CN215738745U - Cleaning device and cleaning equipment - Google Patents

Abstract

The utility model discloses a cleaning device and cleaning equipment. The cleaning device comprises a bearing assembly, a spray head assembly and a control valve assembly; the bearing assembly comprises a cleaning plate surface and a mounting plate surface; the spray head assembly comprises a first spray head and a second spray head; the control valve assembly is arranged on the mounting plate surface and comprises a valve seat, a valve core and a driving unit, and the valve seat comprises a steam leading-in part, a first steam outlet part communicated with the first spray head and a second steam outlet part communicated with the second spray head; when the valve core is in a first state, the first steam outlet part is communicated with the steam leading-in part, and the second steam outlet part is closed with the steam leading-in part; when the valve core is in the second state, the first steam outlet part and the steam leading-in part are closed, and the second steam outlet part is communicated with the steam leading-in part. The cleaning device and the cleaning equipment are lighter and thinner.

Description

Cleaning device and cleaning equipment

Technical Field

The present invention relates to the field of electronic devices, and in particular, to a cleaning device and a cleaning apparatus.

Background

At present, with the increase of production level, people have higher and higher requirements on cleaning of floors, glass windows and the like, but the known cleaning tools for floors, glass windows and the like do not have the function of multiple purposes. Therefore, in recent years, cleaning apparatuses having at least two or more cleaning functions of cleaning, washing, polishing, and the like, such as steam mops, steam sweeping robots, and the like, have been increasingly popular.

However, in the related art, part of the cleaning devices with the steam cleaning function is integrated with the steam generator, and the steam outlet direction needs to be switched, so that the cleaning device is heavy, and the improvement of user experience is not facilitated.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the related art, the utility model provides a cleaning device and a cleaning device, which are lighter and thinner and are beneficial to improving the user experience.

The technical scheme is as follows:

according to a first aspect of embodiments of the present invention, there is provided a cleaning apparatus comprising a carrier assembly, a spray head assembly and a control valve assembly; the bearing assembly comprises a cleaning board surface and a mounting board surface arranged opposite to the cleaning board surface; the spray head assembly is arranged on the bearing assembly and comprises a first spray head and a second spray head; the control valve assembly is arranged on the mounting plate surface and comprises a valve seat, a valve core and a driving unit, the valve seat comprises a steam leading-in part, a first steam outlet part communicated with the first spray head and a second steam outlet part communicated with the second spray head, the valve core can move relative to the valve seat along the width direction or the length direction of the mounting plate surface so as to enable the valve core to have a first state and a second state, and the driving unit can drive the valve core to move between the first state and the second state; when the valve core is in a first state, the first steam outlet part is communicated with the steam leading-in part, and the second steam outlet part is closed with the steam leading-in part; when the valve core is in the second state, the first steam outlet part and the steam leading-in part are closed, and the second steam outlet part is communicated with the steam leading-in part.

The technical scheme provided by the embodiment of the utility model can have the following beneficial effects:

when the cleaning device is assembled, the spray head assembly is arranged on the bearing assembly, the control valve assembly is arranged on the installation plate surface, the opening or closing control of the first spray head and the second spray head is realized by utilizing the movement of the valve core, and the valve core can move relative to the valve seat along the width direction or the length direction of the installation plate surface, so that the space of the installation plate surface can be fully utilized to form a moving space, and the thickness of the cleaning device can be thinner. In addition, compared with the prior art, the steam switching control structure is simple, is beneficial to simplifying the parts of the cleaning device, is easy to assemble, and is further beneficial to reducing the weight and the cost of the cleaning device.

According to a second aspect of the embodiments of the present invention, there is also provided a cleaning apparatus including a steam generator and the above cleaning device, the steam generator including a steam outlet end communicating with the steam introduction part.

The technical scheme provided by the embodiment of the utility model can have the following beneficial effects:

because cleaning device can frivolous design for cleaning equipment can be smaller and exquisite, and occupation space is little, convenient transport. And the cleaning equipment is convenient to move in the using process.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model, as claimed.

