CN116269097A - Floor brush and cleaning equipment - Google Patents

Abstract

The application discloses a floor brush, which comprises a rolling brush and a rotating brush, wherein the rolling brush can rotate along a preset direction; the cover assembly is detachably connected with the ground brush and can cover part of the rolling brush; the suction nozzle assembly comprises a plate and a suction port which is arranged on the plate and communicated with the suction source, the suction nozzle assembly is arranged below the cover assembly, and the suction nozzle assembly is detachably connected with the floor brush. The suction nozzle assembly and the ground brush in the application are detachably connected, the suction nozzle assembly can be detached from the ground brush for cleaning, the whole ground brush is not required to be moved when the suction nozzle assembly is cleaned, the operation of a user is convenient, and the situation that liquid permeates into the ground brush to damage equipment such as a water pump, a rolling brush motor and the like in the ground brush when the ground brush is directly cleaned can be avoided. The application also discloses cleaning equipment comprising the floor brush.

Description

Floor brush and cleaning equipment

Technical Field

The application relates to the technical field of cleaning equipment, in particular to a floor brush and cleaning equipment.

Background

With the rise of living standard, auxiliary cleaning devices for household sanitary cleaning have been developed, and these cleaning devices can reduce the amount of labor paid by users in household cleaning, and thus are widely favored by the current society.

At present, a suction nozzle assembly of the cleaning device and a floor brush are integrally formed, and a shell of the floor brush forms a part of the suction nozzle assembly, so that sewage enters a sewage tank through the suction nozzle assembly, dirt is easy to remain on the suction nozzle assembly, bacteria breeding can be caused due to untimely cleaning, and the health of a user is endangered. However, the whole floor brush needs to be moved during cleaning, which causes burden to users, and when the floor brush is directly cleaned, liquid is at risk of penetrating into the floor brush, damaging equipment such as a water pump, a rolling brush motor and the like in the floor brush.

Disclosure of Invention

Aiming at the defects of the prior art, one of the purposes of the invention is to provide a floor brush, wherein a suction nozzle component and the floor brush are detachably connected, the suction nozzle component can be detached from the floor brush for cleaning, the whole floor brush is not required to be moved when the suction nozzle component is cleaned, the operation of a user is convenient, and the phenomenon that liquid permeates into the floor brush and damages equipment such as a water pump, a rolling brush motor and the like in the floor brush when the floor brush is directly cleaned can be avoided.

In order to achieve the above purpose, the technical means adopted by the invention are as follows: a floor brush comprising: the rolling brush can rotate along a preset direction; the cover assembly is detachably connected with the ground brush and can cover part of the rolling brush; the suction nozzle assembly comprises a plate and a suction port which is arranged on the plate and communicated with the suction source, the suction nozzle assembly is arranged below the cover assembly, and the suction nozzle assembly is detachably connected with the floor brush.

Wherein, suction nozzle subassembly links to each other with the lid subassembly, through dismantling the lid subassembly, can drive the suction nozzle subassembly that links to each other with the lid subassembly and remove, need not to use the instrument, has improved dismouting efficiency for easy operation is convenient.

The plate extends along the axial direction of the rolling brush and is positioned behind the rolling brush.

Wherein, the length of the plate is consistent with the length of the rolling brush.

The cover assembly is provided with a latch mechanism, the latch mechanism comprises a spring, a lock body and a user operation part, and a user can drive the user operation part to enable the lock body to move from a first position to a second position under the action of the spring; when the lock body is located at the first position, the lock body is clamped in the groove of the ground brush, and when the lock body is located at the second position, the lock body is far away from the groove of the ground brush, so that the cover assembly is far away from the ground brush.

Wherein the floor brush further comprises a spray assembly for applying a liquid to the roller brush and/or the surface to be cleaned, the spray assembly being located between the cover assembly and the suction nozzle assembly.

The liquid spraying component comprises a plurality of liquid outlet holes and a plurality of diversion trenches, and the liquid outlet holes are respectively positioned in the middle of the diversion trenches; each diversion trench comprises a plurality of inclined planes and is in a horn shape which is outwards expanded by taking the liquid outlet hole as the center, wherein the inclined planes of each diversion trench below the liquid outlet hole are arc-shaped surfaces.

Wherein, the inclined planes on the adjacent diversion trenches are butted.

