CN206044533U - Ground brush assemblies and vacuum cleaner - Google Patents
Ground brush assemblies and vacuum cleaner Download PDFInfo
- Publication number
- CN206044533U CN206044533U CN201620724504.2U CN201620724504U CN206044533U CN 206044533 U CN206044533 U CN 206044533U CN 201620724504 U CN201620724504 U CN 201620724504U CN 206044533 U CN206044533 U CN 206044533U
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- air
- base plate
- wind guide
- guide tank
- flow
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Abstract
This utility model provides a kind of ground brush assemblies and vacuum cleaner, and the ground brush assemblies include：Base plate and multiple weatherseals, are formed with gas channel in base plate, the bottom of base plate offers the wind guide tank in bar shaped being open towards ground, air-guiding aisle is formed between wind guide tank and ground, and air-guiding aisle is connected with gas channel；Multiple weatherseals are arranged on base plate, and positioned at the both sides of air-guiding aisle, for stopping that region of the air-flow from outside air-guiding aisle enters gas channel.The ground brush assemblies that this utility model is provided, open up wind guide tank by the bottom in base plate, realize air intake, so as to eliminate wool top structure of the prior art, reduce the cost of scrubbing brush；And the both sides of air-guiding aisle are provided with weatherseal, weatherseal can stop that region of the external air flow from beyond air-guiding aisle enters gas channel, so that air-guiding aisle has certain throttling action, the flow velocity of the air-flow in air-guiding aisle is improved, the dust collection capacity of scrubbing brush is enhanced.
Description
Technical field
This utility model is related to cleaner technology field, in particular to a kind of ground brush assemblies and comprising the scrubbing brush group
The vacuum cleaner of part.
Background technology
At present, the ground brush configuration of vacuum cleaner includes base plate and wool top, and wool top is placed in the front side of base plate, by opening on wool top
If multiple air inlets are realizing air intake, relatively costly.And the size in the enterprising air port of wool top is typically small, in order to improve into
Wind velocity, but too high intake velocity can produce certain noise in wool top air inlet.And, only in the middle of air inlet from
Scrubbing brush air inlet pipe is nearest, thus air velocity is most fast, and preferably, more toward both sides, air velocity is slower, dust collection capacity for dust collection capacity
It is poorer, so the dust collection capacity of the scrubbing brush of this structure is relatively weak.
Utility model content
In order to solve at least one above-mentioned technical problem, a purpose of the present utility model is to provide a kind of scrubbing brush group
Part.
Another purpose of the present utility model is to provide a kind of vacuum cleaner including above-mentioned ground brush assemblies.
To achieve these goals, the embodiment of this utility model first aspect provides a kind of ground brush assemblies, including：Bottom
Plate, is formed with gas channel in the base plate, the bottom of the base plate offers the wind guide tank in bar shaped being open towards ground,
Air-guiding aisle is formed between the wind guide tank and ground, the air-guiding aisle is connected with the gas channel；Keep out the wind with multiple
Part, on the base plate, and positioned at the both sides of the air-guiding aisle, for stopping air-flow from outside the air-guiding aisle
Region enters the gas channel.
The ground brush assemblies that the embodiment of this utility model first aspect is provided, open up wind guide tank by the bottom in base plate,
Make between wind guide tank and ground, to form air-guiding aisle, realize air intake, so as to eliminate wool top structure of the prior art, reduce
The cost of scrubbing brush；And the both sides of air-guiding aisle are provided with weatherseal, weatherseal can stop external air flow from beyond air-guiding aisle
Region enter gas channel so that external air flow can only enter gas channel along air-guiding aisle so that air-guiding aisle tool
There is certain throttling action, improve the flow velocity of the air-flow in air-guiding aisle, enhance the dust collection capacity of scrubbing brush.Specifically, wind-guiding
Channel opening is towards ground, i.e., opening down, it is ensured that air-flow can impact ground, the dust on ground is rolled, is played and is removed
Dirt is acted on；And the axis both sides of air-guiding aisle are provided with weatherseal so that external air flow can only be logical into air-flow along air-guiding aisle
Road, and gas channel can not be entered by the gap between the base plate beyond air-guiding aisle and ground, this is equivalent to diminution
External air flow enters the sectional area in the path of gas channel, thus can play certain throttling action to air-flow, and then improves
The flow velocity of air-flow, improves the dust collection capacity of scrubbing brush.
It is understood that in the technical program, the opening of wind guide tank refers to scrubbing brush and is normally placed on ground towards ground
When on face, wind guide tank it is opening down, that is, be open towards ground；And do not represent under any state, the equal direction of opening of wind guide tank
Ground, such as：Scrubbing brush is held upright, or scrubbing brush, when being 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, gas channel only can refer to open up on base plate with certain thickness
Suction port, it is also possible to refer to and the integrally formed scrubbing brush chamber of suction port, it is also possible to refer to combination of scrubbing brush chamber and air inlet pipe etc., due to ground
The cavity and air inlet pipe in brush chamber can be integrally formed with base plate, thus can be formed by base plate；Certainly the cavity in scrubbing brush chamber and/
Or air inlet pipe can also with base plate be split-type structural, now, gas channel refer on base plate with certain thickness suction
The passage that dirt mouth is formed.
In addition, the ground brush assemblies in above-described embodiment of this utility model offer can also have following supplementary technology special
Levy：
In above-mentioned technical proposal, along the flow direction of air-flow, the air-guiding aisle includes the restriction portion being sequentially connected
With dilatation section；Wherein, the cross-sectional area of the restriction portion is gradually reduced, and the cross-sectional area of the dilatation section gradually increases.
Along the flow direction of air-flow, air-guiding aisle includes the restriction portion being sequentially connected and dilatation section, then wind and dust etc.
