CN217447638U - Scrubbing brush mechanism and cleaning device - Google Patents

Abstract

The utility model discloses a ground brush mechanism and cleaning device. The scrubbing brush mechanism includes: a floor brush body; the cleaning assembly comprises a roller body which is rotatably arranged on the floor brush body, and a first liquid guide channel is arranged on the roller body; the flow dividing piece is arranged on the outer side of the roller body and is provided with a liquid outlet communicated with the first liquid guide channel, and the outlet end of the liquid outlet is arranged back to the roller body; the driving assembly is connected with the roller body, a second liquid guide channel is formed on the driving assembly, and one end of the second liquid guide channel is communicated with the first liquid guide channel; and the liquid supply assembly is communicated with the other end of the second liquid guide channel. The utility model provides an in the scheme, the reposition of redundant personnel piece need not occupy the outer space of clean subassembly, and the structure is compacter, and occupation space still less, and consequently the volume of scrubbing brush mechanism can set up littleer, and the length of the cylinder body no longer is subject to the reposition of redundant personnel piece, and the cylinder body can set up longer with the length of clean piece to can increase clean area, effectively promote clean efficiency.

Description

Scrubbing brush mechanism and cleaning device

Technical Field

The utility model relates to a burnisher's technical field, concretely relates to ground brush mechanism and cleaning equipment.

Background

When the cleaning equipment encounters stubborn stains in the cleaning process, the stains can be decomposed by spraying cleaning liquid such as water or cleaning liquid, so that the stubborn stains can be cleaned more effectively. The conventional cleaning device generally includes a diverter disposed around the cleaning assembly to spray the cleaning liquid onto the cleaning assembly, so that the cleaning assembly can remove the stains more efficiently, but such a structure occupies more space, and in order to make the water sprayed by the diverter uniformly spray onto the cleaning assembly, the length of the cleaning assembly is limited by the diverter, so that the cleaning area of the cleaning assembly is relatively small.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that it is big to solve the shunt occupation space on traditional cleaning device, and the clean area of cleaning element is less relatively.

In order to solve the technical problem, the utility model provides a floor brush mechanism, include:

a floor brush body;

the cleaning assembly comprises a roller body which is rotatably arranged on the floor brush body, and a first liquid guide channel is arranged on the roller body;

the flow dividing piece is arranged on the outer side of the roller body and is provided with a liquid outlet communicated with the first liquid guide channel, and the outlet end of the liquid outlet is arranged back to the roller body;

the driving assembly is connected with the roller body, a second liquid guide channel is formed on the driving assembly, and one end of the second liquid guide channel is communicated with the first liquid guide channel; and the number of the first and second groups,

and the liquid supply assembly is communicated with the other end of the second liquid guide channel.

Optionally, the floor brush mechanism, the drive assembly comprises:

a drive structure;

one end of the connecting shaft is connected with the driving structure;

the driving structure drives the connecting shaft to rotate, drives the driving part to rotate together and drives the roller body to rotate;

the connecting shaft is provided with a liquid guide hole, and the liquid guide hole is communicated with the first liquid guide channel and the liquid supply assembly to form the second liquid guide channel.

Optionally, the floor brush mechanism, the driving assembly further includes a pipe fitting joint, the pipe fitting joint is fixed to the floor brush body and rotatably sleeved on one end of the connecting shaft away from the transmission member, and the pipe fitting joint is communicated with the liquid guide hole and the liquid supply assembly.

Optionally, in the floor brush mechanism, a hollow flow guide column is protruded from an inner side of the drum body, the inner side of the flow guide column is hollow to form the first liquid guide channel, one side of the flow guide column is communicated with the liquid guide hole, and the other end of the flow guide column penetrates through the drum body to be communicated with the flow dividing member.

Optionally, in the floor brush mechanism, the flow guide column extends along the radial direction of the drum body, and a connecting hole is formed in one side of the flow guide column; the transmission part is arranged on the inner side of the roller body and forms rotation stopping fit with the roller body, a through hole is formed in the transmission part, at least part of the connecting shaft can extend out of the through hole and is inserted into the connecting hole, and the connecting hole faces one side of the connecting shaft and is in flaring arrangement.

