EP3426121B1 - Machine de nettoyage de surfaces - Google Patents

Machine de nettoyage de surfaces Download PDF

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Publication number
EP3426121B1
EP3426121B1 EP16709041.4A EP16709041A EP3426121B1 EP 3426121 B1 EP3426121 B1 EP 3426121B1 EP 16709041 A EP16709041 A EP 16709041A EP 3426121 B1 EP3426121 B1 EP 3426121B1
Authority
EP
European Patent Office
Prior art keywords
dirty fluid
fluid tank
tank device
cleaning
roller unit
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
EP16709041.4A
Other languages
German (de)
English (en)
Other versions
EP3426121A1 (fr
Inventor
Christoph RUFENACH
Tobias Palmer
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 PL16709041T priority Critical patent/PL3426121T3/pl
Publication of EP3426121A1 publication Critical patent/EP3426121A1/fr
Application granted granted Critical
Publication of EP3426121B1 publication Critical patent/EP3426121B1/fr
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
    • 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
    • A47L11/28—Floor-scrubbing machines, motor-driven
    • A47L11/282—Floor-scrubbing machines, motor-driven 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
    • A47L11/40—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
    • 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
    • A47L11/4002—Installations of electric equipment
    • A47L11/4005—Arrangements of batteries or cells; Electric power supply arrangements
    • 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
    • A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
    • 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
    • A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
    • A47L11/4016—Contaminants collecting devices, i.e. hoppers, tanks or the like specially adapted for collecting fluids
    • 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
    • A47L11/4036—Parts or details of the surface treating tools
    • A47L11/4041—Roll shaped surface treating 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
    • A47L11/40—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