The air-flow that debris are formed will sequentially pass through restriction portion, dilatation section and enter gas channel；Wherein, along the flow direction of air-flow, section
The cross-sectional area of stream section is gradually reduced, it is thus possible to play a part of the speedup that throttles to air-flow, so as to effectively increase air-flow
Flow velocity, enhances impact capacity of the air-flow to floor-dust, and then is effectively improved the dust removing effects of scrubbing brush；Along air-flow
Flow direction, the cross-sectional area of dilatation section gradually increase, it is thus possible to play a part of dilatation deceleration to air-flow, so as to avoid
The air-flow that wind and dust and other impurities are formed produces whirlpool in the porch of gas channel, and then avoids the porch of gas channel
Be detained dust, improve the dust removing effects of scrubbing brush, while also good improvement result is served to the noise of scrubbing brush, improve use
The comfort at family.
In any of the above-described technical scheme, the wind guide tank includes the first sub- wind guide tank and the second sub- wind guide tank, described
One end of one sub- wind guide tank extends to the front end of the base plate, and forms air inlet, and the first sub- wind guide tank and ground it
Between form the restriction portion, one end of the second sub- wind guide tank extends to the porch of the air inlet pipe, and with the air inlet
Pipe is connected, and forms the dilatation section between the second sub- wind guide tank and ground.
Wind guide tank includes that the first sub- wind guide tank and the second sub- wind guide tank, the first sub- wind guide tank and the second sub- wind guide tank are in bar
Shape, and be open towards ground, that is, it is open down, it is ensured that air-flow can impact ground, play dustproof function；First is sub
Wind guide tank is in bar shaped, and its one end extends to the front end of base plate, and forms air inlet, i.e., one end of the first sub- wind guide tank is also out
Mouthful, it is ensured that air-flow can swimmingly enter air-guiding aisle, and then play throttle effect；Second sub- wind guide tank is in bar
Shape, and its one end extends to the porch of gas channel, and being connected with gas channel, i.e. one end of the second sub- wind guide tank of bar shaped
And opening, it is ensured that air-flow swimmingly from dilatation section inflow stream passage, and can be directly entered after flowing through dilatation section
In gas channel, so as to play a part of dilatation deceleration.
What deserves to be explained is, in the technical program, the size of air inlet is more than the air intake opened up on wool top in prior art
The size of mouth, thus the wind speed of scrubbing brush air inlet is significantly reduced, and then the noise of scrubbing brush air inlet is reduced, improve
The overall noise of scrubbing brush；But as restriction portion serves the effect of further throttling speedup to air-flow, thus do not reduce
The dust removing effects of scrubbing brush, and improve the dust removing effects of scrubbing brush.Preferably, the mouth wall of air inlet is in horn-like, further to expand
The size of big air inlet, further reduces the noise of air inlet.
In any of the above-described technical scheme, the other end of the other end of first wind guide tank and second wind guide tank it
Between have gap, so as to form changeover portion between the restriction portion and the dilatation section；Wherein, along the flow direction of air-flow,
The cross-sectional area of the changeover portion keeps constant.
There is gap so that restriction portion and expansion between the other end of the other end of the first sub- wind guide tank and the second sub- wind guide tank
Holding and changeover portion is formed between section, as the air-flow in restriction portion flows downward, the air-flow of dilatation section is flowed up, and
Changeover portion is located between restriction portion and dilatation section, and cross-sectional area keeps constant, thus changeover portion can play effective transition
Effect, makes air-flow stably enter dilatation section by restriction portion, without there is excessive flow direction mutation；On the other hand, due to mistake
The cross-sectional area for crossing section is minimum, thus flow velocity of the air-flow in changeover portion is maximum, so the presence of changeover portion so that air-flow can
After at full throttle flowing a period of time, then Jing dilatations section is entered in gas channel, that is, extend the time of air-flow high speed dust removing,
Thus also further improve the dust removing effects of scrubbing brush.
In any of the above-described technical scheme, the weatherseal is arranged on the both sides of the changeover portion.
Weatherseal is arranged on two that the both sides of changeover portion, i.e. weatherseal are arranged at the cross-sectional area minimum of air-guiding aisle
Side, so can further improve the air velocity of changeover portion, so as to further improve the dust removing effects of scrubbing brush.
In any of the above-described technical scheme, along the flow direction of air-flow, the diapire of the first sub- wind guide tank gradually to
Lower inclination, the diapire of the second sub- wind guide tank are gradually inclined upwardly.
Along the flow direction of air-flow, the diapire of the first sub- wind guide tank is inclined gradually downward, then the bottom of the first sub- wind guide tank
The distance between wall and ground are gradually reduced, thus the cross-sectional area of restriction portion can be gradually reduced；Meanwhile, when the first sub- wind-guiding
When the diapire of groove is inclined gradually downward, air-flow is also flowed gradually downward when restriction portion is flowed through, it is thus possible to increase air-flow over the ground
The percussion of the dust on face, so as to further lift the dust removing effects of scrubbing brush.
Along the flow direction of air-flow, the diapire of the second sub- wind guide tank is gradually inclined upwardly, then the bottom of the second sub- wind guide tank
The distance between wall and ground gradually increase, thus the cross-sectional area of dilatation section gradually can increase；Due to gas channel be to
Upper extension, thus the air-flow into gas channel is flowed up；When the diapire of the second sub- wind guide tank is gradually inclined upwardly
When, air-flow is also gradually flowed up when dilatation section is flowed through, and then in inflow stream passage, so, air-flow is entered by dilatation section
During gas channel, the change of flow direction is relatively small, i.e., with certain transition between dilatation section and gas channel, thus air-flow
Flowing is more steady, so as to further improve the dust removing effects of scrubbing brush, and further improves making an uproar of producing when scrubbing brush runs
Sound.
Preferably, the diapire of the described first sub- wind guide tank is plane, and the diapire and horizontal plane of the first sub- wind guide tank
Between angle be not more than 30 °.