Optionally, the floor brush mechanism, the reposition of redundant personnel piece is along the axial extension setting of cylinder body, the reposition of redundant personnel piece is equipped with a plurality ofly, and a plurality ofly the reposition of redundant personnel piece is laid along the circumference of cylinder, the water conservancy diversion post is equipped with a plurality ofly, and a plurality ofly the water conservancy diversion post all with the drain hole intercommunication, and a plurality ofly the water conservancy diversion post with a plurality of the one-to-one correspondence intercommunication of reposition of redundant personnel piece.

Optionally, the scrubbing brush mechanism, the reposition of redundant personnel piece includes the shunt, be equipped with a plurality ofly on the shunt the liquid outlet, it is a plurality of the liquid outlet is followed the axial of drum body is laid, and all with the guide post intercommunication.

Optionally, the floor brush mechanism, the cleaning assembly further includes a cleaning member disposed outside the roller body, a limiting groove is disposed outside the roller body, the flow dividing member is accommodated in the limiting groove and located between the roller body and the cleaning member, and a liquid outlet of the flow dividing member faces the cleaning member.

Optionally, the floor brush mechanism, the liquid supply assembly comprises:

the pump body is arranged on the floor brush body; and the number of the first and second groups,

and one end of the liquid supply pipe fitting is communicated with the water outlet end of the pump body, and the other end of the liquid supply pipe fitting is communicated with the second liquid guide channel.

The utility model also provides a cleaning device, include scrubbing brush mechanism.

The technical scheme provided by the utility model, following advantage has:

the utility model provides a floor brush mechanism, which comprises a floor brush body, a cleaning component, a flow dividing component, a driving component and a liquid supply component, wherein a roller body of the cleaning component is driven to rotate by the driving component; the cleaning component is provided with the flow dividing component, and the liquid supply component is used for supplying cleaning liquid to the flow dividing component, so that the flow dividing component can spray the cleaning liquid onto the cleaning component, and the cleaning efficiency of the cleaning component is improved; and set up the reposition of redundant personnel on the cylinder body, and lead the liquid passageway through the second on first drain channel on the cylinder body and the drive assembly, liquid conveying that the confession liquid subassembly provided jointly is to reposition of redundant personnel department, the reposition of redundant personnel piece need not occupy the space outside the cleaning assembly, the structure is compacter, occupation space still less, therefore, the volume of scrubbing brush mechanism can set up littleer, and the length of cylinder no longer is limited by the reposition of redundant personnel piece, the length of cylinder and cleaning piece can set up longer, thereby can increase clean area, effectively promote clean efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a floor brush mechanism provided by the present invention;

FIG. 2 is an exploded view of the floor brush mechanism of FIG. 1;

FIG. 3 is another exploded view of the floor brush mechanism of FIG. 1;

FIG. 4 is a further exploded view of the floor brush mechanism of FIG. 1;

FIG. 5 is a cross-sectional view of the floor brush mechanism of FIG. 1;

FIG. 6 is an enlarged schematic view of detail A in FIG. 5;

FIG. 7 is another cross-sectional view of the floor brush mechanism of FIG. 1;

fig. 8 is an exploded view of the cleaning assembly of fig. 1.

Description of reference numerals:

100-a floor brush mechanism; 1-a floor brush body; 2-a cleaning component; 21-a roller body; 211-a flow guiding column; 212-connection hole; 213-a limit groove; 22-a cleaning member; 3-a flow divider; 31-a flow divider; 311-a liquid outlet; 4-a drive assembly; 41-a drive structure; 42-a connecting shaft; 421-liquid guide hole; 43-a transmission member; 44-a tubular joint; 5-a liquid supply assembly; 51-a pump body; and 52-liquid supply pipe fitting.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

Example 1

Referring to fig. 1 to 3, the floor brush mechanism 100 includes a floor brush body 1, a cleaning assembly 2, a shunt member 3, a driving assembly 4 and a liquid supply assembly 5, wherein the floor brush body 1 is a mounting base for mounting the cleaning assembly 2, the shunt member 3, the driving assembly 4 and the liquid supply assembly 5 thereon, so that the floor brush mechanism 100 forms a whole for cleaning; the driving assembly 4 is used for driving the cleaning assembly 2 to move, so that the cleaning assembly 2 can clean a surface to be cleaned, and the liquid supply assembly 5 is used for supplying cleaning liquid to the flow divider 3, so that the flow divider 3 can spray the cleaning liquid to the cleaning piece 22 or the surface to be cleaned, and the cleaning efficiency is improved.

