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EP1532915B1 - Auto-laveuse - Google Patents

Auto-laveuse Download PDF

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Publication number
EP1532915B1
EP1532915B1 EP03026587A EP03026587A EP1532915B1 EP 1532915 B1 EP1532915 B1 EP 1532915B1 EP 03026587 A EP03026587 A EP 03026587A EP 03026587 A EP03026587 A EP 03026587A EP 1532915 B1 EP1532915 B1 EP 1532915B1
Authority
EP
European Patent Office
Prior art keywords
floor cleaner
chassis
floor
storage container
reservoir
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.)
Expired - Lifetime
Application number
EP03026587A
Other languages
German (de)
English (en)
Other versions
EP1532915A1 (fr
Inventor
Roland Schick
Frank Nonnenmann
Reinhold Oechsle
Jürgen Walz
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.)
Alfred Kaercher SE and Co KG
Original Assignee
Alfred Kaercher SE and Co 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
Application filed by Alfred Kaercher SE and Co KG filed Critical Alfred Kaercher SE and Co KG
Priority to AT03026587T priority Critical patent/ATE420589T1/de
Priority to DE50311097T priority patent/DE50311097D1/de
Priority to DK03026587T priority patent/DK1532915T3/da
Priority to EP03026587A priority patent/EP1532915B1/fr
Publication of EP1532915A1 publication Critical patent/EP1532915A1/fr
Application granted granted Critical
Publication of EP1532915B1 publication Critical patent/EP1532915B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/408—Means for supplying cleaning or surface treating agents
    • A47L11/4083—Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/29—Floor-scrubbing machines characterised by means for taking-up dirty liquid
    • A47L11/292—Floor-scrubbing machines characterised by means for taking-up dirty liquid having rotary 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/29—Floor-scrubbing machines characterised by means for taking-up dirty liquid
    • A47L11/30—Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction

Definitions

  • the invention relates to a mobile floor cleaning device having the features of the preamble of claim 1.
  • a mobile floor cleaning device having the features of the preamble of claim 1.
  • Such a device discloses the document U.S. Patent 5,896,617 , From the US-A-5,896,617
  • a spray extraction apparatus comprising a cleaning fluid tank, a dirty fluid tank and a solvent tank.
  • the cleaning liquid tank is designed in the form of a portable container, which is detachably held on a handle of the spray extraction device.
  • the solvent tank is detachably held on the cleaning liquid tank and can be removed from the handle for filling together with this.
  • Floor cleaning equipment with a chassis on which a floor cleaning unit is held, and with a cleaning liquid tank and a vacuum unit to be acted upon by a vacuum cleaner Schmutzftüsstechniks essenceer, wherein cleaning liquid can be applied to the floor surface to be cleaned and soiled liquid from the bottom surface and into the dirty liquid container, and wherein the cleaning liquid tank has two tank areas, which are each arranged on a longitudinal side of the floor cleaning device are from the WO 01/00079 A2 known.
  • a floor surface can be cleaned by applying cleaning liquid from the cleaning liquid container to the floor surface and cleaning it by means of the floor cleaning unit, for example scrubbed. Subsequently, the liquid can be transferred together with the dissolved dirt in the dirty liquid container by this is acted upon under the action of the suction unit with negative pressure.
  • the dirty liquid container is arranged on the back of the floor cleaning device and can be separated from this.
  • the dirty liquid container in this case has a receptacle in which the suction unit is arranged, which is connected via a suction line with a suction surface contacting the bottom surface in flow communication.
  • the cleaning liquid tank of the known floor cleaning appliance is integrally formed and has to Both sides of the floor cleaning device each have a tank area, which are interconnected via a positioned between the laterally disposed tank areas central area. At the rear ends of the side tank areas and on a bottom plate of the chassis of the dirty liquid container is releasably held.
  • Object of the present invention is to develop a mobile floor cleaning device of the type mentioned in such a way that it has a structurally simpler structure and also easier handling.
  • the cleaning liquid tank is designed in two parts in the form of two reservoirs, each forming a hollow body and are preferably made of plastic.
  • the two storage containers are each arranged on one longitudinal side of the floor cleaning device, wherein a first reservoir is fixed to the chassis, while a second reservoir is held removably on the chassis and can be removed by the user of the floor cleaning device.
  • the two reservoirs are in fluid communication with each other via a connecting line.
  • only one of the two storage containers has a filling opening, via which both storage containers can be filled with cleaning liquid.
  • the filling opening is positioned on the stationary storage container, while a ventilation valve is held on the reservoir which can be removed from the chassis.
  • this has at least one rechargeable battery, which is arranged in a battery compartment.
  • the battery compartment is laterally accessible by removing the reservoir which can be removed from the chassis. The handling of the floor cleaning device is thereby considerably simplified, because by removing the reservoir, the user lateral access to the battery compartment and the batteries arranged therein can be provided.
  • the battery compartment is arranged between the two storage containers and carries a driver's seat. This allows a particularly compact design of the floor cleaning device.
  • the suction unit is laterally accessible by removing the reservoir removably held on the chassis.
  • the installation of the floor cleaning device is simplified and maintenance work on the suction unit can be carried out in a simple manner by the removably held on the chassis reservoir is removed.
  • the suction unit is arranged in the direction of travel of the floor cleaning device behind the battery compartment and laterally covered by the removable reservoir.
  • the suction unit allows a considerable sound insulation of the suction unit, since this can be positioned between the two storage containers and the noise of the suction unit is strongly insulated by the two storage containers and the cleaning liquid therein.
  • this storage container can be connected to the connecting line via a coupling device, wherein the coupling device comprises a closing valve.
  • the coupling device may be configured as a plug-in coupling, so that an associated connection part of the removable storage container for connection to the connecting line only has to be plugged onto this.
  • the closing valve By means of the closing valve, the flow connection between the two storage containers can be interrupted in a simple manner when removing the removable reservoir.
  • the closing valve can be actuated by the corresponding connection part of the removable storage container. This allows a further simplification of the handling of the floor cleaning device, because when removing the reservoir, the cooperating with the connection part of the removable reservoir closing valve can automatically take its closed valve position, while it automatically assumes its open valve position when connecting the reservoir to the connecting line. A manual operation of the closing valve by the user can be omitted.
  • the connecting part can be configured for example as a pipe socket. It can also be provided to form the connector as a piece of hose, which is connected to the removable reservoir. It is advantageous if the hose piece carries at its free end a closing valve, which preferably automatically assumes its closed position when the hose piece is separated from the coupling device. It is an advantage when the closing valve can be manually opened to drain the removable reservoir.
  • At least one of the two reservoirs extends virtually over the entire length of the floor cleaning device, so that the cleaning liquid tank has a considerable capacity in a compact design of the floor cleaning device.
  • the storage container fixed to the chassis extends along a longitudinal side and along the front side of the floor cleaning appliance.
