CN217852719U - Floor brush device and cleaning equipment - Google Patents

Abstract

The utility model provides a scrubbing brush device and cleaning equipment, scrubbing brush device include casing, round brush subassembly, power component and subassembly that floats. The round brush subassembly includes the brush body and support, and the support is fixed to be located on the casing. The power assembly comprises a driving mechanism and a transmission mechanism, the driving mechanism drives the brush body to rotate relative to the support through the transmission mechanism, the transmission mechanism is connected to the brush body, and a shaft sleeve is sleeved on the transmission mechanism. The floating assembly comprises a sliding groove and a sliding part arranged on the sliding groove in a sliding mode, one of the sliding groove and the sliding part is arranged on the shaft sleeve, the other one of the sliding groove and the sliding part is arranged on the support, and when the brush body is stressed to be lifted, the sliding part and the sliding groove move relatively, so that the brush body drives the transmission mechanism and the shaft sleeve to do floating movement relative to the support. The brush body of the floor brush device can be lifted relative to the machine shell to move in a floating mode when encountering large-particle garbage, so that the large-particle garbage is absorbed, and the cleaning capacity of equipment is improved.

Description

Floor brush device and cleaning equipment

Technical Field

The utility model relates to a cleaning equipment technical field especially relates to a ground brush device and cleaning equipment.

Background

The scrubbing brush of current electric vacuum cleaner usually is better to tiny particle foul clearance effect such as dust, but when meetting like the rubbish of big granule such as soybean, the dust catcher cylinder can bump big granule rubbish and fly, perhaps the whole suction nozzle that is caused by large granule rubbish jack-up of scrubbing brush subassembly of dust catcher and ground contact not good, and suction is serious decay, leads to the clearance effect not good, and user experience feels poor. For example, chinese patent publication No. CN103536247B discloses a floor brush for a vacuum cleaner, which includes a floor brush holder and two brush strips respectively disposed on two opposite side edges of the floor brush holder, each brush strip includes a brush strip body and a brush strip mounting portion located on one side of the brush strip body, the floor brush for a vacuum cleaner can only clean small-particle dirt, and cannot effectively clean large-particle garbage, and the cleaning effect is not good.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem that exists among the prior art, the utility model provides a ground brush device and cleaning equipment, its brush body when meetting great granule rubbish, can lift up in order to be floating movement relatively to absorb great granule rubbish, avoided great granule rubbish to be bumped the problem that flies by the brush body, improved the clean ability of equipment.

The embodiment of the utility model provides a ground brush device, ground brush device include the casing, still include:

the rolling brush assembly comprises a brush body and a bracket for erecting the brush body, and the bracket is fixedly arranged on the machine shell;

the power assembly comprises a driving mechanism and a transmission mechanism, the driving mechanism drives the brush body to rotate relative to the support through the transmission mechanism, the transmission mechanism is connected to the brush body, and a shaft sleeve is sleeved on the transmission mechanism;

the floating assembly comprises a sliding groove and a sliding part arranged on the sliding groove in a sliding mode, one of the sliding groove and the sliding part is arranged on the shaft sleeve, the other sliding part is arranged on the support, and when the brush body is lifted under stress, the sliding part and the sliding groove move relatively, so that the brush body drives the transmission mechanism and the shaft sleeve to do floating movement relative to the support. When meeting large-particle garbage, the brush body of the floor brush device can be lifted relative to the machine shell to move in a floating mode, so that large-particle garbage is absorbed, and the cleaning capacity of equipment is improved.

In some embodiments, the floor brush device further includes an elastic member, one end of the elastic member abuts against the sliding member or the sliding groove, and the other end of the elastic member abuts against the bracket, and the elastic member is configured to apply an elastic force to the sliding member or the sliding groove so that the brush body can be attached to the ground. The elastic piece can enable the brush body to reset quickly and cling to the ground, and can also provide buffering for the movement of the brush body, so that the movement of the brush body is more stable.

In some embodiments, the transmission mechanism includes a first transmission member and a second transmission member, the first transmission member and the second transmission member are respectively and fixedly connected to two opposite ends of the brush body, the two shaft sleeves and the two supports are respectively arranged in a one-to-one correspondence, the two shaft sleeves are respectively sleeved on the first transmission member and the second transmission member, and the sliding groove and the sliding member are respectively arranged on the corresponding supports and the corresponding shaft sleeves. The structural design of the transmission structure, the shaft sleeve and the support can enable the whole brush body to stably move, and the phenomenon that the brush body is unbalanced in stress and inclined relative to the ground is avoided.