Preferably, the diapire of the described second sub- wind guide tank is plane, and the diapire and horizontal plane of the second sub- wind guide tank
Between angle be not more than 15 °.
In any of the above-described technical scheme, the other end of the first sub- wind guide tank extends to the bottom end face of the base plate
On, the other end of the second sub- wind guide tank is extended on the bottom end face of the base plate.
The other end of the other end of the first sub- wind guide tank and the second sub- wind guide tank is all extended on the bottom end face of base plate, then
Between the bottom end face of the base plate between the other end of the other end and the second sub- wind guide tank of the first sub- wind guide tank and ground
Changeover portion is formed, so on the one hand the cross-sectional area of changeover portion is minimized, so as to further improve the gas in changeover portion
The flow velocity of stream, further improves the dust removing effects of scrubbing brush；The structure of base plate is also simplify simultaneously, reduces the production system of product
Cause this.
Certainly, it will be understood by those of skill in the art that can also be between the first sub- wind guide tank and the second sub- wind guide tank
Open up downward opening the 3rd sub- wind guide tank in bar shaped, the other end of the two ends of the 3rd sub- wind guide tank and the first sub- wind guide tank and
The second sub- wind guide tank other end is directly connected, and the diapire of the 3rd sub- wind guide tank is horizontal, to ensure the cross section of changeover portion
Product keeps constant, can equally realize the purpose of this utility model, and without departing from design philosophy of the present utility model and objective,
Thus the technical scheme is also in protection domain of the present utility model.
In any of the above-described technical scheme, the gas channel is pointed in the projection in the horizontal plane of the axis of air-guiding aisle
The middle part of air inlet.
The middle part of the air inlet of gas channel is pointed in the projection in the horizontal plane of the axis of air-guiding aisle, that is, point to scrubbing brush
Air inlet pipe, thus air-guiding aisle can play effective guide effect to the air-flow entered from base plate front, make from base plate front
Into air-flow flow directly into air inlet pipe, then the air-flow for entering from bottom panel side by with the air-flow entered from base plate front being less than
90 ° of angle interacts, that is, the flow direction for avoiding two strands of air-flows is mutually perpendicular to, mutual between two strands of air-flows so as to reduce
Interference, and then the dust collection capacity of scrubbing brush is improve, and reduce noise when scrubbing brush runs.
Further, the left part and right part of base plate also offers the wind guide tank in bar shaped being open towards ground, leads
Also air-guiding aisle is formed between wind groove and ground, and the projection in the horizontal plane of the axis of air-guiding aisle is also directed to gas channel
The middle part of air inlet so that the left and right sides of base plate also can air intake, and then further lifted scrubbing brush dust collection capacity.
In any of the above-described technical scheme, the weatherseal is in strip, and the weatherseal is along the length side of the base plate
To extension.
Weatherseal is in strip, and the length direction along base plate extends, i.e., weatherseal is parallel with the front end face of base plate, the bottom of along
The left and right directions of plate extends, and so on the premise of weatherseal windproof effect is ensured, reduces the length of weatherseal, and then reduces
The manufacturing cost of product.
In any of the above-described technical scheme, the bottom of the base plate is provided with multiple wind guide tanks, multiple wind guide tanks
Multiple air-guiding aisles are formed between ground, the both sides of arbitrary air-guiding aisle are equipped with the weatherseal.
Multiple wind guide tanks are opened up on base plate, the multiple air-guiding aisles of shape between multiple wind guide tanks and ground, arbitrary wind-guiding lead to
The both sides in road are equipped with weatherseal, on the premise of ensureing that external air flow can only enter gas channel along air-guiding aisle, increase
Into the throughput of gas channel, the sweep-out pattern of scrubbing brush is increased, and then effectively increase the dust removing effects of scrubbing brush.It is preferred that
Ground, multiple wind guide tanks are symmetrically distributed on base plate, it is ensured that scrubbing brush cleans the uniformity on ground, and then further improves scrubbing brush
Dust removing effects.Preferably, the bottom of base plate offers odd number wind guide tank, such as nine, and one of wind guide tank is located at base plate
The middle of leading section, faces the position of scrubbing brush air inlet pipe, and other wind guide tanks are symmetrically distributed in the both sides of middle wind guide tank.
Wherein, weatherseal is provided between adjacent air-guiding aisle, also is provided with weatherseal on the outside of outermost air-guiding aisle, to protect
Card external air flow can only be on base plate air-guiding aisle enter gas channel.As for the particular number and size of weatherseal, can
Adjusted in actual production as needed, size can be with equal, it is also possible to, can arrange between adjacent air-guiding aisle
One weatherseal, it is also possible to arrange multiple weatherseals, without departing from design philosophy of the present utility model and objective, thus exists
In protection domain of the present utility model.
In any of the above-described technical scheme, the base plate is provided with the through hole through the base plate thickness direction, describedly
Brush assemblies also include connector, and the connector is located at the top of the base plate, and is fixedly connected with the base plate；Wherein, institute
The one end for stating weatherseal is connected with the connector, and the other end of the weatherseal is reached under the base plate through the through hole
Side.
Weatherseal is arranged on base plate by connector and through hole, is connected firmly, it is easy to assembly, and effectively prevent gear
Wind part comes off from base plate, and then improves the use reliability of weatherseal.Preferably, connector be in strip, multiple weatherseals
It is connected on the connector, and multiple weatherseals and connector is integral type structure, which further increases weatherseal and company
Bonding strength between fitting, reduce further the probability that connector comes off, so as to further increase the use of weatherseal
Reliability；And connector can be made by being integrally formed with weatherseal, and one is assembled, and then improves the production efficiency of scrubbing brush
And efficiency of assembling, reduce the manufacturing cost of product.Preferably, the other end of weatherseal is provided with guiding surface, in order to
In weatherseal quick insertion through hole.Certainly, also connector can also be corresponded weatherseal, be respectively mounted, can equally realize
The purpose of this utility model, also in protection domain of the present utility model.
