CN111434300A - Floor brush and vacuum cleaner having the same - Google Patents

Abstract

The invention discloses a floor brush and a vacuum cleaner having the same. The floor brush comprises: a floor brush base, the floor brush base defines a rolling brush cavity; a rolling brush body, the rolling brush body is rotatably arranged on the In the rolling brush cavity, the floor brush has a first cleaning mode and a second cleaning mode, the first cleaning mode and the second cleaning mode are suitable for cleaning different working surfaces, and the rolling brush body at least includes a Swap first and second rolling brush bodies, the first rolling brush body adapted to work in the first cleaning mode, and the second rolling brush body adapted to work in the second cleaning mode . In the floor brush of the embodiment of the present invention, the first rolling brush body and the second rolling brush body are interchangeable, which can improve the dust collecting function of the vacuum cleaner, expand the use range of the vacuum cleaner, and make the use of the floor brush more flexible.

Description

Floor brush and vacuum cleaner having the same

technical field

The present invention relates to the technical field of household appliances, in particular to a floor brush and a vacuum cleaner having the same.

Background technique

In the related art, the floor brush of a vacuum cleaner usually has only one brush body, which affects the range of use of the vacuum cleaner to a certain extent.

SUMMARY OF THE INVENTION

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present invention is to provide a floor brush for a vacuum cleaner, in which the first rolling brush body and the second rolling brush body are interchangeable, which can improve the cleaning function of the vacuum cleaner, expand the use range of the vacuum cleaner, and make the ground The use of brushes is more flexible.

The present invention further provides another floor brush for a vacuum cleaner.

The present invention also provides another floor brush for a vacuum cleaner.

The present invention also provides a vacuum cleaner including the above-mentioned floor brush.

A floor brush for a vacuum cleaner according to an embodiment of the present invention includes: a floor brush base, the floor brush base defines a rolling brush cavity; a rolling brush body, the rolling brush body is rotatably provided on the rolling brush In the cavity, the floor brush has a first cleaning mode and a second cleaning mode, the first cleaning mode and the second cleaning mode are suitable for cleaning different working surfaces, and the rolling brush body at least includes an interchangeable A first rolling brush body and a second rolling brush body, the first rolling brush body being adapted to work in the first cleaning mode, and the second rolling brush body being adapted to work in the second cleaning mode.

According to the floor brush for a vacuum cleaner according to the embodiment of the present invention, by arranging the rolling brush body, the rolling brush body at least includes the interchangeable first rolling brush body and the second rolling brush body, and the first rolling brush body is suitable for the first rolling brush body. Working in one cleaning mode, the second rolling brush body is suitable for working in the second cleaning mode, so that the dust collecting function of the vacuum cleaner can be improved, the use range of the vacuum cleaner can be expanded, and the use of the floor brush can be made more flexible.

According to some embodiments of the present invention, the cleaning elements provided on the surface of the first rolling brush body are formed as bristle pieces, and the cleaning elements provided on the surface of the second rolling brush body are formed as fluff pieces.

According to some embodiments of the present invention, the floor brush further includes an upper cover assembly, which is detachably provided on the floor brush base and connected with the rolling brush body.

According to some embodiments of the present invention, the upper cover assembly includes a first upper cover and a second upper cover, the first upper cover is cooperatively connected with the first rolling brush body, and the second upper cover is connected with the The second rolling brush body is matched and connected, and the whole formed by the first rolling brush body and the first upper cover and the whole formed by the second rolling brush body and the second upper cover can be interchangeably installed on the Floor brush base to clean different work surfaces.

According to some embodiments of the present invention, one end of the upper cover assembly is pivotally connected to the floor brush base, and the other end of the upper cover assembly is detachably connected to the floor brush base.

In some embodiments of the present invention, the upper cover assembly includes: a cover body; a first end cover, the first end cover is provided at one end of the cover body and is connected to the cover body, the first The end cover is pivotally connected with the floor brush base; the second end cover is arranged at the other end of the cover body and is connected with the cover body, and the second end cover is connected to the cover body. The floor brush base is detachably connected.

Specifically, the cover body is detachably connected to the first end cover and the second end cover, respectively, and the rolling brush body is detachably connected to the cover body and the second end cover, respectively.

Specifically, the rolling brush body is separable from the cover body in the axial direction.

According to some embodiments of the present invention, an assembling space is provided in the rolling brush body, and the floor brush further includes a driving component, the driving component is provided in the assembling space and connected with the rolling brush body to drive the rolling brush body. The brush body rotates.

In some embodiments of the present invention, the driving assembly is connected to the upper cover assembly, and the driving assembly is detachably connected to the rolling brush body.

In some embodiments of the present invention, the drive assembly includes: a motor, the motor has a motor shaft; a motor cover, the motor cover wraps and supports the motor, the motor shaft protrudes from the motor cover to The roller brush body is driven to rotate around the motor cover; a support mechanism is provided at one end of the upper cover assembly, and the support mechanism is connected with the motor cover to position the motor cover.

Specifically, the motor cover includes a first motor cover and a second motor cover that cooperate with each other, the first motor cover and the second motor cover are connected to define a placement space, and the motor is fixed in the placement space Inside.

Specifically, a positioning portion is provided at the end of the motor shaft extending out of the placement space. In the axial direction of the motor shaft, the cross-section of the positioning portion is non-circular. A drive connection part is provided, and a limit groove with an opening facing the motor shaft is arranged on the drive connection part. The limit groove cooperates with the positioning part. When the positioning part extends into the limit When inside the groove, the roller brush body rotates synchronously with the motor shaft.

Further, the positioning portion is provided with a limit post, the limit post extends in the radial direction of the motor shaft, and the peripheral wall of the limit groove is provided with two limit bars with openings facing the motor shaft. Two limiting notches extend from two ends of the limiting column respectively.

Specifically, the support mechanism includes: a fixed shaft, one end of the fixed shaft is disposed at one end of the upper cover assembly, and the other end of the fixed shaft is fixedly connected to the motor cover; a rotating support, the rotating The support piece is sleeved on the fixed shaft and is rotatable relative to the fixed shaft, and the rotating support piece is axially driven and matched with one end of the rolling brush body.

According to some embodiments of the present invention, the roller brush body is provided with a matching shaft, an end of the upper cover assembly is provided with a matching hole, and the matching shaft is adapted to extend into the matching hole and be opposite to the matching shaft. The upper cover assembly and the floor brush base can be rotated through the matching hole and are connected to each other through elastic snaps.

A floor brush for a vacuum cleaner according to an embodiment of the present invention includes: a floor brush base, the floor brush base defines a rolling brush cavity; a rolling brush body, the rolling brush body is rotatably provided on the rolling brush In the cavity, the floor brush has a first cleaning mode and a second cleaning mode, the first cleaning mode and the second cleaning mode are suitable for cleaning different working surfaces, and the rolling brush body at least includes an interchangeable A first rolling brush body and a second rolling brush body, the first rolling brush body is adapted to work in the first cleaning mode, and the second rolling brush body is adapted to work in the second cleaning mode, wherein all The rolling brush body is provided with an assembling space and a driving component arranged in the assembling space, and the driving component is coaxially connected with the rolling brush body to drive the rolling brush body to rotate.

According to the floor brush for a vacuum cleaner according to the embodiment of the present invention, by arranging the rolling brush body, the rolling brush body at least includes the interchangeable first rolling brush body and the second rolling brush body, and the first rolling brush body is suitable for the first rolling brush body. Working in one cleaning mode, the second rolling brush body is suitable for working in the second cleaning mode, so that the dust collecting function of the vacuum cleaner can be improved, the use range of the vacuum cleaner can be expanded, and the use of the floor brush can be made more flexible. By arranging the drive assembly in the assembling space of the rolling brush body, it is beneficial to reduce the overall occupied space of the floor brush, reduce the manufacturing cost of the floor brush, and improve the reliability of the floor brush.

