CN106175588A - The base plate of scrubbing brush, brush assemblies and vacuum cleaner - Google Patents
The base plate of scrubbing brush, brush assemblies and vacuum cleaner Download PDFInfo
- Publication number
- CN106175588A CN106175588A CN201610541286.3A CN201610541286A CN106175588A CN 106175588 A CN106175588 A CN 106175588A CN 201610541286 A CN201610541286 A CN 201610541286A CN 106175588 A CN106175588 A CN 106175588A
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- China
- Prior art keywords
- air
- flow
- base plate
- wind guide
- scrubbing brush
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details 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
- A47L9/02—Nozzles
Abstract
The invention provides a kind of scrubbing brush base plate, brush assemblies and vacuum cleaner, gas channel it is formed with in base plate, the bottom of base plate offers the opening wind guide tank in bar shaped towards ground, one end of wind guide tank extends at the air inlet of gas channel, and be connected with gas channel, and between wind guide tank and ground, form air-guiding aisle；Wherein, along the flow direction of air-flow, the cross-sectional area of air-guiding aisle is gradually increased.The base plate of the scrubbing brush that the present invention provides, by offering wind guide tank on base plate, make to be formed between wind guide tank and ground the air-guiding aisle that cross-sectional area is gradually increased, air-flow can be played the effect that dilatation is slowed down, thus the air-flow avoiding wind and dust and other impurities formation produces whirlpool in the porch of gas channel, and then avoid the porch delay dust of gas channel, improve the dust removing effects of scrubbing brush, the most also the noise to scrubbing brush plays good improvement result, improves the comfort of user.
Description
Technical field
The present invention relates to cleaner technology field, in particular to base plate, a kind of this base plate that comprises of a kind of scrubbing brush
Ground brush assemblies and a kind of vacuum cleaner comprising this ground brush assemblies.
Background technology
At present, the base plate of floor brush of dust collector is provided with wool top, and wool top is provided with what air inlet, wind and dust and other impurities were formed
Air-flow is directly entered scrubbing brush cavity after the air inlet on wool top enters at a high speed.Suddenly increase owing to entering the rear space of scrubbing brush cavity
Greatly, flow velocity reduces, and easily the porch at air inlet with scrubbing brush cavity produces whirlpool, causes dust to be detained, and reduces dust removing effects, and
And also can produce noise.
Summary of the invention
In order to solve at least one above-mentioned technical problem, it is an object of the present invention to provide the base plate of a kind of scrubbing brush.
A kind of ground brush assemblies including above-mentioned base plate of offer is provided.
A further object of the present invention is to provide a kind of vacuum cleaner including above-mentioned ground brush assemblies.
To achieve these goals, the embodiment of first aspect present invention provides the base plate of a kind of scrubbing brush, described base plate
Inside being formed with gas channel, the bottom of described base plate offers the opening wind guide tank in bar shaped towards ground, described wind guide tank
One end extend at the air inlet of described gas channel, and be connected with described gas channel, and described wind guide tank and ground
Between formed air-guiding aisle；Wherein, along the flow direction of air-flow, the cross-sectional area of described air-guiding aisle is gradually increased.
The base plate of the scrubbing brush that the embodiment of first aspect present invention provides, offers wind guide tank by the bottom at base plate, makes
Forming the air-guiding aisle that cross-sectional area is gradually increased between wind guide tank and ground, the air-flow of wind and dust and other impurities formation is through wind-guiding
Passage enters in gas channel, then air-flow can be played the effect that dilatation is slowed down by air-guiding aisle, thus avoids wind and dust
The air-flow formed produces whirlpool in the porch of gas channel, and then dust is detained in the porch avoiding gas channel, promotes
The dust removing effects of scrubbing brush, the most also the noise to scrubbing brush plays good improvement result, improves the comfort of user.
Specifically, wind guide tank opening is towards ground, the most opening down, it is ensured that air-flow can impact ground, by ground dust
Roll, play dustproof function；Wind guide tank is bar shaped, and its one end extends at the air inlet of gas channel, and and gas channel
Be connected, i.e. one end of bar shaped wind guide tank is also opening, it is ensured that air-flow can flow into air-flow from air-guiding aisle swimmingly and lead to
In road, and it is directly entered in gas channel after flowing through air-guiding aisle, thus plays the effect that dilatation is slowed down.
It is understood that in the technical program, the opening of wind guide tank, towards ground, refers to scrubbing brush and is normally placed on ground
Time on face, wind guide tank opening down, i.e. opening is towards ground；And do not represent under any state, the opening of wind guide tank all towards
Ground, such as: scrubbing brush is held upright, or when scrubbing brush is placed on other objects, the opening of wind guide tank is then towards other
Respective direction.
What deserves to be explained is, in the technical program, having that gas channel can only refer to offer on base plate is certain thickness
Suction port, it is also possible to refer to scrubbing brush chamber integrated with suction port, it is also possible to refer to the combination etc. in scrubbing brush chamber and air inlet pipe, due to ground
Cavity and the air inlet pipe in brush chamber can be one-body molded with base plate, thus all can be formed by base plate；Certainly scrubbing brush chamber cavity and/
Or air inlet pipe can also be split-type structural with base plate, now, gas channel refers to have certain thickness suction on base plate
The passage of dirt interruption-forming.
