CN114403742A

CN114403742A - Cleaning equipment

Info

Publication number: CN114403742A
Application number: CN202210136610.9A
Authority: CN
Inventors: 马卫宏
Original assignee: SUZHOU HOWELL ELECTRIC APPLIANCES CO Ltd
Current assignee: SUZHOU HOWELL ELECTRIC APPLIANCES CO Ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-04-29

Abstract

A cleaning device comprising a device housing, a roller brush, the roller brush comprising: a roller brush body rotatable about its axis relative to the apparatus housing; the cutting mechanism arranged on the rolling brush main body comprises a first cutter, a second cutter and a transmission assembly, wherein the first cutter and the second cutter extend along the axial direction of the rolling brush main body, the transmission assembly is used for driving the cutters to move, and at least one of the two cutters can move along the axial direction of the rolling brush main body relative to the rolling brush main body so as to perform cutting action. The transmission assembly comprises a driven part connected with the cutter and a driving part which is matched with the driven part, at least one end of the driving part extends out of the rolling brush main body and forms a matching end, and the driving part moves to drive the driven part to move so as to drive the cutter to move; the cleaning equipment also comprises a control assembly which is arranged on the equipment shell and can be matched with the matching end of the active part to control the movement of the active part. The invention can cut hair while cleaning, and can quickly remove winding; the motor is avoided to simplify the structure of the equipment, and the production cost is low; the cutting action can be automatically selected, and the abrasion of the cutter is avoided.

Description

Cleaning equipment

Technical Field

The invention belongs to the technical field of cleaning tools, and particularly relates to cleaning equipment.

Background

The equipment that dust catcher, robot, sweep and drag all-in-one and be used for cleaning ground need set up cleaning device in the bottom and clean among the daily life, is provided with the round brush on the cleaning device in order to scrape treat clean department surface, and the round brush twines the isoplanatic or filiform thing of hair on self easily when cleaning, very influences clean effect, if do not clear to continue to use and still probably make the round brush resistance increase, leads to the motor to damage. Establish shearing mechanism or manual work through setting up in addition among the prior art and cut, the manual work is cuted and is used inconveniently to waste time, the shearing mechanism structure of establishing in addition is complicated, and manufacturing cost increases, is unfavorable for maintaining. Particularly, in the prior art, the shearing device is controlled by a motor, so that the structure of the rolling brush and the shearing device is complex and bloated, the production difficulty is increased, and the shearing device is easy to damage. Some shearing devices adopt a blade to shear, but once the cleaning equipment works, the shearing device can continuously work, the abrasion of the blade is increased, the service life is shortened, and the rotating cleaning effect of the rolling brush can be weakened.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

An object of the present invention is to provide a cleaning device which can cut hairs and the like on a roll brush.

In order to achieve the purpose, the invention adopts the technical scheme that:

a cleaning apparatus comprising an apparatus housing, a roll brush disposed on the apparatus housing, the roll brush comprising:

a rolling brush main body: the rolling brush main body can rotate around the axis of the rolling brush main body relative to the equipment shell;

the cutting mechanism comprises: the cutting mechanism is arranged on the roller brush main body and comprises a first cutter and a second cutter which extend along the axial direction of the roller brush main body and a transmission assembly, at least one of the first cutter and the second cutter can move along the axial direction of the roller brush main body relative to the roller brush main body so as to perform cutting action, and the transmission assembly is used for driving the first cutter and/or the second cutter to move;

the transmission assembly comprises a driven part and a driving part, the driven part is arranged in the rolling brush body and is connected with the first cutter and/or the second cutter, the driving part penetrates into the rolling brush body and is matched with the driven part, at least one end of the driving part extends out of the rolling brush body to form a matching end, and the driving part moves to drive the driven part to move so that the first cutter and/or the second cutter move;

the cleaning equipment further comprises a control assembly, wherein the control assembly is arranged on the equipment shell and can be matched with the matching end of the active part to control the movement of the active part.

Preferably, the control component is matched with the driving component to drive the driving component to move in a first direction, the first direction is perpendicular to the axial direction of the rolling brush main body,

the driving part can drive the driven part to move in a second direction, and the second direction is perpendicular to the first direction.