In any of the above-described technical scheme, the weatherseal is leather strap.
Weatherseal is leather strap, and leather strap windproof effect is good, low price, and be readily processible to it is various needed for shapes and chi
It is very little；On the other hand, the material of leather strap is relatively soft, therefore its frictional force between ground is relatively small, is easy to scrubbing brush on ground
On move freely.Certainly, it will be understood by those of skill in the art that the weatherseal of other structures, such as baffle plate can also be adopted,
Air-flow can be stopped, you can realize the purpose of this utility model, and without departing from design philosophy of the present utility model and objective,
Thus in protection domain of the present utility model.
In any of the above-described technical scheme, the base plate is integral type structure with the gas channel.
Base plate is integral type structure with gas channel, on the one hand enhances the bonding strength between gas channel and base plate,
The probability that gas channel comes off from base plate is reduced, the use reliability of product is improve；Another aspect base plate is led to air-flow
Road can be made by being integrally formed, and so as to improve the production efficiency of product, reduce the manufacturing cost of product.
The embodiment of this utility model second aspect provides a kind of vacuum cleaner, including any one of first aspect embodiment
Described ground brush assemblies.
The vacuum cleaner that the embodiment of this utility model second aspect is provided, because including any one of first aspect embodiment
Ground brush assemblies, thus the beneficial effect with any one of above-described embodiment, will not be described here.
Additional aspect of the present utility model and advantage will become obvious in following description section, or new by this practicality
The practice of type is recognized.
Description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will from the description with reference to accompanying drawings below to embodiment
Become obvious and easy to understand, wherein：
Fig. 1 is the main structure diagram of the ground brush assemblies described in this utility model some embodiments；
Fig. 2 is the present invention looks up structural representation of brush assemblies as shown in Figure 1；
Fig. 3 is the cross section structure diagram of brush assemblies as shown in Figure 2；
Fig. 4 is the mplifying structure schematic diagram in A portions in Fig. 3.
Wherein, the corresponding relation between the reference and component names in Fig. 1 to Fig. 4 is：
10 base plates, 11 gas channels, 12 first sub- wind guide tanks, 121 air inlets, 13 second sub- wind guide tanks, 20 weatherseals, 30
Cover plate, 40 connectors, 50 rollers, 60 wool tops.
Specific embodiment
In order to be more clearly understood that above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the accompanying drawings and tool
Body embodiment is further described in detail to this utility model.It should be noted that in the case where not conflicting, this Shen
Feature in embodiment please and embodiment can be mutually combined.
Many details are elaborated in the following description in order to fully understand this utility model, but, this practicality
It is new to be different from other modes described here to implement using other, therefore, protection domain of the present utility model is simultaneously
Do not limited by following public specific embodiment.
Describe according to the ground brush assemblies described in this utility model some embodiments and vacuum cleaner referring to Fig. 1 to Fig. 4.
As shown in Figures 1 to 4, the ground brush assemblies that the embodiment of this utility model first aspect is provided, including：Base plate 10,
Cover plate 30 and multiple weatherseals 20.
Specifically, the lid of cover plate 30 is located on base plate 10；Gas channel 11 is formed with base plate 10, the bottom of base plate 10 opens up
There is the wind guide tank in bar shaped being open towards ground, between wind guide tank and ground, form air-guiding aisle, air-guiding aisle is led to air-flow
Road 11 is connected；Multiple weatherseals 20 are arranged on base plate 10, and positioned at the both sides of air-guiding aisle, for stopping air-flow from wind-guiding
Region outside passage enters gas channel 11.
The ground brush assemblies that the embodiment of this utility model first aspect is provided, by opening up wind-guiding in the bottom of base plate 10
Groove, makes air-guiding aisle is formed between wind guide tank and ground, realizes air intake, so as to eliminate wool top structure of the prior art,
Reduce the cost of scrubbing brush；And air-guiding aisle both sides are provided with weatherseal 20, weatherseal 20 can stop that external air flow is logical from wind-guiding
Region beyond road enters gas channel 11 so that external air flow can only enter gas channel 11 along air-guiding aisle, so that
Air-guiding aisle has certain throttling action, improves the flow velocity of the air-flow in air-guiding aisle, enhances the dust collection capacity of scrubbing brush.Tool
Body ground, wind-guiding channel opening are towards ground, i.e., opening down, it is ensured that air-flow can impact ground, by the grey dust devil on ground
Rise, play dustproof function；And the axis both sides of air-guiding aisle are provided with weatherseal 20 so that external air flow can only be along air-guiding aisle
Into gas channel 11, and gas channel can not be entered by the gap between the base plate 10 beyond air-guiding aisle and ground
11, this thus can play certain to air-flow equivalent to sectional area of the external air flow into the path of gas channel 11 is reduced
Throttling action, and then the flow velocity of air-flow is improved, improve the dust collection capacity of scrubbing brush.
In some embodiments of the present utility model, as shown in Figures 2 to 4, along the flow direction of air-flow, air-guiding aisle
Including the restriction portion and dilatation section that are sequentially connected；Wherein, the cross-sectional area of restriction portion is gradually reduced, the cross-sectional area of dilatation section by
It is cumulative big.
Specifically, as shown in Figures 2 to 4, wind guide tank includes the first sub- wind guide tank 12 and the second sub- wind guide tank 13, and first is sub
One end of wind guide tank 12 extends to the front end of base plate 10, and forms air inlet 121, and shape between the first sub- wind guide tank 12 and ground
Into restriction portion, one end of the second sub- wind guide tank 13 extends to the porch of air inlet pipe, and is connected with air inlet pipe, and the second son is led
Dilatation section is formed between wind groove 13 and ground.
