EP3659482A1 - Ansaugvorrichtung für haushaltsstaubsauger, die mit einem dämpfungselement ausgestattet ist - Google Patents

Ansaugvorrichtung für haushaltsstaubsauger, die mit einem dämpfungselement ausgestattet ist Download PDF

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Publication number
EP3659482A1
EP3659482A1 EP19210503.9A EP19210503A EP3659482A1 EP 3659482 A1 EP3659482 A1 EP 3659482A1 EP 19210503 A EP19210503 A EP 19210503A EP 3659482 A1 EP3659482 A1 EP 3659482A1
Authority
EP
European Patent Office
Prior art keywords
suction
motor
suction device
support
damping
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.)
Pending
Application number
EP19210503.9A
Other languages
English (en)
French (fr)
Inventor
Antoine MARTI
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.)
SEB SA
Original Assignee
SEB SA
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 SEB SA filed Critical SEB SA
Publication of EP3659482A1 publication Critical patent/EP3659482A1/de
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/24—Hand-supported suction cleaners
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/22—Mountings for motor fan assemblies
    • 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
    • A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means

Definitions

  • the present invention relates to the field of household vacuum cleaners for vacuuming dust and waste of small particle size present on a surface to be cleaned, which may for example be tiles, parquet, laminate, carpet or carpet.
  • the a Vogellic sealing element is further configured to decouple the suction motor from the motor housing, and thus to limit the transfer of vibrations generated by the suction motor to the motor housing.
  • the noise generated by the aforementioned domestic vacuum cleaner is likely to affect the comfort of a user.
  • the present invention aims to remedy all or part of these drawbacks.
  • the technical problem underlying the invention consists in particular in providing a suction device which ensures optimal decoupling of the suction motor relative to the motor housing, while ensuring optimum sealing between the motor housing and the motor. suction.
  • the present invention relates to a suction device for a domestic vacuum cleaner, comprising a motor housing comprising a support and a passage opening provided on the support; a suction motor disposed in the motor housing and supported by the support, the suction motor comprising an air inlet opening and being configured to generate a suction flow through the passage opening and the air inlet opening; and an air-tight sealing element comprising a first sealing portion configured to cooperate sealingly with the motor housing and a second sealing portion configured to cooperate sealingly with the suction motor, characterized in that the suction device further comprises at least one damping element interposed between the support and the suction motor and configured to support the weight of the suction motor, the at least one damping element being distinct from the air sealing element.
  • Such a configuration of the at least one damping element makes it possible to dissociate the sealing function, which is carried out by the aeraulic sealing element, from the decoupling function, which is carried out by the at least one 'damping, and therefore to be able to use materials of different hardnesses to manufacture the air sealing element and the at least one damping element.
  • Such a choice of materials makes it possible, for example, to produce the air sealing element with a very elastic material so as to promote sealing between the motor casing and the suction motor, and make the at least one damping element with a slightly harder material so as to favor the damping of the vibrations generated by the suction motor.
  • the suction device according to the present invention ensures optimum sealing between the motor housing and the suction motor, and optimum limitation of the transfer of vibrations generated by the suction motor to the motor housing.
  • the suction device provides improved decoupling of the suction motor from the motor housing, while ensuring optimum sealing between the motor housing and the suction motor.
  • the suction device can also have one or more of the following characteristics, taken alone or in combination.
  • the suction device is configured so that when a longitudinal axis of the suction motor is substantially vertical and the air intake opening is oriented towards the ground , the support and the at least one damping element are located below the suction motor.
  • the at least one damping element is spaced from the air sealing element.
  • the aeraulic sealing element is annular, and the at least one damping element is arranged at the periphery of the aeraulic sealing element.
  • the air sealing element is configured to guide the suction flow from the passage opening to the air inlet opening.
  • the first sealing portion is annular and extends around the periphery of the passage opening.
  • the second sealing portion is annular and extends around the air inlet opening.
  • the air sealing element is flexible.
  • the air sealing element is in one piece.
  • the air-tight sealing element and the at least one damping element are made of materials of different hardnesses.
  • the material in which the at least one damping element is made has a higher hardness than the material in which the air-tightness sealing element is made.
  • the air sealing element is molded onto the support.
