KR19990020956A - Sprinkler of washing machine - Google Patents

Abstract

The present invention relates to a watering device for a washing machine, and more particularly, to a watering device for a washing machine to control the pressure of water to be sprayed from the watering ring at the top of the water tank to be uniformly sprayed in the washing tank.

That is, in the sprinkling apparatus installed in the washing machine, the water supply control box 21 is connected to the water supply valve 18 of the upper part of the main body 11 and the plurality of discharge holes 21b are formed at the bottom thereof; Drive means (22) having an opening and closing plate (22c) to selectively open and close the discharge hole (21b) in the water supply control box (21); Independent sprinkling chambers 23a are formed in multiple stages so as to be connected as discharge holes 21b and hoses 24 of the water supply control box 21, and the sprinkling holes 23c are innumerably formed inside the sprinkling chamber 23a. A watering ring 23 formed; It is characterized by consisting of.

Description

Sprinkler of washing machine

The present invention relates to a watering device for a washing machine, and more particularly, to a watering device for a washing machine to control the pressure of water to be sprayed from the watering ring at the top of the water tank to be uniformly sprayed in the washing tank.

In general, a washing machine is a washing process that is set in advance, for example, a water supply stroke for supplying washing water to a washing tank, a washing stroke for washing laundry through the wash water supplied through the water supply stroke, and a rinsing rinsing for the laundry washed through the washing stroke. And a dehydration stroke for dewatering the laundry washed cleanly through the rinsing stroke.

In the conventional washing machine configuration having a series of washing process described above, as shown in FIG. 1, a storage tank 2 in which a certain amount of washing water is freshly installed is installed inside the rectangular body 1, and the storage tank 2 is washed. It is configured in a cylindrical shape so as not to interfere with the rotational water generated in the process, which is installed hanging inside the main body 1 by a hook rod (not shown).

In addition, the cylindrical washing tank 3 is rotatably installed in the water storage tank 2, and the washing tank 3 has numerous through holes 3a penetrating the inner and outer circumferential surfaces thereof. Washing water supplied into the washing tank (3) flows into the water storage tank (2), whereby the water level of the washing tank (3) and the water storage tank (2) is matched, and these through holes (3a) to the wet laundry in the dehydration process Contaminated washing water and debris generated from the discharge to the reservoir (2).

On the other hand, a balance weight (not shown) is installed on the upper inner circumferential surface of the washing tank 3 to mitigate the vibration of the washing tank 3 when dewatering.

Rotating body 4 of the stirring device having a plurality of wings (4a) on the inner bottom of the washing tank (3) is installed so that the forward and reverse rotation, the rotating body (4) is a forward and reverse rotation in the washing process, washing tank ( 3) The wash water supplied to the inside is circulated, and the laundry is washed as if the laundry is rubbed with each other.

A power switching means 6 is installed at the center of the bottom surface of the water storage tank 2, and the power switching means 6 has a washing shaft 6a and a dehydrating shaft 6b formed thereon, respectively. 6a) is coupled to the rotating body 4 inside the washing tank 3, the dehydration shaft 6b is coupled to the bottom of the washing tank 3, the power switching means 6 and the bottom of the water storage tank (2) Forward and reverse rotation by the combined motor (5).

At the top of the water storage tank 2, a watering device 7 for spraying water into the washing tank 3 is installed, and the watering device 7 has a watering ring 7b formed innumerably at the top of the water storage tank 2. 7a is provided, and the inlet port (not shown) on one side of the watering ring 7a and the water supply valve 7d on the upper part of the main body 1 are connected as the hose 7c.

In other words, the water supply, the washing stroke, and the rinsing stroke are supplied with the amount of water designated by the washing tank 3, and when the water valve 7d is opened, the water is supplied to the sprinkling ring 7a through the hose 7c. Then, the water is sprayed into the washing tank 3 through the fine water sprayer 7b, and the water so watered is freshly stored in the reservoir 2.

By the way, the conventional watering device (7) has a slight fluctuation depending on the water pressure of the water supply, but the angle of the water sprayed through the watering hole (7b) of the watering ring (7a) is almost constant, the laundry in the center of the washing tank (3) Water can be sprinkled, but the water at the edge of the washing tank (3) cannot be sprinkled, so it is not easy to dissolve the detergent in the water supply stroke, and the detergent liquid remaining in the laundry cannot be washed effectively in the rinsing stroke. There was a problem.

The present invention has been made in view of the above problems, but is provided with a water supply control box connected to the water supply valve on the washing machine body, a plurality of discharge holes that are opened and closed sequentially in accordance with the rotation of the opening and closing means in the water supply control box. Water sprinkling water sprinkling water is formed by installing a sprinkling ring formed with a plurality of independent sprinkling chambers at the top of the reservoir, and then connecting the discharge hole and the sprinkling chamber as a plurality of hoses, respectively, to supply water to the sprinkling chamber, By diversifying the angle, the water is evenly distributed throughout the washing tank, and the detergent dissolution in the water supply stroke is facilitated, as well as providing a watering device for the washing machine that can effectively wash the detergent liquid remaining in the laundry in the rinsing stroke. There is this.

