CN216585710U

CN216585710U - Clothes treatment equipment

Info

Publication number: CN216585710U
Application number: CN202121945169.6U
Authority: CN
Inventors: 李文伟; 衣少磊; 王金凯; 邢本驸
Original assignee: Qingdao Haier Washing Electric Appliance Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Electric Appliance Co Ltd; Haier Smart Home Co Ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-05-24
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a clothes treating apparatus, a first washing unit, a second washing unit; the heating device is arranged on the first washing unit and used for heating the water in the first washing unit; and the connecting pipeline is communicated between the first washing unit and the second washing unit and is used for guiding the hot water in the first washing unit into the second washing unit. According to the utility model, the heating device is arranged on the first washing unit to heat the inlet water, the communicating pipeline is utilized to inject the hot water in the first washing unit into the second washing unit, the heating device is not required to be arranged on the second washing unit, the first washing unit and the second washing unit can share one heating device, the pipeline connection is simple, the first washing unit and the second washing unit can use the hot water, the production cost of the clothes treatment equipment is saved, the energy consumption of the clothes treatment equipment is reduced, and the energy is saved.

Description

Clothes treatment equipment

Technical Field

The utility model belongs to the field of clothes treatment, and particularly relates to a clothes treatment device.

Background

At present, the trouble of washing by different regions of a user is solved by the popular multi-drum washing machine on the market, and the multi-drum washing machine has a drum washing system and a drum washing system in a combined mode, wherein the drum washing system and a pulsator washing system, and the pulsator washing system are respectively provided with an independent washing system.

In the prior art, a washing system without a water heating system in a multi-drum washing machine can affect the washing effect of clothes, so that the clothes can not be washed cleanly. In order to solve the problems, a plurality of washing systems are respectively provided with a water heating system, but because of the reason of large heating power, the washing machine has the conditions of unsafe operation, high cost, high heating energy consumption and resource waste.

Chinese patent application No. CN202010022518.0 discloses a washing machine and a control method thereof, the washing machine comprises one or more washing tubs, each washing tub is provided with a circulating water inlet pipe and a circulating water outlet pipe, and an instant water heater, and the circulating water inlet pipe and the circulating water outlet pipe of each washing tub are connected to the instant water heater. This patent is through getting into the instant heating type water heater with the running water through total inlet tube and heating, and in the reentrant each washtub, can realize that many section of thick bamboo respectively with water heater cyclic connection, reduce washing machine's energy consumption, but need set up the water heater, increased the energy consumption of water heater to washing machine and water heater's pipe connection is complicated, and installation cost is high.

The present invention has been made in view of this situation.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the defects of the prior art, and the utility model aims to provide the clothes treatment equipment which has the advantages of simple structure, multiple cylinders sharing a water heating device, low water heating energy consumption and convenience in installation.

In order to solve the technical problems, the utility model adopts the technical scheme that: there is provided a laundry treating apparatus including,

a first washing unit, a second washing unit;

the heating device is arranged on the first washing unit and used for heating the water in the first washing unit;

and the connecting pipeline is communicated between the first washing unit and the second washing unit and is used for guiding the hot water in the first washing unit into the second washing unit.

According to the utility model, the heating device is arranged on the first washing unit to heat the inlet water, the communicating pipeline is utilized to inject the hot water in the first washing unit into the second washing unit, the heating device is not required to be arranged on the second washing unit, the first washing unit and the second washing unit can share one heating device, the pipeline connection is simple, the first washing unit and the second washing unit can use the hot water, the production cost of the clothes treatment equipment is saved, the energy consumption of the clothes treatment equipment is reduced, and the energy is saved.

Further, the connecting pipeline comprises a first pipeline and a second pipeline, the first pipeline is communicated with the first washing unit, and the second pipeline is used for feeding hot water into the second washing unit;

the laundry treating apparatus further comprises a control unit for controlling the laundry treating apparatus,

and the switching unit is connected between the first pipeline and the second pipeline and is used for controlling the on-off of the first pipeline and the second pipeline.

Further, the switching unit includes a switching unit,

a switching valve having a water inlet, a first water outlet and a second water outlet, the water inlet being connected to the first pipe, the first water outlet being connected to the second pipe;

the laundry treating apparatus further includes a third pipe connected to the second water outlet, for discharging the washing water of the first pipe and/or the second pipe to an outside of the laundry treating apparatus.

