CN219699794U - Hair cutting rolling brush and cleaning device - Google Patents

Abstract

The utility model discloses a bristle cutting rolling brush and a cleaning device, the bristle cutting rolling brush comprises a rolling brush body and a blade component, the blade component is arranged on the rolling brush body, and moves in an axial reciprocating mode relative to the rolling brush body, the rolling brush body comprises an inner ring and bristles arranged on the outer wall of the inner ring, the diameter of the inner ring is d0, the circumferential diameter formed by the tops of the bristles is d1, at least one radial protruding part arranged along the axial direction of the rolling brush body is arranged on the inner ring, the cutter Mao Bufen of the blade component is arranged in the radial protruding part, the diameter of the radial protruding part is d2, d2 is larger than d0 and smaller than d1, the diameter of the axial protruding part is larger than the diameter of the inner ring and smaller than the diameter of the bristles, so that the bristles of the rolling brush body firstly contact and lean against a surface to be cleaned when the rolling brush body is cleaned, and the carpet surface is protected by the bristles when the blade component is cut, and the carpet surface is not easy to be cut.

Description

Hair cutting rolling brush and cleaning device

Technical Field

The utility model relates to the technical field of cleaning devices, in particular to a hair cutting rolling brush and a cleaning device.

Background

At present, a hair cutting rolling brush is provided for solving the problem that the rolling brush of the dust collector is easy to wind hair, and the hair cutting rolling brush drives a blade to axially reciprocate to cut off the wound hair on the rolling brush by arranging the blade on the rolling brush, so that the cut hair can be sucked into the dust collector, and the cleaning efficiency is improved. For example, publication No.: the utility model patent of CN113080765B discloses a hair cutting rolling brush and a dust collector thereof, comprising a roller and brush hairs arranged on the roller, wherein a first hair cutting section and a second hair cutting section Mao Duan are arranged on the roller, the central axes of the first hair cutting section and the roller are positioned on a first plane, the central axes of the second hair cutting section Mao Duan and the roller are positioned on a second plane, the included angle between the second plane and the first plane ranges from 90 degrees to 180 degrees, and the sum of the lengths of the first hair cutting section and the second hair cutting section Mao Duan is smaller than or equal to the length of the roller. In this technical scheme, the winding is cut by arranging the first cutting section and the second cutting section Mao Duanlai on the roller, but when the cutting rolling brush is applied to a carpet with a pile surface, the blade cuts part of the pile while cutting the winding, so that the surface of the carpet is damaged.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a hair cutting rolling brush which can cut off a winding and prevent the surface of fluff from being cut off.

The utility model provides a bristle cutting rolling brush which comprises a rolling brush body and a blade assembly, wherein the blade assembly is arranged on the rolling brush body and axially reciprocates relative to the rolling brush body, the rolling brush body comprises an inner ring and bristles arranged on the outer wall of the inner ring, the diameter of the inner ring is d0, the circumference diameter formed by the tops of the bristles is d1, at least one radial protruding part arranged along the axial direction of the rolling brush body is arranged on the inner ring, a cutter Mao Bufen of the blade assembly is arranged in the radial protruding part, and the diameter of the radial protruding part is d2, and d2 is larger than d0 and smaller than d1.

In the technical scheme, the diameter of the radial protruding part is larger than that of the inner ring and smaller than that of the bristles, the bristle cutting part of the blade assembly is arranged on the radial protruding part, and the diameter of the bristles is the largest, so that the bristles of the rolling brush body are firstly contacted and abutted against the surface to be cleaned when the rolling brush body is cleaned, the blade assembly and the surface to be cleaned are protected, and particularly when the cleaning surface is a carpet surface, the carpet surface is protected by the bristles and is not easy to be cut off, and the blade assembly is also not easy to be worn; the filiform rubbish such as hair is twined easily on the inner race when cleaning, is greater than the inner race diameter through setting up radial bulge diameter, and the winding hair must pass through radial bulge for the blade subassembly can directly cut off the hair, and cleaning efficiency is higher.

As an improvement, the rolling brush body comprises a first shell and a second shell, wherein the first shell is provided with a first extension part which is arranged along the axial extension of the rolling brush body, the second shell is provided with a second extension part which is arranged along the axial extension of the rolling brush body, and the first extension part and the second extension part are combined into a radial protruding part and simultaneously form a space for accommodating the hair cutting part.

In this technical scheme, the round brush body is connected by first casing and second casing and is formed the shell body, joins into radial bulge through first extension and second extension to install the cut hair part of blade subassembly through the interval that first extension and second extension joined and form, make cut hair part can directly act on the hair of winding on radial bulge, simple structure, installation are convenient.

As an improvement, the blade assembly comprises a first blade and a second blade which are mutually matched along the axial direction of the rolling brush body, part or all of the first blade is accommodated in the interval, and part or all of the second blade is accommodated in the interval. In this technical scheme, through setting up the blade subassembly and including first blade and second blade, first blade cooperates with the second blade and realizes cutting the hair, sets up part or all of first blade, part or all of second blade and is located the interval, and the multiple mode of installation of first blade and second blade simplifies the installation.

