CN218466139U - Washing and drying integrated machine - Google Patents

Abstract

The utility model relates to a washing and drying integrated machine, this washing and drying integrated machine includes: a box body; the rear wall of the inner part of the outer cylinder is provided with an air return inlet; an inner barrel capable of rotating inside the outer barrel; one end of the drying air duct is communicated with the air return opening, and the other end of the drying air duct is communicated with the front end part of the inner barrel; the condensation disc is arranged on the rear wall in the outer barrel; the damp and hot air in the inner barrel can flow into the outer barrel, contacts with the condensation disc and exchanges heat, so that moisture in the air is condensed and then enters the drying air channel from the air return opening. Utilize the condensation dish of addding on the inside back wall of urceolus, reduce the complete machine volume, utilize condensation dish cooperation return air inlet and stoving wind channel to form the air drying circulation, make in the damp and hot air in the inner tube can get into the urceolus, and leave the urceolus through the return air inlet, damp and hot air can carry out the large tracts of land contact with the condensation dish, make damp and hot air cool off the dehumidification through the condensation dish, play fine dehumidification effect, and then promote condensation efficiency, shorten the stoving time.

Description

Washing and drying integrated machine

Technical Field

The utility model relates to a clothing treatment facility technical field, in particular to all-in-one washer dryer.

Background

With the social progress and the development of science and technology, the washing and drying integrated machine becomes a common electric appliance product in the household life. With the fast-paced development of the living standard, people use the drying performance of the washing and drying integrated machine more and more frequently, and the requirements are also improved more and more.

In the related washing and drying integrated machine, a drying structure of the washing and drying integrated machine consists of a drying air duct, a fan and a condenser, wherein the condenser is used for heat exchange between condensed water and damp and hot air in the condenser. At present, most condensers of washing and drying integrated machines in the market usually adopt a backpack condenser, the backpack condenser is large in size and needs to occupy a larger space on the back of the washing and drying integrated machine, so that the thickness of the whole washing and drying integrated machine is thicker, and the requirement of embedded installation of a user cannot be met; and part of the washing and drying integrated machine adopts the rear wall of the outer cylinder as a condenser for condensation, so that the thickness of the whole machine of the washing and drying integrated machine is reduced, but the heat conduction coefficient of the rear wall of the outer cylinder is lower in the scheme, the heat exchange efficiency is low, the drying efficiency cannot be further improved, and the drying time is long.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a washing and drying all-in-one to optimize the structure of washing and drying all-in-one in the correlation technique, reduce the volume of washing and drying all-in-one, promote condensation efficiency simultaneously, shorten the stoving time.

In order to solve the technical problem, the utility model adopts the following technical scheme:

according to the utility model discloses an aspect, the utility model provides a washing and drying integrated machine, this washing and drying integrated machine includes: the washing and drying integrated machine comprises a box body, a washing and drying integrated machine and a drying device, wherein the box body forms a shell outside the washing and drying integrated machine, and a clothes feeding opening is formed in the front surface of the box body; an outer tub provided in the cabinet and configured to accommodate a tub of washing water, and having a tub opening provided on a front end surface thereof to be disposed opposite to the laundry input opening; an air return opening is concavely arranged on the rear wall inside the outer barrel; an inner drum disposed in the outer drum and forming a laundry treatment chamber therein for accommodating laundry, the inner drum being rotatable within the outer drum; the drying air duct is arranged outside the outer barrel, one end of the drying air duct is communicated with the air return opening, and the other end of the drying air duct is communicated with the front end part of the inner barrel; the condensation disc is arranged on the rear wall in the outer cylinder, and a gap is formed between the condensation disc and the rear end wall of the inner cylinder; the wet and hot air formed by drying the clothes in the clothes treatment cavity of the inner barrel can enter the outer barrel and flow through the condensation disc, the wet and hot air is in contact with the condensation disc and exchanges heat, so that moisture in the air is condensed and then enters the drying air channel from the air return opening.

In some embodiments of the present application, the condensation plate is detachably attached to a rear wall inside the outer cylinder; or, the condensation plate is integrally formed on the rear wall inside the outer barrel.

In some embodiments of the present application, a return air channel is arranged outside the outer cylinder, one end of the return air channel is communicated with the return air inlet, and the other end of the return air channel is communicated with the drying air duct; the condensation plate comprises a first plate part and a second plate part which are integrally formed; the first disc part is arranged on the rear wall in the outer cylinder; the second disc part is formed by rearward concave arrangement of the first disc part, and the second disc part extends into and is arranged in the air return opening and is arranged on at least part of the inner wall of the air return channel.

