EP4176787B1 - Schwenkbarer saugkopf - Google Patents

Schwenkbarer saugkopf Download PDF

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Publication number
EP4176787B1
EP4176787B1 EP22205580.8A EP22205580A EP4176787B1 EP 4176787 B1 EP4176787 B1 EP 4176787B1 EP 22205580 A EP22205580 A EP 22205580A EP 4176787 B1 EP4176787 B1 EP 4176787B1
Authority
EP
European Patent Office
Prior art keywords
suction
head
head body
connecting member
suction tube
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
EP22205580.8A
Other languages
English (en)
French (fr)
Other versions
EP4176787A1 (de
Inventor
Valentin JAVELLE
Mathias GANEM
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 EP4176787A1 publication Critical patent/EP4176787A1/de
Application granted granted Critical
Publication of EP4176787B1 publication Critical patent/EP4176787B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0461—Dust-loosening tools, e.g. agitators, brushes
    • A47L9/0466—Rotating tools
    • A47L9/0477—Rolls
    • 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
    • A47L9/02—Nozzles
    • 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
    • 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
    • A47L5/36—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back
    • 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
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0405—Driving means for the brushes or agitators
    • A47L9/0411—Driving means for the brushes or agitators driven by electric motor
    • 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
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0427—Gearing or transmission means therefor
    • A47L9/0433—Toothed gearings
    • 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
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0494—Height adjustment of dust-loosening tools
    • 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
    • A47L9/24—Hoses or pipes; Hose or pipe couplings
    • A47L9/242—Hose or pipe couplings
    • A47L9/244—Hose or pipe couplings for telescopic or extensible hoses or pipes
    • 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
    • A47L9/24—Hoses or pipes; Hose or pipe couplings
    • A47L9/248—Parts, details or accessories of hoses or pipes
    • 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
    • A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation

Definitions

  • the present invention relates to the field of vacuum cleaners equipped with a suction head making it possible to suck up dust and waste present on a surface to be cleaned, and more particularly to the field of robot vacuum cleaners capable of moving autonomously on a surface to be cleaned. to clean.
  • Vacuum cleaners equipped with a suction head are well known on the market, these making it possible to clean surfaces by suction for the evacuation of dust and small particle size waste resting on them.
  • the surface to be vacuumed can, for example, be tiles, parquet, laminate, carpet or a rug.
  • a user When a user wishes to clean, for example, a surface having a width less than that of the suction head, the user places a lateral edge of the head body in contact with a vertical wall delimiting the surface to be cleaned and then moves the head body forward so as to induce a pivoting of the head body to the left or to the right at a pivot angle of approximately 90°, and this against the restoring force exerted on the head body by one of the aforementioned elastic elements. Then, the user proceeds to clean the aforementioned surface by holding the front edge of the head body against the aforementioned vertical wall, so as to prevent the elastic elements from stressing the head body in the predetermined configuration.
  • suction head described in the document US6532622 allows you to reach (by pivoting the head body to the left or to the right at a pivot angle equal to 90°) areas which are narrow and generally inaccessible with a standard suction head, the use of a such a suction head turns out to be complex and difficult.
  • the configuration of the suction head described in the document US6532622 is difficult to transfer to a suction head for a robot vacuum cleaner.
  • the present invention aims to remedy these drawbacks.
  • the technical problem underlying the invention consists in particular of providing a suction head which is simple and economical in structure, while allowing easy cleaning of narrow areas.
  • the head body is configured to occupy, relative to the connecting member, at least one main operating position in which, when the connecting member is mechanically connected to the suction tube and the pivot axis is extends vertically, the head body has a lateral bulk, measured in a measurement direction which is horizontal and perpendicular to the suction tube, having a first bulk value, and a pivoting position in which, when the member connection is mechanically connected to the suction tube and the pivot axis extends vertically, the head body has a lateral bulk, measured in the direction of measurement, having a second bulk value which is less than the first size value.
