CN109512343A - Ground brush assemblies and sweeping robot with the ground brush assemblies - Google Patents
Ground brush assemblies and sweeping robot with the ground brush assemblies Download PDFInfo
- Publication number
- CN109512343A CN109512343A CN201811607401.8A CN201811607401A CN109512343A CN 109512343 A CN109512343 A CN 109512343A CN 201811607401 A CN201811607401 A CN 201811607401A CN 109512343 A CN109512343 A CN 109512343A
- Authority
- CN
- China
- Prior art keywords
- brush
- air
- brush assemblies
- chamber
- ground
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010408 sweeping Methods 0.000 title claims abstract description 55
- 238000000429 assembly Methods 0.000 title claims abstract description 50
- 230000000712 assembly Effects 0.000 title claims abstract description 50
- 238000005201 scrubbing Methods 0.000 claims abstract description 41
- 230000009471 action Effects 0.000 claims abstract description 5
- 238000005096 rolling process Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 239000000428 dust Substances 0.000 description 21
- 238000010586 diagram Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000001914 filtration Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011538 cleaning material Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241001417527 Pempheridae Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/24—Floor-sweeping machines, motor-driven
-
- 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
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4094—Accessories to be used in combination with conventional vacuum-cleaning devices
Landscapes
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The invention discloses a kind of ground brush assemblies and the sweeping robot with the ground brush assemblies.Described ground brush assemblies include scrubbing brush shell, air entry and round brush, are equipped with scrubbing brush chamber in the scrubbing brush shell, and the round brush is at least partially disposed in the scrubbing brush chamber, and the air entry is connected to the scrubbing brush chamber.Described ground brush assemblies further include driving chamber and actuator, and the driving chamber is equipped with air inlet, and the actuator is used to rotate under the action of from the positive pressure gas flow of the driving chamber, and the round brush is driven to rotate.Compare electric drive formula scrubbing brush, ground brush assemblies in the present invention are without optional equipment motor to drive round brush, and the driving wind regime of the ground brush assemblies is no longer only provided by air-breathing runner, will not cause because occupying negative pressure gas flow caused by air-breathing air-breathing runner the pressure loss and further caused by the weak problem of round brush driving effect.
Description
Technical field
The present invention relates to the technical field of household electrical appliance more particularly to a kind of ground brush assemblies and sweeping with the ground brush assemblies
Floor-washing robot.
Background technique
Sweeping robot is a kind of household electrical appliance for gradually entering into average family life in recent years.Sweeping robot it is main
Structure can be divided into dirt device, dust exhaust apparatus and dust filtration device according to function, wherein playing dirt device includes ground brush assemblies, scrubbing brush group
Part is usually provided with round brush.The rotation of round brush can raise the dust on ground, convenient for drawing.
The scrubbing brush driving method of known sweeping robot is electric drive formula, and so-called electricity drive formula, which refers to, is driven by motor round brush rotation
Then carry out fugitive dust.
Sweeping robot with electric drive formula scrubbing brush is due to needing motor driven, higher cost, furthermore due to introducing
Power supply and electric wiring, so that structure is complicated for whole system, weight is larger, is also easy to appear failure.
Summary of the invention
The main purpose of the present invention is to provide a kind of sweeping robots, to solve to have the machine of sweeping the floor of electric drive formula scrubbing brush
People needs the problem of additional driving motor.
According to an aspect of the invention, there is provided a kind of ground brush assemblies, including scrubbing brush shell, air entry and round brush, institute
It states and is equipped with scrubbing brush chamber in scrubbing brush shell, the round brush is at least partially disposed in the scrubbing brush chamber, the air entry connection
The scrubbing brush chamber, described ground brush assemblies further include driving chamber and actuator, and the driving chamber is equipped with air inlet；The drive
Moving part is used to rotate under the action of from the positive pressure gas flow of the driving chamber, and the round brush is driven to rotate.
