EP2866630B1 - Aspirateur avec un séparateur à tourbillon - Google Patents

Aspirateur avec un séparateur à tourbillon Download PDF

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Publication number
EP2866630B1
EP2866630B1 EP13732169.1A EP13732169A EP2866630B1 EP 2866630 B1 EP2866630 B1 EP 2866630B1 EP 13732169 A EP13732169 A EP 13732169A EP 2866630 B1 EP2866630 B1 EP 2866630B1
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EP
European Patent Office
Prior art keywords
vacuum cleaner
cleaner according
suction
air
dust
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP13732169.1A
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German (de)
English (en)
Other versions
EP2866630A1 (fr
Inventor
Andre Bräuning
Tobias Hofmann
Thomas Seith
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BSH Hausgeraete GmbH
Original Assignee
BSH Hausgeraete GmbH
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Publication date
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Publication of EP2866630A1 publication Critical patent/EP2866630A1/fr
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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
    • A47L5/225—Convertible suction cleaners, i.e. convertible between different types thereof, e.g. from upright suction cleaners to sledge-type 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
    • 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
    • A47L9/16—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
    • A47L9/165—Construction of inlets

Definitions

  • the invention relates to a vacuum cleaner formed from a composite unit of a small suction and a Stielsaugerrahmen, wherein the vacuum cleaner is equipped with a StaubabscheideISS, a blower for generating a suction air flow through the Staubabscheide attended and an electric motor for driving the fan, wherein the StaubabscheideISS comprises a vortex separator.
  • Vacuum cleaners usually have a fan for generating a suction air flow, an electric motor for driving the fan, and a dust collecting device for separating particles received by the suction air flow.
  • the dust removal device comprises an exchangeable filter bag arranged in a housing interior of the vacuum cleaner, one or more filters and / or one or more vortex separators.
  • a vortex separator the centrifugal principle is used to separate the dust by causing the suction air flow to swirl, whereby particles contained in the suction air flow are separated from the air flow by the action of the centrifugal force.
  • further filters may be provided for the separation of fine dust.
  • US 2003/0131441 A1 is a Stielstaubsauger known which comprises a cyclonic separating chamber into which opens in the vicinity of an upper end laterally a single air duct.
  • a sustained vacuum cleaner is disclosed which comprises a cyclonic separating unit in a Includes dust cup. The air sucked in through a nozzle is introduced tangentially into a separation chamber via a laterally arranged inlet opening and carries out a swirling motion, whereby the dust contained in the air is deposited on a wall of the dust cup.
  • US 2006/0090290 A1 and WO 2007/117196 A1 Hand-held vacuum cleaners are known, each with a single lateral air inlet into a Staubabscheidebib.
  • WO 2008/088278 A2 is a so-called 2-in-1 vacuum cleaner according to the preamble of the independent claim 1 described, in which a hand-held small vacuum cleaner can be placed on a holder body.
  • the miniature vacuum cleaner has a dust container into which the air flow is introduced tangentially through an inlet opening.
  • the US patent application US 2009/0282791 A1 describes a secondary vortex separator with a cup and an air inlet tangent to a peripheral wall of the cup.
  • the air inlet may include two or more passages whose axial direction is tangential to the peripheral wall of an inner barrel-shaped body.
  • the patent application US 2002/0092123 A1 describes a vacuum cleaner with a cyclonic air flow chamber which facilitates the separation of contaminants in a suction air flow.
  • the airflow chamber includes an inlet and an outlet.
  • An angled baffle is arranged to redirect airflow from an inlet guide from a radial to a tangential path.
  • a second angled baffle which is also arranged to direct an air flow from a radial to a tangential path located within the annular cyclonic air flow passage.
  • a similar vacuum cleaner is described, the one outer wall and a first and second inner wall.
  • the first inner wall cooperates with the first portion of the outer wall to define a first inlet guide and the second inner wall cooperates with a second portion of the outer wall to define a second inlet guide.
  • the document DE 1220240 A describes a rotary fluid vortex for separating solid or liquid particles from gases, in particular for dust separation.
  • the Drehströmungswirbler has tangential, the inflowing raw gas obliquely oppositely directed auxiliary gas inlets in the swirl chamber jacket for generating a rotary flow.
