CN108125616A - Dust catcher - Google Patents
Dust catcher Download PDFInfo
- Publication number
- CN108125616A CN108125616A CN201611139114.XA CN201611139114A CN108125616A CN 108125616 A CN108125616 A CN 108125616A CN 201611139114 A CN201611139114 A CN 201611139114A CN 108125616 A CN108125616 A CN 108125616A
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- Prior art keywords
- filter
- dust catcher
- hole
- fan housing
- state
- Prior art date
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- 239000000428 dust Substances 0.000 title claims abstract description 73
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims description 19
- 238000001914 filtration Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims 1
- 238000011045 prefiltration Methods 0.000 abstract description 15
- 230000000712 assembly Effects 0.000 description 19
- 238000000429 assembly Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 239000012535 impurity Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000009466 transformation Effects 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
- 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
-
- 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
- A47L9/14—Bags or the like; Rigid filtering receptacles; Attachment of, or closures for, bags or receptacles
- A47L9/1427—Means for mounting or attaching bags or filtering receptacles in suction cleaners; Adapters
-
- 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
-
- 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
- A47L9/2805—Parameters or conditions being sensed
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
Present invention is disclosed a kind of dust catchers, and including dirty air entrance, clean air outlet and the air duct being arranged between the dirty air entrance and the clean air outlet, vacuum generator is equipped in the air duct（8）, the vacuum generator（8）Upstream be equipped with first filter（23）, the first filter（23）Upstream be equipped with the second filter（25）, further include a state sensor（5）；During first state, the first filter（23）With second filter（25）Joint triggers the state sensor（5）；During the second state, the first filter（23）With second filter（25）Do not combine, the state sensor（5）It does not trigger.The present invention can be achieved at the same time the anti-neglected loading to main filter, prefilter by a micro-control switch and detect, and save cost.
Description
Technical field
The present invention relates to a kind of dust catcher more particularly to twinfilter dust catcher.
Background technology
With being constantly progressive for society, the security performance assessing requirement of dust catcher is also higher and higher, current needing to meet
Under the professional standard of dust catcher, general filter is required for increasing prefilter in the outside of main filter, for protecting main mistake
Filter.
Therefore, it needs to set leakproof mounting mechanism respectively for main filter and prefilter, common leakproof mounting mechanism is
It is realized by microswitch, one microswitch of touch-control reaches the mesh of anti-neglected loading respectively for main filter and prefilter after assembling
, on the one hand cause cost higher using two microswitches, on the other hand need respectively for main filter and iron net cover point
Not She Ji leakproof assembling structure, structure is independent, and space cost is high.
Invention content
It is an object of the invention to solve defect of the existing technology, one kind is provided, a state sensor is used only i.e.
The dust catcher of the anti-neglected loading of twinfilter can be achieved, it is intended to solve the problems, such as that existing leakproof mounting mechanism is complicated and of high cost.
The technical solution of the present invention is that a kind of dust catcher including dirty air entrance, clean air outlet and is arranged on
Air duct between the dirty air entrance and the clean air outlet is equipped with vacuum generator, the vacuum in the air duct
The upstream of generator is equipped with first filter, and the upstream of the first filter is equipped with the second filter, further includes a state
Inductor；During first state, the first filter and second filter joint trigger the state sensor；Second shape
During state, the first filter and second filter are not combined, and the state sensor does not trigger.
In one embodiment, the dust catcher further includes fan housing and filter holder, and the outer of the fan housing, which is equipped with, to be led to
Hole, the state sensor correspond to the through-hole setting, and the first end of the first filter and the filter holder are non-disconnectable
It is tightly connected with unloading, the upstream side of the second end of the first filter is equipped with the first protrusion, and the outer of the filter holder is set
There is the second mounting portion；During the first state, the second end of the first filter is tightly connected with the fan housing, and described second
The first end of filter is removably tightly connected with second mounting portion, described in the second end insertion of second filter
Through-hole triggers the state sensor.
Preferably, the through-hole is equipped with elastic arm, and one end of the elastic arm is equipped with pressure head, the other end of the elastic arm with it is described
The inner wall connection of through-hole.
Preferably, the second end of the first filter is equipped with end cap, and the upstream side of the end cap is equipped with the first protrusion.
Preferably, second mounting portion is equipped with the slot of at least one ash leakage hole for bottom.
Preferably, between the two neighboring ash leakage hole be equipped with inclined-plane, the inclined-plane by the two neighboring ash leakage hole it
Between arrive respectively the two neighboring ash leakage hole tilt down or the inclined-plane by an ash leakage hole to adjacent thereto another
The ash leakage hole tilts down.
Preferably, shrapnel is equipped at least one ash leakage hole.
In another embodiment, the dust catcher further includes fan housing, and the outer of the fan housing is equipped with through-hole, the shape
State inductor corresponds to the through-hole setting, and the fan housing further includes linkage portion, and the linkage portion includes being arranged on the fan housing
The supporter of side and the trigger member hinged with supporter middle part are swum, the trigger member is axially transported in the through-hole along it
It is dynamic；In the first state, the first filter compresses the first end of the supporter, and second filter compresses institute
The second end of supporter is stated, the supporter makes the trigger member trigger the state sensor.