In the technical program, the air inlet of chamber is driven to receive positive pressure gas flow, which drives the actuator rotation
Turn, and then drives round brush rotation.Electric drive formula scrubbing brush is compared, the ground brush assemblies in the technical program are without optional equipment motor to drive
Dynamic round brush, reduces costs, and eliminate unnecessary electric wiring, avoid that structure is complicated and it is electrical to be easy to appear therefore
The problem of barrier；And the driving wind regime of the ground brush assemblies in the technical program is no longer only provided by air-breathing runner, will not be because occupying
Negative pressure gas flow caused by air-breathing and cause the pressure loss for causing air-breathing runner and further caused by round brush driving effect
The weak problem of fruit.In the case where using described in air stream drives brush assemblies, it is ensured that dust removing effects will not weaken.
Further, described ground brush assemblies further include insulating element, and the scrubbing brush chamber is divided by the insulating element
Driving air duct and Dustproof air flue, the air entry are connected with the Dustproof air flue.Insulating element makes the negative pressure at air entry
The air-flow of gas source will not be used to drive the actuator, and the pressure loss of air-breathing runner is avoided.
Further, several through-holes are provided on the insulating element.Through-hole flows into the fraction of positive pressure gas source
In Dustproof air flue, so that the atmospheric pressure state of positive pressure is nearby presented in the through-hole of Dustproof air flue.Again due to only having part positive pressure gas flow
It flows through, so the through-hole of Dustproof air flue is nearby the pressure state of micro-positive pressure.So-called micro-positive pressure refers to its air pressure slightly larger than outdoor
Atmospheric pressure.In the present embodiment, the through-hole of Dustproof air flue is nearby slight positive pressure state, and is at the air entry of Dustproof air flue
Negative pressure state, therefore there are apparent draught heads for entire Dustproof air flue.The design of several through-holes is set in insulating element, is improved
The draught head of above-mentioned two position.The increase of draught head facilitates the air flowing of entire Dustproof air flue, the speed of air-breathing and air draft
Degree is accelerated, and dust is further driven to enter Dustproof air flue air entry, and the dirt effect and efficiency of dust collection of sweeping robot obtain
It is promoted.
Further, the cross-sectional shape of the through-hole is strip.The through-hole of strip makes the passed through air-flow to be
Jet stream, the positive pressure gas flow of shape of plasma jet make through-hole nearby closer to slight positive pressure state.
Further, the number of through-holes is multiple, and the through-hole is in all or part of region of the insulating element
It is evenly arranged.Multiple through-holes being evenly arranged make jet stream distribution more uniform, and also Relative distribution is more in the region of slight positive pressure state
Extensively, it is more conducive to the air circulation of entire Dustproof air flue, accelerates the air-breathing speed and ventilation velocity of sweeping robot.
Further, described ground brush assemblies also have bearing block and bearing, and the bearing block is for disposing the bearing, institute
It states bearing and is used to support drive link.The rotation of drive link is able to drive round brush rotation, can reduce revolution fortune using bearing
Coefficient of friction during dynamic, and guarantee its rotating accuracy, to be conducive to the work of round brush.
In a preferred embodiment, the insulating element is bearing block.Select bearing block as insulating element, it can
To avoid the increase of amount of parts.
In another preferred embodiment, the bearing block of described Dustproof air flue one end by the driving air duct with it is described
Dustproof air flue isolation, air exhaust passage of the bearing block of the other end as the Dustproof air flue.Bearing block non-tight structure, Neng Gouyun
Perhaps air-flow passes through.After the bearing block of the Dustproof air flue other end is arranged as the air exhaust passage of Dustproof air flue, as air exhaust passage
The air-flow of original air outlet is all guided to by bearing block instead of the original air outlet of sweeping robot, by drainage line
Chamber is driven, actuator is rotated.Such structure design, takes full advantage of the positive pressure gas flow of original air outlet and improves energy benefit
With rate.
