CN109518405B - Clothes washing and drying system and control method thereof - Google Patents
Clothes washing and drying system and control method thereof Download PDFInfo
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- CN109518405B CN109518405B CN201710841827.9A CN201710841827A CN109518405B CN 109518405 B CN109518405 B CN 109518405B CN 201710841827 A CN201710841827 A CN 201710841827A CN 109518405 B CN109518405 B CN 109518405B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F29/00—Combinations of a washing machine with other separate apparatus in a common frame or the like, e.g. with rinsing apparatus
- D06F29/005—Combinations of a washing machine with other separate apparatus in a common frame or the like, e.g. with rinsing apparatus the other separate apparatus being a drying appliance
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F29/00—Combinations of a washing machine with other separate apparatus in a common frame or the like, e.g. with rinsing apparatus
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/30—Drying processes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/14—Supply, recirculation or draining of washing liquid
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/18—Washing liquid level
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/08—Draining of washing liquids
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/14—Arrangements for detecting or measuring specific parameters
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/22—Lint collecting arrangements
Abstract
The invention provides a washing and drying system and a control method thereof, wherein the washing and drying system comprises: a dryer and a washing machine which are independently operated; the washing machine includes a drain line for draining washing water; the clothes dryer comprises a heat exchange element and a heat exchange filter element; the device also comprises a flushing waterway, wherein one end of the flushing waterway is communicated with the drainage pipeline, the other end of the flushing waterway is communicated to the heat exchange element and/or the heat exchange filter element, and a control valve is arranged on the flushing waterway; the control valve is opened to control the conduction of the flushing pipeline, and the washing water discharged by the washing machine is introduced to the heat exchange element and/or the heat exchange filter element of the clothes dryer for flushing. The washing and drying system of the invention carries out the relevant design of the washing machine and the dryer, realizes the secondary utilization of the drainage of the washing machine, saves water resources and reduces the use cost.
Description
Technical Field
The invention relates to the technical field of clothes washing and drying equipment, in particular to a clothes washing and drying system and a control method thereof.
Background
With the development of society, the types of household appliances are more and more, the household appliances in the homes of users are generally used independently and have no relationship with each other, but some household appliances capable of realizing the same or similar functions can be associated with each other to effectively improve the utilization rate of resources.
The washing machine and the dryer are both used as clothes processing equipment, and the existing independent washing machine and the dryer are not related. For example, a clothes dryer, particularly a condensing type clothes dryer, includes a condenser, and a condenser filtering device is provided in a duct in front of the condenser for filtering lint in condensed air to ensure efficiency of heat exchange of the condenser. In order to guarantee the effectiveness of the filtering of the condenser filtering device and guarantee the normal circulation of the condensed air, the thread scraps of the condenser filtering device need to be cleaned regularly. Like a condenser of a condensing clothes dryer and an evaporator of a heat pump clothes dryer, the heat exchange effect can be improved if a water cooling mode is adopted. The existing clothes dryer generally adopts independent water inlet to flush a filter device of a condenser or carries out water cooling on the condenser and an evaporator.
The washing machine generally needs water inlet and water discharge as clothes washing equipment, utilizes a large amount of water resources, and the clothes dryer has low requirement on flushing water. How to associate the washing machine and the clothes dryer through structural design to share resource utilization becomes a technical problem to be solved by the invention.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
In order to solve the above problems, a first object of the present invention is to provide a washing and drying system, specifically, the following technical solutions are adopted:
a laundry drying system comprising:
a dryer and a washing machine which are independently operated;
the washing machine includes a drain line for draining washing water;
the clothes dryer comprises a heat exchange element and a heat exchange filter element;
the water purifier also comprises a flushing waterway, one end of the flushing waterway is communicated with the drainage pipeline, the other end of the flushing waterway is communicated to the heat exchange element and/or the heat exchange filter element, and a control valve is arranged on the flushing waterway;
the control valve is opened to control the conduction of the flushing pipeline, so that the washing water discharged by the washing machine is introduced to the heat exchange element and/or the heat exchange filter element of the clothes dryer for flushing.