As an improvement, the rolling brush body is provided with a driving component for driving the first blade and the second blade to mutually and axially cut and move, the driving component is positioned at any one of the left end and the right end of the rolling brush body, the first blade and/or the second blade is provided with a radial connecting part, the radial connecting part protrudes inwards and is arranged at intervals, and the driving component drives the first blade and/or the second blade to mutually and axially cut and move through the radial connecting part.

In this technical scheme, first casing and second casing are connected the shell body that forms the round brush body, be formed with the inner chamber just can install drive assembly after first casing and second casing are connected, spatial distribution is reasonable, first blade and/or second blade pass through radial connecting portion and drive assembly connection transmission, inwards protrude in the interval through setting up radial connecting portion for radial connecting portion and drive assembly's connection avoid the interval setting, the interval need not to consider holding drive assembly and can reduce the height, therefore first extension and second extension can reduce weight, and make blade assembly and drive assembly's assembly simpler through radial connecting portion, the requirement to drive assembly has been reduced, and make drive assembly install in the interior operating space of inner chamber bigger.

As an improvement, the first blade and the second blade are matched with each other to provide a cutting part, the cutting part is used as the cutting Mao Bufen, the radial protruding part is provided with a cutting Mao Duan, the cutting part is positioned at the gap of the wool cutting section, and the diameter of the cutting Mao Duan is d3, and d3 is larger than d2 and smaller than d1.

In this technical scheme, install the cutting portion of blade subassembly through setting up cut Mao Duan for blade subassembly's cutting stability is better, cuts Mao Duan and can protect the blade subassembly not worn and torn better, sets up the diameter that cuts Mao Duan and is greater than radial bulge's diameter and be less than the diameter of brush hair, can make the blade subassembly prevent to cut off the fine hair surface when cutting off the winding thing.

As an improvement, the cutter Mao Duan is provided with a plurality of arc-shaped protrusions, the arc-shaped protrusions are sequentially distributed at intervals along the axial direction of the rolling brush body, and gaps are reserved between the adjacent arc-shaped protrusions.

In this technical scheme, through set up a plurality of arc protruding along axial sequential interval distribution on cutting the hair section for have the clearance between the adjacent arc protruding, make filiform rubbish such as hair can pass through the clearance winding on cutting Mao Duan, and filiform rubbish such as hair is spacing through the arc protruding, make blade assembly can cut off filiform rubbish such as hair more easily, efficiency is better.

As an improvement, the radial protruding portions comprise 2 radial protruding portions, the included angle of the 2 radial protruding portions is 180 degrees, each radial protruding portion is provided with a bolt hole for installing a bolt, the number of the bolt holes is at least four, the head portions of the bolt holes are diagonally distributed, and the tail portions of the bolt holes are diagonally distributed.

In the technical scheme, the included angle of the 2 radial protruding parts is 180 degrees, the bolt holes are formed in the radial protruding parts, the radial protruding parts are formed by combining the first extending parts and the second extending parts, the middle parts of the first shell and the second shell are required to form round cavities, the first extending parts and the second extending parts are only required to be provided with blade assemblies, and the thickness of the blade assemblies is limited, so that the interval between the first extending parts and the second extending parts is smaller, the bolt fixing is more effective, and the strength is larger; through setting up the bolt hole at least four for the bolt hole is the four corners distribution, and the head that sets up the bolt hole is the diagonal distribution, the afterbody of bolt hole is the diagonal distribution, makes the bolt install in the bolt hole be even symmetric distribution, and the round brush body can maintain dynamic balance when rotating, thereby reduces motion noise, improves user experience and feels.

As an improvement, a plurality of ribs are arranged on the outer wall surface of the inner ring, and the bristles are arranged on the ribs.

The laminating of carpet and ground relies on the self gravity of carpet, when cutting the round brush of hair when cleaning on the carpet surface, it has thrust to cut the round brush of hair and remove to the carpet, and the circumstances of piling up the fold easily takes place to partly carpet influences the round brush and removes clear efficiency, in this technical scheme, through set up the bead at the outer wall of round brush body, the round brush body is through bead and wait clean surface contact when rotating, when waiting clean surface to be the carpet surface, the round brush body rolls through the bead and has the effect of beating to the carpet, and not promote the carpet, can make the rubbish granule of hiding in the carpet fine hair be patted out, improves cleaning efficiency.

As a modification, the diameter d4 of the rib is equal to or greater than d2 and less than d1.

In this technical scheme, set up the diameter of bead and be equal to or greater than radial bulge's diameter, when the brush hair use wearing and tearing or buckling, the round brush body passes through bead and waits to clean the surface butt, still can protect blade subassembly not direct with wait to clean the surface contact through the bead, the fine hair on protection carpet surface is not cut off, and blade subassembly is difficult for also being worn and torn moreover.

As an improvement, adjacent rib side walls and the inner ring surface form a guide channel leading to the middle.

