CN216090334U

CN216090334U - Scrubbing brush and cleaning device

Info

Publication number: CN216090334U
Application number: CN202122579115.9U
Authority: CN
Inventors: 覃丕健; 王德旭; 黄月林; 张强弓
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-03-22
Anticipated expiration: 2031-10-25

Abstract

The utility model provides a floor brush and a cleaning device, comprising: a roll brush assembly; the water tank assembly is arranged on the upper side of the rolling brush assembly and is suitable for supplying water to the rolling brush assembly; the bracket component, including upper cover and chassis, be provided with power component on the bracket component, and have and bear the weight of round brush subassembly with the water tank set spare, and make the power component drive round brush subassembly pivoted operating condition, the upper cover with the integrative setting of water tank set spare. Through setting up upper cover and water tank set spare integrated into one piece, can replace the overall structure of water tank and upper cover among the prior art through the water tank set spare, need not additionally to add independent upper cover and can realize the protection to inner structure, simultaneously at the dismouting in-process to water tank set spare and round brush subassembly, need not to open the upper cover and carrying out follow-up step, user's dismouting efficiency is improved, be convenient for to the washing of water tank set spare and round brush subassembly, and simultaneously, save the setting of part bracket component, and the cost is saved.

Description

Scrubbing brush and cleaning device

Technical Field

The utility model relates to the technical field of household cleaning, in particular to a floor brush and a cleaning device.

Background

Nowadays, floor washers and dust collectors are provided with floor brushes with a floor mopping function. The floor brush generally comprises a rolling brush component, a power device, a water tank component, a bracket and other parts, wherein the power component enables the rolling brush component to rotate to clean the ground; the water tank assembly supplies water to the roller brush to keep the roller brush moist and enhance the cleaning capability on the ground. After the floor brush is used for a period of time, dirt such as dust and hair can be generated on the rolling brush, so that the rolling brush needs to be detached for cleaning.

The mode that normally the sewage case generally adopted upwards to take out is dismantled, and dismantles fairly simplely, and the dismouting round brush generally adopts the bottom to take out or the mode that the side was taken out, and the bottom surface is taken out the mode and need be earlier come the scrubbing brush upset or the side stand just can take out the round brush, and the side is taken out and then need be raised the scrubbing brush or the side stand just can take out the round brush, and the operation is inconvenient, and user experience is poor.

Among the prior art, the existence takes out the scheme with the round brush from the top, keeps flat the scrubbing brush subaerial and can operate, in this scheme, has set up extra spring fixed knot to construct on the round brush subassembly, pull down the upper cover during dismantlement and take out the sewage case to last, open spring fixed knot structure manually, take off the round brush subassembly, this kind of mode has realized upwards getting the brush, but the dismouting process step is more, and it is still inconvenient that the round brush takes out.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the defects of more steps and poor user experience in the process of taking out the rolling brush assembly upwards by the floor brush in the prior art, thereby providing the floor brush and the cleaning device.

The present embodiment provides a floor brush, including: a roll brush assembly; the water tank assembly is arranged on the upper side of the rolling brush assembly and is suitable for supplying water to the rolling brush assembly; the bracket component, including upper cover and chassis, be provided with power component on the bracket component, and have and bear the weight of round brush subassembly with the water tank set spare, and make the power component drive round brush subassembly pivoted operating condition, the upper cover with the integrative setting of water tank set spare.

The scrubbing brush still includes the switch module, the switch module includes: at least one fastener disposed on the chassis; the clamping assembly is arranged on the water tank assembly and comprises a second elastic piece and a clamping piece, the clamping piece is matched with the buckling piece, and the clamping assembly has a locking state of being clamped and connected with the buckling piece under the action of the second elastic piece and an unlocking state of being far away from the buckling piece under the action of external force.

Be provided with the hasp subassembly on the bracket component, the hasp subassembly has at least the pressure of water tank set spare down with round brush subassembly block is connected, and makes it be in pivoted operating position under the power component drive to and break away from under the exogenic action the pressure of water tank set spare, and keep away from operating position's dismantlement position.