A floor brush for a vacuum cleaner according to an embodiment of the present invention includes: a floor brush base, the floor brush base defines a rolling brush cavity; a rolling brush body, the rolling brush body is rotatably provided on the rolling brush In the cavity, the floor brush has a first cleaning mode and a second cleaning mode, the first cleaning mode and the second cleaning mode are suitable for cleaning different working surfaces, and the rolling brush body at least includes an interchangeable A first rolling brush body and a second rolling brush body, the first rolling brush body is adapted to work in the first cleaning mode, and the second rolling brush body is adapted to work in the second cleaning mode, wherein all One end of the rolling brush body is pivotally connected with one side of the floor brush base, and the other end of the rolling brush body is snap-fitted with the other side of the floor brush base, and the rolling brush body The other end of the brush body is turned over relative to one side of the brush base and away from the rolling brush cavity to enter the disassembly and exchange state, while the other end of the rolling brush body enters the rolling brush cavity and is connected with the floor brush base. The other side is snap-fitted to enter the working state.

According to the floor brush for a vacuum cleaner according to the embodiment of the present invention, by arranging the rolling brush body, the rolling brush body at least includes the interchangeable first rolling brush body and the second rolling brush body, and the first rolling brush body is suitable for the first rolling brush body. Working in one cleaning mode, the second rolling brush body is suitable for working in the second cleaning mode, so that the dust collecting function of the vacuum cleaner can be improved, the use range of the vacuum cleaner can be expanded, and the use of the floor brush can be made more flexible. One end of the rolling brush body is pivotally connected to one side of the floor brush base, and the other end of the rolling brush body is snap-fitted with the other side of the floor brush base, so that the user can clean or replace the rolling brush body. It is convenient, time-saving and labor-saving, and can improve the user experience.

A vacuum cleaner according to an embodiment of the present invention includes a floor brush for a vacuum cleaner according to the above-mentioned embodiments of the present invention.

According to the vacuum cleaner of the embodiment of the present invention, by arranging the floor brush for the vacuum cleaner according to the above-mentioned embodiment of the present invention, the first rolling brush body and the second rolling brush body are interchangeable, so that the dust collecting function of the vacuum cleaner can be improved, Expand the scope of use of the vacuum cleaner and make the use of the floor brush more flexible.

Additional aspects and advantages of the present invention will be set forth, in part, from the following description, and in part will be apparent from the following description, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from the following description of embodiments taken in conjunction with the accompanying drawings, wherein:

1 is an exploded view of a floor brush according to some embodiments of the present invention;

Fig. 2 is an enlarged view of part A in Fig. 1;

3 is a cross-sectional view of a floor brush according to some embodiments of the present invention;

4 is a schematic diagram of a floor brush according to some embodiments of the present invention, wherein the rolling brush body is disengaged from the cover body;

FIG. 5 is a schematic diagram of a floor brush according to some embodiments of the present invention, wherein the rolling brush body is connected with the cover body;

FIG. 6 is a schematic diagram of a floor brush according to some embodiments of the present invention, wherein the roller brush body is matingly connected with the second end cover;

7 is a partial exploded view of a floor brush according to some embodiments of the present invention;

8 is a schematic diagram of a floor brush according to some embodiments of the present invention;

9 is a schematic diagram of a floor brush according to some embodiments of the present invention;

10 is a schematic diagram of a floor brush according to some embodiments of the present invention;

11 is a schematic diagram of a floor brush according to some embodiments of the present invention;

Figure 12 is a schematic diagram of a rotating support according to some embodiments of the present invention;

13 is a schematic diagram of a floor brush replacement roller brush body according to some embodiments of the present invention;

FIG. 14 is a schematic diagram of a floor brush replacement roller brush body according to some embodiments of the present invention;

15 is a schematic diagram of a floor brush according to some embodiments of the present invention;

16 is a schematic diagram of a floor brush according to some embodiments of the present invention;

17 is a schematic diagram of a floor brush according to some embodiments of the present invention.

Reference number:

Floor brush 100;

Floor brush base 1; locking slot 11;

Upper cover assembly 2; first upper cover 2a; second upper cover 2b;

cover 21;

the first end cap 22; the positioning post 221; the first positioning hole 221a;

The second end cover 23; the matching hole 231; the locking protrusion 232;

Rolling brush body 3; assembly space a; first rolling brush body 31; second rolling brush body 32;

drive connecting part 31; limiting groove 311;

Matching protrusion 32; Matching shaft 33;

drive assembly 4;

motor 41; motor shaft 411; positioning part 412; limit post 413;

Placement space b; first motor cover 42; connection hook 421;

The second motor cover 43; the connection card hole 431; the connection column 432; the card seat c; the motor cover 44;

connection component 5;

support mechanism 6; fixed end cover 61; abutting protrusion 611; second positioning hole 612; positioning enclosure 613;

fixed shaft 62; rotating support 63; matching groove 631; limit flange 632; first bearing 64;

the second bearing 7;

Elastic element 8.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, only used to explain the present invention, and should not be construed as a limitation of the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " Back, Left, Right, Vertical, Horizontal, Top, Bottom, Inner, Outer, Clockwise, Counterclockwise, Axial , "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated device or Elements must have a particular orientation, be constructed and operate in a particular orientation and are therefore not to be construed as limitations of the invention. Furthermore, features delimited with "first", "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The floor brush 100 for a vacuum cleaner according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 17 .

As shown in FIGS. 1-17 , a floor brush 100 for a vacuum cleaner according to an embodiment of the present invention includes a floor brush base 1 and a rolling brush body 3 .

Specifically, the brush base 1 defines a rolling brush cavity. The roller brush body 3 is rotatably arranged in the roller brush cavity, and the floor brush 100 has a first cleaning mode and a second cleaning mode, and the first cleaning mode and the second cleaning mode are suitable for cleaning different working surfaces (such as carpets or floors, etc.) ), the rolling brush body 3 includes at least an interchangeable first rolling brush body 31 and a second rolling brush body 32, the first rolling brush body 31 is suitable for working in the first cleaning mode, and the second rolling brush body 32 is suitable for working in the first cleaning mode. The second cleaning mode works. It can be seen from this that the first rolling brush body 31 and the second rolling brush body 32 can be installed in the rolling brush cavity interchangeably, so that the floor brush 100 is in the first cleaning mode or the second cleaning mode, so that the pair of floor brushes 100 can be Cleaning of different work surfaces.

At the same time, it can be seen that the rolling brush body 3 can be rotated in the rolling brush cavity, thereby cleaning the working surface and realizing the dust collecting function of the vacuum cleaner. In the floor brush 100 of the embodiment of the present invention, the first rolling brush body 31 and the second rolling brush body 32 are interchangeable. When the user needs to clean different working surfaces, the first rolling brush body can be selected according to the actual environment of the working surface to be cleaned. In the first cleaning mode or the second cleaning mode, different roller brush bodies 3 can be selected, thereby improving the cleaning function of the vacuum cleaner, expanding the use range of the vacuum cleaner, and making the use of the floor brush 100 more flexible.

According to the floor brush 100 for a vacuum cleaner according to the embodiment of the present invention, by disposing the rolling brush body 3, the rolling brush body 3 at least includes a first rolling brush body 31 and a second rolling brush body 32 which are interchangeable. The body 31 is suitable for working in the first cleaning mode, and the second rolling brush body 32 is suitable for working in the second cleaning mode, so that the vacuuming function of the vacuum cleaner can be improved, the use range of the vacuum cleaner can be expanded, and the use of the floor brush 100 can be more flexible.