Definitions

  • the invention relates to a surface cleaning machine, comprising a cleaning head with a driven cleaning roller unit with an axis of rotation, wherein in a cleaning operation the surface cleaning machine is only supported on a surface to be cleaned via the cleaning roller unit, and a drive motor for the cleaning roller unit.
  • the U.S. 4,875,246 discloses a soil treatment device comprising a cylindrical roller and drive means for rotating the roller about an axis.
  • a motor is arranged inside the roller.
  • the DE 20 2009 013 434 U1 discloses a floor cleaning device having a brush which is rotatable about an axis of rotation and having a cover with a cover surface which faces the axis of rotation.
  • the cover surface is provided with a plurality of ribs, the ribs forming fluid channels therebetween for transporting fluid to drains provided at lower ends of the fluid channels.
  • a floor cleaner which comprises a handle, a main body, a roller mechanism with a roller with a cleaning belt, a scraper and a dirty fluid receptacle.
  • a surface cleaning machine with a cleaning roller and a drive unit for driving the cleaning roller is known.
  • a dirt bowl is provided into which the cleaning roller sweeps dirt as it rotates.
  • the dirt tray can be opened.
  • a floor scrubbing device which is manually operated and comprises a drive roller which is coupled to a scrubbing roller.
  • the invention is based on the object of providing a surface cleaning machine of the type mentioned at the outset which delivers optimized cleaning results with ease of use.
  • the cleaning roller unit is a one-piece or multi-part cleaning roller with a single axis of rotation.
  • all sub-units have the same coaxial axis of rotation and in cleaning operation all sub-units are rotated around the same axis of rotation in the same direction of rotation at the same rotational speed and the drive motor drives all sub-units.
  • the driven cleaning roller unit also acts as a support device; as a result, no further driving elements such as wheels or the like have to be provided.
  • a removable dirty fluid tank device on the cleaning head allows the path for dirty fluid from the cleaning roller unit to the Keep the dirty fluid tank device small so that simple coupling is possible.
  • the dirty fluid tank device can be removed from the cleaning head, it can be emptied and also cleaned in a simple manner. It can hold a large amount of dirty fluid including a liquid.
  • the dirty fluid tank device can be removed as a whole from the cleaning head or inserted into it as a whole, so that a high degree of filling for the dirty fluid tank device can also be achieved with liquid.
  • the surface cleaning machine can thus be operated in an energy-saving manner. This in turn makes it possible to supply the surface cleaning machine and in particular the drive motor with a preferably rechargeable battery device with electrical power.
  • the surface cleaning machine can thus be operated independently of the mains.
  • an axis of longitudinal extent of the dirty fluid tank device is oriented parallel to the (in particular single) axis of rotation of the cleaning roller unit.
  • the longitudinal axis of the dirty fluid tank device runs between a first end face and a second opposite end face of the dirty fluid tank device. It specifies the longest extension of the dirty fluid tank device. This results in a space-saving arrangement of the dirty fluid tank device on the cleaning head.
  • a motor axis of the drive motor is oriented transversely and in particular perpendicular to an axis of longitudinal extent of the dirty fluid tank device.
  • the motor axis of the drive motor corresponds to a rotor axis of the drive motor.
  • the transverse orientation to the longitudinal axis of the dirty fluid tank device results in a space-saving structure.
  • the dirty fluid tank device is arranged between the cleaning roller unit and the drive motor. This results in a short coupling path for coupling dirty fluid starting from the cleaning roller unit into the dirty fluid tank device. As a result, in turn, it is sufficient to use a suction fan with a relatively low power for sucking off dirty fluid, or a suction fan-free design is possible.
  • a transmission device for torque transmission is provided, which is arranged between the drive motor and the cleaning roller unit, the dirty fluid tank device having an upper side and a lower side, the lower side facing a cleaning roller holder of the cleaning roller unit and the upper side facing away from the lower side, and the Gear device is passed on the bottom or on the top of the dirty fluid tank device.
  • the gear mechanism ensures the transmission of torque from the drive motor to the cleaning roller unit.
  • the cleaning roller unit is positioned at a distance from the drive motor.
  • the transmission device ensures, in particular, a speed reduction, torque deflection and, if necessary, a bridging of distances.
  • the transmission device it is also possible for the transmission device to be passed through a through opening in the dirty fluid tank device.
  • the transmission device is guided past on the underside or on the upper side, the result is a comparison to this end, simplified removability of the dirty fluid tank device from the cleaning head and a simplified design of the dirty fluid tank device.
  • the dirty fluid tank device has a recess in which at least a partial area of the gear device is positioned when the dirty fluid tank device is fixed to the cleaning head.
  • the corresponding free space in the recess provides a space in which the transmission device can be positioned. This results in an optimized adaptation of the geometric shape of the dirty fluid tank device to the cleaning head.
  • a device body is provided on which the cleaning head is arranged, with at least one of the following devices being positioned on the device body: a tank device for cleaning liquid; valve means for supplying cleaning liquid to the cleaning head; a battery device for the drive motor; a holding rod device for holding and / or guiding the surface cleaning machine; a filter device for cleaning liquid; at least partially the drive motor.
  • a tank device for cleaning liquid a tank device for cleaning liquid
  • valve means for supplying cleaning liquid to the cleaning head
  • a battery device for the drive motor for holding rod device for holding and / or guiding the surface cleaning machine
  • a filter device for cleaning liquid at least partially the drive motor.
  • a valve device for supplying cleaning fluid to the cleaning head and also a filter device for the cleaning fluid can be positioned on the device body in a protected manner in the housing.
  • the battery device can be optimally positioned, in particular if the drive motor itself is arranged on the device body. It can also be provided that the drive motor is at least partially positioned in the device body. For example, the device body is used to "anchor" the drive motor to the surface cleaning machine.
  • the drive motor is arranged at least partially between the device body and the cleaning head, wherein it is in particular arranged at least partially in the device body.
  • a battery device can be arranged on the device body in an optimized manner.
  • a torque transmission from the drive motor to the cleaning roller unit on the cleaning head can be implemented in a simple manner.
  • the drive motor can be arranged relatively far below (based on proper operation with the cleaning roller unit supported on the surface to be cleaned) so that it is easy to operate. With such an arrangement, pivotability between the cleaning head and the device body can also be implemented in a simple manner.
  • the cleaning head can be pivoted about a pivot axis relative to the drive motor and / or the device body, the pivot axis being oriented in particular parallel or coaxially to a motor axis of the drive motor.
  • a corresponding pivot bearing can be formed in a simple manner by, for example, encapsulating the drive motor as an inner sleeve and an outer sleeve arranged on the device body in such a way that a pivot bearing is implemented.
  • a cleaning roller holder on which the cleaning roller unit is positioned has a receiving chamber with a receiving space for the dirty fluid tank device.
  • the receiving chamber can be designed with multiple chambers and the receiving space can comprise several sub-spaces. Basically, subspaces can be fluidically connected to one another or be fluidically separated from one another.
  • the receiving chamber is assigned a fixing device, by means of which the dirty fluid tank device can be fixed to the receiving chamber, the fixing device for the removability of the dirty fluid tank device being designed to be detachable from the cleaning head, and in particular the fixing device being designed so that the dirty fluid tank device on the receiving chamber is in a form-fitting manner Holding position is held.
