WO2017219999A1 - Clothes washing and drying integrated machine and control method therefor - Google Patents

Abstract

A clothes washing and drying integrated machine and a control method therefor. The clothes washing and drying integrated machine comprises a housing (1), a first drum assembly (2), a second drum assembly (3), and a water discharge pipe (8). The first drum assembly (2) is used for drying clothes, the second drum assembly (3) is used for washing clothes, and are separately disposed in the housing (1) and can independently running. A first chamber is disposed in the first drum assembly (2), and a second chamber is disposed in the second drum assembly (3). The water discharge pipe (8) communicates with the second chamber. The first drum assembly (2) uses a direct-discharge drying mode. A humid hot air outlet of the first drum assembly (2) communicates with the second chamber in the second drum assembly (3), and/or a humid hot air outlet of the first drum assembly (2) communicates with the water discharge pipe (8). The clothes washing and drying integrated machine satisfies clothes washing and drying demands of a user, reduces costs for separately manufacturing a clothes washing machine and a cloth drying machine, and saves placement space; in addition, a user can performs next washing when clothes are dries, thereby improving the efficiency.

Description

Washing and drying machine integrated machine and control method thereof Technical field

The invention relates to the technical field of laundry and drying equipment, and in particular to a washing and drying machine integrated machine and a control method thereof.

Background technique

Washing machines, as a kind of household appliances, have gradually become an indispensable part of people's lives. With the improvement of living standards, the rapid laundry can no longer meet people's daily needs. Sometimes people also require clothes to be worn in the shortest time after washing, so the dryer is also a kind of drying equipment. The more you walk into people's homes.

However, if a washing machine and a clothes dryer are placed in the home, not only does it occupy a large space, but also people need to transfer the clothes washed in the washing machine to the clothes dryer, because the capacity of the clothes dryer is generally smaller. The capacity of the washing machine, so the laundry that is washed once can not be processed once in the dryer, and needs to be divided into two or even multiple times. In addition, there is now a drum washing machine having a drying function, but the washing machine is generally limited in capacity due to the need for drying, and the entire washing and drying process takes a long time.

Therefore, in view of the growing demand for laundry and drying clothes, existing washing machines, dryers, and drum washing machines with drying functions cannot provide a good user experience.

In view of this, the present invention has been specifically proposed.

Summary of the invention

In order to solve the above problems, the present invention provides a washer-dryer integrated machine, and in particular, adopts the following technical solutions:

A laundry dryer integrated machine comprising:

case;

a first roller assembly for drying clothes and a second roller assembly for washing, respectively, are disposed in the housing and are independently operable, the first roller assembly has a first chamber therein, and the second roller assembly Having a second chamber therein;

a drain pipe connected to the second chamber;

The first roller assembly adopts an in-line drying method;

a humid hot air outlet of the first roller assembly is in communication with a second chamber in the second roller assembly, and/or a wet hot air outlet of the first roller assembly is in communication with the drain .

Further, the hot and humid air outlet of the first roller assembly is connected to the exhaust duct, the exhaust duct and the drain Pipe connected

The exhaust duct and the drain pipe are connected by a three-way connector or a multi-pass connector.

Further, a drainage control device is further included, the water inlet of the drainage control device is connected to the second chamber, and the water outlet is connected to the drainage pipe.

Further, the hot and humid air outlet of the first roller assembly is further connected to the second exhaust duct, and the second exhaust duct communicates with the second chamber in the second roller assembly.

Further, the hot and humid air outlet of the first roller assembly is further connected to the third exhaust duct, and the third exhaust duct is directly connected to the outside of the casing.

Further, the first roller assembly includes a first roller, and the first roller is rotatably disposed in the housing;

The second roller assembly includes an outer cylinder mounted in the housing and an inner cylinder rotatably disposed in the outer cylinder;

The first roller assembly is disposed at an upper portion of the second roller assembly.

Further, the utility model further comprises a heater, a fan and an air inlet duct, wherein the air inlet duct is in communication with the first chamber in the first drum, and the fan and the heater are sequentially disposed in the air inlet duct along the direction of the drying air flow. .

