CN217852721U

CN217852721U - Scrubbing brush subassembly and surface cleaning equipment

Info

Publication number: CN217852721U
Application number: CN202222044476.8U
Authority: CN
Inventors: 徐振轩; 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: 2022-11-22
Anticipated expiration: 2032-08-04

Abstract

The present disclosure provides a floor brush assembly, comprising: a housing including an accommodating space and a suction opening communicating with the accommodating space; a first stirring body rotatably provided to the housing and arranged in a suspended manner in the accommodating space; 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 cleaning member disposed between the first stirring body and the second stirring body and interfering with the first stirring body to remove debris on the first stirring body and convey the debris to the second stirring body and/or the suction opening through a portion of the evacuation flow path; wherein the cleaning member includes an interference portion that interferes with the first stirring body. The present disclosure also provides a surface cleaning apparatus.

Description

Scrubbing brush subassembly and surface cleaning equipment

Technical Field

The present disclosure relates to a floor brush assembly 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 better cleaning effect for the surface cleaning apparatus, two stirring bodies can be used in the cleaning apparatus, but if the surfaces of the stirring bodies are dirty, the ground cannot be effectively cleaned, but a cleaning tool for cleaning the stirring bodies does not exist in the prior art.

SUMMERY OF THE UTILITY MODEL

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

According to one aspect of the present disclosure, there is provided a floor brush assembly, 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, the first agitating body is substantially perpendicular to a moving direction of the floor brush assembly;

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 cleaning member disposed between the first stirring body and the second stirring body and interfering with the first stirring body to remove debris on the first stirring body and convey the debris through a portion of the evacuation flow path to the second stirring body and/or the suction opening; wherein the cleaning member includes an interference portion that interferes with the first stirring body.

According to a floor brush assembly of at least one embodiment of the present disclosure, the first stirring body has a core and has a fixed end and a free end, the fixed end having a larger profile than the free end.

According to the floor brush assembly of at least one embodiment of the present disclosure, the cleaning member is configured to extend from the housing in a gradually widening manner along a direction from a fixed end to a free end of the first agitating body.

According to at least one embodiment of this disclosure, the cleaning member includes:

a cleaning base extending from the housing; and

a wiper formed at a side of the cleaning base, and the interference portion is formed by the wiper.

According to the floor brush assembly of at least one embodiment of the present disclosure, the cleaning base is configured to extend from the housing in a gradually widening manner along a direction from a fixed end to a free end of the first stirring body, so that the wiper strip interferes with the first stirring body in a direction from the fixed end to the free end of the first stirring body.

According to the floor brush assembly of at least one embodiment of the present disclosure, the scraper bar is configured to extend from the cleaning base in a gradually widening manner along a direction from the fixed end to the free end of the first stirring body, so that the scraper bar interferes with the first stirring body in the direction from the fixed end to the free end of the first stirring body.

According to a floor brush assembly of at least one embodiment of the present disclosure, the core comprises a conical section and/or a straight cylindrical section.

According to the ground brush assembly of at least one embodiment of the present disclosure, from the fixed end to the free end of the first stirring body: the core comprises a straight-tube-shaped part, a conical part and a straight-tube-shaped part in sequence, or the core comprises a straight-tube-shaped part and a conical part in sequence, or the core comprises a conical part and a straight-tube-shaped part in sequence.

According to the floor brush assembly of at least one embodiment of the present disclosure, the outer surface of the core of the first stirring body is provided with the spirally extending bristle rows in the direction from the fixed end to the free end, and the bristle rows extend outwards from the outer surface of the core 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 floor brush assembly of at least one embodiment of the present disclosure, the outer surface of the core 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 floor brush assembly of at least one embodiment of the present disclosure, the protrusion extends outwardly from the outer surface of the core of the first stirring body 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.

According to at least one embodiment of the present disclosure, the protrusion includes a base portion and a pair of ridge portions, which are sequentially arranged radially outward from an outer surface of the core portion of the first agitating body, the bristle row extends outward from the base portion and is disposed between the pair of ridge portions, and a tip end of the bristle row protrudes out of the pair of base portions.

According to at least one embodiment of the present disclosure, the base has a third radial distance which decreases in order from the fixed end to the free end of the first stirring body, the bristle row has a constant fourth radial distance.