Drawings

Brief description of the drawingsthe accompanying drawings, which form a part hereof, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model, and together with the description, serve to explain the utility model and not to limit the utility model.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a cleaning apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of the cleaning device shown in fig. 1.

Fig. 3 is a partial schematic view of the cleaning device shown in fig. 2 with the protective cover hidden.

Fig. 4 is a schematic structural view of the control valve assembly shown in fig. 3.

Fig. 5 is a schematic structural view of the cleaning device shown in fig. 2 from another view angle.

Figure 6 is a side view of the cleaning device shown in figure 2.

FIG. 7 is a cross-sectional schematic view of A-A shown in FIG. 6, illustrating the valve cartridge in a first state.

Fig. 8 is a schematic cross-sectional view of the valve cartridge of fig. 7 in a second state.

FIG. 9 is a schematic diagram of the control valve assembly shown in one embodiment.

Fig. 10 is a schematic bottom view of a cleaning device according to another embodiment.

Description of reference numerals:

10. cleaning equipment; 11. a cleaning device; 12. a steam generator; 13. a handle; 100. a load bearing assembly; 110. cleaning the board surface; 120. installing a board surface; 130. a side surface; 140. a protective cover; 150. an accommodating space; 200. a showerhead assembly; 210. a first nozzle; 211. a first nozzle; 220. a second nozzle; 221. a second nozzle; 300. a control valve assembly; 310. a valve seat; 311. a steam introduction part; 312. a first steam outlet part; 313. a second steam outlet part; 301. reversing; 314. a strip-shaped cavity; 315. a first through hole; 316. a second through hole; 317. a third through hole; 320. a valve core; 321. a second pressing inclined plane; 322. a valve stem; 323. a first plunger; 324. a second plunger; 330. a transmission member; 331. a first pressing inclined plane; 340. a pressing member; 341. a tread surface; 350. a transmission gear; 400. a connecting pipe; 500. a cleaning member.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The technical scheme of the utility model is explained in the following by combining the attached drawings. Fig. 1 to 8 are structural views of a cleaning apparatus and a cleaning device thereof shown in an embodiment. Fig. 1 is a schematic structural diagram of a cleaning apparatus shown in an embodiment. Fig. 2 is a schematic structural view of the cleaning device shown in fig. 1. Fig. 3 is a partial schematic view of the cleaning device shown in fig. 2 with the protective cover hidden. Fig. 4 is a schematic structural view of the control valve assembly shown in fig. 3. Fig. 5 is a schematic structural view of the cleaning device shown in fig. 2 from another view angle. Figure 6 is a side view of the cleaning device shown in figure 2.

Fig. 7 is a schematic cross-sectional view a-a of fig. 6 (with the valve spool in the first state). Fig. 8 is a schematic cross-sectional view of the valve cartridge of fig. 7 in a second state.

As shown in fig. 1, in an embodiment of the present invention, there is provided a cleaning apparatus 10 including a steam generator 12 and a cleaning device 11.

As shown in fig. 2 to 8, the cleaning apparatus 11 includes a carrier assembly 100, a showerhead assembly 200, and a control valve assembly 300; a carrier assembly 100 including a cleaning board 110 and a mounting board 120 disposed opposite the cleaning board 110; a showerhead assembly 200 disposed on the carrier assembly 100, the showerhead assembly 200 including a first showerhead 210 and a second showerhead 220; the control valve assembly 300 is arranged on the mounting plate surface 120, the control valve assembly 300 comprises a valve seat 310, a valve core 320 and a driving unit, the valve seat 310 comprises a steam leading-in part 311, a first steam outlet part 312 communicated with the first spray head 210 and a second steam outlet part 313 communicated with the second spray head 220, the valve core 320 can move relative to the valve seat 310 along the width direction or the length direction of the mounting plate surface 120 so as to enable the valve core 320 to have a first state and a second state, and the driving unit can drive the valve core 320 to move between the first state and the second state; when the valve core 320 is in the first state, the first steam outlet part 312 is communicated with the steam inlet part 311, and the second steam outlet part 313 and the steam inlet part 311 are closed; when the valve body 320 is in the second state, the first steam outlet portion 312 and the steam inlet portion 311 are closed, and the second steam outlet portion 313 and the steam inlet portion 311 are communicated.