The chassis sets up the round brush subassembly with water tank set spare downside includes: a main body; the bearing hole is arranged on the main body and is suitable for bearing the rolling brush assembly, two ends extending along the length direction of the bearing hole are respectively a power end and a limiting end, the power end is provided with the power piece, and the limiting end is provided with a locking assembly; and in the working position, the power part and the lock catch component are respectively connected with the rolling brush component.

The round brush subassembly includes: the rolling brush piece is provided with a plurality of cleaning brushes along the peripheral side; and the rolling brush end cover is arranged at the shaft end of the rolling brush part and is movably connected with the rolling brush part, and the rolling brush end cover is arranged at the limiting end and is detachably connected with the locking assembly at the working position.

The power part includes: a roller brush motor adjacent to the power end; the output shaft is coaxially and detachably connected with the rolling brush piece in the working position; the transmission device is connected with the rolling brush motor and the output shaft and is suitable for transmitting the driving force from the rolling brush motor to the output shaft; and the speed changing device is connected with the transmission device and is suitable for changing the transmission ratio of the rolling brush motor and the output shaft.

The latch assembly includes: the rotating shaft piece comprises a shaft body, a hinged end and a clamping end, wherein the hinged end and the clamping end are arranged on the shaft body; the first elastic part is connected with the shaft body and the limiting end, and the clamping end is at least used for driving the first elastic part to contract under the pressure of the water tank assembly and is clamped and connected with the locking assembly at the working position.

The round brush end cover includes: the end cover body comprises a shaft groove, the shaft groove faces to the opening of the rolling brush piece and is detachably and movably connected with the end part of the rolling brush piece; the lock catch clamping position is arranged on the lateral side of the end cover body, and at the working position, the lock catch clamping position is connected with the clamping end in a clamping mode and is suitable for being limited along the axial direction of the rolling brush piece.

The end cover body is also provided with a guide hole, the guide hole faces the limiting end opening, the limiting end faces the end cover body, a guide post is further arranged in the direction of the end cover body, and the guide post and the guide hole are matched and arranged and are suitable for positioning the rolling brush end cover.

The water tank subassembly includes the opening orientation the spacing groove that the round brush subassembly set up under the operating condition, the spacing groove respectively with the end cover lid with joint end butt sets up.

The floor brush also comprises a joint assembly which is detachably connected with the joint socket on the bracket assembly.

The water tank assembly includes: the clear water tank is arranged on one side of the central axis of the rolling brush piece, which is close to the joint socket, and is suitable for supplying water to the rolling brush piece; and the sewage tank is arranged on one side, away from the joint socket, of the central axis of the rolling brush piece and is suitable for collecting sewage on the rolling brush.

And a scraping blade structure is arranged on one side of the sewage tank, which faces the rolling brush piece.

The utility model provides a cleaning device which comprises the floor brush.

The technical scheme of the utility model has the following advantages:

1. the utility model provides a floor brush, comprising: a roll brush assembly; the water tank assembly is arranged on the upper side of the rolling brush assembly and is suitable for supplying water to the rolling brush assembly; the bracket component, including upper cover and chassis, be provided with power component on the bracket component, and have and bear the weight of round brush subassembly with the water tank set spare, and make the power component drive round brush subassembly pivoted operating condition, the upper cover with the integrative setting of water tank set spare.

Through setting up upper cover and water tank set spare integrated into one piece, can replace the overall structure of water tank and upper cover among the prior art through the water tank set spare, need not additionally to add independent upper cover and can realize the protection to inner structure, simultaneously at the dismouting in-process to water tank set spare and round brush subassembly, need not to open the upper cover and carrying out follow-up step, user's dismouting efficiency is improved, be convenient for to the washing of water tank set spare and round brush subassembly, and simultaneously, save the setting of part bracket component, and the cost is saved.

