CN102578971B - Cyclone separating device and vacuum cleaning equipment - Google Patents
Cyclone separating device and vacuum cleaning equipment Download PDFInfo
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- CN102578971B CN102578971B CN201210110791.4A CN201210110791A CN102578971B CN 102578971 B CN102578971 B CN 102578971B CN 201210110791 A CN201210110791 A CN 201210110791A CN 102578971 B CN102578971 B CN 102578971B
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Abstract
The invention relates to a cyclone separating device and vacuum cleaning equipment. The cyclone separating device comprises an upstream cyclone separating unit and a downstream cyclone separating unit, wherein the upstream cyclone separating unit and the downstream cyclone separating unit are communicated through an air channel; the downstream cyclone separating unit comprises a plurality of downstream cyclone separators which are arranged in parallel; each of the downstream cyclone separators is provided with a longitudinal axis; the upstream cyclone separating unit is provided with a longitudinal axis; each of the downstream cyclone separators is provided with an air inlet and a dust falling opening; at least two longitudinal axles of the downstream cyclone separators and the longitudinal axle of the upstream cyclone separating unit are skew lines; the longitudinal axles of the downstream cyclone separators are approximately distributed on a gear top of an oblique tooth cone gear; and the distribution direction of the downstream cyclone separators and the air flow rotation direction of the upstream cyclone separating unit are both a clockwise direction or both a counter-clockwise direction.
Description
Technical field
the present invention relates to Cyclonic separating apparatus, particularly relate to a kind of from air fluid the cyclone separator of the dust catcher of the particle such as dust-separating.
Background technology
cyclone separator is the device that a kind of air-flow by the rotation of whirlwind bucket high speed produces centrifugal force separate gas and dust dirt.The popular Cyclonic dust collector of existing market is because outward appearance is novel, free-bag easy to clean is subject to consumer's welcome very much.Along with the raising of people's living standard, dust catcher technical performance is also constantly proposed to new requirement.In prior art, conventionally adopt two stage cyclone separator is connected, make the air that contains dust by the oarse-grained dust of the preliminary elimination of upstream cyclone separator, then by the further elimination dust particle of downstream cyclonic separation, thereby reach the effect purifying air.In existing rotoclone collector, downstream cyclonic separation is generally a plurality of, and a plurality of downstreams cyclone separator is arranged in parallel in a housing, and this device must increase the size of cyclone separator.
in prior art, the existing cyclone separator that can realize smaller size smaller, dust catcher as described in patent 02804882.2, comprise the cyclone separator being formed by a plurality of cyclone separators that are arranged in parallel with each other, each cyclone separator has a tapered exterior sidewall, at least one part in each lateral wall forms the part outer surface of this dust catcher, and the upstream cyclone of this dust catcher is completely separated with downstream cyclonic separation.The cyclone separator of a kind of dust catcher described in patent 200610139423.7, comprise upstream cyclone separator and downstream cyclone separator, described downstream cyclone separator has the second whirlwind bucket of a plurality of parallel connections, that the second described whirlwind bucket is recumbency and be arranged on the top of described upstream cyclone separator completely, the axial line of described each the second whirlwind bucket intersects at a point haply, and the axle center of the first whirlwind bucket described in this point is roughly positioned at is online.Although reduced to a certain extent the volume of cyclone separator, make cyclone separator there is more compact structure, and because the axial line of downstream cyclone separator and the center line of upstream cyclone roughly meet at a bit, therefore the axial line of downstream cyclone separator is radially upwards outward extending along upstream cyclone, that is to say that the setting party of downstream cyclone separator is to inconsistent with the flow direction of air-flow, flow spiral in upstream cyclone upwards, and the outside wall surface of downstream cyclone separator has formed stopping in flow spiral direction, cause power loss, thereby fail further to improve the operating efficiency of cyclone separator, also fail separating effect is optimized.
in addition, because the axial line of downstream of the prior art cyclone separator is all radially upwards outward extending along upstream cyclone, the air-flow that enters downstream cyclone separator from upstream cyclone separator tangentially enters downstream cyclone separator whirlwind downwards gradually to be approximately perpendicular to the direction of the axial line of downstream cyclone separator, the resistance running into is larger, easy generation turbulent flow or therefore air-flow have been difficult for revolving in the cyclone separator of downstream, and bring power loss.