Preferably, one of the through-hole or the triggering are equipped at least one third protrusion, wherein another be equipped with extremely
A few sliding slot coordinated with the third protrusion.
In other embodiments, the state sensor is microswitch, described in the contact of the microswitch corresponds to
Through-hole.
Preferably, first seal is equipped between the state sensor and the through-hole.
Preferably, second seal is equipped between the second end of the first filter and the fan housing.
Preferably, the second end of the first filter is equipped with the second protrusion towards the side of the second seal.
Preferably, second protrusion includes at least one high male member and at least one low male member, at least one height
Male member is located at the upstream side of at least one low male member.
After implementing technical solution of the present invention, significant technological progress is as described below.
（1）The detection of the anti-neglected loading to main filter, prefilter can be realized in one state sensor, has saved cost；
（2）Main filter top is realized with the top of prefilter combines driving, and state sensor is controlled, is played effectively
Anti- neglected loading detection；
（3）Joint driving mechanism structure is simple, and the installation of main filter and prefilter is simplified by the joint driving mechanism
Mode, while space cost is saved, reduce the overall volume of product；
（4）Elastic sealing element is equipped between state sensor and through-hole, which can be used as drive mechanism, while rise again
To the effect of dust-separation, prevent dust from invading；
（5）Filter holder has inner groovy and external groove, can be supported limiting to main filter and prefilter simultaneously；
（6）External groove has shrapnel, which can give thrust of the prefilter towards fan housing；
（7）External groove has ash leakage hole, can prevent dust accumulation in time by intrusion dust discharge；
Description of the drawings
Fig. 1 is a kind of schematic diagram of embodiment of dust catcher of the present invention；
Fig. 2 is the structure enlargement diagram of a-quadrant in Fig. 1；
Fig. 3 is the structure enlargement diagram of B area in Fig. 1；
Fig. 4 is the schematic diagram and partial enlargement of fan housing in the present invention；
Fig. 5 is the schematic diagram and partial enlargement of filter holder in the present invention；
Fig. 6 is the schematic diagram of end cap in the present invention；
Fig. 7 is the C-C sectional views in Fig. 6；
Fig. 8 is a kind of schematic diagram of embodiment of ash leakage hole and inclined-plane in the present invention；
Fig. 9 is ash leakage hole and the schematic diagram of another embodiment in inclined-plane in the present invention；
Figure 10 is the schematic diagram for not installing filter in the dust catcher another embodiment of the present invention；
Figure 11 is the schematic diagram that a filter is only installed in the dust catcher another embodiment of the present invention；
Figure 12 is the schematic diagram that two filters are installed in the dust catcher another embodiment of the present invention.
Figure 13 is the connection mode of filter holder and motor cabinet in the prior art；
Figure 14 is nose assembly and one embodiment of filter assemblies connection mode in the present invention；
Figure 15 is nose assembly and another embodiment of filter assemblies connection mode in the present invention；
Figure 16 is nose assembly and the further embodiment of filter assemblies connection mode in the present invention.
In above-mentioned attached drawing, 1- fan housings；11- through-holes；111- thirds protrusion；121- elastic arms；1211- pressure heads；The first spiral shells of 12-
Line wall；2- filter assemblies；21- filter holders；The first mounting portions of 211-；The second mounting portions of 212-；2121- ash leakage holes；2122-
Shrapnel；2123- inclined-planes；23- first filters；The first end of 231- first filters；The second end of 232- first filters；
24- end caps；The first protrusions of 241-；The first screw threads of 242-；The second protrusions of 243-；2431- high male members；The low male members of 2432-；25-
Tow filtrator；The first end of the second filters of 251-；The second end of the second filters of 252-；2531- the first bound edge parts；2532-
Second bound edge part；3- seal clearances；41- upper covers；42- covers；5- state sensors；52- first seals；6- motor cabinets；61-
Side wall；62- bottom walls；The second threaded walls of 63-；The second screw threads of 631-；632- flanges；7- second seals；8- vacuum generators；9-
Linkage portion；91- supporters；The first end of 911- supporters；The second end of 912- supporters；92- trigger member；921- trigger member
First end；The second end of 922- trigger member；923- sliding slots.
Specific embodiment
Below in conjunction with attached drawing, the specific embodiment of the present invention is described in further detail, so that technical scheme of the present invention
It is more readily understood and grasps.