1 is a cross-sectional view of a washing machine installed with a conventional watering device,

Figure 2 is an exploded perspective view of the main part of the sprinkler according to the present invention,

3 is a cross-sectional view of the washing machine installed water spraying apparatus according to the present invention.

Explanation of symbols for the main parts of the drawings

11: body 12: water tank

18: Water supply valve 20: Watering device

21: water supply control box 21b: discharge hole

22: driving means 22c: opening and closing board

23: watering ring 23a: watering room

23c: Sprinkler 24: Hose

In order to achieve the above object, the present invention provides a watering device installed in a washing machine, the water supply control box is connected to the water supply valve of the upper body and a plurality of discharge holes formed in the bottom; Drive means having an opening and closing plate to selectively open and close the discharge hole in the water supply control box; A sprinkling ring having multiple sprinkling chambers each connected to each other as a discharge hole and a hose of the water supply control box, and a sprinkling hole is formed on the inner side of the sprinkling chamber; It is composed of such features.

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

Figure 2 is an exploded perspective view of the main portion of the sprinkler according to the present invention, Figure 3 is a cross-sectional view of the washing machine is installed according to the present invention.

First, a reservoir 12 is installed in the rectangular body 11 to receive a certain amount of washing water, and the reservoir 12 is formed in a cylindrical shape so as not to interfere with the flow of water generated during the washing process, which is a hook rod. It is attached to the inside of the main body 11 by (not shown).

The cylindrical washing tub 13 is rotatably installed in the water storage tank 12, and the washing tub 13 has a myriad of through holes 13a passing through the inner and outer circumferential surfaces thereof, and these through holes 13a are washing tubs ( 13) to flow the wash water supplied into the water storage tank 12, whereby the level of the washing tank 13 and the water storage tank 12 is matched, these through holes (13a) are generated from the wet laundry in the dehydration process Contaminated washing water and debris will be discharged toward the reservoir (12).

A balance weight (not shown) is installed on the upper inner circumferential surface of the washing tank 13 to mitigate vibration of the washing tank 13 when dewatering.

In addition, a watering device 20 is installed between the main body 11 and the reservoir 12, the watering device 20 is a watering control box 21 of a predetermined shape is formed, the watering control box 21 An inlet 21a is formed at the upper side of the main body 11 and connected to the water supply valve 18 and the hose 18a on the upper side of the main body 11, and discharges a predetermined curvature drawing a circular trajectory on the bottom surface of the sprinkling control box 21. A large number of balls 21b are formed.

The driving means 22 is installed in the sprinkling control box 21. The driving means 22 has a motor 22a installed on the sprinkling control box 21 to allow the shaft 22b to penetrate therein. The opening and closing plate 22c corresponding to the discharge hole 21b is eccentrically installed at the end of the shaft 22b penetrating into the watering control box 21.

That is, when the opening and closing plate 22c is rotated by the motor 22a, the opening and closing plate 22c rotates at a predetermined speed and blocks the plurality of discharge holes 21b one by one, and at the same time, discharges the first block. The ball 21b is opened again so that the water supply passage can be changed.

Sprinkling ring 23 is installed on the top of the reservoir 12, the sprinkling ring 23 is formed in multiple stages of the independent sprinkling chamber 23a by the number of discharge holes (21b) of the sprinkling control box 21, Water supply ports 23b are formed on the outside of the watering chamber 23a, respectively, and are connected to the discharge holes 21b and the hoses 24, and inside the watering chamber 23a, minute watering holes 23c are numerous. Is formed.

At this time, the sprinkling chamber (23a) is formed so that the inner diameter becomes smaller from the bottom to the upper portion so that the water sprayed from the sprinkling hole (23c) of the top sprinkling chamber (23a) toward the center of the washing tank 13, the lowest It is preferable to direct the water sprinkled from the sprinkling hole 23c of the yarn 23a to the edge of the washing tub 13.

On the other hand, the rotating body 14 of the stirring device having a plurality of wings 14a on the inner bottom of the washing tank 13 is installed so that the forward and reverse rotation, the rotating body 14 is rotated forward and reverse during the washing process, The washing water supplied into the washing tank 13 is circulated, and the laundry is washed as if the laundry is rubbed with each other by the generated rotational flow.

Power switching means 16 is installed in the center of the bottom surface of the reservoir 12, the power switching means 16 is a washing shaft (16a) and a dehydration shaft (16b) is formed on the upper, respectively, the washing shaft ( 16a) is coupled to the rotating body 14 inside the washing tub 13, the dehydration shaft 16b is coupled to the bottom of the washing tub 13, the power switching means 16 and the bottom of the reservoir 12 Forward and reverse rotation by the combined motor (15).