Specifically, as shown in fig. 3, the cleaning assembly 2 includes a roller body 21 rotatably disposed on the floor brush body 1, and a cleaning member 22, such as a cleaning cloth, a brush, etc., is driven by the rotation of the roller body 21 to rub against the surface to be cleaned for cleaning; the flow divider 3 is arranged outside the roller body 21, and the liquid outlet 311 of the flow divider 3 is arranged opposite to the roller body 21, so that liquid can be sprayed in a direction opposite to the roller body 21, for example, liquid can be sprayed in a direction of the cleaning piece 22; the driving component 4 is connected with the roller body 21, and the roller body 21 is driven to rotate through the driving component 4, so that the cleaning piece 22 is driven to rotate to perform cleaning work; moreover, in order to make the flow divider 3 spray the liquid, a liquid supply system is formed on the floor brush mechanism 100, specifically, a first liquid guiding channel is formed on the drum 21, a second liquid guiding channel is formed on the driving component 4, one end of the first liquid guiding channel is communicated with the second liquid guiding channel, the other end is communicated with the liquid outlet 311 of the flow divider 3, the other end of the second liquid guiding channel is communicated with the liquid supply component 5, the liquid for cleaning the floor brush mechanism 100 is guided into the second liquid guiding channel by the liquid supply component 5, flows into the first liquid guiding channel through the second liquid guiding channel, and is transmitted to the liquid outlet 311 of the flow divider 3 through the first liquid guiding channel, so that the flow divider 3 can spray the cleaning liquid toward the surface to be cleaned or toward the cleaning component 22, thereby improving the cleaning efficiency of the floor brush mechanism 100. Wherein, reposition of redundant personnel piece 3 sets up on the cylinder body 21, and is located the lateral wall of cylinder body 21, and reposition of redundant personnel piece 3 need not occupy the outer space of cleaning assembly 2, and the structure is compacter, and occupation space still less, consequently, scrubbing brush mechanism 100's volume can set up littleer, and the length of cylinder body 21 is no longer restricted by reposition of redundant personnel piece 3, and the length of cylinder body 21 and cleaning member 22 can set up longer to can increase clean area, effectively promote clean efficiency.

In order to make the arrangement of the individual drainage channels more rational for the drive assembly 4. Specifically, as shown in fig. 4, the driving assembly 4 includes a driving structure 41, a connecting shaft 42 and a transmission member 43, the driving structure 41 may be configured as a driving motor or a driving cylinder, and the driving structure 41 is connected to one end of the connecting shaft 42 so as to drive the connecting shaft 42 to rotate; one end of the transmission piece 43 is connected with the other end of the connecting shaft 42, the other end of the transmission piece 43 is connected with the roller body 21, the connecting shaft 42 is driven to rotate through the driving structure 41, the transmission piece 43 is driven to rotate together, and the roller body 21 is driven to rotate; as shown in fig. 5 and fig. 6, the second liquid guiding channel includes a liquid guiding hole 421 disposed on the connecting shaft 42, and two ends of the liquid guiding hole 421 are respectively communicated with the first liquid guiding channel and the liquid supply assembly 5, so that the liquid provided by the liquid supply assembly 5 can enter the liquid guiding hole 421, flow into the first liquid guiding channel through the liquid guiding hole 421, and finally flow out through the liquid outlet 311 of the flow divider 3. The second liquid guide channel is arranged in the connecting shaft 42, the connecting shaft 42 can be used for rotating and transmitting, and can be used as a liquid guide pipe fitting without arranging an additional pipe fitting, so that the structure is more compact, and the cost is saved.

