CN218651620U

CN218651620U - Floor brush assembly for surface cleaning equipment and surface cleaning equipment

Info

Publication number: CN218651620U
Application number: CN202222050313.0U
Authority: CN
Inventors: 刘煜; 唐成; 段飞
Original assignee: Beijing Shunzao Technology Co Ltd
Current assignee: Beijing Shunzao Technology Co Ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2023-03-21
Anticipated expiration: 2032-08-04

Abstract

The present disclosure provides a brush assembly for surface cleaning device, which includes: a housing including an accommodating space and a suction opening communicating with the accommodating space; a first agitating body rotatably provided to the housing and arranged in a suspended manner in the accommodating space, wherein the first agitating body is arranged laterally within the accommodating space such that, during use, a longitudinal axis of the first agitating body is substantially perpendicular to or at an acute angle to a moving direction of a brush assembly for the surface cleaning apparatus; a second stirring body which is arranged in front of the first stirring body, and a part of the vacuumizing flow passage is formed between the first stirring body and the second stirring body; and a cover member arranged to be removable from the floor scrubbing assembly for the surface cleaning apparatus and to at least partially cover the second agitating body and not the first agitating body. The present disclosure also provides a surface cleaning apparatus.

Description

Floor brush assembly for surface cleaning equipment and surface cleaning equipment

Technical Field

The present disclosure relates to a floor brush assembly for a surface cleaning apparatus and a surface cleaning apparatus.

Background

Surface cleaning apparatuses may include dry surface cleaning apparatuses, which may be exemplified by cleaning tools such as vacuum cleaners, and wet surface cleaning apparatuses, which may be exemplified by cleaning tools such as floor washers.

When the surface cleaning device is used, a rotating rolling brush or brush roller and other structures are generally arranged, dust on the surface to be cleaned is stirred by the rolling brush or the brush roller, then the dust is sucked to the processing device through the suction port to be separated from air, solid garbage such as the dust is kept inside the surface cleaning device, and clean air is exhausted to the outside of the surface cleaning device.

In order to provide a surface cleaning device with a better cleaning effect and to adapt to different floors, two stirring bodies can be used in the cleaning device, one example of a stirring element being a cleaning roller, such as a pile brush roller. The lint cleaning roller can be located on the front side of the cleaning head and can also be referred to as a leading roller. One challenge with lint cleaning rollers is that users remove maintenance more frequently than other types of roller brushes (e.g., anti-wind tapered rollers).

SUMMERY OF THE UTILITY MODEL

In order to solve one of the technical problems, the present disclosure provides a brush assembly for a surface cleaning device and a surface cleaning device.

According to one aspect of the present disclosure, there is provided a brush assembly for a surface cleaning apparatus, comprising:

a housing including an accommodating space and a suction opening communicating with the accommodating space;

a first agitating body rotatably provided to the housing and arranged in a suspended manner in the accommodating space, wherein the first agitating body is arranged laterally within the accommodating space such that, during use, a longitudinal axis of the first agitating body is substantially perpendicular to or at an acute angle to a moving direction of a brush assembly for the surface cleaning apparatus;

a second stirring body which is arranged in front of the first stirring body, and a part of the vacuumizing flow passage is formed between the first stirring body and the second stirring body; and

a cover member arranged to be removable from the floor scrubbing assembly for the surface cleaning apparatus and to at least partially cover the second agitating body and not the first agitating body.

According to at least one embodiment of the present disclosure, the cover member is configured to be removed from the surface cleaning apparatus wiper assembly, and the first agitating body forms a passage from a front side of the surface cleaning apparatus wiper assembly and the outside.

According to at least one embodiment of the present disclosure, the cover member includes a rear wall, and the rear wall and the housing form a housing space of the first agitating body when the cover member is in the surface cleaning apparatus floor brush assembly.

A brush assembly for a surface cleaning apparatus according to at least one embodiment of the present disclosure, further comprising:

and the cleaning unit is arranged on the shell and used for cleaning the outer surface of the main body part of the second stirring body.