In some embodiments of the present application, a first water inlet pipe is arranged at the top of the outer cylinder, and one end of the first water inlet pipe is communicated with the inside of the outer cylinder and is positioned above the top of the condensation plate; the front side surface of the first disc part is convexly provided with a plurality of flow guide strips, and at least part of the top of the flow guide strips extends to the position right below the water outlet of the first water inlet pipe.

In some embodiments of the present application, a plurality of flow guiding ribs are convexly arranged on the rear wall inside the outer cylinder, and the top of at least part of the flow guiding ribs extends to a position right below the water outlet of the first water inlet pipe; the plurality of guide strips comprise a plurality of first guide strips, the first guide strips are formed by concavely arranging the rear wall of the condensation plate to the front side, and the first guide strips are correspondingly arranged with the guide ribs.

In some embodiments of the present application, still include a plurality of second water conservancy diversion strips among a plurality of water conservancy diversion strips, the second water conservancy diversion strip is the arc, and is at least a plurality of the second water conservancy diversion strip encircles and arranges in week side border department of first dish portion.

In some embodiments of the present application, the air return opening is disposed at the top of the rear wall of the outer barrel and spaced apart from one side of the first water inlet pipe; and an isolation rib is convexly arranged at the joint between the first disc part and the second disc part, is positioned at the edge of the second disc part close to the first water inlet pipe and is used for preventing the condensed water of the first water inlet pipe from flowing into the air return opening.

In some embodiments of the present application, the return air channel comprises a back channel and a side channel that are integrally connected; the back channel is arranged on the rear wall in the outer barrel in a protruding mode, the side channel is arranged on the peripheral wall of the outer barrel in a protruding mode, and the side channel is communicated with the interior of the outer barrel through the back channel; the second disk portion is disposed on an inner wall of the back channel.

In some embodiments of the present application, a water spray pipe is disposed in the air return channel, a water spray opening is disposed on the water spray pipe, and the water spray pipe can spray water toward the inside of the outer cylinder through the water spray opening; and a second water inlet pipe is arranged on the outer wall of the return air channel, and one end of the second water inlet pipe extends into the return air channel and is communicated with the water spray pipe.

In some embodiments of the present application, the condensation plate is made of stainless steel or aluminum alloy.

According to the above technical scheme, the embodiment of the utility model provides an at least have following advantage and positive effect:

in the washing and drying integrated machine provided by the embodiment of the utility model, the condensing disc is additionally arranged on the rear wall inside the outer barrel, so that the structural shape and radian of the condensing disc and the rear wall inside the outer barrel can be kept consistent, the space inside the outer barrel cannot be occupied, the space outside the outer barrel cannot be occupied, the size of the whole machine can be further reduced, meanwhile, the structures of other parts at the bottom of the outer barrel do not need to be changed, and the processing and the assembly are convenient; utilize return air inlet and the cooperation of stoving wind channel on the urceolus back wall, make the inner tube, the urceolus, can form the air drying circulation between the stoving wind channel, make the damp and hot air that the clothing produced of drying in the inner tube can get into in the urceolus, and leave the urceolus from the return air inlet, before damp and hot air leaves the urceolus through the return air inlet, damp and hot air can carry out the large tracts of land contact with the condensation dish, make damp and hot air cool off the dehumidification through the condensation dish, play fine dehumidification effect, thereby can improve heat exchange efficiency, and then promote the condensation efficiency of washing dry all-in-one, shorten the stoving time.

Drawings

Fig. 1 is a schematic structural view of a washing and drying integrated machine according to an embodiment of the present invention.

Fig. 2 is a schematic view of the interior of the outer cartridge of fig. 1.

Fig. 3 is a schematic perspective view of fig. 2.

Fig. 4 is a side view of fig. 2.

Fig. 5 is a schematic view of the structure of fig. 3 from another perspective.

Fig. 6 is an enlarged schematic view of the region a in fig. 5.

Fig. 7 is an exploded view of fig. 5.

Fig. 8 is a schematic view of the structure of the condensation plate of fig. 7.

Fig. 9 is a schematic view of the structure of fig. 7 with the condensation plate removed.

Fig. 10 is a rear view of fig. 9.

