CN213758075U

CN213758075U - Rolling brush driving assembly of autonomous cleaning equipment and autonomous cleaning equipment

Info

Publication number: CN213758075U
Application number: CN202022119940.6U
Authority: CN
Inventors: 郑连荣
Original assignee: Shenzhen Silver Star Intelligent Technology Co Ltd
Current assignee: Shenzhen Silver Star Intelligent Group Co Ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-07-23
Anticipated expiration: 2030-09-24

Abstract

The utility model relates to a cleaning device field especially relates to a self-cleaning device's round brush drive assembly, and a self-cleaning device, this self-cleaning device's round brush drive assembly is through setting up the motor and the drive mechanism who is connected with the transmission shaft of motor, set up the first output of connecting the round brush on drive mechanism, and the second output of connecting the round brush clearance piece, the second output that increases is connected with round brush clearance piece, can provide power for the round brush clearance piece of round brush and clearance round brush simultaneously with same power supply, the problem of the energy waste and the cost-push that need increase new power supply and cause when setting up the round brush clearance piece has been solved, and occupation volume has been reduced. The utility model discloses an independently cleaning device's round brush drive assembly has and occupies smallly, characteristics with low costs and energy-concerving and environment-protective.

Description

Rolling brush driving assembly of autonomous cleaning equipment and autonomous cleaning equipment

Technical Field

The utility model relates to a cleaning device field especially relates to a self-cleaning device's round brush drive assembly to and a self-cleaning device.

Background

Along with the continuous development of society, people are increasing to the material demand day by day, and the appearance of autonomic cleaning equipment, satisfied people and solved the vision of both hands at the house environment, people no longer need clean floor and carpet in person's hands, autonomic cleaning equipment not only appears at the house environment, also appears in some spacious public environment such as office building, subway station and high-speed railway station gradually, and the appearance of cleaning machines people has brought very big facility for people.

The cleaning rolling brush of the existing cleaning robot is driven by power sources such as a motor, and a new power source is added through the requirement when the rolling brush cleaning piece of the cleaning rolling brush is arranged, so that the limited space of the cleaning robot is occupied, the production cost is increased, and the energy conservation and environmental protection are not facilitated.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a rolling brush drive assembly of autonomic cleaning device with characteristics.

A roller brush drive assembly for an autonomous cleaning device, comprising: a motor having a drive shaft; a drive mechanism connected with the drive shaft, the drive mechanism having: the first output end is connected with the rolling brush; a second output connected to the roller brush cleaning element.

Through setting up the motor and the drive mechanism who is connected with the transmission shaft of motor, set up the first output of connecting the round brush on drive mechanism, and the second output of connecting the round brush clearance piece, the second output that increases is connected with the round brush clearance piece, can provide power for the round brush clearance piece of round brush and clearance round brush simultaneously with same power supply, the energy waste and the problem of cost increase that need increase new power supply and cause when setting up the round brush clearance piece have been solved, and occupation volume has been reduced.

Further preferably, the transmission mechanism includes a two-stage gear reduction assembly including: the first gear is fixedly connected with the transmission shaft; a second gear meshed with the first gear; the third gear is coaxial with and fixedly connected with the second gear; the fourth gear is meshed with the third gear and is connected with the rolling brush; the first gear, the second gear, the third gear or the fourth gear is connected with the rolling brush cleaning piece.

Compared with the traditional primary gear, the diameter of a large gear in primary gear transmission can be reduced by the aid of the secondary gear reduction assembly, the large gear occupying a large volume is dispersed into the large gear and a small gear in secondary gear transmission, the structure is more compact, and meanwhile, the reduction ratio of the output end and the input end of the secondary gear reduction assembly is increased, so that the secondary gear reduction assembly is not only suitable for a rolling brush for sweeping the floor, but also suitable for a rolling brush for mopping the floor requiring low rotating speed.

Further preferably, the two-stage gear reduction assembly further comprises: the first connecting part is connected with the rolling brush in a clamping manner capable of transmitting torque, and the first connecting part is fixedly connected to the fourth gear to form the first output end; the second connecting portion, the second connecting portion connect into the joint that can transmit the moment of torsion with the round brush clearance piece, second connecting portion fixed connection forms on first gear, second gear, third gear or fourth gear the second output is connected fourth gear and round brush through first connecting portion, connects four through the second connecting portion one of them in the gear and round brush clearance piece can set up two outputs in the second gear speed reduction subassembly.