When the cleaning device 11 is assembled, the nozzle assembly 200 is disposed on the carrier assembly 100, the control valve assembly 300 is mounted on the mounting plate surface 120, and the movement of the valve core 320 is used to control the opening or closing of the first nozzle 210 and the second nozzle 220, and the valve core 320 can move relative to the valve seat 310 along the width direction or the length direction of the mounting plate surface 120, so that the space of the mounting plate surface 120 can be fully utilized to form a moving space, and the thickness of the cleaning device 11 can be made thinner. In addition, compared with the prior art, the steam switching control structure is simple, is beneficial to simplifying the parts of the cleaning device 11, is easy to assemble, and is further beneficial to reducing the weight and the cost of the cleaning device 11.

And because cleaning device 11 can frivolous design, and then make cleaning device 10 can be smaller and more exquisite, and occupation space is little, conveniently carries. And cleaning device 10 is also convenient to remove in the use, can improve user experience.

The steam generator 12 includes a steam outlet end (not shown) communicating with the steam introduction part 311. In this way, when the cleaning device 10 is used, the steam generator 12 may need to be started more practically, so that the cleaning device 11 can output steam to improve the cleaning efficiency and the cleaning effect. Meanwhile, the control valve assembly 300 is combined so that the vapor can be discharged through the first showerhead 210 or the second showerhead 220.

The cleaning device 10 includes, but is not limited to, a steam mop, a steam cleaning robot, a steam wiping tool, and the like.

As shown in FIG. 1, in some embodiments, the cleaning device 10 further includes a handle 13, and the handle 13 is coupled to the cleaning apparatus 11. In this way, the handle 13 facilitates the user to manually control the cleaning device 11 to move, and the cleaning device 11 can be used to clean or polish the floor, the glass window, the tabletop, and other cleaning positions according to actual needs.

Specific implementations of the handle 13 include, but are not limited to, a handle structure, a rod structure, a pull ring structure, and the like.

It should be noted that the "valve core 320" may be one of the parts of the module "control valve assembly 300", that is, assembled with "other components of the control valve assembly 300" into one module, and then assembled modularly; or may be separate from the "other components of the control valve assembly 300" and may be separately mounted, i.e., may be integrated with the "other components of the control valve assembly 300" in the present apparatus.

The components contained in the units, the assemblies, the mechanisms and the devices can be flexibly combined, namely, the components can be produced in a modularized mode according to the actual situation and can be assembled in a modularized mode as an independent module; the modules may be assembled separately, and one module may be constructed in the present apparatus. The division of the above components into the present invention is only one embodiment, which is convenient for reading and is not a limitation to the protection scope of the present invention, and the equivalent technical solutions of the present invention should be understood as if they include the above components and have the same function.

It should be noted that, the specific implementation manners of "the steam introducing portion 311 is communicated with the steam outlet, the first steam outlet 312 is communicated with the first nozzle 210, and the second steam outlet 313 is communicated with the second nozzle 220" may be various, such as communicating by using a channel formed by the housing, or communicating by using a pipeline, or directly communicating.

As shown in fig. 2 and 3, in some embodiments, the steam inlet 311 is connected to the steam outlet through a connection pipe 400, the first steam outlet 312 is connected to the first nozzle 210 through another connection pipe 400, and the second steam outlet 313 is connected to the second nozzle 220 through another connection pipe 400. In this way, the distance between the steam inlet 311 and the steam outlet can be flexibly adjusted as required by the connection pipe 400, the distance between the first steam outlet 312 and the first nozzle 210 can be flexibly adjusted as required by the connection pipe 400, and the distance between the second steam outlet 313 and the second nozzle 220 can be flexibly adjusted as required by the connection pipe 400.

