CN109023825B

CN109023825B - Drum extrusion type washing machine

Info

Publication number: CN109023825B
Application number: CN201810951929.0A
Authority: CN
Inventors: 张清秀
Original assignee: Longgang Lejia Innovation Technology Shenzhen Co ltd
Current assignee: Longgang Lejia Innovation Technology Shenzhen Co ltd
Priority date: 2018-08-21
Filing date: 2018-08-21
Publication date: 2023-06-27
Anticipated expiration: 2038-08-21
Also published as: CN109023825A; WO2020038345A1

Abstract

The rotary drum extrusion type washing machine is improved on the basis of the traditional washing machine, the washing capacity is obviously improved by changing the washing mode, the abrasion rate is high, and the energy consumption is reduced. The drum squeezing type washing machine comprises a shell, a damping device, a water containing barrel, a dewatering barrel, a squeezing device, an electric control device, a water supply and drainage device, a driving device and the like. The four corners of the shell are connected with the water containing barrel through the damping device, the dewatering barrel is arranged in the water containing barrel, the two movable extrusion plates are arranged on the inner wall of the dewatering barrel, the extrusion plates are rectangular mesh plates which are bent to a certain radian, the extrusion plates are folded during washing, the dewatering barrel is isolated into two independent spaces by the extrusion plates, clothes can rotate in water along with the dewatering barrel, the clothes are extruded during rotation, the clothes roll and absorb water during rotation stopping, and the extrusion washing of the clothes is realized in a circulating mode. When the clothes are dried, due to the special shape of the extrusion plates, under the action of centrifugal force, the two extrusion plates can be stuck on the inner wall of the dehydration barrel, so that the centrifugal dehydration and the drying of the clothes are not affected.

Description

Drum extrusion type washing machine

Technical Field

The present invention relates to household appliances, more specifically: relates to a washing machine.

Background

Currently, there are three washing mode washing machines in the field of washing machines: a pulsator washing machine; pulsator washing machine, drum washing machine; these washing machines have the defects of low washing capacity, long washing time, serious wear of clothes, high energy consumption and the like.

Therefore, the inventor of the invention engages in the experience and practice of the washing machine industry for many years and is intensively researched and developed, and finally, the drum extrusion type washing machine with extrusion type washing and rinsing, centrifugal force spin-drying and integration is obtained; compared with the existing pulsator and agitator type washing machine, the washing machine has the advantages of strong washing capacity, high washing ratio, low wear rate of clothes, short washing time and low power consumption; compared with drum-type washing machine, it has strong washing power, high washing ratio, low wear rate of clothes, short washing time, less power consumption and large water consumption.

Disclosure of Invention

The drum extrusion type washing machine is mainly changed in a washing mode, and compared with the existing washing machine, the performance of the drum extrusion type washing machine is obviously improved, for example, the drum type washing machine has the defects of long washing time, very low washing capacity, high abrasion rate, power consumption and the like; the stirring type washing machine has the defects of higher wear rate, large water consumption, lower washing capacity and the like; the pulsator washing machine has the defects of very high wear rate, large water consumption, easy winding of clothes, low washing capacity and the like; is a high-efficiency and low-abrasion full-automatic washing machine.

The drum squeezing type washing machine comprises a shell, a damping device, a water containing barrel, a dewatering barrel, a squeezing device, an electric control device, a water supply and drainage device, a driving device and the like.

The water containing barrel is of a barrel structure with an opening at the upper end, and four external corners are connected with the shell through damping devices; the upper end of the water tank is provided with an opening, so that clothes and water can be conveniently taken and put in, and an overflow port is reserved at the upper half part of the outer wall of the water tank and is connected with a drain pipe through a hose; the bottom of the dewatering barrel is provided with a driving device and a drainage device, the center of the bottom of the dewatering barrel is provided with a hole, a driving shaft of the driving device is connected with the bottom of the dewatering barrel through the hole, and the driving shaft is sealed with a slideway of a contact department of the water containing barrel; the bottom of the water tank is provided with a water outlet which is linked with the water draining device, and a water level monitoring port which is linked with the water level monitoring device; the main function is to hold the washing water and the fixed support of most devices of the washing machine.

