KR20050114778A - Washing machine - Google Patents

Abstract

The washing machine according to the present invention has an advantage in that the air supply means supplies air to the detergent container to remove the water remaining in the detergent container, thereby keeping the detergent container clean and injecting detergent in a fixed amount.

Description

Washing machine

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing machine, and more particularly, to a washing machine which blows air into a detergent container so that residual detergent is swept away by the blowing air.

In general, a washing machine is a device that cleans fabrics by washing, rinsing, dehydrating, drying, etc. to remove contamination from clothes, bedding, etc. (hereinafter, referred to as cloths) contained in the drum by using water and detergent. , Front side upper or upper surface is provided with a detergent container so that the detergent is mixed with water.

The detergent container is installed in a water supply passage of water, and a detergent receiving unit in which detergent is contained, and a supply passage through which water or clean water (hereinafter referred to as washing water) in which detergent is mixed is supplied.

When the detergent container is filled with detergent in the detergent container, when water is supplied to the detergent container, the supplied water is discharged through the supply passage while being mixed with the detergent, contained in the tub, and the detergent in the tub is The mixed water is soaked in the fabric in the drum and used for cleaning the fabric.

However, in the washing machine according to the prior art, when water remains in the detergent container of the detergent container and coagulates with the detergent, the detergent container becomes dirty, and new detergents are not accommodated as much as the coagulated detergent during the next washing. There is this.

The present invention has been made in order to solve the problems of the prior art, it is an object of the present invention to provide a washing machine capable of removing the residual detergent in the detergent container to keep the detergent container clean and to put the detergent in a certain amount.

Washing machine according to the present invention for solving the above problems is a tub; A drum positioned in the tub to accommodate the cloth; A detergent passage formed with a detergent receiver and a supply passage so that detergent is supplied together with water into the tub; It characterized in that it comprises an air supply means for supplying air to the detergent container to remove the water remaining in the detergent container.

In addition, the washing machine further comprises a drying device for drying while circulating the air in the drum, the air supply means is characterized in that the guide hose is installed so that the air passing through the drying device is supplied to the detergent container.

The washing machine may further include a dispenser cover installed at an upper side of the detergent container and having a water supply path formed therein, wherein the guide hose has one end connected to the drying apparatus and the other end communicated with the water supply passage. do.

In addition, the air supply means is characterized in that it further comprises an air control valve for controlling the air discharge to the guide hose.

The drying apparatus may further include a condensation duct through which the air drying the cloth is sucked and condensed, a drying duct for guiding the air passing through the condensation duct to be discharged into the drum, a heater embedded in the drying duct; And a circulation fan for allowing the air to dry the fabric to pass through the condensation duct and the drying duct in turn, and to be blown to the drum, wherein the guide hose is configured to allow the air heated by the heater to be blown into the detergent container. It is characterized by communicating with the rear of the heater.

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

1 is a partially cutaway perspective view of one embodiment of a washing machine according to the present invention, Figure 2 is a schematic diagram showing the inside of an embodiment of a washing machine according to the present invention.

In the washing machine according to the present exemplary embodiment, as shown in FIGS. 1 and 2, a cabinet 3 is disposed above the base 2, and a cloth entry hole 4 is formed on the front surface of the cabinet 3. In addition, the cabinet cover 6 is connected to the door (5) for opening and closing the fabric access hole (4) is rotatably arranged, the upper side of the cabinet cover (6), such as washing, rinsing, dehydration, drying The control panel 7 for inputting time and the like is disposed, and the top plate 8 is disposed on the upper surface of the cabinet 3.

The control panel 7 is formed with a cylinder entry hole 7a for entering and exiting the detergent container 60 described later.

On the upper side of the base 2, a tub 10 for containing water mixed with detergent or clean water (hereinafter referred to as washing water) is mounted to be bufferable.

The tub 10 is mounted on the damper 2a connected to the base 2 and is connected to the spring 3a connected to both sides of the cabinet 3 so that the tub 10 is connected to the damper 2a and the spring 3a. Is bufferably supported.

The tub 10 is a circular cylinder lying on its side, and has an opening 12 formed at the rear of the gun entry hole 4, and the opening 12 has the door when the door 5 is closed. The gasket 14 which is in close contact with the rear surface of (4) and prevents leakage of the washing water w and detachment of the cloth m is mounted.

The tub 10 has a water supply port for supplying the washing water w on one side of the tub 10, a drain hole for draining the washing water w on one side of the tub 10, and a drying device 30 to be described later communicates. The communication hole 16 is formed on one side, and the driving motor 15 which is a driving means for rotating the drum 20 to be described later is mounted on the back side.

