CN116623405A - Air duct housing assembly, laundry treating apparatus, and control method of laundry treating apparatus - Google Patents

Abstract

The invention discloses an air duct shell assembly, a clothes treatment device and a control method of the clothes treatment device, wherein the air duct shell assembly comprises the following components: the air duct shell is suitable for defining a first air duct, a second air duct and an air inlet cavity, the first air duct is provided with a first inlet, the second air duct is provided with two second inlets, and the first inlet and the two second inlets are communicated with the air inlet cavity; the first baffle and the second baffle are both rotatably arranged in the air duct shell and are used for respectively opening and closing the two second inlets; the driving motor is connected with the first baffle and the second baffle and is used for driving the first baffle and the second baffle to synchronously move so as to simultaneously open and close the two second inlets. The air duct shell assembly can control the on-off of the air duct by using one driving motor, has a simple structure and reduces the production cost of the clothes treatment device.

Description

Air duct housing assembly, laundry treating apparatus, and control method of laundry treating apparatus

Technical Field

The invention relates to the technical field of clothes treatment devices, in particular to an air duct shell assembly, a clothes treatment device and a control method of the clothes treatment device.

Background

In the prior art, an air duct shell assembly with two different air ducts for introducing dry air flow into a clothes treatment cavity is designed, so that the air flow has different running paths, further, the clothes treatment device can be switched between different ventilation modes, and the flow speed and the flow quantity of the air flow are changed in the switching process, so that the aim of better adjusting the flow speed and the flow quantity of the air flow introduced into the clothes treatment cavity is fulfilled.

In the air duct shell assembly, whether air flow is introduced into one of the two air ducts can be controlled through the switching device, and because the air duct is provided with two inlets, the switching device needs two driving motors to simultaneously control the opening and closing of the two inlets, so that the overall structure of the air duct shell assembly is complex, the arrangement of the air duct shell assembly is not facilitated, the production cost is increased, and an improvement space exists.

Disclosure of Invention

The present invention aims to solve, at least to some extent, one of the above technical problems in the prior art. Therefore, the invention provides the air duct shell assembly, which has a simple structure and reduces the production cost of the clothes treatment device.

An air duct housing assembly according to an embodiment of the present invention includes: an air duct housing adapted to define a first air duct having a first inlet, a second air duct having two second inlets, both the first inlet and the two second inlets being in communication with the air intake chamber; the first baffle plate and the second baffle plate are rotatably arranged in the air duct shell and are used for respectively opening and closing the two second inlets; the driving motor is connected with the first baffle and the second baffle and is used for driving the first baffle and the second baffle to synchronously move so as to simultaneously open and close the two second inlets.

According to the air duct shell assembly provided by the embodiment of the invention, the air duct can be controlled to be opened and closed by using one driving motor, the structure is simple, and the production cost of the clothes treatment device is reduced.

In addition, the air duct shell assembly according to the embodiment of the invention can also have the following additional technical characteristics:

according to some embodiments of the invention, the drive motor is connected to the first baffle plate via at least a first connector, and the drive motor is connected to the second baffle plate via at least a second connector.

According to some embodiments of the invention, one end of the first connector is hinged to the rotating shaft of the first baffle, and one end of the second connector is hinged to the rotating shaft of the second baffle.

According to some embodiments of the invention, the air duct housing assembly further comprises: the installing support, the installing support has first connecting portion and second connecting portion, first connecting portion with the other end of first connecting piece is articulated, the second connecting portion with the other end of second connecting piece is articulated, wherein, driving motor's motor shaft with the installing support is connected, is used for the drive the installing support rotates in order to pass through first connecting piece drives the pivot of first baffle rotates and pass through the second connecting piece drives the pivot of second baffle rotates.

According to some embodiments of the invention, the first and second connection portions form respective connection lugs.

According to some embodiments of the invention, each of the first and second connectors includes at least one arc-shaped connecting section, wherein in the first and second connectors, a plurality of arc-shaped connecting sections are sequentially arranged from a rotation axis of the first baffle to a rotation axis of the second baffle, and two adjacent arc-shaped connecting sections in the first and second connectors are respectively hinged with a motor shaft of the driving motor.