As shown in fig. 4, in some embodiments, at least one of the steam inlet 311, the first steam outlet 312, and the second steam outlet 313 is provided with an inverse buckle 301. Thus, the connection pipe 400 is conveniently fixed on the valve seat 310 through the reverse buckle 301, and the connection reliability is improved.

In addition to any of the above embodiments, as shown in fig. 3 and 5, in some embodiments, the bearing assembly 100 further includes a side surface 130 disposed at a side of the cleaning board 110, the first nozzle 210 includes a first nozzle 211 disposed at a bottom of the cleaning board 110, and the second nozzle 220 includes a second nozzle 221 disposed at the side surface 130. In this way, the first nozzle holes 211 are formed in the bottom of the cleaning plate 110 by the first nozzle 210 to facilitate steam injection to the floor or glass surface to be cleaned, and the second nozzle holes 221 are formed in the side surface 130 of the carrier assembly 100 by the second nozzle 220 to facilitate steam injection in the forward direction of the cleaning device 11. Thereby facilitating the control of the opening or closing of the first and second nozzle holes 211 and 221 using the movement of the valve spool 320

In addition to any of the above embodiments, in some embodiments, the valve element 320 may be automatically reset to the first state. In this way, the valve core 320 can be automatically reset, so that the first steam outlet part 312 is communicated with the steam inlet part 311, the second steam outlet part 313 is closed with the steam inlet part 311, the first nozzle 210 is opened, the actual using state is met, and the operation is reduced.

For example, in combination with the first nozzle hole 211, the valve body 320 is automatically returned to the first state when the steam is sprayed to the floor surface or the glass surface to be cleaned for a longer period of time. It is convenient to spray on the ground or glass when the steam generator 12 is started. When the steam is sprayed in the forward direction of the cleaning device 11, the driving unit is operated, which is beneficial to improving the user experience.

It should be noted that the "automatic reset" implementation manner of the "valve core 320 can automatically reset" can be implemented by any conventional technology that meets the use requirement, such as elastic reset (spring, elastic sheet, elastic rubber, gas spring, etc.) or magnetic automatic reset (magnet, electromagnet, etc.).

In addition to any of the above embodiments, as shown in fig. 7, in some embodiments, the driving unit includes a transmission member 330 telescopically movably disposed on the carrying component 100, and the transmission member 330 is in transmission engagement with the valve element 320 to drive the valve element 320 to move between the first state and the second state.

It should be noted that the transmission member 330 can directly or indirectly cooperate with the valve core 320 to drive the valve core 320 to move linearly or rotate. The specific implementation manner can be various, including but not limited to a connecting rod transmission fit, a gear and rack transmission fit, a flexible piece fit and the like.

As shown in fig. 6-8, in some embodiments, the poppet 320 moves telescopically relative to the valve seat 310. Thus, the driving member 330 may directly or indirectly drive the valve element 320 to move in a telescopic manner, so as to convert the linear displacement into the linear movement of the valve element 320, thereby reducing the number of intermediate driving members, facilitating the light and thin design of the cleaning device 11, and also facilitating the cost saving.

In some embodiments, the transmission member 330 includes a first pressing inclined surface 331, the valve element 320 includes a second pressing inclined surface 321, the second pressing inclined surface 321 is in pressing transmission fit with the first pressing inclined surface 331, and the transmission member 330 is in pressing transmission fit with the valve seat 310, so that the valve element 320 telescopically moves from the first state to the second state. Therefore, the first abutting inclined surface 331 and the second abutting inclined surface 321 are in transmission fit, and the transmission member 330 can be directly utilized to drive the valve element 320 to perform telescopic motion, so that the transmission distance is reduced, and the valve element 320 can be rapidly switched between the first state and the second state. In addition, the movement space and the escape space can be reduced, which is advantageous for the light weight and thin of the cleaning device 11.

