CN215078120U - Round brush and cleaning device - Google Patents

Abstract

The utility model discloses a rolling brush and cleaning equipment, wherein the rolling brush comprises a rolling brush shaft, a cleaning brush and a scraper, wherein the cleaning brush is arranged on the periphery of the rolling brush shaft; the scraper is movably arranged on the rolling brush shaft, the blade of the scraper at least partially protrudes from the surface of the rolling brush shaft, and when the rolling brush shaft rotates, the scraper can move in the length direction of the rolling brush shaft. The utility model discloses technical scheme's round brush has the advantage of avoiding the hair puzzlement, guarantees cleaning device cleaning efficiency lastingly.

Description

Round brush and cleaning device

Technical Field

The utility model relates to a clean technical field, in particular to round brush and cleaning equipment.

Background

The existing cleaning equipment, such as a sweeping robot or a dust collector, is generally provided with a rolling brush, and when cleaning, garbage, dust and the like on the ground can be gathered together through the rolling brush so as to be conveniently sucked by a dust suction device.

However, the roller brush of the existing sweeping robot or the existing dust collector is easily wound by hair, so that the rotating speed of the roller brush is reduced, and the cleaning efficiency of the sweeping robot or the existing dust collector is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a round brush aims at improving cleaning equipment's cleaning efficiency.

In order to achieve the purpose, the utility model provides a rolling brush, which comprises a rolling brush shaft, a cleaning brush and a scraper, wherein the cleaning brush is arranged on the periphery of the rolling brush shaft; the scraper is movably arranged on the rolling brush shaft, the blade of the scraper at least partially protrudes from the surface of the rolling brush shaft, and when the rolling brush shaft rotates, the scraper can move in the length direction of the rolling brush shaft.

In one embodiment, the scraper is reciprocally movable in a length direction of the roller brush shaft when the roller brush shaft rotates.

In one embodiment, the roller brush shaft is hollow and provided with a containing cavity, the roller brush shaft is provided with a guide groove communicated with the containing cavity, the guide groove extends from one end of the roller brush shaft to the other end of the roller brush shaft, the scraper is arranged in the containing cavity, the blade extends out of the guide groove, and the blade can move along the guide groove.

In one embodiment, the guide groove extends from one end of the roller brush shaft to the other end, and/or the guide groove extends in a direction parallel to the axial direction of the roller brush shaft.

In an embodiment, a plurality of the cleaning brushes are arranged at intervals in the circumferential direction of the roller brush shaft, and the guide groove is arranged between any two adjacent cleaning brushes and avoids the cleaning brushes.

In one embodiment, the rolling brush further comprises a screw rod, the screw rod is arranged in the accommodating cavity, and the screw rod and the guide groove extend in the same direction;

the knife handle of the scraper is in threaded connection with the screw rod, and the blade is arranged on the knife handle; wherein the content of the first and second substances,

when the rolling brush shaft rotates, the screw rod keeps static, and the rolling brush shaft drives the cutter handle to rotate around the screw rod through the blade so as to enable the blade to move along the guide groove.

In an embodiment, the screw rod is provided with a first thread groove and a second thread groove which are opposite in rotation direction, and two ends of the first thread groove are respectively communicated with two ends of the second thread groove, so that the tool holder can rotate from one of the first thread groove or the second thread groove to the other.

In one embodiment, the roller brush further comprises a mounting head rotatably connected to one end of the roller brush shaft, the mounting head is used for fixedly connecting with a cleaning device, and one end of the lead screw is connected to the mounting head in a limiting manner so as to keep still when the roller brush shaft rotates.

In one embodiment, the rolling brush shaft further comprises a driving head arranged at the other end of the rolling brush shaft, the driving head is used for driving the rolling brush shaft to rotate under the driving of an external driving source, and the other end of the screw rod is rotatably connected with the driving head.

In one embodiment, the width of the blade gradually increases from the shank of the taping knife.

The utility model also provides a cleaning device, including drive arrangement and above-mentioned arbitrary item the round brush, drive arrangement with the round brush drive is connected.