According to at least one embodiment of the present disclosure, the base has a constant third radial distance, and the bristle rows have a fourth radial distance that decreases in order from the fixed end to the free end of the first stirring body.

According to the floor brush assembly of at least one embodiment of the present disclosure, the first agitating bodies are provided in two, and free ends of the two first agitating bodies are disposed close to each other and have a preset distance.

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

According to a floor brush assembly of at least one embodiment of the present disclosure, the cover member includes a pair of tapered inner walls, and an outer surface of the first agitating body is in contact with the tapered inner walls.

According to the floor brush assembly of at least one embodiment of the present disclosure, the pair of tapered inner walls includes a joint at a position corresponding to a position of a gap between the free ends of the pair of first agitating bodies.

According to the floor brush assembly of at least one embodiment of the present disclosure, a position of the joint corresponds to a position of the suction opening.

According to at least one embodiment of the present disclosure, the first stirring body is driven by a driving device outside the first stirring body.

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

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 cleaning base according to one embodiment of the present disclosure.

Fig. 2 is a partial structural schematic view of a cleaning base according to one embodiment of the present disclosure.

Fig. 3 is a cross-sectional structural schematic view of a cleaning base according to one embodiment of the present disclosure.

FIG. 4 is a cross-sectional structural schematic of a bearing of a cleaning base 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 cleaning base according to one embodiment of the present disclosure.

Fig. 8 is a schematic structural view 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.

Fig. 10 is a schematic view of a cover member according to one embodiment of the present disclosure after removal from a cleaning base.

Fig. 11 is a schematic structural diagram of a cleaning unit according to an embodiment of the present disclosure.

The reference numbers in the figures are in particular:

10 floor brush assembly

100 connecting part

110 electric connection terminal

120 connecting piece

130 rotating wheel

140 suction conduit

150 bracket part

151 step part

152 hook part

160 driving device

170 driving synchronous pulley

180 driven synchronous pulley

200 shell

210 accommodating 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

501 core part

510 bristle rows

520 protrusion

521 base

522 ridge

600 second stirring body

620 cover part

640 cleaning unit

641 cleaning projection

800 cleaning element

810 cleaning base

820 scraping strip

821 first inclined part

822 a second inclined portion.

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 specified, 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 among 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 consecutively described processes may be performed substantially simultaneously or in an order reverse to the order described. In addition, like reference numerals denote like parts.

When an element is referred to as being "on" or "on," "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 methods such as "below 8230; …," ' 8230; \8230, below ' 8230; lower ' or ' at ' 8230; 8230, above ' upper ' or ' at ' 8230, above ' higher ' and ' sides (e.g., spatially relative terms, such as "in the sidewalls" and the like, may be used herein to describe one element's relationship to another element(s) as illustrated 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 need to provide cleaning liquid to the floor brush assembly 10; in wet cleaning, the surface cleaning apparatus is capable of providing cleaning liquid to the 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 floor brush assembly 10 of the surface cleaning apparatus with the surface to be cleaned.

The structure of the floor brush assembly 10 will be described in detail below with reference to the accompanying drawings.

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

As shown in FIG. 1, a floor brush assembly 10 includes a coupling portion 100 for coupling the floor brush assembly 10 to a main body portion of a surface cleaning apparatus via the coupling portion 100. In one embodiment, the main body portion of the surface cleaning apparatus has a suction device and is capable of providing a suction airflow to the floor brush assembly 10 when the coupling portion 100 is coupled to the main body portion of the surface cleaning apparatus.

In one implementation, the connecting portion 100 can be formed as a snap-fit structure, thereby facilitating the user to attach and detach the floor brush assembly 10 to and from the main body of the surface cleaning apparatus.

In a preferred aspect, the connecting portion 100 is further provided with an electrical connection terminal 110, whereby when the connecting 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 driving device 160 of the floor brush assembly 10.

The floor brush assembly 10 may further include a housing 200, the housing 200 is connected to the connecting portion 100 via 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 relative to the housing 200.

In one embodiment, the housing 200 is rotatably provided with a rotating wheel, such that when the floor brush assembly 10 is used for cleaning, the rotation of the rotating wheel 130 on the surface to be cleaned enables the movement of the floor brush assembly 10.

