WO2018001220A1

WO2018001220A1 - Integrated machine having both washing and drying functions

Info

Publication number: WO2018001220A1
Application number: PCT/CN2017/090173
Authority: WO
Inventors: 王珊; 迟宗锐; 徐超; 肖磊; 栾厚利
Original assignee: 青岛海尔滚筒洗衣机有限公司
Priority date: 2016-06-27
Filing date: 2017-06-27
Publication date: 2018-01-04
Also published as: CN107541891A

Abstract

An integrated machine having both washing and drying functions. The integrated machine having both washing and drying functions includes: an outer tub (1), an inner tub (7), a condenser (2), a water inlet means (3) in communication with the water inlet of the outer tub (1) and a drain means (4) in communication with the water outlet of the outer tub (1), a wet-hot-air inlet (21) in communication with the outer tub (1) being provided on the condenser (2), a first end of the condenser (2) being in communication with the water inlet means (3) and a second end of the condenser (2) being in communication with the drain means (4) by means of a condensate drain pipe (5).

Description

Washing machine

Technical field

The present disclosure relates to the field of washing and drying machine technology, for example, to a washing and drying machine.

Background technique

In the drying and drying machine of the related art, when the drying operation is performed, the high-temperature steam in the inner cylinder exchanges heat with the humid air in the inner cylinder to form hot and humid air, and the moist hot air enters the space between the inner cylinder and the outer cylinder and enters In the condensing duct, the top-down condensed water in the condensing duct is in contact with the moist hot air from the bottom up, so that the moisture in the hot and humid air condenses and flows back to the space between the inner cylinder and the outer cylinder along with the condensed water, and then The condensed water is discharged through the drain pipe. When the condensed water is discharged in the above manner, when the condensed water is returned to the space between the inner cylinder and the outer cylinder, the condensed water absorbs the heat of the high-temperature steam for drying in the inner cylinder, and the drying time is prolonged. Reduced drying efficiency.

Summary of the invention

The invention relates to a washing and drying machine, which can solve the problem that the heat of the high-temperature steam used for drying in the inner cylinder is absorbed when the condensed water is returned between the inner and outer cylinders, thereby reducing the drying efficiency.

A washing and drying machine comprising an outer cylinder, an inner cylinder, a condenser, a water inlet device communicating with the water inlet of the outer cylinder, and a drainage device communicating with the water outlet of the outer cylinder, the condenser being provided There is a hot and humid air inlet connected to the outer cylinder, the first end of the condenser is in communication with the water inlet device, and the second end of the condenser is connected to the drainage device through the condensate drain pipe.

Optionally, the washing and drying machine further comprises a drying heating device in communication with the outer cylinder, wherein the condenser is provided with a wet low temperature air outlet communicating with the drying heating device, the condenser A drying filter is arranged on the communication line between the wet low temperature air outlet and the drying heating device.

Optionally, the upper end of the condenser is provided with a water inlet end, the lower end of the condenser is provided with a water outlet end, the water inlet end is connected with the water inlet device, and the water outlet end passes through the condensed water discharge pipe and the drainage device. The drain filter is connected.

Optionally, the wet low temperature air outlet is located at one end of the condenser where the water inlet end is located, the humid hot air inlet is located at one end of the condenser where the water outlet end is located, and the humid hot air inlet is located at the water outlet end. Above.

Optionally, the drying heating device comprises a heater and a fan connected to the outer cylinder, and the heater heats the low temperature air formed by drying and filtering through the drying filter.

Optionally, the washer-dryer further includes an ozone generator in communication with the drying heating device.

Optionally, the drain device further includes a drain valve, the first end of the drain valve is connected to the outer tube by a pipe, and the second end of the drain valve is connected to the drain filter by a pipe.

A drain end is disposed on the condenser, and the drain end is communicated to the drain filter of the drain device through the condensate drain pipe. During the drying process, the liquid water formed by the contact of the water vapor in the hot and humid air with the condensed water will not flow back into the accommodating space, but the liquid water and the condensed water will be filtered together through the drain of the drainage device through the condensed water discharge pipe. The discharge of the device reduces the heat for drying in the inner cylinder due to the flow of the condensed water into the accommodating space, thereby saving energy and improving the drying efficiency.