Further preferably, the first gear, the second gear or the third gear are connected with the rolling brush cleaning piece, the axis of the fourth gear is connected with the rolling brush cleaning piece, the distance between the axes of the gears is a first distance, the first radius value of the columnar body of the rolling brush cleaning piece and the second radius value of the rod body of the rolling brush are a second distance, and the first distance is not smaller than the second distance, so that the columnar rolling brush cleaning piece can be directly and coaxially arranged on the gears, transmission members such as swinging between the rolling brush cleaning piece and the gears do not need to be added, the rolling brush cleaning piece can directly roll to clean the rolling brush, and certainly, the transmission members can be added according to needs to realize the cleaning of the rolling brush.

Further preferably, the two-stage gear reduction assembly further comprises: first belt, be provided with on the first belt with third gear and fourth gear engaged with's meshing tooth, first belt with third gear and fourth gear are connected, and through setting up first belt and lengthen the distance between fourth gear and other gears, can reduce the gear of fourth gear, and can with the axis of fourth gear with be connected with the round brush clearance the distance between the axis of gear sets up to, is not less than the radius value of round brush clearance plus the distance of the radius value of the barred body of round brush, can need not increase driving medium such as the swing between round brush clearance and the gear, simple structure, round brush clearance can directly roll and clear up the round brush.

Further preferably, the gear connected with the rolling brush cleaning piece is positioned on the side or above the fourth gear, the gear arranged on the side or above is correspondingly provided with the cylindrical rolling brush cleaning piece which is coaxially arranged, and transmission pieces such as swinging between the rolling brush cleaning piece and the gear are reduced.

Further preferably, the roller brush driving assembly further comprises: but the lid of split, the lid has and penetrates the first through-hole of transmission shaft, and set up the second through-hole of first connecting portion, first through-hole and second through-hole set up the same one side of lid, set up first through-hole and second through-hole the same one side of lid, in the axis direction of the round brush of autonomic cleaning equipment, the motor setting with the round brush with the same one side, for the opposite side of motor setting at the round brush, can be in the maximum increase length of round brush in the horizontal direction of autonomic cleaning equipment, reduce the blind area that cleans that the setting of round brush drive assembly brought.

Further preferably, the first gear, the second gear and the third gear that set up coaxially, the second gear of fourth gear connection form the second gear speed reduction unit of V font, and the second gear speed reduction unit of V font can make drive mechanism occupy the volume littleer, integrates the setting.

Further preferably, the two-stage gear reduction assembly further comprises: the jackshaft, detachably fixedly connected with second gear and third gear on the jackshaft, the setting of jackshaft can conveniently replace second gear or the third gear that has different numbers of teeth, adjusts the reduction ratio.

Further preferably, the two-stage gear reduction assembly further comprises: the output shaft is arranged on the fourth gear and is coaxial with the fourth gear, and the output shaft is also connected with a rolling brush cleaning piece and is arranged on the fourth gear, so that the purpose of two-stage speed reduction is achieved.

Compared with the prior art, the utility model discloses a self-contained cleaning device's round brush drive assembly, drive mechanism through setting up the motor and being connected with the transmission shaft of motor, set up the first output of connecting the round brush on drive mechanism, and the second output of connecting the round brush clearance piece, the second output that increases is connected with the round brush clearance piece, can provide power for the round brush clearance piece of round brush and clearance round brush simultaneously with same power supply, the problem of the energy waste and the cost-push that need increase new power supply and cause when having solved and set up the round brush clearance piece, and reduced and occupy the volume. The utility model discloses a independently cleaning device's round brush drive assembly has and occupies smallly, and is with low costs, and energy-concerving and environment-protective, simple structure and the little characteristics of cleaning the blind area.

The utility model discloses still further provide an autonomic cleaning device, include: the rolling brush is used for cleaning the rolling brush cleaning piece of the rolling brush, is respectively connected with the rolling brush driving component of the rolling brush and the rolling brush cleaning piece, and is provided with the machine base of the rolling brush driving component.

The utility model discloses an autonomic cleaning device, through setting up the round brush and being used for the clearance the round brush clearance piece of round brush drives through round brush drive assembly simultaneous drive round brush and round brush clearance piece make autonomic cleaning device remove the in-process through machine pedestal mounting round brush drive assembly, and round brush drive assembly drive round brush cleans the cleaning surface of treating of removal process, carries out the automatically cleaning to the round brush simultaneously, drives round brush and round brush clearance piece simultaneously with a power supply, not only practices thrift the volume and can also energy-concerving and environment-protective, and self-cleaning function's increase is replaced the manual work and is cleaned the round brush, very big improvement user experience.