In the above-described embodiments, along the flow direction of air-flow, air-guiding aisle includes the restriction portion being sequentially connected and dilatation
Section, the then air-flow that wind and dust and other impurities are formed will sequentially pass through restriction portion, dilatation section into gas channel 11；Wherein, along
The flow direction of air-flow, the cross-sectional area of restriction portion are gradually reduced, it is thus possible to play a part of the speedup that throttles to air-flow, so as to
The flow velocity of air-flow is effectively increased, impact capacity of the air-flow to floor-dust is enhanced, and then is effectively improved removing for scrubbing brush
Dirt effect；Along the flow direction of air-flow, the cross-sectional area of dilatation section gradually increases, it is thus possible to dilatation deceleration is played to air-flow
Effect, the air-flow formed so as to avoid wind and dust and other impurities produces whirlpool in the porch of gas channel 11, and then keeps away
Dust is detained in the porch for having exempted from gas channel 11, improves the dust removing effects of scrubbing brush, while also serving to the noise of scrubbing brush
Improvement result, improves the comfort of user well.
Wind guide tank includes the first sub- wind guide tank 12 and the second sub- wind guide tank 13, the first sub- wind guide tank 12 and the second sub- wind guide tank
13 is in bar shaped, and is open towards ground, that is, be open down, it is ensured that air-flow can impact ground, plays dedusting work
With；First sub- wind guide tank 12 is in bar shaped, and its one end extends to the front end of base plate 10, and forms air inlet 121, i.e. the first son is led
One end of wind groove 12 is also opening, it is ensured that air-flow can swimmingly enter air-guiding aisle, and then play throttle effect；
Second sub- wind guide tank 13 is in bar shaped, and its one end extends to the porch of gas channel 11, and is connected with gas channel 11, i.e.,
One end of the second sub- wind guide tank 13 of bar shaped is also opening, it is ensured that air-flow can swimmingly from dilatation section inflow stream passage 11
It is interior, and be directly entered after flowing through dilatation section in gas channel 11, so as to play a part of dilatation deceleration.
What deserves to be explained is, in the technical program, the size of air inlet 121 is more than entering for opening up on wool top in prior art
The size in air port 121, thus the wind speed at scrubbing brush air inlet 121 is significantly reduced, and then reduce at scrubbing brush air inlet 121
Noise, improve the overall noise of scrubbing brush；But as restriction portion serves the effect of further throttling speedup to air-flow, because
And the dust removing effects of scrubbing brush are not reduced, and improve the dust removing effects of scrubbing brush.Preferably, the mouth wall of air inlet 121 is in loudspeaker
Shape, further to expand the size of air inlet 121, further reduces the noise at air inlet 121.
In some embodiments of the present utility model, as shown in Figures 2 to 4, further, the other end of the first wind guide tank
There is gap, so as to changeover portion be formed between restriction portion and dilatation section and the other end of the second wind guide tank between；Wherein, along gas
The flow direction of stream, the cross-sectional area of changeover portion keep constant.
Preferably, as shown in Fig. 2 weatherseal 20 is arranged on the both sides of changeover portion.
There is gap so that restriction portion between the other end of the other end of the first sub- wind guide tank 12 and the second sub- wind guide tank 13
Changeover portion is formed and dilatation section between, as the air-flow in restriction portion flows downward, the air-flow of dilatation section is to flow up
, and changeover portion is located between restriction portion and dilatation section, and cross-sectional area keeps constant, thus changeover portion can be played effectively
Transitional function, makes air-flow stably enter dilatation section by restriction portion, without there is excessive flow direction mutation；On the other hand, by
It is minimum in the cross-sectional area of changeover portion, thus flow velocity of the air-flow in changeover portion is maximum, so the presence of changeover portion so that air-flow
After at full throttle can flowing for a period of time, then Jing dilatations section is entered in gas channel 11, that is, extend air-flow high speed dust removing
Time, thus also further improve the dust removing effects of scrubbing brush.
Weatherseal 20 is arranged on the both sides of changeover portion, i.e. weatherseal 20 and is arranged at the cross-sectional area minimum of air-guiding aisle
Both sides, so can further improve the air velocity of changeover portion, so as to further improve the dust removing effects of scrubbing brush.
In one embodiment of the present utility model, as shown in Figure 3 and Figure 4, it is preferable that along the flow direction of air-flow,
The diapire of the first sub- wind guide tank 12 is inclined gradually downward, and the diapire of the second sub- wind guide tank 13 is gradually inclined upwardly.
In this embodiment, along the flow direction of air-flow, the diapire of the first sub- wind guide tank 12 is inclined gradually downward, then and
The distance between the diapire of one sub- wind guide tank 12 and ground are gradually reduced, thus the cross-sectional area of restriction portion can be gradually reduced；
Meanwhile, when the diapire of the first sub- wind guide tank 12 is inclined gradually downward, air-flow is also flowed gradually downward when restriction portion is flowed through,
It is thus able to increase percussion of the air-flow to the dust on ground, so as to further lift the dust removing effects of scrubbing brush.
Along the flow direction of air-flow, the diapire of the second sub- wind guide tank 13 is gradually inclined upwardly, then the second sub- wind guide tank 13
The distance between diapire and ground gradually increase, thus the cross-sectional area of dilatation section gradually can increase；Due to gas channel
11 is upwardly extending, thus the air-flow into gas channel 11 is flowed up；When the second sub- wind guide tank 13 diapire by
When being gradually inclined upwardly, air-flow is also gradually flowed up when dilatation section is flowed through, so in inflow stream passage 11, so, air-flow
When entering gas channel 11 by dilatation section, the change of flow direction is relatively small, i.e., have between dilatation section and gas channel 11 certain
Transition, thus the flowing of air-flow is more steady, so as to further improve the dust removing effects of scrubbing brush, and further improves ground
The noise produced during brush operation.
Preferably, as shown in figure 4, the diapire of the first sub- wind guide tank 12 be plane, and the diapire of the first sub- wind guide tank 12 with
Angle between horizontal plane is not more than 30 °.