  • the dirty fluid tank device can be fixed to the receiving chamber in a simple manner.
  • the dirty fluid tank device can be removed in a simple manner in order to empty it and, if necessary, to clean it.
  • the fixing device can be designed in such a way that the dirty fluid tank device is positioned with an inlet opening in a defined manner relative to the cleaning roller unit.
  • a stripping guide device can be positioned in a defined manner relative to the cleaning roller unit.
  • the fixing device comprises or is at least one pivotable flap.
  • the receiving chamber can be released in a simple manner in such a way that the dirty fluid tank device can be inserted or removed.
  • the flap when it acts on the dirty fluid tank device, can also secure a holding position of the dirty fluid tank device.
  • the flap can be designed in such a way that it exerts a certain prestress in order to position the dirty fluid tank device in a defined manner on the receiving chamber, in particular in order to position an inlet opening of the dirty fluid tank device and / or possibly a scraper guide device in a defined manner relative to the cleaning roller unit.
  • a pivot axis of the at least one flap is advantageously aligned at least approximately parallel to an axis of rotation of the cleaning roller unit. This results in a simple constructive one Construction.
  • the dirty fluid tank device can be easily removed and reinserted.
  • the at least one flap acts on an upper side of the dirty fluid tank device which faces away from an underside, the lower side of the dirty fluid tank device facing a bottom of the receiving chamber when the dirty fluid tank device is fixed to the cleaning head.
  • a holding position of the dirty fluid tank device on the receiving chamber can thereby be secured in a simple manner.
  • a defined positioning can also be achieved.
  • the at least one flap is designed as a hold-down device which positions the dirty fluid tank device in a defined manner in relation to the cleaning roller unit and / or positions it in the receiving space and in particular presses the dirty fluid tank device in a holding position against a bottom of the receiving chamber.
  • the dirty fluid tank device can be removed or reinserted in a simple manner for an operator, and automatic positioning can be achieved, so to speak; the operator does not have to worry about the exact positioning.
  • the at least one flap is spring-loaded and / or designed to be elastic in such a way that the dirty fluid tank device is held in the receiving space with a pretension. This bias ensures that the inlet opening of the dirty fluid tank device is in a defined position relative to the cleaning roller unit.
  • At least one recess is arranged on the upper side of the dirty fluid tank device and the at least one flap has at least one counter element for dipping into the at least one recess. This makes it possible, in particular, to block the mobility of the Reach dirty fluid tank assembly on the receiving chamber in a take-out direction.
  • the at least one recess has at least one undercut and the at least one counter-element has a locking element adapted to the at least one undercut, which, when at least one flap is closed, blocks mobility of the dirty fluid tank device in a direction away from a bottom of the receiving chamber .
  • a form fit can thereby be achieved, which ensures that the dirty fluid tank device does not fall out in the holding position.
  • positioning of the dirty fluid tank device relative to the cleaning roller unit can thereby be achieved in a simple manner.
  • the receiving chamber and the dirty fluid tank device are designed to be matched to one another so that in a holding position of the dirty fluid tank device on the receiving chamber, mobility of the dirty fluid tank device transversely to a perpendicular to a bottom of the receiving chamber is blocked. This results in a fixation in a simple manner.
  • the floor then ensures that the mobility is blocked parallel to the vertical of the floor and the flap ensures that the movement is blocked in the opposite direction.
  • the dirty fluid tank device has one or more hinged covers. By opening the hinged cover, the dirty fluid tank device can be emptied and, if necessary, it can be cleaned in a simple manner.
  • the hinged lid in particular forms an upper side of the dirty fluid tank device, on which the at least one flap of the fixing device can act.
  • the dirty fluid tank device is designed as a unit. This can include one chamber or several chambers. It can be removed as a whole from the cleaning head or inserted into it. In principle, it is also possible that the dirty fluid tank device has separate subunits which can be individually removed from the cleaning head or can be used on it.
  • the cleaning roller unit is designed in two parts (is a two-part cleaning roller) with a first part and a second part, a first chamber of the dirty fluid tank device being assigned to the first part of the cleaning roller unit and a second chamber of the dirty fluid tank device being assigned to the second part of the cleaning roller unit, and in particular the drive motor acts on a central area which lies between the first part and the second part.
  • the middle area is, for example, the middle area of a wave.
  • a scraper guide device for dirty fluid which acts on the cleaning roller unit and which is arranged at an inlet opening of the dirty fluid tank device.
  • the stripping guide device allows dirt to be detached from the cleaning roller unit and the detached dirt can in particular be coupled into the dirt fluid tank device via the inlet opening.
  • the wiping guide device is arranged and designed in such a way that dirty fluid which is carried along by the cleaning roller unit is detached from the cleaning roller unit by being wiped off and is directed to the inlet opening of the dirty fluid tank device.
  • the coupling of dirty fluid at the inlet opening into the dirty fluid tank device can take place at least partially via an impact effect, also by the action of the centrifugal force. It can be at least partially Dirty fluid are thrown into the dirty fluid tank device via the scraper guide device at the inlet mouth.
  • the scraper guide device is designed in such a way that dirty fluid is guided into the dirty fluid tank device through the scraper guide device at the inlet opening of the dirty fluid tank device without a suction fan.
  • the stripping guide device is then arranged, in particular, directly at the inlet opening of the dirty fluid tank device.
  • the stripping guide device itself then forms a wall of the inlet mouth.
  • the stripping guide device is arranged downstream of the inlet opening. In this way, dirty fluid can be detached from the cleaning roller unit via a wiping effect and fed into the dirty fluid tank device.
  • the stripping guide device protrudes into a set of cleaning roller unit. This allows dirty fluid to be removed from the cleaning roller unit via a wiping effect.
  • the scraper guide device is rounded or chamfered at an edge which protrudes into the facing of the cleaning roller unit and which faces the inlet opening. This results in sparing of the facing fibers. Furthermore, the rotary drive of the cleaning roller unit can be operated in an energy-saving manner.
  • the stripping guide device protrudes into the facing with a depth of at least 5% of the thickness of the facing, based on a wet facing.
  • the stripping guide device it is possible for the stripping guide device to be arranged on a cleaning roller holder.
  • the wiping guide device is arranged on the dirty fluid tank device and can be removed from the cleaning head with the dirty fluid tank device.
  • the stripping guide device is then automatically positioned in a defined “correct” manner relative to the cleaning roller unit.
  • the stripping guide device is formed by one or more edge elements, that is to say formed by one or more strips, which have corresponding edges which, in particular, can protrude into the trim of the cleaning roller unit.
  • an edge element at least partially forms a wall of the inlet mouth.
  • a sweeping element is arranged on the cleaning head, through which the cleaning roller unit can be fed coarse dirt to be carried along by the cleaning roller unit.
  • an inlet opening of the dirty fluid tank device is positioned between the scraper guide device and the sweeping element.
  • a battery device and, in particular, a rechargeable battery device is provided for supplying the drive motor with electrical energy. This means that the surface cleaning machine can be operated independently of the power supply. It is easy to use.
