CN212913069U

CN212913069U - Floor brush for dust collector and dust collector

Info

Publication number: CN212913069U
Application number: CN202021041270.4U
Authority: CN
Inventors: 邢振宇; 顾德志; 薛烨炜
Original assignee: Suzhou Cleva Electric Appliance Co Ltd
Current assignee: Suzhou Cleva Electric Appliance Co Ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-04-09
Anticipated expiration: 2030-06-09
Also published as: WO2021248739A1

Abstract

The utility model provides a scrubbing brush and dust catcher for dust catcher. A floor brush for a vacuum cleaner, comprising: the base is provided with a dust suction port; the air inlet cover is connected with the base and limits a cavity, and air flow can enter the cavity from the dust suction port; the rolling brush can be arranged in the cavity in a rolling manner; the floor brush further comprises: the upper cover and the air inlet cover define a mounting cavity; the lamp plate, the lamp plate slope set up in the installation cavity, just the play plain noodles slope of lamp plate moves towards the advancing direction of scrubbing brush. The utility model discloses a scrubbing brush is through setting up the lamp plate slope in the installation cavity that intake cover and upper cover were injectd for the region that the emergent light of lamp can be lighted enlarges, and leaves great line space of walking around the lamp plate, has avoided electric wire and intake cover or upper cover direct contact on the lamp plate, has improved the security.

Description

Floor brush for dust collector and dust collector

Technical Field

The utility model relates to a burnisher technical field especially relates to a scrubbing brush and dust catcher for dust catcher.

Background

The dust collector is a common cleaning tool in modern daily life and is widely applied to places such as families, factories, markets and the like. The dust collector sucks air from a dust suction port through high-speed rotation of the motor, so that the dust box generates certain vacuum, and dust enters a dust filter bag in the dust box through the dust suction port, the connecting pipe, the handle, the hose, the main suction pipe and the like, so that the cleaning work is finished.

The floor brush is one of important parts of the dust collector, and the practicability of the dust collector is further enhanced by the arrangement of the floor brush. A user may install a floor brush on the cleaner to enable cleaning of hard to clean areas, such as: corners, ceilings, etc. In order to facilitate cleaning work by a user in the presence of low ambient light or no light, most of the existing floor brushes are equipped with a lighting assembly. Through lighting assembly, the user can clearly see the specific conditions in the region to be cleaned in front of the scrubbing brush to can take appropriate counter measures according to the specific conditions in the region to be cleaned, so that the user can more efficiently perform cleaning operation, and user experience is improved.

Illumination assembly contains the lamp plate usually and locates the transparent cover in lamp plate the place ahead, and the light beam that the light that sends on the lamp plate sees through transparent cover in order shining to treating clean area. However, the existing lighting assembly for a floor brush has the following problems: when vertically installing the floor brush with the lamp plate, the scope in the clean region of treating that the light can illuminate is less, and the space that leaves around the lamp plate is less, and the electric wire on the lamp plate easily contacts with the casing of floor brush to bring certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the embodiment of the utility model provides a scrubbing brush for dust catcher contains: the base is provided with a dust suction port; the air inlet cover is connected with the base and limits a cavity, and air flow can enter the cavity from the dust suction port; the rolling brush can be arranged in the cavity in a rolling manner; the floor brush further comprises: the upper cover and the air inlet cover define a mounting cavity; the lamp plate, the lamp plate slope set up in the installation cavity, just the play plain noodles slope of lamp plate moves towards the advancing direction of scrubbing brush.

Further, the air inlet cover and/or the upper cover is provided with a limiting structure, and the limiting structure is matched with the lamp panel to fix the lamp panel.

Further, limit structure contains first spacing portion, first spacing portion set up in the air inlet cover, first spacing portion with the play plain noodles contact of lamp plate is in order to support the lamp plate.

Further, the lamp plate contains a plurality of lamps, the upper cover or at least a part of air inlet cover sets up to allow the emergent light of lamp passes through from the centre, the air inlet cover still contains printing opacity portion, the emergent light of lamp can pass printing opacity portion, first spacing portion locate printing opacity portion with between the lamp plate.