finally, because the bottom of downstream of the prior art cyclone separator is drawn close gradually, or, as disclosed in patent 200610139423.7, the lower end of the axial line of described each the second whirlwind bucket intersects at a point haply, therefore the ash hole of each downstream cyclone separator is gathered in the center of cyclonic separation unit, upstream, cause the thin ash of secondary to pile up to the central authorities of dust-collecting cylinder, dust is roughly the low massif shape in central high both sides and distributes, and the upper detector of dust catcher is just to report that dust-collecting cylinder is full while arriving assigned address according to the peak of dust, need ash discarding, and in fact in dust-collecting cylinder still vacant large quantity space can collect ash.Therefore the defect that inevitably bring to central authorities' gathering the lower end of downstream cyclone separator is the loss in control of dust space.
Summary of the invention
in order to solve the problem of above-mentioned prior art, the object of this invention is to provide a kind of can addressing the above problem a little, both reduced the volume of cyclone separator, and can reach again and improve separative efficiency, optimize separating effect, make full use of the cyclone separator in control of dust space.
in order to realize the object of foregoing invention, the present invention adopts following technical scheme: a kind of cyclone separator, comprise cyclonic separation unit, upstream and cyclonic separation unit, downstream, between described cyclonic separation unit, upstream and cyclonic separation unit, downstream, by gas passage, be communicated with, described cyclonic separation unit, downstream comprises a plurality of downstream cyclone separators that are set up in parallel mutually, downstream cyclone separator described in each has longitudinal axis center line, described cyclonic separation unit, upstream has longitudinal axis center line, downstream cyclone separator described in each has an air inlet and an ash port, the longitudinal axis center line of the longitudinal axis center line of the downstream cyclone separator described at least two and described cyclonic separation unit, upstream is different surface beeline, the longitudinal axis center line of the downstream cyclone separator of the longitudinal axis center line antarafacial of these longitudinal axis center lines and cyclonic separation unit, described upstream is roughly distributed on the tooth top of a helical bevel gear, and the flow rotation direction of the incline direction of these longitudinal axis center lines and the downstream cyclone separator of the longitudinal axis center line antarafacial of cyclonic separation unit, described upstream and described cyclonic separation unit, upstream is consistent.
furthermore, the central point of these longitudinal axis center lines and the ash port of the downstream cyclone separator of the longitudinal axis center line phase antarafacial of cyclonic separation unit, described upstream is all greater than the longitudinal axis center line of these downstream cyclone separators to the beeline of the longitudinal axis center line of described cyclonic separation unit, upstream to the distance of the longitudinal axis center line of described cyclonic separation unit, upstream.
preferably, the central point of the ash port of the downstream cyclone separator described in each is positioned on the longitudinal axis center line of corresponding described downstream cyclone separator.
more preferably, described cyclonic separation unit, downstream comprises a dust bucket, described dust bucket is positioned at the inside of described cyclonic separation unit, upstream, the longitudinal centre line of described dust bucket roughly overlaps with the longitudinal axis center line of described cyclonic separation unit, upstream, on the perpendicular perspective plane of the longitudinal centre line of the cyclonic separation unit, upstream with described, the projection of the ash port of the downstream cyclone separator described in each all drops on the inside of described dust bucket.
further, the longitudinal axis center line that these longitudinal axis center lines described cyclonic separation unit, upstream with the longitudinal axis center wire-wound of the downstream cyclone separator of the longitudinal axis center line antarafacial of cyclonic separation unit, described upstream turns over identical angle.
further, the center line of the air inlet of the longitudinal axis center line of the downstream cyclone separator of the longitudinal axis center line antarafacial of these longitudinal axis center lines and cyclonic separation unit, described upstream and described downstream cyclone separator or and the parallel lines of this center line between angle be greater than 90 degree.
the cyclone direction of the air-flow that further, the air inlet of the downstream cyclone separator described at least two flows out along the gas passage from described is arranged.