  • the drive motor is arranged between the battery device and the cleaning head. This results in an optimized positioning of the battery device.
  • a tank device is provided for cleaning liquid.
  • This allows the surface to be cleaned to be moistened directly or indirectly (by moistening the cleaning roller unit).
  • the cleaning liquid is, in particular, water to which a chemical cleaning agent can be mixed.
  • the cleaning liquid can be used to moisten dirt on the surface to be cleaned in order to obtain improved solubility.
  • the tank device for cleaning liquid is positioned above the cleaning roller unit in relation to the direction of gravity when the surface cleaning machine is operated in a proper cleaning mode with the cleaning roller unit placed on the surface to be cleaned.
  • a supply of cleaning liquid to the cleaning head and in particular to the cleaning roller unit then takes place solely under the action of gravity. There is no need to provide an additional pump for pumping cleaning fluid.
  • an inlet opening of the dirty fluid tank device has a longitudinal direction which is oriented parallel to an axis of rotation of the cleaning roller unit. This allows dirty fluid to be coupled into the dirty fluid tank device over a large length range.
  • the surface cleaning machine is designed in particular as a hand-operated or hand-operated surface cleaning machine.
  • a hand-operated or hand-operated surface cleaning machine As a result of the support via the cleaning roller unit on the surface to be cleaned, an operator can hold the surface cleaning machine at an end facing away from the cleaning head (so that it cannot tip over) and guide it on the surface to be cleaned.
  • FIG. 1 An embodiment of a surface cleaning machine according to the invention, which is shown in Figure 1 is shown and in the Figures 2 to 10 is shown in partial representation and is denoted by 10, is designed in particular as a hand-held and hand-guided floor cleaning machine for hard floors.
  • the surface cleaning machine 10 comprises a device body 12 and a cleaning head 14.
  • the cleaning head 14 is arranged on the device body 12.
  • the surface cleaning machine 10 is supported on the surface 16 to be cleaned via a cleaning roller unit 18 and in particular a single cleaning roller unit 18.
  • the cleaning roller unit 18 has a single axis of rotation (see below).
  • the cleaning roller unit 18 is a cleaning roller which can be in one piece or in several pieces. In the embodiment described below, the cleaning roller unit 18 is a two-part cleaning roller.
  • the device body 12 has a longitudinal axis 20.
  • the surface cleaning machine 10 is held or guided by a handle.
  • a holding rod device 22 is seated on the device body 12.
  • the holding rod device 22 comprises one (in particular precisely one) holding rod 24, which has a longitudinal extension parallel to the longitudinal axis 20.
  • a handle 26 and in particular a bow-type handle, is arranged on an upper region of the holding rod device 22. An operator can hold the surface cleaning machine 10 with one hand on this handle 26 and guide it on the surface 16 to be cleaned (with the cleaning roller unit 18 supported).
  • the holding rod device 22 can be designed to be variable in length or fixed in length with respect to a length in the longitudinal axis 20.
  • the surface cleaning machine 10 is designed in terms of its dimensions so that when the cleaning roller unit 18 is supported on the surface 16 to be cleaned, an operator can comfortably carry out a cleaning process on the surface 16 to be cleaned with an angled holding arm.
  • a length of the surface cleaning machine 10 in the longitudinal axis 20 between the cleaning roller unit 18 and the bow handle 26 is in a range between 60 cm and 130 cm.
  • one or more operating elements are arranged on the handle 26.
  • a switch is arranged via which the surface cleaning machine 10 can be switched on or switched off for a cleaning operation.
  • This switch can be used to switch the operation of a drive motor 28 for rotating the cleaning roller unit 18.
  • a switch for actuating a valve device 38 can be provided.
  • the device body 12 comprises a housing 30 in which components of the surface cleaning machine 10 are arranged in a protected manner.
  • a holder 32 is arranged on the housing 30.
  • a tank device 34 for cleaning liquid (in particular water with or without an additional cleaning agent) is removably arranged on the holder 32.
  • a tank receptacle 36 for the tank device 34 is arranged on the holder 32 of the housing 30.
  • a corresponding outlet of the tank device 34 can be connected to the tank receptacle 36.
  • a valve device 38 is positioned downstream of the tank receptacle 36 in the housing 30.
  • One or more fluid lines 40 lead from the valve device 38 to the cleaning head 14.
  • the valve device 38 has a shut-off valve via which the supply of cleaning fluid from the tank device 34 to the cleaning head 14 can be switched off.
  • the valve device 38 can be assigned a filter device 39 for cleaning fluid.
  • the filter device 39 is in particular connected upstream of the shut-off valve and arranged between the valve device 38 and the tank receptacle 36.
  • cleaning liquid can flow from the tank device 34 through the fluid line or fluid lines 40 to the cleaning head 14 and act on the surface 16 to be cleaned.
  • one or more outlet openings for cleaning liquid are provided on the cleaning head 14. It is basically possible here for the outlet opening or outlet openings to be arranged in such a way that the surface 16 to be cleaned is directly exposed to cleaning fluid.
  • the outlet opening or outlet openings are arranged in such a way that cleaning fluid is applied to cleaning roller unit 18 and, in particular, a trim 42 of cleaning roller unit 18.
  • cleaning fluid is applied to cleaning roller unit 18 and, in particular, a trim 42 of cleaning roller unit 18.
  • the trim 42 is made in particular from a textile material.
  • a switch is assigned to the valve device 38, by means of which the user can set whether the shut-off valve of the valve device 38 is blocked (i.e. the inflow of cleaning fluid to the cleaning head 14 is blocked) or whether the shut-off valve is open (i.e. the inflow for Cleaning fluid is released from the tank device 34 to the cleaning head 14).
  • This switch can be arranged on the housing 30. In principle, it is also possible for the switch to be arranged on the handle 26.
  • a battery device 44 for supplying electrical energy to the drive motor 28 is arranged in the housing 30.
  • the battery device 44 is rechargeable.
  • the surface cleaning machine 10 can be operated independently of a mains supply.
  • the surface cleaning machine 10 it is also possible for the surface cleaning machine 10 to be operated using mains electricity. A corresponding connection device for mains power is then arranged on the surface cleaning machine 10.
  • the battery device 44 can be detachable from the device body 12 in order to be able to carry out recharging on a corresponding charger.
  • a corresponding charging device is integrated into the device body 12 and recharging can be carried out without removing the battery device 44 from the device body 12.
  • Corresponding connection sockets are arranged on the holding rod 24, for example.
  • the drive motor 28 is an electric motor. It has a motor axis 46.
  • the motor axis 46 is coaxial with an axis of rotation of the drive motor 28.
  • the drive motor 28 is seated between the cleaning head 14 and the housing 30 on the device body 12.
  • the motor axis 46 is oriented at an angle to the longitudinal axis 20 of the device body 12 (and the support rod 24).
  • the angle between the motor axis 46 and the longitudinal axis 20 is, for example, in the range between 150 ° and 170 °.
  • the cleaning head 14 is about a pivot axis 48 (see Figures 2 and 3 ) pivotable with respect to the device body 12. This pivotability is in Figure 2 indicated by the double arrow with the reference numeral 50.
  • pivot axis 48 is coaxial with the motor axis 46.
  • the drive motor 28 is arranged on an inner sleeve 52.
  • This inner sleeve 52 preferably forms an encapsulation of the drive motor 28.
  • An outer sleeve 54 is firmly seated on the device body 12.
  • the inner sleeve 52 is seated in the outer sleeve 54.
  • the inner sleeve 52 is pivotable about the pivot axis 48 relative to the outer sleeve 54, the inner sleeve 52 being pivotably mounted in the outer sleeve 54.
  • the inner sleeve 52 and the outer sleeve 54 form a pivot bearing 56 for the pivotability of the cleaning head 14 relative to the device body 12.
