CN110507240A - A kind of front end unit and dust catcher of dust catcher - Google Patents
A kind of front end unit and dust catcher of dust catcher Download PDFInfo
- Publication number
- CN110507240A CN110507240A CN201910899381.4A CN201910899381A CN110507240A CN 110507240 A CN110507240 A CN 110507240A CN 201910899381 A CN201910899381 A CN 201910899381A CN 110507240 A CN110507240 A CN 110507240A
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- Prior art keywords
- dust
- assembly
- dust catcher
- end unit
- filter component
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- 239000000428 dust Substances 0.000 title claims abstract description 199
- 230000002093 peripheral effect Effects 0.000 claims abstract description 23
- 238000001914 filtration Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 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 description 22
- 238000009825 accumulation Methods 0.000 description 18
- 230000009471 action Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000003381 stabilizer Substances 0.000 description 6
- 238000000429 assembly Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 5
- 230000003068 static effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008030 elimination Effects 0.000 description 4
- 238000003379 elimination reaction Methods 0.000 description 4
- 230000008676 import Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
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- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000746 body region Anatomy 0.000 description 1
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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
- A47L5/00—Structural features of suction cleaners
- A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
- A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
- A47L5/24—Hand-supported suction cleaners
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/12—Dry filters
- A47L9/127—Dry filters tube- or sleeve-shaped
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
- A47L9/1608—Cyclonic chamber constructions
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
- A47L9/1683—Dust collecting chambers; Dust collecting receptacles
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A47L9/2868—Arrangements for power supply of vacuum cleaners or the accessories thereof
- A47L9/2884—Details of arrangements of batteries or their installation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
This application discloses a kind of front end unit of dust catcher and dust catchers, belong to cleaning equipment technology field, solve the problems, such as that the space utilization rate of the upper area of collection assembly of dust in the prior art is low, the useful space is unable to get and makes full use of.The front end unit of the dust catcher of the application includes that suction inlet component, the collection assembly of dust being connected to suction inlet component and secondary filter component and Power Supply Assembly above collection assembly of dust, Power Supply Assembly are sheathed on the outer peripheral surface of secondary filter component.The front end unit and dust catcher of the dust catcher of the application can be used for cleaning face.
Description
Technical field
This application involves a kind of cleaning equipment more particularly to the front end units and dust catcher of a kind of dust catcher.
Background technique
Currently, only assembling secondary filter component in the upper area of collection assembly of dust, so in existing hand-held cleaners
And since the size of secondary filter component is limited, cause the space utilization rate of the upper area of collection assembly of dust low, the useful space without
Method is fully used, so that the overall volume of dust catcher is larger, causes to waste.
Summary of the invention
In view of above-mentioned analysis, the application is intended to provide the front end unit and dust catcher of a kind of dust catcher, solves existing
The space utilization rate of the upper area of collection assembly of dust is low in technology, the useful space is unable to get the problem of making full use of.
The purpose of the application is mainly achieved through the following technical solutions:
This application provides a kind of front end units of dust catcher, including suction inlet component, the dust group being connected to suction inlet component
Part and secondary filter component and Power Supply Assembly above collection assembly of dust, Power Supply Assembly are sheathed on the outer of secondary filter component
Circumferential surface.
In a kind of possible design, collection assembly of dust includes dust pocket and the cyclonic filter component in dust pocket.
In a kind of possible design, dust pocket, cyclonic filter component, secondary filter component and Power Supply Assembly are coaxially set
It sets.
In a kind of possible design, cyclonic filter component includes filtering screen, filter frame, cone portion and bracket, branch
One end of frame is fixedly connected with secondary filter component, and the other end of bracket is fixedly connected with filter frame and cone portion respectively, cone
For body region in filter frame, filtering screen is sheathed on the outer peripheral surface of filter frame.
In a kind of possible design, cyclonic filter component further includes top of support edge and the dress set on top of support along inner wall
Accessory, bracket are detachably connected by top of support edge and assembly parts with secondary filter component.
In a kind of possible design, cone portion includes multiple cones, and multiple cones are evenly arranged around the axis of cone portion.
In a kind of possible design, offer multiple filter hole on filtering screen, the aperture of filter hole be 0.1mm~
0.5mm。
In a kind of possible design, cyclonic filter component further includes the dust-break component below filter frame；Dust-break component
Including being set to dust-break tube body, dust retaining ring and dust board；Dust-break tube body is set to the one end of filter frame far from bracket, and dust board is set to
The outside wall surface of dust-break tube body, dust retaining ring are sheathed on the junction of dust-break tube body and filter frame and are located at the top of dust board.
In a kind of possible design, front end unit further includes outer housing and inner housing, and secondary filter component is located at interior
In shell, between inner housing and outer housing, inner housing is located at the top of collection assembly of dust and connects with collection assembly of dust Power Supply Assembly
It is logical.
In a kind of possible design, inner peripheral surface of the outer housing close to collection assembly of dust one end is equipped with helical ring, helical ring court
It is helicoid to the one side of collection assembly of dust.
In a kind of possible design, inner housing includes ontology, boss portion, mounting ring and department of assembly and exhaust passage, convex
Platform portion is set to the outer peripheral surface of ontology and is located at ontology close to one end of collection assembly of dust, and Power Supply Assembly is placed in boss portion, mounting ring
Set on ontology inner peripheral surface and be located at ontology close to one end of collection assembly of dust, department of assembly is set on mounting ring, mounting ring and assembly
Portion is for the connection between inner housing and collection assembly of dust.
In a kind of possible design, the inner peripheral surface of ontology is equipped with air guide member, and air guide member is located at ontology close to collection assembly of dust
One end, the inner edge of air guide member is tilted to the direction of secondary filter component.
In a kind of possible design, the inner peripheral surface of ontology is equipped with the installation part for placing secondary filter component.