It addition, the base plate of scrubbing brush in above-described embodiment of providing of the present invention can also have a following additional technical feature:
In technique scheme, along the flow direction of air-flow, the diapire of described wind guide tank is gradually inclined upwardly.
Along the flow direction of air-flow, the diapire of wind guide tank is gradually inclined upwardly, then between diapire and the ground of wind guide tank
Distance be gradually increased, thus the cross-sectional area of air-guiding aisle can be gradually increased；Owing to gas channel is upwardly extending, because of
And the air-flow entering gas channel flows up；When the diapire of wind guide tank is gradually inclined upwardly, air-flow is flowing through wind-guiding
During passage, the most gradually flow up, and then flow in gas channel, so, when air-flow is entered gas channel by air-guiding aisle, stream
To change relatively small, i.e. there is between air-guiding aisle and gas channel certain transition, thus the flowing of air-flow be more flat
Surely, thus improve the dust removing effects of scrubbing brush further, and further improve the noise produced when scrubbing brush runs.
In any of the above-described technical scheme, the other end of described wind guide tank extends on the bottom end face of described base plate.
The other end of wind guide tank extends on the bottom end face of base plate, and i.e. the other end of the diapire of wind guide tank and sidewall is another
One end all extends on the bottom end face of base plate, makes the other end of wind guide tank also for opening shape, now, the bottom end face of base plate with
Also there is between ground certain gap, it is ensured that the air-flow that wind and dust are formed can be directly entered air-guiding aisle；Due to edge
The flow direction of air-flow, the cross-sectional area of air-guiding aisle is gradually increased, thus the wind-guiding corresponding with the other end of wind guide tank
Cross-sectional area at passage is minimum, so wind speed herein is maximum, it is possible to ground is produced percussion, makes ground dust
Kick up, and then dust is rolled in gas channel, play dustproof function；When the other end of wind guide tank extends to the bottom of base plate
Time on end face, it is possible to the distance between the other end and the ground of wind guide tank is minimized, so the horizontal stroke of air-guiding aisle herein
Sectional area is also minimized, it is thus possible to promotes the wind speed at this further, thus promotes the dust collection capacity of scrubbing brush further.
In any of the above-described technical scheme, the diapire of described wind guide tank is plane.
The diapire of wind guide tank is plane, it is ensured that air-flow can flow through air-guiding aisle swimmingly, without in wind guide tank
It is detained, thus improves the dust collection capacity of scrubbing brush further；In like manner, it is preferable that the sidewall of wind guide tank is also plane, so
The dust collection capacity of scrubbing brush can be promoted further.
In any of the above-described technical scheme, the angle between diapire and the horizontal plane of described wind guide tank is not more than 15 °.
Angle between the diapire of wind guide tank and horizontal plane is set and is not more than 15 °, ensureing that air-flow can be smoothly by leading
Wind channel transition is on the basis of gas channel, it is ensured that air-flow can stably enter in air-guiding aisle, without because sending out
Raw flow direction is suddenlyd change and is interfered with the flowing of air-flow, thus improves the dust removing effects of scrubbing brush the most further.
In any of the above-described technical scheme, the bottom of described base plate is additionally provided with the opening water conservancy diversion in bar shaped towards ground
Groove, described wind guide tank is between described guiding gutter and described gas channel, and one end of described guiding gutter extends to described base plate
Front end, and form air inlet, and between described guiding gutter and ground, form flow-guiding channel；Wherein, along the flowing side of air-flow
To, the cross-sectional area of described flow-guiding channel is gradually reduced.
Offer guiding gutter by the bottom at base plate, make to be formed between guiding gutter and ground leading of being gradually reduced of cross-sectional area
The air-flow that circulation road, wind and dust and other impurities are formed enters gas channel, then water conservancy diversion after flowing through flow-guiding channel, air-guiding aisle successively
Air-flow can be played the effect of throttling speedup by passage, thus is effectively increased the flow velocity of air-flow, enhances air-flow to ground ash
The impact capacity of dirt, and then it is effectively improved the dust removing effects of scrubbing brush.Specifically, channel openings towards ground, i.e. opening
Down, it is ensured that air-flow can impact ground, ground dust is rolled, plays dustproof function；Guiding gutter is bar shaped, and
Its one end extends to the front end of base plate, and forms air inlet, i.e. one end of guiding gutter is also opening, it is ensured that air-flow can be suitable
Freely enter flow-guiding channel, and then play the effect of throttling speedup.In other words, in the technical program, air-flow is first through flow-guiding channel
Throttling speedup, to strengthen the impact capacity to ground, and then promotes the dust collection capacity of scrubbing brush, then subtracts through air-guiding aisle dilatation
Speed, so that air-flow stably enters in gas channel, causes dust to be detained without producing whirlpool or produces noise, thus entering one
Step improves the dust collection capacity of scrubbing brush, and reduces noise when scrubbing brush runs.
In any of the above-described technical scheme, along the flow direction of air-flow, the diapire of described guiding gutter tilts gradually downward.