  • a dust collector is described. This includes a cyclone chamber with a plurality of inlets. In this case, each inlet of the plurality of inlets is arranged at a different height on the side of the cyclone body, so that the air is split and enters the cyclone chamber at different heights.
  • EP 0972573 A1 discloses a cyclone separator having a cylindrical portion and a vertically disposed filter.
  • a lower end of a first cyclone may be connected to an upper part of a second cyclone through a pipe and an upper discharge pipe connected to a filter of said second cyclone separator may be connected to the upper part of said first cyclone.
  • a dust collecting apparatus for a vacuum cleaner is described in which sucked air is rotated and dust is removed by centrifugal force.
  • the main body of the cyclone comprises a first inlet opening through which air is drawn into the cyclone main body.
  • the dust collection apparatus may have a plurality of second inlets that pierce a guide wall.
  • the fan is arranged to generate a suction air flow through the dust collecting device for separating particles contained in the suction air flow, in particular for separating dirt and dust received by the suction air flow from a surface to be cleaned.
  • the electric motor can be designed for battery and / or mains operation.
  • the fan and this driving electric motor can be designed as a motor / fan unit.
  • the vacuum cleaner according to the invention is formed from a composite unit of a small suction and a Stielsaugerrahmen.
  • the Staubabscheide Stanford University comprises a vortex separator.
  • the suction air flow is caused to swirl, wherein particles contained in the suction air flow are separated from the air flow by the action of the centrifugal force and are deposited, for example, on a wall of a pipe or a cup.
  • the suction air stream is discharged after passing through the vortex separator in the direction of the blower.
  • the vortex separator is suitable at least for the separation of coarse dirt.
  • the Staubabscheide Anlagen may include other dust, in particular additional filters for the retention of medium-fine and fine dust. In particular, for fine dust filtering other filters may be provided, which may also be downstream of the fan, for example in exhaust ports for blowing out the sucked by the fan air, may be arranged.
  • the vortex separator has a plurality of air supply openings for the tangential supply of a respective partial air flow of the Saugluftstroms in a Staubabscheideraum or a Staubabscheidehunt the vortex separator.
  • the Staubabscheideraum is substantially cylindrical or in the form of an at least partially tapered cylinder. Due to the tangential feed, the supplied air is put into the swirling motion, which due to the action of the centrifugal force leads to the separation of the dust entrained by it.
  • the vortex separator is designed as a Wirbelrohrabscheider.
  • the dust removal space is substantially cylindrical with a cross-sectional area substantially uniform over an entire height of the dust removal space.
  • the suction air flow is thereby introduced in the tangential direction into the dust removal chamber, wherein the suction air flow carries out a rotating movement, particles contained in the suction air flow being deposited on a wall of the dust removal space.
  • the suction air stream is sucked through a pipe immersed in the dust removal chamber in the direction of the blower.
  • the Staubabscheideraum is formed by a cylindrical cup, wherein the suction air flow is supplied in an upper region of the cup, passes in the swirling motion in a lower portion of the cup and is discharged there through the tube immersed in the cup.
  • the dipping into the dust collecting tube may be provided with additional filters and For example, have a filter foam cylinder for medium-fine dust and a tubular lint filter.
  • a Wirbelrohrabscheider is simple and allows efficient separation, especially of coarse dust.
  • the vortex separator may be formed as a cyclone separator.
  • a cyclone separator is understood here and below as meaning a vortex separator, in which the dust removal chamber tapers from an air inlet or from a region in which the air supply openings are arranged, at least partially tapering in cross section.
  • the dust removal space is thus substantially cylindrical with an at least partially tapered cross-section or at least partially conical.
  • the suction air flow is also introduced in the tangential direction into the dust collecting space and performs in the dust removal chamber from a rotating movement, wherein particles contained in the suction air flow are deposited on a wall of the dust collecting. After passing through the Staubabscheideraum the suction air flow is sucked in the direction of the blower. To further improve the filter effect additional filters may be provided.
  • Such a cyclone separator enables an efficient separation, in particular of coarse and medium-fine dust.
