CN111850932B

CN111850932B - Washing and drying integrated washing machine and drying method thereof

Info

Publication number: CN111850932B
Application number: CN201910318180.0A
Authority: CN
Inventors: 李以民; 劳春峰; 刘海涛; 赵志强; 许升
Original assignee: Qingdao Haier Washing Machine Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2022-11-18
Anticipated expiration: 2039-04-19
Also published as: CN111850932A; WO2020211651A1

Abstract

The invention discloses a washing and drying integrated washing machine and a drying method thereof, wherein the washing and drying integrated washing machine comprises: an inner cylinder for independently holding washing water during washing; a drying system for drying the laundry in the drum; the drying system comprises a heating module, and the heating module is used for heating the inner barrel and providing heat for the drying system; after the washing machine executes the drying program, the heating module is controlled to be started, the heating temperature of the inner cylinder rises, and then the drying air flowing through the inner cylinder is heated. The heating module is adopted to heat the inner barrel, so that clothes in the inner barrel and drying air are heated, the structure is simple, the assembly efficiency is high, the practical popularization of products is improved, the water inlet pipeline and the air inlet pipeline are partially shared, the system structure is simplified, and the assembly efficiency is improved.

Description

Washing and drying integrated washing machine and drying method thereof

Technical Field

The invention belongs to the field of washing machines, and particularly relates to a washing and drying integrated washing machine and a drying method thereof.

Background

Washing machines are largely classified into pulsator type, pulsator type and drum type washing machines. The pulsator type washing machine performs a washing operation by rotating a pulsator at the center of a washing tub left and right. The agitator washing machine performs a washing operation using a frictional force between water flow and laundry by rotating a rotary blade at the center of a washing tub in a left-right direction. The drum type washing machine performs a washing operation by beating laundry by rotating a drum.

An outer tub and an inner tub are provided in a cabinet of a washing machine, and the inner tub is an important part of washing, and generally, a hole is provided in a tub wall for introducing washing water into the inner tub or for dehydrating laundry in the inner tub. A large amount of dirt and bacteria are bred between the inner barrel and the outer barrel due to the long-time flowing and accumulation of the washing water, secondary pollution is generated to clothes, and the washing machine is not beneficial to the health of a human body, so that the washing machine with the imporous inner barrel is provided.

And along with the promotion of resident's living standard and taste, current washing machine not only need satisfy the demand of washing, still need satisfy the demand of drying after the clothing washing, consequently, how to dry the washing machine that is provided with the sclausura inner tube and set up the focus for research and development.

The application number 201410708103.3 discloses a water-saving drum washing machine, which comprises an outer cylinder, an inner cylinder arranged in the outer cylinder and a drying air path communicated with the inner cylinder, wherein the inner cylinder and the outer cylinder are coaxially arranged on a central shaft, the inner cylinder is a hole-free inner cylinder, and a plurality of lifting devices are arranged on the inner wall of an inner hole; the drying air path and the lifting device are respectively communicated with the hollow structure, and the lifting device is provided with a plurality of water outlets. When the drying program is started, the drying fan is started to uniformly blow hot air to the clothes through the drying air path, the hollow structure, the connecting pipeline, the lifting device and the water outlet, but the drainage pipeline and the drying air path in the patent are both connected with the hollow structure 6, the corresponding program is switched through the electromagnetic valve, the electromagnetic valve needs to be switched continuously when the drying air enters and exits the inner cylinder, air inlet and air exhaust cannot be carried out simultaneously, and the quick drying of the clothes is not facilitated.

The present invention has been made in view of this situation.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a washing and drying integrated washing machine and a drying method thereof.

In order to solve the technical problems, the invention adopts the technical scheme that:

a washing and drying integrated washing machine is characterized by comprising:

an inner cylinder for independently holding washing water during washing;

a drying system for drying the laundry in the drum;

the drying system comprises a heating module, and the heating module is used for heating the inner barrel and providing heat for the drying system.

