KR20060008458A - Drum type washer with a dryer - Google Patents

Abstract

The present invention relates to a combined drum washing machine equipped with a fragrance injector for injecting fragrance into a drum washing machine during a drying stroke so as to remove an unpleasant smell during drying.

To this end, the present invention, the cabinet constituting the drum washing machine body, a cylindrical tub installed inside the cabinet, the drum rotatably installed in the tub, the washing and drying stroke is performed, and fixed to the tub A drying duct installed to guide the hot air into the drum, a condensation duct in communication with the drying duct, to remove moisture contained in the hot air introduced from the drum and to reintroduce the moisture into the drying duct; It provides a combined drum washing machine comprising a fragrance injector installed to inject fragrance into the inside.

Drying drum washing machine, incense jet device

Description

Drum Type Washer with Dryer

1 is a side cross-sectional view of a combined drum washing machine employing a fragrance injector according to the present invention

2 is a detailed view of the fragrance injector shown in FIG.

3 is a block diagram of a fragrance injection device according to a second embodiment of the present invention

<Description of Symbols for Main Parts of Drawings>

10. Cabinet 11. Door

12. Control panel 20. Tub

21. Hot air inlet 22. Hot air outlet

30. Drum 31. Hot air suction hole

40. Drive motor 50. Drying duct

51. Fan motor 52. Blower fan

53. Drying heater 60. Condensation duct

61. Condensate supply line 100. Incense sprayer

101. Housing 102. Side panel

103. Chamber 110. Injection hole

120. Piezoelectric Module 121. Diaphragm                 

P. Spray

The present invention relates to a dry combined drum washing machine, and more particularly, to provide a dry combined drum washing machine to remove unpleasant odor after drying by spraying incense during the drying stroke.

Generally, a washing machine is a pulsator-type washing machine that washes by water flow generated by rotating a plate-type pulsator, and a drop and friction force of washing water and laundry generated inside a bucket by rotating a lying container. The washing machine is roughly classified into a drum washing machine.

Among them, the drum washing machine is in demand more and more due to the advantages of using less water and detergent when washing, less damage to the cloth, and little tangling of the laundry compared to the pulsator type washing machine.

In addition, the drying combined drum washing machine performs washing and dehydrating strokes of the existing washing machine, and after washing is completed, drying the laundry by forcibly circulating by injecting hot air into the drum containing the wet laundry. An apparatus can be provided to selectively carry out the drying process.

In other words, the drying operation of the conventional combined-use drum washing machine injects hot air into the drum to heat not only the air inside the drum, but also the drum itself. As the laundry is heated by the hot air and the drum wall, moisture evaporates. Drying administration is performed.

Therefore, as described above, the drum inside the drum, particularly the drum wall, is at a high temperature during the drying stroke of the drum washing machine, and the laundry is not carbonized due to the heat received during the drying stroke, but foreign substances and detergents such as pieces of fiber or thread that are separated from the laundry are not carbonized. The residues are carbonized and have a problem that an unpleasant odor is emitted from the inside of the drum as well as the laundry after the drying stroke.

In addition, the drum and the drying apparatus after washing and drying is a high temperature and high humidity environment, there is a problem that bacteria and mold, such as breeding and odor easily occur.

Accordingly, the present invention has been made to solve the above problems, an object of the present invention is to provide an apparatus for sterilizing the inside of a drum washing machine, such as a drum to remove the unpleasant odor after the drying stroke in a combined drum washing machine.

In order to achieve the above object, the present invention, the cabinet constituting the drum washing machine body, a cylindrical tub installed inside the cabinet, the drum rotatably installed in the tub, washing and drying stroke is performed, A drying duct fixedly installed in the tub and guiding hot air into the drum, and a condensation duct communicating with the drying duct to remove moisture contained in the hot air introduced from the drum and reflowing the moisture into the drying duct; It provides a combined drum washing machine comprising a fragrance injector which is installed to inject incense to one side of the drying duct.

The fragrance injector includes a chamber in which the injection liquid is filled, a diaphragm for applying the pressure to the chamber and the injection liquid filled therein, and a vibrating plate which causes the injection liquid to be injected; A piezoelectric module to expand and a control unit for controlling the injection of the injection liquid by applying power to the piezoelectric module.

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

Hereinafter, an example of a dry drum washing machine will be described in detail with reference to FIG. 1.

As shown in FIG. 1, the combined drum washing machine includes a cabinet 10 constituting a main body, a cylindrical tub 20 horizontally supported in the cabinet 10, and a rotatable inside the tub 20. The drum 30, and the tub 20 is provided with a drive motor 40 for driving the drum (30).

In the center of the front of the cabinet 10, a door 11 for opening and closing the opening (not shown) formed to be able to input and withdraw laundry into the drum 30 is installed to be able to pivot forward, and the cabinet 10 In the upper front of the control panel 12 is installed so that the user can control the entire function of the drum washing machine.

The tub 20 has a hot air inlet 21 is formed in the upper front, the hot air outlet 22 is formed in the lower rear.