  • the particles deposited by the action of the centrifugal force during the rotary air movement initially settle on a wall of the dust removal chamber, which is formed, for example, by an inner wall of a tube.
  • an ejection window can be provided to remove the deposited particles from the dust removal space.
  • the vortex separator is designed as a Senkabscheider.
  • a Senkabscheider the dust deposited on the wall of the Staubabscheideraums passes by gravity into a arranged below, flow-calmed dust collection chamber, which may be separated by a separation from the dust removal.
  • the deposited dirt accumulates and can be removed from the vacuum cleaner.
  • a sampling window may be provided, or it may, for example, a cup which forms the Staubabscheideraum and the dust collection chamber of a Wirbelrohrabscheiders, after opening a housing of the Vacuum be removed. In this way, a simple removal of the separated from the suction air dust is made possible.
  • the vacuum cleaner on air ducts which are designed to divide the Saug Kunststoffstroms downstream of a suction of the vacuum cleaner in a plurality of partial air streams and for guiding a respective partial air flow to a respective air supply opening.
  • the intake area comprises, for example, an intake for connecting a nozzle arrangement or a suction hose or a suction head. From the suction area, which defines a front end of the vacuum cleaner, the suction air flow is guided backwards to Staubabscheide issued.
  • the suction air stream may be divided into the plurality of partial air streams immediately downstream of the suction area.
  • the air ducts may have large cross-sectional areas to achieve low flow resistance. This makes it possible, the suction in a suction, such as an intake manifold or a suction head, recorded suction air flow with a very low flow resistance and thus particularly efficient to the dust collector and introduce into the dust collection of the vortex separator.
  • a traffic cone for dividing the suction air flow into the plurality of partial air streams.
  • a guide cone By using a guide cone, a dead space can be avoided in a simple manner in which dirt would be deposited due to a lower flow velocity or due to vortex formation.
  • the partial airflows are directed rearwardly from the suction area substantially in an axial direction defined by the front and rear ends of the vacuum cleaner and are gradually diverted to a tangential direction of the vortexing separator for introduction into the dust removal space.
  • the vortex separator is preferably installed in the vacuum cleaner such that an axial direction of the vortex separator is arranged parallel to the axial direction of the vacuum cleaner.
  • the two air feeds can be arranged offset by 180 ° with respect to a longitudinal axis of the vortex separator. Preferably, however, the two air feeds are arranged offset by less than 180 °, in particular by less than 90 ° to each other. This allows a compact design. Further, removal of the cup of a swirl tube separator from a housing of the vacuum cleaner to remove the deposited dust can be simplified.
  • the plurality of air supply openings with respect to a longitudinal axis of the vortex separator are arranged offset by the same angle to each other. This allows a particularly uniform utilization of the inner wall of the cup for dust deposition and a particularly efficient dust separation can be achieved.
  • exactly three tangential air supply lines are provided, which are preferably arranged offset by approximately 120 ° with respect to a longitudinal axis of the vortex separator.
  • the number of possible air supplies or air supply openings is not limited to two or three.
  • 4, 5, 6, up to 10, up to 20 or even more than 20 air supply lines and corresponding air supply openings can be provided in an advantageous manner.
  • a further improved dust separation and a further enlargement of the flow cross section can be achieved.
  • two or more air supply openings in the direction of the longitudinal axis of the vortex separator can be offset from one another in each case.
  • a further improved dust separation can be achieved.
  • the vacuum cleaner has an at least partially cylindrical housing, which may be formed, for example, partially tubular, and whose axis preferably coincides with the axis of the vortex separator.
  • the air ducts for guiding the partial air flows can be arranged from the suction of the vacuum cleaner to the air supply openings of the vortex separator. This allows a simple and compact design.
  • FIGS. 1 to 3 show a first embodiment of a vacuum cleaner according to the invention in a partially sectioned longitudinal section, in a view and in a cross-sectional view.
  • the vacuum cleaner 1 has a substantially cylindrical shape. At a front end of the vacuum cleaner 1 is the suction portion 2. A middle portion of the vacuum cleaner 1 comprises a dust separator 10 and a motor / blower unit 20. At the rear end of the vacuum cleaner 1 is a handle 30.
