CN213740119U - Washing and drying integrated machine - Google Patents

Abstract

The utility model belongs to the technical field of the clothing treatment facility, specifically provide a washing and drying all-in-one machine. The utility model discloses thereby aim at solving the unable and external circulation of air that carries on of section of thick bamboo subassembly of current washing and drying all-in-one and easily make the interior problem that produces the peculiar smell and breed the bacterium even of section of thick bamboo subassembly. Mesh for this reason, the utility model discloses a be provided with the vent with external intercommunication on the stoving wind channel of all-in-one washer dryer, the valve plate is installed through runner assembly to this vent position, make the all-in-one washer dryer can rotate the valve plate according to the inside ventilation demand of urceolus and current operating mode, so that change the valve plate for the inside ventilation of urceolus and dispersing the flavor from vent department, perhaps change the valve plate back, make the valve plate seal the vent and then allow the drying air current at urceolus and stoving wind channel internal circulation flow, thereby for the inside selectivity of urceolus ventilates according to the ventilation demand, reduce bacterial growing, the inside sanitary environment of all-in-one washer dryer has greatly been improved, user experience has been promoted.

Description

Washing and drying integrated machine

Technical Field

The utility model belongs to the technical field of the clothing treatment facility, specifically provide a washing and drying all-in-one machine.

Background

The washing and drying machine is an apparatus capable of washing and drying laundry, and is widely used by users due to having various laundry processing functions such as washing and drying.

In the prior art, the washing and drying all-in-one machine is mostly provided with an internal circulation type drying system, namely, drying airflow circularly flows in an outer barrel and a drying air duct under the action of a fan, so that drying of clothes is realized, meanwhile, washing of the clothes can be realized through rotation of the inner barrel and a water inlet device, after washing and drying, peculiar smell is easy to appear in the outer barrel, the peculiar smell is caused because the outer barrel is not communicated with the external atmosphere, bacteria can be generated in the outer barrel during serious conditions, and the use experience of a user is greatly influenced.

Accordingly, there is a need in the art for a new integrated washer dryer that addresses the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems in the prior art, i.e. to solve the problem that the barrel assembly of the prior washing and drying integrated machine cannot communicate with the outside air, thereby easily generating peculiar smell in the barrel assembly and even breeding bacteria, the utility model provides a washing and drying integrated machine, which comprises a barrel assembly, a heating device, a fan, a drying air duct and a valve assembly, wherein the heating device and the fan are arranged in the drying air duct, the air inlet and the air outlet of the drying air duct are respectively communicated with the barrel assembly, a vent communicated with the outside is arranged on the air duct wall of the drying air duct, the valve assembly comprises a valve plate and a rotating assembly, the valve plate is connected to the air duct wall through the rotating assembly, the rotating assembly is arranged to allow the valve plate to rotate between a position for closing the vent and a position for blocking the upstream of the heating device, when the washing and drying integrated machine executes a drying program, the valve plate seals the vent, and when the washing and drying integrated machine executes a ventilation program, the rotating assembly enables the valve plate to rotate into the drying air duct so as to block the upstream of the heating device and open the vent.

In the above-mentioned washing and drying all-in-one machine's preferred technical scheme, the runner assembly including set up in revolution mechanic on the wind channel wall, set up in pivot, driving motor and transmission assembly on the valve plate, the pivot with revolution mechanic pivot cooperation, transmission assembly be connected to driving motor with between the valve plate, transmission assembly set up to can with driving motor's torque transmission extremely the valve plate and consequently the drive the valve plate rotates.

In the preferable technical scheme of the washing and drying integrated machine, the transmission assembly comprises a driven gear arranged on the rotating shaft and a driving gear meshed with the driven gear, and the driving motor is connected with the driving gear.

In the preferable technical scheme of the washing and drying integrated machine, the transmission assembly comprises a driving shaft, a connecting rod and a driven rod which are sequentially connected end to end, the power input end of the driving shaft is connected with the driving motor so as to rotate around a motor shaft of the driving motor, and the power output end of the driven rod is pivotally connected to the valve plate.