The heating module is an electromagnetic heating module, and the inner cylinder is made of metal materials and generates an eddy effect to generate heat under the action of a magnetic field generated by the heating module.

The washing machine comprises an outer barrel and a shell, wherein the outer barrel is coaxially sleeved outside an inner barrel;

the heating module is arranged on the inner cylinder or the outer cylinder or the shell;

preferably, the heating module is arranged on the outer cylinder;

more preferably, the heating module is arranged at the lowest part of the outer cylinder.

The heating module at least comprises an electromagnetic heating module.

The electromagnetic heating module comprises a plastic shell, the plastic shell is hollow, an installation cavity with one side open is defined by the plastic shell, and an electromagnetic generator is installed in the installation cavity; the plastic shell is fixedly arranged on the outer side of the outer barrel, and the opening of the mounting cavity of the plastic shell is arranged towards the inside of the outer barrel.

Comprises an air inlet structure which is respectively communicated with the drying system and the inner cylinder;

the air outlet structure is arranged on the inner cylinder and is communicated with the drying system;

drying air of the drying system enters the inner drum from the air inlet structure to dry clothes, and damp and hot drying air in the inner drum returns to the drying system from the air outlet structure to circularly dry the clothes in the inner drum.

the direct-exhaust structure is communicated with the outside;

the air outlet structure is arranged on the inner cylinder and communicated with the direct exhaust structure;

drying air of the drying system enters the inner barrel from the air inlet structure to dry the clothes, and damp and hot drying air in the inner barrel enters the direct exhaust structure from the air outlet structure to be directly exhausted to the outside.

The air inlet structure and the air outlet structure are arranged oppositely;

preferably, the inner cylinder comprises an inner cylinder bottom and an inner cylinder opening opposite to the inner cylinder bottom, and an inner cylinder door for closing the inner cylinder opening is arranged on the inner cylinder opening;

the air inlet structure is arranged on the inner barrel bottom, and the air outlet structure is arranged on the inner barrel door.

The air inlet structure is a central shaft for supporting the inner cylinder, the central shaft is a hollow shaft, and the central shaft is respectively communicated with the drying system and the inner cylinder;

the air outlet structure is a water-blocking and air-permeable element, and the air-permeable element comprises a valve seat arranged on the inner cylinder door and an air-permeable film arranged on the side wall surface of the valve seat positioned outside the inner cylinder door.

A drying method of a washing and drying integrated washing machine is characterized in that: after the washing machine executes the drying program, the heating module is controlled to be started, the heating temperature of the inner barrel rises, and then the drying air flowing through the inner barrel is heated.

After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.

1) The electromagnetic heating module is adopted to heat the inner barrel, so that clothes in the inner barrel and drying air are heated, the structure is simple, the assembly efficiency is high, and the practical popularization of the product is improved;

2) The water inlet pipeline and the air inlet pipeline are partially shared, so that the system structure is simplified, and the assembly efficiency is improved;

3) The invention adopts the water inlet and air inlet of the flow dispersing structure, which is beneficial to the dispersion of air flow and water flow, the drying and the wetting of clothes, and meanwhile, the clothes are not easy to be blocked, thereby improving the working efficiency and the quality of the washing machine;

4) The invention adopts the form of the air-permeable film to exhaust, is favorable for the flowing of air flow, is favorable for balancing the pressure inside and outside the inner barrel when washing water enters, leads the water to enter smoothly, leads the air flow to form convection disturbance when drying, is favorable for drying clothes, and improves the working efficiency and the quality of the washing machine.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic view of the internal structure of a washing machine according to the present invention;

FIG. 2 is a schematic view showing the installation position of the heating device of the washing machine according to the present invention;

FIG. 3 is a perspective view of a diffuser element of the present invention;

FIG. 4 is a cross-sectional view of a flow dispersing element of the present invention;

FIG. 5 is a schematic view of a three-dimensional structure of an air outlet structure of the present invention;

FIG. 6 is a cross-sectional structure diagram of an air outlet structure according to the present invention;

FIG. 7 is a schematic view of a unidirectional breathable film according to a second embodiment of the present invention;

FIG. 8 is a schematic view of a two-way breathable film according to a second embodiment of the present invention.