2. The support assembly of the floor brush provided by the utility model is provided with a lock catch assembly, and the lock catch assembly is provided with a working position which is at least clamped and connected with the rolling brush assembly under the pressure of the water tank assembly and enables the rolling brush assembly to rotate under the driving of the power assembly, and a disassembly position which is separated from the pressure of the water tank assembly under the action of external force and is far away from the working position.

Set up the locking drive power of hasp subassembly on the bracket component through with the water tank subassembly, the gravity that utilizes the water tank subassembly comes the switching of control hasp subassembly, the hasp subassembly is to the automatic unblock of round brush subassembly after having realized taking out the water tank subassembly, the hasp subassembly is to the automatic locking of round brush subassembly after the water tank subassembly is adorned, the step of manual unblock hasp subassembly has been saved, the dismouting step of round brush subassembly and water tank subassembly has been simplified greatly, make round brush subassembly and water tank subassembly only need two steps can be followed and pulled down from the scrubbing brush, the dismouting step is few and easy dismounting, further overcome among the prior art, the scrubbing brush upwards takes out the process step of round brush subassembly more, user experience is poor defect.

3. The utility model provides a floor brush, wherein the rolling brush end cover comprises: the end cover body comprises a shaft groove, the shaft groove faces to the opening of the rolling brush piece and is detachably and movably connected with the end part of the rolling brush piece; the lock catch clamping position is arranged on the lateral side of the end cover body, and at the working position, the lock catch clamping position is connected with the clamping end in a clamping mode and is suitable for being limited along the axial direction of the rolling brush piece.

The end cover comprises an end cover body and is characterized in that an axial groove and a lock catch clamping position are respectively arranged on the end cover body, the axial groove can be arranged along a radial limiting rolling brush piece, the rolling brush piece is prevented from jumping or tripping, the axial groove can be detachably connected with the rolling brush piece, the rolling brush piece can be cleaned independently, the lock catch clamping position can be arranged along the axial limiting rolling brush piece in a matched mode with the axial groove after being connected with a clamping end in a clamped mode, the rolling brush piece is further limited, and the rotating stability of the rolling brush piece is improved.

4. According to the floor brush provided by the utility model, the end cover body is also provided with the guide hole, the guide hole is arranged towards the opening of the limiting end, the limiting end is also provided with the guide post towards the direction of the end cover body, and the guide post and the guide hole are arranged in a matched manner and are suitable for positioning the end cover of the rolling brush.

The setting of guide post and guiding hole can realize the effective location between round brush end cover and spacing end, and the user's of both being convenient for installation is dismantled, improves the installation accuracy nature again, avoids appearing the installation incline, and then makes round brush end cover accurate and hasp subassembly cooperation, has improved the stability of hasp subassembly work.

5. The utility model provides a floor brush, a water tank component comprises: the clear water tank is arranged on one side of the central axis of the rolling brush piece, which is close to the joint socket, and is suitable for supplying water to the rolling brush piece; and the sewage tank is arranged on one side, away from the joint socket, of the central axis of the rolling brush piece and is suitable for collecting sewage on the rolling brush.

Through establishing clear water tank and sewage case branch in round brush spare axis both sides, simultaneously owing to set up the promotion end that one side of connecting socket was marchd for the scrubbing brush, then the clear water tank corresponds the rear side that sets up marchd at the scrubbing brush, the sewage case sets up the front side of marching at the scrubbing brush, set up like this and make round brush spare lie in the first contact clear water tank after ground contact, acquire the moisturizing back, collect with sewage and spot on the round brush spare together via the sewage case, the realization supplies water and clear circulation to round brush spare, guarantee the cleaning efficiency of round brush spare.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of a floor brush provided in an embodiment of the present invention;

FIG. 2 is an exploded view of the structure of the floor brush shown in FIG. 1;

FIG. 3 is a schematic top view of the floor brush of FIG. 2;

FIG. 4 is a schematic view of the internal structure of the floor brush shown in FIG. 3;

FIG. 5 is a side view of the floor brush of FIG. 1;

FIG. 6 is an exploded view of another angle configuration of the floor brush of FIG. 1;

FIG. 7 is a perspective view of a bracket assembly of the floor brush of FIG. 6;

