CN1233894C

CN1233894C - Water-saving type laundry machine

Info

Publication number: CN1233894C
Application number: CNB021207607A
Authority: CN
Inventors: 李泰喜; 金镇雄; 全時汶
Original assignee: LG Electronics Tianjin Appliances Co Ltd
Current assignee: LG Electronics Tianjin Appliances Co Ltd
Priority date: 2002-05-31
Filing date: 2002-05-31
Publication date: 2005-12-28
Anticipated expiration: 2022-05-31
Also published as: CN1461840A

Abstract

The present invention provides a water-saving washing machine. The water-saving washing machine comprises a washing groove built in a water storing groove, a wave wheel installed on the water storing groove, a hollow rotating shaft which passes through the water storing groove and is connected with the central part of the bottom end of the washing groove, and a driving motor arranged on the lower part of the water storing groove, wherein the wave wheel which forms integration with the washing groove can rotate; the driving motor makes the hollow rotating shaft rotate and drives the washing groove; the central part of the bottom end of the washing groove is provided with a drain outlet, a plurality of dewatering holes are formed on the upper end of the lateral surface of the washing groove, and a drain outlet and closing device is arranged on the position of the drain outlet of the washing groove. The device is installed on a valve fixing shaft which penetrates the hollow rotating shaft and can move up and down; the device comprises a driving shaft penetrating the hollow rotating shaft, and a guiding disk which is installed on the upper end of the driving shaft in the washing groove and covers the drain outlet, wherein the lower end of the driving shaft is inserted into a magnet winding. The water-saving washing machine of the present invention has the effect that a small amount of washing water can be utilized to achieve the function of effectively washing because of the constructional characteristics of the washing groove and the drain outlet and closing device, and the water-saving washing machine has the advantage that the water-saving washing machine is more economic and convenient in use.

Description

Water-saving type laundry machine

Technical field

The present invention is relevant washing machine, particularly the water-saving type laundry machine that can economize on water when laundry.

Technical background

In general, mainly by the mechanical rotation washing clothes of motor, its formation is to be made of the car washing installation that can finish washing function and the motor that drives car washing installation to washing machine, is divided into agitating type according to the laundry mode, washing machines such as cylinder type and pulsating.

Wherein the pulsator washer car washing installation comprises the catch basin 12 that is installed in outer cover 10 inside as shown in Figure 1; Be built in catch basin and rotatable Wash tub; Can form the impeller 16 of current in Wash tub bottom and for, draining

valve

17,18, the wall of described Wash tub 14 has most dewatering hole 14a and by formations such as described drive motors 20 rotations.

Drive division comprises: drive motors 20; Accepting devices such as described drive motors 20 driving forces and the impeller 16 that is rotated, Wash tub 14, speed changer 30, clutch and brake constitutes.

According to above-mentioned formation, the pulsating laundry processes comprises: the water supply process that injects the laundry water by feed water valve 17 in Wash tub 14; After water supply process finishes,, utilize laundry water and washings to be rotated the laundry processes of certain hour by the rotary work of impeller 16; After laundry processes finishes, after draining valve 18 discharge laundry waters, inject the water purification that does not contain washing agent, i.e. the certain number of times of rinse water, and process cleans washed cleaning process; After cleaning process finishes, rotate Wash tub 14, the dehydration of carrying out washed dehydration at a high speed.

In water supply process, the water that flows into by feed water valve 17 passes through the bucket with washing agent, and the laundry that mixes with washing agent water is provided; In the laundry processes, in the laundry water, utilize the chemical action of washing agent and the physical action of impeller 16, remove washed last pollutant, at this moment described impeller 16 is by speed changer 30 effect repeatedly, its direction of rotation is carried out the reciprocal just contrary rotation of batch (-type), form bimodal current on the same group such as the current of left and right directions and the current of above-below direction, and then reach cleaning action.Cleaning process is promptly injected and do not contained under the rinse water state of washing agent, and is the same with laundry processes, and the twocouese current that the rotary work by impeller 16 produces are removed and are attached to washed detergent ingredients; In dehydration, after rinse water is discharged, the unidirectional fast rotational of Wash tub, washed under the state of pressing close to Wash tub 14 inwalls, by centrifugal force, washed moisture is dried through dewatering hole 14a.

In dehydration, because of Wash tub 14 and impeller 16 together to the equidirectional rotation, for preventing washedly to be damaged, answer open row water valve 18 by impeller 16, make the moisture of discharging can be externally drained to washing machine by Wash tub 14 dewatering holes.