  • the suction head further comprises a motorized drive mechanism comprising a drive motor configured to pivot the head body relative to the connecting member and around the pivot axis, the suction mechanism a motorized drive being configured to move the head body at least between the main operating position and the pivot position.
  • a motorized drive mechanism comprising a drive motor configured to pivot the head body relative to the connecting member and around the pivot axis, the suction mechanism a motorized drive being configured to move the head body at least between the main operating position and the pivot position.
  • Such a configuration of the suction head makes it possible to easily control a pivoting of the head body in the pivoting position (for example via the actuation by a user of a control button provided on a gripping handle of the vacuum cleaner when the suction head according to the present invention equips a sled vacuum cleaner, or via the emission of a control signal by a control unit of the vacuum cleaner when the suction head according to the present invention equips a robot vacuum cleaner), and therefore to carry out cleaning easy access to a narrow area.
  • the suction head may also have one or more of the following characteristics, taken alone or in combination.
  • the head body is configured such that, when the head body occupies the main operating position and the connecting member is mechanically connected to the suction tube, the body head extends substantially perpendicular to the suction tube, and such that, when the head body occupies the pivoting position and the connecting member is mechanically connected to the suction tube, the head body s extends substantially parallel to the suction tube.
  • the drive motor is arranged in the head body.
  • Such an arrangement of the drive motor makes it possible to avoid positioning the latter in the suction tube, and therefore to limit the bulk of the suction tube and to simplify the manufacture of the latter.
  • the motorized drive mechanism comprises a movement transmission mechanism which is mechanically coupled to an output shaft of the drive motor and to the connecting member, the movement transmission mechanism movement being disposed at least partly in the head body and being configured to transmit a rotational movement of the output shaft of the drive motor to the connecting member.
  • the connecting member comprises a toothed sector which is mechanically coupled to the movement transmission mechanism.
  • the toothed sector is centered on the pivot axis.
  • the movement transmission mechanism comprises a gear device or a gear train mechanically coupled to the output shaft of the drive motor and to the toothed sector.
  • the toothed sector extends substantially horizontally when the head body rests on a horizontal surface.
  • the head body is elongated and extends generally in a main direction of extension.
  • the head body has a generally rectangular shape.
  • the motorized drive mechanism is configured to pivot the head body, around the pivot axis and from the main operating position, at an equal maximum pivot angle at approximately 90°, such that the pivot position of the head body corresponds to a maximum pivot position of the head body from the main operating position.
  • the motorized drive mechanism is configured to pivot the head body, around the pivot axis and from the main operating position, in a first direction of pivot and according to a first maximum pivot angle equal to approximately 90°, and in a second pivot direction, opposite to the first pivot direction, and according to a second maximum pivot angle equal to approximately 90°.
  • the head body is configured to extend at least partly below the suction tube when the connecting member is mechanically connected to the suction tube and the body of head occupies the pivoting position.
  • Such head configuration suction allows to limit the lateral bulk of the suction head occupies the main operating position, and therefore to ensure easy access to relatively narrow areas to be cleaned.
  • the connecting member comprises a mounting part mounted articulated on the head body via a pivot connection defining the pivot axis, and a connecting part which is configured to be mechanically and fluidly connected to the suction tube.
  • the mounting part is generally cylindrical. According to one embodiment of the invention, the mounting part has a central axis which coincides with the pivot axis and which is configured to extend substantially vertically when the head body rests on a horizontal surface.
  • the connecting part is tubular and has a central longitudinal axis.
  • the central longitudinal axis of the connecting part is configured to be substantially coincident with a central longitudinal axis of the suction tube when the connecting member is mechanically connected to the suction tube.
  • the central longitudinal axis of the connecting part is configured to extend substantially horizontally when the head body rests on a horizontal surface.
  • the connecting member comprises a suction passage comprising a first end fluidly connected to the suction opening and a second end configured to be fluidly connected to the suction tube.