The dewatering barrel is of a barrel structure with an opening at the upper end, and a balance ring is arranged at the upper end of the dewatering barrel; the wall of the barrel is densely provided with through small holes, and the small holes are convenient for water to enter and flow out and for separating clothes from water during spin-drying; the extrusion plate is connected with the barrel wall of the extrusion plate through a special hinge; the center of the bottom of the dewatering barrel is provided with a hole, the size of the hole is matched with the driving shaft of the driving device, and the dewatering barrel is fixed on the driving shaft of the driving device through a locking nut; the main function of the device is that the device is matched with an extrusion device to drive clothes to rotate together in water so as to realize extrusion type washing and rinsing; the clothes are dried by the water separating device.

The extrusion device consists of two extrusion plates and four hinges; the extruding plate is a curved rectangular mesh plate, the length of the extruding plate is close to the height of the dewatering barrel, the arc length of the curved surface of the extruding plate is close to and less than one quarter of the arc length of the dewatering barrel, and the arc length of the extruding plate is close to the curved radian of the barrel wall of the dewatering barrel; the two extrusion plates are respectively fixed on the inner wall of the dewatering barrel through special hinges and are separated by 180 degrees; when washing, under the resistance of water, one side of the two extrusion plates far away from the hinge moves towards the center of the dewatering barrel and is intersected, the washing barrel is divided into two washing cavities, clothes are divided into two parts and are arranged in the two cavities, the driving device drives the dewatering barrel to rotate, the clothes are driven to rotate together in water, as the clothes are tightly woven, the water flow passes through the outer layer clothes in the rotation direction of the dewatering barrel and is extruded by water, the inner layer clothes are compressed, the water in the inner layer clothes is extruded, dirt in the clothes is carried out by the extruded water flow, when the dewatering barrel stops rotating, the water passes through meshes of the extrusion plates due to the inertia of the water flow, the clothes are washed away from the extrusion plates and are rolled and absorbed by water, then the dewatering barrel rotates, then the dewatering barrel stops rotating, and the clothes roll and absorb water, thus the rotation of the dewatering barrel stops, and the extrusion washing of the clothes is realized; after the washing is finished, the driving device drives the dewatering barrel to rotate in the opposite direction with the washing, and under the action of centrifugal force, the extruding plate rotates by taking the hinge shaft as the axis and is attached to the inner wall of the dewatering barrel, and clothes are dried under the action of centrifugal force.

The shell is a hollow cuboid, the inside of the shell is linked with the water containing barrel through the damping device, the bottom of the shell is provided with casters, and the upper half part of the shell is provided with the electric control device and the water supply device; the upper end is made into a cavity with a cover plate, so that clothes can be conveniently put in and taken out, and the cavity has the functions of outer packing and supporting of the whole equipment.

The damping device consists of four pull rods with damping springs, one pull rod is arranged in each of the four directions in the shell, the upper end of each pull rod is linked on the shell, and the lower end of each pull rod is linked with the water containing bucket through the springs, so that the damping device has damping and balancing effects during washing and spin-drying of the device.

The electric control device comprises: a circuit board, a computer device composed of various electronic components and various leads; the electronic components are arranged on the circuit board, the circuit board is connected with a power supply and electric elements through wires, the electric elements are a motor, a shaking sensor, an upper cover opening sensor, a water level sensor, a water inlet electromagnetic valve, a water discharge electromagnetic valve, a brake electromagnetic driver and the like, signals sent by the sensors are received, other electric elements are driven to finish specified actions according to program instructions, an automatic or semi-automatic washing function is finished, and the automatic washing machine control center is provided.

The water supply and drainage device is a mechanism for controlling water supply and drainage of the washing machine; the water supply device consists of a water pipe, a liquid level meter and a water supply electromagnetic valve and is fixed on the shell; the inlet of the water supply electromagnetic valve is connected with tap water through a water pipe, the outlet of the water supply electromagnetic valve is aligned with the upper opening of the water holding barrel through a water pipe, the water supply electromagnetic valve is connected with a circuit board of the electric control device through a wire, the water level meter is connected with the circuit board of the electric control device through a wire and is connected with the bottom of the water holding barrel through a water pipe, the water level meter provides a numerical value of the water level height of the water holding barrel for program operation of the electric control device, and the water quantity of the water holding barrel is controlled; the water draining device consists of a water draining pipe and a water draining electromagnetic valve, and the water draining electromagnetic valve is fixed at the bottom of the water holding barrel; the inlet of the drainage electromagnetic valve is communicated with the bottom of the water holding bucket through a water pipe, the outlet of the drainage electromagnetic valve is connected with a drain pipe, the drainage electromagnetic valve is connected with a circuit board of the electric control device through a wire, and drainage of the water holding bucket is realized according to a program instruction of the electric control device.

