the case rotatably; A cradle to which one end is rotatably coupled to the other end of the support plate and to which laundry is taken; And one end is rotatably coupled to the other end of the cradle and the other end is characterized in that it comprises a fastening hook that is caught on the upper end of the case is provided.

In addition, the present invention to achieve the above object is a case in which a hot plate is formed recessed at the top; A tub embedded in the case and storing wash water; A drying duct connected to the tub to form a passage through which air is circulated; A heater embedded in the drying duct to heat air; And a conductor having a lower end in contact with a drying duct of a portion at which the heater is located and having an upper end in contact with a bottom surface of the hot plate.

At this time, the cover is further provided to cover the hot plate, the cover is characterized in that the hinge is coupled to the top of the case is rotated.

It is characterized in that it is further provided with a horizontal adjusting means coupled to the conductor to move the conductor horizontally, so that the conductor is in contact or non-contact with the drying duct.

The horizontal adjusting means is mounted on the hot plate temperature sensor for measuring the temperature; A control unit which receives the signal of the temperature sensor and compares it with a set temperature value; And a horizontal adjusting unit coupled to the conductor and having a variable length by the control of the controller to horizontally move the conductor.

The horizontal adjustment unit is characterized in that the solenoid.

The display unit for displaying the value measured by the temperature sensor is characterized in that mounted to the case.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a drying apparatus of a drum washing machine using a heater according to the present invention.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms described below are terms defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator.

Therefore, definitions of these terms should be made based on the contents throughout this specification.

Figure 2 is a side cross-sectional view schematically showing a drum washing machine using a heater according to a first embodiment of the present invention, Figure 3 is a schematic perspective view of a drum washing machine using a heater according to a first embodiment of the present invention.

Figure 4 is a side cross-sectional view schematically showing a drum washing machine using a heater according to a second embodiment of the present invention, Figure 5 is a front sectional view schematically showing a drum washing machine using a heater according to a second embodiment of the present invention. to be.

2 and 3, the drum washing machine 20 is provided with a hot plate 22 of a shape recessed at the upper end of the case 21 to form the appearance. The case 21 has a built-in tub 23 in which the wash water is stored. Then, the drum 24 embedded in the tub 23 is rotated to wash the laundry.

Above the tub 23 is provided with a drying duct 30 forming a passage through which air is circulated. One end of the drying duct 30 is connected to the front opening of the tub 23, and the other end thereof is in communication with one side of the tub 23. In addition, a heater 32 is built into the drying duct 30 to heat the air. In addition, a blowing fan 31 is built into the drying duct 30 to suck in air existing in the tub 23 and then discharge air in the direction of the heater 32. Then, air flows into the tub 23 in a heated state while passing through the heater 32.

The upper side surface of the drying duct 30 is in contact with the bottom surface of the hot plate 22. At this time, the portion of the drying duct 30 in which the heater 32 is embedded is in direct contact with the hot plate 22.

A protective bar 25 is provided at the top of the case 21. This protective bar 25 is located above the hot plate 22 to prevent the user from being in direct contact with the heated hot plate 22.

The top of the case 21 is provided with a mounting member 100 for hanging the laundry. The mounting member 100 is provided with a support plate 110, the holder 120 and the fixing member 130.

One end of the support plate 110 is coupled to the rear end and the hinge 111 of the case 21 is rotated. The support plate 110 has a size to cover the upper side of the case 21.

The holder 120 is rotated by the rotation shaft 121 is coupled to the other end of the support plate 110. The cradle 120 is arranged with a plurality of engaging bars 122 are spaced a predetermined interval so that the laundry can be caught.

One end of the fixture 130 is coupled to the pin 131 to the support plate 110 of the holder 120 is rotated. The holder 130 is inserted into the locking groove 132 is formed at the other end of the case 21.

Referring to the operation of the drying apparatus of the drum washing machine using the heater according to the first embodiment of the present invention having the above configuration is as follows.

