KR20050080477A - Washing mechanism of a drum type washing machine - Google Patents

Abstract

The present invention relates to a washing method of a drum type washing machine, wherein the washing method comprises a washing step, a rinsing step, and a dehydration step. The rinsing step includes a speed at which a washing machine drum driving motor is attached to a drum surface. It is composed of a braiding process that is driven by a rotating cloth so that the drum containing the cloth is rotated at high speed so that the cloth is attached to the drum surface so that the washing water sprayed through the nozzle can be evenly contacted with the washing cloth. It has an effect.

Description

Washing Mechanism of a Drum Type Washing Machine

The present invention relates to a washing method of a drum type washing machine, and more particularly, to a washing method of a drum type washing machine which can evenly wet a cloth by rotating the motor several times at a predetermined speed in the process of wetting the cloth during the rinsing step in the drum type washing machine.

In general, a washing machine is a device that removes contaminants from laundry by using detergent and water.

Such washing machines are generally classified into agitator type, pulsator type, and drum type washing machines.

The stirring type washes by rotating the laundry rod rising to the left and right in the center of the washing tank, and the vortex type washes by using the friction force between the water flow and the laundry to be generated by rotating the disk-shaped pulsator formed at the lower part of the washing tank to the left and right. A plurality of lifters (lifter) is put into the drum with water, detergent and laundry to wash the drum by rotating.

Recently, various auxiliary devices are additionally provided to increase the washing power of the stirring, vortex, and drum type washing machines. An example thereof includes a washing water circulation device.

The washing water circulator can reduce the amount of washing water by rapidly soaking detergent-dissolved water or detergent-free water (hereinafter referred to as washing water) in the laundry contained in the drum, and reducing the amount of washing water. By increasing the role to increase the washing power, it is made to pump the water in the inner lower side of the tub to be injected into the inner space of the drum from the upper side.

On the other hand, the washing water circulation apparatus includes a nozzle for causing the circulated washing water is sprayed toward the inside of the drum, it is necessary to distribute the washing water circulated to the inside of the drum to be evenly less cloth in the washing tank.

However, in the conventional drum type washing machine, the motor for driving the washing tank is driven at about 50 rpm in order to wet the washing cloth. In this case, the washing cloth is agglomerated in the center of the washing tank so that the washing water circulated from the nozzle does not evenly reach the washing cloth. There is a problem.

The present invention has been made to solve the above problems of the prior art, the object of the washing method of the drum type washing machine to rotate the washing tank containing the laundry cloth in the rinsing step several times at a high speed so that the fabric can be evenly wet during the water supply process. To provide.

According to a characteristic of a washing method of a drum type washing machine according to the present invention for solving the above problems, in the washing method of a drum type washing machine comprising a washing step, a rinsing step, and a dehydration step, the rinsing step includes a washing machine drum driving motor. It consists of a blanketing process that drives at a speed that the laundry cloth sticks to the drum face.

Hereinafter, exemplary 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 an internal configuration of a washing machine embodiment according to the present invention.

1 and 2, the washing machine according to the present invention, the casing (2), the tub 10, which is bufferably supported in the casing (2) is contained wash water (w) and the It is configured to include a drum (20) rotatably disposed in the tub (10) to accommodate the object to be washed (m), and a drive motor (30) for rotating the drum (20).

The casing 2 is disposed on the base 3 on which the damper 3a to which the tub 10 is connected is mounted, and on the upper side of the base 3 so as to surround both sides and the rear of the tub 10. The cabinet (4) is connected to the spring (4a) for hanging the tub 10 to the front, and disposed in front of the cabinet (4) to cover the front of the cabinet 4 and the laundry (m) in the center can be entered A washing machine mounted on a cabinet cover 5 having an access hole 5a, a top plate 6 covering an upper side of the cabinet 4, and an upper surface of the cabinet cover 5 or an upper surface of the top plate 6; It consists of a control panel 7 for manipulating.

The cabinet cover 5 is rotatably mounted with a door 8 for opening and closing the access hole 6a.