Furthermore, the first washing unit further comprises a first water discharging unit which is communicated between the first washing unit and the first pipeline and used for controlling the first washing unit to feed water into the first pipeline.

Further, the method also comprises the following steps of,

a first drain pipe communicated with the first washing unit for draining the washing water in the first washing unit to the outside of the laundry treating apparatus.

Furthermore, the second washing unit further comprises a second water drainage unit which is communicated between the second washing unit and the second pipeline and used for controlling the second washing unit to feed water into the second pipeline.

Furthermore, the second washing unit also comprises a water inlet pipe, and a water outlet of the second pipeline is connected with the water inlet pipe and is used for feeding water into the second washing unit through the water inlet pipe.

Further, the second washing unit is a pulsator washing unit and comprises a washing barrel and a barrel cover, and the barrel cover is used for sealing a barrel opening of the washing barrel;

and the water outlet of the second pipeline is connected with the barrel cover of the second washing unit and is used for feeding water into the washing barrel through the barrel cover.

Further, the method also comprises the following steps of,

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects.

(1) According to the utility model, the heating device is arranged on the first washing unit to heat the inlet water, the communicating pipeline is utilized to inject the hot water in the first washing unit into the second washing unit, the heating device is not required to be arranged on the second washing unit, the first washing unit and the second washing unit can share one heating device, the pipeline connection is simple, the first washing unit and the second washing unit can use the hot water, the production cost of the clothes treatment equipment is saved, the energy consumption of the clothes treatment equipment is reduced, and the energy is saved.

(2) The third pipeline is arranged, so that residual water in the communicating pipeline can be discharged, and the third pipeline can also be used as a drain pipe of the first washing unit and/or the second washing unit, so that the pipeline structure of the clothes treatment equipment is simplified, the cost of the clothes treatment equipment is reduced, and the space in the clothes treatment equipment is saved.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model, are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a schematic view of a laundry treating apparatus according to the present invention;

FIG. 2 is a schematic view of a laundry treating apparatus according to the present invention;

FIG. 3 is a schematic view of a laundry treating apparatus according to the present invention;

FIG. 4 is a schematic view of a laundry treating apparatus according to the present invention;

FIG. 5 is a schematic view of a laundry treating apparatus according to the present invention;

fig. 6 is a schematic view of a laundry treating apparatus according to the present invention.

In the figure: 1. a first washing unit; 11. a washing drum; 12. a first drainage unit; 13. a third drainage unit; 2. a second washing unit; 21. a water inlet pipe; 22. a washing tub; 23. a barrel cover; 24. a second drainage unit; 25. a fourth water discharge unit; 3. a heating device; 4. a switching unit; 41. a water inlet; 42. a first water outlet; 43. a second water outlet; 5. a first pipeline; 6. a second pipeline; 7. a third pipeline; 8. a first drain pipe; 9. a second drain pipe; 10. a water inlet valve.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 6, the laundry treating apparatus according to the present invention includes a first washing unit 1, a second washing unit 2, a heating device 3, and a connection pipe.

The heating device 3 is provided on the first washing unit 1 for heating the water in the first washing unit 1. The connection pipe is communicated between the first washing unit 1 and the second washing unit 2, and is used for guiding the hot water in the first washing unit 1 into the second washing unit 2.

According to the utility model, the heating device 3 is arranged on the first washing unit 1, hot water in the first washing unit 1 is injected into the second washing unit 2 by utilizing the communicating pipeline, the heating device 3 is not required to be arranged on the second washing unit 2, the first washing unit 1 and the second washing unit 2 can share one heating device 3, the pipeline connection is simple, the first washing unit 1 and the second washing unit 2 can use hot water, the production cost of the clothes treatment equipment is saved, the energy consumption of the clothes treatment equipment is reduced, and the energy is saved.

The clothes treatment equipment is provided with at least two washing units, or a plurality of washing units, and other washing units can be respectively communicated with the first washing unit 1 through connecting pipelines, so that the plurality of washing units share one set of heating device 3, and hot water sharing is realized.

Further, the connecting line includes a first line 5 and a second line 6. The first pipe 5 communicates with the first washing unit 1 and the second pipe 6 is used for feeding hot water into the second washing unit 2.