  • the at least one damping element is molded onto the support.
  • the at least one damping element has an arcuate bearing surface against which rests a rounded lower edge of the suction motor.
  • the at least one damping element is elongated and extends in a direction of extension.
  • the at least one damping element is flexible.
  • the at least one damping element is elastically deformable.
  • the at least one damping element is made of elastically deformable material, and can for example be made of elastomer.
  • the at least one element damping extends radially with respect to the passage opening.
  • the suction device comprises a plurality of damping elements which are distributed around the passage opening.
  • the damping elements can for example be molded independently or simultaneously on the support.
  • the damping elements are interconnected.
  • the damping elements are distinct and separate from each other.
  • the damping elements are regularly distributed around the passage opening, and in particular around the aeraulic sealing element.
  • the damping elements are substantially aligned circumferentially.
  • the damping elements generally extend in an extension plane which is transverse, and preferably substantially perpendicular, to the longitudinal axis of the suction motor.
  • the second annular sealing portion is configured to be pressed and held in sealing manner against the suction motor when the suction motor is supplied and generates the suction flow .
  • the result of the forces applied to the second annular sealing portion is such that the second annular sealing portion is pressed and kept pressed against the suction motor.
  • the suction device comprises three damping elements distributed at 120 ° from each other.
  • the motor housing comprises a fairing defining a housing in which the suction motor is mounted.
  • the fairing comprises a mounting opening opening into the housing and through which the suction motor is mounted in the housing.
  • the support and the fairing are assembled to one another.
  • the support is configured to close the mounting opening.
  • the suction device comprises a radial damping system comprising a plurality of damping members distributed around the suction motor.
  • the radial damping system further comprises an annular support piece extending around the suction motor, the damping members being interposed between the annular support piece and the casing engine, and for example between the annular support part and the fairing.
  • each damping member comprises a first fixing part fixed to the motor housing, and for example to the fairing of the motor housing, a second fixing part fixed to the annular support piece, and a damping part connecting the first and second fixing parts.
  • the damping part of each damping member can for example extend substantially radially with respect to the longitudinal axis of the suction motor.
  • the damping members are regularly distributed around the suction motor.
  • the suction motor comprises a fan and an electric motor configured to drive the fan in rotation.
  • the fairing comprises an air outlet opening and a protective grid which is located between the air outlet opening and the suction motor.
  • the present invention further relates to a household vacuum cleaner comprising a suction device according to the present invention.
  • the household vacuum cleaner is a stick vacuum cleaner.
  • the longitudinal axis of the suction motor is substantially parallel to the longitudinal axis of a handle of the stick vacuum cleaner.
  • the figure 1 represents a domestic vacuum cleaner 2, and more particularly a stick vacuum cleaner, comprising a handle 3 and a nozzle 4, for example of generally triangular shape, which is arranged to be in contact with a floor to be cleaned and which is connected to the handle 3 by l 'through a connecting part 5.
  • the handle 3 includes in particular a handle 6 at its upper end and forms a frame which in particular comprises a suction device 7 and a waste separation and storage device 8, which is removable so that it can be cleaned.
  • the handle 3 is advantageously articulated according to several degrees of freedom relative to the nozzle 4 and can be directly manipulated by a user in the manner of a broom, in order to move the nozzle 4 on the floor to be cleaned.
  • the suction device 7 comprises a motor casing 9, and a suction motor 11, also called a motor-fan, disposed in the motor casing 9.
  • the suction device 7 also comprises a rechargeable battery (not shown in the figures) configured to electrically supply the suction motor 11.
  • the motor housing 9 comprises a support 12 configured to support the suction motor 11, a passage opening 13 provided on the support 12, and a fairing 14 assembled to the support 12 for example by screwing or snap-fastening.
  • the fairing 14 defines a housing 15 in which the suction motor 11 is mounted.
  • the fairing 14 comprises a mounting opening 16 opening into the housing 15 and through which the suction motor 11 is mounted in the housing 15.
  • the support 12 is in particular configured to close the mounting opening 16.
  • the suction motor 11 is configured to generate a suction flow through the passage opening 13.
  • the suction motor 11 comprises a fan and an electric motor configured to drive the fan in rotation.
  • the suction motor 11 may further comprise a fan cover 17 at least partially covering the fan and defining an air inlet opening 18.