As shown in FIGS. 13-17 , according to some embodiments of the present invention, the cleaning elements provided on the surface of the first rolling brush body 31 are formed as bristle pieces, and the cleaning elements provided on the surface of the second rolling brush body 32 are formed as fluffs pieces. It is known that bristles generally refer to the long, hard hair on the necks of horses and pigs, while down refers to soft, slender hairs. It can be seen that the first brush body 31 is suitable for cleaning the carpet, that is, the first cleaning mode can be used to clean the carpet, and the second brush body 32 is suitable for cleaning the floor, that is, the second cleaning mode can be used to clean the floor. Therefore, the user can select the cleaning mode of the floor brush according to the working surface environment to be cleaned, thereby selecting the first rolling brush body 31 or the second rolling brush body 32 , which is beneficial to ensure the cleaning ability of the floor brush 100 .

As shown in FIG. 1 , according to some embodiments of the present invention, the floor brush 100 further includes an upper cover assembly 2 . The upper cover assembly 2 is detachably provided on the floor brush base 1 and connected to the rolling brush body 3 . Therefore, when the upper cover assembly 2 is matched and connected with the floor brush base 1, the vacuum cleaner can work normally. When the user needs to clean or replace the rolling brush body 3, the upper cover assembly 2 can be disengaged from the floor brush base 1 (ie, removed from the floor brush base 1), and the rolling brush body 3 can be cleaned or replaced. . The above-mentioned structure arrangement makes it convenient for the user to clean or replace the roller brush body 3 , saves time and effort, and can improve the user's experience in use. In addition, it can be understood that since the upper cover assembly 2 is detachably connected to the floor brush base 1 , when replacing the rolling brush body 3 , the user can replace the upper cover assembly 2 matched with the rolling brush body 3 at the same time. In this way, the user does not need to disassemble the rolling brush body 3 from the upper cover assembly 2 matched with it, thereby improving the efficiency of replacing the rolling brush body 3 and improving the user's use experience.

As shown in FIG. 13-FIG. 14, according to some embodiments of the present invention, the upper cover assembly 2 includes a first upper cover 2a and a second upper cover 2b, the first upper cover 2a is connected with the first rolling brush body 31, The two upper covers 2b are connected with the second rolling brush body 32, and the whole formed by the first rolling brush body 31 and the first upper cover 2a and the whole formed by the second rolling brush body 32 and the second upper cover 2b can be interchangeably installed on the Floor brush base 1 to clean different working surfaces. It can be seen from this that when the user is replacing the rolling brush body 3, the upper cover assembly 2 corresponding to the rolling brush body 3 can be replaced at the same time. In this way, the user does not need to disassemble the rolling brush body 3 from the upper cover assembly 2 correspondingly matched with it, thereby improving the efficiency of replacing the rolling brush body 3 and improving the user's use experience.

At the same time, it can be understood that, as shown in FIG. 9 and FIG. 11 , the cleaning elements provided on the surface of the rolling brush body 3 can be formed as fluff pieces (for cleaning the floor). As shown in FIG. 8 and FIG. 10 , the surface of the rolling brush body 3 The cleaning elements provided can also be formed as bristle elements (for cleaning carpets). When the user uses the vacuum cleaner to clean different working surfaces (carpets or floors), different cleaning modes of the ground brush 100 can be selected according to the working surface environment to be cleaned, and then different types of rolling brush bodies 3 can be selected. As shown in Fig. 8 and Fig. 10, when the user selects the roller brush body 3 with the bristles provided on the surface to clean the carpet, the friction between the roller brush body 3 and the carpet is relatively large, and the fine dust on the carpet is relatively small. They are scraped up by the roller brush body 3, so that the opening area at the bottom of the roller brush chamber should be relatively small, which is beneficial to increase the negative pressure in the roller brush chamber, increase the suction force of the vacuum cleaner, and make more dust be removed. Inhale inside the vacuum cleaner to enhance the cleaning effect of the vacuum cleaner. As shown in Fig. 9 and Fig. 11, when the user selects the roller brush body 3 whose surface is set as a fluff piece to clean the floor, since the dust particles on the floor are relatively large, in order to facilitate the vacuum cleaner to inhale the large particles of dust into the interior, thereby The opening area at the bottom of the brush cavity should be relatively large, thereby enhancing the cleaning effect of the vacuum cleaner. It can be understood that, the area size of the bottom opening of the rolling brush cavity can be changed by selecting upper cover assemblies 2 of different sizes. That is, the size of the upper cover assembly 2 corresponding to the roller brush bodies 3 with different cleaning elements may be different, thereby improving the cleaning ability of the floor brush 100 and the dust collecting function of the vacuum cleaner.

According to some embodiments of the present invention, one end of the upper cover assembly 2 is pivotally connected to the floor brush base 1 , and the other end of the upper cover assembly 2 is detachably connected to the floor brush base 1 . It can be seen from this that the vacuum cleaner can work normally when the other end of the upper cover assembly 2 is matched and connected with the floor brush base 1 . When the other end of the upper cover assembly 2 is disengaged from the floor brush base 1 (ie, removed from the floor brush base 1 ), the upper cover assembly 2 can be opposite to the brush base 1 around the upper cover assembly 2 and the ground brush One end of the base 1 can be pivotally connected to rotate, that is, the upper cover assembly 2 can rotate relative to the base 1 . At the same time, it can be seen that when the user needs to clean or replace the roller brush body 3, he only needs to disengage the other end of the upper cover assembly 2 from the floor brush base 1, and then rotate the upper cover assembly 2 to a position that is convenient for the user to operate. The brush body 3 is cleaned or replaced. The above-mentioned structure arrangement makes it convenient for the user to clean or replace the roller brush body 3 , saves time and effort, and can improve the user's experience in use.

As shown in FIGS. 1 , 3 to 8 and FIGS. 10 to 11 , in some embodiments of the present invention, the upper cover assembly 2 includes a cover body 21 , a first end cover 22 and a second end cover 23 . Specifically, the first end cover 22 is provided at one end of the cover body 21 and connected to the cover body 21 , and the first end cover 22 is pivotally connected to the floor brush base 1 . The second end cover 23 is provided at the other end of the cover body 21 and is connected with the cover body 21 , and the second end cover 23 is detachably connected with the floor brush base 1 . It can be seen that the upper cover assembly 2 is pivotally connected to the floor brush base 1 through the first end cover 22 , and the upper cover assembly 2 is detachably connected to the floor brush base 1 through the second end cover 23 .

Specifically, the cover body 21 is detachably connected with the first end cover 22 and the second end cover 23 respectively, and the rolling brush body 3 is detachably connected with the cover body 21 and the second end cover 23 respectively. It can be seen from this that the cover body 21 can be disassembled separately, the second end cap 23 can also be disassembled separately, and the cover body 21 and the second end cap 23 can also be disassembled together. The rolling brush body 3 can be disassembled together with the cover body 21, the rolling brush body 3 can also be disassembled together with the second end cover 23, and the rolling brush body 3 can also be disassembled together with the cover body 21 and the second end cover 23 at the same time, The rolling brush body 3 can also be removed separately after at least one of the cover body 21 and the second end cover 23 is removed. Thus, the ways of cleaning and replacing the rolling brush body 3 are diversified, and the user can take off the rolling brush body 3 in various ways, which is convenient for the user to clean or replace the rolling brush body 3 .

