CN110522351A - Dust catcher - Google Patents
Dust catcher Download PDFInfo
- Publication number
- CN110522351A CN110522351A CN201810500199.2A CN201810500199A CN110522351A CN 110522351 A CN110522351 A CN 110522351A CN 201810500199 A CN201810500199 A CN 201810500199A CN 110522351 A CN110522351 A CN 110522351A
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- Prior art keywords
- air duct
- auxiliary
- valve module
- dust catcher
- dust
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- 239000000428 dust Substances 0.000 title claims abstract description 93
- 238000004140 cleaning Methods 0.000 claims abstract description 30
- 230000004888 barrier function Effects 0.000 claims abstract description 28
- 239000012530 fluid Substances 0.000 claims abstract description 13
- 238000002955 isolation Methods 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims abstract description 7
- 230000004044 response Effects 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 19
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000013016 damping Methods 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 claims description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 15
- 230000006870 function Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000010407 vacuum cleaning 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
- A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
-
- 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
- A47L11/4061—Steering means; Means for avoiding obstacles; Details related to the place where the driver is accommodated
-
- 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
- A47L11/4072—Arrangement of castors or wheels
Landscapes
- Electric Vacuum Cleaner (AREA)
Abstract
Present invention discloses a kind of dust catchers, including body, body is equipped with cleaning vacuum plant and auxiliary dust extractor, cleaning vacuum plant includes main air duct, auxiliary dust extractor includes the auxiliary air duct for connecting main air duct, assist the one end in air duct that auxilairy air intake is set, the other end and main air duct are in fluid communication, assisting dust extractor further includes the first valve module, first valve module is at least partially arranged at unlatching/closure that auxiliary air duct is controlled in auxiliary air duct, and auxiliary dust extractor includes at least first state and the second state；Dust catcher further includes obstacle determination component, and whether obstacle determination component is for detecting or judging dust catcher close to barrier, and obstacle determination component is generated close to when the response of barrier, and auxiliary dust extractor is switched to the second state；First state, valve module blocks auxiliary air duct, so that auxilairy air intake and cleaning vacuum plant fluid isolation；Second state, valve module is driven unlatching auxiliary air duct, so that auxilairy air intake and cleaning vacuum plant are in fluid communication.
Description
Technical field
The invention belongs to technical field of dust absorption, and in particular to a kind of dust catcher.
Background technique
Robot cleaner collects clast usually using rotating brush and/or towards the vacuum pneumatic of dust-collecting box, and passes through
The step counting system of operation control wheel group, with this come adjust host cleaning orientation and corresponding cleaning mode.
It is limited to the volume of robot cleaner, when moving to corner location, there are certain intervals with corner for host, make
It is not easy at corner clean.Cleaning range can be increased by the improvement that side is brushed, hoisting machine people dust suction to a certain extent
The performance that device corner cleans, but the cleaning effect of side brush is limited.
Summary of the invention
It can be realized that efficient corner is clean to have auxiliary dust extractor the purpose of the present invention is to provide a kind of
Dust catcher.
For achieving the above object, the present invention provides a kind of dust catcher, including body, and the body is equipped with vacuum cleaning
Device,
The body is additionally provided with auxiliary dust extractor, and the cleaning vacuum plant includes main air duct, the auxiliary dust extractor packet
The auxiliary air duct for connecting the main air duct is included, auxilairy air intake, the opposite other end and institute is arranged in the one end in the auxiliary air duct
Main air duct fluid communication is stated,
The auxiliary dust extractor further includes the first valve module, first valve module be at least partially arranged at auxiliary air duct in
Unlatching/the closure in the auxiliary air duct is controlled, the auxiliary dust extractor includes at least first state and the second state；The suction
Dirt device further includes obstacle determination component, and whether the obstacle determination component is for detecting or judging dust catcher close to barrier, institute
It states obstacle determination component to generate close to when the response of barrier, the auxiliary dust extractor is switched to the second state；
First state, first valve module blocks auxiliary air duct, so that the auxilairy air intake and cleaning vacuum plant fluid
Isolation；Second state, the first valve module, which is driven, opens the auxiliary air duct, so that the auxilairy air intake and cleaning vacuum plant
It is in fluid communication.