According to the brush assembly for the surface cleaning device, the cleaning unit comprises the cleaning protrusions which are arranged at intervals along the length direction of the second stirring body, the cleaning protrusions partially extend into the second stirring body and are provided with lower edges, and the lower edges are aligned with the axis of the second stirring body or located below the axis of the second stirring body.

A brush assembly for a surface cleaning apparatus according to at least one embodiment of the present disclosure, further comprising: a latch configured to engage with the cover member to removably couple the cover member to the housing or the lid member.

According to the brush assembly for surface cleaning equipment of at least one embodiment of the present disclosure, the first stirring body has a main body part with an outer cylindrical surface, and diameters of both ends of the main body part are substantially equal.

A brush assembly for a surface cleaning apparatus according to at least one embodiment of the present disclosure, the first agitating body having a fixed end and a free end, the fixed end having a larger diameter than the free end such that the first agitating body has a main body portion with an outer tapered surface.

According to the brush component for the surface cleaning equipment in at least one embodiment of the disclosure, the brush row extending spirally is arranged on the outer surface of the main body part of the first stirring body from the fixed end to the free end, and the brush row extends outwards from the outer surface of the main body part of the first stirring body by a first radial distance, and the first radial distance is sequentially reduced from the fixed end to the free end of the first stirring body.

According to the brush assembly for the surface cleaning device of at least one embodiment of the present disclosure, the outer surface of the main body part of the first stirring body is provided with a protrusion extending spirally from the fixed end to the free end, and the bristle rows extend outwards from the protrusion.

According to the brush assembly for surface cleaning equipment of at least one embodiment of the present disclosure, the protrusion extends outwards from the outer surface of the main body part of the first stirring body by a second radial distance, and the second radial distance is reduced from the fixed end to the free end of the first stirring body.

The brush assembly for surface cleaning equipment according to at least one embodiment of the present disclosure, the protrusion includes a base portion and a pair of ridges sequentially arranged radially outward from an outer surface of the main body portion of the first agitating body, the bristle row extends outward from the base portion and is disposed between the pair of ridges, and a tip of the bristle row protrudes out of the pair of ridges.

A brush assembly for a surface cleaning apparatus according to at least one embodiment of the present disclosure, the base portion having a third radial distance that decreases in order from a fixed end to a free end of the first agitating body, the row of bristles having a constant fourth radial distance.

A brush assembly for a surface cleaning apparatus according to at least one embodiment of the present disclosure, the base having a constant third radial distance, the bristle rows having a fourth radial distance that decreases in order from a fixed end to a free end of the first stirring body.

A brush assembly for a surface cleaning apparatus according to at least one embodiment of the present disclosure, further comprising: a cover member provided to the housing.

According to the brush assembly for surface cleaning equipment of at least one embodiment of the present disclosure, the cover member is detachably provided to the housing or the cover member.

According to another aspect of the present disclosure, there is provided a surface cleaning apparatus comprising a brush assembly for a surface cleaning apparatus as described above.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

FIG. 1 is a schematic structural view of a brush assembly for a surface cleaning apparatus according to one embodiment of the present disclosure.

FIG. 2 is a schematic view of a portion of a brush assembly for a surface cleaning apparatus according to one embodiment of the present disclosure.

FIG. 3 is a cross-sectional structural schematic view of a brush assembly for a surface cleaning apparatus according to one embodiment of the present disclosure.

FIG. 4 is a cross-sectional structural schematic view of a bearing of a scrubber assembly for a surface cleaning apparatus according to one embodiment of the present disclosure.

Fig. 5 is a schematic structural view of a stirring member according to an embodiment of the present disclosure.

Fig. 6 is a schematic structural view of a cover member according to an embodiment of the present disclosure.

FIG. 7 is a schematic bottom view of a brush assembly for a surface cleaning apparatus according to one embodiment of the present disclosure.

Fig. 8 is a schematic structural diagram of a cleaning unit according to an embodiment of the present disclosure.