Along the flow direction of air-flow, the diapire of guiding gutter tilts gradually downward, then between diapire and the ground of guiding gutter
Distance be gradually reduced, thus the cross-sectional area of flow-guiding channel can be gradually reduced；Meanwhile, when guiding gutter diapire gradually downward
During inclination, air-flow, when flowing through flow-guiding channel, flows the most gradually downward, it is thus possible to increases air-flow and rushes ground dust
Hit effect, thus promote the dust removing effects of scrubbing brush further.
In any of the above-described technical scheme, the other end of described guiding gutter extends on the bottom end face of described base plate.
The other end of guiding gutter extends on the bottom end face of base plate, and i.e. the other end of the diapire of guiding gutter and sidewall is another
One end all extends on the bottom end face of base plate, makes the other end of guiding gutter also for opening shape, now, the bottom end face of base plate with
Also there is between ground certain gap, it is ensured that the air-flow that wind and dust are formed can enter gas channel below；Due to
Along the flow direction of air-flow, the cross-sectional area of flow-guiding channel is gradually reduced, thus lead corresponding with the other end of guiding gutter
Cross-sectional area at circulation road is minimum, so wind speed herein is maximum, the strongest to the percussion on ground, it is possible to make ground
Dust is kicked up, and then is rolled in gas channel by dust, plays dustproof function；When the other end of guiding gutter extends to base plate
Time on bottom end face, the distance between the other end and the ground of guiding gutter is minimized, so flow-guiding channel herein is transversal
Area is also minimized, it is thus possible to promotes the wind speed at this further, thus promotes the dust collection capacity of scrubbing brush further.
In any of the above-described technical scheme, the diapire of described guiding gutter is plane.
The diapire of guiding gutter is plane, it is ensured that air-flow can flow through flow-guiding channel swimmingly, without in guiding gutter
It is detained, thus improves the dust collection capacity of scrubbing brush further；In like manner, it is preferable that the sidewall of guiding gutter is also plane, so
The dust collection capacity of scrubbing brush can be promoted further.
In any of the above-described technical scheme, the angle between diapire and the horizontal plane of described guiding gutter is not more than 30 °.
Angle between the diapire of guiding gutter and horizontal plane is set and is not more than 30 °, ensureing that air-flow effectively can impact ground
On the basis of face, it is ensured that air-flow still has higher horizontal velocity, and such air-flow can sweep along the dust kicked up fast
Speed enters in gas channel, thus improves the dust collection capacity of scrubbing brush further.
In any of the above-described technical scheme, along the flow direction of air-flow, the projection in the horizontal plane of described wind guide tank
Width is gradually reduced.
Along the flow direction of air-flow, the width of wind guide tank projection in the horizontal plane is gradually reduced, it is possible to avoid wind-guiding
The cross-sectional area of passage increases too fast, thus on the basis of ensureing that air-guiding aisle can play dilatation decelerating effect, it is ensured that
Air velocity in air-guiding aisle will not be the slowest, thus further ensures the dust removing effects of scrubbing brush.
In any of the above-described technical scheme, along the flow direction of air-flow, the projection in the horizontal plane of described guiding gutter
Width is gradually reduced.
Along the flow direction of air-flow, the width of guiding gutter projection in the horizontal plane is gradually reduced, then flow-guiding channel
Cross-sectional area can quickly reduce, so that the air-flow in flow-guiding channel can the most quickly improve, with quick washing
Ground, plays dustproof function, thus improves the dust removing effects of scrubbing brush further.
In any of the above-described technical scheme, described base plate offers multiple described wind guide tank.
Base plate is offered multiple wind guide tank, adds the throughput entering gas channel, add the cleaning face of scrubbing brush
Long-pending, and then it is effectively increased the dust removing effects of scrubbing brush；Multiple wind guide tanks are distributed relatively uniformly among on base plate, it is ensured that scrubbing brush is clear
Sweep the floor the uniformity in face, and then improve the dust removing effects of scrubbing brush further.Further, base plate offers multiple water conservancy diversion
Groove, multiple guiding gutters are distributed relatively uniformly among on base plate, and multiple guiding gutter and multiple wind guide tank one_to_one corresponding, so can
Promote the dust collection capacity of scrubbing brush further.
In any of the above-described technical scheme, the projection in the horizontal plane of the axis of described air-guiding aisle is pointed to described air-flow and is led to
The middle part of the air inlet in road.
The middle part of air inlet of gas channel is pointed in the projection in the horizontal plane of the axis of air-guiding aisle, the most no matter wind guide tank
Being opened in which position of base plate, the air-flow in air-guiding aisle all can enter gas channel by straight line, thus shortens air-flow
Stroke, and reduce interfering between different air-flow, improve the dust collection capacity of scrubbing brush further.Further, lead
The axis of the projection in the horizontal plane of the axis of circulation road and air-guiding aisle projection conllinear in the horizontal plane, so can enter one
Step promotes the dust collection capacity of scrubbing brush.
In any of the above-described technical scheme, between having between the other end and the other end of described wind guide tank of described guiding gutter
Gap, so that forming transition passage between described flow-guiding channel and described air-guiding aisle；Wherein, along the flow direction of air-flow, institute
The cross-sectional area stating transition passage keeps constant.