The liquid outlet hole is provided with a first liquid separating hole and a second liquid separating hole, and the first liquid separating hole and the second liquid separating hole face to two sides of the liquid outlet hole respectively.

Wherein, a plurality of liquid outlet holes are distributed along the axial direction of the rolling brush, so as to be convenient for uniformly wetting the rolling brush.

The ground brush further comprises a scraping plate assembly, the scraping plate assembly is abutted with the rolling brush, and the scraping plate assembly is arranged on the liquid spraying assembly.

Wherein, scraper blade subassembly and hydrojet subassembly integrated into one piece.

Wherein, set up a plurality of broachs on the hydrojet subassembly, a plurality of broachs are arranged along the axial of round brush.

The spray assembly comprises a main water channel and at least two water outlet channels formed by branching on the main water channel, wherein the at least two water outlet channels comprise a first water outlet channel and a second water outlet channel which are the same in length.

It is a further object of the present invention to provide a cleaning apparatus comprising a main body and the above-described floor brush.

The beneficial effects of this application are: the suction nozzle assembly and the ground brush in the application are detachably connected, the suction nozzle assembly can be detached from the ground brush for cleaning, the whole ground brush is not required to be moved when the suction nozzle assembly is cleaned, the operation of a user is convenient, and the situation that liquid permeates into the ground brush to damage equipment such as a water pump, a rolling brush motor and the like in the ground brush when the ground brush is directly cleaned can be avoided.

Drawings

FIG. 1 is a schematic diagram of a cleaning apparatus 1000 according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of a brush 100 according to an embodiment of the present invention;

FIG. 3 is a schematic view of a portion of a brush 100 according to an embodiment of the present invention;

FIG. 4 is a schematic view of a portion of a brush 100 according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a floor brush 100 according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a spray assembly 140 according to an embodiment of the present invention;

FIG. 7 is an enlarged view at A in FIG. 6;

FIG. 8 is an internal block diagram of spray assembly 140 in accordance with one embodiment of the present invention;

fig. 9 is a schematic diagram of a spray assembly 140 according to another embodiment of the present invention.

Detailed Description

As required, specific embodiments of the present invention will be disclosed herein. However, it is to be understood that the embodiments disclosed herein are merely exemplary of the invention, which may be embodied in various forms. Therefore, specific details disclosed herein are not to be interpreted as limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present invention in virtually any appropriately manner, including employing the various features disclosed herein in connection with features that may not be explicitly disclosed.

In the description of the present application, it should be understood that the terms "length," "upper," "lower," "front," "rear," "left," "right," "horizontal," "top," "bottom," "inner," "outer," "circumferential," and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

In an embodiment of the present invention, the cleaning apparatus 1000 includes, but is not limited to, a cleaning machine, a vacuum cleaner, a sweeping robot, and the like. Taking the cleaning apparatus 1000 as an example of the cleaning machine in fig. 1, the cleaning apparatus comprises a floor brush 100 contacted with a surface to be cleaned and a machine body 200 connected with the floor brush 100, wherein the machine body 200 is provided with functional units such as a suction system, a control system and the like, and the cleaning operation is completed by matching the floor brush 100. For example, when the cleaning machine performs a cleaning operation, the rolling of the rolling brush 110 on the floor brush 100 performs a function of cleaning a surface to be cleaned. The suction system operates to create a negative pressure to effect the collection of dirt by the floor brush 100. The surface to be cleaned includes a floor, a carpet surface, a sofa surface, etc., and for simplicity of description, the floor will be described as an example.

Referring to fig. 2 to 4, the floor brush 100 includes a roll brush 110 rotatable in a preset direction, a cover assembly 120 detachably coupled to the floor brush 100, and the cover assembly 120 may cover a portion of the roll brush 110; the suction nozzle assembly 130 includes a plate 131 and a suction port 132 provided on the plate 131 and communicating with a suction source, a soil sucking passage communicating with the suction port 132 is provided inside the main body 200, the cleaning device 1000 can clean soil on the floor by the roller brush 110, and suck the soil on the floor through the suction port 132, and the sucked soil enters the soil sucking passage through the suction port 132. The suction nozzle assembly 130 is positioned under the cover assembly 120, and the suction nozzle assembly 130 is detachably connected with the floor brush 100. The suction nozzle assembly 130 and the floor brush 100 in the application are detachably connected, the suction nozzle assembly 130 can be detached from the floor brush 100 for cleaning, the whole floor brush 100 is not required to be moved when the suction nozzle assembly 130 is cleaned, the operation of a user is convenient, liquid can be prevented from penetrating into the floor brush 100 when the floor brush 100 is directly cleaned, and equipment such as a water pump, a rolling brush motor and the like in the floor brush 100 are damaged.