Fig. 9 is an enlarged schematic view of a portion a of fig. 8.

Figure 10 is a schematic view of a cover member according to one embodiment of the present disclosure after removal from a floor brush assembly for a surface cleaning apparatus.

The reference numbers in the figures are in particular:

10 brush assembly for surface cleaning equipment

100 connecting part

110 electric connection terminal

120 connecting piece

130 rotating wheel

140 suction line

150 bracket part

151 step part

152 hook portion

160 driving device

170 driving synchronous pulley

180 driven synchronous pulley

200 shell

210 receiving space

220 suction opening

300 cover part

310 tapered inner wall

400 bearing

410 drive rod

411 drive shaft

412 driving piece

500 first stirring body

510 bristle rows

520 protrusion

521 base

522 ridge

600 second stirring body

620 cover member

640 cleaning unit

641 the cleaning projection.

Detailed Description

The present disclosure will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure. It should be further noted that, for the convenience of description, only the portions relevant to the present disclosure are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict. Technical solutions of the present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Unless otherwise indicated, the illustrated exemplary embodiments/examples are to be understood as providing exemplary features of various details of some ways in which the technical concepts of the present disclosure may be practiced. Accordingly, unless otherwise indicated, features of the various embodiments may be additionally combined, separated, interchanged, and/or rearranged without departing from the technical concept of the present disclosure.

The use of cross-hatching and/or shading in the drawings is generally used to clarify the boundaries between adjacent components. As such, unless otherwise noted, the presence or absence of cross-hatching or shading does not convey or indicate any preference or requirement for a particular material, material property, size, proportion, commonality between the illustrated components and/or any other characteristic, attribute, property, etc., of a component. Further, in the drawings, the size and relative sizes of components may be exaggerated for clarity and/or descriptive purposes. While example embodiments may be practiced differently, the specific process sequence may be performed in a different order than that described. For example, two processes described consecutively may be performed substantially simultaneously or in reverse order to that described. In addition, like reference numerals denote like parts.

When an element is referred to as being "on" or "over," "connected to" or "coupled to" another element, it can be directly on, connected or coupled to the other element or intervening elements may be present. However, when an element is referred to as being "directly on," "directly connected to" or "directly coupled to" another element, there are no intervening elements present. For purposes of this disclosure, the term "connected" may refer to physically, electrically, etc., and may or may not have intermediate components.

For descriptive purposes, the present disclosure may use spatially relative terms such as "under 8230; \8230;,"' under 8230; \8230; below 8230; under 8230; above, on, above 8230; higher "and" side (e.g., as in "side wall)", etc., to describe the relationship of one component to another (other) component as shown in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "at 8230 \8230;" below "may encompass both an orientation of" above "and" below ". Further, the devices may be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The terminology used herein is for the purpose of describing particular embodiments and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Furthermore, when the terms "comprises" and/or "comprising" and variations thereof are used in this specification, the presence of stated features, integers, steps, operations, elements, components and/or groups thereof are stated but does not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components and/or groups thereof. It is also noted that, as used herein, the terms "substantially," "about," and other similar terms are used as approximate terms and not as degree terms, and as such, are used to interpret inherent deviations in measured values, calculated values, and/or provided values that would be recognized by one of ordinary skill in the art.

According to one aspect of the present disclosure, there is provided a surface cleaning apparatus that can be used for dry cleaning or wet cleaning of a surface to be cleaned. Wherein, in dry cleaning, the surface cleaning apparatus does not require a cleaning liquid to be supplied to the brush assembly 10 for the surface cleaning apparatus; in wet cleaning, the surface cleaning apparatus is capable of providing cleaning liquid to the surface cleaning apparatus floor brush assembly 10 in an amount that may vary depending on the degree of soiling of the surface to be cleaned.

In one embodiment, cleaning of the surface to be cleaned is achieved by frictional contact of the surface cleaning apparatus with the floor brush assembly 10 and the surface to be cleaned.