In a preferred technical solution of the above washing and drying integrated machine, the rotating assembly further includes an elastic member, one end of the elastic member is connected to the valve plate, the other end of the elastic member is connected to the air duct wall, and the elastic member is configured to urge the valve plate to return from the drying air duct to a position closing the vent or return from the position closing the vent to the drying air duct.

In the preferable technical scheme of the washing and drying integrated machine, the rotating assembly comprises a rotating structure arranged on the air duct wall, a rotating shaft arranged on the valve plate, an electromagnetic adsorption assembly and an elastic component, the rotating shaft and the rotating structure are in pivot fit, the electromagnetic adsorption assembly comprises a first magnetic member and a second magnetic member which can be adsorbed to each other under the condition of power-on, the first magnetic component is arranged at the position of the ventilation opening or on the inner wall of the drying air channel, the second magnetic component is arranged on the valve plate, so as to facilitate the valve plate to rotate from the position of closing the ventilation opening to the position of closing the ventilation opening in the drying air duct under the condition of electrifying, the elastic component is arranged to be capable of promoting the valve plate to reset from a position for closing the ventilation opening to the drying air duct or reset from the drying air duct to a position for closing the ventilation opening.

In a preferred technical scheme of the washing and drying all-in-one machine, the barrel assembly comprises an outer barrel, an inner barrel arranged in the outer barrel in a rotating mode and a window gasket arranged at a barrel opening of the outer barrel, the barrel opening of the barrel assembly is provided with the window gasket, and the air outlet is communicated to the upper side of the front part of the barrel assembly through the window gasket; and/or the outlet port is connected to the rear underside of the cartridge assembly.

In a preferred technical solution of the above washing and drying all-in-one machine, the drying air duct includes a main body section, a first connecting section and a second connecting section, the main body section extends along an axial direction of the barrel assembly and is disposed above the barrel assembly, two ends of the first connecting section are respectively connected to an air outlet end of the main body section and a front upper side of the barrel assembly, two ends of the second connecting section are respectively connected to an air inlet end of the main body section and a rear lower side of the barrel assembly, and the vent is disposed on the main body section.

In the preferable technical scheme of the washing and drying all-in-one machine, the washing and drying all-in-one machine further comprises a condensing device arranged in the drying air duct, and the condensing device is arranged between the air inlet and the fan.

In the preferable technical scheme of the washing and drying all-in-one machine, the washing and drying all-in-one machine further comprises a lint filtering device arranged in the drying air duct, and the lint filtering device is arranged between the air inlet and the condensing device.

The technical personnel in the field can understand, the utility model discloses a be provided with the vent with external intercommunication on the stoving wind channel of washing and drying all-in-one, this vent position installs the valve plate through rotating assembly, makes the utility model discloses a washing and drying all-in-one can rotate the valve plate according to the ventilation demand and the operating condition of a section of thick bamboo subassembly to with the valve plate from vent department change with section of thick bamboo subassembly and stoving wind channel and external intercommunication, perhaps change back the valve plate, make the valve plate seal the vent and then make a section of thick bamboo subassembly and stoving wind channel constitute the circulation flow path that supplies the stoving air current to flow. Through the setting of above-mentioned rotatable valve plate, make the washing and drying all-in-one can carry out the ventilation procedure according to the flavor removal demand of a section of thick bamboo subassembly, open the vent and come to the scattered flavor of ventilating of section of thick bamboo subassembly inside for the inside dry progress of section of thick bamboo subassembly, make section of thick bamboo subassembly and wind channel inside can keep the state of dry free from extraneous odour, reduce bacterial growing, improved the inside sanitary environment of washing and drying all-in-one greatly, promoted user experience.

