CN223529356U - Floor brushes and cleaning equipment - Google Patents

Abstract

This application provides a floor brush and a cleaning device. The floor brush includes a housing, a roller brush, and a hair-cutting assembly. The roller brush is rotatably mounted on the housing. The hair-cutting assembly includes a drive motor, a transmission unit, and a cutting element. The drive motor is connected to the housing, and its rotation axis is aligned with the axis of the roller brush. The drive motor is connected to the cutting element via the transmission unit to drive the cutting element to reciprocate along the axis of the roller brush. The floor brush of this application has a better effect in preventing hair entanglement, thereby improving the cleaning efficiency of the cleaning device and reducing the user's operating burden.

Description

Floor brush and cleaning device

Technical Field

The application relates to the technical field of environmental cleaning appliances, in particular to a floor brush and cleaning equipment.

Background

The cleaning apparatus may comprise a main machine and a floor brush provided with a roller brush which rotates and sucks dirt from the floor by means of a negative pressure suction force provided by the main machine. Because the ground generally has dirt such as hair, especially when the hair is longer, the hair is twined on the round brush easily, can lead to round brush motor load increase, and then can lead to the electric current increase of round brush motor to lead to the temperature rise of round brush motor, influence the life of round brush motor.

In the related art, in order to protect the rolling brush motor, the rolling brush motor is provided with an overcurrent stopping function, namely, when the rolling brush is excessively high in current of the rolling brush motor due to hair winding, the rolling brush motor is automatically stopped, so that the dust collection operation of a user can be interrupted although the rolling brush motor is protected, the cleaning efficiency of cleaning equipment is further reduced, the hair of the rolling brush needs to be cleaned manually by the user, and the use burden of the user is further increased.

Disclosure of utility model

Based on the above, the application provides the floor brush and the cleaning equipment, which have better hair winding prevention effect, so that the cleaning efficiency of the cleaning equipment can be improved, and the operation burden of a user can be reduced.

In a first aspect, the application provides a floor brush comprising a housing, a roller brush and a hair cutting assembly, wherein the roller brush is rotatably arranged on the housing;

The hair cutting assembly comprises a driving motor, a transmission unit and a cutting piece, wherein the driving motor is connected to the shell, the rotation axis of the driving motor is consistent with the axial direction of the rolling brush, and the driving motor is connected with the cutting piece through the transmission unit so as to drive the cutting piece to reciprocate along the axial direction of the rolling brush.

The scrubbing brush that this embodiment provided is used for installing round brush and hair cutting assembly through setting up the casing, be used for cleaning through setting up the round brush, be used for cutting off the hair of winding on the round brush through setting up the cutting member, and then make the user need not manual clearance hair, be used for providing driving force for the cutting member through setting up driving motor, and then drive cutting member is along the axial round trip movement of round brush, be used for steadily transmitting driving motor's driving force to the cutting member through setting up drive unit, through making driving motor's rotation axial and the axial of round brush unanimity, and then make the fore-and-aft dimension of scrubbing brush less, the left and right sides size is great, and then enlarge the area of contact of round brush and waiting the clean face, thereby improve the cleaning efficiency of scrubbing brush. Therefore, the ground brush provided by the embodiment has higher cleaning efficiency and better cleaning effect.

In one possible implementation, the transmission unit comprises a transmission rod, the extending direction of the transmission rod is consistent with the axial direction of the rolling brush, the cutting piece is in threaded connection with the transmission rod, and the driving motor is in driving connection with the transmission rod to drive the transmission rod to rotate.

So, driving motor can drive the transfer line rotation, and cutting member and transfer line threaded connection, and then can drive the cutting member through the transfer line and follow the extending direction round trip movement of transfer line to make the cutting member cut off the hair of winding on the round brush.

In one possible implementation, the cutting member comprises a moving part and a cutting part which are connected with each other, the cutting part is arranged towards the rolling brush, the transmission rod is provided with external threads, the moving part is provided with internal threads matched with the external threads, and the internal threads are in threaded connection with the external threads.