In some embodiments, the valve seat 310 is provided with a strip-shaped cavity 314, a first through hole 315 communicated with the strip-shaped cavity 314, a second through hole 316 communicated with the strip-shaped cavity 314, and a third through hole 317 communicated with the strip-shaped cavity 314, wherein the first through hole 315, the second through hole 316, and the third through hole 317 are arranged at intervals along the depth direction of the strip-shaped cavity 314, the first through hole 315 is communicated with the first steam outlet portion 312, the second through hole 316 is communicated with the steam inlet portion 311, and the third through hole 317 is communicated with the second steam outlet portion 313; the valve core 320 comprises a valve rod 322, a first plunger 323 and a second plunger 324 which are arranged at intervals along the length direction of the valve rod 322, and the first plunger 323 is arranged close to the transmission piece 330; when the valve core 320 is in the first state, the first plunger 323 and the second plunger 324 are disposed outside the second through hole 316, so that the first steam outlet 312 is communicated with the steam inlet 311, and the second steam outlet 313 is closed with the steam inlet 311 by the second plunger 324; when the valve body 320 is in the second state, the third through hole 317 and the second through hole 316 are provided between the first plunger 323 and the second plunger 324 so that the second steam outlet 313 and the steam inlet 311 communicate with each other, and the first steam outlet 312 and the steam inlet 311 are closed by the second plunger 324. In this way, the steam introduction portion 311 is provided between the first steam discharge portion 312 and the second steam discharge portion 313, and the state of the valve body 320 can be switched by moving only two positions, thereby increasing the switching speed.

In addition, no breather need be provided, which can reduce the risk of clogging and improve the reliability of the cleaning device 10. Meanwhile, the die of the valve seat 310 relatively reduces the loose core in one direction, which is beneficial to reducing the manufacturing cost.

In some embodiments, the valve seat 310 has a straight cylindrical shape, and the steam inlet 311, the first steam outlet 312, and the second steam outlet 313 are arranged side by side at intervals along a length direction of the valve seat 310. Therefore, the manufacturing difficulty can be further reduced, and the cost is reduced. Meanwhile, the control valve assembly 300 can be more regular and more flexible in layout.

It should be noted that the specific implementation manner of the "driving unit" may be various, for example, the valve element 320 may be driven by an electric control power device, a motor, a pneumatic rod, or the like, or the valve element 320 may be driven by a manual driving structure.

On the basis of any one of the embodiments of the transmission member 330, as shown in fig. 6 to 8, in some embodiments, the carrier assembly 100 further includes a protective cover 140, the protective cover 140 is disposed on the mounting plate 120 and cooperates with the mounting plate 120 to form the accommodating space 150, and the valve seat 310, the valve core 320, at least a portion of the driving unit, and at least a portion of the nozzle assembly 200 are disposed in the accommodating space 150; the driving unit includes a pressing member 340 capable of automatically returning to the protecting cover 140, and the pressing member 340 is fixedly connected to the driving member 330. In this way, the protective cover 140 is used to form the accommodating space 150, so that internal devices of the cleaning apparatus 11, such as the valve seat 310, the valve core 320, at least a portion of the driving unit, and at least a portion of the spray head assembly 200, can be better protected. In addition, the aesthetic appearance of the cleaning apparatus 11 can be improved by using the protective cover 140. Meanwhile, the pressing piece 340 is arranged on the protective cover 140, so that a user can conveniently tread from the outside, the movement of the transmission piece 330 is conveniently controlled, the operation is smoother and easier, the human mechanics is more met, and the improvement of the user experience is facilitated.