Drawings

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. The attached drawings are as follows:

FIG. 1 is a schematic view of the washing and drying machine of the present invention in a drying state;

FIG. 2 is a schematic view of the washing and drying machine of the present invention in a ventilation state;

FIG. 3 is a top view of the drying air duct of the washing and drying integrated machine of the present invention, showing the position of the ventilation opening;

FIG. 4 is a schematic view of the installation of the valve plate of the washing and drying machine of the present invention in a side view;

fig. 5 is a schematic view of the installation of the valve plate of the washing and drying integrated machine of the present invention at the bottom view.

In the drawings: 1. a box body; 11. a box door; 2. a cartridge assembly; 21. an outer cylinder; 22. an inner barrel; 23. a window pad; 3. a drying air duct; 31. a vent; 32. a rotating structure; 4. a heating device; 5. a fan; 6. a valve plate; 61. a rotating shaft; 7. a rotating assembly; 71. a drive motor; 72. a drive shaft; 73. a connecting rod; 74. a driven lever; 75. an elastic member.

Detailed Description

It should be noted that in the description of the present invention, the terms "middle", "left", "right", "vertical", "inner", "outer", etc. indicate directions or positional relationships based on those shown in the drawings, which are merely for convenience of description, but do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-3 at first, fig. 1 is the working schematic diagram of the washing and drying integrated machine in the drying state, fig. 2 is the working schematic diagram of the washing and drying integrated machine in the ventilation state, fig. 3 is the top view of the drying air duct of the washing and drying integrated machine, wherein the setting position of the ventilation opening is shown. As shown in fig. 1-3, the washing and drying integrated machine of the present invention comprises a box body 1, a barrel assembly 2, a drying air duct 3, a heating device 4, a fan 5, a condensing device (not shown in the figure) and a thread scrap filtering device (not shown in the figure). The cartridge assembly 2 includes an outer cartridge 21 and an inner cartridge 22. The barrel body of the outer barrel 21 is suspended in the box body 1 through the elastic damping piece, a window gasket 23 is arranged at the barrel opening, a clothes putting opening is arranged on the box body 1 corresponding to the barrel opening of the outer barrel 21, the outer barrel 21 is connected with the clothes putting opening through the window gasket 23, and the door 11 capable of being opened and closed is arranged at the putting opening. The inner cylinder 22 is rotatably provided coaxially in the outer cylinder 21, and the inner cylinder 22 is driven to rotate by an inner cylinder motor. The air inlet and the air outlet of the drying air duct 3 are respectively communicated with the outer cylinder 21. Line bits filter equipment, condensing equipment, fan 5 and heating device 4 set gradually in stoving wind channel 3 along the flow direction of stoving air current, and condensing equipment sets up between the air intake of stoving wind channel 3 and fan 5, and line bits filter equipment sets up between air intake and condensing equipment, and fan 5 sets up in condensing equipment's downstream side, and heating device 4 is located between the air outlet of fan 5 and stoving wind channel 3. As an example, the heating device 4 may be a condenser of a heat pump device, and the condensing device may be an evaporator of the heat pump device. Specifically, the heat pump device comprises an evaporator, a condenser and a compressor which are sequentially connected and form a refrigerant circulation loop, wherein the evaporator and the condenser are both arranged in the drying air duct 3, the evaporator is positioned on the upstream side of the condenser (the relative position relationship between the evaporator and the condenser is described in relation to the flow direction of drying air flow in the drying air duct 3 in the drying process), the evaporator is used for dehumidifying air, and the condenser is used for heating air; alternatively, the heating device 4 may also be an electric heating pipe shown in the figure, and the condensing device may also be a condensing fin, the condensing fin is disposed at the upstream side of the electric heating pipe (the relative position relationship between the condensing fin and the electric heating pipe is described with respect to the flowing direction of the drying air flow in the drying air duct 3 during the drying process), the condensing fin dehumidifies the air, and the electric heating pipe heats the air; or, the heating device 4 and the condensing device may also be semiconductor devices, each of which includes a cold end and a hot end, the cold end dehumidifies the air, and the hot end heats the air. The thread scraps filtering device can be a filtering net or a filtering core with a filtering structure which is arranged in the drying air duct 3 in a blocking way. The technical scheme of the utility model in, be provided with the vent 31 with external intercommunication on the wind channel wall in stoving wind channel 3 and set up in the valve module in vent 31 position. The valve assembly comprises a valve plate 6 and a rotating assembly 7. Wherein the valve plate 6 is connected to the air duct wall by a rotating assembly 7, the rotating assembly 7 being arranged so as to be able to allow the valve plate 6 to rotate between a position closing the ventilation opening 31 and a position blocking the upstream of the heating means 4. When the integrated washer dryer performs a drying process, the valve plate 6 closes the ventilation opening 31 so that a drying airflow can circulate between the drying air duct 3 and the tub 21. When the washing and drying integrated machine executes a ventilation program, the rotating assembly 7 rotates the valve plate 6 into the drying air duct 3 so as to block the upstream of the heating device 4 and open the ventilation opening 31, so that the air outlet end of the drying air duct 3 is closed while the outer barrel 21 is communicated with the outside through the ventilation opening 31, and partial moisture is prevented from flowing back to the outer barrel 21 along the air outlet end of the drying air duct 3 when the outer barrel 21 discharges the moisture to the outside. In addition, when the valve plate 6 blocks the drying air duct 3 upstream of the heating device 4, the heating device 4 can be started under the ventilation program, so that the dry and hot air flow can continuously flow into the outer barrel 21 and the moisture can flow out, the dry and hot air flow is prevented from directly escaping from the ventilation opening 31 through the valve plate 6, and the drying process in the outer barrel 21 is accelerated.

