KR100710226B1 - Washing machine - Google Patents

Abstract

Washing machine of the present invention comprises a sliding drum door for sliding opening and closing the gun outlet hole formed in the drum, and a door driving means for sliding the sliding drum door, it can automatically open and close the gun outlet hole of the drum It is convenient to use, and there is no need for a separate space for opening the sliding drum door on the upper side of the drum.

Washing machine, cabinet, drum, tub, sliding drum door, plate, door shaft, clutch link, rotor, door motor

Description

Washing machine

1 is a view schematically showing an internal configuration of an example of a washing machine according to the prior art;

2 is a longitudinal sectional view of an embodiment of a washing machine according to the present invention;

3 is an exploded perspective view of one embodiment of a washing machine according to the present invention;

4 is a cross-sectional view of an embodiment of a washing machine according to the present invention;

5 is a partially cutaway perspective view of the sliding door of the washing machine according to an embodiment of the present invention when closing the access hole;

6 is a partially cutaway perspective view of the sliding door of the washing machine according to an embodiment of the present invention when opening the four entrance holes;

7 is a partially cutaway perspective view when the clutch link and the rotor shown in FIGS. 5 and 6 are separated;

FIG. 8 is an enlarged cross-sectional view of part A illustrated in FIG. 4.

<Explanation of symbols on main parts of the drawings>

10; Cabinet 11: four entrance hall

12: door 20: tub

22; Tub body 23: opening

24, 24 ': Tub cover 25, 25': Opening

26,26 ′: Tub bracket 28,28 ′: Gasket

36: support bearing housing 36 ': drive bearing housing

40,40 ′: Damper 50: Drum

51: gun entrance holes 52, 53, 54: through

55: lift 56: sliding drum door

57: shield 58: connection

57A: slide fastening part 57B: centrifugal fastening part

57C: through hole 60: center drum

70: first side drum 80: second side drum

90: drum drive means 92: drive spider

94: drive shaft 96: drum motor

100: drum support means 102: support spider

104: support shaft 110: door drive means

112: plate 114: door shaft

115: groove 116: clutch link

117: protrusion 118: rotor

120: door motor 122: spring

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing machine, and more particularly, to a washing machine provided with a sliding drum door for sliding opening / closing of a cloth entry hole and a cloth entry hole formed in a drum containing cloth such as clothes.

In general, a washing machine is a device that removes contaminants from clothing or bedding (hereinafter referred to as 'foam') by using detergent and water (hereinafter referred to as 'washing water'). 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 washing water and the laundry by rotating the disc-shaped rotary blade formed on the lower part of the washing tank to the left and right, and the drum type lifts a plurality of lifts. (lift) washes by putting the wash water and cloth inside the drum protruded and lying on its side.

Among the above washing machines, the drum washing machine uses a small amount of water and can clean the fabric more cleanly. Therefore, the use of the drum washing machine is gradually increasing. The trend is to develop.

1 is a schematic cross-sectional view illustrating an internal configuration of an example of a top loading drum washing machine according to the prior art, in which an opening 2 is formed at an upper side of a tub 1 and a tub door for opening and closing the opening 2 is formed. 3) is installed.

Inside the tub 1, a drum 5 in which a gun entry hole 4 is formed is rotatably disposed.

The drum 5 has a first drum door 6 hinged to the drum 5 for opening and closing a part of the gun entry hole 4, and for opening and closing the remainder of the gun entry hole 4. The second drum door 7 is hinged opposite the hinge connection of the first drum door 6.

The first drum door 6 and the second drum door 7 are firmly fitted to each other so that the first drum door 6 and the second drum door 7 do not open due to the eccentricity of the drum or the strike of the gun. .

However, a conventional washing machine has to lift two drum doors 6 and 7 upward by applying a force to any one of the two drum doors 6 and 7 to open and close the fabric access hole 4. Inconvenient, and each of the two drum doors (6) (7) is hinged to the drum and the two drum doors (6) (7) are fitted into each other and fastened, so that the structure is not only complicated, but also the drum itself There is a problem that the amount of eccentricity is increased, and there is a problem that a separate space is required on the upper side of the tub to accommodate the drum.