As the further improvement of an embodiment of the present invention, the obstacle determination component includes collision element, described to touch
When hitting element by environmental pressure, the obstacle determination component generates the movement auxiliary dust extractor switching close to barrier
For the second state.
As the further improvement of an embodiment of the present invention, the collision element has free end and opposite connection
End, the free end protrude out the body, and the connecting pin and the first valve module are mechanically connected, and the collision element is by ring
The first valve module can be driven to generate the movement for opening auxiliary air duct when the pressure of border.
As the further improvement of an embodiment of the present invention, first valve module includes opening/closure auxiliary
The connecting pin of the closeouts in air duct, the collision element is fixed or links with the closeouts.
As the further improvement of an embodiment of the present invention, the obstacle determination component further includes resetting-mechanism, described
Resetting-mechanism is abutted against with first valve module, and the resetting-mechanism provides and the environmental pressure first valve module
Opposite reset force.
As the further improvement of an embodiment of the present invention, the resetting-mechanism includes damping mechanism, first valve
The time in the auxiliary air duct is greater than component from blocking to opening under the action of the damping mechanism or speed is less than from envelope
Block up time or speed required for opening the auxiliary air duct.
As the further improvement of an embodiment of the present invention, auxiliary air duct can opened and blocked to the first valve module
It is moved between two positions, the frictional force that movement of first valve module from blocking unlatching is subject to is greater than it from blocking unlatching
The frictional force that is subject to of movement.
As the further improvement of an embodiment of the present invention, the obstacle determination component includes sensor, the sensing
When device perceives obstacle, the obstacle determination component generates the open signal of first valve module, the auxiliary dust extractor
It is switched to the second state.
As the further improvement of an embodiment of the present invention, the dust catcher further includes the control being electrically connected with sensor
Molding block, the auxiliary dust extractor further includes the driving mechanism for being electrically connected the control module, and the driving mechanism drives institute
It states the first valve module and opens/block the auxiliary air duct, the control module controls the drive according to the signal of the sensor
Motivation structure.
As the further improvement of an embodiment of the present invention, the dust catcher has the positioning mould for positioning its real time position
Block and map memory module, the obstacle determination component determine dust catcher according to the comparing result of real time position and the map of preservation
At a distance from barrier,
The obstacle determination component includes judging unit and storage unit, and the storage unit includes at least a threshold distance, institute
When stating judging unit and determining that machine is less than or equal to the threshold distance at a distance from barrier, the obstacle determination component is generated
The open signal of first valve module, the auxiliary dust extractor are switched to the second state.
As the further improvement of an embodiment of the present invention, the dust catcher is set with time threshold, and the obstacle is sentenced
Disconnected component does not generate the unlatching of the first new valve module in the time threshold after the open signal for generating first valve module
Signal, then the obstacle determination component generates the closure signal of first valve module, and the auxiliary dust extractor is switched to
One state.
As the further improvement of an embodiment of the present invention, the body includes pedestal and covers at the upper of pedestal
Lid, along the direction of travel of the dust catcher, the auxilairy air intake is set to the pan frontward end and towards ground to be cleaned
It opens up.
As the further improvement of an embodiment of the present invention, the dust catcher has the front in rectangle, the auxiliary
Air inlet is set at least one corner of rectangular base front end.
As the further improvement of an embodiment of the present invention, dust catcher has cleaning unit, and the auxilairy air intake is set
In cleaning unit front side and be located at the cleaning unit along the left and right sides that the direction of travel projects.
As the further improvement of an embodiment of the present invention, dust catcher has cleaning unit, the auxilairy air intake structure
It makes as "-" type or L-type.
One end of main air duct is arranged suction inlet, and main air duct is arranged the second valve module, and when original state, the second valve module is opened
Main air duct, so that suction inlet and main air duct are in fluid communication；When working condition, the second valve module blocks main air duct, so that suction inlet
With main air duct fluid isolation.