Between the other end and the other end of wind guide tank of guiding gutter, there is gap so that between flow-guiding channel and air-guiding aisle
Forming transition passage, owing to the air-flow in flow-guiding channel flows downward, the air-flow of air-guiding aisle flows up, and mistake
Cross passage between flow-guiding channel and air-guiding aisle, and cross-sectional area keeps constant, thus transition passage can play effectively
Transitional function, make air-flow be stably entered air-guiding aisle by flow-guiding channel, without occurring the excessive flow direction to suddenly change；The opposing party
Face, owing to the cross-sectional area of transition passage is minimum, thus the flow velocity that air-flow is in transition passage is maximum, so the depositing of transition passage
So that air-flow can at full throttle flow after a period of time, then in air-guiding aisle enters gas channel, i.e. extends gas
The time of stream high speed dust removing, thus improve the dust removing effects of scrubbing brush the most further.
In any of the above-described technical scheme, the other end of described guiding gutter all extends to institute with the other end of described wind guide tank
Stating on the bottom end face of base plate, the bottom end face of described base plate is positioned at another of the other end of described guiding gutter and described wind guide tank
Described transition passage is formed between part and ground between end.
The other end of guiding gutter and the other end of wind guide tank all extend on the bottom end face of base plate, then be positioned at guiding gutter
Form transition passage between bottom end face and the ground of the base plate between the other end and the other end of wind guide tank, so on the one hand will
The cross-sectional area of transition passage is minimized, thus improves the flow velocity of the air-flow in transition passage further, promotes further
The dust removing effects of scrubbing brush；Also simplify the structure of base plate simultaneously, reduce the manufacturing cost of product.
Certainly, it will be understood by those of skill in the art that can also offer between guiding gutter and wind guide tank opening towards
The wind-guiding groove in bar shaped on ground, the two ends of wind-guiding groove directly connect with the other end of guiding gutter and the wind guide tank other end,
And the diapire of wind-guiding groove is horizontal, to ensure that the cross-sectional area of transition passage keeps constant, it is capable of the present invention equally
Purpose, and without departing from the design philosophy of the present invention and objective, thus this technical scheme is the most within the scope of the present invention.
The embodiment of second aspect present invention provides a kind of ground brush assemblies, including: as arbitrary in first aspect embodiment
The base plate of the scrubbing brush described in Xiang；And cover plate, described cover plate lid is located on described base plate.
The ground brush assemblies that the embodiment of second aspect present invention provides, because including according to any one of first aspect embodiment
The base plate of scrubbing brush, thus there are all beneficial effects that any of the above-described technical scheme is had, do not repeat them here.
The embodiment of third aspect present invention provides a kind of vacuum cleaner, including the scrubbing brush group described in second aspect embodiment
Part.
The vacuum cleaner that the embodiment of third aspect present invention provides, because including the scrubbing brush group described in second aspect embodiment
Part, thus it is effectively increased the dust removing effects of vacuum cleaner, and reduce noise when vacuum cleaner runs.
Additional aspect and the advantage of the present invention will become obvious in following description part, or by the practice of the present invention
Recognize.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage are from combining the accompanying drawings below description to embodiment and will become
Substantially with easy to understand, wherein:
Fig. 1 be the ground brush assemblies described in some embodiments of the invention look up structural representation；
Fig. 2 is the sectional structure schematic diagram of brush assemblies as shown in Figure 1；
Fig. 3 is the structure for amplifying schematic diagram in A portion in Fig. 2.
Wherein, the corresponding relation between the reference in Fig. 1 to Fig. 3 and component names is:
10 base plates, 11 gas channels, 12 wind guide tanks, 13 guiding gutters, 14 wind-guiding grooves, 20 cover plates；
In figure, arrow represents the flow direction of air-flow.
Detailed description of the invention
In order to be more clearly understood that the above-mentioned purpose of the present invention, feature and advantage, real with concrete below in conjunction with the accompanying drawings
The present invention is further described in detail by mode of executing.It should be noted that in the case of not conflicting, the enforcement of the application
Feature in example and embodiment can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding the present invention, but, the present invention also may be used
Implementing to use other to be different from other modes described here, therefore, protection scope of the present invention is not by described below
The restriction of specific embodiment.
Referring to Fig. 1 to Fig. 3 describe scrubbing brush described according to some embodiments of the invention base plate, brush assemblies and suction
Dirt device.
As shown in Figure 1 to Figure 3, the base plate 10 of the scrubbing brush that the embodiment of first aspect present invention provides, formed in base plate 10
Gas channel 11, the bottom of base plate 10 is had to offer the opening wind guide tank 13 in bar shaped towards ground, one end of wind guide tank 13
Extend at the air inlet of gas channel 11, and be connected with gas channel 11, and between wind guide tank 13 and ground, form wind-guiding
Passage；Wherein, along the flow direction of air-flow, the cross-sectional area of air-guiding aisle is gradually increased.
The base plate 10 of the scrubbing brush that the embodiment of first aspect present invention provides, by offering wind guide tank in the bottom of base plate 10
13, make to be formed between wind guide tank 13 and ground the gas that the air-guiding aisle that cross-sectional area is gradually increased, wind and dust and other impurities are formed
Flow through air-guiding aisle and enter in gas channel 11, then air-flow can be played the effect that dilatation is slowed down by air-guiding aisle, thus avoids
The air-flow that wind and dust are formed produces whirlpool in the porch of gas channel 11, and then avoids the porch of gas channel 11
Being detained dust, improve the dust removing effects of scrubbing brush, the most also the noise to scrubbing brush plays good improvement result, improves user
Comfort.