Therefore, when the transmission rod is driven by the driving motor to rotate, the moving part can be driven to reciprocate along the extending direction of the transmission rod, and then the cutting part connected with the moving part is driven to reciprocate along the axial direction of the rolling brush, and the cutting part facing the rolling brush can be used for cutting hair on the rolling brush.

In one possible implementation, the drive rod and the drive motor are arranged along the travel direction of the floor brush, the drive rod being located between the drive motor and the roller brush.

So, can make the overall arrangement of ground brush comparatively reasonable to effectively utilize the space of ground brush, and the transfer line sets up between driving motor and round brush, can make cutting member and round brush adjacent setting, and then the cutting member of being convenient for cuts the hair of winding on the round brush.

In one possible implementation, the transmission unit further includes a first gear and a second gear, the first gear being coaxially connected with the drive motor, the second gear being meshed with the first gear, and the transmission rod being coaxially connected with the second gear.

So, driving force of driving motor can be along in proper order with first gear, second gear and transfer line transfer to cutting member, and then drive the axial round trip movement of cutting member along the round brush, and adopt the mode transmission driving force that first gear, second gear and transfer line combine, can guarantee the stability of cutting member round trip movement, and then make the cutting member cut the hair of winding on the round brush rapidly and effectively.

In one possible implementation manner, the transmission unit further comprises two fixing sleeves, the shell is provided with two mounting grooves, the two mounting grooves are located at two ends of the transmission rod, the two ends of the transmission rod comprise a supporting end and a transmission end, the supporting end and the transmission end are respectively connected with the two mounting grooves through the two fixing sleeves, the end face of the transmission end protrudes out of the fixing sleeve connected with the transmission end, and the transmission end is connected with the driving motor.

Thus, the two ends of the transmission rod can be rotationally connected with the two fixing sleeves, further the two ends of the transmission rod are rotationally connected with the two mounting grooves, further the two ends of the transmission rod can be rotationally connected with the shell, abrasion of the shell is reduced, the end face of the transmission end protrudes out of the fixing sleeve connected with the transmission end, so that the transmission end stretches out of the fixing sleeve to be connected with the driving motor, and the driving motor drives the transmission rod to rotate.

In one possible implementation, one of the housing and the moving part has a guide rail, the other has a slide groove, the slide groove is slidingly connected with the guide rail, and the extending direction of the guide rail is consistent with the axial direction of the rolling brush.

So, spout and guide rail sliding connection back can restrict cutting member and transfer line in the radial direction's of round brush relative position, and then ensure cutting member and round brush's relative position to make cutting portion face the round brush all the time, and can make the removal portion remove along the axial direction of round brush for the casing all the time.

In one possible implementation, the housing has a guide rail, the guide rail and the drive rod being located on opposite sides of the moving part.

Therefore, the moving part can be connected with the guide rail and the transmission rod at the same time, and the structure of the ground brush can be compact.

In one possible implementation, the transmission unit further comprises a third gear, which is meshed between the first gear and the second gear.

So, driving force of driving motor can pass through first gear, third gear, second gear and transfer line in proper order and transmit to the cutting member, and then drive the axial reciprocating motion of cutting member along the round brush.

In one possible implementation, the cutting section has at least one cutter tooth, the at least one cutter tooth comprising a first cutter tooth having a sharp corner protruding towards the roller brush.

In this way, the first cutter teeth protruding toward the roller brush can rapidly cut off the hair wound on the roller brush.

In one possible implementation manner, the at least one cutter tooth further comprises a plurality of second cutter teeth, the plurality of second cutter teeth are arranged along the radial direction of the rolling brush, and the plurality of second cutter teeth are located on two opposite radial sides of the rolling brush.

Therefore, the hair wound on the roller brush can be accurately and rapidly cut off through the synergistic effect of the first cutter tooth and the second cutter tooth, and the cutting effect of the cutting part is improved.

In a second aspect, the present application provides a cleaning device, including a device host and the floor brush provided in the first aspect, where the floor brush is connected to the device host.