Compared with prior art, auxiliary dust extractor is arranged in the present invention on robot cleaner, is set by chassis side mouthful
The auxilairy air intake air inlet set, when robot cleaner feels corner, control auxilairy air intake is opened, and realizes room edge
Cleaning.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of robot cleaner of the present invention；
Fig. 2 is the explosive view of one embodiment of robot cleaner of the present invention；
Fig. 3 is the agent structure schematic diagram of one embodiment of robot cleaner of the present invention；
Fig. 4 is the main body top view of one embodiment original state of robot cleaner of the present invention；
Fig. 5 is cross-sectional view of the Fig. 4 along the direction A-A；
Fig. 6 is the main body top view of one embodiment working condition of robot cleaner of the present invention；
Fig. 7 is cross-sectional view of the Fig. 6 along the direction B-B；
Fig. 8 is the schematic diagram of the arrangement mode of the auxiliary suction inlet of robot cleaner of the present invention；
Fig. 9 is the schematic diagram of another arrangement mode of the auxiliary suction inlet of robot cleaner of the present invention；
The schematic diagram of another arrangement mode of the auxiliary suction inlet of Figure 10 robot cleaner of the present invention；
Figure 11 is the structural schematic diagram of the another embodiment of robot cleaner of the present invention；
Figure 12 is the agent structure schematic diagram of the another embodiment of robot cleaner of the present invention；
Figure 13 is the main structure bottom view of the another embodiment of robot cleaner of the present invention；
Figure 14 is the explosive view of the another embodiment of robot cleaner of the present invention；
Figure 15 is the main body top view of the another embodiment original state of robot cleaner of the present invention；
Figure 16 is cross-sectional view of the Figure 15 along the direction C-C；
Figure 17 is the main body top view of the another embodiment working condition of robot cleaner of the present invention；
Figure 18 is cross-sectional view of the Figure 17 along the direction D-D.
Specific embodiment
Below with reference to specific embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
Join Fig. 1 to Fig. 5, robot cleaner has body, and body includes shell 10 and main body, and shell 10 removably covers
In main body.Main body includes chassis, dust-collecting box 20 is arranged on chassis, to collect dust and clast.Main body also sets up idler wheel,
Including front wheel 31 and rear roller 32, it is intervally arranged between idler wheel.Cleaning vacuum plant set on main body passes through 31 He of front wheel
Dust and clast can be drawn to by the suction inlet air inlet between rear roller 32, generated pull of vacuum from the environment below main body
In the dust-collecting box 20 of robot cleaner.Cleaning vacuum plant includes motor 40, impeller 50 and connection impeller and suction inlet
Main air duct 60.Impeller 50 is set to dust-collecting box exit, and motor 40 drives impeller 50 to rotate, to generate pull of vacuum.
Join Fig. 2 to Fig. 7, in an embodiment of the present invention, setting auxiliary dust extractor, is cleaned for corner in main body.Tool
Body, auxiliary dust extractor includes the push rod 110 of a rigidity for being set to main body, and push rod 110 has free end and opposite company
Connect end.One opening of front end face setting of shell 10, the free end of push rod 110 protrudes out the front end of shell 10 from the opening forwards
Face makes free end be located at the front end of robot cleaner.When robot cleaner movement, the free end of push rod 110 can
The barrier in front is touched at first.
The connecting pin of push rod 110 connects valve module 120,120 part of valve module be located in auxiliary air duct and with assist air duct
130 shape of air port cooperation, for blocking the air port 130.Valve module 120 is connected with elastic component 140, so that valve module 120
The position for blocking air port 130 is maintained at by elastic force.Wherein, 140 one end of elastic component is connected to valve module 120, opposite other end
It is connected to top plate 150.Top plate 150 is fixed in main body, make elastic component 140 can top plate 150 limit in the range of linear extendible.
