CN111568296A - Floor brush and dust collector with same - Google Patents

Floor brush and dust collector with same Download PDF

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Publication number
CN111568296A
CN111568296A CN201910116517.XA CN201910116517A CN111568296A CN 111568296 A CN111568296 A CN 111568296A CN 201910116517 A CN201910116517 A CN 201910116517A CN 111568296 A CN111568296 A CN 111568296A
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CN
China
Prior art keywords
floor brush
cover plate
plate
movable cover
dust
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201910116517.XA
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Chinese (zh)
Other versions
CN111568296B (en
Inventor
朱晓军
闵飞
欧阳酥
殷雪冰
郭怡隽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
Jiangsu Midea Cleaning Appliances Co Ltd
Original Assignee
Midea Group Co Ltd
Jiangsu Midea Cleaning Appliances Co Ltd
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Filing date
Publication date
Application filed by Midea Group Co Ltd, Jiangsu Midea Cleaning Appliances Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201910116517.XA priority Critical patent/CN111568296B/en
Publication of CN111568296A publication Critical patent/CN111568296A/en
Application granted granted Critical
Publication of CN111568296B publication Critical patent/CN111568296B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02Nozzles
    • A47L9/04Nozzles with driven brushes or agitators
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02Nozzles
    • A47L9/04Nozzles with driven brushes or agitators
    • A47L9/0405Driving means for the brushes or agitators
    • A47L9/0411Driving means for the brushes or agitators driven by electric motor

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)

Abstract

The invention relates to the technical field of cleaning electric appliances, in particular to a floor brush and a dust collector with the floor brush. The invention aims to solve the technical problem that the existing dust collector cannot efficiently absorb smaller-particle dust and larger-particle impurities at the same time. To this end, the present invention provides a floor brush comprising: the base is arranged at the bottom of the floor brush; the movable cover plate is arranged above the base and forms a dust suction cavity with the base, and a dust suction opening is formed between the front end of the movable cover plate and the base; and the driving mechanism is arranged on the floor brush and is connected with the movable cover plate, and the driving mechanism can drive the movable cover plate to move so as to adjust the size of the dust collection port. The size of the dust collection opening can be reasonably adjusted through the driving mechanism according to the use environment, so that the floor brush can be suitable for absorbing sundries with different particle sizes, the application range of the floor brush is widened, and the use experience of a user is improved.

Description

Floor brush and dust collector with same
Technical Field
The invention relates to the technical field of cleaning electric appliances, in particular to a floor brush and a dust collector with the floor brush.
Background
This section provides background information related to the present disclosure only and is not necessarily prior art.
As shown in fig. 1 and 2, most of the floor brushes configured in the existing wireless charging vacuum cleaner are electric floor brushes 100 ', the electric floor brushes 100 ' are usually provided with notches 101 ' at the bottom of the front ends, and when the electric floor brushes 100 ' suck dust and sundries in two scenes, namely, a floor and a carpet, the fine dust and sundries can enter the vacuum cleaner through the notches 101 '. Although the conventional electric floor brush 100 'can achieve the purpose of sucking fine dust and sundries, the gap 101' on the electric floor brush 100 'is small, so that the effect of sucking larger-sized sundries (such as donuts) by the electric floor brush 100' is not ideal, for example, when the electric floor brush 100 'contacts the larger-sized sundries (such as donuts), the larger-sized sundries are pushed forward by the electric floor brush 100' and cannot be sucked into the dust chamber of the vacuum cleaner.
In order to make the electric floor brush 100 ' absorb the larger particles of the sundries, the designer will increase and widen the bottom notch 101 ' of the electric floor brush 100 ' so as to make the larger particles of the sundries be smoothly absorbed into the dust chamber of the dust collector through the notch 101 ', however, increasing and widening the notch 101 ' will reduce the vacuum degree of the notch 101 ' on the electric floor brush 100 ', which results in the reduction of the suction force of the electric floor brush 100 ' and the reduction of the dust collection effect of the electric floor brush 100 '.