In addition to the technical problems, features constituting the technical solutions, and advantages brought by the technical features of the technical solutions described above, other technical problems that the floor brush and the cleaning device provided by the present application can solve, other technical features included in the technical solutions, and advantages brought by the technical features, further detailed description will be given in the detailed description of the embodiments.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a floor brush according to an embodiment of the present application;

FIG. 2 is a schematic view showing an operation state of a hair cutting assembly in a floor brush according to an embodiment of the present application;

FIG. 3 is a schematic view showing a further operation state of the hair cutting assembly in the floor brush according to the embodiment of the present application;

FIG. 4 is a schematic view showing still another operation state of the hair cutting assembly in the floor brush according to the embodiment of the present application;

FIG. 5 is a cross-sectional view taken along the direction A-A of FIG. 1;

FIG. 6 is a cross-sectional view taken along the direction B-B of FIG. 1;

FIG. 7 is a schematic view of a housing and hair cutting assembly in a floor brush according to an embodiment of the present application;

FIG. 8 is a schematic view of a housing and hair cutting assembly in a floor brush according to an embodiment of the present application;

FIG. 9 is an exploded view of FIG. 7;

FIG. 10 is a schematic view of FIG. 9 at another angle;

FIG. 11 is a schematic view of a cutting member in a floor brush according to an embodiment of the present application;

FIG. 12 is a schematic view of a cutting member in a brush according to an embodiment of the present application;

FIG. 13 is a schematic view of a cutting member in a brush according to an embodiment of the present application;

Fig. 14 is a schematic structural diagram of a first gear and a second gear in a floor brush according to an embodiment of the present application;

Fig. 15 is a front view of fig. 14;

Fig. 16 is a schematic structural view of a first gear, a second gear and a third gear in a floor brush according to an embodiment of the present application;

fig. 17 is a front view of fig. 16;

Fig. 18 is a schematic view of another structure of a first gear, a second gear and a third gear in a floor brush according to an embodiment of the present application;

fig. 19 is a front view of fig. 18.

Reference numerals illustrate:

100-shell, 110-mounting groove, 120-guide rail;

200-rolling brush;

300-hair cutting assembly, 310-drive motor, 320-drive unit, 321-drive rod, 3211-external screw thread, 3212-support end, 3213-drive end, 322-first gear, 323-second gear, 324-stationary sleeve, 325-third gear, 330-cutter, 331-moving part, 3311-internal screw thread, 3312-chute, 332-cutter, 3321 a-first cutter, 3321 b-second cutter.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions in the preferred embodiments of the present application will be described in more detail with reference to the accompanying drawings in the preferred embodiments of the present application. In the drawings, the same or similar reference numerals refer to the same or similar components or components having the same or similar functions throughout. The described embodiments are some, but not all, embodiments of the application. The embodiments described below by referring to the drawings are illustrative and intended to explain the present application and should not be construed as limiting the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.

In the description of the present application, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, indirectly connected through an intermediary, or may be in communication with each other between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship of the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

The terms first, second, third and the like in the description and in the claims and in the above-described figures, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the application described herein may be implemented, for example, in sequences other than those illustrated or otherwise described herein.

Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or display that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or display.

Because the ground generally has dirt such as hair, especially when the hair is longer, the hair is twined on the round brush easily, can lead to round brush motor load increase, and then can lead to the electric current increase of round brush motor to lead to the temperature rise of round brush motor, influence the life of round brush motor. In the related art, in order to protect the rolling brush motor, the rolling brush motor is provided with an overcurrent stopping function, namely, when the rolling brush is excessively high in current of the rolling brush motor due to hair winding, the rolling brush motor is automatically stopped, so that the dust collection operation of a user can be interrupted although the rolling brush motor is protected, the cleaning efficiency of cleaning equipment is further reduced, the hair of the rolling brush needs to be cleaned manually by the user, and the use burden of the user is further increased.

In view of the above, embodiments of the present application provide a floor brush and a cleaning apparatus, in which the floor brush automatically cuts hair wound on a roller brush by providing a hair cutting assembly, thereby avoiding the shutdown of the cleaning apparatus, improving the cleaning efficiency of the cleaning apparatus and reducing the operation burden of a user.