  • the fixed reservoir on the chassis can for example be designed L-shaped, with a first leg extends practically over an entire longitudinal side of the floor cleaning device and a second leg over the entire width of the floor cleaning device.
  • the removable on the chassis reservoir can be aligned parallel to the first leg of the landing gear specified reservoir, wherein it is positioned in the longitudinal direction of the floor cleaning device at a distance from the free end of the second leg of the chassis fixed reservoir, so that the free end of the second leg of the fixed reservoir and the front end in the direction of travel of the removable reservoir limit a laterally arranged access over the one of the two reservoirs limited interior of the mobile floor cleaning device is accessible to a user.
  • a generally designated by the reference numeral 10 floor cleaning device is shown, which is designed as a ride-scrubber and a chassis 12 includes on the underside two rear wheels 14 are held and a transversely to the direction centrally arranged, steerable front wheel 16, which the drive wheel the floor cleaning device 10 is formed and is in operative connection with a known per se and therefore not shown in the drawing wheel hub motor.
  • a floor cleaning unit 18 is held on the underside of the chassis 12 with two electromechanically rotatable scrub brushes 20, 22.
  • the floor cleaning unit 18 can be lowered to a floor surface to be cleaned and lifted from this.
  • a forward-pointing, U-shaped bracket 24 is pivotally mounted on the chassis 12, the two electrically rotatable about a substantially vertically oriented axis of rotation side brushes 26, 28 carries, which are designed as disc brushes and can be placed by means of the retaining clip 24 on the floor surface to be cleaned and lifted from this.
  • the chassis 12 carries the upper side of a two-part cleaning liquid tank 30, which comprises a fixed to the chassis 12 reservoir 32 and a detachably held to the chassis 12 reservoir 34.
  • the fixed to the chassis 12 reservoir 32 is configured substantially L-shaped with a first leg 36 which extends along a longitudinal side of the floor cleaning device 12, and with a second leg 38, which is on the front side 40 of the floor cleaning device 10 practically over the entire Width extends.
  • the detachable on the chassis 12 reservoir 34 is aligned parallel to the first leg 36 of the landing gear 12 fixed reservoir 32 and extends over the other longitudinal side of the floor cleaning device, the front end portion 42 of the chassis 12 removably held reservoir 34 at a distance from the free end of the second leg of the chassis 12 fixed to the reservoir 32 is arranged so that between the removable reservoir 34 and the second leg 38 of the specified reservoir 32, an access 44 for a user of the floor cleaning device 10 remains free.
  • the chassis 12 Between the first leg 36 of the fixed reservoir 32 and the removable reservoir 34, the chassis 12 carries a battery compartment 46 in which several, known per se and are therefore not shown to achieve a better overview in the drawing rechargeable batteries are positioned, the energy supply of the mobile floor cleaning device 10 training.
  • the battery compartment 46 carries a driver's seat 48, in front of which a steering wheel 50 is arranged to control the floor cleaning device 10.
  • the area of the driver's seat 48 and the steering wheel 50 is accessible to the user via the access 44.
  • the chassis 12 In its rear region, the chassis 12 carries a dirty liquid container 52, which is covered by a cover 54 and which can be acted upon by a in the direction of travel of the floor cleaning device 10 behind the battery compartment 46 suction unit 56 with negative pressure.
  • the suction unit 56 is connected via a suction channel 58 with the interior of the dirty liquid container 52 in flow communication.
  • Into the dirty liquid container 52 opens a along the rear wall 60 of the dirty liquid tank 52 extending suction line 62, via which the dirty liquid container 52 is connected to a held on the underside of the chassis 12, can be placed on the bottom surface to be cleaned suction lip 64 in flow communication.
  • the specified on the chassis 12 reservoir 32 has a covered by a pivoting cover flap 66 filling opening 68, and a transverse to the direction of travel of the floor cleaning device 10 connecting line 70 is fixed to the chassis 12 reservoir 32 of the cleaning liquid tank 30 with the removable reservoir 34 in flow communication.
  • the connecting line 70 may be configured as a rigid pipe or as a flexible hose.
  • both storage containers 32 and 34 can be filled with cleaning liquid 72 via the filling opening 68.
  • This can be applied to the cleaning of a floor surface on the bottom surface, preferably sprayed on this, and By means of the floor cleaning unit 18, the floor surface can be cleaned. Subsequently, the applied liquid together with the dirt removed from the bottom surface can be transferred via the suction lip 64 and the suction line 62 into the dirty liquid container 52.
  • the reservoir 34 of the cleaning liquid tank 30 is detachably held on the chassis 12.
  • a connecting part in the form of a pipe socket 74 is held on the removable reservoir 34, which cooperates with a coupling device 76 which is disposed on the demountable reservoir 34 facing the end of the connecting line 70 and one of Anschlharicial 74th operable closing valve 78 includes. If the connecting part 74 is inserted into the coupling device 76, the closing valve 78, which is resiliently biased into its closed position, automatically moves into its open position and thus releases the flow connection between the detachable reservoir 34 and the connecting line 70.
  • the connecting part 74 may also be configured in the form of a piece of hose connected to the removable reservoir 34 (not shown), which carries at its free end a closing valve cooperating with the coupling device 76. If the piece of hose is separated from the coupling device 76, then the closing valve held on the hose piece automatically assumes its closed position, but it can be transferred by the user by hand into its open valve position for emptying the reservoir 34.
  • the removable storage container 34 In its upper edge region facing away from the chassis 12, the removable storage container 34 has a venting valve 80, via which air can escape from the removable storage container 34 when cleaning liquid is introduced.
  • the floor cleaning device 10 is characterized by a simple installation and by a low-cost manufacturability.