The round brush of this application technical scheme is through setting up mobilizable scraper on the round brush axle to the surface that makes the blade at least part round brush axle of scraper is protruding, because when the round brush axle rotates, the length direction that the round brush axle can be followed to the scraper removes, so, the round brush rotates the in-process that cleans, and the blade of scraper can be in real time will twine the hair on the round brush axle and cut off, makes the hair that is cut off absorbed by cleaning device's dust extraction. Furthermore, the problem that the cleaning efficiency is reduced due to the fact that hair is wound on the rolling brush in the cleaning task executing process of the cleaning equipment can be avoided. It can be seen that compared with a conventional rolling brush, the rolling brush has the advantages of avoiding hair troubles and guaranteeing the cleaning efficiency of the cleaning equipment for a long time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of a cleaning apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of an embodiment of the rolling brush of the present invention;

FIG. 3 is a schematic view of the assembly of the roller brush shaft with the drive head and mounting head of the embodiment of FIG. 2;

FIG. 4 is a schematic view of the assembly of the roll brush shaft and the lead screw in the embodiment of FIG. 2;

FIG. 5 is a schematic structural view of the roller brush shaft in the embodiment of FIG. 2;

fig. 6 is a schematic structural diagram of the screw rod in the embodiment shown in fig. 2.

The reference numbers illustrate:

10. a roller brush shaft; 11. an accommodating cavity; 12. a guide groove; 20. cleaning with a brush; 21. a brush; 22. brushing glue; 30. a scraper; 31. a blade; 32. a knife handle; 40. a screw rod; 41. a first thread groove; 42. a second thread groove; 43. inserting a rod; 50. a mounting head; 60. a drive head; 70. a rotating member; 200. cleaning device

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B" including either scheme A, or scheme B, or a scheme in which both A and B are satisfied. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a rolling brush which can be used for cleaning equipment, such as a sweeper, a dust collector and the like, and when the rolling brush is applied to the dust collector, the rolling brush can be used as a middle sweeper of the sweeper; when the rolling brush is used for a dust collector, the rolling brush can be arranged on a dust collecting part of the dust collector.

Specifically, in the embodiment of the present invention, as shown in fig. 1 to 6, the roll brush includes a roll brush shaft 10, a cleaning brush 20, and a scraper 30. Wherein the content of the first and second substances,

the roll brush shaft 10 is provided in a cylindrical shape, and when assembled with the cleaning apparatus, the roll brush shaft 10 is rotatably assembled to the cleaning apparatus and drivingly connected to a provided driving source (typically, a motor) of the cleaning apparatus, and the roll brush shaft 10 is rotatable by the provided driving source of the cleaning apparatus.

The cleaning brush 20 is disposed at the periphery of the rolling brush shaft 10, and when the rolling brush shaft 10 is assembled on the cleaning device, the rotation of the rolling brush shaft 10 drives the cleaning brush 20 to rotate, so as to clean the garbage or dust.

The scraper 30 is movably provided to the roller brush shaft 10, and the blade 31 of the scraper 30 at least partially protrudes from the surface of the roller brush shaft 10, so that the scraper 30 can move in the length direction of the roller brush shaft 10 when the roller brush shaft 10 rotates.

Specifically, the movement of the scraper 30 in the longitudinal direction of the roll brush shaft 10 means that the scraper 30 can move between both ends of the roll brush shaft 10, wherein the scraper 30 can move in a direction parallel to the axial direction of the roll brush shaft 10, can also move in a direction intersecting the axial direction of the roll brush shaft 10, or spirally advance around the circumferential surface of the roll brush shaft 10. Since the blade 31 of the scraper 30 protrudes from the surface of the rolling brush shaft 10, when the scraper 30 moves, the blade 31 of the scraper 30 can move on the surface of the rolling brush shaft 10, so that the blade 31 of the scraper 30 cuts off the hair wound on the rolling brush shaft 10 in real time during the rotation of the rolling brush shaft 10, and the cut hair can be absorbed by the dust collector of the cleaning device, thereby avoiding the problem of hair winding on the rolling brush.

It can be understood that, in the roller brush of the present invention, by providing the movable scraper 30 on the roller brush shaft 10 and making the blade 31 of the scraper 30 at least partially protrude from the surface of the roller brush shaft 10, since the scraper 30 can move along the length direction of the roller brush shaft 10 when the roller brush shaft 10 rotates, the blade 31 of the scraper 30 can cut off hairs wound around the roller brush shaft 10 in real time during the rotation cleaning process of the roller brush, so that the cut hairs are absorbed by the dust absorption device of the cleaning device. Furthermore, the problem that the cleaning efficiency is reduced due to the fact that hair is wound on the rolling brush in the cleaning task executing process of the cleaning equipment can be avoided. It can be seen that compared with a conventional rolling brush, the rolling brush has the advantages of avoiding hair troubles and guaranteeing the cleaning efficiency of the cleaning equipment for a long time.

