KR0120656Y1 - Water-supplying device of a washing machine - Google Patents

Abstract

The present invention relates to a water supply device for a washing machine.

The water supply device 10 of the present invention includes a casing 20 partitioned into a washing water chamber 21 and a rinsing water chamber 22, a lid 30 coupled to seal an upper portion of the casing, and a casing into a washing water chamber and a rinsing water chamber. A partition 40 to be partitioned, a water supply hole 50 formed at the bottom of the casing directly below the partition wall, a deceleration member 60 installed in the washing water chamber to reduce the water pressure of the washing water, and a rinse box installed in the rinsing water chamber. 70 and a pumping means 80 therein. An outlet hole 72 is formed at one side of the bottom of the rinse agent box 70, and a dividing wall 73 having a predetermined height is formed around the outlet hole 72. The pumping means 80 is configured to include a round bar 81 protruding from the bottom of the rinsing agent box, and a cap 83 fitted to the outer circumference of the round bar via the guide section 82.

This simplifies assembly, prevents damage to related parts due to import, and prevents residual water from remaining.

Description

Water supply of washing machine

1 is a schematic configuration showing the installation state of the washing machine water supply device according to the present invention.

Figure 2 (a) is an exploded perspective view of the washing machine water supply device according to the present invention, (b) is a bottom perspective view showing the bottom of the lid.

Figure 3 is a combined cross-sectional view of the washing machine water supply device according to the present invention.

Figure 4 is a cross-sectional view showing a state of operation of the washing machine water supply apparatus according to the present invention.

5 is a cross-sectional view of the pumping means of the washing machine water supply device according to the present invention.

* Explanation of symbols for main parts of the drawings

10: water supply device 20: casing

21: washing water chamber 22: rinsing water chamber

23: washing valve 24: rinsing valve

26: upward water supply member 30: lid

33: downward water supply member 40: partition wall

41: guide rail 43: blocking plate

44: blocking wall 50: water supply hole

60: decompression member 70: rinse box

72: outflow hole 73: partition wall

80 pumping means 81 round bar

83: cap

The present invention relates to a water supply device for a washing machine, and more particularly, to a water supply device for a washing machine installed in a washing machine to receive tap water and supply the same into a water tank of the washing machine.

In general, a washing machine is provided with a built-in water supply device at an upper rear side thereof. The water supply device is installed in connection with a tap water in a tap water to guide water to a washing tank supplied from the tap water.

The conventional washing machine water supply device has a rectangular box-shaped water hydrant installed in the upper rear of the washing machine, and a separate hose connecting the water hydrant and the hydrant to wash water supplied from the hydrant to a washing tank. It was configured to water.

However, such a conventional washing machine has a problem in that the water supply apparatus of the washing water for washing and the rinsing water for rinsing are separately configured, causing complexity of assembly. In addition, since there is no means for reducing the water pressure of the wash water supplied from the tap water, when used in a place where the water pressure is strong, there is a problem that the related parts of the water supply device is damaged by the strong water pressure, and always wash water or rinse water in the water supply device If the washing machine is not used for a long time, there is a problem that a bad smell is caused by the deterioration of the residual washing water in the water supply device, and there is a need to clean the water supply device from time to time.

The present invention is to solve the above problems, an object of the present invention, to provide a washing machine water supply device with a simple structure and assembly in which the water supply of the wash water and rinsing water is performed by a single water supply device.

Another object of the present invention is to provide a water supply device for a washing machine capable of controlling the pressure of the washing water flowing into the washing machine to always supply the washing water smoothly and to prevent the damage of related parts due to the water pressure.

Still another object of the present invention is to provide a water supply device for a washing machine, which can prevent the washing water from remaining inside.

In order to achieve the above object, a water supply device for a washing machine according to the present invention includes a casing, a partition wall partitioning the casing into a washing water chamber having a washing valve and a rinsing water chamber having a rinsing valve, and a bottom of the case directly below the partition wall. It is characterized in that it is provided with a water supply hole communicating with the washing water chamber and the rinsing water chamber.

