CN111850933A - Washing and drying integrated washing machine and drying method thereof - Google Patents
Washing and drying integrated washing machine and drying method thereof Download PDFInfo
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- CN111850933A CN111850933A CN201910318836.9A CN201910318836A CN111850933A CN 111850933 A CN111850933 A CN 111850933A CN 201910318836 A CN201910318836 A CN 201910318836A CN 111850933 A CN111850933 A CN 111850933A
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- 238000001035 drying Methods 0.000 title claims abstract description 158
- 238000005406 washing Methods 0.000 title claims abstract description 96
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000012528 membrane Substances 0.000 claims description 28
- 238000009423 ventilation Methods 0.000 claims description 25
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 description 23
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/206—Heat pump arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Detail Structures Of Washing Machines And Dryers (AREA)
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 tub for independently containing washing water when washing clothes; a drying system for drying the laundry in the drum; the air inlet structure 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 barrel from the air inlet structure to dry the clothes, moist heat drying air in the inner barrel returns to the drying system from the air outlet structure and is changed into dry heat drying air, and then the dry heat drying air enters the inner barrel from the air inlet structure, so that the clothes in the inner barrel are circularly dried. The washing and drying integrated washing machine and the drying method thereof disclosed by the invention can save time and water, and can efficiently dry clothes, and 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.
Description
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 type washing machine performs a washing operation using a frictional force between water current and laundry by rotating a rotary blade at the center of a washing tub in the 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.
Along with the improvement of the living standard and the taste of residents, the existing washing machine not only needs to meet the washing requirement, but also needs to meet the drying requirement after the clothes are washed, so how to dry the washing machine provided with the non-porous inner cylinder is set as a hotspot for research and development.
The Chinese patent with the application number of 201410708103.3 discloses a water-saving drum washing machine, which comprises an outer drum, an inner drum arranged in the outer drum and a drying air path communicated with the inner drum, wherein the inner drum and the outer drum are coaxially arranged on a central shaft, the inner drum is a hole-free inner drum, 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 tub for independently containing washing water when washing clothes;
a drying system for drying the laundry in the drum;
the air inlet structure 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 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.
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 comprises 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 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 and used for distributing and scattering the drying air.
The flow dispersing element is provided with a bottom wall close to the bottom of the inner cylinder, the bottom wall is parallel to the bottom of the inner cylinder, and the bottom wall is provided with a short connecting pipe communicated with the central shaft;
the air outlet is communicated with the short connecting pipe and uniformly distributed on the flow dispersion wall.
A hollow air inlet cavity is arranged between the bottom wall and the flow dispersing wall, and the air outlet is a hollow hole communicated with the air inlet cavity.
The inner barrel door is provided with a ventilation opening for drying air circulation, the air outlet structure is a water-blocking and ventilation element, and the ventilation element is arranged on the ventilation opening.
The air-permeable element comprises a valve seat and an air-permeable membrane;
the valve seat is arranged on the ventilation opening of the inner cylinder door, and the ventilation film is arranged on the valve seat and covers the whole ventilation opening;
the ventilated membrane is an elastic element and is provided with a narrow slit which is arranged in a crossed manner, and the narrow slit is opened under the air pressure action of drying air.
The drying device comprises a water injection system, wherein the water injection system is communicated with the drying system, and water is injected into the inner barrel by using a pipeline of part of the drying system;
and the switching device is used for switching the communication between the drying system and the inner barrel as well as the communication between the water injection system and the inner barrel.
A drying method of a washing and drying integrated washing machine comprises the following steps: the washing machine executes a drying program, controls the drying system to start, and dry and hot drying air generated by the drying system enters the inner cylinder from the air inlet structure to dry the clothes in the inner cylinder into damp and hot drying air, the damp and hot drying air is discharged from the air outlet structure and returns to the drying system, the damp and hot drying air is changed into the dry and hot drying air in the drying system, and the dry and hot drying air enters the inner cylinder from the air inlet structure again to circularly dry the clothes in the inner cylinder.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.
1) The invention provides an internal circulation drying method for a washing machine without a porous cylinder, which saves time and water and efficiently dries clothes;
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 drying system adopts a heat pump system, so that the energy is saved, the efficiency is high, and the practicability is high;
4) 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;
5) 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 perspective view of a diffuser element according to the present invention;
FIG. 3 is a schematic cross-sectional view of a diffuser element according to the present invention;
FIG. 4 is a schematic view of a three-dimensional structure of an air outlet structure of the present invention;
FIG. 5 is a cross-sectional structure diagram of the air outlet structure of the present invention;
FIG. 6 is a schematic view of a unidirectional breathable film according to a second embodiment of the present invention;
FIG. 7 is a schematic view of a two-way breathable film according to a second embodiment of the present invention;
fig. 8 is a schematic structural diagram of a heating module in the third embodiment of the 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; 3. a machine door; 4. a condensing module; 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 to illustrate it by a person skilled in the art with 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 simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 specific cases to those skilled in the art.