  • the drive motor 28 is pivotable about the pivot axis 48 relative to the device body 12.
  • Corresponding supply lines from the battery device 44 to the drive motor 28 are arranged and designed in such a way that they allow pivotability.
  • the fluid line 40 or the fluid lines 40 are designed in such a way that they allow this pivotability.
  • the pivot bearing 56 has a basic position which is defined, for example, in that (the only one) one axis of rotation 58 of the cleaning roller unit 18 perpendicular to the plane E according to FIG Figure 1 is oriented. A pivoting about the pivot axis 58 with respect to this basic position is expressed in an angular position of the axis of rotation 58 to the plane E.
  • the pivot bearing 56 is set in particular in such a way that a special expenditure of force in relation to a normal cleaning operation is necessary in order to cause the cleaning head 14 to pivot out of its basic position.
  • the pivotability of the cleaning head 14 about the pivot axis 48 enables improved cleaning options even in hard-to-reach places, as the device body 12 with the holding rod device 22 can be "repositioned" with respect to the surface 16 to be cleaned.
  • the cleaning head 14 has a cleaning roller holder 60 on which the cleaning roller unit 18 is seated such that it can rotate about the axis of rotation 58.
  • the cleaning roller holder 60 is non-rotatably connected to the inner sleeve 52.
  • the cleaning roller holder 60 has a holding area 62 for the cleaning roller unit 18, and a receiving chamber 64 for a dirty fluid tank device 66 (see, for example, FIG Figure 3 ).
  • the receiving chamber 64 is positioned between the holding area 62 and the inner sleeve 52.
  • the inner sleeve 52 is in particular firmly connected to an outside of the receiving chamber 64.
  • the cleaning roller unit 18 is coupled to the drive motor 28 in a torque-effective manner via a transmission device 68.
  • the transmission device 68 connects a motor shaft of the drive motor 28 (which rotates about the motor axis 46) to a shaft 70 for the cleaning roller unit 18 in a torque-effective manner.
  • the transmission device 68 comprises a speed reducer. This is used to reduce a speed in Comparison to the speed of the motor shaft. For example, a standard electric motor has speeds on the order of 7000 revolutions per minute. The speed reducer ensures that the speed is reduced to around 400 revolutions per minute, for example.
  • the speed reducer can be arranged in the inner sleeve 52 or outside the inner sleeve 52 on the cleaning roller holder 60.
  • the speed reducer is designed as a planetary gear, for example.
  • the gear device 68 also has an angular gear, which ensures a torque deflection in order to bring about a drive of the cleaning roller unit 18 with the axis of rotation 58 transversely (and in particular perpendicular) to the motor axis 46.
  • the angular gear is connected downstream of the speed reducer.
  • the angular gear has one or more gearwheels which are non-rotatably coupled to a corresponding shaft of the speed reducer. These act on a bevel gear for angular conversion.
  • the transmission device 68 further comprises a belt which is coupled to the angular transmission in a torque-effective manner and acts on the shaft 70.
  • the belt bridges the distance between the shaft 70 and the angular gear and provides a speed reduction.
  • the cleaning roller unit 18 is constructed in two parts with a first part 72 and a second part 74.
  • the first part 72 is seated in a rotationally fixed manner on a first side of the shaft 70 and the second part 74 is in a rotationally fixed manner on a second opposite the first side of the shaft 70 Page.
  • the transmission device 68 is guided and coupled to the shaft 70 in an intermediate region 76 between the first part 72 and the second part 74. They have the same axis of rotation 58.
  • the cleaning roller unit 18 or the first part 72 and the second part 74 of the cleaning roller unit 18 have a sleeve 78 (cf. for example Figure 5 ), which is cylindrical.
  • the trim 42 is arranged on the sleeve 78.
  • the cleaning roller unit 18 or the first part 72 and the second part 74 are fixed to the shaft 70 via the sleeve 78.
  • the cleaning roller unit 18 is arranged on the cleaning head 14 in such a way that the axis of rotation 58 is oriented perpendicular to the longitudinal axis 20.
  • the cleaning roller unit 18 has a length along the axis of rotation 58 between a first end face 80 (which is formed on the first part 72) and a second end face 82 (which is formed on the second part 74), which is considerably greater than a corresponding width of the device body 12 perpendicular to the longitudinal axis 20.
  • a length of the cleaning roller unit 18 between the first face 80 and the second face 82 is at least 20 cm and preferably at least 25 cm.
  • the receiving chamber 64 has a bottom 84 (see. For example Figure 5 ) on.
  • a receiving chamber wall 86 is arranged on the bottom 84, oriented transversely to the latter.
  • the receiving chamber wall 86 and the bottom 84 of the receiving chamber 64 define a receiving space 88 for the dirty fluid tank device 66.
  • the receiving space 88 is open.
  • the dirty fluid tank device 66 can be removed from or inserted into the receiving space 88 via a corresponding side 90.
  • a removal direction or insertion direction 92 (cf. Figure 6 ) is in the Substantially perpendicular to the floor 84 (and perpendicular to the axis of rotation 58).
  • the receiving chamber wall 86 has a step 96 on a wall area 94 of the receiving chamber wall 86.
  • the wall area 94 faces the holding area 62.
  • the step 96 is also disposed close to the floor 84.
  • a fixing device 98 is assigned to the receiving chamber 64, via which the dirty fluid tank device 66 on the receiving chamber wall 86 in a holding position 100 ( Figure 5 ) is fixable. The fixation takes place in particular by form fit.
  • the fixing device 98 comprises a flap 102 which is arranged on the cleaning head 14 so as to be pivotable about a pivot axis 104 by means of a pivot bearing 106.
  • the pivot bearing 106 is positioned on or in the vicinity of the inner sleeve 52.
  • the pivot axis 104 is oriented parallel to the axis of rotation 58 of the rotary roller 18.
  • the flap 102 acts on the dirty fluid tank device 66 and holds it on the receiving chamber 64 in the receiving space 88.
  • the flap 102 can be pivoted in the direction of the device body 12 (see FIG Figure 6 , indicated by the reference numeral 108) in order to release the dirty fluid tank device 66 so that it can be removed from the receiving space 88 in the removal direction 92 on the side 90 and can be removed from the cleaning head 14.
  • the dirty fluid tank assembly 66 ( Figures 8 to 10 ) is designed as a unit. It has a first chamber 110 which is assigned to the first part 72 of the cleaning roller unit 18, and has a second chamber 112 which is assigned to the second part 74 of the cleaning roller unit 18.
  • the first chamber 110 receives dirty fluid which comes from the first part 72 of the cleaning roller unit 18, and the second chamber 112 receives dirty fluid which comes from the second part 74 of the cleaning roller unit 18.
  • first chamber 110 and the second chamber 112 can be connected to one another in a fluidically effective manner, and for example to be connected to a common drainage opening in an effective manner.
  • first chamber 110 and the second chamber 112 are separated from one another in a fluid-tight manner and each chamber 110, 112 has its own outlet opening.
  • the first chamber 110 and the second chamber 112 are spaced apart; Between the first chamber 110 and the second chamber 112, the dirty fluid tank device 66 has a recess 114.
  • the recess 114 is arranged in a central region of the dirty fluid tank device 66 in relation to a longitudinal axis 116 of the dirty fluid tank device 66.
  • the longitudinal axis 116 is oriented parallel to the axis of rotation 58 of the cleaning roller unit 18.
  • the longitudinal axis 116 of the dirty fluid tank device 66 extends between a first outer end 118 and a second outer end 120 of the dirty fluid tank device 66, the dirty fluid tank device 66 having its greatest length dimensions between the first outer end 118 and the second outer end 120.
  • the recess 114 serves to lead through at least a partial area of the transmission device 68.
  • the cleaning roller unit 18 is driven in the center.
  • the gear device 68 bridges the distance between the drive motor 28 and the shaft 70.
  • the receiving chamber 64 has a respective receiving space 88 for the first chamber 110 and the second chamber 112.
  • a common receiving space 88 is provided for the first chamber 110 and the second chamber 112.