When the drying mode of the drum washing machine 20 is performed, the blower fan 31 is driven to circulate the air of the drying duct 30 forcibly, and the heater 32 heats the air of the drying duct 30. The drying duct 30 is also heated by the heated air. At this time, when the laundry drying inside the drum 24 is not necessary, the blowing fan 31 may not be driven.

In this embodiment, since the drying duct 30 and the hot plate 22 at the upper end of the case 21 are in contact with each other, the heat of the drying duct 30 is conducted to the hot plate 22 so that the laundry is placed on the hot plate 22. Can be dried.

In this case, a plurality of protection bars 25 are fixed to the case 21 so as to be positioned above the hot plate 22, thereby preventing a user from accidentally contacting the hot plate 22.

On the other hand, when the drying mode is not the support plate 110 is seated on the upper side of the case 21, the cradle 120 and the fixed base 130 is inserted into the inner side of the support plate 110.

Then, when the drying mode is in progress, the user rotates the support plate 110 and places the holder 120 above the hot plate 22. Then, the guide 130 is rotated and inserted into the locking groove 132.

Then, the holder 122 is maintained in a fixed state above the hot plate (22). Therefore, the laundry can be hanged and dried on the catching bar 122 of the holder 122.

4 and 5, the drum washing machine 40 is provided with a hot plate 42 of the shape recessed at the upper end of the case 41 forming the appearance.

The case 41 has a tub 43 in which washing water is stored. Then, the drum 44 embedded in the tub 43 is rotated to wash the laundry.

Above the tub 43 is provided with a drying duct 50 forming a passage through which air is circulated. One end of the drying duct 50 is connected to the front opening of the tub 43, and the other end is in communication with one side of the tub 43. In addition, a heater 52 is built in the drying duct 50 to heat air. In addition, a blowing fan 51 is built into the drying duct 50 to suck the air inside the tub 43 and then discharge the air toward the heater 52. Thus, air flows into the tub 43 in a heated state while passing through the heater 52.

A conductor 45 is provided between the drying duct 50 and the hot plate 42. The conductor 45 has a lower end in contact with the drying duct 50 of the portion where the heater 52 is located, and an upper end of the conductor 45 in contact with the bottom surface of the hot plate 42 to heat the drying duct 50. Evangelize with

The hot plate 42 is recessed at the upper end of the case 41 to form a drying groove 46. The cover 47 is inserted into the drying groove 46 and is in contact with the hot plate 42. The cover 47 is coupled to the hinge 48 to the upper end of the case 41 is rotated.

Horizontal conductor 60 is coupled to the conductor 45. The horizontal adjustment means 60 is provided with a temperature sensor 61, the control unit 62, the horizontal control unit 63 to move the conductor 45 horizontally. As a result, the conductor 45 is in contact with the drying duct 50 or not in contact with the situation.

The temperature sensor 61 is mounted on the hot plate 42 to measure the temperature, and the controller 62 compares the value measured by the temperature sensor 61 with a preset temperature value. Here, the preset temperature value means a temperature at which the laundry directly in contact with the hot plate 42 is not damaged.

The horizontal control unit 63 is coupled to the conductor 45 and the length is changed by the control of the controller 62, thereby horizontally moving the conductor 45. The solenoid may be used as the horizontal adjustment unit 63, and is fixedly installed inside the case 41.

Therefore, when the hot plate 42 is excessively heated, the horizontal adjusting means 60 moves the conductor 42 so that the heat of the drying duct 50 is not directly conducted to the hot plate 42.

The case 41 is provided with a display unit 65 for displaying a value measured by the temperature sensor 61.

The operation of the drum washing machine using the heater according to the second embodiment of the present invention having the above-described configuration will be described below.

When the drying mode of the drum washing machine 40 is performed, the blowing fan 51 is driven to circulate the air of the drying duct 50 forcibly, and the heater 52 heats the air of the drying duct 50. The drying duct 50 is also heated by the heated air. At this time, when the laundry drying inside the drum 44 is not necessary, the blowing fan 51 may not be driven.