Furthermore, the clothes dryer is a condensing clothes dryer, the heat exchange element is a condenser, the heat exchange filter element is a condenser filter device used for filtering condensed air, and the flushing water path is communicated to the condenser and/or the condenser filter device and used for flushing the condenser and/or the condenser filter device.
Further, the clothes dryer is a heat pump clothes dryer, the heat exchange element is an evaporator, the heat exchange filter element is an evaporator filter device, and the flushing water path is communicated to the evaporator and/or the evaporator filter device and is used for flushing the evaporator and/or the evaporator filter device.
Furthermore, the drain pipeline comprises a drain valve and a drain pipe, the control valve is the drain valve, the drain valve comprises a water inlet end communicated with the outer barrel of the washing machine and two water outlet ends, one of the water outlet ends is connected with the drain pipe, and the other water outlet end is communicated with the flushing waterway; the drainage of the washing machine is controlled to be discharged or is led to a heat exchange element and/or a heat exchange filter element of the clothes dryer to be washed by controlling the on-off of the two water outlet ends of the drainage valve.
Furthermore, the flushing waterway comprises a water storage tank and a flushing pipe, wherein the water storage tank is provided with a water inlet and a water outlet, the outlet end of the drain valve is communicated with the water inlet of the water storage tank, one end of the flushing pipe is communicated with the water outlet of the water storage tank, and the other end of the flushing pipe extends to a heat exchange element and/or a heat exchange filter element of the clothes dryer.
Further, the dryer is arranged at the upper part of the washing machine, and the flushing water path is provided with a circulating pump for circulating the washing water discharged by the washing machine to the heat exchange element and/or the heat exchange filter element.
Furthermore, the clothes dryer comprises a clothes dryer drainage channel used for discharging the flushing water for flushing the heat exchange element and/or the heat exchange filter element, the drainage channel is communicated with a drainage pipeline of the clothes dryer, and a flushing drainage valve is arranged on the drainage channel.
The washing machine comprises a washing machine control panel, the clothes dryer comprises a clothes dryer control panel, and the washing machine control panel and the clothes dryer control panel are in communication connection with the control device;
preferably, the control valve, the circulating pump and the flushing drain valve are respectively and electrically connected with the control device.
The second invention of the present invention is to provide a control method of a washing and drying system, specifically, the following technical solution is adopted:
when the clothes dryer needs to wash a heat exchange filter element, and the washing machine drains water, the washing water discharged by the washing machine is discharged to the heat exchange element and/or the heat exchange filter element of the clothes dryer for washing through a washing water channel by controlling the control valve to be opened.
Further, the control device is respectively communicated with the control panel of the washing machine and the control panel of the clothes dryer to obtain the running states of the washing machine and the clothes dryer, when the clothes dryer needs to flush the heat exchange filter element before clothes drying is started or after clothes drying is finished, and when the control device obtains that the washing machine drains water, the control valve is controlled to be opened, and the washing water discharged by the washing machine is discharged to the heat exchange element and/or the heat exchange filter element of the clothes dryer through the flushing water path to be flushed.
The drainage pipeline of the washing machine is communicated with the heat exchange element and the heat exchange filter element of the clothes dryer through the flushing water channel, so that drainage of the washing machine is introduced to the heat exchange element of the clothes dryer for spraying, water cooling of the heat exchange element is realized, drainage of the washing machine is introduced to the heat exchange filter element of the clothes dryer for flushing, and thread scraps are flushed, or drainage of the washing machine is introduced to the heat exchange element and the heat exchange filter element of the clothes dryer respectively, and water cooling of the heat exchange element and thread scraps flushing of the heat exchange filter element are realized.
Therefore, the washing and drying system of the invention carries out the relevant design of the washing machine and the drying machine, realizes the secondary utilization of the drainage of the washing machine, saves water resources and reduces the use cost.
Drawings
FIG. 1 is a first schematic diagram of a laundry drying system according to an embodiment of the present invention;
FIG. 2 is a second schematic diagram of a laundry drying system according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a third embodiment of a laundry drying system of the present invention;
fig. 4 is a schematic diagram of a washing and drying system according to an embodiment of the present invention.