  • the first chamber 110 and the second chamber 112 are connected to one another via a bridge 122, so that the dirty fluid tank device 66 forms a unit and can be removed as a whole from the cleaning head 14 or can be inserted into it.
  • the dirty fluid tank device 66 has a cover flap 124 which is seated pivotably on the first chamber 110 and the second chamber 112 via spaced pivot bearings 126a, 126b.
  • the cover flap 124 can be opened in order to provide a corresponding emptying opening for the first chamber 110 and the second chamber 112 and, if necessary, to be able to clean the dirty fluid tank device 66 in an interior.
  • the first chamber 110 and the second chamber 112 are fluid-tightly separated from one another.
  • the lid flap 124 is a common lid flap for both the first chamber 110 and the second chamber 112. By opening the lid flap 124, both the first chamber 110 and the second chamber 112 can be emptied or there is access to the first chamber 110 and the second chamber 112 is provided in order to be able to carry out a corresponding cleaning.
  • the lid flap can be fixed with the first chamber 110 and / or the second chamber 112 and / or the bridge 122 in such a way that when the lid flap 124 is closed, a fluid-tight dirty fluid tank device 66 (except for an inlet opening) is provided.
  • the dirty fluid tank device 66 it is possible for the dirty fluid tank device 66 to also include mechanically separate chambers, one chamber then being assigned to the first part 72 and the second part 74 of the cleaning roller unit 18. In this case, the corresponding parts of the dirty fluid tank device must then be removed or inserted separately from the cleaning head 14.
  • the dirty fluid tank device 66 has an underside 128 which is formed on an outer side of the base 84 on the first chamber 110 and on the second chamber 112, respectively. It also has an upper side 130 opposite the lower side 128, which is formed on an outside of the cover flap 124.
  • a recess 132 (or a plurality of recesses 132) is formed on the upper side 130 of the dirty fluid tank device 66 and thus on the cover flap 124.
  • the recess or recesses 132 are channel-shaped and have an undercut surface 134.
  • the flap 102 has a counter element 136 (or several counter elements 136) which serve to cooperate with the recess 132.
  • a locking element 138 is arranged on the counter element 136 or counter elements 136 ( Figures 5 to 7 ), which serves to cooperate with the undercut surface 134.
  • the counter element 136 with its locking element 138 is immersed in the recess 132 and the holding position 100 is reached, the locking element 138 rests against the undercut surface 134.
  • the flap 102 is blocked from pivoting away from the upper side 130 of the dirty fluid tank device 66. A corresponding expenditure of force must be exerted in order to guide the locking element 138 away from the undercut surface 134.
  • the dirty fluid tank device 66 is positioned in relation to the flap 102 and the receiving chamber 64 such that, when the dirty fluid tank device 66 is positioned in the holding position 100 on the receiving chamber 64, the locking element 138 is immersed in the recess 132 and correspondingly rests against the undercut surface 134 and thus secures the holding position 100.
  • the dirty fluid tank device 66 has a step 140 adapted to the step 96 (see, for example, FIG Figure 6 ) on.
  • the receiving chamber wall 86 blocks a mobility of the dirty fluid tank device 66 in the receiving space 88 in the directions transverse to the removal / insertion direction 92.
  • the bottom 84 of the receiving chamber 64 prevents the dirty fluid tank device 66 from "diving out” when it is inserted.
  • the flap 102 is designed in particular as a hold-down device, which ensures a defined positioning of the dirty fluid tank device 66 in relation to the cleaning roller unit 18.
  • the flap 102 is in particular arranged or designed elastically in such a way that in the holding position 100 the flap 102 exerts a corresponding positioning force and, in particular, the dirty fluid tank device 66 is pressed against the bottom 84 and also the wall area 94.
  • the pressing against the wall area 94 is also supported by the cooperation of the step 96 on the wall area 94 with the step 140 in the dirty fluid tank device 66.
  • the flap 102 is spring-supported on the pivot bearing 106, for example.
  • the flap 102 can be formed, for example, on the counter element 136 in such a way that a corresponding elastic force can be exerted on the dirty fluid tank device 66.
  • the cleaning head 14 has a stripping guide device 142 (cf. Figure 5 ), which acts on the cleaning roller unit 18 (and thereby on the first part 72 and the second part 74) and serves to loosen dirt fluid (in particular water with dirt particles) carried along by the cleaning roller unit 18 and an inlet opening 144 of the dirt fluid tank device 66, which is fixed in the holding position 100 on the cleaning head 14, to be supplied. As a result, dirty fluid is then coupled into the dirty fluid tank device 66.
  • a stripping guide device 142 (cf. Figure 5 ), which acts on the cleaning roller unit 18 (and thereby on the first part 72 and the second part 74) and serves to loosen dirt fluid (in particular water with dirt particles) carried along by the cleaning roller unit 18 and an inlet opening 144 of the dirt fluid tank device 66, which is fixed in the holding position 100 on the cleaning head 14, to be supplied.
  • dirty fluid is then coupled into the dirty fluid tank device 66.
  • the inlet opening 144 of the dirty fluid tank device 66 is designed in the manner of a slot ( Figure 9 ). It comprises a first part 146, which is an inlet port for the first chamber 110, and comprises a second part 148, which is an inlet port for the second chamber 112.
  • first part 146 and the second part 148 each have a greater length in the longitudinal axis 116 than the associated chamber 110 or 112.
  • the dirty fluid tank device 66 has at the end of the inlet opening 144 on the first part 146 and on the second part 148 a respective wall in order to be able to supply dirt fluid collected via the first part 146 and the second part 148 of the inlet opening 144 to the first chamber 110 and the second chamber 112, respectively.
  • the first part 146 of the inlet opening 144 is assigned to the first part 72 of the cleaning roller unit 18.
  • the second part 148 of the inlet opening 144 is assigned to the second part 74 of the cleaning roller unit 18.
  • the first part 146 and the second part 148 of the inlet opening 144 are spaced apart from one another in accordance with the spacing between the first part 72 and the second part 74.
  • the first part 146 and the second part 148 each have a length in the longitudinal axis 116 which corresponds at least approximately to a corresponding trimming length of the first part 72 and the second part 74 of the cleaning roller unit 18 along the axis of rotation 58.
  • the wiping guide device 142 is designed such that it wipes off dirty fluid from the cleaning roller unit 18 and guides it into the inlet opening 144.
  • the stripping guide device 142 is spaced apart from the axis of rotation 58.
  • the stripping guide device 142 protrudes with a depth T into the facing 42 of the cleaning roller unit 18.
  • the depth T is in particular at least 5% of a thickness D ( Figure 5 ) of the trim 42 of the cleaning roller unit 18 based on a moist state of the trim 42.
  • the stripping guide device 142 is formed in particular by one or more edge elements 150.
  • a respective edge element 150 is assigned to the first part 72 and the second part 74 of the cleaning roller unit 18.
  • An edge element 150 is designed as a strip which correspondingly protrudes into the facing 42 of the cleaning roller unit 18 on the first part 72 and the second part 74.
  • the edge element 150 has a relatively small thickness, which is in particular smaller than a thickness D of the trim 42.
  • the edge element 150 or the edge elements 150 are curved.
  • the stripping guide device 142 with the edge element 150 or the edge elements 150 in particular forms a wall of the inlet opening 144.
  • the edge element or elements 150 are formed rounded or chamfered on an edge which the inlet opening 144 faces. Thereby the fibers of the facing 42 are spared and a small force has to be overcome during the rotation of the cleaning roller unit 18. This in turn achieves an energy-saving effect.
  • This rounding on the edge is in Figure 5 indicated by reference number 151.
  • the stripping guide device 142 is arranged on the cleaning roller holder 60.
  • the stripping guide device 142 is seated on the dirty fluid tank device 66.
  • the edge element or elements 150 are arranged on the corresponding wall 152 of the first chamber 110 and the second chamber 112.