According to some embodiments of the invention, the first baffle and the second baffle are synchronously reversed, and the bending directions of any two adjacent arc-shaped connecting sections are opposite, and the number of the arc-shaped connecting sections of the first connecting piece and the number of the arc-shaped connecting sections of the second connecting piece are different by an odd number.

According to some embodiments of the invention, the drive motor, the first connector and the second connector are located outside the air duct housing.

According to some embodiments of the invention, the air duct housing comprises a housing and a separation rib located in the middle of the housing and connected with the bottom wall of the housing, wherein the first air duct is located in an area surrounded by the separation rib, and the second air duct is located between the side wall of the housing and the separation rib.

According to some embodiments of the invention, in a state in which the first baffle and the second baffle close the two second inlets, both ends of the first baffle and the second baffle are respectively stopped against the side wall of the housing and the partition rib.

According to another aspect of the present invention, a laundry treating apparatus includes a housing and the air duct case assembly described above, the air duct case assembly being provided outside the housing; the clothes treating barrel is rotatably arranged in the shell, a first air inlet area and a second air inlet area are formed in the barrel bottom of the clothes treating barrel, the first air inlet area is communicated with the first air duct and the inner cavity of the clothes treating barrel, the second air inlet area is communicated with the second air duct and the inner cavity of the clothes treating barrel, and the heating system is communicated with the air inlet cavity and the air outlet of the clothes treating barrel.

The present invention also provides a control method of a laundry treatment apparatus, the heating system being a heat pump system and including a compressor, the control method of the laundry treatment apparatus comprising the steps of: in the drying stage, controlling the driving motor to rotate positively so as to enable the first baffle plate and the second baffle plate to close the two second inlets; and when the temperature of the compressor reaches a preset temperature, controlling the driving motor to rotate reversely so as to enable the first baffle plate and the second baffle plate to open the second inlet.

Drawings

FIG. 1 is a schematic structural view of a duct housing assembly according to one embodiment of the present invention;

FIG. 2 is a schematic structural view of a duct housing assembly according to one embodiment of the present invention;

FIG. 3 is a schematic structural view of a duct housing assembly according to one embodiment of the present invention;

FIG. 4 is a cross-sectional view of FIG. 3 at A-A;

FIG. 5 is a schematic structural view of a duct housing assembly according to one embodiment of the present invention;

FIG. 6 is a schematic structural view of a duct housing assembly according to one embodiment of the present invention;

FIG. 7 is a schematic structural view of a duct housing assembly according to one embodiment of the invention;

fig. 8 is a schematic structural view of a laundry treating tub according to an embodiment of the present invention;

FIG. 9 is a partial schematic structural view of a duct housing assembly according to one embodiment of the invention;

FIG. 10 is a partial schematic structural view of a duct housing assembly according to one embodiment of the invention;

FIG. 11 is a partial schematic structural view of a duct housing assembly according to one embodiment of the invention;

FIG. 12 is a partial schematic structural view of a duct housing assembly according to one embodiment of the invention;

FIG. 13 is a partial schematic structural view of a duct housing assembly according to one embodiment of the invention;

FIG. 14 is a partial schematic structural view of a duct housing assembly according to one embodiment of the invention;

fig. 15 is a flowchart of a control method of the laundry treating apparatus according to the present invention.

Reference numerals:

the air duct housing assembly 100, the air duct housing 1, the housing 11, the partition rib 12, the first air duct 10, the first inlet 101, the second air duct 20, the second inlet 201, the air inlet chamber 30, the first baffle plate 51, the rotating shaft 511 of the first baffle plate, the second baffle plate 52, the rotating shaft 521 of the second baffle plate, the driving motor 54, the first connecting piece 55, the second connecting piece 56, the mounting bracket 8, the first connecting portion 81, the second connecting portion 82, the arc-shaped connecting section 9, the laundry treating tub 200, the first air inlet area 21, and the second air inlet area 22.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.

In the description of the present invention, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The air duct shell assembly according to the embodiment of the invention can be used for a clothes treatment device, wherein the clothes treatment device can be a clothes dryer, and in the clothes treatment process, dry air flow is introduced into the clothes treatment cavity through an air duct formed in the air duct shell positioned at the rear side of the clothes treatment cavity, so that the dry air flow is utilized to carry out drying treatment on the clothes.