The laundry treating apparatus further includes a switching unit 4. The switching unit 4 is connected between the first pipeline 5 and the second pipeline 6 and is used for controlling the on-off between the first pipeline 5 and the second pipeline 6.

When the second washing unit 2 needs hot water, the first washing unit 1 is controlled to feed water, the heating device 3 works to heat water in the washing drum 11, and the switching unit 4 is controlled to communicate the first pipeline 5 and the second pipeline 6 to guide the hot water in the first washing unit 1 into the second washing unit 2.

The switching unit 4 includes a switching valve. The switching valve may be a two-way switching valve or a three-way switching valve. The two-way switching valve includes a water inlet 41 and a first water outlet 42.

Preferably, said first washing unit 1 comprises a washing drum 11. The heating device 3 is arranged on the washing drum 11 and used for heating water in the washing drum 11. The heating device 3 may be an electromagnetic heating device 3, an electric heating tube heating device 3, or another heating device 3.

As shown in fig. 2, 4 and 6, the switching valve has a water inlet 41, a first water outlet 42 and a second water outlet 43 that can be opened and closed. The water inlet 41 is connected to the first pipe 5, and the first water outlet 42 is connected to the second pipe 6.

When the second washing unit 2 needs to use hot water, the water inlet of the first washing unit 1 is controlled, the heating device 3 works to heat the water in the washing drum 11, the water inlet 41 and the first water outlet 42 of the switching valve are controlled to be opened, the first pipeline 5 and the second pipeline 6 are communicated, and the hot water in the washing drum 11 is guided into the second washing unit 2. When the second washing unit 2 does not require the inflow of hot water, the water inlet 41 and the first water outlet 42 of the switching valve are closed.

The laundry treating apparatus further comprises a third line 7. The third pipe 7 is connected to the second water outlet 43, and is used for discharging the washing water of the first pipe 5 and/or the second pipe 6 to the outside of the laundry treatment apparatus. The third pipeline 7 is arranged, so that residual water in the communicating pipeline can be discharged, and the third pipeline can also be used as a water discharge pipe of the first washing unit 1 and/or the second washing unit 2, so that the pipeline structure of the clothes treatment equipment is simplified, the cost of the clothes treatment equipment is reduced, and the space in the clothes treatment equipment is saved.

When the third pipe line 7 is used as a drain pipe of the first washing unit 1, the water inlet 41 and the second water outlet 43 of the control switch valve are opened, the first water outlet 42 is closed, and the washing water in the washing tub 11 is discharged through the first pipe line 5, the water inlet 41, the second water outlet 43, and the third pipe line 7.

The utility model also provides a water inlet control method of the clothes treatment equipment. The water inlet control method comprises the steps of receiving a hot water inlet instruction of the second washing unit 2, controlling the first washing unit 1 to heat water, and controlling the water inlet 41, the first water outlet 42 and the second water outlet 43 of the switching valve to be opened. Specifically, after receiving a hot water inlet instruction of the second washing unit 2, the first washing unit 1 is controlled to feed water, the heating device 3 works to heat water in the washing drum 11, and the water inlet 41, the first water outlet 42 and the second water outlet 43 of the switching valve are controlled to be opened and closed.

Further, the first washing unit 1 further includes a first drain unit 12. The first water discharging unit 12 is communicated between the first washing unit 1 and the first pipeline 5, and is used for controlling the first washing unit 1 to feed water into the first pipeline 5.

According to the utility model, the first water discharging unit 12 is arranged between the first washing unit 1 and the first pipeline 5, so that hot water in the first washing unit 1 can be pumped into the first pipeline 5, the hot water is conveniently discharged outwards, and the hot water inlet efficiency of the second washing unit 2 is also improved.

Preferably, the first drain unit 12 is a drain pump. The drainage pump is in a communication state under a non-working state; which in the active state pumps the water in the first washing unit 1 into the first pipe 5.

In one embodiment, as shown in fig. 1 to 2, the second washing unit 2 further includes a second drain unit 24. The second water discharging unit 24 is communicated between the second washing unit 2 and the second pipeline 6, and is used for controlling the second washing unit 2 to feed water into the second pipeline 6.