Fig. 11 is a schematic view of the structure of fig. 10 from another perspective.

The reference numerals are explained below: 1. a box body; 11. a laundry input port; 12. a box door; 2. an outer cylinder; 21. an air return opening; 22. an air return channel; 221. a back channel; 222. a side channel; 223. an air outlet; 23. a first water inlet pipe; 231. a water outlet; 24. a flow guiding rib; 25. a water discharge tank; 251. a drain hole; 26. a second water inlet pipe; 27. reinforcing ribs; 3. a condensation pan; 31. a first disk portion; 311. a fixing hole; 312. perforating; 313. a first flow guide strip; 314. a second flow guide strip; 315. a third flow guide strip; 316. a fourth guide strip; 32. a second disk portion; 33. isolating ribs; 4. a water spray pipe; 41. and (4) water spray holes.

Detailed Description

Exemplary embodiments that embody features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to 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; 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 application can be understood in a specific case by those of ordinary skill in the art.

In the related washing and drying integrated machine, the drying structure of the washing and drying integrated machine consists of a drying air duct, a fan and a condenser, wherein the condenser is used for heat exchange between condensed water and damp and hot air in the washing and drying integrated machine. At present, most condensers of washing and drying integrated machines in the market usually adopt a backpack condenser, and the backpack condenser has large volume and needs to occupy larger space at the back of the washing and drying integrated machine, so that the whole machine of the washing and drying integrated machine is thicker and cannot meet the embedded installation requirement of a user; and part of the washing and drying integrated machine adopts the rear wall of the outer cylinder as a condenser for condensation, so that the thickness of the whole machine of the washing and drying integrated machine is reduced, but the heat conduction coefficient of the rear wall of the outer cylinder is lower in the scheme, the heat exchange efficiency is low, the drying efficiency cannot be further improved, and the drying time is long.

Fig. 1 is a schematic structural view of a washing and drying integrated machine according to an embodiment of the present invention. Fig. 2 is a schematic structural view of the inside of the outer tub 2 in fig. 1. Fig. 3 is a schematic perspective view of fig. 2. Fig. 4 is a side view of fig. 2.

Referring to fig. 1 to 4, the washing and drying all-in-one machine provided by the embodiment of the present invention mainly includes a box 1, an outer cylinder 2 installed in the box 1, and an inner cylinder (not shown) and a condensation plate 3 installed inside the outer cylinder 2.

Wherein, box 1 adopts cuboid hollow structure usually, and box 1 is as the shell of washing and drying all-in-one, and its appearance shape can design as required. The inner space of the box body 1 can provide installation space for the components such as the outer cylinder 2, the inner cylinder, the condensation disc 3 and the like.

Referring to fig. 1, a laundry input port 11 is formed on a front surface of a cabinet 1, and the laundry input port 11 communicates with an installation space inside the cabinet 1. The front side of the box body 1 is provided with a box door 12, and the box door 12 is used for opening and closing a clothes input opening 11 at the front side of the box body 1 so as to open and close an installation space therein.

Referring to fig. 1 to 4, the outer cylinder 2 is disposed in the installation space of the box body 1, and the outer cylinder 2 is relatively fixed inside the box body 1. The outer tub 2 has a housing structure with a tub opening, and the tub opening of the outer tub 2 faces the laundry inlet 11 on the front side of the cabinet 1. The tub 2 is configured as a tub for containing washing water, i.e., an inner space of the tub 2 can be used for containing washing liquid, such as water.

An inner tub is rotatably provided in an inner space of the outer tub 2, and a laundry treating chamber (not shown) for containing laundry to be washed is formed in the inner tub. The opening of the inner cylinder is arranged opposite to the opening of the outer cylinder 2, namely the front opening of the clothes processing cavity is arranged opposite to the opening of the outer cylinder 2 and the clothes throwing-in opening 11. Therefore, the clothes can enter the clothes treatment cavity from the clothes input opening 11 of the box body 1, the opening of the outer cylinder 2 and the opening of the inner cylinder in sequence.

In some embodiments, the outer barrel 2 and the inner barrel are arranged coaxially inside and outside. The outer wall of the inner barrel is provided with a hole, and water in the outer barrel 2 can enter the inner barrel through the hole so as to clean clothes in the clothes treatment cavity of the inner barrel. Meanwhile, when the laundry is dried, the hot and humid air generated in the laundry treating chamber of the inner tub can also enter the inner space of the outer tub 2 through the holes.

