CN211022465U

CN211022465U - Floor sweeping robot

Info

Publication number: CN211022465U
Application number: CN201920870642.5U
Authority: CN
Inventors: 贾朝川; 杨婷; 符茂胜; 何富贵; 左旭坤; 毛德梅
Original assignee: West Anhui University
Current assignee: Anhui Meiyi Decoration Material Co ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-07-17
Anticipated expiration: 2029-06-11

Abstract

The utility model relates to a robot equipment technical field discloses a robot of sweeping floor. The cleaning mechanism comprises a first mounting cavity, a stand column is arranged in the first mounting cavity, and a groove is formed in the lower side wall of the second mounting cavity; a supporting plate is arranged between the stand columns, a through hole is formed in the supporting plate, a rotating groove is formed in the side wall of the through hole, a servo motor is arranged on the supporting plate, a first bevel gear is arranged on the servo motor, and the supporting plate is connected with a first air cylinder; the through hole department is equipped with and rotates a section of thick bamboo, is equipped with the swivel becket on the lateral wall that rotates a section of thick bamboo, and the up end that rotates a section of thick bamboo is equipped with the second bevel gear who meshes with first bevel gear mutually, and the department that just is located the bottom on the side that rotates a section of thick bamboo is equipped with a plurality of hinge grooves, and the hinge inslot articulates there is the connecting rod, is connected with the brush on the tip of connecting rod. Through the setting of actuating mechanism and cleaning mechanism for the brush can be received in this internally of robot, avoids cleaning the moist absorption debris on leading to the brush in ground.

Description

Floor sweeping robot

Technical Field

The invention relates to the technical field of robot equipment, in particular to a sweeping robot.

Background

The floor sweeping robot is also called an automatic cleaner, intelligent dust collection, a robot dust collector and the like, is one of intelligent household appliances, and can automatically complete floor cleaning work in a room by means of certain artificial intelligence. Generally, the floor cleaning machine adopts a brushing and vacuum mode, and firstly absorbs the impurities on the floor into the garbage storage box, so that the function of cleaning the floor is achieved.

Most of the existing sweeping robots are positioned by utilizing visible light, and sundries on the ground are sucked into self garbage containing boxes in a sweeping and sucking mode. Most of the existing sweeping robots are only provided with a brush or a roller, and only can brush or wipe the ground, when the ground to be swept is wet, the ground is difficult to be swept and sucked clean by the brush, and meanwhile, impurities are easily adsorbed on the brush when the ground is swept and wetted by the brush; when the ground is dry, dust is easily raised during brushing by the brush, and the indoor air quality is reduced.

Disclosure of Invention

The invention provides a sweeping robot, aiming at the defects that sundries are easily adsorbed on a brush when the brush is used for sweeping wet ground and dust is easily raised when the brush is used for sweeping dry ground in the prior art.

In order to solve the above technical problems, the present invention is solved by the following technical solutions.

A sweeping robot comprises a robot body, wherein the robot body comprises a driving mechanism and a sweeping mechanism, and the driving mechanism comprises a driving wheel and a steering wheel which are positioned at the lower end part of the robot body and driven by a motor; the cleaning mechanism comprises first mounting cavities which are symmetrically arranged and have openings facing the lower end of the robot body, the top walls of the first mounting cavities are communicated through second mounting cavities, stand columns are arranged in the first mounting cavities along the extending direction of the first mounting cavities, and grooves are formed in the lower side walls of the second mounting cavities; a supporting plate positioned in the second mounting cavity is arranged between the stand columns, a through hole is formed in the supporting plate, the stand columns penetrate through the through hole, a rotating groove which is coaxial with the through hole is formed in the side wall of the through hole, a servo motor is arranged on the upper plate surface of the supporting plate, a first bevel gear is arranged on a rotating shaft of the servo motor, and the lower plate surface of the supporting plate is connected with a first air cylinder positioned in the groove; a cylindrical rotating cylinder is rotatably arranged at the through hole, the stand column penetrates through the rotating cylinder, a rotating ring which can be positioned in a rotating groove is arranged on the outer side wall of the rotating cylinder, a second bevel gear which is annular and meshed with the first bevel gear is arranged on the upper end face of the rotating cylinder, a plurality of hinge grooves are formed in the side face of the rotating cylinder and positioned at the bottom end of the rotating cylinder, the hinge grooves are uniformly distributed in the circumferential direction of the rotating cylinder, connecting rods are hinged in the hinge grooves, and brushes for brushing and sweeping dust are connected to the end parts of the connecting rods; the cleaning mechanism also comprises a dust suction port which is positioned at the lower end of the robot body and used for absorbing dust swept by the brush.