Therefore, how to provide an electric floor brush 100' capable of efficiently sucking the smaller dust particles and the larger impurities particles at the same time has become a technical problem to be solved.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, the above-mentioned technical problems in the related art. Therefore, the invention provides the floor brush, the dust suction opening of the floor brush can be flexibly adjusted, when the floor brush is used for sucking dust with smaller particles, the size of the dust suction opening can be properly adjusted to be smaller, so that the vacuum degree of the dust suction opening on the floor brush is improved, the adsorption force of the floor brush on the dust is improved, when the floor brush is used for sucking impurities with larger particles, the size of the dust suction opening can be properly adjusted to be larger, and the impurities with larger particles can be smoothly sucked into the floor brush through the dust suction opening.
In order to achieve the above object, a first aspect of the present invention provides a floor brush, comprising: the base is arranged at the bottom of the floor brush; the movable cover plate is arranged above the base and forms a dust suction cavity with the base, and a dust suction opening is formed between the front end of the movable cover plate and the base; and the driving mechanism is arranged on the floor brush and is connected with the movable cover plate, and the driving mechanism can drive the movable cover plate to move so as to adjust the size of the dust collection port.
According to the invention, the dust suction cavity is formed by the movable cover plate and the base, and the size of the dust suction opening between the movable cover plate and the base is adjusted by the driving mechanism, so that the size of the dust suction opening can be flexibly adjusted according to the particle size of the sundries, the floor brush can suck the sundries with different particle sizes, the application range of the floor brush is improved, and the use experience of a user is improved. Specifically, when the ground brush is used for absorbing the dust of less granule, can suitably transfer the size of little dust absorption mouth to improve the vacuum of dust absorption mouth department on the scrubbing brush, improve the adsorption affinity of scrubbing brush to the dust, when the ground brush is used for absorbing the impurity of great granule, can suitably transfer the size of big dust absorption mouth, thereby make the impurity of great granule can be through the dust absorption mouth by the ground brush in by inhaling smoothly.
In addition, the floor brush according to the present invention may have the following additional features:
according to one embodiment of the invention, the driving mechanism comprises a driving shaft, a shaft hole matched with the driving shaft is formed in the movable cover plate, and the driving shaft on the driving mechanism can drive the movable cover plate to move.
According to an embodiment of the invention, the driving mechanism further comprises an adjusting switch, the adjusting switch is rotatably arranged on the floor brush, the driving shaft is arranged on the adjusting switch, and the adjusting switch can drive the driving shaft to rotate by rotating on the floor brush.
According to an embodiment of the invention, the drive mechanism further comprises a drive motor, the drive shaft being connected to an output shaft of the drive motor, the drive motor being capable of driving the drive shaft in rotation via the output shaft.
According to one embodiment of the invention, the floor brush further comprises a self-locking mechanism, the self-locking mechanism comprises a support plate which is arranged below the adjusting switch and can slide up and down, an L-shaped groove is formed in the top of the support plate, a plate-shaped member capable of being clamped in the L-shaped groove is arranged at the bottom of the adjusting switch, and the plate-shaped member can be clamped in the L-shaped groove so that the adjusting switch is located at a first preset position.
According to one embodiment of the invention, the bottom of the support plate is provided with a planar portion capable of supporting the plate-shaped member, a slide way is arranged between the L-shaped groove and the planar portion, and the plate-shaped member can slide from the L-shaped groove to the planar portion through the slide way and be maintained at the second preset position.
According to one embodiment of the invention, the slide is a first inclined surface formed between the planar portion and the L-shaped groove, and the side of the plate-like member is provided with a second inclined surface matching the first inclined surface, and the plate-like member can be moved along the first inclined surface by the second inclined surface to slide between the planar portion and the L-shaped groove.
According to one embodiment of the invention, the self-locking mechanism further comprises a guide post arranged below the adjusting switch, a spring is sleeved outside the guide post, a support plate is sleeved outside the guide post and arranged on the spring, and the support plate can move up and down along the guide post under the interaction force of the spring and the adjusting switch.
According to one embodiment of the invention, the movable cover plate is of an arc-shaped structure, the floor brush further comprises an arc-shaped fixed cover plate which is arranged below the movable cover plate and is positioned in the dust collection cavity, and the movable cover plate can slide along the arc-shaped surface of the arc-shaped fixed cover plate.
According to one embodiment of the invention, a protrusion is arranged on the movable cover plate at a position corresponding to the driving shaft, the shaft hole is arranged on the protrusion, and the driving shaft can slide in the shaft hole.