As shown in fig. 3, the plate 131 extends in the axial direction of the roll brush 110 and is located at the rear of the roll brush 110, and the length of the plate 131 coincides with the length of the roll brush 110. When the rolling brush 110 rotates, sewage on the rolling brush 110 can splash onto the plate 131, the plate 131 is arranged to extend along the axial direction of the rolling brush 110, the length of the plate 131 is consistent with that of the rolling brush 110, so that most of the sewage splashed from the rolling brush 110 is located on the plate 131, and most of stains on the floor brush 100 can be cleaned by disassembling the plate 131 at the moment, so that more stains on the floor brush 100 after the plate 131 is disassembled and cleaned due to the fact that the plate 131 is too small is avoided.

In an embodiment, as shown in fig. 3, the suction nozzle assembly 130 is connected to the cover assembly 120, and the suction nozzle assembly 130 connected to the cover assembly 120 can be detached by detaching the cover assembly 120, so that the detachment and attachment are not required twice, the detachment and attachment efficiency is improved, and the operation is simple and convenient. The suction nozzle assembly 130 and the cover assembly 120 may be detachably connected or integrally formed, and the detachable connection may be a general technology such as clamping connection and bolting connection, and is not particularly limited herein. In other embodiments, where the nozzle assembly 130 is not coupled to the cap assembly 120, the cap assembly 120 may be removed first and then the nozzle assembly 130 may be removed.

As shown in fig. 4, the cover assembly 120 is provided with a latch mechanism 121, the latch mechanism 121 includes a spring, a lock body 1211 and a user operation portion 1212, and the user can drive the user operation portion 1212 to move the lock body 1211 from the first position to the second position under the action of the spring; when the lock 1211 is in the first position, the lock 1211 is snapped into the recess 101 of the ground brush 100, and when the lock 1211 is in the second position, the lock 1211 is moved away from the recess 101 of the ground brush 100 such that the cover assembly 120 is moved away from the ground brush 100. The user operation part 1212 is located at the outer side of the cap assembly 120 to facilitate user operation. In this embodiment, the lock 1211 extends along the axial direction of the rolling brush 110, two grooves 101 are respectively provided on two sides of the ground brush 100, and the lock 1211 can move along the axial direction of the rolling brush 110 under the action of a spring in match with the position of the lock 1211. In another embodiment, the lock 1211 extends along the radial direction of the roller brush 110, the groove 101 is disposed on the floor brush 100 and above the middle of the roller brush 110, and the lock 1211 can move along the radial direction of the roller brush 110 under the action of the spring, which matches the position of the lock 1211. At this time, the user can mount and dismount the cap assembly 120 by pressing the user operation part 1212, and the operation is simple and convenient without using a tool.

As shown in fig. 3 to 5, in an embodiment, the floor brush 100 further includes a spray assembly 140 for applying liquid to the roller brush 110, the spray assembly 140 being located between the cap assembly 120 and the suction nozzle assembly 130. It is readily contemplated that spray assembly 140 may also apply liquid to the surface to be cleaned, or to both roller brush 110 and the surface to be cleaned. In this embodiment, the liquid spraying component 140 is detachably connected with the floor brush 100, the liquid spraying component 140 is respectively connected with the cover component 120 and the suction nozzle component 130, when the cover component 120 is disassembled and assembled, the liquid spraying component 140 is also disassembled and assembled together, so that the cleaning and replacement of the liquid spraying component 140 are facilitated, and the liquid spraying component 140 with different apertures can be designed as accessories, so that the user can replace the liquid spraying component 140 conveniently.