For example, as shown in FIGS. 4-5 , the cover body 21 is detachably connected to the first end cover 22 , and the rolling brush body 3 is detachably connected to the cover body 21 . It can be seen from this that when the second end cover 23 is disengaged from the brush base 1, and then the cover body 21 is disengaged from the first end cover 22, the whole composed of the cover body 21 and the second end cover 23 can be removed from the Remove the brush base 1. Since the rolling brush body 3 and the cover body 21 are detachably connected, if the rolling brush body 3 is connected to the cover body 21 at this time, the rolling brush body 3 and the cover body 21 can be disassembled at the same time. If the rolling brush body 3 is disengaged from the cover body 21 , the user can first remove the entirety of the cover body 21 and the second end cover 23 from the floor brush base 1 , and then remove the rolling brush body 3 . Therefore, it is more convenient for the user to clean or replace the roller brush body 3, and the user experience is improved.

At this time, there are two ways for the user to clean or replace the rolling brush body 3. The first one is: as shown in FIG. Remove from base 1. The second method is: as shown in FIG. 4 , first remove the entire body composed of the cover body 21 and the second end cover 23 from the floor brush base 1 , and then remove the rolling brush body 3 .

At this time, the second end cover 23 can be fixedly connected with the cover body 21 by screws. Therefore, the reliability of the upper cover assembly 2 can be improved.

For another example, as shown in FIG. 6 , the cover body 21 is detachably connected to the second end cover 23 , and the rolling brush body 3 is detachably connected to the second end cover 23 . It can be seen from this that when the second end cover 23 is disengaged from the brush base 1 , and then the cover body 21 is disengaged from the second end cover 23 , the second end cover 23 can be disassembled as a whole. Since the rolling brush body 3 is detachably connected to the second end cover 23 , if the rolling brush body 3 is connected to the second end cover 23 at this time, the rolling brush body 3 and the second end cover 23 can be detached at the same time. If the rolling brush body 3 is disengaged from the second end cover 23 , the user can remove the second end cover 23 first, and then remove the rolling brush body 3 . Therefore, it is more convenient for the user to clean or replace the roller brush body 3, and the user experience is improved.

At this time, there are two ways for the user to clean or replace the rolling brush body 3 . The first one is: as shown in FIG. 6 , the second end cover 23 and the rolling brush body 3 are taken off together. The second is: first take off the second end cover 23 , and then take off the rolling brush body 3 . It can be seen from this that, in the floor brush 100 of the embodiment of the present invention, the manner of taking the rolling brush body 3 is flexible, and the user can reliably select the method of taking the rolling brush body 3 according to actual needs.

Specifically, the rolling brush body 3 is separable from the cover body 21 in the axial direction. Therefore, when the user removes the rolling brush body 3 from the upper cover assembly 2 , the rolling brush body 3 can be moved along the axial direction of the rolling brush body 3 to separate the rolling brush body 3 from the cover body 21 .

As shown in FIGS. 1 and 2 , according to some embodiments of the present invention, the floor brush 100 further includes a connecting assembly 5 , the connecting assembly 5 is provided on the floor brush base 1 , and the upper cover assembly 2 and the connecting assembly 5 are pivotally connected . It can be seen from this that the upper cover assembly 2 is pivotally connected with the floor brush base 1 through the connecting assembly 5, so that the rotatable function of the upper cover assembly 2 relative to the floor brush base 1 can be realized. The reliability of the floor brush 100 is guaranteed.

In some embodiments of the present invention, the connecting assembly 5 is a hinge. Therefore, the connection assembly 5 is simple in structure, low in cost and wide in sources, which is beneficial to ensure the reliability of the pivotable connection between one end of the upper cover assembly 2 and the floor brush base 1 , thereby ensuring the reliability of the floor brush 100 . Specifically, the hinge can be fixed on the floor brush base 1 by screws. The hinge and the upper cover assembly 2 can be connected by a pivot shaft to ensure the reliability that the upper cover assembly 2 can pivot relative to the brush base 1 .

According to some embodiments of the present invention, an assembly space a is provided in the rolling brush body 3 , and the floor brush 100 further includes a driving assembly 4 . The driving assembly 4 is disposed in the assembly space a and is connected with the rolling brush body 3 to drive the rolling brush body 3 turn. It can be seen from this that the rotational power of the rolling brush body 3 in the rolling brush cavity is provided by the driving assembly 4 . At the same time, it can be seen that the drive assembly 4 is arranged in the assembly space a, which can reduce the occupied space of the drive assembly 4 to a certain extent, facilitate the connection and cooperation between the drive assembly 4 and the roller brush body 3, and improve the drive assembly 4 to drive the roller brush body 3 to rotate. The reliability of the floor brush 100 effectively reduces the interference of other components of the floor brush 100 on the drive assembly 4 , thereby reducing the overall occupied space of the floor brush 100 , reducing the manufacturing cost of the floor brush 100 , and improving the reliability of the floor brush 100 .

In some embodiments of the present invention, the drive assembly 4 is connected to the upper cover assembly 2 , and the drive assembly 4 is detachably connected to the rolling brush body 3 . It can be seen from this that when the rolling brush body 3 is removed, the drive assembly 4 needs to be disengaged from the rolling brush body 3 . When installing the rolling brush body 3 into the rolling brush cavity, it is necessary to reconnect the rolling brush body 3 and the driving assembly 4 for cooperation.

It should be noted that the driving assembly 4 may not be connected with the upper cover assembly 2 . For example, the drive assembly 4 has a drive shaft, and the drive shaft is connected with the roller brush body 3 to drive the roller brush body 3 to rotate. When the drive assembly 4 works, only the drive shaft rotates. At this time, the outer peripheral wall of the drive assembly 4 and the roller brush body can rotate. At least one bearing is arranged between the inner peripheral walls of 3 , so that the effect of driving the roller brush body 3 to rotate by the driving assembly 4 can be realized. At this time, when the roller brush body 3 is removed, the drive assembly 4 is simultaneously removed. When the user replaces the rolling brush body 3 , the driving assembly 4 can be replaced together, or the driving assembly 4 can be taken out from the removed rolling brush body 3 and re-installed on the replaced new rolling brush body 3 .

As shown in FIGS. 1 , 3 and 7 , in some embodiments of the present invention, the driving assembly 4 includes a motor 41 , a motor cover 44 and a support mechanism 6 . Specifically, the motor 41 has a motor shaft 411, the motor cover 44 wraps and supports the motor 41, and the motor shaft 411 protrudes from the motor cover 44 to drive the roller brush body 3 to rotate around the motor cover 44. The support mechanism 6 is disposed at one end of the upper cover assembly 2 , and the support mechanism 6 is connected with the motor cover 44 to position the motor cover 44 . It can be seen from this that the structure of the driving assembly 4 is simple, reliable and convenient to manufacture. The drive assembly 4 drives the roller brush body 3 to rotate through the motor shaft 411 . The drive assembly 4 is connected to the upper cover assembly 2 through the support mechanism 6 , and can be fixed on the upper cover assembly 2 .

Specifically, the motor cover 44 includes a first motor cover 42 and a second motor cover 43 that cooperate with each other, the first motor cover 42 and the second motor cover 43 are connected to define a placement space b, and the motor 41 is fixed in the placement space b. It can be seen from this that the motor cover 44 is formed by connecting the first motor cover 42 and the second motor cover 43 to each other. The motor shaft 411 extends out of the placement space b to be connected with the rolling brush body 3 , thereby driving the rolling brush body 3 to rotate.

Specifically, as shown in FIG. 3 , the inner peripheral walls of the first motor cover 42 and the second motor cover 43 are each provided with a plurality of sockets c, and the plurality of sockets c are arranged at intervals, so that the motor 41 can be stably installed in the Between the plurality of card holders c, the position of the motor 41 relative to the first motor cover 42 and the second motor cover 43 is ensured to be stable.

As shown in FIGS. 1 and 7 , in some embodiments of the present invention, the first motor cover 42 is provided with a connection hook 421 , the second motor cover 43 is provided with a connection hook 431 , and the connection hook 421 is suitable for into the connection card hole 431 . It can be seen from this that the first motor cover 42 and the second motor cover 43 can be connected through the cooperation of the connection hook 421 and the connection card hole 431 , and the connection and cooperation are simple and easy to install and remove.