The present invention has been made in order to solve the above problems of the prior art, it is an object of the present invention to provide a washing machine that can be opened and closed automatically opening and closing of the drum outlet hole.

Another object of the present invention to provide a washing machine that can minimize the unbalance amount of the drum.

Still another object of the present invention is to provide a washing machine capable of preventing the drum opening and closing hole of the drum in a simple structure.

Washing machine according to the present invention for solving the above problems is a tub installed in the cabinet; A drum rotatably positioned inside the tub and having a port entry hole formed at one side thereof; Drum drive means installed to rotate the drum; A sliding drum door installed to slide open and close the cloth access hole; And a door driving means installed to slide the sliding drum door while the drum is stopped.

The drum has a left and right both sides open, the center drum with the gun outlet is formed on one side of the circumference; A first side drum coupled to one of left and right sides of the center drum; It characterized in that it comprises a second side drum coupled to the other side of the left, right of the center drum.

The sliding drum door is characterized in that it comprises a shield sliding along the inner circumferential surface of the drum and a connecting portion formed perpendicular to one end of the left and right of the shield and connected to the door driving means.

The shield is characterized in that it is formed round to slide along the inner peripheral surface of the drum.

The sliding drum door is characterized in that a sliding fastening portion is fastened to the drum when the sliding drum door is slid to the position to close the cloth entrance hole.

The sliding drum door is characterized in that the centrifugal fastening portion is fastened to the drum by a centrifugal force applied to the sliding drum door.

The drum driving means is connected to one side of the left and right of the drum, the door driving means is disposed on the other side of the left and right of the drum, characterized in that connected to the sliding drum door.

The drum drive means includes a drive spider mounted on one side of the left and right of the drum; A drive shaft connected to the drive spider; The drive shaft is characterized in that it comprises a drum motor built up.

The washing machine may further include a drive bearing housing including a bearing rotatably supporting the drive shaft, the drum motor mounted thereto, and a damper installed in the cabinet so as to be dampened by a damper.

The door driving means includes a plate connected to the sliding drum door; A door shaft connected to the plate; A clutch link connected to the door shaft and having a groove portion; A rotor having a projection formed in and out of the groove to rotate the clutch link; And a door motor installed to rotate the rotor.

The plate is characterized in that it is arranged to block the opening formed in the other side of the left and right of the drum.

The protrusion is characterized in that formed in the rotor eccentrically.

The door driving means applies an elastic force to at least one of the plate, the door shaft, the clutch link, and the rotor so that the sliding drum door is slid to a position to close the cloth entrance hole when the protrusion is out of the groove. Characterized in that further comprises a spring.

The washing machine includes: a support spider mounted on the other of left and right sides of the drum and through which the door shaft passes; And a support shaft connected to the support spider and through which the door shaft penetrates.

The washing machine may include a support bearing housing rotatably supporting the support shaft and a support bearing housing installed in the cabinet so as to be dampened by a damper.

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

Figure 2 is a longitudinal sectional view of one embodiment of a washing machine according to the present invention, Figure 3 is an exploded perspective view of one embodiment of the washing machine according to the invention, Figure 4 is a cross-sectional view of one embodiment of the washing machine according to the present invention.

In the washing machine according to the present invention, as shown in FIGS. 2 to 3, a cloth entry hole 11 is formed on an upper surface or a front surface of the cabinet 10 forming the outer shape, and the opening and closing hole of the cloth entrance hole 11 is formed. The door 12 for the hinge is rotatably connected.

Specifically, the cabinet 10 includes a base 13, left and right cabinets 14 and 15 installed on an upper side of the base 13 to form left and right sides of the washing machine, and a cabinet forming a front side of the washing machine. A cover 16; The back cabinet 17 which forms the back of a washing machine, and the top cover 18 which forms the upper surface of a washing machine are comprised.

The top cover 18 is formed to be rounded to the front portion, the gun out hole 11 is limited to the one formed in the rounded front portion of the top cover 18 will be described.