Compared with the prior art, the utility model discloses an independently cleaning device is through setting up the round brush and being used for the clearance the round brush clearance piece of round brush drives the subassembly simultaneous drive through the round brush and round brush clearance piece make independently cleaning device remove the in-process through machine base installation round brush drive assembly, and round brush drive assembly drive round brush cleans the face of cleaning of treating of removal process, carries out the automatically cleaning to the round brush simultaneously, drives round brush and round brush clearance piece simultaneously with a power supply, not only practices thrift the volume and can also energy-concerving and environment-protective, and self-cleaning function's increase is replaced the manual work and is cleaned the round brush, very big improvement user experience. The utility model discloses a have and occupy small, energy-concerving and environment-protective and user experience good characteristics.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

FIG. 1 is a front view of the brush roller drive assembly of the present invention;

FIG. 2 is a side view of the brush roller drive assembly of the present invention;

FIG. 3 is a schematic structural view of the transmission mechanism;

FIG. 4 is a schematic view showing the connection relationship between the roll brush and the roll brush cleaning member;

FIG. 5 is a schematic view of the structure of the first and second connection portions;

FIG. 6 is a schematic structural view of a rolling brush cleaning member according to another embodiment;

FIG. 7 is a schematic structural view of a transmission mechanism according to another embodiment;

FIG. 8 is a schematic structural view of a transmission mechanism according to yet another embodiment;

FIGS. 9a to 9c are schematic structural views of three connection modes of the rolling brush cleaning piece and the transmission mechanism;

FIG. 10 is a schematic structural view of the autonomous cleaning apparatus of the present invention;

FIG. 11 is a schematic view of the connection of the roller brush drive assembly to the machine base.

Detailed Description

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.

The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

The autonomous cleaning equipment can be a commercial cleaning robot and a household cleaning robot according to the classification of purposes, can be a full-automatic cleaning robot such as a sweeper, a mopping machine, a floor wiping machine and a floor washing machine according to the classification of the types, and can also be other semi-automatic cleaning equipment needing manpower assistance, such as semi-automatic cleaning equipment needing the operation direction and the moving position of a human hand and provided with an electric-driven cleaning module.

The surface to be cleaned can be a floor or a carpet surface to be cleaned.

Coaxial, that is, the axes of the two cylindrical structural members overlap, which may be coaxial between the gear and the gear, coaxial between the shaft structural member and the gear, or the axis of the cylindrical structural members overlap.

Example one

As shown in fig. 1 and 2, fig. 1 is a front view of the rolling brush driving assembly of the present invention, and fig. 2 is a side view of the rolling brush driving assembly of the present invention.

The utility model discloses a brush drive assembly independently cleaning device's round brush is used for connecting round brush 1 and brush clearance piece 2 respectively, wherein:

the rolling brush 1 is a rolling cleaning brush for cleaning a surface to be cleaned, and the rolling brush 1 comprises a rod body and a brush body, wherein the brush body is circumferentially arranged by taking the axis of the rod body as a center or densely arranged on the rod body.

The rolling brush cleaning part 2 is a cleaning brush for cleaning the surface or the inner layer of the rolling brush 1, and the rolling brush cleaning part 2 comprises a columnar body and a brush strip, wherein the brush strip is circumferentially arranged by taking the axis of the columnar body as a central axis, or the brush strip adopts brush hairs, and the brush hairs are densely arranged on the columnar body; the rolling brush cleaning piece 2 can also be a single strip-shaped brush strip, an eccentric wheel mechanism or a crank slider mechanism needs to be arranged for transmission at the moment, the rotation is converted into the reciprocating motion of poking the rolling brush 1 and keeping away from the rolling brush 1, and the surface or the inner layer of the rolling brush 1 is cleaned.

The utility model discloses a from cleaning device's round brush drive assembly, include:

a motor 3, said motor 3 having a drive shaft 31.

A transmission mechanism 4, the transmission mechanism 4 being connected to the transmission shaft 31, the transmission mechanism 4 having: the first output end is connected with the rolling brush 1; and the second output end is connected with the rolling brush cleaning piece 2, and can provide power for the rolling brush 1 and the rolling brush cleaning piece 2 for cleaning the rolling brush 1 simultaneously by using the same power source, so that a new power source is not required to be added, the cost is reduced, and the occupied volume is reduced. Drive mechanism 4 can include secondary gear speed reduction subassembly, the gear train that current robot of sweeping floor was commonly used is the one-level gear train, when it was used on the robot of mopping floor, often easily because the rotational speed is too high to lead to clean the effect poor, the secondary gear speed reduction subassembly that sets up compares traditional one-level gear reduction, can increase the reduction ratio, fine solution this problem, and can also reduce the diameter of the gear wheel in the one-level gear transmission, will occupy the great gear wheel of volume and disperse to in secondary gear transmission's gear wheel and pinion, the structure is compacter.

Meanwhile, the reduction ratio of the output end and the input end of the secondary gear reduction assembly is increased, so that the rolling brush is not only suitable for the rolling brush 1 for sweeping, but also suitable for the rolling brush 1 for mopping the floor, which requires that the rotating speed is lower than the required rotating speed for sweeping.