In this technical scheme, the bead is protruding for the inner circle, therefore adjacent bead and the inner circle surface of its centre gripping can form a direction passageway of leading in to for rubbish can be along this direction passageway suction after gathering in, improves clean efficiency.

As an improvement, annular protruding parts are arranged at two ends of the rolling brush body, and the top surfaces of the annular protruding parts are higher than the top surfaces of the convex ribs.

In this technical scheme, through set up annular bulge at the tip of round brush body to the top surface of this annular bulge is higher than the top surface of bead, and the top surface of annular bulge is higher than the guide way promptly, can play the effect that blocks rubbish, prevents that rubbish from getting into the organism by the tip of round brush body, avoids influencing organism life.

As an improvement, the rib comprises a left rib and a right rib, the starting ends of the left rib and the right rib are connected with one side of the radial protruding part, the tail ends of the left rib and the right rib are connected with the other side of the radial protruding part, the outer wall surface of the inner ring is provided with bumps distributed circumferentially, and the bumps are positioned at the symmetrical centers of the left rib and the right rib.

In this technical scheme, set up the bead and be about the distribution so that form the guide way of leading in, through set up the lug in the symmetry center department of controlling two parts bead, can make the round brush body keep unanimous at radial ascending weight when rotating, prevent that the round brush body from rotating eccentrically, maintain the action balanced, improve the rotation efficiency of round brush body.

As an improvement, a hollow part is arranged between the two ends of the left and right part of convex edges which are positioned at the symmetrical center.

In this technical scheme, through being equipped with the empty portion in the symmetry center department of controlling two parts bead to make the center department of inner circle can form bigger accommodation space, and empty portion can suck rubbish in a large number when rotating cleaning device's suction inlet department, consequently, be favorable to a large amount of rubbish to flow to empty portion through the direction passageway of direction in going, thereby be favorable to promoting cleaning performance and efficiency, and to some cleaning device who uses the battery, can suck rubbish more high-efficiently through above-mentioned technical scheme improvement, thereby save the electric energy.

As an improvement, the left and right side surfaces of the protruding block form a V-shaped guide surface with the tip part arranged towards the hollow part, and the surface of the protruding block is also provided with bristles.

In this technical scheme, through setting up V-arrangement guide face, on the one hand make up the empty portion and form the unable whole axial of round brush that leads to and cover the clean problem of brush hair, on the other hand V-arrangement guide face is more favorable to rubbish to flow towards empty portion, improves cleaning performance and efficiency.

The utility model also provides a cleaning device which comprises the wool cutting rolling brush.

According to the bristle cutting rolling brush and the cleaning device, the diameter of the radial protruding part of the bristle cutting rolling brush is larger than that of the inner ring and smaller than that of the bristles, so that the bristles of the rolling brush body firstly contact and lean against the surface to be cleaned when the rolling brush body is cleaned, and the carpet surface is protected by the bristles and is not easy to cut off fluff when the blade assembly is cut; providing the cut Mao Duan with a diameter greater than the diameter of the radial projection and less than the diameter of the bristles enables the blade assembly to sever the windings while preventing severing of the fluff surface; through setting up the bead, utilize the bead roll to pat and wait for the rubbish granule hidden in fine hair can jump out the carpet surface, improves clean efficiency.

In summary, the cleaning device needs a bristle cutting rolling brush to achieve better cleaning performance and efficiency, and the bristle cutting rolling brush is a main core component of the cleaning device.

Drawings

Fig. 1 is a schematic perspective view of a bristle cutting roller brush according to the present disclosure.

Fig. 2 is a schematic perspective view of another angle of a bristle cutting roller brush according to the present disclosure.

Fig. 3 is an enlarged partial schematic view of fig. 2 a of the present disclosure.

Fig. 4 is a schematic cross-sectional view of a bristle cutting roller brush of the present disclosure.

Fig. 5 is an exploded view of a bristle cutting roller brush of the present disclosure.

Fig. 6 is a schematic view of a portion of a bristle cutting roller brush according to the present disclosure.

Fig. 7 is an enlarged partial schematic view of fig. 6B of the present disclosure.

Fig. 8 is an enlarged partial schematic view of fig. 6C of the present disclosure.

Fig. 9 is a schematic perspective view of the first housing or the second housing in the present disclosure.

Fig. 10 is a partially enlarged schematic view of fig. 9D of the present disclosure.

Fig. 11 is a schematic sectional view of a bristle-cutting roller brush according to the present disclosure.

Fig. 12 is an exploded view of the blade assembly of the present disclosure.

Fig. 13 is an exploded view of the roll brush body and support arm of the present disclosure.