As shown in FIGS. 2 to 4, inside the cabinet 10, washing water is contained during washing or rinsing, and a tub 20 that collects water for draining the dehydrated water from the cloth when drained is installed.

The tub 20 is a tub body 22 directly fastened to the cabinet 10 by fastening members such as screws, and left and right coupled to fastening members such as screws on the left and right sides of the tub body 22. The tub cover 24 and 24 'are comprised.

The tub body 22 is formed with an opening 23 in communication with the gun entrance hole 11.

The left and right tub covers 24 and 24 'are formed with openings 25 and 25' at the center thereof.

Meanwhile, left and right sides of the tub 20, as shown in FIGS. 3 and 4, left and right openings 25 and 25 ′ of the left and right tub covers 24 and 24 ′ are closed. Right tub brackets 26 and 26 'and left and right gaskets 28 and 28' are installed.

The left and right gaskets 28 and 28 'prevent washing water from flowing out of the tub 20, and the left and right tub covers 24 from the left and right tub brackets 26 and 26'. ) Absorbs vibration or shock transmitted to the 24 'side, and is formed of an elastic material capable of contraction or relaxation.

The left and right gaskets 28 and 28 'are formed along the outer circumference of the left and right tub brackets 26 and 26' so that the openings 25 of the left and right tub covers 24 and 24 'are formed. It is installed to seal 25 '.

In addition, the left and right sides of the tub 20 are fastened with fastening members such as the left and right tub brackets 26 and 26 'and a screw, as shown in FIGS. 3 and 4, and the bearing 36A ( Left and right bearing housings 36 and 36 'on which 36A' is mounted are installed.

The left and right bearing housings 36 and 36 'are connected to the cabinet 10 and dampers 40 and 40', respectively, and dampers are provided to each of the left and right bearing housings 36 and 36 '. Brackets 41 and 41 'are installed, and dampers 40 and 40' are installed in the damper brackets 41 and 41 'and the base 13, respectively.

The dampers 40 and 40 'are installed in the vertical direction to attenuate the vibration or impact in the vertical direction, or are inclined to attenuate the vibration or the impact applied in the horizontal component or the inclined direction.

Here, any one of the left and right bearing housings 36 and 36 'is a support bearing housing for supporting the supporter shaft 102 to be described later, and the other 36' is a drive shaft 94 to be described later. ), The left bearing housing 36 is described as a support bearing housing, and the right bearing housing 36 'is referred to as a drive bearing housing.

The drive bearing housing 36 'is equipped with a sub bearing housing 36 ″ provided with a sub bearing 36A ″ for supporting the drive shaft 56 more smoothly.

On the other hand, the inside of the tub 20 is rotatably positioned a drum 50 accommodated for washing, rinsing, dehydration, and the like.

2 to 4, the drum 50 is formed in one side of the access hole 51, the through hole 52 through which the wash water in the tub 20 flows in and around the circumferential portion and the left and right sides 53 and 54 are formed, and the lift 55 protrudes so that washing water as well as a cloth can flow on the inner circumferential surface.

As shown in FIG. 2, the drum 50 is provided with a sliding drum door 56 for slidingly opening and closing the cloth access hole 61.

As shown in FIG. 2, the sliding drum door 56 is slid along the inner circumferential surface of the drum 60 to seal the cloth access hole 61 and the shield 57. It is formed to include at least one of the connecting portion 58 is formed orthogonally to one of the left and right of the door driving means 110 to be described later.

The sliding drum door 56 is provided with a slide fastening portion 57A which is fastened to the drum 60 when the sliding drum door 56 is slid to a position to close the cloth access hole 51.

The drum 50 is provided with a first fastening rod 51A protruding to be positioned inside the fabric access hole 51, and the slide fastening portion 57A is a part of the first fastening rod 51A. It surrounds and protrudes in a semicircular shape from the shielding portion 57 so as to be fastened in the circumferential direction to the first fastening rod 51A.

The sliding drum door 56 is formed with a centrifugal fastening portion 57B which is fastened to the drum 60 by a centrifugal force applied to the sliding drum door 56.