  • the corresponding stripping guide device 142 is preferably arranged outside the cover flap 124 of the dirty fluid tank device 66.
  • the wiper guide device 142 is removed from the cleaning head 14 when the dirty fluid tank device 66 is removed therefrom.
  • a cover 154 is positioned on the cleaning head 14 associated with the cleaning roller unit 18.
  • the cover 154 is arranged downstream of the stripping guide device 142 (with the edge element or elements 150).
  • the edge element 150 is curved in such a way that it is adapted to a corresponding curvature of the cleaning roller unit 118 with the facing 42.
  • the cover 154 can touch or penetrate the trim 42, the penetration preferably taking place at a shallower depth than the penetration of the stripping guide device 142 over the depth T.
  • the fluid line 40 or the fluid lines 40 open into an area 156 between the cover 154 and the stripping guide device 142. In this area, the cleaning roller unit 18 can be exposed to cleaning fluid from the tank device 34.
  • the area 146 has a length along the axis of rotation 58 which at least approximately corresponds to a corresponding length of the first part 72 or the second part 74 of the cleaning roller unit 18 in order to enable a uniform application of liquid to the cleaning roller unit 18 over its length.
  • the cover 154 is arranged on the dirty fluid tank device 66.
  • the cleaning roller unit 18 is also assigned a sweeping element 160, which serves to feed coarse dirt to the cleaning roller unit 18. This can then be taken along with the cleaning roller unit 18.
  • the inlet port 144 is arranged between the scraper guide device 142 on the sweeping element 160.
  • the sweeping element 160 is positioned on the cleaning roller holder 60 in the holding area 62.
  • the sweeping element 160 is designed in such a way that it is at least in an angular position range (if the surface cleaning machine 10 is not set up too steeply) of the surface cleaning machine 10 in relation to the longitudinal axis 20 to the surface 16 to be cleaned on the surface 16 to be cleaned for the Can have a sweeping function.
  • the sweeping element 160 is arranged, for example, pivotably on the cleaning roller holder 60 and / or it is designed to be elastic.
  • the sweeping element 160 protrudes into the facing 42 of the cleaning roller unit 18.
  • the facing 42 can only touch or be spaced from it.
  • the surface 16 to be cleaned is first followed by the sweeping element 160, then a guide area 162 of the cleaning roller holder 60, which is (hollow) cylindrical in shape and is adapted to the cleaning roller unit 18, then the inlet opening 144, then the wiper guide device 142 with the edge element (s) 150 and then the cover 154, the area 156 lying between the cover 154 and the wiper guide device 142.
  • the surface cleaning machine 10 is designed without a suction fan. Dirty fluid, which is carried along by the cleaning roller unit 18, is not sucked into the dirty fluid tank device 66 by an additional suction fan, but the Stripping guide device 142 only ensures that dirty fluid is coupled into the dirty fluid tank device 66.
  • the surface cleaning machine 10 works as follows: In a cleaning operation, the dirty fluid tank device 66 is fixed on the cleaning head 14 in the holding position 100.
  • the surface cleaning machine 10 is placed on the surface 16 to be cleaned solely via the cleaning roller unit 18.
  • the drive motor 28 drives the cleaning roller unit 18 in a rotational movement about the (single) axis of rotation 58 in the direction of rotation 158.
  • the cleaning roller unit 18 is acted upon with cleaning fluid from the tank device 34.
  • Dirt on the surface 16 to be cleaned is moistened when the moistened covering 42 of the cleaning roller unit 18 acts on it in order to make it easier to remove it.
  • the rotation of the cleaning roller unit 18 effects a mechanical action on dirt on the surface 16 to be cleaned in order to obtain better detachability from the surface 16 to be cleaned.
  • Any coarse dirt can be fed to the cleaning roller unit 18 with the sweeping element 160.
  • Dirt fluid (dirt particles, cleaning fluid with loosened dirt) is carried along by the cleaning roller unit 18 and at the scraper guide device 142, the dirty fluid is detached from the cleaning roller unit 18 and (inter alia under the action of centrifugal force) passed into the inlet opening 144 and from there into the dirty fluid tank device 66.
  • the stripping guide device 142 ensures that dirty fluid is removed from the trimming 42 of FIG Cleaning roller unit 18.
  • the coupling of dirty fluid into the dirty fluid tank device 66 takes place in particular without a suction fan.
  • the dirty fluid tank assembly 66 is removably positioned on the cleaning head 14.
  • the flap 102 ensures that the holding position 100 is secured.
  • the inlet opening 144 of the dirty fluid tank device 66 is also oriented in relation to the stripping guide device 142 with respect to the cleaning roller unit 18 so that the corresponding release function and coupling function as described above is achieved.
  • the flap 102 ensures that the edge element 150 or the edge elements 150 are correspondingly pressed into the facing 42 to the depth T in order to achieve an optimal detachment function by stripping.
  • the stripping guide device 142 is arranged on the dirty fluid tank device 66 and can be removed from the cleaning head 14 with the latter.
  • the flap 102 presses with its counter element 136 and the locking element 138 arranged thereon on the upper side 130 of the dirty fluid tank device 66 and thereby secures the holding position in which the above-described relative positioning of the stripping guide device 142 to the cleaning roller unit 18 is achieved.
  • a form-fitting mounting of the dirty fluid tank device 66 on the receiving chamber 64 in the holding position 100 is provided.
  • the flap 102 is opened. It is pivoted in the direction of the device body 12. In order to guide the locking element 138 out of the recess 132 with the undercut surface 134, a corresponding elastic deformation of the counter element 136 must be carried out.
  • the cover flap 124 of the dirty fluid tank device 66 By opening the cover flap 124 of the dirty fluid tank device 66, the latter can be emptied and, if necessary, cleaned, for example by rinsing.
  • the dirty fluid tank device 66 has a capacity of approximately 150 ml, for example.
  • the surface cleaning machine 10 has a relatively low energy requirement, since no suction fan has to be provided and dirty fluid is coupled directly from the cleaning roller unit 18 into the dirty fluid tank device 66 with a “minimized path”.
  • the surface cleaning machine 10 can therefore be operated in an optimized manner with a rechargeable battery device 44.
  • the cleaning roller unit 18 is self-cleaning to a certain extent.
  • the dirty fluid tank device 66 is arranged between the cleaning roller unit 18 and the drive motor 28.
  • a longitudinal direction of the inlet opening 144 which lies parallel to the longitudinal axis 116, is parallel to the axis of rotation 58 of the cleaning roller unit 18 and transversely and in particular perpendicular to the motor axis 46. Furthermore, this longitudinal axis of the inlet opening 144 is transverse and in particular perpendicular to the longitudinal axis 20.
  • the drive motor 28 is also used to drive one or more suction turbines which are accordingly in fluid connection with an interior of the dirty fluid tank device 66 in order to generate a negative pressure that improves the coupling of dirty fluid into the dirty fluid tank device.
  • the surface cleaning machine 10 can also be operated in mains operation.
  • the sweeping element 160 can also be arranged on the dirty fluid tank device 66.
  • Overload protection can be provided. This is designed, for example, as a mechanical overload protection device, which includes a slip clutch, for example. As an alternative or in addition, electronic overload protection can be provided which, for example, performs an overcurrent shutdown.
  • the tank device 34 is arranged above the cleaning head 14 in relation to the direction of gravity. As a result, cleaning liquid can flow from the tank device 34 to the cleaning head 14 without pumps under the action of gravity in order to apply cleaning liquid to the surface 16 to be cleaned directly or indirectly via the cleaning roller unit 18.
  • the surface cleaning machine 10 can be designed so that the sweeping element 160 only becomes effective when a certain angular position is set in relation to the longitudinal axis 20 to the surface 16 to be cleaned and in particular an angle between the surface 16 to be cleaned and the longitudinal axis below a Maximum angle is.