Further, as shown in fig. 4 and fig. 6, the driving assembly 4 further includes a pipe joint 44, and the pipe joint 44 is used for communicating the liquid guiding hole 421 and the liquid supply assembly 5, so that the communication position between the liquid supply assembly 5 and the connecting shaft 42 is not easy to leak water, and the connection is more convenient. Specifically, the pipe joint 44 is fixed on the floor brush body 1, and the end of the connecting shaft 42 away from the transmission member 43 is rotatably sleeved on the end of the connecting shaft 42, so that the driving structure 41 can drive the connecting shaft 42 to rotate relative to the pipe joint 44, and the pipe joint 44 is always in a stationary state relative to the floor brush body 1, therefore, the liquid supply pipe 52 on the liquid supply assembly 5 is more stable after being connected to the pipe joint 44, and cannot rotate along with the rotation of the connecting shaft 42, thereby preventing the liquid supply pipe 52 from being wound or leaking.

Specifically, the pipe joint 44 comprises a joint body, a liquid accumulation cavity is formed in the joint body, a connecting nozzle is arranged on one side of the joint body in a protruding mode, one side of the liquid accumulation cavity is communicated with a liquid guide hole 421 in the connecting shaft 42, the other side of the liquid accumulation cavity is communicated with the connecting nozzle, a sealing ring can be arranged at the joint of the liquid accumulation cavity and the connecting shaft 42 to avoid liquid leakage, the connecting nozzle is used for allowing a liquid supply pipe 52 of the liquid supply assembly 5 to be sleeved on the connecting nozzle, and the installation is convenient. And the arrangement direction of the connecting nozzles and the connecting shaft 42 can be vertically arranged, so that the flowing direction of the liquid is in a bending arrangement, and the arrangement of the driving assembly 4 and the cleaning pieces 22 is more compact.

There are various ways for the first drainage channel to be arranged. Preferably, as shown in fig. 6 and 7, a hollow flow guiding pillar 211 is protruded from the inner side of the drum body 21, the flow guiding pillar 211 is hollow inside to form a first liquid guiding channel, one side of the flow guiding pillar 211 is communicated with the liquid guiding hole 421, the other end of the flow guiding pillar 211 is disposed to penetrate through the drum body 21 and is communicated with the flow dividing member 3 disposed on the outer side of the drum body 21, and the liquid flowing out from the liquid guiding hole 421 of the connecting shaft 42 can enter the flow guiding pillar 211, be guided to the flow dividing member 3 through the flow guiding pillar 211, and be sprayed out through the flow dividing member 3.

Further, referring to fig. 6 and 7 again, the flow guiding column 211 extends along the radial direction of the drum body 21, and one side of the flow guiding column 211 is provided with a connecting hole 212, and an opening of the connecting hole 212 is arranged toward the direction of the connecting shaft 42; the transmission part 43 is arranged on the inner side of the roller body 21 and forms rotation stopping fit with the roller body 21, and the transmission part 43 and the roller body 21 are matched in rotation stopping manner, so that the transmission part 43 can drive the roller body 21 to rotate when rotating, wherein a through hole is formed in the transmission part 43, at least part of the connecting shaft 42 can extend out of the through hole and is inserted into the connecting hole 212 of the guide column 211, and the connecting hole 212 is flared towards one side of the connecting shaft 42 to form a horn-shaped guide hole, so that the connecting shaft 42 can extend into the connecting hole 212, and the cleaning assembly 2 can be assembled more smoothly when being installed on the connecting shaft 42. The liquid provided by the liquid supply assembly 5 flows into the liquid guiding hole 421 in the connecting shaft 42 through the pipe joint 44, flows into the flow guiding column 211 from the connecting hole 212 through the liquid guiding hole 421, finally flows into the flow divider 3, and is ejected through the liquid outlet 311 of the flow divider 3.