It should be noted that, in the above embodiment, both the air inlet and the air outlet of the drying air duct 3 are described with respect to the air flowing direction (i.e. the arrow direction in fig. 1) in the drying air duct 3 during the drying process. When the washing and drying integrated machine executes a drying program, air in the outer cylinder 21 is sucked into the drying air duct 3 from an air inlet of the drying air duct 3 under the action of the fan 5, wet and cold air is changed into dry drying air flow again after being dehumidified by the condensing device and heated by the heating device 4, and then the dry drying air flow is sent back to the window pad 23 and the outer cylinder 21 through an air outlet of the drying air duct 3, so that the drying process is repeated circularly.

In the above embodiment, when the integrated washer/dryer executes the ventilation program, the moisture inside the outer tub 21 can be both dissipated from the ventilation opening 31 in a natural manner and blown out from the ventilation opening 31 by the guiding action of the fan 5 according to the actual ventilation requirement of the integrated washer/dryer, so that the moisture removal efficiency is accelerated. In practical applications, the ventilation opening 31 may be disposed at any position on the drying air duct 3 where the interior and the exterior of the outer tub 21 can be connected.

With continued reference to fig. 1-3, in one embodiment, drying duct 3 includes a main body section, a first connecting section, and a second connecting section. As shown in the orientation of fig. 1 or 2, the main body section extends in the axial direction of the outer cylinder 21 and is disposed above the outer cylinder 21. The first connecting section is approximately vertically arranged on the front side of the outer barrel 21, the air inlet end of the first connecting section is connected to the air outlet end of the main body section, and the air outlet end is connected to the upper side of the front part of the outer barrel 21 through the window gasket 23. The second linkage segment roughly sets up in urceolus 21 rear side along vertical, and its air-out end is connected to the air inlet end of main part section, air inlet end are connected to the rear portion downside of urceolus 21 to make the inside moisture of urceolus 21 need follow urceolus 21 back downside and flow out, avoid the difficult effluvium of bottom lateral wall moisture gathering of urceolus 21, can guarantee more stoving air current simultaneously and flow through the bottom lateral wall of inner tube 22 under the stoving state, guaranteed the drying efficiency of clothing. In this case, as an example, the vent 31 is provided on the main body section and between the blower 5 and the heating device 4 to prevent the laundry processing residual water inside the outer tub 21 from leaking through the vent 31 when the vent 31 is provided too low. Of course, the specific structure and arrangement position of the drying air duct 3 are not limited to the above, and those skilled in the art may set the arrangement scheme of the drying air duct 3 according to the space arrangement requirement and the airflow flowing requirement in the box 1, for example, the drying air duct 3 only includes a main body section and a connecting section, or the main body section is set at the side of the outer tub 21. When the arrangement scheme of the drying air duct 3 is changed, the arrangement position of the ventilation opening 31 can be changed under the condition that the washing and drying function and the ventilation requirement of the washing and drying integrated machine are not influenced.