Through the arrangement of the driving mechanism, the driving mechanism can drive the robot body to move, so that the ground can be automatically cleaned, wherein the driving wheel and the steering wheel are arranged, so that the driving wheel can drive the robot body to move, and the steering wheel can steer the robot body; through the arrangement of the cleaning mechanism, the robot body can clean dust on the ground; the servo motor, the first bevel gear, the rotating cylinder and the second bevel gear are arranged, so that the servo motor rotates to drive the first bevel gear to rotate, and further the rotating cylinder is driven to rotate; the arrangement of the hinge groove and the connecting rod enables the connecting rod to be hinged in the hinge groove, and further enables the connecting rod to be installed on the rotating cylinder, so that the rotating cylinder rotates to drive the connecting rod to rotate, and the brush can sweep on the ground; the rotating cylinder can rotate while being arranged on the supporting plate through the matching of the rotating ring and the rotating groove, and when the first air cylinder drives the supporting plate to move upwards, the rotating cylinder moves upwards to drive the connecting rod to ascend, so that the brush can be collected in the robot body, and the brush of the sweeping robot cannot adsorb impurities when the ground is wet; when the first air cylinder drives the supporting plate to move downwards, the servo motor is rotated by the manual position of the connecting rod to drive the brush to brush the ground. Through the technical scheme, the brush of the sweeping robot can sweep dust on the ground, and meanwhile, the brush can be collected in the robot body, so that the situation that impurities are adsorbed on the brush due to the fact that the ground is swept to be wet is avoided.

Preferably, the bottom end of the upright post is provided with a circular spraying block, a water mist channel is arranged in the upright post, a cavity communicated with the water mist channel is arranged in the spraying block, the side wall of the cavity is provided with a mist outlet, the upper side surface of the spraying block is provided with a first sliding chute which is T-shaped in cross section and is coaxial with the upright post, the first sliding chute is provided with a circular sliding ring in a sliding manner, the bottom end of the sliding ring is provided with a sliding rail matched with the first sliding chute, the sliding ring is provided with a spring mounting hole corresponding to the hinge groove, and a first spring connected with a corresponding connecting rod is mounted in the spring mounting hole; an atomizing device which is used for atomizing water and is communicated with the water mist channel is arranged in the robot body.

According to the invention, through the arrangement of the atomizing device, the water mist channel, the mist spraying block and the mist outlet hole, the atomizing device can atomize water, and the water mist is injected into the mist spraying block through the water mist channel and then discharged from the mist outlet hole, so that the dry cleaning ground is moistened, and the generation of dust during brush cleaning by the brush is reduced; through the arrangement of the first sliding groove, the sliding ring and the sliding rail, the sliding rail is positioned in the first sliding groove, so that the sliding ring can rotate along the first sliding groove, and meanwhile, the sliding ring cannot be separated from the spraying block; wherein, the setting of spring mounting hole and first spring for first spring provides elasticity and makes the connecting rod to the opening part circumferential direction of first installation cavity, thereby the connecting rod struts around to first installation cavity opening part automatically when making first cylinder descend, need not manually to put, and simultaneously, the servo motor of being convenient for rotates and drives the brush and rotate and clean.

As preferred, the robot body still inhales the mechanism including the brush, and the mechanism is inhaled to the brush includes that the opening is towards the third installation cavity of robot body lower extreme, fixedly on the roof of third installation cavity being equipped with the second cylinder, is connected with the articulated elements on the push rod of second cylinder, and articulated on the articulated elements have the cylinder, and the outside cover of cylinder is equipped with the sponge layer.

According to the invention, the robot body can wipe the wet ground through the arrangement of the brushing and sucking mechanism; the second cylinder, the hinged piece and the roller are arranged, so that the second cylinder drives the hinged piece to lift, and further drives the roller to extend out of and retract into the robot body, and the roller is convenient to use; the sponge layer is arranged to absorb water on the ground, and the ground is wiped.