The washing water chamber is provided with a pressure reducing member for reducing the flow rate of the washing water introduced through the washing valve to guide the water supply hole, the rinsing water box is installed to be detachable, the rinsing water box rinsing water and rinsing A pumping means for sucking the mixed liquid with the agent or detergent and guiding it to the water supply hole is provided.

The washing machine water supply device according to the present invention is supplied to the washing tank through the washing water and the rinsing water through a single water hole and the water supply hose, and the pressure of the washing water is decompressed by the pressure-reducing member of the washing water chamber to damage related parts due to water pressure. This is prevented, and rinsing water and the like are prevented from remaining in the water supply apparatus by the pumping means installed in the rinsing water chamber.

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

1 is a schematic configuration diagram illustrating an installation state of a washing machine water supply device according to the present invention. Referring to this, the washing machine 1 employing the washing machine water supply device according to the present invention is a driving unit for driving the water tank 2 and the washing tank 3, the pulsator 4, the washing tank 3 and the pulsator 4 ( 5) and a heater 6 installed at the bottom of the water tank 2 to heat the washing water. Washing machine water supply device 10 according to the present invention is installed in the upper rear of the washing machine 1, one side thereof is connected to the water supply valve (7) connected to the water tap (not shown) and the other side of the water tank (2) It is installed in connection with the water supply port 8 for supplying the washing water. The washing machine of FIG. 1 shows a configuration of a washing machine for washing a boil, but the washing machine water supply device according to the present invention is not limited thereto and may be applied to other washing machines as well.

Figure 2 (a) is an exploded perspective view of the washing machine water supply device according to the present invention, (b) is a bottom perspective view of the lid. Referring to these drawings, the washing machine water supply device 10 according to the present invention is a casing 20 partitioned into the washing water chamber 21 and the rinsing water chamber 22, the lid 30 is coupled to seal the upper portion of the casing and A partition wall 40 partitioning the casing into a washing water chamber and a rinsing water chamber, a water supply hole 50 formed at the bottom of the casing directly below the partition wall, and a pressure reducing member 60 installed in the washing water chamber to reduce the water pressure of the washing water; It is roughly divided into a rinsing agent box 70 installed in the rinsing water chamber and the pumping means 80 installed therein.

A washing valve 23 for guiding supplying the washing water is installed in the washing water chamber 21 of the casing 20. The washing valve is preferably provided with a washing valve for cold water and a washing valve for hot water. A rinsing valve 24 for guiding supply of rinsing water is installed in the rinsing water chamber 22 of the casing 20.

Lid 30 is coupled to the upper portion of the casing 20 to seal the casing. A coupling groove 31 is formed at the edge of the lid 30 so that the upper portion of the casing 20 is fitted thereto. In addition, the lid 30 and the casing 20 are coupled with a stronger bonding force by a separate bolt (32).

The partition wall 40 is installed to partition the casing 20 into the washing water chamber 21 and the rinsing water chamber 22. To this end, the casing 20 is provided with a guide rail 41 facing each other, and a blocking plate 43 having grooves 42 formed at both ends and an upper end thereof, and both sides of the blocking plate 43 are coupled to the guide rail 41. And the upper side is combined with the blocking wall 44 installed on the lid 30 (see FIG. 3).

The water supply hole 50 is for guiding and supplying the washing water or the rinsing water in the water supply device to the washing water tank, and is formed at the bottom of the casing 20 directly below the partition wall 40 according to the characteristics of the present invention. That is, the washing water of the washing water chamber 21 and the rinsing water of the rinsing water chamber are supplied into the washing water tank through the water supply hole 50. Therefore, the partition 40 should be installed to bisect the water supply hole 50. The water supply hole 50 is coupled to the water supply lake 51 to guide the wash water or rinsing water to the wash water tank, and the lower body 52 to press the inside of the upper end of the water supply hose 51 at the lower end of the blocking plate 43 Prepared.

The pressure reduction member 60 is preferably made of sponge or scrubber to absorb the washing water supplied into the washing water chamber 21 and gradually flow it out. The washing water supplied to the washing water chamber at a large water pressure and speed is decompressed by the decompression member 60 and gradually flows to the water supply hole 50. The pressure reducing member 50 is positioned to be in close contact with the washing valve 23, and is fixedly installed by the fixing plate 51 penetrating into the pressure reducing member 50.

