EP3841941A1 - Selbstfahrendes und selbstlenkendes bodenreinigungsgerät - Google Patents

Selbstfahrendes und selbstlenkendes bodenreinigungsgerät Download PDF

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Publication number
EP3841941A1
EP3841941A1 EP21157051.0A EP21157051A EP3841941A1 EP 3841941 A1 EP3841941 A1 EP 3841941A1 EP 21157051 A EP21157051 A EP 21157051A EP 3841941 A1 EP3841941 A1 EP 3841941A1
Authority
EP
European Patent Office
Prior art keywords
roller
cleaning device
dirt
container
floor cleaning
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.)
Pending
Application number
EP21157051.0A
Other languages
German (de)
English (en)
French (fr)
Inventor
Norman KOHLER
Justin Henry
Janine ENGEL
Karl Engelbert Wenzel
Alexander BRÄNDLE
Ralph Diehl
Michael Schechterle
Juliane AUTH
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
Priority claimed from PCT/EP2017/055396 external-priority patent/WO2017153450A1/de
Application filed by Alfred Kaercher SE and Co KG filed Critical Alfred Kaercher SE and Co KG
Publication of EP3841941A1 publication Critical patent/EP3841941A1/de
Pending 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
    • A47L11/29—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
    • A47L11/40—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
    • A47L11/4044—Vacuuming or pick-up tools; Squeegees
    • 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
    • A47L11/4013—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
    • A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
    • A47L11/4025—Means for emptying
    • 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
    • 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
    • A47L11/4063—Driving means; Transmission means therefor
    • A47L11/4066—Propulsion of the whole machine
    • 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
    • A47L11/4063—Driving means; Transmission means therefor
    • A47L11/4069—Driving or transmission means for the cleaning 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
    • 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
    • A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation

Definitions

  • the invention relates to a self-propelled and self-steering floor cleaning device with a drive unit for moving on a floor surface, a mopping roller for wet cleaning of the floor surface, a cleaning fluid container and a dirt container for collected dirt.
  • the object of the present invention is to provide such a floor cleaning device with which a better cleaning of the floor surface is possible.
  • a self-propelled and self-steering floor cleaning device comprising a drive unit for moving on a floor surface to be cleaned, a cleaning unit which has a mopping roller for damp cleaning the floor surface and a sweeping roller for sweeping the floor surface, a cleaning fluid container for a cleaning fluid and at least one dirt container for dirt picked up by the floor surface, whereby the floor surface can be cleaned in the same operation with the sweeping roller and the mopping roller.
  • Improved cleaning of the floor surface can be achieved by cleaning the floor surface both with the sweeping roller and with the mopping roller. For example, loose dirt and coarse dirt particles can be swept into the at least one dirt container by means of the rotary brush. By moistening the floor surface and / or the mopping roller, additional dirt can be detached under the cleaning action of the mopping roller and transferred into the at least one dirt container.
  • the main brush can have a set of cleaning bristles for cleaning the floor surface.
  • the roller brush can be made of one Textile material, made of a sponge-like or cloth-like material, with which a sweeping effect can also be achieved.
  • the wiping roller can have a sponge-like or cloth-like trim for cleaning the floor surface.
  • a trim made of a textile material is provided, for. B. made of microfiber textile material.
  • the floor cleaning device can be supported on the floor surface via the main brush and the mopping roller.
  • the floor cleaning device can be supported on the floor surface via at least one drive element of the drive unit and / or, if present, via at least one roller.
  • the mopping roller, the sweeping roller, the at least one drive element and / or the at least one roller can be viewed as a support device for supporting the floor cleaning device.
  • the drive unit has two drive elements spaced apart from one another transversely to a longitudinal or main direction of movement of the floor cleaning device.
  • a control unit is provided to control the movement of the drive elements.
  • the drive elements are, for example, drive wheels.
  • the floor cleaning device is free of a roller for supporting it on the floor surface. Steering movements of the floor cleaning device can in particular be carried out by means of two differently driven drive elements.
  • the sweeping roller is arranged in front of the wiping roller. In this way, loose dirt is first swept up by means of the rotary brush. The floor surface is then cleaned with a damp cloth by means of the wiping roller. Any marks left by the roller brush on the floor surface will be removed. This improves the cleaning result.
  • the above-mentioned advantageous embodiment can be defined in another way in that a main direction of movement of the floor cleaning device is selected or defined such that the sweeping roller is located in front of the mopping roller in the main direction of movement.
  • a main direction of movement of the floor cleaning device is selected or defined such that the sweeping roller is located in front of the mopping roller in the main direction of movement.
  • drive elements for example drive wheels
  • at least one roller are arranged in front of the wiping roller.