As shown in fig. 6 and fig. 7, in an embodiment, the liquid spraying assembly 140 includes a plurality of liquid outlet holes 141 and a plurality of flow guide grooves 142, the number of the flow guide grooves 142 is identical to that of the liquid outlet holes 141, and the plurality of liquid outlet holes 141 are respectively located in the middle parts of the plurality of flow guide grooves 142; each of the flow guiding grooves 142 includes a plurality of inclined planes 1421 and is flared with the liquid outlet 141 as a center, wherein the inclined plane 1421 of each flow guiding groove 142 below the liquid outlet 141 is an arc surface, and the arc surface is an arc surface with a low middle and high two ends, i.e. the lowest part of the inclined plane 1421 right below the liquid outlet 141 gradually rises towards two ends. The arcuate surface of the sloped surface 1421 may improve the uniformity of the output fluid to uniformly wet the roller brush 110 to efficiently accomplish floor cleaning. In the present embodiment, the liquid outlet holes 141 are respectively located at the centers of the diversion trenches 142, which is beneficial to uniformly distributing the ejected liquid, and the liquid ejected from both sides of the liquid outlet holes 141 can reach the rolling brush 110 at the same time. In other embodiments, the liquid outlet 141 need not be disposed at the center, and can be slightly shifted to any direction to satisfy the requirement. The horn-shaped diversion trench 142 is arranged, so that the water sprayed from the liquid outlet 141 flows along the inclined plane 1421 of the diversion trench 142 and finally flows to the rolling brush 110, thereby increasing the dispersibility of the water. The liquid outlet holes 141 are arranged in the diversion trenches 142, so that the blockage of the liquid outlet holes 141 can be effectively prevented, and when the liquid sprayed out of the liquid outlet holes 141 is too much, the diversion trenches 142 can also store some water which is not absorbed by the rolling brush 110, so that the reliability of the rolling brush 110 in use is improved.

The liquid spraying assembly 140 is used for applying liquid to the rolling brush 110, and in the process of cleaning the floor by the cleaning device 1000, the used cleaning liquid is mainly provided by the liquid spraying assembly 140 in the cleaning device 1000, the liquid outlet holes 141 are arranged opposite to the rolling brush 110 and close to the surface of the rolling brush 110, the liquid outlet holes 141 are distributed along the axial direction of the rolling brush 110, and the liquid outlet holes 141 are connected to the liquid supplying device 210 through liquid outlet pipelines, so that the liquid of the liquid supplying device 210 is drained to the surface of the rolling brush 110 through the liquid outlet holes 141. In the present embodiment, the liquid outlet holes 141 are equally spaced along the axial direction of the rolling brush 110, so as to uniformly spray the liquid toward the rolling brush 110. In other embodiments, the distance between the liquid outlet holes 141 may be randomly adjusted, and is not limited to equidistant distribution, for example, the middle area of the rolling brush 110 is more dirty in contact and dirty in degree than the two end areas, and the distance between the liquid outlet holes 141 corresponding to the distance may be larger than the distance between the liquid outlet holes 141 at the two ends of the rolling brush 110, so that more liquid is sprayed to the middle area of the rolling brush 110, which is beneficial to cleaning the rolling brush 110.

As shown in fig. 7, the inclined surfaces 1421 on the adjacent diversion trenches 142 are butted to form a high-low undulating structure. Wherein the inclined surface 1421 of the arc surface below the liquid outlet 141 forms a wavy shape.

As shown in fig. 7, in an embodiment, the liquid outlet 141 is provided with a first liquid separating opening 1411 and a second liquid separating opening 1412, the first liquid separating opening 1411 and the second liquid separating opening 1412 face two sides of the liquid outlet 141 respectively, and the first liquid separating opening 1411 and the second liquid separating opening 1412 can play a role of diversion, so that water can be sprayed to the rolling brush 110 in an omnibearing and uniform manner.

Further, in the present embodiment, the first liquid separating opening 1411 and the second liquid separating opening 1412 are both directed to the inclined surfaces 1421 located at the left and right sides of the liquid outlet 141 in the flow guiding groove 142, and the water ejected from the first liquid separating opening 1411 and the second liquid separating opening 1412 flows to the inclined surfaces 1421 located below the liquid outlet 141 through the inclined surfaces 1421 located at the left and right sides of the liquid outlet 141, so that the water flows to the rolling brush 110 along the flow guiding groove 142. At this time, since the inclined plane 1421 of each diversion trench 142 below the liquid outlet 141 is an arc surface, and the arc surface is an arc surface with low middle and high two ends, the liquid flowing from the inclined plane 1421 on the left and right sides of the liquid outlet 141 to the inclined plane 1421 below the liquid outlet 141 is uniformly dispersed on the inclined plane 1421 below the liquid outlet 141, rather than flowing vertically to the rolling brush 110 under the action of gravity, the rolling brush 110 in the opening direction of the liquid outlet 141 is wet, and the rolling brush 110 in other directions is drier.

