WO2017107941A1

WO2017107941A1 - Washer-dryer integrated machine and control method

Info

Publication number: WO2017107941A1
Application number: PCT/CN2016/111419
Authority: WO
Inventors: 迟宗锐; 徐超; 李全德; 王珊; 杜会防
Original assignee: 青岛海尔滚筒洗衣机有限公司
Priority date: 2015-12-24
Filing date: 2016-12-22
Publication date: 2017-06-29
Also published as: CN106917220A; CN106917220B

Abstract

Disclosed are a washer-dryer integrated machine and a control method, comprising an outer drum (5) and a condenser (13) being mounted in the washer-dryer integrated machine, wherein an air inlet of the condenser (13) is connected to an air outlet of the outer drum (5), an air outlet of the condenser (13) is connected to an air inlet of the outer drum (5), and a valve is mounted on a connection channel between the air inlet of the condenser (13) and the air outlet of the outer drum (5) to control the connection/disconnection of the connection channel. The connection/disconnection of the connection channel is controlled by providing the valve on the connection channel between the air inlet of the condenser (13) and the air outlet of the outer drum (5), and the unblocking of an air flow channel is realized by means of first detecting whether conduction is performed between a clothes drying air duct and the outer drum (5) when washing or drying, and the connection channel between the air inlet of the condenser (13) and the air outlet of the outer drum (5) being closed when the water is filled into the outer drum (5) to reduce water usage, or the connection channel between the air inlet of the condenser (13) and the air outlet of the outer drum (5) is opened when drying.

Description

Washing and drying machine and control method

Technical field

The invention relates to a washing and drying machine and a control method thereof, and belongs to the field of a washing and drying machine and a control method thereof.

Background technique

At present, the washing and drying machine on the market mostly connects the condenser directly to the outer cylinder, so that the inner cavity of the condenser communicates with the outer cylinder chamber, and in the drying process, the hot and humid air enters the condenser from the air outlet of the outer cylinder. Precipitate water to reduce humidity. As shown in the patent 201420142346.0 "an anti-siphon washing and drying machine", as shown in FIG. 1, the air inlet of the water condenser 6 is connected to the outer cylinder 5 of the washing and drying machine, and the outer cylinder 5 and the water condenser 6 are connected. The connection point is located at the lower middle portion of the outer cylinder 5. In the patent 201520228846.0 "Condenser for washing machine and drum washing machine therewith", as shown in FIG. 2, the condenser 100 is connected to the clothes barrel 200, that is, the outer tube, and similarly, the connection between the two is located in the clothes barrel 200. Middle and lower. However, in the above two patents, there is no valve between the air inlet of the condenser and the air outlet of the outer cylinder, and the connection channel between the air inlet of the condenser and the air outlet of the outer cylinder cannot be blocked when washing the water inlet, when the washing water When the height exceeds the height of the outlet of the outer cylinder, the washing water will inevitably enter the connecting passage of the condenser and the outer cylinder and the condenser, and this part of the water does not participate in the washing, thereby causing waste of water. In the washing and rinsing process, the washing and drying process will repeatedly feed water, thus causing a large amount of water to be wasted.

The present invention has been made in view of the above.

Summary of the invention

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and provide a washing and drying machine and a control method, which can be provided with a valve to control the connection between the air inlet of the condenser and the air outlet of the outer cylinder, thereby enabling Closure of the passage is achieved when water is introduced into the outer cylinder to reduce water usage.

In order to solve the above technical problems, the basic idea of adopting the technical solution of the present invention is:

A washing and drying machine control method, the washing and drying machine receives a washing instruction, determines whether the drying air duct and the outer cylinder are electrically connected, and if not, controls the washing water to be injected into the outer cylinder to perform washing, and if so, issues an instruction Close the drying air duct and return to re-judgment; the washing and drying machine receives the dry clothes command to determine whether the drying air duct and the outer cylinder are conductive, and if so, control the air to circulate in the outer cylinder and the drying air duct for drying If not, issue a command to turn on the clothes duct and return to re-judgment.

Further, after the washing and drying machine issues an instruction to close the drying air duct, the air inlet and the outer cylinder of the condenser are installed. The valve core in the connecting passage between the ports acts under the push of the valve stem, and closes the connecting passage between the air inlet of the condenser and the air outlet of the outer cylinder.