The figure shows: 1. a rolling brush body; 11. an end cap; 111. a mounting hole; 12. an inner ring; 121. a bump; 13. a radial projection; 131. cutting Mao Duan; 1311. arc-shaped bulges; 132. spacing; 14. bolt holes; 15. a first housing; 151. a first extension; 16. a second housing; 161. a second extension; 17. a rib; 171. a guide channel; 172. a hollow portion; 18. an annular projection; 19. a baffle ring; 191. an extension portion; 2. a blade assembly; 21. a cutting section; 22. a first blade; 221. a first guide hole; 23. a second blade; 231. a second guide hole; 24. a radial connection; 3. brushing; 4. a limit column; 5. a drive assembly; 6. and a support arm.

Detailed Description

For a better understanding of the utility model, various aspects of the utility model will be described in more detail with reference to the accompanying drawings. It should be understood that the detailed description is merely illustrative of exemplary embodiments of the utility model and is not intended to limit the scope of the utility model in any way. Like reference numerals refer to like elements throughout the specification.

In the drawings, the thickness, size and shape of the object have been slightly exaggerated for convenience of explanation. The figures are merely examples and are not drawn to scale.

It will be further understood that the terms "comprises," "comprising," "includes," "including," "having," "including" and/or "having," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Example 1

As shown in fig. 1 to 13, the present utility model discloses a bristle cutting roller brush, comprising a roller brush body 1 and a blade assembly 2, wherein the blade assembly 2 is mounted on the roller brush body 1, the blade assembly 2 is connected with a driving assembly, the blade assembly 2 axially reciprocates relative to the roller brush body 1 through a driving assembly 5, the blade assembly 2 cuts off windings through the axially reciprocating motion, and the driving assembly 5 comprises but is not limited to motor driving, gear driving and cam driving; as shown in fig. 1, the rolling brush body 1 is mounted on a rolling brush frame, an end cover 11 is mounted at one end of the rolling brush body 1, a mounting hole 111 adapted to a driving head of the rolling brush frame is formed in the end cover 11, the rolling brush body 1 and the driving head of the rolling brush frame are fixedly sleeved through the mounting hole 111, and the diameter of the end cover 11 is large, so that garbage can be prevented from entering a machine body from a gap between the rolling brush body 1 and the rolling brush frame.

As shown in fig. 2 and 4, the rolling brush body 1 comprises an inner ring 12 and bristles 3 arranged on the outer wall of the inner ring 12, the inner ring 12 is cylindrical, the diameter of the inner ring 12 is d0, the circumferential diameter formed at the top of the bristles 3 is d1, the inner ring 12 is provided with at least one radial bulge 13 arranged along the axial direction of the rolling brush body 1, a cutter Mao Bufen of the blade assembly 2 is arranged in the radial bulge 13, the diameter of the radial bulge 13 is d2, d2 is larger than d0 and smaller than d1, namely the diameter of the radial bulge 13 is larger than the diameter of the inner ring 12 and smaller than the diameter of the bristles 3, the bristle cutting part of the blade assembly 2 is arranged on the radial bulge 13, and the diameter of the bristles 3 is the largest, so that the bristles 3 firstly contact and abut against the surface to be cleaned when the rolling brush body 1 is cleaned, the blade assembly 2 and the surface to be cleaned are protected, especially when the cleaning surface is a carpet surface, the carpet surface is protected by the bristles 3 and the carpet surface is not easy to be cut, and the blade assembly 2 is not easy to wear; the filiform rubbish such as hair is easy to wind on the inner ring 12 when cleaning, and through setting up radial bulge 13 diameter and being greater than the inner ring 12 diameter, the hair of winding must pass through radial bulge 13 for blade subassembly 2 can directly cut off the hair, and cleaning efficiency is higher.

As shown in fig. 1, 2 and 5, the rolling brush body 1 includes a first housing 15 and a second housing 16, the first housing 15 and the second housing 16 are all semicircular, the rolling brush body 1 is joined by the first housing 15 and the second housing 16 to form an outer housing of the rolling brush body 1, the two sides of the first housing 15 are all provided with a first extension portion 151 arranged along the axial direction of the rolling brush body 1, the two sides of the second housing 16 are all provided with a second extension portion 161 arranged along the axial direction of the rolling brush body 1, the first extension portion 151 and the second extension portion 161 are in size fit, the first extension portion 151 and the second extension portion 161 are joined to form a radial protruding portion 13, and at the same time, a space 132 for accommodating a hair cutting portion is formed, so that the hair cutting portion can directly act on the hair wound on the radial protruding portion 13, the assembly is convenient and labor-saving, and the connection structure is more reliable and stable.