FIG. 8 is a perspective view of the rolling brush end cap of the floor brush shown in FIG. 6;

FIG. 9 is a schematic view of the internal structure of the floor brush of FIG. 6 in an operating position;

FIG. 10 is a schematic view of the inner structure of the floor brush of FIG. 9 in a disassembled position;

FIG. 11 is a schematic view of the inner structure of the floor brush of FIG. 10 in another disassembled position;

description of reference numerals:

1-a roller brush assembly; 11-a rolling brush member; 12-rolling brush end cover; 121-end cap cover; 122-axial slot; 123-locking and clamping; 124-a guide hole; 125-fasteners; 2-a water tank assembly; 21-a limiting groove; 22-a snap-fit assembly; 23-a clear water tank; 24-a sewage tank; 3-a bracket assembly; 31-a body; 32-a carrier aperture; 33-a power end; 34-a limiting end; 341-guide posts; 4-a power element; 5-a latch assembly; 51-a shaft body; 52-a hinged end; 53-a clamping end; 54-a first resilient member; 6-joint assembly.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 11, the present embodiment provides a floor brush, including: a rolling brush component 1, a water tank component 2 and a bracket component 3.

The rolling brush component 1 comprises a cylindrical rolling brush piece 11 with cleaning brush hairs along the circumferential direction, and a rolling brush end cover 12 which is arranged at the shaft end of the rolling brush piece 11 and is movably connected with the rolling brush piece 11. The water tank assembly 2 is arranged on the upper side of the rolling brush assembly 1 and comprises a clean water tank 23 and a sewage tank 24, the clean water tank 23 supplies water to the rolling brush assembly 11, the rolling brush assembly 11 is kept wet, the cleaning capability of the ground is enhanced, and the sewage tank 24 collects sewage on the rolling brush to keep the rolling brush assembly 11 dry and clean. As an alternative embodiment, the water tank assembly 2 may also be only the clean water tank 23 or the dirty water tank 24.

Bracket component 3, including upper cover and chassis, be provided with power component 4 on the chassis to have and bear round brush subassembly 1 and water tank set spare 2, and make power component 4 drive 1 pivoted operating condition of round brush subassembly, upper cover and water tank set spare 2 integrative settings. As an alternative embodiment, the power member 4 may be provided on the water tank assembly 2.

Through setting up upper cover and 2 integrated into one piece of water tank set spare, can replace the overall structure of water tank and upper cover among the prior art through water tank set spare 2, need not additionally to add independent upper cover and can realize the protection to inner structure, simultaneously at the dismouting in-process to water tank set spare 2 and round brush subassembly 1, need not to open the upper cover and carrying out follow-up step, user's dismouting efficiency is improved, be convenient for to the washing of water tank set spare 2 and round brush subassembly 1, and simultaneously, save partial bracket component 3's setting, and the cost is saved.

The floor brush further comprises a switch assembly comprising a snap-fit assembly 22 and at least two snap-fits 125. One fastener 125 is disposed on the end cap cover 121, and other positions are not limited, and preferably, in this embodiment, the fastener 125 is further disposed on the upper side of the power element 4.

The engaging assembly 22 is disposed on the water tank assembly 2 and includes two sets of second elastic members and engaging members, the engaging members are disposed in cooperation with the fastening member 125, and have a locking state of engaging with the fastening member 125 under the action of the second elastic members and an unlocking state of being away from the fastening member 125 under the action of an external force. The clamping piece is arranged on the control hole on the water tank assembly 2 in a protruding mode, and a user can control locking or unlocking by poking the clamping piece.

The bracket component 3 is provided with a lock catch component 5, the lock catch component 5 is at least clamped and connected with the rolling brush component 1 under the pressure of the water tank component 2, and enables the rolling brush component to rotate under the driving of the power component 4, and the lock catch component 5 is separated from the pressure of the water tank component 2 under the action of external force and is far away from the disassembly position of the working position. In the present embodiment, when the detached position is changed to the operating position, the latch assembly 5 receives the pressing force of the user in addition to the gravity of the water tank assembly 2.