Further, the scraper 30 may reciprocate in the length direction of the roll brush shaft 10 as the roll brush shaft 10 rotates. With this arrangement, the cutting efficiency of the scraper 30 to the hairs on the roller brush shaft 10 can be improved, and the cleaning device can be ensured to always maintain high cleaning efficiency. Of course, the design of the present application is not limited thereto, and in other embodiments, the scraper 30 also makes a unidirectional movement in the length direction of the roll brush shaft 10.

Specifically, the roller brush shaft 10 is hollow and has a receiving cavity 11, the roller brush shaft 10 is provided with a guide groove 12 communicating with the receiving cavity 11, the scraper 30 is disposed in the receiving cavity 11, and the blade 31 of the scraper 30 extends out of the guide groove 12, and the scraper 30 can move along the guide groove 12.

It will be appreciated that the installation of the scraper 30 in the housing chamber 11 with the blade 31 of the scraper 30 extending from the guide groove 12 allows the assembly of the scraper 30 with the roller brush shaft 10 to be accomplished without affecting the structure of the roller brush shaft 10 and ensures the hair cutting function of the scraper 30. So, alright need not cleaning device's structure and make the adaptability adjustment for the round brush of this application to make the round brush of this application can carry out the dismouting based on current structure with common cleaning device. Therefore, on one hand, the application range of the rolling brush can be improved, and on the other hand, the application cost of the rolling brush can be reduced. In addition, the blade 31 of the scraper 30 protrudes from the guide groove 12, which is advantageous in improving the cutting ability of the blade 31 to the hair wound around the roller brush shaft 10.

Further, the guide groove 12 extends from one end of the roll brush shaft 10 to the other end, and it can be understood that the guide groove 12 extends from one end of the roll brush shaft 10 to the other end, then the scraper 30 can move from one end of the roll brush shaft 10 to the other end along the guide groove 12, so that the moving distance of the scraper 30 on the roll brush shaft 10 can be increased to cut off the hairs on the roll brush shaft 10 as completely as possible, and the hair removing effect can be improved.

Further, the guide groove 12 extends in parallel to the axial direction of the brush shaft 10. With such a design, on the one hand, the movement of the scraper 30 can be simplified, and on the other hand, the movement distance required for the guide groove 12 to move from one end of the roller brush shaft 10 to the other end can be shortened, so that the scraper 30 can cut off hairs on the roller brush shaft 10 as soon as possible before a large number of hairs are entangled. Of course, the design of the present application is not limited thereto, and in other embodiments, the extending direction of the guide groove 12 may be parallel to the axial direction of the roller brush shaft 10.

Further, a plurality of the cleaning brushes 20 are provided at intervals in the circumferential direction of the brush roller 10, and the guide groove 12 is provided between any adjacent two of the cleaning brushes 20 and keeps away the cleaning brushes 20.

Specifically, the cleaning brush 20 includes a plurality of brushes 21 and a plurality of glue brushes 22, the plurality of brushes 21 are arranged at intervals in the circumferential direction of the roller brush shaft 10; the plurality of glue brushes 22 are also provided, the plurality of glue brushes 22 are arranged at intervals in the circumferential direction of the roll brush shaft 10, and the plurality of glue brushes 22 and the plurality of brushes 21 are sequentially alternated in the circumferential direction of the roll brush shaft 10. The guide groove 12 is provided between any adjacent two brushes 21 and glue brush 22.

It will be appreciated that the guide groove 12 is provided between any adjacent two of the cleaning brushes 20, and the guide groove 12 is formed to avoid the cleaning brushes 20, so that the scraper 30 is prevented from moving and interfering with the cleaning brushes 20, and the service life of the roll brush can be prolonged.

Further, the rolling brush of the application also comprises a screw rod 40, the screw rod 40 is arranged in the accommodating cavity 11, and the screw rod 40 and the guide groove 12 extend in the same direction; the handle 32 of the scraper 30 is in threaded connection with the screw 40, and the blade 31 of the scraper 30 is arranged on the handle 32; wherein the content of the first and second substances,

when the roller brush shaft 10 rotates, the screw 40 can be kept stationary, and the roller brush shaft 10 drives the handle 32 to rotate around the screw 40 through the blade 31, so that the blade 31 moves along the guide groove 12.

