EP2459043A1 - Aspirateur comportant un filtre - Google Patents

Aspirateur comportant un filtre

Info

Publication number
EP2459043A1
EP2459043A1 EP10734987A EP10734987A EP2459043A1 EP 2459043 A1 EP2459043 A1 EP 2459043A1 EP 10734987 A EP10734987 A EP 10734987A EP 10734987 A EP10734987 A EP 10734987A EP 2459043 A1 EP2459043 A1 EP 2459043A1
Authority
EP
European Patent Office
Prior art keywords
filter
cleaner
vacuum cleaner
electric motor
cleaning
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.)
Granted
Application number
EP10734987A
Other languages
German (de)
English (en)
Other versions
EP2459043B1 (fr
Inventor
Carsten Hauptlorenz
Stephan Husnik
Melinda Rink
Martin Storath
Christian Ullrich
Benedikt Bach
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 Bosch und Siemens Hausgeraete GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BSH Bosch und Siemens Hausgeraete GmbH filed Critical BSH Bosch und Siemens Hausgeraete GmbH
Publication of EP2459043A1 publication Critical patent/EP2459043A1/fr
Application granted granted Critical
Publication of EP2459043B1 publication Critical patent/EP2459043B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1658—Construction of outlets
    • A47L9/1666—Construction of outlets with filtering means
    • A47L9/1675—Construction of outlets with filtering means movable, revolving or rotary
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/12—Dry filters
    • A47L9/127—Dry filters tube- or sleeve-shaped
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/20—Means for cleaning filters