Further, the connecting passage between the condenser air inlet and the outer cylinder air outlet includes a first channel and a second channel connected in a circular shape, one end of the first channel is connected to the air outlet of the outer tube, and one end of the second channel is connected to the air inlet of the condenser. After the washing and drying machine issues an instruction to close the drying air duct, the valve core installed in the first passage passes over the joint of the first passage and the second passage and pushes the air outlet to the first passage and the outer cylinder under the push of the valve stem The connection is advanced to close the connection passage between the condenser inlet and the outlet of the outer cylinder.

The utility model relates to a washing and drying machine. An outer cylinder and a condenser are installed in the washing and drying machine, and a drying duct is formed through the connecting passage between the outer cylinder and the condenser, and a valve is installed in the passage to control the opening and closing.

Further, the air inlet of the condenser and the outlet of the outer cylinder are connected by a connecting passage, and the air outlet of the condenser is connected with the air inlet of the outer cylinder via a connecting passage, and the connecting passage between the air inlet of the condenser and the air outlet of the outer cylinder is installed. Valve to control its on and off.

Further, the connecting passage between the air inlet of the condenser and the air outlet of the outer cylinder comprises a first passage and a second passage which are connected in a circular shape, one end of the first passage is connected to the outlet of the outer cylinder, and one end of the second passage is connected to the condenser. The air inlet port comprises a valve core and a valve stem, one end of the valve rod is connected to the valve core, and the other end is connected to the driving device, the valve core is installed in the first passage and the outer diameter of the valve core is matched with the inner diameter of the first passage, and the valve stem pushes the valve core at The first channel slides and the intersection of the first channel and the second channel is within the stroke of the spool.

Further, the passage between the air inlet of the condenser and the air outlet of the outer cylinder includes a first passage and a second passage which are connected in a circular shape, one end of the first passage is connected to the outlet of the outer cylinder, and one end of the second passage is connected to the condenser. The tuyere, the valve includes a valve core and a valve stem, one end of the valve stem is connected to the valve core, and the other end is connected to the driving device, the valve core is installed in the second passage and the outer diameter of the valve core is matched with the inner diameter of the second passage, and the valve stem pushes the valve core in the first The two channels slide and the intersection of the first channel and the second channel is within the stroke of the spool.

Further, the valve is installed in the connecting passage at a position closest to the outlet of the outer cylinder.

After adopting the above technical solution, the present invention has the following advantageous effects compared with the prior art.

The invention relates to a washing and drying machine and a control method, and a valve is arranged on a connecting passage of a condenser air inlet and an outer cylinder air outlet to control the opening and closing thereof, and the drying air duct and the outer cylinder are first used in washing or drying. Whether the conduction is detected, and the connection passage between the condenser air inlet and the outer cylinder air outlet is closed when water is introduced into the outer cylinder to reduce the water consumption, or the condenser air inlet and the outer cylinder are opened during drying. The connecting passage of the air outlet is to realize the smooth flow of the air circulation passage.

The specific embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

DRAWINGS

Figure 1 is a schematic diagram of Patent 201420142346.0 "An anti-siphon washing and drying machine".

2 is a schematic view of a patent 201520228846.0 "Condenser for a washing machine and a drum washing machine having the same".

3 is a schematic view showing the connecting passage of the air inlet of the condenser and the air outlet of the outer cylinder in the valve core of the first embodiment of the present invention.

4 is a schematic view showing the connecting passage of the valve core without blocking the air inlet of the condenser and the air outlet of the outer cylinder in the first embodiment of the present invention.

Among them, 4, circulation air duct, 5, outer cylinder, 6, water condenser. 1000, washing and drying machine outer cylinder assembly 100, condenser 101, condensation channel 1, air outlet 2, water inlet a, water flow b, air flow c, water flower 200, container 300, condensate water pipe 400, drying room 11 , the first channel 12, the second channel 13, the condenser 14, the valve core 15, the valve stem 16, the motor.

detailed description

Embodiment 1

The outer cylinder and the condenser are installed in the washing and drying machine of the invention, and the height of the air outlet of the outer cylinder is lower than the highest point of the outer cylinder. The air inlet of the condenser is located at the bottom of the condenser, and the air inlet of the condenser is connected with the air outlet of the outer cylinder through a connecting passage, and the air outlet of the condenser is connected with the air inlet of the outer cylinder through a connecting passage, and is installed on the connecting passage of the condenser and the outer cylinder. There are valves to control the switching of the channel.

In this embodiment, a valve is installed on the connecting passage between the condenser air inlet and the outer cylinder air outlet to control its opening and closing. The valve can be used with any valve that can be used to close or open the passage.