The drum 50 has a second fastening rod 51B protruding from the inside of the gun inlet hole 51 on the opposite side of the first fastening rod 51A, and the centrifugal fastening portion 57B. When the shielding portion 57 is pushed in the radially outward direction of the drum 50, the shielding portion 57 surrounds a part of the second fastening rod 51B so as to be radially fastened to the second fastening rod 51B. The shield 57 is formed to be round in a semicircular shape.

The sliding drum door 56 is provided with a through hole 57C so that washing water or air flows in and out through the sliding drum door 56.

As shown in Figure 4, the drum 50, left and right, both sides are open, forms a circumference of the drum 60, the center drum 60 is formed with the gun entrance hole 51 on one side, The first side drum 70 is coupled to one side of the left and right sides of the center drum 60, and the second side drum 80 is coupled to the other side of the left and right sides of the center drum 60. do.

Hereinafter, the first side drum 70 is coupled to the left side of the center drum 60 to form a left side portion of the drum 50, and the second side drum 80 is the right side of the center drum 60. Coupled to to form the right side of the drum 50 will be described.

As shown in Figure 4, the drum 50 is connected to the drum driving means 90 for rotating the drum 60 on one side of the left and right, rotatably supporting the drum 60 on the other side of the left and right The drum support means 100 is connected.

The drum driving means 90 and the drum supporting means 100 are symmetrically connected with respect to the drum 60, hereinafter, the drum driving means 90 is connected to the right side of the drum 60. The drum support means 100 will be described as being connected to the left side of the drum 60.

The drum driving means (90) includes a drive spider (92) mounted on the right side of the drum (60); A drive shaft (94) connected to the drive spider (92); The drive shaft 94 is configured to include a drum motor 96 built up.

The drive spider 92 is fastened to a right side of the drum 60 by a fastening member 93 such as a screw.

One end of the drive shaft 94 is insert-molded at the center side of the drive spider 92 and passes through the drive bearing housing 36 'and the sub bearing housing 36 ″ while bearings 36A' 36A ″. ), And the other end is arranged in the drum motor (96).

As shown in FIG. 2, the drum motor 96 is rotated by a stator 97 fastened to a side surface of the drive bearing housing 36 ′ by a fastening member such as a screw and the stator 97. The drive shaft 94 comprises a rotor 98 which is built up.

The drum support means (100) includes a support spider (102) mounted on the left side of the drum (60); And a support shaft 104 connected to the support spider 102.

The support spider 102 is fastened with a fastening member 103 such as a screw on the left side of the drum 60.

One end of the support shaft 104 is fastened to a central side of the support spider 102 by a fastening member such as a screw, and the other end is supported by the bearing 36A while passing through the support bearing housing 36.

In addition, the washing machine is provided with a door driving means 110 for sliding the sliding drum door 66 on one side of the drum (60).

Hereinafter, as shown in FIG. 4, the door driving means 110 is installed to be located on the left side of the drum 60, and a part 114 of the door driving means 110 supports the support shaft 104 and the support spider 102. Explain to penetrate.

Reference numeral 130 shown in FIG. 4 denotes a left liquid balance weight mounted on the left side of the drum 50 to eliminate unbalance of the drum 60, and reference numeral 140 illustrated in FIG. 4 denotes the drum 50 The right liquid balance weight is mounted on the right side of the.

5 is a partially cutaway perspective view when the sliding door of one embodiment of the washing machine according to the present invention closes the gun access hole, and FIG. 6 is a part of the sliding door of the washing machine of one embodiment of the present invention when the gun entrance hole is opened. 7 is a cutaway perspective view, and FIG. 7 is a partially cutaway perspective view when the clutch link and the rotor shown in FIGS. 5 and 6 are separated.

As shown in FIGS. 4 to 7, the door driving means 110 includes a plate 112 connected to the sliding drum door 56; A door shaft 114 connected to the plate 112; A clutch link 116 connected to the door shaft 114 and having a groove 115 formed in a longitudinal direction; And a rotor 118 having a protrusion 117 entering and exiting the groove 115 so as to rotate the clutch link 116, and a door motor 120 installed to rotate the rotor 118. .

