JPH0898992A - Washing machine - Google Patents

Abstract

PURPOSE: To store clean water of a tub in a tank, and reuse it by returing it to the tub when the next washing is performed. CONSTITUTION: About the time when washing finishes, a drain valve 28 is opened, and a three way valve 29 is switched, and clean water of a tub 12 is stored in a tank 32. When the water of the tank 32 reaches a prescribed quantity, the three-way valve 29 is switched, and washing water of the tub 12 is drained by communicating a delivery pipe 33. When the next washing is to be performed, a three-way valve 39 is switched, a pumping-up pipe 38, a pump 37, the three way valve 39 and a delivery pipe 40 are communicated with each other. An electric motor 36 is rotated, and the pump 37 is driven, and water stored in the tank 32 is supplied to the tub 12, and is reused for the next washing. In this washing, when a supply water quantity from the tank 32 does not reach the prescribed quantity, city water is replenished.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing machine, and more particularly to a washing machine in which water used for washing is stored and reused in the next washing.

[0002]

2. Description of the Related Art Generally, in a washing machine, the amount of detergent is determined according to the type of laundry, the degree of dirt, etc., and after washing, rinsing is repeated to wash the laundry.

During such washing, the rinsing water becomes clean as the rinsing is repeated, and the rinsing water becomes almost the same as the quality of the water supplied from the tap water.

There is a problem in that draining this clean rinse water as it is is not only very wasteful in view of the fact that water resources are limited, but also causes a shortage of other domestic water, industrial water and the like.

Therefore, according to the present invention, water containing detergent is reused for washing the next pool, or relatively clean water discharged in the washing process is temporarily stored in a tank and reused for the next wash. It is an object of the present invention to provide a washing machine in which tap water is introduced into a tank during washing.

[0006]

DISCLOSURE OF THE INVENTION The present invention provides a washing machine characterized by comprising a tank for storing water supplied to a water tank and returning the stored water to the water tank for reuse.

Further, there is provided a washing machine characterized in that a pump is provided in the tank to supply water to a water tank or the like, and further, when the tank is provided in the upper part, pump up is performed. Is.

Further, the present invention provides a washing machine characterized in that the inside of the tank is provided with an active corrosion preventive material for water such as active ceramics, microorganisms and microorganism group ceramics.

[0009]

The relatively clean water in the water tank is stored in the tank, and the water is returned to the water tank and reused when the next washing is performed.

Further, the water stored in this tank is returned to the water tank by a pump and reused.

Further, the water stored in the tank is prevented from corroding for a long period of time.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the washing machine of the present invention will be described below with reference to the accompanying drawings.

The washing machine 10 of the present invention is provided with an outer box 11 in which a water tank 12 is arranged. This aquarium 1
A dehydration tank 13 and a pulsator 14 are attached to the inside of 2,
A drive unit 20 including an electric motor 15, a pulley 16, a belt 17, a pulley 18, and a rotary shaft device 19 attached to the lower portion of the water tank 12 is used for washing and dehydration.

A power supply panel portion 21 and a washing lid 22 are attached to the upper portion of the outer box 11. This power supply panel section 21
Is provided with a water supply pipe 24 having a three-way valve 23, the water supply pipe 24 is connected to a water supply port 26 having a water tap 25,
One discharge pipe 27 of the three-way valve 23 is arranged so as to open at the upper part of the water tank 12.

A drain valve 2 is provided at the bottom 12a of the water tank 12.
8. A drain pipe 30 having a three-way valve 29 is connected.
One discharge pipe 31 of the three-way valve 29 is opened to an annular tank 32 attached to the bottom portion 11a in the outer box 11, and the other discharge pipe 33 is opened to a drainage port 34.

Further, another discharge pipe 35 of the three-way valve 23 is opened in the tank 32 so that tap water can be directly stored in the tank 32.

Further, an electric motor 36 is attached to the lower part of the outer box 11 to drive a pump 37. A pumping pipe 38 for pumping water in the tank 30 is provided on one side of the pump 37, and a three-way valve 39 is attached to the other side. One of the three-way valve 39 has a water tank 12
The discharge pipe 40 which is opened is connected to the upper part of the above, and the discharge pipe 41 which is opened to the other water supply part such as a flush toilet is connected to the other.

The operation of the washing machine 10 thus constructed will be described.

First, the laundry A, detergent and the like are put in the water tank 12, the tap 25 is opened, and tap water is supplied to the tap 26 and the water supply pipe 2.
4, water is supplied to the water tank 12 through the three-way valve 23 and the discharge pipe 27.

Here, the washing switch (not shown) of the power supply panel 21 is pressed to rotate the pulsator 14 to wash the laundry A.

After this washing is carried out for a predetermined time, it is drained, then water is supplied and rinsed to remove dirt and detergent from the laundry A and drained.

At the end of washing, the drain valve 28 is opened, the three-way valve 29 is switched, and clean water in the water tank 12 is drained.
0, a drain valve 28, a three-way valve 29, and a discharge pipe 31 to store in a tank 32. When the water in the tank 32 reaches a certain amount,
Switching the three-way valve 29, drain pipe 30, drain valve 28, three-way valve 2
9. The discharge pipe 33 is connected to drain the wash water from the water tank 12. After draining, the laundry A is dehydrated and the washing is completed.