The structure of the brush assembly 10 for a surface cleaning apparatus will be described in detail with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a brush assembly 10 for a surface cleaning apparatus of a surface cleaning apparatus according to one embodiment of the present disclosure.

A brush assembly 10 for a surface cleaning apparatus as shown in figure 1 comprises a connection portion 100 to connect the brush assembly 10 to a main body portion of the surface cleaning apparatus via the connection portion 100, the main body portion of the surface cleaning apparatus having, in one embodiment, a suction device and being capable of providing a suction airflow to the brush assembly 10 when the connection portion 100 is connected to the main body portion of the surface cleaning apparatus.

In one implementation, the attachment portion 100 may be formed as a snap-fit structure, thereby facilitating a user's attachment and detachment of the floor brush assembly 10 to and from the body portion of the surface cleaning apparatus.

In a preferred embodiment, the connection portion 100 is further provided with an electrical connection terminal 110, whereby when the connection portion 100 is connected to the main body portion of the surface cleaning apparatus, the electrical connection terminal 110 can be connected to a battery of the main body portion to supply power to the drive device 160 of the brush assembly 10 for the surface cleaning apparatus.

The surface cleaning apparatus wiper assembly 10 may further include a housing 200, the housing 200 is connected to the connecting portion 100 by a connecting member 120, and in a preferred embodiment, the connecting member 120 may be a universal joint, thereby enabling the main body to be tilted in multiple directions with respect to the housing 200.

In one embodiment, the housing 200 is rotatably provided with a rotatable wheel such that movement of the brush assembly 10 for a surface cleaning apparatus is achieved by rotation of the rotatable wheel 130 over a surface to be cleaned during cleaning operations of the brush assembly 10 for a surface cleaning apparatus.

More specifically, the number of the rotary wheels 130 may be set to two, and the two rotary wheels 130 are respectively located at both sides of the housing 200, so that the housing 200 can be stably supported by the two rotary wheels 130 to improve the stability of the brush assembly for the entire surface cleaning apparatus.

Referring again to fig. 1, the brush assembly 10 for a surface cleaning apparatus may further include a cover member 300, the cover member 300 being disposed at the housing 200. In one embodiment, the cover member 300 is detachably disposed on the housing 200, and forms an accommodating space with the housing 200, and some components of the surface cleaning apparatus wiper assembly 10, such as the driving device 160, can be disposed in the accommodating space. In the present disclosure, the accommodating space 210 may also be referred to as a roll brush chamber, a roller brush chamber, a brush roller chamber, or the like.

FIG. 2 is a schematic view of a portion of a brush assembly for a surface cleaning apparatus of the surface cleaning apparatus according to one embodiment of the present disclosure.

As shown in fig. 2, the housing 200 includes an accommodating space 210 and a suction opening 220 communicating with the accommodating space 210; wherein the accommodating space 210 can accommodate therein the first stirring body 500 and the like, and the suction opening 220 can communicate with the suction duct 140, thereby enabling a mixture of dust and gas, or a mixture of dust, used cleaning liquid and gas to enter the suction duct 140 through the suction opening 220 and be sucked to the main body of the surface cleaning apparatus via the suction duct 140.

In a preferred embodiment, the cover member 300 forms the following accommodation space 210 together with the housing 200; in a more preferred embodiment, the cover member 300 forms the suction opening 220 described below in conjunction with the housing 200.

In the present disclosure, the floor brush assembly 10 for a surface cleaning apparatus further includes a holder portion 150; in one embodiment, the bracket portion 150 may be fixed to the housing 200, and of course, the bracket portion 150 may also be fixed to the cover member 300 or the like.

The bracket portion 150 is used for fixing the driving device 160, and in one embodiment, the driving device 160 may be a motor commonly used in a dc motor or a stepping motor, and may be held by the bracket portion 150. Of course, the driving device 160 may be fixed to the housing 200 and held by the housing 200. More preferably, the driving device 160 can be commonly held by the holder part 150 and the housing 200.