In a kind of possible design, there is gap between the outside wall surface of secondary filter component and the inner wall of inner housing.
In a kind of possible design, the gap between the outside wall surface of secondary filter component and the inner wall of inner housing is
6mm~15mm.
In a kind of possible design, Power Supply Assembly includes battery bracket, battery pack and use on battery bracket
In connection battery pack and the external circuit board assemblies for needing power supply unit.
Present invention also provides a kind of dust catcher, the front end unit including above-mentioned dust catcher.
Compared with prior art, the application can at least realize one of following beneficial effect:
A) in the front end unit of dust catcher provided by the present application, Power Supply Assembly is sheathed on to the periphery of secondary filter component
Face, that is to say, that secondary filter component and Power Supply Assembly are assembled simultaneously using the upper area of collection assembly of dust, without in addition setting
Space utilization rate is improved so as to efficiently use the upper area of collection assembly of dust in the assembly area of Power Supply Assembly, reduces dust suction
The overall volume of device.
B) in the front end unit of dust catcher provided by the present application, on the one hand dust-break tube body can be used for being isolated the first accumulation area
With the second accumulation area, prevent the bulky grain dust in the first accumulation area from entering in the second accumulation area, it on the other hand can also be right
The little particle dust fallen from cone portion is oriented to, and can be concentrated and be fallen in the second accumulation area；For dust retaining ring, due to
Bulky grain dust in the first accumulation area can revolve under the action of negative-pressure sucking on tube body, and the setting of dust retaining ring can
It avoids this part bulky grain dust from being again introduced into filtering screen, after the bulky grain dust rotated upwards is contacted with dust retaining ring, can stop
Only upper rotation, falls into the bottom of the first accumulation area again；Similarly, the setting of dust board can also prevent the upper of bulky grain dust
Rotation, so that it be made to fall into the bottom of the first accumulation area again.
C) in the front end unit of dust catcher provided by the present application, in inner housing, collection assembly of dust (cyclonic filter component) and two
Region between secondary filter assemblies is formed with intermediate air duct.Wherein, outer housing is for guaranteeing Power Supply Assembly and secondary filter component
The stability of working environment；Inner housing is for being isolated Power Supply Assembly and secondary filter component, to reduce Power Supply Assembly fever pair
The influence of secondary filter component and secondary filter component vibrate the influence to Power Supply Assembly.
D) it in the front end unit of dust catcher provided by the present application, is inhaled into the dust in collection assembly of dust (dust pocket) in negative pressure
It is in contact under the action of power with helical ring, and carries out centrifugal rotation along spiral end face, so as to which dust is effectively oriented to dust
The debris collection area of component, has the function that depositing dust.
Other feature and advantage of the application will illustrate in the following description, also, partial become from specification
It obtains it is clear that being understood and implementing the application.The purpose of the application and other advantages can be by written explanations
Specifically noted structure is achieved and obtained in book and attached drawing.
Detailed description of the invention
Attached drawing is only used for showing the purpose of specific embodiment, and is not considered as the limitation to the application, in entire attached drawing
In, identical reference symbol indicates identical component.
Fig. 1 is the main view for the dust catcher front end unit that the embodiment of the present application one provides；
Fig. 2 is the partial view for the dust catcher front end unit that the embodiment of the present application one provides；
Fig. 3 is another partial view for the dust catcher front end unit that the embodiment of the present application one provides；
The structural schematic diagram of outer housing in the dust catcher front end unit that Fig. 4 provides for the embodiment of the present application one；
The structural schematic diagram of inner housing in the dust catcher front end unit that Fig. 5 provides for the embodiment of the present application one；
The position schematic perspective of outer housing and outer housing in the dust catcher front end unit that Fig. 6 provides for the embodiment of the present application one
Figure；
The position diagrammatic top of outer housing and outer housing in the dust catcher front end unit that Fig. 7 provides for the embodiment of the present application one
Figure；
The perspective view of cyclonic filter component in the dust catcher front end unit that Fig. 8 provides for the embodiment of the present application one；
Fig. 9 is the main view for the dust catcher backend unit that the embodiment of the present application two provides；
Figure 10 is the perspective view for the dust catcher backend unit that the embodiment of the present application two provides；
Figure 11 is the perspective view for the dust catcher backend unit other direction that the embodiment of the present application two provides；
Figure 12 is the cross-sectional view for the dust catcher backend unit that the embodiment of the present application two provides；
The perspective view of hanger for suction cleaner in the dust catcher that Figure 13 provides for the embodiment of the present application two；
The perspective view of hanger for suction cleaner other direction in the dust catcher that Figure 14 provides for the embodiment of the present application two.
Appended drawing reference:
1- air intake bradyseism part；2- outlet air end bradyseism part；3- motor body；4- enters the wind end housing；5- outlet air end housing；6-
Charging hole；7- hanger fitting groove；8- air inlet；9- air outlet；10- handle；11- exhaust duct；12- gas vent；13- static elimination
Part；The auxiliary gas vent of 14-；15- upper housing；The first air guide member of 16-；The second air guide member of 17-；18- pedestal；19- key；20- is shown
Device；21- handle baffle；22- interconnecting piece；23- hangs portion；24- intermediate plate；25- end plate；26- baffle；27- side plate；28- positioning
Plate；29- locating slot；30- threading groove；31- stiffening plate；32- mounting hole；33- suction inlet component；34- secondary filter component；35- is supplied
Electrical component；36- dust pocket；37- filtering screen；38- filter frame；39- cone portion；40- bracket；41- top of support edge；42- dress
Accessory；43- dust-break tube body；44- dust retaining ring；45- dust board；46- outer housing；47- inner housing；48- helical ring；49- ontology；
50- boss portion；51- mounting ring；The department of assembly 52-；53- air guide member；The axis of A-A- electric machine assembly；The axis of B-B- suction line；
The axis of C-C- handle；The axis of D-D- secondary filter component.