Detailed Description
The following describes a washing and drying system and a control method thereof according to the present invention in detail with reference to the accompanying drawings:
as shown in fig. 1 to 4, a washing and drying system of the present embodiment includes:
A dryer 100 and a washing machine 200 that operate independently from each other;
the washing machine 200 includes a drain line for draining the washing water;
the clothes dryer comprises a heat exchange element 104 and a heat exchange filter element 108;
the device also comprises a flushing waterway, one end of the flushing waterway is communicated with the drainage pipeline, the other end of the flushing waterway is communicated to the heat exchange element 104 and/or the heat exchange filter element 108, and a control valve is arranged on the flushing waterway;
by opening the control valve, the flushing pipeline is controlled to be conducted, and the washing water discharged by the washing machine is introduced to the heat exchange element 104 and/or the heat exchange filter element 108 of the clothes dryer for flushing.
In the embodiment, the drain pipeline of the washing machine 200 is communicated with the heat exchange element 104 and the heat exchange filter element 108 of the dryer through the flushing water path, so that the drain of the washing machine 200 is introduced to the heat exchange element 104 of the dryer for spraying, the water cooling of the heat exchange element 104 is realized, or the drain of the washing machine 200 is introduced to the heat exchange filter element 108 of the dryer for flushing, and the lint is flushed away, or the drain of the washing machine 200 is introduced to the heat exchange element 104 and the heat exchange filter element 108 of the dryer respectively, and the water cooling of the heat exchange element 104 and the lint flushing of the heat exchange filter element 108 are realized.
As an implementation manner of this embodiment, the clothes dryer 100 is a condensing clothes dryer, the heat exchanging element 104 is a condenser, the heat exchanging filter element 108 is a condenser filter device for filtering condensed air, and the flushing water path is communicated to the condenser and/or the condenser filter device for flushing the condenser and/or the condenser filter device.
The condenser filter device of the clothes dryer generally adopts a water inlet flushing mode to clean lint, and the washing machine needs water inlet and water discharge in the washing process, the embodiment communicates the water discharge path of the washing machine to the condenser filter device 2, and the washing water discharged by the washing machine is controlled to be discharged to the condenser filter device to flush the lint, so that the purpose of cleaning the condenser filter device is achieved. Therefore, the washing and drying system of the embodiment utilizes the water discharged by the washing machine to solve the thread scraps filtering device of the condenser filtering device of the clothes dryer, realizes the secondary utilization of the water discharged by the washing device and saves water resources.
As shown in fig. 1 and fig. 2, the clothes dryer of the present embodiment is a condensing clothes dryer, the heat exchange element 104 is a condenser, the heat exchange filter element 108 is a condenser filter device for filtering condensed air, and the flushing water path is communicated to the condenser filter device.
In addition, the washing and drying system of the embodiment can also utilize water discharged by the washing machine to realize water cooling of the condenser of the clothes dryer, thereby improving the condensation heat exchange efficiency of the condenser and improving the drying efficiency of the clothes dryer.
As an implementation manner of this embodiment, the clothes dryer is a heat pump clothes dryer, the heat exchanging element 104 is an evaporator, the heat exchanging filter element is an evaporator filter device, and the flushing water path is communicated to the evaporator and/or the evaporator filter device for flushing the evaporator and/or the evaporator filter device. The washing and drying system of the embodiment utilizes water discharged by the washing machine to realize washing and cleaning of the dryer evaporator and/or the evaporator filtering device, thereby improving the heat exchange efficiency of the evaporator and improving the drying efficiency of the dryer.
As shown in fig. 1 and fig. 2, the clothes dryer of the present embodiment is a condensing clothes dryer, the heat exchanging element 104 is a condenser, or the clothes dryer is a heat pump clothes dryer, the heat exchanging element 104 is an evaporator, and the flushing water path is communicated to the condenser or the evaporator.
Specifically, the drain line of this embodiment includes a drain valve 208 and a drain pipe 207, the control valve is the drain valve 208, the drain valve 208 includes a water inlet end and two water outlet ends, the water inlet end is communicated with the outer tub of the washing machine, one of the water outlet ends is connected to the drain pipe 207, and the other water outlet end is communicated with the flushing waterway; by controlling the on-off of the two water outlet ends of the drain valve 208, the drain water of the washing machine is controlled to be drained or introduced to the heat exchange element and/or the heat exchange filter element of the clothes dryer 100 for flushing.