Further, the first limiting part is constructed as an arc rib plate, and the light emitting surface of the lamp panel is in contact with the arc rib plate.

Furthermore, limit structure still contains the spacing portion of second, the spacing portion of second set up in the upper cover, the spacing portion of second pushes up the lamp plate with go out the backlight face that the plain noodles orientation is opposite, the internal surface of upper cover with the up end contact of lamp plate.

Further, the second limiting part is constructed as an arc-shaped rib plate, a first edge is limited by the upper end face of the lamp panel and the backlight face, and the arc-shaped rib plate is in contact with the first edge.

Further, limit structure still contains the spacing portion of third, the spacing portion of third set up in the air inlet cover, just the spacing portion of third can with the side contact of lamp plate.

Furthermore, limit structure still contains the spacing portion of fourth, the spacing portion of fourth set up in the air inlet cover, the lower terminal surface of lamp plate with the backlight surface is injectd the second edge, the spacing portion of fourth with the contact of second edge.

In order to overcome the defects in the prior art, the embodiment of the utility model provides a dust collector, the dust collector comprises any one of the above-mentioned floor brushes for the dust collector.

The utility model has the advantages as follows:

utilize the upper cover to accomodate the lamp plate with the installation cavity that the air inlet cover was injectd to the lamp plate slope is settled, makes when effectively utilizing the design space, can guarantee the insulating distance of electrified body on the lamp plate and air inlet cover or upper cover, improves the security.

Further, the lamp panel is obliquely arranged in the installation cavity, and the light emitting surface of the lamp panel obliquely faces the advancing direction of the scrubbing brush, so that emergent light of the lamp can illuminate an area to be cleaned in a wider range.

Further, the air inlet cover and/or the upper cover is equipped with limit structure, limit structure with the lamp plate cooperation is in order fixed the lamp plate, the utility model discloses a scrubbing brush only through air inlet cover and upper cover, just makes the lamp plate slope steadily set up in the installation cavity, and need not additionally to set up the part of fixed lamp plate to this, has simplified the structure of scrubbing brush, has practiced thrift the cost.

Further, first spacing portion reaches the spacing portion of second all constructs for the arc gusset, just the arc gusset with the edge contact of lamp plate is in order to realize the fixed of lamp plate, with this, limit structure with the area of contact of lamp plate is little, leave great line space of walking around the lamp plate, avoided electrified body such as electric wire on the lamp plate and air inlet cover or upper cover direct contact, improve the security.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the whole structure of a vacuum cleaner according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a floor brush of a vacuum cleaner according to an embodiment of the present invention;

FIG. 3 is a sectional view of a floor brush of a vacuum cleaner according to an embodiment of the present invention;

fig. 4 is a partially enlarged view of a portion a of fig. 3;

fig. 5 is a schematic view of an assembly structure of a lamp panel and an air inlet cover of the vacuum cleaner in the embodiment of the present invention;

fig. 6 is a partially enlarged view of a portion B in fig. 5;

fig. 7 is a first cross-sectional view of an assembly structure of a lamp panel, an air inlet cover and an upper cover of a vacuum cleaner in an embodiment of the present invention;

fig. 8 is a partially enlarged view of portion C of fig. 7;

fig. 9 is a second cross-sectional view of the assembly structure of the lamp panel, the air inlet cover and the upper cover of the vacuum cleaner in the embodiment of the present invention;

fig. 10 is a partially enlarged view of a portion D in fig. 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include one or more of that feature.

In order to achieve the above object, the present invention provides a floor brush for a vacuum cleaner, wherein the vacuum cleaner is specifically a vertical vacuum cleaner in this embodiment, and a user can push the vertical vacuum cleaner to move for operation. It should be noted that, in other embodiments, the vacuum cleaner may also be a handheld vacuum cleaner, and a user may hold the vacuum cleaner and clean areas such as a table top and a corner through a floor brush, and of course, the vacuum cleaner may also be of another type, which is not described herein again.