Definitions

  • the present invention relates to a vacuum cleaner comprising a filter having an interior for filtering a dust-laden suction air stream and an electric motor for cleaning the filter.
  • a vacuum cleaner with a cleaning device for the dust filter is known.
  • an electromagnet is provided which keeps the clutch disengaged while the engine is running.
  • the cleaning device for the filter can be designed as a wiping device revolving around the fixed filter.
  • the arrangement may also be such that the stripping device is arranged stationary and the filter rotates about its axis.
  • an existing motor and blower engine blower unit is suitably mounted noise-damped.
  • the filter is stretched over a filter basket, which is fixed on a shaft by means of cross pins.
  • This shaft is mounted with its upper end in a mounted on the underside of the engine bracket and with its lower end in a crosspiece.
  • On the inner wall of the funnel are mounted one or more scrapers which are fitted with brushes which strip the dust deposited on the outside of the filter from the filter surface when the filter is circulated.
  • the shaft is connected to the motor shaft through a coupling.
  • a suction device with a filter is known.
  • the filter is rotatably mounted for its cleaning, so that deposited on the filter particles are thrown off. These particles are collected in a container.
  • document US 2005/0183233 discloses a vacuum collector with a filter housing, a filter element and a sweeper for sweeping the filter element. With the sweeping device dirt is swept by the filter unit, whereby the dirt from the filter unit can be removed and collected.
  • the sweeper comprises one or more flaps and is rotatably disposed in the filter unit.
  • the dust filter comprises a filter membrane and a scraper, which is movably mounted to clean the filter membrane and operated by a motor.
  • the filter membrane of the filter is shaped as a folded circumferential cylinder wall. If a new filter cartridge is to replace an old filter cartridge, this includes a new scraper, which is inseparably preassembled in the filter cartridge.
  • German Offenlegungsschrift DE 10303678 discloses a cyclone type dust collector for a vacuum cleaner.
  • This dust collecting apparatus includes a grid cleaner for automatically removing fine dusts.
  • the grid cleaner includes a grid rotator for rotating the grid when the vacuum cleaner is in use.
  • the grate rotator includes a rotary member which rotatably supports the grate with respect to the cyclone body and which rotates together with the grate.
  • the rotating device includes a turbine fan as a driving source for providing power for rotating the rotary member, and a power transmitting device for transmitting the power of the turbine fan to the rotating member.
  • Vacuum cleaners are electrical energy powered devices for receiving dust, including both mains powered and battery or cordless tools.
  • a vacuum cleaner may e.g. a motor-blower unit for generating a suction air flow, a nozzle for collecting dust, a suction air guide for guiding the suction air flow, a Staubabscheideech and a filter.
  • a Staubabscheideech is a device to understand in which the dirt-laden suction air can be removed from the dirt.
  • such a Staubabscheideisme have a filter bag with or without basket, or a centrifugal separator.
  • Under a filter is an object formed from a filter material to understand, the filter material enclosing the interior of the filter.
  • the filter material can be flowed through by the suction air flow, and thus serve to retain particles.
  • the filter may be e.g. be arranged in the Staubabscheidetician.
  • the filter may e.g. be designed as an exchangeable cartridge filter.
  • the filter material By cleaning the filter, the filter material should be freed from the dirt that has accumulated on the filter material during operation of the vacuum cleaner. This dirt is particularly due to the filtering of the dust-laden suction air stream - A -
  • the invention provides a compact construction, e.g. a small height, the filter achievable, which can advantageously have a small footprint.
  • a larger area of the filter material for filtering the suction air flow can be achieved.
  • the electric motor is e.g. not on the filter material, a flow past the suction air flow to the electric motor can be achieved.
  • an effective use of the surface of the filter material can be achieved.
  • the electric motor is cooled by the suction air flow.
  • the sound emanating from the electric motor during operation can be insulated by the filter material, whereby a quiet operation of the cleaning process can be achieved.
  • Another advantage of the invention may be that the number of coupling points for coupling the electric motor can be minimized.
  • the electric motor can drive a cleaning mechanism directly without coupling points.
  • the vacuum cleaner on a Abropter for performing a mechanical cleaning of the filter.
  • the filter can be freed from dirt particles in an advantageous manner.
  • a mechanical force is exerted by the cleaner on the dirt particles, which is directed against the direction in which the dirt particles are pressed by the suction air against the filter material.
  • a relative movement between the cleaner and the filter can be achieved by the electric motor.
  • the cleaner is in operative connection with the electric motor and is movable.
  • the electric motor mechanically drives the cleaner, as a result of which the cleaner can transfer mechanical energy from the electric motor to the filter and / or to the filter material. This can e.g. by mechanical vibration of the filter unit, by blowing off or blowing through the filter material.
  • the moveable cleaner provides a fixed filter, avoiding additional seals to seal the filter.
  • embodiments of the invention are conceivable in which the cleaner is permanently mounted and the filter is in operative connection with the electric motor and thus is movable.
  • the invention further development is preferably provided that the cleaner is rotatably mounted on a rotation axis.
  • the cleaner is rotatably mounted on a rotation axis.
  • the filter is rotationally symmetrical and has a filter axis which is arranged parallel to the axis of rotation of the cleaner.
  • the filter axis corresponds to the axis of symmetry of the rotationally symmetric filter.
  • the filter can be designed, for example, as an exchangeable cylindrical cartridge filter.
  • this achieves a high cleaning efficiency of the filter, since the area of the filter medium attacked by the wiper for cleaning the filter can be maximized.
  • the axis of rotation of the cleaner corresponds to the filter axis of the filter.
  • the cleaner can be arranged symmetrically in the filter in order to achieve a uniform force on the filter can.
  • the electric motor has a drive axis which is arranged parallel to the axis of rotation of the cleaner.
  • a particularly easy coupling between the driving electric motor and the rotary cleaner can be achieved.
  • frictional losses can be reduced and / or tilting of the two axes can be avoided.
  • the axis of rotation of the cleaner corresponds to the drive axis of the electric motor.
  • this can be achieved by an optimal power transmission from the electric motor to the cleaner.
  • this is a particularly space-saving design accessible.
  • the filter has a screw cap for attachment, and the direction of rotation of the cleaner of the closing direction of the
  • the filter can be arranged by the rotary closure on a Staubabscheideech.
  • the twist lock may e.g. when
  • Locking the rotary closure is carried out a rotary movement, wherein the rotary closure is closed in the closing direction.
  • Rotary lock can be closed to prevent the filter from loosening during the process
  • the cleaner only partially covers the filter material for cleaning.
  • the cleaner is placed centrally in the longitudinal extent of the filter.