More specifically, as shown in fig. 11 and 12, the blade assembly 2 includes a first blade 22 and a second blade 23 which are disposed in match with each other in the axial direction of the roll brush body 1, the first blade 22 and the second blade 23 being mated to effect hair cutting, in this embodiment, a portion of the first blade 22 is accommodated in the space 132, and a portion of the second blade 23 is accommodated in the space 132; the first shell 15 and the second shell 16 are connected to form an outer shell of the rolling brush body 1, an inner cavity is formed after the first shell 15 and the second shell 16 are connected, the driving component 5 can be installed right, the driving component 5 drives the first blade 22 and the second blade 23 to axially cut and move relative to each other, as shown in fig. 6 and 8, the driving component 5 is located at any one of the left end and the right end of the rolling brush body 1, the first blade 22 and/or the second blade 23 is provided with a radial connecting part 24, the radial connecting part 24 protrudes inwards from the space 132, the radial connecting part 24 and the driving component 5 are connected to avoid the space 132, the space 132 can be reduced in height without considering containing the driving component 5, namely, the thickness of the radial protruding part 13 is reduced, therefore, the first extending part 151 and the second extending part 161 can be reduced in weight, the driving component 5 drives the first blade 22 and/or the second blade 23 to axially cut and move relative to each other through the radial connecting part 24, moreover, the assembly of the driving component 2 and the driving component 5 is simpler through the radial connecting part 24, the assembly of the driving component 5 is provided with the radial connecting part 24, the requirement for the driving component 5 is reduced, and the driving component 5 is more required to be installed in the inner cavity.

As shown in fig. 2 to 4, the first blade 22 and the second blade 23 are matched with each other to provide a cutting portion as a cut Mao Bufen, the radial protrusion 13 is provided with a cut Mao Duan 131, the cutting portion 21 of the blade assembly 2 protrudes through the gap of the cut Mao Duan 131, the diameter of the cut Mao Duan 131 is d3, d3 is greater than d2 and less than d1, the cutting portion 21 of the blade assembly 2 is mounted by providing the cut Mao Duan 131 so that the cutting stability of the blade assembly 2 is better, the cut Mao Duan 131 can better protect the blade assembly 2 from being worn, and the diameter of the cut Mao Duan 131 is greater than the diameter of the radial protrusion 13 and less than the diameter of the bristle 3, so that the blade assembly 2 can prevent cutting of the fluff surface while cutting the winding.

More specifically, as shown in fig. 2 and 3, the cutter Mao Duan 131 is provided with a plurality of arc-shaped protrusions 1311, the arc-shaped protrusions 1311 are sequentially distributed at intervals along the axial direction of the rolling brush body 1, so that gaps exist between the adjacent arc-shaped protrusions 1311, and filament-shaped garbage such as hair can be wound on the cutter Mao Duan 131 through the gaps, and the filament-shaped garbage such as hair is limited by the arc-shaped protrusions 1311, so that the blade assembly 2 can cut the filament-shaped garbage such as hair more easily, and the efficiency is better; more specifically, in this embodiment, the arc-shaped protrusion 1311 is formed by sequentially connecting three arc-shaped surfaces, so that the roller brush body 1 can rotate more smoothly through the arc-shaped protrusion 1311 when rotating until the radial protrusion 13 abuts against the surface to be cleaned.

More specifically, as shown in fig. 1, 2 and 5, the radial protrusion 13 is provided with a bolt hole 14 for installing a bolt, the radial protrusion 13 is formed by the engagement of the first extension 151 and the second extension 161, the middle parts of the first housing 15 and the second housing 16 need to form a circular cavity, the first extension 151 and the second extension 161 only need to install the blade assembly 2, the thickness of the blade assembly 2 is limited, therefore, the interval 132 between the first extension 151 and the second extension 161 is smaller, and the bolt fixing is more effective and stronger; on the other hand, the bolt holes 14 are arranged on the radial protruding parts 13, so that the surface of the inner ring 12 is a smooth surface, and garbage is not easy to be blocked by the bolts when passing through the inner ring 12, thereby causing blockage.

More specifically, as shown in fig. 5 to 7, a limiting post 4 adapted to the blade assembly 2 is installed in the rolling brush body 1, the blade assembly 2 and the limiting post 4 are inserted and installed in the rolling brush body 1, a first guiding hole 221 adapted to the limiting post 4 is arranged on the first blade 22, a second guiding hole 231 adapted to the limiting post 4 is arranged on the second blade 23, the first guiding hole 221 and the second guiding hole 231 are both arranged on the radial connecting part 24, and the blade assembly 2 can do axial reciprocating motion in the rolling brush body 1 by matching the limiting post 4 with the first guiding hole 221 and the second guiding hole 231 respectively; wherein, as shown in fig. 5 to 7, the bolt hole 14 is arranged in a position-avoiding manner with the limit post 4 so as to prevent the influence on the movement of the blade assembly 2.

As shown in fig. 1 and 2, the outer wall surface of the inner ring 12 is provided with a plurality of ribs 17, the brush hair 3 is arranged on the ribs 17, and by arranging the ribs 17 on the outer wall surface of the rolling brush body 1, the rolling brush body 1 contacts with the surface to be cleaned through the ribs 17 when rotating, when the surface to be cleaned is the carpet surface, the rolling brush body 1 plays a role in beating the carpet by rolling through the ribs 17, so that garbage particles hidden in the fluff of the carpet can be beaten out, and the cleaning efficiency is improved; the ribs 17 are protruded relative to the inner ring 12, so that a guiding channel 171 guiding the adjacent ribs 17 to the surface of the inner ring 12 clamped by the ribs can be formed, and garbage can be collected and sucked away along the guiding channel 171, thereby improving cleaning efficiency.

