EP1407703A2 - Dispositif de conduit d'air dans une tête de nettoyage d'aspirateur - Google Patents

Dispositif de conduit d'air dans une tête de nettoyage d'aspirateur Download PDF

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Publication number
EP1407703A2
EP1407703A2 EP03020985A EP03020985A EP1407703A2 EP 1407703 A2 EP1407703 A2 EP 1407703A2 EP 03020985 A EP03020985 A EP 03020985A EP 03020985 A EP03020985 A EP 03020985A EP 1407703 A2 EP1407703 A2 EP 1407703A2
Authority
EP
European Patent Office
Prior art keywords
suction
opening
dust chamber
vacuum cleaner
flow
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.)
Withdrawn
Application number
EP03020985A
Other languages
German (de)
English (en)
Inventor
Helmut Brinkhoff
Volker Gerth
Gunter Gloning
Udo Mersmann
Michael Poetting
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.)
Miele und Cie KG
Original Assignee
Miele und Cie KG
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
Priority claimed from DE2002146674 external-priority patent/DE10246674B4/de
Priority claimed from DE2002146675 external-priority patent/DE10246675B4/de
Application filed by Miele und Cie KG filed Critical Miele und Cie KG
Publication of EP1407703A2 publication Critical patent/EP1407703A2/fr
Withdrawn legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A47L5/32—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with means for connecting a hose
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/0072—Mechanical means for controlling the suction or for effecting pulsating action