The present invention provides a kind of dust catcher with twinfilter, including dirty air entrance（It is not shown）, clean air goes out
Mouthful（It is not shown）And the air duct being arranged between dirty air entrance and clean air outlet, vacuum generator 8, tool are equipped in air duct
Body, vacuum generator 8 is impeller motor.The upstream of vacuum generator 8 is equipped with first filter 23, specifically, the first filtering
Device 23 is HEPA filter cores.The upstream of first filter 23 is equipped with the second filter 25, and specifically, the second filter 25 is iron net
Cover.As shown in Figure 1, in this embodiment, dust catcher further include fan housing 1, filter holder 21, motor cabinet 6, including clear
The upper cover 41 of clean air outlet slit, the storage dust barrel including dirty air entrance（It is not shown）With cover 42.Wherein, vacuum generator 8 is pacified
Inside motor cabinet 6, motor cabinet 6 includes side wall 61 and the bottom wall 62 being connect with 61 one end of side wall, in the present embodiment, side
Wall 61 is integrally formed with bottom wall 62.Bottom wall 62 is equipped with motor air inlet, and the one end of side wall 61 far from bottom wall 62 has the second spiral shell
Line wall 63.Second threaded walls 63 radially protrude from side wall 61 motor cabinet 6, i.e. the internal diameter of the second threaded walls 63 is more than side wall
61 internal diameter, in this way, when first filter 23 is mounted on 6 periphery of motor cabinet, in the side wall 61 and first filter of motor cabinet 6
An air duct can be formed between 23 insides.Second one end of threaded walls 63 far from bottom wall 62 is equipped with and outward extends flange 632.
Motor cabinet 6 is securedly mounted to 1 lower part of fan housing, i.e., be fastenedly connected between the second threaded walls 63 and fan housing 1；Upper cover 41 is mounted on fan housing
1 top, filter holder 21 are mounted on 62 lower part of motor cabinet bottom wall, and 23 and second filter 25 of first filter is mounted on motor cabinet
Between the filter holder 21 in 6 side wall, 61 outside and fan housing 1, and first filter 23 is in the inside of the second filter 25, storage dust barrel
The lower section of 42 outer of cover is installed；The flange 632 of motor cabinet 6 be folded in cover 42 along between fan housing 1, cover 42 and fan housing
It is fastenedly connected by screw between 1, in addition, being additionally provided with sealing element or setting sealing structure between motor cabinet 6 and fan housing 1, made
It is fastened and connected between 1 three of motor cabinet 6 and fan housing.In above structure, under the action of vacuum generator 8, dirty air from
Dirty air entrance enters storage dust barrel, and passes sequentially through the second filter 25 and first filter 23, the second filter along path H1
25 intercept coarse dust impurity, and first filter 23 further intercepts more very thin dust impurity；It is intercepted by filter
Dust impurity be trapped in storage dust barrel in, clean air is along path H2, from first filter 23 via filter holder 21 and motor
Air duct between seat 6 reaches the motor air inlet of 6 lower part of motor cabinet, then enters in motor cabinet 6 and the restriction of fan housing 1 along path H3
Portion space, then the space limited via fan housing 1 and upper cover 41, are finally discharged from clean air outlet.In present embodiment
In, dust catcher further includes a state sensor 5.During first state, the joint triggering of 23 and second filter 25 of first filter
State sensor 5；During the second state, 23 and second filter 25 of first filter is not combined, and state sensor 5 does not trigger.
In the present invention, the fan housing 1 and motor cabinet 6 that are mutually fastened and connected constitute nose assembly, and certainly, nose assembly further includes
Lid 41, cover 42, vacuum generator 8 etc.；The first filter 23 and filter holder 21 being mutually fastened and connected constituted
Filter module 2, certainly, filter assemblies 2 further include the second filter 25, end cap 24 etc..
The outer of fan housing 1 is equipped with through-hole 11.Specifically, through-hole 11 is arranged on fan housing 1 relative to the outside of motor cabinet 6,
That is the upstream side of motor cabinet 6.State sensor 5 corresponds to through-hole 11 and sets.Specifically, in the present embodiment, state sensor 5 is
Microswitch.Microswitch is arranged near through-hole 11, and makes the contact of microswitch corresponding with through-hole 11.In other implementations
In example, the periphery of through-hole 11 is equipped with the convex wall extended to 1 top of fan housing, which forms a microswitch holding tank, fine motion
Switch is mounted on the downward state in contact in the holding tank, makes its contact towards through-hole.
For convenience of description, the orientation restriction in invention is made and is defined as below.First, by above-mentioned air stream on the basis of,
" upstream " is defined as close to the direction of dirty air entrance, " downstream " is defined as, such as upper close to the direction of clean air outlet
It states in structure, first filter 23 is arranged on the downstream of the second filter 25, and first filter 23 is close to the second filter 25
It is known as upstream face on one side, the one side far from the second filter 25 is known as downstream face.Second, with the longitudinal axis of vacuum generator 8
On the basis of, it is known as " interior " close to the longitudinal axially direction of vacuum generator 8, the direction of the longitudinal axis far from vacuum generator 8
Referred to as " outer ", such as in above structure, first filter 23 is arranged on the inside of the second filter 25, first filter 23 is close
The one side of second filter 25 is known as its lateral surface.Third, alleged in of the invention " on " " under " it is opposite in description attached drawing
Orientation.
