JP2744610B2 - Fully automatic washing machine with separate washing device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fully automatic washing machine, and more particularly, to a fully automatic washing machine having a separate washing device which can be attached to and detached from an upper cover of the fully automatic washing machine. .

[0002]

2. Description of the Related Art Conventionally, in a fully automatic washing machine, as shown in FIG. 6, a first outer tub 5 suspended by a support rod 8 in a main body 6 and housed in the first outer tub 5 are shown. And the first pulsator 3 mounted on the bottom surface of the inner tank 4 and rotating forward and backward. Then, the clutch 2 is arranged at a lower portion outside the first outer tank 5, and the driving force of the first motor 1 is transmitted to the first pulsator 3 through the belt 9 by the selective connection of the clutch 2. I was

The operation of the conventional washing machine constructed as described above is as follows. When the laundry is put into the inner tub 4 and the washing process is started, water is supplied to the inner tub 4 through a water supply valve (not shown) connected to the upper cover 7,
When the water level reaches a predetermined level, the water supply is stopped, and the first pulsator 3 is stirred left and right to perform the washing process. Thereafter, after the washing is completed and the washing water is discharged through the drain valve 10, a series of processes such as rinsing / dehydrating / rinsing / draining / dehydrating is performed in a predetermined order.

[0004]

However, in the conventional fully automatic washing machine constructed as described above, since the outer tub for storing the washing water has a large capacity, the amount of laundry is extremely small. However, there was an inconvenience of consuming a large amount of water. In addition, in order to perform steam washing in which underwear or the like can be sterilized, even if a heating device is installed inside the lower portion of the inner tub 4, the excessively supplied washing water is heated to a required temperature, so that energy consumption is inefficient. There was an inconvenient point.

[0005]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a washing machine which uses a small amount of water when performing a small amount of washing and steam washing, and which can perform a separate washing independently of the washing of the main body of the washing machine. An object of the present invention is to provide a fully automatic washing machine having a washing device.

In order to achieve the above object, in a fully automatic washing machine having a separation washing device according to the present invention, a detachable separation washing device is provided on a washing machine upper cover,
The separate washing device includes a second cover having a cover for closing the opening.
An outer tub, and a second pulsator driven by a driving force of a second motor transmitted through the coupler. The coupler includes an upper coupler formed on a rotating shaft of the second pulsator and a second motor. And a lower coupler formed on a rotation shaft of a pulley driven by the above, further having a water supply valve for washing water at a lower portion of the second outer tub, and when the separate washing device is mounted on the upper cover, The water supply valve is opened by the pin formed upright on the upper cover, and the washing water is
The water supply valve is closed when the washing machine is separated from the upper cover after the washing process is performed by flowing into the outer tub.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. In the fully automatic washing machine having the separate washing device according to the present invention, as shown in FIG. In order to put laundry in and out of the inner tub (not shown), an opening (not shown) of the upper cover 7 is opened or a lid 71 for blocking is installed on the upper cover 7 so as to be folded. On the rear side of the upper cover 7, a separate washing device 11 according to the present invention is provided.
Is installed so that it can be removed. A handle 61 is formed outside the separate washing device 11 so that the separate washing device can be easily handled.

[0008] In the configuration of the separation washing apparatus of the present invention,
As shown in FIGS. 2 and 3, a second outer tub 11W for accommodating washing water, a second pulsator 12 rotatably disposed on the bottom surface of the second outer tub 11W,
And a washing water supply valve 30 for supplying and discharging washing water to and from the second outer tub 11W.
Then, a second motor 23 is installed in the upper cover 7 to rotate the second pulsator 12, and the driving force of the second motor 23 is transmitted to the second pulsator 12 through the belt 21 and the pulley 20. Upper and lower couplers 16 and 17 are provided between the second pulsator 12 and the pulley 20 respectively.