Preferably, as shown in figure 4, the diapire of the second sub- wind guide tank 13 be plane, and the diapire of the second sub- wind guide tank 13 with
Angle between horizontal plane is not more than 15 °.
In one embodiment of the present utility model, as shown in Figure 3 and Figure 4, it is preferable that the first sub- wind guide tank 12 it is another
End is extended on the bottom end face of base plate 10, and the other end of the second sub- wind guide tank 13 is extended on the bottom end face of base plate 10.
In this embodiment, the other end of the other end of the first sub- wind guide tank 12 and the second sub- wind guide tank 13 all extends to bottom
On the bottom end face of plate 10, then the bottom between the other end of the other end and the second sub- wind guide tank 13 of the first sub- wind guide tank 12
Changeover portion is formed between the bottom end face of plate 10 and ground, so on the one hand the cross-sectional area of changeover portion is minimized, so as to
The flow velocity of the air-flow in changeover portion is further improved, the dust removing effects of scrubbing brush are further improved；Also simplify base plate simultaneously
10 structure, reduces the manufacturing cost of product.
Certainly, it will be understood by those of skill in the art that can also be in the first sub- wind guide tank 12 and the second sub- wind guide tank 13
Between open up downward opening the 3rd sub- wind guide tank in bar shaped, the two ends of the 3rd sub- wind guide tank are another with the first sub- wind guide tank 12
One end is directly connected with 13 other end of the second sub- wind guide tank, and the diapire of the 3rd sub- wind guide tank is horizontal, to ensure changeover portion
Cross-sectional area keep constant, can equally realize the purpose of this utility model, and think without departing from design of the present utility model
Think and objective, thus the technical scheme is also in protection domain of the present utility model.
In some embodiments of the present utility model, as depicted in figs. 1 and 2, it is preferable that weatherseal 20 is in strip, and is kept off
Wind part 20 extends along the length direction of base plate 10.
Preferably, as depicted in figs. 1 and 2, the bottom of base plate 10 is provided with multiple wind guide tanks, between multiple wind guide tanks and ground
Multiple air-guiding aisles are formed, the both sides of arbitrary air-guiding aisle are equipped with weatherseal 20.
In the above-described embodiments, weatherseal 20 is in strip, and the length direction along base plate 10 extends, i.e. weatherseal 20 and bottom
The front end face of plate 10 is parallel, and the left and right directions along base plate 10 extends, so on the premise of 20 windproof effect of weatherseal is ensured,
The length of weatherseal 20 is reduced, and then reduces the manufacturing cost of product.
Multiple wind guide tanks are opened up on base plate 10, the multiple air-guiding aisles of shape between multiple wind guide tanks and ground, arbitrary wind-guiding
The both sides of passage are equipped with weatherseal 20, and the premise of gas channel 11 can only be entered along air-guiding aisle in guarantee external air flow
Under, the throughput into gas channel 11 is increased, the sweep-out pattern of scrubbing brush is increased, and then is effectively increased the dedusting of scrubbing brush
Effect.
Preferably, as depicted in figs. 1 and 2, multiple wind guide tanks are symmetrically distributed on base plate 10, it is ensured that scrubbing brush cleans ground
Uniformity, and then further improve the dust removing effects of scrubbing brush.
Preferably, as depicted in figs. 1 and 2, the bottom of base plate 10 offers odd number wind guide tank, such as nine, one of them
Wind guide tank is located at the middle of 10 leading section of base plate, faces the position of scrubbing brush air inlet pipe, and other wind guide tanks are symmetrically distributed in
The both sides of middle wind guide tank.Wherein, weatherseal 20 is provided between adjacent air-guiding aisle, positioned at the outer of outermost air-guiding aisle
Side also is provided with weatherseal 20, to ensure that external air flow can only enter gas channel 11 along the air-guiding aisle on base plate 10.
Further, can be to arrange wool top 60 at 10 or so both ends of base plate, wool top 60 is located at most with 10 front end of base plate
The weatherseal 20 in outside is engaged, and surrounds space of keeping out the wind, and scrubbing brush trundle 50 is located at and keeps out the wind in space, can so avoid air-flow
High speed impact trundle 50, causes 50 rear of trundle to produce the phenomenon that whirlpool is detained dust, so as to further increase scrubbing brush
Dust collection capacity, and optimize the outward appearance of product.
As for the particular number and size of weatherseal 20, can be adjusted in actual production as needed, size can phase
Deng, it is also possible to, a weatherseal 20 can be set between adjacent air-guiding aisle, it is also possible to arrange multiple weatherseals 20,
Without departing from design philosophy of the present utility model and objective, thus in protection domain of the present utility model.
What deserves to be explained is, the weatherseal 20 of 10 leading section of base plate be it is spaced, as shown in Figure 2；But due to base plate
10 rearward end also generally is provided with the wind shielding structures such as leather strap, as shown in Fig. 2 and the wind shielding structure such as leather strap length substantially with bottom
The equal length of plate, to avoid 10 rear portion of base plate from leaking out, so see from front to back, the wind shielding structure and base plate of 10 rearward end of base plate
The weatherseal 20 of 10 leading sections is superimposed, and forms the front view shown in Fig. 1.
In some embodiments of the present utility model, as shown in Figure 2, it is preferable that the axis of air-guiding aisle is in the horizontal plane
Projection point to gas channel 11 air inlet middle part.
In the above-described embodiments, the air inlet of gas channel 11 is pointed in the axis of air-guiding aisle projection in the horizontal plane
Middle part, that is, point to the air inlet pipe of scrubbing brush, thus air-guiding aisle can be played to the air-flow that enters from 10 front of base plate and effectively be led
To effect, make from 10 front of base plate the air-flow for entering flow directly into air inlet pipe, then the air-flow for entering from 10 side of base plate will with from
The air-flow that 10 front of base plate enters is interacted with the angle less than 90 °, that is, the flow direction for avoiding two strands of air-flows is mutually perpendicular to, from
And interfering between two strands of air-flows is reduced, and then the dust collection capacity of scrubbing brush is improve, and reduce when scrubbing brush runs
Noise.