The plate 112 is disposed in the opening 72 formed on the left side of the drum 60 to constitute a part of the drum 60.

That is, an opening 72 larger than the plate 112 is formed in the first side drum 70 of the drum 60, and the plate 112 is rotatable in a space formed by the opening 72. Is placed.

The plate 112 is connected to the connecting portion 58 of the sliding door 56 on one side of the circumference.

The plate 112 and the connecting portion 58 may be fastened by a fastening member such as a screw, and a portion of one of them may be bent and fitted into the other, and may be formed on the connecting portion 58. The bent portion 59 will be described by being limited to being fitted while wrapping one side of the circumference of the plate 112.

One end of the door shaft 114 is fixed to one surface of the plate 112, passes through the support shaft 104 and the support spider 102, and the other end protrudes to the side of the support supporter 104.

The clutch link 116 is a kind of power interrupting member that transmits / blocks driving force transmitted through the rotor 118 to the door shaft 114, and one end thereof is disposed to be orthogonal to the door shaft 114. The groove portion 115 is fixed to a side protruding side of the support supporter 104 in the door shaft 114, and the groove portion 115 is formed to be elongated in the longitudinal direction on the opposite side to be fixed to the door shaft 114.

The rotor 118 is made of a disc body.

The protrusion 117 is eccentrically formed on one surface of the rotor 118 so as to enter the inside of the groove 115 when the rotor 118 is rotated, and then again to the outside of the groove 115.

The door motor 120 is fastened by a fastening member such as a screw to the support bearing housing 36, and as shown in FIG. 4, a rotation shaft 121 is connected to the center of the rotor 118.

The door motor 120 is a four-inlet hole opening mode in which the rotating shaft 121 is rotated in one direction (for example, clockwise) to open the four-outlet hole 51 of the drum 50, and the drum It has a cloth entrance hole sealing mode which seals the gun entrance hole 51 of 50. As shown in FIG.

FIG. 8 is an enlarged cross-sectional view of part A illustrated in FIG. 4.

As illustrated in FIG. 8, the door driving means 110 further includes a spring 122.

When the rotor 118 is rotated so that the protrusion 117 is out of the groove 115 as shown in FIG. 7, the spring 122 has the sliding drum door 56 with the cloth entry hole ( An elastic force is applied to at least one of the plate 112, the door shaft 114, and the clutch link 116 so as to slide to the closed position 51, and the plate 112 and the door shaft 114. And one end is connected to at least one of the clutch link 116 and the other end is connected to any one of the support spider 102 and the support shaft 104.

As shown in FIG. 8, when the spring 112 is connected to the support shaft 104 and the door shaft 114, when the protrusion 117 is out of the groove 115, the door shaft 114 is formed. ) Is pulled by the spring 122 and rotated together with the plate 112 and clutch link 116.

In this case, as shown in FIG. 7, the sliding drum door 56 is slid to a position for closing the cloth access hole 51, and the clutch link 116 is as shown in FIGS. 5 and 7. The protrusion 117 of the rotor 118 is rotated to a position where it can reenter the inside of the groove 115.

On the other hand, when the spring 112 is connected to the plate 112 and the support spider 102, as shown in Figure 7, when the projection 117 is out of the groove 115, the plate 112 is pulled by the spring 122 and rotates with the door shaft 114 and clutch link 116.

At this time, the sliding drum door 56 is slid to a position to seal the cloth access hole 51, such as when the spring 112 is connected to the support shaft 104 and the door shaft 114, As shown in FIGS. 5 and 7, the clutch link 116 is rotated to a position where the protrusion 117 of the rotor 118 can reenter the inside of the groove 115.

Hereinafter, the spring 112 is positioned between the door shaft 114 and the support shaft 104, one end of which is connected to the door shaft 114, and the other end of which is a coil spring connected to the support shaft 104. It demonstrates only what was comprised.

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

First, the door motor 120 rotates the rotation shaft 121 by a predetermined angle range in the four-out hole opening mode.