The drive motor 15 includes a stator fixed to the rear surface of the tub 10, a rotor surrounding the circumference and the rear surface of the stator, and fixed to the rotor and penetrate the rear surface of the tub 10. It consists of the shaft fixed to the back side of the drum 20. As shown in FIG.

The drum 20 is a barrel lying sideways like the tub 10 so that the lower part is immersed in the wash water w in the tub 10, and is rotatably positioned inside the tub 10.

The drum 20 has a fabric access hole 21 formed therein to allow the fabric (m) to enter the rear of the fabric access hole 4 of the cabinet cover 6, and wash water (w) in the circumferential portion or the rear surface thereof. Alternatively, a plurality of through holes 22 are formed to allow air to enter and exit, and a lifter 23 is mounted on the inner circumferential surface of the circumference to lift and drop the fabric m.

In addition, the outside of the tub 10 is provided with a drying device 30 for drying while circulating the air in the drum (20).

The drying device 30 is a drying to guide the condensation duct 32 and the air passing through the condensation duct 32 and the condensation duct 32 in which the humidified humid air is sucked and condensed while drying the cloth m. A duct 34, a heater 36 embedded in the drying duct 34, and a circulation fan 38 for allowing air to dry the fabric to pass through the condensation duct and the drying duct in turn and then blow into the drum. It is configured to include.

The drying apparatus 30 is a coolant valve 40 for controlling the coolant supplied to supply the coolant to the inside of the condensation duct 41 and the coolant connected to the external hose 42a to supply the coolant to the coolant hose 40. It further comprises 42.

The drying device 30 further includes a drying bellows 44 having one end connected to the tub 10 and the other end connected to the condensation duct 32.

In addition, the tub 10 is connected to the water supply device 50 for supplying the washing water (w) into the tub (10).

FIG. 3 is an enlarged cross-sectional view showing the inside of the water supply device shown in FIGS. 1 and 2, and FIG. 4 is a partially cutaway plan view of the water supply device shown in FIGS. 1 and 2.

As shown in FIGS. 2 to 4, the water supply device 50 is connected to an external hose 50a to supply and regulate water supplied through the external hose 50a, and the water supply valve ( A dispenser cover having a water supply hose 54 for guiding water passing through the water 62 and a water supply passage 56b connected to the water supply hose 54 to drop water guided through the water supply hose 54 downward; 56, the detergent container housing 58 disposed below the dispenser cover 56, and the detergent container for dispensing into the detergent container housing 58 and water dropped from the dispenser 56 are mixed with the detergent. 60a) and a detergent container 60 having a supply passage 60b and a washing water connected to the detergent container housing 58 and supplied through the supply passage 60b of the detergent container 60 to the water inlet of the tub 10. It is comprised including the feed water bellows pipe 62 which guides.

The water supply valve 52 and the water supply hose 54 are provided in plural when there are a plurality of water supply passages 56b of the dispenser 56.

The dispenser cover 56 is composed of a top panel 56a and a bottom panel 56c which forms a water supply passage 56b between the top panel 72.

On either side of the top panel 56a and the bottom panel 56c, a water supply rib 56d for forming the water supply passage 56b is formed.

In addition, the dispenser cover 56 is provided with a passage 56e for allowing air supplied from the air supply means 70 to be described later to flow into the water supply passage 56b.

That is, one side of the water supply rib 56d prevents the water (solid line) from being supplied to the air supply means 70, while the air (wire) supplied from the air supply means 70 flows into the water supply passage 56b. Stepped grooves 56e are formed to be introduced.

The detergent container housing 58 is mounted on the rear surface of the control panel 7, the front and the upper surface is opened, the connector 58a is connected to the water supply bellows pipe 62 is formed.

The detergent container 60 has an upper surface of the detergent accommodating portion 56a so that detergent can be contained therein, and a supply passage 60b is opened at its rear side, so that the wash water falls into the detergent container housing 58.

In addition, the washing machine further comprises an air supply means 70 for supplying air to the detergent container 60 to remove the water remaining in the detergent container 60.

1 to 4, the air supply means 70, it is also possible to supply the air passing through the drying device 30 to the detergent container 60 during the drying stroke, and a separate blower fan and It is also possible to allow air to be supplied to the detergent container 60 by the air flow passage, and the following description will be provided so that air passing through the drying device 30 is supplied to the detergent container 60 during the drying process.

The air supply means 70 is configured to include a guide hose 72 one end is in communication with the drying device 30 and the other end is connected to the dispenser cover 56.

The guide hose 72 communicates with the rear of the heater 36 so that the air heated by the heater 36 is blown into the detergent container 60.

The air supply means 70 may continue to supply air to the detergent container 60 during the drying stroke, and also supply only a suitable amount of air for a predetermined time or intermittently in consideration of energy efficiency. It is possible.

