CN113293577A

CN113293577A - Floating drainage device of washing machine

Info

Publication number: CN113293577A
Application number: CN202110554807.XA
Authority: CN
Inventors: 王明中
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-08-24

Abstract

The invention relates to the field of washing machines, in particular to a drainage device of a full-automatic washing machine, which comprises a buoyancy chamber, buoyancy floats, telescopic drainage pipes, sliding shafts, a drainage electromagnetic valve and the like, wherein the buoyancy chamber is arranged at the right angle of an inner barrel of the washing machine, the buoyancy floats are arranged in the buoyancy chamber and are arranged in the buoyancy chamber through two groups of sliding shafts, the telescopic drainage pipes are arranged at the lower ends of the buoyancy floats, one sides of the buoyancy floats are provided with telescopic pipe water inlets, the telescopic drainage pipes are connected with the drainage electromagnetic valve at the bottom of the washing machine, when the washing machine carries out a drainage program, a controller of the washing machine conducts a working power supply of a main drainage electromagnetic valve, a water body in the washing machine enters the telescopic drainage pipes from the telescopic pipe water inlets and then is discharged from the main drainage electromagnetic valve, the buoyancy floats gradually reduce along with the water body under the action of gravity, so that fiber substances in the water and foams on the surface layer of the water body are preferentially discharged from the telescopic drainage pipes, thereby realizing a floating drainage mode from top to bottom.

Description

Floating drainage device of washing machine

Technical Field

The invention relates to the field of washing machines, in particular to a drainage device of a full-automatic washing machine.

Background

The full-automatic washing machine is widely applied because the full-automatic washing machine is controlled by a computer in the working process and can finish washing actions without manual intervention, the full-automatic washing machine needs to perform drainage and water adding actions for at least 3 times in the washing process, water is discharged from the bottom of the inner barrel of the washing machine during drainage of the washing machine because the full-automatic washing machine does not need manual intervention, clothes at the upper end of the inner barrel of the washing machine can filter sewage, fiber matters falling off from clothes and foam on the surface layer of the sewage can be filtered by the clothes and dispersed on the surfaces of the clothes, the clear water exchange degree is reduced, the pollution or dyeing phenomenon of the fiber matters with various colors to all the clothes is caused, and the washing cleanliness of the washing machine is reduced.

Disclosure of Invention

The invention provides a floating drainage device of a washing machine, which is composed of a buoyancy chamber, a buoyancy float, a telescopic drainage pipe, sliding shafts, a drainage electromagnetic valve and the like, wherein the buoyancy chamber is arranged at the right angle of an inner barrel of the washing machine, the buoyancy float is arranged in the buoyancy chamber, the buoyancy float is composed of two groups of sliding shafts arranged in the buoyancy chamber and can slide up and down depending on the buoyancy and gravity in water, the lower end of the buoyancy float is provided with the telescopic drainage pipe, one side of the buoyancy float is provided with a water inlet of the telescopic pipe, the telescopic drainage pipe is connected with the drainage electromagnetic valve at the bottom of the washing machine, the drainage electromagnetic valve is composed of a main drainage electromagnetic valve and a bottom water inlet electromagnetic valve, the main drainage electromagnetic valve is connected with the telescopic drainage pipe, the bottom water inlet electromagnetic valve is connected with the bottom of the inner barrel of the washing machine, water outlets of the two groups of electromagnetic valves are connected with a drainage hose, and the power supply of the main drainage electromagnetic valve is controlled by a controller of the washing machine, the power supply of the bottom water inlet electromagnetic valve is controlled by a bottom water inlet electromagnetic valve trigger switch, when the device works, the main water discharge electromagnetic valve and the bottom water inlet electromagnetic valve are in a closed state, the inner barrel of the washing machine can carry out water storage and washing actions, the buoyancy float in the buoyancy chamber can rise under the buoyancy of water and be positioned on the surface of a water body, when the washing machine needs to carry out a water discharge procedure, the controller of the washing machine switches on the working power supply of the main water discharge electromagnetic valve, at the moment, the water in the washing machine can enter the telescopic drain pipe from the water inlet on the buoyancy telescopic pipe and then is discharged by the main water discharge electromagnetic valve, the buoyancy float gradually reduces along with the water body under the action of gravity, when the lowest position is reached, the bottom water inlet electromagnetic valve trigger switch switches on the starting power supply of the bottom water inlet electromagnetic valve, at the moment, the water body at the bottom of the inner barrel of the washing machine is discharged by the bottom water inlet electromagnetic valve, and the buoyancy float is adopted for floating water discharge, fibrous material and the foam on water surface layer in aquatic are discharged by flexible drain pipe by priority, have avoided the secondary pollution of foam and aquatic fibrous material to the clothing, and the sediment of barrel bottom is discharged along with the water in the laundry when buoyancy float descends to the lowest position, realizes from top to bottom's drainage mode that floats from this.