  • no drive element and no roller is arranged behind the wiping roller. Any traces left by the drive element or the roller on the floor surface can be removed with the wiping roller when cleaning them with a damp cloth. Conversely, no drive element and no roller leaves a trace in the area of the floor surface cleaned by the mopping roller.
  • the at least one dirt container is arranged between the main brush and the mopping roller and if dirt from the main brush and the mopping roller can be conveyed into the at least one dirt container via different dirt inlet openings.
  • the main brush is arranged leading in the main direction of movement and the wiping roller behind the main brush.
  • the at least one dirt container can be arranged in between.
  • a respective dirt inlet opening can be arranged on the sides facing the sweeping roller and the mopping roller.
  • the mopping roller is dimensioned such that the area of the floor surface covered by it is wider than the distance between drive elements and / or rollers in a direction in which the mopping roller extends.
  • this can in particular be understood to mean that areas of the floor surface that are traversed by the drive elements or rollers can be grasped and cleaned by the wiper roller in order to remove any traces from the floor surface.
  • a dirt container is expediently provided which comprises a dirt inlet opening on each of the sides of the mopping roller and the sweeping roller facing away from one another.
  • the floor cleaning device can have a common dirt container for dirt swept up with the sweeping roller and wiped away in the mopping roller. This simplifies the structural design of the floor cleaning device and simplifies its handling.
  • a common dirt container can be emptied in a simpler manner by an operator.
  • the main broom and the mopping roller are arranged one behind the other and two dirt containers are provided, with a dirt container assigned to the mopping roller is positioned on the side of the mopping roller facing away from the main broom and a dirt container assigned to the main broom is positioned on the Side of the main brush facing away from the mopping roller.
  • the main brush and the mopping roller are arranged in this way between the two dirt containers.
  • dirt can be swept into the dirt container, which is arranged on a side of the sweeping roller opposite the wiping roller.
  • the mopping roller dirt can be conveyed into that dirt container which is arranged on a side of the mopping roller opposite the sweeping roller.
  • a dirt container for the main brush, the main brush, the mopping roller and then a dirt container for the mopping roller are arranged.
  • a dirt container assigned to one of these cleaning rollers - mopping roller or sweeping roller - is arranged between the mopping roller and the sweeping roller and on the side facing away from this dirt container another dirt container, which is the respective other cleaning roller - sweeping roller or Mopping roller - is assigned.
  • a dirt container assigned to the sweeping roller can be arranged between the sweeping roller and the wiping roller, which are spaced apart from one another.
  • a dirt container assigned to the mopping roller can be arranged on the side of the mopping roller facing away from this dirt container.
  • the sweeping roller, the dirt container assigned to it, the mopping roller and the dirt container assigned to it are arranged from front to back.
  • a dirt container assigned to the wiping roller is arranged between the sweeping roller and the wiping roller, which are spaced apart from one another.
  • a dirt container assigned to the rotary brush can be arranged.
  • the dirt container assigned to the sweeping roller, the sweeping roller, the dirt container assigned to the mopping roller and then the mopping roller are arranged on the floor cleaning device from front to back.
  • the sweeping roller and the mopping roller are arranged one behind the other and a dirt container is provided which is assigned to these two, and when dirt from the sweeping roller over the mopping roller into the dirt container arranged laterally next to this, or vice versa is eligible for funding.
  • the common dirt container which is assigned to both cleaning rollers, is arranged on the side of the mopping roller facing away from the sweeping roller. Dirt can be conveyed into the dirt container with the sweeping roller, in particular via the mopping roller.
  • the roller brush is related to the main direction of movement, in particular, in front of the mopping roller and in front of the dirt container.
  • the dirt container is arranged on the side of the sweeping roller facing away from the mopping roller. Dirt from the mopping roller can in particular be conveyed into the dirt container via the sweeping roller. In relation to the main direction of movement, the dirt container is arranged in particular in front of the sweeping roller, and behind this the wiping roller.
  • the sweeping roller and / or the mopping roller sweeps or wipes on the floor side in the main direction of movement of the floor cleaning device.
  • this can in particular be understood to mean that a section of the roller brush or the mopping roller that contacts the floor when the floor cleaning device is used as intended rotates and sweeps or wipes in the main direction of movement (forwards).
  • the sweeping roller and / or the mopping roller rotates and sweeps or wipes on the floor side counter to the main direction of movement of the floor cleaning device (backwards).
  • the wiping roller and the sweeping roller can be designed to rotate in the same direction or to rotate in opposite directions.
  • the drive unit can comprise two drive elements spaced apart from one another in the transverse direction of the floor cleaning device, at least one dirt container being positioned between the drive elements, at least in sections.
  • the at least one dirt container can comprise lateral recesses or cutouts in which the drive elements are arranged.
  • the at least one dirt container can have laterally protruding container sections exhibit.