When push rod 110 collides barrier, when by environmental pressure from barrier, power is conducted to elasticity by valve module 120
Part 140,140 forced compression of elastic component open air port 130 so that valve module 120 be made to be displaced to the direction far from air port 130,
In, valve module 120 is moved along the direction perpendicular to auxiliary air duct extending direction to open or block air port 130, certainly, this
Field technical staff is easy to think of, and air port 130 is opened or blocked to the mode that valve module is also possible to rotation.
Auxiliary air duct is divided into the first auxiliary air duct 170 and the second auxiliary air duct by air port 130.First auxiliary air duct 170
Connect auxilairy air intake 160 and air port 130, the second auxiliary air duct connection air port 130 and main air duct 60.First auxiliary air duct 170
It with bent angle, is formed and has angled surface, the clast drawn upwards by auxilairy air intake 160 can be made via the angled wall of shock
And it rebounds towards 130 direction of air port.
Air port 130 and 120 shape of valve module cooperate.Join Fig. 4 and Fig. 5, in the initial state, elastic component 140 is limited to hold
It is slightly compressed between emptying, applies reaction force in valve module 120, valve module 120 is made to be connected to air port 130, thus by the
One auxiliary air duct 170 and the second auxiliary air duct isolation, the pull of vacuum from main air duct 60 is isolated, and corner dust-absorbing function does not open
It is dynamic.Join Fig. 6 and Fig. 7, when robot cleaner advances to corner, push rod 110 is entered at this time by the pressure from barrier
Working condition, push rod 110 further compress elastic component 140 to 150 direction of top plate, and drive valve module 120 to far from air port
130 direction movement, opens air port 130, the first auxiliary air duct 170 and the second auxiliary air duct conducting, the vacuum of main air duct 60
Suction is transmitted to auxilairy air intake 160, the running of corner dust-absorbing function.When algorithm control robot cleaner leaves corner, push away
Bar 110 is disengaged with barrier, and push rod 110 loses the pressure from barrier, and elastic component 140 returns to original state, this
Elastic component 140 pushes valve module 120 to the initial position abutted with air port 130 during one, assists air duct 170 and for first
Two auxiliary air duct isolations, corner dust-absorbing function are closed.
To sum up, push rod 110 and elastic component 140 constitute the degree of closeness for detecting or judging dust catcher and barrier
Obstacle determination component, the obstacle determination component can generate the control action of valve module 120, so that the control auxiliary of valve module 120
Unlatching/the closure in air duct, in this way, obstacle determination component is generated close to when the response of barrier, auxiliary dust extractor is switched to the
Two-state.First state, valve module 120 block auxiliary air duct so that auxilairy air intake 160 and cleaning vacuum plant fluid every
Absolutely；Second state, valve module 120 is driven unlatching auxiliary air duct, so that auxilairy air intake 160 and cleaning vacuum plant fluid connect
It is logical.Here response refers to the detection of obstacle determination component or judges dust catcher close to the movement of barrier, signal and instruction
Deng.Push rod 110 constitutes the collision element in obstacle determination component, can sense environmental pressure.Wherein, valve module 120 is used
Be configured to closeouts in the part in opening/closure auxiliary air duct, can be located at collision element the intracorporal one end of machine fix or
Person's linkage, so that valve module 120 faster and reliably can accordingly collide the sensing of element.In addition, elastic component 140 is to reset
The one form of them of mechanism, resetting-mechanism may further include a damping mechanism, and valve module is under the action of damping mechanism
From blocking to opening assist air duct time be greater than or speed be less than from is blocking to opening auxiliary air duct required for the time or
Person's speed, that is to say, that assist air duct to open fast and block slowly, in preferred embodiment, which can be unidirectionally to subtract
Fast gear set.Certainly, under the action of the damping mechanism, it is also possible to the frictional force that valve module is being moved from opening to blocking and is less than
From the frictional force blocked to opening movement, same function also may be implemented, in preferred embodiment, which can be
Unidirectional strigil ensure that and detect that it reaches corner and can open auxiliary air duct in time in dust catcher, while leaving corner
When slowly block auxiliary air duct so that clean effect is more preferable.