The casing of clothing processing apparatus can protect the inside structure of clothing processing apparatus in the outside to make clothing processing apparatus can keep stable operation, be provided with the clothing processing drum in the casing for place the clothing of waiting to handle, the clothing is handled in the inner chamber of clothing processing drum, and clothing processing apparatus is through letting in dry air current to the inner chamber of clothing processing drum, so that clothing can obtain drying treatment, and the casing can support and protect clothing processing drum in the outside of clothing processing drum.

The clothes treating apparatus is provided with an air inlet, and air can enter the clothes treating apparatus through the air inlet, so that air flow can be formed in the clothes treating apparatus, and the air flow is utilized to treat clothes. The air entering the clothes treating device from the air inlet is guided by the air channel formed in the air channel shell assembly and then enters the inner cavity of the clothes treating cylinder, so that clothes are treated.

In the prior art, an air duct shell assembly with two different air ducts for introducing dry air flow into a clothes treatment cavity is designed, so that the air flow has different running paths, further, the clothes treatment device can be switched between different ventilation modes, and the flow speed and the flow quantity of the air flow are changed in the switching process, so that the aim of better adjusting the flow speed and the flow quantity of the air flow introduced into the clothes treatment cavity is fulfilled.

In some embodiments, in the air duct shell assembly, whether air flow is introduced into one of the two air ducts can be controlled through the switching device, and since the air duct is provided with two inlets, the switching device needs two driving motors to simultaneously control the opening and closing of the two inlets, so that the overall structure of the air duct shell assembly is complex, the arrangement of the air duct shell assembly is not facilitated, and the production cost is increased.

Therefore, the embodiment of the invention designs the air duct shell assembly 100 which can control the two inlets of the air duct to be simultaneously opened or closed through one driving motor 54, thereby simplifying the structure of the air duct shell assembly 100, reducing the using amount of the driving motor 54, reducing the production cost, keeping the opening and closing of the two inlets synchronous and ensuring the reliability of the air duct shell assembly 100.

A duct housing assembly 100 according to an embodiment of the present invention is described below with reference to fig. 1-14.

The duct case assembly 100 according to an embodiment of the present invention may include: the air duct case 1, the first barrier 51, the second barrier 52, and the driving motor 54.

The air duct housing 1 is adapted to define a first air duct 10, a second air duct 20 and an air inlet cavity 30, wherein the first air duct 10 and the second air duct 20 are independent of each other and do not interfere with each other, and when air flows in one air duct among the first air duct 10 and the second air duct 20, the air flows in the other air duct cannot enter.

The first air duct 10 has a first inlet 101 through which air flow needs to enter the first air duct 10, the second air duct 20 has two second inlets 201 through which air flow needs to enter the second air duct 20, and when the second inlets 201 are closed, air flow will not enter the second air duct 20, which in turn allows air flow to enter the first air duct 10 through the first inlet 101 entirely and into the interior cavity of the laundry treating tub 200 through the first air duct 10.

In some embodiments, the first inlet 101 and the two second inlets 201 are both in communication with the air intake chamber 30, specifically, the air entering the laundry treating apparatus from the air intake is first introduced into the air intake chamber 30 and split between the first inlet 101 and the second inlets 201, wherein a part of the air flow may enter the first air duct 10 through the first inlet 101, and another part of the air flow may enter the second air duct 20 through the two second inlets 201, and the air flow may enter the first air duct 10 through the first inlet 101, enter the second air duct 20 through the second inlet 201, and enter the inner cavity of the laundry treating tub 200 through the first air duct 10 and the second air duct 20, and at this time, the air flow in the inner cavity of the laundry treating tub 200 is more uniform.

In some embodiments, when the two second inlets 201 are closed, the air flow in the air inlet chamber 30 enters the first air duct 10 through the first inlet 101, and enters the inner cavity of the laundry treating tub 200 through the first air duct 10, and at this time, the air flow in the inner cavity of the laundry treating tub 200 is faster, which is beneficial to local air drying.

The two second inlets 201 of the second air duct 20 control the opening and closing of the second inlets 201 by two baffles provided at the second inlets 201, specifically, a first baffle 51 is provided at one second inlet 201 and a second baffle 52 is provided at the other second inlet 201, and the first and second baffles 51 and 52 are movable between a position of opening the second inlet 201 and a position of closing the second inlet 201.