In some embodiments, the pressing member 340 includes a tread surface 341, and the tread surface 341 is disposed to be inclined downward toward the cleaning board 110. Therefore, when the user operates the cleaning device 11 through the handle 13, the user can stride to ensure that the sole and the shank are perpendicular, the ankle does not need to be rotated to form an obtuse angle, the stepping is smoother and easier, and the human mechanics is better met.

It should be noted that the "automatic reset" of the pressing member 340 can be realized by any conventional technology that satisfies the use requirement, such as elastic reset (spring, elastic sheet, elastic rubber, gas spring, etc.) or magnetic automatic reset (magnet, electromagnet, etc.).

In other embodiments, as shown in fig. 9, the transmission member 330 includes a rack structure, the valve element 320 is rotatably disposed in the valve seat 310, and the control valve assembly 300 further includes a driving gear 350 engaged with the rack structure, wherein the driving gear 350 can drive the valve element 320 to rotate. Thus, the gear rack mechanism is utilized to convert the telescopic displacement of the transmission member 330 into the rotation motion of the valve core 320, so as to realize the switching of the valve core 320 between the first state and the second state.

The "cleaning plate surface" and the "mounting plate surface" are not limited to one plane, and may be a flat plate or an uneven plate having a concave-convex structure. And the concrete implementation mode can be various, and can be two surfaces of one plate or two surfaces of a plate-shaped structure formed by splicing a plurality of plates.

The "cleaning plate surface" may be a bottom surface of the carrier assembly, but may not be limited to the bottom surface of the carrier assembly, which is a surface opposite to the "mounting plate surface". That is, other board structures, such as a wiping board, a cleaning pad, etc., may be provided on the "cleaning board" instead of or in addition to other board structures.

In addition to any of the above embodiments, as shown in fig. 10, in some embodiments, the cleaning device 11 further includes a cleaning member 500, and the cleaning member 500 is disposed on the cleaning board 110. In this manner, wiping can be performed using the cleaning member 500 to improve cleaning efficiency.

The cleaning element can be directly or indirectly fixed on the cleaning plate surface in various ways, and specific implementation manners of the cleaning element include but are not limited to cleaning cloth, cleaning foam, cleaning cotton sheets, cleaning cushions and the like.

In addition to any of the above embodiments, in some embodiments, the valve seat further includes a third steam outlet (not shown) that is respectively communicated with the first nozzle and the second nozzle, the valve core further has a third state so that the steam inlet is communicated with the third steam outlet, and the driving unit can drive the valve core to move between the first state, the second state, and the third state relative to the valve seat. Therefore, when the valve core is driven by the driving unit to move to the third state, the first nozzle and the second nozzle are communicated with the steam leading-in part, and bidirectional steam outlet is realized, so that the cleaning device provided by the utility model has more steam outlet modes to meet the requirements of more occasions.

The control valve component is a four-way valve, and the third steam outlet part is respectively communicated with the first spray head and the second spray head through two connecting pipes.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, when one component is considered to be "fixedly connected" to another component, the two components may be fixed by way of detachable connection, or may be fixed by way of non-detachable connection, such as socket connection, snap connection, integrally formed fixation, welding, etc., which can be realized in the conventional art, and is not cumbersome.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (14)

1. A cleaning device, comprising:

the bearing assembly comprises a cleaning board surface and a mounting board surface arranged opposite to the cleaning board surface;

the spray head assembly is arranged on the bearing assembly and comprises a first spray head and a second spray head; and

the control valve assembly is arranged on the mounting plate surface and comprises a valve seat, a valve core and a driving unit, the valve seat comprises a steam leading-in part, a first steam outlet part communicated with the first spray head and a second steam outlet part communicated with the second spray head, the valve core can move relative to the valve seat along the width direction or the length direction of the mounting plate surface so as to enable the valve core to have a first state and a second state, and the driving unit can drive the valve core to move between the first state and the second state;

when the valve core is in the first state, the first steam outlet part is communicated with the steam leading-in part, and the second steam outlet part is closed with the steam leading-in part;

when the valve core is in the second state, the first steam outlet part and the steam leading-in part are closed, and the second steam outlet part is communicated with the steam leading-in part.