The invention also provides a control method for the above-mentioned washing and drying machine integrated machine:

The first roller assembly operates to perform a drying process;

The washer-dryer unit controls the hot hot air in the first roller assembly to be discharged and/or directly discharged by the drain.

Further, the first roller assembly operates to perform a drying process; the washer-dryer determines whether the second roller assembly is in operation;

If so, the hot hot air in the first roller assembly is controlled to be discharged into the second roller assembly, and if not, the hot hot air in the first roller assembly is controlled to be discharged by the drain.

Further, when the drying efficiency of the first roller assembly is lower than the set minimum value, the washer-dryer integrally controls the hot hot air in the first roller assembly to be directly discharged.

A washing and drying machine integrated machine of the present invention, the second roller assembly comprises an outer cylinder mounted in the casing and an inner cylinder rotatably disposed in the outer cylinder;

The hot and humid air outlet of the first roller assembly communicates with the outer cylinder of the second roller assembly through an exhaust duct.

Further, the outer cylinder is provided with an air inlet, and the air exhausting pipeline is connected to the air inlet;

The air inlet is disposed at an upper portion of the side wall of the outer cylinder or an upper portion of the bottom wall, and the air inlet is disposed at a position higher than the highest water position.

Or the air inlet is disposed at a lower portion of the side wall of the outer cylinder or a lower portion of the bottom wall, and the air inlet is disposed at a lower position than the lowest water position that can be set by the second roller assembly.

Further, the outer cylinder is provided with an air outlet, and the air outlet is disposed at an upper portion of the outer wall of the outer cylinder or an upper portion of the bottom wall, and the outlet position of the air outlet is higher than the highest water position;

The air outlet is connected to a fourth exhaust duct that extends directly outside the casing.

Further, a drain pipe is disposed to discharge the washing water and communicate with the second chamber;

The hot and humid air outlet of the first roller assembly is further connected to an exhaust duct, and the exhaust duct is connected to the drain pipe;

The exhaust duct is provided with a control device that can control its on and off.

Further, the hot and humid air outlet of the first roller assembly is further connected to the fourth exhaust duct, and the fourth exhaust duct is directly connected to the outside of the housing;

The fourth exhaust duct is provided with a control device that can control its on and off.

Further, the utility model further comprises a heater, a fan and an air inlet duct, wherein the air inlet duct is in communication with the first chamber in the first drum assembly, and the fan and the heater are sequentially arranged in the inlet wind along the direction of the drying air flow. Inside the road.

The invention also provides a control method for the above-mentioned washing and drying machine integrated machine:

The first roller assembly operates to perform a drying process;

The washing and drying machine determines whether the second roller assembly is in operation;

If so, the hot hot air in the first roller assembly is controlled to be discharged into the second roller assembly, and if not, the humid hot air in the first roller assembly is controlled to be discharged and/or directly discharged through the second roller assembly.

Further, the second roller assembly is connected with a drainage assembly for discharging wash water;

When the washer-dryer determines that the second roller assembly is not operating, the control drain assembly is opened, and the hot hot air in the first roller assembly is directly discharged through the drain assembly of the second roller.

Further, when the washer-dryer determines that the second roller assembly is in the running state, the air outlet on the outer cylinder is controlled to open.

A washing and drying machine integrated machine of the present invention installs a first roller assembly for drying clothes and a second roller assembly for laundry in the same casing, realizing the user's laundry drying demand, and saving separately manufactured separately The cost saves the space for placement. In addition, the user can perform the next washing at the same time as drying, which improves the efficiency. The user can also choose to carry out laundry or drying clothes separately, and the selectivity is more.

The first roller assembly of the washer-dryer integrated machine of the present invention adopts an in-line drying mode, and communicates with the drain pipe through the hot and humid air outlet of the first roller assembly, so that the first roller assembly is wet and hot. Directly discharged through the drain pipe of the second roller assembly, the wet hot air of the dry clothes and the washing water of the laundry are discharged through the same drainage assembly, which simplifies the overall structure and is more convenient for the user to use.