The washing and drying integrated washing machine and the drying method thereof are suitable for a drum washing machine or a pulsator washing machine, and the details are described below by taking the drum washing machine as an example.
Example one
As shown in fig. 1, the invention comprises an inner cylinder 1 which independently contains washing water when washing clothes, thus avoiding the problems of dirt accumulation and bacteria breeding caused by the washing water accumulated and overflowing outside the inner cylinder; the drying system is used for drying the clothes in the inner barrel, so that the life quality of a user is improved; the air inlet structure 8 is respectively communicated with the drying system and the inner cylinder 1 and is used for conveying dry-heat drying air into the inner cylinder 1; the air outlet structure 12 is arranged on the inner cylinder 1, is communicated with the drying system and is used for discharging damp and hot drying air in the inner cylinder 1; the air inlet structure 8 and the air outlet structure 12 are arranged oppositely, and drying air circularly flows in the inner cylinder 1 and the drying system.
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 intake structure 8 of the washing machine will be described in detail as follows:
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, 2 and 3, 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; and the air outlet 81 is communicated with the short connecting pipe 83 and is uniformly distributed on the flow dispersion 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 to cause 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, 4 to 7, the inner barrel 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 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.
The drying system in the embodiment comprises a heating module 5 and a condensing module 4; the heating module 5 is a condenser of the heat pump system, and the condensing module 4 is an evaporator of the heat pump system; or the heating module 5 is an electric heating tube or a PTC heater, and the condensing module 4 adopts a water cooling mode or an air cooling mode or a cold end of a semiconductor module.
In the embodiment, the drying system adopts a heat pump system, moist and hot drying air discharged from the inner drum 1 through the air outlet structure 12 enters the drying system under the action of the fan 6, firstly passes through the evaporator, water carried in the moist and hot drying air is analyzed in the evaporator, then enters the condenser, becomes dry and hot drying air in the condenser, and finally enters the inner drum 1 through the air inlet structure 8 to dry clothes under the action of the fan. The embodiment adopts the efficient heat pump system to circularly dry the clothes, so that the drying process is time-saving, power-saving, energy-saving and efficient.
As another 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.
As shown in fig. 1, the washing machine further comprises a water injection system 10, wherein the water injection system 10 is communicated with the drying system, and water is injected into the inner barrel 1 by using a pipeline of a part of the drying system; the connection part of the water injection system 10 and the drying system is provided with a switching device 7 for switching the communication between the drying system and the water injection system 10 and the inner cylinder 1, and the arrangement of a shared pipeline simplifies the system structure and is beneficial to improving the assembly efficiency of the system.
In this embodiment, the water injection system 10 includes a heating device disposed in a water storage tank disposed on a water injection pipeline before being connected to the drying system.
When the washing machine executes a washing program, the switching device 7 is controlled to close the communication between the inner barrel 1 and the drying system, open the communication between the inner barrel 1 and the water injection system 10 and start to inject water into the inner barrel 1; when the washing machine executes a drying program, the switching device 7 is controlled to close the communication between the inner barrel 1 and the water injection system 10, open the communication between the inner barrel 1 and the drying system and start to supply air into the inner barrel 1.
When the washing machine executes a drying program, a control system of the washing machine controls the drying system to start, and dry hot drying air in the drying system enters an air inlet cavity of a flow dispersing element 80 through a central shaft 9 under the action of a fan 6; the air is scattered into the inner cylinder 1 through the air outlet 81 on the flow scattering element 80, covers most of the area in the inner cylinder 1, is fully contacted with the clothes in the inner cylinder 1, carries moisture in the clothes and then becomes damp and hot drying air, and enters the external space of the inner cylinder 1 through the air outlet structure 12; moist heat drying air outside the inner cylinder 1 enters the drying system under the action of the fan, the temperature of air flow is raised in the condenser 5 after moisture is separated out in the evaporator 4, the moist heat drying air is changed into dry heat drying air, and finally the air flow enters the inner cylinder 1 again through the central shaft 9 and the air inlet structure 8 under the action of the fan 6 and continuously flows in a reciprocating and circulating mode.
