KR101495175B1 - Washing machine having fragrance apply module and method for removing remaining fragrance in washing machine - Google Patents

Abstract

The present invention relates to a display device comprising: a body forming an appearance; A tub (21) installed inside the main body to store washing water; A drum 31 installed in the tub for receiving laundry; A fragrance supply unit (100) for supplying fragrance to the inside of the drum; And a reverberation exhaust means for exhausting the air inside the drum to the outside to remove the fragrance remaining in the drum, wherein the reverberant exhaust means includes: a guide duct for guiding outside air introduced into the drum; A blowing fan installed inside the guide duct; And an exhaust duct for guiding air discharged from the drum to the outside.

Washing machine, fragrance supply unit, ventilation fan, exhaust duct, reverberation

Description

TECHNICAL FIELD [0001] The present invention relates to a washing machine having a fragrance supply unit and a method for removing reverberation of the washing machine. BACKGROUND OF THE INVENTION 1. Field of the Invention [0002]

The present invention relates to a method of operating a washing machine, and more particularly, to a method of removing fragrance remaining in a washing machine after a fragrance spraying process is performed in a washing machine provided with a fragrance supply unit capable of spraying fragrance.

Generally, a washing machine is a device that performs washing using mutual friction between a rotating drum and laundry. Such a washing machine generally includes a cabinet forming an outer appearance, a tub installed in the cabinet, a drum rotatably installed in the tub, a washing motor rotating the drum, and a drain pump for pumping water stored in the tub to the outside Respectively.

There is an inconvenience that the user smiles when the dried clothes smell of washing water or detergent, or the smell that has been put on the clothes before washing is not completely visible and remains after the completion of drying. Therefore, fragrance was supplied to the inside of the drum in order to remove such odor and make the user feel refreshing. However, since the fragrance is sprayed into the drum of the washing machine, fragrance is deposited on the laundered laundry, and in some cases, the fragrance sprayed in the drum of the washing machine remains. This incense is unnecessary in the next washing step since the user intends to deposit the laundry only on a specific laundry. Therefore, it is necessary to remove such reverberations remaining in the drum. In particular, when the fragrance used in the next washing operation is different from the fragrance used in the previous stage, it is necessary to remove the fragrance remaining in the previous stage.

An object of the present invention is to provide a washing machine having means for removing fragrance remaining in a washing machine after washing through a fragrance spraying process in a washing machine. It is another object of the present invention to provide a method for effectively removing remaining reverberations after spraying fragrance into a washing machine.

According to an aspect of the present invention, A tub (21) installed inside the main body to store washing water; A drum 31 installed in the tub for receiving laundry; A fragrance supply unit (100) for supplying fragrance to the inside of the drum; And reverberating means for discharging the air inside the drum to the outside to remove the fragrance remaining in the drum.

The reverberating means includes a guide duct (48) for guiding outside air introduced into the drum; A blowing fan 47 installed inside the guide duct; And an exhaust duct (45) for guiding air discharged from the drum to the outside.

In addition, the guide duct may be provided with a heater 49 for heating the air to be introduced.

A washing machine reverberation method of the present invention comprises: a fragrance supply unit for supplying fragrance into a drum; A guide duct for guiding outside air introduced into the drum; A blowing fan installed inside the guide duct; And an exhaust duct for guiding air discharged from the drum to the outside, wherein the process of supplying fragrance to the drum in the fragrance supply unit is started; A step of supplying the fragrance is completed; And operating the blowing fan to exhaust the reverberation inside the drum.

The drum is rotated at a constant speed or the drum is repeatedly rotated and stopped periodically at a constant speed in the step of exhausting the reverberation by operating the blowing fan.

According to another aspect of the present invention, there is provided a reverberation method comprising: a tub for storing wash water; A drum installed inside the tub to receive the laundry; And a fragrance supplying unit for supplying fragrance to the inside of the drum. The fragrance supplying unit starts the process of supplying fragrance to the drum. A step of supplying the fragrance is completed; Supplying water for reverberation to the drum; Rotating the drum at a constant speed; And draining the water supplied to the drum.