Drawings

The invention will be explained in further detail below with reference to the drawing,

figure 1 is a schematic view of the installation perspective of the device,

figure 2 is a schematic view of the installation plan of the device,

figure 3 is a schematic view of the overall structure of the apparatus,

fig. 4 is a schematic view of the structure of the water inlet of the telescopic pipe of the device.

Detailed Description

As can be seen from figure 1, a buoyancy chamber (1) of the device is arranged on the outer side of an inner barrel (2) of the washing machine, the lower end of the buoyancy chamber is connected with a base (3), a buoyancy float and a sliding shaft are arranged inside the buoyancy chamber, a telescopic drain pipe is arranged at the lower end of the buoyancy float, the other end of the telescopic drain pipe is connected with a main drain pipe (4) at the lower end of the buoyancy chamber, a main drain electromagnetic valve (6) is arranged on a channel of the main drain pipe connected with a drain hose (5), a bottom water inlet (7) is arranged at the bottom of the inner barrel of the washing machine, the bottom water inlet is connected with a bottom water inlet electromagnetic valve (8) through a pipeline, the drain end of the bottom water inlet electromagnetic valve is connected with the main drain pipe (4) through a pipeline, a driving power supply of the main drain electromagnetic valve (6) is connected with a washing machine controller (9) through a power supply line, a mains supply is input end (10) into the controller, and the controller controls the whole washing work program of the washing machine, the input end of the bottom water inlet electromagnetic valve (8) is connected with the power input end by a wire and used for obtaining a driving power supply, the starting end of the bottom water inlet electromagnetic valve is connected with a bottom water inlet electromagnetic valve trigger switch inside the buoyancy chamber by a wire, the bottom water inlet electromagnetic valve is controlled by the bottom water inlet electromagnetic valve trigger switch in an on-off mode, the main water outlet electromagnetic valve (6) and the bottom water inlet electromagnetic valve (8) are in an off state when the washing machine works, water storage and washing programs can be carried out inside the washing machine, when the washing machine needs to carry out the water drainage program, a washing machine controller (9) outputs a starting power supply to the main water outlet electromagnetic valve (6), water enters from a telescopic drain pipe inside the buoyancy chamber (1) after the main water outlet electromagnetic valve is switched on, the water enters a drain hose (5) from the main drain pipe (4) and the main water outlet electromagnetic valve (6) at the bottom and then is discharged out of the equipment, and when the water level inside the buoyancy chamber drops to a set value, the bottom water inlet electromagnetic valve trigger switch switches on the starting power supply of the bottom water inlet electromagnetic valve (8) by the bottom water outlet electromagnetic valve trigger switch And after the bottom water inlet electromagnetic valve is started, a water inlet channel from the bottom water inlet (7) to the main drainage pipe (4) is communicated, and at the moment, water at the bottom of the inner washing barrel is drained out of equipment through the bottom water inlet (7), the bottom water inlet electromagnetic valve (8) and the drainage hose (5), so that a floating drainage mode from top to bottom and the working efficiency of bottom drainage are realized.

As can be seen from the figure 2, the buoyancy chamber (1) is arranged at the right angle inside the washing machine inner barrel (2), a buoyancy chamber water inlet (11) is arranged at the contact end of the buoyancy chamber and the washing machine inner barrel, a buoyancy floater (12) is arranged inside the buoyancy chamber, the buoyancy floater is arranged inside the buoyancy chamber by using two groups of sliding shafts (13), the buoyancy floater is of a hollow material structure, and can freely move up and down on the sliding shafts by depending on the buoyancy of water and the self gravity.