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 entire floor brush assembly.

Referring again to fig. 1, the floor brush assembly 10 may further include a cover member 300, and the cover member 300 is disposed at the housing 200. In one embodiment, the cover member 300 is detachably disposed on the housing 200, and a receiving space is formed between the cover member and the housing 200, and some components of the floor brush assembly 10, such as the driving device 160, can be disposed in the receiving space. In the present disclosure, the accommodating space 210 may also be referred to as a roll brush chamber, a brush roll chamber, or the like.

FIG. 2 is a schematic view of a portion of a brush assembly of a 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 cooperation with the housing 200.

In the present disclosure, the floor brush assembly 10 further includes a bracket 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 held by the holder part 150 and the housing 200 together.

In a preferred embodiment, the bracket part 150 can be formed separately from the housing 200, but it will be understood by those skilled in the art 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 by 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.

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

As shown in fig. 3, the floor brush assembly 10 may further include a bearing 400, and in one embodiment, the bearing 400 may be disposed on the housing 200, and a bearing seat may be formed on the housing 200 so as to be 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; accordingly, the bracket part 150 is further formed with a hook part 152, and the bearing 400 can also be positioned by the hook part 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 floor brush assembly 10 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 a first agitating body 500 is installed 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 floor brush assembly 10 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, the first stirring body 500 can be stably supported by the arrangement of the bearing 400, and the operation stability of the floor brush assembly 10 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 core 501 with an outer cylindrical surface, the diameters of both ends of the core 501 are substantially equal, and the outer diameter of the bearing 400 is equal to or greater than the diameter of the core 501.

As another implementation form, as shown in fig. 5, a bristle row 510 extending spirally is disposed on the outer surface of the core 501 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 core 501 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, so that 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, the outer surface of the core 501 of the first stirring body 500 is provided with a protrusion 520 extending spirally from the fixed end to the free end, and the bristle rows 510 extend outwards from the protrusion 520.

In the present disclosure, the protrusion 520 extends outwardly from the outer surface of the core 501 of the first stirring body 500 by a second radial distance that 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 core 501 of the first stirring body 500 radially outwards, the bristle row 510 extends outwards from the base 521 and is arranged between the pair of ridges 522, and the top end of the bristle row 510 extends out of the pair of bases 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 realization, the base 521 has a constant third radial distance and the bristle row 510 has a fourth radial distance, which decreases in the order 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 agitating bodies 500 are provided in two, and the self ends of the two first agitating bodies 500 are disposed close to each other and have a predetermined 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.

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

As shown in fig. 6, the cover member 300 includes a pair of tapered inner walls 310, and the outer surface of the first agitating body 500 contacts 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 lateral direction does not refer to a horizontal direction, and the lateral direction may be at an angle to the horizontal direction, in which case the first stirring body 500 is substantially perpendicular to the direction of movement of the brush assembly during use.

More preferably, the floor brush assembly may further include a second agitating body 600, the second agitating body 600 is rotatably disposed in the housing 200 and located in front of the first agitating body 500, and a portion of the vacuuming flow channel is formed between the first agitating body 500 and the second agitating body 600, so that the surface to be cleaned can be cleaned more cleanly by the arrangement of the first agitating body 500 and the second agitating body 600. Specifically, when the surface cleaning apparatus cleans the surface to be cleaned with the floor brush assembly moving forward, the surface to be cleaned is first cleaned by the second agitating body 600, agitating the dust on the surface to be cleaned; 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 the second stirring body 600 is easily wound with hair or the like, and needs frequent cleaning and maintenance. However, the first stirring body 500 may be a roll brush having an anti-entanglement function, and frequent cleaning is not required, but 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 floor brush assembly may further comprise a cover part 620, the cover part 620 being disposable to be removed from the floor brush assembly and to be mounted to the floor brush assembly. 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 floor brush assembly, the first stirring body 500 forms a passage from the front side of the floor brush assembly and the outside, and the user can clean the first stirring body 500, for example, clean the hair wound around the first stirring body 500.

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

FIG. 7 is a schematic bottom view of a floor brush assembly according to one embodiment of the present disclosure.