The upper coupler 16 is formed on the free end side of the rotary shaft 13 of the second pulsator 12, and bearings 15 are disposed on both outer sides of the rotary shaft 13 for smooth rotation of the rotary shaft 13. . Further, a lip seal 14 is provided at a portion adjacent to the second pulsator 12 so that the washing water in the second outer tub 11W does not leak along the outer surface of the rotating shaft 13.

The lower coupler 17 is connected to a pulley 20
Are formed on the free end side of the rotating shaft 18, and bearings 19 are arranged on both outer sides of the rotating shaft 18 for smooth rotation of the rotating shaft 18. Here, the upper and lower couplers 16 and 17
Forms teeth (FIG. 4) in an oblique form on each free end side of each coupler 16, 17 for ease of connection.

The water supply valve 30 for the washing water is connected to the second outer tub 11.
The second outer tub 11W for supplying and discharging the washing water to W
And a compression spring 31 that always moves the valve body 30B in a direction to close the opening (not shown). Then, a pin 27 for moving the valve body 30B to the spring 31 side against the elastic force of the spring 31 is formed on the upper cover 7 so as to pass through the opening of the second outer tank 11W. Then, the packings 28 and 29 are respectively installed so that the washing water in the second outer tub 11W does not leak through the outer shell of the valve body 30B.

Further, the washing water supply valve 30 is in contact with a washing water supply passage 26 formed in the upper cover 7 of the washing machine main body via a packing 28. A washing water supply valve 25 is connected to one end of the washing water supply passage 26 to supply washing water into the second outer tub 11W, and a washing water discharge valve 32 is connected to the other end. Then, the washing water in the second outer tub 11W is discharged.

A bypass passage 34 is formed to discharge the remaining water outside the washing water supply passage 26 through a drain passage 35 extending from the discharge valve 32. And
A heater 24 for heating the washing water supplied into the second outer tub 11W is installed in the washing water supply passage 26. Here, an unexplained reference numeral 36 is a sensor for detecting a water level, a reference numeral 37 is a limit switch for detecting whether or not the detachable washing device is detachable, and a reference numeral 38 is a lid of the detachable washing device.

In a state where the separate washing apparatus 11 is separated from the upper cover 7 of the main body, as shown in FIG. 5, a state in which the opening of the valve main body 30B is closed by the elastic force of the spring 31 in the water supply valve 30. become. The operation of the fully automatic washing machine having the separated washing apparatus according to the present invention will now be described.

First, as shown in FIG.
In a state where 0 is shut off, a small amount of laundry is put into the second outer tub 11W, and the handle 61 of the separate washing device 11 is taken out.
When mounted on the upper cover 7 of the washing machine body, the valve body 30B opposes the elastic force of the spring 31 by the pins 27 formed upright on the upper cover 7 and moves upward,
Open the opening.

The rotating shaft 13 of the second pulsator 12
Is coupled to the lower coupler 17 formed on the rotating shaft 18 of the pulley 20, and at the same time, when the bottom surface of the separation washing device 11 touches the limit switch 37, the limit switch 37 is turned on. The control unit is informed that 11 is attached to the upper cover 7.

Next, the washing water supply valve 25 is opened with the discharge valve 32 closed, and a predetermined amount of washing water flows into the second outer tub 11W through the water supply valve 30 opened through the supply passage 26. After that, the water level sensor 36 is operated to shut off the water supply valve 25, and the second pulsator 12 is rotated forward and reverse by the driving of the motor 23 to perform the washing process.

If the steam washing process is to be performed, the heater 24 is operated to heat the washing water passing through the washing water supply passage 26, and is supplied into the second outer tub 11W to perform the steam washing process. To progress. When performing the washing process, the second outer tub 1
The 1W or the washing water leaked from the washing water supply passage 26 is guided to the drain passage 35 through the bypass passage 34.

