EP3626148B1 - Ansaugvorrichtung für haushaltssauger - Google Patents

Ansaugvorrichtung für haushaltssauger Download PDF

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Publication number
EP3626148B1
EP3626148B1 EP19191537.0A EP19191537A EP3626148B1 EP 3626148 B1 EP3626148 B1 EP 3626148B1 EP 19191537 A EP19191537 A EP 19191537A EP 3626148 B1 EP3626148 B1 EP 3626148B1
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EP
European Patent Office
Prior art keywords
annular
suction
annular sealing
suction device
aeraulic
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Application number
EP19191537.0A
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English (en)
French (fr)
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EP3626148A1 (de
Inventor
Fabien David
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SEB SA
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SEB SA
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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
    • 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
    • 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
    • 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
    • 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

Definitions

  • the present invention relates to the field of household vacuum cleaners making it possible to suck up dust and waste of small particle size present on a surface to be cleaned, which may for example be tiles, parquet, laminate, carpet or a carpet.
  • Such a configuration of the aeraulic sealing element can induce, due to a lack of flexibility of the latter, a transfer of the vibrations generated by the suction motor to the housing of the domestic vacuum cleaner, which results in a significant increase in the noise generated by the household vacuum cleaner and therefore the discomfort suffered by the user when using such a household vacuum cleaner.
  • the present invention aims to remedy all or part of these drawbacks.
  • the objective of the present invention is in particular to provide a suction device which greatly limits a transfer of the vibrations generated by the suction motor to the housing of the household vacuum cleaner, while ensuring optimum suction performance for the device. aspiration.
  • Such a configuration of the aeraulic sealing element, and in particular the presence of the at least one radial fold and of the at least one annular fold, makes it possible to greatly limit the transfer of vibrations generated by the vacuum motor to the housing of the household vacuum cleaner.
  • the at least one radial fold makes it possible to increase the flexibility of the aeraulic sealing element in a tangential direction and therefore to significantly reduce the transfer, to the vacuum cleaner housing, of the vibrations generated by the electromagnetic forces.
  • the suction device may further have one or more of the following characteristics, taken alone or in combination.
  • the a somehowlic sealing element is in one piece.
  • the annular intermediate portion comprises a first tubular portion extending from the first annular sealing portion and in the direction of the suction motor, and a second tubular portion extending through from the second annular sealing portion and in a direction opposite to the suction motor, the first and second tubular portions being substantially concentric and being axially offset from one another.
  • the annular intermediate portion further comprises an annular connecting portion located between the first and second tubular portions and connecting the first and second tubular portions to one another so as to define the 'at least one annular fold.
  • the annular connecting portion connects the first and second tubular portions to one another so as to define two annular folds substantially concentric with the central axis of the sealing element. aeraulic, the two annular folds being oriented in two opposite directions.
  • Such a configuration of the connecting portion further increases the flexibility of the aeraulic sealing element and therefore further limits the transfer of vibrations generated by the vacuum motor to the housing of the household vacuum cleaner.
  • the annular intermediate portion has a longitudinal section generally Z-shaped.
  • At least part of the first tubular portion is located opposite the second tubular portion.
  • the first and second tubular portions overlap at least partially in an axial direction.
  • the second tubular portion is located radially inside the first tubular portion.
  • At least one radial fold is formed at least partially on the second tubular portion.
  • the at least one radial fold is formed at least partially on the second tubular portion and at least partially on the annular connection portion.
  • the at least one radial fold extends generally along a plane oriented radially with respect to the central axis of the aeraulic sealing element.
  • the annular intermediate portion comprises a plurality of radial folds which are oriented substantially radially with respect to the central axis of the aeraulic sealing element and which are angularly offset from each other and distributed around the central axis, and for example regularly distributed around the central axis.
  • each radial fold has a concave surface oriented towards the outside of the aeraulic sealing element and a convex surface oriented towards the inside of the aeraulic sealing element.
  • the first and second annular sealing portions are offset axially with respect to one another.
  • the second annular sealing portion extends around the air inlet opening.
  • the second annular sealing portion comprises an annular sealing lip configured to cooperate in a sealed manner with the suction motor.
  • the annular sealing lip extends transversely with respect to the central axis of the aeraulic sealing element.