  • the head body comprises a cylindrical housing in which the mounting part is hingedly mounted, the cylindrical housing being fluidly connected to the suction opening.
  • the cylindrical housing comprises an internal peripheral wall configured to cooperate with an external peripheral wall of the mounting part.
  • the suction head comprises a rotating cleaning brush mounted to move in rotation in the head body around a brush rotation axis.
  • the axis of brush rotation is substantially horizontal when the head body rests on a horizontal surface.
  • the axis of brush rotation is substantially parallel to the main extension direction of the head body.
  • the drive motor is located at the front of the rotating cleaning brush. Such an arrangement of the drive motor makes it possible to better distribute the masses of the different components located in the suction head.
  • the output shaft of the drive motor is substantially parallel to the axis of brush rotation.
  • the suction head comprises a brush drive mechanism comprising an electric motor which is disposed in the head body and which is configured to rotate the rotating cleaning brush around the brush rotation axis.
  • the electric motor and the drive motor are arranged on either side of a median vertical plane of the head body. Such an arrangement of the electric motor and the drive motor makes it possible to better distribute the masses of the different components located in the suction head.
  • the pivot axis extends in the median vertical plane of the head body.
  • the electric motor and the drive motor are substantially aligned. Such an arrangement of the electric motor and the drive motor also makes it possible to better distribute the masses of the different components located in the suction head.
  • the suction opening is elongated and extends substantially parallel to the main extension direction of the head body.
  • the connecting member is integral with the distal end portion of the suction tube.
  • the suction head is mounted movable relative to the main body between an deployed configuration in which the suction head is distant from the main body, and a retracted configuration in which the head of suction is brought closer to the main body.
  • the vacuum cleaner includes a head drive mechanism configured to move the vacuum head between the extended configuration and the retracted configuration.
  • the suction tube is configured to occupy a first tube configuration in which the distal end portion of the suction tube extends beyond the main body, and advantageously at -beyond a front portion of the main body, a first deployment distance, and a second tube configuration in which the distal end portion of the suction tube extends beyond the main body, and advantageously beyond the front part of the main body, a second deployment distance greater than the first deployment distance.
  • the suction tube is telescopic.
  • the vacuum cleaner is configured such that a change in configuration of the suction tube from the second tube configuration to the first tube configuration results in a movement of the suction head from the deployed configuration to the retracted configuration, and such that a change in configuration of the suction tube from the first tube configuration to the second tube configuration results in a movement of the suction head from the retracted configuration to the deployed configuration.
  • the terms “horizontal”, “vertical”, “lower”, “upper”, “below” used to describe the vacuum cleaner or the suction head refer to the vacuum cleaner and/or to the suction head in use when they rest on a floor to be cleaned which is flat and horizontal.
  • THE figures 1 to 9 represent a robot vacuum cleaner 2 configured to move autonomously over a surface to be cleaned.
  • the robot vacuum cleaner 2 comprises in particular a main body 3 and movement means 4 configured to move the main body 3 on the surface to be cleaned and in a main movement direction D.
  • the robot vacuum cleaner 2 object of the present invention is designed, like the majority of robot vacuum cleaners, to effectively clean floors when it moves in a direction of movement parallel to the longitudinal axis of the robot vacuum cleaner 2 and in a predetermined direction of movement.
  • the direction of movement parallel to the longitudinal axis of the robot vacuum cleaner and the predetermined direction of movement define the main direction of movement D of the robot vacuum cleaner 2 which is the subject of the present invention.
  • the terms "front” and "rear" in this document are identified with respect to the main direction of movement D of the robot vacuum cleaner 2.
  • the movement means 4 include in particular two movement tracks.
  • the movement means 4 could for example comprise one or more pair(s) of driving wheels.