Definitions

  • the invention relates to a vacuum cleaner with a handle and base part according to the preamble according to claim 1.
  • a vacuum cleaner with a bottom suction opening and an additional suction opening for a suction hose is known from US 6 317 920 B1.
  • the well-known vacuum cleaner has an approximately square dust chamber delimited by dust chamber walls with a in the front wall and rear wall formed entrance opening for the blower device sucked in air.
  • the entrance opening in the front wall leads over a first flow path to the bottom suction opening, while the inlet opening in the Rear wall via a second separate flow path with the additional suction opening in Connection is established.
  • This known vacuum cleaner is considered disadvantageous because of the two Inlet openings in the dust chamber are not conventional and inexpensive Dust collecting devices, in particular dust bags, with a single opening for the Supply of dirty and / or dusty air can be used. This disadvantage can be eliminated by a vacuum cleaner as disclosed in DE 1 208 377.
  • This vacuum cleaner has a Y-shaped elastic suction nozzle, in which Flow paths from a suction opening on the bottom and from an additional and downstream suction opening at the top for connecting a suction hose together into one Outlet.
  • This nozzle protrudes into a dust chamber and is used to hold one conventional dust collecting device with a single inlet opening, in particular from Anthers.
  • the suction nozzle points in the first from the bottom suction opening to the nozzle open flow path before the mouth a diaphragm spring-like membrane, with which the air passage to the nozzle can be closed manually.
  • the membrane can by the user by squeezing the elastic suction nozzle into his Closed position and moved to its open position by pulling apart.
  • the invention presents the problem of a vacuum cleaner at the beginning to disclose the type mentioned, in which particles sucked in via the suction hose at low Suction power safely into the dust room or the dust collection device used there be performed.
  • a further development of the vacuum cleaner according to the invention provides that the between the two flow paths arranged flow guide through a partition is formed, which the nozzle in a first entrance area and in a second Entrance area divides, the first flow path into the first entrance area and the second flow path opens into the second entrance area.
  • Another advantageous teaching of the invention provides that one of the two flow paths runs parallel to a dust chamber wall in at least one area.
  • the dust chamber wall serves both to limit the dust chamber and also for directing the air of the parallel flow path.
  • a preferred embodiment of the vacuum cleaner according to the invention in which the additional suction opening and the suction hose are connected in terms of flow and the Suction opening of the suction hose can be closed by a closure, provides that the Suction hose is in flow connection with a secondary air device, through which at closed suction opening the negative pressure in the second parallel flow path and thus the suction power at the bottom suction opening are adjustable.
  • the vacuum cleaner (1) shown in FIG. 1 has a front wheel (2) and rear wheel (3) rollable bottom part (4), a handle (5) with a handle (6) and a suction hose (7).
  • the stem (5) is a quiver (8) for receiving the suction hose (7) and one on the front side in the area of the rear wheels (3), the joint (9) can be pivoted with the Bottom part (4) connected.
  • the bottom part (4) has a housing which consists of a lower shell (10), one Upper shell (11) and two adjacent, hinged covers (12.1, 12.2). Inside the housing there is a dust chamber (13) below the first cover (12.1) Dust collecting device and below the second cover (12.2) with a receiving space (15) Blower device arranged (see Fig. 2, 3, 4).
  • FIGS 2 to 4 show the lower shell (10) in a perspective view.
  • the lower shell (10) is the receiving space (15) for storing the blower device and the Dust space (13) for receiving a dust collecting device is formed by walls, the The dust chamber (13) and the receiving space (15) directly adjoin each other and the front wall of the receiving space (15) is formed by a part of the dust chamber rear wall (17).
  • a bottom suction opening (18) in the lower shell (10) an additional suction opening (19), to which the suction hose (7) can be connected, and two flow paths (20, 21) educated.
  • the first flow path (20) and the second flow path (21) connect the Dust space (13) with the bottom suction opening (18) or the additional one Suction opening (19).
  • the bottom-side suction opening (18) is still in front of the front wheels (2) in the working direction A. arranged on the lower shell (10).
  • the bottom suction opening (18) extends in the Essentially vertically into the lower shell (10) and opens into the first flow path (20).
  • the additional suction opening (19) is formed by a bearing for the joint (9) (see FIG. 4), wherein the joint (9) has a through channel for the suction hose (7) through which the Flow connection between the additional suction opening (19) and the suction hose (7) can be produced.
  • the additional suction opening (19) can be separated by a separate one Housing opening are formed, at which the suction hose (7) in a manner known per se can be connected.
  • the square-shaped dust chamber (13) is short in the working direction A of the vacuum cleaner (1) arranged behind the front wheels (2).
  • a Dust chamber rear wall (23) is an outlet opening (24) to the receiving space (15) Blower device provided on the suction side in the assembled state of the Blower device is present.
  • a dust chamber wall (25) is as an entrance opening to Dust space (13) is formed in the dust space (13) protruding nozzle (26) through which the flow paths (20, 21) converging towards one another in the flow direction (see FIG. 3) approximately parallel and together in the dust chamber (13).
  • Dust collecting device both a dust bag and a solid dust container in the To use the dust chamber (13), the nozzle (26) protrudes into the dust chamber (13).
  • the stub is rigid in itself, but can also consist of an elastic material.
  • connection piece (26) it can also be used as an entry opening to the dust chamber (13) serve only one hole in the dust chamber wall (25) through which the two flow paths (20, 21) approximately together and in parallel in the dust chamber (13). The The dust collecting device to be used then seals against the inlet opening.
  • the flow guide element (28) is in the Embodiment formed by a straight partition. Alternatively, it can Flow guiding element (28) also by a more favorable fluidic contour, for example Radius be formed.
  • the partition extends into the nozzle (26), and divides it into a first input area (32a) and a second input area (32b).
  • the partition in the socket (26) is a stable fastening of the partition given.
  • the standard alignment of a dustbag opening to the entrance opening is that a holding plate arranged around the dust bag opening along the entrance opening as long in the direction of the dust chamber floor (29) until the dust bag opening with the entrance opening is at a height. So that with the alignment described above Holding plate not jammed with the connector (26), the lower part of the straight partition is as Guide slope formed. This runs diagonally from the center of the nozzle Direction of the dust chamber floor, the lower part of the guide slope at the level of Stub base (26.1) protrudes a little above the stub (26) into the dust chamber (13).
  • the first flow path (20) runs on the outside of the dust chamber front wall (31) and on the dust chamber wall (25) on the right in working direction A, so that these dust chamber walls (31, 25) both as boundary walls for the dust chamber (13) and for steering the first Flow path (20) serve.
  • the second flow path (21) uses the in Working direction A rear part of the right dust chamber wall (25).
  • the parking receptacle (33) comprises a peripheral part of the accessory part (35) positive receiving area (36) with a receiving opening (37).
  • the receiving opening (37) points in the direction facing away from the handle (6a). Is that with the suction hose (7) connected accessory (35) inserted in the receiving opening (37), the suction side Suction hose end (34) according to FIG. 1 approximately straight.
  • the receiving area (36) is spring-biased and in the direction of the Handle (6a) against the force of the spring (38) slidably formed. Will the Receiving area (36) against the force of the spring (38) upwards in the direction of the handle (6a) pushed into its upper end position, the positive connection to the accessory (35) is released. If the user lets go of the upwardly displaced recording area (36), this is released by the force of the spring (38) moves back down to its starting position and thus ensures 1, 5 u. 6 parked accessories (35).
  • a secondary air device in the form of a secondary air slide (39) arranged.
  • the secondary air slide (39) is shown in FIG Side walls provided grooves (40) with their stop edges (41 a, 41 b) and on Receiving area (36) formed and engaging in the grooves (40) ribs (42).
  • the secondary air slide (39) can be gradually lowered in the direction the stalk end on the hinge to its lower end position, in which the ribs (42) on the the upper stop edges (41 a), be pushed. Doing so will shift correspondingly large secondary air opening (43) released.
  • the blower device sucks via the floor nozzle (18) also via the secondary air opening (43) air (L), so that the suction power at the bottom suction opening (18) gradually by changing the size of the secondary air opening (43) can be adjusted with the secondary air slide (39). This turns a secondary air adjuster on the No floor nozzle.
  • the above arrangement of the secondary air device is not based on the invention Vacuum cleaner with the special design of the two flow paths limited. Much more the secondary air device can be used on all vacuum cleaners with a suction opening on the bottom and Suction hose are used in which the flow paths of the suction hose and bottom suction opening are connected in parallel and are in flow connection.
EP03020985A 2002-10-07 2003-09-17 Dispositif de conduit d'air dans une tête de nettoyage d'aspirateur Withdrawn EP1407703A2 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10246675 2002-10-07
DE10246674 2002-10-07
DE2002146674 DE10246674B4 (de) 2002-10-07 2002-10-07 Staubsauger mit einem Stiel und Bodenteil
DE2002146675 DE10246675B4 (de) 2002-10-07 2002-10-07 Staubsauger mit einer Gebläsevorrichtung, einem Staubraum, einer Bodendüse und einem Saugschlauch