DRAWINGS

Fig. 1 is a schematic view showing the structure of a washing and drying machine in an embodiment.

In the picture:

Outer cylinder; 11, hot and humid air outlet; 2, condenser; 21, hot and humid air inlet; 22, inlet end; 23, water outlet; 24, wet low temperature air outlet; 3, water inlet device; 4, drainage device; , drainage filter; 42, drain valve; 5, condensate drain pipe; 6, drying heating device; 61, drying filter; 62, heater; 63, fan; 7, inner cylinder; 8, accommodation space; 9. Ozone generator.

detailed description

The following technical solutions are described below with reference to the accompanying drawings and specific embodiments.

The embodiment provides a washing and drying machine. As shown in FIG. 1 , the washing and drying machine includes an outer tube 1, an inner tube 7, a condenser 2, a water inlet device 3, and a drainage device 4, wherein

The outer cylinder 1 is sleeved on the outside of the inner cylinder 7, and an accommodation space 8 is disposed between the inner cylinder 7 and the outer cylinder 1, and the outer cylinder 1 is provided with a hot and humid air outlet 11 and a water inlet.

The condenser 2 is provided with a hot and humid air inlet 21, and the hot and humid air inlet 21 is connected to the hot and humid air outlet 11 on the outer cylinder 1 through a pipeline; optionally, the upper end of the condenser 2 is provided with a water inlet end 22 The lower end of the condenser 2 is provided with a water outlet end 23, and the water inlet end 22 is in communication with the water inlet device 3, the water outlet end 23 is communicated with the drain filter 41 of the drain 4 through the condensate drain pipe 5, which is located outside the outer cylinder 1. During the drying process, the condensed water is injected into the condenser 2 through the water inlet device 3, and the moist hot air in the inner cylinder 7 passes through the accommodating space 8, the hot and humid air outlet 11, the pipe connecting the hot and humid air outlet 11 and the hot humid air inlet 21, and The hot and humid air inlet 21 enters the condenser 2, the moist hot air moves from bottom to top in the condenser 2, and the condensed water moves from top to bottom in the condenser 2, and the water vapor in the moist hot air encounters the condensed water to become liquid, and then The condensed water moves from top to bottom together and is discharged through the water discharge end 23, the condensate drain pipe 5, and the drain filter 41 of the drain device 4. The liquid water formed by the contact of the water vapor in the hot and humid air with the condensed water is no longer returned into the accommodating space 8, but the liquid water is discharged together with the condensed water through the condensate drain pipe 5 through the drain filter 41 of the drain device 4, The heat for drying in the inner cylinder 7 is absorbed due to the flow of the condensed water into the accommodating space 8, thereby saving energy and improving the drying efficiency.

In this embodiment, the drain device 4 may further include a drain valve 42, the first end of the drain valve 42 is connected to the outer cylinder 1 through a pipe, the second end of the drain valve 42 is connected to the drain filter 41 through a pipe; The condensed water is discharged through the drain filter 41 during the drying process. In the laundry process, when the waste water generated by the laundry is discharged through the drain device 4, the drain valve 42 is in an open state, and the waste water generated by the laundry is discharged through the drain valve 42 and the drain filter 41.

Optionally, in the embodiment, the hot and humid air inlet 21 is disposed at one end of the condenser 2 where the water outlet end 23 is disposed, and the hot and humid air inlet 21 is located above the water outlet end 23 . Since the hot and humid air inlet 21 is located above the water outlet end 23, the liquid water formed by the contact of the water vapor in the hot and humid air with the condensed water will move from top to bottom with the condensed water under the action of its own gravity, due to the drying process. The drain valve 41 is always in an open state, and the condensed water does not flow back into the accommodating space 8, but is discharged through the cold water discharge pipe 5 and the drain filter 41 of the drain device 4.

Optionally, the washing and drying machine of the embodiment is further provided with a drying heating device 6 communicating with the outer cylinder 1, the drying heating device 6 comprising a drying filter 61 connected by a pipeline in turn, and heating And a fan 63, the condenser 2 is provided with a wet low temperature air outlet 24 communicating with the drying filter 61 through a pipe, the wet low temperature air outlet 24 is located at one end of the condenser 2 provided with the water inlet end 22; The air outlet of the fan 63 is in communication with the outer cylinder 1. During the drying process, the water vapor in the hot and humid air encounters the condensed water to become a liquid, and the air in the hot and humid air becomes the wet low-temperature air, which moves from bottom to top along the condenser 2, and is dried. The dry filter 61 is dried and filtered, and the heater 62 is heated to form high temperature air which is fed into the inner cylinder 7 by the blower 63.