Further, the actuator includes multiple turbo blades and drive link, and the turbo blade is fixedly connected on
One end of the drive link, the drive link and the round brush are coaxial.Turbo blade is fixedly connected and shape with drive link
At actuator, structure is simple, and power loss is few.
Further, the multiple turbo blade composition aerofoil fan, radial fan or mixed flow fan.Using axis stream wind
Fan, then drive the trend of chamber and its air inlet should be close to the axial direction of fan；And use radial fan, then drive chamber and its
The trend of air inlet should be close to fan outer circle it is tangential；Mixed flow fan is then between the two.One of ordinary skill in the art according to
It needs to be determined that driving chamber and its air inlet be in the position of sweeping robot, can reasonable Arrangement drainage line, so that optimization is swept
The inner space of floor-washing robot.
According to another aspect of the present invention, a kind of sweeping robot is provided.The sweeping robot includes air outlet, draws
Ground brush assemblies described in flow tube road and aforementioned any technical solution；One end of the drainage line connects the air outlet, separately
One end then connects the air inlet of described ground brush assemblies.It is apparent that the sweeping robot has aforementioned any technical solution
Beneficial effect possessed by ground brush assemblies, details are not described herein.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Fig. 1 is the partial structure diagram of the sweeping robot in an embodiment of the invention, wherein the sweeper
The cover of device people is hidden；
Fig. 2 is the lower partial structure diagram of the sweeping robot in an embodiment of the invention；
Fig. 3 is the top view of the ground brush assemblies of the sweeping robot in an embodiment of the invention；
Fig. 4 is the side view of Fig. 3；
Fig. 5 is the structural schematic diagram of the actuator of the sweeping robot in an embodiment of the invention.
In figure, the ground 10- brush assemblies；110- air entry；120- actuator；1201- turbo blade；1202- drive link；
130- drives air duct；140- Dustproof air flue；150- bearing block；1501- through-hole；160- drives chamber；1601- air inlet；Outside 20-
Shell；30- motor；40- separator；50- dirt cup；The sea 60- pa filter；70- drainage line.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of embodiment is shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "top", "bottom", "inner" and "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connection " should be done
It broadly understood, for example, it may be being fixedly connected and being flexibly connected, may be a detachable connection and non-dismountable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected or can be mutual communication.And " being fixedly connected " include can
Dismantling connection, it is non-dismountable connection and be integrally connected.Provided hereinafter many different embodiments or example to be used to
Realize different structure of the invention.
In order to simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are only
It is merely illustrative, and be not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/
Or reference letter, this repetition be for purposes of simplicity and clarity, itself do not indicate discussed various embodiments and/or
Relationship between setting.
Reference book attached drawing is described the sweeping robot in some embodiments by following text.
Fig. 1 is the partial structure diagram of sweeping robot in some embodiments, and the visual angle of Fig. 1 is close to overlook visual angle,
And the cover of the sweeping robot is hidden.As described in Figure 1, sweeping robot include ground brush assemblies 10, shell 20, motor 30,
Separator 40, dirt cup 50 and Hai Pa (High Efficiency Particle Air, be abbreviated as HEPA) filter 60, wherein
Brush assemblies 10, motor 30, separator 40, dirt cup 50 and Hai Pa filter 60 are respectively positioned on the inside of shell 20；Ground brush assemblies 10 have
Have a scrubbing brush chamber, scrubbing brush chamber and separator 70 by pipeline formation air circuit connection, separator 40 respectively with dirt cup 50 and Hai Pa
Filter 60 is connected；Extra large pa filter 60 is connected with chamber defined by the motor cover of motor 30.
Motor 30 is brushless motor, and brushless motor is by elements such as PM rotor, multipole wound stator and position sensors
Composition.The high speed rotation of motor 30 makes the inside of sweeping robot form vacuum, and the dust or hair on ground are in negative pressure gas flow
Driving under, the Dustproof air flue of sweeping robot is entered by the suction inlet of sweeping robot bottom surface.Optionally, motor 30 may be
Brush motor.Electromagnetic torque between the stator and rotor of brush motor rotates entire motor and with dynamic load.