Further, the left part and right part of base plate 10 also offers the wind guide tank in bar shaped being open towards ground,
Also air-guiding aisle is formed between wind guide tank and ground, and the projection in the horizontal plane of the axis of air-guiding aisle is also directed to gas channel
The middle part of 11 air inlet so that the left and right sides of base plate 10 also can air intake, and then further lifted scrubbing brush dust collection capacity.
In some embodiments of the present utility model, as shown in Figure 3 and Figure 4, base plate 10 is provided with through 10 thickness of base plate
The through hole in direction, ground brush assemblies also include connector 40, and connector 40 is located at the top of base plate 10, and fixes company with base plate 10
Connect；Wherein, one end of weatherseal 20 is connected with connector 40, and the other end of weatherseal 20 is reached below base plate 10 through through hole.
Preferably, weatherseal 20 is leather strap.
In the above-described embodiments, weatherseal 20 is arranged on base plate 10 by connector 40 and through hole, is connected firmly, grasped
Facilitate, and effectively prevent weatherseal 20 and come off from base plate 10, and then improve the use reliability of weatherseal 20.
Preferably, connector 40 is in strip, and multiple weatherseals 20 are connected on the connector 40, and multiple weatherseals 20 with
Connector 40 is integral type structure, which further increases the bonding strength between weatherseal 20 and connector 40, further
The probability that connector 40 comes off is reduced, so as to further increase the use reliability of weatherseal 20；And connector 40 and gear
Wind part 20 can be made by being integrally formed, and one is assembled, and then improves the production efficiency and efficiency of assembling of scrubbing brush, reduce
The manufacturing cost of product.
Preferably, as shown in Figure 3 and Figure 4, the other end of weatherseal 20 is provided with guiding surface, quick in order to weatherseal 20
In insertion through hole.Certainly, also connector 40 can also be corresponded weatherseal 20, be respectively mounted, and can equally realize this practicality
New purpose, also in protection domain of the present utility model.
Weatherseal 20 is leather strap, and leather strap windproof effect is good, low price, and be readily processible to it is various needed for shapes and chi
It is very little；On the other hand, the material of leather strap is relatively soft, therefore its frictional force between ground is relatively small, is easy to scrubbing brush on ground
On move freely.Certainly, it will be understood by those of skill in the art that the weatherseal 20 of other structures, such as baffle plate can also be adopted,
As long as air-flow can be stopped, you can realize the purpose of this utility model, and without departing from design philosophy of the present utility model and ancestor
Purport, thus in protection domain of the present utility model.
Preferably, as shown in figure 4, the lower end of weatherseal 20 is with a distance from the bottom end face of base plate 10, not less than roller 50
The distance of the bottom end face of base plate 10 is protruded from, this ensure that weatherseal 20 can be supported on the ground, to guarantee that air-flow can not
Region from outside air-guiding aisle enters gas channel 11.Correspondingly, 20 preferred material of weatherseal is relatively soft is easily deformed
Object, such as leather strap, wool top etc., so, when local brush assemblies are positioned on ground, 20 compressive deformation of weatherseal so that roller
50 can support on the ground, and freely roll on the ground, so as to both ensure that weatherseal 20 has good windproof effect,
In turn ensure that the normal use of scrubbing brush.Certainly, weatherseal 20 is not directly supported on the ground, it is also possible to play windproof effect, because
Gap between scrubbing brush base plate 10 and ground was originally relatively small, arranged a weatherseal 20 between again, you can aobvious
Write the gas-flow resistance at increase weatherseal 20 so that air-flow bypasses weatherseal 20, enter from the air-guiding aisle of 20 both sides of weatherseal
In gas channel 11.
In any of the above-described embodiment, as shown in Figure 3 and Figure 4, base plate 10 and gas channel 11 are integral type structure.
Base plate 10 is integral type structure with gas channel 11, on the one hand enhances the company between gas channel 11 and base plate 10
Intensity is connect, the probability that gas channel 11 comes off from base plate 10 is reduced, the use reliability of product is improve；Another aspect bottom
Plate 10 can be made by being integrally formed with gas channel 11, so as to improve the production efficiency of product, reduce the production of product
Manufacturing cost.
The vacuum cleaner that the embodiment of this utility model second aspect is provided, including the ground of any one of first aspect embodiment
Brush assemblies.
The vacuum cleaner that the embodiment of this utility model second aspect is provided, because including any one of first aspect embodiment
Ground brush assemblies, thus the beneficial effect with any one of above-described embodiment, will not be described here.
In sum, the ground brush assemblies that this utility model is provided, open up wind guide tank by the bottom in base plate, make wind guide tank
Air-guiding aisle is formed between ground, air intake is realized, so as to eliminate wool top structure of the prior art, scrubbing brush is reduced
Cost；And the axis both sides of air-guiding aisle are provided with weatherseal, weatherseal can stop area of the external air flow from beyond air-guiding aisle
Domain enters gas channel so that external air flow can only enter gas channel along air-guiding aisle, so that air-guiding aisle has one
Fixed throttling action, improves the flow velocity of the air-flow in air-guiding aisle, enhances the dust collection capacity of scrubbing brush.Specifically, wind guide tank is opened
Mouth is towards ground, i.e., opening down, it is ensured that air-flow can impact ground, and the dust on ground is rolled, and plays dedusting work
With；And the axis both sides of air-guiding aisle are provided with weatherseal so that external air flow can only enter gas channel along air-guiding aisle, and
Gas channel can not be entered by the gap between the base plate beyond the air-guiding aisle and ground, this is equivalent to reducing the external world
Air-flow enters the sectional area in the path of gas channel, thus certain throttling action can be played to air-flow, and then improves air-flow
Flow velocity, improves the dust collection capacity of scrubbing brush.