further, a plurality of described downstream cyclone separators comprise the peripheral downstream cyclone separator layer consisting of at least two downstream cyclone separators and downstream, the inner side cyclone separator layer consisting of at least one downstream cyclone separator, and described downstream, inner side cyclone separator layer is positioned at the inner side of described peripheral downstream cyclone separator layer; Wherein, form described peripheral downstream cyclone separator layer a plurality of downstreams cyclone separator longitudinal axis center line respectively with the longitudinal axis center line phase antarafacial of described cyclonic separation unit, upstream, and incline direction is consistent with the flow rotation direction of described cyclonic separation unit, upstream.
preferably, the air inlet that forms a plurality of downstreams cyclone separator of described downstream, inner side cyclone separator layer laterally passes outwards through described peripheral downstream cyclone separator layer, and the cyclone direction of the air-flow that the air inlet of whole described downstream cyclone separators flows out along the gas passage from described is arranged.
further, described cyclonic separation unit, upstream comprises a upstream cyclone, and described upstream cyclone has described longitudinal axis center line.
further, a plurality of described downstream cyclone separators are positioned at the top of described cyclonic separation unit, upstream completely.
further, the downstream cyclone separator described in each is all frustroconical.
another object of the present invention is to provide a kind of compact conformation, separative efficiency is high, control of dust space can make full use of vacuum cleaning apparatus.
the technical solution used in the present invention is: a kind of vacuum cleaning apparatus, it includes above-mentioned cyclone separator.Say further, described vacuum cleaning apparatus is household cleaning equipment.
the present invention's advantage is compared with prior art:
1, outer downstream cyclone separator arranges along the flow rotation direction of cyclonic separation unit, upstream, so the outside wall surface of downstream cyclone separator can form guide face, reduces windage and windage loss, increases work efficiency;
2, the longitudinal axis center line of outer downstream cyclone separator and enter between the air-flow of downstream cyclone separator and have the angle that is greater than 90 degree, is therefore more conducive to air-flow in the cyclone separator of downstream and rises and revolve, and increases work efficiency;
3, the longitudinal axis center line of outer downstream cyclone separator and the center line of cyclonic separation unit, upstream be different surface beeline each other, therefore the ash port of cyclone separator lower end, downstream be disperse and away from the center line of cyclonic separation unit, upstream, therefore the thin ash of secondary can drop in a relatively large debris collection area of external diameter, and because the thin grey longitudinal axis center line direction along downstream cyclone separator of secondary is separated and fall into secondary dust-collecting cavity, therefore the shape that the thin ash of secondary is piled up in secondary dust-collecting cavity has been no longer circular massif shape, but be ellipticity tableknoll shape, so more favourable dispersion dust, favourablely fill up whole secondary dust-collecting cavity, improve maximum utilization rate.
4, in addition, outer downstream cyclone separator arranges along the flow rotation direction of cyclonic separation unit, upstream, and such design can also reduce the height of whole cyclone separator, meets the requirement of cleaning equipment miniaturization development.
Accompanying drawing explanation
what accompanying drawing 1 meaned cyclone separator of the present invention partly cuts open figure;
accompanying drawing 2 means the structure explosive view (removing the first whirlwind bucket) of cyclone separator of the present invention;
accompanying drawing 3 means the plan structure figure of cyclonic separation unit, downstream of the present invention;
accompanying drawing 4 means the schematic top plan view of cyclonic separation unit, downstream of the present invention;
accompanying drawing 5 means the stereogram (overlooking) of cyclonic separation unit, downstream of the present invention;
accompanying drawing 6 means the stereogram (looking up) of cyclonic separation unit, downstream of the present invention;
accompanying drawing 7 means the front view of cyclonic separation unit, downstream of the present invention.
in accompanying drawing, 1, cyclonic separation unit, upstream; 2, downstream cyclonic separation unit; 3, upstream cyclone; 4, downstream cyclone separator; 4 ', downstream cyclone separator; 5, upstream cyclone longitudinal axis center line; 6, downstream cyclone separator longitudinal axis center line; 6 ', downstream cyclone separator longitudinal axis center line; 7, filter screen; 8, dust bucket; 9, ash port; 10, retaining ring; 11, air inlet; 12, gas outlet; 13, top cover; 14, single stage of dust collection chamber; 15, secondary dust-collecting cavity.