When the washing process is completed, the washing water supply valve 25 is closed, the discharge valve 32 is opened, and the washing completion water in the second outer tub 11W passes through the water supply valve 30 and the discharge valve 32 to the drain passage. It is discharged to 35. The drain passage 35 is connected to the inside of the first outer tub 5, and the washing completion water is discharged after being used for washing in the main body, or the drain passage 35 is connected to the outside of the first outer tub 5. Then, the washing completion water is directly discharged. Next, after the separation washing device 11 is separated from the upper cover 7, the laundry whose drainage process has been completed is removed from the second outer tub 11W, and the washing is completed.

[0020]

As described above, in the fully automatic washing machine having the separate washing device according to the present invention, since the second outer tub having a small volume is employed, the excessive use of washing water can be prevented. There is. Also, when performing the steam washing process, since only a small amount of the washing water is heated and the washing is performed separately from the washing machine main body, there is an effect that the efficiency of energy consumption can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a configuration of a fully automatic washing machine having a separation washing device according to the present invention.

FIG. 2 is a cross-sectional view illustrating a state in which the separated washing apparatus according to the present invention is coupled to an upper cover of a washing machine.

FIG. 3 is an enlarged cross-sectional view illustrating a connection part of the separation washing apparatus according to the present invention.

FIG. 4 is an enlarged cross-sectional view showing an upper and lower coupler which is a power transmission means of the separate washing apparatus according to the present invention.

FIG. 5 is a cross-sectional view illustrating a state in which the separated washing apparatus according to the present invention is separated from an upper cover of the washing machine.

FIG. 6 is a vertical sectional view showing the structure of a conventional fully automatic washing machine.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 ... Separation washing apparatus 11W ... 2nd outer tub 12 ... 2nd pulsator 16, 17 ... Upper and lower coupler 24 ... Heater 27 ... Pin 30 ... Washing water supply valve

Claims (10)

(57) [Claims] 1. A main body (6), a first outer tub (5) housed in the main body (6), and a first outer tub disposed in the inner tub to be rotated by a first motor (1). A pulsator (3); an upper cover (7) which is placed on the main body (6) and has an opening through which laundry can be put in and taken out; and an upper cover (7) which is detachably attached to the upper cover (7). A fully automatic washing machine having a separation washing device, comprising: a separation washing device (11). 2. The separate washing device (11) includes a second outer tub (11W) having a cover for closing an upper opening, and a second outer tub (11W).
2. A fully automatic washing machine according to claim 1, further comprising a second pulsator (12) disposed in said second outer tub (11W) so as to be rotatable by a motor (23). Machine. 3. The driving force of the second motor (23) is controlled by each of the couplers (16, 17).
3. A fully automatic washing machine having a separate washing device according to claim 2, wherein the washing is transmitted to (2). 4. Each of the couplers (16, 17) is driven by an upper coupler (16) formed on a rotation shaft (13) of the second pulsator (12) and the second motor (23). A lower coupler (17) formed on a shaft of a pulley (20).
A fully automatic washing machine having the separated washing device according to the above. 5. A fully automatic washing machine having a separate washing apparatus according to claim 4, wherein the free ends of the upper and lower couplers (16, 17) form oblique teeth. 6. The separate washing device (11) is provided with the second washing device (11).
3. A fully automatic washing machine having a separate washing device according to claim 2, wherein a water supply valve (30) for washing water is provided below the outer tub (11W). 7. When the separate washing device (11) is mounted on the upper cover (7), the water supply valve (30) for the washing water is connected to a pin (2) formed on the upper cover (7).
7. The fully automatic washing machine having a separate washing device according to claim 6, wherein the washing machine is opened by contacting the washing machine. 8. The washing water supply valve (30) is opened when the separate washing device (11) is separated from the upper cover (7). Fully automatic washing machine with a separate washing device. 9. A heater (24) for heating the washing water in the second outer tub is disposed on a passage for supplying the washing water with the washing water supply valve (30). A fully automatic washing machine having the separate washing device according to claim 6. 10. The discharge water passing through the water supply valve (30) of the washing water is discharged into the first outer tub (5) or outside the washing machine body (6). A fully automatic washing machine having the separate washing device according to claim 6.