  • the cleaner acts on the location of the filter material at which the bending stiffness of the filter material in the direction of movement of the cleaner, ie in the cleaning direction, is the lowest. The fact that the cleaner acts on the lowest bending stiffness of the filter, with a low energy input maximum deformation of the filter material and thus an optimal cleaning effect can be achieved. As a result, the effectiveness of a mechanical energy transfer from the stripping element to the filter can be improved. Furthermore, a symmetrical energy distribution to the filter material can be achieved.
  • the filter has a coupling which is arranged between the electric motor and the cleaner.
  • the coupling may e.g. be designed as a disc clutch or dog clutch.
  • the filter can be e.g. disconnect from the electric motor for service or maintenance.
  • the coupling is arranged in the interior of the filter. In this way it can be achieved that the coupling is protected against mechanical influences, such as e.g. protected from contact by the user.
  • the coupling is coupled directly to the electric motor or to the gear of the electric motor and to the cleaner. This allows a reduction of coupling points between the electric motor and cleaner, which energy losses in the clutch can be avoided.
  • the filter has an elastically deformable element, such as a spring.
  • the elastically deformable element in the assembled state of the filter exerts a force on a first and a second part of the coupling, so that both coupling parts are pressed against each other. Due to the spring manufacturing inaccuracies can be compensated in order to achieve a reliable connection between the electric motor and Abrillian can.
  • the spring achievable that the electric motor despite colliding two coupling parts, for example, two claws of a dog clutch, can be introduced into the filter.
  • the clashing of the coupling parts could prevent introduction of the electric motor if the parts of the clutch, for example, are difficult to move due to a self-locking transmission.
  • it can be achieved that the coupling in such a case does not have to be mounted in its final position, but can only be brought into its final position by starting the electric motor.
  • the cleaner has at least one stripping element.
  • the scraper of the cleaner may be e.g. be designed as a paddle, deflector, cloth, flap, swinging plate, shovel, broom or comb.
  • the shape of the scraper unit may be rectangular or trapezoidal.
  • the stripping unit may e.g. be made of elastically deformable or rigid material.
  • the wiping element wipes over the filter material, whereby the accumulated dirt is removable from the filter material.
  • the wiping element is designed as a blowing nozzle, which blows the filter material against the direction of the suction air flow when the motor / fan unit of the vacuum cleaner is switched off in order to free the filter material from particles.
  • the filter has an exhaust port, and the electric motor is disposed on the opposite side of the exhaust port of the filter.
  • the present invention makes it possible to provide a vacuum cleaner with a self-cleaning filter, which can have a compact design, with simple structural and cost-effective means.
  • a filter with a low noise during the cleaning process can be provided.
  • a simple, friction-optimized construction of a self-cleaning filter can be achieved by the invention.
  • FIG. 1 shows a vacuum cleaner with dust chamber for receiving a dust collecting unit.
  • FIG. 2 shows a dust separation unit of a vacuum cleaner according to FIG. 1 in a perspective sectional view
  • Fig. 3 is a Staubabscheideech a vacuum cleaner of FIG. 1 in a
  • FIG. 1 shows a vacuum cleaner 10 with a motor-blower unit 1 1 for generating a suction air flow 12.
  • the vacuum cleaner 10 has a dust chamber 13 for receiving a Staubabscheidetician 14.
  • FIG. 2 shows a dust separation unit 14 of a vacuum cleaner 10 according to FIG. 1 in a perspective sectional view.
  • the Staubabscheidetician 14 of the vacuum cleaner 10 is shown in a sectional view.
  • the vacuum cleaner 10 has a nozzle for dust pickup and a suction air guide for guiding the suction air flow 12, which are not shown for purposes of illustration.
  • the vacuum cleaner 10 includes a filter 20 disposed in the dust collecting unit 14.
  • the filter 20 is the motor-blower unit 11 of the vacuum cleaner 10 upstream in the direction of the suction air stream 12.
  • This filter 20 is used to filter the dust-laden suction air stream 12 and has for this purpose filter material 21.
  • the filter material 21 is flowed through by the suction air stream 12, whereby dust particles accumulate on the filter material.
  • a cleaner 40 is arranged for cleaning the filter.
  • an electric motor 30 for driving the cleaner 40 and thus for cleaning the filter 20 is partially disposed in the interior 22 of the filter 20.
  • a mechanical cleaning of the filter 20 can be carried out by the cleaner 40.
  • the movable cleaner 40 is driven by the electric motor 30.
  • the cleaner 40 is thus in operative connection with the electric motor 30.
  • the cleaner 40 is rotatably mounted on a rotation axis 41.
  • the filter 20 is a cylindrical cartridge filter, and thus rotationally symmetrical.
  • the filter axis 23 of the filter corresponds to the axis of rotation 41 of the cleaner 40 and is therefore parallel to it.
  • the electric motor 30 has a drive shaft 31, which corresponds to the axis of rotation 41 of the cleaner 40, and is thus arranged parallel to it.
  • the drive axle 31 of the electric motor 30, the filter axis 23 of the filter 20 and the axis of rotation 41 of the cleaner 40 thus coincide, whereby a simple construction and thus a high reliability of the cleaning mechanism is achieved.
  • the filter 20 has a coupling 25 which is arranged between the electric motor 30 and cleaner 40. This allows the filter including the cleaner 40 of the
  • the clutch 25 is a dog clutch, which is particularly easy to disconnect and reconnect.
  • the filter 20 has a spring 43. By the spring 43 and the placement of two coupling claws 26 can be compensated during assembly of the coupling. As soon as the electric motor 30 starts, the claws of the clutch 25 are pressed by the spring 43 in its intended position.
  • the cleaner 40 is located in the center of the filter 20, and thus acts on the lowest bending stiffness of the filter. This allows for optimal
  • Deflection of the filter material 21 can be achieved by stripping.
  • Cleaner 40 has two stripping elements 42.
  • the stripping 42 strip the filter material 21 and thereby cause a force on the filter material 21 and thus on the adhering dust, which is responsible for detachment of the
  • the filter 20 has a screw cap 24 designed as a bayonet closure for fastening the filter 20 to the Staubabscheideech 14.
  • the closure direction of the rotary closure 24 corresponds to the direction of rotation of the cleaner 40, whereby a tightening of the filter 20 is achieved during operation of the cleaner 40, since the wiping element 42 during cleaning of the filter 20 on the filter material 21 strips and thus a force on the filter 20th exercises.
  • the user does not have to pay attention to the tight fit of the filter 20 when attaching the filter 20 to the Staubabscheideisme 14.
  • the filter 20 has an exhaust port 27.
  • the electric motor 30 is arranged at the region of the filter 20 opposite the exhaust air opening 27.
  • the electric motor 30 is downstream of the filter material 21 in the direction of the suction air stream 12, and thus arranged in the clean air area. As a result, contamination of the electric motor, which can lead to early wear of the electric motor can be avoided.
  • the present invention makes it possible to provide a vacuum cleaner with a self-cleaning filter, which can have a compact design, with simple structural and cost-effective means.
  • a filter with a low noise during the cleaning process can be provided.
  • a simple, friction-optimized construction of a self-cleaning filter can be achieved by the invention.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