In order to improve the cleaning efficiency, the spray assembly 140 includes a plurality of spray holes 141, and the spray holes 141 are all oriented in the same direction, so that the spray holes 141 spray the liquid to the roller brush 110 at the same time, thereby simultaneously cleaning the roller brush 110 and improving the cleaning efficiency of the roller brush 110. In other embodiments, the liquid outlet 141 can also spray the liquid directly onto the surface to be cleaned, which is not limited herein.

Specifically, in one embodiment, the apertures of the plurality of liquid outlet holes 141 are different, one way is that the apertures of the plurality of liquid outlet holes 141 are all different, and another way is that the apertures of a part of liquid outlet holes 141 are the same, and the apertures of a part of liquid outlet holes 141 are different. For example, in the middle area of the rolling brush 110, compared with the two end areas, the contact dirt is more, the dirt degree is larger, the aperture of the liquid outlet holes 141 facing the middle area of the rolling brush 110 is smaller, so that the liquid outlet speed is faster and the impact force is larger under the condition that the liquid outlet amount is the same, and the dirt in the middle area of the rolling brush 110 is easier to clean. The liquid outlet holes 141 facing the two end regions of the rolling brush 110 have larger apertures, and dirt in the two end regions of the rolling brush 110 can be cleaned by smaller impact force. In still another embodiment, the liquid outlet holes 141 of the liquid spraying assembly 140 have the same diameter, and the amount and the speed of spraying the liquid to each region of the roller brush 110 are the same, so that the cleaning effect on each region is the same.

It should be noted that, the setting manner of the aperture of the liquid outlet 141 is merely exemplary, and in the embodiment of the present invention, the setting manner of the aperture of the liquid outlet 141 may be correspondingly set according to different cleaning requirements, and is not limited to the setting manner in the above example, and the embodiment of the present invention is not particularly limited as long as the cleaning requirements are satisfied.

In this embodiment, as shown in fig. 6, a plurality of comb teeth 143 are further disposed on the liquid spraying component 140, and the plurality of comb teeth 143 are arranged along the axial direction of the roller brush 110. The vertical setting of sawtooth end of broach 143, when round brush 110 rotates, broach 143 comb round brush 110, can strike off filaments such as hair, silk thread of winding on round brush 110, avoid filament winding to lead to round brush 110 to rotate and receive harmful effects at the tip of round brush 110, and the dirt such as hair that the clearance was got off compare on round brush 110, in the dirt suction channel is inhaled by suction inlet 132 more easily, the cleanliness of round brush 110 has been promoted, avoid secondary pollution, promote user experience, avoid the manual contact round brush 110 of user to get rid of hair.

As shown in fig. 8, in the present embodiment, the spray assembly 140 includes a main water channel 144, and two water outlet channels 145 formed by branching on the main water channel 144, and the two water outlet channels 145 include a first water outlet channel 1451 and a second water outlet channel 1452 with the same length, so that the first water outlet channel 1451 and the second water outlet channel 1452 can simultaneously discharge water, thereby ensuring uniform water discharge of the spray assembly 140.

In other embodiments, the number of the water outlet channels 145 may be more than two, wherein the number of the first water outlet channels 1451 may be more than one, and the number of the second water outlet channels 1452 may be more than one, which is not limited herein, and the specific number is set according to the actual requirements.

A shunt opening 146 is formed between the main water channel 144 and the first and second water outlet channels 1451 and 1452 to communicate with the first and second water outlet channels 1451 and 1452, and the first and second water outlet channels 1451 and 1452 extend in a longitudinal direction of the spray assembly 140 in a direction different from the shunt opening 146 of the main water channel 144. By this arrangement, the size of the liquid ejecting member 140 in the height direction can be reduced.

As shown in fig. 3 and fig. 4, the floor brush 100 is provided with a fluid inlet 102, the liquid spraying assembly 140 is provided with a liquid inlet 147, the fluid inlet 102 and the liquid inlet 147 are hollow cylinders, and the outer diameter of the liquid inlet 147 is matched with the inner diameter of the fluid inlet 102, so that the liquid inlet 147 can be inserted into the fluid inlet 102, and the gap between the two is smaller. Further, the outer wall of the liquid inlet 147 is sleeved with a sealing ring, so that the connection tightness between the fluid inlet 102 and the liquid inlet 147 is enhanced, and liquid is prevented from exuding.