The drum 30 is the laundry is put into the drum 30 through the inlet formed in the front and the actual washing stroke is performed by receiving power from the drive motor 40 installed in the rear, the front of the drum 30 The hot air suction hole 31 is formed to correspond to the hot air inlet 21 of the tub (20).

In addition, between the upper portion of the tub 20 and the cabinet 10, the air is heated, the hot air is injected into the drum 30 forcibly circulated, and the moisture is removed from the circulated hot air to remove the laundry. A drying apparatus for drying is provided.

The drying apparatus, the drying duct 50 is connected to the hot air inlet 21 of the tub 20, the condensation is in communication with the drying duct 50 and connected to the hot air outlet 22 of the tub (20) It consists of a duct 60.

In the drying duct 50, a drying heater 53 for heating air and the heated air are supplied into the drum 30, and hot air is forcedly circulated through the drying duct 50 and the condensation duct 60. The fan motor 51 and the blowing fan 52 are installed.

One side of the condensation duct 60 is provided with a condensate water supply pipe 61 to supply cooling water from the external water supply to the condensation duct 60, and thus discharged from the drum 30 while passing through the condensation duct 60. Moisture contained in the air is condensed and removed.

One side of the drying duct 50 is provided with a fragrance injector 100 so that the fragrance is injected and diffused into the drum 30.

As shown in FIG. 2, the fragrance injector 100 forms an injection liquid P, which is a raw liquid of an incense to be generated, and a chamber 103 in which the injection liquid P is filled. The main body housing 101 and the side panel 102, the diaphragm 121 forming the rear surface of the chamber 103, the piezoelectric module 120 attached to the outside of the diaphragm, and the piezoelectric module 120. The control unit 130 for applying an electrical signal to the.

At this time, the fragrance injection device 100, as shown in Figure 1, is installed at a position close to the hot air inlet 21 in order to facilitate the diffusion into the drum 30 after injection, A / S And when the control panel 12 is separated to facilitate the replacement of the injection liquid (P) it will be desirable to be installed in the drying duct 50 in an easy access position from the front.

In addition, rather than being installed on the inner side of the drying duct 50 to facilitate the replacement of the injection liquid (P), the injection liquid P and the control unit of the injector 100 through the wall of the drying duct 50 It will be preferable that the 130 is installed to be exposed to the outside of the drying duct (50).

In addition to the installation example of the fragrance injector 100 described above, the drum 30 is installed on one side wall which forms an inner surface or an inlet of the drum 30 at a position close to the door 11 so as to be easily accessible from the outside without removing the drum washing machine. It would be possible.

The side panel 102 may maintain the pressure inside the chamber 103 even if the amount of the injection liquid P decreases as the injection liquid P filled in the chamber 103 is injected. It is formed to adjust the volume of the chamber 103 by elastically contracting and elongating in the front and rear directions, or to adjust the volume of the chamber 103 by elastically moving in the up and down directions similar to the piston. Can be formed.

An injection hole 110, which is a through-hole communicating with the inside of the chamber 103, is formed on the front surface of the body housing 101 so as to spray the injection liquid P inside the chamber 103 to the outside.

At this time, the injection hole 110, the shape of the injection hole 110 itself in the form of a jet nozzle, or install a separate piece of nozzle in the injection hole (110).

The jet liquid (P) by using essential oils (essential oil, such as jasmine, rosemary, lavender) to remove the smell of the laundry and the drum, as well as to obtain aromatherapy (aroma therapy) effect. have.

 For reference, essential oils are highly concentrated aromatic oils extracted from plants. Plant extracts have been used for therapeutic purposes for thousands of years. They are used to treat anti-aging ingredients (antioxidants) and to treat diseases and to purify air. It contains a large amount, and the particles that make up the oil are fine and highly volatile.

That is, since the essential oil is highly concentrated, it is effective in removing unpleasant odors in the drying stroke even when spraying a small amount (for example, the amount of essential oil used is about 30-50 μl) It spreads easily inside the drum, so that it can fully penetrate into the laundry, and even after drying, the fragrance and its effects last for a certain time inside the laundry and drum.

The piezoelectric module 120 is a piezoelectric element (Piezo actuator) for converting an electrical signal into mechanical vibration, the pressure to the chamber 103 and the injection liquid (P) in accordance with whether the electrical signal transmitted from the controller 130 is applied Will be added.

The controller 130 applies power to the piezoelectric module 120 of the incense injector 100 as the user selects whether the incense is injected through the control panel 12. To control the injection.

Looking at the drying operation in the combined drying drum washing machine configured as described above are as follows.

When the drying stroke is started, the heater 53 generates heat as the power is applied to the heater 53, and the air is heated, and the blower fan 52 and the fan motor 51 carry the drying duct. Forced circulation through (50).

The hot air generated in the drying duct 50 passes through the hot air inlet 21 of the tub 20 and the hot air suction hole 31 of the drum 30 to be introduced into the drum 30.

The hot air introduced into the drum 30 heats the laundry in the drum 30 to evaporate water, and the evaporated water contains the evaporated water to form the tub 20 formed in a diagonal direction of the hot air suction hole 31. Flow toward the hot air outlet (22).