In some embodiments, the first baffle plate 51 and the second baffle plate 52 are used for respectively opening and closing the two second inlets 201, and the first baffle plate 51 and the second baffle plate 52 are rotatably disposed in the air duct housing 1, so that the rotation of the first baffle plate 51 and the second baffle plate 52 is used for controlling the first baffle plate 51 and the second baffle plate 52 to open the second inlets 201 or close the second inlets 201.

Wherein the driving motor 54 can provide driving force for the rotation of the first barrier 51 and the second barrier 52. Specifically, the driving motor 54 can be connected to the first barrier 51, the second barrier 52 at the same time, and drive the first barrier 51 and the second barrier 52 to move synchronously to open and close the two second inlets 201 at the same time.

As shown in fig. 1 to 7, when the first shutter 51 and the second shutter 52 are switched from the position where the second inlet 201 is opened to the position where the second inlet 201 is closed, the first shutter 51 and the second shutter 52 need to be controlled to rotate so that the first shutter 51 and the second shutter 52 can be moved to the designated positions.

In some embodiments, when the first baffle 51 and the second baffle 52 are located at the position of opening the second inlet 201, if the first baffle 51 and the second baffle 52 need to be controlled to close the second inlet 201 of the second air duct 20, the driving motor 54 needs to be controlled to operate, and the driving motor 54 simultaneously drives the first baffle 51 to rotate anticlockwise and drives the second baffle 52 to rotate clockwise until the first baffle 51 and the second baffle 52 rotate to a position where the second inlet 201 of the second air duct 20 can be closed.

In some alternative embodiments, when the first and second baffles 51 and 52 are deflected in the same direction to open the second inlet 201, the driving motor 54 drives the first and second baffles 51 and 52 to rotate in the same direction to close the second inlet 201 of the second air duct 20.

In some embodiments, when the first baffle 51 and the second baffle 52 are located at a position for closing the second inlet 201 of the second air duct 20, if the first baffle 51 and the second baffle 52 need to be controlled to open the second inlet 201 of the second air duct 20, the driving motor 54 needs to be controlled to operate, and the driving motor 54 simultaneously drives the first baffle 51 to rotate clockwise and drives the second baffle 52 to rotate counterclockwise until the first baffle 51 and the second baffle 52 rotate to a position capable of opening the second inlet 201 of the second air duct 20.

According to the air duct shell assembly 100 of the embodiment of the invention, the air duct shell assembly 100 can realize control of air duct on-off by utilizing one driving motor 54, has a simple structure, and reduces the production cost of the clothes treatment device.

As shown in fig. 9 to 14, in order to facilitate the driving motor 54 to simultaneously drive the first barrier 51 and the second barrier 52 located at both sides of the duct case assembly 100 and to enable the first barrier 51 and the second barrier 52 to move synchronously, a connection member is provided between the driving motor 54 and the first barrier 51 and the driving motor 54 and the second barrier 52 so that the driving force of the driving motor 54 can be simultaneously transmitted to the first barrier 51 and the second barrier 52 through the connection member.

Wherein, driving motor 54 links to each other through first connecting piece 55 at least with first baffle 51, and driving motor 54 links to each other through second connecting piece 56 at least with second baffle 52, therefore, through first connecting piece 55 and second connecting piece 56, can be with the steady transmission of driving force of driving motor 54 to first baffle 51 and second baffle 52 for first baffle 51 and second baffle 52 can stable motion, have ensured the reliability of first baffle 51 and second baffle 52 operation.

Referring to fig. 9 to 14, one end of the first link 55 is hinged to the rotation shaft 511 of the first barrier 51, whereby the first link 55 can only give the first barrier 51 a driving force to rotate along the rotation shaft 511 of the first barrier 51, and does not give the rotation shaft 511 of the first barrier 51 a driving force to move in a horizontal direction, whereby it can be prevented that the rotation shaft 511 of the first barrier 51 is damaged due to a large shearing force, thereby improving the reliability of the operation of the first barrier 51.

One end of the second link 56 is hinged to the rotation shaft 521 of the second barrier 52, whereby the second link 56 can only give the second barrier 52 a driving force for rotation along the rotation shaft 521 of the second barrier 52, but not give the second barrier 52 a driving force for horizontal movement of the rotation shaft 521, whereby damage to the rotation shaft 511 of the first barrier 51 due to a large shearing force of the rotation shaft 521 of the second barrier 52 can be prevented, and the reliability of the operation of the first barrier 51 can be improved.