Referring to fig. 1, the vacuum cleaner includes a floor brush 1, a base 2, a dust suction device 3 and a handle 4. The dust suction device 3 is detachably arranged on the base 2, so that when the dust suction device 3 is connected with the base 2, a user can completely clean the household floor through the floor brush 1, and the cleaning efficiency is high; if the user only needs to clean the area that scrubbing brush 1 worked less or be not suitable for to an area, the user can follow take off on base 2 dust extraction 3 holds dust extraction 3 carries out the cleaning operation to the user can select suitable clean mode according to particular case, cleans the room of family more rapidly, has improved user experience. The handle 4 is connected with the base 2 through the conduit 6, so that a user can carry the dust collector through the handle 4 to carry out cleaning operation, and the cleaning operation is more convenient.

The dust suction device 3 comprises a working assembly (not shown), in this embodiment, the working assembly comprises an impeller (not shown) and a motor (not shown), the motor can drive the impeller to rotate so as to generate negative pressure in the dust suction device 3 and cause dust-containing airflow to enter the dust suction device 3. Specifically, the dust suction device 3 at least comprises a first working state and a second working state, when the dust suction device 3 is in the first working state, the dust suction device 3 is installed on the base 2, the floor brush 1 and the dust suction device 3 work together, and after entering the base 2 from the floor brush 1, the dust-containing airflow firstly passes through the conduit 6 and then enters the dust suction device 3 from the hose 5, so that a user can quickly perform cleaning operation through the floor brush 1; when the dust suction device 3 is in the second state, the dust suction device 3 is separated from the base 2, and the dust-containing airflow directly enters the dust suction device 3 from a suction port (not shown) of the dust suction device 3, so that a user can take off the dust suction device 3 from the base 2 as required and carry the dust suction device 3 to perform cleaning operation. It should be noted that, in other embodiments, the dust suction device 3 further includes a third operating state, and a suction nozzle (not shown) is connected to the handle 4, so that when the dust suction device 3 is in the third operating state, a user can perform a cleaning operation through the suction nozzle and the floor brush 1 at the same time, thereby improving the cleaning efficiency.

Referring to fig. 2-10, the floor brush 1 includes a main body 10, the main body 10 includes a dust suction opening 11 and an air outlet 12, and a dust-containing airflow can enter the main body 10 through the dust suction opening 11 and leave the main body 10 through the air outlet 12. Specifically, the main body 10 includes a base 13 and an air inlet cover 14 installed above the base 13, wherein the air inlet cover 14 is connected to the base 13 and defines a chamber 17. The dust collection port 11 is arranged on the base 13, an air outlet 12 is further formed in one end, far away from the dust collection port 11, of the first cavity 17, a connecting pipe 30 is arranged in the air outlet 12, and dust-containing air flow can enter the first cavity 17 through the dust collection port 11 and leave the floor brush 1 through the connecting pipe 30. Further, in the present embodiment, the connecting pipe 30 is connected to the base 2, so that the dust-containing airflow enters the base 2 through the connecting pipe 30 and enters the dust suction device 3 through the base station 2. The floor brush 1 further comprises a rolling brush 18, the rolling brush 18 can be arranged in the cavity 17 in a rolling mode, and when the dust collector works, the rolling brush 18 rotates and lifts up dust on the ground, so that the dust collection efficiency of the dust collector is improved. Preferably, the roller brush 18 is mounted to the base 13. It should be noted that the air inlet cover 14 is detachably connected to the base 13 by a snap, and in other embodiments, the air inlet cover 14 may be glued or screwed to the base 13.

Further, the floor brush 1 further comprises a roller assembly 16, wherein the roller assembly 16 is mounted on the base 13. Specifically, when the floor brush 1 is placed on the ground, the floor brush 1 is movable on the ground by the roller assembly 16. Therefore, when the dust suction device 3 is in the first working state, the user can push the dust collector to move by applying thrust to the handle 4, so that the user can more smoothly perform cleaning operation, and the user experience is improved.