  • the annular sealing lip comprises an annular sealing rib configured to cooperate in a sealed manner with the suction motor.
  • the annular sealing rib is provided at a peripheral edge of the annular sealing lip.
  • the annular sealing rib extends substantially parallel to the central axis of the aeraulic sealing element.
  • the second annular sealing portion comprises bearing ribs configured to bear against the suction motor, and for example against an external surface of the suction motor.
  • the bearing ribs extend around the air inlet opening from an annular sealing rib configured to cooperate in a sealed manner with the suction motor.
  • the support ribs are configured to distribute the pressure forces applied to the annular sealing rib when the suction motor is supplied and generates the suction flow.
  • the support ribs are configured to separate at least a portion of the annular sealing lip of the suction motor.
  • the support ribs extend substantially radially with respect to the central axis of the aeraulic sealing element.
  • the bearing ribs extend as far as the annular sealing rib or up to the proximity of the annular sealing rib.
  • the second annular sealing portion is configured to be pressed against and held in sealed manner against the suction motor when the suction motor is supplied and generates the suction flow.
  • the resultant of the forces applied to the second annular sealing portion is such that the second annular sealing portion is pressed and held in sealed manner against the suction motor.
  • the second annular sealing portion is configured to bear against the suction motor when the suction motor is stopped.
  • the second annular sealing portion has an outside diameter less than an outside diameter of the first annular sealing portion.
  • the first annular sealing portion is molded onto a front fairing of the engine casing.
  • the passage opening is provided on the front fairing.
  • the first annular sealing portion extends around the periphery of the passage opening.
  • the first annular sealing portion extends over a front face of the front fairing which is located opposite the suction motor.
  • the front fairing of the engine casing comprises a plurality of through holes which are angularly offset from each other and which are distributed around the opening of passage, the first annular sealing portion being molded onto the front fairing at the level of the through orifices.
  • each through orifice extends in an arc of a circle.
  • the through orifices are aligned circumferentially.
  • the front fairing comprises a retaining part on which the first annular sealing portion is overmolded, the retaining part comprising an annular retaining ring which defines the passage opening and which is connected to a main body of the front fairing by connecting lugs, the connecting lugs extending radially and being angularly spaced from each other so as to form, with the annular retaining ring and the main body of the front fairing, the through holes.
  • the first annular sealing portion is further configured to cooperate in a sealed manner with the housing of the vacuum cleaner.
  • the first annular sealing portion comprises an annular sealing protuberance extending around the passage opening and configured to cooperate in a sealed manner with the housing of the vacuum cleaner.
  • the annular sealing protrusion projects away from the suction motor.
  • the annular sealing protuberance covers the through orifices.
  • the annular sealing protuberance has a domed front profile and a rear profile at least locally having a hollow shape.
  • Such a hollow-shaped rear profile makes it possible to reduce the thickness of the wall forming the annular sealing protuberance, which has the advantage of increasing the flexibility of the annular sealing protrusion.
  • the annular sealing protrusion comprises an annular wall which is curved.
  • the annular wall comprises a first curved annular surface which is concave and oriented towards the suction motor and a second curved annular surface which is convex and oriented away from the suction motor, and for example towards a wall of separation belonging to the vacuum cleaner housing.
  • annular sealing protuberance makes it possible to obtain more flexibility in the direction of the axis of the suction motor in order to guarantee optimum sealing by absorbing the clearances between the motor housing and the housing. of the household vacuum cleaner.
  • the annular wall can be particularly thin, which makes it possible to use a material having a higher hardness to manufacture the aeraulic sealing element and therefore to ensure better sliding of the latter during its assembly by shearing. .
  • the annular sealing protuberance further comprises a plurality of connecting walls which are angularly offset from each other and which are distributed around the passage opening, each connecting wall s 'extending from the first curved annular surface.
  • the suction motor comprises a fan and an electric motor configured to drive the fan in rotation.
  • the suction motor further comprises a fan cover at least partially covering the fan, the air inlet opening being provided on the fan cover.
  • the suction device comprises a suspension system configured to support the suction motor.
  • the suspension system may include a plurality of damping elements disposed around the perimeter of the vacuum motor and connected to the motor housing.