The driving device includes: the device comprises a motor, a speed reducer, a belt pulley, a belt (variable frequency motor can be used), a brake belt, a brake electromagnetic driver, an upper cover opening sensor and a shaking sensor; the brake belt is arranged on the outer shaft of the speed reducer, the motor, the speed reducer and the brake electromagnetic driver are fixed on a fixed bracket, and the fixed bracket is fixed at the bottom of the water bucket; the upper cover opening sensor, the shaking sensor is fixed on the shell, and each electric element is linked with a corresponding interface on a circuit board of the electric control device through a corresponding wire; the belt pulley of the motor is connected with the belt pulley of the speed reducer through a belt; the speed reducer is a planetary speed reducer, is similar to the speed reducer structure of the pulsator washing machine, an output shaft of the speed reducer passes through the bottom of the water containing barrel and is fixedly connected with the center of the bottom of the dehydration barrel, the motor drags the dehydration barrel to rotate, and when the upper cover of the washing machine is opened during dehydration and the vibration is overlarge during dehydration, the brake plays a role in protection; the function of the washing machine is to complete the specified actions according to the instruction of the electric control device to realize the washing, rinsing and spin-drying of clothes, and the washing machine is a power source of the washing machine.

The washing process of the drum extrusion type washing machine in the invention comprises the following steps: opening an upper cover of a shell of the washing machine, putting clothes to be washed into a dewatering barrel, adding a detergent, covering the upper cover of the shell, switching on a power supply and a water source, starting up, setting a washing mode (reservation, strong washing, standard and gentle), starting up a program, opening a water supply electromagnetic valve under program control, injecting water into the water containing barrel, transmitting a liquid level height value in the water containing barrel to an electric control device by a liquid level monitoring device, closing the water supply electromagnetic valve when the liquid level value reaches a set value, and stopping water inflow; the electric control device controls the motor of the driving device to rotate forwards and stop, the motor drives the dehydration barrel to rotate anticlockwise through the speed reducer when rotating forwards, the two extrusion plates are folded towards the middle, the dehydration barrel drives clothes to rotate in water together with the extrusion plates, the clothes are extruded under the resistance of the water, and pollutants in clothes fibers are extruded from meshes of the extrusion plates together with the water; when the extrusion force reaches a certain value, the motor is stopped and stored for a period of time, clothes roll under the action of water flow, the clothes absorb water, then the motor continues to rotate, the clothes are extruded again, the motor stops rotating, and the clothes roll and absorb water; the circulation is performed until the washing procedure is finished, the drainage electromagnetic valve is opened, water in the water containing barrel is drained, when the water in the water containing barrel is drained, the procedure control motor is reversed to drive the dewatering barrel to rotate clockwise, the squeezing plate is attached to the inner wall of the dewatering barrel under the action of centrifugal force, clothes are dewatered under the action of the centrifugal force, if the shaking amplitude of the dewatering barrel is overlarge, the vibration switch is triggered to act, the electric control device receives the vibration switch signal, and the brake device is driven to brake and decelerate; if the upper cover of the shell is opened in the dehydration process, the upper cover is opened and closed, and the electric control device receives an upper cover switching signal and drives the brake device to brake and decelerate; after the dehydration is finished, a rinsing process is carried out, the rinsing process is similar to a washing process, the rinsing time is shorter than the washing time, the washing process is dried after the rinsing is finished, and a buzzer prompts the washing to be finished after the drying is finished; of course, the direct driving of the motor can also be realized by a frequency conversion technology.

Drawings

Specific embodiments of the drum extrusion type washing machine in accordance with the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic vertical sectional structure of a drum-type squeeze washing machine according to the present invention, fig. 2 is a schematic horizontal sectional structure of a drum-type squeeze washing machine in a spin-dry state, fig. 3 is a schematic horizontal sectional structure of a drum-type squeeze washing machine in a wash state, and fig. 4 is an electrical wiring diagram.