The water stored in the tank 32 in this way is used for washing the next laundry B (not shown) for the three-way valve 39.
To connect the pumping pipe 38, the pump 37, the three-way valve 39, and the discharge pipe 40. After this communication, the electric motor 36 is rotated to drive the pump 37, and the water in the tank 32 is sent to the aquarium 12 via the discharge pipe 40 to be reused for washing the laundry B.

In such washing, when the water supply in the water tank 12 does not reach the predetermined value, the shortage is supplied from the tap water. As a result, the water in the tank 32 can be effectively used in the water tank 12, and tap water can be saved by 30 to 40%. In this case, the water stored in the tank 32 does not have to be completely clean water, and some detergent may be mixed therein.

When the washing machine 10 is not used, the water stored in the tank 32 is supplied to the water supply section (not shown) of the flush toilet by switching the three-way valve 39 to connect the pumping pipe 38 and the discharge pipe 41. Try to use effectively.

Although the tank is provided in the lower portion of the outer box in the above embodiment, it may be attached to a corner of the outer box, a space in the upper portion, or a dryer or the like.

For example, as shown in FIG. 3, the power supply panel section 2
Attach the tank 50 to the upper side of 1. A three-way valve 52 is connected to the tank 50 via a water tap 51. One of the discharge pipes 53 of the three-way valve 52 is provided so as to open to the upper part of the tank 50, and the other discharge pipe 54 is provided so as to open to the upper part of the water tank 12.

A water supply pipe 56 having a drain valve 55 is provided at the bottom of the tank 50.

A discharge pipe 57 connected to the lower portion of the water tank 12 is provided in the tank 50.

A pump 58 provided at the lower portion of the water tank 12 is connected to the discharge pipe 57, and the water in the water tank 12 is stored in the tank 5.
It is designed to pump up to zero.

Reference numeral 59 is a three-way valve, and 60 is a pump 58.
, 61 is a drain valve.

With this structure, the water tank 12
The tap water can be supplied to the tank via the three-way valve 52 and the discharge pipe 54.

Further, tap water is temporarily stored in the tank 50 through a three-way valve 52 and a discharge pipe 53, or
The washing water in the aquarium 12 can be pumped up and stored by the pump 58. Therefore, the drain valve 55 can be opened in the water tub 12 of the washing machine 10 as needed and used for washing.

By this method, it is possible to store and effectively use water at the time of drought.

Besides, tap water, washing water, etc. can be supplied to another water supply place, as in FIG.

Further, especially when the tank is provided in the upper empty space, the water accumulated in the tank can be instantaneously supplied to the water tank by increasing the diameter of the discharge pipe, etc. Water can be supplied quickly, and water supply time, that is, washing time can be shortened. It is also effective to introduce the next tap water into the tank during washing and to rinse it at once.

Further, tap water can be directly stored in the tank, or water for bath or the like can be stored and used in a washing machine or the like for effective use of water.

Other tanks contain active ceramics, microorganisms,
By providing the active corrosion inhibitor 65 for water such as microbial group ceramic, it is possible to prevent the water in the tank from being corroded for a long period of time and to reuse it with confidence.

If the active corrosion inhibitor 65 is moved inside the tank, or if water is heated to an appropriate temperature by a heater, corrosion can be prevented for a long time.

[0040]

As described above, according to the present invention, since a part of the water supplied to the water tank is stored and the stored water is returned to the water tank for reuse, the washing water can be effectively reused. .

Further, since the tank is provided with a pump to supply water to the water tank, water can be easily supplied.

Further, the inside of the tank is provided with an active corrosion preventive material for water such as active ceramics, microorganisms, and microbial group ceramics, so that activation and corrosion of water in the tank can be prevented.

[Brief description of drawings]

FIG. 1 is a sectional view showing an outline of a washing machine of the present invention.

FIG. 2 is an explanatory view showing an enlarged main part of FIG.

FIG. 3 is a sectional view showing the outline of another embodiment of the washing machine of the present invention.

[Explanation of symbols]

10 Washing Machine 11 Outer Box 12 Water Tank 23, 29, 39, 52, 59 Three-way Valve 24 Water Supply Pipe 26 Water Supply Port 27, 31, 33, 35, 40, 41, 53, 54, 5
7 Discharge valve 30 Drain pipe 32, 50 Tank 36, 60 Electric motor 37, 58 Pump 38 Pumping pipe 65 Active decay prevention material

Claims (3)

[Claims] 1. A washing machine comprising a tank for storing water supplied to a water tank and returning the stored water to the water tank for reuse. 2. The washing machine according to claim 1, wherein the tank is provided with a pump for supplying water to the water tank and other water supply portions. 3. The washing machine according to claim 1, wherein the inside of the tank is provided with an active corrosion inhibitor for water such as active ceramics, microorganisms, microorganism group ceramics.