Specific embodiment
Specifically describing preferred embodiment of the present application with reference to the accompanying drawing, wherein attached drawing constitutes part of this application,
And it is used to illustrate the principle of the application together with embodiments herein.
Embodiment one
The front end unit for present embodiments providing a kind of dust catcher, referring to Fig. 1 to Fig. 8, including suction inlet component 33 and suction inlet
The collection assembly of dust and secondary filter component 34 and Power Supply Assembly 35 above collection assembly of dust that component 33 is connected to, Power Supply Assembly
35 are sheathed on the outer peripheral surface of secondary filter component 34, and Power Supply Assembly 35 surrounds secondary filter component 34.
Compared with prior art, Power Supply Assembly 35 is sheathed on secondary by the front end unit of dust catcher provided in this embodiment
The outer peripheral surface of filter assemblies 34, that is to say, that assemble secondary filter component 34 simultaneously using the upper area of collection assembly of dust and supply
Electrical component 35, it is not necessary that the assembly area of Power Supply Assembly 35 is in addition arranged, so as to efficiently use the upper area of collection assembly of dust,
Space utilization rate is improved, the overall volume of dust catcher is reduced.
Illustratively, above-mentioned collection assembly of dust includes dust pocket 36 and the cyclonic filter component in dust pocket 36, collection
Region between dirt cup 36 and cyclonic filter component is the first accumulation area, is the second accumulation area in cyclonic filter component.
Reasonability, above-mentioned dust pocket 36, cyclonic filter component, secondary mistake are distributed in order to improve the gravity of above-mentioned front end unit
Component 34 and Power Supply Assembly 35 coaxial (the axis D-D of secondary filter component) setting are filtered, using coaxial arrangement, the weight of front end unit
Power distribution is relatively reasonable, and when user's hand-held cleaners, hand feels more comfortable, improves user experience.
For the structure of cyclonic filter component, specifically comprising filtering screen 37, filter frame 38, cone portion 39
Be fixedly connected with one end of bracket 40, bracket 40 with secondary filter component 34, the other end of bracket 40 respectively with filter frame 38
It is fixedly connected with cone portion, cone portion is located in filter frame 38, and filter frame 38 is sheathed on the outer peripheral surface of cone portion, filter screen
Cover 37 is sheathed on the outer peripheral surface of filter frame 38.
In order to realize being detachably connected between bracket 40 and secondary filter component 34, above-mentioned cyclonic filter component further includes
For top of support along 41 and set on top of support along the assembly parts 42 of 41 inner walls, top of support can along 41 one end and secondary filter component 34
Dismantling connection, top of support are fixedly connected along 41 other end with bracket 40, bracket 40 by top of support along 41 and assembly parts 42 with
Secondary filter component 34 is detachably connected, so as to dismount cyclonic filter component manually, convenient for clearing up it.It is exemplary
Ground, bracket 40 and top of support along 41 be integrally formed, secondary filter component 34 connect one end it is upward, prolong to 40 axis direction of bracket
It stretches and to form top of support along 41, the quantity at least two of assembly parts 42.
For the structure of cone portion 39, specifically comprising multiple cones, illustratively, the quantity of cone are 5~12
A (for example, 7), multiple cones are evenly arranged around the axis of cone portion.
In order to improve the filter effect of above-mentioned cyclonic filter component, multiple filter hole are offered on filtering screen 37, are filtered
The aperture in hole is 0.1mm~0.5mm, for example, 0.3mm.The aperture of filter hole is limited within the above range, it being capable of better mistake
Micronic dust in air filtration body, to improve the filter effect of above-mentioned cyclonic filter component.
In order to avoid the dust in collection assembly of dust flows backward to cyclonic filter component, above-mentioned cyclonic filter component further includes being set to
The dust-break component of 38 lower section of filter frame, specifically, above-mentioned dust-break component includes dust-break tube body 43, dust retaining ring 44 (for example, adopting
It is made of flexible glue) and dust board 45, wherein dust-break tube body 43 is set to filter frame 38 far from 40 one end of bracket, and dust board 45 is set
In the outside wall surface of dust-break tube body 43, and its length degree is less than or equal to the length of dust-break tube body 43, and dust retaining ring 44 is sheathed on dust-break
The junction of tube body 43 and filter frame 38 and the top for being located at dust board 45, the outer rim of dust retaining ring 44 is to the side far from bracket 40
To inclination, that is to say, that dust retaining ring 44 tilts down, it is to be understood that the inside of tube body is hollow structure, for storing cone
The separated dust granule out of body.Wherein, 43 one side of dust-break tube body can be used for being isolated the first accumulation area and the second accumulation area, prevent
Only the bulky grain dust in the first accumulation area enters in the second accumulation area, on the other hand can also be small to what is fallen from cone portion
Particle dust is oriented to, and can be concentrated and be fallen in the second accumulation area；For dust retaining ring 44, due to being located at the first accumulation area
Interior bulky grain dust can revolve under the action of negative-pressure sucking on tube body, and it is big that the setting of dust retaining ring 44 can be avoided this part
Particle dust is again introduced into filtering screen 37, after the bulky grain dust rotated upwards is contacted with dust retaining ring 44, can stop on revolving, then
The secondary bottom for falling into the first accumulation area；Similarly, the setting of dust board 45 can also prevent the upper rotation of bulky grain dust, to make
Its bottom for falling into the first accumulation area again.