The rinsing agent box 70 is for storing a rinsing agent or detergent and is installed in the rinsing water chamber 22 so as to be detachable. To this end, the front surface of the rinsing water chamber 22 of the casing 20 is opened, and the supporting wall 25 protrudes from the bottom of the rinsing water chamber 22 so that the rinsing agent box 70 is placed thereon. In addition, the rinse box 70 is formed so that the upper portion is opened, the projection 71 is formed on the side wall is coupled to the groove portion 71 'formed on the guide rail 41 is supported. Meanwhile, an outlet hole 72 is formed at one side of the bottom of the rinsing agent box 70, and a partition wall 73 having a predetermined height is formed around the outlet hole 72, so that the surface of the mixed liquid of the rinsing water and the rinsing agent or detergent is formed. When it is higher than the dividing wall 73, the mixed liquid flows through the dividing wall 73 and is guided to the water supply hole 50 through the outlet hole 70.

Meanwhile, a means for guiding the rinsing water supplied to the rinsing water chamber 22 through the rinsing valve 24 to the rinsing box 70 should be provided. For this purpose, the rinsing water chamber 22 around the rinsing valve 24 is provided. ) Is provided with an upward water supply member 26 having an upper portion open to guide the rinsing water passing through the rinsing valve 24 upward, and an upward water supply member 26 on the lid 30 above the upward water supply member 26. A downward water supply member 33 having an open lower portion is installed to lower the rinsing water guided upward by the rinsing agent box 70. The upward water supply member 26 and the downward water supply member 33 is preferably formed to be curved to smooth the flow of rinsing water.

The pumping means 80 is for sucking and supplying the mixed solution of the rinsing agent or detergent and rinsing water mixed in the rinsing agent box 70 to guide the water supply hole 50. In particular, it is to prevent the mixed solution from remaining in the rinsing water chamber or the rinsing agent box by sucking and guiding the mixed solution which is not guided to the water supply hole through the outlet hole 72. To this end, the pumping means 80 is installed at the bottom of the rinsing agent box and is provided with a hollow round bar 81 communicating with a water supply hole, and a plurality of guide sections 82 formed at a predetermined interval apart from the outer edge of the round bar 81; It is comprised by the cap 83 inserted in the outer periphery of the rod through the guide rod 82 so that a mixed liquid may pass through between the round rod 81 (refer FIG. 5). In order to smoothly flow the rinsing water, the bottom of the rinsing agent box 70 is preferably formed to be bent downward with respect to the position where the round bar 81 is installed.

Referring to the operation of the washing machine water supply device according to the present invention configured as described above with reference to FIGS. 3 to 5 as follows.

First, with reference to Figure 3 will be described the flow of the washing water in the washing stroke of the washing machine. Cold or hot water for washing laundry is introduced into the washing water chamber 21 of the casing 20 through the washing valve 23 according to a user's selection. The introduced washing water is depressurized and decelerated by the pressure reducing member 60 to be guided to the water supply hole 50 formed at the bottom of the casing 20, and is supplied to the washing water tank through the water supply hose 51.

Next, the flow of the rinsing water during the rinsing stroke of the washing machine will be described with reference to FIG. 4. When rinsing water flows into the rinsing water chamber 22 through the rinsing valve 24 while the rinsing agent box 70 contains an appropriate amount of rinsing agent, that is, a normal rinse liquid, the rinsing water is supplied to the upward water supply member 26. It turns into direction and flows upward, turns again by the downward water supply member 33, falls to the rinse box 70 below, and mixes with a rinse agent.

As the rinsing water continues to be supplied, the water level of the rinsing water dropped into the rinsing agent box 70 gradually rises. When the water level of the rinsing water becomes higher than the dividing wall 73, the rinsing water flows over the dividing wall 73. Guide water is supplied to one side of the water supply hole 50 through the outlet hole 72. In addition, the rinsing water is sucked and pumped through the gap between the round bar 81 and the cap 83, and then is supplied to the water supply hole 50 through the hollow part of the round bar 81.