2. The cleaning apparatus defined in claim 1, wherein the carrier assembly further comprises a side surface disposed to a side of the cleaning surface, the first spray head comprising a first spray orifice disposed at a bottom of the cleaning surface, and the second spray head comprising a second spray orifice disposed at the side surface.

3. The cleaning apparatus as claimed in claim 1, wherein the driving unit comprises a transmission member telescopically movably disposed on the carrying member, the transmission member being in transmission engagement with the valve element to move the valve element between the first state and the second state.

4. The cleaning apparatus as claimed in claim 3, wherein the carrier assembly further comprises a protective cover disposed on the mounting plate and cooperating with the mounting plate to form a receiving space, the valve seat, the valve core, at least a portion of the driving unit and at least a portion of the nozzle assembly being disposed in the receiving space; the drive unit including but automatic re-setting set up in the pressing piece of protective cover, pressing piece with driving medium fixed connection.

5. The cleaning device according to claim 4, wherein the pressing member includes a step surface which is inclined in a direction toward the cleaning plate surface.

6. The cleaning device of claim 3, wherein the transmission member includes a first pressing inclined surface, the valve element includes a second pressing inclined surface, the second pressing inclined surface is in pressing transmission fit with the first pressing inclined surface, and the transmission member is in pressing transmission fit with the valve seat, so that the valve element can be telescopically moved from the first state to the second state.

7. The cleaning device according to claim 6, wherein the valve seat is provided with a strip-shaped cavity, first through holes communicated with the strip-shaped cavity, second through holes communicated with the strip-shaped cavity, and third through holes communicated with the strip-shaped cavity, the first through holes, the second through holes, and the third through holes are arranged at intervals along the depth direction of the strip-shaped cavity, the first through holes are communicated with the first steam outlet part, the second through holes are communicated with the steam inlet part, and the third through holes are communicated with the second steam outlet part; the valve core comprises a valve rod, a first plunger and a second plunger which are arranged along the length direction of the valve rod at intervals, and the first plunger is arranged close to the transmission part;

when the valve core is in the first state, the first plunger and the second plunger are arranged outside the second through hole, so that the first steam outlet part is communicated with the steam leading-in part, and the second steam outlet part is closed with the steam leading-in part through the second plunger;

when the valve core is in the second state, the third through hole and the second through hole are arranged between the first plunger and the second plunger, so that the second steam outlet part is communicated with the steam leading-in part, and the first steam outlet part is closed with the steam leading-in part through the second plunger.

8. The cleaning device according to claim 6, wherein the valve seat has a straight cylindrical shape, and the steam introduction portion, the first steam discharge portion, and the second steam discharge portion are arranged side by side at intervals in a longitudinal direction of the valve seat.

9. The cleaning apparatus as recited in claim 3, wherein said drive member includes a rack structure, said valve element being rotatably disposed within said valve seat, said control valve assembly further including a drive gear engaged with said rack structure, said drive gear being capable of rotating said valve element.

10. The cleaning device of claim 1, wherein at least one of the steam inlet portion, the first steam outlet portion, and the second steam outlet portion is provided with an inverted buckle.

11. The cleaning apparatus as claimed in claim 1, wherein the valve seat further includes a third steam outlet portion communicating with the first and second nozzles, respectively, the valve body further has a third state such that the steam introduction portion communicates with the third steam outlet portion, and the driving unit is capable of driving the valve body to move between the first state, the second state, and the third state with respect to the valve seat.

12. The cleaning apparatus defined in any one of claims 1-11, wherein the valve element is automatically resettable to the first state.

13. A cleaning device comprising a steam generator and a cleaning apparatus as claimed in any one of claims 1 to 12, the steam generator comprising a steam outlet in communication with a steam inlet.

14. The cleaning apparatus defined in claim 13, further comprising a handle connected to the cleaning device.

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