In one embodiment, as shown in fig. 9, the floor brush 100 further includes a scraper assembly 150, the scraper assembly 150 abuts the roller brush 110, and the scraper assembly 150 is disposed on the spray assembly 140. The rolling brush 110 can rotate along a preset direction so as to clean solid and liquid on the ground, the scraping plate assembly 150 can be used for matching the rolling brush 110 to separate the solid and the liquid, specifically, the solid and the liquid on the ground can be cleaned based on the contact of the rolling brush 110 with the ground, when the surface of the rolling brush 110 contacts with the ground and rubs, the rolling brush 110 can adhere the solid and the liquid on the surface of the rolling brush 110, and the solid and the liquid on the surface of the rolling brush 110 can be separated from the surface of the rolling brush 110 due to the gravity of the rolling brush 110 in the rotating process, the solid and the liquid which are not separated freely can rotate along with the rolling brush 110, and the surface of the rolling brush 110 adsorbed with the solid and the liquid can pass through the area where the scraping plate assembly 150 is located, so that the solid is scraped from the surface of the rolling brush 110 under the matching of the scraping plate assembly 150, and the liquid adsorbed inside the rolling brush 110 is extruded. The scraper assembly 150 is located above the suction port 132, and solids or liquid which are freely separated from the surface of the rolling brush 110, and solids or extruded liquid scraped from the surface of the rolling brush 110 by the scraper assembly 150 are sucked into the dirt suction channel by the suction port 132 through negative pressure, so that the condition that water marks appear after the cleaning device 1000 is used is reduced, and the time for the floor to recover to dryness is accelerated.

In an embodiment, as shown in fig. 9, the scraper assembly 150 is a rectangular plate, and is disposed on the ground brush 100 along the axial extension of the rolling brush 110, the length of the scraper assembly 150 is the same as the length of the rolling brush 110, and the positions of the scraper assembly are corresponding to each other, so that the scraper assembly 150 can be abutted against the rolling brush 110 in all directions without dead angles, the extrusion effect of the scraper assembly 150 on the rolling brush 110 is good, and the solid garbage can be effectively isolated by the scraper assembly 150, and cannot continuously rotate along with the rotation of the rolling brush 110 so as to cause secondary pollution to the ground. In addition, the scraper assembly 150 is disposed on the liquid spraying assembly 140, and the scraper assembly 150 is located below the liquid outlet holes 141, so that the scraper assembly 150 can prevent the liquid sprayed from the liquid spraying assembly 140 from flowing down, so that most of the liquid can act on the rolling brush 110, and the liquid choked by the scraper assembly 150 can be uniformly distributed along the axial direction of the rolling brush 110, so as to uniformly wet or clean the rolling brush 110. In this embodiment, the scraper assembly 150 and the liquid spraying assembly 140 are integrally formed, only one component can be installed during installation, two components are not required to be installed, the installation is more convenient, the connection strength of the scraper assembly 150 and the liquid spraying assembly 140 is higher, and unexpected events caused by connection failure of the scraper assembly 150 and the liquid spraying assembly 140 can be avoided.

In an embodiment, since stains may remain on the scraper assembly 150 after a long-term use, the cleaning effect of the scraper assembly 150 is poor, and thus the scraper assembly 150 may be detachably mounted on the floor brush 100, and the detachable manner may be a snap connection, a bolt connection, a magnetic connection, or the like, which is not limited in this application. The removable attachment facilitates installation and removal of the squeegee assembly 150 for cleaning and/or replacement of the squeegee assembly 150.

In an embodiment, the spray assembly 140 is provided with a plurality of comb teeth 143, and the scraper assembly 150 is disposed on the spray assembly 140, at this time, the plurality of comb teeth 143 are located below the scraper assembly 150 in a vertical direction, and the comb teeth 143 are closer to the suction port 132, so that the hair scraped by the comb teeth 143 is conveniently sucked into the sewage tank 220.