Specifically, wind guide tank 13 opening is towards ground, the most opening down, it is ensured that air-flow can impact ground, by ground
Dust on face is rolled, and plays dustproof function；Wind guide tank 13 is in bar shaped, and its one end extends to the air inlet of gas channel 11
Place, and is connected with gas channel 11, i.e. one end of bar shaped wind guide tank 13 is also opening, it is ensured that air-flow can swimmingly from
Air-guiding aisle flows in gas channel 11, and is directly entered in gas channel 11 after flowing through air-guiding aisle, thus plays dilatation and subtract
The effect of speed.
In some embodiments of the invention, it is preferable that as shown in Figures 2 and 3, along the flow direction of air-flow, wind-guiding
The diapire of groove 13 is gradually inclined upwardly.
Preferably, as shown in Figures 2 and 3, the diapire of wind guide tank 13 is plane.
Preferably, as shown in Figures 2 and 3, the angle β between diapire and the horizontal plane of wind guide tank 13 is not more than 15 °.
Along the flow direction of air-flow, the diapire of wind guide tank 13 is gradually inclined upwardly, then the diapire of wind guide tank 13 and ground
Between distance be gradually increased, thus the cross-sectional area of air-guiding aisle can be gradually increased；Owing to gas channel 11 is upwards to prolong
Stretch, thus the air-flow entering gas channel 11 flows up；When the diapire of wind guide tank 13 is gradually inclined upwardly, air-flow
When flowing through air-guiding aisle, the most gradually flowing up, and then flow in gas channel 11, so, air-flow is entered by air-guiding aisle
During gas channel 11, the change of the flow direction is relatively small, i.e. has certain transition between air-guiding aisle and gas channel 11, thus
The flowing of air-flow is more steady, thus improves the dust removing effects of scrubbing brush further, and further improves product when scrubbing brush runs
Raw noise.
The diapire of wind guide tank 13 is plane, it is ensured that air-flow can flow through air-guiding aisle swimmingly, without at wind guide tank
It is detained in 13, thus improves the dust collection capacity of scrubbing brush further；In like manner, it is preferable that the sidewall of wind guide tank 13 is also flat
Face, so can promote the dust collection capacity of scrubbing brush further.
The angle β arranged between diapire and the horizontal plane of wind guide tank 13 is not more than 15 °, ensure air-flow can smoothly by
On the basis of air-guiding aisle is transitioned into gas channel 11, it is ensured that air-flow can stably enter in air-guiding aisle, without
Interfere with the flowing of air-flow because occurring to flow to sudden change, thus improve the dust removing effects of scrubbing brush the most further.
In one embodiment of the invention, it is preferable that the other end of wind guide tank 13 extends to the bottom end face of base plate 10
On.
In this embodiment, the other end of wind guide tank 13 extends on the bottom end face of base plate 10, i.e. the end of wind guide tank 13
The other end of wall and the other end of sidewall all extend on the bottom end face of base plate 10, make the other end of wind guide tank 13 also for opening
Shape, now, also has certain gap between bottom end face and the ground of base plate 10, it is ensured that the air-flow energy that wind and dust are formed
Enough it is directly entered air-guiding aisle；Due to the flow direction along air-flow, the cross-sectional area of air-guiding aisle is gradually increased, thus with lead
The cross-sectional area at air-guiding aisle that the other end of wind groove 13 is corresponding is minimum, so wind speed herein is maximum, it is possible to ground
Produce percussion, make ground dust kick up, and then dust is rolled in gas channel 11, play dustproof function；When
When the other end of wind guide tank 13 extends on the bottom end face of base plate 10, it is possible to by between the other end and the ground of wind guide tank 13
Distance is minimized, so the cross-sectional area of air-guiding aisle herein is also minimized, it is thus possible to promote at this further
Wind speed, thus promote the dust collection capacity of scrubbing brush further.
In other embodiments of the present invention, further, as shown in Figure 1 to Figure 3, the bottom of base plate 10 is additionally provided with out
Mouthful towards the guiding gutter 12 in bar shaped on ground, wind guide tank 13 between guiding gutter 12 and gas channel 11, guiding gutter 12
One end extends to the front end of base plate 10, and forms air inlet, and forms flow-guiding channel between guiding gutter 12 and ground；Wherein, edge
The flow direction of air-flow, the cross-sectional area of flow-guiding channel is gradually reduced.
In the above-described embodiments, by offering guiding gutter 12 in the bottom of base plate 10, shape between guiding gutter 12 and ground is made
The air-flow becoming the flow-guiding channel that cross-sectional area is gradually reduced, wind and dust and other impurities to be formed flows through flow-guiding channel successively, wind-guiding leads to
Enter gas channel 11 behind road, then air-flow can be played the effect of throttling speedup by flow-guiding channel, thus is effectively increased air-flow
Flow velocity, enhance the air-flow impact capacity to floor-dust, and then be effectively improved the dust removing effects of scrubbing brush.
Specifically, guiding gutter 12 opening is towards ground, the most opening down, it is ensured that air-flow can impact ground, by ground
Dust on face is rolled, and plays dustproof function；Guiding gutter 12 is in bar shaped, and its one end extends to the front end of base plate 10, and is formed
Air inlet, i.e. one end of guiding gutter 12 are also openings, it is ensured that air-flow can enter flow-guiding channel swimmingly, and then plays joint
The effect of stream speedup.