  • the motor / blower Unit 20 generates a suction air flow, which is received in the intake section 2 through the intake manifold 42. In the area of the motor / blower unit 20, the sucked air is blown out again.
  • the suction air stream entering through the intake manifold 42 is divided into three partial air streams by the traffic cone 43, which prevents the creation of a dead space in which dirt could be deposited.
  • These are guided in the axial direction in each case by air ducts 44, which merge in their rear region in deflection regions 46, which deflect the partial air flows in each case in the tangential direction and lead inwards.
  • the deflection regions 46 of the air ducts 44 open into air supply openings 53 of a pipe 54, which encloses a dust removal chamber 55 and a dust collection chamber 56.
  • the Staubabscheideraum 55 and the dust collection chamber 56 are separated by a Abscheiderip 57, which leaves a gap to the tube 54.
  • a fenestrated sleeve 18 is inserted, which is seated on a likewise windowed tube 14.
  • the sleeve 18 carries a tubular lint filter, for example can have a mesh size of about 1.5 mm.
  • a filter foam cylinder 11 is held by a tubular window screen 12, which may for example have a thickness of about 3 mm.
  • the tube 54 with the air supply openings 53, the dust collection chamber 55 and the dust collecting chamber 56 and the immersion tube formed by the sleeve 18 and the tube 14 constitute a vortex tube separator.
  • the suction air introduced tangentially from outside through the air supply openings 53 carries out a vortex-like movement in the dust separation chamber 55 in which particles entrained by the suction air are deposited on the inner wall of the tube 54.
  • the suction air flow passes through the superposed window of the sleeve 18 and the tube 14 through the filter foam cylinder 11 in the interior thereof, from where it is sucked to the blower.
  • the blower with the fan 21 and the nozzle 22 conveys the sucked air through inner exhaust ports 24 and arranged in a housing 40 outer exhaust ports 48 to the outside.
  • the outer exhaust openings 48 are provided with a blow-out filter 61, for example a flat filter fleece, a lamellar filter, in particular a HEPA filter, or else a filter formed by filter foam.
  • the exhaust filter 61 may serve as a fine dust filter or be designed as a coarse filter for noise reduction.
  • the exhaust openings 48 are sufficiently large, so that the exhaust filter 61 does not generate a substantial flow resistance. It is also possible to provide a plurality of exhaust and / or exhaust filter elements arranged side by side and / or in the air stream one behind the other.
  • the fan 21 is driven by the electric motor 25 which is powered by the handle 26 disposed in the batteries 26, for example, lithium-ion batteries.
  • the motor 25 can be controlled by a switch, not shown, or via a control electronics, also not shown.
  • a stem connection 49 for receiving a rod which carries a handle for using the vacuum cleaner 1 as a teat suction (not shown), arranged.
  • the vacuum cleaner 1 is formed as from a small suction and a Stielsaugerrahmen, which may be formed as a housing 40, assemblable unit which can be used as a stem vacuum.
  • the small vacuum cleaner which is essentially cylindrical and from a rear end of the Vacuum cleaner 1 can be used in the Stielsaugerrahmen, is operable in solo operation and has for this purpose a suction head with a suction mouth 3, which is closed, however, in the inserted state by a foam seal 60.
  • the tube 14, which surrounds the filter foam cylinder 11, has inlet windows 15, for the closure of which a longitudinally against the force of a spring 17 slidable closure sleeve 16 is arranged in the solo mode.
  • a locking by rear locking lugs 36 cross locking elements 35 for safe and positionally accurate holding the small sucker in the housing 40 is present.
  • the housing 40 is divided into two, wherein the two parts are connected to each other via a hinge 50 and by a detent spring 51 which engages behind a locking projection 52, can be held together.
  • a detent spring 51 which engages behind a locking projection 52, can be held together.
  • the housing 40 can be opened, and after retracting the small sucker with the tube 14 and the suction head, a dust collecting cup formed by the tube 54 having a bottom 58 can be removed and emptied.
  • Fig. 2 a side view of the vacuum cleaner 1 is shown. It can be seen that on the outer wall of the substantially tubular housing 40 extending air ducts 44 having at its rear end deflection 46, by which the respective partial air flow is gradually deflected from an axial to a tangential direction. Furthermore, in Fig. 2 the intake manifold 42 at the front end of the vacuum cleaner 1 and the handle connection 49 at the rear end of the vacuum cleaner 1 and the exhaust openings 48 of the housing 40, in which a blow-out is held.
  • Fig. 3 is a cross section through the vacuum cleaner 1 in the region of the deflection 46 of the air ducts 44 shown.