Preferably, the driving part is provided with a driving guide surface, the driven part is provided with a driven guide surface, and the driving part drives the driven part to move through the matching of the driving guide surface and the driven guide surface.

Further preferably, the driving guide surface and the driven guide surface are both inclined surfaces, and the driving guide surface and the driven guide surface are in sliding fit.

Further preferably, a groove is formed in the driving part, and the driving guide surface is formed on the groove.

Preferably, the transmission assembly further comprises a resetting piece, the resetting piece is matched with the driven piece, and the resetting piece drives the driven piece to reset so that the first cutter and/or the second cutter are reset.

Further preferably, the restoring member includes an elastic member disposed between the driven member and the roller brush body.

Preferably, the rolling brush comprises a first working state and a second working state, and when the rolling brush is in the first working state, the rolling brush body rotates and the first cutter and the second cutter perform cutting action; when the rolling brush is in the second working state, only the rolling brush main body rotates.

Preferably, the control assembly comprises a pressing member connected to the device housing, the pressing member having a first position and a second position,

when the rolling brush body rotates, if the pressing piece is at the first position, the pressing piece can be contacted with the matching end of the driving piece to push the driving piece to move in the rotation process of the rolling brush body; if the pressing piece is at the second position, the pressing piece is not contacted with the matching end of the active piece in the rotating process of the rolling brush main body.

Further preferably, the control assembly further includes a pressing elastic member that gives an elastic force tending to the second position to the pressing member.

Preferably, the first cutter and the second cutter can move relative to the roller brush body along the axial direction of the roller brush body so as to perform a cutting action;

the cutting edges of the first cutter and the second cutter are distributed along the axial direction of the first cutter and the second cutter.

Further preferably, the moving directions of the first cutter and the second cutter are opposite.

Further preferably, the cutting edges of the first cutter and the second cutter are saw-toothed or wavy.

Further preferably, the driven member comprises a first driven member and a second driven member, the first driven member is connected with the first cutter, and the second driven member is connected with the second cutter;

the first driven piece and the second driven piece are respectively positioned on two opposite sides of the driving piece.

Preferably, the first cutter and the second cutter are arranged in the roller brush body, the roller brush body is provided with an opening part for exposing the first cutter and the second cutter, a protection part is arranged at the position of the opening part, and the cutting edges of the first cutter and the second cutter are positioned in the protection part.

Preferably, both ends of the active member extend out of the roller brush body and form a mating end.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:

according to the invention, the cutting mechanism is arranged on the rolling brush body, so that the hair can be cut off while being cleaned, the hair is cut short along the axial direction of the rolling brush body, the winding is rapidly removed, and the service life and the cleaning capability are improved; the two cutters move relatively through the driving part, so that a motor is avoided to simplify the structure of the equipment, and the production cost is low; and whether can select by oneself and cut the action, avoid cutter wearing and tearing, promote work efficiency.

Drawings

FIG. 1 is a perspective view of the roll brush of this embodiment with bristles;

FIG. 2 is an exploded view of the roller brush structure in this embodiment;

FIG. 3 is a schematic cross-sectional view of the roll brush when the driving member is pushed by the pressing member (the cutter is not shown) in the present embodiment;

FIG. 4 is a schematic cross-sectional view of the roll brush of the present embodiment when the driving member is not pushed by the pressing member (the cutter is not shown);

FIG. 5 is a schematic view of the cutting mechanism in this embodiment when the driving member is pushed by the pressing member;

FIG. 6 is a schematic view of the cutting mechanism in this embodiment when the driving member is not pushed by the pressing member;

FIG. 7 is a schematic cross-sectional view of the cleaning apparatus with the control assembly in the first position and the driving member pushed;

figure 8 is a schematic cross-sectional view of the cleaning apparatus in this embodiment with the control assembly in a second position.

In the above drawings:

1. an equipment housing;

2. rolling and brushing; 21. brushing;

31. a roll brush body; 311. a mouth; 312. a protective part; 313. a gap; 314. a hole; 32. an end cap;

41. a first cutter; 42. a second cutter;

51. a first driven member; 511. a third guide surface; 52. a second driven member; 521. a fourth guide surface; 53. a driving member; 531. a first guide surface; 532. a second guide surface; 533. a first groove; 534. a second groove; 54. a first elastic member; 55. a second elastic member;

61. a pressing member; 62. the elastic member is pressed.

