EP2989953A1 - Utilisation d'une buse d'aspiration pouvant etre raccordee a un aspirateur pour aspirer une surface textile, une surface de sol dur dalle et une surface de sol dur lisse sans joint - Google Patents

Utilisation d'une buse d'aspiration pouvant etre raccordee a un aspirateur pour aspirer une surface textile, une surface de sol dur dalle et une surface de sol dur lisse sans joint Download PDF

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Publication number
EP2989953A1
EP2989953A1 EP15181548.7A EP15181548A EP2989953A1 EP 2989953 A1 EP2989953 A1 EP 2989953A1 EP 15181548 A EP15181548 A EP 15181548A EP 2989953 A1 EP2989953 A1 EP 2989953A1
Authority
EP
European Patent Office
Prior art keywords
suction
hard
floor surface
sucking
tiled
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP15181548.7A
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German (de)
English (en)
Other versions
EP2989953B1 (fr
Inventor
Klaus-Dieter Dipl.-Ing. Riehl
Horst Dipl.-Ing. Dilger
Martin Zydek
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.)
Wessel Werk GmbH
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Wessel Werk GmbH
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Publication date
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Publication of EP2989953A1 publication Critical patent/EP2989953A1/fr
Application granted granted Critical
Publication of EP2989953B1 publication Critical patent/EP2989953B1/fr
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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • 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
    • A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
    • A47L9/0633—Nozzles with fixed, e.g. adjustably fixed brushes or the like with retractable brushes, combs, lips or pads
    • A47L9/064—Nozzles with fixed, e.g. adjustably fixed brushes or the like with retractable brushes, combs, lips or pads actuating means therefor
    • A47L9/0653—Nozzles with fixed, e.g. adjustably fixed brushes or the like with retractable brushes, combs, lips or pads actuating means therefor with mechanical actuation, e.g. using a lever
    • 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
    • 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
    • A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
    • A47L9/066—Nozzles with fixed, e.g. adjustably fixed brushes or the like with adjustably mounted brushes, combs, lips or pads; Height adjustment of nozzle or dust loosening tools