  • the robot vacuum cleaner 2 further comprises a suction head 5 comprising a head body 6 provided with a lower face 7 which is configured to be oriented towards the surface to be cleaned and advantageously placed at the front of the robot vacuum cleaner , and a suction opening 8 opening into the lower face 7 of the head body 6.
  • the head body 6 has a generally rectangular shape and extends generally in a main direction of extension.
  • the suction opening 8 is elongated and extends substantially parallel to the main extension direction of the head body 6.
  • the suction head 5 further comprises a connecting member 9 which is fixed to the head body 6 and which defines a suction passage 11 comprising a first end which is fluidly connected to the suction opening 8 and a second end which is opposite to the first end.
  • the suction head 5 may optionally further comprise a rotating cleaning brush 12 mounted to rotate in the head body 6 around a brush rotation axis A1 which extends substantially parallel to the main extension direction. of the head body 6 and which is substantially horizontal when the head body 6 rests on a horizontal surface.
  • a rotating cleaning brush 12 mounted to rotate in the head body 6 around a brush rotation axis A1 which extends substantially parallel to the main extension direction. of the head body 6 and which is substantially horizontal when the head body 6 rests on a horizontal surface.
  • the suction head 5 comprises a brush drive mechanism 13 comprising an electric motor 14 which is disposed in the head body 6 and which is configured to rotate the rotating cleaning brush 12 around the axis of brush rotation A1.
  • the robot vacuum cleaner 2 further comprises a suction tube 15 comprising a distal end portion 15.1 which is fixed to the connecting member 9 and which is fluidly connected to the suction opening 8 via the passage of suction 11, and a proximal end portion which is fixed, directly or indirectly, to the main body 3.
  • the suction tube 15 has a rectangular or cylindrical cross section, and has a central longitudinal axis.
  • the suction head 5 is pivotally mounted relative to the suction tube 15 around a pivot axis A2 which extends substantially vertically when the suction head 5 rests on a horizontal surface.
  • the connecting member 9 comprises a mounting part 9.1 mounted articulated on the head body 6 via a pivot connection defining the aforementioned pivot axis A2, and a connecting part 9.2 to which the distal end portion 15.1 of the suction tube 15 is mechanically and fluidically connected.
  • the pivot connection is located in a rear part of the head body 6, and the pivot axis A2 extends in the median vertical plane P of the head body 6.
  • the mounting part 9.1 is generally cylindrical, and has a central axis which is configured to extend substantially vertically when the head body 6 rests on a horizontal surface.
  • the mounting part 9.1 is hingedly mounted in a cylindrical housing 16 which is provided on the head body 6 and which is fluidly connected to the suction opening 8.
  • the cylindrical housing 16 has an internal peripheral wall configured to cooperate with an external peripheral wall of the mounting part 9.1.
  • the connecting part 9.2 is tubular and extends radially relative to the mounting part 9.1.
  • the connecting part 9.2 has a central longitudinal axis which is configured to be substantially coincident with the central longitudinal axis of the suction tube 15 when the connecting part 9.2 is mechanically connected to the suction tube 15.
  • the The central longitudinal axis of the connecting part 9.2 is configured to extend substantially horizontally when the head body 6 rests on a horizontal surface.
  • the connecting part 9.2 can be mechanically connected to the suction tube via a connecting part.
  • the connecting part 9.2 can be directly mechanically connected to the suction tube 15, via a male or female connection end provided on the connecting part 9.2 and a female or male connection end provided on the distal end portion 15.1 of the suction tube 15.
  • the connecting part 9.2 could also be fixed to the suction tube 15 by any other suitable fixing means.
  • the suction head 5 further comprises a motorized drive mechanism 17 comprising a drive motor 18 which is disposed in the head body 6 and which is configured to pivot the head body 6 relative to the member connection 9, and therefore relative to the suction tube 15, and around the pivot axis A2.
  • a motorized drive mechanism 17 comprising a drive motor 18 which is disposed in the head body 6 and which is configured to pivot the head body 6 relative to the member connection 9, and therefore relative to the suction tube 15, and around the pivot axis A2.