A step of rotating the drum at a constant speed, a step of watering and a step of draining are repeatedly performed a plurality of times.

The present invention also provides a reverberation method for removing fragrance remaining on a drum after a process of supplying a fragrance to a drum is completed, the method comprising: rotating the drum at a constant speed; blowing air to the outside of the drum And operating the fan. Supplying water into the drum; And draining water supplied to the drum, wherein the water is drained from the drum.

The present invention can effectively remove the fragrance remaining in the washing machine which has undergone the fragrance spraying process by the washing machine having the above-described structure and its washing method, so that it is easy to clean to remove remaining fragrance, It is possible to prevent the disadvantage that the fragrance remaining in the inside of the washing machine is mixed.

1, the washing machine having the fragrance supplying unit includes a casing 11 forming a receiving space therein, a tub 21 disposed inside the casing 11 to receive washing water therein, A drum 31 disposed inside the tub 21 so as to be rotatable about a rotation axis and a drive motor 33 for driving the drum 31. [ The casing 11 forms an outer appearance of the washing machine. An entrance is formed in the front of the washing machine so that the laundry can enter and exit the door. A door 13 is provided at one side of the door to open and close the door.

The tub 21 has a tubular shape with one side opened, and an open area is disposed corresponding to the entrance. A spring member 23 and a damper 25 are installed on the upper and lower sides of the tub 21 so as to buffer the tub 21 and the washing water is drained to one side of the lower portion of the tub 21 A drain pipe 27 and a drain pump 29 are provided.

A guide duct 48 which is detachably installed on one side of the guide duct 48 to guide the air into the tub 21 and to supply fragrance to the interior of the tub 21 Unit 100 as shown in FIG. An exhaust pipe 41 is connected to the tub 21 at a lower rear portion thereof so that one end thereof is connected to the tub 21 to communicate with the other end of the tub 21 and the other end thereof is connected to the outside.

A ventilation fan 47 is provided at one side of the guide duct 48 to provide power for introducing air into the tub. The other side of the ventilation fan 47 is connected to an air inlet 43 are connected. The guide duct 48 is provided with a heater 49 for heating air.

When the blowing fan 47 is operated to remove the fragrance remaining in the washing machine after the washing process of supplying fragrance to the washing machine is completed, the outside air is introduced through the air inlet 43, The introduced outside air flows into the tub through the guide duct (48). The air introduced into the tub is discharged to the outside through the exhaust pipe (45) connected to the tub while turning around the inside of the drum. As the outside air is circulated and discharged through the drum, the remainder remaining on the drum is removed. The rotating speed of the blowing fan 47 and the rotating speed of the drum can be adjusted appropriately.

In detail, the reverberation elimination process of the present invention is to exhaust the reverberation inside the drum by operating the air blowing fan when the specific process of supplying fragrance to the drum is completed in the fragrance supply unit, The drum may be rotated at a constant speed or the drum may be repeatedly rotated and stopped cyclically at a constant speed.

In addition, according to another embodiment of the present invention, when the fragrance supply process is completed, water for removing reverberation is supplied to the drum, and the drum is rotated at a constant speed to physically hit the fragrance remaining in the drum or the tub May be added and removed. To this end, water is supplied to the drum after the incense is supplied and the washing process is completed, and the drum is rotated while a certain amount of water is present in the drum. At this time, the rotational speed of the drum can be appropriately adjusted to effectively effect reverberation. That is, the high-speed rotation and the low-speed rotation can be repeated, and the high-speed rotation to reach the dehydration speed can be performed for a predetermined time. Then, the reverberation is removed and the water containing the water is drained to complete the process. The process of watering the water, rotating the drum at a constant speed, and draining the water may be repeated a plurality of times.