When the air supply means 70 supplies only a proper amount of air, the air supply means 70 further comprises an air control valve 74 for controlling the air discharge to the guide hose 72, the air control valve 74 is turned on Only when the guide hose 72 is made to communicate with the interior of the drying apparatus (30).

On the other hand, the washing machine further comprises a drainage device 80 for draining the contaminated washing water in the tub 10 to the outside of the washing machine.

The drainage device 80 is drained bellows pipe 82 connected to the drain hole of the tub 10 so that the washing water (w) in the tub 10, and guided to the drainage bellows pipe 82 It comprises a drain pump (84) for pumping the wash water, and a drain hose (86) connected to the drain pump (84) for draining the wash water pumped from the drain pump (84) to the outside of the washing machine.

5 is a control block diagram of an embodiment of a washing machine according to the present invention.

The washing machine operates the motor 15, the heater 36, the circulation fan 38, the coolant valve 42, the water supply valve 52, and the air regulating valve according to the operation of the control panel 9. 74, and the control part 90 which controls the drain pump 84 is comprised.

Looking at the operation of the present invention configured as described above are as follows.

First, when the detergent is contained in the detergent container 60a of the detergent container 60, and the detergent container 60 is pushed into the detergent container 60 so as to block the barrel entrance hole 7a of the control panel 7a, the detergent container 60 is positioned below the dispenser cover 56.

Then, after putting the cloth (m) in the drum 20, the door (5) is closed, through the control panel 7 to select a variety of strokes or time, and to operate the washing machine, the washing machine After checking whether the washing stroke is selected, if the washing stroke is selected, water is supplied for washing the cloth.

The water supply valve 52 is turned on until the water level in the tub 10 reaches the set level to supply water through the external hose 52a, and turned off when the water level in the tub 10 reaches the set level.

On the other hand, water supplied when the water supply valve 52 is turned on, flows into the water supply passage 56b of the dispenser cover 56 through the water supply hose 54, and passes through the water supply passage 56b to pass through the detergent container. The liquid is dropped into the detergent accommodating part 60a of 60 and mixed with the detergent, and the water mixed with the detergent in turn supplies the supply passage 60b of the detergent container 60, the detergent container housing 58, and the water supply bellows 62. It passes and is supplied inside the tub 10.

The water containing the detergent supplied into the tub 10 is introduced into the drum 20 through the through hole 22 of the drum 20 and wetted in the cloth.

After the washing machine performs water supply (on / off of the water supply valve) as described above, the motor 15 is turned on to rotate the drum 20, and the fabric m inside the drum 20 is lifted. Lifting and dropping in (23), the pollution is dropped by the action of detergent and water.

The washing machine turns off the motor 15 and turns on the drain pump 84 when the above washing process is performed for a predetermined time.

When the drain pump 84 is turned on, the contaminated water in the tub 10 passes through the drain bellows 82, the drain pump 84, and the drain hose 86 in order to be drained to the outside of the washing machine. When all of this is drained, the washing machine turns off the drain pump 84.

On the other hand, the washing machine checks whether the rinsing stroke is selected, and if the rinsing stroke is selected, the water supply and the rotation of the drum 20 as described above and the contaminated water are drained to rinse the cloth.

Then, the washing machine checks whether the dehydration stroke is selected, and if the dehydration stroke is selected, the drum 20 is rotated at high speed to centrifugally dehydrate the water remaining in the fabric.

On the other hand, when the drying stroke is selected, the washing machine turns on the motor 15, the coolant valve 42, the circulation fan 38, and the heater 36.

When the cooling water valve 42 is turned on, the cooling water supplied through the external hose 42a is supplied into the condensation duct 32 through the cooling water hose 40.

When the motor 15 is turned on, the foam m in the drum 20 flows, and when the circulation fan 38 and the heater 36 are turned on, the air in the drying duct 34 is turned on by the heater 36. After heating, it is blown to the front of the drum 20 to be in contact with the flowing fabric (m) to remove the moisture of the fabric (m), the state of high humidity.

The high-humidity air passes through the through hole 22 of the drum 20, the communication hole 16 of the tub 10, and the drying bellows 44 in order to the inside of the condensation duct 32. The suction and condensation is brought into contact with the cooling water supplied into the condensation duct 32 to change to low humidity air, and the air is blown into the drying duct 34 to repeat the circulation.

The air control valve 74 is turned on before the drying stroke is completed (for example, three minutes before the completion of the drying stroke) so that the interior of the guide hose 72 is connected to the interior of the drying duct 34. Do it.