The first roller assembly of the washing and drying machine integrated machine of the present invention adopts an in-line drying method through the first roller group The hot and humid air outlet of the piece is in communication with the second chamber in the second roller assembly, and the hot air of the first roller assembly is discharged into the second roller assembly during heating to heat the clothes or the washing water. Washing effect.

The washing and drying machine integrated machine of the invention realizes the heat recycling of the hot and humid air, improves the utilization rate of the energy, and improves the effect of the laundry.

DRAWINGS

1 is a schematic structural view of a washer-dryer integrated machine according to an embodiment of the present invention;

Figure 2 is a cross-sectional view of the washer-dryer integrated machine of the first embodiment of the present invention;

Figure 3 is a cross-sectional view of the washer-dryer integrated machine of the second embodiment of the present invention;

Figure 4 is a cross-sectional view of the washer-dryer integrated machine of the third embodiment of the present invention;

Figure 5 is a cross-sectional view of the washer-dryer integrated machine of the fourth embodiment of the present invention;

Figure 6 is a cross-sectional view of the washer-dryer integrated machine of the fourth embodiment of the present invention;

Figure 7 is a cross-sectional view showing the washer-dryer integrated machine of the fourth embodiment of the present invention.

DESCRIPTION OF REFERENCE NUMERALS: 1-housing 2-first roller assembly 3-second roller assembly 4-control panel 7-drainage control device 8-drain pipe 10-three-way connector 12-ground drain 15-exhaust pipe Road 16 - Heater 17 - Fan 18 - Second exhaust line 19 - Third exhaust line.

detailed description

A washing and drying machine integrated machine and a control method thereof according to the present invention will be described in detail below with reference to the accompanying drawings:

Embodiment 1

As shown in FIG. 1 and FIG. 2, a washer-dryer integrated machine of the embodiment includes:

Housing 1;

a first roller assembly 2 for drying clothes and a second roller assembly 3 for washing, respectively, are disposed in the casing 1 and are independently operable, and the first roller assembly 2 has a first chamber therein, The second roller assembly 3 has a second chamber therein;

a drain pipe 8 for discharging wash water and communicating with the second chamber;

The first roller assembly 2 adopts an in-line drying mode, and the hot and humid air outlet of the first roller assembly 2 communicates with the drain pipe 8.

A washer-dryer integrated machine of the embodiment installs the first roller assembly 2 for drying clothes and the second roller assembly 3 for laundry in the same casing 1, realizing the user's laundry drying demand and saving The cost of separately manufacturing saves the space for placement. In addition, the user can perform the next washing at the same time while drying, improving the efficiency. The household can also choose to carry out laundry or drying clothes separately, which can be more selective.

The first roller assembly of the washer-dryer integrated machine of the embodiment adopts an in-line drying mode, and communicates with the drain pipe 8 through the hot and humid air outlet of the first roller assembly 2, so that the first roller assembly The wet hot air of 2 is directly discharged through the drain pipe 8 of the second roller unit 3, so that the wet hot air of the dry clothes and the washing water of the laundry are discharged through the same drainage assembly, which simplifies the overall structure and is more convenient for the user to use.

Specifically, the hot and humid air outlet of the first roller assembly 2 of the embodiment is connected to the exhaust duct 15, and the exhaust duct 15 is in communication with the drain pipe 8; the exhaust duct 15 and the drain The tubes 8 are connected by a three-way connector 10 or a multi-pass connector.

In this embodiment, the hot and humid air outlet of the first roller assembly 2 is communicated with the drain pipe 8, so that the hot and humid air of the dry clothes can be directly discharged through the drain pipe 8 without being restricted by the drainage control device 7, and the hot and humid air is timely. Discharge to ensure the efficiency of the dry clothes.

The water inlet of the drainage control device 7 of the present embodiment is connected to the second chamber, and the water outlet is connected to the drain pipe 8. That is, the washer-dryer integrated machine of the present embodiment adopts a method of lower drainage, and specifically, the drain control device 7 is a drain valve.