As can be seen from figure 3, the interior of the buoyancy chamber is composed of sliding shafts (13), buoyancy floats (12) and telescopic drain pipes (14), the lower ends of two groups of sliding shafts (13) are fixed on a base (3), the buoyancy floats (12) are arranged between the two groups of sliding shafts and are composed of hollow buoyancy substances, buoyancy can be generated in water and float on the water surface, sliding sleeves (15) are arranged at the contact positions of the buoyancy floats and the sliding shafts, the lower ends of the buoyancy floats are connected with the telescopic drain pipes (14), telescopic pipe water inlets (21) are arranged on the side surfaces of the buoyancy floats, the telescopic pipes are vertically arranged on the buoyancy floats in a rectangular shape, the water surface of an inner barrel of the washing machine is positioned at the middle upper end of the water inlets of the telescopic pipes during work, the telescopic pipe water inlets are communicated with the telescopic drain pipes, the telescopic drain pipes are of a laminated tubular structure made of elastic plastics and can freely extend and contract, the lower ends of the telescopic drain pipes are connected with a main drain pipe (4) at the lower end of the base, the buoyancy float and the telescopic drain pipe can freely rise and fall in water in the buoyancy chamber under the action of buoyancy and gravity generated by the buoyancy float and the telescopic drain pipe, the main drain pipe (4) is arranged on the base (3) by utilizing a main drain pipe mounting head (16), an internal drain channel is communicated with the lower end of the telescopic drain pipe, the other end of the main drain pipe is connected with a drain hose (5), a main drain electromagnetic valve (6) is arranged on a pipeline between the main drain pipe (4) and the drain hose (5), the water inlet end of the bottom water inlet electromagnetic valve (8) is connected with a bottom water inlet at the bottom of the inner barrel of the washing machine by utilizing a bottom water inlet pipeline (17), the drain end of the bottom water inlet electromagnetic valve is connected with the main drain pipe (4) by utilizing a bottom water inlet electromagnetic valve drain pipe (18), the middle lower end of the sliding shaft (13) is provided with a limiting pin (19) and a bottom water inlet electromagnetic valve trigger switch (20), a starting power supply of the main drain electromagnetic valve (6) is connected with a washing machine controller by utilizing a lead wire, the input end of a bottom water inlet electromagnetic valve (8) is connected with the power input end of the washing machine by a lead, the control end is connected with a bottom water inlet electromagnetic valve trigger switch (20) by a lead, the bottom water inlet electromagnetic valve is powered by the power input end, the opening and closing of the bottom water inlet electromagnetic valve is controlled by the bottom water inlet electromagnetic valve trigger switch, when a buoyancy float (12) descends to the position of a limiting pin (19), the control power of the bottom water inlet electromagnetic valve trigger switch (20) is conducted, when the washing machine needs a drainage program in the operation of the equipment, a washing machine controller outputs a starting power supply to a main drainage electromagnetic valve (6), a drainage channel of a main drainage pipe is conducted after the main drainage electromagnetic valve is started, a water body in the washing machine can enter a telescopic drainage pipe (14) from a telescopic water inlet (21) of a buoyancy float, and is discharged out of the equipment through the main drainage pipe (4), the main drainage electromagnetic valve (6) and a drainage hose (5), when the water level in the inner barrel of the washing machine is reduced, the buoyancy float (12) can slide downwards under the action of the self gravity, when the buoyancy float slides to the position of the limiting pin (19), the lower end of the buoyancy float can be contacted with the trigger end of the bottom water inlet electromagnetic valve trigger switch (20), the bottom water inlet electromagnetic valve trigger switch switches on the working power supply of the bottom water inlet electromagnetic valve (8), at the moment, the water body at the bottom of the inner barrel of the washing machine can enter the drainage hose (5) and is discharged from the bottom water inlet through the bottom water inlet pipeline (17), the bottom water inlet electromagnetic valve (8), the bottom water inlet electromagnetic valve drainage pipe (18) and the main drainage electromagnetic valve (6), thereby realizing the drainage mode that the water body is gradually discharged from the top to the bottom by the water inlet of the telescopic pipe on the buoyancy float and is discharged from the bottom by utilizing the bottom water inlet, and after the drainage program is finished, the starting power supply of the main drainage electromagnetic valve is disconnected, water can be added and stored after a drainage channel in the washing machine is closed, and the buoyancy float overcomes the gravity generated by the buoyancy float and the telescopic drainage pipe and then rises along with the water level and stays on the water surface.

As can be seen from the figure 4, the buoyancy chamber (1) and the base (3) at the lower end are installed into an integral structure, the front surface of the buoyancy chamber is provided with a buoyancy chamber water inlet (11), the buoyancy chamber water inlet is vertically arranged from the top end to the bottom of the buoyancy chamber, when the washing machine needs to drain water, water in the inner barrel of the washing machine enters the inside of the buoyancy chamber from the buoyancy chamber water inlet and enters the telescopic drain pipe from the telescopic drain pipe water inlet on the buoyancy float to be discharged.

When the device is used, when a washing machine needs to perform a drainage program, a washing machine controller outputs a starting power supply to a main drainage electromagnetic valve (6), the drainage channel of a telescopic drainage pipe is communicated after the main drainage electromagnetic valve is started, at the moment, water in an inner barrel of the washing machine can enter the telescopic drainage pipe (14) from a telescopic pipe water inlet (21) on a buoyancy floater (12), and is discharged out of the device through a main drainage pipe (4) at the lower end, the main drainage electromagnetic valve (6) and a drainage hose (5), the buoyancy floater (12) descends along with the water by gravity after the water level in the inner barrel of the washing machine descends to the position of a limiting pin (19), the lower end of the buoyancy floater conducts the power supply controlled by a bottom water inlet electromagnetic valve trigger switch (20), the drainage channel of a bottom water inlet (7) at the bottom of the inner barrel of the washing machine is communicated after a bottom water inlet electromagnetic valve (8) is started, and the water outlet (18) of the bottom water inlet electromagnetic valve of the washing machine can communicate with the water inlet electromagnetic valve, The main drainage electromagnetic valve (6) and the drainage hose (5) are discharged out of the equipment, so that the working efficiency of gradual discharge and bottom discharge of the water body from top to bottom is realized.