Specifically, as shown in FIGS. 1 and 7 , the connection card hole 431 penetrates the second motor cover 43 in the thickness direction of the second motor cover 43 . Thereby, the manufacture of the second motor cover 43 is facilitated, and the installation and disassembly of the first motor cover 42 and the second motor cover 43 are facilitated.

As shown in FIG. 1 , FIG. 2 and FIG. 7 , in some embodiments of the present invention, the second motor cover 43 is provided with a connection post 432 , the connection post 432 is provided with a connection hole, and the first motor cover 42 is provided with a connection hole. The floor brush 100 further includes a first connecting member passing through the through hole in the thickness direction thereof to extend into the connecting hole to connect the first motor cover 42 and the second motor cover 43 . Therefore, the connection method of the first motor cover 42 and the second motor cover 43 is simple and easy to operate, and at the same time, the reliability of the connection between the first motor cover 42 and the second motor cover 43 can be ensured, thereby ensuring the reliability of the drive assembly 4. The reliability of the floor brush 100 is guaranteed. The first connecting member may be a screw.

As shown in FIG. 1 , FIG. 3 and FIG. 7 , in some embodiments of the present invention, the end of the motor shaft 411 protruding from the placement space b is provided with a positioning portion 412 , and in the axial direction of the motor shaft 411 , the positioning portion The cross section of 412 is non-circular, and the roller brush body 3 is provided with a drive connecting portion 31, the drive connecting portion 31 is provided with a limiting groove 311 with an opening facing the motor shaft 411, the limiting groove 311 and the positioning portion 412 In cooperation, when the positioning portion 412 extends into the limiting groove 311 , the rolling brush body 3 rotates synchronously with the motor shaft 411 . It can be seen from this that the motor shaft 411 and the rolling brush body 3 are connected through the cooperation of the limiting groove 311 and the positioning portion 412 . The cross section of the positioning portion 412 is non-circular, which is beneficial to ensure that the positioning portion 412 and the limiting groove 311 do not rotate relative to each other, thereby ensuring the reliability of the synchronous rotation of the brush body 3 and the motor shaft 411 . At the same time, it is also convenient to disengage the positioning portion 412 from the limiting groove 311 .

Specifically, as shown in FIG. 1 , FIG. 3 and FIG. 7 , the positioning portion 412 is provided with a limit post 413 , the limit post 413 extends along the radial direction of the motor shaft 411 , and the peripheral wall of the limit groove 311 is provided with an opening Toward the two limiting notches of the motor shaft 411 , two limiting notches protrude from both ends of the limiting column 413 respectively. It can be seen that when the motor shaft 411 rotates, the limiting column 413 exerts force on the limiting notch, so that the roller brush body 3 is rotated under the driving of the motor shaft 411 to clean the working surface. The arrangement of the limit post 413 and the limit notch can further improve the reliability of the motor shaft 411 driving the roller brush body 3 to rotate, and improve the reliability of the motor shaft 411 and the roller brush body 3 to cooperate.

Specifically, as shown in FIGS. 1-5 , 7 and 12 , the support mechanism 6 includes: a fixed shaft 62 and a rotating support 63 . One end of the fixed shaft 62 is arranged on one end of the upper cover assembly 2, and the other end of the fixed shaft 62 is fixedly connected with the motor cover 44. The rotating support 63 is sleeved on the fixed shaft 62 and is rotatable relative to the fixed shaft 62. It can be seen that the drive assembly 4 is connected with the upper cover assembly 2 through the fixed shaft 62. Since the motor cover 44 is connected with the fixed shaft 62 , when the motor shaft 411 rotates, the motor cover 44 and the upper cover assembly 2 remain relatively stationary, the roller brush body 3 rotates relative to the motor cover 44 , and the rotating support 63 and the roller brush body 3 Synchronized rotation.

Specifically, one of the inner peripheral wall of the rolling brush body 3 and the outer peripheral wall of the rotating support 63 is provided with a matching protrusion 32 , and the other of the inner peripheral wall of the rolling brush body 3 and the outer peripheral wall of the rotating support 63 is provided with There is a matching groove 631 , and the matching protrusion 32 is adapted to extend into the matching groove 631 to make the roller brush body 3 rotate synchronously with the rotating support 63 . It can be seen from this that the rotation support 63 can rotate together with the rolling brush body 3 through the cooperation of the matching protrusion 32 and the matching groove 631 , and it can be seen that the arrangement of the rotating support 63 is not only conducive to the reliable rotation of the rolling brush body 3 , and can play the role of supporting the rolling brush body 3, so that the position of the rolling brush body 3 in the rolling brush cavity is relatively stable. Improve the reliability of the floor brush 100.

Specifically, as shown in FIG. 1 and FIG. 3 , the support mechanism 6 further includes a first bearing 64 , the first bearing 64 is sleeved on the fixed shaft 62 , one end of the rotating support 63 abuts on the motor cover 44 , and the rotating support The other end of the piece 63 is sleeved on the first bearing 64 . Therefore, it can be seen that the location of the first bearing 64 and the rotating support member 63 is beneficial to limit the position of the rotating support member 63, and the rotating support member 63 cooperates with the rolling brush body 3, thereby helping to limit the rolling brush body 3 in the axial direction. displacement, and improve the reliability of the ground brush 100. At the same time, the arrangement of the first bearing 64 is also beneficial to improve the reliability of the rotation of the rotating support 63, reduce the resistance to the rotation of the rotating support 63, and reduce the resistance to the rotation of the brush body 3, which is beneficial to increase the rotational speed of the brush body 3 and increase the The efficiency of the vacuum cleaner.

Optionally, as shown in FIGS. 3 and 12 , the end of the rotating support 63 away from the motor cover 44 is provided with a limit flange 632 , and the limit flange 632 extends in the axial direction away from the fixed shaft 62 , and the matching protrusions One end surface of 32 can stop on the limiting flange 632 . It can be seen that the setting of the limiting flange 632 can limit the movement of the rolling brush body 3 toward the first bearing 64 to a certain extent, improve the relative stability of the position of the rolling brush body 3 in the rolling brush cavity, and improve the floor brush 100 reliability.

Further, the support structure 6 further includes a fixed end cover 61 , the fixed end cover 61 is provided on the upper cover assembly 2 , and one end of the fixed shaft 62 is provided on the fixed end cover 61 . It can be seen from this that the support structure 6 is connected with the upper cover assembly 2 through the fixed end cover 61 .

Further, as shown in FIG. 2 and FIG. 3 , the fixed end cover 61 is provided with an abutment protrusion 611 , and one end of the first bearing 64 abuts against the abutment protrusion 611 . It can be seen from this that the abutting protrusions 611 can limit the axial displacement of the first bearing 64 to a certain extent, and indirectly limit the displacement of the rotating support 63, thereby improving the reliability of the support mechanism 6, and to a certain extent limit the displacement of the rotating support member 63. The axial displacement of the rolling brush body 3 further improves the reliability of the floor brush 100 .

As shown in FIG. 2 , in some embodiments of the present invention, the upper cover assembly 2 is provided with a positioning column 221 , the positioning column 221 is provided with a first positioning hole 221 a , and the fixed end cover 61 is provided with a thickness direction thereof. Through the second positioning hole 612 therethrough, the floor brush 100 further includes a second connecting piece, the second connecting piece passes through the second positioning hole 612 to extend into the first positioning hole 221a to connect the fixed end cover 61 and the upper cover assembly 2. Therefore, the connection between the upper cover assembly 2 and the fixed end cover 61 is simple and easy to operate, and at the same time, the reliability of the fixed end cover 61 on the upper cover assembly 2 can be ensured, thereby ensuring the reliability of the supporting mechanism 6 and the ground brush. 100 reliability. The second connecting member may be a screw.