As shown in fig. 9-14, the duct housing assembly 100 further includes: the mounting bracket 8, wherein the motor shaft of the driving motor 54 is connected with the mounting bracket 8, the mounting bracket 8 has a first connecting portion 81 and a second connecting portion 82, the first connecting portion 81 is hinged with the other end of the first connecting member 55, the second connecting portion 82 is hinged with the other end of the second connecting member 56, thereby, the driving motor 54 can rotate by driving the mounting bracket 8 to transmit its driving force to the mounting bracket 8, so that the mounting bracket 8 rotates, the mounting bracket 8 drives the rotating shaft 511 of the first baffle plate 51 to rotate through the first connecting member 55, and drives the rotating shaft 521 of the second baffle plate 52 to rotate through the second connecting member 56.

According to some embodiments of the present invention, the first and second connection parts 81 and 82 form connection lugs, respectively, to facilitate transmission of driving force.

Referring to fig. 9 to 14, each of the first and second connection members 55 and 56 includes at least one arc-shaped connection section 9, the arc-shaped connection section 9 being capable of converting a rotational tendency of a structure adjacent thereto into a rotational tendency opposite to a rotational direction thereof, wherein in the first and second connection members 55 and 56, the plurality of arc-shaped connection sections 9 are sequentially arranged from the rotational shaft 511 of the first barrier 51 to the rotational shaft 521 of the second barrier 52, whereby the driving force of the driving motor 54 can be sequentially transmitted to the first and second barriers 51 and 52 through the plurality of arc-shaped connection sections 9.

Two adjacent arc-shaped connecting sections 9 in the first connecting piece 55 and the second connecting piece 56 are respectively hinged with the motor shaft of the driving motor 54, so that the driving motor 54 can only provide driving force for one end of the two adjacent arc-shaped connecting sections 9, and the other end of the arc-shaped section is driven by the driving force provided by one end of the arc-shaped section, and therefore the driving force of the driving motor 54 can be better transmitted to the arc-shaped connecting sections 9, and the phenomenon that the baffle is influenced by larger displacement generated at the position, far away from the driving motor 54, of the first connecting piece 55 and the second connecting piece 56 is avoided.

Referring to fig. 9 to 14, the first barrier 51 and the second barrier 52 are reversely rotated in synchronization, and the bending directions of any adjacent two arc-shaped connection sections 9 are opposite, so that the driving force of the driving motor 54 rotating in one direction can be converted into the driving force of any one rotation direction by the action of the arc-shaped connection sections 9, and the stress of the connection member is more uniform.

The number of arcuate connecting sections 9 of the first link 55 differs by an odd number from the number of arcuate connecting sections 9 of the second link 56 such that the direction of action of the driving force transmitted by the first link 55 to the first barrier 51 is opposite to the direction of action of the driving force transmitted by the second link 56 to the second barrier 52.

For example, when the arc-shaped connection sections 9 of the first link 55 are one and the arc-shaped connection sections 9 of the second link 56 are two, when the driving motor 54 supplies the clockwise driving force to the mounting bracket 8, the one arc-shaped connection section 9 of the first link 55 can convert the clockwise driving force supplied from the mounting bracket 8 into the own motion and transmit the driving force to the rotation shaft 511 of the first barrier 51, and the rotation shaft 511 of the first barrier 51 is rotated clockwise by the driving force of the first link 55 to move the first barrier 51 from the position closing the second inlet 201 of the second duct 20 to the position opening the second inlet 201 of the second duct 20.

In some embodiments, the arc-shaped connection section 9 of the second connection member 56 connected to the mounting bracket 8 can convert the clockwise driving force provided by the mounting bracket 8 into its own movement and transmit the driving force to the arc-shaped connection section 9 adjacent thereto, that is, the arc-shaped connection section 9 connected to the rotation shaft 521 of the second barrier 52 will move under the driving of the arc-shaped connection section 9 connected to the mounting bracket 8 and drive the rotation shaft 521 of the second barrier 52 to rotate counterclockwise, so that the second barrier 52 moves from the position closing the second inlet 201 of the second duct 20 to the position opening the second inlet 201 of the second duct 20.