  • the electric motor 14 and the drive motor 18 are aligned, and are arranged on either side of the median vertical plane P of the head body 6.
  • the shafts of output of the electric motor 14 and the drive motor 18 could be offset according to the main direction of movement D.
  • the drive motor 18 is located in the front of the rotating cleaning brush 12, and the output shaft of the drive motor 18 is parallel to the brush rotation axis A1.
  • the drive motor 18 could be located at the rear of the rotating cleaning brush 12.
  • the motorized drive mechanism 17 also includes a motion transmission mechanism 19 which is mechanically coupled to the output shaft of the drive motor 18 and to the connecting member 9, and which is therefore configured to transmit a rotational movement of the output shaft of the drive motor 18 to the connecting member 9.
  • the movement transmission mechanism 19 is arranged at least partly in the head body 6.
  • the movement transmission mechanism 19 comprises a gear train 21 which is mechanically coupled to the output shaft of the drive motor 18 and to a toothed sector 22 provided on the connecting member 9 and centered on the pivot axis A2.
  • the toothed sector 22 extends substantially horizontally when the head body 6 rests on a horizontal surface.
  • the head body 5 is configured such that, when the head body 5 occupies the main operating position and the pivot axis A2 extends vertically, the head body 5 presents a lateral bulk, measured in a measurement direction which is horizontal and perpendicular to the tube. suction 15, having a first size value, and such that, when the head body 5 occupies the first pivoting position or the second pivoting position and the pivot axis A2 extends vertically, the body head 5 has a lateral bulk, measured in the direction of measurement, having a second bulk value which is less than the first bulk value.
  • the motorized drive mechanism 17 is configured to move the head body 6 between the main operating position and the first pivot position, and between the main operating position and the second pivot position.
  • the motorized drive mechanism 17 is more particularly configured to pivot the head body 6, around the pivot axis A2 and from the main operating position, in the first direction of pivot and according to a first angle of maximum pivoting equal to 90°, and to pivot the head body 6, around the pivoting axis A2 and from the main operating position, in the second pivoting direction and at a second equal maximum pivoting angle at 90°.
  • the first pivoting position of the head body 6 corresponds to a first position of maximum pivoting of the head body 6 from the main operating position and in the first direction of pivoting
  • the second position of pivoting of the head body 6 corresponds to a second position of maximum pivoting of the head body 6 from the main operating position and in the second direction of pivoting
  • the head body 6 is configured to extend at least partly below the suction tube 15 and the connecting part 9.2 when the connecting member 9 is mechanically connected to the suction tube 15 and the head body 6 occupies the first pivot position or the second pivot position.
  • the rotating cleaning brush 12 is configured to extend at least partly below the suction tube 15 and the connecting part 9.2 when the connecting member 9 is mechanically connected to the suction tube 15 and the head body 6 occupies the first pivot position or the second pivot position.
  • the robot vacuum cleaner 2 also has a suction unit 23 comprising a suction motor and a fan which is coupled to the suction motor and which is configured to generate an air flow through the suction opening 8 and the suction tube 15.
  • the robot vacuum cleaner 2 further comprises a waste collection device 24 located upstream of the suction unit 23, and configured to be crossed by the air flow generated by the fan.
  • the robot vacuum cleaner 2 further comprises a power battery (not visible in the figures) configured to electrically power the robot vacuum cleaner 2, and a control unit (not visible in the figures) configured to control the operation of the robot vacuum cleaner 2.
  • the power battery is rechargeable and is housed in the main body 3.
  • the suction head 5 is mounted movable relative to the main body 3 between an deployed configuration in which the suction head 5 is remote from the main body 3 and is configured to be in contact with the surface to be cleaned, and a configuration retracted in which the suction head 5 is brought closer to the main body 3 and is configured to be located at a distance from the surface to be cleaned.