First embodiment
In the present embodiment, such as Fig. 2 ~ Fig. 9, through-hole 11 is interior to be equipped with elastic arm 121.One end of elastic arm 121 is equipped with pressure head 1211,
The thickness of pressure head 1211 is significantly greater than the thickness of elastic arm 121, and specifically, pressure head 1211 is downwardly projecting, in other embodiments,
Pressure head 1211 is protruding upward；The other end of elastic arm 121 is connect with the inner wall of through-hole 11, specifically, elastic arm 121 and 1 one of fan housing
Molding, since elastic arm 121 is as elastic material, so pressure head 1211 can be moved up and down along the axial direction of through-hole 11.Specifically,
When being under pressure, pressure head 1211 is moved along pressure direction；During pressure releases, pressure head 1211 resets under the action of elastic arm 121.
In other embodiments, elastic arm 121 and the inner wall elasticity of through-hole 11 are pivotally connected.
In the present embodiment, first seal 52 is equipped between microswitch and through-hole 11.Specifically, first seal
52 be elastic material, is arranged between microswitch contact and pressure head 1211.Further, first seal 52 is substantially in tablet
Shape is filled in microswitch holding tank, and through-hole 11 is sealed.When 1211 stress of pressure head towards microswitch contact move, pressure
Compel first seal 52, at least local elastic deformation, elastic deformation part compressing fine motion occur for first seal 52 itself
Switch contact triggers microswitch；When 1211 stress of pressure head cancels, pressure head 1211 is detached with first seal 52, and first is close
Sealing 52 restore to the original state and with microswitch contact separation, microswitch triggering release.The setting of first seal 52, was both played
Gearing, and can effectively seal through-hole 11, preventing dust from entering microswitch causes microswitch to damage, and plays biography
Action is used.
The first end 231 of first filter 23 is unremovably tightly connected with filter holder 21.In the present embodiment,
The outer rim of filter holder 21 be equipped with the first mounting portion 211, specifically, the first mounting portion 211 be slot, the first of first filter 23
End 231 is inserted into interference in the first mounting portion 211.In further embodiments, the first end 231 of first filter 23 and filtering
It is fixed between stent 21 using adhesive sealing.In further embodiments, the first end 231 of first filter 23 and filtering branch
It is fixed between frame 21 using helicitic texture sealing.In further embodiments, the first end 231 of first filter 23 and filtering branch
Frame 21 is integrally formed.The upstream side of the second end 232 of first filter 23 is equipped with the first protrusion 241.In the present embodiment,
The second end 232 of one filter 23 is equipped with end cap 24, and end cap 24 wraps up the second end 232 of first filter 23.Specifically, end cap
It is connected between 24 and the second end 232 of first filter 23 by adhesive.In further embodiments, 24 and first mistake of end cap
The second end 232 of filter 23 is integrally formed.The first protrusion 241 is equipped in the upstream side of end cap 24, in the downstream side of end cap 24
Equipped with the first screw thread 242, the second protrusion 243 is equipped in the side of first end 231 of the end cap 24 far from first filter 23, specifically
Ground, the second protrusion 243 have slightly pointed end.In further embodiments, the second protrusion 243 includes at least one high male member 2431
With at least one low male member 2432, wherein the height of high male member 2431 be more than low male member 2432.In further embodiments, second
Protrusion 243 includes the high male member 2431 and low male member 2432 from upstream side to downstream side successively.In further embodiments, second
Protrusion 243 includes one high male member, 2431, two low male members 2432 and a high male member successively from upstream side to downstream side
2431.The setting of above-mentioned second protrusion 243, can be after high 2431 wear out failure of male member in upstream side, by low male member 2432 then
It works.
The outer of filter holder 21 is equipped with the second mounting portion 212, and specifically, the second mounting portion 212 is arranged on the first installation
The upstream side in portion 211.In the present embodiment, the second mounting portion 212 is equipped with the slot of at least one ash leakage hole 2121 for bottom.By
The dust impurity that second filter 25 intercepts is fallen into the slot of the second mounting portion 212, and pass through ash leakage hole 2121 and fall into dust bucket
It is interior, avoid the accumulation of dust impurity.In the present embodiment, inclined-plane 2123 is equipped between two neighboring ash leakage hole 2121.Such as
Fig. 8, the middle part highest between two neighboring ash leakage hole 2121 are to dip down towards ash leakage hole 2121 in the highest on both sides of the middle
Oblique inclined-plane 2123.In further embodiments, such as Fig. 9, the one side highest of ash leakage hole 2121, another side is minimum, also
It is to say between two neighboring ash leakage hole 2121, tilts down to form inclined-plane 2123 from an ash leakage hole towards another ash leakage hole.
Inclined-plane 2123 is set between ash leakage hole 2121, make to fall dust impurity in the second mounting portion 212 under gravity to
Ash leakage hole 2121 moves, and further prevents the accumulation of dust impurity.In the present embodiment, at least one ash leakage hole 2121
Equipped with acclivitous shrapnel 2122, give the second filter 25 in the second mounting portion 212 upward pretightning force.
In the present embodiment, the first end 251 of the second filter 25 is equipped with the first bound edge part 2531, the second filter 25
Second end 252 be equipped with the second bound edge part 2532.Specifically, the first bound edge part 2531 and the second bound edge part 2532 are elastic material
Material can prevent the edge of the second filter 25 from the other component of dust catcher is damaged and being played certain sealing and make
With.