In order to guarantee the stability of 34 working environment of Power Supply Assembly 35 and secondary filter component, above-mentioned front end unit further includes
Outer housing 46 and the inner housing 47 in outer housing 46, secondary filter component 34 are located in inner housing 47, Power Supply Assembly 35
Between inner housing 47 and outer housing 46, inner housing 47 is located at the top of collection assembly of dust and is connected to collection assembly of dust, so that by
The gas that the outlet side of collection assembly of dust is discharged is able to enter in the filter assemblies of inner housing 47 and filters again；In inner housing 47,
Region between collection assembly of dust (cyclonic filter component) and secondary filter component 34 is formed with intermediate air duct.Wherein, outer housing 46
For guaranteeing the stability of 34 working environment of Power Supply Assembly 35 and secondary filter component；Inner housing 47 is for being isolated Power Supply Assembly 35
With secondary filter component 34, to reduce influence of the fever to secondary filter component 34 of Power Supply Assembly 35 and secondary filter component
Influence of 34 vibrations to Power Supply Assembly 35.
In order to which by the debris collection area of dust guiding dust pocket 36, inner peripheral surface of the outer housing 46 close to collection assembly of dust one end is arranged
The one side of helical ring 48, helical ring 48 towards collection assembly of dust is helicoid, and helical ring 48 is located at the top of collection assembly of dust.Into collection
Dust in dirt component (dust pocket 36) is in contact under the action of negative-pressure sucking with helical ring 48, and along spiral end face carry out from
Heart rotation, so as to effectively by the debris collection area of dust guiding collection assembly of dust, have the function that depositing dust.
For the structure of inner housing 47, specifically comprising ontology 49, boss portion 50, mounting ring 51, department of assembly 52,
Assembly area and exhaust passage, boss portion 50 are set to the outer peripheral surface of ontology 49 and are located at ontology 49 close to collection assembly of dust one end, supply
Electrical component 35 is placed in boss portion 50, and mounting ring 51 is set to the inner peripheral surface of ontology 49 and is located at ontology 49 close to collection assembly of dust one
End, department of assembly 52 are set on mounting ring 51, and mounting ring 51 and department of assembly 52 are for inner housing 47 and collection assembly of dust (top of support edge
41) connection between.When cyclonic filter component and inner housing 47 are assembled, by the top of support on cyclonic filter component along 41
It is placed in the assembly area of mounting ring 51, rotates clockwise cyclonic filter component, so that department of assembly 52 is overlapped with 42 phase of assembly parts,
Complete the assembly of cyclonic filter component and inner housing 47.When cyclonic filter component and inner housing 47 are dismantled, by whirlwind mistake
Filter component is rotated counterclockwise, so that completing cyclonic filter component and inner housing after department of assembly 52 is separated with 42 phase of assembly parts
47 disassembly.It can be cleared up by cyclonic filter component by being taken out in dust pocket 36 using such mode.
It is carried out again in order to concentrate to import in secondary filter component 34 upwards from the gas being discharged in collection assembly of dust
Filtering, the inner peripheral surface of above-mentioned ontology 49 also set up air guide member 53, which is located at ontology 49 close to collection assembly of dust one end, and
The inner edge of air guide member 53 is tilted to the direction of secondary filter component 34, that is to say, that air guide member 53 tilts upwards, forms similar loudspeaker
The annular frustum cone structure of shape tube body, in this way, the opening of air guide member 53 towards one end (inlet end) of collection assembly of dust is larger, wind-guiding
The opening of part 53 towards one end (outlet side) of secondary filter component 34 is smaller, so as to be used to be discharged in collection assembly of dust
Gas gathered, improve secondary filter component 34 in gas flow rate, concentrate upwards import secondary filter component 34 in into
Row filters again.
It is understood that the installation in order to realize 34 component of secondary filter component, the inner peripheral surface of above-mentioned ontology 49 is also set
The installation part for placing secondary filter component 34 is set, which is annular, and the inner peripheral surface along inner housing 47 is arranged, secondary mistake
The bottom end of filter component 34 is placed on upper end, can be in addition, secondary filter component 34 is placed in the mounting groove of installation part
Secondary filter component 34 is positioned.
In order to promote the gas between secondary filter component 34 and inner housing 47 to flow, outside above-mentioned secondary filter component 34
Gap is equipped between wall surface and the inner wall of inner housing 47 to show to form the cricoid exhaust gas region of secondary filter component 34
Example property, the gap between the outside wall surface of secondary filter component 34 and the inner wall of inner housing 47 is 6mm~15mm.Due to above-mentioned
Exhaust gas region is close to Power Supply Assembly 35, when filtered air-flow is when exhaust gas region circulates, can cool down for power supply part.
For the structure of Power Supply Assembly 35, specifically comprising battery bracket, the battery pack on battery bracket with
And for connecting battery pack and the external circuit board assemblies for needing power supply unit.
Embodiment two
A kind of dust catcher is present embodiments provided, successively includes front end unit and reality along the airintake direction of dust catcher
The backend unit of the offer of example one is provided.
Compared with prior art, the backend unit that the beneficial effect Yu embodiment one of dust catcher provided in this embodiment provides
Beneficial effect it is essentially identical, will not repeat them here.
Wherein, for the structure of backend unit, specifically, referring to Fig. 9 to Figure 14 comprising upper housing 15, handle 10,
Pedestal 18 and electric machine assembly, between upper housing 15 and pedestal 18, upper housing 15 is connected handle 10 by handle 10 and pedestal 18
It connects, that is to say, that one end of handle 10 is connect with upper housing 15, and the other end of handle 10 is connect with pedestal 18.Wherein, upper housing
The motor cavity for accommodating electric machine assembly is equipped in 15, electric machine assembly is set in motor cavity, and exhaust is formed in handle 10
Road 11, pedestal 18 open up gas vent 12, and motor cavity is connected to by exhaust duct 11 with gas vent, that is to say, that exhaust duct 11
One end is connected to motor cavity, and the other end of exhaust duct 11 is connected to gas vent, enable electric machine assembly be discharged gas through
Exhaust duct 11 is crossed to be discharged by gas vent.Compared with prior art, in the backend unit of above-mentioned dust catcher, exhaust duct 11 is set to hand
In handle 10, the exhaust outlet of electric machine assembly is connected by the gas vent 12 on the exhaust duct 11 and pedestal 18 in handle 10 in motor cavity
It is logical, since the length of handle 10 is longer, when the air-flow being discharged from electric machine assembly flows in exhaust duct 11, by flow resistance shadow
It rings, flow velocity can be gradually reduced, and flow path and flowing time are longer, it is bigger reduce amplitude, so that flowing through exhaust in air-flow
Flow velocity reduces when at hole 12, so as to reach noise reduction effect, improves user experience.