For the washing machine 200, a drain branch pipe 204 is branched from a drain valve of the washing machine, and the drain branch pipe 204 is controlled by a drain valve 208. For the dryer 100, the condenser filter flushing circuit branches off a flushing branch 105. The drain branch pipe 204 and the flushing branch pipe 105 are respectively reserved branch pipes in the washing machine and the clothes dryer, the drain branch pipe 204 and the flushing branch pipe 105 can be kept closed when the washing machine or the clothes dryer is used independently, the independent use of the washing machine or the clothes dryer is not influenced, and when the washing machine and the clothes dryer need to be associated, the drain branch pipe 204 and the flushing branch pipe 105 are communicated through the flushing pipe 301. The flush circuit of this embodiment therefore includes a drain leg 204, a flush leg 105 and a flush pipe 301.
Further, as shown in fig. 2 and 4, the flushing waterway includes a water storage tank 209 and a flushing pipe 301, the water storage tank 209 is provided with a water inlet and a water outlet, an outlet end of the drain valve 208 is communicated with the water inlet of the water storage tank 209, one end of the flushing pipe 301 is communicated with the water outlet of the water storage tank 209, and the other end extends to a heat exchange element and/or a heat exchange filter element of the clothes dryer.
The embodiment collects the drainage of the washing machine through the water storage tank 209, and according to the requirement of the clothes dryer, the stored water in the water storage tank 209 is discharged to the heat exchange element and/or the heat exchange filter element for flushing, and the drainage of the washing device is temporarily stored through the water storage tank, so that the clothes dryer can select the spraying and flushing of the heat exchange element and/or the heat exchange filter element according to the requirement, and the stored water is not sprayed and flushed by the program of the clothes dryer, is more flexible and has stronger independence between the clothes dryer and the washing machine.
In order to keep the water stored in the water storage tank at a certain level, a water level detection device is arranged in the water storage tank, and the water is controlled to be drained according to the water level in the water storage tank detected by the water level detection device.
Or, in order to keep the water level in the water storage tank constant, the water storage tank is provided with a water outlet and an overflow port, the flushing pipe 301 is communicated with the water outlet, the overflow port is communicated with the water discharge pipe 207, and after the water storage tank is full of water, the washing water discharged by the washing machine flows out from the overflow port and is discharged through the water discharge pipe 207.
Further, the dryer 100 of the present embodiment is disposed at the upper portion of the washing machine 200, and since the overall mass of the washing machine is large, the overall center of gravity can be lowered by placing the washing machine at the lower portion of the dryer, so as to improve the stability of the operation thereof. Since the dryer is disposed at the upper portion of the washing machine and the drying assembly of the dryer is disposed at the upper portion of the washing machine, a circulation pump 206 for circulating the washing water discharged from the washing machine to the heat exchange element and/or the heat exchange filter element is disposed on the washing water path in order to guide the drain water of the washing machine to the heat exchange element and/or the heat exchange filter element.
The dryer 100 of the present embodiment includes a dryer drain passage 106 for discharging the washing water for washing the heat exchange element and/or the heat exchange filter element, the drain passage 106 is communicated with a drain line of the washing machine, and a wash drain valve 107 is disposed on the drain passage. The embodiment leads out the flushing water of the clothes dryer 100 through the drainage pipeline of the clothes dryer, so that the clothes dryer and the clothes dryer share the same drainage pipe 207, the drainage pipe 207 can be connected with a floor drain in the home of a user, and meanwhile, the drainage problem of the clothes dryer and the clothes dryer is solved.
The washing and drying system of the embodiment further comprises a control device, the washing machine comprises a washing machine control panel 203, the drying machine comprises a drying machine control panel 110, and the washing machine control panel 203 and the drying machine control panel 110 are in communication connection with the control device. The control panel 203 of the washing machine can control the drain valve 208 and the circulating pump 206, and the control panel 110 of the clothes dryer can control the flushing drain valve 107, therefore, the control device can communicate with the control panel 203 of the washing machine and the control panel 110 of the clothes dryer respectively, and commands can be issued to control the opening and closing of the control valve, the circulating pump and the flushing drain valve, and control whether the drainage of the washing machine is introduced into the clothes dryer or not.