In some embodiments, a driving device (not shown) is provided in the housing 1. The driving device is arranged outside the outer barrel 2, and the output end of the driving device extends into the outer barrel 2 from the center of the rear end of the outer barrel 2 to be in transmission connection with the inner barrel so as to drive the inner barrel to rotate relative to the outer barrel 2 and further clean clothes in the inner barrel.

Referring to fig. 1 to 4, in some embodiments, a return air inlet 21 is disposed on a rear wall of an inside of the outer tub 2, a return air channel 22 is disposed on an outside of the outer tub 2, one end of the return air channel 22 is communicated with the return air inlet 21, another end of the return air channel 22 is provided with an air outlet 223, the air outlet 223 is used for connecting one end of a drying air duct (not shown in the figure), and another end of the drying air duct is connected to a front end of the inner tub, so that the drying air duct can be communicated with the laundry processing chamber, and an air drying cycle can be formed among the inner tub, the outer tub 2, the return air channel 22, and the drying air duct. Specifically, the hot and humid air in the clothes treatment cavity of the inner drum can enter the inner part of the outer drum 2, enter the return air channel 22 through the return air inlet 21 on the rear wall of the outer drum 2, and then return to the clothes treatment cavity through the drying air channel, so that the air circulation flow is formed.

In some embodiments, a heater and a fan are arranged in the drying air duct. The heater can be used for heating the air in the drying air channel, so that high-temperature air is generated in the drying air channel. The fan is used for providing wind power, so that high-temperature air in the drying air channel can enter the clothes treatment cavity of the inner drum to dry clothes in the clothes treatment cavity.

Fig. 5 is a schematic view of the structure of fig. 3 from another perspective. Fig. 6 is an enlarged schematic view of the region a in fig. 5. Fig. 7 is an exploded view of fig. 5.

Referring to fig. 5 to 7, the condensation plate 3 is disposed on the rear wall of the inner portion of the outer cylinder 2, a space is provided between the condensation plate 3 and the rear end wall of the inner cylinder, and the air in the inner cylinder can flow to the rear end of the inner portion of the outer cylinder 2, enter the return air channel 22 from the return air inlet 21 and leave the outer cylinder 2. The condensation plate 3 is used as a condenser for condensing the air flowing through the return air inlet 21 into the return air passage 22 in the outer tub 2 to dehumidify the flowing air. That is, the air leaving the outer tub 2 from the return air inlet 21 can flow through the condensation plate 3, and after heat exchange through the condensation plate 3, moisture in the air is removed, the temperature of the air is reduced, and the air enters the return air passage 22 from the return air inlet 21.

Specifically, the high temperature air in the drying air duct enters the clothes treatment cavity, heats the clothes in the clothes treatment cavity, takes away the moisture on the clothes, and further forms the high temperature and high humidity gas, and the high temperature and high humidity gas enters the outer barrel 2 and can flow through the condensation disc 3 on the rear wall inside the outer barrel 2. The hot and humid air carries out the large tracts of land contact with condensation dish 3, makes hot and humid air and condensation dish 3 carry out heat exchange, makes the moisture in the air condensation dehumidification on condensation dish 3, after the condensation dehumidification of condensation dish 3 promptly, becomes the air of low temperature drying, again from return air inlet 21 in getting into return air passageway 22, and then get back to and heat again in the stoving wind channel, realize the drying cycle of washing dry all-in-one, and then realize the stoving function of washing dry all-in-one.

It should be noted that, compared with the traditional drying scheme, the embodiment utilizes the condensation plate 3 arranged on the rear wall inside the outer barrel 2 as the condenser, cancels the backpack condenser, and the condensation plate 3 does not occupy the space inside the outer barrel 2 or the space outside the outer barrel 2, thereby being beneficial to reducing the size of the whole machine, realizing extremely space design and meeting the requirement of embedded installation of a user.

In some embodiments, the condensation plate 3 has a circular contour, and the structural shape and the radian of the condensation plate 3 and the rear wall inside the outer cylinder 2 can be kept consistent. The thickness of the condensation plate 3 is in the range of 0.2-0.5mm, and thus does not occupy the space inside the outer tub 2.

In some embodiments, the condensation plate 3 is provided with a plurality of fixing holes 311, and the condensation plate 3 can be detachably attached to the rear wall inside the outer tub 2 by screws inserted into the fixing holes 311.