In order to facilitate the installation of electric machine assembly, the axis A-A of above-mentioned electric machine assembly is horizontally disposed, in this way can be excellent
Change the distribution of dust catcher body force, improves comfort level when user's hand-held cleaners.
For the structure of electric machine assembly, specifically comprising electric machine casing and be set to the intracorporal motor sheet of motor casing
Body 3 and bradyseism component.For the ease of the installation of motor casing intracorporal motor body 3 and Buffer Unit, above-mentioned electric machine casing is point
Body structure, specifically, electric machine casing include the outlet air end housing 5 entering the wind end housing 4 and fastening with air inlet end housing 4, into
The Inner Constitution of wind end housing 4 and outlet air end housing 5 accommodates the chamber of motor body 3 and Buffer Unit, and air inlet end housing 4 opens up
There is air inlet 8, outlet air end housing 5 offers air outlet 9, and air inlet 8, chamber and air outlet 9 constitute airflow channel, air outlet 9
It is corresponding with exhaust duct 11.In this way, end housing 4 can will be entered the wind when installing or replacing motor body 3 and/or Buffer Unit
It is separated with outlet air end housing 5, and then carries out the installation or replacement of motor body 3 and/or Buffer Unit, it is simple to operate.
It further include the air intake set on air inlet 4 bottom of end housing to improve the mounting stability of above-mentioned electric machine assembly
Stabilizer blade and outlet air end stabilizer blade set on 5 bottom of outlet air end housing, air intake stabilizer blade and outlet air end stabilizer blade are to the direction of handle 10
Extend, it can be by electric machine assembly integral erection in motor cavity by air intake stabilizer blade and outlet air end stabilizer blade.
In view of the main portions that motor generates vibration and noise are at both ends, therefore, above-mentioned bradyseism component is seperated knot
Structure, including air intake bradyseism part 1 and outlet air end bradyseism part 2.Wherein, air intake bradyseism part 1 is set to air inlet end housing 4 and motor sheet
Between 3 air intake of body, air intake bradyseism part 1 is sheathed on the outer wall of 3 air intake of motor body, the air intake surface of air intake bradyseism part 1
Inner wall with side respectively at electric machine casing contacts, and outlet air end bradyseism part 2 is set to outlet air end housing 5 and 3 outlet air end of motor body
Between, outlet air end bradyseism part 2 is sheathed on the outer wall of the outlet air end of motor body 3, and the outlet air end of motor body 3 is arranged in outlet air end
In the groove of bolster, the air intake surface of outlet air end bradyseism part 2 and side are contacted respectively at the inner wall of electric machine casing, so that electric
Machine ontology 3 is erected between air intake bradyseism part 1 and outlet air end bradyseism part 2.In this way, using the bradyseism component of separate structure, only
Air inlet is respectively set in the electric machine casing air intake and outlet air end and 3 air intake of motor body and outlet air end for shaking more strong
Bradyseism part 1 and outlet air end bradyseism part 2 are held, it is whole without wrapping up motor, so as to carry out effective bradyseism to motor body 3
On the basis of, the exposed heat dissipation area of motor body 3 is improved, to improve the heat dissipation performance of motor body 3.Further, since adopting
With the bradyseism component of separate structure, the consumptive material usage amount of bradyseism component can be effectively reduced, thus lower above-mentioned electric machine assembly with
And the processing cost of dust catcher increases.
It should be noted that since motor body 3 is erected between air intake bolster and outlet air end bolster, that is,
It says, the middle part of motor body 3 is vacantly arranged, and motor body 3 will not be contacted directly with electric machine casing, therefore, 3 middle part of motor body
Vibration will not be transferred to electric machine casing.
Illustratively, above-mentioned air intake bradyseism part 1 and outlet air end bradyseism part 2 are all made of elastic material (for example, soft rubber
Glue) elastic bradyseism part is made.
In order to reduce the noise generated during dust collector exhaust, above-mentioned backend unit further includes going out set on electric machine casing
Auxiliary exhaust duct between air port 9 and upper housing 15 and the auxiliary gas vent 14 set on 15 rear end of upper housing.Auxiliary exhaust duct one end with
The air outlet 9 of electric machine casing is connected to, and the other end is connected to auxiliary gas vent 14.Compared to the dust suction of existing only single exhaust passage
Device, exhaust passage design for binary channels, and the gas of electric machine assembly discharge is mainly discharged outside dust catcher from exhaust duct 11, auxiliary exhaust duct
The capacity and air velocity of exhaust duct 11 can be suitably reduced, to reduce the noise generated in its exhaust process of dust catcher.
It should be noted that being used as exhaust duct for the exhaust duct 11 in handle 10 is set to, this is for gas vent 12 is set to handle 10
Bottom, down-set, farther out apart from user nostril, and the gas being discharged flows downward, and therefore, can reduce not filtering completely
Pollution of the dust to gas near user；Meanwhile the gas to flow downward can generate upward reaction force to dust catcher,
So that user's heft reduces, it is convenient hand-held.By the exhaust duct between the air outlet and upper housing 15 that are set to electric machine casing
It, can be on the basis of avoiding the dust not filtered completely to the pollution of gas near user as auxiliary exhaust duct, appropriate point
The air-flow of gas vent 12 is carried on a shoulder pole, the vibration at gas vent 12 is reduced.