Preferably, the left side wall and the right side wall of the third installation cavity are symmetrically provided with fourth installation cavities with openings facing the third installation cavity, pushing blocks extending out of the fourth installation cavities are arranged in the fourth installation cavities through second springs, the end parts of the pushing blocks are connected with extrusion plates used for extruding the sponge layer, and the upper side surfaces of the pushing blocks are provided with first inclined surfaces; sliding blocks are arranged on the side wall of the third mounting cavity and above the fourth mounting cavity in a sliding manner along the moving direction of the roller, a second inclined plane used for being extruded with the first inclined plane to push the push block out of the fourth mounting cavity is arranged on the lower end face of each sliding block, and the upper end parts of the sliding blocks are hinged to one end of a connecting rod; the other end of the connecting rod is hinged to the push rod of the second air cylinder, and the middle of the connecting rod is hinged to the side wall of the third mounting cavity.

According to the invention, through the arrangement of the push block and the extrusion plate, the push block drives the extrusion plate to extrude the sponge layer on the roller, so that water absorbed by the sponge layer is discharged out of the sponge layer, and the sponge layer can conveniently wipe the wet ground repeatedly; through the arrangement of the connecting rod and the sliding block, when the push rod of the second cylinder moves upwards, the connecting rod is driven to move so as to drive the sliding block to move downwards, so that the second inclined surface on the sliding block extrudes the first inclined surface on the pushing block, and the pushing block pushes the extrusion plate to extrude and dewater the sponge layer on the roller which ascends along with the second cylinder; the second spring is arranged, so that when the push rod of the second air cylinder moves downwards, the second spring provides elastic force to pull the push block to retract into the fourth mounting cavity, the extrusion plate loosens extrusion on the roller, and the roller stretches out of the robot body to wipe the ground.

Preferably, a T-shaped second sliding groove is formed in the front side wall and the rear side wall of the third installation cavity along the moving direction of the roller, and a sliding block matched with the second sliding groove is arranged on the hinged piece.

According to the invention, through the arrangement of the second sliding groove and the sliding block, the sliding block slides in the second sliding groove to limit the moving direction of the hinged piece, so that the hinged piece is prevented from swinging in the third mounting cavity.

Preferably, the top end of the robot body is hinged with a cover plate.

According to the floor sweeping robot, the cover plate can be opened and closed through the cover plate, so that dust sucked into the robot body through the dust suction port can be conveniently discharged, and the floor sweeping robot can be conveniently used.

Preferably, the side wall of the robot body is provided with heat radiation holes.

According to the floor sweeping robot, the heat generated in the robot body can be dissipated through the arrangement of the heat dissipation holes, so that the service life of the floor sweeping robot is prolonged.

Drawings

Fig. 1 is a schematic view of a sweeping robot in embodiment 1;

fig. 2 is a bottom schematic view of the sweeping robot in embodiment 1;

FIG. 3 is a schematic view of a sweeping mechanism in embodiment 1;

FIG. 4 is a schematic view of a support plate in embodiment 1;

FIG. 5 is a schematic view of a rotary cylinder in embodiment 1;

FIG. 6 is a schematic view of a spray block in example 1;

FIG. 7 is a schematic view of a brush suction mechanism in embodiment 1;

fig. 8 is a schematic structural view of the hinge and the roller in embodiment 1.

The names of the parts indicated by the numerical references in the drawings are as follows: 100. a robot body; 101. a cleaning mechanism; 102. a drive mechanism; 103. heat dissipation holes; 104. a cover plate; 211. a drive wheel; 212. a steering wheel; 221. a connecting rod; 222. a brush; 231. a dust suction port; 241. a brushing and sucking mechanism; 311. a first mounting cavity; 312. a second mounting cavity; 313. a groove; 321. a column; 322. a water mist channel; 331. a support plate; 341. a rotating cylinder; 351. spraying blocks; 361. a servo motor; 362. a first bevel gear; 371. a first cylinder; 411. a through hole; 412. a rotating groove; 511. a rotating ring; 512. a hinge slot; 521. a second bevel gear; 611. a cavity; 612. a mist outlet; 613. a first chute; 621. a slip ring; 622. a slide rail; 623. a spring mounting hole; 711. a third mounting cavity; 712. a fourth mounting cavity; 721. a second cylinder; 731. a second spring; 741. a push block; 742. a first inclined plane; 751. a slider; 752. a second inclined plane; 761. a connecting rod; 771. an articulation member; 772. a drum; 773. a sponge layer; 811. a slide block.