As an embodiment of the embodiment, the drain pipe 8 is connected to the floor drain 12.

The first roller assembly 2 of the embodiment includes a first roller, and the first roller is rotatably disposed in the housing;

The second roller assembly 3 includes an outer cylinder mounted in the housing and an inner cylinder rotatably disposed in the outer cylinder;

The first roller assembly 2 is disposed at an upper portion of the second roller assembly 3.

Since the weight of the second roller assembly 2 is larger than that of the first roller assembly 3, the second roller assembly 2 is disposed at the lower portion of the casing 1, which is more advantageous for overall stability, and at the same time, the first roller assembly 2 and the second roller assembly 3 Up and down settings reduce floor space.

The washer-dryer integrated machine of this embodiment further includes a heater 16, a fan 17, and an air inlet duct, the air inlet duct is in communication with the first chamber in the first drum, and the fan 17 and the heater 16 are dried along the air duct. The dry wind flow is sequentially set in the intake air duct.

The housing of the embodiment is further provided with a control panel 4, and the housing 1 can be provided with two control panels respectively corresponding to the first roller assembly 2 and the second roller assembly 3, or the first roller assembly 2 and the second The same control panel shared by the drum unit 3.

Embodiment 2

As shown in FIG. 1 and FIG. 3, the difference between the embodiment and the first embodiment is that the hot and humid air outlet of the first roller assembly 2 of the embodiment is further connected to the second exhaust duct 18, and the second row. The air line 18 communicates with a second chamber within the second roller assembly 3. Thus, the moist hot air during the drying process of the first roller unit 2 can be discharged into the second drum unit 3 for heating the laundry or the washing water to enhance the washing effect.

The hot and humid air of the present embodiment needs to be discharged in time after the heat exchange of the second roller unit 3 to ensure the drying efficiency of the first roller unit 2. Therefore, the air outlet and the air outlet are disposed on the outer cylinder of the embodiment. It is disposed on the upper part of the side wall of the outer cylinder or the upper part of the bottom wall, and the outlet position of the air outlet is higher than the highest water level position; the air outlet is connected to the fourth exhaust duct which directly protrudes outside the casing. In this way, after the hot and humid air exchanges heat in the second roller unit 3, it can be directly discharged. Since the heat of the hot and humid air is mostly exchanged for clothes or water, the temperature of the hot and humid air is lowered, and even if it is directly discharged into the environment, it will not be affected. .

At the same time, the position of the air outlet should be as high as possible to prevent the washing water from flowing out, or a water stopping device is installed at the air outlet to block the outflow of the washing water, and only the hot and humid air is allowed to be discharged therefrom.

This embodiment can be combined with the first embodiment.

Embodiment 3

As shown in FIG. 1 and FIG. 4, the difference between the embodiment and the first embodiment is that the hot and humid air outlet of the first roller assembly 2 of the embodiment is further connected to the third exhaust duct 19, and the third row. The air duct 19 leads directly to the outside of the housing 1. In this way, the discharge of the hot and humid air can be selected according to the needs in the drying process, or one or more exhaust lines can be selected according to the requirements of the drying power.

This embodiment can be combined with one or two of the first embodiment and the second embodiment.

Embodiment 4

The control method of the washing and drying machine integrated machine according to any one of the first embodiment, the second embodiment or the third embodiment is as follows:

The first roller assembly operates to perform a drying process;

The washer-dryer unit controls the hot hot air in the first roller assembly to be discharged and/or directly discharged by the drain.

The control method of the washer-dryer integrated machine of the embodiment can control the wet hot air of the first roller assembly during the drying process to be discharged by the drain pipe of the second roller assembly, and realize that the wet hot air of the dry clothes and the washing water of the laundry pass through the same Drainage components are discharged, simplifying the overall structure and ensuring the efficiency of the dryer.