As another preferred embodiment of this embodiment, the control valve, the circulation pump, and the flushing drain valve may also be electrically connected to the control device, and the on/off of the control valve, the circulation pump, and the flushing drain valve may be controlled by instructions directly sent by the control device.
The dryer 100 of the present embodiment is a dryer capable of working independently, and includes a separate dryer housing 101, a rotatable drying drum 102 disposed in the dryer housing, a front drying air duct 109 connected to an opening of the drying drum 102, and a rear drying air duct 103 connected to a bottom of the drying drum.
The washing machine of the present embodiment is an independently operable washing machine, and includes an independent washing machine housing 201, and an outer tub 202 for holding water is provided in the washing machine housing 201.
The embodiment also provides a control method of the washing and drying system, when the clothes dryer needs to flush the heat exchange filter element, when the washing machine drains water, the control valve is opened, and the washing water discharged by the washing machine is discharged to the heat exchange element and/or the heat exchange filter element of the clothes dryer through the flushing water path for flushing.
Further, the control device is respectively communicated with the control panel of the washing machine and the control panel of the clothes dryer to obtain the running states of the washing machine and the clothes dryer, when the clothes dryer needs to flush the heat exchange filter element before clothes drying is started or after clothes drying is finished, and when the control device obtains that the washing machine drains water, the control valve is controlled to be opened, and the washing water discharged by the washing machine is discharged to the heat exchange element and/or the heat exchange filter element of the clothes dryer through the flushing water path to be flushed. As shown in fig. 2 and 4, the control method of the laundry drying system of the present embodiment includes:
When the washing machine drains water and the discharged washing water meets the turbidity requirement, the control device controls the drain valve to open and discharge the washing water discharged by the washing machine into the water storage tank for storage;
when the clothes dryer operates, the control device controls the circulating pump to be started to circulate water stored in the water storage tank to the heat exchange element and/or the heat exchange filter element for flushing.
And when the clothes dryer does not operate within the set time T, the control device controls the circulating pump and the flushing drain valve to be opened, the water stored in the water storage tank is circulated to the filter device of the condenser to be flushed with the thread scraps, and the flushed water is discharged through the drain pipe.
When the washing machine is provided with a turbidity sensor, when the turbidity sensor detects that the washing water discharged by the washing machine meets the turbidity requirement, the washing machine controls the water discharge and flushing of the washing machine.
When the washing machine runs a rinsing program for multiple times, the last rinsing and water draining is controlled to be carried out on the condenser filtering device for flushing the thread scraps.
When the two conditions are not met, the independent water inlet is controlled to enter the flushing waterway to flush the thread scraps of the condenser filtering device.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (11)
1. A laundry drying system, comprising:
a dryer and a washing machine which are independently operated;
the washing machine comprises a drainage pipeline for draining washing water, the drainage pipeline comprises a drainage valve and a drainage pipe, the drainage pipe is divided into a drainage branch pipe by the drainage valve, and the drainage branch pipe extends to the outside of a shell of the washing machine and is a reserved branch pipeline of the washing machine;
the clothes dryer comprises a heat exchange element and a heat exchange filter element;
the washing device is characterized by further comprising a washing water path, wherein one end of the washing water path is communicated with a water drainage pipeline, the other end of the washing water path is communicated with a heat exchange element and/or a heat exchange filter element, a control valve is arranged on the washing water path, a washing branch pipe is branched from the washing water path through the control valve and extends to the outside of a shell of the clothes dryer, the washing branch pipe is a reserved branch pipeline of the clothes dryer, and when the clothes dryer is associated with the washing machine, the water drainage branch pipe is communicated with the washing branch pipe through a washing pipe;
the control valve is opened to control the conduction of the flushing pipeline, and the washing water discharged by the washing machine is introduced to the heat exchange element and/or the heat exchange filter element of the clothes dryer for flushing.