  • THE suction tube 15 is telescopic, and is configured to occupy a first tube configuration in which the distal end portion of the suction tube 15 15 extends beyond a front portion of the main body 3 d 'a first deployment distance, and a second tube configuration in which the distal end portion of 15.1 of the suction tube 15 extends beyond the front portion of the main body 3 by a second deployment distance greater than the first deployment distance.
  • the robot vacuum cleaner 2 is more particularly configured such that a change in configuration of the suction tube 15 from the first tube configuration to the second tube configuration results in a movement of the suction head 5 from the retracted configuration to the deployed configuration, and such that a change in configuration of the suction tube 15 from the second tube configuration to the first tube configuration results in a movement of the suction head 5 from the deployed configuration to the deployed configuration retracted.
  • the robot vacuum cleaner 2 also includes a head movement mechanism 25 configured to move the cleaning head 5 between the deployed position and the retracted position, and for example to move the suction tube 15 between the first and second tube configurations.
  • a head moving mechanism 25 can be implemented in many different ways, and is not part of the subject matter of the present invention. Thus, the head movement mechanism 25 is not described in detail in this document.
  • FIG. 10 represents a robot vacuum cleaner 2 according to a second embodiment of the invention which differs from the embodiment shown on the figures 1 to 9 essentially in that the toothed sector 22 is located above the rotating cleaning brush 12, and in that the gear train 21 of the movement transmission mechanism 19 comprises in particular a toothed wheel which has a horizontal axis of rotation and which extends in an extension plane located between the drive motor 18 and the cleaning brush rotary 12.
  • FIG. 11 represents a robot vacuum cleaner 2 according to a third embodiment of the invention which differs from the embodiment shown on the figures 1 to 9 essentially in that the suction head 5 does not have a rotating cleaning brush.
  • THE figures 12 And 13 represent a robot vacuum cleaner 2 according to a fourth embodiment of the invention which differs from the embodiment shown on the Figure 10 essentially in that the drive motor 18 and the electric motor 14 are located at the rear of the rotating cleaning brush 12, and in that the connecting member 9 is integral with the distal end portion 15.1 of the suction tube 15.
  • the connecting member 9 and the suction tube 15 are made in a single piece.
  • the suction tube 15 could be flexible (and not telescopic), and the robot vacuum cleaner 2 could include a winding drum around which is intended to be rolled up at least partly the suction tube 15.
  • the suction tube 15 could, rather than being telescopic, be deformable like an accordion along the central longitudinal axis of the suction tube 15.
  • the flexible or accordion-deformable suction tube 15 can be guided in translation in a longitudinal direction for example using sliding guides extending longitudinally, such as for example slides or telescopic arms.
  • the vacuum cleaner could be a sled vacuum cleaner.