Further, the control method of the washer-dryer integrated machine of the embodiment:

The first roller assembly operates to perform a drying process;

The washing and drying machine determines whether the second roller assembly is in operation;

If so, the hot hot air in the first roller assembly is controlled to be discharged into the second roller assembly, and if not, the hot hot air in the first roller assembly is controlled to be discharged by the drain.

The control method of the washing and drying machine integrated machine of the present embodiment controls the wet heat of the first roller assembly during the drying process to be directly discharged by the judgment of the state of the second roller assembly, or is discharged into the second roller assembly for heating for the clothes or Washing The heating of the water enhances the washing effect.

In order to realize the control of the hot and hot air discharge of the first roller assembly during the drying process, the second exhaust air line 18 and the third air exhaust line 19 of the washing and drying machine of the embodiment are respectively provided with control devices, The control of the hot and humid air discharge is controlled by controlling the opening and closing of the corresponding control device. In particular, the control device is a control valve.

The control method of the washing and drying machine integrated machine of the present embodiment realizes the heat recovery and utilization of the moist hot air, improves the utilization rate of the energy, and improves the effect of the laundry.

In the control method of the washer-dryer integrated machine of the present embodiment, when the drying efficiency of the first roller unit is lower than the set minimum value, the washer-dryer unit controls the wet hot air in the first drum unit to be directly discharged. In this way, the hot and humid air can be discharged in time to ensure the drying efficiency of the first roller assembly.

Embodiment 4

As shown in FIG. 1 and FIG. 5, a washer-dryer integrated machine of the embodiment includes:

Housing 1;

a first roller assembly 2 for drying clothes and a second roller assembly 3 for washing, respectively, are disposed in the casing 1 and are independently operable, and the first roller assembly 2 has a first chamber therein, The second roller assembly 3 has a second chamber therein;

The first roller assembly 2 adopts an in-line drying mode, and the hot and humid air outlet of the first roller assembly 2 communicates with the second chamber in the second roller assembly 3.

A washer-dryer integrated machine of the embodiment installs the first roller assembly 2 for drying clothes and the second roller assembly 3 for laundry in the same casing 1, realizing the user's laundry drying demand and saving The cost of separately manufacturing saves the space for placement. In addition, the user can carry out the next washing while performing the drying, which improves the efficiency. The user can also separately select the laundry or the drying clothes, and the selectivity can be more.

The first roller assembly 2 of the washer-dryer integrated machine of the embodiment adopts an in-line drying mode, and communicates with the second chamber in the second roller assembly 3 through the hot and humid air outlet of the first roller assembly 2. The wet heat of the first roller unit 2 during the drying process is discharged into the second drum unit 3 to heat the clothes or the washing water to enhance the washing effect.

The washing and drying machine integrated machine of the embodiment realizes the heat recovery and utilization of the hot and humid air, improves the utilization rate of the energy, and improves the effect of the laundry.

Specifically, the second roller assembly 3 of the present embodiment includes an outer cylinder installed in the casing and an inner cylinder rotatably disposed in the outer cylinder; the hot and humid air outlet of the first roller assembly 2 passes through the exhaust duct 18 is connected to the outer cylinder of the second roller assembly.

Further, the outer cylinder of the embodiment is provided with an air inlet, and the air exhausting pipeline is connected to the air inlet. The exhaust duct is the second exhaust duct 8.

The air inlet is disposed at an upper portion of the side wall of the outer cylinder or an upper portion of the bottom wall, and the air inlet is disposed at a position higher than the highest water level. In this way, the hot and humid air in the drying process of the first roller unit 2 can be passed to the air in the second chamber in the second roller unit 3 to heat the air or directly heat the clothes, and the clothes are in the washing process. The washing effect in the middle, or the dewatering rate of the laundry during the dehydration process.

Or the air inlet is disposed at a lower portion of the side wall of the outer cylinder or a lower portion of the bottom wall, and the air inlet is disposed at a lower position than the lowest water position that can be set by the second roller assembly. In this way, the hot hot air in the drying process of the first roller assembly 2 can be passed to the water in the second chamber in the second roller assembly 3 to heat the water or directly heat the laundry, and the laundry is in the washing process. The washing effect, or increase the dewatering rate of the laundry during the dehydration process.