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.

As shown in fig. 1, 2, 7 and 8, the cleaning device comprises a device housing 1, a rolling brush 2 arranged on the device housing 1 and a control component arranged on the device housing 1, wherein the rolling brush 2 can cut off filiform and threadlike objects such as hairs wound on the rolling brush 2, the cleaning device can work normally, the service life is prolonged, and the control component can control the rolling brush 2 to realize cutting action of cutting off the hairs.

As shown in fig. 1 to 4, the roll brush 2 includes a roll brush main body 31, the roll brush main body 31 being provided with brush bristles 21 for cleaning the floor, and a cutting mechanism for cutting off threads, filaments, and the like wound around the roll brush main body 31, particularly around the brush bristles 21. The rolling brush 2 comprises a first working state and a second working state, and when the rolling brush 2 is in the first working state, the cutting mechanism can perform cutting action while the rolling brush main body 31 rotates; when the rolling brush 2 is in the second working state, only the rolling brush main body 31 rotates, the cutting mechanism does not cut, and the cutter is prevented from being worn. The rolling brush 2 may be configured such that the cutting mechanism performs cutting when the rolling brush body 31 does not rotate.

Both ends of the rolling brush main body 31 are rotatably connected to the apparatus casing 1 through the end caps 32, the rolling brush main body 31 is rotatable about its axis with respect to the apparatus casing 1, and the brush bristles 21 are distributed in the axial direction of the rolling brush main body 31.

The cutting mechanism is arranged on the rolling brush main body 31 and comprises a first cutter 41, a second cutter 42 and a transmission assembly. The control component controls the action of the transmission component, the first cutter 41 and the second cutter 42 may both cooperate with the transmission component and perform a cutting action under the driving of the action, or one of the cutters cooperates with the transmission component and moves relative to the other cutter under the driving of the action to perform a cutting action, in the following description of this embodiment, the first cutter 41 and the second cutter 42 may both move, and the movement of one cutter can be realized by disconnecting one of the cutters from the transmission component.

As shown in fig. 3 to 6, the first cutter 41 and the second cutter 42 each extend axially along the roller brush body 31, and the first cutter 41 and the second cutter 42 each move axially relative to the roller brush body 31, and when moving, the moving directions of the first cutter 41 and the second cutter 42 are opposite to each other so as to perform a cutting action of the cutting mechanism. The cutting edges of the first and

second cutters

41, 42 are distributed along the axial direction thereof, and specifically, the cutting edges of the first and

second cutters

41, 42 cooperate to perform a cutting action during the movement of the two cutters. The blades of the first cutter 41 and the second cutter 42 are in a sawtooth shape or a wavy shape, and the blades of the first cutter 41 and the second cutter 42 move in opposite directions, so that the blades of the first cutter 41 and the second cutter 42 are rapidly staggered to realize a cutting action. In order to prolong the service life of the cutter and avoid the cutter from damaging a user, the first cutter 41 and the second cutter 42 are arranged in the roller brush main body 31, the roller brush main body 31 is provided with a mouth part 311 for exposing the first cutter 41 and the second cutter 42, the blade edges of the first cutter 41 and the second cutter 42 are exposed out of the surface of the roller brush main body 31 from the mouth part 311, a protective part 312 is arranged at the position of the mouth 311, the blades of the first and

second cutters

41, 42 are located in the protective part 312, the protective part 312 is arranged perpendicular to the extending direction of the blades of the first and

second cutters

41, 42, the protective parts 312 are arranged in plurality and distributed along the extending direction of the blades, gaps 313 are arranged between adjacent protective cloths, hairs and the like can fall on the blades of the first and

second cutters

41, 42 from the gaps 313 between the adjacent protective parts 312, and the serrated or wavy blades of the first and

second cutters

41, 42 are cut off at the gaps 313 in a staggered manner. The first cutters 41 and the second cutters 42 may be provided in multiple sets, and the cutting edges of each set of cutters are staggered to perform cutting.