According to one embodiment of the invention, the movable cover plate and the arc-shaped fixed cover plate are made of transparent materials.
The invention also provides, in a second aspect, a vacuum cleaner having a floor brush according to the first aspect of the invention.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a top view of a prior art electric floor brush;
FIG. 2 is a front view of the electric floor brush of FIG. 1;
FIG. 3 is a top view of a floor brush according to one embodiment of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of the floor brush of FIG. 3 in a first position;
FIG. 5 is an enlarged view of a portion E of the floor brush shown in FIG. 4;
fig. 6 is a schematic view of a connection structure of the adjusting switch on the floor brush and the movable cover plate shown in fig. 3.
Fig. 7 is a schematic structural view of an adjustment switch on the floor brush shown in fig. 6.
Fig. 8 is a schematic structural view of an adjusting switch and a movable cover plate in the floor brush shown in fig. 6.
FIG. 9 is a sectional view taken along line A-A of the floor brush of FIG. 3 in a second state;
FIG. 10 is an enlarged view of a portion F of the floor brush of FIG. 9;
FIG. 11 is a bottom view of the brush of FIG. 3 with the base removed.
Wherein the reference numbers are as follows:
100', an electric ground brush; 101', a gap; 100. a floor brush; 101. a dust suction port; 102. a suction inlet; 10. A base; 11. a removable cover plate; 111. a protrusion; 12. a pedal; 121. a drive shaft; 122. a plate-like member; 123. a second inclined surface; 124. a front side plate; 125. a pivotal shaft; 13. a support plate; 131. an L-shaped groove; 132. a planar portion; 133. a first inclined surface; 14. a guide post; 15. a spring; 16. an arc-shaped fixed cover plate; 20. a connector; 30. a metal hose; 40. a roller; 50. and (7) rolling and brushing.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that the application of the floor brush to the upright vacuum cleaner of the present invention is only a preferred embodiment, and is not a limitation to the application scope of the floor brush of the present invention, for example, the floor brush of the present invention can also be applied to vacuum cleaners with other structures, such as a horizontal vacuum cleaner, etc., and such an adjustment belongs to the protection scope of the floor brush of the present invention.
It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, elements, and/or components, but do not preclude the presence or addition of one or more other features, elements, components, and/or groups thereof.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first", "second", may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
For convenience of description, spatially relative terms, such as "bottom," "front," "upper," "oblique," "lower," "top," "inner," "horizontal," "outer," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. This spatially relative relationship is intended to encompass different orientations of the mechanism in use or operation in addition to the orientation depicted in the figures. For example, if the mechanism in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The mechanism may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Fig. 3 is a plan view of a floor brush according to an embodiment of the present invention, and fig. 4 is a sectional view taken along a line a-a of the floor brush shown in fig. 3 in a first state.
As shown in fig. 3 and 4, according to an embodiment of the first aspect of the present invention, the first aspect of the present invention provides a floor brush 100, the floor brush 100 comprising: the base 10, the base 10 is arranged at the bottom of the floor brush 100; the movable cover plate 11 is arranged above the base 10, a dust suction cavity is formed between the movable cover plate 11 and the base 10, and a dust suction opening 101 is formed between the front end of the movable cover plate 12 and the base; a driving mechanism (described in detail below) disposed on the floor brush 100 and connected to the movable cover plate 11, wherein the driving mechanism can adjust the size of the dust suction opening 101 by driving the movable cover plate 11.