Specifically, the blade 31 extends out of the guiding groove 12 and is in threaded fit with the screw 40 through the handle 32, since the screw 40 can be kept stationary when the roller brush shaft 10 rotates, so that when the roller brush shaft 10 rotates under the driving of the external driving source, the guiding groove 12 can drive the blade 31 to rotate, and further drive the handle 32 to rotate around the screw 40, since the handle 32 is in threaded fit with the screw 40, when the handle 32 rotates around the screw 40, the handle 32 can move along the screw 40, and further drive the blade 31 to move along the guiding groove 12.

Through the structure, the scraper 30 can move on the roller brush shaft 10 by means of an external driving source, so that the roller brush does not need an integrated power structure, the structure of the roller brush is simplified, and the production cost of the roller brush is reduced. Of course, the design of the present application is not limited thereto, and in other embodiments, an internal power assembly, such as a motor, may be disposed in the accommodating chamber 11 to directly drive the scraper 30 to move relative to the roller brush shaft 10.

Furthermore, the screw 40 is provided with a first thread groove 41 and a second thread groove 42 with opposite rotation directions, and two ends of the first thread groove 41 are respectively communicated with two ends of the second thread groove 42, so that the tool holder 32 can rotate from one of the first thread groove 41 or the second thread groove 42 to the other.

It can be understood that, since the first screw groove 41 and the second screw groove 42 are rotated in opposite directions, when the rotation direction of the roll brush shaft 10 is fixed, the movement direction of the scraper 30 is opposite when the holder 32 is fitted with the first screw groove 41 or the second screw groove 42. That is, assuming that the two ends of the guide groove 12 are the first end and the second end, respectively, if the blade 31 moves in the direction from the first end to the second end of the guide groove 12 when the holder 32 is engaged with the first thread groove 41, then the blade 31 moves in the direction from the second end to the first end of the guide groove 12 when the holder 32 is engaged with the second thread groove. Here, since both ends of the first screw groove 41 communicate with both ends of the second screw groove 42, respectively, when the tool holder 32 moves to the end of the first screw groove 41 or the second screw groove 42, the tool holder 32 can rotate from the first screw groove 41 into the second screw groove 42, or from the second screw groove 42 into the first screw groove 41, and the reciprocating movement of the cutting insert 31 in the guide groove 12 can be realized.

Through the structure, the reciprocating movement of the blade 31 in the length direction of the rolling brush shaft 10 can be realized, and then the scraper 30 can cut off hairs wound on the rolling brush shaft 10 in real time when the rolling brush works, so that the cleaning equipment is ensured to keep high-efficiency cleaning efficiency all the time. Of course, the design of the present application is not limited thereto, and in other embodiments, the scraper 30 may move along the guide groove 12 in one direction. It should be noted that when the scraper 30 moves along the guide groove 12 in one direction, the scraper 30 can be disengaged from the thread of the screw 40 and idle relative to the screw 40 after moving to the end of the screw 40.

Specifically, the roller brush further includes a mounting head 50 rotatably connected to one end of the roller brush shaft 10, the mounting head 50 being adapted to be fixedly connected to the cleaning device. Accordingly, one end of the lead screw 40 is connected to the mounting head 50 in a limited manner so as to be stationary with respect to the roll brush shaft 10.

Specifically, one end of the screw 40 is provided with an insertion rod 43, the mounting head 50 is provided with a slot (not labeled) matched with the insertion rod 43, and the screw 40 is inserted into the slot through the insertion rod 43, so as to realize a limit connection with the mounting head 50. The mounting head 50 passes through the slot to restrict the rotation of the lead screw 40 so that the lead screw 40 can be kept stationary while the roll brush shaft 10 rotates.

Specifically, the mounting head 50 may be fixedly connected to the cleaning apparatus when assembled with the cleaning apparatus, and at this time, since the roller shaft 10 is rotatably connected to the mounting head 50, the roller shaft 10 may be freely rotated by the driving source provided to the cleaning apparatus. Meanwhile, since one end of the lead screw 40 is limitedly connected to the mounting head 50, the lead screw 40 can be kept stationary while the roll brush shaft 10 rotates. Here, since the guide groove 12 is provided on the roll brush shaft 10, the rotation of the roll brush shaft 10 brings the scraper 30 to rotate around the feed screw 40 to realize the movement of the scraper 30 along the guide groove 12.

Further, the rolling brush shaft 10 further comprises a driving head 60 disposed at the other end of the rolling brush shaft 10, the driving head 60 is used for driving the rolling brush shaft 10 to rotate under the driving of an external driving source, and the other end of the screw rod 40 is rotatably connected with the driving head 60.