It should be noted that the capacity of above-mentioned exhaust duct 11 is greater than the capacity of auxiliary exhaust duct, the exhaust of exhaust duct 11
Amount accounts for the 60%~80% of gross exhaust gas (i.e. total exhaust volume), the capacity of auxiliary exhaust duct account for gross exhaust gas 20%~
40%.Illustratively, the capacity of exhaust duct 11 accounts for the 70% of gross exhaust gas (i.e. total exhaust volume), the capacity of auxiliary exhaust duct
The 30% of gross exhaust gas is accounted for, the capacity ratio of the two is controlled in 7:3.
In order to make the most of gas being discharged from air outlet 9 enter exhaust duct 11, above-mentioned backend unit further includes being set to
The first air guide member 16 between air port 9 and upper housing 15, the gas being discharged from air outlet 9 import handle by the first air guide member 16
In exhaust duct 11 in 10.In addition, the first air guide member 16 obstructed it is direct between electric machine casing air outlet 9 and auxiliary gas vent 14
Connection, the air-flow that electric machine casing can be prevented to be discharged directly are flowed out from auxiliary exhaust duct without exhaust duct 11.
From the point of view of bradyseism, the windward side of above-mentioned first air guide member 16 is set as the arcuate structure of indent.This be because
For, compared to other structures, the arcuate structure of indent is not present turning, gas by the arcuate structure of indent can by directly,
It imports in exhaust duct 11 glibly, disorder will not be generated in corner, to reduce gas and the interaction of the first air guide member 16
When the vibration that generates of the first air guide member 16, and then play the effect of bradyseism.
In order to make the small portion of gas being discharged from air outlet 9 enter auxiliary exhaust duct, above-mentioned backend unit further includes being set to the
Second air guide member 17 of one air guide member, 16 lower section, the second air guide member 17 are located at the windward side of exhaust duct 11 Yu auxiliary exhaust duct junction
On, the air-out direction of the second air guide member 17 is directed toward auxiliary exhaust duct.Air-flow is directed to exhaust duct under the action of the first air guide member 16
11 direction, then, when by exhaust duct 11 and auxiliary exhaust duct junction, air-flow can be contacted with the second air guide member 17, the
Under the action of two air guide members 17, air-flow generates a certain amount of refraction, so as to there is fraction to be directed to auxiliary exhaust duct.Equally
Ground, from the point of view of bradyseism, the windward side of above-mentioned second air guide member 17 is also configured as the arcuate structure of indent.
For the vibration being further reduced at gas vent 12, exhaust duct 11 can also be obliquely installed, can be increased in this way
Flow-path-length and flowing time of the air-flow in exhaust duct 11, when air-flow flows in exhaust duct 11, by flow resistance
It influencing, flow velocity can be gradually reduced, and flow path and flowing time are longer, and reduction amplitude is bigger, therefore, the exhaust being obliquely installed
Road 11 can further decrease air-flow and flow through the flow velocity of gas vent 12, to reduce the vibration at gas vent 12.
The operating status of real-time control dust catcher, understanding dust catcher, above-mentioned backend unit further include for the convenience of the users
Set on the key 19 (for example, power button and rotational speed regulation key) at 15 top of upper housing and for showing the remaining electricity of dust catcher
The display 20 of amount and current rotating speed gear.
Illustratively, above-mentioned handle 10 be elongate structure, the axis C-C of the handle and the axis A-A of electric machine assembly and/
Or the angle of the axis B-B of dust collector suction pipe is 75 °~90 °, illustratively, above-mentioned angle is 78 °~85 °.By handle
The angle of axis C-C and electric machine assembly axis A-A and/or dust collector suction pipe axis B-B limit within the above range, make to go smoothly
Handle 10 more meets ergonomics, increases comfort when gripping handle 10.
It is worth noting that, the length of handle 10 needs the width greater than user's hand, user thinks gripping handle 10
Central region, need to apply biggish power, hold for the convenience of the users, on handle 10 be arranged handle baffle 21.Handle gear
The setting of piece 21 is equivalent to the length for reducing 10 gripping area of handle, and when user's gripping handle 10, hand top is against
On handle baffle 21, hand is avoided to continue to slide up, so as to reduce the power that user's gripping handle is applied, raising makes
The comfort level of user.
Specifically, in order to further increase the comfort level of user, handle baffle is little at a distance from 10 top of handle
In 34mm, for example, 15mm~32mm, handle baffle is not less than 2mm relative to the height on 10 surface of handle, for example, 5mm~
15mm。
In practical applications, electric machine assembly and handle 10 can generate electrostatic in the friction process with gas, in order to eliminate
Electrostatic also sets up static elimination part 13 on handle 10, which is embedded in the groove on 10 surface of handle, outside wall surface
With the coplanar setting of outside wall surface of handle 10.Electric machine assembly and the position easy to produce static electricity of handle 10 by static elimination part 13 with
The connection of user's hand, it is quiet to eliminate so as to which electrostatic is imported human body by static elimination part 13 by generated electrostatic
Electricity.
It is understood that powering for convenience for electric machine assembly, also set up on handle 10 for powering for electric machine assembly
Charging hole 6.
When being in non-working condition in view of dust catcher, need to hang on hanger, therefore, on above-mentioned pedestal 18 setting with
Dust catcher, is hung on hanger by the mutually matched hanger fitting groove 7 of hanger by hanger fitting groove 7.