Detailed Description

For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention and not limiting.

Example 1

As shown in fig. 1 to 8, the present embodiment provides a sweeping robot, which includes a robot body 100, the robot body 100 includes a driving mechanism 102 and a cleaning mechanism 101, the driving mechanism 102 includes a driving wheel 211 and a steering wheel 212 located at a lower end of the robot body 100 and driven by a motor; the cleaning mechanism 101 comprises first mounting cavities 311 which are symmetrically arranged and have openings facing the lower end of the robot body 100, the top walls of the first mounting cavities 311 are communicated through second mounting cavities 312, upright posts 321 are arranged in the first mounting cavities 311 along the extending direction of the first mounting cavities 311, and grooves 313 are formed in the lower side walls of the second mounting cavities 312; a supporting plate 331 positioned in the second mounting cavity 312 is arranged between the upright posts 321, a through hole 411 is arranged on the supporting plate 331, the upright posts 321 penetrate through the through hole 411, a rotating groove 412 coaxially arranged with the through hole 411 is arranged on the side wall of the through hole 411, a servo motor 361 is arranged on the upper plate surface of the supporting plate 331, a first bevel gear 362 is arranged on the rotating shaft of the servo motor 361, and the lower plate surface of the supporting plate 331 is connected with a first cylinder 371 positioned in the groove 313; a cylindrical rotating cylinder 341 is rotatably arranged at the through hole 411, the upright column 321 is arranged by penetrating through the rotating cylinder 341, a rotating ring 511 which can be positioned in a rotating groove 412 is arranged on the outer side wall of the rotating cylinder 341, a second bevel gear 521 which is annular and meshed with the first bevel gear 362 is arranged on the upper end surface of the rotating cylinder 341, a plurality of hinge grooves 512 are arranged on the side surface and the bottom end of the rotating cylinder 341, the hinge grooves 512 are uniformly distributed in the circumferential direction of the rotating cylinder 341, a connecting rod 221 is hinged in the hinge grooves 512, and a brush 222 for brushing dust is connected to the end part of the connecting rod 221; the cleaning mechanism 101 further includes a dust suction port 231 at a lower end of the robot body 100 for sucking dust swept up by the brush 222.

Through the arrangement of the driving mechanism 102 in this embodiment, the driving mechanism 102 can drive the robot body 100 to move, so as to automatically clean the ground, wherein the arrangement of the driving wheel 211 and the steering wheel 212 enables the driving wheel 211 to move the robot body 100 and the steering wheel 212 to steer the robot body 100; through the arrangement of the cleaning mechanism 101, the robot body 100 can clean dust on the ground; the servo motor 361, the first bevel gear 362, the rotating cylinder 341 and the second bevel gear 521 are arranged, so that the servo motor 361 rotates to drive the first bevel gear 362 to rotate, and further drive the rotating cylinder 341 to rotate; the arrangement of the hinge slot 512 and the connecting rod 221 enables the connecting rod 221 to be hinged in the hinge slot 512, so that the connecting rod 221 can be mounted on the rotating cylinder 341, and the rotating cylinder 341 rotates to drive the connecting rod 221 to rotate, thereby realizing the sweeping of the brush 222 on the ground; the upright column 321, the supporting plate 331, the through hole 411, the rotating groove 412, the rotating ring 511 and the first air cylinder 371 are arranged, the rotating cylinder 341 can be installed on the supporting plate 331 and can rotate at the same time through the matching of the rotating ring 511 and the rotating groove 412, when the first air cylinder 371 drives the supporting plate 331 to move upwards, the rotating cylinder 341 moves upwards to drive the connecting rod 221 to ascend, and further the brush 222 can be collected in the robot body 100, so that the brush 222 of the sweeping robot cannot adsorb impurities when the ground is wet; when the first cylinder 371 drives the supporting plate 331 to move downwards, the servo motor 361 can be driven to brush the floor by rotating the servo motor 361 when the connecting rod 221 is manually placed. Through the technical scheme, the brush 222 of the sweeping robot can sweep dust on the ground, and meanwhile, the brush 222 can be collected in the robot body 100, so that the situation that impurities are adsorbed on the brush 222 due to the fact that the swept ground is wet is avoided.