In this utility model, term " first ", " second ", " the 3rd " are only used for the purpose for describing, and it is not intended that
Indicate or imply relative importance；Term " multiple " then refers to two or more, unless otherwise clearly restriction.Term " peace
The term such as dress ", " being connected ", " connection ", " fixation " all should be interpreted broadly, and for example, " connection " can be fixedly connected, it is also possible to
It is to be detachably connected, or is integrally connected；" being connected " can be joined directly together, it is also possible to be indirectly connected to by intermediary.It is right
For one of ordinary skill in the art, above-mentioned term specifically containing in this utility model can be understood as the case may be
Justice.
In description of the present utility model, it is to be understood that term " on ", D score, "left", "right", "front", "rear" etc. refer to
The orientation or position relationship for showing be based on orientation shown in the drawings or position relationship, be for only for ease of description this utility model and
Simplify description, rather than indicate or imply that the device or unit of indication must be with specific directions, with specific azimuth configuration
And operation, it is thus impossible to be interpreted as to restriction of the present utility model.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that the specific features, structure, material or the feature that describe with reference to the embodiment or example are contained in of the present utility model at least one
In individual embodiment or example.In this manual, identical embodiment is not necessarily referring to the schematic representation of above-mentioned term
Or example.And, the specific features of description, structure, material or feature can be in one or more any embodiment or examples
In combine in an appropriate manner.
Preferred embodiment of the present utility model is the foregoing is only, this utility model is not limited to, for this
For the technical staff in field, this utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. are should be included within protection domain of the present utility model.
Claims (10)
1. a kind of ground brush assemblies, it is characterised in that include：
Base plate, is formed with gas channel in the base plate, the bottom of the base plate offers what is be open towards ground in bar shaped
Wind guide tank, forms air-guiding aisle between the wind guide tank and ground, the air-guiding aisle is connected with the gas channel；With
Multiple weatherseals, on the base plate, and positioned at the both sides of the air-guiding aisle, for stopping that air-flow is led from described
Region outside wind passage enters the gas channel.
2. brush assemblies according to claim 1ly, it is characterised in that
Along the flow direction of air-flow, the air-guiding aisle includes the restriction portion being sequentially connected and dilatation section；
Wherein, the cross-sectional area of the restriction portion is gradually reduced, and the cross-sectional area of the dilatation section gradually increases.
3. brush assemblies according to claim 2ly, it is characterised in that
The wind guide tank includes the first sub- wind guide tank and the second sub- wind guide tank, and one end of the first sub- wind guide tank extends to described
The front end of base plate, and air inlet is formed, and the restriction portion is formed between the first sub- wind guide tank and ground, described second is sub
One end of wind guide tank extends to the porch of the gas channel, and is connected with the gas channel, and second son is led
The dilatation section is formed between wind groove and ground.
4. brush assemblies according to claim 3ly, it is characterised in that
There is between the other end of the other end of the first sub- wind guide tank and the second sub- wind guide tank gap, the throttling is made
Changeover portion is formed between section and the dilatation section；
Wherein, the cross-sectional area of the changeover portion keeps constant.
5. brush assemblies according to claim 4ly, it is characterised in that
The weatherseal is arranged on the both sides of the changeover portion.
6. brush assemblies according to any one of claim 1 to 5ly, it is characterised in that
The weatherseal is in strip, and the weatherseal is along the length direction extension of the base plate.
7. brush assemblies according to any one of claim 1 to 5ly, it is characterised in that
The bottom of the base plate is provided with multiple wind guide tanks, and multiple wind-guidings are formed between multiple wind guide tanks and ground
Passage, the both sides of arbitrary air-guiding aisle are equipped with the weatherseal.
8. brush assemblies according to any one of claim 1 to 5ly, it is characterised in that
The base plate is provided with the through hole through the base plate thickness direction, and described ground brush assemblies also include connector, the company
Fitting is located at the top of the base plate, and is fixedly connected with the base plate；
Wherein, one end of the weatherseal is connected with the connector, and the other end of the weatherseal is reached through the through hole
Below the base plate.
9. brush assemblies according to any one of claim 1 to 5ly, it is characterised in that
The weatherseal is leather strap.
10. a kind of vacuum cleaner, it is characterised in that including ground as claimed in any one of claims 1-9 wherein brush assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620724504.2U CN206044533U (en) | 2016-07-11 | 2016-07-11 | Ground brush assemblies and vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620724504.2U CN206044533U (en) | 2016-07-11 | 2016-07-11 | Ground brush assemblies and vacuum cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206044533U true CN206044533U (en) | 2017-03-29 |
Family
ID=58375769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620724504.2U Withdrawn - After Issue CN206044533U (en) | 2016-07-11 | 2016-07-11 | Ground brush assemblies and vacuum cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206044533U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105996899A (en) * | 2016-07-11 | 2016-10-12 | 江苏美的清洁电器股份有限公司 | Ground brush assembly and dust collector |
| CN113243820A (en) * | 2021-05-19 | 2021-08-13 | 上海高仙自动化科技发展有限公司 | Floor brush assembly and cleaning robot |
-
2016
- 2016-07-11 CN CN201620724504.2U patent/CN206044533U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105996899A (en) * | 2016-07-11 | 2016-10-12 | 江苏美的清洁电器股份有限公司 | Ground brush assembly and dust collector |
| CN105996899B (en) * | 2016-07-11 | 2019-03-08 | 江苏美的清洁电器股份有限公司 | Ground brush assemblies and dust catcher |
| CN113243820A (en) * | 2021-05-19 | 2021-08-13 | 上海高仙自动化科技发展有限公司 | Floor brush assembly and cleaning robot |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170329 Effective date of abandoning: 20190308 |
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| AV01 | Patent right actively abandoned |