Illustratively, above-mentioned gas vent 12 is set to the slot bottom of hanger fitting groove, that is to say, that by the slot bottom of hanger fitting groove
It is set as orifice plate, as gas vent 12.It can make full use of the bottom space of pedestal 18 in this way, realize two kinds of hanger assembly and exhaust
Function.
It is understood that above-mentioned dust catcher further includes hanger for suction cleaner, hanger for suction cleaner includes ontology and connector, is connected
Fitting is set on ontology, and is protruded from ontology and formed hanging structure, and the pedestal of dust collector host is hung on connector, Ke Yili
It solves, needs to open up corresponding link slot on pedestal by the way that connector to be placed in link slot, realize that pedestal and dust catcher are hung
The connection of frame.It is above-mentioned hanger for suction cleaner by connector formation hanging structure, pedestal is hung on hanger for suction cleaner, it can
The volume of hanger for suction cleaner is effectively reduced, reduces the weight and cost of hanger for suction cleaner itself, and then simplify the entirety of dust catcher
Structure.
Illustratively, the length of above-mentioned hanger for suction cleaner is 135~145mm (for example, 140.5mm), hanger for suction cleaner
Width is 60mm~65mm (for example, 62.5mm).
Specifically, above-mentioned connector includes interconnecting piece 22 and hangs portion 23, hangs portion 23 and passes through interconnecting piece 22 and ontology
Connection, that is to say, that the bottom end of interconnecting piece 22 is connect with ontology, and the top of interconnecting piece 22 is connect with the portion that hangs 23.It is understood that
, in order to form hanging structure, the above-mentioned edge (for example, hanging the upside in portion 23, left side and/or right side) for hanging portion 23 is needed
The outside for protruding from interconnecting piece 22, when the link slot on host backplane, which is hung on, to be hung on part, the edge for hanging portion 23 can
To be fastened in link slot, host backplane is preferably limited, guarantees that it does not fall out link slot.
For the structure of ontology, specifically comprising intermediate plate 24 and the end plate 25 set on 24 both ends of intermediate plate, in
Between plate 24 between two end plates 25, connector be set to intermediate plate 24 on.
In order to facilitate the connection between pedestal and connector, relative to the mounting surface of hanger for suction cleaner, the height of intermediate plate 24
Degree is higher than the height of end plate 25, specifically, when the bottom surface of intermediate plate 24 and end plate 25 is in same plane, intermediate plate 24
Top surface is higher than the top surface of end plate 25, and the thickness of intermediate plate 24 is greater than the thickness of end plate 25.Setting is because of the height of end plate 25 in this way
Degree is lower than the height of intermediate plate 24, gap of the gap greater than intermediate plate 24 and interconnecting piece 22 of end plate 25 and interconnecting piece 22, pedestal
When connecting with intermediate plate 24, pedestal can more easily be hung on connector.Meanwhile when ontology is needed through screw and installation
When face is fixedly connected, screw is set on end plate 25, and screw passes through end plate 25 and connect with mounting surface, the appropriate thickness for reducing end plate 25
Degree, can reduce the ruler of required screw.In addition, a certain distance can be conceded by being located at the end plate 25 of lower end, so that pedestal is in weight
Under the action of power, certain angle is rotated counterclockwise relative to 24 plane of intermediate plate, so that link slot can be tight with connector
Contiguity touching.
In order to reduce the shaking after pedestal assembly, the two sides of above-mentioned intermediate plate 24 are also set up for being limited to pedestal
Baffle 26, when pedestal is hung on connector, the two sides of pedestal and two block baffles 26 are cooperatively connected, and baffle 26 carries out pedestal
Limit, so as to reduce the shaking of pedestal.
In order to realize power supply adaptor power supply line storage, above-mentioned hanger for suction cleaner further includes setting around the edge of ontology
The side plate 27 set, side plate 27 and ontology constitute the cavity for accommodating power supply adaptor power supply line, which is located at ontology direction
Mounting surface side.
In view of the cavity volume that side plate 27 and ontology are constituted is larger, the trend of power supply line can not be defined, be caused
The storage of power supply line is mixed and disorderly, and therefore, above-mentioned ontology also sets up multiple parallel positioning plates 28, positioning plate 28 towards mounting surface side
On open up for the locating slot 29 for limiting power supply line trend, the both ends of side plate 27 to be equipped with threading groove 30, multiple locating slots 29
Position is corresponding, is located along the same line, and power supply line is arranged in threading groove 30 and locating slot 29.When implementation, power supply line is passed through
The threading groove 30 of one end enters in cavity, then, is successively arranged in multiple locating slots 29, finally from the threading groove of the other end 30
It is pierced by, to complete the storage of power supply line.
It is worth noting that, above-mentioned hanger for suction cleaner needs the long-term weight for bearing dust collector host, it is above-mentioned in order to improve
The structural strength of hanger for suction cleaner further includes being improved set on the stiffening plate 31 towards mounting surface side by stiffening plate 31
State the structural strength of hanger for suction cleaner.
In order to avoid stiffening plate 31 and positioning plate 28 interfere, the storage of power supply line, stiffening plate 31 and positioning plate are influenced
28 are mutually perpendicular to, and locating slot 29 is set on the positioning plate 28 between two neighboring stiffening plate 31.In this way, power supply line is in threading process
In, stiffening plate 31 is not passed through, is interfered so as to stiffening plate 31 and positioning plate 28.
Connection for above-mentioned hanger for suction cleaner and mounting surface, the two are achieved a fixed connection by adhesive-layer or screw.It can
With understanding, using screw fixation method, above-mentioned ontology (for example, on end plate 25) needs to offer the mounting hole through ontology
32。
The preferable specific embodiment of the above, only the application, but the protection scope of the application is not limited thereto,
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by anyone skilled in the art,
Should all it cover within the scope of protection of this application.