In this embodiment, a dust suction chamber is formed in the floor brush 100, a roller brush 50 is disposed in the dust suction chamber, the roller brush 50 extends from the bottom of the base 10 for rolling impurities such as dust on the floor into the dust suction chamber, meanwhile, negative pressure is generated in the dust suction cavity, so that dust can be sucked into the dust suction cavity through the dust suction opening 101, in order to ensure that dust particles with different sizes can well enter the dust collection cavity through the dust collection port 101, the dust collection cavity is formed by the movable cover plate 11 and the base 10, for example, the movable cover plate 11 is buckled above the base 10, the size of the dust suction opening 101 between the movable cover plate 11 and the base 10 is adjusted by the driving mechanism, so that the dust collector floor brush 100 can flexibly adjust the size of the dust suction opening 101 according to the size of the dust particles, therefore, the floor brush 100 can absorb sundries with different granularity sizes, the application range of the floor brush 100 is widened, and the use experience of a user is improved. Specifically, when the ground brush 100 is used for absorbing the dust with smaller granularity, the size of the dust absorption opening 101 can be properly adjusted to be small by the driving mechanism, so that the vacuum degree of a dust cavity in the ground brush 100 is improved, the adsorption force of the ground brush 100 on the dust is improved, when the ground brush 100 is used for absorbing impurities with larger granules, the size of the dust absorption opening 101 can be properly adjusted to be large by the driving mechanism, and the impurities with larger granules can be smoothly absorbed into the dust cavity of the ground brush 100 through the dust absorption opening 101. Specifically, the driving mechanism of the present embodiment may be an automatic driving mechanism or a manual driving mechanism, when the driving mechanism is an automatic driving mechanism, the automatic driving mechanism may include a driving motor for driving the movable cover plate 11, and when the driving mechanism is a manual driving mechanism, the manual driving mechanism may be a manual driving mechanism or a foot-operated driving mechanism, and a preferred embodiment of the driving mechanism in the present embodiment will be described in detail below.
With continued reference to fig. 3 and 4, according to an embodiment of the present invention, the driving mechanism includes a driving shaft 121, a shaft hole is formed on the movable cover plate 11, and the driving shaft 121 on the driving mechanism is capable of driving the movable cover plate 11 to move.
In this embodiment, when the driving mechanism is an automatic driving mechanism, the automatic driving mechanism includes a driving motor, an output shaft of the driving motor is connected to the driving shaft 121, the driving shaft 121 is connected to the movable cover plate 11, and the driving motor drives the movable cover plate 11 to rotate around the driving shaft 121 through the driving shaft 121, so as to achieve the purpose of adjusting the size of the dust suction opening 101 between the movable cover plate 1 and the base 10. When the driving mechanism is a manual driving mechanism, the manual driving mechanism may be a manual driving mechanism, the manual driving mechanism includes a pull rod connected to the movable cover plate 11, and a user may adjust the size of the dust suction port 101 between the movable cover plate 11 and the base 10 through the pull rod, further, the manual driving mechanism may also be a foot-operated driving mechanism, the foot-operated driving mechanism includes an adjusting switch connected to the movable cover plate 11, the adjusting switch may be a button, a knob, a pedal 12, or a slide button, and the like, which will be described below with the pedal 12 as a preferred embodiment, and the user may adjust the size of the dust suction port 101 between the movable cover plate 11 and the base 10 by stepping on the pedal 12, which will be described in detail below with the foot-operated driving mechanism as an example.
Fig. 5 is an enlarged schematic view of a portion E of the floor brush shown in fig. 4, fig. 6 is a schematic view of a connection structure of an adjusting switch on the floor brush shown in fig. 3 and a movable cover plate, fig. 7 is a schematic view of an adjusting switch on the floor brush shown in fig. 6, and fig. 8 is a schematic view of a structure of the adjusting switch and the movable cover plate in the floor brush shown in fig. 6.
As shown in fig. 5 to 8, according to an embodiment of the present invention, the driving mechanism further includes a pedal 12, the pedal 12 is rotatably disposed on the floor brush 100, a driving shaft 121 is disposed on the pedal 12, and the pedal 12 can drive the driving shaft 121 to rotate by rotating on the floor brush 100.
In this embodiment, the pedal 12 is configured as a cover structure, a tread surface is formed at the top of the pedal 12, a side plate extending downward is disposed on the periphery of the top of the pedal 12, the driving shaft 121 is disposed at a front side plate 124 of the pedal 12, the pedal 12 is disposed on the upper cover of the floor brush 100 through a pivot shaft 125 on the side plate, the pedal 12 can rotate around the pivot shaft 125, specifically, when the pedal 12 is in a horizontal state, the driving shaft 121 at the front end of the pedal 12 rotates downward, the driving shaft 121 drives the movable cover plate 11 to rotate clockwise and upward, at this time, the size of the dust suction opening between the movable cover plate 11 and the base 10 is large, the dust suction opening can be suitable for sucking large-sized sundries such as a donut ring and the like, when the pedal 12 is turned clockwise and in an inclined state, the driving shaft 121 at the front end of the pedal 12, at this time, the size of the dust suction opening 101 between the movable cover 11 and the base 10 is small, and the dust suction opening 101 can be adapted to suck small particles of foreign matters such as dust.