In this embodiment, the rolling brush cleaning member 2 is connected with the first gear 41, the motor 3 is connected with the first gear 41, and the rolling brush cleaning member 2 has a cylindrical body and a brush bar disposed on the cylindrical body. Specifically, second connecting portion 6 can be the independent part with the tip columnar structure joint of column body, and this second connecting portion 6 can the joint on first gear 41 to coaxial with transmission shaft 31, at this moment, transmission shaft 31 has the flat position of axle, and first gear 41 fixed connection is on transmission shaft 31, and second connecting portion 6 joint is on the flat position of axle with the joint on first gear 41 to carry out the connection that can transmit the moment of torsion, with this realization round brush clearance piece 2 and the first gear 41 between be connected. Simultaneously, the column body carries out the joint through the tip columnar structure and the second connecting portion 6 of 6 shape adaptations of second connecting portion on the column body, accomplishes being connected that can transmit the moment of torsion between column body and the first gear 41, and its principle is similar to the sleeve that is used for changing the adapter size. Specifically, the second connecting portion 6 has a polygonal, star-shaped or oval groove or protrusion, and the end columnar structure of the columnar body is a corresponding protrusion or groove, so that connection capable of transmitting torque is achieved through clamping of the groove and the protrusion. In another embodiment, the second connecting portion 6 and the columnar body may be fixedly connected by a clamping or integral connection manner, or the second connecting portion 6 and the transmission shaft 31 may be fixedly connected by a clamping or integral connection manner.

In the present embodiment, the roll brush 1 is connected to the fourth gear 44, and the roll brush 1 has a rod body and a brush body provided on the rod body. Specifically, be provided with first connecting portion 5 on the fourth gear 44, carry out the joint through the tip columnar structure with the adaptation of first connecting portion 5 on first connecting portion 5 and the barred body, specifically, first connecting portion 5 has polygon, star or oval-shaped recess or arch, and the tip columnar structure of barred body is the arch or the recess that corresponds, realizes the connection that can transmit the moment of torsion through recess and bellied joint.

The structure of the first connecting portion 5 and the second connecting portion 6 can be seen in fig. 5.

As shown in fig. 3 and 4, fig. 3 is a schematic structural diagram of the transmission mechanism, and fig. 4 is a schematic connection relationship between the rolling brush and the rolling brush cleaning member.

In particular, the transmission mechanism 4 may be a two-stage gear reduction assembly comprising: the first gear 41, the said first gear 41 is fixedly connected with the said drive shaft 31, the first gear 41 is a pinion in the first gear drive; a second gear 42, wherein the second gear 42 is meshed with the first gear 41, and the second gear 42 is a large gear in a primary gear transmission; a third gear 43, wherein the third gear 43 is coaxial with and fixedly connected with the second gear 42, and the third gear 43 is a pinion in the two-stage gear transmission; a fourth gear 44, wherein the fourth gear 44 is meshed with the third gear 43, the fourth gear 44 is connected with the rolling brush 1, and the fourth gear 44 is a large gear in a two-stage gear transmission; the first gear 41, the second gear 42, the third gear 43 or the fourth gear 44 is connected with the rolling brush cleaning member 2.

The transmission mechanism 4 has various structural forms, the transmission mechanism 4 can adopt the modes of worm and gear, belt transmission, primary gear transmission, secondary gear transmission or multi-stage gear transmission and the like to carry out speed reduction transmission or speed increase transmission, and particularly has various structures and connection modes when adopting the secondary gear speed reduction transmission.

In this embodiment, the transmission mechanism 4 is a two-stage gear reduction assembly, the roller brush 1 is connected with the fourth gear 44 through a first connecting portion 5, the roller brush cleaning element 2 is connected with the first gear 41 and is connected with the second connecting portion 6, and the first connecting portion 5 and the second connecting portion 6 can be seen in fig. 5. In another embodiment, the rolling brush cleaning element 2 may be a single strip-shaped brush strip, and an eccentric wheel mechanism or a crank-slider mechanism is required for transmission, as shown in fig. 6. In yet another embodiment, the first gear 41 and the second gear 42 may be directly engaged with each other, and the second belt 46 is not provided for transmission, as shown in fig. 7, or the second belt 46 is not provided between the first gear 41 and the second gear 42, and the first belt 45 is not provided between the third gear 43 and the fourth gear 44, and the first gear 41 and the second gear 42, and the third gear 43 and the fourth gear 44 are connected in a straight line, as shown in fig. 8. In a variant, the roller brush cleaning element 2 is coaxial with the second gear 42 or the third gear 43 and is fixedly connected by an integral connection or a snap fit, see fig. 9 b. In a further variant, the roller brush cleaning element 2 is coaxial with the fourth gear wheel 44 and is fixedly connected by an integral connection or a snap fit, see fig. 9 c.