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

Also, as shown in fig. 3, the floor brush assembly further includes: a cleaning member 800, the cleaning member 800 being disposed between the first stirring body 500 and the second stirring body 600 and interfering with the first stirring body 500 to remove debris on the first stirring body 500 and transmit the debris to the second stirring body 600 and/or the suction opening 220 through a portion of the vacuum flow passage; wherein the cleaning member 800 includes an interference portion interfering with the first agitating body 500.

More preferably, the interference portion of the cleaning member 800 can be configured to exist in a direction from the fixed end to the free end of the first stirring body 500, thereby increasing the interference position/interference area of the cleaning member 800 with the first stirring body 500.

In a particular embodiment, the cleaning component 800 is configured to: the cleaning member 800 is extended from the housing 200 in a gradually widening manner along a direction from the fixed end to the free end of the first stirring body 500, whereby the cleaning member 800 can interfere with the outer surface of the core 501 of the first stirring body 500 formed in a tapered shape, improving the efficiency of the cleaning member 800 in cleaning the first stirring body 500.

In the present disclosure, the cleaning member 800 includes: cleaning the base 810 and wiper strip 820, etc.

The cleaning base 810 is formed extending from the housing 200; of course, one skilled in the art will recognize that the cleaning base 810 may also be formed separately and secured to the housing 200; in a preferred embodiment, the cleaning base 810 can be present through the housing 200, although the cleaning base 810 may not extend through the housing 200.

The wiper 820 is formed at a side portion of the cleaning base 810, and the interference portion is formed by the wiper 820; that is, when the cleaning base 810 is in an operating state, the first stirring body 500 can contact with the upper edge or the lower edge of the scraping strip 820 according to the different rotation directions of the first stirring body 500, thereby removing solid wastes such as dust on the surface of the second stirring body 500. In a preferred embodiment, the scraping strip 820 is only in contact with the bristle row 510 of the first stirring body 500, thereby cleaning the bristle row 510 of dirt.

In the present disclosure, as shown in fig. 3, the cleaning base 810 is configured to extend from the housing 200 in a gradually widening manner along a direction from a fixed end to a free end of the second stirring body, so that the wiper strip 820 interferes with the first stirring body 500 in the direction from the fixed end to the free end of the first stirring body 500.

When the number of the first agitating bodies 500 is different, the structure of the cleaning member 800 is also different accordingly. For example, when the number of the first stirring bodies 500 is 1, the cleaning base 810 may be changed according to the change of the outer surface of the core 501 of the first stirring body 500.

On the other hand, when the number of the first agitating bodies 500 is two, the wiper strip 820 may include first and second

inclined portions

821, 822, the first and second

inclined portions

821, 822 being formed in a V-shaped structure having corners facing the suction opening 220, whereby the cleaning of the two first agitating bodies 500 can be simultaneously achieved by the wiper strip 820.

The scraping bar 820 is configured to extend from the cleaning base 810 in a gradually widening manner along a direction from a fixed end to a free end of the first stirring body 500, so that the scraping bar 820 interferes with the first stirring body 500 in the direction from the fixed end to the free end of the first stirring body 500.

In the present disclosure, the core 501 includes a conical portion and/or a straight cylindrical portion. As a different implementation form, from the fixed end to the free end of the first stirring body 500: the core 501 includes a straight cylinder type section, a conical section, and a straight cylinder type section in this order, or the core 501 includes a straight cylinder type section and a conical section in this order, or the core 501 includes a conical section and a straight cylinder type section in this order.

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 agitating body 600, and the cleaning protrusions 641 partially extend into the second agitating body 600 and have a lower edge aligned with the axis of the second agitating body 600 or located below the axis of the second agitating body 600.

As shown in fig. 11, the lower edge of the cleaning projection 641 is disposed obliquely so that the cleaning projection is lower than the horizontal plane on which the axis of the second agitating body 600 is located as a whole.

More preferably, the cleaning projection 641 further includes an upper edge, and a front end of the upper edge of the cleaning projection 641 is inserted into the second agitating body 600, so that a portion of the cleaning projection 641 inserted into the second agitating body 600 is formed in a pointed shape, and an object such as hair cleaned by the cleaning projection 641 can be held at the position of the upper edge of the cleaning projection 641.