In other embodiments, the condensation plate 3 may be formed by injection molding, and the condensation plate 3 is integrally formed on the rear wall inside the outer cylinder 2 during the injection molding.

Referring to fig. 5 to 7, in some embodiments, the condensation plate 3 is made of a metal material. Specifically, the condensation plate 3 may be made of stainless steel or aluminum alloy. Utilize the characteristic of 3 metal material of condensation dish, its heat conduction coefficient is far above the heat conduction coefficient of plastics material, and heat exchange efficiency is high, makes damp and hot air earlier through 3 cooling backs of metal material condensation dish, can play fine dehumidification effects to can improve the heat exchange efficiency with the air, and then promote the condensation efficiency of washing dry all-in-one, shorten the stoving time.

In other embodiments, the condensation plate 3 may be made of other materials with high heat conductivity coefficient.

Fig. 8 is a schematic structural view of the condensation plate 3 of fig. 7.

Referring to fig. 5 to 7, in some embodiments, the condensation plate 3 includes a first plate portion 31 and a second plate portion 32 which are integrally formed. The first disk portion 31 and the second disk portion 32 are both made of metal.

The first disk 31 is circular and is disposed on the rear wall of the outer cylinder 2. The first tray 31 may be detachably attached to the rear wall inside the outer cylinder 2, or may be directly and integrally formed on the rear wall inside the outer cylinder 2.

The second disk part 32 is formed by the first disk part 31 being set back and concave, the second disk part 32 is used for extending into the air return opening 21 and is set on the inner wall of the air return channel 22. It should be noted that the second disk part 32 may be detachably attached to the inner wall of the return air duct 22, or may be directly and integrally formed on the rear wall inside the outer cylinder 2.

In some embodiments, the second disk portion 32 overlies a portion of the inner wall of the return air duct 22. It should be noted that in other embodiments, the second disk portion 32 may cover the entire inner wall of the return air duct 22.

When the air in the outer barrel 2 enters the air return channel 22 through the air return opening 21, the first disc part 31 and the second disc part 32 can condense the flowing air, so that the contact area of the air and the condensation disc 3 is increased, the condensation effect of the condensation disc 3 is improved, and the drying time of the washing and drying integrated machine is shortened.

It should be noted that in other embodiments, only the first disk portion 31 may be provided, that is, the second disk portion 32 is not provided.

Referring to fig. 5 to 8, in some embodiments, the fixing hole 311 is formed on the first plate 31, that is, the first plate 31 is formed with a plurality of fixing holes 311. When the first disk part 31 is fixed to the rear wall of the outer tub 2 through the fixing hole 311, the second disk part 32 can be attached to the inner wall of the return air duct 22.

Referring to fig. 5-8, in some embodiments, a through hole 312 is formed in the center of the first disk portion 31. When the condensation plate 3 is disposed on the rear wall inside the outer cylinder 2, the through hole 312 allows the output end of the driving device to pass through, so that the output end of the driving device can be connected to the inner cylinder and drive the inner cylinder to rotate relative to the outer cylinder 2.

Referring to fig. 5 to 8, in some embodiments, a first water inlet pipe 23 is disposed at the top of the outer tub 2, one end of the first water inlet pipe 23 is communicated with the inside of the outer tub 2 and is located above the top of the condensation plate 3, and the other end of the first water inlet pipe 23 is used for externally connecting a pipeline for condensed water, so that the condensed water can enter the outer tub 2 through the first water inlet pipe 23 and flow to the front side of the condensation plate 3. Meanwhile, a plurality of first flow guide strips 313 are convexly arranged on the front side surface of the first disk part 31, and the first flow guide strips 313 are used for guiding the condensed water. The first diversion strips 313 are arc-shaped or arc-shaped and extend from top to bottom. The top of a part of the first flow guiding strips 313 extends to the position right below the water outlet 231 of the first water inlet pipe 23, and a part of the first flow guiding strips 313 are distributed below another first flow guiding strip 313 at intervals, so that the first flow guiding strips 313 can be connected with each other.

When the condensed water in the first inlet pipe 23 flows toward the front side of the condensation tray 3, the condensed water can flow on the front side of the condensation tray 3 along the first guide bar 313. The condensed water can reduce the temperature of the condensation plate 3 and improve the condensation efficiency of the condensation plate 3; meanwhile, the condensed water can directly exchange heat with the damp and hot air in the outer cylinder 2 to condense and dehumidify the damp and hot air. The cooperation of a plurality of first water conservancy diversion strips 313 can prolong the route of flowing through of comdenstion water, and then improves the heat exchange area of comdenstion water and condensate tray 3 and damp and hot air, and then improves condensation efficiency and drying efficiency.