The suction nozzle assembly 130 is detachably connected with the floor brush 100, so that the suction nozzle assembly 130 can be detached from the floor brush 100 for cleaning, the whole floor brush 100 is not required to be moved when the suction nozzle assembly 130 is cleaned, the operation of a user is convenient, liquid can be prevented from penetrating into the floor brush 100 when the floor brush 100 is directly cleaned, and equipment such as a water pump, a rolling brush motor and the like in the floor brush 100 can be prevented from being damaged;

secondly, the floor brush 100 of the application is provided with the scraper component 150 which is abutted against the rolling brush 110, so that when the rolling brush 110 rotates, the scraper component 150 extrudes the rolling brush 110, liquid in the rolling brush 110 is scraped into the suction port 132, liquid residues on the surface to be cleaned are reduced, the time for recovering the drying of the surface to be cleaned is shortened, and the user experience is improved; in addition, the scraper assembly 150 is disposed on the liquid spraying assembly 140, such that the scraper assembly 150 prevents the liquid sprayed from the liquid spraying assembly 140 from flowing downwards, so that most of the liquid can act on the rolling brush 110, and the liquid choked by the scraper assembly 150 can be uniformly distributed along the axial direction of the rolling brush 110, so as to uniformly wet or clean the rolling brush 110.

While the technical disclosure and features of the present application have been described above, it will be understood that various changes and modifications may be made in the above constructions and materials, including combinations of technical features singly disclosed or claimed herein, as well as other combinations of such features, by those ordinarily skilled in the art upon review of the inventive concept. Such variations and/or combinations fall within the technical field to which the invention relates and fall within the scope of the claims of the invention.

Claims (15)

1. A floor brush, characterized in that: comprising the following steps:

the rolling brush can rotate along a preset direction;

the cover assembly is detachably connected with the ground brush and can cover part of the rolling brush; the suction nozzle assembly comprises a plate and a suction port which is arranged on the plate and communicated with a suction source, the suction nozzle assembly is arranged below the cover assembly, and the suction nozzle assembly is detachably connected with the floor brush.

2. The floor brush of claim 1, wherein: the suction nozzle assembly is connected with the cover assembly.

3. The floor brush of claim 1, wherein: the plate extends along the axial direction of the rolling brush and is positioned behind the rolling brush.

4. The floor brush of claim 1, wherein: the length of the plate is consistent with the length of the rolling brush.

5. The floor brush of claim 1, wherein: the cover assembly is provided with a latch mechanism, the latch mechanism comprises a spring, a lock body and a user operation part, and a user can drive the user operation part to enable the lock body to move from a first position to a second position under the action of the spring; when the lock body is located at the first position, the lock body is clamped in the groove of the ground brush, and when the lock body is located at the second position, the lock body is away from the groove of the ground brush, so that the cover assembly is away from the ground brush.

6. The floor brush of claim 1, wherein: the floor brush also includes a spray assembly for applying liquid to the roller brush and/or the surface to be cleaned, the spray assembly being located between the cap assembly and the suction nozzle assembly.

7. The floor brush of claim 6, wherein: the liquid spraying assembly comprises a plurality of liquid outlet holes and a plurality of diversion trenches, and the liquid outlet holes are respectively positioned in the middle parts of the diversion trenches;

each guide groove comprises a plurality of inclined planes and is in a horn shape which is outwards expanded by taking the liquid outlet hole as a center, wherein each guide groove is positioned below the liquid outlet hole, and the inclined planes are arc-shaped surfaces.

8. The floor brush of claim 7, wherein: the inclined planes on the adjacent diversion trenches are butted.

9. The floor brush of claim 7, wherein: the liquid outlet hole is provided with a first liquid separating hole and a second liquid separating hole, and the first liquid separating hole and the second liquid separating hole face to two sides of the liquid outlet hole respectively.

10. The floor brush of claim 7, wherein: the liquid outlet holes are distributed along the axial direction of the rolling brush.

11. The floor brush of claim 6, wherein: the floor brush further comprises a scraping plate assembly, the scraping plate assembly is abutted with the rolling brush, and the scraping plate assembly is arranged on the liquid spraying assembly.

12. The floor brush of claim 11, wherein: the scraping plate component and the liquid spraying component are integrally formed.

13. The floor brush of claim 6, wherein: the liquid spraying assembly is provided with a plurality of comb teeth, and the comb teeth are distributed along the axial direction of the rolling brush.

14. The floor brush of claim 6, wherein: the liquid spraying component comprises a main water channel and

at least two water outlet channels formed by branching on the main water channel, wherein the at least two water outlet channels comprise a first water outlet channel and a second water outlet channel which are the same in length.

15. A cleaning device comprising a body and a floor brush, characterized in that: the floor brush of any one of claims 1 to 14.

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