Claims (17)
1. a kind of front end unit of dust catcher, which is characterized in that including suction inlet component, the collection assembly of dust being connected to suction inlet component with
And secondary filter component and Power Supply Assembly above collection assembly of dust, the Power Supply Assembly are sheathed on the outer of secondary filter component
Circumferential surface.
2. the front end unit of dust catcher according to claim 1, which is characterized in that the collection assembly of dust include dust pocket with
And the cyclonic filter component in dust pocket.
3. the front end unit of dust catcher according to claim 2, which is characterized in that the dust pocket, cyclonic filter component,
Secondary filter component and Power Supply Assembly coaxial arrangement.
4. the front end unit of dust catcher according to claim 2, which is characterized in that the cyclonic filter component includes filtering
One end of mesh enclosure, filter frame, cone portion and bracket, the bracket is fixedly connected with secondary filter component, the bracket it is another
One end is fixedly connected with filter frame and cone portion respectively, and the cone portion is located in filter frame, and the filtering screen is arranged
In the outer peripheral surface of filter frame.
5. the front end unit of dust catcher according to claim 4, which is characterized in that the cyclonic filter component further includes branch
Frame top edge and set on top of support along the assembly parts of inner wall, the bracket passes through top of support edge and assembly parts and secondary filter component
It is detachably connected.
6. the front end unit of dust catcher according to claim 4, which is characterized in that the cone portion includes multiple cones,
Multiple cones are evenly arranged around the axis of cone portion.
7. the front end unit of dust catcher according to claim 4, which is characterized in that offered on the filtering screen multiple
Filter hole, the aperture of the filter hole are 0.1mm~0.5mm.
8. the front end unit of dust catcher according to claim 4, which is characterized in that the cyclonic filter component further includes setting
Dust-break component below filter frame；The dust-break component includes dust-break tube body, dust retaining ring and dust board；
The dust-break tube body is set to the one end of filter frame far from bracket, and the dust board is set to the outside wall surface of dust-break tube body, institute
Dust retaining ring is stated to be sheathed on the junction of dust-break tube body and filter frame and be located at the top of dust board.
9. the front end unit of dust catcher according to any one of claims 1 to 8, which is characterized in that the front end unit is also
Including outer housing and inner housing, the secondary filter component is located in inner housing, and the Power Supply Assembly is located at inner housing and outer
Between shell, the inner housing is located at the top of collection assembly of dust and is connected to collection assembly of dust.
10. the front end unit of dust catcher according to claim 9, which is characterized in that the outer housing is close to collection assembly of dust
The inner peripheral surface of one end is equipped with helical ring, and the one side of the helical ring towards collection assembly of dust is helicoid.
11. the front end unit of dust catcher according to claim 9, which is characterized in that the inner housing includes ontology, boss
Portion, mounting ring and department of assembly and exhaust passage, the boss portion are set to the outer peripheral surface of ontology and are located at ontology close to collection assembly of dust
One end, the Power Supply Assembly is placed in boss portion, and the mounting ring is set to the inner peripheral surface of ontology and is located at ontology close to dust
One end of component, department of assembly are set on mounting ring, and the mounting ring and department of assembly are for the company between inner housing and collection assembly of dust
It connects.
12. the front end unit of dust catcher according to claim 11, which is characterized in that the inner peripheral surface of the ontology is equipped with and leads
Wind part, the air guide member are located at ontology close to one end of collection assembly of dust, and the inner edge of the air guide member is to the side of secondary filter component
To inclination.
13. the front end unit of dust catcher according to claim 11, which is characterized in that the inner peripheral surface of the ontology, which is equipped with, to be used
In the installation part for placing secondary filter component.
14. the front end unit of dust catcher according to claim 9, which is characterized in that the outer wall of the secondary filter component
There is gap between face and the inner wall of inner housing.
15. the front end unit of dust catcher according to claim 14, which is characterized in that the outer wall of the secondary filter component
Gap between face and the inner wall of inner housing is 6mm~15mm.
16. the front end unit of dust catcher according to any one of claims 1 to 8, which is characterized in that the Power Supply Assembly packet
Include battery bracket, the battery pack on battery bracket and the circuit board group for connecting battery pack and external power supply unit
Part.
17. a kind of dust catcher, which is characterized in that the front end unit including the described in any item dust catchers of claim 1 to 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910899381.4A CN110507240A (en) | 2019-09-23 | 2019-09-23 | A kind of front end unit and dust catcher of dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910899381.4A CN110507240A (en) | 2019-09-23 | 2019-09-23 | A kind of front end unit and dust catcher of dust catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110507240A true CN110507240A (en) | 2019-11-29 |
Family
ID=68631753
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910899381.4A Pending CN110507240A (en) | 2019-09-23 | 2019-09-23 | A kind of front end unit and dust catcher of dust catcher |
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| CN (1) | CN110507240A (en) |
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| CN210989965U (en) * | 2019-09-23 | 2020-07-14 | 小狗电器互联网科技（北京）股份有限公司 | Front end unit of dust collector and dust collector |
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| US20020092123A1 (en) * | 2001-01-12 | 2002-07-18 | Stephens Paul D. | Vacuum cleaner with noise suppression features |
| KR20110001563A (en) * | 2009-06-30 | 2011-01-06 | 삼성광주전자 주식회사 | Dust collector and vacuum cleaner |
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Address after: 7-605, 6th floor, building 1, yard a, Guanghua Road, Chaoyang District, Beijing 100026 Applicant after: Beijing dog vacuum cleaner Group Co.,Ltd. Address before: 7-605, 6th floor, building 1, yard a, Guanghua Road, Chaoyang District, Beijing 100026 Applicant before: PUPPY ELECTRONIC APPLIANCES INTERNET TECHNOLOGY (BEIJING) Co.,Ltd. |