Separator 40 is equipped with disengagement chamber, and disengagement chamber is connected with Dustproof air flue.Dustproof air flue includes scrubbing brush chamber and company
Both earthed brush chamber and pipelines of separator composed air duct that is connected.Ash-laden gas inside sweeping robot Dustproof air flue
After stream enters in disengagement chamber, the dust in dust-contained airflow is mutually separated with air under the influence of centrifugal force.
Dirt cup 50 is connected with the disengagement chamber of separator 40 by the channel of channel-shaped, and dirt cup 50 is being located at separator 40 just
Lower section.After dust in dust-contained airflow is mutually separated with air, dust falls directly into the dirt cup of lower section.Dirt cup 50 is with separator 40
Be fixedly connected, be fixedly connected including be detachably connected with non-dismountable connection, be detachably connected such as snap.Optionally,
Dirt cup 50 is integrally formed with separator 40.
The filtering net surface of extra large pa filter 60 is in shredded form, that is, corrugated, to increase vapor permeation area, so that filtering is more
More air.Referring to Fig. 1, there is a common lid in the surface of separator 40, dirt cup 50 and extra large pa filter 60.Opening should
Lid can carry out replacing the operation such as extra large pa filter 60 and cleaning dirt cup 50.
With reference to Fig. 1, the basic functional principle of sweeping robot are as follows: 30 exhausting of motor provides negative pressure gas flow, ground brush assemblies 10
For the dust for adhering to ground to be raised.Dust-contained airflow enters the inside of sweeping robot by the suction inlet of ground brush assemblies 10, and
Flow to separator 40.Separator 40 is got rid of dust in dirt cup 50 by centrifugal action, and air then passes through extra large pa filter 60
Into in chamber defined by motor cover, wherein extra large pa filter 60 can filter the dust not being dumped into dirt cup 50.
The shell 20 of sweeping robot can be divide into upper part and lower part.Fig. 2 is the part knot of the lower half portion of sweeping robot
Structure schematic diagram.
As shown in Fig. 2, sweeping robot also has drainage line 70.Fig. 2 illustrates only the one of the length of drainage line 70
Part.The air outlet (not shown) of one end connection sweeping robot of drainage line 70, the other end then connect driving chamber
160 air inlet 1601, so that it is attached that the positive pressure gas flow at sweeping robot air outlet led to actuator 120 by drainage tube 70
Closely.The structure of driving chamber 160, air inlet 1601 and actuator 120 is described in detail below in connection with attached drawing.
Air-flow at the air outlet of sweeping robot is positive pressure gas flow, and air inlet 1601 receives the input of positive pressure gas flow, makes
It obtains actuator 120 to rotate, and then drives round brush rotation.Optionally, also positive pressure gas flow can be provided by independent outer air supply source.
Compared to the sweeping robot equipped with electric drive formula scrubbing brush, the sweeping robot in present embodiment at least has such as
The advantage of lower two levels:
(1) scrubbing brush possessed by the sweeping robot in present embodiment is pneumatic type scrubbing brush, passes through sweeping robot
The air-flow of itself drives actuator 120 to rotate, and drives round brush rotation by actuator 120, so that entire sweeping robot is not necessarily to volume
The outer motor for being equipped with driving round brush, reduces costs, and eliminate unnecessary electric wiring, avoid that structure is complicated and
The problem of being easy to appear electric fault.
(2) moreover, the driving wind regime of the scrubbing brush of the sweeping robot in present embodiment is no longer only by air-breathing runner
There is provided, will not because occupy air-breathing caused by negative pressure gas flow cause air-breathing runner the pressure loss and further caused by round brush
The problem for driving effect weak.Using pneumatic drivingly brush assemblies, it is ensured that dust removing effects will not weaken.
