CN111020967A

CN111020967A - Washing material feeding device and washing machine with same

Info

Publication number: CN111020967A
Application number: CN202010023713.5A
Authority: CN
Inventors: 陈波; 魏晓磊; 汲超
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-11-02
Filing date: 2020-01-09
Publication date: 2020-04-17
Also published as: CN111074478A; CN111088645A; CN111058216A; CN212152788U; CN212611479U; CN111088646A; CN111394932A; CN111088641A; CN212357689U; CN212152793U; CN111197225A; CN111394931A; EP4026938A1; CN111139620A; CN111058217B; CN111074473B; CN212152786U; CN212925484U; CN212152790U; CN111235817B

Abstract

The invention provides a cleaning material feeding device and a washing machine with the same. The cleaning material putting device comprises a material containing box, wherein the material containing box is provided with a plurality of material containing cavities, the material containing box is provided with a mixing channel, and the mixing channel is communicated with the material containing cavities; the switching mechanism comprises a shell, an inlet of the shell is communicated with an outlet of the mixing channel, a plurality of mixed liquid guide cavities are arranged in the shell, each mixed liquid guide cavity is provided with at least one outlet, and when water flows are introduced into the mixing channel, the water flows can drive the cleaning materials in the preset material accommodating cavity to flow into the shell; the guide assembly is arranged in the shell, and the control guide assembly can guide mixed liquid formed by water flow and cleaning materials into a preset mixed liquid guide cavity and then discharge the mixed liquid out of the shell through an outlet of the preset mixed liquid guide cavity. The space required when the cleaning material feeding device is installed is effectively reduced, and then the overall size of the washing machine is effectively reduced.

Description

Washing material feeding device and washing machine with same

Technical Field

The invention relates to the technical field of washing machine equipment, in particular to a washing material feeding device and a washing machine with the same.

Background

With the continuous improvement of life quality, people have higher and higher requirements on life, and the trend of pursuing a healthy and intelligent life style is towards. As an indispensable household appliance, people rely on washing machines more and more strongly. Health and intellectualization become important development trends in the technical field of washing machines, and partition and multi-zone washing of the washing machines provides a possibility for realizing healthy washing. The problem of health in the field of washing machines is solved by zone washing. The zoned washing machine in the prior art adopts a separate putting mode when detergent and softener are put in a plurality of barrels of clothes, so that the volume of a single putting device is large due to the arrangement, most space of the washing machine is occupied by the putting device, and the problem that the washing machine is large in size is caused.

Disclosure of Invention

The invention mainly aims to provide a cleaning material feeding device and a washing machine with the same, and aims to solve the problem that the washing machine in the prior art is large in size.

In order to achieve the above object, according to one aspect of the present invention, there is provided a cleaning material dispensing apparatus including: the material accommodating box is provided with a plurality of material accommodating cavities, the material accommodating box is provided with a mixing channel, and the mixing channel is communicated with the material accommodating cavities; switching mechanism, the switching mechanism includes: the inlet of the shell is communicated with the outlet of the mixing channel, a plurality of mixed liquid guide cavities are arranged in the shell, each mixed liquid guide cavity is provided with at least one outlet, and when water flows are introduced into the mixing channel, the water flows can drive the cleaning material in the preset material accommodating cavity to flow into the shell; the guide assembly is arranged in the shell, and the control guide assembly can guide mixed liquid formed by water flow and cleaning materials into a preset mixed liquid guide cavity and then discharge the mixed liquid out of the shell through an outlet of the preset mixed liquid guide cavity.

Further, the control guide assembly can enable the connection or disconnection between two adjacent mixed liquor guide cavities.

Furthermore, a plurality of mixed liquid guide cavities comprise a first cavity and a second cavity which are adjacently arranged, the first cavity is communicated with an outlet of the mixing channel, the first cavity is provided with a first outlet, a first channel is arranged between the second cavity and the first cavity, the second cavity is provided with a second outlet, the guide assembly is arranged in the first cavity, the control guide assembly can enable the mixed liquid flowing into the first cavity to flow out of the shell through the first outlet, or the control guide assembly can enable the mixed liquid to flow into the second cavity and then flow out of the shell through the second outlet.

Further, the guide assembly includes: the first power source is connected with the shell; the first liquid guide plate is movably arranged in the first cavity and provided with a first position for closing the first outlet and opening the first channel, the first liquid guide plate is provided with a second position for opening the first outlet and closing the first channel, and the first power source can drive the first liquid guide plate to be positioned at the first position or the second position.