The following describes in detail the specific implementation of the cleaning device provided by the embodiment of the application with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present application provides a cleaning apparatus including an apparatus main body and a floor brush connected to the apparatus main body. The floor brush can be contacted with the surface to be cleaned, and the equipment host can provide suction force for the floor brush, so that dirt on the surface to be cleaned is collected through the suction force.

Illustratively, the cleaning apparatus may be a vacuum cleaner, or the cleaning apparatus may be a floor washer.

Referring to fig. 1 to 7, the present application also provides a floor brush including a housing 100, a roller brush 200, and a hair cutting assembly 300, wherein the roller brush 200 is rotatably disposed on the housing 100.

The hair cutting assembly 300 includes a driving motor 310, a transmission unit 320, and a cutter 330, the driving motor 310 is connected to the housing 100, a rotation axis of the driving motor 310 coincides with an axial direction of the roller brush 200, and the driving motor 310 is connected to the cutter 330 through the transmission unit 320 to drive the cutter 330 to reciprocate in the axial direction of the roller brush 200.

In this embodiment, the casing 100 is used for mounting the rolling brush 200 and the hair cutting assembly 300, and the rolling brush 200 is rotatably connected with the casing 100, so that when the floor brush walks on the surface to be cleaned, the rolling brush 200 can make rolling contact with the surface to be cleaned, and then raise dirt on the surface to be cleaned or scrub the surface to be cleaned.

Since the floor brush 200 is constantly rotated during operation, and when the surface to be cleaned has hair, the hair is inevitably wound around the floor brush 200, and therefore, the floor brush of the present embodiment automatically cuts the hair wound around the floor brush 200 by providing the hair cutting assembly 300, and the cut hair is sucked away by the suction force provided by the main machine of the apparatus, so that the user does not need to manually clean the hair wound around the floor brush 200, and the cleaning apparatus does not start shutdown protection.

Specifically, the hair cutting assembly 300 may include a driving motor 310, a transmission unit 320, and a cutter 330, wherein the driving motor 310 may provide a driving force to drive the cutter 330 to move back and forth along the axial direction of the roller brush 200, so that the cutter 330 cuts off the hair wound on the roller brush 200, and the transmission unit 320 is used for connecting the driving motor 310 and the cutter 330 to stably transmit the driving force of the driving motor 310 to the cutter 330.

The driving motor 310 may rotate forward or backward, and further drives the cutting member 330 to move between both ends of the rolling brush 200.

It should be noted that, in this embodiment, one rolling brush 200 may be disposed on the front side of the ground brush, or one rolling brush 200 may be disposed on the front side and the rear side of the ground brush, respectively, and the axial direction of the rolling brush 200 is consistent with the left-right direction of the ground brush, and the rotation axis of the driving motor 310 is consistent with the axial direction of the rolling brush 200, that is, the driving motor 310 is disposed along the left-right direction of the ground brush, and the radial dimension of the driving motor 310 is smaller and the axial dimension is larger. Thus, under the same volume, the front-back size of the ground brush is smaller, the left-right size of the ground brush is larger, and when the left-right size of the ground brush is larger, the axial length of the rolling brush 200 can be enlarged, and the contact area between the rolling brush 200 and the surface to be cleaned is enlarged, so that the cleaning efficiency of the ground brush is improved.

The floor brush provided in this embodiment includes a housing 100, a roller brush 200, and a hair cutting assembly 300, and the hair cutting assembly 300 may include a driving motor 310, a transmission unit 320, and a cutter 330. Through setting up casing 100 and being used for installing round brush 200 and hair cutting assembly 300, be used for cleaning through setting up round brush 200 and wait to clean the face, be used for cutting off the hair of winding on round brush 200 through setting up cutting member 330, and then make the user need not manual clearance hair, be used for providing driving force for cutting member 330 through setting up driving motor 310, and then drive cutting member 330 is along the axial round trip movement of round brush 200, be used for steadily transmitting driving motor 310's driving force to cutting member 330 through setting up drive unit 320, through making driving motor 310's rotation axial and round brush 200's axial coincidence, and then make the fore-and-aft dimension of round brush less, the size is great about, and then enlarge the area of contact of round brush 200 and wait to clean the face, thereby improve the cleaning efficiency of round brush. Therefore, the ground brush provided by the embodiment has higher cleaning efficiency and better cleaning effect.