The door 8 is formed with an opening hole in the center thereof, one side of which is connected to the cabinet cover 5 by a hinge 9a, and a locking mechanism 9b is mounted on the other side so that the door 8 can be locked with the cabinet cover 5. It consists of a door frame 9c and a door glass 9d mounted in the opening hole of the door frame 9c and formed convexly toward the drum 20.

The tub 10 has an opening hole 12 formed on the front surface of the tub 10 to allow the laundry m to enter and exit the drum 20. The tub 10 has a periphery of the door frame 9c. A gasket 14 having a sealing portion in close contact with the rear surface or the rear surface of the door glass 9d is mounted to prevent leakage of the wash water and separation of the laundry m.

The drum 20 has an access hole 21 formed at the front part to allow the laundry m to enter and exit, and a plurality of manual holes 22 are formed at the circumferential or rear part to allow the wash water to flow in and out. A lifter 23 is mounted on the inner circumferential surface to lift and drop the laundry m, and the lower part is immersed in the wash water w in the tub 10.

The drive motor 30 is mounted to the rear surface of the tub 10, the rotary shaft 31 is supported by the tub 10 while passing through the rear portion of the tub 10 is connected to the rear surface of the drum 20. .

On the other hand, the upper side of the tub 10 is provided with a water supply for supplying the wash water into the tub (10).

The water supply device is connected to the external hose 41, the water supply valve 42 for intermittent clean water supplied through the external hose 41, and the water supply hose 42 for guiding the water passing through the water supply valve 42 ), A detergent reservoir 43, a detergent storage space, a water supply passage, and a discharge port formed to mix and discharge water supplied through the water supply hose 42 with a previously stored detergent, and water discharged from the detergent container 43, or A bellows tube (44) connected at one end to the outlet of the detergent container (43) and the other end connected to a water inlet formed at an upper side of the tub (10) to guide detergent into the tub (10) It is configured to include.

In addition, a drain port 15 for draining the wash water is formed at the lower side of the tub 10, and a drainage bellows tube 48 for guiding the drained wash water is connected to the drain hole 15. .

The drainage bellows pipe 48 pumps water drained from the tub 10 through the drain hole 15 and the draining bellows pipe 48 to be discharged to the outside or circulated back into the drum 20. 50 are connected.

The pump unit 50 includes a filter case 52, a drain pump 54, and a circulation pump 56.

The filter case 52 is formed with a connection port to which the drain bellows pipe 48 is connected, and a flow path through which the wash water passes is formed in communication with the drain pump 54 and the circulation pump 56, and mixed in the wash water. It is equipped with a filter for filtering foreign substances such as seams.

The drainage pump 54 is connected to the drainage hose 55 arranged to extend outside of the casing 2, so that water introduced into the pump case 52 at the time of drainage of the washing machine is connected to the drainage hose 55. Drain to the outside through

The circulation pump 60 is connected to the circulation pump 56 so as to extend to the upper side of the gasket 14, so that the water flowing into the filter case 52 when washing or rinsing a washing machine is connected to the circulation hose 60. Pump).

One end of the circulation hose 60 is disposed adjacent to the upper side of the gasket 14.

The circulation hose 60 is connected to the injection device having a nozzle to spray the guided wash water toward the drum 20.

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

First, when the laundry (m) is put into the drum 20 and the door 9 is closed and the washing machine is driven, the inner lower portion of the tub 10 and the drainage bellows 48 and the The washing water supplied from the water supply bellows 44 is contained in the filter case 52, and the laundry m in the drum 20 is soaked in the washing water introduced through the hand 22. do.

Then, when the motor 30 is driven, the drum 20 is rotated, and the laundry object m inside the drum 20 is lifted up and dropped by the lift 23 and is subjected to the action of detergent and water. Pollution will fall.

While the water supply or washing is in progress, the circulation pump 56 is driven to pump the washing water in the filter case 52, and the washing water pumped by the circulation pump 56 is the circulation hose 60. Guide through the gasket 14, and is injected through the nozzle.

At this time, the dream type washing machine according to the present invention has a rinsing step as shown in FIG. 3 in the washing method consisting of a washing step, a rinsing step, and a dehydration step.

That is, the rinsing step is largely composed of a lamination process (S10) and drainage process (S20).