In addition, according to another embodiment of the present invention, the forced evacuation process using the blowing fan and the barrel washing process performed by supplying water may be performed at the same time. In other words, in the reverberation removing method for removing the fragrance remaining in the drum, water is supplied into the drum while simultaneously removing the reverberation inside the washing machine through a process of operating a blowing fan for exhausting the air inside the drum to the outside The process of rotating the drum at a constant speed and draining the water of the drum can be performed at the same time. Any of these processes may be repeated a plurality of times as the case may be. The details of the forced evacuation process using the ventilation fan and the water cleaning process using the water vent are the same as those described above, so a detailed description thereof will be omitted.

Referring to FIG. 2, a control panel provided on the front of the washing machine is shown. If the user desires to remove the smell of the inside of the washing machine or the remaining incense, it is possible to perform the above-described reverberation process by pressing the reverberation button on the front control panel of the washing machine. In addition, the reverberation process may be automatically performed after the washing process is completed by pressing the reverberation button at the same time as the specific washing process.

FIG. 3 shows a process of removing the remaining fragrance and odor in the washing machine described above. These processes are schematic flowcharts, but only a part of the processes may be performed unless all processes shown in the drawings are necessarily performed. That is, only the process of supplying water to rotate the drum and then discharging the air may be performed, or only the process of sucking the outside air and roasting the drum and forcibly discharging the air may be performed.

1 is a longitudinal sectional view of a washing machine according to an embodiment of the present invention,

Fig. 2 is a control panel of the washing machine of Fig. 1,

3 is a block diagram illustrating a reverberation method according to an embodiment of the present invention.

Claims (10)

A body forming an outer appearance; A tub installed in the main body to store washing water; A drum installed inside the tub to receive the laundry; And And a fragrance supply unit for supplying fragrance to the inside of the drum, The fragrance supply unit includes: When the drum is subjected to a washing cycle, The fragrance is fed to the drum to add fragrance to the laundry, The tub After the washing cycle is completed, And water for reverberation is supplied to the drum to remove the fragrance remaining in the drum. The method according to claim 1, The tub After the laundry is removed from the drum, And water for reverberation is supplied to the drum. 3. The method of claim 2, The drum Wherein the water for reverberation is supplied to drain the water for reverberation after rotating at a constant speed to remove remaining fragrance. The method according to claim 1, And reverberating means for discharging the air inside the drum to the outside to remove the fragrance remaining in the drum, Wherein the reverberant- Wherein after the laundry is removed from the drum, external air is introduced into the drum to exhaust air inside the drum. 5. The method of claim 4, Wherein the reverberant- A heater for heating the outside air; And A guide duct for guiding the outside air into the drum, the guide duct including a blowing fan for exhausting the air inside the drum; And And an exhaust duct for guiding the air exhausted from the drum to the outside. A body forming an outer appearance; A tub installed in the main body to store washing water; A drum installed inside the tub to receive the laundry; And And a fragrance supply unit for supplying fragrance to the inside of the drum, Supplying washing water to the drum to start a washing cycle; The fragrance supply unit supplies fragrance to the drum to advance the washing cycle; And And completing the washing cycle, And removing the fragrance remaining in the drum. The method according to claim 6, Wherein completing the washing cycle comprises: Wherein the laundry is removed from the drum. The method according to claim 6, Wherein the step of removing the fragrance remaining in the drum further comprises: Supplying water for reverberation to the drum; Rotating the drum at a constant speed to remove any remaining fragrance; And And draining the water for reverberation. The method according to claim 6, In the washing machine, And reverberating means for allowing outside air to flow into the drum to exhaust the air inside the drum to the outside, Wherein the step of removing the fragrance remaining in the drum further comprises: Flowing the outside air into the drum; Rotating the drum at a constant speed to remove any remaining fragrance; And So that the air inside the drum is exhausted to the outside. 10. The method according to any one of claims 6 to 9, Wherein the step of removing the fragrance remaining in the drum further comprises: Wherein the washing is repeated a plurality of times.

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