In some embodiments, the floor brush device further includes a balancing rod disposed on the housing, and two ends of the balancing rod respectively abut against the two shaft sleeves to balance the heights of the two opposite ends of the brush body. Thus, the heights of the two opposite ends of the brush body can be kept consistent, and the motion stability of the brush body is further improved.

In some embodiments, the balancing rod includes a cross rod and pressing rods connected to two opposite ends of the cross rod, the pressing rods extend along a direction perpendicular to the length of the cross rod and are bent outward to form bending portions, and the bending portions are abutted to the shaft sleeves. The balance rod is reasonable in structural design and compact in structural design.

In some embodiments, the sliding groove is formed on the bracket, the sliding member is formed on an outer wall of the shaft sleeve, and a convex pillar is formed on the outer wall of the shaft sleeve, and the elastic member is sleeved outside the convex pillar to act on the sliding member through the shaft sleeve. The elastic piece is sleeved on the convex column, so that the elastic piece can be stably arranged on the shaft sleeve and stably acts on the sliding piece through the shaft sleeve.

In some embodiments, the first transmission member includes a first positioning shaft and a gear transmission member connected to the driving mechanism, the gear transmission member includes a driving gear, a driven gear and a gear belt for driving and connecting the driving gear and the driven gear, the driving gear is connected to the driving mechanism, the driven gear is connected to the first end of the brush body through the first positioning shaft, and the driven gear can make a floating motion relative to the driving gear under the driving of the brush body. The structure is reasonable, and the transmission is stable.

In some embodiments, the driven gear extends towards the end face of the brush body to form a connecting shaft, and one of the two bushings is sleeved outside the connecting shaft. The structure has good structural stability.

In some embodiments, the second transmission member includes a second positioning shaft fixedly connected to the second end of the brush body, the other of the two shaft sleeves is sleeved on the second positioning shaft, and the second end of the brush body is mounted on the bracket through the second positioning shaft and the shaft sleeve. The transmission mode is stable, and the brush body can move stably relative to the support.

The embodiment of the utility model provides a still provide a cleaning device, cleaning device includes foretell scrubbing brush device. When meeting large-particle garbage, the brush body of the floor brush device can be lifted relative to the machine shell to move in a floating mode, so that large-particle garbage is absorbed, and the cleaning capacity of equipment is improved.

Compared with the prior art, the utility model discloses beneficial effect lies in: the utility model discloses a subassembly that floats can make the brush body when meetting great granule rubbish, makes the relative support of the brush body be floating movement, realizes that great granule rubbish can be absorbed by the interval that the relative ground of the brush body lifts up, has avoided great granule rubbish to be bumped the problem that flies by the brush body, has improved the clean ability of equipment. And, after great granule rubbish is absorbed, above-mentioned brush body can reset to the position of pasting to ground under self action of gravity, and the user operation and the use of being convenient for have promoted user's use and have experienced.

Drawings

In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having letter suffixes or different letter suffixes may represent different instances of similar components. The drawings illustrate various embodiments generally by way of example, and not by way of limitation, and together with the description and claims serve to explain the disclosed embodiments. The same reference numbers will be used throughout the drawings to refer to the same or like parts, where appropriate. Such embodiments are illustrative and not intended to be exhaustive or exclusive embodiments of the present apparatus or method.

FIG. 1 is a schematic structural view of a floor brush device according to an embodiment of the present invention;

FIG. 2 is an exploded view of a floor brush assembly according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a floor brush assembly according to an embodiment of the present invention, showing a brush body in a first operating state;

FIG. 4 is a cross-sectional view of a floor brush assembly from another perspective of an embodiment of the present invention, showing the brush body in a first operating position;

FIG. 5 is a schematic view of a shaft sleeve and a bracket of a floor brush assembly according to an embodiment of the present invention, showing a brush body in a first operating state;

FIG. 6 is a sectional view of a floor brush assembly according to an embodiment of the present invention, showing a brush body in a second operating state;

FIG. 7 is a sectional view of a floor brush assembly from another perspective of an embodiment of the present invention, showing the brush body in a second operating position;

FIG. 8 is a schematic view of a shaft sleeve and a bracket of a floor brush assembly according to an embodiment of the present invention, showing a brush body in a second operating state;

FIG. 9 is a cross-sectional view of a floor brush assembly including a resilient member in accordance with an embodiment of the present invention;

fig. 10 is an exploded view of a floor brush assembly including a stabilizer bar according to an embodiment of the present invention;

fig. 11 is a cross-sectional view of a floor brush device including a balancing bar according to an embodiment of the present invention.