  • each damping element has a generally S-shaped cross section.
  • the suspension system further comprises at least one compensation spring configured to compensate for the weight of the suction motor.
  • a compensation spring makes it possible in particular to keep the suction motor in "levitation” so that the damping elements can work in the same way and therefore ensure an appropriate centering of the suction motor with respect to the housing of the pump. 'aspirator.
  • the a somehowlic sealing element is made of elastomer.
  • the present invention further relates to a domestic vacuum cleaner comprising a suction device according to any one of the preceding characteristics.
  • the domestic vacuum cleaner comprises a housing comprising a filtration compartment and an engine compartment separated by a partition wall, the first annular sealing portion being configured to cooperate in a sealed manner with the wall. of seperation.
  • the a Vogellic sealing element is configured to guide the suction flow generated by the suction motor from the communication port to the air inlet opening.
  • the present invention also relates to an aeraulic sealing element for a suction device, the aunterlic sealing element being configured to guide a suction flow from a passage opening provided on a motor casing to an opening of the motor. air inlet of a suction motor, the aunterlic sealing element being annular and flexible, the sealing element aunterlic comprising a first annular sealing portion configured to cooperate in a sealed manner with the motor housing, a second annular sealing portion configured to cooperate in a sealed manner with the suction motor, and an annular intermediate portion located between the first and second annular sealing portions, characterized in that the annular intermediate portion comprises at least one radial fold oriented substantially radially with respect to a central axis of the aunterlic sealing element, and at least one annular fold substantially concentric with the central axis of the aunterlic sealing element.
  • the figures 1 to 10 show a domestic vacuum cleaner 2 comprising in particular a housing 3, also vacuum cleaner body, comprising in known manner a filtration compartment 4 and an engine compartment 5 separated by a partition wall 6 provided with a communication orifice 7.
  • the filter compartment filtration 4 is intended to receive a filtration device (not shown in the figures), such as a filtration bag or a cyclonic separation device, making it possible to retain the waste sucked into the housing 3.
  • the housing 3 also comprises an air inlet 8 through which air transporting waste is sucked into the housing 3, and an air outlet 9 through which the air previously cleared of waste by the filtration device is discharged. outside the housing 3.
  • the housing 3 is advantageously equipped with wheels 11 to ensure the movement of the domestic vacuum cleaner 2.
  • the domestic vacuum cleaner 2 can also include a flexible hose (not shown in the figures) connected, preferably removably, to the air inlet 8 of the housing 3, and a suction accessory (not shown in the figures ) such as, for example, a rigid telescopic tube which can receive, at its end opposite the flexible pipe, a removable suction head.
  • a flexible hose (not shown in the figures) connected, preferably removably, to the air inlet 8 of the housing 3
  • a suction accessory such as, for example, a rigid telescopic tube which can receive, at its end opposite the flexible pipe, a removable suction head.
  • the domestic vacuum cleaner 2 further comprises a suction device 12 housed in the engine compartment 5.
  • the suction device 12 comprises a motor casing 13.
  • the motor casing 13 comprises a front fairing 13.1 and a rear fairing 13.2 assembled to one another, for example by screwing or snapping, and a passage opening 14 made on the front fairing 13.1.
  • the suction device 12 further comprises a suction motor 15, also called motor-fan, arranged in the motor housing 13 and configured to generate a suction flow.
  • the suction motor 15 comprises a fan and an electric motor configured to drive the fan in rotation.
  • the suction motor 15 may comprise in in addition to a fan cover 16 at least partially covering the fan and defining an air inlet opening 17.
  • the suction device 12 also comprises an aeraulic sealing element 18 which is in one piece and which is configured to guide the suction flow from the passage opening 14 to the air inlet opening 17.
  • the a Vogellic sealing element 18 is annular and flexible, and comprises a first annular sealing portion 19 configured to cooperate in a sealed manner with the motor housing 13, a second annular sealing portion 21 configured to cooperate in such a manner sealed with the suction motor 15, and an annular intermediate portion 22 located between the first and second annular sealing portions 19, 21.
  • the first and second annular sealing portions 19, 21 are axially offset. 'one in relation to the other.
  • the first annular sealing portion 19 extends around the periphery of the passage opening 14 and is molded onto the front fairing 13.1 of the engine casing 13.