With continued reference to fig. 6, according to an embodiment of the present invention, the floor brush 100 further includes a self-locking mechanism (described in detail below), the self-locking mechanism includes a support plate 13 disposed below the pedal 12 and capable of sliding up and down, an L-shaped groove 131 is disposed at a top of the support plate 13, a plate-shaped member 122 capable of being engaged in the L-shaped groove 131 is disposed at a bottom of the pedal 12, and the plate-shaped member 122 is capable of being engaged in the L-shaped groove 131 so as to enable the pedal 12 to be in a first preset position in an inclined state.
In the present embodiment, when the floor brush 100 is used to suck small particles of impurities such as dust, the floor brush 100 needs to adjust the size of the dust suction opening 101 to a smaller size through the pedal 12, at this time, a user can rotate the pedal 12 clockwise by stepping on the pedal 12, the plate-shaped member 122 at the bottom of the pedal 12 rotates clockwise and upward along with the pedal 12, when the plate-shaped member 122 rotates upward into the L-shaped groove 131 at the top of the support plate 13, the bottom of the L-shaped groove 131 has an upward supporting force on the plate-shaped member 122, and at the same time, the side wall of the L-shaped groove 131 can prevent the plate-shaped member 122 from rotating clockwise, at this time, the L-shaped groove 131 fixes the plate-shaped member 122 and the pedal 12 to a first preset position, thereby reducing the phenomenon of the pedal 12 rotating or.
Fig. 9 is a sectional view taken along a-a of the floor brush shown in fig. 3 in a second state, and fig. 10 is an enlarged view of a portion F of the floor brush shown in fig. 9.
With continuing reference to fig. 6 and with reference to fig. 7 and 8, according to an embodiment of the present invention, the bottom of the supporting plate 13 is provided with a planar portion 132 capable of supporting the plate-shaped member 122, a slide way (not shown) is disposed between the L-shaped groove 131 and the planar portion 132, and the plate-shaped member 122 can slide from the L-shaped groove 131 to the planar portion 132 through the slide way and be maintained at a second predetermined position in a horizontal state.
In this embodiment, when the floor brush 100 is used for sucking large particles of sundries such as doughnuts, the floor brush 100 needs to adjust the size of the dust suction opening to the suction opening 102 with a larger size through the pedal 12, at this time, a user can rotate the pedal 12 counterclockwise by stepping on the pedal 12, the plate-shaped member 122 at the bottom of the pedal 12 rotates counterclockwise and downward along with the pedal 12, when the plate-shaped member 122 rotates downward to the plane portion 132 at the bottom of the support plate 13, the plane portion 132 has upward supporting force on the plate-shaped member 122, the rotation moment on the pedal 12 disappears, at this time, the support plate 13 fixes the plate-shaped member 122 and the pedal 12 to the second preset position, the phenomenon that the pedal 12 turns or continues to rotate is reduced, and the working stability of the floor brush.
With continued reference to fig. 6, according to an embodiment of the present invention, the slide is a first inclined surface 133 formed between the planar portion 132 and the L-shaped groove 131, the side of the plate-shaped member 122 is provided with a second inclined surface 123 matching the first inclined surface 133, and the plate-shaped member 122 can move along the first inclined surface 133 through the second inclined surface 123 so as to slide the plate-shaped member 122 between the planar portion 132 and the L-shaped groove 131.
In the present embodiment, in order to enable the plate-shaped member 122 to slide smoothly between the flat portion 132 and the L-shaped groove 131, the present embodiment is provided with the first inclined surface 133 between the flat portion 132 and the L-shaped groove 131, and at the same time, the present embodiment is provided with the second inclined surface 123 matching the first inclined surface 133 at the side of the plate-shaped member 122, and when the plate-shaped member 122 slides between the flat portion 132 and the L-shaped groove 131, the second inclined surface 123 at the side of the plate-shaped member 122 acts on the first inclined surface 133 of the support plate 13, and at the same time, the support plate 13 slides upward or downward, thereby achieving the purpose that the pedal 12 can slide clockwise or counterclockwise.