In this embodiment, a circular spraying block 351 is disposed at the bottom end of the upright post 321, a water mist channel 322 is disposed in the upright post 321, a cavity 611 communicated with the water mist channel 322 is disposed in the spraying block 351, a mist outlet hole 612 is disposed on a side wall of the cavity 611, a first sliding groove 613 which is T-shaped in cross section and is disposed coaxially with the upright post 321 is disposed on an upper side surface of the spraying block 351, a circular sliding ring 621 is slidably disposed at the first sliding groove 613, a sliding rail 622 which is matched with the first sliding groove 613 is disposed at the bottom end of the sliding ring 621, a spring mounting hole 623 corresponding to the hinge groove 512 is disposed on the sliding ring 621, and a first spring connected to the corresponding connecting rod 221 is mounted in the spring mounting hole; an atomizing device for atomizing water and communicating with the water mist channel 322 is provided in the robot body 100.

Through the arrangement of the atomizing device, the water mist channel 322, the atomizing block 351 and the mist outlet 612 in the embodiment, the atomizing device can atomize water, and the water mist is injected into the atomizing block 351 through the water mist channel 322 and then discharged from the mist outlet 612, so that the dry ground to be cleaned is wetted, and the generation of dust during brushing by the brush 222 is reduced; through the arrangement of the first sliding chute 613, the slip ring 621 and the sliding rail 622, the sliding rail 622 is located in the first sliding chute 613, so that the slip ring 621 can rotate along the first sliding chute 613, and meanwhile, the slip ring 621 cannot be separated from the spraying block 351; wherein, the setting of spring mounting hole 623 and first spring for first spring provides elasticity and makes connecting rod 221 to the opening part circumferential direction of first installation cavity 311, thereby connecting rod 221 struts around to the opening part of first installation cavity 311 voluntarily when making first cylinder 371 descend, need not manually to put, and simultaneously, the servo motor 361 of being convenient for rotates and drives brush 222 and rotate and clean.

In this embodiment, mechanism 241 is inhaled to robot 100 still including the brush, and mechanism 241 is inhaled to the brush includes that the opening is towards the third installation cavity 711 of robot 100 lower extreme, and the fixed second cylinder 721 that is equipped with on the roof of third installation cavity 711 is connected with articulated elements 771 on the push rod of second cylinder 721, articulated on articulated elements 771 have a cylinder 772, and the outside cover of cylinder 772 is equipped with sponge layer 773.

Through the arrangement of the brush suction mechanism 241 in the embodiment, the robot body 100 can wipe the wet ground; the second air cylinder 721, the hinge member 771 and the roller 772 are arranged, so that the second air cylinder 721 drives the hinge member 771 to ascend and descend, and further drives the roller 772 to extend out of and retract into the robot body 100, and the roller 772 is convenient to use; the sponge layer 773 is arranged to absorb water on the ground, so that the ground is wiped.

In this embodiment, the left and right side walls of the third installation cavity 711 are symmetrically provided with fourth installation cavities 712 having openings facing the third installation cavity 711, the fourth installation cavities 712 are internally provided with push blocks 741 extending out of the fourth installation cavities 712 through second springs 731, the end portions of the push blocks 741 are connected with extrusion plates 743 for extruding the sponge layers 773, and the upper side surfaces of the push blocks 741 are provided with first inclined surfaces 742; a sliding block 751 is arranged on the side wall of the third installation cavity 711 and above the fourth installation cavity 712 in a sliding manner along the moving direction of the roller 772, a second inclined surface 752 used for extruding the push block 741 out of the fourth installation cavity 712 with the first inclined surface 742 is arranged on the lower end surface of the sliding block 751, and the upper end part of the sliding block 751 is hinged to one end of a connecting rod 761; the other end of the connecting rod 761 is hinged to the push rod of the second cylinder 721, and the middle of the connecting rod 761 is hinged to the side wall of the third mounting chamber 711.