  • the first annular sealing portion 19 extends over a front face of the front fairing 13.1 which is located opposite the suction motor 15.
  • the front fairing 13.1 comprises a retaining part 23 on which is molded the first annular sealing portion 19.
  • the retaining part 23 advantageously comprises an annular retaining ring 24 which defines the passage opening 14 and which is connected to a main body 25 of the front fairing 13.1 by connecting lugs 26.
  • the connecting lugs 26 extend radially and are angularly spaced from each other so as to form, with the annular retaining ring 24 and the main body 25 of the front fairing 13.1, through orifices 27 which are angularly offset from one another and which are distributed around the passage opening 14.
  • the through orifices 27 extend in an arc of a circle and are aligned circumferentially.
  • the first annular sealing portion 19 has an annular sealing protrusion 28 extending around the passage opening 14 and projecting away from the suction motor 15.
  • the annular sealing protrusion 28 is configured to extend around the communication orifice 7 and to cooperate in a sealed manner with the partition wall 6.
  • the annular sealing protrusion 28 covers the through orifices 27.
  • the annular sealing protrusion 28 includes an annular wall 29 which is thin and which is curved.
  • the annular wall 29 has a first curved annular surface 29.1 which is concave and oriented towards the suction motor 15 and a second curved annular surface 29.2 which is convex and oriented away from the suction motor 15, that is, i.e. towards the partition wall 6.
  • the annular sealing protrusion 28 further comprises a plurality of connecting walls 31 which are angularly offset from each other and which are distributed around the passage opening 14.
  • Each connecting wall 31 extends from the first curved annular surface 29.1 and facing a respective connecting tab 26, and is fixed by overmolding to the latter.
  • each connecting wall 31 advantageously extends radially.
  • the second annular sealing portion 21 extends around the air inlet opening 17 and has an outside diameter smaller than an outside diameter of the first annular sealing portion 19.
  • the second annular sealing portion 21 more particularly comprises an annular sealing lip 32 which extends transversely with respect to the central axis A of the aeraulic sealing element 18 and which is configured to cooperate in a sealed manner with the suction motor 15, and more particularly with the fan cover 16.
  • the annular sealing lip 32 is configured to bear against the suction motor 15 when the suction motor 15 is stopped, and to be pressed against and held in sealing manner against the suction motor 15. when the suction motor 15 is energized and generates the suction flow. In other words, when the suction motor 15 is energized and generates the suction flow, the resultant of the forces applied to the annular sealing lip 32 is such that the annular sealing lip 32 is pressed. and held in sealed manner against the suction motor 15.
  • the annular sealing lip 32 comprises an annular sealing rib 33 configured to cooperate in a sealed manner with the suction motor 15.
  • the annular sealing rib 33 is advantageously provided at the bottom. level with a peripheral edge of the annular sealing lip 32, and extends substantially parallel to the central axis A of the aeraulic sealing element 18.
  • the second annular sealing portion 21 further comprises bearing ribs 34 configured to bear against the suction motor 15, and for example against an outer surface of the fan cover 16.
  • the ribs d 'support 34 extend around the air inlet opening 17 and extend radially relative to the central axis A of the aeraulic sealing element 18.
  • the support ribs 34 are more particularly configured to distribute the pressure forces applied to the annular sealing rib 33 when the suction motor 15 is energized and generates the suction flow. According to the embodiment shown in the figures, the support ribs 34 extend as far as the annular sealing rib 33.
  • the annular intermediate portion 22 of the a Vogellic sealing element 18 comprises a first tubular portion 35 extending from the first annular sealing portion 19 and in the direction of the suction motor 15, and a second tubular portion 36 extending from the second annular sealing portion 21 and away from the suction motor 15.
  • the first and second tubular portions 35, 36 are concentric with the central axis A of the element. air-tightness 18 and are offset axially with respect to one another.
  • the second tubular portion 36 is located radially inside the first tubular portion 35, and the first and second Tubular portions 35, 36 partially overlap in an axial direction.
  • the annular intermediate portion 22 further comprises an annular connecting portion 37 located between the first and second tubular portions 35, 36 and connecting the first and second tubular portions 35, 36 to one another so as to define two annular folds 38, 39 concentric with the central axis A of the aeraulic sealing element 18.