The specific embodiment
hereinafter with reference to accompanying drawing, the present invention is more specifically described.
according to Fig. 1 to Fig. 3, embodiments of the invention are described below.This cyclonic separation unit, comprise cyclonic separation unit, upstream 1 and cyclonic separation unit, downstream 2, cyclonic separation unit, upstream 1 has a upstream cyclone 3, cyclonic separation unit, downstream 2 comprises a plurality of downstreams cyclone separator 4 and 4 ' that is in parallel and arranges, a plurality of downstreams cyclone separator is divided into inside and outside two-layer, wherein portion downstream cyclone separator 4 is positioned at the peripheral peripheral downstream cyclone separator layer that forms, and portion downstream cyclone separator 4 ' is positioned at cyclone separator layer inner side, peripheral downstream and forms downstream, inner side cyclone separator layer.Accompanying drawing 3 has represented to have the top view of the cyclonic separation unit, downstream of 8 downstream cyclone separators, accompanying drawing 4 has represented to have the top view of the cyclonic separation unit, downstream of 9 downstream cyclone separators, sometimes inner side downstream cyclone layer also can be comprised of according to annular arrangement a plurality of downstreams cyclone separator, identical with peripheral downstream cyclone separator layer structure.Downstream cyclone separator 4 and 4 ' described in each is frustroconical.
in the present embodiment, the sidewall of upstream cyclone 3 is provided with pump orifice (not shown in FIG.), and with the air-flow of dust, from entering here in upstream cyclone 3, upstream cyclone 3 is interior is coaxially provided with cylindric or coniform filter screen 7.Filter screen 7 is arranged on the central authorities of upstream cyclone 3, and its upper end is connected with cyclonic separation unit, downstream 2.Upstream cyclone 3 inside can also arrange dust bucket 8, and dust bucket 8 extends between 1 bottom, cyclonic separation unit, upstream and the ash port 9 of cyclonic separation unit, downstream 2, and with the tight fit of filter screen 7, filter screen 7 is linked on dust bucket 8 by retaining ring 10.Between the outside wall surface of the internal face of upstream cyclone 3 and dust bucket 8, form the single stage of dust collection chamber of collecting one-level cinder, in dust bucket 8, form the secondary dust-collecting cavity of collecting the thin ash of secondary.The air of cyclonic separation unit, upstream 1 preliminary purification can enter cyclonic separation unit, downstream 2 by filter screen 7.The initial filter air-flow passing through from filter screen 7 further enters cyclonic separation unit, downstream 2 by the gas passage being arranged between cyclonic separation unit, upstream 1 and downstream separation unit 2.
as shown in Figure 2, downstream cyclonic separation unit 2 is comprised of a plurality of downstreams cyclone separator 4 and 4 '.Downstream cyclone separator 4 and 4 ' is provided with ash port 9, air inlet 11 and gas outlet 12, and as shown in Figure 3, the air-flow that air inlet 11 sucks tangentially enters downstream cyclone separator 4 and 4 '.The air inlet 11 that forms the downstream cyclone separator 4 ' of described downstream, inner side cyclone separator layer laterally passes outwards through described peripheral downstream cyclone separator layer, and the cyclone direction of the air-flow that the air inlet 11 of whole described downstream cyclone separators 4 flows out along the gas passage from described is arranged.Ash port 9 is arranged on the top of dust bucket 8.Each described air inlet 11 is also communicated with the gas passage being arranged between cyclonic separation unit, upstream 1 and downstream separation unit 2, the gas flowing out from described gas passage enters each downstream cyclone separator 4 and 4 ' by air inlet 11, again after cyclonic separation, to purify air from gas outlet and 12 to discharge, and separated dust is fallen in dust bucket 8 by ash port 9 again.