At this time, according to the detected amount of washing in the initial washing method of washing the coating process (S10) is developed differently, the washing method of the drum-type washing machine according to the present invention is the motor 30 in earnest It may be made by further including an initial water supply process (S11) before rotating. However, if the water supply valve of the washing machine is located on the upper side, it is not necessary to go through the initial water supply process (S11).

If the initial water supply process (S11) is required for the coating process (S10), after the initial water supply is completed, the speed (acceleration rate 1g) is such that the washing cloth is attached to the surface of the drum (20) by the motor (30). Speed) or more, and preferably rotates at a speed of 50 to 100 rmp (S12). When the motor 30 rotates at a speed of 100 rpm, the laundry cloth is attached to the surface of the drum 20, and as shown in FIG. 4, a space A is formed in the center of the drum 20.

After that, the motor 20 is stopped and water supply (S13) is performed. At this time, when the water supply is again, the laundry cloth is attached to the surface of the drum 20 to form a space in the center thereof, and the washing water may be evenly sprayed onto the laundry cloth through the nozzle 74 to uniformly wash the laundry cloth.

The rinsing step of the washing method of the drum type washing machine according to the present invention consists of a process of repeating the porter rotation process and the rewatering process several times as described above, so that the fabric is evenly wetted. Preferably, two rounds of rewatering are repeated.

Thereafter, the rinsing step of the washing method of the dream-type washing machine according to the present invention ends the lapping process through the step (S14) of operating the motor several times as necessary, followed by a draining step (S20) following the process. Proceed.

5 is a diagram illustrating an algorithm of a washing method of a drum type washing machine according to the present invention.

First, after detecting the quantity of the laundry cloth in the first step (A1), in the second step is determined whether the quantity of the laundry cloth is a large amount / weight / small to medium / small amount accordingly, respectively, a large amount / weight / small and medium / small amount washing Take steps (A2).

Thereafter, in the third step, the motor is driven at 100 rpm in case of large amount / weight in the resupply / process of the rinsing step according to the amount of washing cloth, and in the case of medium / small amount, it is driven at 50 rpm.

In the washing method of the drum type washing machine of the present invention configured as described above, in the washing method of the drum type washing machine comprising a washing step, a rinsing step, and a dehydration step, the rinsing step includes a washing machine drum driving motor attached to a drum surface of the washing machine. It consists of a process of filling the cloth at a speed that is fast enough to rotate the drum containing the cloth during the process of filling, so that the cloth is attached to the drum drum surface so that the washing water sprayed through the nozzle is evenly applied to the cloth. There is an effect that can be lost.

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

2 is an internal configuration of a washing machine according to the present invention,

3 is a graph showing a process of the rinsing step of the washing method of the washing machine according to the present invention;

4 is a partially cutaway perspective view illustrating a state in which washing water is sprayed through a nozzle according to a washing method according to the present invention;

5 is a diagram illustrating some algorithms of a washing method of a washing machine according to the present invention.

<Explanation of symbols on main parts of the drawings>

2: casing 5: cabinet cover

5a: access hole 9: door

9c: door frame 9d: door glass

10: Tub 14: Gasket

14a: insertion hole 14b: cylindrical rib

15: drain 20: drum

21: entrance hall 22: handmade

23: lift 30: motor

31: rotating shaft 44: water supply bellows pipe

48: drainage bellows pipe 50: pump unit

52: filter case 54: drain pump

55: drain hose 56: circulation pump

60: circulation hose 74: nozzle

Claims (4)

In the washing method of the drum washing machine consisting of a washing step, a rinsing step and a dehydration step, The rinsing step is a washing method of a drum type washing machine, characterized in that it comprises a washing process drum drive motor at a speed such that the laundry cloth is attached to the drum surface. The method of claim 1, The lamination process may include: rotating the motor several times at a speed such that the laundry cloth is attached to the drum surface, and rewatering between the motor rotations; Washing method of a drum type washing machine, characterized in that consisting of a process of draining after the rotation / rewatering process. The method of claim 2, The rotation / resupply process is a washing method of a drum type washing machine, characterized in that for rotating the motor at a different speed according to the capacity of the washing machine. The method of claim 1, The rinsing step is a washing method of a drum type washing machine, characterized in that further comprising the step of the initial water supply before the coating process.