  • the two annular folds 38, 39 are advantageously oriented in two opposite directions, such that the annular intermediate portion 22 has a longitudinal section generally in Z shape.
  • the annular intermediate portion 22 also comprises a plurality of radial folds 41 which are oriented substantially radially with respect to the central axis A of the aeraulic sealing element 18, and which s' each advantageously extend generally along a plane oriented radially with respect to the central axis A.
  • the radial folds 41 are angularly offset from each other and are advantageously regularly distributed around the central axis A.
  • Each radial fold 41 advantageously comprises a concave surface 41.1 oriented towards the outside of the aeraulic sealing element 18 and a convex surface 41.2 oriented towards the inside of the aeraulic sealing element 18.
  • each radial fold 41 is advantageously provided partially on the second tubular portion 36 and partially on the annular connection portion 37.
  • the suction device 12 further comprises (see in particular the figures 9 and 10 ) a suspension system 43 configured to support the suction motor 15.
  • the suspension system 43 more particularly comprises a support piece 44 fixed to the suction motor 15, and a plurality of damping elements 45 interposed between the support piece 44 and the motor housing 13 and distributed around the suction motor 15.
  • the support part 44 may for example comprise an annular support part 44.1 extending around the suction motor 15, a rear part 44.2 extending at the rear of the suction motor 15 and connecting branches 44.3 extending longitudinally and connecting the annular support part 44.1 to the rear part 44.2.
  • the support piece 44 can thus define a housing in which the suction motor 15 is mounted.
  • each damping element 45 has a generally S-shaped cross section, and comprises a first fixing part 45.1 fixed to the engine casing 13, for example to the rear fairing 13.2, and a second fixing part 45.2 fixed to the support piece 44.
  • the suspension system 43 may for example include four damping elements 45 regularly distributed around the suction motor 15.
  • the suspension system 43 further comprises a compensation spring 46 configured to compensate for the weight of the suction motor 15.
  • the compensation spring 46 may for example be located above the motor. suction 15 and be formed by a tension spring. According to an alternative embodiment, the compensation spring 46 could be located below the suction motor 15 and be formed by a compression spring.
  • the compensation spring 46 is more particularly interposed between the support piece 44 and the engine casing 13.
  • the compensation spring 46 advantageously comprises a first end portion 46.1 fixed to the engine casing 13, for example to the rear fairing. 13.2, and a second end portion 46.2 fixed to the support piece 44.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Food-Manufacturing Devices (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)

Claims (18)

  1. Ansaugvorrichtung (12) für Haushaltssauger, Folgendes umfassend:
    - ein Motorgehäuse (13), das eine Durchgangsöffnung (14) umfasst,
    - einen Ansaugmotor (15), der in dem Motorgehäuse (13) angeordnet ist und konfiguriert ist, um eine Ansaugströmung zu erzeugen, wobei der Ansaugmotor (15) eine Lufteingangsöffnung (17) umfasst, und
    - ein Aeraulikdichtungselement (18), das konfiguriert ist, um die Ansaugströmung von der Durchgangsöffnung (14) bis zur Lufteingangsöffnung (17) zu leiten, wobei das Aeraulikdichtungselement (18) ringförmig und biegsam ist, wobei das Aeraulikdichtungselement (18) einen ersten ringförmigen Dichtungsabschnitt (19), der konfiguriert ist, um in dichter Form mit dem Motorgehäuse (13) zusammenzuwirken, einen zweiten ringförmigen Dichtungsabschnitt (21), der konfiguriert ist, um in dichter Form mit dem Ansaugmotor (15) zusammenzuwirken, und einen ringförmigen Zwischenabschnitt (22) umfasst, der sich zwischen dem ersten und zweiten ringförmigen Dichtungsabschnitt (19, 21) gelegen ist,
    dadurch gekennzeichnet, dass der ringförmige Zwischenabschnitt (22) mindestens eine radiale Falte (41) umfasst, die im Wesentlichen radial in Bezug auf eine zentrale Achse (A) des Aeraulikdichtungselements (18) ausgerichtet ist, und mindestens eine ringförmige Falte (38, 39) im Wesentlichen konzentrisch mit der zentralen Achse (A) des Aeraulikdichtungselements (18).