In the figure: 1. an inner barrel; 11. an inner cylinder door; 12. an air outlet structure; 121. a valve seat; 122. a hollow-out section; 123. a gas permeable membrane; 124. narrow gaps; 13. an inner cylinder bottom; 2. an outer cylinder; 21. a drain line; 22. a water discharge port; 3. a machine door; 32. sealing the window gasket; 4. a direct-exhaust structure; 41. an air outlet; 42. an exhaust pipeline; 5. a heating module; 6. a fan; 7. a switching device; 8. an air inlet structure; 80. a flow spreading element; 81. an air outlet; 82. a diffuser wall; 83. a short connecting pipe; 84. a bottom wall; 9. a central shaft; 10. a water injection system.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate it for those skilled in the art by reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

The washing-drying integrated washing machine and the drying method thereof are suitable for a roller washing machine or a pulsator washing machine, and the details are described below by taking the roller washing machine as an example.

Example one

As shown in fig. 1 and 2, the washing and drying integrated washing machine according to the present embodiment includes: the inner barrel 1 independently holds washing water during washing, so that the problems of dirt accumulation and bacteria breeding caused by the fact that washing water is accumulated outside the inner barrel 1 and overflows are avoided; the drying system is used for drying the clothes in the inner barrel 1, so that the life quality of a user is improved; the drying system comprises a heating module 5, wherein the heating module 5 is used for heating the inner drum 1 to provide heat for the drying system, so that drying air entering the inner drum 1 is changed into damp heat drying air, moisture in clothes is taken away by the drying air, and the aim of drying the clothes is fulfilled.

The heating module 5 be the electromagnetic heating module, inner tube 1 constitute for the metal material to receive the magnetic field that heating device produced and produce the vortex effect in order to generate heat, inner tube 1 is heated the temperature and risees, and then the clothing in the heating inner tube 1 and the stoving wind that flows through inner tube 1, the clothing in the inner tube 1 is heated, the moisture evaporation, and the stoving wind carries the moisture flow that evaporates when the temperature risees, has strengthened the convection heat transfer between stoving wind and the clothing, has improved drying efficiency.

The washing machine comprises an outer barrel 2 coaxially sleeved outside an inner barrel 1 and a shell arranged outside the outer barrel, wherein the heating module 5 is arranged on the inner barrel 1 or the outer barrel 2 or the shell; in order to avoid the erosion of the heating module 5 by the washing water and to facilitate the configuration of the related circuits, it is preferable to provide the heating module on the outer tub 2; more preferably, the heating module 5 is provided at the lowest position of the outer cylinder 2.

In order to enhance the heating effect, the heating module 5 at least comprises one electromagnetic heating module, and when a plurality of heating modules 5 are provided, the heating modules 5 can be uniformly distributed on the outer cylinder 2 or can be arranged in a centralized manner. The electromagnetic heating module comprises a plastic shell, the plastic shell is hollow, an installation cavity with one side open is defined by the plastic shell, and an electromagnetic generator is installed in the installation cavity; the plastic shell is fixedly arranged on the outer side of the outer barrel, and the opening of the mounting cavity of the plastic shell is arranged towards the inside of the outer barrel.

In one scheme, in order to dry the clothes in the inner barrel 1, the washing machine comprises an air inlet structure 8 which is respectively communicated with the drying system and the inner barrel 1; the air outlet structure 12 is arranged on the inner cylinder 1 and is communicated with the drying system; drying air of the drying system enters the inner drum 1 through the air inlet structure 8 to dry clothes, and damp and hot drying air in the inner drum 1 returns to the drying system through the air outlet structure 12 to circularly dry the clothes in the inner drum 1.