In order to facilitate the cleaning operation of the user in the case of weak ambient light or no light, the floor brush 1 further includes an illumination assembly 20, and the illumination assembly 20 is mounted to the body 10. Specifically, lighting assembly 20 contains lamp plate 21, main part 10 still contains upper cover 15, upper cover 15 set up in the top of lamp plate 21, upper cover 15 with installation cavity 19 is injectd to air inlet cover 14, lamp plate 21 is fixed to be located in the installation cavity 19. The lamp panel 21 includes a plurality of lamps (not shown), the upper cover 15 or at least a part of the air inlet cover 21 is set to allow the emergent light of the lamps to pass through, and the emergent light of the lamps can illuminate the area to be cleaned in front of the floor brush 1, so that even at night, a user can also clean through the floor brush, the user can select the time for cleaning more flexibly, and the user experience is improved. In the preferred embodiment of the present invention, the lamp panel 21 is preferably a PCB, the lamp panel 21 includes a light emitting surface 211, the lamp is mounted on the light emitting surface 211, and the emergent light of the lamp is emitted from the light emitting surface 211; further, the lamp panel 21 includes a backlight surface 212 facing opposite to the light exit surface 211, and usually, the backlight surface 212 is provided with other circuit elements such as wires of the lamp panel 21. The lamp panel 21 is provided with a plurality of LED lamps at intervals, so that the range of an area to be cleaned, which is illuminated by the illuminating lamp, can be enlarged. It should be noted that, in the preferred embodiment of the present invention, the air inlet cover 14 further includes a light-transmitting portion 143, and the emergent light of the lamp passes through the light-transmitting portion 143 to irradiate the area to be cleaned. Of course, in other embodiments, the light-transmitting portion may also be disposed at the upper cover or a connection portion between the upper cover and the air inlet cover, so that the light emitted from the lamp can pass through at least a portion of the upper cover 15 or the air inlet cover 14.

The lamp plate 21 slope set up in installation cavity 19, just the play plain noodles 211 slope orientation of lamp plate 21 the advancing direction of scrubbing brush. In the preferred embodiment of the present invention, the inclination angle of the light-emitting surface 211 of the lamp panel 21 is 25 ° to 35 °, so that, on the one hand, the emergent light of the lamp can illuminate a wider area to be cleaned; on the other hand, when effectively utilizing the design space, leave great line space of walking around the lamp plate 21, can guarantee electrified bodies such as electric wire on the lamp plate 21 with the air inlet cover 14 or upper cover 15's insulating distance has avoided electrified bodies such as electric wire on the lamp plate 21 with the air inlet cover 14 or upper cover 15 direct contact improves the security.

For easy understanding, in the present embodiment, please refer to fig. 2 specifically, the forward direction of the floor brush during the operation of the area to be cleaned is referred to as forward direction, specifically, the direction a is referred to as forward direction in the present embodiment, and it can be understood that in the present embodiment, the rolling brush 18 is disposed in front of the roller assembly 16. Further, the direction b is taken as the left direction in the figure, and the direction b is perpendicular to the direction a, and it can be understood that the opposite direction of the direction b is the right direction. Further, taking the direction of lifting the floor brush away from the area to be cleaned as upward, it can be understood that, in this embodiment, the dust suction device 3 is located above the floor brush 1.

The air inlet cover 14 and/or the upper cover 15 is provided with a limiting structure 30, the limiting structure 30 is matched with the lamp panel 21 to fix the lamp panel 21. The utility model discloses a scrubbing brush only passes through air inlet cover 14 reaches upper cover 15 just makes lamp plate 21 slope steadily set up in installation cavity 19, and need not additionally to set up fixedly the part of lamp plate 21 to this has simplified the structure of scrubbing brush, has practiced thrift the cost. Of course, it should be noted that in other embodiments, the limiting structure 30 can be only disposed on the air inlet cover 14 or only disposed on the upper cover 15.

Limiting structure 30 contains first spacing portion 31, first spacing portion 31 with the play plain noodles 211 contact of lamp plate 21 is in order to support lamp plate 21. Specifically, first spacing portion 31 set up in air inlet cover 14, the play plain noodles 211 slope orientation of lamp plate the advancing direction of scrubbing brush, then lamp plate 21 has the motion trend of overturning forward, first spacing portion 31 set up in printing opacity portion 143 with between the lamp plate 21, first spacing portion 31 with the play plain noodles 211 contact of lamp plate is so that lamp plate 21 can't overturn forward, with this, first spacing portion 31 can be right lamp plate 21 carries on spacingly. It should be noted that, in the preferred embodiment of the utility model, first spacing portion 31 is constructed as the arc gusset, the lamp plate 21 go out the plain noodles 211 with the contact of arc gusset, with this, first spacing portion 31 with the area of contact of going out the plain noodles 211 is less, great line space of walking is left in the place ahead of lamp plate 21, is going on during the installation of the electric wire on the lamp plate 21, can set up partial electric wire in the place ahead of lamp plate 21, and need not with the electric wire of lamp plate 21 all set up in the rear of lamp plate 21, thereby further avoided the electric wire of lamp plate 21 with the air inlet cover 14 or upper cover 15 contacts, improves the security.