Fig. 4 to Fig. 7 shows the structure in auxiliary air duct.Assist the one end in air duct that auxilairy air intake 160 is set, opposite is another
End is connect with main air duct 60, and the dust and clast collected from corner, which are aggregated into main air duct 60, enters dust-collecting box 20.Additional-air inlet
Mouth 160 is set to main body chassis front end, and ground to be cleaned downward opens up, and the vacuum for passing through in main air duct 60 is inhaled
The dust of power collection edge.Auxilairy air intake 160 can be located at the avris of main body chassis front end as shown in the figure, have preferable
The effect gathered air-flow, increase suction；The different corner location of main body chassis can also be distributed in be multiple；It can also be strip,
It is laterally extended along main body chassis front end, there is wider cleaning range.
Referring to shown in Fig. 8, dust catcher has generally rectangular shaped front, and auxilairy air intake 160 is set to bottom in "-" type
One edge of seat front end, the extending direction of 160 "-" type of auxilairy air intake can be parallel with a line of corner.Referring to figure
Shown in 9, auxilairy air intake 160 is arranged two, is located at two corners of pan frontward end, and two auxilairy air intakes 160 can be with
It is parallel or is respectively positioned on same side, is also possible to be arranged in a mutually vertical manner.Referring to Fig.1 shown in 0, auxilairy air intake is still arranged
Two, two corners of pan frontward end are located at, but the shape of two auxilairy air intakes is different, one of additional-air inlet
L-shaped is arranged in mouth 160a, just matches with the shape of corner, another auxilairy air intake 160 can be "-" type.
Join Figure 11 to Figure 18, in still another embodiment of the process, setting auxiliary dust extractor is cleaned for corner in main body.
The difference of itself and a upper embodiment is, passes through electric control gear start and stop corner dust-absorbing function.
Join Figure 11, auxiliary dust extractor includes a sensing device 210 for being set to housing forward end face, and is set to main body
Control module be electrically connected.Sensing device 201 is used to sense the peripheral position information of robot cleaner, including but unlimited
In: infrared detector detects barrier by echo-signal；Pressure detector, with bar contact stress perceived position.
Join Figure 12 to Figure 14, a driving mechanism is arranged in main body, connect by transmission mechanism 240 with valve module 120.Driving
Mechanism is, for example, stand-by motor 220.Transmission mechanism includes but is not limited to rack gear or gear, can be driven by stand-by motor 220, is driven
Valve module 120 does linear movement.130 shape of air port in valve module 120 and auxiliary air duct cooperates, for blocking the air port 130.When
When sensing device senses are to barrier, signal is sent, control module issues instruction, and stand-by motor 220 works, and drives valve module
120 generate displacement to the direction far from air port 130, open air port 130.Certainly, driving mechanism is not limited in motor, can also be with
It is not provided with transmission mechanism, for example uses electromagnet or other devices that can generate driving force.
Join Figure 15 to Figure 18, main body setting auxiliary air duct.The structure in auxiliary air duct is same as previous embodiment.
Auxiliary air duct is divided into the first auxiliary air duct 170 and the second auxiliary air duct by air port.First auxiliary air duct 170 connects
Auxilairy air intake 160 and air port 130, the second auxiliary air duct connection air port 130 and main air duct 60.First auxiliary air duct 170 has
Bent angle forms and has angled surface, and the clast drawn upwards by auxilairy air intake 160 can be made via hitting angled wall and court
It rebounds to 130 direction of air port.