Furthermore, the first channel is arranged at the bottom of the first cavity, the first liquid guide plate is hinged to the bottom of the first cavity, when the first liquid guide plate is located at the first position, the first liquid guide plate is arranged in the vertical direction, and when the first liquid guide plate is located at the second position, the first liquid guide plate is arranged in the horizontal direction to seal the first channel.

Further, the guide assembly further comprises: the sliding rail is connected with the bottom of the first cavity, the first power source can drive the first liquid guide plate to move to a first position or a second position along the sliding rail, and when the first liquid guide plate moves to the second position, the first power source drives the first liquid guide plate to overturn by a preset angle.

Further, a plurality of mixed liquid direction cavitys still include the third cavity, and the third cavity sets up adjacent with the second cavity, and the third cavity has the third export, is provided with the second passageway between third cavity and the second cavity, and the direction subassembly still includes: the second power source is connected with the shell; the second liquid guide plate is movably arranged in the second cavity and provided with a third position for closing the second outlet and opening the second channel, the second liquid guide plate is provided with a fourth position for opening the second outlet and closing the second channel, and the second power source can drive the second liquid guide plate to be positioned at the third position or the fourth position.

Further, the second passageway is seted up in the bottom of second cavity, and the second drain board is articulated with the bottom of second cavity, and when the second drain board was located the third position, the second drain board set up along vertical direction, and when the second drain board was located the fourth position, the second drain board set up along the horizontal direction in order to seal the second passageway.

Further, the first cavity, the second cavity and the third cavity are arranged downwards in sequence along the vertical direction.

According to another aspect of the present invention, there is provided a washing machine, comprising a washing material feeding device, wherein the washing material feeding device is the above washing material feeding device, and a washing tub is correspondingly disposed at an outlet of each mixed liquid guide cavity.

By applying the technical scheme of the invention, the switching mechanism is arranged, so that the mixed liquid flowing in from the mixing channel can be guided to the preset mixed liquid guide cavity through the guide assembly of the switching mechanism, and then is discharged out of the shell through the outlet of the mixed liquid guide cavity to carry out cleaning operation. The arrangement can realize automatic reversing flow of the mixed liquid flowing into the shell. Especially, the washing machine with the cleaning material feeding device can realize the function of automatically feeding the cleaning liquid, and the problem that the feeding device is large in size due to the fact that manual feeding is adopted and an independent feeding device is adopted to feed different cleaning materials in the prior art is solved. Due to the arrangement of the switching mechanism, the space required by the cleaning material feeding device during installation can be effectively reduced, and the overall size of the washing machine is effectively reduced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of an embodiment of a cleaning material delivery device according to the invention.

Wherein the figures include the following reference numerals:

10. a material containing box; 11. a mixing channel; 12. a softener holding cavity; 13. a washing liquid containing chamber;

20. a switching mechanism; 21. a housing;

22. a first cavity; 221. a first outlet; 222. a first channel;

23. a second cavity; 231. a second outlet;

24. a third cavity; 241. a third outlet; 242. a second channel;

31. a first power source; 32. a first liquid guide plate; 33. a second power source; 34. a second liquid guide plate.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

Referring to fig. 1, a cleaning material dispensing apparatus is provided according to an embodiment of the present invention.

Specifically, the cleaning material dispensing device includes a material containing box 10 and a switching mechanism 20. The material containing box 10 has a plurality of material containing cavities, and the material containing box 10 has a mixing passage 11. The mixing channels 11 are all communicated with a plurality of material containing cavities. The switching mechanism 20 includes a housing 21. An inlet of the shell 21 is communicated with an outlet of the mixing channel 11, a plurality of mixed liquid guide cavities are arranged in the shell 21, each mixed liquid guide cavity is provided with at least one outlet, and when water flows are introduced into the mixing channel 11, the water flows can drive cleaning materials in the preset material containing cavities to flow into the shell 21; the guide assembly is arranged in the shell 21, and the control guide assembly can guide mixed liquid formed by water flow and cleaning materials into a preset mixed liquid guide cavity and then discharge the mixed liquid out of the shell 21 through an outlet of the preset mixed liquid guide cavity. In the embodiment, the plurality of material accommodating cavities comprise a softener accommodating cavity 12 and a washing liquid accommodating cavity 13. The cleaning material comprises a softener and a detergent, the softener accommodating cavity 12 is used for accommodating the softener, and the washing liquid accommodating cavity 13 is used for accommodating the detergent.