More specifically, this embodiment can provide two sizes of the diameter d4 of the rib, one of which is: the diameter d4 of the rib 17 is smaller than the diameter d2 of the radial protrusion 13, and the radial protrusion 13 is closer to the surface to be cleaned than the rib 17, so that the hair cutting efficiency is higher; more preferably, the diameter d4 of the protruding edge 17 is equal to or larger than the diameter d2 of the radial protruding part 13 and smaller than the diameter d1 of the bristle 3, the diameter of the protruding edge 17 is equal to or larger than the diameter of the radial protruding part 13, when the bristle 3 is worn or bent in use, the rolling brush body 1 is abutted against the surface to be cleaned through the protruding edge 17, the blade assembly 2 can still be protected from being directly contacted with the surface to be cleaned through the protruding edge 17, the fluff on the carpet surface is protected from being cut off, and the blade assembly 2 is not easy to wear.

As shown in fig. 2 and 5, the two ends of the rolling brush body 1 are provided with annular protruding portions 18, the top surface of the annular protruding portions 18 is higher than the top surface of the convex rib 17, namely, the top surface of the annular protruding portions 18 is higher than the guide channel 171, so that the effect of blocking garbage can be achieved, the garbage is prevented from entering the machine body from the end portion of the rolling brush body 1, and the service life of the machine body is prevented from being influenced.

As shown in fig. 2, 5 and 9, the rib 17 includes a left and a right portion of ribs 17, starting ends of the left and the right portion of ribs 17 are connected with one side of the radial protrusion 13, tail ends of the left and the right portion of ribs 17 are connected with the other side of the radial protrusion 13, the outer wall surface of the inner ring 12 is provided with a bump 121 distributed circumferentially, the bump 121 is located at the symmetrical center of the left and the right portion of ribs 17, the ribs 17 are distributed left and right so as to form a guiding channel 171 guided in the middle, and by arranging the bump 121 at the symmetrical center of the left and the right portion of ribs 17, the weight of the rolling brush body 1 in the radial direction can be kept consistent during rotation, the rolling brush body 1 is prevented from rotating eccentrically, the action balance is maintained, and the rotation efficiency of the rolling brush body 1 is improved.

More specifically, as shown in fig. 9 and 10, a hollow portion 172 is provided between both ends of the left and right ribs 17 at the center of symmetry so that a larger receiving space can be formed at the center of the inner ring 12, and the hollow portion 172 can suck a large amount of garbage when rotated to the suction port of the cleaning device, thus facilitating a large amount of garbage to flow to the hollow portion 172 through the guide passage 171 guided in the middle, thereby facilitating the improvement of cleaning performance and efficiency, and for some cleaning devices using batteries, more garbage can be sucked away faster through the hollow portion 172, saving electric energy; the left and right sides face of lug 121 constitutes the V-arrangement guide surface that the tip set up towards empty portion 172 to the surface of lug 121 still is equipped with brush hair 3, through setting up the V-arrangement guide surface, fills the cleaning problem that the round brush can't whole axial cover brush hair 3 that empty portion 172 forms on the one hand, and on the other hand V-arrangement guide surface is favorable to rubbish to flow towards empty portion 172 more, improves cleaning performance and efficiency.

More specifically, as shown in fig. 13, one end of the rolling brush body 1 is fixedly sleeved with the rolling brush frame driving head through the end cover 11, the other end of the rolling brush body 1 is connected with the supporting arm 6, the rolling brush body 1 is connected with the cleaning device through the supporting arm 6, the rolling brush body 1 is rotationally connected with the supporting arm 6, the rolling brush body 1 rotates around the supporting arm 6 through the rolling brush frame driving head, one end, close to the supporting arm 6, of the rolling brush body 1 is provided with the baffle ring 19, the diameter of the baffle ring 19 is larger than that of the annular protruding part 18, and the outer side of the baffle ring 19 is provided with an extension part 191 matched with the supporting arm 6, the rolling brush body 1 is sleeved with the supporting arm 6 through the extension part 191, and garbage cannot enter the rolling brush body 1 through a connecting gap between the rolling brush body 1 and the supporting arm 6, and the service life of the rolling brush body 1 is prolonged.

Example 2

This embodiment provides a bristle-cutting rolling brush based on embodiment 1, and the basic structure of the bristle-cutting rolling brush is consistent with embodiment 1, wherein two radial protruding parts 13 are arranged, the two radial protruding parts 13 are uniformly distributed at intervals along the circumferential direction, the included angle between the two radial protruding parts 13 is 180 degrees, and the two radial protruding parts 13 are arranged on opposite sides, so that the center of gravity of the rolling brush body 1 is located on the rotation axis of the rolling brush body 1, and the rolling brush body 1 has better rotation stability.