Join Figure 15 and Figure 16, in the initial state, valve module 120 is connected to air port 130, to assist air duct for first
170 and second assist air duct isolation, and the pull of vacuum from main air duct 60 is isolated, and corner dust-absorbing function does not start.Join Figure 17
And Figure 18, when robot cleaner advances to corner, sensing device senses to barrier simultaneously send signal to control module, this
When enter working condition, stand-by motor 220 works, and driving valve module 120 is moved to the direction far from air port 130, makes air port 130
It opens, the first auxiliary air duct 170 and the second auxiliary air duct conducting, the pull of vacuum of main air duct 60 are transmitted to auxilairy air intake 160,
The running of corner dust-absorbing function.When algorithm control robot cleaner leaves corner, sensing device 210 is sensed less than barrier,
Stop sending signal, control module controls stand-by motor 220 and works, and driving valve module 120 is displaced towards 130 direction of air port, directly
To air port 130 is blocked, by the first auxiliary air duct 170 and the second auxiliary air duct isolation, corner dust-absorbing function is closed.
In still another embodiment of the process, main air duct setting control valve (not shown), control valve are located at main air duct and auxiliary
The downstream of air duct connectivity port is connected or is completely cut off between suction inlet and main air duct to control.Control valve drawn stem 110 or sensing dress
The control for setting 210 is moved at the same time with valve module 120, but executes opposite operation.In the initial state, control valve is opened, and makes to inhale
Dirt mouth is connected with main air duct, and robot cleaner executes conventional dust suction work；Push rod 110 or sensing device 210 sense barrier
After hindering object, working condition is switched to, control valve is closed, and suction inlet and main air duct are completely cut off, and only executes corner by auxiliary air duct
Dust suction work.
In one more embodiment of the present invention, there is dust catcher the locating module for positioning its real time position and map to store mould
Block, obstacle determination component determine at a distance from dust catcher and barrier according to the comparing result of real time position and the map of preservation, hinder
Hindering determination component includes judging unit and storage unit, and storage unit includes at least a threshold distance, and judging unit determines machine
With when being less than or equal to the threshold distance at a distance from barrier, obstacle determination component generates the open signal of valve module, and auxiliary is inhaled
Dirt module is switched to first state.Further, dust catcher is set with time threshold, and time threshold, which is deposited, to be set and control unit, control
Unit processed does delays time to control according to time threshold, and obstacle determination component is in the time threshold after the open signal for generating valve module
The open signal of new valve module is not generated, then obstacle determination component generates the closure signal of valve module, and auxiliary dust extractor is cut
It is changed to first state.
Auxiliary dust extractor is arranged in the present invention, by pull of vacuum to corner dust suction, existing side brush and idler wheel is assisted to inhale
Dirt, cleaning effect are good.The auxiliary dust extractor is connected with main air duct, is formed using the original electrical structure of robot cleaner
Pull of vacuum, it is small to the change of equipment, it is conducive to production and assembling.In addition, auxiliary dust extractor of the invention can be used for it
The dust catcher of its type.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (15)
1. a kind of dust catcher, including body, the body is equipped with cleaning vacuum plant, which is characterized in that
The body is additionally provided with auxiliary dust extractor, and the cleaning vacuum plant includes main air duct, the auxiliary dust extractor packet
The auxiliary air duct for connecting the main air duct is included, auxilairy air intake, the opposite other end and institute is arranged in the one end in the auxiliary air duct
Main air duct fluid communication is stated,
The auxiliary dust extractor further includes the first valve module, first valve module be at least partially arranged at auxiliary air duct in
Unlatching/the closure in the auxiliary air duct is controlled, the auxiliary dust extractor includes at least first state and the second state；The suction
Dirt device further includes obstacle determination component, and whether the obstacle determination component is for detecting or judging dust catcher close to barrier, institute
It states obstacle determination component to generate close to when the response of barrier, the auxiliary dust extractor is switched to the second state；
First state, first valve module blocks auxiliary air duct, so that the auxilairy air intake and cleaning vacuum plant fluid
Isolation；Second state, the first valve module, which is driven, opens the auxiliary air duct, so that the auxilairy air intake and cleaning vacuum plant
It is in fluid communication.
2. dust catcher according to claim 1, which is characterized in that the obstacle determination component includes collision element, described
When colliding element by environmental pressure, the obstacle determination component generates the movement close to barrier, the auxiliary dust extractor
It is switched to the second state.