Specifically, as shown in FIG. 3 , the end surface of the fixed end cover 61 facing the positioning column 221 is provided with a positioning enclosure plate 613 , the positioning enclosure plate 613 is arranged around the second positioning hole 612 , and the positioning column 221 is adapted to extend into the positioning enclosure plate 613. Therefore, when the fixed end cover 61 is assembled with the upper cover assembly 2, it is beneficial to the positioning of the fixed end cover 61, which can improve the installation efficiency of the fixed end cover 61 on the upper cover assembly 2 to a certain extent, thereby improving the floor brush 100. assembly efficiency.

Specifically, the end of the fixed shaft 62 connected to the motor cover 44 protrudes into the motor cover 44 , and the outer peripheral wall of the part of the fixed shaft 62 that protrudes into the motor cover 44 is provided with a radial extension of the fixed shaft 62 . The inner peripheral wall of the motor cover 44 is provided with a positioning seat, and the positioning rod extends into the positioning seat to make the fixed shaft 62 and the motor cover 44 fixedly connected. Therefore, the reliability of the connection between the fixed shaft 62 and the motor cover 44 can be ensured. At the same time, it is ensured that the motor cover and the fixed shaft 62 do not rotate relative to each other.

As shown in FIG. 3 , according to some embodiments of the present invention, the roller brush body 3 is provided with a matching shaft 33 , and the end of the upper cover assembly 2 is provided with a matching hole 231 , and the matching shaft 33 is suitable for extending into the matching hole 231 And it is rotatable relative to the matching hole 231 . It can be seen that the roller brush body 3 can be installed on the upper cover assembly 2 through the cooperation of the matching shaft 33 and the matching hole 231 , and the upper cover assembly 2 plays a role of supporting and fixing the roller brush body 3 to a certain extent. At the same time, the reliability of the rotation of the rolling brush body 3 in the rolling brush cavity can be ensured.

Further, as shown in FIG. 3 , the floor brush 100 further includes a second bearing 7 , and the second bearing 7 is sleeved on the matching shaft 33 and located in the matching hole 231 . Therefore, it can be seen that the arrangement of the second bearing 7 is beneficial to reduce the resistance received by the rolling brush body 3 when it rotates, so that the rolling brush body 3 rotates more smoothly, is conducive to improving the rotating speed of the rolling brush body 3, and improves the working efficiency of the vacuum cleaner. . The upper cover assembly 2 and the floor brush base 1 are connected to each other through elastic fasteners. It can be seen from this that the connection between the upper cover assembly 2 and the floor brush base 1 is simple and reliable. It is beneficial to reduce the production cost of the floor brush 100 .

As shown in FIG. 3 , FIG. 10 and FIG. 11 , according to some embodiments of the present invention, one of the upper cover assembly 2 and the floor brush base 1 is provided with a locking protrusion 232 , and the upper cover assembly 2 and the floor brush base 1 are provided with locking protrusions 232 . The other one of the bases 1 is provided with a locking slot 11 , and the locking projection 232 is adapted to extend into the locking slot 11 to fix the upper cover assembly 2 on the floor brush base 1 . Therefore, it can be known that the locking protrusion 232 can be provided on the upper cover assembly 2 , and the locking groove 11 can be provided on the floor brush base 1 . The locking protrusion 232 can also be provided on the floor brush base 1, and the locking groove is provided on the upper cover assembly 2. The upper cover assembly 2 can be connected to the floor brush base 1 through the cooperation between the locking protrusions 232 and the locking grooves 11 . When the locking projection 232 is disengaged from the locking slot 11, the upper cover assembly 2 can be disengaged from the floor brush base 1. In conclusion, the detachable connection between the upper cover assembly 2 and the upper cover assembly 2 can be realized. The detachable connection between the upper cover assembly 2 and the floor brush base 1 is simple and reliable.

As shown in FIG. 3 , FIG. 10 and FIG. 11 , in some embodiments of the present invention, the upper cover assembly 2 is provided with a locking protrusion 232 , and the upper cover assembly 2 is further provided with an elastic member 8 , and the elastic member 8 and The locking protrusions 232 are connected to push the locking protrusions 232 into the locking grooves 11 . It can be seen from this that, under the condition of no external force, the locking protrusion 232 can maintain the state of extending into the locking groove 11 under the elastic thrust of the elastic member 8 . When the user exerts force on the locking protrusion 232 to overcome the elastic pushing force of the elastic member 8 , the locking protrusion 232 can be pulled out from the locking groove 11 , thereby disengaging the brush base 1 of the upper cover assembly 2 . Thus, the detachable connection between the upper cover assembly 2 and the floor brush base 1 is simple and reliable.

As shown in FIGS. 1 , 3 and 13 , a floor brush 100 for a vacuum cleaner according to an embodiment of the present invention includes a floor brush base 1 and a rolling brush body 3 .

Specifically, the brush base 1 defines a rolling brush cavity. The roller brush body 3 is rotatably arranged in the roller brush cavity, and the floor brush 100 has a first cleaning mode and a second cleaning mode, and the first cleaning mode and the second cleaning mode are suitable for cleaning different working surfaces (such as carpets or floors, etc.) ), the rolling brush body 3 includes at least an interchangeable first rolling brush body 31 and a second rolling brush body 32, the first rolling brush body 31 is suitable for working in the first cleaning mode, and the second rolling brush body 32 is suitable for working in the first cleaning mode. The second cleaning mode works. It can be seen from this that the first rolling brush body 31 and the second rolling brush body 32 can be installed in the rolling brush cavity interchangeably, so that the floor brush 100 is in the first cleaning mode or the second cleaning mode, so that the pair of floor brushes 100 can be Cleaning of different work surfaces.

At the same time, it can be seen that the rolling brush body 3 can be rotated in the rolling brush cavity, thereby cleaning the working surface and realizing the dust collecting function of the vacuum cleaner. In the floor brush 100 of the embodiment of the present invention, the first rolling brush body 31 and the second rolling brush body 32 are interchangeable. When the user needs to clean different working surfaces, the first rolling brush body can be selected according to the actual environment of the working surface to be cleaned. In the first cleaning mode or the second cleaning mode, different roller brush bodies 3 can be selected, thereby improving the cleaning function of the vacuum cleaner, expanding the use range of the vacuum cleaner, and making the use of the floor brush 100 more flexible.

The roller brush body 3 is provided with an assembly space a and a drive assembly 4 disposed in the assembly space a, and the drive assembly 4 is coaxially connected with the roller brush body 3 to drive the roller brush body 3 to rotate. It can be seen from this that the rotational power of the rolling brush body 3 in the rolling brush cavity is provided by the driving assembly 4 . At the same time, it can be seen that the drive assembly 4 is arranged in the assembly space a, which can reduce the occupied space of the drive assembly 4 to a certain extent, facilitate the connection and cooperation between the drive assembly 4 and the roller brush body 3, and improve the driving force of the drive assembly 4 to drive the roller brush body 3 to rotate. It can effectively reduce the interference of other components of the floor brush 100 on the drive assembly 4, thereby reducing the overall occupied space of the floor brush 100, reducing the manufacturing cost of the floor brush 100, and improving the reliability of the floor brush 100. At the same time, the drive assembly 4 is coaxially connected to the roller brush body 3 , which can improve the reliability of the structure of the floor brush 100 .