The second pipeline 6 in the utility model can be used for feeding hot water into the water inlet pipe 21 of the second washing unit 2, and can also be used as a water drainage pipeline of the second washing unit 2, the washing water is drained into the second pipeline 6 through the second water drainage unit 24 and then is drained through other pipelines, the pipeline structure of the second washing unit 2 is simplified, the cost of the clothes treatment equipment is reduced, and the space in the clothes treatment equipment is saved.

Preferably, the second drain unit 24 is a drain pump. The drainage pump is in a communication state under a non-working state; which, in the active condition, pumps the water in the washing tub 11 into the first pipe 5.

Preferably, the second washing unit 2 is a pulsator washing unit, and is located in a drawer that is push-and-pull arranged. The drawer can be pushed into or pulled out of the box body of the clothes treatment equipment through an opening on the box body. The first washing unit 1 is a drum washing unit and is located above the second washing unit 2.

In one embodiment, as shown in fig. 1, the switching unit 4 includes a water inlet 41 and a first water outlet 42 that can be controlled to open and close.

The first washing unit 1 includes a water outlet, a water discharge port, and a first water discharge pipe 8.

The first drain pipe 8 is communicated with the drain port for draining the first washing unit 1 to the outside of the laundry treating apparatus. Preferably, a third drainage unit 13 is arranged on the first drainage pipe 8.

The first pipeline 5 is communicated with the water outlet and is used for receiving hot water in the washing drum 11. The second pipe 6 is connected to a second water discharge unit 24 of the second washing unit 2. The water inlet 41 and the first water outlet 42 are respectively connected with the first pipeline 5 and the second pipeline 6 correspondingly.

When the second washing unit 2 is supplied with hot water, the hot water in the washing drum 11 enters the second washing unit 2 through the first pipeline 5, the water inlet 41, the first water outlet 42, the second pipeline 6 and the second water discharge unit 24.

When the first washing unit 1 drains, the washing water is drained through the drain port, the third drain unit 13, and the first drain pipe 8.

When the second washing unit 2 drains, the second drain unit 24 pumps the washing water into the first washing unit 1 and then drains. Specifically, the washing water is discharged through the second drain unit 24, the second pipe 6, the first water outlet 42, the water inlet 41, the first pipe 5, the water outlet, the washing tub 11, the drain port, the third drain unit 13, and the first drain pipe 8.

In one embodiment, as shown in fig. 2, the switching unit 4 includes a water inlet 41, a first water outlet 42, and a second water outlet 43 capable of being opened and closed. The laundry treating apparatus includes a third line 7.

The first pipeline 5 is provided with a first drainage unit 12. The second pipe 6 is connected to a second water discharge unit 24 of the second washing unit 2. The water inlet 41, the first water outlet 42 and the second water outlet 43 are respectively connected with the first pipeline 5, the second pipeline 6 and the third pipeline 7 correspondingly.

When the second washing unit 2 is supplied with hot water, the hot water in the washing drum 11 enters the second washing unit 2 through the first water discharging unit 12, the first pipeline 5, the water inlet 41, the first water outlet 42, the second pipeline 6 and the second water discharging unit 24.

When the first washing unit 1 discharges the washing water, the washing water is discharged through the first water discharging unit 12, the first pipe 5, the water inlet 41, the second water outlet 43, and the third pipe 7, and at this time, the first water outlet 42 is closed.

When the second washing unit 2 drains, the washing water is discharged through the second drain unit 24, the second pipe 6, the first water outlet 42, the second water outlet 43, and the third pipe 7, and at this time, the water inlet 41 is closed.

The first washing unit 1 and the second washing unit 2 may be drained simultaneously or non-simultaneously.

The present invention further provides a drainage control method of a laundry treating apparatus. The drainage control method of the clothes treatment equipment comprises the steps of receiving a drainage instruction of the first washing unit 1 and/or the second washing unit 2, correspondingly controlling the opening of the water inlet 41 of the switching valve and the opening of the first water outlet 42 and/or the second water outlet 43, and correspondingly controlling the first drainage unit 12 and/or the second drainage unit 24 to drain water.

In another embodiment, as shown in fig. 3 to 4, the second washing unit 2 further includes a water inlet pipe 21. The water outlet of the second pipeline 6 is connected with the water inlet pipe 21 and is used for feeding water into the second washing unit 2 through the water inlet pipe 21.