Referring next to fig. 4 and 5, fig. 4 is a schematic view of the valve plate of the washing and drying machine of the present invention installed at a side view angle, and fig. 5 is a schematic view of the valve plate of the washing and drying machine installed at a bottom view angle. As shown in fig. 4 and 5, in the first embodiment of the present invention, the vent 31 is a rectangular opening, and the valve plate 6 is a rectangular plate. The rotating assembly 7 comprises a rotating structure 32 arranged on the air duct wall, a rotating shaft 61 arranged on the valve plate 6, a driving motor 71 and a transmission assembly. The shaft 61 is pivotally engaged with the rotating structure 32. The transmission assembly is connected between the drive motor 71 and the valve plate 6 and is arranged to be able to transmit the torque of the drive motor 71 to the valve plate 6 and thus drive the valve plate in rotation. The rotating structure 32 and the rotating shaft 61 are any rotating matching components capable of realizing the pivotal connection between the valve plate 6 and the air duct wall, such as a cylindrical shaft and a shaft hole, a cylindrical structure, a rotating pillar, and the like. As an example, the rotating structure 32 shown in fig. 5 is a through hole provided on the air duct wall, the rotating shaft 61 comprises two sections of cylindrical shafts symmetrically fixed on both sides of the valve plate, the two sections of cylindrical shafts are respectively rotatably matched with the through hole on the same side, and the end part is provided with a limiting head, so as to pivotally mount the valve plate 6 to the position of the vent 31.

Further, the transmission assembly includes a drive shaft 72, a connecting rod 73 and a driven rod 74 connected end to end in sequence. The power input end of the driving shaft 72 is fixedly connected with the driving motor 71, the power output end of the driving shaft is pivotally connected with one end of the connecting rod 73, the other end of the connecting rod 73 is pivotally connected with the power input end of the driven rod 74, and the power output end of the driven rod 74 is pivotally connected to the valve plate 6, so that the driving shaft 72 can drive the connecting rod 73 to move in a manner of rotating around a motor shaft of the driving motor 71, and the driven rod 74 is pulled by the connecting rod 73 to rotate around the rotating shaft 61 in a forward and reverse direction for a certain angle, so that the valve plate 6 can rotate between a position for closing the ventilation opening 31 and a position for blocking the inside of the drying air duct 3.

Further, the rotating assembly 7 further includes an elastic member 75. One end of the elastic member 75 is connected to the valve plate 6, and the other end is connected to the air duct wall, and the elastic member 75 is configured to urge the valve plate to return from the inside of the drying air duct 3 to the position closing the ventilation opening 31 or return from the position closing the ventilation opening 31 to the inside of the drying air duct 3. As shown in the example structures in fig. 4 and 5, the elastic member 75 is a spring connected between the inside of the air passage wall and the valve plate 6. When the valve plate 6 is rotated toward the vent 31 away from the position blocking the inside of the drying duct 3, the spring is in a stretched state so that the spring assists to promote the rotation of the valve plate 6 by an elastic force when the valve plate 6 is rotated back to the position blocking the inside of the drying duct 3.

