KR20060004368A - Apparatus for preventing woven goods from being held at a gasket in a drum-type washing machine - Google Patents

Abstract

By installing an anti-foaming device for tightening and releasing the gasket as necessary around the gasket disposed between the radial outer circumference of the door and the front outer circumference of the tub, which is inserted into the main body of the drum washing machine, Disclosed is an anti-fogging device for a drum washing machine gasket capable of preventing a laundry from being caught in a gap. The anti-fogging device of a drum washing machine gasket includes an anti-clamp clamp positioned adjacent to the gasket, a plurality of guides for holding and supporting the anti-clamp clamp, and a clamp drive for tightening or releasing the anti-clamp clamp around the gasket. . The guide is disposed at the radial periphery of the anti-tension clamp, one side of the guide is fixed inside the body, and the clamp drive is disposed near the radially open top of the anti-tension clamp. The pinch clamp is made of a soft plastic resin and has a circular cross section with a portion open. The clamp drive device includes a synchronous motor, a worm and a worm gear, and a limit switch for generating rotational power. The worm is positioned such that the front end of the worm is spaced a certain distance from the open end of the pinch clamp and the rear end of the worm is spaced a distance from the limit switch.

Drum washing machine, gasket, laundry, pinch, clamp, motor, worm, worm gear

Description

Apparatus for preventing woven goods from being held at a gasket in a drum-type washing machine}

1 is a view showing the configuration of a general drum washing machine,

2 is a partial cross-sectional view of a typical drum washing machine,

3 is a partial cross-sectional view of a drum washing machine according to a preferred embodiment of the present invention;

4 is a view schematically showing the configuration of the anti-fogging device according to an embodiment of the present invention, and

5 is a partially enlarged view of FIG. 4.

<Explanation of symbols for main parts of drawing>

10,60: drum washing machine 12: door

20,61: main body 22,62: tub

24,68: Rotating drum 40,64: Gasket

70: pinch protection device 72: pinch clamp

74: guide 80: clamp drive

82: synchronous motor 84a: worm

84b: Worm Gear 86: Limit Switch

The present invention relates to a drum washing machine, and in particular, to prevent and tighten the gasket as necessary around the gasket disposed between the radial outer peripheral portion of the door and the front outer peripheral portion of the tub that is inserted into the main body of the drum washing machine The present invention relates to an anti-fogging device for a drum washing machine gasket which can prevent laundry from being caught by a gap between a glass of the door and a gasket.

The present invention relates to a vacuum cleaner extension tube, and more particularly, to improve by improving.

In general, the drum washing machine is configured to drop the laundry from the top of the drum to the bottom while rotating the cylindrical drum in the washing tank, so that washing is performed, and washing and rinsing, dehydration, and drying are automatically performed according to a pre-programmed program. The drum washing machine can be divided into laundered laundry, standard washing, wool washing, etc. according to the laundry to be washed, and less damage due to the twisting of the laundry and the use of the washing water is relatively smaller than that of the pulsator washing machine. This has the advantage.

1 shows a configuration of a general drum washing machine.

Referring to FIG. 1, the drum washing machine 10 includes a main body 20 having an inlet 11 at a front surface thereof, and a tub 22 is disposed inside the main body 20. A drive motor 23 is installed on the outer lower portion of the tub 22, and a rotating drum 24 that is rotated by receiving the driving force of the drive motor 23 is disposed in the tub 22.                         

The front of the main body 20 is provided with a door 12 for opening and closing the inlet (11), the upper inside of the main body 20 to remove the moisture in the circulating air while circulating the air inside the rotating drum 24 Drying apparatus 30 for drying the laundry is provided. In the tub 22 of the main body 20, washing water is introduced during washing, and drying hot air generated by the drying apparatus 30 is introduced during drying.

2 is a partial cross-sectional view of a general drum washing machine.

As shown in FIG. 2, the door 12 seals the inlet 11 opening the tub 22 so that the tub 22 is openable and prevents leakage of fluid during washing and drying. do.

The door 12 is provided with a lock 14 to prevent it from being opened arbitrarily during operation simultaneously with sealing. The door switch 15 is installed inside the main body 20 of the drum washing machine 10 at a position near the locking device 14.

Meanwhile, a gasket 40 is disposed between the radial outer circumference of the door 12 inserted into the main body 20 and the open front outer circumference of the tub 22. However, in the conventional drum washing machine 10, laundry may be caught by a gap between the glass of the door 12 and the gasket. In this way, if the laundry is pinched, friction noise increases, the laundry may be damaged, and the gasket may be worn. In particular, when dehydration proceeds while the laundry is stuck during washing, this problem becomes more serious.