The utility model sets a connecting pipeline between the washing drum 11 of the first washing unit 1 and the water inlet pipe 21 of the second washing unit 2, and water is fed into the second washing unit 2, the structure of the existing clothes treatment equipment is utilized to carry out simple improvement, and the utility model is easy to realize and has low cost.

The second washing unit 2 is a pulsator washing unit and is positioned in a drawer which can be pushed and pulled. The drawer can be pushed into or pulled out of the box body of the clothes treatment equipment through an opening on the box body. The first washing unit 1 is a drum washing unit and is located above the second washing unit 2.

The first scrubbing unit 1 and the second scrubbing unit 2 are connected to a water inlet valve 10. The water inlet valve 10 is provided at an upper portion inside the laundry treating apparatus.

In one embodiment, as shown in fig. 3, the switching unit 4 includes a water inlet 41 and a first water outlet 42. The connecting line comprises a first line 5 and a second line 6. The first pipe 5 is in communication with the washing drum 11 and the second pipe 6 is in communication with the water inlet pipe 21 of the second washing unit 2. The water inlet 41 and the first water outlet 42 are correspondingly connected to the first pipeline 5 and the second pipeline 6, respectively.

The first washing unit 1 includes a third drain unit 13 and the first drain pipe 8 which are communicated, for draining water from the first washing unit 1 to the outside of the laundry treatment apparatus. The second washing unit 2 includes a fourth drain unit 25 and the second drain pipe 9, which are communicated, for draining the second washing unit 2 to the outside of the laundry treating apparatus.

When the second washing unit 2 is supplied with hot water, the hot water in the washing drum 11 enters the second washing unit 2 through the first pipeline 5, the water inlet 41, the first water outlet 42, the second pipeline 6 and the water inlet pipe 21.

When the first washing unit 1 drains, the washing water is discharged through the third drain unit 13 and the first drain pipe 8. When the second washing unit 2 drains, the washing water is discharged through the fourth drain unit 25 and the second drain pipe 9.

The first and

second drainage units

12 and 24 are drainage pumps. The first pipe 5 may also be provided with a first drain unit 12 for guiding the washing water in the washing tub 11 into the first pipe 5.

In one embodiment, as shown in fig. 4, the switching unit 4 includes a water inlet 41, a first water outlet 42, and a second water outlet 43 capable of controlling opening and closing. The laundry treating apparatus includes a third line 7.

The connecting line comprises a first line 5 and a second line 6. The first pipeline 5 is communicated with the washing drum 11, and a first water drainage unit 12 is arranged on the first pipeline 5. Said second conduit 6 communicates with the inlet conduit 21 of the second washing unit 2. The water inlet 41, the first water outlet 42 and the second water outlet 43 are respectively connected with the first pipeline 5, the second pipeline 6 and the third pipeline 7 correspondingly.

The second washing unit 2 includes a fourth drain unit 25 and the second drain pipe 9, which are communicated, for draining the second washing unit 2 to the outside of the laundry treating apparatus.

When the second washing unit 2 is supplied with hot water, the hot water in the washing drum 11 enters the second washing unit 2 through the first water discharging unit 12, the first pipeline 5, the water inlet 41, the first water outlet 42, the second pipeline 6 and the water inlet pipe 21.

When the first washing unit 1 discharges the washing water, the washing water is discharged through the first water discharging unit 12, the first pipe 5, the water inlet 41, the second water outlet 43, and the third pipe 7.

When the second washing unit 2 drains, the washing water is discharged through the fourth drain unit 25 and the second drain pipe 9.

In still another embodiment, as shown in fig. 5 to 6, the second washing unit 2 is a pulsator washing unit, and includes a washing tub 22 and a tub cover 23. The tub cover 23 is used to close the mouth of the washing tub 22. The water outlet of the second pipeline 6 is connected with the barrel cover 23 of the second washing unit 2, and is used for feeding water into the washing barrel 22 through the barrel cover 23.

According to the utility model, the communication pipeline is arranged between the first washing unit 1 and the barrel cover 23 of the second washing unit 2, so that hot water in the first washing unit 1 can be sprayed on the upper part of the washing barrel 22, clothes are uniformly heated, and the cleanliness of clothes washing is improved.

The impeller washing unit is positioned in a drawer which can be pushed and pulled. The drawer can be pushed into or pulled out of the box body of the clothes treatment equipment through an opening on the box body.