Landscapes

  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Electric Suction Cleaners (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)

Claims (7)

  1. Auto-laveuse comportant un mécanisme de roulement (12), contre lequel est montée une unité de nettoyage (18), et comportant un réservoir de liquide de nettoyage (30) et un réservoir de liquide sale (52), apte à être sollicité par une dépression au moyen d'un dispositif d'aspiration (56), le liquide de nettoyage pouvant être amené sur la surface du sol à nettoyer, et le liquide sale pouvant être retiré de la surface du sol et être amené dans le réservoir de liquide sale (52), et le réservoir de liquide de nettoyage (30) comportant deux zones de réservoir qui sont disposées chacune sur un côté longitudinal de l'auto-laveuse, et les deux zones de réservoir formant un réservoir de stockage (32) fixé sur le mécanisme de roulement (12) et un réservoir de stockage (34) monté de manière amovible sur le mécanisme de roulement (12), lesquels réservoirs sont reliés entre eux par une conduite de liaison (70), caractérisée en ce que l'auto-laveuse (10) comporte un compartiment de batterie (46), qui est accessible latéralement après le retrait du réservoir de stockage (34) amovible.
  2. Auto-laveuse selon la revendication 1, caractérisée en ce que le compartiment de batterie (46) est disposé entre les deux réservoirs de stockage (32, 34), et porte un siège de conducteur (48).
  3. Auto-laveuse selon l'une quelconque des revendications précédentes, caractérisée en ce que le dispositif d'aspiration (56) est accessible latéralement après le retrait du réservoir de stockage (34) amovible.
  4. Auto-laveuse selon la revendication 3, caractérisée en ce que le dispositif d'aspiration (56) est disposé, par référence à la direction de déplacement, en aval du compartiment de batterie (46), et il est recouvert latéralement par le réservoir de stockage (34) amovible.
  5. Auto-laveuse selon l'une quelconque des revendications précédentes, caractérisée en ce que le réservoir de stockage (34) amovible peut être raccordé à la conduite de liaison (70) par l'intermédiaire d'un dispositif de couplage (76), ledit dispositif de couplage (76) comportant une vanne de fermeture (78).
  6. Auto-laveuse selon la revendication 5, caractérisée en ce que la vanne de fermeture (78) peut être actionnée par un élément de raccord (74) correspondant du réservoir de stockage (34) amovible.
  7. Auto-laveuse selon l'une quelconque des revendications précédentes, caractérisée en ce que le réservoir de stockage (32), qui est fixé sur le mécanisme de roulement (12), s'étend le long d'un coté longitudinal et le long du coté frontal (40) de l'auto-laveuse (10).
EP03026587A 2003-11-19 2003-11-19 Auto-laveuse Expired - Lifetime EP1532915B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AT03026587T ATE420589T1 (de) 2003-11-19 2003-11-19 Fahrbares bodenreinigungsgerät
DE50311097T DE50311097D1 (de) 2003-11-19 2003-11-19 Fahrbares Bodenreinigungsgerät
DK03026587T DK1532915T3 (da) 2003-11-19 2003-11-19 Körende gulvrengöringsapparat
EP03026587A EP1532915B1 (fr) 2003-11-19 2003-11-19 Auto-laveuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03026587A EP1532915B1 (fr) 2003-11-19 2003-11-19 Auto-laveuse

Publications (2)

Publication Number Publication Date
EP1532915A1 EP1532915A1 (fr) 2005-05-25
EP1532915B1 true EP1532915B1 (fr) 2009-01-14

Family

ID=34429398

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03026587A Expired - Lifetime EP1532915B1 (fr) 2003-11-19 2003-11-19 Auto-laveuse

Country Status (4)

Country Link
EP (1) EP1532915B1 (fr)
AT (1) ATE420589T1 (fr)
DE (1) DE50311097D1 (fr)
DK (1) DK1532915T3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015112466B4 (de) * 2015-07-30 2022-08-11 Alfred Kärcher SE & Co. KG Bodenreinigungsmaschine und Verfahren zum Betreiben einer Bodenreinigungsmaschine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4429617C1 (de) * 1994-08-20 1995-11-30 Henkel Ecolab Gmbh & Co Ohg Fahrbarer Bodenreinigungsautomat
US5566422A (en) * 1995-01-13 1996-10-22 Tennant Company Tank configuration for a small floor scrubber
US5896617A (en) * 1995-11-06 1999-04-27 Bissell Inc. Water extraction cleaning machine with nesting tank assembly
WO2001000079A2 (fr) * 1999-06-30 2001-01-04 Nilfisk-Advance, Inc. Appareil nettoyeur de sols autoporte
JP3623202B2 (ja) * 2002-03-14 2005-02-23 ペンギンワックス株式会社 電動床面作業機

Also Published As

Publication number Publication date
EP1532915A1 (fr) 2005-05-25
DK1532915T3 (da) 2009-04-14
DE50311097D1 (de) 2009-03-05
ATE420589T1 (de) 2009-01-15

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