The above description is only one embodiment of the present invention, the configuration of the present invention can be changed as many within the scope of the invention.

Referring to the operation of the present invention configured as described above in detail.

First, the sprinkling control box 21 of the sprinkling apparatus 20 is installed on the upper plate of the main body 11, and then the water supply valve 18 of the upper part of the main body 11 to the inlet 21a of the sprinkling control box 21; It is connected as a hose 18a, and a watering ring 23 is installed at the upper end of the reservoir 12 so that each watering chamber 23a and the discharge hole 21b are connected as the hose 24, respectively.

In the sprinkling control box 21, an opening / closing plate 22c of the driving means 22 capable of opening and closing the discharge hole 21b of the bottom surface is installed, and the opening / closing plate 22c is a motor 22a. Is connected to the lower end of the shaft 22b.

In the state in which the watering device 20 is installed as described above, the laundry is contained in the washing tank 13 and the water supply administration proceeds. At this time, the water supply valve 18 is opened and at the same time, the opening and closing plate 22c in the watering control box 21 is opened. ) Is rotated at a predetermined speed by the motor 22a to block all of the plurality of discharge holes 21b one by one and open again from the discharge hole 21b which was first blocked.

For example, when the opening and closing plate 22c blocks the first discharge hole 21b, the water supply is stopped at the lowermost watering chamber 23a connected to the discharge hole 21b, while the water is stopped at the other discharge hole 21b. The water is supplied to the remaining watering room 23a, and the water supplied to the watering room 23a is sprinkled to the washing tank 13 through the watering hole 23c. When the opening and closing plate 22c continues to rotate, the last discharge hole 21b is blocked and at the same time, the water is supplied to the sprinkling chamber 23a connected to the sprinkling chamber 23a, which is opened again from the first discharge hole 21b. The water supplied to) is sprinkled into the washing tank 13 through the sprinkling hole 23c.

That is, while the opening and closing plate 22c rotates to sequentially block the plurality of discharge holes 21b to switch the supply of water to the watering chamber 23a, from the watering hole 23c of the top watering chamber 23a. The sprinkled water is directed to the center of the washing tank 13, and the water sprayed from the watering hole 23c toward the edge of the washing tank 13c toward the edge of the washing tank 23a toward the edge of the washing tank 13 so that the dissolution rate of the detergent dispersed and poured with the laundry is increased. Greatly improved.

Then, the washing stroke is performed, when the motor 15 is rotated in the washing stroke, the rotational force thereof is transmitted to the washing shaft 16a by the power switching means 16, and the washing shaft 16a is rotated forward and reverse. The washing process proceeds for a predetermined time by rotating the rotating body 14 of the upper end forward and backward.

The rinsing stroke is followed by the washing stroke. As described in the water supply stroke, the water supply valve 18 is opened and at the same time the opening / closing plate 22c rotates to sequentially block the plurality of discharge holes 21b to sprinkle the watering chamber ( By switching the supply of water to 23a), the water sprinkled from the sprinkling hole 23c of the uppermost sprinkling chamber 23a is directed toward the center of the washing tank 13, and its sprinkling hole 23c toward the lowermost sprinkling chamber 23a. Water sprayed from) is directed to the edge of the washing tank 13 to clean the detergent liquid remaining in the laundry. That is, since water is evenly sprayed on the laundry, the rinsing efficiency of the laundry is greatly improved.

Therefore, the present invention is installed in the water supply control box 21 of the sprinkler 20 connected to the water supply valve 18 on the washing machine body 11, the opening and closing plate 22c of the water supply control box 21 Forming a plurality of discharge holes (21b) to be opened and closed sequentially according to the rotation, and the sprinkling ring (23) having a plurality of independent watering chamber (23a) formed in multiple stages on the top of the reservoir (12), and then the discharge hole ( 21b) and the sprinkling chamber 23a are connected as a plurality of hoses 24, respectively, so that the supply of water to the sprinkling chamber 23a is varied, so that the sprinkling angle of the water to be sprinkled by the sprinkling holes 23c is diverted. At the same time, the water is evenly sprayed to facilitate the dissolution of the detergent in the water supply stroke, as well as to effectively wash the detergent liquid remaining in the laundry in the rinsing stroke.

Claims (1)

In the sprinkler installed in the washing machine, A water supply control box 21 connected to the water supply valve 18 at the top of the main body 11 and having a plurality of discharge holes 21b formed at a bottom thereof; Drive means (22) having an opening and closing plate (22c) to selectively open and close the discharge hole (21b) in the water supply control box (21); Independent sprinkling chambers 23a are formed in multiple stages so as to be connected as discharge holes 21b and hoses 24 of the water supply control box 21, and the sprinkling holes 23c are innumerably formed inside the sprinkling chamber 23a. A watering ring 23 formed; Watering device of the washing machine, characterized in that consisting of.