Wherein, control direction subassembly can make and connect or break off between two adjacent mixed liquid direction cavitys. The device can realize the leading-in and leading-out of the mixed liquid by controlling the conduction condition between the guide cavities, and effectively improves the reliability of the cleaning material throwing device.

Specifically, the plurality of mixed liquor guide chambers includes a first chamber 22 and a second chamber 23 which are adjacently disposed. The first chamber 22 communicates with the outlet of the mixing channel 11. The first chamber 22 has a first outlet 221. A first channel 222 is provided between the second cavity 23 and the first cavity 22. The second chamber 23 has a second outlet 231. The guide assembly is disposed within the first cavity 22. The control guide assembly can make the mixed liquid flowing into the first cavity 22 flow out of the housing 21 through the first outlet 221. The directing assembly may also be controlled to cause the mixed liquor to flow into the second chamber 23 and then out of the housing 21 through the second outlet 231. The arrangement enables the cleaning materials to smoothly flow into the preset washing unit for cleaning operation, for example, the cleaning materials can be effectively guided into the washing barrel.

The guide assembly includes a first power source 31 and a first fluid guide plate 32. The first power source 31 is connected to the housing 21. The first liquid guiding plate 32 is movably disposed in the first cavity 22, the first liquid guiding plate 32 has a first position at which the first outlet 221 is closed and the first passage 222 is open, and the first liquid guiding plate 32 has a second position at which the first outlet 221 is open and the first passage 222 is closed, and the first power source 31 can drive the first liquid guiding plate 32 to be located at the first position or the second position. The arrangement is such that by controlling the position of the first liquid guide plate 32, it is possible to control whether to select the first outlet 221 to be opened or the second outlet 231 to be opened, and the arrangement is such that the structure of the guide assembly is simple and reliable.

Further, the first channel 222 opens at the bottom of the first cavity 22. First drain board 32 is hinged to the bottom of first cavity 22, and when first drain board 32 is located at the first position, first drain board 32 is arranged along vertical direction, and when first drain board 32 is located at the second position, first drain board 32 is arranged along horizontal direction to seal first channel 222. The arrangement enables the mixed liquid to flow into the second cavity 23 by the gravity of the mixed liquid, and the sealing performance between the first liquid guide plate 32 and the inside of the object can be improved.

In order to improve the stability of the first liquid guide plate 32 during sliding, the guide assembly is further provided with a sliding rail. The slide rail is connected to the bottom of the first chamber 22. The first power source 31 can drive the first liquid guide plate 32 to move to the first position or the second position along the slide rail, and when the first liquid guide plate 32 moves to the second position, the first power source 31 drives the first liquid guide plate 32 to turn over by a preset angle. In the present embodiment, when the first liquid guiding plate 32 moves to the second position, the first power source 31 drives the first liquid guiding plate 32 to turn 90 °.

In order to improve the practicality of washing material input device, a plurality of mixed liquid direction cavitys have still set up third cavity 24. The third cavity 24 is disposed adjacent to the second cavity 23. The third cavity 24 has a third outlet 241. A second channel 242 is provided between the third cavity 24 and the second cavity 23. The guide assembly further includes a second power source 33 and a second liquid guide plate 34. The second power source 33 is connected to the housing 21. The second liquid guiding plate 34 is movably disposed in the second cavity 23, the second liquid guiding plate 34 has a third position at which the second outlet 231 is closed and the second channel 242 is opened, and the second liquid guiding plate 34 has a fourth position at which the second outlet 231 is opened and the second channel 242 is closed, and the second power source 33 can drive the second liquid guiding plate 34 to be located at the third position or the fourth position. The arrangement can be realized by controlling the positions of the first liquid guide plate 32 and the second liquid guide plate 34, and then selecting at least one of the first outlet 221, the second outlet 231 and the third outlet 241 to output liquid. Preferably, when the third outlet 241 is selected to discharge liquid, the first outlet 221 and the second outlet 231 are both in a closed state, and the first channel and the second channel are both in an open state.