When the driving motor 54 supplies the counterclockwise driving force to the mounting bracket 8, one arc-shaped connection section 9 of the first link 55 can convert the counterclockwise driving force supplied from the mounting bracket 8 into its own motion and transmit the driving force to the rotation shaft 511 of the first barrier 51, and the rotation shaft 511 of the first barrier 51 is rotated counterclockwise by the driving force of the first link 55 to move the first barrier 51 from the position of opening the second inlet 201 of the second duct 20 to the position of closing the second inlet 201 of the second duct 20.

In some embodiments, the arc-shaped connection section 9 of the second connection member 56 connected to the mounting bracket 8 can convert the counterclockwise driving force provided by the mounting bracket 8 into movement thereof and transmit the driving force to the arc-shaped connection section 9 adjacent thereto, that is, the arc-shaped connection section 9 connected to the rotation shaft 521 of the second barrier 52, and the arc-shaped connection section 9 connected to the rotation shaft 521 of the second barrier 52 can move under the driving of the arc-shaped connection section 9 connected to the mounting bracket 8 and rotate the rotation shaft 521 of the second barrier 52 clockwise to move the second barrier 52 from the position of opening the second inlet 201 of the second duct 20 to the position of closing the second inlet 201 of the second duct 20.

Referring to fig. 1 to 7, the driving motor 54, the first connection member 55 and the second connection member 56 are disposed at the outer side of the air duct case 1 to prevent the arrangement of the driving motor 54, the first connection member 55 and the second connection member 56 from affecting the flow of the air flow in the air duct case 1, so that the arrangement of the driving motor 54, the first connection member 55 and the second connection member 56 is convenient, the wind resistance in the air duct is reduced, and the performance of the laundry treating apparatus is improved.

As shown in fig. 1 to 7, the duct case 1 includes a housing 11 and a partition rib 12, the partition rib 12 is located at a middle portion in the housing 11 and is connected to a bottom wall of the housing 11 to divide a space in the housing 11 into two parts, which are respectively formed into two different ducts of a first duct 10 and a second duct 20, the first duct 10 and the second duct 20 are independent from each other and do not interfere with each other, and when an air flow passes through one duct, the air flow in the duct does not enter the other duct.

Wherein, first wind channel 10 is located the region that the separating rib 12 encloses, and second wind channel 20 is located between the lateral wall of housing 11 and separating rib 12, that is to say, define first wind channel 10 in the region that separating rib 12 encloses, the region that separating rib 12 encloses outwards defines second wind channel 20, from this, make housing 11 can form many wind channels, and cut apart the wind channel through separating rib 12, make the overall structure of wind channel shell subassembly 100 simpler, wind channel shell 1 integrated into one piece, the processing of being convenient for.

Referring to fig. 1 to 7, in a state in which the first and second baffles 51 and 52 close the second inlets 201 of the two second air channels 20, both ends of the first and second baffles 51 and 52 are respectively stopped against the sidewall of the casing 11 and the partition rib 12, so that the first and second baffles 51 and 52 can seal the second air channel 20, prevent air flow from entering the second air channel 20 through the gaps, resulting in loss of air flow, ensure the amount of air entering the treatment chamber, and further ensure the laundry treatment effect of the laundry treatment apparatus.

A laundry treating apparatus according to a second aspect of an embodiment of the present invention includes a housing and the air duct case assembly 100 described above.

As shown in fig. 8, the casing of the laundry treating apparatus can protect the inside structure of the laundry treating apparatus at the outside so that the laundry treating apparatus can maintain stable operation, the laundry treating tub 200 rotatably provided in the casing for placing laundry to be treated, and the laundry treating tub 200 can shake off the laundry during rotation, the laundry is treated in the inner cavity of the laundry treating tub 200, and the laundry treating apparatus can support and protect the laundry treating tub 200 at the outside of the laundry treating tub 200 by introducing a dry air flow into the inner cavity of the rotating laundry treating tub 200 so that the laundry can be dried.

The bottom of the laundry treating tub 200 has a first air inlet area 21 and a second air inlet area 22, and air flow may enter the inner cavity of the laundry treating tub 200 through the first air inlet area 21, air flow may enter the inner cavity of the laundry treating tub 200 through the second air inlet area 22, and air flow may enter the inner cavity of the laundry treating tub 200 through both the first air inlet area 21 and the second air inlet area 22.