 The hot air heated by the heater 36 is partially blown into the dispenser cover 56 through the guide hose 72, and as shown in FIGS. 3 and 4, the dispenser cover 56 It moves to the water supply path 56b (dotted line), and is blown to the detergent accommodating part 60a of the said detergent container 60.

Hot air (dotted line) blown to the detergent container 60a of the detergent container 60 heat-drys the detergent container 60a and the supply passage 60b, and the water remaining in the detergent container 60 is heated by the hot air. It is swept by and moved to the tub 10 side, or is evaporated by the hot air.

The washing machine turns off the motor 15, the cooling water valve 42, the circulation fan 38, and the heater 36 when the drying stroke is performed for a predetermined time, and turns off the air regulating valve 74.

On the other hand, the present invention is not limited to the above embodiment, and the air control valve 74 is continuously turned on during the drying stroke, and the air control valve 74 is turned off when the drying stroke is finished. Of course it is possible.

The washing machine according to the present invention configured as described above has an advantage in that the air supply means supplies air to the detergent container to keep the detergent container clean as water is removed from the detergent container, and the detergent can be put in a fixed amount. .

In addition, the washing machine according to the present invention comprises a drying device for drying while circulating the air in the drum, the air supply means consists of a guide hose installed so that the air passing through the drying device to the detergent container, with a simple structure There is an advantage that can supply air to the detergent container.

In addition, the air supply means is configured to include an air control valve for controlling the air discharge to the guide hose, it is possible to supply only the appropriate amount of air to the detergent container to remove the water in the detergent container, to minimize the drying performance degradation There is an advantage to this.

The drying apparatus may further include a condensation duct through which the air drying the cloth is sucked and condensed, a drying duct for guiding the air passing through the condensation duct to be discharged into the drum, a heater embedded in the drying duct; And a circulation fan for allowing the air to dry the fabric to pass through the condensation duct and the drying duct in turn, and to be blown to the drum, wherein the guide hose is configured to allow the air heated by the heater to be blown into the detergent container. Since it communicates behind the heater and evaporates the water remaining in the detergent container by hot air, there is an advantage that the water remaining in the detergent container can be removed more quickly and reliably.

1 is a partially cutaway perspective view of an embodiment of a washing machine according to the present invention;

2 is a schematic view showing the inside of an embodiment of a washing machine according to the present invention;

3 is an enlarged cross-sectional view showing the inside of the water supply device shown in FIGS. 1 and 2;

4 is a partially cutaway plan view of the water supply device shown in FIGS. 1 and 2;

5 is a control block diagram of an embodiment of a washing machine according to the present invention.

<Explanation of symbols on main parts of the drawings>

2: base 3: cabinet

4: four entrance hall 5: door

6: cabinet cover 7: control panel

7a: barrel entrance hole 8: top plate

10: Tub 12: opening hole

14: gasket 15: motor

16: communication hole 20; drum

21: gun entrance hall 22: through

23: lifter 30: drying device

32: condensation duct 34: drying duct

36: heater 38: circulation fan

40: coolant hose 42: coolant valve

50: water supply 52: water supply valve

54: water supply hose 56: dispenser cover

56a: top panel 56b: water supply

56c: bottom panel 56d: rib

56e: step groove 58: detergent container housing

60: detergent container 60a: detergent container

60b: supply passage 70: air supply means

72; Guide hose 74: air control valve

80: drainage 82: drainage bellows

84: drain pump 86: drain hose

90: control unit m: gun

w: washing water

Claims (5)

Tub; A drum positioned in the tub to accommodate the cloth; A detergent passage formed with a detergent receiver and a supply passage so that detergent is supplied together with water into the tub; Washing machine comprising an air supply means for supplying air to the detergent container to remove the remaining water in the detergent container. The method of claim 1, The washing machine further comprises a drying device for drying while circulating the air in the drum, The air supply means is a washing machine, characterized in that the guide hose is installed so that the air passing through the drying device is supplied to the detergent container. The method of claim 2, The washing machine further comprises a dispenser cover installed to be positioned above the detergent container and having a water supply passage formed therein. The guide hose is washing machine, characterized in that one end is in communication with the drying device and the other end is in communication with the water supply passage. The method of claim 2, The air supply means washing machine characterized in that it further comprises an air control valve for regulating the discharge of air to the guide hose. The method according to any one of claims 2 to 4, The drying apparatus includes a condensation duct through which the air drying the fabric is sucked in and condensed, a drying duct for guiding the air passing through the condensation duct to be discharged into the drum, a heater embedded in the drying duct, and It is configured to include a circulating fan for allowing the air to be dried is blown to the drum after passing through the condensation duct and the drying duct in turn, And the guide hose communicates with the rear of the heater such that air heated by the heater is blown into the detergent container.