Through the arrangement of the pushing block 741 and the squeezing plate 743 in this embodiment, the pushing block 741 drives the squeezing plate 743 to squeeze the sponge layer 773 on the roller 772, so that water absorbed by the sponge layer 773 is discharged out of the sponge layer 773, and the sponge layer 773 can wipe the wet ground repeatedly; through the arrangement of the connecting rod 761 and the sliding block 751, when the push rod of the second air cylinder 721 moves upwards, the connecting rod 761 is driven to move so as to drive the sliding block 751 to move downwards, so that the second inclined plane 752 on the sliding block 751 presses the first inclined plane 742 on the push block 741, and the push block 741 pushes the extrusion plate 743 to extrude and dewater the sponge layer 773 on the roller 772 ascending along with the second air cylinder 721; the second spring 731 is arranged such that when the push rod of the second air cylinder 721 moves downwards, the second spring 731 provides an elastic force to pull the push block 741 to retract into the fourth installation cavity 712, the squeeze plate 743 releases the squeeze of the roller 772, and the roller 772 protrudes out of the robot body 100 to wipe the ground.

In this embodiment, a T-shaped second sliding groove is disposed on the front and rear side walls of the third mounting cavity 711 along the moving direction of the roller 772, and a sliding block 811 engaged with the second sliding groove is disposed on the hinge 771.

Through the arrangement of the second sliding groove and the slider 811 in the present embodiment, the slider 811 slides in the second sliding groove to limit the moving direction of the hinge 771, thereby preventing the hinge 771 from wobbling in the third mounting cavity 711.

In this embodiment, a cover plate 104 is hinged to the top end of the robot body 100.

Through the arrangement of the cover plate 104 in the embodiment, the cover plate 104 can be opened and closed, so that dust sucked into the robot body 100 through the dust suction port 231 can be conveniently discharged, and the sweeping robot can be conveniently used.

In this embodiment, heat dissipation holes 103 are formed on the side wall of the robot body 100.

Through the arrangement of the heat dissipation holes 103 in the embodiment, heat generated in the robot body 100 can be dissipated, so that the service life of the floor sweeping robot is prolonged.

When the sweeping robot of this embodiment is used specifically, according to the wet condition of the ground, when the ground is wet, the first cylinder 371 is started to make the brush 222 be received in the robot body 100, the second cylinder 721 is started to make the roller 772 extend out of the robot body 100, the robot body 100 finishes wiping the wet ground under the action of the driving mechanism 102, after the wet ground is wiped, the second cylinder 721 is started to make the roller 772 retract into the robot body 100, at this time, the sliding block 751 drives the push block 741 to extrude and dewater the sponge layer 773 on the roller 772 by the squeeze plate 743, when the ground is dry, the first cylinder 371 makes the brush 222 located in the robot body 100 extend, the servo motor 361 starts to drive the brush 222 to brush, and at the same time, the atomization device in the robot body 100 discharges the generated water mist to the mist spray block 351 from the water mist channel 322 and has the mist outlet 612 to spray out, the ground is moistened, and the generation of flying dust is reduced.

In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made in the claims of the present invention should be covered by the claims of the present invention.