In laundry processes, the laundry water consumption of its injection is by washed amount ratio decision, but flow into the laundry water in the Wash tub 14 in the cleaning process, owing to be formed at the structure of the dewatering hole 14a on the Wash tub 14, making the laundry water is not to stay in the Wash tub 14, but is discharged to Wash tub 14 outsides.The water level of laundry water reaches certain value in the Wash tub 14, it is not with Wash tub 14 but does benchmark with catch basin 12 and reach the purpose that can be injected of laundry water, this actually with in Wash tub 14, carry out laundry with comparing, can use up than the more laundry water of actual amount.Thereby the consumption rate actual demand amount water of more doing washing in the laundry processes is so exist the big problem such as uneconomical of water consumption.

Summary of the invention

The objective of the invention is to solve the problem that prior art exists, thus provide a kind of can be when laundry, with the retaining in Wash tub of needed laundry water, and can reduce the water-saving type laundry machine of laundry water use amount effect.

In order to achieve the above object, technical scheme of the present invention provides a kind of water-saving type laundry machine, include the Wash tub that is built in catch basin, be installed in the impeller that forms one and can rotate with Wash tub on the described catch basin, be connected with hollow rotating shaft by described catch basin and with Wash tub bottom center portion, be provided with the drive motors that can make described hollow rotating shaft rotation and driving Wash tub in the bottom of catch basin and on the Wash tub side, be provided with a plurality of dewatering holes, wherein: described Wash tub bottom center portion has water discharge outlet, and the water discharge outlet position of described Wash tub is provided with the water discharge outlet opening and closing device that opens and closes water discharge outlet; Described water discharge outlet opening and closing device includes and is installed in the valve fixed axis that connects in the hollow rotating shaft and can move up and down insertion, described valve fixed axis includes the driving shaft that connects hollow rotating shaft and is installed in described driving shaft upper end and covers the positioning disk of described water discharge outlet, and the lower end of described driving shaft is inserted and is installed in the electromagnetism winding that utilizes electromagnetic force driver's valve fixed axis.

Described drive motors is by supporting the hollow rotating shaft rotational stator and being centered around around the described stator and the rotor that combines with the hollow rotating shaft front end constitutes.

Effect of the present invention is a water-saving type laundry machine, because of Wash tub structural property and water discharge outlet opening and closing device, just can utilize a spot of laundry water, reaches effective laundry usefulness, and has more economically advantage easily in the use.

Description of drawings

Fig. 1 is the washing machine structure profile of prior art;

Fig. 2 is the water-saving type laundry machine structural perspective of the embodiment of the invention;

Fig. 3 a, b are the water-saving type laundry machine working state figures of the embodiment of the invention.

Among the figure:

12: catch basin 14: Wash tub

14a: dewatering hole 14b: water discharge outlet

15: impeller 50: hollow rotating shaft

60: valve fixed axis 601: driving shaft

602: positioning disk 62: the electromagnetism winding

64: sealing gasket

The specific embodiment

With reference to drawings and Examples the present invention is described in detail.

As Fig. 2, Fig. 3 a, shown in the b, water-saving type laundry machine of the present invention, include the Wash tub 14 that is built in catch basin 12, be installed in the impeller 15 that forms one and can rotate with Wash tub 14 on the described catch basin 12, be connected with hollow rotating shaft 50 by described catch basin 12 and with Wash tub 14 bottom center portions, be provided with the drive motors 22 that can make described hollow rotating shaft 50 rotations and drive Wash tub 14 in the bottom of catch basin 12, described Wash tub 14 bottom center portions have water discharge outlet 14b, its upper end, side forms most dewatering hole 14a, is provided with the water discharge outlet opening and closing device at the position of described Wash tub 14 water discharge outlet 14b.Described Wash tub 14 bottom center portions have water discharge outlet 14b, and the water discharge outlet 14b position of described Wash tub 14 is provided with the water discharge outlet opening and closing device that opens and closes water discharge outlet.

Described water discharge outlet opening and closing device structure is mounted in the valve fixed axis 60 that connects in the hollow rotating shaft 50 and can move up and down insertion, the structure of described valve fixed axis 60 comprises the driving shaft 601 that connects hollow rotating shaft 50, reach and in Wash tub 14, be installed on described driving shaft 601 upper ends, and covering the positioning disk 602 of water discharge outlet 14b, the lower end of driving shaft 601 is inserted and is installed in the electromagnetism winding 62.

Described drive motors 22 is by supporting hollow rotating shaft 50 rotational stator 221 and being centered around around the described stator 221 and the rotor 222 that combines with hollow rotating shaft 50 front ends constitutes.

Water-saving type laundry machine of the present invention comprises catch basin 12 as shown in Figure 2; Be built on the catch basin 12 and also can rotate, its bottom has the Wash tub 14 of water discharge outlet 14b; By described catch basin 12 and the hollow rotating shaft 50 that is connected with Wash tub 14 bottom center portions; Can make the drive motors 22 of described hollow rotating shaft 50 rotations and driving Wash tub 14; Open and close the water discharge outlet opening and closing device of described Wash tub 14 water discharge outlet 14b.