Reference book attached drawing is described more fully the ground of the sweeping robot in some embodiments by following text
Brush assemblies 10.
Referring to Fig. 2, ground brush assemblies 10 include actuator 120 and driving chamber 160, driving chamber 160 is equipped with air inlet
1601；Actuator 120 drives round brush to rotate for rotating under the action of from the positive pressure gas flow of air inlet 1601.Driving
Part 120 is radial fan form, and air inlet 1601 connects the spiral case (not shown) of radial fan, and air inlet 1601 is along diameter
Flow fan it is tangentially extending.Correspondingly, part of the drainage line 70 near air inlet 1601, extending direction is also close to runoff
Fan it is tangential.Installation space is more saved using the air inlet trend that radial fan enables to fan outer circle tangential.
Optionally, the form of actuator 120 or aerofoil fan or mixed flow fan.When aerofoil fan works, air
Flow direction is identical as the axial direction of fan；When radial fan works, blades push air is with the direction perpendicular with the axis of fan
(i.e. radial) flowing；When mixed flow fan works, impeller makes air not only do centrifugal movement but also axially moves.Select fan not
Together, the Position Design of air inlet is determined to a certain extent, or even decides the arrangement of drainage line.Using aerofoil fan,
Then the trend of air inlet should be close to the axial direction of fan；And using radial fan, then the trend of air inlet should be close to fan
Outer circle it is tangential.
As shown in Fig. 2, scrubbing brush chamber is divided into driving air duct 130 and Dustproof air flue 140.Actuator 120 is located at driving air duct
130 side.
Fig. 3 is the top view of the ground brush assemblies of the sweeping robot in an embodiment of the invention.As shown in figure 3,
Ground brush assemblies 10 also have scrubbing brush shell, air entry 110 and round brush (not shown), and scrubbing brush shell limits to form scrubbing brush chamber
Room, scrubbing brush chamber interior are additionally provided with round brush, and air entry 110 draws entering for the cleaning materials such as dust or hair as sweeping robot
Mouthful, it is connected to scrubbing brush chamber.Thus the cleaning materials such as dust or hair enter scrubbing brush chamber.It should be pointed out that " scrubbing brush chamber interior is also
Equipped with round brush " meaning should be interpreted broadly, i.e., including round brush a part of structure be located at scrubbing brush chamber interior still it is another
Part-structure it is exposed except scrubbing brush chamber the case where.
Fig. 3 also shows that scrubbing brush chamber is divided by bearing block 150 to drive air duct 130 and Dustproof air flue 140, bearing block 150
Structure is described below in connection with Fig. 4.Air entry 110 is connected with Dustproof air flue 140.More precisely, air entry 110 is in dedusting
Side where air duct 140, and the place side in non-driven air duct 130.
Bearing block 150 as insulating element make the air-flow of the negative pressure gas source at air entry will not be used to driving it is described
The pressure loss of actuator, air-breathing runner is avoided.It selects bearing block as insulating element, machine of sweeping the floor can be made full use of
Original component of people, and ensure not increase amount of parts.
Optionally, partition also can be selected in insulating element.For partition as common insulating element, structure is simple, easy for installation,
But it needs additionally to add component.
Fig. 4 is the side view of Fig. 3.As shown in figure 4, ground brush assemblies 10 further include bearing block 150 and bearing, bearing block 150
For disposing bearing.Fig. 4, which is also shown that, is provided with several through-holes 1501 on bearing block 150, through-hole 1501 is for allowing air-flow by driving
Dynamic air duct 130 flows to Dustproof air flue 140.
Through-hole 1501 flows into the fraction of positive pressure gas source in Dustproof air flue 140, so that the through-hole of Dustproof air flue 140
The atmospheric pressure state of positive pressure is nearby presented.Again since only part positive pressure gas flow flows through, so near the through-hole of Dustproof air flue 140
For the pressure state of micro-positive pressure.So-called micro-positive pressure refers to its air pressure slightly larger than outdoor atmospheric pressure.In the present embodiment, it removes
The through-hole in dirt air duct 140 is nearby slight positive pressure state, and at the air entry of Dustproof air flue 140 is negative pressure state, therefore entirely remove
There are apparent draught heads in dirt air duct 140.