The drying system is internally provided with a condensation module and a fan, and when damp and hot drying air in the inner cylinder 1 is discharged to the external space of the inner cylinder 1 through the air outlet structure 12, the damp and hot drying air enters the drying system under the suction action of the fan; moisture is separated out through the effect of the condensation module, the damp and hot drying air is changed into drying air, then the drying air enters the inner barrel 1 through the air inlet structure under the effect of the fan, the drying air is changed into the damp and hot drying air again under the effect of the heating module 5, the damp and hot drying air is discharged through the air outlet structure 12 and enters the drying system, and the clothes are dried in the circulating mode.

The drying method of the circulating drying can utilize the waste heat in the drying air to the maximum extent, and the system is energy-saving and efficient.

As a further scheme of this embodiment, the fan in the drying system may be a reversible fan, and an adjusting device capable of switching the direction of the fan is disposed in the drying system, so as to adjust the flowing direction of the drying air.

In another scheme, the drying device comprises an air inlet structure 12 which is respectively communicated with the drying system and the inner barrel 1; the direct-exhaust structure 4 is communicated with the outside; the air outlet structure 12 is arranged on the inner barrel 1 and is communicated with the direct exhaust structure 4; drying system's stoving wind gets into inner tube 1 by air inlet structure 8 and carries out the clothing and dry, and the damp and hot stoving wind in the inner tube 1 gets into in the direct vent structure 4 by air-out structure 12, sets up the condensation module in the direct vent structure 4, after condensing damp and hot stoving wind, directly discharges into external environment.

In this embodiment, the drying system is provided with a fan 6, under the action of the fan 6, air near the fan 6 is sucked into the drying air path, the drying air enters the inner drum 1 through the central shaft 9 and fully contacts with the clothes in the inner drum 1, under the action of the heating module 5, the drying air is changed into damp-heat drying air, and the damp-heat drying air is taken out and enters the external space of the inner drum 1 through the air outlet structure 12; inside tube 1 outside damp and hot drying air gets into under the effect of fan in the straight wind structure 4 in, under the condensation of the condensation module in the straight wind structure 4, the temperature and the humidity of damp and hot drying air reduce, improve user's comfort level when drying air discharges into external environment in, the long-time sojourn of damp and hot drying air is avoided in the exterior space of inside tube 1 to the straight line drying mode, the problem that bacterial growing appears, the drying mode of straight line simultaneously, the simple structure of system, product cost reduces, be favorable to the popularization of product.

The air intake structure 8 of the washing machine will be described in detail as follows:

as shown in fig. 1, the inner cylinder 1 has an inner cylinder opening and an inner cylinder bottom 13 which are oppositely arranged, the air inlet structure 8 is arranged on the inner cylinder bottom 13, the inner cylinder opening is provided with an inner cylinder door 11 for sealing the inner cylinder opening, the air outlet structure 12 is arranged on the inner cylinder door 11, and the positions of the air inlet structure 8 and the air outlet structure 12 are oppositely arranged, so that the drying air in the inner cylinder 1 forms convection and the air flow is smooth.

The air inlet structure 8 comprises a central shaft 9, the central shaft 9 is a hollow shaft, the inner barrel 1 is arranged on the central shaft 9, the hollow structure of the central shaft 9 forms a flow channel and is respectively communicated with the inner barrel 1 of the washing machine and an air supply pipeline of the drying system, the use function of air inlet into the inner barrel 1 is realized, and the inner barrel 1 can smoothly inlet air.

The air inlet structure 8 further comprises a flow dispersing element 80 which is positioned in the inner barrel 1 and communicated with one end of the central shaft 9, wherein air outlets 81 facing different directions are formed in the flow dispersing element 80 and used for distributing and scattering drying air, so that the space of the inner barrel 1 is filled with the drying air quickly, the contact area between the drying air and clothes is increased, and the drying efficiency of the clothes is improved.