During first state, second end 232 and the fan housing 1 of first filter 23 are tightly connected, and the first of the second filter 25
End 251 is removably tightly connected with the second mounting portion 212, and the second end 252 of the second filter 25 is inserted into through-hole 11, and first is convex
Portion 241 has limited the second end 252 of the second filter 25, and jack up pressure head upwards with through-hole 11 in the radial direction of through-hole 11
1211, pressure head 1211 gives first seal 52 1 and upwards pressure, and makes first seal 52 that elastic deformation locally occur, should
Microswitch contact is withstood upwards in elastically-deformable part.At this point, the control device judgement filter of dust catcher is all installed to
Position allows dust catcher to start.
If it is only mounted with first filter 23 and the second filter 25 is not installed, due to the limitation of above structure so that
Microswitch can not be triggered, then the control device judgement filter of dust catcher is not installed in place all, does not allow dust catcher
Start.If not installing first filter 23, due to lacking filter holder 21, the second filter 25 is made to lack lower support,
And then microswitch can not be triggered, then the control device judgement filter of dust catcher is not installed in place all, does not allow to inhale
Dirt device starts.The state that above-mentioned filter is not installed in place all is known as the second state.
The present invention also provides the connection mode of nose assembly and filter assemblies 2, as shown in Figure 14 ~ Figure 16.Due to
Dust catcher has substantially symmetric structure under normal conditions, illustrates only dust catcher half for simplicity, in Figure 14 ~ Figure 16
Diagrammatic cross-section, the nose assembly in figure illustrates only the fan housing 1 being mutually fastened and connected and motor cabinet 6, filter group
Part 2 is shown as an entirety.In the present embodiment, filter assemblies 2 are arranged on the same side of fan housing 1, mistake with motor cabinet 6
Filter module 2 is wrapped in the periphery of side wall 61 and bottom wall 62, i.e. filter assemblies 2 are arranged on the upstream of motor cabinet 6.Filter group
There is seal clearance 3 between the free end of part 2 and nose assembly.One of the free end of filter assemblies 2 and nose assembly
Including being arranged on its first circumferential screw thread 242, wherein another including second spiral shell corresponding and complementary to 242 position of the first screw thread
Line 631.First screw thread 242 and the second screw thread 631 define the fastening road between the free end of filter assemblies 2 and nose assembly
Diameter.When the first screw thread 242 and the cooperation of the second screw thread 631 screw, the free ends of filter assemblies 2 is along the direction of travel T screwed
Nose assembly is moved closer to, direction T is perpendicular to helicoid and substantially parallel with the axial direction of dust catcher, and seal clearance 3 is made gradually to subtract
It is small.When the first screw thread 242 and the second screw thread 631 are tightened onto screw tip along fastening path, the free end of filter assemblies 2 with
The distance between nose assembly minimum is minimum clearance.Setting second seal 7, second seal 7 exist in seal clearance 3
The thickness on direction of travel screwed is not less than the minimum clearance.
In one embodiment, the first screw thread 242 is the external screw thread being arranged on the outside of the free end of filter assemblies 2；
Nose assembly is equipped with the first threaded walls 12 extended to 62 direction of bottom wall, and the second screw thread 631 is is arranged in the first threaded walls 12
The internal thread of side.In one embodiment, the first threaded walls 12 are extended downwardly by fan housing 1, such as Figure 14.In another embodiment
In, the first threaded walls 12 are extended downwardly by the outwardly extending outer rim in the one end of the side wall 61 of motor cabinet 6 far from bottom wall 62, are such as schemed
15.In the present embodiment, the outer diameter of the internal diameter and filter assemblies 2 of the first spiral wall 12 is adapted, specifically, the first spiral
The internal diameter of wall 12 is not less than the outer diameter of filter assemblies 12.On the basis of present embodiment, those skilled in the art can hold
It is readily conceivable that, additional internal thread is set on the inside of the free end of filter assemblies 2, while is set in 61 outside of side wall of motor cabinet 6
In the corresponding and complementary additional external screw thread in additional internal thread position, it can further enhance fastening and sealing effect.
In another embodiment, the first screw thread 242 is the interior spiral shell being arranged on the inside of the free end of filter assemblies 2
Line；Second screw thread 631 is the external screw thread for being arranged on 61 outer surface of side wall, as shown in figure 16.In the present embodiment, motor cabinet 6
The internal diameter of outer diameter and filter assemblies 2 of side wall 61 be adapted, specifically, the outer diameter of the side wall 61 of motor cabinet 6 was not more than
The internal diameter of filter module 2.
