KR200141498Y1 - The drain hose fixing apparatus of a fully automatic washing machine - Google Patents

Abstract

The present invention relates to a drainage hose fixing device for a washing machine that simplifies the drainage hose fixing method and increases productivity, and prevents leakage of water and drainage hoses. The washing and dewatering tank (13) in the main body (1) and In the washing machine having an outer tank (5), the outer tank (5), the drain hose 29 is formed with a fixing groove (29a) formed on the outer peripheral surface coupled to the connecting portion 27 of the drain member 21 disposed on one side, It is fixed to the fixing groove (29a) is characterized in that consisting of a fixed iron core 31 to prevent leakage and separation of the drain hose (29).

Description

Drain hose fixing device of washing machine

1 is a longitudinal sectional view showing a configuration of a conventional fully automatic washing machine.

2 is a partial perspective view showing a conventional washing water drainage hose fixing device.

3 is a partial perspective view showing the washing water drainage hose fixing device according to the present invention.

* Explanation of symbols for main parts of the drawings

1: body 5: outer shell

21: drain member 23: solenoid valve

25: packing member 27: connecting portion

29: drain hose 29a: fixing groove

31: fixed iron core

The present invention relates to a drainage system for draining the wash water during washing and dehydration of a washing machine. In particular, the drainage hose of the automatic washing machine which simplifies the drainage hose fixing method to increase productivity and prevents leakage and drainage of the drainage hose. It relates to a fixing device.

Conventional fully automatic washing machine is mounted in the washing machine main body 1 through a plurality of suspension bars 3 as shown in FIG. 1 to be mounted at a predetermined height to prevent vibration during washing and dehydration, and to store washing water. (5) is disposed, there is a motor (7) mounted on the outer bottom surface of the outer tank (5) to be driven by power, and receives the driving force from the motor (7) via the belt (9) There is a power transmission device 11 mounted to the outside of the bottom surface of the outer tank 5 to drive a pulsator or washing and dehydration tank to be described later, the laundry by the centrifugal force according to the rotation of the power transmission device (11). There is a washing and dewatering tank 13 rotatably mounted in the outer tub 5 for dewatering.

The washing and dehydration is performed by receiving the power of the motor 7 through the power transmission device 11 to form a water flow in the washing water accommodated in the washing and dehydrating tank 13 while performing forward and reverse rotation. There is a pulsator 15 rotatably mounted on the bottom surface of the tank 13, and the water level of the washing water stored in the outer tank 5 is detected by a water level detection device (not shown) to wash the water according to the laundry. There is a water supply pipe 17 for supplying water in the outer tub 5, and the upper part of the washing and dehydrating tank 13 maintains the level of the washing and dehydrating tank 13 so as to rotate even when the laundry is biased to one side during dehydration. The balancer 19 is disposed, and a drain member 21 for discharging the contaminated washing water generated during washing and rinsing is disposed on the lower surface of the washing and dehydrating tank 13.

As shown in FIG. 2, the drain member 21 is provided with a solenoid valve 23 which is turned on / off by an electrical signal on one side thereof, and the valve body 23a of the solenoid valve 23 is disposed. A packing member 25 is disposed on the side to prevent leakage. A lower portion of the drain member 21 is provided with a connecting portion 27 to which a drain hose to be described later is connected, and a drainage portion is formed on an outer circumferential surface of the connecting portion 27. The hose 29 is connected, and the fixed iron core 31 is fixed to the outer circumferential surface of the drain hose 29 connected to the connecting portion 27.

In the above description, the fixed iron core 31 has a twisted shape, and as shown in FIG. 2, the outer circumferential surface of the drain hose 31 coupled to the drain member 21 and the connection portion 27 by press-fitting in the direction of the arrow during fixation is shown. It is supposed to be fixed at.

The fully automatic washing machine configured as described above puts laundry and detergent in the washing and dehydrating tank 13, selects washing conditions by an operation unit (not shown), and operates the washing machine to supply washing water to the outer tank 5 through the water supply pipe 17. do.

When the washing water supplied in the outer tank 5 reaches the amount necessary for washing the laundry put into the washing and dewatering tank 13, the motor 7 starts to rotate, and the rotational force of the motor 7 is the belt 9. It is transmitted to the power train 11 through.

The power transmission device 11 receives the rotational force of the motor 7 to decelerate and rotates the pulsator 15 rotatably disposed on the shaft. The power transmission device 11 stores the water in the washing and dewatering tank 13 to form a stream of water to wash.

When washing is completed in this way, the packing member 25 formed on one side of the valve body contracts as the valve body 23a of the solenoid valve 23 disposed under the outer tank 5 is moved to the left side by an electrical signal. The contaminated laundry stored in the outer tub 5 and the washing and dehydrating tank 13 passes through the connecting portion 27 of the drain member 21 and is connected to a lower portion of the drain member 21. It is discharged to the outside through.

Thereafter, when the drainage of the washing water is completed, the valve body 23a of the solenoid valve 23 moves to the right side, the packing member 25 is expanded, and the connection part 27 is turned off (closed) and the water supply pipe 17 is opened. The washing water for rinsing is supplied in the outer tank 5 through the tank.