With reference to fig. 1, 3 and 4, the flow dispersing element 80 has a bottom wall 84 close to the inner cylinder bottom 13, the bottom wall 84 is parallel to the inner cylinder bottom 13, and the bottom wall 84 is provided with a short connecting pipe 83 communicated with the central shaft 9; the air purifier is also provided with a flow dispersing wall 82 which is connected with the bottom wall 84 and protrudes towards the inner part of the inner barrel 1 in a spherical surface manner, and the air outlets 81 are communicated with the short connecting pipes 83 and are uniformly distributed on the flow dispersing wall 82.

The flow dispersing wall 82 is arranged in the inner barrel 1 and is reversely buckled and installed on the inner barrel bottom 13 in a bowl shape through a short connecting pipe 83, a hollow air inlet cavity is arranged between the flow dispersing wall 82 and the bottom wall 84, and the air outlet 81 is a hollow hole communicated with the air inlet cavity and used for communicating the air inlet cavity with the inner barrel 1.

The flow dispersing element 80 is arranged on the inner drum bottom 13 of the washing machine, so that drying air is communicated with the inner drum 1 through the air outlets 81 facing different directions, and the condition that the air inlet is blocked due to single structure of the air inlet and unsmooth air inlet of the washing machine is avoided. Meanwhile, a flow dispersing element 80 is arranged at the center of the inner barrel bottom 13, so that the intake air flow is blocked by a flow dispersing wall 82 to generate scattering sputtering, and further, the coverage area of the intake air flow is increased, and the drying effect of clothes is improved. Meanwhile, the air inlet cavity in the flow dispersing element 80 has a buffering effect on the inlet airflow and improves the smoothness of air inlet.

In the water inlet washing process of the washing machine, the flow dispersing element 80 is arranged to disperse water flow, so that the soaking efficiency of washing water to clothes is improved, the water inlet is prevented from being blocked by the clothes, and the water inlet effect is improved.

In this embodiment, the bottom wall 84 of the flow dispersing element 80 near the bottom 13 of the inner cylinder is provided with a short connecting pipe 83 in the center, the short connecting pipe 83 is a hollow pipe communicated with the air inlet cavity in the flow dispersing element 80, and the short connecting pipe 83 is communicated with the central shaft 9, so that the drying air in the drying system can enter the inner cylinder 1 conveniently, and the smoothness of air inlet can be improved.

The air outlet structure 12 of the washing machine will be described in detail as follows:

with reference to fig. 1, 5 to 8, the inner cylinder door 11 is provided with a ventilation opening for ventilation of drying air, the air outlet structure 12 is a water-blocking ventilation element, and the ventilation element is installed on the ventilation opening. The ventilation element provides a circulating passage for the drying air, and the ventilation element can balance the pressure inside and outside the inner barrel 1, so that the drying air flows more smoothly, and the washing water is smoothly fed when the washing machine executes a washing program.

The ventilating element 12 comprises a valve seat 121 and a ventilating film 123, the valve seat 121 is arranged on a ventilating opening of the inner cylinder door, and the ventilating film 123 is arranged on the valve seat 121 and covers the whole ventilating opening; in order to avoid the air permeable membrane 123 from falling off or being worn due to collision and friction in the clothes washing and drying process, the air permeable membrane is arranged on one side wall surface of the valve seat 121 positioned outside the inner cylinder door 11.

The air permeable membrane 123 is provided with a narrow slit 124 which is arranged in a crossed manner, and the narrow slit 124 can be opened under the action of pressure.

In this embodiment, the vent membrane 123 is made of an elastic material, so that the vent membrane 123 deforms under the pressure difference between two sides to close or open the narrow slit 124 formed on the vent membrane 123; preferably, the narrow slit 124 of the air permeable membrane 123 is in a cross shape, and the center of the cross shape is overlapped with the center of the air permeable opening.