The transmission assembly is used for driving the first cutter 41 and the second cutter 42 to move under the control of the control assembly, and comprises a driven part, a driving part 53 and a resetting part. Wherein the follower comprises a first follower 51 and a second follower 52.

The first driven member 51 is movably disposed in the roller brush body 31 and connected to the first cutter 41, the second driven member 52 is movably disposed in the roller brush body 31 and connected to the second cutter 42, the driving member 53 is movably disposed and at least partially inserted into the roller brush body 31, and the first driven member 51 and the second driven member 52 are respectively disposed at two opposite sides of the driving member 53. The driving element 53 is matched with the first driven element 51 and the second driven element 52, and the driving element 53 moves to drive the first driven element 51 and the second driven element 52 to move so as to move the first cutter 41 and the second cutter 42. Specifically, the driving member 53 cooperates with the control assembly, the driving member 53 moves under the action of the control assembly, the control assembly cooperates with the driving member 53 to drive the driving member 53 to move in a first direction, the first direction is perpendicular to the axial direction of the roller brush body 31, the driving member 53 drives the first driven member 51 and the second driven member 52 to move in a second direction, the second direction is perpendicular to the first direction, particularly, the driving member 53 drives the first driven member 51 and the second driven member 52 to move when moving, and the first driven member 51 and the second driven member 52 both move in a direction away from the driving member 53 under the action of the driving member 53. The rolling brush body 31 has a hole 314 formed therein for the first driven member 51, the second driven member 52, and the driving member 53 to move, and the first driven member 51, the second driven member 52, and the driving member 53 move under the restriction of the hole 314. In the embodiment, the first driven member 51 and the second driven member 52 move on the axis of the roller brush body 31, the driving member 53 moves along the radial direction of the roller brush body 31, the first cutter 41 and the second cutter 42 are provided with two sets, the two sets of cutters are arranged oppositely, and the planes of the two sets of cutters are perpendicular to the first direction.

The driving part 53 is provided with a driving guide surface, the driving guide surface comprises a first guide surface 531 and a second guide surface 532, the driven part is provided with a driven guide surface matched with the driving guide surface, the driven guide surface comprises a third guide surface 511 arranged on the first driven part 51 and a fourth guide surface 521 arranged on the second driven part 52, the driving part 53 is matched with the third guide surface 511 through the first guide surface 531 to drive the first driven part 51 to move, and the driving part 53 is matched with the fourth guide surface 521 through the second guide surface 532 to drive the second driven part 52 to move. The first guide surface 531, the second guide surface 532, the third guide surface 511 and the fourth guide surface 521 are inclined surfaces, the first guide surface 531 and the third guide surface 511 are in sliding fit, the second guide surface 532 and the fourth guide surface 521 are in sliding fit, and when the driving member 53 slides, pushing force is formed between the driving member 53 and the first driven member 51 and between the driving member 53 and the second driven member 52, so that the driving member is pushed. In particular, the first guiding surface 531, the second guiding surface 532, the third guiding surface 511 and the fourth guiding surface 521 may also adopt other structural forms, such as an arc surface, a right-angle surface and the like. The driving member 53 is provided with a groove for forming a driving guide surface, the groove includes a first groove 533 and a second groove 534, the first groove 533 is provided with a first guide surface 531, the second groove 534 is provided with a second guide surface 532, one end of the first driven member 51 extends into the first groove 533 to be matched with the driving member 53, one end of the first driven member 51 is provided with a third guide surface 511, one end of the second driven member 52 extends into the second groove 534 to be matched with the driving member 53, and one end of the second driven member 52 is provided with a fourth guide surface 521.