It is noted that the cleaning members of the roller brush 1 may be connected to the first gear 41, the second gear 42 or the third gear 43, in this embodiment, the cleaning elements of the roller brush 1 are connected to the first gear 41, the distance between the axis of the fourth gear 44 and the axis of the gear to which the roller brush cleaning element 2 is connected is the first distance d1, the first radius value R1 of the cylindrical body of the roller brush cleaning element 2 plus the second radius value R2 of the rod of the roller brush 1 is the second distance, the first distance d1 is not less than the second distance, so that the cylindrical roller brush cleaning member 2 can be directly and coaxially arranged on the gear, can need not increase driving medium such as the swing between round brush clearance piece 2 and the gear, round brush clearance piece 2 can directly roll and clear up round brush 1, of course, also can increase the driving medium as required and carry out the transmission and realize the clearance to round brush 1. The first distance d1 is not less than the second distance obtained by adding the first radius value R1 and the second radius value R2, so that the rolling brush cleaning piece 2 can arrange the brush bars on the columnar body to roll and clean the rod body of the rolling brush 1 and the brush body on the rod body.

The first distance d1 may be achieved by providing the first belt 45 to be no less than the second distance as follows: the first belt 45 is provided with meshing teeth meshed with the third gear 43 and the fourth gear 44, the first belt 45 is connected with the third gear 43 and the fourth gear 44, and specifically, the first belt 45 is sleeved on the third gear 43 and the fourth gear 44 for transmission. The distance between the fourth gear 44 and other gears is lengthened by the first belt 45, the gear of the fourth gear 44 can be reduced, the distance between the axis of the fourth gear 44 and the axis of the gear connected with the rolling brush cleaning piece 2 can be set to be not less than the distance between the radius value of the rolling brush cleaning piece 2 and the radius value of the rod body of the rolling brush 1, transmission pieces such as swinging between the rolling brush cleaning piece 2 and the gear do not need to be increased, the structure is simple, and the rolling brush cleaning piece 2 can directly roll to clean the rolling brush 1.

And optionally a second belt 46, wherein the second belt 46 is provided with engaging teeth engaged with the first gear 41 and the second gear 42, and the second belt 46 is connected with the first gear 41 and the second gear 42.

In order to clean the rolling brush 1 by the rolling brush cleaning piece 2, the gear connected with the rolling brush 1 cleaning piece is positioned on the side or above the fourth gear 44, the gear arranged on the side or above is correspondingly provided with the cylindrical rolling brush cleaning piece 2 which is coaxially arranged, and transmission parts such as swinging between the rolling brush cleaning piece 2 and the gear are reduced.

In order to reduce the occupied volume, the first gear 41, the second gear 42, the third gear 43 and the fourth gear 44 which are coaxially arranged are connected to form a V-shaped two-stage gear reduction assembly, and the V-shaped two-stage gear reduction assembly can enable the transmission mechanism 4 to be smaller in occupied volume and arranged in an integrated mode.

During installation, the shaft rod piece can be preferably adopted for installation, wherein:

jackshaft 47, detachably fixedly connected with second gear 42 and third gear 43 on the jackshaft 47, the setting of jackshaft 47 can conveniently replace second gear 42 or third gear 43 that have different tooth counts, adjusts the reduction ratio.

And the output shaft 48 is arranged on the fourth gear 44 and is coaxial with the fourth gear 44, the output shaft 48 is also connected with the rolling brush cleaning piece 2, and the output shaft 48 is arranged on the fourth gear 44 to achieve the purpose of two-stage speed reduction.

As shown in fig. 5, fig. 5 is a structural relationship diagram of the first connection portion and the second connection portion.

The shaft member such as the intermediate shaft 47, the output shaft 48, and the transmission shaft 31 of the motor 3 may be supported by the cover 7, and specifically, a detachable cover 7 may be adopted, the cover 7 may include an upper cover and a lower cover, and the lower cover is fixed to the motor, the cover 7 has a first through hole penetrating the transmission shaft 31 and a second through hole provided with the first connecting portion 5, and preferably, the first through hole and the second through hole are provided on the same side of the cover 7, and the first through hole and the second through hole are provided on the same side of the cover 7, that is, the first through hole and the second through hole may be provided on the lower cover, in the axial direction of the rolling brush 1 of the autonomous cleaning apparatus, the motor 3 is provided on the same side as the rolling brush 1, and the length of the rolling brush 1 may be increased to the greatest extent in the lateral direction of the autonomous cleaning apparatus as compared to the case where the motor 3 is provided on the other side of the rolling brush 1, reduce the blind area that cleans that rolling brush drive assembly's setting brought.