After the washing machine executes a drying program, a control system of the washing machine controls a heating module 5 to be started, the heating temperature of an inner barrel 1 is increased, clothes in the inner barrel 1 and drying air flowing through the inner barrel 1 are heated, the drying air entering the inner barrel 1 is changed into damp-heat drying air, and the damp-heat drying air is directly discharged into the external environment or returns to the drying system again.

Example two

In this embodiment, an installation structure of the air outlet structure 12 is described, as shown in fig. 5 to fig. 8, the air outlet structure 12 includes a gas permeable membrane 123, and a narrow slit 124 through which only gas flows is provided on the gas permeable membrane 123; the air permeable membrane 123 is assembled on a mounting structure, the mounting structure comprises a valve seat 121 mounted on the inner cylinder 1, the valve seat 121 comprises a disc-shaped main body with a plurality of hollow parts 122, and the periphery of the disc-shaped valve seat 121 is hermetically fixed with the wall surface of an air permeable opening on the inner cylinder 1; a gas permeable membrane 123 is laid on one side of the valve seat 121 far away from the inner cylinder 1, and a narrow slit 124 through which gas flows is arranged on the gas permeable membrane 123. The air-permeable membrane 123 is spaced from the disk-shaped valve seat 121 to leave a space for movement of the air-permeable membrane 123.

Through the arrangement, the breathable film 123 can be fixedly assembled on the inner barrel 1, and the breathable film 123 is fixedly installed; meanwhile, due to the blocking effect of the valve seat 121, the direct contact between the breathable film and clothes and water flow in the cylinder is avoided, and the breathable film 123 is prevented from being damaged due to direct impact.

In this embodiment, the valve seat 121 includes two rings of annular brace rods that are coaxially arranged and have different diameters, and the outer ring of annular brace rods and the inner ring of annular brace rods are connected through a plurality of connecting rods that extend in the radial direction, and the connecting rods are evenly arranged at equal intervals and angles, and both ends of each connecting rod are connected with the inner periphery of the outer ring of annular brace rods and the outer periphery of the inner ring of annular brace rods respectively. Preferably, the inner ring annular support rib is arranged close to the inner part of the roller relative to the outer ring annular support rib, so that the connecting rib extends in an inward inclined manner.

In this embodiment, the outer ring support rib has a certain extension width along the axial direction, and one side of the outer ring support rib close to the inside of the roller is connected with the connecting rib, and one side of the outer ring support rib far away from the inner cylinder 1 is laid and covered with the breathable film 123.

In this embodiment, the vent membrane 123 is made of an elastic material, so that the vent membrane 123 deforms under the pressure difference between two sides to close or open the narrow slit 124 formed on the vent membrane 123; preferably, the slit 124 of the air permeable membrane 123 is in a cross shape, and the center of the cross shape is overlapped with the center of the air vent.

In this embodiment, the air permeable membrane 123 may be a two-way air permeable membrane which is flat as shown in fig. 7 and can flow air in both directions; the one-way air-permeable membrane can be an arc-shaped one-way air-permeable membrane which can only flow air in one direction from the protruded side as shown in fig. 6, and the installation direction of the one-way air-permeable membrane can be automatically adjusted according to the flow direction of the air flow.

In the embodiment, the inner cylinder 1 is provided with a ventilation opening, the valve seat 121 is correspondingly covered and assembled in the ventilation opening, and the periphery of the valve seat 121 is hermetically attached to the inner wall of the ventilation opening; preferably, the outer ring support rib of the valve seat 121 is correspondingly and hermetically attached to the inner wall of the ventilation opening; preferably, the inner side and the outer side of the outer ring support rib are respectively provided with outward bent flanges, and the flanges are correspondingly attached to the inner side and the outer side of the inner cylinder 1, so that the valve seat 121 is tightly assembled on the inner cylinder 1.

In the water filling process of the washing machine, the air permeable film 123 in this embodiment allows the inside of the inner tub without the dewatering holes to exchange air with the outside, so as to adjust the pressure inside the drum, thereby achieving the purpose of smooth water intake into the drum or smooth water discharge to the outside.

Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.

Claims

1. A washing and drying integrated washing machine is characterized by comprising:

an inner cylinder for independently holding washing water during washing;

a drying system for drying the laundry in the drum;

the drying system comprises a heating module, and the heating module is used for heating the inner barrel and providing heat for the drying system;

the air outlet structure is arranged on the inner cylinder;

the adjusting device is used for adjusting the flowing direction of the drying air;

the air inlet structure also comprises a flow dispersing element which is positioned in the inner cylinder and communicated with one end of the central shaft, and air outlets facing different directions are arranged on the flow dispersing element;

the air outlet structure is a water-blocking and air-permeable element, and the air-permeable element is arranged on the air-permeable opening;

the ventilating element comprises a valve seat arranged on the inner cylinder door and a ventilating film arranged on one side wall surface of the valve seat positioned outside the inner cylinder door;

the air-permeable film covers the whole air-permeable opening;

the gas-permeable film is provided with a narrow slit through which gas flows only;

the flow dispersing element is provided with a bottom wall close to the bottom of the inner cylinder; the bottom wall is provided with a short connecting pipe communicated with the central shaft;

the flow dispersing element is also provided with a flow dispersing wall which is connected with the bottom wall and protrudes towards the inner part of the inner cylinder in a spherical surface manner; the air outlets are communicated with the short connecting pipes and are uniformly distributed on the flow dispersing wall.

2. A washing and drying integrated machine as claimed in claim 1, wherein: the heating module is an electromagnetic heating module, and the inner cylinder is made of metal materials and generates an eddy effect to generate heat under the action of a magnetic field generated by the heating module.

3. A washing and drying integrated machine as claimed in claim 2, wherein: the washing machine comprises an outer barrel coaxially sleeved outside an inner barrel and a shell arranged outside the outer barrel;

the heating module is arranged on the inner cylinder or the outer cylinder or the shell.

4. A washing and drying integrated machine as claimed in claim 3, wherein: the heating module is arranged on the outer cylinder.

5. A washing and drying integrated type washing machine according to claim 3, characterized in that: the heating module is arranged at the lowest part of the outer cylinder.

6. A washing and drying integrated machine as claimed in claim 3, wherein: the heating module at least comprises an electromagnetic heating module.

7. A washing and drying integrated machine according to claim 6, characterized in that: the electromagnetic heating module comprises a plastic shell, the plastic shell is hollow, an installation cavity with one side open is defined by the plastic shell, and an electromagnetic generator is installed in the installation cavity; the plastic shell is fixedly arranged on the outer side of the outer barrel, and the opening of the mounting cavity of the plastic shell is arranged towards the inside of the outer barrel.

8. A washing and drying integrated machine as claimed in claim 1, wherein: the drying device comprises an air outlet structure, a drying system and a fan, wherein the air outlet structure is arranged on the inner cylinder and is communicated with the drying system;

drying air of the drying system enters the inner barrel from the air inlet structure to dry the clothes, and damp and hot drying air in the inner barrel returns to the drying system from the air outlet structure to circularly dry the clothes in the inner barrel.

9. A washing and drying integrated type washing machine according to claim 1, characterized in that: comprises that

The direct-exhaust structure is communicated with the outside;

10. A washing and drying integrated machine as claimed in any one of claims 8 or 9, wherein: the air inlet structure and the air outlet structure are arranged oppositely.

11. A washing and drying integrated machine as claimed in claim 10, wherein: the inner cylinder comprises an inner cylinder bottom and an inner cylinder opening opposite to the inner cylinder bottom, and an inner cylinder door for sealing the inner cylinder opening is arranged on the inner cylinder opening;

12. A drying method of a washing and drying integrated type washing machine according to any one of claims 1 to 9, characterized in that: after the washing machine executes the drying program, the heating module is controlled to be started, the heating temperature of the inner cylinder rises, and then the drying air flowing through the inner cylinder is heated.