In a preferred embodiment, the bracket part 150 can be formed separately from the housing 200, but those skilled in the art will recognize that the bracket part 150 can also be formed integrally with the housing 200.

As shown in fig. 2, a driving synchronous pulley 170 is mounted on the output shaft of the driving device 160, and a driven synchronous pulley 180 is mounted on the driving rod 410, and the driving synchronous pulley 170 and the driven synchronous pulley 180 are connected through a synchronous belt transmission, so that the driving rod 410 can be driven to rotate by the driving device 160. Of course, the synchronous belt drive may be replaced by a chain drive or a gear drive, etc., and will not be described in detail here.

As shown in FIG. 3, the brush assembly 10 for a surface cleaning apparatus may further include a bearing 400, and in one embodiment, the bearing 400 may be disposed on the housing 200, and at this time, a bearing seat may be formed on the housing 200 so that the bearing is disposed in the bearing seat of the housing 200.

In another embodiment, as shown in fig. 3, the bracket part 150 is formed with a bearing seat, and the bearing 400 is provided to the bearing seat of the bracket part 150, thereby indirectly providing the bearing 400 to the housing 200.

More preferably, as shown in fig. 3, the holder part 150 is formed with a stepped part 151, and the bearing 400 can be positioned by the stepped part 151; correspondingly, the bracket portion 150 is further formed with a hook portion 152, and the bearing 400 can also be positioned by the hook portion 152.

In a preferred embodiment, the number of bearings 400 is two, for example provided as two ball bearings. Of course, the two bearings 400 may be arranged as angular contact bearings mounted back-to-back or face-to-face.

The outer ring of one of the two bearings 400 is positioned by the step 151 and the outer ring of the other of the two bearings 400 is positioned by the hook 152, thereby achieving fixation of the axial positions of the two bearings 400.

As shown in fig. 3, the brush assembly 10 for a surface cleaning apparatus of the present disclosure further includes a driving rod 410, wherein the driving rod 410 is disposed on the bearing 400 and is rotatably supported by the bearing 400, that is, the driving rod 410 may be fixed to an inner ring of the bearing 400, for example, the driving rod 410 may have a size slightly larger than an inner diameter of the inner ring of the bearing 400, so that the driving rod 410 cannot move axially relative to the bearing 400 by means of an interference fit.

Also, due to the characteristics of the bearing 400, the driving rod 410 can rotate, and at this time, the driving device 160 can drive the driving rod 410 to rotate.

In the present disclosure, one end of the driving lever 410 is located at the accommodating space 210, and the first agitating body 500 is mounted at the end; the other end of the driving lever 410 is located outside the receiving space 210, and a driven timing pulley 180 is mounted at the end.

As shown in fig. 2 and 3, the brush assembly 10 for a surface cleaning apparatus of the present disclosure further includes a first stirring body 500, wherein the first stirring body 500 is disposed on the driving rod 410 and located in the accommodating space 210, and the driving rod 410 drives the first stirring body 500 to rotate.

At this time, the bearing 400 is configured such that: when the first stirring body 500 is mounted on the driving lever 410, the first stirring body 500 is rotatably held in the housing 200 in a state where the outer circumferential surface of the bearing 400 (i.e., the outer circumferential surface of the outer ring of the bearing 400) contacts the housing 200; and the outer diameter of the bearing 400 is less than or equal to the maximum diameter of the outer circumferential surface of the first agitating body 500.

Thus, by the above-described configuration of the bearing 400, the first agitating body 500 can be stably supported, and the operation stability of the brush assembly 10 for a surface cleaning apparatus is improved, thereby improving the cleaning effect of the surface to be cleaned.

In one embodiment, the outer diameter of the bearing 400 is smaller than or equal to the outer diameter of the end of the first stirring body 500 fixed to the driving rod 410.

In another embodiment, the outer diameter of the bearing 400 is less than or equal to the minimum outer diameter of the outer circumferential surface of the first stirring body 500. For example, the outer diameter of the bearing 400 is smaller than or equal to the outer diameter of the end of the first stirring body 500 away from the driving rod 410.