Detailed description of the preferred embodiments

As shown in FIG. 1, the drum extrusion type washing machine mainly comprises a shell, a damping device, a water containing barrel, a dewatering barrel, an extrusion device, an electric control device, a water supply and discharge device, a driving device and the like.

The casing comprises a cuboid box body consisting of an upper cover 1, a box body 7 and a foot margin 15 of the washing machine, wherein the upper cover 1 is convenient for putting in and taking out clothes, the foot margin 17 is used for adjusting the level and the support of the whole machine, the box body 7 is used for suspending the water containing barrel 10 through a damping device, an electric control device 2 is arranged at the front upper part, and a water supply electromagnetic valve 23, an upper cover opening sensor 24, a shaking sensor 21 and a liquid level sensor are arranged at the rear upper part; the utility model is used for supporting, fixing and appearance packaging of internal parts of the whole machine.

The damping device consists of four pull rods 4 with damping springs 9, one ends of the pull rods 4 are respectively connected with four corners above the shell of the washing machine, and the other ends of the pull rods 4 are connected with four corners of the lower half part of the water containing barrel 10 through the damping springs 9.

The upper part of the water holding barrel 10 is provided with an overflow port which is connected with a drain pipe 14 through a pipeline, a speed reducer 17 penetrates through the bottom of the water holding barrel and is hermetically connected with a dewatering barrel 8 through a slideway, the bottom of the water holding barrel is provided with a water outlet which is connected with an inlet of a drainage electromagnetic valve 13, an outlet of the electromagnetic valve 13 is connected with the drain pipe 14, and a liquid level monitoring port is connected with a liquid level monitoring device 25 through a hose; the bottom is fixedly provided with a fixed bracket 11, and the fixed bracket is provided with a drain valve 13, a motor 14, a speed reducer 17 and a brake electromagnetic driver 19; the main function of the tub 10 is to contain wash water, collect water when spin-dried, and support.

The balance ring 3 is arranged on the dewatering barrel 8, the balance ring 3 is an annular body with a cavity, 2/3 volume of liquid is filled in the body, and the balance effect of the dewatering barrel is assisted when the clothes are dewatered; the bottom center hole of the gear box is fixedly connected with an output shaft of the speed reducer 17; the extrusion plate 5 and the extrusion plate 20 are respectively connected in the 180-degree direction of the barrel wall through the hinge 6, a plurality of holes are formed in the barrel wall to facilitate water to flow in and out, and the main function of the barrel wall is to match with the extrusion plate to finish extrusion type washing and spin-drying of clothes.

The extrusion device includes: extrusion plate 5, extrusion plate 20, four hinges 6; the squeezing plate 5 and the squeezing plate 21 are arranged on the inner wall of the dewatering barrel 8 in the 180-degree direction through the hinge 6, the position relationship between the squeezing plate and the dewatering barrel in the washing state (see figure 3), the

squeezing plates

5 and 20 are rotated to fold the inside of the washing barrel to separate the inside of the washing barrel into two parts, the dewatering barrel 8 and the

squeezing plates

5 and 20 rotate anticlockwise together according to the arrow direction during washing, clothes in the dewatering barrel 8 are squeezed in water, the dewatering barrel stops, the clothes roll and absorb water under the action of water flow, then the dewatering barrel rotates again, the clothes are squeezed, water and dirt in the clothes are discharged, then the dewatering barrel stops, the clothes roll and absorb water, and the rotary drum squeezing type washing is realized by circulating and reciprocating in this way; the dehydration barrel 8 rotates clockwise according to the arrow direction during the spin-drying, and the

extrusion plates

5 and 20 are attached to the inner wall of the dehydration barrel 8 under the action of centrifugal force (see figure 2), so that the automatic balance of clothes during the spin-drying is ensured; this is the core part of the present invention.

The electric control device 2 is a computer program control part of the washing machine, stores a plurality of washing mode programs, is respectively linked with electric elements such as a shaking sensor 21, an upper cover opening sensor 24, a drainage electromagnetic valve 12, a water supply electromagnetic valve 23, a motor 13, a brake electromagnetic driver 19, a liquid level sensor 25 and the like through different leads, and a functional button with a panel on the electric control device 2 selects different programs to control the working process of the washing machine. Such as strong washing, standard washing, soft washing, spin-drying, etc., an electric circuit diagram of the washing machine (see fig. 4).