In other words, in these embodiments, air-flow is first through flow-guiding channel throttling speedup, to strengthen the impact capacity to ground,
And then the dust collection capacity of lifting scrubbing brush, then slow down through air-guiding aisle dilatation, so that air-flow stably enters in gas channel 11,
Cause dust to be detained without producing whirlpool or produce noise, thus improving the dust collection capacity of scrubbing brush further, and reducing
Noise when scrubbing brush runs.
In the above embodiment, it is preferable that as shown in Figures 2 and 3, along the flow direction of air-flow, the end of guiding gutter 12
Wall tilts gradually downward.
Preferably, as shown in Figures 2 and 3, the diapire of guiding gutter 12 is plane.
Preferably, as shown in Figures 2 and 3, the angle α between diapire and the horizontal plane of guiding gutter 12 is not more than 30 °.
Along the flow direction of air-flow, the diapire of guiding gutter 12 tilts gradually downward, then the diapire of guiding gutter 12 and ground
Between distance be gradually reduced, thus the cross-sectional area of flow-guiding channel can be gradually reduced；Meanwhile, when guiding gutter 12 diapire by
Time the most downward-sloping, air-flow, when flowing through flow-guiding channel, flows the most gradually downward, it is thus possible to increase air-flow to ground ash
The percussion of dirt, thus promote the dust removing effects of scrubbing brush further.
The diapire of guiding gutter 12 is plane, it is ensured that air-flow can flow through flow-guiding channel swimmingly, without at guiding gutter
It is detained in 12, thus improves the dust collection capacity of scrubbing brush further；In like manner, it is preferable that the sidewall of guiding gutter 12 is also flat
Face, so can promote the dust collection capacity of scrubbing brush further.
The angle α arranged between diapire and the horizontal plane of guiding gutter 12 is not more than 30 °, is ensureing that air-flow can effectively impact
On the basis of ground, it is ensured that air-flow still has higher horizontal velocity, and such air-flow can sweep along the dust kicked up
Rapidly enter in gas channel 11, thus improve the dust collection capacity of scrubbing brush further.
In one embodiment of the invention, it is preferable that as shown in Figures 2 and 3, the other end of guiding gutter 12 extends to the end
On the bottom end face of plate 10.
In this embodiment, the other end of guiding gutter 12 extends on the bottom end face of base plate 10, i.e. the end of guiding gutter 12
The other end of wall and the other end of sidewall all extend on the bottom end face of base plate 10, make the other end of guiding gutter 12 also for opening
Shape, now, also has certain gap between bottom end face and the ground of base plate 10, it is ensured that the air-flow energy that wind and dust are formed
Enough gas channels 11 entered below；Due to the flow direction along air-flow, the cross-sectional area of flow-guiding channel is gradually reduced, thus
Cross-sectional area at the flow-guiding channel corresponding with the other end of guiding gutter 12 is minimum, so wind speed herein is maximum, to ground
Percussion the strongest, it is possible to make ground dust kick up, and then dust be rolled in gas channel 11, play dedusting make
With；When on the bottom end face that the other end of guiding gutter 12 extends to base plate 10, between the other end and the ground of guiding gutter 12
Distance is minimized, so the cross-sectional area of flow-guiding channel herein is also minimized, it is thus possible to promote at this further
Wind speed, thus promote the dust collection capacity of scrubbing brush further.
In the other embodiment of the present invention, as shown in Figure 1 to Figure 3, the other end of guiding gutter 12 and wind guide tank 13
There is gap, so that forming transition passage between flow-guiding channel and air-guiding aisle between the other end；Wherein, along the flowing of air-flow
Direction, the cross-sectional area of transition passage keeps constant.
Preferably, the other end of guiding gutter 12 all extends on the bottom end face of base plate 10 with the other end of wind guide tank 13,
The bottom end face of base plate 10 is shape between part and the ground between the other end and the other end of wind guide tank 13 of guiding gutter 12
Become transition passage.
Between the other end and the other end of wind guide tank 13 of guiding gutter 12, there is gap so that flow-guiding channel and air-guiding aisle
Between formed transition passage, owing to the air-flow in flow-guiding channel flows downward, the air-flow of air-guiding aisle flows up,
And transition passage is between flow-guiding channel and air-guiding aisle, and cross-sectional area keeps constant, thus transition passage can play
Effective transitional function, makes air-flow be stably entered air-guiding aisle by flow-guiding channel, without occurring the excessive flow direction to suddenly change；Separately
On the one hand, owing to the cross-sectional area of transition passage is minimum, thus the flow velocity that air-flow is in transition passage is maximum, so transition passage
Existence so that air-flow can at full throttle flow after a period of time, then enters in gas channel 11 through air-guiding aisle, i.e. prolongs
Grow the time of air-flow high speed dust removing, thus improve the dust removing effects of scrubbing brush the most further.