Definitions

  • the invention relates to the use of a suction nozzle which can be connected to a vacuum cleaner for vacuuming a textile floor surface, a tiled hard floor surface and an unsurfaced smooth hard floor surface.
  • the suction nozzle on which the invention is based comprises a suction head, a suction pipe connecting piece which is pivotably connected about a pivot axis to a suction channel of the suction head, a sliding sole which has at least one suction mouth bounded on the underside by suction mouth edges, at least one supporting sealing element attached to a vertically adjustable support is, and an accessible at the suction head switching element for vertical adjustment of the carrier between at least two functional positions.
  • the supporting sealing element is raised so far in a first functional position for sucking a textile floor surface that the sliding sole rests on the textile floor surface.
  • the load-bearing sealing element In a second functional position for cleaning hard floors, the load-bearing sealing element is lowered and supports the suction head on the hard floor surface, so that a gap between the suction mouth edges and the hard floor surface is established.
  • the suction channel may be connected to the suction head fixed or pivotable about a tilt axis.
  • a suction nozzle for vacuum cleaner with the described features is for example made DE 100 00 504 C2 known.
  • the known suction nozzle is universally applicable to hard floors and textile floor surfaces and additionally has a polishing plate with a soft coating.
  • the polishing plate is in a polishing position by a separate adjusting stroke extendable. In the polishing position, only the polishing plate rests on the hard floor to be cleaned, and the suction nozzle is supported on the bottom side by means of the polishing plate.
  • a roller which is provided at the rear end of the Saugrohran gleich Federationes and supports the suction nozzle when vacuuming textile floor surfaces and when vacuuming hard floors, has no contact with the ground more when the polishing plate is extended to the polishing position.
  • the DE 202 00 871 U1 also relates to a suction nozzle for vacuum cleaner with the features described above.
  • the suction nozzle has an additional and separately switchable assembly with a vertically adjustable functional element.
  • the functional element is equipped with a coordinated on an additional function bottom-side covering, which may for example consist of a slanted velor to improve the fiber intake, soft bristles for rejuvenation of carpets, a polishing felt for polishing smooth floors or hard bristles to remove stubborn dirt.
  • One out DE 10 2008 012 889 B4 known suction nozzle for vacuum cleaner has in addition to the features described above a separately switchable accessory for sucking coarse dirt.
  • a ground clearance of more than 2 mm is already adjustable between the floor area to be cleaned and a floor strip already extended for sucking smooth floors.
  • the suction head has support rollers, for example in the area of the sliding sole, which can be adjusted vertically. By extending the support rollers of the suction head can be raised to a higher level, so that adjusts such a large distance between the extended front strip and the bottom surface that coarse dirt can be run over in a forward movement of the suction nozzle and passes under the suction head, where he from the Air flow is detected and transported away through the suction channel.
  • US 3,821,831 known suction nozzle has a fitted with two sealing elements carrier, which is vertically adjustable between three functional positions. Two functional positions are provided for the suction of deep-pile and low-pile carpets. In a third functional position, the suction head can be used on hard floor surfaces, whereby a distinction between tiled hard floor surfaces and smooth unguided hard floor surfaces is not made.
  • suction nozzle for vacuum cleaner whose sealing elements can be adjusted vertically in several functional positions, is off US 4 638 526 known.
  • the known suction nozzle is universally applicable to textile floor coverings and hard floors. For use on hard floors different functional positions of the wearer are provided to absorb finely divided dirt particles and coarse / fibrous dirt particles can optimally. Furthermore, the sliding resistance should be changeable on hard floor surfaces.
  • a suction nozzle with the features described above is universally applicable to hard floors and textile floor surfaces.
  • a good cleaning result on different floor surfaces requires that a high flow speed of the intake air be established at the suction mouth edges. This condition can be easily met if the suction nozzle is operated together with a powerful suction device, which has a suction fan with an electrical power consumption of more than 1000 watts. If a suction device is used with a less efficient suction fan, this can lead to a significant deterioration of the suction properties of the nozzle.
  • the deterioration of the suction properties on hard floors is particularly pronounced when the suction nozzle, in conjunction with a low-performance suction unit, both for sucking smooth floor surfaces as well as for sucking tiled floor surfaces is used.
  • Tiled floor surfaces are hard floors that are penetrated by joints.
  • the invention has for its object to provide a universal on both textile floor surfaces as well as on hard floors suction nozzle for vacuum cleaner, which in operation with a suction device, which has a suction fan with an electrical power consumption of less than 900 watts, both on grooved or uneven hard floors as well as on smooth hard floor surfaces has good suction properties and absorbs dry, finely divided dirt particles well.
  • the object of the invention and solution of this problem is the use of a connectable to a vacuum cleaner vacuum cleaner according to claim 1.
  • the invention relates to a suction nozzle for vacuum cleaner with the features described above.
  • the suction nozzle has at least one supporting sealing element, which is fastened to a vertically adjustable support.
  • the load-bearing sealing element In the functional position for cleaning hard floors, the load-bearing sealing element is lowered and supports the suction head on the hard floor surface, so that a gap between the suction mouth edges of the hard floor surface is established.
  • the gap between the suction mouth edges and the hard bottom surface is adjustable between two default values which are set differently for a tiled floor surface and for an unsuitable smooth floor surface.
  • the default values are adapted to different types of hard floor surfaces. It is important to ensure that at each type of soil at the suction mouth edges sets a high flow rate.
  • the joints form depressions, so that the distance to the suction mouth edge is greater than the distance between them Suction mouth edge and the tile surface.
  • the flow velocity of the incoming air at the suction mouth edge in the region of a joint decreases.
  • a lesser distance of Saugmundkanten from the bottom surface is desirable in comparison to smooth floor surfaces.
  • the suction nozzle with similarly good suction properties can also be used on other uneven hard floor surfaces.
  • the vertical adjustment of the carrier may be a linear lifting movement or a pivoting movement with a vertical movement component.
  • the invention requires that the supporting sealing element for sucking hard floor surfaces on the underside of the suction nozzle further protrudes than the Saugmundkanten.