Preferably, as shown in fig. 8, the flow dividing member 3 is extended along the axial direction of the drum body 21, that is, the flow dividing member 3 is extended along the length direction of the drum body 21, so that the liquid sprayed by the flow dividing member 3 is more uniform along the length direction of the drum body 21; and reposition of redundant personnel 3 can be equipped with a plurality ofly, and a plurality of reposition of redundant personnel 3 are laid along the circumference of cylinder for cleaning assembly 2 is at clear in-process, and the liquid that each department of cylinder 21 circumference was sprayed is more even, moreover guide pillar 211 also is equipped with a plurality ofly, and is a plurality ofly guide pillar 211 all with drain hole 421 intercommunication, a plurality of guide pillar 211 and a plurality of reposition of redundant personnel 3 one-to-one intercommunication, a plurality of guide pillar 211 are radial the inboard of locating cylinder 21, make and flow to each reposition of redundant personnel 3 and be in the liquid volume more even, thereby the effect of spraying of scrubbing brush mechanism 100 is better.

For the flow divider 3, the flow divider 3 includes a flow divider 31, a plurality of liquid outlets 311 are provided on the flow divider 31, the plurality of liquid outlets 311 are arranged along the axial direction of the drum body 21 and are all communicated with the flow guiding column 211, and the plurality of liquid outlets 311 can make the liquid outlet amount along the length direction of the drum body 21 more uniform, so that the spraying area is also larger.

As for the cleaning assembly 2, referring to fig. 3 and 8, the cleaning assembly 2 further includes a cleaning member 22 disposed outside the roller body 21, the cleaning member 22 may be configured as bristles or rags, and the cleaning member 22 is rotated by the rotation of the cleaning member 22, so that the cleaning member 22 rubs against the surface to be cleaned to clean the surface. At this moment, reposition of redundant personnel piece 3 is located between the cylinder body 21 and cleaning member 22, specifically, be equipped with spacing groove 213 in the outside of cylinder body 21, this reposition of redundant personnel piece 3 holds and locates in spacing groove 213, reposition of redundant personnel piece 3 is leakagely located the outside of cleaning member 22, and the liquid outlet 311 of reposition of redundant personnel piece 3 sets up towards cleaning member 22, compact structure not only, and the liquid that flows out of liquid outlet 311 of reposition of redundant personnel piece 3 can soak completely to cleaning member 22 on, the cleaning solution can not drip to and cause water stain on treating the cleaning surface, and the infiltration effect of cleaning member 22 can be better, thereby cleaning performance is better.

As for the liquid supply assembly 5, as shown in fig. 3 and 4, the liquid supply assembly 5 includes a pump body 51 and a liquid supply pipe 52, the pump body 51 is disposed on the floor brush body 1, is located outside the roller body 21, and is spaced from the roller body 21, so as to effectively protect the pump body 51 from being corroded by the sewage generated during the cleaning process; one end of the liquid supply pipe 52 is communicated with the liquid outlet end of the pump body 51, and the other end is communicated with the second diversion channel, specifically, the other end of the liquid supply pipe 52 is connected to the connecting nozzle of the pipe joint 44. Of course, the liquid supply assembly 5 may further include a liquid storage tank, the liquid storage tank may be configured to output the cleaning liquid through the pump body 51, and the liquid supply pipe 52 may deliver the liquid into the pipe joint 44, and the liquid flows into the liquid guide hole 421 through the liquid accumulation cavity of the pipe joint 44, and then flows into the flow guide columns 211, and the liquid is delivered to each flow divider 31 through each flow guide column 211, so that the cleaning liquid may be sprayed around the drum body 21, and the cleaning member 22 is uniformly soaked in the cleaning member 22, which results in higher cleaning efficiency.

Example 2

The present embodiments provide a cleaning apparatus which may be a scrubber, a mopping or a sweeping all-in-one machine or the like. The cleaning device comprises the floor brush mechanism 100, the flow dividing part 3 is arranged on the outer side of the roller body 21 by the floor brush mechanism 100, the liquid provided by the liquid supply assembly 5 is conveyed to the flow dividing part 3 through the first liquid guide channel on the roller body 21 and the second liquid guide channel on the driving assembly 4, the flow dividing part 3 does not occupy the space outside the cleaning assembly 2, the structure is more compact, and the occupied space is less, therefore, the volume of the floor brush mechanism 100 can be set to be smaller, so that the volume of the whole cleaning device can be smaller, the length of the roller body 21 is not limited by the flow dividing part 3, the lengths of the roller body 21 and the cleaning part 22 can be set to be longer, so that the cleaning area can be increased, the cleaning efficiency is effectively improved, and the cleaning effect of the cleaning device is better.