Referring to fig. 7 to 10, in one possible implementation, the transmission unit 320 includes a transmission rod 321, an extension direction of the transmission rod 321 coincides with an axial direction of the rolling brush 200, the cutting member 330 is screw-coupled with the transmission rod 321, and the driving motor 310 is drivingly coupled to the transmission rod 321 to drive the transmission rod 321 to rotate.

Thus, the driving motor 310 can drive the driving rod 321 to rotate, and the cutting member 330 is in threaded connection with the driving rod 321, so that the cutting member 330 can be driven by the driving rod 321 to move back and forth along the extending direction of the driving rod 321, and the cutting member 330 can cut off the hair wound on the rolling brush 200.

Referring to fig. 9 to 13, in the embodiment, the cutter 330 includes a moving part 331 and a cutting part 332 connected to each other, the cutting part 332 is disposed toward the roll brush 200, the driving rod 321 has an external thread 3211, the moving part 331 has an internal thread 3311 matching the external thread 3211, and the internal thread 3311 is screwed with the external thread 3211.

So set up, when the transfer line 321 rotates under the drive of the driving motor 310, the moving portion 331 can be driven to reciprocate along the extending direction of the transfer line 321, and then the cutting portion 332 connected with the moving portion 331 is driven to reciprocate along the axial direction of the rolling brush 200, and the cutting portion 332 facing the rolling brush 200 can be used for cutting the hair on the rolling brush 200.

In some embodiments, the transmission rod 321 and the driving motor 310 are disposed along the traveling direction of the ground brush, and the transmission rod 321 is located between the driving motor 310 and the roller brush 200.

That is, the driving rod 321 and the driving motor 310 may be disposed along the front and rear directions of the ground brush, the rolling brush 200 may be disposed at the front side of the ground brush, the driving motor 310 may be disposed at the rear side of the ground brush, the driving rod 321 may be disposed between the driving motor 310 and the rolling brush 200, and thus the layout of the ground brush may be reasonable, so that the space of the ground brush may be effectively utilized, and the driving rod 321 is disposed between the driving motor 310 and the rolling brush 200, so that the cutting member 330 may be disposed adjacent to the rolling brush 200, thereby facilitating the cutting of the hair wound on the rolling brush 200 by the cutting member 330.

Referring to fig. 8 to 10, 14 and 15, in one possible implementation, the transmission unit 320 further includes a first gear 322 and a second gear 323, the first gear 322 is coaxially connected with the driving motor 310, the second gear 323 is engaged with the first gear 322, and the transmission rod 321 is coaxially connected with the second gear 323.

In this way, the driving force of the driving motor 310 can be sequentially transmitted to the cutting member 330 along the first gear 322, the second gear 323 and the transmission rod 321, so as to drive the cutting member 330 to move back and forth along the axial direction of the rolling brush 200, and the driving force is transmitted by combining the first gear 322, the second gear 323 and the transmission rod 321, so that the stability of the back and forth movement of the cutting member 330 can be ensured, and the cutting member 330 can rapidly and effectively cut the hair wound on the rolling brush 200.

Referring to fig. 9 and 10, in some embodiments, the transmission unit 320 further includes two fixing sleeves 324, the housing 100 has two mounting grooves 110, the two mounting grooves 110 are located at two ends of the transmission rod 321, the two ends of the transmission rod 321 include a supporting end 3212 and a driving end 3213, the supporting end 3212 and the driving end 3213 are connected with the two mounting grooves 110 through the two fixing sleeves 324, and an end surface of the driving end 3213 protrudes out of the fixing sleeve 324 connected thereto, and the driving end 3213 is connected with the driving motor 310.