In some embodiments, the first flow guide strips 313 are respectively disposed at two sides of the perforation 312, the upper ends of the first flow guide strips 313 are collected right below the first water inlet pipe 23, and the lower ends of the first flow guide strips 313 are arranged around the periphery of the perforation 312. Therefore, the condensed water can flow from the top to the bottom to most of the area of the first disk portion 31, and the flow path and area of the condensed water on the first disk portion 31 are increased.

Fig. 9 is a schematic view of the structure of fig. 7 with the condensation plate 3 removed.

Referring to fig. 5 to 9, in some embodiments, a plurality of flow guiding ribs 24 are convexly disposed on the rear wall of the inner portion of the outer cylinder 2, and at least a portion of the flow guiding ribs 24 extend to a position right below the first water inlet pipe 23. Meanwhile, the plurality of first guide bars 313 are formed by the rear wall of the condensation plate 3 being recessed toward the front side, and the first guide bars 313 are arranged corresponding to the guide ribs 24. Therefore, when the condensation plate 3 is fixed on the rear wall inside the outer tub 2, the first guide bars 313 can be positioned on the guide ribs 24 in one-to-one correspondence, so that the condensation plate 3 is stably and precisely fixed on the rear wall inside the outer tub 2.

Referring to fig. 5 to 8, in some embodiments, a plurality of second flow guiding strips 314 are further protruded from the front side surface of the first disk portion 31, the second flow guiding strips 314 are arc-shaped or arc-shaped, and at least a plurality of second flow guiding strips 314 are disposed around the peripheral edge of the first disk portion 31. Therefore, when the condensed water in the first water inlet pipe 23 flows to the front side surface of the condensation plate 3, the condensed water can be restricted from flowing in the region of the front surface of the first plate portion 31 as much as possible by the enclosure of the second guide strip 314, and the utilization efficiency of the condensed water can be improved.

It should be noted that, in some embodiments, the second flow guiding strips 314 may also be formed by the rear wall of the condensation plate 3 being recessed towards the front side.

Referring to fig. 8, in some embodiments, a plurality of third flow-guiding strips 315 are further protruded from the front side surface of the first disk portion 31, the third flow-guiding strips 315 are in an arc or circular arc structure, and the third flow-guiding strips 315 are circumferentially disposed around the through hole 312. Therefore, the third guide bar 315 can prevent the condensed water from flowing to the central region of the first disk portion 31.

Referring to fig. 8, in some embodiments, a plurality of fourth guide bars 316 are further protruded from the front side surface of the first disk portion 31, the fourth guide bars 316 are arc-shaped or arc-shaped, and the fourth guide bars 316 are disposed at the interval regions between the adjacent first guide bars 313. The fourth guide bar 316 is used to allow the condensed water flowing downward along the upper first guide bar 313 to smoothly flow toward the lower first guide bar 313.

It should be noted that, in some embodiments, the third flow guide strips 315 and the fourth flow guide strips 316 may also be formed by recessing the rear wall of the condensation plate 3 to the front side.

Referring to fig. 2 to 7, in some embodiments, the bottom of the outer cylinder 2 is recessed with a drainage groove 25, and a drainage hole 251 is formed on the bottom surface of the drainage groove 25. The condensed water flowing into the outer tub 2 from the first water inlet pipe 23 can flow down along the condensation tray 3 and be collected in the drain groove 25, and then be discharged out of the outer tub 2 through the drain hole 251 or directly to the outside of the cabinet 1.

It should be noted that when the air in the outer cylinder 2 passes through the condensation plate 3, a part of condensed water can be generated on the condensation plate 3, and the condensed water can flow down along the condensation plate 3 and be collected in the drainage groove 25, and then be discharged out of the outer cylinder 2 through the drainage hole 251 or directly discharged to the outside of the box body 1.