Set up to the locking drive power of hasp subassembly 5 on the bracket component 3 through with water tank set spare 2, utilize the gravity of water tank set spare 2 to come the switching of control hasp subassembly 5, realized taking out 2 back hasp subassemblies of water tank set spare 5 to 1 automatic unblock of round brush subassembly, hasp subassembly 5 is to 1 automatic locking of round brush subassembly after the dress water tank set spare 2, the step of manual unblock hasp subassembly 5 has been saved, the dismouting step of round brush subassembly 1 and water tank set spare 2 has been simplified greatly, make round brush subassembly 1 and water tank set spare 2 only need two steps can be followed the scrubbing brush and pulled down, the dismouting step is few and easy dismounting, further overcome prior art, the scrubbing brush upwards takes out the process step of round brush subassembly 1 more, user experience is poor defect.

The chassis sets up in

round brush subassembly

1 and 2 downside of water tank set spare, includes: a main body 31 and a bearing hole 32 provided on the main body 31.

The main body 31 is plate-shaped, the middle part of the main body is provided with a long-strip-shaped bearing hole 32, the edge of the bearing hole 32 along the length direction is in a cylindrical groove shape and can be used for bearing the rolling brush component 1, the two ends of the bearing hole 32 extending along the length direction are respectively a power end 33 and a limiting end 34, the power end 33 is provided with a power part 4, and the limiting end 34 is provided with a locking component 5; in the working position, the power part 4 and the locking assembly 5 are respectively connected with the rolling brush assembly 1. Meanwhile, in the working position, the rolling brush end cover 12 is arranged at the limiting end 34 and is detachably connected with the locking assembly 5.

The roll brush assembly 1 includes a roll brush member 11 and a roll brush end cap 12. The rolling brush end cover 12 is arranged at the shaft end of the rolling brush piece 11 and is movably connected with the rolling brush piece 11, and in the working position, the rolling brush end cover 12 is arranged at the limiting end 34 and is detachably connected with the locking assembly 5.

Further, the power member 4 includes: the rolling brush device comprises a rolling brush motor, an output shaft, a transmission device and a speed change device.

The rolling brush motor is arranged on the inner side of the underframe and is adjacent to the power end 33; the output shaft sets up at power end 33, and when the operating position, the output shaft is connected the setting with the coaxial and detachably of round brush piece 11, specifically can carry out the block through buckle draw-in groove structure and connect.

The transmission device is a gear assembly, can also be a gear rack, belt or synchronous belt structure, is used for connecting the rolling brush motor and the output shaft, and can transmit the driving force from the rolling brush motor to the output shaft; the speed change device is connected with the transmission device, can be a reduction box and the like, and can change the transmission ratio of the rolling brush motor and the output shaft. In an alternative embodiment, the output shaft is provided on the roller brush motor, and the transmission and the speed change device are not provided.

The latch assembly 5 includes a shaft member and a first elastic member 54. The rotating shaft part comprises a shaft body 51, a hinged end 52 and a clamping end 53, wherein the hinged end 52 and the power end 33 are arranged on the shaft body 51; the first elastic member 54 connects the shaft body 51 and the limiting end 34, and the clamping end 53 has a working position for driving the first elastic member 54 to contract under the gravity and the external force of the water tank assembly 2 and to be clamped and connected with the locking assembly 5.

The roller brush end cover 12 includes an end cover body 121 and a lock catch 123. The end cap cover 121 includes a shaft groove 122, the shaft groove 122 is disposed toward the opening of the rolling brush member 11 and detachably and movably connected to the end of the rolling brush member 11, and as an alternative embodiment, the shaft groove 122 may be a groove hole. The two lock catch clamping positions 123 are in a triangular groove shape and are arranged on the side direction of the end cover body 121, and in the working position, the lock catch clamping positions 123 are connected with the clamping end 53 in a clamping mode and are suitable for limiting the clamping end 53 along the axial direction of the rolling brush piece 11.