Specifically, such as Fig. 1 ~ Fig. 2, the second screw thread 631 is arranged on the outside of the second threaded walls 63, first filter 23
Second end 232 clamps second seal 7 and flange 632 with fan housing 1.When the installation for carrying out dust catcher, by filter assemblies 2
The periphery of motor cabinet 6 is covered on, and make the first screw thread 242 corresponding with the second screw thread 631 from one end far from the second threaded walls 63；
Rotating filter device assembly 2, the first screw thread 242 and the second screw thread 631 fasten mating along the direction of travel T that screws, make end cap 24 with
Fan housing 1 compresses second seal 7.Particularly, thickness of the second seal 7 on the direction of travel T screwed is not less than end cap
Minimum clearance between 24 and fan housing 1.That is, the first screw thread 242 and the second screw thread 631 are on the direction of travel T screwed
When screwing completely, there are prepsetting gap g between end cap 24 and fan housing 1, thickness of the second seal 7 in fastening direction is d, then
d≥g.In this way, the degree that screws of the sealing effect and the first screw thread 242 and the second screw thread 631 between end cap 24 and fan housing 1 has
Close, that is, screw that degree is about big, then the actual gap between end cap 24 and fan housing 1 is smaller, second seal 7 held it is tighter, into
And sealing effect is better.Moreover, when the thickness or other component of second seal 7 are there are during certain foozle, as long as
One screw thread 242 and the second screw thread 631 clamp second seal 7, then sealing effect will not decay because of the error.Especially
Ground, when prepsetting gap g is 0, the influence of the thickness d of first seal 7 to sealing effect can be ignored substantially.
During first state, it is upward can not only to provide first filter 23 for the first screw thread 242 and the cooperation clamping of the second screw thread 631
The pretightning force of fan housing 1, and it is further close between the space and outside being capable of providing between first filter 23 and motor cabinet 6
Envelope.The mounting structure of this motor cabinet and filter can be effectively prevented from causing during the vibrations of the motor when dust catcher works
Seal failure.Specifically, when dust catcher works, since motor is fixed on motor cabinet 6, so motor cabinet 6 can be in its radial direction
It is shaken on direction and axial direction.Due to will not between 1 and second threaded walls 63 of second end 232 and fan housing of first filter 23
It relatively moves, no matter whether first filter 23 itself deforms upon, the sealing at this will not fail due to vibrations.
When the second end 232 of first filter 23 is tightly connected with fan housing 1,24 upward second seal 7 of end cap.
The second protrusion 243 on end cap 24 squeezes second seal 7, since the second protrusion 243 has slightly pointed top, so can be with bigger
Pressure squeeze second seal 7, be even at least inserted partially into second seal 7, further enhance the effect of sealing.
Second embodiment
In the present embodiment, such as Figure 10, fan housing 1 further includes linkage portion 9, and linkage portion 9 includes being arranged on 1 upstream side of fan housing
Supporter 91 and the trigger member 92 hinged with 91 middle part of supporter, trigger member 92 is in through-hole 11 along its axial movement.Specifically,
Supporter 91 and trigger member 92 are rod-shaped.The first end 911 of supporter 91 is corresponding with the installation site of first filter 23,
The second end 912 of supporter 91 is corresponding with the installation site of the second filter 25.The first end 921 of trigger member 92 passes through pivot
93 are pivotally connected with the middle part of supporter 91, and trigger member on both sides of the middle is arranged with sliding slot 923.11 inner wall of through-hole corresponds to sliding slot 923
Symmetrical third protrusion 111 is extended in position to 11 center of through-hole, and third protrusion 111 coordinates with sliding slot 923, makes trigger member 92 big
Cause is moved axially along through-hole 11.When being fitted without first filter 23 and the second filter 25, under gravity, linkage
Portion 9 declines, and the second end 922 of trigger member 92 is detached from the contact of microswitch or is contacted in not exerting a force, so microswitch without
Method is triggered, then the control device judgement filter of dust catcher is not installed in place all, dust catcher is not allowed to start.Such as figure
11, when only install first filter 23 and the second filter 25 is not installed, the first end 911 of supporter 91 is due to first filter
23 effects for applying upward power F1 are lifted, however the second end 912 of first filter 23 declines due to not stressing, and entirely supports
Lever 91 is only rotated without around pivot 93 makes the whole apparent rising of linkage portion 9, therefore can not touch the contact of microswitch or hold
Continuous to exert a force to it, and then microswitch be triggered, then the control device judgement filter of dust catcher is not installed to all
Position, does not allow dust catcher to start.Situation when only installing the second filter 25 and do not install first filter 23 repeats no more.
Such as Figure 12, when all installations of 23 and second filter of first filter 25, the first end 911 of supporter 91 is due to the first mistake
The effect that filter 23 applies upward power F1 is lifted, and the second end 912 of supporter 91 is upward since the second filter 25 applies
The effect of power F2 is lifted, and then 9 entirety of linkage portion is lifted, and the contact of the touching microswitch of second end 922 of trigger member 92 is simultaneously right
It persistently exerts a force, and the control device judgement filter of dust catcher is all installed in place, and dust catcher is allowed to start.