The members denoted by reference numerals in the drawings:

1-a machine shell; 2-a roller brush assembly; 21-a brush body; 22-a scaffold; 3-a drive mechanism; 4-a transmission mechanism; 41-a first transmission member; 42-a second transmission member; 43-a first positioning axis; 44-a gear drive; 45-a drive gear; 46-a driven gear; 47-gear belt; 48-a connecting shaft; 49-a second positioning shaft; 5-shaft sleeve; 51-convex column; 6-a floating assembly; 61-a chute; 62-a slide; 7-an elastic member; 8-a balance bar; 81-cross bar; 82-pressing rod.

Detailed Description

In order to make the technical solutions of the present invention better understood, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

The embodiment of the utility model provides a ground brush device. As shown in fig. 1 and 3, the floor brush device includes a housing 1, a roll brush assembly 2, a power assembly, and a floating assembly 6. The floor brush device may further comprise a suction nozzle and a dust cup communicating with the suction nozzle, the suction nozzle being disposed adjacent to the drum brush assembly 2 to suck the garbage near the drum brush assembly 2 and into the dust cup. The rolling brush assembly 2 comprises a brush body 21 and a bracket 22 for erecting the brush body 21, and the bracket 22 is fixedly arranged on the machine shell 1. The power assembly comprises a driving mechanism 3 and a transmission mechanism 4, the driving mechanism 3 drives the brush body 21 to rotate relative to the support 22 through the transmission mechanism 4, the transmission mechanism 4 is connected to the brush body 21, and the transmission mechanism 4 is sleeved with a shaft sleeve 5. The floating assembly 6 comprises a sliding groove 61 and a sliding part 62 arranged on the sliding groove 61 in a sliding manner, one of the sliding groove 61 and the sliding part 62 is arranged on the shaft sleeve 5, the other one is arranged on the support 22, and when the brush body 21 is stressed to be lifted, the sliding part 62 and the sliding groove 61 move relatively, so that the brush body 21 drives the transmission mechanism 4 and the shaft sleeve 5 to do floating movement relative to the support 22.

As shown in fig. 3 to 5, the brush bodies 21 are all in a first working state of being attached to the ground, and in the first working state, the brush bodies 21 can always keep good contact with the ground, and at this time, the suction nozzle can be kept in an optimal suction state, which can effectively clean dust and small-particle garbage. As shown in fig. 6 to 8, the brush body 21 is shown in a second working state lifted relative to the ground, and fig. 6 and 7 show larger particle garbage with a substantially circular shape, when the brush body 21 encounters the larger particle garbage, the brush body 21 is lifted by the force of the larger particle garbage, the chute 61 and the sliding member 62 of the floating assembly 6 can move, so that the brush body 21 can drive the transmission mechanism 4 and the shaft sleeve 5 to synchronously move upwards in a floating manner, and the larger particle garbage can be sucked into the dust collecting cup from the interval of the brush body 21 lifted relative to the ground, thus effectively improving the cleaning capability of the product and cleaning the larger particle garbage. The large particle garbage can be understood as garbage having a certain height, and the garbage cannot be accommodated in the dust collecting cup over the brush body 21 when the brush body 21 is attached to the ground.

The sliding grooves 61 shown in fig. 2 to 11 of the present application are all located on the bracket 22, and the sliding members 62 are all located on the shaft sleeve 5, which is, of course, only an example, and this is not specifically limited in the present application, and it is only necessary that the brush body 21 drives the shaft sleeve 5 to perform a floating motion relative to the bracket 22.