The end cover body 121 is further provided with two guide holes 124 at intervals, the guide holes 124 are opened towards the limiting end 34, the limiting end 34 is further provided with two guide posts 341 towards the end cover body 121, and the guide posts 341 are matched with the guide holes 124 and are suitable for positioning the rolling brush end cover 12.

The guide post 341 and the guide hole 124 are arranged to realize effective positioning between the rolling brush end cover 12 and the limiting end 34, so that the installation and disassembly of a user are facilitated, the installation accuracy is improved, the installation deflection is avoided, the rolling brush end cover 12 is accurately matched with the locking assembly 5, and the working stability of the locking assembly 5 is improved.

The water tank assembly 2 comprises a limiting groove 21 with an opening arranged towards the rolling brush assembly 1, and the shape of the limiting groove 21 corresponds to the shape of the rolling brush end cover 12. In the working state, the limiting groove 21 is respectively abutted with the end cover body 121 and the clamping end 53.

The floor brush further comprises a joint assembly 6 which is detachably hinged with a joint mounting part in the middle of the main body 31 through threads.

In the present embodiment, the water tank assembly 2 includes a clean water tank 23 and a dirty water tank 24. The clean water tank 23 is arranged on one side of the central axis of the rolling brush part 11 close to the joint socket, can supply water to the rolling brush part 11 and clean dirt on the rolling brush part 11; the sewage tank 24 is arranged on one side of the central axis of the rolling brush piece 11 far away from the joint socket and can collect sewage on the rolling brush. In this embodiment, the water tank assembly 2 is further provided with a water inlet hole for supplying water to the clean water tank 23 and the sewage tank 24.

Further, a scraping blade structure is arranged on one side, facing the rolling brush piece, of the sewage tank. The scraping structure is parallel to the central axis of the rolling brush piece and the length of the scraping structure is larger than that of the rolling brush piece. In the working state, the scraping blade structure is abutted with the rolling brush piece.

The disassembling process comprises the following steps:

stir the fastener in two control holes on water tank subassembly 2, make fastener and the fastener 125 that corresponds keep away from each other, realize the unblock of water tank subassembly 2 and bracket component 3, then, directly upwards remove from water tank subassembly 2, make water tank subassembly 2 break away from each other with hasp subassembly 5, under the effect of first elastic component 54, hasp screens 123 is kept away from to joint end 53, hasp screens 123 breaks away from the block with joint end 53, round brush end cover 12 upwards extracts, guiding hole 124 and guide post 341 break away from the location, and then realize the dismantlement of round brush end cover 12, and then can pull down round brush piece 11 smoothly.

The embodiment also provides a cleaning device which can be a floor washing machine or a dust collector and the like and comprises the floor brush.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.

Claims

1. A floor brush, comprising:

a roller brush assembly (1);

the water tank assembly (2) is arranged on the upper side of the rolling brush assembly (1) and is suitable for supplying water to the rolling brush assembly (1);

bracket component (3), including upper cover and chassis, be provided with power component (4) on bracket component (3), and have and bear round brush subassembly (1) with water tank set spare (2), and make power component (4) drive round brush subassembly (1) pivoted operating condition, the upper cover with water tank set spare (2) an organic whole sets up.

2. A floor brush as claimed in claim 1, further comprising a switch assembly, the switch assembly comprising:

at least one fastener (125) disposed on the chassis;

the clamping assembly (22) is arranged on the water tank assembly (2) and comprises a second elastic piece and a clamping piece, the clamping piece is matched with the buckling piece (125), and the clamping assembly has a locking state of being clamped and connected with the buckling piece (125) under the action of the second elastic piece and an unlocking state of being far away from the buckling piece (125) under the action of external force.

3. A floor brush according to claim 1 or 2, characterized in that the bracket assembly (3) is provided with a locking assembly (5), the locking assembly (5) having an operating position in which it is in snap-fit connection with the roller brush assembly (1) at least under the pressure of the water tank assembly (2) and is driven to rotate by the power member (4), and a release position in which it is released from the pressure of the water tank assembly (2) under the action of an external force and is remote from the operating position.