According to the floor brush 100 for a vacuum cleaner according to the embodiment of the present invention, by disposing the rolling brush body 3, the rolling brush body 3 at least includes a first rolling brush body 31 and a second rolling brush body 32 which are interchangeable. The body 31 is suitable for working in the first cleaning mode, and the second rolling brush body 32 is suitable for working in the second cleaning mode, so that the vacuuming function of the vacuum cleaner can be improved, the use range of the vacuum cleaner can be expanded, and the use of the floor brush 100 can be more flexible. By arranging the drive assembly 4 in the assembly space a in the rolling brush body 3 , it is beneficial to reduce the overall occupied space of the floor brush 100 , reduce the manufacturing cost of the floor brush 100 , and improve the reliability of the floor brush 100 .

As shown in FIGS. 1 , 8 to 11 , a floor brush 100 for a vacuum cleaner according to an embodiment of the present invention includes a floor brush base 1 and a rolling brush body 3 .

Specifically, the brush base 1 defines a rolling brush cavity. The roller brush body 3 is rotatably arranged in the roller brush cavity, and the floor brush 100 has a first cleaning mode and a second cleaning mode, and the first cleaning mode and the second cleaning mode are suitable for cleaning different working surfaces (such as carpets or floors, etc.) ), the rolling brush body 3 includes at least an interchangeable first rolling brush body 31 and a second rolling brush body 32, the first rolling brush body 31 is suitable for working in the first cleaning mode, and the second rolling brush body 32 is suitable for working in the first cleaning mode. The second cleaning mode works. It can be seen from this that the first rolling brush body 31 and the second rolling brush body 32 can be installed in the rolling brush cavity interchangeably, so that the floor brush 100 is in the first cleaning mode or the second cleaning mode, so that the pair of floor brushes 100 can be Cleaning of different work surfaces.

At the same time, it can be seen that the rolling brush body 3 can be rotated in the rolling brush cavity, thereby cleaning the working surface and realizing the dust collecting function of the vacuum cleaner. In the floor brush 100 of the embodiment of the present invention, the first rolling brush body 31 and the second rolling brush body 32 are interchangeable. When the user needs to clean different working surfaces, the first rolling brush body can be selected according to the actual environment of the working surface to be cleaned. In the first cleaning mode or the second cleaning mode, different roller brush bodies 3 can be selected, thereby improving the cleaning function of the vacuum cleaner, expanding the use range of the vacuum cleaner, and making the use of the floor brush 100 more flexible.

One end of the rolling brush body 3 is pivotally connected to one side of the floor brush base 1 , the other end of the rolling brush body 3 is snap-fitted with the other side of the floor brush base 1 , and the other end of the rolling brush body 3 Relatively, one side of the brush base 1 is turned over and away from the rolling brush cavity to enter the disassembly and exchange state, while the other end of the rolling brush body 3 enters the rolling brush cavity and engages with the other side of the floor brush base 1 to start working. state.

It should be noted that, since the first rolling brush body 31 and the second rolling brush body 32 can be installed in the rolling brush cavity interchangeably, “one end of the rolling brush body 3 is pivotally connected to one side of the floor brush base 1” means The situation is after the roller brush body 3 is installed in the roller brush cavity and connected with the floor brush base 1 . It can also be: the floor brush 100 further includes a structure in which one end is pivotally connected to one side of the floor brush base 1 and the other end is snap-fitted with the other side of the floor brush base 1, and then the rolling brush body 3 is connected to this structure. Attached or detachable to the structure.

Therefore, it can be understood that in the disassembly and interchange state, the other end of the roller brush body 3 is disengaged from the snap fit with the floor brush base 1, and one side of the brush base 1 is turned over and rotated away from the roller brush cavity. In the working state, the rolling brush body 3 is located in the rolling brush cavity, and the other end of the rolling brush body 3 is connected with the floor brush base 1 in a snap fit connection.

It can be seen from this that in the working state, the other end of the rolling brush body 3 is connected with the floor brush base 1 in a snap fit connection, and the vacuum cleaner can work normally. In the disassembly and interchange state, the other end of the rolling brush body 3 is disengaged from the floor brush base 1, and the rolling brush body 3 can pivot relative to the brush base 1 around the rolling brush body 3 and the floor brush base 1. The connected end rotates, that is, the roller brush body 3 can rotate relative to the brush base 1 .

Therefore, when the user needs to clean or replace the rolling brush body 3, he only needs to make the floor brush 100 in the disassembly and exchange state, even if the other end of the rolling brush body 3 is disengaged from the floor brush base 1, and then rotate the rolling brush body 3. The roller brush body 3 can be cleaned or replaced at a position that is convenient for the user to operate. The above-mentioned structural arrangement makes it convenient for the user to clean or replace the roller brush body 3 , saves time and effort, and can improve the user's experience in use.

According to the floor brush 100 for a vacuum cleaner according to the embodiment of the present invention, by disposing the rolling brush body 3, the rolling brush body 3 at least includes a first rolling brush body 31 and a second rolling brush body 32 which are interchangeable. The body 31 is suitable for working in the first cleaning mode, and the second rolling brush body 32 is suitable for working in the second cleaning mode, so that the vacuuming function of the vacuum cleaner can be improved, the use range of the vacuum cleaner can be expanded, and the use of the floor brush 100 can be more flexible. One end of the roller brush body 3 is pivotally connected to one side of the floor brush base 1, and the other end of the roller brush body 3 is snap-fitted with the other side of the floor brush base 1, so that the user can clean or replace the roller. The operation of the brush body 3 is convenient, saves time and effort, and can improve the user's use experience.

As shown in FIGS. 8-9 , according to some embodiments of the present invention, the floor brush 100 further includes an upper cover assembly 2 . The upper cover assembly 2 is arranged on the floor brush base 1 and is connected with the rolling brush body 3. One end of the upper cover assembly 2 is pivotally connected to the floor brush base 1, and the other end of the upper cover assembly 2 is connected to the floor brush base 1. Snap fit. In the disassembly and interchange state, the other end of the upper cover assembly 2 is disengaged from the floor brush base 1, and rotates around the end of the upper cover assembly 2 that is pivotally connected with the floor brush base 1 in a direction away from the rolling brush cavity, In the working state, the rolling brush body 3 is located in the rolling brush cavity, and the other end of the upper cover assembly 2 is snap-connected to the floor brush base 1 .

It can be seen that in the working state, the other end of the upper cover assembly 2 is connected with the floor brush base 1 in a snap fit, and the roller brush body 3 is located in the roller brush cavity at this time, and the vacuum cleaner can work normally. In the disassembly and interchange state, the other end of the upper cover assembly 2 is disengaged from the floor brush base 1 (ie, disassembled from the floor brush base 1 ), and the upper cover assembly 2 can relatively brush the base 1 to surround the upper cover assembly 2 The end of the brush base 1 that can be pivotally connected is rotated, that is, the upper cover assembly 2 can rotate relative to the brush base 1 . Since the rolling brush body 3 is connected with the upper cover assembly 2 , the rolling brush body 3 can rotate simultaneously with the upper cover assembly 2 . At this time, one end of the rolling brush body 3 is pivotally connected to one side of the floor brush base 1 through the upper cover assembly 2 , and the other end is snap-fitted with the other side of the floor brush base 1 . Therefore, when the user needs to clean or replace the roller brush body 3, he only needs to make the floor brush 100 in the disassembly and exchange state, even if the other end of the upper cover assembly 2 is disengaged from the floor brush base 1, and then rotate the upper cover assembly 2 to facilitate At the position operated by the user, the roller brush body 3 can be cleaned or replaced. The above-mentioned structure arrangement makes it convenient for the user to clean or replace the roller brush body 3 , saves time and effort, and can improve the user's experience in use. At the same time, it is beneficial to improve the reliability of the floor brush 100 .

The vacuum cleaner according to the embodiment of the present invention includes the floor brush 100 for the vacuum cleaner according to the above-mentioned embodiment of the present invention.