Specifically, the bracket 22 is fixed on the casing 1, and the driving mechanism 3 can be disposed on the casing 1 or the bracket 22, in short, the driving mechanism 3 cannot move in a floating manner with the brush body 21, so as to avoid affecting the service life and the assembly stability of the driving mechanism 3. The transmission mechanism 4 can perform a floating motion with the brush body 21, of course, the motion stroke of the floating motion is relatively small, about 4 mm to 10 mm, and in this size range, the transmission mechanism 4 can maintain a stable connection relationship with the driving mechanism 3, so that the driving mechanism 3 can still drive the brush body 21 to rotate through the transmission mechanism 4 after the brush body 21 and the transmission mechanism 4 perform the floating motion.

Specifically, the shaft sleeve 5 may be sleeved on the transmission mechanism 4 through a bearing and the like, and the shaft sleeve 5 does not rotate with the transmission mechanism 4 and the brush body 21. In addition, the sliding groove 61 and the sliding part 62 of the floating assembly 6 are respectively arranged on the shaft sleeve 5 and the bracket 22, when the brush body 21 is stressed to be lifted, the shaft sleeve 5 and the bracket 22 can move relatively, so that the shaft sleeve 5 can synchronously lift up along with the brush body 21 to perform floating movement.

The utility model discloses a subassembly 6 that floats can make brush body 21 when meetting great granule rubbish, makes brush body 21 relative support 22 be floating movement, realizes that great granule rubbish can be drawn by the interval that brush body 21 relative ground lifted up, has avoided great granule rubbish to be hit the problem that flies by brush body 21, has improved the clean ability of equipment. Moreover, after the large-particle garbage is sucked, the brush body 21 can be reset to the position attached to the ground under the action of the gravity of the brush body, so that the operation and the use of a user are facilitated, and the use experience of the user is improved.

In some embodiments, as shown in fig. 9, the floor brush device further includes an elastic member 7, one end of the elastic member 7 abuts against the sliding member 62 or the sliding groove 61, and the other end abuts against the bracket 22, and the elastic member 7 is configured to apply an elastic force to the sliding member 62 or the sliding groove 61 to enable the brush body 21 to abut against the ground. The elastic element 7 can not only enable the brush body 21 to be quickly reset and attached to the ground, but also provide buffer for the movement of the brush body 21, so that the movement of the brush body 21 is more stable.

Specifically, the elastic member 7 may be a compression spring.

Specifically, the elastic members 7 are disposed in one-to-one correspondence with the floating assemblies 6 and the brackets 22, respectively, so as to apply a stable acting force to the brush body 21 and prevent the brush body 21 from being inclined after being acted on by the elastic members 7.

In some embodiments, as shown in fig. 3 and 6, the transmission mechanism 4 includes a first transmission member 41 and a second transmission member 42, the first transmission member 41 and the second transmission member 42 are respectively and fixedly connected to two opposite ends of the brush body 21, the shaft sleeves 5 and the brackets 22 are respectively disposed in a one-to-one correspondence, the two shaft sleeves 5 are respectively sleeved on the first transmission member 41 and the second transmission member 42, and the sliding grooves 61 and the sliding members 62 are respectively disposed on the corresponding brackets 22 and the shaft sleeves 5. The structural design of the transmission structure, the shaft sleeve 5 and the support 22 can enable the brush body 21 to move integrally and stably, and the brush body 21 is prevented from being unbalanced in stress and inclined relative to the ground.

Specifically, the first transmission member 41 may be connected to the driving mechanism 3, the first transmission member 41 may drive the brush body 21 to rotate under the driving of the driving mechanism 3, and the driving mechanism 3 is close to the first end of the brush body 21 where the first transmission member 41 is disposed. The second transmission member 42 may not be directly connected to the driving mechanism 3, the second transmission member 42 rotates synchronously with the brush body 21 after the brush body 21 rotates, and the brush body 21 may be disposed on the bracket 22 through the second transmission member 42, so that the two opposite ends of the brush body 21 can be supported by the bracket 22, thereby moving stably.

In some embodiments, as shown in fig. 10 and 11, the floor brush device further includes a balance bar 8 disposed on the casing 1, and two ends of the balance bar 8 respectively abut against the two bushings 5 to balance the heights of the two opposite ends of the brush body 21. In this way, the heights of the opposite ends of the brush body 21 can be kept uniform, and the movement stability of the brush body 21 can be further improved.