It can be understood by those skilled in the art that the specific structure and installation manner of the elastic member 75 can be designed according to the specific reset requirement of the valve plate 6 and the actual installation space of the position of the drying air duct 3, as long as the elastic member 75 can rotate at any steering auxiliary valve plate 6. For example, the elastic member 75 may be a plate spring, and the plate spring may be configured to assist the valve plate 6 to rotate back to the position of the vent 31 from the inside of the drying duct 3.

The transmission assembly is not limited to the link structure, and may be any other structure that can transmit torque of the drive motor 71 and satisfy the drive requirement of the valve plate 6. As an alternative, the transmission assembly may be configured to include only a driven gear provided on the rotating shaft and a driving gear engaged with the driven gear, and a motor shaft of the driving motor is connected to the driving gear. Specifically, a driven gear may be provided at an end portion of any one of the sections of the cylindrical shaft (i.e., a position where the stopper is provided), the driving motor 71 is fixed to the air duct wall, and a driving gear is provided at an end of a motor shaft thereof, and the driving gear is engaged with the driven gear so as to drive the valve plate 6 to rotate.

In the second embodiment of the present invention, the pivotal connection of the valve plate 6 is the same as that of the first embodiment, but the valve plate 6 of the present embodiment is not driven by the driving motor 71. Specifically, the rotating assembly of the present embodiment includes an electromagnetic adsorption assembly and an elastic member in addition to the above-described rotating structure 32 and the rotating shaft 61. The electromagnetic attraction assembly includes a first magnetic member and a second magnetic member that are capable of attracting each other when energized. Wherein, the first magnetic component is arranged at the position of the ventilation opening 31 or on the inner air duct wall of the drying air duct 3, for example, according to the orientation of fig. 2, a first magnetic member is disposed at the right side of the ventilation opening 31 (or the bottom of the air duct wall at a position blocked by the valve plate 6), a second magnetic member is disposed at the side of the valve plate 6 away from the rotation side, one end of the elastic member is connected to the valve plate 6, the other end is connected to the inside (or outside) of the drying air duct 3, so that the valve plate 6 is urged to rotate from the drying air duct 3 to the position of the closed ventilation opening 31 (or from the position of the closed ventilation opening to the inside of the drying air duct) by the attraction of the two magnetic members in the energized condition, in the process, the elastic member is stretched so as to urge the valve plate 6 to return from the position of closing the ventilation opening 31 to the drying air duct 3 (or from the position of closing the ventilation opening 31 to the drying air duct 3) after the two magnetic members are not attracted to each other in the power-off condition. As an example, at least one of the first magnetic member and the second magnetic member is an electromagnet device.

To sum up, the utility model discloses a be provided with vent 31 with external intercommunication on the stoving wind channel 3 of all-in-one washer dryer, valve plate 6 is installed through runner assembly 7 to this vent 31 position, make the all-in-one washer dryer can rotate valve plate 6 according to the inside ventilation demand of urceolus 21 and current operating mode, so that rotate valve plate 6 from vent 31 and open and to the inside ventilation flavor that looses of urceolus 21, perhaps change valve plate 6 back, make valve plate 6 seal vent 31 and then allow the stoving air current at urceolus 21 and 3 inside circulation flows in stoving wind channel, thereby ventilate for the inside selectivity of urceolus 21 according to the ventilation demand, reduce bacterial growing, the inside sanitary environment of all-in-one washer dryer has been improved to a great extent, user experience has been promoted.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims (10)

1. A washing and drying integrated machine is characterized by comprising a cylinder assembly, a heating device, a fan, a drying air duct and a valve assembly,

the heating device and the fan are both arranged in the drying air duct, an air inlet and an air outlet of the drying air duct are respectively communicated with the barrel assembly, a vent communicated with the outside is arranged on an air duct wall of the drying air duct, the valve assembly comprises a valve plate and a rotating assembly, the valve plate is connected to the air duct wall through the rotating assembly, the rotating assembly is arranged to allow the valve plate to rotate between a position for closing the vent and a position for blocking the upstream of the heating device,

when the washing and drying integrated machine executes a drying program, the valve plate closes the ventilation opening,

when the washing and drying integrated machine executes a ventilation program, the rotating assembly enables the valve plate to rotate into the drying air duct so as to block the upstream of the heating device and open the ventilation opening.