In the present disclosure, as shown in fig. 3, the driving rod 410 includes a driving shaft 411 and a driving member 412, wherein one end of the driving shaft 411 passes through the bearing 400 and is at least partially located in the accommodating space 210, and the driving member 412 is mounted at the one end of the driving shaft 411 and is located in the accommodating space 210; the driven synchronous pulley 180 is fixed to the driving shaft 411, and the driving member 412 is in transmission connection with the first stirring body.

The structure of the first stirring body 500 will be described in detail below with reference to the accompanying drawings.

In one embodiment, as shown in fig. 2, the first stirring body 500 is arranged in a hanging manner such that the first stirring body 500 has a fixed end and a free end, wherein the fixed end is the end connected with the driving rod 410, and the free end is the end which is suspended.

In one implementation, the first stirring body 500 has a main body with an external cylindrical surface, the diameters of both ends of the main body are substantially equal, and the outer diameter of the bearing 400 is equal to or greater than the diameter of the main body.

As another implementation form, as shown in fig. 5, a bristle row 510 extending spirally is disposed on the outer surface of the main body of the first stirring body 500 from the fixed end to the free end, and the bristle row 510 extends outwards from the outer surface of the main body of the first stirring body 500 by a first radial distance, and the first radial distance decreases from the fixed end to the free end of the first stirring body 500 in sequence, when the first stirring body 500 rotates, the bristle row 510 can contact with the surface to be cleaned to disturb the dust on the surface to be cleaned.

More preferably, a protrusion 520 extending spirally is disposed on an outer surface of the main body of the first stirring body 500 from the fixed end to the free end, and the bristle rows 510 extend outwardly from the protrusion 520.

In the present disclosure, the protrusion 520 extends outward from the outer surface of the main body portion of the first stirring body 500 by a second radial distance, and the second radial distance decreases in order from the fixed end to the free end of the first stirring body 500.

In a specific implementation form, the protrusion 520 includes a base 521 and a pair of ridges 522, the base 521 and the pair of ridges 522 are sequentially arranged from the outer surface of the main body portion of the first stirring body 500 radially outwards, the bristle row 510 extends outwards from the base 521 and is disposed between the pair of ridges 522, and the top end of the bristle row 510 extends out of the pair of ridges 521.

In one implementation, the base 521 has a third radial distance that decreases from the fixed end to the free end of the first stirring body 500, and the bristle rows 510 have a constant fourth radial distance.

In another implementation, the base 521 has a constant third radial distance and the bristle rows 510 have a fourth radial distance that decreases from the fixed end to the free end of the first stirring body 500.

As shown in fig. 2, in the present disclosure, the first stirring bodies 500 are provided in two, and the free ends of the two first stirring bodies 500 are disposed close to each other and have a preset distance; more preferably, the gap between the two first stirring bodies 500 corresponds to the position of the suction opening, and thus, the disturbed dust can be conveyed to the vicinity of the suction opening along with the spirally arranged protrusions 520, so that the disturbed dust can be conveniently sucked into the suction opening, and the cleaning effect is greatly improved.

In one embodiment, the first stirring bodies 500 are driven by respective driving devices 160, that is, when the first stirring bodies 500 are provided in two, the driving devices 160 are also provided in two.

As shown in fig. 6, the cover member 300 includes a pair of tapered inner walls 310, and the outer surface of the first stirring body 500 is in contact with the tapered inner walls 310.

More preferably, the pair of tapered inner walls 310 includes a junction, i.e., a position where the two tapered inner walls 310 meet, corresponding to a position of a gap between the free ends of the pair of first agitating bodies 500. Further, the position of the junction corresponds to the position of the suction opening 220.