It is obvious that the above described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, a person skilled in the art can make changes or changes in other different forms without creative work, and all should belong to the protection scope of the present invention.

Claims (10)

1. A floor brush mechanism, comprising:

a floor brush body;

the cleaning assembly comprises a roller body which is rotatably arranged on the floor brush body, and a first liquid guide channel is arranged on the roller body;

the flow dividing piece is arranged on the outer side of the roller body and is provided with a liquid outlet communicated with the first liquid guide channel, and the outlet end of the liquid outlet is arranged back to the roller body;

the driving assembly is connected with the roller body, a second liquid guide channel is formed on the driving assembly, and one end of the second liquid guide channel is communicated with the first liquid guide channel; and the number of the first and second groups,

and the liquid supply assembly is communicated with the other end of the second liquid guide channel.

2. A floor brush mechanism as claimed in claim 1, wherein said drive assembly comprises:

a drive structure;

one end of the connecting shaft is connected with the driving structure;

the driving structure drives the connecting shaft to rotate, drives the driving part to rotate together and drives the roller body to rotate;

the connecting shaft is provided with a liquid guide hole, and the liquid guide hole is communicated with the first liquid guide channel and the liquid supply assembly to form the second liquid guide channel.

3. The floor brush mechanism of claim 2, wherein the driving assembly further comprises a pipe fitting fixed to the floor brush body and rotatably sleeved on an end of the connecting shaft away from the transmission member, wherein the pipe fitting connects the liquid guiding hole and the liquid supply assembly.

4. The floor brush mechanism as claimed in claim 2, wherein a hollow guiding pillar is protruded from an inner side of the drum body, the guiding pillar is hollow to form the first fluid guiding passage, one side of the guiding pillar is communicated with the fluid guiding hole, and the other end of the guiding pillar is disposed through the drum body to be communicated with the flow dividing member.

5. The floor brush mechanism as claimed in claim 4, wherein the flow guiding column is extended along the radial direction of the drum body, and a connecting hole is formed at one side of the flow guiding column; the transmission part is arranged on the inner side of the roller body and forms rotation stopping fit with the roller body, a through hole is formed in the transmission part, at least part of the connecting shaft can extend out of the through hole and is inserted into the connecting hole, and the connecting hole faces one side of the connecting shaft and is in flaring arrangement.

6. The floor brush mechanism according to claim 4, wherein the flow dividing member is provided in a plurality of extending positions along an axial direction of the drum body, the flow dividing member is provided in plurality, the flow dividing members are arranged in a plurality along a circumferential direction of the drum, the flow guiding columns are provided in plurality, the flow guiding columns are all communicated with the liquid guiding holes, and the flow guiding columns are communicated with the flow dividing members in a one-to-one correspondence manner.

7. The floor brush mechanism as claimed in claim 4, wherein the flow divider comprises a flow divider, the flow divider is provided with a plurality of liquid outlets, and the plurality of liquid outlets are arranged along the axial direction of the roller body and are all communicated with the flow guiding column.

8. The floor brush mechanism according to any one of claims 1 to 7, wherein the cleaning assembly further comprises a cleaning member disposed outside the roller body, the roller body is provided with a limiting groove on the outer side, the flow dividing member is accommodated in the limiting groove and located between the roller body and the cleaning member, and the liquid outlet of the flow dividing member is disposed toward the cleaning member.

9. The floor brush mechanism of any of claims 1-7, wherein the liquid supply assembly comprises:

the pump body is arranged on the floor brush body; and the number of the first and second groups,

and one end of the liquid supply pipe fitting is communicated with the water outlet end of the pump body, and the other end of the liquid supply pipe fitting is communicated with the second liquid guide channel.

10. A cleaning apparatus comprising a floor brush mechanism as claimed in any one of claims 1 to 9.

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