The rotor 118 is rotated in one direction (clockwise) of the clockwise and counterclockwise direction, the projection 117 is moved from the position shown in Figure 7 to the position shown in Figure 5 to the clutch link 116 Flows into the groove 117.

The protrusion 117 rotates the clutch link 116 as shown in FIG. 6 while sliding longitudinally along the groove 117.

The protrusion 117 is stopped at the position shown in FIG. 6, and the door shaft 114 and the plate 112 are opposite to the rotation direction of the rotor 118 when the clutch link 116 is rotated as described above. (Counterclockwise), the sliding drum door 56 is the slide fastening portion (57A) is separated from the first fastening rod (51A), the shielding portion 57 is the inner peripheral surface of the drum (50) Sliding movement along, the drum 50 is open, the gun entrance hole 51 as shown in FIG.

Thereafter, when the washing machine is operated after the cloth is introduced into the cloth access hole 51, the door motor 120 is driven in the cloth entrance hole sealing mode to open the rotary shaft 121 to the cloth entrance hole. It rotates by a predetermined angle range in the same direction (clockwise) as in the mode.

As shown in FIGS. 6 and 7, the rotor 118 is rotated in the same direction (clockwise) as in the four-out hole opening mode, and the protrusion 117 is rotated in the position shown in FIG. 7. The clutch link 116 is freed from the protrusion 117 of the rotor 118 while moving toward the position shown in FIG.

In this case, a restoring force by the spring 122 is applied to the door shaft 114, and the door shaft 114 and the plate 112 are rotated in the gun outlet opening mode as shown in FIG. 7. It is rotated in the reverse direction (counterclockwise) and in the opposite direction (clockwise).

When the plate 112 is rotated in reverse, the sliding drum door 56 is slid to a position where the shield 57 blocks the gun entry hole 57 of the drum 50, as shown in FIG. 7. The cloth access hole 57 is sealed, and at this time, the slide fastening portion 57A is fastened to the first fastening rod 51A.

Since the sliding drum door 56 is engaged with the slide fastening portion 57A and the first fastening rod 51A, the drum together with the plate 112, the door shaft 114, and the clutch link 116 are provided. It becomes the state fixed to the (50) side.

Then, when the washing, rinsing, and dehydration strokes are performed, the drum motor 96 is driven, and the drive shaft 94 is connected to the bearings 36A 'and 36A ″ and the drive bearing housing 36'. It is rotated in the supported state, and the drive spider 92 and the drum 50 are rotated.

When the drum 50 is rotated, the support spider 102 and the support shaft 104 rotate together with the drum 50, wherein the support shaft 104 is the bearing 36A and the support bearing housing 36. The drum 50 is supported in the state of being supported.

When the drum 50 is rotated by a predetermined rotation speed or more, the sliding drum door 56 is the shielding portion 57 in a state where the slide fastening portion 57A and the first fastening rod 51A are fastened. Is partially pushed outward in the radial direction of the drum 50 by the centrifugal force, and at this time, the centrifugal fastening portion 57B surrounds a part of the second fastening rod 51B to the second fastening rod 51B. It is fastened in the radial direction.

The washing machine stops driving the drum motor 96 when all the strokes, such as washing, rinsing, and dehydration, are completed, and the four entry and exit holes 51 and the sliding drum door 56 of the drum 50 include the cabinet ( The drum motor 96 is stopped by driving so as to reach a position facing the gun entrance hole 11 of 10 and the opening 23 of the tub 20.

When the drum motor 96 stops driving, the centrifugal fastening portion 57B is separated from the second fastening rod 51B. In this case, the clutch link 116 is shown in FIG. 115, the protrusion 117 is arranged to be reintroduced.

Subsequently, when the door motor 120 is driven again in the four entrance hole opening mode, the sliding drum door 57 is slid as shown in FIG. 6, and the drum 50 is the four entrance hole 51. This opening is opened, and the user can easily take out the cloth in the drum 50 to the outside by rotating the door 12 installed in the cabinet 10 upward.