As an optional technical solution, in the embodiment, the washing and drying machine further includes an ozone generator 9 connected to the drying heating device 6. During the drying process, high temperature air is supplied into the inner cylinder 7 by the blower 63, and ozone is supplied into the inner cylinder 7 through the blower 63 to sterilize the laundry and prevent the laundry from breeding bacteria in a humid environment.

The drying process of the dryer integrated machine of this embodiment is as follows.

During the drying process, condensed water is supplied to the condenser 2 through the water inlet device 3, and the fan 63 sends the high-temperature air into the inner cylinder 7, and the high-temperature air dries the laundry in the inner cylinder 7, and the high-temperature air becomes hot and humid. The air, the moist hot air in the inner cylinder 7 enters the accommodating space 8, the hot and humid air outlet 11, the pipe connecting the humidified hot air outlet 11 and the hot humid air inlet 21, and the hot humid air inlet 21 into the condenser 2. The hot and humid air moves from bottom to top in the condenser 2, and the condensed water moves from top to bottom in the condenser 2, and the water vapor in the hot and humid air encounters the condensed water to become a liquid, and moves up and down together with the condensed water. And discharged through the drain end 23, the condensate drain pipe 5, and the drain filter 41 of the drain device 4. The air in the hot and humid air encounters the condensed water to become wet low temperature air, and the wet low temperature air moves from bottom to top along the condenser 2, is dried and filtered by the drying filter 61, and the heater 62 is heated to form high temperature air. The high temperature air will be fed into the inner cylinder 7 by the blower 63 for drying the laundry.

Industrial applicability

The washing and drying machine in the above embodiment reduces the heat for drying in the inner cylinder due to the flow of the condensed water into the accommodating space, saves energy, and improves the drying efficiency.

Claims

A washing and drying machine comprising an outer cylinder (1), an inner cylinder (7), a condenser (2), a water inlet device (3) communicating with the water inlet of the outer cylinder (1), and the outer a drain (4) connected to the drain of the cylinder (1), wherein the condenser (2) is provided with a hot and humid air inlet (21) communicating with the outer cylinder (1), the condenser (2) The first end of the condenser is in communication with the water inlet device (3), and the second end of the condenser (2) is connected to the drain device (4) through the condensate drain pipe (5).
The washer-dryer according to claim 1, further comprising a drying heating device (6) in communication with the outer cylinder (1), wherein the condenser (2) is provided with the drying heating a wet low temperature air outlet (24) connected to the device (6), a drying filter (61) is arranged on the communication line between the wet low temperature air outlet (24) of the condenser (2) and the drying heating device (6) .
The washer-dryer according to claim 2, wherein the upper end of the condenser (2) is provided with a water inlet end (22), and the lower end of the condenser (2) is provided with a water outlet end (23). The inlet end (22) communicates with the water inlet means (3), and the outlet end (23) communicates with the drain filter (41) of the drain means (4) through the condensate drain pipe (5).
The washer-dryer according to claim 3, wherein said wet low temperature air outlet (24) is located at one end of the condenser (2) provided with a water inlet end (22), and said hot humid air inlet (21) is located at condensation The device (2) is provided with one end of the water outlet end (23), and the hot humid air inlet (21) is located above the water outlet end (23).
The washing and drying machine according to claim 2, wherein said drying and heating device (6) comprises a heater (62) and a fan (63) communicating with said outer cylinder (1), and said heater (62) Heating the low temperature air formed by drying and filtering through the drying filter (61).
The washer-dryer according to claim 5, further comprising an ozone generator (9) in communication with the drying heating device (6).
The washer-dryer according to claim 3, wherein said draining device (4) further comprises A drain valve (42), the first end of the drain valve (42) is connected to the outer cylinder (1) by a pipe, and the second end of the drain valve (42) is connected to the drain filter (41) through a pipe.