The valve is installed in the channel closest to the outlet of the outer cylinder. In this way, the amount of wash water entering the passage can be minimized.

In this embodiment, as shown in FIG. 3, the passage includes a first passage 11 and a second passage 12 which are connected in a circular shape. One end of the first passage 11 is connected to the outlet of the outer cylinder, and one end of the second passage 12 is connected to the condenser 13. The air inlet. The valve includes a valve body 14 and a valve stem 15, one end of the valve stem 15 is connected to the valve core 14, and the other end is connected to a motor 16 as a driving device. The valve core 14 is installed in the first passage 11 and the outer diameter of the valve core 14 and the first passage The inner diameter of 11 is matched. The valve stem 15 pushes the spool 14 to slide within the first passage 11 and the intersection of the first passage 11 and the second passage 12 is located within the stroke of the spool 14, as shown in Figures 3 and 4, the valve stem 15 urges the spool 14 Moving between the A position and the B position, and the intersection of the first passage 11 and the second passage 12 is between the A position and the B position.

When the washing and drying machine is filled with water, the valve stem 15 pushes the spool 14 to the A position, and the spool 14 closes the condenser. The connection between the tuyere and the outlet of the outer cylinder, the water in the outer cylinder cannot enter the condenser cavity through the passage, reducing the water consumption.

When the washing and drying machine performs the drying work, the valve stem 15 pushes the valve core 14 to the B position, and the valve core 14 no longer closes the connection passage between the condenser air inlet and the outer cylinder air outlet, and the air in the outer cylinder can pass the first The passage 11 and the second passage 12 enter the condenser 13 to reduce the humidity of the air. At this time, since the spool 14 is located at the intersection of the first passage 11 and the second passage 12, the air does not pass through the spool 14 from the side of the spool 14 when passing through the first passage 11 and the second passage 12. On the other side, therefore, there is no possibility that air flows through the spool 14 to generate noise.

In other embodiments, the passage includes a first passage and a second passage that are connected in a circular shape, one end of the first passage is connected to the outlet of the outer cylinder, and one end of the second passage is connected to the air inlet of the condenser, and the valve includes a valve core and a valve stem. One end of the valve stem is connected to the valve core, the other end is connected to the driving device, the valve core is installed in the second passage and the two are matched, the valve stem pushes the valve core to slide in the second passage and the intersection of the first passage and the second passage is located Within the stroke of the spool. The valve stem stops or stops the connecting passage of the condenser air inlet and the outer cylinder air outlet by pushing the valve core to stay on both sides of the intersection of the first passage and the second passage.

The invention relates to a washing and drying machine which is provided with a valve on the connecting passage of the air inlet of the condenser and the air outlet of the outer cylinder to control the opening and closing, and the channel is closed when the water is filled in the outer cylinder to reduce the water consumption, or the condensation is turned on during the drying. The connecting passage between the air inlet of the device and the air outlet of the outer cylinder is to realize the smooth flow of the air circulation passage.

Embodiment 2

A washing and drying machine control method is implemented on the washing and drying machine of the first embodiment, the washing and drying machine receives the washing instruction, determines whether the drying air duct and the outer tube are electrically connected, and if not, controls the washing. Water is injected into the outer cylinder for washing, and if so, an instruction is made to close the drying air duct and return to re-judgment; the washing and drying machine receives the dry clothes command to determine whether the drying air duct and the outer cylinder are electrically connected, and if so, Control the air to circulate in the outer cylinder and the drying duct, and if not, issue a command to turn on the drying duct and return to judge.

The clothes duct of the embodiment includes the passage through which the air passing through the connecting passage of the condenser air inlet and the outer cylinder air outlet of the first embodiment flows. However, the opening and closing of the clothes duct is controlled by a valve installed on the connecting passage between the condenser air inlet and the outer cylinder air outlet.

In this embodiment, after the washing and drying machine issues an instruction to close the drying air duct, the valve core installed in the connecting passage between the air inlet of the condenser and the air outlet of the outer cylinder moves under the valve stem, and the condenser is closed. A connecting passage between the tuyere and the outlet of the outer cylinder.

The connecting passage between the air inlet of the condenser and the air outlet of the outer cylinder comprises a first passage and a second passage connected in a circular shape, one end of the first passage is connected to the outlet of the outer cylinder, and one end of the second passage is connected to the air inlet of the condenser, and is washed. Dry machine After issuing the instruction to close the drying duct, the valve core installed in the first passage is pushed over the joint of the first passage and the second passage under the pushing of the valve stem and is pushed to the joint of the first passage and the outer cylinder outlet, and closed A connecting passage between the condenser air inlet and the outer cylinder air outlet. In order to accommodate the water in the closed channel after the valve plug is closed, the valve core is pushed as far as possible to the connection of the first passage to the outer cylinder outlet.