The position limiting structure 30 further includes a second position limiting portion 32. Specifically, the play plain noodles 211 slope orientation of lamp plate the advancing direction of scrubbing brush, through first spacing portion 31, lamp plate 21 can't overturn forward, nevertheless lamp plate 21 still has the motion trend of overturning backward and upward movement. Spacing portion 32 of second set up in upper cover 15, spacing portion 32 of second pushes up the backlight surface 212 of lamp plate 21 so that lamp plate 21 can't overturn backward, the internal surface 151 of upper cover 15 with the up end 213 contact of lamp plate 21 is so that lamp plate 21 can't upward movement, with this, lamp plate 21 has obtained further spacing. It should be noted that, in the preferred embodiment of the present invention, the second spacing portion 32 is configured as an arc rib, the upper end surface 213 of the lamp panel 21 and the backlight surface 212 define a first edge 215, the arc rib contacts with the first edge 215 to limit the lamp panel 21 to overturn backwards, so that the second spacing portion 32 and the contact area of the lamp panel 21 is small, a larger wiring space is left at the rear of the lamp panel, further avoiding the electric wire on the lamp panel 21 and the air inlet cover 14 or the upper cover 15 to be in direct contact, and improving the safety.

The position limiting structure 30 further includes a third position limiting portion 33. Specifically, the light emitting surface 211 of the lamp panel inclines towards the advancing direction of the floor brush, and the lamp panel 21 cannot tip over forwards through the first limiting part 31; through spacing portion 32 of second reaches the internal surface 151 of upper cover 15, the unable upward movement of lamp plate 21 also can't overturn backward, but lamp plate 21 still can lateral motion, move left or right promptly. The spacing portion 33 of third set up in air inlet cover 14, just the spacing portion 33 of third can with the side 216 contact of lamp plate 21 is in order to restrict lamp plate 21 moves left or right, with this, lamp plate 21 has obtained further spacingly. It should be noted that the third limiting portion 33 is preferably provided with two limiting portions, and the two limiting portions are respectively located beside the side surfaces 216 of the lamp panel 21.

The position limiting structure 30 further includes a fourth position limiting portion 34. Specifically, the light emitting surface 211 of the lamp panel inclines towards the advancing direction of the floor brush, and the lamp panel 21 cannot tip over forwards through the first limiting part 31; through the second limiting part 32 and the inner surface 151 of the upper cover 15, the lamp panel 21 cannot move upwards or fall backwards; through spacing portion 33 of third, the unable lateral motion of lamp plate 21, unable left or right movement promptly, nevertheless lamp plate 21 still can move to the rear below. The fourth limiting portion 34 is arranged on the air inlet cover 14, the fourth limiting portion 34 is arranged behind a backlight surface 212 of the lamp panel 21, a second edge 217 is defined by a lower end surface 214 of the lamp panel and the backlight surface 212, and the fourth limiting portion 34 is in contact with the second edge 217, so that on one hand, the lamp panel 21 cannot move backwards and downwards, and the lamp panel 21 is stably arranged in the installation cavity 19; on the other hand, the spacing portion 34 of fourth with the area of contact of lamp plate 21 is little, the rear of lamp plate leaves bigger line space of walking, has further avoided electric wire on the lamp plate 21 with air inlet cover 14 or upper cover 15 direct contact has improved the security.