On the other hand, the present invention is not limited to the above embodiment, the door driving means is composed of a permanent magnet mounted to the plate 112, and an electromagnet mounted to the tub bracket 26 between the electromagnet and the permanent magnet It is also possible to operate the sliding opening and closing of the plate 112 and the sliding drum door 56 by the magnetic force of the various embodiments within the technical scope to which this invention belongs.

The washing machine of the present invention configured as described above includes a sliding drum door for sliding opening and closing the gun entrance hole formed in the drum, and a door driving means for sliding the sliding drum door to automatically open the gun entrance hole of the drum. Since the sliding can be opened and closed, its use is convenient, there is an advantage that a separate space for opening the sliding drum door on the upper side of the drum is unnecessary.

In addition, the washing machine of the present invention, since the sliding drum door opens and closes the four access holes in a sliding manner, the structure is simpler than the drum door connected to the drum hingedly opened, there is an advantage that the unbalance of the drum is minimized.

In addition, the washing machine of the present invention has the advantage that the sliding drum door is strongly fastened to the drum by centrifugal force when the drum rotates, thereby preventing the sliding drum door from being opened arbitrarily.

Claims (15)

A tub installed in the cabinet; A drum rotatably positioned inside the tub and having a port entry hole formed at one side thereof; Drum drive means installed to rotate the drum; A sliding drum door installed to slide open and close the cloth access hole; And a door driving means installed to slide the sliding drum door in a state where the drum is stopped. The method of claim 1, The drum has a left and right both sides open, the center drum with the gun outlet is formed on one side of the circumference; A first side drum coupled to one of left and right sides of the center drum; Washing machine comprising a second side drum coupled to the other side of the left and right of the center drum. The method of claim 1, The sliding drum door may include a shield sliding along an inner circumferential surface of the drum; Washing machine, characterized in that it comprises a connecting portion formed perpendicular to one end of the left and right of the shield and connected to the door driving means. The method of claim 3, wherein The shielding unit is characterized in that the round formed so as to slide along the inner peripheral surface of the drum. The method of claim 1, The sliding drum door is characterized in that the sliding drum door is formed with a slide fastening portion is fastened to the drum when the slide slides to a position to seal the entrance hole. The method of claim 1, Washing machine, characterized in that the sliding drum door is formed with a centrifugal fastening portion which is fastened to the drum by the centrifugal force applied to the sliding drum door. The method of claim 1, The drum driving means is connected to one side of the left and right of the drum, The door driving means is disposed on the other side of the left and right of the drum, characterized in that connected to the sliding drum door. The method of claim 7, wherein The drum drive means A drive spider mounted on one side of left and right sides of the drum; A drive shaft connected to the drive spider; Washing machine, characterized in that the drive shaft is configured to include a drum motor. The method of claim 8, The washing machine further comprises a drive bearing housing having a bearing rotatably supporting the drive shaft, mounted with the drum motor, and installed in the cabinet so as to be dampened by a damper. The method according to claim 1 or 7, The door driving means includes a plate connected to the sliding drum door; A door shaft connected to the plate; A clutch link connected to the door shaft and having a groove portion; A rotor having a projection formed in and out of the groove to rotate the clutch link; Washing machine comprising a door motor installed to rotate the rotor. The method of claim 10, The plate is a washing machine, characterized in that arranged to block the opening formed on the other side of the drum. The method of claim 10, The projection is characterized in that the washing machine is formed eccentrically to the rotor. The method of claim 10, The door driving means applies an elastic force to at least one of the plate, the door shaft, the clutch link, and the rotor so that the sliding drum door is slid to a position to close the cloth entrance hole when the protrusion is out of the groove. Washing machine, characterized in that further comprises a spring. The method of claim 10, The washing machine A support spider mounted on the other side of the drum and passing through the door shaft; And a support shaft connected to the support spider and through which the door shaft penetrates. The method of claim 14, The washing machine is provided with a bearing rotatably supporting the support shaft, characterized in that the washing machine further comprises a support bearing housing installed in the cabinet to be dampened with a damper.

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