When the air flow only enters the inner cavity of the clothes treating barrel 200 through the first air inlet area 21 or the second air inlet area 22, the flow speed of the air flow is high, the air flow with penetrating power can quickly dry the part of the clothes which is not easy to dry, the clothes drying function of the clothes treating device can be ensured to reliably run, and the clothes drying effect of the clothes treating device is ensured.

When the air flow enters the inner cavity of the clothes treating barrel 200 through the first air inlet area 21 and the second air inlet area 22, the air flow in the clothes treating barrel 200 is uniform, and the whole clothes in the inner cavity of the clothes treating barrel 200 can be dried.

In some embodiments, the air duct housing assembly 100 is disposed outside the housing, and two different air ducts, namely, the first air duct 10 and the second air duct 20, are defined between the air duct housing assembly 100 and the housing, and the first air duct 10 and the second air duct 20 are independent of each other and do not interfere with each other, so that when air flows in one air duct, the air flows in the air duct cannot enter the other air duct.

Wherein, the first air inlet area 21 is communicated with the first air duct 10 and the inner cavity of the clothes treating tub 200, and the second air inlet area 22 is communicated with the second air duct 20 and the inner cavity of the clothes treating tub 200. That is, the air flow entering the laundry treating apparatus from the air inlet can enter the inner cavity of the laundry treating tub 200 through the first air inlet area 21 after passing through the first air duct 10, the air flow entering the laundry treating apparatus from the air inlet can enter the inner cavity of the laundry treating tub 200 through the second air inlet area 22 after passing through the second air duct 20, and the air inlet area in the laundry treating tub 200 can be controlled by controlling the air duct through which the air flow flows, thereby realizing the conversion between different air flowing modes in the inner cavity of the laundry treating tub 200.

In some embodiments, the heating system is in communication with the air intake chamber and the air outlet of the laundry treatment tub, such that the air flow entering the laundry treatment device through the air intake chamber can enter the interior cavity of the laundry treatment tub 200 after the heating system has been heated at high temperature and water evaporated.

The heating system may be a heat pump system, and the heat pump system is disposed in the housing and has a heating cavity, and the heating cavity is communicated with the air inlet cavity 30 and the air outlet of the laundry treating tub 200, so that the air flow entering the laundry treating apparatus through the air inlet can enter the inner cavity of the laundry treating tub 200 after the heating cavity is heated at high temperature and water is evaporated.

According to the clothes treating apparatus of the embodiment of the invention, by adopting the air duct shell assembly 100, the whole structure of the clothes treating apparatus can be more compact, and the production cost of the clothes treating apparatus is reduced.

The present invention also provides a control method of a laundry treating apparatus, wherein the heating system is a heat pump system and includes a compressor, as shown in the drawings, the control method of the laundry treating apparatus includes the steps of:

s1, in a drying stage, controlling the driving motor to rotate positively so as to enable the first baffle plate and the second baffle plate to close the two second inlets;

specifically, after the laundry treating apparatus enters the drying stage, the heat pump system is turned on, the temperature of the compressor of the heat pump system gradually increases, the driving motor 54 controls the mounting bracket 8 to rotate clockwise, at this time, the first baffle plate 51 rotates clockwise under the driving action of the driving motor 54, and the second baffle plate 52 rotates counterclockwise under the driving action of the driving motor 54 to close the two second inlets 201 of the second air duct 20, at this time, the air flow can enter the inner cavity of the laundry treating tub 200 through the first air duct 10 and the first air inlet area 21 of the laundry treating tub 200, at this time, the flow velocity of the air flow is fast, and the laundry can be dried rapidly.

S2, controlling the driving motor to rotate reversely when the temperature of the compressor reaches a preset temperature so as to enable the first baffle plate and the second baffle plate to open the second inlet.