Further, a second channel 242 opens at the bottom of the second cavity 23. The second liquid guiding plate 34 is hinged to the bottom of the second cavity 23, when the second liquid guiding plate 34 is located at the third position, the second liquid guiding plate 34 is arranged along the vertical direction, and when the second liquid guiding plate 34 is located at the fourth position, the second liquid guiding plate 34 is arranged along the horizontal direction to seal the second channel 242. This arrangement can improve the sealing property between the second liquid guide plate 34 and the inside of the object. Of course, in the present embodiment, the structure of the guiding component disposed in the third cavity is the same as that of the guiding component located in the first cavity. That is, in the embodiment, a slide rail may be further disposed in the second liquid guide plate 34, and the second liquid guide plate 34 is slidably connected to the slide rail.

Preferably, the first cavity 22, the second cavity 23 and the third cavity 24 are arranged in sequence in a downward vertical direction. The arrangement can realize the driving of the mixed liquid by utilizing the self gravity of the mixed liquid. Of course, in this embodiment, the first chamber 22, the second chamber 23, and the third chamber 24 may be set in the horizontal direction, and the driving pump may be provided to drive the mixed liquid.

The cleaning material feeding device in the above embodiment may also be used in the technical field of washing machine equipment, that is, according to another aspect of the present invention, there is provided a washing machine, including the cleaning material feeding device, where the cleaning material feeding device is the cleaning material feeding device in the above embodiment, and an outlet of each mixed liquid guide cavity is correspondingly provided with a washing tub. The washing procedure that can pass through washing machine is set up like this, and the washing material that holds the intracavity with the material drops into the washing barrel of the washing procedure that corresponds and washs the operation, has improved this washing machine's practicality and reliability effectively. In this embodiment, the first power source and the second power source may drive motors.

The existing washing machine is automatically put in, particularly a multi-barrel washing machine, and different washing barrels adopt the mode that a detergent box is independently put in, so that the problem that the space occupied by the washing machine is large is caused. And the design of the multi-tub washing machine in the prior art still adopts manual throwing in for saving space, and the practicality is low.

According to the washing machine provided by the application, the detergents such as the laundry detergent, the softener and the like can be automatically distributed and can be automatically put in, and the detergents are put in each washing drum according to the needs, so that the washing machine is simple in structure and low in cost. The detergent and the softener can be put in by adopting a switching device, and the putting of the detergent and the softener in each washing barrel is not interfered. In this embodiment, only one mixed liquid inlet and one mixed liquid outlet of the automatic feeding and switching device, namely, the inlet and the outlet of the mixing channel, are formed into one inlet and one outlet, and each liquid outlet is controlled to respectively discharge liquid through the power source and the liquid guide plate. The liquid guide plate is arranged on the left side of the water inlet when closed and on the right side of the water inlet when opened, so that water is prevented from being leaked. The first liquid outlet is connected with a common washing barrel, as shown in fig. 1, the switching device comprises a mixed liquid inlet, a first liquid outlet, a second liquid outlet, a third liquid outlet, a power source, a first liquid guide plate and a second liquid guide plate which are communicated with the automatic feeding device. Wherein the area of the liquid guide plate is larger than that of the liquid outlet. The first liquid outlet is communicated with the first washing barrel, the second liquid outlet is communicated with the second washing barrel, and the third liquid outlet is communicated with the third washing barrel.

Before washing, different washing barrels start to work according to the selection of a user, the softener and the detergent enter a mixing cavity, the mixing cavity is only provided with one liquid outlet, and the automatic feeding device is communicated with the switching device through a pipeline. The mixed liquid is thrown into different washing barrels through a switching device. The switching device controls the inlet and the outlet to discharge liquid through the power source and the night board, and the night board controls the opening or the closing of the night board through the power source. When the first liquid outlet is required to discharge liquid, the first power source controls the first liquid guide plate to be opened, the second power source controls the second liquid guide plate to be closed, and the mixed liquid enters the first washing barrel in a proper manner. When the second liquid outlet is needed for liquid inlet, the first power source controls the first liquid guide plate to be closed, the second power source controls the second liquid guide plate to be opened, and the mixed liquid enters the second washing barrel along the same direction. When the third liquid outlet is needed to discharge liquid, the first power source controls the first liquid guide plate to be closed, the second driving valve controls the second liquid guide plate to be closed, and the mixed liquid enters the third washing barrel along the same direction.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cleaning material dispensing device, comprising:

the material containing box (10) is provided with a plurality of material containing cavities, the material containing box (10) is provided with a mixing channel (11), and the mixing channel (11) is communicated with the material containing cavities;

a switching mechanism (20), the switching mechanism (20) comprising:

the cleaning device comprises a shell (21), wherein an inlet of the shell (21) is communicated with an outlet of the mixing channel (11), a plurality of mixed liquid guide cavities are arranged in the shell (21), each mixed liquid guide cavity is provided with at least one outlet, and when water flow is introduced into the mixing channel (11), the water flow can drive cleaning materials preset in the material containing cavities to flow into the shell (21);

the guide assembly is arranged in the shell (21) and is used for controlling the guide assembly to guide the mixed liquid formed by water flow and the cleaning material to be preset in the mixed liquid guide cavity and then to be discharged out of the shell (21) through a preset outlet of the mixed liquid guide cavity.