2. A clothes washing and drying system as claimed in claim 1, wherein said clothes dryer is a condenser type clothes dryer, said heat exchange element is a condenser, said heat exchange filter element is a condenser filter device, and said flushing water path is connected to said condenser and/or said condenser filter device for flushing said condenser and/or said condenser filter device.
3. A washing and drying system according to claim 1, wherein the dryer is a heat pump dryer, the heat exchanging element is an evaporator, the heat exchanging filter element is an evaporator filter device, and the flushing circuit is connected to the evaporator and/or the evaporator filter device for flushing the evaporator and/or the evaporator filter device.
4. A laundry drying system as claimed in claim 1, wherein the control valve is a drain valve, the drain valve including a water inlet end communicating with the outer tub of the washing machine and two water outlet ends, one of the water outlet ends being connected to the drain pipe, the other water outlet end being communicated with the flushing water circuit; the drainage of the washing machine is controlled to be discharged or is led to a heat exchange element and/or a heat exchange filter element of the clothes dryer to be washed by controlling the on-off of the two water outlet ends of the drainage valve.
5. A washing and drying system as claimed in claim 4, wherein said washing water path comprises a water storage tank and a washing pipe, said water storage tank is provided with a water inlet and a water outlet, the outlet end of said drain valve is connected to the water inlet of the water storage tank, one end of said washing pipe is connected to the water outlet of the water storage tank, and the other end of said washing pipe extends to the heat exchange element and/or the heat exchange filter element of the dryer.
6. A washing and drying system according to any of claims 1-5, characterized in that the dryer is arranged in the upper part of the washing machine, and the washing water circuit is provided with a circulation pump for circulating the washing water discharged from the washing machine to the heat exchange element and/or the heat exchange filter element.
7. A laundry drying system as claimed in claim 6, wherein the dryer includes a dryer drain path for draining washing water used to flush the heat exchange element and/or the heat exchange filter element, the drain path being in communication with a drain line of the washing machine, the drain path being provided with a wash drain valve.
8. A laundry drying system according to claim 7, further comprising a control device, wherein the washing machine includes a washing machine control panel, the dryer includes a dryer control panel, and the washing machine control panel and the dryer control panel are both communicatively coupled to the control device.
9. A laundry drying system according to claim 8, wherein: the control valve, the circulating pump and the flushing drain valve are respectively and electrically connected with the control device.
10. A control method of a washing and drying system according to any one of claims 1 to 9, characterized in that when the washing machine is drained when the washing machine is in need of washing the heat exchange filter element, the washing water drained from the washing machine is drained to the heat exchange element and/or the heat exchange filter element of the washing machine for washing through the flushing water path by controlling the control valve to open.
11. The control method of a washing and drying system according to claim 10, wherein the control device communicates with the control board of the washing machine and the control board of the drying machine respectively to obtain the operation status of the washing machine and the drying machine, when the drying machine needs to flush the heat exchange filter element before starting drying or after finishing drying, and when the control device obtains that the washing machine is draining, the control valve is opened, the washing water discharged from the washing machine is discharged to the heat exchange element and/or the heat exchange filter element of the drying machine through the washing water path to flush.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710841827.9A CN109518405B (en) | 2017-09-18 | 2017-09-18 | Clothes washing and drying system and control method thereof |
| PCT/CN2018/103450 WO2019052344A1 (en) | 2017-09-18 | 2018-08-31 | Washer-dryer system and control method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710841827.9A CN109518405B (en) | 2017-09-18 | 2017-09-18 | Clothes washing and drying system and control method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109518405A CN109518405A (en) | 2019-03-26 |
| CN109518405B true CN109518405B (en) | 2022-07-12 |
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| CN201710841827.9A Active CN109518405B (en) | 2017-09-18 | 2017-09-18 | Clothes washing and drying system and control method thereof |
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| WO (1) | WO2019052344A1 (en) |
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| CN111945367B (en) * | 2019-05-15 | 2022-09-09 | 青岛海尔洗衣机有限公司 | Control method of clothes treatment equipment |
| CN110565319B (en) * | 2019-09-10 | 2021-05-25 | 无锡小天鹅电器有限公司 | Clothes treating apparatus |
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| WO2019052344A1 (en) | 2019-03-21 |
| CN109518405A (en) | 2019-03-26 |
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