Specifically, as the operation time of the drying stage of the laundry treatment apparatus increases, the temperature of the compressor of the heat pump system gradually increases, when the temperature of the compressor of the heat pump system increases to a preset temperature, the temperature sensor at the outlet of the compressor can detect that the temperature reaches the preset temperature and send a signal to the control system, the control system controls the driving motor 54 to operate according to the signal transmitted by the temperature sensor, the driving motor 54 controls the mounting bracket 8 to rotate counterclockwise, at this time, the first baffle plate 51 rotates counterclockwise under the driving action of the driving motor 54, the second baffle plate 52 rotates clockwise under the driving action of the driving motor 54 to open the two second inlets 201 of the second air duct 20, at this time, the air flow can enter the inner cavity of the laundry treatment tub 200 from the first air inlet area 21 and the second air inlet area 22 of the laundry treatment tub 200 simultaneously through the first air duct 10 and the second air duct 20, at this time, the air flow in the inner cavity of the laundry treatment tub 200 is uniform, and the laundry can be dried uniformly.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims (12)

1. An air duct housing assembly, comprising:

an air duct housing adapted to define a first air duct having a first inlet, a second air duct having two second inlets, both the first inlet and the two second inlets being in communication with the air intake chamber;

the first baffle plate and the second baffle plate are rotatably arranged in the air duct shell and are used for respectively opening and closing the two second inlets;

the driving motor is connected with the first baffle and the second baffle and is used for driving the first baffle and the second baffle to synchronously move so as to simultaneously open and close the two second inlets.

2. The air duct housing assembly of claim 1, wherein the drive motor is coupled to the first baffle plate via at least a first connector and the drive motor is coupled to the second baffle plate via at least a second connector.

3. The air duct housing assembly of claim 2, wherein one end of the first connector is hinged to the axis of rotation of the first baffle and one end of the second connector is hinged to the axis of rotation of the second baffle.

4. The air duct housing assembly of claim 3, further comprising:

the mounting bracket is provided with a first connecting part and a second connecting part, the first connecting part is hinged with the other end of the first connecting piece, the second connecting part is hinged with the other end of the second connecting piece,

the motor shaft of the driving motor is connected with the mounting bracket, and is used for driving the mounting bracket to rotate so as to drive the rotating shaft of the first baffle to rotate through the first connecting piece and drive the rotating shaft of the second baffle to rotate through the second connecting piece.

5. The air duct housing assembly of claim 4, wherein the first and second connection portions each form a connection lug.

6. The air duct housing assembly of claim 2, wherein each of said first and second connectors includes at least one arcuate connector segment,

wherein, in first connecting piece with in the second connecting piece, a plurality of arc linkage segment follow the pivot of first baffle to the pivot of second baffle is arranged in order, two adjacent in first connecting piece with the second connecting piece the arc linkage segment respectively with driving motor's motor shaft articulates.

7. The air duct housing assembly of claim 6, wherein the first and second baffles are reversed in synchronization, and wherein the curved directions of any adjacent two of the arcuate connecting segments are opposite, the number of arcuate connecting segments of the first connector differing from the number of arcuate connecting segments of the second connector by an odd number.

8. The air duct housing assembly of any of claims 2-7, wherein the drive motor, the first connector, and the second connector are disposed outside of the air duct housing.

9. The air duct housing assembly of any of claims 1-7, wherein the air duct housing includes an enclosure housing and a dividing rib positioned centrally within the enclosure housing and connected to a bottom wall of the enclosure housing,

the first air channel is located in an area surrounded by the separation ribs, and the second air channel is located between the side wall of the housing and the separation ribs.

10. The air duct housing assembly of claim 9, wherein both ends of the first and second baffles abut the side walls of the enclosure and the separating ribs, respectively, in a state in which the first and second baffles close the two second inlets.

11. A laundry treating apparatus, comprising:

a housing;

the air duct housing assembly of any of claims 1-10, the air duct housing assembly being provided outside of the housing;

a clothes treatment barrel which is rotatably arranged in the shell, wherein the barrel bottom of the clothes treatment barrel is provided with a first air inlet area and a second air inlet area, the first air inlet area is communicated with the first air duct and the inner cavity of the clothes treatment barrel, the second air inlet area is communicated with the second air duct and the inner cavity of the clothes treatment barrel,

and the heating system is communicated with the air inlet cavity and the air outlet of the clothes treatment barrel.

12. A control method of a laundry treatment apparatus according to claim 11, wherein the heating system is a heat pump system and includes a compressor, the control method comprising the steps of:

in the drying stage, controlling the driving motor to rotate positively so as to enable the first baffle plate and the second baffle plate to close the two second inlets;

and when the temperature of the compressor reaches a preset temperature, controlling the driving motor to rotate reversely so as to enable the first baffle plate and the second baffle plate to open the second inlet.