cyclonic separation unit, downstream 2 is positioned at the top of cyclonic separation unit, upstream 1, above cyclonic separation unit, downstream 2, also has top cover 13, top cover 13 is provided with airflow delivery outlet (not shown in FIG.), and purifying air of discharging from a plurality of downstreams cyclone separator imports to outside, cyclonic separation unit by described airflow delivery outlet.
a plurality of downstreams cyclone separator 4 that forms peripheral downstream cyclone separator layer has downstream cyclone separator longitudinal axis center line 6, the downstream cyclone separator 4 ' that forms downstream, inner side cyclone separator layer has downstream cyclone separator longitudinal axis center line 6 ', upstream cyclone 3 has upstream cyclone longitudinal axis center line 5, in the present embodiment, downstream, inner side cyclone separator layer comprises a downstream cyclone separator 4 ', and its downstream cyclone separator longitudinal axis center line 6 ' coincides with upstream cyclone longitudinal axis center line 5.As shown in accompanying drawing 4 to 7, the downstream cyclone separator longitudinal axis center line 6 of peripheral downstream cyclone separator layer and upstream cyclone longitudinal axis center line 5 be different surface beeline each other, downstream cyclone separator longitudinal axis center line 6 described in these roughly extends along tooth top or the teeth groove direction of a helical bevel gear, and there is a beeline between the downstream cyclone separator longitudinal axis center line 6 described in these and upstream cyclone longitudinal axis center line 5, when this beeline can be positioned at position on the lower of the middle part of downstream cyclone separator 4 or middle part, because a plurality of downstreams cyclone separator first draws in and disperses from top to bottom, therefore make cyclonic separation unit, downstream both there is compact conformation, can also guarantee that the thin ash of secondary is fully dispersed simultaneously, obtain the larger gray area that falls, when this beeline is positioned at the bottommost of downstream cyclone separator 4, only can play the effect of compact conformation, the thin ash of secondary disperse effect be not as good as the former.
referring to accompanying drawing, 4 to 7, the arragement direction of these downstream cyclone separators 4 is consistent with the flow rotation direction of described cyclonic separation unit, upstream 1, is all clockwise or is all counterclockwise.Arragement direction refers to, the incline direction of downstream cyclone separator axial line 6, and flow rotation direction refers to when overlooking cyclone separator, the direction of advance of air-flow.In the present invention, if the flow rotation direction of cyclonic separation unit, upstream is that downstream cyclone separator axial line 6 is tilted to the left from bottom to top gradually, consistent with flow rotation direction clockwise; If the flow rotation direction of cyclonic separation unit, upstream is that counterclockwise downstream cyclone separator axial line 6 is tilted to the right from bottom to top gradually, consistent with flow rotation direction.That is to say, downstream cyclone separator longitudinal axis center line 6 roughly tilts to arrange along the flow rotation direction of cyclonic separation unit, upstream 1.Preferably, the longitudinal axis center line 6 of these downstream cyclone separators turns over identical angle around described upstream cyclone longitudinal axis center line 5.Therefore the outside wall surface of downstream cyclone separator 4 can form guide face in gas channel, reduces windage and the windage loss of gas channel, increases work efficiency.
in addition, because these downstream cyclone separator longitudinal axis center lines 6 of peripheral downstream cyclone separator layer are obliquely installed, therefore the center line of the air inlet 11 of downstream cyclone separator longitudinal axis center line 6 and described downstream cyclone separator or and the parallel lines of this center line between angle be greater than 90 degree, preferably, this angle is 95-135 °.Make like this secondary air intake air-flow enter in downstream cyclone separator 4 with certain angle, be more conducive to air-flow and rise and revolve in downstream cyclone separator 4, increase work efficiency.