The water supply device comprises a water pipe 22 and a water supply electromagnetic valve 23, the water pipe 22 is connected to a tap water pipe through a hose, and the water supply electromagnetic valve 23 controls the water inflow in the water bucket according to the instruction of the electric control device; the drain device comprises a drain solenoid valve 12 and a drain pipe 14, and the drain of water in the water bucket is controlled according to the instruction of the electric control device.

The driving device comprises a motor 13, a belt 16, a speed reducer 17, a brake belt 18 and a brake electromagnetic driver 19; the motor 13, the speed reducer 17 and the brake electromagnetic driver 19 are all fixed on the fixed bracket 11; the belt pulley of the motor 13 is connected with the belt pulley of the speed reducer 17 through a belt 16, the speed reducer 17 is fixedly connected with the bottom of the dewatering barrel 8, and the speed reducer 17 penetrates through the central hole of the bottom of the water containing barrel 10 and is sealed in a sliding manner, so that no water leakage is ensured; the brake band 18 is held on the outer shaft of the speed reducer 17 and is connected with the brake electromagnetic driver 19; the driving device drives the dewatering barrel 8 to rotate under the control of the electric control device, so as to realize clothes washing, rinsing and spin-drying.

The washing process of the full-automatic rotary drum extrusion type washing machine comprises the following steps: opening a shell upper cover 1 of the washing machine, putting clothes to be washed into a dewatering barrel 8, adding a detergent, covering the shell upper cover 1, switching on a power supply and a water source, starting up on a control panel on an electric control device 2, setting a washing mode (strong washing, standard and gentle), starting a program, opening a water supply electromagnetic valve 23 under program control, injecting water into a water containing barrel 10, constantly transmitting a liquid level height value in the water containing barrel to the electric control device 2 by a liquid level monitoring device 25, and closing the water supply electromagnetic valve 23 when the liquid level value reaches a set value, stopping water inflow; the electric control device 2 controls the motor 13 to rotate positively, the dewatering barrel 8 is driven to rotate anticlockwise in the water containing barrel 10 through the speed reducer 17, the two

extrusion plates

5 and 21 are folded towards the middle (see figure 3), the dewatering barrel 8 drives the

extrusion plates

5 and 21 to rotate together, clothes in the barrel are dragged to rotate in water, the clothes are extruded under the resistance of the water, and pollutants in clothes fibers are extruded from meshes of the

extrusion plates

5 and 21 together with the water; when the extrusion force reaches a certain value, the electric control device 2 stops the power supply of the motor 13, the motor 13 stops and is stored for a period of time, clothes are far away from the extrusion plate and roll and absorb water under the action of water flow, the stop time is up to the time when the electric control device 2 supplies power to the motor 13, the motor 13 drives the dewatering barrel 8 to rotate anticlockwise, the clothes are extruded again, then the motor 13 stops rotating, and the clothes roll and absorb water; the circulation is performed until the washing procedure is finished, the electric control device 2 controls the water draining electromagnetic valve 12 to be opened, water in the water holding barrel 10 is drained, when the water holding barrel 10 is drained, the electric control device 2 controls the motor 13 to rotate reversely to drive the dewatering barrel 8 to rotate clockwise, the

squeeze plates

5 and 21 are attached to the inner wall of the dewatering barrel 8 under the action of centrifugal force, clothes spin-dry under the action of centrifugal force, if the shaking amplitude of the dewatering barrel 8 is too large, the shaking sensor 21 is triggered to act, the electric control device 2 receives the signal of the shaking sensor 21, and the brake driver 19 is controlled to act to drive the brake belt 18 to be tensioned, and the dewatering barrel 8 brakes and decelerates; if the upper cover 1 of the shell is opened in the spin-drying process, the upper cover opening sensor 24 acts, the electric control device 2 receives the signal of the upper cover opening sensor 24, and controls the brake driver 19 to act to drive the brake belt 18 to be tensioned, and the dewatering barrel 8 brakes and decelerates to stop; after the spin-drying is finished, a rinsing process is carried out, the rinsing process is similar to the washing process, the rinsing time is shorter than the washing time, the spin-drying is carried out after the rinsing is finished, and the buzzer prompts the washing to be finished after the spin-drying is finished.