  • the fairing 14 further comprises an air outlet opening 19 and a protective grid 21 which is located between the air outlet opening 19 and the suction motor 11.
  • the suction device 7 also comprises an air sealing element 22 which is in one piece and which is flexible.
  • the aeraulic sealing element 22 is more particularly configured to guide the suction flow from the passage opening 13 to the air inlet opening 18.
  • the air sealing element 22 is annular and flexible, and comprises a first sealing portion 23 configured to cooperate in leaktight manner with the motor casing 9, and more particularly with the support 12, and a second sealing portion 24 configured to cooperate sealingly with the suction motor 11.
  • the air sealing element 22 is molded onto the support 12.
  • the first sealing portion 23 is annular and extends around the periphery of the passage opening 13
  • the second sealing portion 24 is annular and extends around the air inlet opening 18.
  • the second annular sealing portion 24 more particularly comprises an annular sealing lip 25 which extends transversely relative to the central axis of the air-tight sealing element 22 and which is configured to cooperate in leaktight manner with the suction motor 11, and more particularly with the fan cover 17.
  • the annular sealing lip 25 is configured to bear against the suction motor 11 when the suction motor 11 is stopped, and to be pressed and kept in sealing contact against the suction motor 11 when the suction motor 11 is supplied and generates the suction flow.
  • the suction device 7 further comprises a plurality of damping elements 26 which are distinct from the air sealing element 22 and which are interposed between the support 12 and the suction motor 11.
  • the elements damping 26 are more particularly configured to support the weight of the suction motor 11, and are advantageously made of elastically deformable material, and for example of elastomer.
  • the damping elements 26 can for example be molded, independently or simultaneously, on the support 12.
  • the air sealing element 22 and the damping elements 26 are made of materials of different hardness.
  • the material in which each of the damping elements 26 is produced may for example have a higher hardness than the material in which the air-tight sealing element 22 is produced.
  • the suction device 7 is configured so that, when the longitudinal axis of the suction motor 11 is substantially vertical and the air inlet opening 18 is oriented towards the ground, the support 12 and the damping elements 26 are located below the suction motor 11.
  • the damping elements 26 are arranged at the periphery of the air-tight sealing element 22, and are regularly distributed around the passage opening 13.
  • the suction device 7 can for example comprise three damping elements 26 distributed at 120 ° each others.
  • the damping elements 26 are aligned circumferentially, and generally extend in an extension plane which is transverse, and preferably substantially perpendicular, to the longitudinal axis of the suction motor 11.
  • each damping element 26 is elongated and extends radially with respect to the passage opening 13.
  • each damping element 26 has an arcuate bearing surface 27 against which rests a rounded lower edge 28 of the suction motor 11.
  • the suction device 7 further comprises (see in particular the figures 3 and 4 ) a radial damping system 29 comprising an annular support piece 30 which extends around the suction motor 11 and which is fixed to the suction motor 11, and a plurality of damping members 31 which are interposed between the annular support piece 30 and the fairing 14 and which are regularly distributed around the suction motor 11.
  • the radial damping system 29 can for example comprise three damping members 31 regularly distributed around the suction motor 11 .
  • each damping member 31 comprises a first fixing part 32 fixed to the fairing 14 of the motor housing 9, for example by form complementarity, a second fixing part 33 fixed to the annular support piece 30, for example by complementarity shape, and a damping part 34 connecting the first and second fixing parts 32, 33 respectively.
  • the damping part 34 of each damping member 31 can for example extend substantially radially relative to the longitudinal axis of the suction motor 11.
  • the figure 6 represents a support 12 of a suction device 7 according to a second embodiment of the invention which differs from that shown in the Figures 1 to 5 basically in that the damping elements 26 are connected together by an annular connection portion 35 so as to allow an overmolding of the damping elements 26 on the support 12 using a single point of injection of material into the respective mold.
  • the present invention is in no way limited to the embodiments described and illustrated which have been given only by way of example. Modifications remain possible, in particular from the point of view of the constitution of the various elements or by substitution of technical equivalents, without thereby departing from the scope of protection of the invention.
  • the suction device 7 could equip a canister vacuum cleaner.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
  • Electric Suction Cleaners (AREA)
EP19210503.9A 2018-11-30 2019-11-21 Ansaugvorrichtung für haushaltsstaubsauger, die mit einem dämpfungselement ausgestattet ist Pending EP3659482A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1872175A FR3089108B1 (fr) 2018-11-30 2018-11-30 Dispositif d’aspiration pour aspirateur domestique équipé d’un élément d’amortissement