The drainage device adopts the buoyancy generated by the buoyancy floater in water to control the position of the water inlet of the telescopic pipe, no matter the water body in the inner barrel of the washing machine is at a high position or a low position, the water inlet of the telescopic pipe on the buoyancy floater is positioned on the surface of the water body, when drainage is needed, water on the surface layer of the water body and foam generated in the washing process can be preferentially discharged into the drainage channel, when the water level is reduced to a set value, the bottom water inlet channel at the bottom of the inner barrel of the washing machine is opened, substances precipitated at the bottom of the inner barrel of the washing machine can be discharged along with the water body, therefore, the drainage mode prevents the pollution phenomenon of the foam and fiber substances in the water on clothes, increases the cleanliness of the clothes, is arranged at a right angle of the washing machine and other places which do not influence the rotation of the inner barrel when the drainage device is applied to a single-barrel type full-automatic washing machine, and is arranged at one side of a roller when the washing machine is applied, the washing machine has no interference to the original circuit structure and working procedure, and the working procedure of water drainage can be performed by only connecting the working signal power supply of the water drainage electromagnetic valve of the original washing machine with the main water drainage electromagnetic valve of the washing machine, so that the washing machine is compatible with all types of full-automatic washing machine equipment.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A floating drain device of a washing machine is characterized in that; the washing machine is characterized in that a buoyancy chamber (1) is installed on the outer side of an inner barrel (2) of the washing machine, the lower end of the buoyancy chamber is connected with a base (3), a buoyancy chamber water inlet (11) is formed in the front of the buoyancy chamber, a sliding shaft (13) is arranged inside the buoyancy chamber, the lower end of the sliding shaft (13) is fixed on the base (3), a buoyancy float (12) is arranged between two groups of sliding shafts, a sliding sleeve (15) is arranged at the contact position of the buoyancy float and the sliding shaft, a telescopic drain pipe (14) is connected with the lower end of the buoyancy float, a telescopic pipe water inlet (21) is formed in the side face of the buoyancy float, the lower end of the telescopic drain pipe is connected with a main drain pipe (4) at the lower end of the base, the main drain pipe (4) is installed on the base (3) through a main drain pipe installing head (16), the other end of the main drain pipe is connected with a drain hose (5), a main drain solenoid valve (6) is arranged on a pipeline of the main drain pipe (4) and the drain hose (5), and the water inlet end of a bottom water solenoid valve (8) is connected with a bottom water inlet pipeline (17) at the bottom of the inner barrel of the washing machine The water gap (7), the drainage end of the bottom water inlet electromagnetic valve is connected with a main drainage pipe (4) through a bottom water inlet electromagnetic valve drainage pipe (18), the middle lower end of the sliding shaft (13) is provided with a limiting pin (19) and a bottom water inlet electromagnetic valve trigger switch (20), the working power supply of the main drainage electromagnetic valve (6) is connected with the drainage signal power supply of the washing machine controller through a wire, the input end of the bottom water inlet electromagnetic valve (8) is connected with the power supply input end of the washing machine through a wire, and the control end is connected with the bottom water inlet electromagnetic valve trigger switch (20) through a wire.

2. A floating drain device of a washing machine as claimed in claim 1, wherein; the buoyancy float is a hollow material structure and can freely move up and down on the sliding shaft by means of the buoyancy of the water body and the gravity of the float.

3. A floating drain device of a washing machine as claimed in claim 1, wherein; the telescopic drain pipe is a laminated tubular structure made of elastic plastics and can freely extend and contract.

4. A floating drain device of a washing machine as claimed in claim 1, wherein; the buoyancy float moves in a mode that the buoyancy generated by the buoyancy float in water rises along with the water surface and the gravity generated by the buoyancy float falls along with the water surface.

5. A floating drain device of a washing machine as claimed in claim 1, wherein; the telescopic drain pipe moves in a mode of freely extending and contracting along with the buoyancy float.

6. A floating drain device of a washing machine as claimed in claim 1, wherein; the floating drainage device has the drainage mode that surface water is drained from top to bottom and the bottom water inlet is utilized for drainage.

7. A floating drain device of a washing machine as claimed in claim 1, wherein; the water inlet (11) of the buoyancy chamber is vertically arranged from the top end to the bottom of the buoyancy chamber.

8. A floating drain device of a washing machine as claimed in claim 1, wherein; the water inlet of the telescopic pipe is vertically arranged on the buoyancy floater in a rectangular shape, and the water surface of the inner barrel of the washing machine is positioned at the middle upper end of the water inlet of the telescopic pipe during operation.