Next, when the water level required for rinsing the laundry is reached, the pulsator 15 repeats the forward and reverse rotations according to the driving force of the power transmission device 11 which has received the driving force of the motor 7 as described in the washing stroke described above. Rinse off any contaminants and detergents from your laundry.

When the final rinsing stroke is completed by repeating such a rinsing cycle several times, the valve body 23a of the solenoid valve 23 is moved to the left again, the packing member 25 is contracted, and the connection part 27 is turned on ( Open) and discharges the rinsed wash water stored in the outer tub 5 and the washing and dehydrating tank 15 to the outside.

At this time, the washing and dewatering tank 5 is rotated in one direction according to the driving force of the power transmission device 11 to dehydrate the washing water and the washing water permeating the laundry in the washing and dehydrating tank 5.

However, in the conventional drainage hose fixing device of the conventional automatic washing machine configured as described above, after inserting the drain hose to the drain member connecting portion as shown in FIG. 2, the twisted fixing core is pressed by hand to fix the drain hose. There is a problem in that the fixed position is not constant leaks, drain hose is often released.

Therefore, the present invention was devised to solve the above-described problems, and an object of the present invention is to combine the fixed iron core in advance with the proper position of the drain hose, and then insert and fix the drain hose to the drain member. To simplify the process and at the same time to provide a drainage hose fixing device for a fully automatic washing machine to prevent leakage and separation.

Drain hose fixing device of the washing machine according to the present invention made to achieve the above object in the washing machine having an outer tub in the body, the outer hose is drained hose is formed on the outer circumferential surface coupled with the connection portion of the drain member disposed on one side And, it is fixed to the fixing grooves characterized in that made of a fixed iron core to prevent the leakage of water and drain hose.

Hereinafter, a preferred embodiment of the present invention will be described in more detail with reference to FIGS. 3 to 4.

In addition, the same code | symbol is attached | subjected about the part same as the part shown in FIG. 1, and FIG. 2, and the overlapping description is abbreviate | omitted.

As shown in FIG. 3, the drain member 21 is provided with a solenoid valve 23 which is turned on / off by an electrical signal on one side, and leaks on one side of the valve body 23a of the solenoid valve 23. Packing member 25 to prevent the excretion, one side of the drain member 21, the connection portion 27 is formed protruding, the drain hose 29 is coupled to the outer peripheral surface of the connection portion 27, A fixed iron core 31 is fixed to the outer circumferential surface of the drain hose 29 coupled to the connecting portion 27.

In the above description, the fixed iron core 31 is configured in an annular shape having an open portion 31a open at one side, and the fixed iron core 31 can always be positioned at the correct position on the outer peripheral surface of the drain hose 29. The fixing groove 29a is formed.

Next will be described the operation and effect of the drain hose fixing device of the washing machine according to an embodiment of the present invention configured as described above.

First, the fixing iron core 31 made of an annular shape having an opening 31a having one side open to the fixing groove 29a formed on the outer circumferential surface of the drain hose 29 is fixed, and the fixing iron core 31 at an appropriate position as described above. The fixed drain hose 29 is inserted into and fixed to the drain member 21 connection portion 27.

At this time, the fixed iron core 31 surrounding the outer circumferential surface of the drain hose 29 maintains the open portion 31a slightly open when inserted into the connecting portion 27, and when the fixed portion reaches the predetermined portion of the connecting portion 27, it is drained by elasticity. The hose 29 is firmly fixed to the drain member 21 connection portion 27.

Washing machine drain hose fixing device according to the present invention configured as described above is the solenoid valve 23 is turned on (opened) by the electrical signal when the washing and rinsing is finished, the valve body 23a is moved to the left, as described above As the valve body 23a is moved to the left side, the packing member 25 is contracted and at the same time, the washing water which has been washed and rinsed in the washing and dehydrating tank 13 passes through the connection part 27 of the drain member 21 and is connected to the connecting part. (27) It is discharged to the outside of the main body 1 through the drain hose 29 coupled to the outer peripheral surface.

At this time, since the fixed iron core 31 fixed to the outer circumferential surface of the drain hose 31 is firmly fixed at the proper position of the drain hose 29, the drain hose 29 is prevented from leaking and water is leaked while washing water is discharged. Prevent it.

As described above, in the drainage hose fixing device of the automatic washing machine according to the present invention, after fixing the core in advance in a fixing groove provided at an appropriate position of the drainage hose outer peripheral surface, the drainage hose is inserted into and fixed to the drain member connecting part, thereby It is a very practical design that can simplify and improve productivity while preventing frequent drainage and leakage of drain hose.

Claims (2)

A drainage hose installed at the bottom of the outer tank to drain the water, a drainage hose in which one end is fitted to the drainage member and the other end is exposed to the outside to drain the water, and an overlapping portion of the drainage hose and the drainage member A drainage hose fixing device for a washing machine including a fixing iron core configured to be coupled by pressing from the outside, wherein the fixing iron core is coupled to the draining hose and the draining member in a state where the fixing iron core is fixed to an overlapping portion of the draining member and the draining hose. The drain hose fixing device of the washing machine, characterized in that it comprises a fixing groove formed in the drain hose and the fixing iron is inserted into the fixed position. The drain hose fixing apparatus of claim 1, wherein the fixing iron core is formed in an annular shape so that one side has an open portion.