Claims

1. The utility model provides a robot of sweeping floor which characterized in that: the robot comprises a robot body (100), wherein the robot body (100) comprises a driving mechanism (102) and a cleaning mechanism (101), and the driving mechanism (102) comprises a driving wheel (211) and a steering wheel (212) which are positioned at the lower end part of the robot body (100) and driven by a motor; the cleaning mechanism (101) comprises first mounting cavities (311) which are symmetrically arranged and have openings facing the lower end of the robot body (100), the top walls of the first mounting cavities (311) are communicated through second mounting cavities (312), upright columns (321) are arranged in the first mounting cavities (311) along the extending direction of the first mounting cavities (311), and grooves (313) are formed in the lower side walls of the second mounting cavities (312); a supporting plate (331) positioned in the second mounting cavity (312) is arranged between the upright columns (321), a through hole (411) is formed in the supporting plate (331), the upright columns (321) penetrate through the through hole (411), a rotating groove (412) coaxially arranged with the through hole (411) is formed in the side wall of the through hole (411), a servo motor (361) is arranged on the upper plate surface of the supporting plate (331), a first bevel gear (362) is arranged on the rotating shaft of the servo motor (361), and the lower plate surface of the supporting plate (331) is connected with a first air cylinder (371) positioned in the groove (313); a cylindrical rotating cylinder (341) is rotatably arranged at the through hole (411), the upright column (321) penetrates through the rotating cylinder (341), a rotating ring (511) which can be positioned in the rotating groove (412) is arranged on the outer side wall of the rotating cylinder (341), a second bevel gear (521) which is annular and meshed with the first bevel gear (362) is arranged on the upper end surface of the rotating cylinder (341), a plurality of hinge grooves (512) are formed in the side surface and the bottom end of the rotating cylinder (341), the hinge grooves (512) are uniformly distributed in the circumferential direction of the rotating cylinder (341), connecting rods (221) are hinged in the hinge grooves (512), and brushes (222) for brushing dust are connected to the end parts of the connecting rods (221); the cleaning mechanism (101) further comprises a dust suction port (231) which is positioned at the lower end of the robot body (100) and is used for absorbing dust swept up by the hairbrush (222).

2. The sweeping robot of claim 1, wherein: the bottom end of the upright post (321) is provided with an annular spraying block (351), a water mist channel (322) is arranged in the upright post (321), a cavity (611) communicated with the water mist channel (322) is arranged in the spraying block (351), the side wall of the cavity (611) is provided with a mist outlet hole (612), the upper side surface of the spraying block (351) is provided with a first sliding groove (613) which is T-shaped in cross section and coaxial with the upright post (321), the first sliding groove (613) is provided with an annular sliding ring (621) in a sliding manner, the bottom end of the sliding ring (621) is provided with a sliding rail (622) matched with the first sliding groove (613), the sliding ring (621) is provided with a spring mounting hole (623) corresponding to the hinge groove (512), and a first spring connected with the corresponding connecting rod (221) is mounted in the spring mounting hole (623); an atomizing device which is used for atomizing water and is communicated with the water mist channel (322) is arranged in the robot body (100).

3. The sweeping robot of claim 2, wherein: robot body (100) still inhale mechanism (241) including the brush, and mechanism (241) are inhaled including the opening third installation cavity (711) towards robot body (100) lower extreme to the brush, fixedly on the roof of third installation cavity (711) be equipped with second cylinder (721), are connected with articulated elements (771) on the push rod of second cylinder (721), and articulated elements (771) are gone up to have cylinder (772), and the outside cover of cylinder (772) is equipped with sponge layer (773).

4. The sweeping robot of claim 3, wherein: fourth installation cavities (712) with openings facing the third installation cavity (711) are symmetrically arranged on the left side wall and the right side wall of the third installation cavity (711), push blocks (741) extending out of the fourth installation cavity (712) are arranged in the fourth installation cavity (712) through second springs (731), an extrusion plate (743) used for extruding a sponge layer (773) is connected to the end portions of the push blocks (741), and a first inclined surface (742) is arranged on the upper side surface of each push block (741); sliding blocks (751) are arranged on the side wall of the third installation cavity (711) and above the fourth installation cavity (712) in a sliding mode along the moving direction of the roller (772), second inclined planes (752) used for being extruded with the first inclined planes (742) to push the push block (741) out of the fourth installation cavity (712) are arranged on the lower end face of each sliding block (751), and the upper end portions of the sliding blocks (751) are hinged to one end of a connecting rod (761); the other end of the connecting rod (761) is hinged to the push rod of the second air cylinder (721), and the middle of the connecting rod (761) is hinged to the side wall of the third mounting cavity (711).

5. The sweeping robot of claim 4, wherein: a T-shaped second sliding groove is formed in the front side wall and the rear side wall of the third installation cavity (711) along the moving direction of the roller (772), and a sliding block (811) matched with the second sliding groove is arranged on the hinge piece (771).

6. The sweeping robot of claim 5, wherein: the top end of the robot body (100) is hinged with a cover plate (104).

7. The sweeping robot of claim 6, wherein: the side wall of the robot body (100) is provided with heat dissipation holes (103).