Referring to fig. 2 to 8, in some embodiments, the air return opening 21 is formed at the top of the rear wall of the outer tub 2 and spaced apart from one side of the water outlet 231 of the first water inlet pipe 23, and the air return passage 22 is formed at the top region of the back side of the outer tub 2. Meanwhile, an isolation rib 33 is convexly arranged at the joint between the first disc part 31 and the second disc part 32, the isolation rib 33 is located at the edge of the second disc part 32 close to the water outlet 231 of the first water inlet pipe 23, and the isolation rib 33 is used for preventing the condensed water flowing out of the water outlet 231 of the first water inlet pipe 23 from flowing into the air return opening 21, namely preventing the condensed water of the first water inlet pipe 23 from flowing into the air return channel 22.

Referring to fig. 2 to 9, in some embodiments, the air return channel 22 is provided with a water spray pipe 4, the water spray pipe 4 is provided with a plurality of water spray holes 41, and at least a portion of the water spray holes 41 can be arranged toward the inside of the outer cylinder 2. Therefore, the spray pipe 4 can spray water toward the inside of the outer cylinder 2 through the spray holes 41, directly exchange heat with the air entering the return air channel 22, further condense and dehumidify the air entering the return air channel 22, and further improve the condensing efficiency and the drying efficiency.

In some embodiments, the plurality of water jet holes 41 are provided on the water jet 4, and some of the water jet holes 41 may also be arranged toward the second disk portion 32. That is, the water spray pipe 4 can spray water toward the second tray part 32 through the water spray holes 41, so that the temperature of the second tray part 32 is lowered, the heat exchange efficiency between the second tray part 32 and the air is improved, and the condensation efficiency and the drying efficiency can be further improved.

Fig. 10 is a rear view of fig. 9. Fig. 11 is a schematic view of the structure of fig. 10 from another perspective.

Referring to fig. 2 to 11, in some embodiments, a second water inlet pipe 26 is disposed on an outer wall of the return air channel 22, the second water inlet pipe 26 is located on an upper side of a top of the return air channel 22, one end of the second water inlet pipe 26 extends into the return air channel 22 and is communicated with the spray pipe 4, and the other end of the second water inlet pipe 26 is used for externally connecting a pipeline of condensed water. Therefore, the condensed water in the second inlet pipe 26 can be supplied to the spray pipe 4, so that the spray pipe 4 can spray water into the outer tube 2, the return air duct 22 or the second disk part 32 through the spray holes 41, thereby improving the condensation efficiency and the drying efficiency.

Referring to fig. 2-11, in some embodiments, the return air duct 22 includes a back duct 221 and a side duct 222 integrally connected to each other. Wherein, the back channel 221 is convexly arranged on the rear wall of the inner part of the outer cylinder 2, and the back channel 221 is communicated with the inner part of the outer cylinder 2 through the air return opening 21. The side passage 222 is protruded in the top region of the peripheral wall of the outer tub 2, and the side passage 222 communicates with the inside of the outer tub 2 through the back passage 221. The second disk portion 32 is provided on the inner wall of the back channel 221 and the water jet 4 projects into the interior of the back channel 221.

Referring to fig. 10 and 11, in some embodiments, a plurality of ribs 27 are protruded from the back surface of the outer tube 2, and the ribs 27 are used to increase the structural strength of the outer tube 2. The back channel 221 is located within the profile of the ribs 27, i.e. the back channel 221 does not project beyond the back of the ribs 27, and therefore the back channel 221 does not add to the volume of the back of the outer drum 2.

Based on the technical scheme, the embodiment of the utility model provides a have following advantage and positive effect:

in the washing and drying integrated machine provided by the embodiment of the utility model, the condensation plate 3 is additionally arranged on the rear wall inside the outer barrel 2, so that the structural shapes and the radians of the condensation plate 3 and the rear wall inside the outer barrel 2 can be kept consistent, the space inside the outer barrel 2 and the space outside the outer barrel 2 can not be occupied, the volume of the whole machine can be further reduced, and meanwhile, the structures of other parts at the bottom of the outer barrel 2 do not need to be changed, so that the processing and the assembly are convenient; an air return opening 21 on the rear wall of the outer cylinder 2 is matched with the drying air channel, so that air drying circulation can be formed among the inner cylinder, the outer cylinder 2 and the drying air channel; make the damp and hot air that the interior stoving clothing of inner tube produced can get into in the urceolus 2 to leave urceolus 2 from return air passageway 22, before damp and hot air leaves urceolus 2 through return air passageway 22, damp and hot air can carry out the large tracts of land contact with condensation dish 3, make damp and hot air earlier through condensation dish 3 cooling backs, play fine dehumidification effect, thereby can improve heat exchange efficiency, and then promote the condensation efficiency of washing and drying the all-in-one, shorten drying time.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (10)