By above description it can be found that the anti-neglected loading system of dust catcher of the present invention can be simultaneously by a micro-control switch
It realizes that the anti-neglected loading to main filter, prefilter detects, has saved cost；Main filter top and the top of prefilter are real
Now joint driving, controls microswitch, plays effective anti-neglected loading detection；Joint driving mechanism structure is simple, passes through
The joint driving mechanism simplifies the mounting means of main filter and prefilter, while saves space cost, reduces production
The overall volume of product；Elastic sealing element is equipped between microswitch contact and the top of through-hole, which can be used as and pass
Dynamic structure, while play the role of dust-separation again, prevent dust from invading；In addition, in sealing system of the present invention main filter end cap
With motor cabinet close-fitting one, main filter, end cap, filter holder and motor cabinet are relatively fixed two-by-two, therefore during dust catcher work
The vibrations of motor cabinet will not cause the deformation of main filter, and sealing element will not loosen, and ensure leakproofness；The top end face of end cap
A plurality of protrusions and the bottom surface of sealing element abut against, and further improve leakproofness；Prefilter is additionally arranged, can realize pre-filtering
Function, effective protection main filter；Filter holder has inner groovy and external groove, can be simultaneously to main filter and prefilter
It is supported limiting；External groove has elastic component, which can give thrust of the prefilter towards fan housing；External groove has
Ash leakage hole can prevent dust accumulation in time by intrusion dust discharge.
The specific embodiment of the present invention is simultaneously not limited by the description set out above, and those of ordinary skill in the art are according to this hair
Bright Spirit Essence, in all technologies that structure, method or function etc. are formed using equivalents or equivalent transformation
Scheme is all fallen within the claimed scope of the invention.
Claims (14)
1. a kind of dust catcher including dirty air entrance, clean air outlet and is arranged on the dirty air entrance and the cleaning
Air duct between air outlet slit is equipped with vacuum generator in the air duct（8）, the vacuum generator（8）Upstream be equipped with the
One filter（23）, the first filter（23）Upstream be equipped with the second filter（25）, it is characterised in that：
Further include a state sensor（5）；
During first state, the first filter（23）With second filter（25）Joint triggers the state sensor
（5）；
During the second state, the first filter（23）With second filter（25）Do not combine, the state sensor（5）
It does not trigger.
2. dust catcher according to claim 1, it is characterized in that, the dust catcher further includes fan housing（1）And filter holder
（21）, the fan housing（1）Outer be equipped with through-hole（11）, the state sensor（5）The corresponding through-hole（11）Setting, it is described
First filter（23）First end（231）With the filter holder（21）It is unremovably tightly connected, first filtering
Device（23）Second end（232）Upstream side be equipped with the first protrusion（241）, the filter holder（21）Outer be equipped with second peace
Dress portion（212）；During the first state, the first filter（23）Second end（232）With the fan housing（1）Sealing connects
It connects, second filter（25）First end（251）With second mounting portion（212）Removably it is tightly connected, it is described
Second filter（25）Second end（252）It is inserted into the through-hole（11）Trigger the state sensor（5）.
3. according to the dust catcher described in claim 2, it is characterized in that, the through-hole（11）Equipped with elastic arm（121）, the elastic arm
（121）One end be equipped with pressure head（1211）, the elastic arm（121）The other end and the through-hole（11）Inner wall connection.
4. according to the dust catcher described in claim 2, it is characterized in that, the first filter（23）Second end（232）It is equipped with
End cap（24）, the end cap（24）Upstream side be equipped with the first protrusion（241）.
5. dust catcher according to claim 2, it is characterized in that, second mounting portion（212）At least one is equipped with for bottom
A ash leakage hole（2121）Slot.
6. dust catcher according to claim 5, it is characterized in that, the two neighboring ash leakage hole（2121）Between be equipped with inclined-plane
（2123）, the inclined-plane（2123）By the two neighboring ash leakage hole（2121）Between arrive the two neighboring ash leakage hole respectively
（2121）It tilts down or the inclined-plane（2123）By an ash leakage hole（2121）To another leakage ash adjacent thereto
Hole（2121）It tilts down.
7. dust catcher according to claim 5, it is characterized in that, at least one ash leakage hole（2121）It is interior to be equipped with shrapnel
（2122）.
8. dust catcher according to claim 1, it is characterized in that, the dust catcher further includes fan housing（1）, the fan housing（1）
Outer be equipped with through-hole（11）, the state sensor（5）The corresponding through-hole（11）Setting, the fan housing（1）Further include connection
Dynamic portion（9）, the linkage portion（9）Including being arranged on the fan housing（1）The supporter of upstream side（91）With with the supporter
（91）The hinged trigger member in middle part（92）, the trigger member（92）In the through-hole（11）It is interior to be axially moved along it；Described
During one state, the first filter（23）Compress the supporter（91）First end（911）, second filter（25）
Compress the supporter（91）Second end（912）, the supporter（91）Make the trigger member（92）Trigger the state sense
Answer device（5）.
9. dust catcher according to claim 8, it is characterized in that, the through-hole（11）Or the triggering（92）One of them sets
There is at least one third protrusion（111）, wherein another be equipped at least one and third protrusion（111）The sliding slot of cooperation
（923）.