With continued reference to fig. 2, the first stirring body 500 of the present disclosure is laterally arranged, e.g. laterally arranged, in the receiving space, wherein a user moves the floor brush assembly forwards or backwards when the surface cleaning apparatus is in use, whereby the front-to-back direction of the floor brush assembly, i.e. the longitudinal direction of the floor brush assembly, and the lateral direction, i.e. the direction perpendicular to the longitudinal direction. It will be appreciated by those skilled in the art that the transverse direction is not intended to be a horizontal direction, and the transverse direction may be at an angle to the horizontal direction, in which case the longitudinal axis of the first stirring body 500 is substantially perpendicular or at an acute angle to the direction of movement of the surface cleaning apparatus wiper assembly during use.

More preferably, the brush assembly for a surface cleaning apparatus may further include a second stirring body 600, the second stirring body 600 being rotatably disposed at the housing 200 and located in front of the first stirring body 500, and a portion of the vacuuming flow channel is formed between the first stirring body 500 and the second stirring body 600, whereby a surface to be cleaned can be more cleanly cleaned by the disposition of the first stirring body 500 and the second stirring body 600. Specifically, when the surface cleaning apparatus cleans the surface to be cleaned, and the surface cleaning apparatus moves forward with the brush assembly, the surface to be cleaned is first cleaned by the second agitating body 600, and dust on the surface to be cleaned is agitated; and then the surface to be cleaned is cleaned again by the first agitating body 500, agitating the dust on the surface to be cleaned, thereby making the surface to be cleaned cleaner after cleaning.

In the present disclosure, the second stirring body 600 may be driven to rotate, for example, the second stirring body 600 may be formed in the form of a cylindrical roller brush, and a driving device such as a motor or the like may be provided inside the second stirring body 600 so as to enable the second stirring body 600 to rotate, and accordingly, both ends of the second stirring body 600 may be rotatably supported to the housing 200 through bearings at this time. In a preferred embodiment, the second stirring body 600 may also be disposed laterally and may be disposed horizontally.

In a preferred embodiment, the second stirring body 600 is a brush with fluff, so that objects such as hairs are easily entangled on the second stirring body 600, and frequent cleaning and maintenance are required. However, the first stirring body 500 may be a roll brush having an anti-tangling function, and frequent cleaning is not required, and in the present disclosure, only the second stirring body 600 is exposed by the cover member 620, thereby facilitating the cleaning operation of the second stirring body 600.

In the present disclosure, the brush assembly for a surface cleaning apparatus may further comprise a cover member 620, the cover member 620 being disposable to be removed from and installed to the brush assembly for a surface cleaning apparatus. In a preferred embodiment, the cover member 620 may be detachably provided to the housing 200 or the cover member 300.

When the cover member 620 is removed from the surface cleaning apparatus wiper assembly, the first stirring body 500 forms a path from the front side of the surface cleaning apparatus wiper assembly and the outside, and the user can clean the first stirring body 500, for example, clean hair wound around the first stirring body 500.

In one implementation, the cover member 620 includes a rear wall that forms a receiving space for the first agitating body 500 with the housing when the cover member 620 is positioned at the surface cleaning apparatus wiper assembly, i.e., when the cover member 620 is mounted to the housing 200 or the cover member 300, that is, a rear end of the cover member 620 terminates near the first agitating body 500, whereby the first agitating body 500 can be easily cleaned when the cover member 620 is detached from the surface cleaning apparatus wiper assembly.

In one particular example, as shown in fig. 7, the brush assembly for a surface cleaning apparatus further comprises: and a cleaning unit 640, wherein the cleaning unit 640 is disposed on the housing 200 and is used for cleaning the outer surface of the second stirring body 600.

Fig. 8 is a schematic structural diagram of a cleaning unit according to an embodiment of the present disclosure. Fig. 9 is an enlarged schematic view of a portion a of fig. 8.

In a specific example, as shown in fig. 8 and 9, the cleaning unit 640 includes cleaning protrusions 641 arranged at intervals along the length direction of the second stirring body 600, wherein the cleaning protrusions 641 partially extend into the second stirring body 600 and have a lower edge aligned with the axis of the second stirring body 600 or located below the axis of the second stirring body 600, for example, the lower edge may be located below the horizontal plane of the axis of the second stirring body 600.