2. The washing and drying machine as claimed in claim 1, wherein the rotating assembly comprises a rotating structure arranged on the air duct wall, a rotating shaft arranged on the valve plate, a driving motor and a transmission assembly, the rotating shaft and the rotating structure are in pivot fit, the transmission assembly is connected between the driving motor and the valve plate, and the transmission assembly is arranged to transmit the torque of the driving motor to the valve plate and thus drive the valve plate to rotate.

3. The washing and drying integrated machine according to claim 2, wherein the transmission assembly comprises a driven gear arranged on the rotating shaft and a driving gear meshed with the driven gear, and the driving motor is connected with the driving gear.

4. The washing and drying all-in-one machine according to claim 2, wherein the transmission assembly comprises a driving shaft, a connecting rod and a driven rod which are sequentially connected end to end, the power input end of the driving shaft is connected with the driving motor so as to rotate around a motor shaft of the driving motor, and the power output end of the driven rod is pivotally connected to the valve plate.

5. The machine of claim 4, wherein the rotation assembly further comprises a resilient member, one end of the resilient member is connected to the valve plate, the other end of the resilient member is connected to the air duct wall, and the resilient member is configured to urge the valve plate to return from within the drying air duct to a position closing the vent opening or to return from a position closing the vent opening to within the drying air duct.

6. The washing and drying integrated machine according to claim 1, wherein the rotating assembly comprises a rotating structure arranged on the air duct wall, a rotating shaft arranged on the valve plate, an electromagnetic absorption assembly and an elastic component,

the rotating shaft is in pivot fit with the rotating structure,

the electromagnetic adsorption assembly comprises a first magnetic component and a second magnetic component which can be adsorbed to each other under the condition of electrification, the first magnetic component is arranged at the position of the ventilation opening or the inner wall of the drying air channel, the second magnetic component is arranged on the valve plate so as to cause the valve plate to rotate from the position of closing the ventilation opening to the position of closing the ventilation opening or from the position of closing the ventilation opening to the inside of the drying air channel under the condition of electrification,

the elastic component is arranged to be capable of promoting the valve plate to reset from a position for closing the ventilation opening to the drying air duct or reset from the drying air duct to a position for closing the ventilation opening.

7. The washing and drying all-in-one machine as claimed in claim 1, wherein the barrel assembly comprises an outer barrel, an inner barrel rotatably arranged in the outer barrel and a window gasket arranged at a barrel opening of the outer barrel, the barrel opening of the barrel assembly is provided with the window gasket, and the air outlet is communicated to the front upper side of the barrel assembly through the window gasket; and/or

The air outlet is communicated to the lower side of the rear part of the cylinder assembly.

8. The washing and drying machine as claimed in claim 1, wherein the drying duct comprises a main body section, a first connecting section and a second connecting section, the main body section extends along the axial direction of the barrel assembly and is disposed above the barrel assembly, two ends of the first connecting section are respectively connected to the air outlet end of the main body section and the front upper side of the barrel assembly, two ends of the second connecting section are respectively connected to the air inlet end of the main body section and the rear lower side of the barrel assembly, and the ventilation opening is disposed on the main body section.

9. The washing and drying all-in-one machine according to any one of claims 1 to 8, further comprising a condensing device arranged in the drying air duct, wherein the condensing device is arranged between the air inlet and the fan.

10. The washing and drying integrated machine according to claim 9, further comprising a lint filter device disposed in the drying air duct, wherein the lint filter device is disposed between the air inlet and the condensing device.

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