In this disclosure, the upper edge of the cleaning protrusion 641 inclines downwards along the direction from the front to the back, so that the cleaning protrusion 641 can accommodate more garbage, and the time between two times of detaching the second stirring body 600 is prolonged.

In a preferred embodiment, the axis of the second stirring body 600 is horizontally disposed in a lateral direction.

In the present disclosure, the floor brush assembly 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/modes or examples and features of the various embodiments/modes or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

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 of the 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 be made to those skilled in the art, based on the above disclosure, and still be within the scope of the present disclosure.

Claims

1. A floor brush assembly, comprising:

a first agitating body rotatably disposed in the housing and arranged in a suspended manner in the receiving space, wherein the first agitating body is arranged laterally within the receiving space such that, during use, the first agitating body is substantially perpendicular to a direction of movement of the floor brush assembly;

2. A floor brush assembly as claimed in claim 1, wherein the first stirring body has a core and has a fixed end and a free end, the fixed end having a larger profile than the free end.

3. The floor brush assembly of claim 2, wherein the cleaning member is configured to extend in a gradually widening manner from the housing in a direction from the fixed end to the free end of the first agitating body.

4. A floor brush assembly according to claim 3, wherein said cleaning member comprises:

a cleaning base extending from the housing; and

a wiper strip formed at a side of the cleaning base and through which the interference portion is formed.

5. The floor brush assembly of claim 4, wherein the cleaning base is configured to extend from the housing in a gradually widening manner along a direction from a fixed end to a free end of the first stirring body, so that the wiper strip interferes with the bristles of the first stirring body in a direction from the fixed end to the free end of the first stirring body.

6. The floor brush assembly according to claim 4, wherein the wiper strip is configured to extend from the cleaning base in a gradually widening manner along a direction from a fixed end to a free end of the first stirring body so that the wiper strip interferes with the first stirring body in a direction from the fixed end to the free end of the first stirring body.

7. A floor brush assembly according to claim 2, wherein the core comprises a conical section and/or a straight cylindrical section.

8. The floor brush assembly of claim 7, wherein from the fixed end to the free end of the first stirring body: the core comprises a straight cylinder type part, a conical part and a straight cylinder type part in sequence, or the core comprises a straight cylinder type part and a conical part in sequence, or the core comprises a conical part and a straight cylinder type part in sequence.

9. A floor brush assembly according to claim 2, wherein the outer surface of the core of the first agitator body is provided with helically extending rows of bristles in a direction from the fixed end to the free end, and the rows of bristles extend outwardly from the outer surface of the core 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. A floor brush assembly according to claim 9, characterized in that the outer surface of the core of the first stirring body is provided with a helically extending protrusion in a direction from the fixed end to the free end, from which protrusion the bristle rows extend outwardly.

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

12. The floor brush assembly of claim 11, wherein the protrusion includes a base and a pair of ridges, the base and pair of ridges being sequentially disposed radially outward from the outer surface of the core of the first agitator body, the row of bristles extending outward from the base and being disposed between the pair of ridges, the tips of the row of bristles extending out of the pair of bases.

13. A floor brush assembly according to claim 12, wherein the base portion has a third radial distance that 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 floor brush assembly 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 stirring body.

15. A floor brush assembly according to claim 1, characterized in that the first stirring bodies are provided in two, the free ends of the two first stirring bodies being arranged close to each other and having a predetermined distance.

16. The floor brush assembly of claim 1, further comprising: a cover member provided to the housing.

17. The floor brush assembly of claim 16, wherein the cover member includes a pair of tapered inner walls, and an outer surface of the first agitating body contacts the tapered inner walls.

18. The floor brush assembly of claim 17, wherein the pair of tapered interior walls include a junction at a location corresponding to a location of a gap between the free ends of the pair of first agitating bodies.

19. A floor brush assembly according to claim 18, wherein the location of said junction corresponds to the location of said suction opening.

20. A floor brush assembly according to claim 1, wherein the first agitator body is driven by a drive means external to the first agitator body.

21. A surface cleaning apparatus comprising a floor brush assembly according to any of claims 1-20.