  • the deflection 46 By the deflection 46, the three partial air streams of the sucked air are deflected in the tangential direction and introduced in this direction through air supply openings 53 in the dust collecting chamber 55 formed by the tube 54 (indicated by arrows), where it forms a vortex-shaped flow, up to the separation rib 57 (s. Fig. 1 ) enough.
  • the air is sucked through the filter foam cylinder 11 in its interior 13, from where it enters the fan.
  • the filter foam cylinder 11 is inside through the tubular window grille 12 and outside through the fenestrated tube 14 and also fenestrated Sleeve 18 held, of which in the sectional view of Fig. 3 only the bars between the windows are recognizable.
  • Lint are retained by the lint filter, which covers the windows of the sleeve 18 and is traversed by the air before reaching the filter foam cylinder 11, which retains further coarse and medium-fine dust.
  • an exhaust filter 63 acting as a fine dust filter may be provided in the exhaust openings 48.
  • FIGS. 4 to 6 a further embodiment of the invention is shown, wherein only two air supply openings are provided in the Staubabscheideraum of the vortex separator, which is also designed as a Wirbelrohrabscheider and as Senkabscheider. Also in the in 4 to 6 In the embodiment shown, the vacuum cleaner 1 comprises a small vacuum cleaner inserted into the housing 40.
  • the vacuum cleaner 1 also in this case has a substantially cylindrical shape.
  • the suction section 2 At a front end of the vacuum cleaner 1 is the suction section 2.
  • a central region of the vacuum cleaner 1 comprises a Staubabscheide noticed 10 and a motor / blower unit 20.
  • a handle 31 At the rear end of the vacuum cleaner 1 is a handle 31.
  • the through the intake manifold 42nd entering suction air stream is divided into two partial air streams, which are guided in the axial direction respectively by air ducts 44, which in their rear area in in Fig. 4 go over unrecognizable deflection, the partial air flows each tangential Turn direction and lead inwards.
  • the deflection of the air ducts 44 open into air supply openings 53 of a tube 54 which encloses a Staubabscheideraum 55 and a dust collection chamber 56, which are separated by a Abscheiderip 57 from each other.
  • a fenestrated sleeve 18 is used, which rests on a likewise fenestrated tube 14 and carries a tubular lint filter.
  • a filter foam cylinder 11 is held.
  • the tube 54 with the air supply openings 53, the dust removal chamber 55 and the dust collection chamber 55 and the dip tube formed by the sleeve 18 and the tube 14 form a vortex tube separator into which the partial air streams are introduced tangentially through the air supply openings 53 to produce a vortex-like movement.
  • the air supply openings are offset relative to the longitudinal axis of the Wirbelrohrabscheiders by an angle of approximately 45 ° and also in the axial direction to each other.
  • the entrained particles are deposited on the inner wall of the tube 54.
  • the suction air flow passes through the superposed window of the sleeve 18 and the tube 14 through the filter foam cylinder 11 in the interior thereof, from where it is sucked to the blower.
  • the blower with the fan 21 carries the sucked air through in Fig. 4 not shown exhaust openings to the outside.
  • the fan 21 is driven by the electric motor 25.
  • a further handle 32 is provided, which is connected to the dust cup 59 formed by the tube 54 and the bottom 58 and with the aid of the dust cup 59 can be removed laterally from the housing 40 for emptying dust.
  • the tube 14 with the filter foam cylinder 11 can preferably be removed from the housing 40. If the dust cup 59 removed from the housing 40 of the vacuum cleaner 1, the tube 14 can be pulled out with the filter foam cylinder 11 in the axial direction of the dust cup to clean the filter foam cylinder 11.
  • the dust cup 59 may be reversed or opened to remove the dust accumulated in the dust collecting space 56.
  • separable seals to be explained in detail and a locking mechanism are not provided in detail.
  • FIG. 5 is a side view of the in Fig. 4 shown vacuum cleaner 1 shown. It can be seen that on the outer wall of the substantially tubular housing 40 extending air ducts 44 having at its rear end deflection 46, by which the respective partial air flow is gradually deflected from an axial to a tangential direction. Furthermore, in Fig. 2 the intake manifold 42 at the front end of the vacuum cleaner 1, the exhaust ports 48 of the housing 40, in which a blow-out is held, and the removable dust cup 59 shown with the handle 32.
  • Fig. 6 is an axial view of the vacuum cleaner 1 shown from the rear end.
  • the handle 31 is arranged, and laterally on the housing 40 of the handle 32. It also recognizes the deflection portions 46 of the two air ducts, which are offset by approximately 45 ° to each other on the outer wall of the substantially tubular enveloping body 41 ,
  • the line marked AA marks the intersection of the in Fig. 4 shown partially cut representation.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)