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

Claims (17)

  1. Saugkopf (5), der Folgendes umfasst:
    - einen Kopfkörper (6), der mit einer unteren Fläche (7), die dazu konfiguriert ist, in Richtung einer zu reinigenden Oberfläche ausgerichtet zu sein, und mit einer in die untere Fläche (7) des Kopfkörpers (6) mündende Saugöffnung (8) versehen ist,
    - ein Verbindungselement (9), das mit der Saugöffnung (8) strömungstechnisch verbunden und dazu konfiguriert ist, mechanisch und strömungstechnisch mit einem distalen Endabschnitt (15.1) eines Saugrohrs (15) eines Staubsaugers verbunden zu werden, wobei der Kopfkörper (6) in Bezug auf das Verbindungselement (9) schwenkbar um eine Schwenkachse (A2) herum montiert ist, die sich im Wesentlichen vertikal erstreckt, wenn der Kopfkörper (6) auf einer horizontalen Oberfläche aufliegt,
    wobei der Kopfkörper (6) dazu konfiguriert ist, in Bezug auf das Verbindungselement (9) mindestens eine Hauptbetriebsposition, in der, wenn das Verbindungselement (9) mechanisch mit dem Saugrohr (15) verbunden ist und sich die Schwenkachse (A2) vertikal erstreckt, der Kopfkörper (6) einen seitlichen Platzbedarf aufweist, der in einer Messrichtung, die horizontal und senkrecht zum Saugrohr (15) verläuft, gemessen wird und einen ersten Platzbedarfswert aufweist, und eine Schwenkposition einzunehmen, in der, wenn das Verbindungselement (9) mechanisch mit dem Saugrohr (15) verbunden ist und sich die Schwenkachse (A2) vertikal erstreckt, der Kopfkörper (6) einen seitlichen Platzbedarf aufweist, der in der Messrichtung gemessen wird und einen zweiten Platzbedarfswert aufweist, der kleiner als der erste Abmessungswert ist,
    dadurch gekennzeichnet, dass der Saugkopf (5) ferner einen motorbetriebenen Antriebsmechanismus (17) umfasst, der einen Antriebsmotor (18) umfasst, der dazu konfiguriert ist, den Kopfkörper (6) in Bezug auf das Verbindungselement (9) und um die Schwenkachse (A2) herum schwenkbar anzutreiben, wobei der motorbetriebene Antriebsmechanismus (17) dazu konfiguriert ist, den Kopfkörper (6) mindestens zwischen der Hauptbetriebsposition und der Schwenkposition zu bewegen.
  2. Saugkopf (5) nach Anspruch 1, wobei der Antriebsmotor (18) im Kopfkörper (6) angeordnet ist.
  3. Saugkopf (5) nach Anspruch 1 oder 2, wobei der motorbetriebene Antriebsmechanismus (17) einen Bewegungsübertragungsmechanismus (19) umfasst, der mechanisch mit einer Abtriebswelle des Antriebsmotors (18) und dem Verbindungselement (9) gekoppelt ist, wobei der Bewegungsübertragungsmechanismus (19) mindestens teilweise im Kopfkörper (6) angeordnet und dazu konfiguriert ist, eine Drehbewegung von der Abtriebswelle des Antriebsmotors (18) auf das Verbindungselement (9) zu übertragen.
  4. Saugkopf (5) nach Anspruch 3, wobei das Verbindungselement (9) ein Zahnsegment (22) umfasst, das mechanisch mit dem Bewegungsübertragungsmechanismus (19) gekoppelt ist.
  5. Saugkopf (5) nach einem der Ansprüche 1 bis 4, wobei der Kopfkörper (6) länglich ist und sich im Allgemeinen in der Haupterstreckungsrichtung erstreckt.
  6. Saugkopf (5) nach einem der Ansprüche 1 bis 5, wobei der Kopfkörper (6) eine im Allgemeinen rechteckige Form aufweist.
  7. Saugkopf (5) nach einem der Ansprüche 1 bis 6, wobei der motorbetriebene Antriebsmechanismus (17) dazu konfiguriert ist, den Kopfkörper (6) um die Schwenkachse (A2) herum und aus der Hauptbetriebsposition heraus in einen maximalen Schwenkwinkel von ungefähr 90° zu schwenken, so dass die Schwenkposition des Kopfkörpers (6) einer maximalen Schwenkposition des Kopfkörpers (6) aus der Hauptbetriebsposition heraus entspricht.
  8. Saugkopf (5) nach einem der Ansprüche 1 bis 7, wobei der Kopfkörper (6) dazu konfiguriert ist, sich mindestens teilweise unterhalb des Saugrohrs (15) zu erstrecken, wenn das Verbindungselement (9) mechanisch mit dem Saugrohr (15) verbunden ist und der Kopfkörper (6) die Schwenkposition einnimmt.