Specifically, when the roll brush is assembled with the cleaning apparatus, the roll brush shaft 10 may be drivingly connected to a driving source (i.e., the external driving source) provided to the cleaning apparatus via the driving head 60, so that the cleaning apparatus may drive the roll brush shaft 10 to rotate via the driving head 60. Because the screw rod 40 is rotatably connected with the driving head 60, the driving head 60 does not drive the screw rod 40 to rotate, so that the screw rod 40 can be kept still. This is provided to support both ends of the lead screw 40 (i.e., the support of the driving head 60 and the mounting head 50) to improve the stability of the installation of the lead screw 40 in the roll brush shaft 10, and thus, to improve the stability of the movement of the squeegee 30.

In order to improve the smoothness of the rotation between the screw 40 and the driving head 60, in the embodiment, a rotating member 70 is provided at the end of the screw 40 connected to the driving head 60, the screw 40 is rotatably connected to the driving head 60 through the rotating member 70, and the rotating member 70 may be a rotating shaft, a ball, a bearing, or the like.

Further, the width of the blade 31 of the scraper 30 gradually expands from the shank 32. It can be understood that the design is such that the included angle between the cutting edge of the blade 31 and the roller brush shaft 10 is an acute angle, so as to prevent hairs from bypassing the blade along the cutting edge of the blade 31, and further facilitate the blade 31 to cut off hairs wound on the roller brush shaft 10, thereby improving the cutting efficiency of the scraper 30.

The utility model discloses still provide a cleaning device 200, this cleaning device 200 includes drive arrangement and round brush, and this drive arrangement is connected with the round brush drive, and the concrete structure of this round brush refers to above-mentioned embodiment, because this cleaning device 200 has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and it is here no longer repeated one by one.

Illustratively, the cleaning device 200 includes, but is not limited to, a sweeping robot, a vacuum cleaner.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. A roll brush, comprising:

a roller brush shaft;

the cleaning brush is arranged on the periphery of the rolling brush shaft; and

the scraper is movably arranged on the rolling brush shaft, the blade of the scraper at least partially protrudes from the surface of the rolling brush shaft, and when the rolling brush shaft rotates, the scraper can move in the length direction of the rolling brush shaft.

2. The roll brush of claim 1, wherein the scraper is reciprocally movable in a length direction of the roll brush shaft when the roll brush shaft rotates.

3. The round brush according to claim 1, wherein the round brush shaft is hollow to form a receiving chamber, the round brush shaft is provided with a guide groove communicating with the receiving chamber, the guide groove extends from one end of the round brush shaft to the other end, the scraper is provided in the receiving chamber, the blade protrudes from the guide groove, and the blade is movable along the guide groove.

4. The roller brush according to claim 3, wherein the guide groove extends from one end of the roller brush shaft to the other end thereof, and/or the guide groove extends in a direction parallel to the axial direction of the roller brush shaft.

5. The roll brush according to claim 3, wherein a plurality of the cleaning brushes are provided at intervals in a circumferential direction of the roll brush shaft, and the guide groove is provided between any adjacent two of the cleaning brushes and avoids the cleaning brushes.

6. The round brush according to claim 3, wherein the round brush further comprises a screw rod, the screw rod is arranged in the accommodating cavity, and the screw rod and the guide groove extend in the same direction;

the knife handle of the scraper is in threaded connection with the screw rod, and the blade is arranged on the knife handle; wherein the content of the first and second substances,

when the rolling brush shaft rotates, the screw rod keeps static, and the rolling brush shaft drives the cutter handle to rotate around the screw rod through the blade so as to enable the blade to move along the guide groove.

7. The round brush according to claim 6, wherein the lead screw is provided with a first thread groove and a second thread groove with opposite rotation directions, and both ends of the first thread groove are respectively communicated with both ends of the second thread groove, so that the handle can rotate from one of the first thread groove or the second thread groove to the other.

8. The roller brush of claim 6 further comprising a mounting head rotatably connected to one end of the roller brush shaft, the mounting head adapted for fixed connection to a cleaning device, one end of the lead screw being captively connected to the mounting head to remain stationary while the roller brush shaft rotates.

9. The round brush according to claim 8, wherein the round brush shaft further comprises a driving head provided at the other end of the round brush shaft, the driving head is used for driving the round brush shaft to rotate under the driving of an external driving source, and the other end of the screw rod is rotatably connected with the driving head.

10. A cleaning device comprising a drive means and a roller brush according to any one of claims 1 to 9, said drive means being in driving connection with said roller brush.

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