Specifically, the side of the above-mentioned sleeve 5 facing the stabilizer bar 8 may be formed with a receiving portion for mounting an end portion of the stabilizer bar 8 so that the stabilizer bar 8 can stably act on the sleeve 5. Under the condition that the shaft sleeves 5 are two, the two shaft sleeves 5 are provided with the accommodating parts, so that the two opposite ends of the balance rod 8 can be arranged in the corresponding accommodating parts.

In some embodiments, as shown in fig. 10, the balance bar 8 includes a cross bar 81 and pressing bars 82 connected to two opposite ends of the cross bar 81, and the pressing bars 82 extend along a direction perpendicular to the length direction of the cross bar 81 and are bent outward to form bending portions, and the bending portions are pressed against the shaft sleeve 5. The balance rod 8 is reasonable in structural design and compact in structural design.

Specifically, the cross bar 81 and the pressing bar 82 may be integrally formed.

In some embodiments, as shown in fig. 9, the sliding slot 61 is formed on the bracket 22, the sliding member 62 is formed on the outer wall of the sleeve 5, the boss 51 is formed on the outer wall of the sleeve 5, and the elastic member 7 is sleeved outside the boss 51 to act on the sliding member 62 through the sleeve 5. The elastic element 7 is sleeved on the convex column 51, so that the elastic element 7 is stably arranged on the shaft sleeve 5 and stably acts on the sliding element 62 through the shaft sleeve 5.

Specifically, as shown in fig. 5 and 8, the outer wall of the shaft sleeve 5 may be convexly provided with a cylindrical body configured as a sliding member 62, and the sliding member 62 may be elevated relative to the sliding groove 61 of the bracket 22.

In some embodiments, as shown in fig. 2 and 3, the first transmission member 41 includes a first positioning shaft 43 and a gear transmission member 44 connected to the driving mechanism 3, the gear transmission member 44 includes a driving gear 45, a driven gear 46 and a gear belt 47 for driving and connecting the driving gear 45 and the driven gear 46, the driving gear 45 is connected to the driving mechanism 3, the driven gear 46 is connected to the first end of the brush body 21 through the first positioning shaft 43, and the driven gear 46 can perform a floating motion relative to the driving gear 45 under the driving of the brush body 21. The structure is reasonable, and the transmission is stable.

Specifically, the gear belt 47 has a certain elastic deformation range, the driven gear 46 performs a floating motion along with the brush body 21, the driving gear 45 and the driving mechanism 3 do not perform a floating motion along with the brush body 21, and the gear belt 47 can keep a stable transmission relationship between the driven gear 46 and the driving gear 45 when the driven gear 46 performs a floating motion relative to the driving gear 45, that is, the driving mechanism 3 can stably drive the brush body 21 to perform a floating motion through the first transmission member 41.

In some embodiments, as shown in fig. 2 and 3, the driven gear 46 extends toward the end surface of the brush body 21 to form a connecting shaft 48, and one of the two bushings 5 is sleeved outside the connecting shaft 48. The structure has good structural stability.

Specifically, as shown in fig. 2 and 3, a connecting shaft 48 is formed on the driven gear 46 of the first transmission member 41 located on the left side of the brush body 21, and the shaft sleeve 5 can be sleeved outside the connecting shaft 48 through a bearing, so that the shaft sleeve 5 can not rotate along with the driven gear 46, and can also drive the driven gear 46 to make a floating motion through the shaft sleeve 5 when the brush body 21 is lifted by a force.

In some embodiments, as shown in fig. 3 and 6, the second transmission member 42 includes a second positioning shaft 49 fixedly connected to the second end of the brush body 21, the other of the two bushings 5 is sleeved on the second positioning shaft 49, and the second end of the brush body 21 is mounted on the bracket 22 through the second positioning shaft 49 and the bushing 5. The transmission mode is stable, and the brush body 21 can move stably relative to the support 22.