In this embodiment, since the conductor 45 is provided between the drying duct 50 and the hot plate 42 of the upper portion of the case 41, the heat of the drying duct 50 is conducted to the hot plate 42 by the conductor 45. do.

Therefore, the user may dry the laundry by mounting the laundry on the upper side of the hot plate (42). At this time, when the cover 47 presses the laundry while covering the hot plate 42, the wrinkles of the laundry are removed.

On the other hand, if the value measured by the temperature sensor 61 provided in the hot plate 42 is greater than the reference value, the control unit 62 controls the horizontal control unit 63, the horizontal movement of the conductor 45.

Thus, the conductor 45 is spaced apart from the drying duct 50 or the hot plate 42, thereby preventing the hot plate 42 from being excessively heated.

In addition, the measured value in the temperature sensor 61 is perceived by the user by the display unit 65, thereby drying the laundry suitable for the displayed temperature.

On the other hand, the drum washing machine 40 according to the second embodiment of the present invention can be installed to the mounting member 100 according to the first embodiment of the present invention, it is possible to dry the laundry.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of limitation, .

Accordingly, the true scope of protection of the present invention should be defined by the following claims.

As described above, the drying apparatus of the drum washing machine using the heater according to the present invention has the effect of drying the laundry using the conductive heat of the heater built in the drying duct.

In addition, according to the present invention, the mounting member is mounted above the hot plate, so that the laundry can be hung and dried, thereby protecting the cloth.

In addition, the present invention has the effect that the wrinkles are removed while the laundry in contact with the hot plate is pressed by the cover.

In particular, the present invention by drying the laundry using the heat discarded in the process of drying the laundry inside the drum washing machine, there is an effect capable of efficient use of energy.

Claims (11)

A case in which a hot plate recessed at the top is formed; A tub embedded in the case and storing wash water; A drying duct connected to the tub to form a passage through which air is circulated and in contact with a bottom surface of the hot plate; And Drying device of a drum washing machine using a heater, characterized in that it comprises a heater built in the drying duct to heat the air. The method of claim 1, Drying apparatus of the drum washing machine using a heater, characterized in that the upper end of the case is provided with a protective bar located above the hot plate. The method according to claim 1 or 2, Drying apparatus of the drum washing machine using a heater, characterized in that the upper end of the case is further provided with a mounting member to hang the laundry. The method of claim 3, The mounting member has a support plate coupled to the upper end of the case rotatably; A cradle to which one end is rotatably coupled to the other end of the support plate and to which laundry is taken; And One end is rotatably coupled to the other end of the cradle and the other end of the drying apparatus of the drum washing machine using a heater comprising a fixing stand that is caught on the engaging jaw provided on the upper end of the case. A case in which a hot plate recessed at the top is formed; A tub embedded in the case and storing wash water; A drying duct connected to the tub to form a passage through which air is circulated; A heater embedded in the drying duct to heat air; And The drying apparatus of the drum washing machine using a heater, characterized in that the lower end is in contact with the drying duct of the portion where the heater is located, the upper end is in contact with the bottom surface of the hot plate. The method according to claim 5, Drying apparatus of the drum washing machine using a heater, characterized in that the cover further covering the hot plate. The method according to claim 6, The cover is a drying apparatus of a drum washing machine using a heater, characterized in that the hinge is coupled to the top of the case is rotated. 6. The method of claim 5, And a horizontal adjusting means coupled to the conductor to horizontally move the conductor so that the conductor is in contact with or not in contact with the drying duct. 9. The method of claim 8, The horizontal adjusting means is mounted on the hot plate temperature sensor for measuring the temperature; A control unit which receives the signal of the temperature sensor and compares it with a set temperature value; And And a horizontal control unit coupled to the conductor and having a variable length by a control of the controller to horizontally move the conductor. 10. The method of claim 9, Drying device of the drum washing machine using a heater, characterized in that the horizontal control unit is a solenoid. 10. The method of claim 9, Drying apparatus of a drum washing machine using a heater, characterized in that the display unit for displaying the value measured by the temperature sensor is mounted to the case.

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