The other end of guiding gutter 12 and the other end of wind guide tank 13 all extend on the bottom end face of base plate 10, then be positioned at and lead
Transition passage is formed between bottom end face and the ground of the base plate 10 between the other end and the other end of wind guide tank 13 of chute 12,
So on the one hand, the cross-sectional area of transition passage is minimized, thus improves the stream of the air-flow in transition passage further
Speed, improves the dust removing effects of scrubbing brush further；Also simplify the structure of base plate 10, the manufacturing reducing product becomes simultaneously
This.
Certainly, it will be understood by those of skill in the art that and can also offer opening between guiding gutter 12 and wind guide tank 13
Towards the wind-guiding groove in bar shaped on ground, the two ends of wind-guiding groove are straight with the other end of guiding gutter 12 and wind guide tank 13 other end
Lead in succession, and the diapire of wind-guiding groove is horizontal, to ensure that the cross-sectional area of transition passage keeps constant, be capable of equally
The purpose of the present invention, and without departing from the design philosophy of the present invention and objective, thus this technical scheme is also in the protection of the present invention
In the range of.
In any of the above-described embodiment, as it is shown in figure 1, along the flow direction of air-flow, wind guide tank 13 is in the horizontal plane
The width of projection is gradually reduced.
Along the flow direction of air-flow, the width of wind guide tank 13 projection in the horizontal plane is gradually reduced, it is possible to avoid leading
The cross-sectional area of wind passage increases too fast, thus on the basis of ensureing that air-guiding aisle can play dilatation decelerating effect, protects
Having demonstrate,proved the air velocity in air-guiding aisle will not be the slowest, thus further ensures the dust removing effects of scrubbing brush.
In any of the above-described embodiment, as it is shown in figure 1, along the flow direction of air-flow, guiding gutter 12 is in the horizontal plane
The width of projection is gradually reduced.
Along the flow direction of air-flow, the width of guiding gutter 12 projection in the horizontal plane is gradually reduced, then flow-guiding channel
Cross-sectional area can quickly reduce, so that the air-flow in flow-guiding channel can the most quickly improve, with quickly punching
Hit ground, play dustproof function, thus improve the dust removing effects of scrubbing brush further.
In any of the above-described embodiment, as it is shown in figure 1, offer multiple wind guide tank 13 on base plate 10.
Base plate 10 is offered multiple wind guide tank 13, adds the throughput entering gas channel 11, add scrubbing brush
Sweep-out pattern, and then it is effectively increased the dust removing effects of scrubbing brush；Multiple wind guide tanks 13 are distributed relatively uniformly among on base plate 10, protect
Demonstrate,prove scrubbing brush and cleaned the uniformity on ground, and then improve the dust removing effects of scrubbing brush further.Further, as it is shown in figure 1, the end
Offering multiple guiding gutter 12 on plate 10, multiple guiding gutters 12 are distributed relatively uniformly among on base plate 10, and multiple guiding gutter 12
With multiple wind guide tank 13 one_to_one corresponding, the dust collection capacity of scrubbing brush so can be promoted further.
In any of the above-described embodiment, lead to as it is shown in figure 1, air-flow is pointed in the projection that the axis of air-guiding aisle is in the horizontal plane
The middle part of the air inlet in road 11.
The middle part of air inlet of gas channel 11 is pointed in the projection in the horizontal plane of the axis of air-guiding aisle, the most no matter wind-guiding
Groove 13 is opened in which position of base plate 10, and the air-flow in air-guiding aisle all can enter gas channel 11 by straight line, thus contracts
The short stroke of air-flow, and reduce interfering between different air-flow, improve the dust collection capacity of scrubbing brush further.Enter one
Step ground, as it is shown in figure 1, the projection that the axis of the projection that the axis of flow-guiding channel is in the horizontal plane and air-guiding aisle is in the horizontal plane
Conllinear, so can promote the dust collection capacity of scrubbing brush further.
In some embodiments of the invention, further, as it is shown in figure 1, the bottom of described base plate is additionally provided with opening court
Wind-guiding groove 14 earthward, one end of described wind-guiding groove 14 extends to left end or the right-hand member of described base plate, and forms air intake
Mouthful, and between described wind-guiding groove 14 and ground, form left air-guiding aisle or right air-guiding aisle, wherein, described left air-guiding aisle or
The middle part of the air inlet of described gas channel is pointed in the projection in the horizontal plane of the axis of right air-guiding aisle；Further, along
The flow direction of air-flow, the cross-sectional area of described left air-guiding aisle or right air-guiding aisle is gradually reduced, to promote scrubbing brush further
Dust collection capacity.
The ground brush assemblies that the embodiment of second aspect present invention provides, including: as any one of first aspect embodiment
The base plate 10 of scrubbing brush and cover plate 20, cover plate 20 lid is located on base plate 10.
The ground brush assemblies that the embodiment of second aspect present invention provides, because including the ground any one of first aspect embodiment
The base plate 10 of brush, thus there are all beneficial effects that any of the above-described technical scheme is had, do not repeat them here.
The vacuum cleaner that the embodiment of third aspect present invention provides, including the ground brush assemblies of second aspect embodiment.
The vacuum cleaner that the embodiment of third aspect present invention provides, because including the ground brush assemblies of second aspect embodiment, because of
And be effectively increased the dust removing effects of vacuum cleaner, and reduce noise when vacuum cleaner runs.