 The present invention has been invented in view of the above problems, and an object of the present invention is to provide a gasket around a gasket disposed between the radial outer circumference of the door and the front outer circumference of the tub, which are inserted into the main body of the drum washing machine. By installing an anti-fog device for tightening and releasing, it is to provide an anti-fog device for a drum washing machine gasket which can prevent the laundry from being caught by the gap between the glass of the door and the gasket.

In order to achieve the above object, the present invention,

A tub is disposed inside the main body, a rotating drum is disposed in the tub, a door for opening and closing the inlet of the rotating drum is installed on the front of the main body, and a drum having a gasket disposed on the open outer periphery of the tub. In the washing machine, as the anti-fogging device of the drum washing machine gasket for preventing laundry from entering the gasket portion,

An anti-tension clamp positioned adjacent the gasket, a plurality of guides for fixedly holding the anti-tension clamp, and a clamp drive for tightening or releasing the anti-tension clamp around the gasket, the guide being the pinch The anti-fogging device of the drum washing machine gasket is disposed on the radial periphery of the prevention clamp, one side of the guide is fixed inside the main body, and the clamp driving device is disposed near the radially open upper portion of the anti-jamming clamp. To provide.

The pinch clamp is made of a soft plastic resin and has a circular cross section with a portion open.

The clamp driving device includes a synchronous motor for generating rotational power, a worm and a worm gear for converting the rotational power generated from the synchronous motor into linear kinetic energy, and a limit switch for controlling the synchronous motor. The worm is positioned such that the front end of the worm is spaced a certain distance from the open end of the pinch clamp and the rear end of the worm is spaced a distance from the limit switch.

As described above, in the drum washing machine according to the present invention, the anti-fogging device is installed around the gasket disposed between the radial outer peripheral part of the door and the front outer peripheral part of the tub, which is inserted into the main body of the drum washing machine. Thus, the clamping clamp of the anti-fogging device can be tightened and released according to the operation mode of the drum washing machine to prevent the laundry from being caught by the gap between the glass of the door and the gasket.

Hereinafter, an anti-fogging device for a drum washing machine gasket according to an exemplary embodiment of the present invention will be described in detail with reference to the accompanying drawings.

3 is a partial cross-sectional view of a drum washing machine according to a preferred embodiment of the present invention.

As shown in FIG. 3, in the drum washing machine 60 according to the preferred embodiment of the present invention, the circumference of the gasket 64 disposed between the open front outer peripheral portions of the tub 62 in which the rotating drum 68 is disposed. The device 70 is installed in the laundry to prevent the formation of laundry.

4 schematically shows the configuration of the anti-fogging device 70 according to the preferred embodiment of the present invention.                     

Referring to FIG. 4, the anti-fogging device 70 according to the preferred embodiment of the present invention includes an anti-jamming clamp 72, a guide 74, and a clamp driving device 80.

The pinch clamp 72 prevents pinching of laundry by tightening the gasket 64 disposed between the open front outer periphery of the tub 62 to reduce the gap between the gasket 64 and the glass of the door 66. . To this end, the pinch clamp 72 is located adjacent to the gasket 64 and is made of a slightly ductile plastic resin and has a generally circular cross section with an open portion to minimize breakage of the gasket 64. do.

A plurality of guides 74 are disposed in the radial periphery of the pinch clamp 72. The guide 74 serves to limit the position so that the clamping clamp 72 does not move to any position. To this end, one side of the guide 74 is fixed inside the main body 61 of the drum washing machine 60.

Near the radially open top of the pinch clamp 72, a clamp drive 80 for tightening or releasing the pinch clamp 72 around the gasket 64 is disposed.

5 is a partially enlarged view of FIG. 4.

As shown in FIG. 5, the clamp driving device 80 includes a synchronous motor 82 for generating rotational power, a worm 84a for converting rotational power generated from the synchronous motor 82 into linear kinetic energy, and The worm gear 84b and the limit switch 86 for controlling the synchronous motor 82 are included.

The front end portion of the worm 84a is positioned close to the open end 72b of the pinch clamp 72 by a predetermined distance, and the rear end portion of the worm 84b is positioned so as to be spaced apart from the limit switch 86 by a predetermined distance. do.