Claims (13)

  1. Aspirateur réalisé à partir d'une unité assemblable constituée d'un petit aspirateur et d'un cadre d'aspirateur à tige, l'aspirateur présentant un dispositif séparateur de poussière (10), un ventilateur destiné à générer un courant d'air d'aspiration à travers le dispositif séparateur de poussière (10) et un moteur électrique (25) destiné à entraîner le ventilateur, et le dispositif séparateur de poussière (10) comprenant un séparateur à tourbillon, caractérisé en ce que le séparateur à tourbillon présente une pluralité d'ouvertures (53) d'amenée d'air pour l'alimentation tangentielle de respectivement un courant d'air partiel du courant d'air d'aspiration dans un espace de séparation de poussière (55).
  2. Aspirateur selon la revendication 1, caractérisé en ce que le séparateur à tourbillon présente un tube plongeant dans l'espace de séparation de poussière (55), à travers lequel tube le courant d'air d'aspiration est aspiré vers le ventilateur.
  3. Aspirateur selon la revendication 1, caractérisé en ce que l'espace de séparation de poussière (55) se rétrécit en section transversale, au moins par section, à partir d'une entrée d'air.
  4. Aspirateur selon l'une quelconque des revendications 1 à 3, caractérisé en ce que le séparateur à tourbillon est réalisé comme séparateur gravitaire.
  5. Aspirateur selon l'une quelconque des revendications 1 à 4, caractérisé en ce que l'aspirateur (1) présente des guidages d'air destinés à répartir le courant d'air d'aspiration en aval d'une zone d'aspiration (2) de l'aspirateur (1) en une pluralité de courants d'air partiels et à guider respectivement un courant d'air partiel vers respectivement une ouverture (53) d'amenée d'air.
  6. Aspirateur selon la revendication 5, caractérisé en ce qu'un cône de guidage (43) est disposé dans la pluralité de courants d'air partiels pour répartir le courant d'air d'aspiration.
  7. Aspirateur selon la revendication 5 ou 6, caractérisé en ce que les courants d'air partiels sont essentiellement guidés dans une direction axiale de l'aspirateur (1), de la zone d'aspiration (2) vers l'arrière, et en ce que, pour la répartition dans l'espace de séparation de poussière (55), ils sont progressivement déviés dans une direction tangentielle du séparateur à tourbillon.
  8. Aspirateur selon l'une quelconque des revendications précédentes, caractérisé en ce que deux ouvertures tangentielles (53) d'amenée d'air sont ménagées.
  9. Aspirateur selon la revendication 8, caractérisé en ce que les deux ouvertures tangentielles (53) d'amenée d'air, par rapport à un axe longitudinal du séparateur à tourbillon, sont disposées en étant respectivement décalées de moins de 180°.
  10. Aspirateur selon l'une quelconque des revendications 1 à 7, caractérisé en ce que trois ouvertures tangentielles (53) d'amenée d'air sont ménagées.
  11. Aspirateur selon la revendication 10, caractérisé en ce que les trois ouvertures tangentielles (53) d'amenée d'air, par rapport à un axe longitudinal du séparateur à tourbillon, sont disposées en étant respectivement décalées d'environ 120°.
  12. Aspirateur selon l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins deux ouvertures tangentielles (53) d'amenée d'air sont décalées l'une par rapport à l'autre en direction axiale.
  13. Aspirateur selon l'une quelconque des revendications précédentes, caractérisé en ce que
    l'aspirateur (1) présente un boîtier (40) essentiellement cylindrique, dont l'axe coïncide avec un axe du séparateur à tourbillon.
EP13732169.1A 2012-06-29 2013-06-28 Aspirateur avec un séparateur à tourbillon Active EP2866630B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012211245.6A DE102012211245B4 (de) 2012-06-29 2012-06-29 Staubsauger mit Wirbelabscheider
PCT/EP2013/063613 WO2014001496A1 (fr) 2012-06-29 2013-06-28 Aspirateur pourvu d'un cyclone