The embodiment of the utility model provides a still provide a cleaning device, cleaning device includes foretell scrubbing brush device. The cleaning equipment adopting the floor brush device can enable the brush body 21 to do floating motion relative to the support 22 when encountering large-particle garbage through the floating assembly 6, so that the large-particle garbage can be sucked at intervals lifted up by the brush body 21 relative to the ground, the problem that the large-particle garbage is collided and flown by the brush body 21 is avoided, and the cleaning capability of the equipment is improved. Moreover, after the large-particle garbage is sucked, the brush body 21 can be reset to the position attached to the ground under the action of the gravity of the brush body, so that the operation and the use of a user are facilitated, and the use experience of the user is improved.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims (10)

1. A floor brush device, includes casing (1), its characterized in that still includes:

the rolling brush assembly (2) comprises a brush body (21) and a bracket (22) for erecting the brush body (21), wherein the bracket (22) is fixedly arranged on the machine shell (1);

the power assembly comprises a driving mechanism (3) and a transmission mechanism (4), the driving mechanism (3) drives the brush body (21) to rotate relative to the support (22) through the transmission mechanism (4), the transmission mechanism (4) is connected to the brush body (21), and a shaft sleeve (5) is sleeved on the transmission mechanism (4);

the floating assembly (6) comprises a sliding groove (61) and a sliding piece (62) which is arranged on the sliding groove (61) in a sliding mode, one of the sliding groove (61) and the sliding piece (62) is arranged on the shaft sleeve (5), the other sliding piece is arranged on the support (22), and when the brush body (21) is lifted under stress, the sliding piece (62) and the sliding groove (61) move relatively, so that the brush body (21) drives the transmission mechanism (4) and the shaft sleeve (5) to do floating movement relative to the support (22).

2. A floor brushing device according to claim 1, further comprising an elastic member (7), wherein one end of the elastic member (7) abuts against the sliding member (62) or the sliding groove (61), and the other end abuts against the bracket (22), and the elastic member (7) is used for applying an elastic force to the sliding member (62) or the sliding groove (61) to enable the brush body (21) to be attached to the ground.

3. A floor brush arrangement according to claim 1, wherein the transmission mechanism (4) comprises a first transmission member (41) and a second transmission member (42), the first transmission member (41) and the second transmission member (42) are respectively fixedly connected to opposite ends of the brush body (21), the shaft sleeves (5) and the brackets (22) are respectively arranged in two and one-to-one correspondence, the two shaft sleeves (5) are respectively sleeved on the first transmission member (41) and the second transmission member (42), and the sliding grooves (61) and the sliding members (62) are respectively arranged on the corresponding brackets (22) and shaft sleeves (5).

4. A floor brush assembly according to claim 3, further comprising a balance bar (8) disposed on the housing (1), wherein two ends of the balance bar (8) respectively abut against the two bushings (5) to balance the heights of the two opposite ends of the brush body (21).

5. A floor brush device according to claim 4, characterized in that the balance bar (8) comprises a cross bar (81) and pressing bars (82) connected to two opposite ends of the cross bar (81), the pressing bars (82) extend along a length direction perpendicular to the cross bar (81) and are bent outwards to form bending parts, and the bending parts are pressed against the shaft sleeve (5).

6. A floor brush device according to claim 2, characterized in that the slide groove (61) is formed on the bracket (22), the slide member (62) is formed on the outer wall of the bushing (5), and the outer wall of the bushing (5) is formed with a convex pillar (51), the elastic member (7) is sleeved outside the convex pillar (51) to act on the slide member (62) through the bushing (5).

7. A floor brush arrangement according to claim 3, characterized in that the first transmission member (41) comprises a first positioning shaft (43) and a gear transmission member (44) connected to the driving mechanism (3), the gear transmission member (44) comprises a driving gear (45), a driven gear (46) and a gear belt (47) for driving and connecting the driving gear (45) and the driven gear (46), the driving gear (45) is connected to the driving mechanism (3), the driven gear (46) is connected to the first end of the brush body (21) through the first positioning shaft (43), and the driven gear (46) is capable of floating movement relative to the driving gear (45) under the driving of the brush body (21).

8. A floor brush arrangement according to claim 7, characterized in that the driven gear (46) extends towards the end face of the brush body (21) to form a connecting shaft (48), and one of the two bushings (5) is arranged outside the connecting shaft (48).

9. A floor brush arrangement according to claim 8, characterized in that the second transmission member (42) comprises a second positioning shaft (49) fixedly connected to the second end of the brush body (21), the other of the two bushings (5) being arranged around the second positioning shaft (49), and the second end of the brush body (21) being arranged on the carrier (22) via the second positioning shaft (49) and the bushing (5).

10. A cleaning device, comprising a floor brush arrangement according to any one of claims 1-9.

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