  2. Ansaugvorrichtung (12) nach Anspruch 1, wobei der ringförmige Zwischenabschnitt (22) einen ersten rohrförmigen Abschnitt (35) umfasst, der sich aus dem ersten ringförmigen Dichtungsabschnitt (19) und in Richtung des Ansaugmotors (15) erstreckt, und einen zweiten ringförmigen Abschnitt (36), der sich aus dem zweiten ringförmigen Dichtungsabschnitt (21) und in eine entgegengesetzte Richtung zum Ansaugmotor (15) erstreckt, wobei der erste und zweite rohrförmige Abschnitt (35, 36) im Wesentlichen konzentrisch sind und axial in Bezug zueinander versetzt sind.
  3. Ansaugvorrichtung (12) nach Anspruch 2, wobei der ringförmige Zwischenabschnitt (22) weiter einen ringförmigen Verbindungsabschnitt (37) umfasst, der zwischen dem ersten und zweiten rohrförmigen Abschnitt (35, 36) gelegen ist, und den ersten und zweiten rohrförmigen Abschnitt (35, 36) derart miteinander verbindet, um mindestens eine ringförmige Falte (38, 39) zu definieren.
  4. Ansaugvorrichtung (12) nach Anspruch 3, wobei der ringförmige Zwischenabschnitt (22) den ersten und zweiten rohrförmigen Abschnitt (35, 36) derart miteinander verbindet, um zwei im Wesentlichen mit der zentralen Achse (A) des Aeraulikdichtungselements (18) konzentrische ringförmige Falten (38, 39) zu definieren, wobei die beiden ringförmigen Falten (38, 39) in zwei entgegengesetzte Richtungen ausgerichtet sind.
  5. Ansaugvorrichtung (12) nach einem der Ansprüche 2 bis 4, wobei mindestens ein Teil des ersten rohrförmigen Abschnitts (35) gegenüber dem zweiten rohrförmigen Abschnitt (36) gelegen ist.
  6. Ansaugvorrichtung (12) nach einem der Ansprüche 2 bis 5, wobei der zweite ringförmige Abschnitt (36) radial innerhalb des ersten rohrförmigen Abschnitts (35) gelegen ist.
  7. Ansaugvorrichtung (12) nach einem der Ansprüche 2 bis 6, wobei die mindestens eine radiale Falte (41) mindestens teilweise auf dem zweiten rohrförmigen Abschnitt (36) eingerichtet ist.
  8. Ansaugvorrichtung (12) nach einem der Ansprüche 1 bis 7, wobei der ringförmige Zwischenabschnitt (22) eine Vielzahl von radialen Falten (41) umfasst, die im Wesentlichen radial in Bezug auf die zentrale Achse (A) des Aeraulikdichtungselements (18) ausgerichtet sind, und winkelig voneinander versetzt sind, und um die zentrale Achse (A) herum verteilt sind.
  9. Ansaugvorrichtung (12) nach einem der Ansprüche 1 bis 8, wobei der erste und zweite ringförmige Dichtungsabschnitt (19, 21) axial in Bezug zueinander versetzt sind.
  10. Ansaugvorrichtung (12) nach einem der Ansprüche 1 bis 9, wobei der zweite ringförmige Dichtungsabschnitt (21) eine ringförmige Dichtungslippe (32) umfasst.
  11. Ansaugvorrichtung (12) nach Anspruch 10, wobei die ringförmige Dichtungslippe (32) eine ringförmige Dichtungsrippe (33) umfasst, die konfiguriert ist, um in dichter Form mit dem Ansaugmotor (15) zusammenzuwirken.
  12. Ansaugvorrichtung (12) nach Anspruch 10 oder 11, wobei der zweite ringförmige Dichtungsabschnitt (21) Anlegerippen (34) umfasst, die konfiguriert sind, um sich an den Ansaugmotor (15) anzulegen.
  13. Ansaugvorrichtung (12) nach einem der Ansprüche 1 bis 12, wobei der zweite ringförmige Dichtungsabschnitt (21) konfiguriert ist, um in dichter Form auf Anlage an den Ansaugmotor (15) gedrückt und gehalten zu werden, wenn der Ansaugmotor (15) versorgt ist und die Ansaugströmung erzeugt.