In the case where insulating element does not have through-hole, since there are negative pressure gas source and insulating elements for entire Dustproof air flue 140
Nearby it is also in Dustproof air flue 140, thus the air pressure near insulating element is also negative pressure.In this way, opposite near insulating element
Air entry position inside Dustproof air flue 140, the draught head of the two are not obvious.If present embodiment is arranged in insulating element
The design of dry through-hole improves the draught head of above-mentioned two position.The increase of draught head facilitates the air of entire Dustproof air flue
The speed of flowing, air-breathing and air draft is accelerated, and dust is further driven to enter Dustproof air flue air entry, and sweeping robot plays dirt
Effect and efficiency of dust collection get a promotion.
If being not provided with insulating element or through-hole diameter being excessive, lead to that air duct 130 is driven almost to locate with Dustproof air flue 140
In or be completely in the state being connected, then actuator 120 rotation be easy by Dustproof air flue 140 negative pressure gas source i.e. inhale
The pressure of the influence of the negative pressure gas flow of port, air-breathing runner can still lose reduction.The air pressure of air-breathing runner is for machine of sweeping the floor
The dust removal ability of people has an important influence.Inevitably, the dust removing effects of sweeping robot will have a greatly reduced quality.
More specifically, Fig. 4 also show that four circular 1501 spaced sets of through-hole in the end face of bearing block 150, and on
The center of circle for stating four circular through-holes 1501 is located on same circumference.
Optionally, the number of through-hole is one or more；Multiple through-holes are evenly arranged.For example, the centre bit of multiple through-holes
In same circumference；Or the center of multiple through-holes is located on array.
" multiple " should be understood as at least two.The cross-sectional shape of through-hole can be circle, rectangle, square, just polygon
Shape or other shapes.Through-hole is preferably aperture, and jet stream is consequently formed.Those skilled in the art can be as needed, is reasonably arranged
The internal diameter of through-hole and the number of through-hole.The internal diameter of through-hole is bigger or the number of through-hole is more, near the through-hole of Dustproof air flue
Positive pressure is bigger, but the pressure of air-breathing runner can also leak to driving air duct；The internal diameter of through-hole is smaller or the number of through-hole is got over
Few, the positive pressure near the through-hole of Dustproof air flue is also smaller, and the positive pressure pressure near through-hole is also more unobvious, the state of micro-positive pressure
It is more unobvious.
Fig. 5 is the structural schematic diagram of the actuator of the sweeping robot in an embodiment of the invention.Such as Fig. 5 institute
Show, actuator 120 includes multiple turbo blades 1201 and drive link 1202.As shown in figure 5, turbo blade 1201 is fixedly connected
In one end of drive link 1202, drive link 1202 and round brush are coaxial.Specifically, round brush is directly mounted at drive link 1202
On.
Turbo blade 1201 is fixedly connected with drive link 1202, so that the rotation of turbo blade 1201 is able to drive biography function
The rotation of rod piece；Drive link 1202 and round brush are coaxial, and the rotation of drive link 1202 can drive the rotation of round brush.Air outlet
Positive pressure gas flow drive turbo blade 1201, the kinetic energy of fluid is converted to mechanical energy, rotates round brush by turbo blade 1201.Tool
Body, the non-dismountable formula connection types such as welding can be selected in turbo blade and drive link, can also select threaded connection or card
The detachable connection methods such as button connection, can also be using turbo blade and the integrally formed mode of drive link.Optionally, it is driven
Rod piece can also be connect with round brush by transmission mechanism.
In other embodiments of the invention, referring to Fig. 2, the bearing block 150 of 140 one end of Dustproof air flue will drive
Air duct 130 is isolated with Dustproof air flue 140, air exhaust passage of the bearing block 150 of the other end as Dustproof air flue 140.