Landscapes

  • Cleaning By Liquid Or Steam (AREA)
  • Cleaning In General (AREA)

Claims (16)

  1. Machine de nettoyage de surfaces, comprenant une tête de nettoyage (14) avec une unité rouleau de nettoyage (18) entraînée avec un axe de rotation (58), dans laquelle, dans un mode nettoyage, la machine de nettoyage de surfaces est en appui sur une surface (16) à nettoyer uniquement par l'intermédiaire de l'unité rouleau de nettoyage (18), et un moteur d'entraînement (28) pour l'unité rouleau de nettoyage (18), caractérisée par un système de réservoir de fluide souillé (66), lequel est disposé de manière amovible sur la tête de nettoyage (14).
  2. Machine de nettoyage de surfaces selon la revendication 1, caractérisée en ce qu'un axe d'étendue longitudinale (116) du dispositif de réservoir de fluide souillé (66) est orienté parallèlement à l'axe de rotation (58) de l'unité rouleau de nettoyage (18).
  3. Machine de nettoyage de surfaces selon la revendication 1 ou 2, caractérisée en ce qu'un axe de moteur (46) du moteur d'entraînement (28) est orienté transversalement et en particulier perpendiculairement à un axe d'étendue longitudinale (116) du dispositif de réservoir de fluide souillé (66).
  4. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée en ce que le dispositif de réservoir de fluide souillé (66) est disposé entre l'unité rouleau de nettoyage (18) et le moteur d'entraînement (28),
    et en particulier caractérisée par un dispositif de transmission (68) permettant la transmission d'un couple, lequel est disposé entre le moteur d'entraînement (28) et l'unité rouleau de nettoyage (18), en ce que le dispositif de réservoir de fluide souillé (66) présente une face supérieure (130) et une face inférieure (128), dans laquelle la face inférieure (128) est tournée vers un porte-rouleau de nettoyage (60) de l'unité rouleau de nettoyage (18) et la face supérieure (130) est opposée à la face inférieure (128), et que le dispositif de transmission (68) est amené à passer devant la face inférieure (128) ou la face supérieure (130) du dispositif de réservoir de fluide souillé (66),
    et en particulier caractérisée en ce que le dispositif de réservoir de fluide souillé (66) présente un évidement (114) dans lequel au moins une zone partielle du dispositif de transmission (68) est positionnée lorsque le dispositif de réservoir de fluide souillé (66) est fixé sur la tête de nettoyage (14) .
  5. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée par un corps d'appareil (12) sur lequel la tête de nettoyage (14) est disposée, dans laquelle au moins un des dispositifs suivants est positionné sur le corps d'appareil (12) : un dispositif de réservoir (34) pour le liquide de nettoyage ; un dispositif de soupape (38) pour l'amenée de liquide de nettoyage vers la tête de nettoyage (14) ; un dispositif de batterie (44) pour le moteur d'entraînement (28) ; un dispositif de barre de retenue (22) destiné à retenir et/ou guider la machine de nettoyage de surfaces ; un dispositif de filtre (39) pour le liquide de nettoyage ; au moins en partie le moteur d'entraînement (28),
    et en particulier caractérisée en ce que le moteur d'entraînement (28) est disposé au moins en partie entre le corps d'appareil (12) et la tête de nettoyage (14), dans laquelle il est disposé en particulier en partie dans le corps d'appareil (12),
    et en particulier caractérisée en ce que la tête de nettoyage (14) peut pivoter autour d'un axe de pivotement (48) par rapport au moteur d'entraînement (28) et/ou au corps d'appareil (12), dans laquelle l'axe de pivotement (48) est orienté en particulier parallèlement ou de manière coaxiale par rapport à un axe de moteur (46) du moteur d'entraînement (28).
  6. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée en ce qu'un porte-rouleau de nettoyage (60) présente une chambre de réception (64) avec un espace de réception (88) pour le dispositif de réservoir de fluide souillé (66),
    et en particulier qu'un dispositif de fixation (98), par lequel le dispositif de réservoir de fluide souillé (66) peut être fixé sur la chambre de réception (64), est associé à la chambre de réception (64), dans laquelle le dispositif de fixation (98) est réalisé de manière détachable pour la possibilité de retrait du dispositif de réservoir de fluide souillé (66) de la tête de nettoyage (14) et en particulier le dispositif de fixation (98) est réalisé de sorte que le dispositif de réservoir de fluide souillé (66) est retenu dans une position de retenue (100) sur la chambre de réception (64) par coopération de formes, et en particulier que le dispositif de fixation (98) est ou comprend au moins un clapet (102) pivotant, et en particulier qu'un axe de pivotement (104) de l'au moins un clapet (102) est orienté au moins approximativement parallèlement à un axe de rotation (58) de l'unité rouleau de nettoyage (18) .
  7. Machine de nettoyage de surfaces selon la revendication 6, caractérisée par au moins un de ce qui suit :
    - l'au moins un clapet (102) agit sur une face supérieure (130) du dispositif de réservoir de fluide souillé (66), laquelle est opposée à une face inférieure (128), dans laquelle la face inférieure (128) du dispositif de réservoir de fluide souillé (66), lorsque le dispositif de réservoir de fluide souillé (66) est fixé sur la tête de nettoyage (14), est tournée vers un fond (84) de la chambre de réception (64) ;
    - l'au moins un clapet (102) est réalisé sous la forme d'un serre-flan, lequel positionne le dispositif de réservoir de fluide souillé (66) par rapport à l'unité rouleau de nettoyage (18) de manière définie et/ou le positionne dans l'espace de réception (88) et en particulier presse le dispositif de réservoir de fluide souillé (66) dans une position de retenue (100) contre un fond (84) de la chambre de réception (64) ;
    - l'au moins un clapet (102) est sollicité par un ressort et/ou réalisé de manière élastique de telle sorte que le dispositif de réservoir de fluide souillé (66) est retenu dans l'espace de réception (88) avec une précontrainte ;
    - au moins un évidement (132) est disposé sur la face supérieure (130) du dispositif de réservoir de fluide souillé (66) et l'au moins un clapet (102) présente au moins un contre-élément (136) destiné à s'enfoncer dans l'au moins un évidement (132), et en particulier
    l'au moins un évidement (132) présente au moins un dégagement (134) et l'au moins un contre-élément (136) présente un élément de blocage (138), adapté à l'au moins un dégagement (134), lequel, lorsque l'au moins un clapet (102) est fermé, bloque une mobilité du dispositif de réservoir de fluide souillé (66) dans une direction (92) s'écartant d'un fond (84) de la chambre de réception (64) ;
    - la chambre de réception (64) et le dispositif de réservoir de fluide souillé (66) sont réalisés de manière adaptée l'une à l'autre, de sorte que dans une position de retenue (100) du dispositif de réservoir de fluide souillé (66) sur la chambre de réception (64), une mobilité du dispositif de réservoir de fluide souillé (66) transversalement à une verticale d'un fond (84) de la chambre de réception (64) est bloquée.
  8. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée en ce que le dispositif de réservoir de fluide souillé (66) présente un ou plusieurs clapets de couvercle (124) .
  9. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée en ce que le dispositif de réservoir de fluide souillé (66) est réalisé sous la forme d'unité.
  10. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée en ce que l'unité rouleau de nettoyage (18) est réalisée en deux parties avec une première partie (72) et une deuxième partie (74), dans laquelle une première chambre (110) du dispositif de réservoir de fluide souillé (66) est associée à la première partie (72) de l'unité rouleau de nettoyage (18) et une deuxième chambre (112) du dispositif de réservoir de fluide souillé (66) à la deuxième partie (74) de l'unité rouleau de nettoyage (18), et en particulier le moteur d'entraînement (28) agit sur une zone centrale, laquelle se situe entre la première partie (72) et la deuxième partie (74).
  11. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée par un dispositif de guidage de raclage (142) pour le fluide souillé, lequel agit sur l'unité rouleau de nettoyage (18) et lequel est disposé sur une embouchure d'entrée (144) du dispositif de réservoir de fluide souillé (66),
    et en particulier caractérisée en ce que le dispositif de guidage de raclage (142) est disposé et réalisé de sorte que le fluide souillé, lequel est emporté par l'unité rouleau de nettoyage (18), est libéré de l'unité rouleau de nettoyage (18) par raclage et est guidé vers l'embouchure d'entrée (144) du dispositif de réservoir de fluide souillé (66),
    et en particulier caractérisée en ce que le dispositif de guidage de raclage (142) est réalisé dans le dispositif de réservoir de fluide souillé (66) de sorte que le fluide souillé est guidé sans ventilateur aspirant par le dispositif de guidage de raclage (142) sur l'embouchure d'entrée (144) du dispositif de réservoir de fluide souillé (66),
    et en particulier caractérisée en ce que le dispositif de guidage de raclage (142) est situé en aval de l'embouchure d'entrée (144) par rapport à une direction de rotation (158) de l'unité rouleau de nettoyage (18),
    et en particulier caractérisée en ce que le dispositif de guidage de raclage (142) fait saillie dans une garniture (42) de l'unité rouleau de nettoyage (18), et en particulier caractérisée en ce que le dispositif de guidage de raclage (142) est arrondi ou chanfreiné au niveau d'un bord, lequel fait saillie dans la garniture (42) et lequel est tourné vers l'embouchure d'entrée (144), et en particulier caractérisée en ce que le dispositif de guidage de raclage (142) fait saillie avec une profondeur (T) d'au moins 5 % d'une épaisseur (D) de la garniture (42) dans la garniture (42), par rapport à une garniture (42) humide ;
    et en particulier caractérisée en ce que le dispositif de guidage de raclage (142) est disposé sur le dispositif de réservoir de fluide souillé (66) et peut être retiré avec le dispositif de réservoir de fluide souillé (66) de la tête de nettoyage (14) ;
    et en particulier caractérisée en ce que le dispositif de guidage de raclage (142) est formé par un ou plusieurs éléments de bord (150), dans laquelle en particulier un élément de bord (150) forme au moins en partie une paroi de l'embouchure d'entrée (144).
  12. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée en ce qu'au moins un élément de balayage (160), par lequel des souillures grossières destinées à être emportées par l'unité rouleau de nettoyage (18) peuvent être amenées à l'unité rouleau de nettoyage (18), est disposé sur la tête de nettoyage (14),
    et en particulier qu'une embouchure d'entrée (144) du dispositif de réservoir de fluide souillé (66) est positionnée entre un dispositif de guidage de raclage (142) et l'au moins un élément de balayage (160) .
  13. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée par un dispositif de batterie (44) et en particulier un dispositif de batterie (44) rechargeable destiné à alimenter le moteur d'entraînement (28) en énergie électrique,
    et en particulier que le moteur d'entraînement (28) est disposé entre le dispositif de batterie (44) et la tête de nettoyage (14).
  14. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée par un dispositif de réservoir (34) pour un liquide de nettoyage,
    et en particulier que le dispositif de réservoir (34) pour le liquide de nettoyage est positionné au-dessus de l'unité rouleau de nettoyage (18) par rapport au sens de la pesanteur, lorsque la machine de nettoyage de surfaces fonctionne dans un mode nettoyage correct lorsque l'unité rouleau de nettoyage (18) est posée sur la surface (16) à nettoyer.
  15. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée en ce qu'une embouchure d'entrée (144) du dispositif de réservoir de fluide souillé (66) présente une direction d'étendue longitudinale, laquelle est orientée parallèlement à un axe de rotation (58) de l'unité rouleau de nettoyage (18).
  16. Machine de nettoyage de surfaces selon l'une quelconque des revendications précédentes, caractérisée par une réalisation sous la forme d'une machine de nettoyage de surfaces actionnée à la main ou guidée à la main.
EP16709041.4A 2016-03-09 2016-03-09 Machine de nettoyage de surfaces Active EP3426121B1 (fr)

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PL16709041T PL3426121T3 (pl) 2016-03-09 2016-03-09 Maszyna do czyszczenia powierzchni

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PCT/EP2016/055031 WO2017152970A1 (fr) 2016-03-09 2016-03-09 Machine de nettoyage de surfaces

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EP3426121A1 EP3426121A1 (fr) 2019-01-16
EP3426121B1 true EP3426121B1 (fr) 2021-05-19

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EP (2) EP3426121B1 (fr)
CN (3) CN114601385B (fr)
PL (1) PL3426121T3 (fr)
WO (2) WO2017152970A1 (fr)

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WO2020207554A1 (fr) 2019-04-08 2020-10-15 Alfred Kärcher SE & Co. KG Machine de nettoyage de surfaces doté d'un réservoir pour nettoyant liquide et d'un dispositif de détection et procédé pour faire fonctionner une machine de nettoyage de surfaces
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Also Published As

Publication number Publication date
CN108882821B (zh) 2021-07-23
CN114601385B (zh) 2023-07-25
CN108882820A (zh) 2018-11-23
PL3426121T3 (pl) 2021-11-08
CN108882820B (zh) 2022-04-12
CN108882821A (zh) 2018-11-23
EP3426121A1 (fr) 2019-01-16
WO2017153450A1 (fr) 2017-09-14
EP3426123A1 (fr) 2019-01-16
CN114601385A (zh) 2022-06-10
WO2017152970A1 (fr) 2017-09-14

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