The invention discloses a washing and drying machine control method, which uses a valve arranged on a connecting passage of a condenser air inlet and an outer cylinder air outlet to control the opening and closing thereof, and firstly controls the drying air duct and the outer cylinder during washing or drying. Whether the conduction is detected or not, the passage is closed when the water is introduced into the outer cylinder to reduce the water consumption, or the connection passage between the condenser air inlet and the outer cylinder air outlet is opened during drying to realize the smooth flow of the air circulation passage.

The embodiments of the present invention may be further combined or substituted, and the embodiments are merely described for the preferred embodiments of the present invention, and are not intended to limit the scope and scope of the present invention. Various changes and modifications made by those skilled in the art to the technical solutions of the present invention are within the scope of the present invention.

Claims

A washing and drying machine control method, characterized in that: the washing and drying machine receives the washing instruction, and determines whether the drying air duct and the outer tube are electrically connected,

If not, control the washing water to be injected into the outer cylinder for washing, and if so, issue an instruction to close the dry air duct and return to re-judgment;

The washing and drying machine receives the drying instruction and determines whether the drying air duct and the outer cylinder are electrically connected.

If yes, control the air to circulate in the outer cylinder and the drying duct, and if not, issue a command to conduct the drying duct and return to judge.
The method for controlling a washing and drying machine according to claim 1, wherein the washing and drying machine issues a command to close the drying air duct, and is installed in a connecting passage between the air inlet of the condenser and the air outlet of the outer cylinder. The spool is actuated by the valve stem to close the connecting passage between the condenser air inlet and the outer cylinder air outlet.
The method of controlling a washing and drying machine according to claim 2, wherein the connecting passage between the air inlet of the condenser and the air outlet of the outer cylinder comprises a first passage and a second passage connected in a circular shape, the first passage One end is connected to the outer cylinder air outlet, one end of the second passage is connected to the condenser air inlet, and after the washing and drying machine issues a command to close the drying air duct, the valve core installed in the first passage crosses the first passage under the push of the valve stem Advancing with the connection of the second passage and connecting the first passage to the outlet of the outer cylinder, closing the connecting passage between the inlet of the condenser and the outlet of the outer cylinder.
The invention relates to a washing and drying machine, characterized in that: an outer cylinder and a condenser are installed in the washing and drying machine, and a drying duct is formed through the connecting passage between the outer cylinder and the condenser, and a valve is installed in the passage to control It is switched on and off.
The washing and drying machine according to claim 4, wherein the air inlet of the condenser is connected to the outlet of the outer cylinder via a connecting passage, and the air outlet of the condenser is connected to the air inlet of the outer cylinder via a connecting passage. A valve is installed on the connecting passage between the air inlet and the outlet of the outer cylinder to control its opening and closing.
A washing and drying machine according to claim 5, wherein the connecting passage between the air inlet of the condenser and the air outlet of the outer cylinder comprises a first passage and a second passage which are connected in a circular shape, the first passage One end is connected to the outer cylinder air outlet, and one end of the second passage is connected to the condenser air inlet.

The valve includes a valve core and a valve stem. One end of the valve stem is connected to the valve core, and the other end is connected to the driving device. The valve core is installed in the first passage and the outer diameter of the valve core is matched with the inner diameter of the first passage. The valve stem pushes the valve core in the first passage. The inner slide and the intersection of the first passage and the second passage are located within the stroke of the spool.
A washing and drying machine according to claim 5, wherein the passage between the air inlet of the condenser and the air outlet of the outer cylinder comprises a first passage and a second passage which are connected in a circular shape, one end of the first passage Connect the outer cylinder air outlet, and connect one end of the second passage to the condenser air inlet.

The valve includes a valve core and a valve stem. One end of the valve stem is connected to the valve core, and the other end is connected to the driving device. The valve core is installed in the second passage and the outer diameter of the valve core is matched with the inner diameter of the second passage. The valve stem pushes the valve core in the second passage. The inner slide and the intersection of the first passage and the second passage are located within the stroke of the spool.
A washing and drying machine according to any one of claims 5 to 7, wherein the valve is installed in the connecting passage at a position closest to the outlet of the outer cylinder.