The first connecting part 5, the connection between the rolling brush 1 and the fourth gear 44, can be connected through the first connecting part 5, the rolling brush 1 is arranged on the fourth gear 44 and is coaxial with the fourth gear 44, the rolling brush 1 is connected with the fourth gear 44 through the first connecting part 5, the first connecting part 5 can be fixedly connected on the fourth gear 44 through an integral connection, an interference fit connection between a shaft and a hole, and the like to form the first output end, the first connecting part 5 can be a first connecting part 5 with a first bulge or a first groove, the first bulge can be a first polygon, star or ellipse bulge, the first groove can be a first polygon, star or ellipse groove, the end of the rolling brush 1 is provided with a second groove matched with the shape of the first bulge or a second bulge matched with the shape of the first groove, during the installation, because polygon, star or oval exist, the second recess can with first protruding joint, or first recess and the protruding joint of second form the joint that can transmit the moment of torsion between first connecting portion 5 and the round brush 1, form the connection that can transmit the moment of torsion between round brush 1 and the fourth gear 44. Specifically, this first connecting portion 5 can be the first connecting portion 5 that has square first recess, this first connecting portion 5 and the coaxial fixed connection of fourth gear 44 are on fourth gear 44 for first connecting portion 5 rotates when fourth gear 44 rotates, through set up square second arch on the terminal surface of the barred body at rolling brush 1, realize rolling brush 1 joint on first connecting portion 5 through square second arch and square first recess, form the connection that can transmit the moment of torsion between rolling brush 1 and the fourth gear 44.

The second connecting part 6, the rolling brush cleaning piece 2 is connected with one of the first gear 41, the second gear 42, the third gear 43 and the fourth gear 44, which can be clamped by the second connecting part 6, the rolling brush cleaning piece 2 is provided with a columnar body and a brush strip arranged on the columnar body, in particular, the columnar body of the rolling brush cleaning piece 2 is fixedly connected with the first gear 41 in a fixed connection mode such as integral connection, interference fit connection between a shaft and a hole and the like, the second connecting portion 6 is fixedly connected to the first gear 41 to form the second output end, for example, the transmission shaft 31 is fixedly connected to the first gear 41, the second connecting part 6 is provided with a hole slot which is clamped with the transmission shaft 31, at the moment, the transmission shaft 31 has a shaft flat position, the flat position of this axle is the column structure portion of cross section for the flat key shape cross section, and the hole groove on second connecting portion 6 is the hole groove that is adapted to this flat position of axle. The second connecting part 6 can be a second connecting part 6 with a third protrusion or a third groove, the third protrusion can be a polygonal, star-shaped or oval third protrusion, the third groove can be a polygonal, star-shaped or oval third groove, the end of the columnar body is provided with a fourth groove matched with the third protrusion in shape or a fourth protrusion matched with the third groove in shape, and the second connecting part 6 can be clamped with the rolling brush cleaning piece 2 in a manner of transmitting torque through the matching of the third protrusion and the fourth groove or the matching of the third groove and the fourth protrusion. During the installation, because polygon, star or oval-shaped existence, fourth recess and the protruding joint of third, or fourth arch and third recess joint realize second connecting portion 6 connects into the joint that can transmit the moment of torsion with round brush clearance piece 2, realizes being connected that can transmit the moment of torsion between round brush clearance piece 2 and first gear 41. In further embodiments, all of the grooves and projections may also be split grooves and projections.

During the use, will the hole groove and the axle flat position joint of second connecting portion 6, the protruding cooperation joint of third that fourth recess on rethread brush clearance piece 2 and second connecting portion 6 correspond, or the protruding cooperation joint of third recess that corresponds with second connecting portion 6 of fourth on through brush clearance piece 2, make brush clearance piece 2 can the joint on second connecting portion 6, and second connecting portion 6 can the joint carry out the moment of torsion transmission on transmission shaft 31, and first gear 41 fixed connection is on transmission shaft 31 this moment, realize being connected of transmission moment of torsion between gear 41 and the brush clearance piece 2. In another embodiment, the shaft flat position may be a shaft flat position of a shaft structure member independent of the transmission shaft 31, and the shaft structure member is fixedly connected to the transmission shaft 31 or the first gear 41.

The fourth gear 44 and the roller brush 1 are connected by the first connecting part 5, one of the four gears and the roller brush cleaning member 2 are connected by the second connecting part 6, and two output ends are formed in the two-stage gear reduction assembly.

As shown in fig. 6, fig. 6 is a schematic structural view of a rolling brush cleaning member according to another embodiment.