on downstream cyclone separator 4 or 4 described in each ' the central point of ash port be positioned at corresponding described downstream cyclone separator longitudinal axis center line 6 or 6 '.In the present embodiment, the central point of the ash port 9 of described downstream cyclone separator 4 is all greater than these downstream cyclone separator longitudinal axis center lines 6 to the beeline of described cyclonic separation unit, upstream longitudinal axis center line 6 to the distance of described cyclonic separation unit, upstream longitudinal axis center line 5, and the ash port 9 of these downstream cyclone separators 4 is distributed in take on the larger circumference that described cyclonic separation unit, upstream longitudinal axis center line 5 is the center of circle.The projection of the ash port of the downstream cyclone separator 4 described in each all drops on the inside of described dust bucket 8.Therefore the thin ash of secondary can drop in a relatively large debris collection area of external diameter, and because the thin grey longitudinal axis center line direction along downstream cyclone separator of secondary is separated and fall into secondary dust-collecting cavity 15, therefore the thin ash of secondary has been no longer circular massif shape in the shape of secondary dust-collecting cavity 15 interior accumulations, but be ellipticity tableknoll shape, so more favourable dispersion dust, favourablely fill up whole secondary dust-collecting cavity 15, improve maximum utilization rate.
the invention also discloses the vacuum cleaning apparatus that comprises described cyclone separator, this vacuum cleaning apparatus is household cleaning equipment conventionally.
above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (13)
1. a cyclone separator, comprise cyclonic separation unit, upstream and cyclonic separation unit, downstream, between described cyclonic separation unit, upstream and cyclonic separation unit, downstream, by gas passage, be communicated with, described cyclonic separation unit, downstream comprises a plurality of downstream cyclone separators that are set up in parallel mutually, downstream cyclone separator described in each has longitudinal axis center line, described cyclonic separation unit, upstream has longitudinal axis center line, downstream cyclone separator described in each has an air inlet and an ash port, it is characterized in that: the longitudinal axis center line of the longitudinal axis center line of the downstream cyclone separator described at least two and described cyclonic separation unit, upstream is different surface beeline, the longitudinal axis center line of the downstream cyclone separator of the longitudinal axis center line antarafacial of these longitudinal axis center lines and cyclonic separation unit, described upstream is roughly distributed on the tooth top or teeth groove of a helical bevel gear, and the flow rotation direction of the incline direction of these longitudinal axis center lines and the downstream cyclone separator of the longitudinal axis center line antarafacial of cyclonic separation unit, described upstream and described cyclonic separation unit, upstream is consistent, the central point of these longitudinal axis center lines and the ash port of the downstream cyclone separator of the longitudinal axis center line phase antarafacial of cyclonic separation unit, described upstream is all greater than the longitudinal axis center line of these downstream cyclone separators to the beeline of the longitudinal axis center line of described upper cyclonic separation unit to the distance of the longitudinal axis center line of described cyclonic separation unit, upstream.
2. according to the cyclone separator described in claim 1, it is characterized in that: the central point of the ash port of the downstream cyclone separator described in each is positioned on the longitudinal axis center line of corresponding described downstream cyclone separator.
3. according to the cyclone separator described in claim 2, it is characterized in that: described cyclonic separation unit, downstream comprises a dust bucket, described dust bucket is positioned at the inside of described cyclonic separation unit, upstream, the longitudinal centre line of described dust bucket roughly overlaps with the longitudinal axis center line of described cyclonic separation unit, upstream, on the perpendicular perspective plane of the longitudinal centre line of the cyclonic separation unit, upstream with described, the projection of the ash port of the downstream cyclone separator described in each all drops on the inside of described dust bucket.
4. according to the cyclone separator described in claim 1, it is characterized in that: these longitudinal axis center lines turn over identical angle with the longitudinal axis center line that the longitudinal axis center wire-wound of the downstream cyclone separator of the longitudinal axis center line antarafacial of cyclonic separation unit, described upstream described cyclonic separation unit, upstream.
5. according to the cyclone separator described in claim 1, it is characterized in that: the center line of the air inlet of the longitudinal axis center line of the downstream cyclone separator of the longitudinal axis center line antarafacial of these longitudinal axis center lines and cyclonic separation unit, described upstream and described downstream cyclone separator or and the parallel lines of this center line between angle be greater than 90 degree.
6. according to the cyclone separator described in claim 1, it is characterized in that: the cyclone direction of the air-flow that the air inlet of the downstream cyclone separator described at least two flows out along the gas passage from described is arranged.