Like this, the both ends of transfer line 321 can rotate with two fixed sleeves 324 to be connected, and then make the both ends and the two mounting groove 110 of transfer line 321 rotate to be connected, and then make the both ends of transfer line 321 can rotate with casing 100 to reduce the wearing and tearing of casing 100, and the terminal surface protrusion of driving end 3213 is rather than the fixed sleeve 324 of being connected, so that the driving end 3213 stretches out fixed sleeve 324 and is connected with driving motor 310, and then makes driving motor 310 drive transfer line 321 rotate.

Referring to fig. 9 and 11, in one possible implementation, one of the housing 100 and the moving part 331 has a guide rail 120, the other has a slide groove 3312, the slide groove 3312 is slidably connected to the guide rail 120, and the extending direction of the guide rail 120 coincides with the axial direction of the roller brush 200.

It can be understood that when the transmission rod 321 rotates, the cutting element 330 can be driven to move along the axial direction of the rolling brush 200, and when the transmission rod 321 rotates, the cutting element 330 can be driven to rotate around the axial direction of the rolling brush 200, so that the relative position of the cutting element 330 and the rolling brush 200 can be affected, therefore, the guide rail 120 can be disposed on the housing 100, the sliding portion 331 can be disposed on the sliding portion 331, or the sliding portion 3312 can be disposed on the housing 100, the guide rail 120 can be disposed on the sliding portion 331, after the sliding portion 3312 is slidably connected with the guide rail 120, the relative position of the cutting element 330 and the transmission rod 321 in the radial direction of the rolling brush 200 can be limited, and the relative position of the cutting element 330 and the rolling brush 200 can be further ensured, so that the cutting portion 332 always faces the rolling brush 200, and the moving portion 331 always moves along the axial direction of the rolling brush 200 relative to the housing 100.

In one possible implementation, the housing 100 has a guide rail 120, the guide rail 120 and the transmission rod 321 being located on opposite sides of the moving portion 331.

That is, the internal thread 3311 and the slide groove 3312 may be located at both upper and lower sides of the moving portion 331, and the guide rail 120 and the driving rod 321 may be located at both upper and lower sides of the moving portion 331, respectively, such that the guide rail 120 and the slide groove 3312 are connected, and the internal thread 3311 is connected with the external thread 3211.

For example, the transmission rod 321 is located at the upper side of the moving part 331, and the guide rail 120 is located at the lower side of the moving part 331, so that the moving part 331 can be connected with the guide rail 120 and the transmission rod 321 at the same time, and the structure of the floor brush can be compact.

Referring to fig. 16 to 19, in one possible implementation, the transmission unit 320 further includes a third gear 325, and the third gear 325 is engaged between the first gear 322 and the second gear 323.

It is understood that the driving force of the driving motor 310 may be sequentially transmitted to the cutting member 330 through the first gear 322, the third gear 325, the second gear 323 and the transmission rod 321, thereby driving the cutting member 330 to reciprocate along the axial direction of the roll brush 200.

The first gear 322, the second gear 323, and the third gear 325 may be straight gears, or the first gear 322, the second gear 323, and the third gear 325 may be helical gears, which is not limited in the embodiment of the present application.

Referring to fig. 11-13, in one possible implementation, the cutting portion 332 has at least one cutter tooth 3321, the at least one cutter tooth 3321 including a first cutter tooth 3321a, the first cutter tooth 3321a having a sharp corner protruding toward the roller brush 200.

That is, the first cutter teeth 3321a may have a triangular shape, so that the first cutter teeth 3321a protruding toward the rolling brush 200 may rapidly cut off the hair wound on the rolling brush 200.

Referring to fig. 11 to 13, in some embodiments, the at least one cutter tooth 3321 further includes a plurality of second cutter teeth 3321b, the plurality of second cutter teeth 3321b are disposed along the radial direction of the roller brush 200, and the plurality of second cutter teeth 3321b are located at opposite sides of the radial direction of the roller brush 200.

In this way, the hair wound around the roller brush 200 can be accurately and rapidly cut by the cooperation of the first cutter tooth 3321a and the second cutter tooth 3321b, thereby improving the cutting effect of the cutting portion 332.