When the synchronous motor 82 is driven in the forward direction, the worm gear 84b is rotated by the rotational power of the synchronous motor 82, and the worm 84a meshing with the worm gear 84b is caught. Move toward the open end 72b. As the worm 84a moves in the left direction of the drawing to push the open end 72b of the clamping clamp 72, the open end 72b of the clamping clamp 72 is moved. As they get closer to each other, they are tightened.

Alternatively, in order to loosen the clamped pinch clamp 72, the worm 84a meshing with the worm gear 84b as the synchronous motor 82 is driven in the reverse direction opens the open end 72b of the pinch clamp 72. In the direction away from). That is, the worm 84a moves in the right direction of the drawing to be spaced apart from the open end 72b of the pinch clamp 72 of the rim 84a. The synchronous motor 82 stops driving when the worm 84a continues to move in the right direction of the drawing and contacts the limit switch 86 disposed near the rear end of the worm 84a.

In the drum washing machine 60 equipped with the anti-fogging device 70 configured as described above, the drum washing machine 60 has an effective effect in the RPM band in which the drop motion of the fabric occurs, such as a washing stroke. It causes a strong reaction to the force. Therefore, by adjusting the rotational direction of the synchronous motor 82, the clamping clamp 72 is tightened in the falling motion mode RPM, and the clamping clamp 72 is released in the centrifugal rotation mode RPM.

As described above in detail, in the drum washing machine 60 according to the present invention, the radial washing machine is disposed between the radial outer periphery of the door 66 and the front outer periphery of the tub 62 which are inserted into the main body of the drum washing machine 60. By installing the anti-fogging device 70 around the gasket, tighten the anti-jamming clamp 72 of the anti-fogging device 70 according to the operation mode of the drum washing machine 60 to release the glass of the door 66 and The phenomenon that laundry is pinched by the gap of the gasket 64 can be prevented. As a result, in the conventional drum washing machine, problems such as generation of noise due to pinching of laundry, wear of a gasket, and damage to clothes are not generated.

Although the above has been described with reference to a preferred embodiment of the present invention, those skilled in the art will be able to variously modify and change the present invention without departing from the spirit and scope of the invention described in the claims below. It will be appreciated.

Claims (4)

A tub 62 is disposed inside the main body 61, and a rotating drum 24 is disposed in the tub 62, and a front side of the main body 61 opens and closes the inlet of the rotating drum 68. In the drum washing machine 60 in which the door 66 is installed and the gasket 64 is disposed on the open outer circumference of the tub 62, a drum washing machine for preventing laundry from entering into the gasket 64 part. As gasket prevention device, The anti-jamming clamp 72 positioned adjacent to the gasket 64, a plurality of guides 74 for holding and holding the anti-jamming clamp 72, and the anti-jamming clamp 72 are connected to the gasket 64. And a clamp drive 80 for tightening or releasing to the circumference, wherein the guide 74 is disposed at a radial periphery of the pinch clamp 72, and one side of the guide 74 is inside the main body 61. Fixed to the clamp driving device (80) is anti-fogging device of the drum washing machine gasket, characterized in that disposed near the radially open top of the clamping clamp (72). 2. The anti-fogging device for drum washing machine gasket according to claim 1, wherein the anti-jamming clamp (72) is made of a soft plastic resin and has a circular cross section with a portion thereof open. 3. The clamp drive device (80) according to claim 2, wherein the clamp driving device (80) includes a synchronous motor (82) for generating rotational power and a worm (84a) for converting the rotational power generated from the synchronous motor (82) into linear kinetic energy. And a worm gear (84b), and a limit switch (86) for controlling the synchronous motor (82). 4. The rim 84a of claim 3, wherein the front end of the worm 84a is spaced apart from the open end 72b of the pinch clamp 72 by a predetermined distance, and the rear end of the worm 84b is limited. Positioned so as to be spaced apart from the switch 86 by a predetermined distance, when the synchronous motor 82 is driven in the forward direction, the worm gear 84b is rotated by the rotational power of the synchronous motor 82, the worm The worm 84a, which meshes with the gear 84b, moves toward the open end 72b of the pinch clamp 72 so that the front end of the worm 84a is the open end of the pinch clamp 72. As the portion 72b is pushed, the open ends 72b come close to each other to tighten the gasket 64, and as the synchronous motor 82 drives in the reverse direction, the worm 84a prevents the pinch. To the open end 72b of the clamp 72 The rear end portion of the worm (84a) is in contact with the limit switch 86 by moving in a direction away from, thereby causing the synchronous motor 82 stops driving of the drum washing machine gasket, characterized in that .

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