Publications (1)

Publication Number Publication Date
EP1407703A2 true EP1407703A2 (fr) 2004-04-14

Family

ID=32031488

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03020985A Withdrawn EP1407703A2 (fr) 2002-10-07 2003-09-17 Dispositif de conduit d'air dans une tête de nettoyage d'aspirateur

Country Status (2)

Country Link
US (1) US20040134026A1 (fr)
EP (1) EP1407703A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8020251B2 (en) 2005-01-18 2011-09-20 Electrolux Home Care Products, Inc. Vacuum cleaner with collapsible handle

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8607405B2 (en) * 2008-03-14 2013-12-17 Techtronic Floor Care Technology Limited Battery powered cordless cleaning system
DE102008041228A1 (de) * 2008-08-13 2010-02-18 BSH Bosch und Siemens Hausgeräte GmbH Staubsauger
WO2013134630A1 (fr) * 2012-03-09 2013-09-12 Euro-Pro Operating Llc Appareil de nettoyage de surface présentant une poignée réglable
US9668630B2 (en) 2014-12-17 2017-06-06 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9717383B2 (en) 2014-12-17 2017-08-01 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9775481B2 (en) 2014-12-17 2017-10-03 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9795264B2 (en) 2014-12-17 2017-10-24 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9668624B2 (en) 2014-12-17 2017-06-06 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9775479B2 (en) * 2014-12-17 2017-10-03 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9775480B2 (en) 2014-12-17 2017-10-03 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9901229B2 (en) 2014-12-17 2018-02-27 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US11202544B2 (en) 2014-12-17 2021-12-21 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9295363B1 (en) 2014-12-17 2016-03-29 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9545180B2 (en) 2014-12-17 2017-01-17 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US10022027B2 (en) 2014-12-17 2018-07-17 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US10357136B2 (en) 2014-12-17 2019-07-23 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
US9883781B2 (en) 2014-12-17 2018-02-06 Omachron Intellectual Property Inc. All in the head surface cleaning apparatus
CN114652197B (zh) * 2020-12-23 2023-05-26 宁波方太厨具有限公司 一种用于清洁机的刷头模块及清洁机

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US4573236A (en) * 1983-07-08 1986-03-04 Prototypes, Ltd. Vacuum cleaning appliances
US4811450A (en) * 1987-08-27 1989-03-14 Ryobi Motor Products Corp. Vacuum cleaner with improved auxiliary cleaning
US5355549A (en) * 1992-03-13 1994-10-18 Amway Corporation Diverter valve for vacuum cleaner apparatus
US6317920B1 (en) * 1998-11-30 2001-11-20 Royal Appliance Mfg. Co. Vacuum cleaner with above-floor cleaning tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8020251B2 (en) 2005-01-18 2011-09-20 Electrolux Home Care Products, Inc. Vacuum cleaner with collapsible handle

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Publication number Publication date
US20040134026A1 (en) 2004-07-15

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