L'invention concerne un aspirateur comportant un filtre (20) présentant un espace intérieur (22) pour filtrer un courant d'air aspiré chargé de poussières, et un moteur électrique (30) pour laver le filtre (20), le moteur électrique (30) étant disposé au moins partiellement dans l'espace intérieur (22) du filtre (20). L'invention permet de mettre en oeuvre, avec des moyens de constructions simples et économiques, un aspirateur comportant un filtre autonettoyant (20) pouvant présenter une construction compacte. Il est notamment possible de mettre en oeuvre un filtre (20) ne générant que peu de bruit lors du processus de lavage. L'invention permet par ailleurs une construction optimisée en terme de frottements d'un filtre autonettoyant (20).
EP10734987.0A 2009-07-31 2010-07-19 Aspirateur avec filtre Active EP2459043B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910035602 DE102009035602A1 (de) 2009-07-31 2009-07-31 Staubsauger mit Filter
PCT/EP2010/060382 WO2011012479A1 (fr) 2009-07-31 2010-07-19 Aspirateur comportant un filtre

Publications (2)

Publication Number Publication Date
EP2459043A1 true EP2459043A1 (fr) 2012-06-06
EP2459043B1 EP2459043B1 (fr) 2015-09-16

Family

ID=42797484

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10734987.0A Active EP2459043B1 (fr) 2009-07-31 2010-07-19 Aspirateur avec filtre

Country Status (5)

Country Link
EP (1) EP2459043B1 (fr)
CN (1) CN102469902B (fr)
DE (1) DE102009035602A1 (fr)
RU (1) RU2525786C2 (fr)
WO (1) WO2011012479A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3409172A1 (fr) * 2017-05-31 2018-12-05 Conta S.R.O Aspirateur autonettoyant