With continued reference to fig. 6, according to an embodiment of the present invention, the self-locking mechanism further includes a guiding post 14 disposed below the pedal 12, a spring 15 is sleeved outside the guiding post 14, the supporting plate 13 is sleeved outside the guiding post 14 and disposed on the spring 15, and the supporting plate 13 can move up and down along the guiding post 14 under the interaction force of the spring 15 and the pedal 12.
The guide post 14 of the present embodiment has a guiding function for the support plate 13, so as to reduce the phenomenon that the support plate 13 is separated from the movement track, and further, the spring 15 of the present embodiment has an upward supporting force for the support plate 13, so that when the plate-shaped member 122 is in contact with the L-shaped groove 131 or the planar portion 132 of the support plate 13, the spring 15 can support the plate-shaped member 122 and the pedal 12 upward, so that the plate-shaped member 122 and the pedal 12 are in a stable state under the supporting force of the spring 15.
With continued reference to fig. 4, according to an embodiment of the present invention, the movable cover plate 11 is an arc-shaped structure, the floor brush further includes an arc-shaped fixed cover plate 16 disposed below the movable cover plate 11 and located in the dust collection chamber, and the movable cover plate 11 can slide along the arc-shaped surface of the arc-shaped fixed cover plate 16.
The arc-shaped fixed cover plate 16 of this embodiment supports and guides the movable cover plate 11, so as to reduce the upturning phenomenon of the movable cover plate 11 during the sliding process, and further, a sliding groove and sliding rail structure (not shown in the figure) is further arranged between the movable cover plate 11 and the arc-shaped fixed cover plate 16 of this embodiment, so that the movable cover plate 11 can slide on the arc-shaped surface of the arc-shaped fixed cover plate 16 along the sliding groove and sliding rail structure.
With continued reference to fig. 6, according to an embodiment of the present invention, a protrusion 111 is disposed on the movable cover plate 11 at a position corresponding to the driving shaft 121, and a shaft hole is disposed on the protrusion 11 and the driving shaft 121 can slide in the shaft hole.
The present embodiment provides a clearance fit with the driving shaft 121 through the shaft hole, so that the driving shaft 121 has a movable space in the shaft hole, and the movable cover plate 11 can rotate along the driving shaft 121 while sliding along the arc surface of the arc fixed cover plate 16. Specifically, the shaft hole may be an elongated shaft hole, and the driving shaft 121 is a driving shaft having a columnar structure.
With continued reference to fig. 2, 3 and 4, the removable cover 11 and the arcuate securing cover 16 are made of a transparent material according to one embodiment of the present invention.
The removable cover 11 and the arc-shaped fixed cover 16 of this embodiment are made of transparent materials, so that the user can observe the internal conditions of the floor brush through the removable cover 11 and the arc-shaped fixed cover 16, such as observing whether the floor brush effectively absorbs impurities such as dust or donuts into the dust absorption cavity, and adjusting the size of the dust absorption opening 101 of the floor brush in real time according to the working condition of the floor brush.
FIG. 11 is a bottom view of the floor brush of FIG. 3 with the bottom plate removed.
With continuing reference to figures 4 and 5 and with further reference to figure 11, there is also provided, in accordance with an embodiment of the second aspect of the present invention, a vacuum cleaner having a floor brush in accordance with the first aspect of the present invention.
In this embodiment, the floor brush of the vacuum cleaner of the present invention includes the connector 20, the metal extension tube 30, the roller 40, the rolling brush 50, the base 10 and the movable cover plate 11, a dust suction chamber is formed between the base 10 and the movable cover plate 11, the rolling brush 50 is installed in the dust suction chamber, the rolling brush 50 extends out from the bottom of the base 10 for rolling up impurities such as dust on the ground into the dust suction chamber, and meanwhile, negative pressure is generated in the dust suction chamber so that dust can be sucked into the dust suction chamber through the dust suction opening 101, therefore, the vacuum cleaner of this embodiment has all technical effects of the floor brush. It should be noted that the vacuum cleaner of the present embodiment is an upright vacuum cleaner, and the application of the floor brush to the upright vacuum cleaner of the present invention is only an example, and is not a limitation to the application scope of the floor brush of the present invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (12)

1. A floor brush, characterized in that the floor brush comprises:
the base is arranged at the bottom of the floor brush;
the movable cover plate is arranged above the base and forms a dust suction cavity with the base, and a dust suction opening is formed between the front end of the movable cover plate and the base;
the driving mechanism is arranged on the floor brush and connected with the movable cover plate, and the driving mechanism can drive the movable cover plate to move so as to adjust the size of the dust collection opening.