Of course, the driving device can also be directly driven by a motor through a frequency conversion technology, and the electric control device can also be a semi-automatic device, so that an automatic drying function can be added according to the needs of customers.

The drum extrusion type washing machine has the advantages of high cleaning ratio, short washing time, small clothes abrasion, low noise, low energy consumption, compact, reasonable and simple structure, high reliability and convenient use.

In addition, the foregoing detailed description of the present invention is provided for illustration only and is not intended to limit the scope of the invention, which is to be construed as being limited to the embodiments described herein.

Claims

1. A rotary drum extrusion type washing machine, characterized in that: comprising: a water containing barrel, a dewatering barrel and an extrusion device; the water containing bucket is of a round barrel structure with an opening at the upper end, and four external corners are connected with the shell through damping devices; the upper end of the water holding bucket is provided with an opening, so that clothes and water can be conveniently taken and placed, and an overflow port is reserved at the upper half part of the outer wall of the water holding bucket and is connected with a drain pipe through a hose; the bottom of the dewatering barrel is provided with a driving device and a drainage device, the center of the bottom of the dewatering barrel is provided with a hole, a driving shaft of the driving device is connected with the bottom of the dewatering barrel through the hole, and the contact part of the driving shaft and the water containing barrel is sealed in a sliding way; the bottom of the washing machine is provided with a water outlet which is connected with the water draining device, and a water level monitoring port which is connected with the water level monitoring device and is used for fixedly supporting most devices of the washing machine and the washing water;

the dewatering barrel is of a barrel structure with an opening at the upper end, and a balance ring is arranged at the upper end of the dewatering barrel; the wall of the barrel is densely provided with through small holes, and the small holes are convenient for water to enter and flow out and for separating clothes from water during spin-drying; the extrusion plate is connected with the barrel wall of the extrusion plate through a hinge with a limit; the center of the bottom of the dewatering barrel is provided with a hole, the size of the hole is matched with the driving shaft of the driving device, and the dewatering barrel is fixed on the driving shaft of the driving device through a locking nut; the squeezing device is matched with the squeezing device to drive clothes to rotate in water together so as to realize squeezing type washing and rinsing; the function of separating clothes from water is realized when the clothes are spin-dried;

the extrusion device consists of two extrusion plates and four hinges; the extruding plate is a curved rectangular mesh plate, the length of the extruding plate is close to the height of the dewatering barrel, the arc length of the curved surface of the extruding plate is close to and less than one quarter of the arc length of the dewatering barrel, and the arc length of the extruding plate is close to the curved radian of the barrel wall of the dewatering barrel; the two extrusion plates are respectively fixed on the inner wall of the dewatering barrel through hinges and are separated by 180 degrees; when washing, under the resistance of water, one side of the two extrusion plates far away from the hinge moves towards the center of the dewatering barrel and is intersected, the washing barrel is divided into two washing cavities, clothes are divided into two parts and are arranged in the two cavities, the driving device drives the dewatering barrel to rotate, the clothes are driven to rotate together in water, as the clothes are tightly woven, the water flow passes through the outer layer clothes in the rotation direction of the dewatering barrel and is extruded by water, the inner layer clothes are compressed, the water in the inner layer clothes is extruded, dirt in the clothes is carried out by the extruded water flow, when the dewatering barrel stops rotating, the water passes through meshes of the extrusion plates due to the inertia of the water flow, the clothes are washed away from the extrusion plates and are rolled and absorbed by water, then the dewatering barrel rotates, then the dewatering barrel stops rotating, and the clothes roll and absorb water, thus the rotation of the dewatering barrel stops, and the extrusion washing of the clothes is realized; after the washing is finished, the driving device drives the dewatering barrel to rotate in the opposite direction with the washing, and under the action of centrifugal force, the extruding plate rotates by taking the hinge shaft as the axis and is attached to the inner wall of the dewatering barrel, and clothes are dried under the action of centrifugal force.