  14. Ansaugvorrichtung (12) nach einem der Ansprüche 1 bis 13, wobei der zweite ringförmige Dichtungsabschnitt (21) einen Außendurchmesser kleiner als einen Außendurchmesser des ersten ringförmigen Dichtungsabschnitts (19) aufweist.
  15. Ansaugvorrichtung (12) nach einem der Ansprüche 1 bis 14, wobei der erste ringförmige Dichtungsabschnitt (19) auf eine vordere Verkleidung (13.1) des Motorgehäuses (13) angeformt ist.
  16. Ansaugvorrichtung (12) nach einem der Ansprüche 1 bis 15, wobei der erste ringförmige Dichtungsabschnitt (19) weiter konfiguriert ist, um in dichter Form mit der Einhausung (3) des Saugers zusammenzuwirken.
  17. Haushaltssauger (2), der eine Ansaugvorrichtung (12) nach einem der vorstehenden Ansprüche umfasst.
  18. Aeraulikdichtungselement (18), das konfiguriert ist, um eine Ansaugströmung von einer Durchgangsöffnung (14), die auf einem Motorgehäuse (13) vorgesehen ist, bis zu einer Lufteingangsöffnung (17) eines Ansaugmotors (15) zu leiten, wobei das Aeraulikdichtungselement (18) ringförmig und biegsam ist, wobei das Aeraulikdichtungselement (18) einen ersten ringförmigen Dichtungsabschnitt (19), der konfiguriert ist, um in dichter Form mit dem Motorgehäuse (13) zusammenzuwirken, einen zweiten ringförmigen Dichtungsabschnitt (21), der konfiguriert ist, um in dichter Form mit dem Ansaugmotor (15) zusammenzuwirken, und einen ringförmigen Zwischenabschnitt (22) umfasst, der sich zwischen dem ersten und zweiten ringförmigen Dichtungsabschnitt (19, 21) gelegen ist, dadurch gekennzeichnet, dass der ringförmige Zwischenabschnitt (22) mindestens eine radiale Falte (41) umfasst, die im Wesentlichen radial in Bezug auf eine zentrale Achse (A) des Aeraulikdichtungselements (18) ausgerichtet ist, und mindestens eine ringförmige Falte (38, 39) im Wesentlichen konzentrisch mit der zentralen Achse (A) des Aeraulikdichtungselements (18).
EP19191537.0A 2018-09-24 2019-08-13 Ansaugvorrichtung für haushaltssauger Active EP3626148B1 (de)

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Publication number Priority date Publication date Assignee Title
JP2874401B2 (ja) * 1991-09-26 1999-03-24 松下電器産業株式会社 電気掃除機
GB9916759D0 (en) * 1999-07-17 1999-09-15 Black & Decker Inc Improvements in vacuum cleaners
WO2009066648A1 (ja) * 2007-11-22 2009-05-28 Kabushiki Kaisha Toshiba 電気掃除機
JP5199480B2 (ja) * 2008-11-05 2013-05-15 アクティエボラゲット エレクトロラックス 真空掃除機
EP2255711A1 (de) * 2009-03-17 2010-12-01 Koninklijke Philips Electronics N.V. Staubsauger
JP2013141514A (ja) * 2012-01-11 2013-07-22 Hitachi Appliances Inc 電気掃除機
GB2516311B (en) * 2013-07-19 2016-06-29 Dyson Technology Ltd Motor mount
EP3280307B1 (de) * 2015-11-02 2019-05-29 Koninklijke Philips N.V. Vorrichtung zur montage einer motoranordnung einer elektrischen anwendung
CN107863834B (zh) * 2016-09-21 2020-08-21 天佑电器（苏州）有限公司 中小型电器中电机的封隔安装机构
FR3086156B1 (fr) * 2018-09-24 2020-08-28 Seb Sa Dispositif d’aspiration pour aspirateur domestique

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EP3626148A1 (de) 2020-03-25
CN110934538A (zh) 2020-03-31
ES2886748T3 (es) 2021-12-20
FR3086156B1 (fr) 2020-08-28
CN110934538B (zh) 2022-12-27
FR3086156A1 (fr) 2020-03-27

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