Publications (2)

Publication Number Publication Date
EP2866630A1 EP2866630A1 (fr) 2015-05-06
EP2866630B1 true EP2866630B1 (fr) 2016-08-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP13732169.1A Active EP2866630B1 (fr) 2012-06-29 2013-06-28 Aspirateur avec un séparateur à tourbillon

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EP (1) EP2866630B1 (fr)
DE (1) DE102012211245B4 (fr)
WO (1) WO2014001496A1 (fr)

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US10806317B2 (en) 2018-07-19 2020-10-20 Omachron Intellectual Property Inc. Surface cleaning apparatus
US10827891B2 (en) 2016-12-27 2020-11-10 Omachron Intellectual Property Inc. Multistage cyclone and surface cleaning apparatus having same
US11246462B2 (en) 2019-11-18 2022-02-15 Omachron Intellectual Property Inc. Multi-inlet cyclone
US11751740B2 (en) 2019-11-18 2023-09-12 Omachron Intellectual Property Inc. Multi-inlet cyclone

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US10722086B2 (en) 2017-07-06 2020-07-28 Omachron Intellectual Property Inc. Handheld surface cleaning apparatus
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US11285495B2 (en) 2016-12-27 2022-03-29 Omachron Intellectual Property Inc. Multistage cyclone and surface cleaning apparatus having same
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US10537216B2 (en) 2017-07-06 2020-01-21 Omachron Intellectual Property Inc. Handheld surface cleaning apparatus
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US10842330B2 (en) 2017-07-06 2020-11-24 Omachron Intellectual Property Inc. Handheld surface cleaning apparatus
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US10631693B2 (en) 2017-07-06 2020-04-28 Omachron Intellectual Property Inc. Handheld surface cleaning apparatus
TWI641414B (zh) * 2018-06-07 2018-11-21 孫正和 過濾系統
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CN109464063B (zh) * 2018-12-10 2023-10-20 江苏美的清洁电器股份有限公司 清洁设备
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US10827891B2 (en) 2016-12-27 2020-11-10 Omachron Intellectual Property Inc. Multistage cyclone and surface cleaning apparatus having same
US10791896B2 (en) 2018-07-19 2020-10-06 Omachron Intellectual Property Inc. Surface cleaning apparatus
US10806317B2 (en) 2018-07-19 2020-10-20 Omachron Intellectual Property Inc. Surface cleaning apparatus
US11166609B2 (en) 2018-07-19 2021-11-09 Omachron Intellectual Property, Inc. Surface cleaning apparatus
US11246462B2 (en) 2019-11-18 2022-02-15 Omachron Intellectual Property Inc. Multi-inlet cyclone
US11751740B2 (en) 2019-11-18 2023-09-12 Omachron Intellectual Property Inc. Multi-inlet cyclone

Also Published As

Publication number Publication date
EP2866630A1 (fr) 2015-05-06
DE102012211245A1 (de) 2014-01-02
DE102012211245B4 (de) 2018-05-17
WO2014001496A1 (fr) 2014-01-03

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