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DK2672870T3 (en) 2011-02-11 2015-03-02 Kaercher Gmbh & Co Kg Alfred Process for cleaning a filter in a vacuum cleaner and vacuum cleaner for carrying out the process
US11534043B2 (en) 2011-03-04 2022-12-27 Omachron Intellectual Property Inc. Surface cleaning apparatus
DE102011007213A1 (de) 2011-04-12 2012-10-18 BSH Bosch und Siemens Hausgeräte GmbH Staubabscheideeinheit mit einer Zwischenkupplung
DE102011017792A1 (de) 2011-04-29 2012-10-31 BSH Bosch und Siemens Hausgeräte GmbH Abscheideeinrichtung mit Flusensieb
DE102011081044A1 (de) 2011-08-16 2013-02-21 BSH Bosch und Siemens Hausgeräte GmbH Staubabscheideeinrichtung, insbesondere für Staubsauger
CN103908195B (zh) * 2013-01-08 2017-06-27 苏州宝时得电动工具有限公司 真空吸尘器及其过滤装置的清理方法
US20140237768A1 (en) 2013-02-28 2014-08-28 G.B.D. Corp. Surface cleaning apparatus
DE102013108564A1 (de) 2013-08-08 2015-03-05 Miele & Cie. Kg Filterelement mit einem gefalteten Filtermedium und Staubsauger mit einem solchen Filterelement
DE102013108565B4 (de) 2013-08-08 2024-03-14 Miele & Cie. Kg Staubsauger mit einem Filterelement
DE102013108567A1 (de) 2013-08-08 2015-02-12 Miele & Cie. Kg Fliekraftabscheider und Staubsauger mit einem Fliekraftabscheider
DE102013108559A1 (de) 2013-08-08 2015-02-12 Miele & Cie. Kg Verfahren zum Betrieb eines Staubsaugers zum Rückreinigen eines vom Staubsauger umfassten Filterelements
GB2524018B (en) * 2014-03-11 2017-01-04 Hoover Ltd Cyclonic separation device
DE102014108089A1 (de) * 2014-06-10 2015-12-17 Miele & Cie. Kg Filtereinheit für einen Staubsauger und Staubsauger mit einer solchen Filtereinheit
US11445874B2 (en) 2014-12-17 2022-09-20 Omachron Intellectual Property Inc. Hand carryable surface cleaning apparatus
US11445873B2 (en) 2014-12-17 2022-09-20 Omachron Intellectual Property Inc. Hand carryable surface cleaning apparatus
DE102015104895A1 (de) * 2015-03-30 2016-10-06 Vorwerk & Co. Interholding Gmbh Abreinigungseinheit für einen beutellosen Staubsauger
DE102015106289A1 (de) * 2015-04-23 2016-10-27 Miele & Cie. Kg Staubsauger sowie Filtereinheit zur Verwendung mit einem Staubsauger
GB2546543B (en) 2016-01-22 2019-01-02 Dyson Technology Ltd Separating apparatus and vacuum cleaner
GB2546541B (en) 2016-01-22 2018-07-04 Dyson Technology Ltd Vacuum cleaning apparatus
GB2546542B (en) 2016-01-22 2018-07-04 Dyson Technology Ltd Vacuum cleaner
CN106166043A (zh) * 2016-08-31 2016-11-30 苏州凯丽达电器有限公司 一种用于吸尘器电机的过滤装置
DE102016119196A1 (de) * 2016-10-10 2018-04-12 Vorwerk & Co. Interholding Gmbh Staubsauger mit einem Filterelement
CN106388705B (zh) * 2016-11-08 2018-11-06 苏州欧圣电气股份有限公司 过滤组件、过滤装置及吸尘器
US11013378B2 (en) 2018-04-20 2021-05-25 Omachon Intellectual Property Inc. Surface cleaning apparatus
CN113197526A (zh) 2018-05-01 2021-08-03 尚科宁家运营有限公司 自动清洁系统及用于机器人清洁器的对接站
KR20210032482A (ko) 2018-07-20 2021-03-24 샤크닌자 오퍼레이팅 엘엘씨 로봇 청소기 부스러기 제거 도킹 스테이션
EP3753464A1 (fr) * 2019-06-18 2020-12-23 Hilti Aktiengesellschaft Agencement d'une unité de nettoyage dans un dispositif d'aspiration et dispositif d'aspiration doté d'un tel agencement
DE102021205492B4 (de) * 2021-05-31 2023-11-23 BSH Hausgeräte GmbH Filtereinheit für einen Staubsauger

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Publication number Priority date Publication date Assignee Title
EP3409172A1 (fr) * 2017-05-31 2018-12-05 Conta S.R.O Aspirateur autonettoyant

Also Published As

Publication number Publication date
RU2012102067A (ru) 2013-09-10
EP2459043B1 (fr) 2015-09-16
WO2011012479A1 (fr) 2011-02-03
DE102009035602A1 (de) 2011-02-10
RU2525786C2 (ru) 2014-08-20
CN102469902B (zh) 2015-09-09
CN102469902A (zh) 2012-05-23

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