After the bearing block of the Dustproof air flue other end is arranged as the air exhaust passage of Dustproof air flue, the air exhaust passage is in certain journey
Original air outlet discharge air of sweeping robot can be substituted on degree, thus can be by sweeping robot by drainage line
The air-flow of original air outlet be all guided to air inlet, so that actuator be made to rotate.Such structure design, takes full advantage of original
There are whole positive pressure gas flows of air outlet and improves capacity usage ratio.
In the description of this specification, the description meaning of reference term " embodiment " and " another embodiment " etc.
Refer to and embodiment or example particular features, structures, materials, or characteristics described is combined to be contained at least one reality of the invention
It applies in mode or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, particular features, structures, materials, or characteristics described can in any one or more embodiments or
It can be combined in any suitable manner in example.
While embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principle of the present invention and objective and become
Type, the scope of the present invention are defined by the claims and their equivalents.
Claims (10)
1. a kind of ground brush assemblies, including scrubbing brush shell, air entry and round brush, the scrubbing brush shell is interior equipped with scrubbing brush chamber, described
Round brush is at least partially disposed in the scrubbing brush chamber, and the air entry is connected to the scrubbing brush chamber, which is characterized in that describedly
Brush assemblies further include:
Chamber is driven, the driving chamber is equipped with air inlet；
Actuator, the actuator are used to rotate under the action of from the positive pressure gas flow of the driving chamber, and described in drive
Round brush rotation.
2. ground according to claim 1 brush assemblies, which is characterized in that described ground brush assemblies further include insulating element, described
The scrubbing brush chamber is divided into driving air duct to insulating element and Dustproof air flue, the air entry are connected with the Dustproof air flue
It is logical.
3. ground according to claim 2 brush assemblies, which is characterized in that be provided with several through-holes on the insulating element.
4. ground according to claim 3 brush assemblies, which is characterized in that the number of through-holes is multiple, and the through-hole exists
All or part of region of the insulating element is evenly arranged.
5. ground according to claim 2 brush assemblies, which is characterized in that described ground brush assemblies also have bearing block and bearing,
For the bearing block for disposing the bearing, the bearing is used to support drive link.
6. ground according to claim 5 brush assemblies, which is characterized in that the insulating element is bearing block.
7. ground according to claim 6 brush assemblies, which is characterized in that the bearing block of described Dustproof air flue one end is by the drive
Dynamic air duct is isolated with the Dustproof air flue, air exhaust passage of the bearing block of the other end as the Dustproof air flue.
8. ground brush assemblies described in any one of -7 according to claim 1, which is characterized in that the actuator includes multiple turbines
Blade and drive link, the turbo blade are fixedly connected on one end of the drive link, the drive link and the rolling
Brush is coaxial.
9. ground according to claim 8 brush assemblies, which is characterized in that the multiple turbo blade forms aerofoil fan, diameter
Flow fan or mixed flow fan.