  9. Saugkopf (5) nach einem der Ansprüche 1 bis 8, wobei das Verbindungselement (9) einen Montageteil (9.1), der mittels einer Schwenkverbindung, die die Schwenkachse (A2) definiert, gelenkig am Kopfkörper (6) montiert ist, und einen Verbindungsteil (9.2) umfasst, der dazu konfiguriert ist, mechanisch und strömungstechnisch mit dem Saugrohr (15) verbunden zu werden.
  10. Saugkopf (5) nach einem der Ansprüche 1 bis 9, der eine drehbare Reinigungsbürste (12) umfasst, die im Kopfkörper (6) drehbeweglich um eine Bürstendrehachse (A1) montiert ist.
  11. Saugkopf (5) nach Anspruch 10, wobei sich der Antriebsmotor (18) an der Vorderseite der drehbaren Reinigungsbürste (12) befindet.
  12. Saugkopf (5) nach Anspruch 10 oder 11, der einen Bürstenantriebsmechanismus (13) umfasst, der einen Elektromotor (14) umfasst, der im Kopfkörper (6) angeordnet und dazu konfiguriert ist, die drehbare Reinigungsbürste (12) um die Bürstendrehachse (A1) drehanzutreiben.
  13. Saugkopf (5) nach Anspruch 12, wobei der Elektromotor (14) und der Antriebsmotor (18) jeweils auf einer der Seiten einer vertikalen Mittelebene (P) des Kopfkörpers (6) angeordnet sind.
  14. Saugkopf (5) nach Anspruch 12 oder 13, wobei der Elektromotor (14) und der Antriebsmotor (18) im Wesentlichen fluchtend angeordnet sind.
  15. Saugkopf (5) nach einem der Ansprüche 1 bis 14, wobei der Kopfkörper (6) derart konfiguriert ist, dass, wenn der Kopfkörper (6) die Hauptbetriebsposition einnimmt und das Verbindungselement (9) mechanisch mit dem Saugrohr (15) verbunden ist, sich der Kopfkörper (6) im Wesentlichen senkrecht zum Saugrohr (15) erstreckt, und dass, wenn sich der Kopfkörper (6) die Schwenkposition einnimmt und das Verbindungselement (9) mechanisch mit dem Saugrohr (15) verbunden ist, sich der Kopfkörper (6) im Wesentlichen parallel zum Saugrohr (15) erstreckt.
  16. Staubsauger, der Folgendes umfasst:
    - einen Hauptkörper (3),
    - einen Saugkopf (5) nach einem der vorhergehenden Ansprüche,
    - ein Saugrohr (15), das den Saugkopf (5) mechanisch mit dem Hauptkörper (3) verbindet, wobei das Saugrohr (15) einen distalen Endabschnitt (15.1) umfasst, der mechanisch und strömungstechnisch mit dem Verbindungselement (9) des Saugkopfs (5) verbunden ist, und
    - eine Saugeinheit (23), die am Hauptkörper (3) befestigt und dazu konfiguriert ist, einen Luftstrom durch die Saugöffnung (8), das Verbindungselement (9) und das Saugrohr (15) zu erzeugen.
  17. Staubsauger nach Anspruch 16, der ein Staubsaugerroboter ist.
EP22205580.8A 2021-11-09 2022-11-04 Schwenkbarer saugkopf Active EP4176787B1 (de)

Applications Claiming Priority (1)

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FR2111900A FR3128866B1 (fr) 2021-11-09 2021-11-09 Tête d’aspiration pivotante

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EP4176787B1 true EP4176787B1 (de) 2024-05-22

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Publication number Priority date Publication date Assignee Title
US4369543A (en) * 1980-04-14 1983-01-25 Jen Chen Remote-control radio vacuum cleaner
US6532622B2 (en) 2000-05-17 2003-03-18 Daewoo Electronics Co., Ltd. Brush head of vacuum cleaner
KR20070101002A (ko) * 2006-04-10 2007-10-16 이바도 위성 방식의 청소로봇 시스템

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CN116098512A (zh) 2023-05-12

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