As shown in FIG. 7, the hot and humid air of the present embodiment needs to be discharged in time after the second roller assembly 3 performs heat exchange to ensure the drying efficiency of the first roller assembly 2, and therefore, the outer cylinder described in this embodiment The air outlet is arranged, the air outlet is arranged on the upper part of the side wall of the outer cylinder or the upper part of the bottom wall, and the outlet position of the air outlet is higher than the highest water level position; the air outlet is connected to the fourth exhaust duct 19 which directly protrudes outside the casing 1 . In this way, after the hot and humid air exchanges heat in the second roller unit 3, it can be directly discharged. Since the heat of the hot and humid air is mostly exchanged for clothes or water, the temperature of the hot and humid air is lowered, and even if it is directly discharged into the environment, it will not be affected. .

At the same time, the position of the air outlet should be as high as possible to prevent the washing water from flowing out, or a water stopping device is installed at the air outlet to block the outflow of the washing water, and only the hot and humid air is allowed to be discharged therefrom.

As shown in FIG. 6 and FIG. 7 , as an embodiment of the present embodiment, the washer-dryer integrated machine of the embodiment further includes a drain pipe 8 for discharging wash water and communicating with the second chamber;

The hot and humid air outlet of the first roller assembly 2 is further connected to the exhaust duct 15, and the exhaust duct 15 is in communication with the drain pipe 8; the exhaust duct 15 is provided with an on/off control Control device. The exhaust duct 15 is opened by the control device, so that the hot humid air is discharged from the exhaust duct 15 to the drain pipe 8 for direct discharge.

As an embodiment of the present embodiment, the hot and humid air outlet of the first roller assembly 2 of the embodiment is further connected to the fourth exhaust duct 19, and the fourth exhaust duct 19 is directly connected to the outside of the casing. The fourth exhaust duct is provided with a control device capable of controlling its on and off. The fourth exhaust duct 19 is opened by the control device to realize that the hot hot air is directly discharged from the fourth exhaust duct.

Further, the washer-dryer integrated machine of the embodiment further includes a heater 16, a fan 17, and an air inlet duct, and the air inlet duct communicates with the first chamber in the first drum unit 2, the fan 17, and the heating The units 16 are sequentially disposed in the intake air duct along the direction of the drying air flow.

The first roller assembly of the embodiment includes a first roller that is rotatably disposed within the housing.

The first roller assembly 2 is disposed at an upper portion of the second roller assembly 3.

Since the weight of the second roller assembly 3 is larger than that of the first roller assembly 2, the second roller assembly 3 is disposed at the lower portion of the casing 1, which is more advantageous for overall stability, and at the same time, the first roller assembly 2 and the second roller assembly 3 Up and down settings reduce floor space.

The housing of the embodiment is further provided with a control panel 4, which can be provided with two control panels respectively corresponding to the first roller assembly 2 and the second roller assembly 3, or as the first roller assembly and the second roller The same control panel shared by the components.

Embodiment 5

The embodiment provides a control method for the washer-dryer integrated machine according to the first embodiment:

The first roller assembly operates to perform a drying process;

The washing and drying machine determines whether the second roller assembly is in operation;

If so, the hot hot air in the first roller assembly is controlled to be discharged into the second roller assembly, and if not, the humid hot air in the first roller assembly is controlled to be discharged and/or directly discharged through the second roller assembly.

The first roller assembly of the embodiment adopts an in-line drying mode to judge the state of the second roller assembly when discharging the hot hot air to determine whether the hot hot air is discharged into the second roller assembly for waste heat recovery and utilization. The washing effect is enhanced by controlling the discharge of the hot hot air during the drying process of the first roller unit to the second drum unit to heat the laundry or the washing water.