10. a kind of sweeping robot, including air outlet, which is characterized in that the sweeping robot further include drainage line and
Ground according to claim 1 to 9 brush assemblies；One end of the drainage line connects the air outlet, the other end
Then connect the air inlet of described ground brush assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811607401.8A CN109512343A (en) | 2018-12-26 | 2018-12-26 | Ground brush assemblies and sweeping robot with the ground brush assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811607401.8A CN109512343A (en) | 2018-12-26 | 2018-12-26 | Ground brush assemblies and sweeping robot with the ground brush assemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109512343A true CN109512343A (en) | 2019-03-26 |
Family
ID=65797448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811607401.8A Pending CN109512343A (en) | 2018-12-26 | 2018-12-26 | Ground brush assemblies and sweeping robot with the ground brush assemblies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109512343A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101081156A (en) * | 2007-06-20 | 2007-12-05 | 卞庄 | Pneumatic floor brush for vacuum cleaner |
| CN101390731A (en) * | 2008-11-04 | 2009-03-25 | 马卫宏 | Earth brush for vacuum cleaner |
| CN101862161A (en) * | 2009-04-19 | 2010-10-20 | 张小红 | Pneumatic brush for dust collector |
| US20120084935A1 (en) * | 2010-10-11 | 2012-04-12 | Ting-Yin Chiu | Mobile robotic vacuum cleaner with a detachable electrical fan |
| CN103190862A (en) * | 2012-01-06 | 2013-07-10 | 科沃斯机器人科技(苏州)有限公司 | Pneumatic floor brush and vacuum cleaner thereof |
| CN209789745U (en) * | 2018-12-26 | 2019-12-17 | 广东美的白色家电技术创新中心有限公司 | Scrubbing brush subassembly and robot of sweeping floor |
-
2018
- 2018-12-26 CN CN201811607401.8A patent/CN109512343A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101081156A (en) * | 2007-06-20 | 2007-12-05 | 卞庄 | Pneumatic floor brush for vacuum cleaner |
| CN101390731A (en) * | 2008-11-04 | 2009-03-25 | 马卫宏 | Earth brush for vacuum cleaner |
| CN101862161A (en) * | 2009-04-19 | 2010-10-20 | 张小红 | Pneumatic brush for dust collector |
| US20120084935A1 (en) * | 2010-10-11 | 2012-04-12 | Ting-Yin Chiu | Mobile robotic vacuum cleaner with a detachable electrical fan |
| CN103190862A (en) * | 2012-01-06 | 2013-07-10 | 科沃斯机器人科技(苏州)有限公司 | Pneumatic floor brush and vacuum cleaner thereof |
| CN209789745U (en) * | 2018-12-26 | 2019-12-17 | 广东美的白色家电技术创新中心有限公司 | Scrubbing brush subassembly and robot of sweeping floor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8348727B2 (en) | Airflow arrangement for a power tool | |
| AU644517B2 (en) | Separator for a vacuum cleaner system | |
| EP3209182B1 (en) | Vacuum cleaner with motor cooling | |
| WO2012103053A2 (en) | Diffuser for a vacuum cleaner motor-fan assembly | |
| EP3209180B1 (en) | Vacuum cleaner with motor between separation stages | |
| CN107061320A (en) | Electric fan and the dust catcher with it | |
| CN108104995A (en) | Efficient rotor air prefilter | |
| CN209789745U (en) | Scrubbing brush subassembly and robot of sweeping floor | |
| CN103190862A (en) | Pneumatic floor brush and vacuum cleaner thereof | |
| CN109512343A (en) | Ground brush assemblies and sweeping robot with the ground brush assemblies | |
| CN202947186U (en) | Negative pressure type range hood | |
| JP2010279910A (en) | Apparatus for removing oil mist | |
| CN105090067B (en) | Blower and hand dryer including it | |
| CN211215936U (en) | Dust collecting device with sweeping function for tail belt filter screen of sintering machine | |
| CN113273924A (en) | Garbage separator and vacuum cleaner | |
| CN101012840B (en) | Electric blower and electric dust collector | |
| CN210601789U (en) | Range hood and oil filtering device | |
| US20240122420A1 (en) | Cleaner | |
| JP6240818B2 (en) | Air filter device, air intake device, and dust collecting device | |
| CN114794968A (en) | A separation module and cleaning machine for cleaning machine | |
| CN208186667U (en) | A kind of intake stack and its air cleaning unit | |
| CN206222421U (en) | Produce the air intake device and dust catcher or lampblack absorber with it of air stream | |
| US20240215777A1 (en) | Cleaner | |
| CN216090304U (en) | Garbage separator and vacuum cleaner | |
| CN215534086U (en) | A separation module and cleaning machine for cleaning machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190326 |
|
| RJ01 | Rejection of invention patent application after publication |