The reset element is respectively matched with the first driven element 51 and the second driven element 52, the reset element drives the first driven element 51 and the second driven element 52 to reset so as to reset the first cutter 41 and the second cutter 42, and simultaneously, when the first driven element 51 and the second driven element 52 reset, the first guide surface 531 is matched with the third guide surface 511, and the second guide surface 532 is matched with the fourth guide surface 521 to reversely push the driving element 53 to reset. The first driven part 51 and the second driven part 52 can be pushed forwards by the driving part 53, the first driven part 51 and the second driven part 52 can be pushed backwards by the resetting part, so that the first cutter 41 and the second cutter 42 can move in a reciprocating manner, the cutting edge of the cutter can be further arranged, and cutting can be formed when the cutter moves forwards and backwards. The reset piece comprises a first elastic piece 54 and a second elastic piece 55, the first elastic piece 54 is arranged between the first driven piece 51 and the rolling brush main body 31, the second elastic piece 55 is arranged between the second driven piece 52 and the rolling brush 2, in the embodiment, the first elastic piece 54 and the second elastic piece 55 are springs and are respectively arranged in the holes 314 where the first driven piece 51 and the second driven piece 52 are located, one end of the first elastic piece 54 is fixed relative to the rolling brush main body 31, the other end of the first elastic piece can be connected or abutted to the other end of the first driven piece 51, one end of the second elastic piece 55 is fixed relative to the rolling brush main body 31, and the other end of the second elastic piece 55 can be connected or abutted to the other end of the second driven piece 52.

As shown in fig. 7-8, the control assembly can cooperate with the transmission assembly to control the switching of the working state of the rolling brush 2. The control assembly comprises a pressing piece 61 and a pressing elastic piece 62. The pressing member 61 is connected to the apparatus housing 1, and the pressing member 61 has a first position and a second position, and the pressing member 61 is closer to the roller brush body 31 than the second position at the first position, and in this embodiment, the pressing member 61 switches the first position and the second position by rotating, and may also be moved. A pressing elastic member 62 is provided between the pressing member 61 and the apparatus casing 1, the pressing elastic member 62 gives an elastic force tending to the second position to the pressing member 61, and the pressing elastic member 62 employs a spring. The pressing member 61 is switched from the second position to the first position by an external force, and is returned from the first position to the second position by an elastic force of the pressing elastic member 62 after the external force is removed.

The driving member 53 is inserted into the roller brush body 31 and has at least one end exposed from the surface of the roller brush body 31 to form a mating end. When the rolling brush main body 31 rotates, and the pressing piece 61 is at the first position, the rolling brush 2 is in the first working state, and at this time, during the rotation of the rolling brush main body 31, the pressing piece 61 can contact with the matching end of the driving piece 53 to push the driving piece 53 to move, so that the cutting action of the cutting mechanism is realized; when the roller brush 2 is in the second working state, the pressing piece 61 is not in contact with the engaging end of the active piece 53 during the rotation of the roller brush main body 31, and the normal rotation of the roller brush main body 31 is not affected. Meanwhile, if the roller brush body 31 is rotated to the set angle and is kept stationary, the cutting operation of the roller brush 2 may be realized by switching the pressing piece 61 between the first position and the second position. When both ends of the active piece 53 form the mating end, the rolling brush 2 can perform a cutting action once per half rotation.

The working principle of the present embodiment is specifically described as follows:

as shown in fig. 1, 2, 7, and 8, the cleaning apparatus is started to rotate the roller brush body 31 normally, the pressing member 61 is pressed, the pressing member 61 is switched to the first position, at this time, the roller brush 2 enters the first working state, when the roller brush body 31 rotates to a set angle, the driving member 53 contacts with the pressing member 61 and is pressed by the pressing member 61, the driving member 53 moves to drive the first driven member 51 and the second driven member 52 to move, so that the first cutter 41 and the second cutter 42 move to perform a cutting operation, when the roller brush body 31 rotates away from the set position, the first elastic member 54 and the second elastic member 55 push the first driven member 51 and the second driven member 52 and the first cutter 41 and the second cutter 42 connected thereto to reset by using an elastic force, and drive the driving member 53 to reset, and the roller brush body 31 continues to rotate, so that the cutting mechanism circularly performs the above operations. If the cutting mechanism is not needed to cut, the pressing force on the pressing piece 61 is removed, the pressing piece 61 is switched to the second position under the action of the elastic force of the pressing elastic piece 62, at the moment, the rolling brush 2 enters the second working state, the rolling brush main body 31 normally rotates to clean the ground, and the cutting mechanism does not perform cutting action.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A cleaning device comprising a device housing (1), a roll brush (2) provided on the device housing (1), characterized in that: the roll brush (2) comprises:

roller brush body (31): the roller brush body (31) can rotate around the axis thereof relative to the equipment shell (1);

the cutting mechanism comprises: the cutting mechanism is arranged on the rolling brush main body (31), the cutting mechanism comprises a first cutter (41) and a second cutter (42) which extend along the axial direction of the rolling brush main body (31), and a transmission assembly, at least one of the first cutter (41) and the second cutter (42) can move along the axial direction of the rolling brush main body (31) so as to perform cutting action, and the transmission assembly is used for driving the first cutter (41) and/or the second cutter (42) to move;

the transmission assembly comprises a driven part and a driving part (53), the driven part is arranged in the rolling brush main body (31) and is connected with the first cutter (41) and/or the second cutter (42), the driving part (53) penetrates into the rolling brush main body (31) and is matched with the driven part, at least one end of the driving part (53) extends out of the rolling brush main body (31) to form a matching end, and the driving part (53) moves to drive the driven part to move so that the first cutter (41) and/or the second cutter (42) move;

the cleaning equipment further comprises a control assembly, wherein the control assembly is arranged on the equipment shell (1) and can be matched with the matching end of the active part (53) to control the movement of the active part (53).

2. The cleaning apparatus of claim 1, wherein: the control component is matched with the driving piece (53) to drive the driving piece to move in a first direction, the first direction is perpendicular to the axial direction of the rolling brush main body (31),

the driving part (53) can drive the driven part to move in a second direction, and the second direction is perpendicular to the first direction.

3. The cleaning apparatus of claim 1, wherein: the driving part (53) is provided with a driving guide surface, the driven part is provided with a driven guide surface, and the driving part (53) drives the driven part to move through the matching of the driving guide surface and the driven guide surface.

4. The cleaning apparatus of claim 1, wherein: the transmission assembly further comprises a resetting piece, the resetting piece is matched with the driven piece, and the resetting piece drives the driven piece to reset so that the first cutter (41) and/or the second cutter (42) are reset.

5. The cleaning apparatus of claim 4, wherein: the reset piece comprises an elastic piece, and the elastic piece is arranged between the driven piece and the rolling brush main body (31).

6. The cleaning apparatus of claim 1, wherein: the rolling brush (2) comprises a first working state and a second working state, and when the rolling brush (2) is in the first working state, the rolling brush main body (31) rotates and the first cutter (41) and the second cutter (42) perform cutting action; when the rolling brush (2) is in the second working state, only the rolling brush main body (31) rotates.

7. The cleaning apparatus according to claim 1 or 6, wherein: the control assembly comprises a pressing piece (61), the pressing piece (61) is connected to the equipment shell (1), the pressing piece (61) is provided with a first position and a second position,

when the rolling brush main body (31) rotates, if the pressing piece (61) is at the first position, the pressing piece (61) can be contacted with the matching end of the active piece (53) to push the active piece (53) to move in the rotation process of the rolling brush main body (31); if the pressing piece (61) is at the second position, the pressing piece (61) is not contacted with the matching end of the active piece (53) during the rotation of the rolling brush main body (31).

8. The cleaning apparatus of claim 1, wherein: the first cutter (41) and the second cutter (42) can move along the axial direction of the roller brush body (31) relative to the roller brush body so as to perform cutting action;

the cutting edges of the first cutter (41) and the second cutter (42) are distributed along the axial direction of the cutters.

9. The cleaning apparatus of claim 1, 2 or 8, wherein: the driven parts comprise a first driven part (51) and a second driven part (52), the first driven part (51) is connected with the first cutter (41), and the second driven part (52) is connected with the second cutter (42);

the first driven part (51) and the second driven part (52) are respectively positioned at two opposite sides of the driving part (53).

10. The cleaning apparatus of claim 1, wherein: the first cutter (41) and the second cutter (42) are arranged in the rolling brush main body (31), an opening part (311) for exposing the first cutter (41) and the second cutter (42) is formed in the rolling brush main body (31), a protective part (312) is arranged at the position of the opening part (311), and cutting edges of the first cutter (41) and the second cutter (42) are located in the protective part (312).