2. A floor brush as claimed in claim 1, wherein the driving mechanism comprises a driving shaft, the movable cover plate is provided with a shaft hole matched with the driving shaft, and the driving shaft of the driving mechanism can drive the movable cover plate to move.
3. A floor brush as claimed in claim 2, wherein the drive mechanism further comprises an adjustment switch rotatably arranged on the floor brush, the drive shaft being arranged on the adjustment switch, the adjustment switch being adapted to rotate the drive shaft by rotating on the floor brush.
4. A floor brush as claimed in claim 2, wherein the drive mechanism further comprises a drive motor, the drive shaft being connected to an output shaft of the drive motor, the drive motor being capable of driving the drive shaft in rotation via the output shaft.
5. The floor brush according to claim 3, further comprising a self-locking mechanism, wherein the self-locking mechanism comprises a support plate which is arranged below the adjusting switch and can slide up and down, an L-shaped groove is formed in the top of the support plate, a plate-shaped member which can be clamped in the L-shaped groove is arranged at the bottom of the adjusting switch, and the plate-shaped member can be clamped in the L-shaped groove so that the adjusting switch is in a first preset position.
6. A floor brush according to claim 5, characterized in that the bottom of the support plate is provided with a planar portion capable of supporting the plate-like member, a slide is provided between the L-shaped groove and the planar portion, and the plate-like member can slide from the L-shaped groove to the planar portion through the slide and be maintained in a second predetermined position.
7. A floor brush according to claim 6, characterized in that the slideway is a first inclined surface formed between the planar portion and the L-shaped groove, and the side of the plate-like member is provided with a second inclined surface matching the first inclined surface, the plate-like member being movable along the first inclined surface by the second inclined surface to slide the plate-like member between the planar portion and the L-shaped groove.
8. The floor brush according to claim 7, wherein the self-locking mechanism further comprises a guide post disposed below the adjusting switch, a spring is sleeved outside the guide post, the support plate is sleeved outside the guide post and disposed on the spring, and the support plate can move up and down along the guide post under the interaction force of the spring and the adjusting switch.
9. The floor brush as claimed in claim 2, wherein the movable cover plate is an arc-shaped structure, the floor brush further comprises an arc-shaped fixed cover plate disposed below the movable cover plate and located in the dust collection cavity, and the movable cover plate can slide along the arc-shaped surface of the arc-shaped fixed cover plate.
10. A floor brush as claimed in claim 9, wherein the removable cover plate is provided with a protrusion at a position corresponding to the drive shaft, the shaft hole is provided on the protrusion and the drive shaft is capable of sliding in the shaft hole.
11. The floor brush of claim 9, wherein the removable cover plate and the arcuate securing cover plate are made of a transparent material.
12. A vacuum cleaner, characterized in that the vacuum cleaner has a floor brush according to any one of claims 1-11.
CN201910116517.XA 2019-02-15 2019-02-15 Floor brush and dust collector with same Active CN111568296B (en)

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CN112603197A (en) * 2020-12-10 2021-04-06 江苏美的清洁电器股份有限公司 Floor brush and control method thereof
CN112617670A (en) * 2020-12-10 2021-04-09 江苏美的清洁电器股份有限公司 Floor brush and control method thereof
CN113303738A (en) * 2021-05-19 2021-08-27 苏州高之仙自动化科技有限公司 Rolling brush cleaning structure, cleaning equipment and cleaning method
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CN113303738A (en) * 2021-05-19 2021-08-27 苏州高之仙自动化科技有限公司 Rolling brush cleaning structure, cleaning equipment and cleaning method
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CN114587176A (en) * 2022-03-09 2022-06-07 永康市杰诺工贸有限公司 Turbine power dust collector

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