According to the vacuum cleaner of the embodiment of the present invention, by providing the floor brush 100 for the vacuum cleaner according to the above-mentioned embodiment of the present invention, the first rolling brush body 31 and the second rolling brush body 32 are interchangeable, so that the suction of the vacuum cleaner can be improved. The dust function expands the use range of the vacuum cleaner and makes the use of the floor brush 100 more flexible.

Other structures and operations of the vacuum cleaner according to the embodiment of the present invention are known to those of ordinary skill in the art, and will not be described in detail here.

In the description of this specification, reference to the terms "one embodiment," "some embodiments," "exemplary embodiment," "example," "specific example," or "some examples", etc., is meant to incorporate the embodiments A particular feature, structure, material, or characteristic described by an example or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, The scope of the invention is defined by the claims and their equivalents.

Claims (19)

1. A floor brush for a vacuum cleaner, characterized in that, comprising: a floor brush base, the floor brush base defines a rolling brush cavity; The rolling brush body is rotatably arranged in the rolling brush cavity, the floor brush has a first cleaning mode and a second cleaning mode, and the first cleaning mode and the second cleaning mode are suitable for In order to clean different working surfaces, the rolling brush body at least includes an interchangeable first rolling brush body and a second rolling brush body, the first rolling brush body is suitable for working in the first cleaning mode, and the The second roller brush body is adapted to operate in said second cleaning mode. 2 . The floor brush for a vacuum cleaner according to claim 1 , wherein the cleaning elements provided on the surface of the first rolling brush body are formed as bristle pieces, and the cleaning elements provided on the surface of the second rolling brush body are formed as bristle pieces. 3 . The cleaning elements are formed as fluff pieces. 3 . The floor brush for a vacuum cleaner according to claim 1 , further comprising an upper cover assembly, wherein the upper cover assembly is detachably provided on the floor brush base and is connected with the rolling brush body. 4 . connected. 4. The floor brush for a vacuum cleaner according to claim 3, wherein the upper cover assembly comprises a first upper cover and a second upper cover, the first upper cover and the first rolling brush body The second upper cover is connected with the second rolling brush body, the first rolling brush body and the first upper cover are integrally formed, and the second rolling brush body and the second rolling brush body The whole body formed by the upper cover can be interchangeably installed on the floor brush base to clean different working surfaces. 5 . The floor brush for a vacuum cleaner according to claim 3 , wherein one end of the upper cover assembly is pivotally connected to the floor brush base, and the other end of the upper cover assembly is connected to the floor brush base. 6 . The brush base is detachably connected. 6. The floor brush for a vacuum cleaner according to claim 5, wherein the upper cover assembly comprises: cover; a first end cover, the first end cover is provided at one end of the cover body and connected with the cover body, and the first end cover is pivotally connected with the floor brush base; A second end cover, the second end cover is provided at the other end of the cover body and connected with the cover body, and the second end cover is detachably connected with the floor brush base. 7 . The floor brush for a vacuum cleaner according to claim 6 , wherein the cover body is detachably connected with the first end cover and the second end cover, respectively, and the rolling brush body is respectively connected with the first end cover and the second end cover. 8 . The cover body and the second end cover are detachably connected. 8 . The floor brush for a vacuum cleaner according to claim 6 , wherein the rolling brush body is detachable from the cover body in the axial direction. 9 . 9 . The floor brush for a vacuum cleaner according to claim 3 , wherein an assembling space is provided in the rolling brush body, and the floor brush further comprises a driving component, and the driving component is provided in the assembling space. 10 . and is connected with the rolling brush body to drive the rolling brush body to rotate. 10 . The floor brush for a vacuum cleaner according to claim 9 , wherein the driving assembly is connected with the upper cover assembly, and the driving assembly is detachably connected with the rolling brush body. 11 . 11. The floor brush for a vacuum cleaner according to claim 9, wherein the driving assembly comprises: a motor having a motor shaft; a motor cover, the motor cover wraps and supports the motor, the motor shaft extends out of the motor cover to drive the roller brush body to rotate around the motor cover; a support mechanism, the support mechanism is arranged at one end of the upper cover assembly, and the support mechanism is connected with the motor cover to position the motor cover. 12. The floor brush for a vacuum cleaner according to claim 11, wherein the motor cover comprises a first motor cover and a second motor cover that cooperate with each other, the first motor cover and the second motor The covers are connected to define a placement space, and the motor is fixed in the placement space. 13 . The floor brush for a vacuum cleaner according to claim 11 , wherein the end of the motor shaft extending out of the motor cover is provided with a positioning portion, and in the axial direction of the motor shaft, the The cross-section of the positioning portion is formed to be non-circular, a drive connection portion is provided in the roller brush body, and a limit groove with an opening facing the motor shaft is provided on the drive connection portion, and the limit groove is connected to the motor shaft. The positioning portion is matched, and when the positioning portion extends into the limiting groove, the rolling brush body rotates synchronously with the motor shaft. 14 . The floor brush for a vacuum cleaner according to claim 13 , wherein the positioning portion is provided with a limit column, the limit column extends in the radial direction of the motor shaft, and the limit The peripheral wall of the groove is provided with two limiting notches with openings facing the motor shaft, and two limiting notches protrude from two ends of the limiting column respectively. 15. The floor brush for a vacuum cleaner according to claim 11, wherein the supporting mechanism comprises: a fixed shaft, one end of the fixed shaft is arranged on one end of the upper cover assembly, and the other end of the fixed shaft is fixedly connected with the motor cover; The rotating support is sleeved on the fixed shaft and is rotatable relative to the fixed shaft, and the rotating support is axially driven and matched with one end of the rolling brush body. 16. The floor brush for a vacuum cleaner according to claim 3, wherein a mating shaft is provided on the roller brush body, a mating hole is provided on the end of the upper cover assembly, and the mating shaft is adapted to fit. Extending into the matching hole and being rotatable relative to the matching hole, the upper cover assembly and the floor brush base are connected to each other through elastic buckles. 17. A floor brush for a vacuum cleaner, comprising: a floor brush base, the floor brush base defines a rolling brush cavity; The rolling brush body is rotatably arranged in the rolling brush cavity, the floor brush has a first cleaning mode and a second cleaning mode, and the first cleaning mode and the second cleaning mode are suitable for In order to clean different working surfaces, the rolling brush body at least includes an interchangeable first rolling brush body and a second rolling brush body, the first rolling brush body is suitable for working in the first cleaning mode, and the The second rolling brush body is suitable for working in the second cleaning mode, wherein the rolling brush body is provided with an assembly space, and a driving assembly disposed in the assembly space, and the driving assembly and the rolling brush body are connected coaxially to drive the rolling brush body to rotate. 18. A floor brush for a vacuum cleaner, comprising: a floor brush base, the floor brush base defines a rolling brush cavity; The rolling brush body is rotatably arranged in the rolling brush cavity, the floor brush has a first cleaning mode and a second cleaning mode, and the first cleaning mode and the second cleaning mode are suitable for In order to clean different working surfaces, the rolling brush body at least includes an interchangeable first rolling brush body and a second rolling brush body, the first rolling brush body is suitable for working in the first cleaning mode, and the The second rolling brush body is adapted to work in the second cleaning mode, wherein one end of the rolling brush body is pivotally connected to one side of the floor brush base, and the other end of the rolling brush body is connected to the The other side of the floor brush base is snap-fitted, and the other end of the rolling brush body is turned over relative to one side of the floor brush base and away from the rolling brush cavity to enter the disassembly and exchange state, and the rolling brush The other end of the body enters the rolling brush cavity and is snap-fitted with the other side of the floor brush base to enter the working state. 19. A vacuum cleaner, characterized by comprising the floor brush for a vacuum cleaner according to any one of claims 1-18.

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