Each radial bulge 13 is provided with at least one hair cutting segment 131, projections between the hair cutting segments 131 on different radial bulge 13 overlap, the radial bulge 13 is provided with two radial bulge segments, then the number of the cuts Mao Duan is at least two, in the embodiment, the number of the cuts Mao Duan of each radial bulge 13 is one, projections between the hair cutting segments 131 on different radial bulge 13 overlap, the sum of the lengths of the cuts Mao Duan 131 is larger than the length of the radial bulge 13, and the cutting length of the cuts Mao Duan 131 can cover the length of the whole radial bulge 13, so that the hair wound on the rolling brush body 1 can be cut through the cuts Mao Duan 131, and the hair can be cut with better efficiency.

More specifically, as shown in fig. 2 and 5, four bolt holes 14 are formed in each radial protruding portion 13, eight bolt holes 14 are formed in the rolling brush body 1, two of the bolt holes 14 are in a group, four groups of the bolt holes 14 are distributed in four corners, the heads of the bolt holes 14 are distributed diagonally, the tails of the bolt holes 14 are distributed diagonally, the bolts are installed in the bolt holes 14 and are uniformly and symmetrically distributed, and dynamic balance of the rolling brush body 1 can be maintained during rotation, so that motion noise is reduced, and user experience is improved.

Example 3

This embodiment provides a bristle-cutting rolling brush based on embodiment 1, and the basic structure of the bristle-cutting rolling brush is consistent with embodiment 1, wherein two radial protruding parts 13 are arranged, the two radial protruding parts 13 are uniformly distributed at intervals along the circumferential direction, the included angle between the two radial protruding parts 13 is 180 degrees, and the two radial protruding parts 13 are arranged on opposite sides, so that the center of gravity of the rolling brush body 1 is located on the rotation axis of the rolling brush body 1, and the rolling brush body 1 has better rotation stability.

As shown in fig. 1 and 2, each radial protrusion 13 is provided with at least one hair cutting segment 131, projections between the hair cutting segments 131 on different radial protrusions 13 overlap, the radial protrusions 13 are provided with two radial protrusions, at least two hair cuts Mao Duan 131 are provided, in this embodiment, the number of the cuts Mao Duan provided with one radial protrusion 13 is one, the number of the cuts Mao Duan provided with the other radial protrusion 13 is two, three hair cutting segments 131 are distributed in an isosceles triangle, projections between the hair cutting segments 131 provided on different radial protrusions 13 overlap, so that the sum of the lengths of the cuts Mao Duan 131 is larger than the length of the radial protrusions 13, and the cutting length of the cuts Mao Duan 131 can cover the length of the entire radial protrusion 13, so that hairs wound on the rolling brush body 1 can be cut through the cuts Mao Duan, and compared with the arrangement of the two hair cutting segments 131, the three hair cutting segments 131 can cut the hairs into shorter pieces, so that the hairs can be easily dropped and cleaned more efficiently.

More specifically, as shown in fig. 2 and 5, four bolt holes 14 are formed in each radial protruding portion 13, eight bolt holes 14 are formed in the rolling brush body 1, two of the bolt holes 14 are in a group, four groups of the bolt holes 14 are distributed in four corners, the heads of the bolt holes 14 are distributed diagonally, the tails of the bolt holes 14 are distributed diagonally, the bolts are installed in the bolt holes 14 and are uniformly and symmetrically distributed, and dynamic balance of the rolling brush body 1 can be maintained during rotation, so that motion noise is reduced, and user experience is improved.

Example 4

The basic structure of the hair cutting rolling brush is consistent with that of the embodiment 1, wherein three radial protruding parts 13 are arranged at equal intervals along the circumferential direction, included angles between the three radial protruding parts 13 are 120 degrees, the three radial protruding parts 13 are distributed in an equilateral triangle manner, so that the gravity center of the rolling brush body 1 is positioned on the rotation axis of the rolling brush body 1, and the rolling brush body 1 has better rotation stability.

Each radial bulge 13 is provided with at least one hair-cutting segment 131, projections between the hair-cutting segments 131 on different radial bulge 13 overlap, the radial bulge 13 is provided with three, then the number of the cuts Mao Duan is at least three, in this embodiment, the number of the cuts Mao Duan of each radial bulge 13 is one, projections between the hair-cutting segments 131 on different radial bulge 13 overlap, so that the sum of the lengths of the cuts Mao Duan 131 is greater than the length of the radial bulge 13, and the cutting length of the cuts Mao Duan 131 can cover the length of the whole radial bulge 13, so that the hair wound on the roll brush body 1 can be cut through the cuts Mao Duan, and compared with the setting of two hair-cutting segments 131, the three hair-cutting segments 131 can cut the hair shorter, so that the hair is easier to drop and clean, and the efficiency is better.

Example 5

The embodiment also discloses a cleaning device, which comprises the hair cutting rolling brush according to any one of the embodiments 1 to 3, wherein a dust collection opening is formed in the bottom of the cleaning device body, the hair cutting rolling brush is arranged in the dust collection opening, and when the cleaning device works, the hair cutting rolling brush works, so that dust, hair and other garbage at the dust collection opening are rolled up and sucked into the cleaning device body.