2. The cleaning material dispensing device of claim 1, wherein the guiding assembly is controlled to connect or disconnect two adjacent mixed liquid guiding cavities.

3. The cleaning material feeding device according to claim 1 or 2, wherein the plurality of mixed liquid guide chambers includes a first chamber (22) and a second chamber (23) which are adjacently disposed, the first chamber (22) being in communication with the outlet of the mixing channel (11), the first chamber (22) having a first outlet (221), a first channel (222) is arranged between the second cavity (23) and the first cavity (22), the second cavity (23) is provided with a second outlet (231), the guide assembly is arranged in the first cavity (22), the guide assembly is controlled to enable the mixed liquid flowing into the first cavity (22) to flow out of the shell (21) through the first outlet (221), or the guide component is controlled to make the mixed liquid flow into the second cavity (23), and then flows out of the housing (21) through the second outlet (231).

4. The cleaning material delivery apparatus of claim 3, wherein the guide assembly comprises:

a first power source (31), the first power source (31) being connected with the housing (21);

a first liquid guide plate (32), the first liquid guide plate (32) being movably disposed in the first cavity (22), the first liquid guide plate (32) having a first position when the first outlet (221) is closed and the first passage (222) is opened, and the first liquid guide plate (32) having a second position when the first outlet (221) is opened and the first passage (222) is closed, the first power source (31) being capable of driving the first liquid guide plate (32) to be located at the first position or the second position.

5. The cleaning material delivery device of claim 4, wherein the first channel (222) opens at a bottom of the first cavity (22), the first fluid guide plate (32) is hinged to the bottom of the first cavity (22), the first fluid guide plate (32) is disposed in a vertical direction when the first fluid guide plate (32) is in the first position, and the first fluid guide plate (32) is disposed in a horizontal direction when the first fluid guide plate (32) is in the second position to seal the first channel (222).

6. The cleaning material delivery apparatus of claim 5, wherein the guide assembly further comprises:

the sliding rail is connected with the bottom of the first cavity (22), the first power source (31) can drive the first liquid guide plate (32) to move to the first position or the second position along the sliding rail, and when the first liquid guide plate (32) moves to the second position, the first power source (31) drives the first liquid guide plate (32) to turn over by a preset angle.

7. The cleaning material delivery device of claim 3, wherein the plurality of mixed liquor guide cavities further comprises a third cavity (24), the third cavity (24) is disposed adjacent to the second cavity (23), the third cavity (24) has a third outlet (241), a second channel (242) is disposed between the third cavity (24) and the second cavity (23), and the guide assembly further comprises:

a second power source (33), the second power source (33) being connected with the housing (21);

a second liquid guide plate (34), the second liquid guide plate (34) being movably disposed in the second cavity (23), the second liquid guide plate (34) having a third position when the second outlet (231) is closed and the second channel (242) is opened, and the second liquid guide plate (34) having a fourth position when the second outlet (221) is opened and the second channel (242) is closed, the second power source (33) being capable of driving the second liquid guide plate (34) to be located at the third position or the fourth position.

8. The cleaning material dispensing device according to claim 7, wherein the second channel (242) is open at a bottom of the second cavity (23), the second liquid guide plate (34) is hinged to the bottom of the second cavity (23), the second liquid guide plate (34) is disposed in a vertical direction when the second liquid guide plate (34) is located at the third position, and the second liquid guide plate (34) is disposed in a horizontal direction when the second liquid guide plate (34) is located at the fourth position to seal the second channel (242).

9. The washing material delivery device according to claim 7, characterized in that the first chamber (22), the second chamber (23) and the third chamber (24) are arranged in vertical direction downwards in sequence.

10. A washing machine comprises a cleaning material feeding device, and is characterized in that the cleaning material feeding device is the cleaning material feeding device in any one of claims 1 to 9, and a washing bucket is correspondingly arranged at an outlet of each mixed liquid guide cavity.