In sum, the base plate of the scrubbing brush that the present invention provides, by offering wind guide tank on base plate, make wind guide tank and ground
Between form the air-flow that the air-guiding aisle that is gradually increased of cross-sectional area, wind and dust and other impurities formed and enter air-flow through air-guiding aisle
In passage, then air-flow can be played the effect that dilatation is slowed down by air-guiding aisle, thus the air-flow avoiding wind and dust formation exists
The porch of gas channel produces whirlpool, and then dust is detained in the porch avoiding gas channel, improves the dedusting of scrubbing brush
Effect, the most also the noise to scrubbing brush plays good improvement result, improves the comfort of user.
In the present invention, term " first ", " second ", " the 3rd " are only used for the purpose described, and it is not intended that instruction
Or hint relative importance；Term " multiple " then refers to two or more, unless otherwise clear and definite restriction.Term " installs ",
" be connected ", " connection ", the term such as " fixing " all should be interpreted broadly, and such as, " connection " can be fixing connection, it is also possible to is can
Dismounting connects, or is integrally connected；" being connected " can be to be joined directly together, it is also possible to be indirectly connected to by intermediary.For this
For the those of ordinary skill in field, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In description of the invention, it is to be understood that term " on ", D score, the instruction such as "left", "right", "front", "rear"
Orientation or position relationship are based on orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplification is retouched
State rather than indicate or imply the device of indication or unit must have specific direction, with specific azimuth configuration and operation,
It is thus impossible to be interpreted as limitation of the present invention.
In the description of this specification, the description of term " embodiment ", " some embodiments ", " specific embodiment " etc.
Mean to combine this embodiment or specific features, structure, material or feature that example describes to be contained at least one of the present invention real
Execute in example or example.In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or reality
Example.And, the specific features of description, structure, material or feature can in any one or more embodiments or example with
Suitably mode combines.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. the base plate of a scrubbing brush, it is characterised in that
Being formed with gas channel in described base plate, the bottom of described base plate offers the opening wind-guiding in bar shaped towards ground
Groove, one end of described wind guide tank extends at the air inlet of described gas channel, and is connected with described gas channel, and described
Air-guiding aisle is formed between wind guide tank and ground；
Wherein, along the flow direction of air-flow, the cross-sectional area of described air-guiding aisle is gradually increased.
The base plate of scrubbing brush the most according to claim 1, it is characterised in that
Along the flow direction of air-flow, the diapire of described wind guide tank is gradually inclined upwardly.
The base plate of scrubbing brush the most according to claim 2, it is characterised in that
The other end of described wind guide tank extends on the bottom end face of described base plate.
The base plate of scrubbing brush the most according to claim 2, it is characterised in that
The diapire of described wind guide tank is plane.
The base plate of scrubbing brush the most according to claim 4, it is characterised in that
Angle between diapire and the horizontal plane of described wind guide tank is not more than 15 °.
The base plate of scrubbing brush the most according to any one of claim 1 to 5, it is characterised in that
Along the flow direction of air-flow, the width of described wind guide tank projection in the horizontal plane is gradually reduced.
The base plate of scrubbing brush the most according to any one of claim 1 to 5, it is characterised in that
Multiple described wind guide tank is offered on described base plate.
The base plate of scrubbing brush the most according to claim 7, it is characterised in that
The middle part of the air inlet of described gas channel is pointed in the projection in the horizontal plane of the axis of described air-guiding aisle.
9. a ground brush assemblies, it is characterised in that including:
The base plate of the scrubbing brush as according to any one of claim 1 to 8；With
Cover plate, described cover plate lid is located on described base plate.
10. a vacuum cleaner, it is characterised in that include ground as claimed in claim 9 brush assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610541286.3A CN106175588B (en) | 2016-07-11 | 2016-07-11 | The bottom plate of scrubbing brush, brush assemblies and dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610541286.3A CN106175588B (en) | 2016-07-11 | 2016-07-11 | The bottom plate of scrubbing brush, brush assemblies and dust catcher |
Publications (2)
| Publication Number | Publication Date |
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| CN106175588A true CN106175588A (en) | 2016-12-07 |
| CN106175588B CN106175588B (en) | 2019-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610541286.3A Active CN106175588B (en) | 2016-07-11 | 2016-07-11 | The bottom plate of scrubbing brush, brush assemblies and dust catcher |
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| US20030167593A1 (en) * | 2000-11-16 | 2003-09-11 | Henk Lijzenga | Suction attachment with a corner having a secondary suction opening |
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| WO2018032616A1 (en) * | 2016-08-15 | 2018-02-22 | 美的集团股份有限公司 | Floor brush of dust collector and dust collector having same |
| US11071424B2 (en) | 2016-08-15 | 2021-07-27 | Midea Group Co., Ltd. | Floor brush for cleaning appliance and cleaning appliance having same |
| WO2020037514A1 (en) * | 2018-08-21 | 2020-02-27 | 广州艾若博机器人科技有限公司 | Dust collection guide structure, dust collection mechanism, and floor-sweeping robot |
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| US11918173B2 (en) | 2018-08-21 | 2024-03-05 | Zhejiang Ounitech Robotics Co., Ltd. | Dust collection guide structure, dust collection mechanism and sweeping robot |
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| Publication number | Publication date |
|---|---|
| CN106175588B (en) | 2019-03-08 |
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