Example two
In this embodiment, an installation structure of an air outlet structure 12 is introduced, as shown in fig. 4 to 7, the air outlet structure 12 includes a gas permeable membrane 123, and a narrow slit 124 through which 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 the 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 paved 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 flat two-way air permeable membrane capable of flowing air in two directions to both sides, as shown in fig. 7; 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.
EXAMPLE III
As shown in fig. 8, the heating module 5 in the drying system in this embodiment is used for heating the inner drum 1, and providing heat for the drying system, so that the drying air entering the inner drum 1 is changed into damp heat drying air, and the moisture in the laundry is taken away by the drying air, thereby completing the purpose of drying the laundry.
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 modules 5 at least comprise one electromagnetic heating module, the number of the heating modules 5 is at least one, and when a plurality of heating modules 5 are arranged, 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 and encloses an installation cavity with one side opened, 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.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A washing and drying integrated washing machine is characterized by comprising:
an inner tub for independently containing washing water when washing clothes;
a drying system for drying the laundry in the drum;
the air inlet structure 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 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.
2. A washing and drying integrated type washing machine according to claim 1, characterized in that:
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.
3. A washing and drying integrated type washing machine according to claim 2, characterized in that: the air inlet structure comprises 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.
4. A washing and drying integrated type washing machine according to claim 3, characterized in that: 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 and used for distributing and scattering the drying air.
5. A washing and drying integrated machine according to claim 4, characterized in that: the flow dispersing element is provided with a bottom wall close to the bottom of the inner cylinder, the bottom wall is parallel to the bottom of the inner cylinder, and the bottom wall is provided with a short connecting pipe communicated with the central shaft;
the air outlet is communicated with the short connecting pipe and uniformly distributed on the flow dispersion wall.
6. A washing and drying integrated machine according to claim 5, characterized in that: a hollow air inlet cavity is arranged between the bottom wall and the flow dispersing wall, and the air outlet is a hollow hole communicated with the air inlet cavity.
7. A washing and drying integrated type washing machine according to claim 2, characterized in that: the inner barrel door is provided with a ventilation opening for drying air circulation, the air outlet structure is a water-blocking and ventilation element, and the ventilation element is arranged on the ventilation opening.
8. A washing and drying integrated machine as claimed in claim 7, wherein: the air-permeable element comprises a valve seat and an air-permeable membrane;
the valve seat is arranged on the ventilation opening of the inner cylinder door, and the ventilation film is arranged on the valve seat and covers the whole ventilation opening;
the ventilated membrane is an elastic element and is provided with a narrow slit which is arranged in a crossed manner, and the narrow slit is opened under the air pressure action of drying air.
9. A washing and drying integrated type washing machine according to claim 1, characterized in that:
the drying device comprises a water injection system, wherein the water injection system is communicated with the drying system, and water is injected into the inner barrel by using a pipeline of part of the drying system;
and the switching device is used for switching the communication between the drying system and the inner barrel as well as the communication between the water injection system and the inner barrel.
10. A drying method of a washing and drying integrated type washing machine according to any one of claims 1 to 9, characterized in that: the washing machine executes a drying program, controls the drying system to start, and dry and hot drying air generated by the drying system enters the inner cylinder from the air inlet structure to dry the clothes in the inner cylinder into damp and hot drying air, the damp and hot drying air is discharged from the air outlet structure and returns to the drying system, the damp and hot drying air is changed into the dry and hot drying air in the drying system, and the dry and hot drying air enters the inner cylinder from the air inlet structure again to circularly dry the clothes in the inner cylinder.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910318836.9A CN111850933B (en) | 2019-04-19 | 2019-04-19 | Washing and drying integrated washing machine and drying method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910318836.9A CN111850933B (en) | 2019-04-19 | 2019-04-19 | Washing and drying integrated washing machine and drying method thereof |
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| CN111850933A true CN111850933A (en) | 2020-10-30 |
| CN111850933B CN111850933B (en) | 2023-04-21 |
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| JP3920302B1 (en) * | 2005-11-21 | 2007-05-30 | 松下電器産業株式会社 | Clothes dryer |
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| CN111850933B (en) | 2023-04-21 |
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Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Applicant after: QINGDAO HAIER SMART TECHNOLOGY R&D Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Applicant before: QINGDAO HAIER SMART TECHNOLOGY R&D Co.,Ltd. Applicant before: QINGDAO HAIER JOINT STOCK Co.,Ltd. |
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