3. dust catcher according to claim 2, which is characterized in that the collision element has free end and opposite connection
End, the free end protrude out the body, and the connecting pin and the first valve module are mechanically connected, and the collision element is by ring
The first valve module can be driven to generate the movement for opening auxiliary air duct when the pressure of border.
4. dust catcher according to claim 3, which is characterized in that first valve module includes that opening/closure is described auxiliary
The closeouts in air duct are helped, the connecting pin of the collision element is fixed or links with the closeouts.
5. dust catcher according to claim 1, which is characterized in that the obstacle determination component further includes resetting-mechanism, institute
It states resetting-mechanism to abut against with first valve module, the resetting-mechanism provides and the environment pressure first valve module
The opposite reset force of power.
6. dust catcher according to claim 5, which is characterized in that the resetting-mechanism includes damping mechanism, and described first
Valve module under the action of the damping mechanism from blocking to opening it is described auxiliary air duct time be greater than or speed be less than from
Block time or speed required for opening the auxiliary air duct.
7. dust catcher according to claim 5, which is characterized in that auxiliary air duct can opened and blocked to the first valve module
Two positions between move, the movement frictional force that is subject to of first valve module from blocking unlatching is greater than it from blocking to opening
The frictional force that the movement opened is subject to.
8. dust catcher according to claim 1, which is characterized in that the obstacle determination component includes sensor, the biography
When sensor perceives obstacle, the obstacle determination component generates the open signal of first valve module, the auxiliary dust suction mould
Block is switched to the second state.
9. dust catcher according to claim 8, which is characterized in that the dust catcher further includes being electrically connected with sensor
Control module, the auxiliary dust extractor further includes the driving mechanism for being electrically connected the control module, and the driving mechanism drives
The auxiliary air duct is opened/blocked to first valve module, and the control module is according to the control of the signal of the sensor
Driving mechanism.
10. dust catcher according to claim 1, which is characterized in that the dust catcher, which has, positions determining for its real time position
Position module and map memory module, the obstacle determination component is determined according to the comparing result of real time position and the map of preservation inhales
Dirt device at a distance from barrier,
The obstacle determination component includes judging unit and storage unit, and the storage unit includes at least a threshold distance, institute
When stating judging unit and determining that machine is less than or equal to the threshold distance at a distance from barrier, the obstacle determination component is generated
The open signal of first valve module, the auxiliary dust extractor are switched to the second state.
11. according to the described in any item dust catchers of claim 8-10, which is characterized in that the dust catcher sets having time threshold
Value, the obstacle determination component do not generate new first in the time threshold after the open signal for generating first valve module
The open signal of valve module, then the obstacle determination component generates the closure signal of first valve module, the auxiliary dust suction
Module is switched to first state.
12. dust catcher according to claim 1, which is characterized in that the body includes pedestal and covers at pedestal
Upper cover, along the direction of travel of the dust catcher, the auxilairy air intake is set to the pan frontward end and towards to be cleanedly
Face opens up.
13. dust catcher according to claim 12, which is characterized in that the dust catcher has the front in rectangle, described
Auxilairy air intake is set at least one corner of rectangular base front end.
14. dust catcher according to claim 12, which is characterized in that dust catcher has cleaning unit, the additional-air inlet
Mouth is set to the front side of cleaning unit and is located at the cleaning unit along the left and right sides that the direction of travel projects.
15. dust catcher according to claim 12, which is characterized in that dust catcher has cleaning unit, the additional-air inlet
Outlet structure is "-" type or L-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810500199.2A CN110522351A (en) | 2018-05-23 | 2018-05-23 | Dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810500199.2A CN110522351A (en) | 2018-05-23 | 2018-05-23 | Dust catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110522351A true CN110522351A (en) | 2019-12-03 |
Family
ID=68656457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810500199.2A Pending CN110522351A (en) | 2018-05-23 | 2018-05-23 | Dust catcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110522351A (en) |
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| CN113317724A (en) * | 2020-04-29 | 2021-08-31 | 尚科宁家(中国)科技有限公司 | Automatic floor-scrubbing machine |
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