The first washing unit 1 is a drum washing unit and is located above the second washing unit 2.

In one embodiment, as shown in fig. 5, the switching unit 4 includes a water inlet 41 and a first water outlet 42. The connecting line comprises a first line 5 and a second line 6. The first pipeline 5 is communicated with the washing drum 11, and the second pipeline 6 is communicated with a drum cover 23 of the second washing unit 2. The water inlet 41 and the first water outlet 42 are correspondingly connected to the first pipeline 5 and the second pipeline 6, respectively.

The first washing unit 1 includes a third drain unit 13 and the first drain pipe 8 communicating with each other, for discharging the washing water in the first washing unit 1 to the outside of the laundry treating apparatus. The second washing unit 2 includes a fourth drain unit 25 and the second drain pipe 9 communicating with each other, for draining the washing water in the second washing unit 2 to the outside of the laundry treating apparatus.

When the second washing unit 2 is supplied with hot water, the hot water in the washing drum 11 enters the second washing unit 2 through the first pipeline 5, the water inlet 41, the first water outlet 42, the second pipeline 6 and the tub cover 23.

The third and

fourth drainage units

13 and 25 are drainage pumps. A first water discharge unit 12 may also be provided on the first pipe 5.

In one embodiment, as shown in fig. 6, the switching unit 4 includes a water inlet 41, a first water outlet 42, and a second water outlet 43 that can be controlled to open and close. The laundry treating apparatus includes a third line 7.

The connecting line comprises a first line 5 and a second line 6. The first pipeline 5 is communicated with the washing drum 11, and a first drainage unit 12 is arranged on the first pipeline 5. The second pipe 6 communicates with the tub cover 23 of the second washing unit 2. The water inlet 41, the first water outlet 42 and the second water outlet 43 are respectively connected with the first pipeline 5, the second pipeline 6 and the third pipeline 7 correspondingly.

The second washing unit 2 includes a fourth drain unit 25 and the second drain pipe 9 communicating with each other, for draining the washing water in the second washing unit 2 to the outside of the laundry treating apparatus.

When the second washing unit 2 is supplied with hot water, the hot water in the washing drum 11 enters the second washing unit 2 through the first water discharging unit 12, the first pipeline 5, the water inlet 41, the first water outlet 42, the second pipeline 6 and the tub cover 23.

Preferably, the first washing unit 1 is located above the other washing units. The first washing unit 1 is a drum washing unit.

Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.

Claims

1. A laundry treating apparatus, characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

a first washing unit, a second washing unit;

2. A laundry treating apparatus according to claim 1, characterized in that:

the connecting pipeline comprises a first pipeline and a second pipeline, the first pipeline is communicated with the first washing unit, and the second pipeline is used for feeding hot water into the second washing unit;

3. A laundry treating apparatus according to claim 2, characterized in that: the switching unit includes a switching unit for switching the switching unit,

4. A laundry treating apparatus according to claim 3, characterized in that:

the first washing unit further comprises a first water discharging unit which is communicated between the first washing unit and the first pipeline and used for controlling the first washing unit to feed water into the first pipeline.

5. A laundry treating apparatus according to any one of claims 3-4, characterized in that: the second washing unit also comprises a second water drainage unit which is communicated between the second washing unit and the second pipeline and is used for controlling the second washing unit to feed water into the second pipeline.

6. A laundry treating apparatus according to claim 5, characterized in that: also comprises a step of adding a new type of additive,

7. A laundry treating apparatus according to any one of claims 2-4, characterized in that: the second washing unit further comprises a water inlet pipe, and a water outlet of the second pipeline is connected with the water inlet pipe and used for feeding water into the second washing unit through the water inlet pipe.

8. A laundry treating apparatus according to any one of claims 2-4, characterized in that:

the second washing unit is a pulsator washing unit and comprises a washing barrel and a barrel cover, and the barrel cover is used for sealing a barrel opening of the washing barrel;

9. A laundry treating apparatus according to claim 7, characterized in that: also comprises the following steps of (1) preparing,

a second drain pipe communicated with the second washing unit for draining the washing water in the second washing unit to the outside of the laundry treating apparatus.

10. A laundry treating apparatus according to claim 9, characterized in that: also comprises the following steps of (1) preparing,