In the present disclosure, the floor brush assembly for a surface cleaning apparatus may further include a latch (not shown in the drawings) configured to engage with the cover member 620 to removably couple the cover member 620 to the housing 200 or the cover member 300.

In the description of the present specification, reference to the description of "one embodiment/mode", "some embodiments/modes", "example", "specific example", or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the present application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are 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 the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of illustration of the disclosure and are not intended to limit the scope of the disclosure. Other variations or modifications may occur to those skilled in the art, based on the foregoing disclosure, and are still within the scope of the present disclosure.

Claims

1. A floor brush assembly for a surface cleaning apparatus, comprising:

2. The surface cleaning apparatus scrubber assembly as recited in claim 1, wherein the first agitating body forms a passageway from a front side of the surface cleaning apparatus scrubber assembly and the environment after the cover member is removed from the surface cleaning apparatus scrubber assembly.

3. The floor scrubbing assembly of claim 1, wherein said cover member includes a rear wall, said rear wall and said housing forming a receiving space for said first agitator when said cover member is in place in said floor scrubbing assembly.

4. A brush assembly for a surface cleaning apparatus as defined in claim 1, further comprising:

5. The surface cleaning apparatus floor brush assembly of claim 4, wherein the cleaning unit includes cleaning protrusions spaced along a length of the second agitator body, the cleaning protrusions extending partially into the second agitator body and having a lower edge aligned with or below an axis of the second agitator body.

6. A brush assembly for a surface cleaning apparatus as defined in claim 1, further comprising: a latch configured to engage with the cover member to removably couple the cover member to the housing or the lid member.

7. A brush assembly for a surface cleaning apparatus according to claim 1, wherein the first agitator body has a main body portion with an outer cylindrical surface, the main body portion having substantially equal diameters at opposite ends thereof.

8. A brush assembly for a surface cleaning apparatus according to claim 1, wherein the first agitating body has a fixed end and a free end, the fixed end having a larger diameter than the free end such that the first agitating body has a main body portion with an externally tapered surface.

9. A brush assembly for a surface cleaning apparatus according to claim 8, wherein the outer surface of the main body portion of the first agitator body is provided with helically extending rows of bristles extending in a direction from the fixed end to the free end, and the rows of bristles extend outwardly from the outer surface of the main body portion of the first agitator body a first radial distance which decreases in order from the fixed end to the free end of the first agitator body.

10. The surface cleaning apparatus floor brush assembly of claim 9, wherein the outer surface of the main body portion of the first stirring body is provided with a spirally extending protrusion extending from the fixed end to the free end, and the bristle rows extend outwardly from the protrusion.

11. The surface cleaning apparatus floor brush assembly of claim 10, wherein the protrusion extends outwardly from the outer surface of the main body portion of the first agitating body a second radial distance that decreases from the fixed end to the free end of the first agitating body.

12. The surface cleaning apparatus brush assembly of claim 11, wherein the projection includes a base portion and a pair of ridges disposed in series radially outward from the outer surface of the main body portion of the first agitator body, the row of bristles extending outward from the base portion and being disposed between the pair of ridges, the top end of the row of bristles extending beyond the pair of ridges.

13. A brush assembly for a surface cleaning apparatus according to claim 12, wherein the base portion has a third radial distance which decreases from the fixed end to the free end of the first agitator body, the row of bristles having a constant fourth radial distance.

14. A brush assembly for a surface cleaning apparatus according to claim 12, wherein the base has a constant third radial distance and the rows of bristles have a fourth radial distance that decreases from the fixed end to the free end of the first agitator body.

15. A brush assembly for a surface cleaning apparatus as defined in claim 1, further comprising: a cover member provided to the housing.

16. A brush assembly for a surface cleaning apparatus according to claim 15, wherein the cover member is detachably provided to the housing or the cover member.

17. A surface cleaning apparatus comprising a brush assembly for a surface cleaning apparatus as claimed in any one of claims 1 to 16.