At this time, since the hot air introduced into the drum 30 heats the drum 30 itself, the laundry is heated not only through the hot air but also through direct contact with the drum 30.

The hot air discharged from the drum 30 and introduced into the condensation duct 60 is removed while condensing moisture contained in the cold cooling water while passing through the condensation duct 60, and the hot air dried through the condensation process is It is reflowed into the drying duct 50.                     

In other words, the drying operation of the combined drying drum washing machine is the drying of the laundry through the waste circulation of the hot air as described above.

On the other hand, when the user selects the fragrance spraying, the fragrance spraying device 100 is operated to spray a predetermined amount of fragrance before the drying operation is completed, and the sprayed spray liquid P is dried with laundry and drums by hot air. Diffuses inside the device.

That is, since the drying operation is performed for a predetermined time in the state in which the injection liquid P is injected into the drum 30, the injection liquid P may be evenly absorbed in the laundry.

Here, since the injection liquid P of the fragrance injection device 100 is sprayed for deodorizing action of the unpleasant odor in the drying stroke, it may be preferable to spray a plurality of times at a predetermined time interval during the drying stroke.

The fragrance injector 100 has a configuration in which only one chamber 103 can contain the injection liquid P, but the fragrance injector 200 according to the second embodiment of the present invention shown in FIG. It is also possible to configure a plurality of chambers 203 to fill the respective chamber 203 with the injection liquids P1, P2, P3, and P4 in various directions, and control the injection through one control unit 230. .

The injector 200 may vibrate the chamber 203 and the injection liquids P1, P2, P3, and P4 filled in the chamber 203 as power is applied to the rear surface of the chamber 203. A diaphragm (not shown) and a piezoelectric module (not shown) are attached to the spray liquid P1, P2, P3, and P4 by applying pressure to transmit the pressure, and the diaphragm (not shown) and the piezoelectric module (not shown) are attached thereto. As described in the first embodiment, is operated by the electrical signal transmitted from the control unit 230.

On the other hand, the fragrance injector 200 is configured to unite the main body housing 201 to divide the interior space into a plurality of chambers 203, and to draw a control signal line from each of the chambers 203 to control unit ( It is also possible to configure to control in 230, or configured to control in one control unit 230 by combining one of the fragrance injection device 100 consisting of a single chamber 103 as a unit and a plurality of units It would also be possible.

Therefore, in the above-described second embodiment, it is possible for a user to select and inject one of the various incense through the control panel 12, or to use the mixed incense by spraying several incense at the same time. It is also possible.

Drying drum washing machine according to the present invention configured as described above is not limited to the embodiments and drawings disclosed herein, and modified in various forms by those skilled in the art without departing from the scope of the technical spirit of the invention And of course, it is possible to change.

As described above, the combined drum washing machine according to the present invention has the following effects.

First, it is effective to remove unpleasant odors caused by drying by injecting fragrance during drying process. Also, essential oil is absorbed into clothing during drying process, so that a user can add aromatherapy effect while wearing dry clothes. You can get it.

Second, essential oils are spread evenly inside the drum, the drying duct and the condensation duct, in addition to the hot air during the drying process, and is effective in disinfecting and removing odors in the drum washing machine.

Third, since the volume of the fragrance injector is small, it can be installed on one side of the drying duct, tub or drum, and the aromatherapy effect is possible by injecting a plurality of incense injectors by selecting and injecting a desired fragrance Can double.

Claims (5)

A cabinet constituting the drum washing machine body; A cylindrical tub installed inside the cabinet; A drum rotatably installed in the tub, the drum being washed and dried; A drying duct fixedly installed at the tub and guiding hot air into the drum; A condensation duct in communication with the drying duct to remove moisture contained in the hot air introduced from the drum and to reintroduce the moisture into the drying duct; Drying drum washing machine comprising: a fragrance injector which is installed to inject fragrance so that the fragrance is diffused into the drum. The method of claim 1, The fragrance injection device includes a chamber in which the injection liquid is filled; A diaphragm installed to apply the pressure to the chamber and the injection liquid filled therein so that the injection liquid is injected; A piezoelectric module which contracts and expands the diaphragm by generating mechanical vibration depending on whether power is applied; Drying drum washing machine, characterized in that consisting of: a control unit for controlling the injection of the injection liquid by applying power to the piezoelectric module. The method of claim 1, The fragrance injection device includes at least one chamber in which injection liquid is filled; A diaphragm installed to apply the pressure to the injection liquids filled in the chambers and the inside to inject the injection liquids; A piezoelectric module which contracts and expands the diaphragm by generating mechanical vibration depending on whether power is applied; Drying drum washing machine, characterized in that consisting of: a control unit for selectively applying the power to the piezoelectric modules installed in each chamber to select and control the injection of the injection liquid. The method of claim 1, Dryer drum washing machine characterized in that the fragrance injector is installed on one side of the drying duct. The method of claim 1, Dryer drum washing machine characterized in that the fragrance injector is installed in the drum.

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