Further, the second roller assembly is connected with a drainage assembly for discharging wash water;

When the washer-dryer determines that the second roller assembly is not operating, the control drain assembly is opened, and the hot hot air in the first roller assembly is directly discharged through the drain assembly of the second roller.

In this way, the control method of the washer-dryer integrated machine of the embodiment controls the drain assembly to be opened when the second roller assembly is not operated, and the hot hot air during the drying process of the first roller assembly is discharged into the second roller assembly. After the second chamber is discharged by the drainage assembly of the second roller assembly, the wet hot air of the dry clothes and the washing water of the laundry are discharged through the same drainage assembly, which simplifies the overall structure and is more convenient for the user to use.

Further, the control method of the washer-dryer integrated machine of the embodiment controls the air outlet on the outer cylinder to be opened when the washer-dryer unit determines that the second roller unit is in the running state.

In this way, the hot and humid air can be directly discharged after heat exchange in the second roller assembly. Since the heat of the hot and humid air is mostly exchanged for clothes or water, the temperature of the hot and humid air is lowered, and even if it is directly discharged into the environment, it will not be affected.

In the control method of the washer-dryer integrated machine of the present embodiment, when the drying efficiency of the first roller unit is lower than the set minimum value, the washer-dryer unit controls the wet hot air in the first drum unit to be directly discharged. Specifically, the washer-dryer unit controls the hot hot air in the first drum assembly to be directly discharged from the fourth exhaust duct.

In this way, the hot and humid air can be discharged in time to ensure the drying efficiency of the first roller assembly.

The control method of the embodiment can control the discharge of the hot hot air in the drying process of the first roller assembly to the second roller assembly through the second exhaust line according to the specific use condition, and/or discharge to the second roller assembly. The drain is discharged through the drain assembly of the second drum assembly, and/or discharged to the third exhaust duct directly through the drain assembly of the second drum assembly, and/or discharged to the fourth exhaust duct for direct discharge. Therefore, the control method of the embodiment realizes a plurality of combined discharge modes of the moist hot air in the drying process of the first roller assembly, and is convenient for the user to select according to actual needs, thereby ensuring the hot and humid air exhausting in the straight-discharge drying mode. Improve the drying efficiency.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the present invention, and any technology that is familiar with the present patent. Those skilled in the art can make some modifications or modifications to equivalent embodiments by using the technical content of the above-mentioned hints without departing from the technical scope of the present invention, but the technology according to the present invention does not deviate from the technical solution of the present invention. Any simple modifications, equivalent changes and modifications made to the above embodiments are still within the scope of the present invention.

Claims (19)