7. according to the cyclone separator described in claim 1, it is characterized in that: a plurality of described downstream cyclone separators comprise the peripheral downstream cyclone separator layer consisting of at least two downstream cyclone separators and downstream, the inner side cyclone separator layer consisting of at least one downstream cyclone separator, and described downstream, inner side cyclone separator layer is positioned at the inner side of described peripheral downstream cyclone separator layer; Wherein, form described peripheral downstream cyclone separator layer a plurality of downstreams cyclone separator longitudinal axis center line respectively with the longitudinal axis center line phase antarafacial of described cyclonic separation unit, upstream, and incline direction is consistent with the flow rotation direction of described cyclonic separation unit, upstream.
8. according to the cyclone separator described in claim 7, it is characterized in that: the air inlet that forms a plurality of downstreams cyclone separator of described downstream, inner side cyclone separator layer laterally passes outwards through described peripheral downstream cyclone separator layer, and the cyclone direction of the air-flow that the air inlet of whole described downstream cyclone separators flows out along the gas passage from described is arranged.
9. according to the cyclone separator described in claim 1, it is characterized in that: described cyclonic separation unit, upstream comprises a upstream cyclone, described upstream cyclone has described longitudinal axis center line.
10. according to the cyclone separator described in claim 1, it is characterized in that: a plurality of described downstream cyclone separators are positioned at the top of described cyclonic separation unit, upstream completely.
11. according to the cyclone separator described in claim 1, it is characterized in that: the downstream cyclone separator described in each is all frustroconical.
12. 1 kinds of vacuum cleaning apparatus that include the cyclone separator as described in any one in the claims 1 ~ 11.
13.
?vacuum cleaning apparatus according to described in claim 12, is characterized in that: described vacuum cleaning apparatus is household cleaning equipment.
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| CN105193351B (en) * | 2014-05-26 | 2018-07-13 | 江苏美的清洁电器股份有限公司 | Cyclone separator and dust catcher |
| KR101856504B1 (en) * | 2016-05-03 | 2018-05-11 | 엘지전자 주식회사 | Vacuum cleaner |
| US10299645B2 (en) | 2016-05-03 | 2019-05-28 | Lg Electronics Inc. | Vacuum cleaner |
| KR101822944B1 (en) | 2016-05-03 | 2018-01-29 | 엘지전자 주식회사 | Vacuum cleaner |
| CN110742552A (en) * | 2019-11-27 | 2020-02-04 | 珠海格力电器股份有限公司 | Dust collector and separating mechanism |
| CN113827129A (en) * | 2021-09-30 | 2021-12-24 | 拓浦精工智能制造（邵阳）有限公司 | Cyclone separation body, gas-dust separation device and dust collector |
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| EP1361815B1 (en) * | 2001-02-24 | 2006-06-14 | Dyson Technology Limited | Vacuum cleaner |
| CN101053858A (en) * | 2006-04-10 | 2007-10-17 | 三星电子株式会社 | Cyclone and cyclone air purifier and method of air purification thereof |
| CN202553811U (en) * | 2012-04-16 | 2012-11-28 | 苏州爱普电器有限公司 | Cyclone separating unit and vacuum cleaning device |
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| JP2003093291A (en) * | 2001-09-20 | 2003-04-02 | Sanyo Electric Co Ltd | Cyclone type vacuum cleaner |
| DE10208553A1 (en) * | 2002-02-27 | 2003-09-04 | Proair Geraetebau Gmbh | Separator for a wet vacuum cleaner and method for separating dirt / dust particles and / or water droplets from an air / gas stream of a wet vacuum cleaner |
| GB2468150B (en) * | 2009-02-27 | 2012-10-03 | Dyson Technology Ltd | Cyclonic separating apparatus |
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| EP1361815B1 (en) * | 2001-02-24 | 2006-06-14 | Dyson Technology Limited | Vacuum cleaner |
| CN101053858A (en) * | 2006-04-10 | 2007-10-17 | 三星电子株式会社 | Cyclone and cyclone air purifier and method of air purification thereof |
| CN202553811U (en) * | 2012-04-16 | 2012-11-28 | 苏州爱普电器有限公司 | Cyclone separating unit and vacuum cleaning device |
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