The rolling brush cleaning piece 2, the rolling brush cleaning piece 2 can also be connected with the fourth gear 44, when being connected with the fourth gear 44, the rolling brush cleaning piece 2 adopts a single scraping strip, and a crank block component or an eccentric wheel component is arranged between the rolling brush cleaning piece 2 and the fourth gear 44 so as to extend the cleaning position of the scraping strip to the surface or the inner layer of the rolling brush 1 which is coaxial with the fourth gear 44. At this time, a second belt 46 may be used between the first gear 41 and the second gear 42, and a first belt 45 may be used between the third gear 43 and the fourth gear 44 for extension, so as to facilitate the arrangement of the rolling brush cleaning member 2. Specifically, scrape and be connected through slider-crank mechanism between strip and the first gear 41, the upper and lower terminal surface of this strip of scraping is provided with fixed guide rail, and second connecting portion 6 is the crank, through fixing the crank on first gear 41, articulates the one end of connecting rod on the crank, articulates the slider on the other end of connecting rod, realizes scraping the strip and pokes to rolling brush 1 and keep away from the reciprocating motion of rolling brush 1. In particular, the direction of the reciprocating motion may be inclined, perpendicular or horizontal to the horizontal plane.

Fig. 7 is a schematic structural view of a transmission mechanism according to another embodiment, as shown in fig. 7.

The first gear 41 and the second gear 42 can be directly meshed, the second belt 46 is not arranged for transmission, and the first belt 45 between the third gear 43 and the fourth gear 44 is reserved to form a V-shaped two-stage gear reduction assembly. The structure enables the transmission mechanism 4 to occupy smaller volume and be integrated.

Fig. 8 is a schematic structural view of a transmission mechanism according to still another embodiment, as shown in fig. 8.

The second belt 46 may not be provided between the first gear 41 and the second gear 42, and the first belt 45 may not be provided between the third gear 43 and the fourth gear 44 for transmission, and the first gear 41 and the second gear 42, and the third gear 43 and the fourth gear 44 are connected in a straight line.

As shown in fig. 9a to 9c, the rolling brush cleaning member 2 may be disposed on the first gear 41, the second gear 42, the third gear 43 or the fourth gear 44, fig. 9a shows a structural relationship in which the rolling brush cleaning member 2 is disposed on the first gear 41, fig. 9b shows a structural relationship in which the rolling brush cleaning member 2 is disposed on the second gear 42 and the third gear 43, and fig. 9a shows a structural relationship in which the rolling brush cleaning member 2 is disposed on the fourth gear 44.

Compared with the prior art, the utility model discloses a self-cleaning equipment's round brush drive assembly, drive mechanism 4 through setting up motor 3 and being connected with motor 3's transmission shaft 31, set up the first output of connecting round brush 1 on drive mechanism 4, and connect the second output of round brush clearance piece 2, the second output of increase is connected with round brush clearance piece 2, can provide power for round brush 1 and clearance round brush 1's round brush clearance piece 2 simultaneously with same power supply, the problem of the energy waste and the cost-push that need increase new power supply and cause when having solved and set up round brush clearance piece 2, and occupation volume has been reduced. The utility model discloses a independently cleaning device's round brush drive assembly has and occupies smallly, and is with low costs, and energy-concerving and environment-protective, simple structure and the little characteristics of cleaning the blind area.

Example two

As shown in fig. 10 and 11, fig. 10 is a schematic structural diagram of the autonomous cleaning apparatus of the present invention, and fig. 11 is a schematic connection diagram of the roller brush driving assembly and the machine base.

The utility model discloses still further provide an autonomic cleaning device, include: the rolling brush cleaning device comprises a rolling brush 1 and a rolling brush cleaning piece 2 used for cleaning the rolling brush 1, a rolling brush driving assembly connected with the rolling brush 1 and the rolling brush cleaning piece 2 respectively, and a machine base 8 provided with the rolling brush driving assembly. The rolling brush driving assembly is the rolling brush driving assembly of the autonomous cleaning device in the above embodiment, the rolling brush 1 is the rolling brush 1 in the above embodiment, the rolling brush cleaning member 2 is the rolling brush cleaning member 2 in the above embodiment, and the rolling brush driving assembly may be fixed to the machine base 8 through the cover 7.

The utility model discloses an autonomic cleaning device, through setting up round brush 1 and being used for the clearance round brush clearance piece 2 of round brush 1 drives simultaneously through round brush drive assembly round brush 1 and round brush clearance piece 2, makes autonomic cleaning device remove the in-process through 8 installation round brush drive assemblies of machine base, and round brush drive assembly drive round brush 1 cleans the cleaning surface of treating of removal process, carries out the automatically cleaning to round brush 1 simultaneously, drives round brush 1 and round brush clearance piece 2 simultaneously with a power supply, not only practices thrift the volume and can also energy-concerving and environment-protective, and self-cleaning function's increase is replaced the manual work and is cleaned round brush 1, very big improvement user experience.