A washing and drying machine integrated machine, comprising: case; a first roller assembly for drying clothes and a second roller assembly for washing, respectively, are disposed in the housing and are independently operable, the first roller assembly has a first chamber therein, and the second roller assembly Having a second chamber therein; a drain pipe connected to the second chamber; The first roller assembly adopts an in-line drying method; a humid hot air outlet of the first roller assembly is in communication with a second chamber in the second roller assembly, and/or a wet hot air outlet of the first roller assembly is in communication with the drain . The washer-dryer integrated machine according to claim 1, wherein the hot and humid air outlet of the first roller assembly is connected to an exhaust duct, and the exhaust duct is in communication with the drain; The exhaust duct and the drain pipe are connected by a three-way connector or a multi-pass connector. A washer-dryer integrated machine according to claim 2, further comprising a drain control device, wherein the water inlet of the drain control device communicates with the second chamber, and the water outlet is connected to the drain pipe. The washer-dryer integrated machine according to claim 2, wherein the hot and humid air outlet of the first roller assembly is further connected to the second exhaust duct, and the second exhaust duct is connected to the second a second chamber within the two roller assembly. The washer-dryer integrated machine according to claim 2 or 4, wherein the hot and humid air outlet of the first roller assembly is further connected to the third exhaust duct, and the third exhaust duct Directly to the outside of the housing. The washer-dryer integrated machine according to claim 1, wherein the first roller assembly comprises a first roller, and the first roller is rotatably disposed in the housing; The second roller assembly includes an outer cylinder mounted in the housing and an inner cylinder rotatably disposed in the outer cylinder; The first roller assembly is disposed at an upper portion of the second roller assembly. A washer-dryer integrated machine according to claim 6, further comprising a heater, a fan, and an air inlet duct, the air inlet duct and the first chamber in the first drum, the fan The heaters are sequentially disposed in the inlet air duct along the direction of the drying air flow. A control method for a washer-dryer integrated machine according to any one of claims 1 to 7, characterized in that The first roller assembly operates to perform a drying process; The washer-dryer unit controls the hot hot air in the first roller assembly to be discharged and/or directly discharged by the drain. A control method for a washer-dryer integrated machine according to claim 8, wherein The first roller assembly operates to perform a drying process; The washing and drying machine determines whether the second roller assembly is in operation; If so, the hot hot air in the first roller assembly is controlled to be discharged into the second roller assembly, and if not, the hot hot air in the first roller assembly is controlled to be discharged by the drain. A control method for a washer-dryer integrated machine according to claim 8 or 9, wherein when the drying efficiency of the first roller unit is lower than a set minimum value, the washer-dryer unit controls the first The hot hot air in the drum assembly is directly discharged. A washer-dryer integrated machine according to claim 1, wherein said second roller assembly comprises an outer cylinder mounted in the housing and an inner cylinder rotatably disposed in the outer cylinder; The hot and humid air outlet of the first roller assembly communicates with the outer cylinder of the second roller assembly through an exhaust duct. A washer-dryer integrated machine according to claim 11, wherein said outer cylinder is provided with an air inlet, and said exhaust duct is connected to the air inlet; The air inlet is disposed at an upper portion of the side wall of the outer cylinder or an upper portion of the bottom wall, and the air inlet is disposed at a position higher than the highest water position. Or the air inlet is disposed at a lower portion of the side wall of the outer cylinder or a lower portion of the bottom wall, and the air inlet is disposed at a lower position than the lowest water position that can be set by the second roller assembly. A washer-dryer integrated machine according to claim 11 or 12, wherein the outer cylinder is provided with an air outlet, and the air outlet is disposed at an upper portion of the side wall of the outer cylinder or an upper portion of the bottom wall, and the position of the air outlet is provided. Above the highest water level; The air outlet is connected to a fourth exhaust duct that extends directly outside the casing. A washer-dryer integrated machine according to claim 1, further comprising a drain pipe for discharging wash water to communicate with the second chamber; The hot and humid air outlet of the first roller assembly is further connected to an exhaust duct, and the exhaust duct is connected to the drain pipe; The exhaust duct is provided with a control device that can control its on and off. The washer-dryer integrated machine according to claim 1 or 14, wherein the hot and humid air outlet of the first roller assembly is further connected to the fourth exhaust duct, and the fourth exhaust duct Directly to the outside of the housing; The fourth exhaust duct is provided with a control device that can control its on and off. A washer-dryer integrated machine according to claim 1, further comprising a heater, a fan, and an inlet duct, the inlet duct being in communication with the first chamber in the first drum assembly, The fan and the heater are sequentially disposed in the air inlet duct along the direction of the drying wind. A method of controlling a washer-dryer integrated machine according to any one of claims 1 to 2-16, characterized in that The first roller assembly operates to perform a drying process; The washing and drying machine determines whether the second roller assembly is in operation; If so, the hot hot air in the first roller assembly is controlled to be discharged into the second roller assembly, and if not, the humid hot air in the first roller assembly is controlled to be discharged and/or directly discharged through the second roller assembly. A control method for a washer-dryer integrated machine according to claim 17, wherein said second roller unit is connected with a drain assembly for discharging wash water; When the washer-dryer determines that the second roller assembly is not operating, the control drain assembly is opened, and the hot hot air in the first roller assembly is directly discharged through the drain assembly of the second roller. The control method of a washer-dryer integrated machine according to claim 17, wherein when the washer-dryer unit determines that the second roller unit is in an operating state, the air outlet on the outer cylinder is controlled to open.

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