The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present utility model fall within the scope of the present utility model.

Claims (15)

1. The utility model provides a cut hair round brush, includes round brush body (1) and blade subassembly (2), blade subassembly (2) are installed on round brush body (1) to blade subassembly (2) do axial reciprocating motion for round brush body (1), a serial communication port, round brush body (1) include inner circle (12) and set up brush hair (3) on inner circle (12) outer wall, inner circle (12) diameter is d0, the circumference diameter that brush hair (3) top formed is d1, be provided with at least one on inner circle (12) along radial bulge (13) that the axial of round brush body (1) set up, cut Mao Bufen of blade subassembly (2) are installed in radial bulge (13), the circumference diameter that radial bulge (13) top formed is d2, and d2 is greater than d0 and is less than d1.

2. A bristle-cutting roller brush according to claim 1, characterized in that the roller brush body (1) comprises a first housing (15) and a second housing (16), the first housing (15) being provided with a first extension (151) arranged along the axial extension of the roller brush body (1), the second housing (16) being provided with a second extension (161) arranged along the axial extension of the roller brush body (1), the first extension (151) and the second extension (161) engaging into a radial bulge (13) and simultaneously forming a space (132) accommodating the bristle-cutting portion.

3. A hair-cutting roller brush according to claim 2, characterized in that the blade assembly (2) comprises a first blade (22) and a second blade (23) arranged in mutual match in the axial direction of the roller brush body (1), part or all of the first blade (22) being accommodated in the compartment (132), and part or all of the second blade (23) being accommodated in the compartment (132).

4. A bristle-cutting roller brush according to claim 3, characterized in that the roller brush body (1) is provided with a drive assembly (5) for driving the first blade (22) and the second blade (23) to perform a mutual axial cutting movement, the drive assembly (5) being located at either one of the left and right ends of the roller brush body (1), the first blade (22) and/or the second blade (23) being provided with radial connecting portions (24), the radial connecting portions (24) protruding inwards from the space (132), the drive assembly (5) driving the first blade (22) and/or the second blade (23) to perform a mutual axial cutting movement via the radial connecting portions (24).

5. A hair-cutting roller brush according to claim 3, characterized in that the first blade (22) and the second blade (23) are matched to each other to provide a cutting portion (21), the cutting portion (21) being said cut Mao Bufen, said radial projection (13) being provided with a cut Mao Duan (131), said cutting portion (21) being located at the gap of the hair-cutting segment (131), said cut Mao Duan (131) having a diameter d3, d3 being greater than d2 and smaller than d1.

6. The hair-cutting roller brush according to claim 5, wherein the hair-cutting Mao Duan (131) is provided with a plurality of arc-shaped protrusions (1311), the arc-shaped protrusions (1311) are sequentially and alternately distributed along the axial direction of the roller brush body (1), and gaps are arranged between the adjacent arc-shaped protrusions (1311).

7. The hair-cutting roller brush according to claim 2, characterized in that the radial protrusions (13) comprise 2 radial protrusions (13), the included angle of the 2 radial protrusions (13) is 180 degrees, each radial protrusion (13) is provided with bolt holes (14) for installing bolts, the bolt holes (14) are provided with at least four, the heads of the bolt holes (14) are diagonally distributed, and the tails of the bolt holes (14) are diagonally distributed.

8. A bristle-cutting roller brush according to claim 1, characterized in that the outer wall surface of the inner ring (12) is provided with a plurality of ribs (17), and the bristles (3) are arranged on the ribs (17).

9. A hair-cutting roller brush according to claim 8, characterized in that the diameter d4 of the rib (17) is equal to or greater than d2 and less than d1.

10. A hair-cutting roller brush according to claim 8, characterized in that adjacent side walls of the ribs (17) and the surface of the inner ring (12) form a guide channel (171) leading in.

11. The hair-cutting roller brush according to claim 8, wherein annular protruding portions (18) are provided at both ends of the roller brush body (1), and the top surfaces of the annular protruding portions (18) are higher than the top surfaces of the ribs (17).

12. The hair-cutting roller brush according to claim 8, wherein the rib (17) comprises a left rib (17) and a right rib (17), the starting ends of the left rib (17) and the right rib (17) are connected with one side of the radial bulge (13), the tail ends of the left rib (17) and the right rib (17) are connected with the other side of the radial bulge (13), the outer wall surface of the inner ring (12) is provided with circumferentially distributed lugs (121), and the lugs (121) are positioned at the symmetrical centers of the left rib and the right rib (17).

13. A hair-cutting roller brush according to claim 12, characterized in that a hollow (172) is provided between the two ends of the left and right ribs (17) at the center of symmetry.

14. The hair-cutting roller brush according to claim 13, wherein the left and right side surfaces of the projection (121) constitute V-shaped guide surfaces provided with tips toward the hollow portion (172), and the surface of the projection (121) is further provided with bristles (3).

15. A cleaning device comprising a bristle cutting roller brush according to any one of claims 1 to 14.