  • the gap between the suction mouth edges and the hard bottom surface is adjusted between two differently set default values, depending on the structure of the hard bottom surface.
  • the ground clearance is either adjustable by a vertical adjustment of the bearing sealing element or by a vertical adjustment of Saugmundkanten.
  • the measures described can also be combined.
  • a smaller gap between the Saugmundkanten and the hard bottom surface is set as for sucking unguarded smooth floors.
  • a first embodiment provides that at the suction nozzle only one switching element is provided and that the switching element has three functional positions for sucking a textile bottom surface, a tiled bottom surface and an unguided smooth bottom.
  • the sliding sole is arranged vertically adjustable and is provided for adjusting the sliding sole an adjusting device with a selector switch for correcting the position of the sole between a smooth bottom position and a functional position for tiled bottom surfaces.
  • the sliding sole has adjustable suction mouth edges and that an adjusting device is provided for adjusting the suction mouth edges, which has a selector switch with a first functional position for smooth floors and with a second functional position for tiled floor surfaces.
  • the adjusting device expediently on a device which sets a long travel of the selector switch in a short travel of an acting on the sliding sole or Saugmundkanten actuator.
  • the suction head switching element By actuating the accessible at the suction head switching element, which allows a vertical adjustment of the carrier between two functional positions, a switching of the suction nozzle for sucking textile floor surfaces and for sucking hard floors is possible.
  • the suction head of the suction nozzle When vacuuming hard floors, the suction head of the suction nozzle is supported on the support and sealing elements, with a gap between the suction mouth edges and the bottom surface. This gap is changed by actuation of the switching element or by actuation of a device equipped with a selector switch actuator, the change in the gap distance of the type of hard floor surface takes into account.
  • the load-bearing sealing element When vacuuming textile floor surfaces, the load-bearing sealing element is lifted so far that the sliding sole rests on the textile floor surface and immerse the suction mouth edges in the pile of the textile floor covering.
  • the suction air flows through the textile fibers of the floor covering and then flows at a high flow rate at the bottom of Saugmundkanten in the suction
  • the supporting sealing elements are fixed, which are arranged in the suction direction in front of and behind the suction mouth.
  • the supporting sealing elements may be formed in particular as a bristle strip.
  • the arrangement expediently comprises a front strip provided with bottom-side openings.
  • the front strip may be formed as a bristle strip or consists for example of a foam material, wherein on the underside notches are provided for the entry of suction.
  • the use of a rubber lip as a front strip is possible.
  • the Fig. 1 and 2 show in a sectional view and in a bottom view of a suction nozzle for vacuum cleaner.
  • a suction head 1 a Saugrohran gleich Swiss 2 which is a Pivot axis 3 is pivotally connected to a suction channel 4 of the suction head 1, a sliding sole 5, which has at least one suction side of suction mouths 6 limited suction mouth 7, an array of sealing elements 8, 9 with at least one supporting sealing element 8, which, on a vertically adjustable support 10 is attached, as well as an accessible at the suction head 1 switching element 11 for vertical adjustment of the carrier 10 between at least two functional positions A, B or C.
  • the supporting sealing element 8 is raised in a first functional position A for cleaning textile floor surfaces so far that the sliding sole. 5 rests on the textile floor surface. In a second functional position B, the supporting sealing element 8 is lowered for cleaning hard floors and supports the suction head 1 on the hard floor surface, so that a gap s between the Saugmundkanten 6 and the hard floor surface adjusts.
  • an air-permeable and / or apertured front strip 8 as a supporting sealing element and is arranged in the working direction behind the suction mouth another sealing element 9, for example in the form of a bristle strip or a flexible rubber lip.
  • the suction nozzle further comprises a rear roller 12.
  • the functional positions of the suction nozzle for sucking textile floor surfaces A and for sucking hard floors B, C are in the Fig. 3 shown schematically.
  • the sealing elements 8, 9 are raised so far that the sliding sole 5 rests on the textile floor surface.
  • the Fig. 3 shows two functional positions B, C for vacuuming hard floors.
  • the sealing elements 8, 9 are in these two Functional positions B, C on the underside of the suction nozzle further than the Saugmundkanten 6 and support the suction head 1 on the hard floor surface, so that a gap s between the Saugmundkanten 6 and the hard floor surface adjusts.
  • the gap s is adjustable between two default values for tiled floor surfaces and for uneven smooth floor surfaces.
  • FIG. 3 shows the gap height s 1 in the functional position B for sucking unguided smooth bottom surface and the gap height s 2 in the functional position C for sucking a tiled floor surface.
  • a comparative examination of the functional positions B, C shows that a smaller gap s 2 between the suction mouth edges 6 and the hard bottom surface is provided for sucking a tiled floor surface than for sucking uncovered smooth floors (gap s 1 ).
  • the suction nozzle has only one switching element 11, which has three functional positions A, B, C for sucking a textile bottom surface, a tiled bottom surface and an ungauged smooth bottom.
  • Another structural design is in the Fig. 4 shown.
  • the sliding sole 5 is arranged vertically adjustable and can be adjusted vertically by means of the switching element 11 between a functional position A for sucking textile floor surfaces and a functional position B or C for sucking hard floors.
  • an adjusting device 13 is provided with a selector switch 14 for correcting the position of the sliding sole 5 between a functional position B for smooth floors and a functional position C for tiled floor surfaces.
  • the adjusting device 13 expediently has a device which sets a long travel of the selector switch 14 in a short travel of an actuator 15 acting on the sliding sole 5. Any structural designs for the reduction of a linear travel or a travel by a rotation angle to be detected.
  • the device 16 has a ramp.
  • a toggle lever assembly or a kinematics with a gag represent advantageous constructive embodiments of the device 16.
  • the suction nozzle according to the invention can be used universally on textile floor surfaces and hard floors. It allows effective suction of smooth floor surfaces and tiled floor surfaces are similar uneven hard floor surfaces and is adapted to suction devices, which have a low-power suction fan.
  • the suction nozzles shown in the figures can be operated in particular in combination with a suction device which has a suction fan with an electrical power consumption of less than 900 watts.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
EP15181548.7A 2014-08-25 2015-08-19 Utilisation d'une buse d'aspiration pouvant etre raccordee a un aspirateur pour aspirer une surface textile, une surface de sol dur dalle et une surface de sol dur lisse sans joint Active EP2989953B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014112141.4A DE102014112141B4 (de) 2014-08-25 2014-08-25 Saugdüse für Bodenstaubsauger