4. A floor brush according to claim 3, characterized in that the chassis is arranged on the underside of the roller brush assembly (1) and the water tank assembly (2), comprising:

a main body (31);

the bearing hole (32) is arranged on the main body (31) and is suitable for bearing the rolling brush component (1), the two ends extending along the length direction of the bearing hole are respectively a power end (33) and a limiting end (34), the power end (33) is provided with the power part (4), and the limiting end (34) is provided with a locking component (5);

in the working position, the power part (4) and the lock catch component (5) are respectively connected with the rolling brush component (1).

5. A floor brush according to claim 4, characterized in that the roller brush assembly (1) comprises:

a rolling brush piece (11) which is provided with a plurality of cleaning brushes along the peripheral side;

the rolling brush end cover (12) is arranged at the shaft end of the rolling brush piece (11) and is movably connected with the rolling brush piece (11), and the rolling brush end cover (12) is arranged at the limiting end (34) and is detachably connected with the locking and buckling component (5) in the working position.

6. A floor brush according to claim 5, characterized in that the power member (4) comprises:

a roller brush motor adjacent to the power end (33);

the output shaft is coaxially and detachably connected with the rolling brush piece (11) in the working position;

the transmission device is connected with the rolling brush motor and the output shaft and is suitable for transmitting the driving force from the rolling brush motor to the output shaft;

and the speed changing device is connected with the transmission device and is suitable for changing the transmission ratio of the rolling brush motor and the output shaft.

7. A floor brush according to claim 5 or 6, characterized in that the locking catch assembly (5) comprises:

the rotating shaft piece comprises a shaft body (51), a hinged end (52) and a clamping end (53), wherein the hinged end (52) and the clamping end (53) are arranged on the shaft body (51), and the hinged end (52) is movably connected with the power end (33);

the first elastic part (54) is connected with the shaft body (51) and the limiting end (34), and the clamping end (53) is provided with a working position which is at least under the pressure of the water tank assembly (2), drives the first elastic part (54) to contract and is clamped and connected with the locking component (5).

8. A floor brush as claimed in claim 7, characterized in that the roller brush end cap (12) comprises:

the end cover body (121) comprises a shaft groove (122), the shaft groove (122) is arranged towards the opening of the rolling brush piece (11) and is detachably and movably connected with the end part of the rolling brush piece (11);

hasp screens (123), set up in the side direction of end cover lid (121) operating position, hasp screens (123) with joint end (53) block is connected, is suitable for to follow it is spacing to have a round brush spare (11) axial direction joint end (53).

9. A floor brush according to claim 8, characterized in that the end cover body (121) is further provided with a guide hole (124), the guide hole (124) is opened towards the limiting end (34), the limiting end (34) is further provided with a guide post (341) towards the end cover body (121), and the guide post (341) is matched with the guide hole (124) and is suitable for positioning the rolling brush end cover (12).

10. A floor brush according to claim 9, characterized in that the water tank assembly (2) comprises a limiting groove (21) with an opening arranged towards the roller brush assembly (1), in the working state the limiting groove (21) being arranged in abutment with the end cover body (121) and the snap-in end (53), respectively.

11. A floor brush according to claim 1, characterized in that it further comprises a joint assembly (6) arranged detachably in connection with a joint socket on the frame assembly (3).

12. A floor brush as claimed in claim 11, characterized in that the water tank assembly (2) comprises:

the clean water tank (23) is arranged on one side of the central axis of the rolling brush piece (11) close to the joint socket and is suitable for supplying water to the rolling brush piece (11);

and the sewage tank (24) is arranged on one side of the central axis of the rolling brush piece (11) far away from the joint socket and is suitable for collecting sewage on the rolling brush.

13. A floor brush according to claim 12, characterized in that the side of the waste tank (24) facing the rolling member (11) is provided with a wiper blade structure.

14. A cleaning device comprising a floor brush as claimed in any one of claims 1 to 13.