Described Wash tub 14 forms one with impeller 15, and its upper end, side forms most dewatering hole 14a by certain width, and radial impeller 15 is installed in Wash tub 14 bottoms, and water discharge outlet 14b then is positioned at impeller 15 centers.

The water discharge outlet opening and closing device is: be installed in the valve fixed axis 60 that also can move up and down insertion on the described hollow rotating shaft 50; Has the electromagnetism winding 62 that utilizes described electromagnetic force and driver's valve fixed axis 60; The formation of described valve fixed axis 60 comprises the driving shaft 601 that connects hollow rotating shaft 50, reach and in Wash tub 14, be installed on described driving shaft 601 upper ends, and covering the positioning disk 602 etc. of

water discharge outlet

14b, 62 of described electromagnetism windings are to insert around driving shaft 601 lower ends to install.

On described hollow rotating shaft 50, can insert the driving shaft 601 of supporting valve fixed axis 60, and the sealing gaskets 64 that prevent hollow rotating shaft 50 inner inflow laundry waters are installed.

Described drive motors 22 when stator 221 rotatable support hollow rotating shafts 50, is assigned rotor 222 as power source on described stator 221, constitute to have the rotor exterior that combines with hollow rotating shaft 50 front ends.

Now the action specification with washing machine of the present invention is as follows:

At first, in water supply process, shown in Fig. 3 a, the positioning disk 602 of valve fixed axis 60 is pressed close to the bottom surface of Wash tub 14, water discharge outlet 4b injects the laundry water in Wash tub 14 under positioning disk 602 closing state, because of having on the Wash tub 14 of Wash tub 14 upper ends, dewatering hole 14a forms structural feature, so the laundry water consumption that is injected in the Wash tub 14 is that benchmark decides laundry water water level with Wash tub 14 just.

Inject a certain amount of laundry water,, make hollow rotating shaft 50 rotations by the turning effort of drive motors 22, then begin laundry processes unidirectional or just contrary direction rotation in the Wash tub, in laundry processes, the impeller 15 integrally formed with Wash tub 14 also rotates, and forms laundry water current.

Through the dehydration after laundry processes and the cleaning process, as Fig. 3 b diagram, the electromagnetic force by electromagnetism winding 62 applies, and valve fixed axis 60 is moved upward, and positioning disk 602 is separated with Wash tub 14 bottoms, and open row mouth of a river 14b.Laundry water in the Wash tub 14 flows out between catch basin 12 and the Wash tub 14 by water discharge outlet 14b, then discharges to the washing machine outside by the draining valve 18 that is located at catch basin 12 1 sides.

After the laundry water is discharged, 14 unidirectional fast rotational of Wash tub under the washed state of being close to Wash tub 14 inwalls, rise to top with washed moisture along the Wash tub inwall by centrifugal force, be discharged to Wash tub 14 outsides by dewatering hole 14a, reach dehydration.

According to the laundry processes of present embodiment, it is injected into the laundry water of Wash tub 14, can not flow out to catch basin 12 outsides, only retaining in Wash tub 14, the laundry water use amount that needs when reducing laundry.

Claims

1, a kind of water-saving type laundry machine, include the Wash tub that is built in catch basin, be installed on the described catch basin and form one and the impeller that can rotate with Wash tub, be connected with hollow rotating shaft, be provided with in the bottom of catch basin and can make described hollow rotating shaft rotation and drive the drive motors of Wash tub and be provided with a plurality of dewatering holes, it is characterized in that in upper end, Wash tub side by described catch basin and with Wash tub bottom center portion:

Described Wash tub (14) bottom center portion has water discharge outlet (14b), and water discharge outlet (14b) position of described Wash tub (14) is provided with the water discharge outlet opening and closing device that opens and closes water discharge outlet; Described water discharge outlet opening and closing device includes and is installed in the valve fixed axis (60) that connects in the hollow rotating shaft (50) and can move up and down insertion, described valve fixed axis (60) includes the driving shaft (601) that connects hollow rotating shaft (50) and is installed in described driving shaft (601) upper end and covers the positioning disk (602) of described water discharge outlet (14b), and the lower end of described driving shaft (601) is inserted and is installed in the electromagnetism winding (62) that utilizes electromagnetic force driver's valve fixed axis (60).

2, water-saving type laundry machine according to claim 1 is characterized in that: described drive motors (22) be by can support hollow rotating shaft (50) rotational stator (221) and be centered around described stator (221) on every side and the rotor (222) that combines with hollow rotating shaft (50) front end constitute.