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

the washing and drying integrated machine comprises a box body, a washing and drying integrated machine and a drying device, wherein the box body forms a shell outside the washing and drying integrated machine, and a clothes feeding opening is formed in the front surface of the box body;

an outer tub provided in the cabinet and configured to accommodate a tub of washing water, and having a tub opening disposed opposite to the laundry input opening on a front end surface thereof; an air return opening is concavely arranged on the rear wall inside the outer barrel;

an inner drum disposed in the outer drum and forming a laundry treatment chamber therein for accommodating laundry, the inner drum being rotatable within the outer drum;

the drying air duct is arranged outside the outer barrel, one end of the drying air duct is communicated with the air return opening, and the other end of the drying air duct is communicated with the front end part of the inner barrel;

the condensation disc is arranged on the rear wall in the outer cylinder, and a gap is formed between the condensation disc and the rear end wall of the inner cylinder;

the wet and hot air formed by drying the clothes in the clothes treatment cavity of the inner barrel can enter the outer barrel and flow through the condensation disc, the wet and hot air is in contact with the condensation disc and exchanges heat, so that moisture in the air is condensed and then enters the drying air channel from the air return opening.

2. The washing and drying machine as claimed in claim 1, wherein the condensation plate is detachably attached to the rear wall of the inner part of the outer cylinder;

or, the condensation plate is integrally formed on the rear wall of the inner part of the outer barrel.

3. The washing and drying integrated machine according to claim 1, wherein a return air channel is arranged outside the outer cylinder, one end of the return air channel is communicated with the return air inlet, and the other end of the return air channel is communicated with the drying air duct;

the condensation plate comprises a first plate part and a second plate part which are integrally formed;

the first disc part is arranged on the rear wall in the outer cylinder;

the second disc part is formed by rearward concave setting of the first disc part, and the second disc part extends into and is arranged in the air return opening and is arranged on at least part of the inner wall of the air return channel.

4. The washing and drying integrated machine according to claim 3, wherein a first water inlet pipe is arranged at the top of the outer cylinder, and one end of the first water inlet pipe is communicated with the inside of the outer cylinder and is positioned above the top of the condensation plate;

the front side surface of the first disc part is convexly provided with a plurality of flow guide strips, and at least part of the top of the flow guide strips extends to the position right below the water outlet of the first water inlet pipe.

5. The washing and drying integrated machine according to claim 4, wherein a plurality of flow guiding ribs are convexly arranged on the rear wall in the outer barrel, and the tops of at least part of the flow guiding ribs extend to the position right below the water outlet of the first water inlet pipe;

the plurality of guide strips comprise a plurality of first guide strips, the first guide strips are formed by concavely arranging the rear wall of the condensation plate to the front side, and the first guide strips are correspondingly arranged with the guide ribs.

6. The washing and drying integrated machine according to claim 4, wherein the plurality of air guide strips further comprise a plurality of second air guide strips, the second air guide strips are arc-shaped, and at least a plurality of the second air guide strips are arranged at the peripheral side edge of the first disk portion in a surrounding mode.

7. The washing and drying integrated machine according to claim 4, wherein the return air inlet is formed in the top of the rear wall of the outer barrel and is spaced at one side of the first water inlet pipe;

and an isolation rib is convexly arranged at the joint between the first disc part and the second disc part, is positioned at the edge of the second disc part close to the first water inlet pipe and is used for preventing the condensed water of the first water inlet pipe from flowing into the air return opening.

8. An all-in-one washer dryer as claimed in claim 3 wherein the return air duct comprises a back duct and side ducts integrally connected;

the back channel is arranged on the rear wall in the outer barrel in a protruding mode, the side channel is arranged on the peripheral wall of the outer barrel in a protruding mode, and the side channel is communicated with the interior of the outer barrel through the back channel;

the second disk portion is disposed on an inner wall of the back channel.

9. The washing and drying integrated machine according to claim 3, wherein a water spray pipe is arranged in the return air channel, a water spray opening is arranged on the water spray pipe, and the water spray pipe can spray water towards the inside of the outer cylinder through the water spray opening;

and a second water inlet pipe is arranged on the outer wall of the return air channel, and one end of the second water inlet pipe extends into the return air channel and is communicated with the water spray pipe.

10. The washing and drying machine as claimed in claim 1, wherein the condensation plate is made of metal.

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