Publications (2)

Publication Number Publication Date
EP2989953A1 true EP2989953A1 (fr) 2016-03-02
EP2989953B1 EP2989953B1 (fr) 2020-02-12

Family

ID=53938173

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EP15181548.7A Active EP2989953B1 (fr) 2014-08-25 2015-08-19 Utilisation d'une buse d'aspiration pouvant etre raccordee a un aspirateur pour aspirer une surface textile, une surface de sol dur dalle et une surface de sol dur lisse sans joint

Country Status (3)

Country Link
EP (1) EP2989953B1 (fr)
CN (1) CN105455730B (fr)
DE (1) DE102014112141B4 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106264321A (zh) * 2016-08-19 2017-01-04 苏州凯丽达电器有限公司 一种拖吸一体的吸尘器
DE102017114225A1 (de) 2017-06-27 2018-12-27 Wessel-Werk Gmbh Staubsaugerdüse
EP3488752A1 (fr) * 2017-11-23 2019-05-29 Wessel-Werk GmbH Suceur pour un aspirateur
DE202023101664U1 (de) 2022-09-14 2023-12-15 Wessel-Werk Gmbh Staubsaugerdüse und Reinigungsanordnung

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2550180B (en) * 2016-05-11 2018-05-02 Lupe Tech Limited Cleaner head
DE102016109285A1 (de) * 2016-05-20 2017-11-23 Vorwerk & Co. Interholding Gmbh Saugdüse für ein Saugreinigungsgerät
EP3257417B1 (fr) * 2016-06-14 2023-06-14 Wessel-Werk GmbH Buse d'aspirateur
FR3062562B1 (fr) * 2017-02-08 2019-03-15 Seb S.A. Tete de succion d’aspirateur a trois positions
DE102017117858A1 (de) * 2017-08-07 2019-02-07 Vorwerk & Co. Interholding Gmbh Saugdüse zum Reinigen eines Bodens und Verfahren zur Anpassung einer Saugdüse an einen zu reinigenden Boden
EP3731714B1 (fr) * 2017-12-27 2024-05-29 SharkNinja Operating LLC Appareil de nettoyage avec unité de peignage sélectionnable permettant de retirer des débris d'un rouleau de nettoyage
EP4062815A1 (fr) * 2018-11-21 2022-09-28 Aktiebolaget Electrolux Buse pour aspirateur multifonctionnel
CN111568296B (zh) * 2019-02-15 2021-10-22 江苏美的清洁电器股份有限公司 地刷及具有其的吸尘器
CN111685641B (zh) * 2019-03-12 2022-03-22 江苏美的清洁电器股份有限公司 地刷及吸尘器
DE102019120933B4 (de) * 2019-08-02 2024-01-18 Vorwerk & Co. Interholding Gmbh Saugdüse für einen Staubsauger und Staubsauger mit einer Saugdüse