On the other hand, if the water supply of the rinsing water through the rinsing valve 24 at the time when the rinsing operation of the washing machine is completed, the residual rinsing water of the water surface lower than the partition wall 73 does not flow over the partition wall 73 and the round bar ( Suction and pumping through the gap between the 81 and the cap 83 is guided to the water supply hole 50 through the hollow portion of the round bar (81). Therefore, residual phenomenon of the rinsing water does not occur. This is based on the syphon principle, in which the pressure at the highest point of an inverted U-shaped pipe (filled by the gap between the round bar 81 and the cap 83) filled with fluid is below atmospheric pressure. This is because the liquid can be pulled up to a high place and flowed to a low place.

As described in detail above, the water supply device of the washing machine according to the present invention, the water and the rinsing water guided through a single water supply device to simplify the structure and assembly of the water supply device, through the decompression member into the water supply device By reducing and reducing the flow rate of the introduced water to guide the water supply hole, the related parts can be prevented from being damaged by the strong water pressure, and the rinsing water is prevented from remaining in the water supply device through the pumping means so that the water can be kept clean at all times. There is this.

Claims (11)

A casing 20, a partition 40 partitioning the casing into a washing water chamber 21 having a washing valve and a rinsing water chamber 22 having a rinsing valve, and a bottom wall of the case directly below the partition wall to form the washing water. Washing machine water supply device having a water supply hole 50 in communication with the seal and the rinsing water chamber. The washing machine water supply device according to claim 1, wherein the washing water chamber is provided with a deceleration member (60) for reducing the flow rate of the washing water introduced through the washing valve to guide the water supply hole. The washing machine water supply device according to claim 2, wherein the deceleration member (60) is a sponge material. According to claim 1, The rinsing water chamber 22 is provided with a rinsing agent box (70) containing a rinsing agent or detergent is detachably installed, the rinsing water is mixed with the rinsing agent or detergent is mixed with the water supply hole (50) Washing machine water supply, characterized in that guided to. 5. The water supply system as claimed in claim 4, wherein an upper water supply member 26 is installed in the rinsing water chamber around the rinsing valve, the upper water supply member 26 having an upper portion opened to guide the rinsing water passing through the rinsing valve upwardly. Washing machine water supply device which is installed in the rinsing water chamber ceiling, the lower water supply member 33 is further provided to lower the rinsing water guided upward by the upward water supply member to guide the rinsing agent box. . 5. The washing machine water supply device according to claim 4, wherein the rinsing agent box is provided with pumping means (80) for sucking the mixed liquid of the rinsing water and the rinsing agent or detergent to guide the water supply hole. The method of claim 6, wherein the pumping means, a hollow round bar 81 protruding from the bottom of the rinsing agent box and in communication with the water supply hole, at least one guide rod 82 formed on the outer edge of the round bar, Washing water is characterized in that it is provided with a cap (83) which is installed on the outer circumference of the round bar by placing the guide to pass through the gap between the rinse water and the rinsing agent or detergent through the gap with the round bar Device. The washing machine water supply device according to claim 7, wherein the bottom of the rinse box is bent downwardly around the round bar. According to any one of claims 6 to 8, Outlet hole 72 is formed on the bottom side of the rinsing agent box, Dividing wall 73 of a predetermined height is formed around the outlet hole rinsing water and The water supply of the washing machine characterized in that when the water level of the mixed solution of the rinsing agent or detergent is higher than the partition wall, the mixed solution flows through the partition wall and is guided to the water supply hole through the outlet hole. The casing (20) according to any one of claims 1 to 8, wherein the casing (20) is opened at an upper portion thereof and sealed by a lid (31), and the partition wall (40) is connected to the casing so as to face from both sides of the water supply hole. It is provided with a guide rail 41 is formed, a blocking plate 43 is coupled to both ends of the guide rail, and the blocking wall 44 is installed on the lid 30 and coupled to the upper portion of the blocking plate Washing machine water supply, characterized in that configured. The water supply hose (51) of claim 10, wherein the water supply hole (51) is provided with a water supply hose (51) for guiding the washing water or a mixture of the washing water and the rinsing agent to the washing water tank, and the water supply hose at the lower end of the guide rail (41). Water supply device of the washing machine, characterized in that the ring 52 is pressed to press the inside of the upper end.