10. according to the dust catcher described in claim 2 ~ 9 any one, it is characterized in that, the state sensor（5）It is opened for fine motion
It closes, the contact of the microswitch corresponds to the through-hole（11）.
11. according to the dust catcher described in claim 2 ~ 9 any one, it is characterized in that, the state sensor（5）Lead to described
Hole（11）Between be equipped with first seal（52）.
12. according to the dust catcher described in claim 2 ~ 9 any one, it is characterized in that, the first filter（23）Second
End（232）With the fan housing（1）Between be equipped with second seal（7）.
13. dust catcher according to claim 12, it is characterized in that, the first filter（23）Second end（232）Court
To the second seal（7）Side be equipped with the second protrusion（243）.
14. dust catcher according to claim 13, it is characterized in that, second protrusion（243）Including at least one high convex
Part（2431）With at least one low male member（2432）, at least one high male member（2431）It is located at least one low male member
（2432）Upstream side.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP17877042.6A EP3549504B1 (en) | 2016-12-01 | 2017-12-05 | Vacuum cleaner |
| PCT/CN2017/114537 WO2018099489A1 (en) | 2016-12-01 | 2017-12-05 | Vacuum cleaner |
| US16/465,279 US20230190058A1 (en) | 2016-12-01 | 2017-12-05 | Vacuum cleaner |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611087795 | 2016-12-01 | ||
| CN201611087795X | 2016-12-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108125616A true CN108125616A (en) | 2018-06-08 |
| CN108125616B CN108125616B (en) | 2024-06-14 |
Family
ID=59937596
Family Applications (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611139114.XA Active CN108125616B (en) | 2016-12-01 | 2016-12-12 | Dust collector |
| CN201621360294.XU Active CN206612748U (en) | 2016-12-01 | 2016-12-12 | Filter holder including its filter assemblies and dust catcher |
| CN201621360291.6U Active CN206534591U (en) | 2016-12-01 | 2016-12-12 | Dust catcher |
| CN201621360292.0U Active CN206612747U (en) | 2016-12-01 | 2016-12-12 | A kind of sealing structure and the dust catcher including it |
| CN201621360293.5U Active CN206924038U (en) | 2016-12-01 | 2016-12-12 | Dust catcher |
| CN201611139125.8A Active CN108125617B (en) | 2016-12-01 | 2016-12-12 | Filter support, filter assembly comprising same and dust collector |
| CN201611139122.4A Pending CN108125615A (en) | 2016-12-01 | 2016-12-12 | Dust catcher and its assemble method |
Family Applications After (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621360294.XU Active CN206612748U (en) | 2016-12-01 | 2016-12-12 | Filter holder including its filter assemblies and dust catcher |
| CN201621360291.6U Active CN206534591U (en) | 2016-12-01 | 2016-12-12 | Dust catcher |
| CN201621360292.0U Active CN206612747U (en) | 2016-12-01 | 2016-12-12 | A kind of sealing structure and the dust catcher including it |
| CN201621360293.5U Active CN206924038U (en) | 2016-12-01 | 2016-12-12 | Dust catcher |
| CN201611139125.8A Active CN108125617B (en) | 2016-12-01 | 2016-12-12 | Filter support, filter assembly comprising same and dust collector |
| CN201611139122.4A Pending CN108125615A (en) | 2016-12-01 | 2016-12-12 | Dust catcher and its assemble method |
Country Status (1)
| Country | Link |
|---|---|
| CN (7) | CN108125616B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112205921A (en) * | 2019-07-09 | 2021-01-12 | 江苏美的清洁电器股份有限公司 | Vacuum cleaner |
| CN112274060A (en) * | 2020-11-11 | 2021-01-29 | 追创科技(苏州)有限公司 | Dust catcher filter core neglected loading detection mechanism and dust catcher |
| WO2022100558A1 (en) * | 2020-11-11 | 2022-05-19 | 追觅创新科技(苏州)有限公司 | Neglected installation detection mechanism for filter elements of dust collector and dust collector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230190058A1 (en) * | 2016-12-01 | 2023-06-22 | Skybest Electric Appliance (Suzhou) Co., Ltd. | Vacuum cleaner |
| CN108606722A (en) * | 2016-12-12 | 2018-10-02 | 天佑电器（苏州）有限公司 | A kind of sealing structure and the dust catcher including it |
| CN108125616B (en) * | 2016-12-01 | 2024-06-14 | 天佑电器（苏州）有限公司 | Dust collector |
| CN209107206U (en) * | 2018-03-31 | 2019-07-16 | 天佑电器（苏州）有限公司 | Box combination tool |
| WO2020047303A1 (en) * | 2018-08-30 | 2020-03-05 | Irobot Corporation | Control of evacuation stations |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108125616B (en) | 2024-06-14 |
| CN108125617A (en) | 2018-06-08 |
| CN206612748U (en) | 2017-11-07 |
| CN206534591U (en) | 2017-10-03 |
| CN108125615A (en) | 2018-06-08 |
| CN206612747U (en) | 2017-11-07 |
| CN108125617B (en) | 2024-08-13 |
| CN206924038U (en) | 2018-01-26 |
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