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB707366A (en) * 1952-02-09 1954-04-14 Kooperativa Forbundet Forening Improvements in suction cleaner nozzles
DE2330867A1 (de) * 1972-06-19 1974-01-17 Sunbeam Corp Saugbuerste fuer staubsauger
EP0158145A1 (fr) * 1984-03-19 1985-10-16 Matsushita Electric Industrial Co., Ltd. Ensemble de buse pour aspirateur de poussières
DE20200871U1 (de) 2002-01-22 2002-06-20 Wessel-Werk GmbH, 51580 Reichshof Bodendüse für Staubsauger
DE10000504C2 (de) 2000-01-08 2002-11-07 Wessel Werk Gmbh Saugkopf für Bodenstaubsauger
DE102008012889B4 (de) 2008-03-06 2012-04-19 Wessel-Werk Gmbh Saugdüse für Bodenstaubsauger

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2136452A1 (de) 1971-07-21 1973-02-01 Hans Wessel Kombinierte teppich- und bodenduese mit ein- und ausfahrbarem buerstenkoerper
GB0126494D0 (en) * 2001-11-03 2002-01-02 Dyson Ltd A floor tool
EP1449476B1 (fr) * 2003-02-20 2008-08-27 Wessel-Werk Gmbh Suceur pour sols plats et pour revêtements textiles de sol
DE102012106571B4 (de) * 2012-07-19 2015-12-31 Wessel-Werk Gmbh Staubsaugerdüse, insbesondere für Haushaltsstaubsauger

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB707366A (en) * 1952-02-09 1954-04-14 Kooperativa Forbundet Forening Improvements in suction cleaner nozzles
DE2330867A1 (de) * 1972-06-19 1974-01-17 Sunbeam Corp Saugbuerste fuer staubsauger
US3821831A (en) 1972-06-19 1974-07-02 Sunbeam Corp Multi-position brush nozzle for vacuum cleaner
EP0158145A1 (fr) * 1984-03-19 1985-10-16 Matsushita Electric Industrial Co., Ltd. Ensemble de buse pour aspirateur de poussières
US4638526A (en) 1984-03-19 1987-01-27 Matsushita Electric Industrial Co., Ltd. Nozzle assembly for vacuum cleaner
DE10000504C2 (de) 2000-01-08 2002-11-07 Wessel Werk Gmbh Saugkopf für Bodenstaubsauger
DE20200871U1 (de) 2002-01-22 2002-06-20 Wessel-Werk GmbH, 51580 Reichshof Bodendüse für Staubsauger
DE102008012889B4 (de) 2008-03-06 2012-04-19 Wessel-Werk Gmbh Saugdüse für Bodenstaubsauger

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106264321A (zh) * 2016-08-19 2017-01-04 苏州凯丽达电器有限公司 一种拖吸一体的吸尘器
DE102017114225A1 (de) 2017-06-27 2018-12-27 Wessel-Werk Gmbh Staubsaugerdüse
EP3488752A1 (fr) * 2017-11-23 2019-05-29 Wessel-Werk GmbH Suceur pour un aspirateur
DE202023101664U1 (de) 2022-09-14 2023-12-15 Wessel-Werk Gmbh Staubsaugerdüse und Reinigungsanordnung
DE202022002747U1 (de) 2022-09-14 2024-01-18 Wessel-Werk Gmbh Staubsaugerdüse und Reinigungsanordnung
DE102022128259A1 (de) 2022-09-14 2024-03-14 Wessel-Werk Gmbh Staubsaugerdüse und Reinigungsanordnung

Also Published As

Publication number Publication date
CN105455730A (zh) 2016-04-06
DE102014112141A1 (de) 2016-02-25
DE102014112141B4 (de) 2018-04-26
EP2989953B1 (fr) 2020-02-12
CN105455730B (zh) 2019-06-18

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