Wherein, the second cutter teeth 3321b may have a triangular shape, the gaps between two adjacent second cutter teeth 3321b may have a triangular shape, or the second cutter teeth 3321b may have a trapezoidal shape, the gaps between two adjacent second cutter teeth 3321b may have a trapezoidal shape,

It will be appreciated that the partial cutting portion 332 may extend into the bristles of the roll brush 200 during cutting to enhance the cutting effect.

It should be noted that the above embodiments are merely for illustrating the technical solution of the present application and not for limiting the same, and although the present application has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some or all of the technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present application.

Claims (12)

1. A floor brush, comprising:

A housing (100);

A rolling brush (200), wherein the rolling brush (200) is rotatably arranged on the shell (100);

Hair cutting assembly (300), hair cutting assembly (300) include driving motor (310), drive unit (320) and cutting member (330), driving motor (310) connect in casing (100), driving motor (310) axis of rotation with the axial of round brush (200) is unanimous, driving motor (310) pass through drive unit (320) with cutting member (330) are connected, in order to drive cutting member (330) follow round brush (200) axial reciprocating motion.

2. The floor brush according to claim 1, wherein the transmission unit (320) comprises a transmission rod (321), the extension direction of the transmission rod (321) is consistent with the axial direction of the rolling brush (200), the cutting member (330) is in threaded connection with the transmission rod (321), and the driving motor (310) is in driving connection with the transmission rod (321) to drive the transmission rod (321) to rotate.

3. The floor brush according to claim 2, characterized in that the cutting member (330) comprises a moving part (331) and a cutting part (332) connected to each other, the cutting part (332) being arranged towards the roller brush (200), the transmission rod (321) having an external thread (3211), the moving part (331) having an internal thread (3311) matching the external thread (3211), the internal thread (3311) being in threaded connection with the external thread (3211).

4. A floor brush according to claim 2 or 3, characterized in that the transmission rod (321) and the drive motor (310) are arranged in the travelling direction of the floor brush, the transmission rod (321) being located between the drive motor (310) and the roller brush (200).

5. A floor brush according to claim 2 or 3, characterized in that the transmission unit (320) further comprises a first gear (322) and a second gear (323), the first gear (322) being coaxially connected with the drive motor (310), the second gear (323) being in mesh with the first gear (322), the transmission rod (321) being coaxially connected with the second gear (323).

6. A floor brush according to claim 2 or 3, further comprising two fixing sleeves (324), wherein the housing (100) is provided with two mounting grooves (110), the two mounting grooves (110) are positioned at two ends of the transmission rod (321), the two ends of the transmission rod (321) comprise a supporting end (3212) and a transmission end (3213), the supporting end (3212) and the transmission end (3213) are respectively connected with the two mounting grooves (110) in a rotating way through the two fixing sleeves (324), and the end face of the transmission end (3213) protrudes out of the fixing sleeve (324) connected with the fixing sleeve, and the transmission end (3213) is connected with the driving motor (310).

7. A floor brush according to claim 3, characterized in that one of the housing (100) and the moving part (331) has a guide rail (120), the other has a slide groove (3312), the slide groove (3312) is slidingly connected with the guide rail (120), and the extending direction of the guide rail (120) coincides with the axial direction of the roll brush (200).

8. The floor brush according to claim 7, characterized in that the housing (100) has the guide rail (120), the guide rail (120) and the transmission rod (321) being located on opposite sides of the moving part (331).

9. The floor brush of claim 5, further comprising a third gear (325), the third gear (325) being meshed between the first gear (322) and the second gear (323).

10. A floor brush according to claim 3, characterized in that the cutting part (332) has at least one cutter tooth (3321), at least one of the cutter teeth (3321) comprising a first cutter tooth (3321 a), the first cutter tooth (3321 a) having a sharp corner protruding towards the roller brush (200).

11. The floor brush according to claim 10, further comprising a plurality of second cutter teeth (3321 b), wherein the plurality of second cutter teeth (3321 b) are arranged along the radial direction of the rolling brush (200), and the plurality of second cutter teeth (3321 b) are located at opposite sides of the radial direction of the rolling brush (200).

12. A cleaning appliance comprising an appliance host and a brush as claimed in any one of claims 1 to 11, said brush being connected to said appliance host.