It should be noted that, in an embodiment of the present invention, the air inlet cover 14 further includes a slot portion 142, and the lamp panel 21 is installed in the slot portion 142. Specifically, when carrying out the installation of lamp plate 21, through slot part 142, can obtain the accurate position of placing of lamp plate 21, so can be convenient for the installation of lamp plate 21 improves assembly efficiency. Of course, it should be noted that in other embodiments, if the depth of the groove portion 142 is deeper, the groove portion 142 may further limit the position of the lamp panel 21, and at this time, the groove portion 142 may limit the lateral movement and the downward backward movement of the lamp panel 21.

Further, the main body 10 further includes a rolling brush 18, the rolling brush 18 is mounted on the base 13, the air inlet cover 14 further includes a transparent window 141, and the transparent window 141 is disposed above the rolling brush 18, so that a user can see the working condition of the rolling brush 18 through the transparent window 141, and when the rolling brush 18 is wound with hair, the user can find and process the hair in time. The light-emitting surface 211 of the lamp panel 21 inclines towards the advancing direction of the floor brush, and the emitted light of the lamp can pass through the transparent window 141, so that a user can see the working condition of the rolling brush 18 when cleaning operation is carried out under the condition that the ambient light is weak or no light exists, and the user experience is improved. In the preferred embodiment of the present invention, the inclination angle of the light-emitting surface 211 of the lamp panel 21 is 25 ° to 35 °, so that, on one hand, when a user performs a cleaning operation under the condition of weak ambient light or no light, the user can see the working condition of the rolling brush 18 more clearly; on the other hand, the emergent light of the lamp can be irradiated to a farther place, and the range of the area to be cleaned, which is illuminated by the lamp, is enlarged.

The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. A floor brush for a vacuum cleaner, comprising:

the base is provided with a dust suction port;

the air inlet cover is connected with the base and limits a cavity, and air flow can enter the cavity from the dust suction port;

the rolling brush can be arranged in the cavity in a rolling manner;

characterized in that, the scrubbing brush still contains:

the upper cover and the air inlet cover define a mounting cavity;

the lamp plate, the lamp plate slope set up in the installation cavity, just the play plain noodles slope of lamp plate moves towards the advancing direction of scrubbing brush.

2. The floor brush for the dust collector of claim 1, wherein the air inlet cover and/or the upper cover are/is provided with a limiting structure, and the limiting structure is matched with the lamp panel to fix the lamp panel.

3. The floor brush for the dust collector of claim 2, wherein the limiting structure comprises a first limiting part, the first limiting part is arranged on the air inlet cover, and the first limiting part is in contact with the light emitting surface of the lamp panel to support the lamp panel.

4. The floor brush for the vacuum cleaner as claimed in claim 3, wherein the lamp plate includes a plurality of lamps, at least a portion of the upper cover or the air inlet cover is configured to allow the emergent light of the lamps to pass therethrough, the air inlet cover further includes a light transmission portion through which the emergent light of the lamps can pass, and the first limiting portion is disposed between the light transmission portion and the lamp plate.

5. The floor brush for the dust collector according to claim 3, wherein the first limiting portion is configured as an arc rib plate, and the light emitting surface of the lamp panel is in contact with the arc rib plate.

6. The floor brush for the dust collector of claim 3, wherein the limiting structure further comprises a second limiting portion, the second limiting portion is arranged on the upper cover, the second limiting portion pushes against a backlight surface of the lamp panel, the backlight surface is opposite to the light emitting surface, and the inner surface of the upper cover is in contact with the upper end surface of the lamp panel.

7. The floor brush for the dust collector according to claim 6, wherein the second limiting portion is configured as an arc rib, a first edge is defined by the upper end surface of the lamp panel and the backlight surface, and the arc rib is in contact with the first edge.

8. The floor brush for the dust collector of claim 6, wherein the limiting structure further comprises a third limiting part, the third limiting part is arranged on the air inlet cover, and the third limiting part can be contacted with the side surface of the lamp panel.

9. The floor brush for the dust collector of claim 8, wherein the limiting structure further comprises a fourth limiting portion, the fourth limiting portion is arranged on the air inlet cover, a second edge is defined by the lower end surface of the lamp panel and the backlight surface, and the fourth limiting portion is in contact with the second edge.

10. A vacuum cleaner, characterized in that it comprises a floor brush for a vacuum cleaner according to any one of claims 1-9.