2. The drum extrusion type washing machine as claimed in claim 1, wherein: the rotary drum extrusion type washing machine comprises a shell, wherein the shell is a hollow cuboid, a water containing barrel is connected inside the shell through a damping device, casters are arranged at the bottom of the shell, and an electric control device and a water supply device are arranged at the upper half part of the shell; the hollow hole with the cover plate is formed at the upper end, so that clothes can be conveniently put in and taken out, and the hollow hole has the external packing and supporting functions of the whole washing machine.

3. The drum extrusion type washing machine as claimed in claim 1, wherein: the rotary drum extrusion type washing machine comprises a damping device, the damping device consists of four pull rods with damping springs, one pull rod is respectively arranged in four directions in a shell, the upper end of each pull rod is connected to the shell, the lower end of each pull rod is connected with a water containing bucket through a spring, and the damping device has damping and balancing functions when the device is washed and dried.

4. The drum extrusion type washing machine as claimed in claim 1, wherein: the rotary drum extrusion type washing machine comprises an electric control device, wherein the electric control device comprises: a circuit board, a computer device composed of various electronic components and various leads; the electronic components are arranged on the circuit board, the circuit board is connected with a power supply and an electric element through wires, the electric element is a motor, a shaking sensor, an upper cover opening sensor, a water level sensor, a water inlet electromagnetic valve, a water discharge electromagnetic valve and a brake electromagnetic driver, signals sent by the sensors are received, other electric elements are driven to finish specified actions according to program instructions, and an automatic or semi-automatic washing function is finished, so that the electronic component is an automatic control center of the washing machine.

5. The drum extrusion type washing machine as claimed in claim 1, wherein: the drum squeezing type washing machine comprises a water supply and drainage device, wherein the water supply and drainage device is a mechanism for controlling water inlet and drainage of the washing machine; the water supply device consists of a water pipe, a liquid level meter and a water supply electromagnetic valve and is fixed on the shell; the inlet of the water supply electromagnetic valve is connected with tap water through a water pipe, the outlet of the water supply electromagnetic valve is aligned with the upper opening of the water holding barrel through a water pipe, the water supply electromagnetic valve is connected with a circuit board of the electric control device through a wire, the water supply electromagnetic valve is controlled to be turned on or off by program instructions of the electric control device, the liquid level meter is connected with the circuit board of the electric control device through a wire and is communicated with the bottom of the water holding barrel through a water pipe, and the water level meter is used for providing a numerical value of the water level height of the water holding barrel for program operation of the electric control device and controlling the water quantity of the water holding barrel; the water draining device consists of a water draining pipe and a water draining electromagnetic valve, and the water draining electromagnetic valve is fixed at the bottom of the water holding barrel; the inlet of the drainage electromagnetic valve is communicated with the bottom of the water holding bucket through a water pipe, the outlet of the drainage electromagnetic valve is connected with a drain pipe, the drainage electromagnetic valve is connected with a circuit board of the electric control device through a wire, and drainage of the water holding bucket is realized according to a program instruction of the electric control device.

6. The drum extrusion type washing machine as claimed in claim 1, wherein: the drum extrusion type washing machine comprises a driving device, wherein the driving device comprises: the device comprises a motor, a speed reducer, a belt pulley, a belt, a brake electromagnetic driver, an upper cover opening sensor and a shaking sensor; the brake belt is arranged on the outer shaft of the speed reducer, the motor, the speed reducer and the brake electromagnetic driver are fixed on a fixed bracket, and the fixed bracket is fixed at the bottom of the water bucket; the upper cover opening sensor, the shaking sensor is fixed on the shell, and each electric element is connected with a corresponding interface on the circuit board of the electric control device through a corresponding wire; the belt pulley of the motor is connected with the belt pulley of the speed reducer through a belt; the speed reducer is a planetary speed reducer, an output shaft of the speed reducer penetrates through the bottom of the water containing barrel and is fixedly connected with the center of the bottom of the dewatering barrel, the motor drags the dewatering barrel to rotate, and when the upper cover of the washing machine is opened during dewatering and vibration is overlarge during dewatering, the brake plays a role in protection; the function of the washing machine is to complete the specified actions according to the instruction of the electric control device to realize the washing, rinsing and spin-drying of clothes, and the washing machine is a power source of the washing machine.

7. The drum extrusion type washing machine as claimed in claim 1, wherein: the rotary drum extrusion type washing machine comprises a drying device, wherein the drying device comprises a heater and a fan, and is driven by an electric control device.