Publications (1)

Publication Number Publication Date
EP3659482A1 true EP3659482A1 (de) 2020-06-03

Family

ID=66049294

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19210503.9A Pending EP3659482A1 (de) 2018-11-30 2019-11-21 Ansaugvorrichtung für haushaltsstaubsauger, die mit einem dämpfungselement ausgestattet ist

Country Status (3)

Country Link
EP (1) EP3659482A1 (de)
CN (2) CN111248810B (de)
FR (1) FR3089108B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3089108B1 (fr) * 2018-11-30 2021-11-05 Seb Sa Dispositif d’aspiration pour aspirateur domestique équipé d’un élément d’amortissement

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5647570A (en) * 1994-04-21 1997-07-15 Shop Vac Corporation Vacuum cleaner motor mounting apparatus
WO2010051930A1 (en) * 2008-11-05 2010-05-14 Aktiebolaget Electrolux Vacuum cleaner
EP2436291A1 (de) * 2009-05-29 2012-04-04 Kabushiki Kaisha Toshiba Elektrischer reiniger
US8464392B2 (en) * 2007-11-28 2013-06-18 Kabushiki Kaisha Toshiba Electric vacuum cleaner

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0286203A1 (de) * 1987-04-06 1988-10-12 Black & Decker Inc. Staubsauger
DE10148510C1 (de) * 2001-10-01 2003-06-18 Bsh Bosch Siemens Hausgeraete Dichtung zum Einsatz in einer Gebläseanordnung
CN100342815C (zh) * 2003-04-11 2007-10-17 乐金电子(天津)电器有限公司 真空吸尘器用电机防震装置
CN103505149B (zh) * 2013-09-24 2016-01-20 苏州市铂恒电器有限公司 静音吸尘器
CN104274123B (zh) * 2014-07-24 2017-03-15 莱克电气绿能科技(苏州)有限公司 一种床用吸尘器的装配定位机构
TWI626032B (zh) * 2016-02-29 2018-06-11 Ｌｇ電子股份有限公司 真空吸塵器
FR3089108B1 (fr) * 2018-11-30 2021-11-05 Seb Sa Dispositif d’aspiration pour aspirateur domestique équipé d’un élément d’amortissement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5647570A (en) * 1994-04-21 1997-07-15 Shop Vac Corporation Vacuum cleaner motor mounting apparatus
US8464392B2 (en) * 2007-11-28 2013-06-18 Kabushiki Kaisha Toshiba Electric vacuum cleaner
WO2010051930A1 (en) * 2008-11-05 2010-05-14 Aktiebolaget Electrolux Vacuum cleaner
EP2436291A1 (de) * 2009-05-29 2012-04-04 Kabushiki Kaisha Toshiba Elektrischer reiniger

Also Published As

Publication number Publication date
FR3089108B1 (fr) 2021-11-05
CN211511617U (zh) 2020-09-18
FR3089108A1 (fr) 2020-06-05
CN111248810B (zh) 2023-03-10
CN111248810A (zh) 2020-06-09

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