The motor 3 and the transmission mechanism 4 are fixed on the machine base 8, the cleaning piece of the rolling brush 1 adopts a single scraping strip which is connected with the transmission mechanism 4 through a slider-crank mechanism, and a slider in the slider-crank mechanism can be guided through a guide rail fixed on the machine base 8. The rolling brush 1 can be a sponge rolling brush 1, and can also be a rubber brush, a hair brush or a rubber and hair mixed brush, and when the rolling brush 1 is the sponge rolling brush 1, a liquid separation mechanism is further arranged on the machine base 8, so that solid-liquid separation can be realized.

Compared with the prior art, the utility model discloses an independently cleaning device is through setting up round brush 1 and being used for the clearance round brush clearance piece 2 of round brush 1 drives simultaneously through round brush drive assembly round brush 1 and round brush clearance piece 2 makes independently cleaning device remove the in-process through 8 installation round brush drive assemblies of machine base, and round brush drive assembly drive round brush 1 cleans the face of cleaning of treating of removal process, carries out the automatically cleaning to round brush 1 simultaneously, drives round brush 1 and round brush clearance piece 2 simultaneously with a power supply, not only practices thrift the volume and can also energy-concerving and environment-protective, and self-cleaning function's increase is replaced the manual work and is cleaned round brush 1, very big improvement user experience. The utility model discloses an independently cleaning equipment has and occupies smallly, characteristics that energy-concerving and environment-protective and user experience are good.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. A brush roll drive assembly for an autonomous cleaning apparatus, comprising:

a motor having a drive shaft;

a drive mechanism connected with the drive shaft, the drive mechanism having:

the first output end is connected with the rolling brush;

a second output connected to the roller brush cleaning element.

2. The brush drive assembly of claim 1, wherein the transmission mechanism includes a secondary gear reduction assembly, the secondary gear reduction assembly comprising:

the first gear is fixedly connected with the transmission shaft;

a second gear meshed with the first gear;

the third gear is coaxial with and fixedly connected with the second gear;

the fourth gear is meshed with the third gear and is connected with the rolling brush;

the first gear, the second gear, the third gear or the fourth gear is connected with the rolling brush cleaning piece.

3. The brush drive assembly of claim 2, wherein the secondary gear reduction assembly further comprises:

the first connecting part is connected with the rolling brush in a clamping manner capable of transmitting torque, and the first connecting part is fixedly connected to the fourth gear to form the first output end;

the second connecting portion are connected with the rolling brush cleaning piece in a clamping mode capable of transmitting torque, and the second connecting portion are fixedly connected to the first gear, the second gear, the third gear or the fourth gear to form the second output end.

4. The rolling brush drive assembly of an autonomous cleaning apparatus of claim 2, wherein the first gear, the second gear or the third gear is connected to the rolling brush cleaning member, a distance between an axis of the fourth gear and an axis of the gear connected to the rolling brush cleaning member is a first distance, a value of a first radius of the cylindrical body of the rolling brush cleaning member plus a value of a second radius of the rod of the rolling brush is a second distance, and the first distance is not less than the second distance.

5. The brush drive assembly of claim 4, wherein the secondary gear reduction assembly further comprises:

the first belt is provided with meshing teeth meshed with the third gear and the fourth gear, and the first belt is connected with the third gear and the fourth gear.

6. The brush drive assembly of any of claims 3-5, wherein the gear coupled to the brush cleaning member is located to the side or above the fourth gear.

7. The brush drive assembly of claim 6, further comprising:

the detachable cover body is provided with a first through hole penetrating into the transmission shaft and a second through hole arranged on the first connecting portion, and the first through hole and the second through hole are arranged on the same side of the cover body.

8. The rolling brush drive assembly of an autonomous cleaning apparatus of claim 7, wherein the first gear, the coaxially disposed second gear, the third gear and the fourth gear are connected to form a V-shaped two-stage gear reduction assembly.

9. The brush drive assembly of claim 8, wherein the secondary gear reduction assembly further comprises:

the intermediate shaft is detachably and fixedly connected with a second gear and a third gear.

10. The brush drive assembly of claim 9, wherein the secondary gear reduction assembly further comprises:

the output shaft is arranged on the fourth gear and is coaxial with the fourth gear, and the output shaft is further connected with a rolling brush cleaning piece.

11. An autonomous cleaning apparatus, characterized in that it comprises: a rolling brush, a rolling brush cleaning member for cleaning the rolling brush, a rolling brush driving assembly connected with the rolling brush and the rolling brush cleaning member, respectively, and a machine base provided with the rolling brush driving assembly, the rolling brush driving assembly being the rolling brush driving assembly of the autonomous cleaning apparatus according to any one of claims 1 to 10.