  • the at least one dirt container has the shape of a "double T" in plan view.
  • a dirt container can be provided for receiving dirt swept up with the sweeping roller and for receiving dirt picked up with the mopping roller.
  • the dirt container preferably has a dirt inlet opening assigned to it on opposite sides of the sweeping roller and the mopping roller.
  • the floor cleaning device comprises a first dirt container for receiving dirt swept up with the sweeping roller and a second dirt container for receiving dirt picked up with the mopping roller.
  • a structural unit is advantageously provided which comprises or forms both dirt containers in a common housing. This simplifies the structural design. In a common structural unit, an operator can handle both dirt containers in a simpler manner.
  • the housing preferably has a dirt inlet opening associated with it on the opposite sides of the sweeping roller and the mopping roller.
  • the sweeping roller and the mopping roller can be spaced apart from one another, and the housing with the dirt containers is arranged between them.
  • the dirt containers are spatially separated from one another on the floor cleaning device are arranged.
  • the dirt containers can preferably be removed from the floor cleaning device and connected to it independently of one another.
  • the cleaning liquid container and the at least one dirt container are arranged one above the other, the cleaning liquid container in particular being arranged above the at least one dirt container. This makes it easier to convey dirt into the dirt container arranged closer to the ground. Cleaning fluid can be withdrawn from the cleaning fluid container arranged above in a simpler manner in order to wet the floor surface and / or the wiping roller, for example solely under the influence of gravity.
  • Position and orientation information such as “above”, “below” or the like are to be understood in the present case in relation to an intended use of the floor cleaning device, this being positioned on the floor surface.
  • a contact plane of the floor cleaning device coincides with the plane defined by the floor surface.
  • “front”, “rear” or the like are to be understood in relation to a longitudinal and, in particular, main direction of movement of the floor cleaning device.
  • the cleaning fluid container and the at least one dirt container are designed to be structurally separate from one another.
  • both containers are positioned one above the other, but structurally separated from one another.
  • the cleaning fluid container can in particular be arranged above the dirt container.
  • the cleaning fluid container and the at least one dirt container can be removed from the floor cleaning device separately from one another and connected to it.
  • the cleaning fluid container and the at least one dirt container can be releasably connectable to one another in order to form a structural unit.
  • An advantageous embodiment of the floor cleaning device according to the invention provides that the cleaning fluid container and the at least one dirt container form a structural unit with a common housing that can be removed from the floor cleaning device and connected to it. This improves the structural design of the floor cleaning device and makes it easier for the operator to handle it.
  • a floor cleaning device of the type mentioned with a mopping roller the cleaning fluid container and the at least one dirt container form a structural unit with a common housing that can be removed from the floor cleaning device and connected to it.
  • a floor cleaning device which has a mopping roller and does not have a sweeping roller, can represent an independent invention. With such a floor cleaning device, too, the structural design is simplified and handling is improved.
  • Advantageous embodiments of this floor cleaning device according to the invention can have the features explained here, insofar as these do not relate to the rotary brush and the dirt container assigned to it.
  • the cleaning fluid container and the at least one dirt container have a deformable container wall delimiting them, the volume of the cleaning fluid container decreasing when cleaning fluid is removed and the volume of the dirt container increasing when dirt is introduced.
  • a compact design of the combined container can be achieved, the one compact design of the floor cleaning device favors.
  • the container can be built relatively flat or relatively narrow, and the same applies to the floor cleaning device.
  • the deformable container wall is, for example, a membrane which, when deformed, can increase the volume of the dirt container to the same extent as the volume of the cleaning fluid container decreases.
  • the cleaning fluid container is designed as a prefabricated container filled with a cleaning chemical and comprises a container opening for filling in water.
  • the pre-assembled container can be delivered filled with the cleaning chemical. Handling is made considerably easier for the operator. After filling the cleaning fluid container with water and inserting the container into the floor cleaning device, the cleaning operation can be started.
  • the floor cleaning device can comprise a pump unit, by means of which cleaning liquid can be conveyed out of the cleaning liquid container.
  • cleaning liquid can be removed from the cleaning liquid container under the influence of gravity.
  • the floor cleaning device can comprise a wetting device for wetting the mopping roller and / or the floor surface with the cleaning liquid.
  • the floor cleaning device comprises a fluid line which engages in an opening of the cleaning fluid container.
  • the floor cleaning device is arranged on the cleaning fluid container and on a housing to form a fluid connection, via which cleaning fluid can be removed from the cleaning fluid container.
  • the floor cleaning device is free of a suction unit for picking up the dirty liquid from the floor surface.
  • this can in particular mean that the floor cleaning device does not have a suction unit for generating a suction air flow with which dirt can be sucked into the at least one dirt container.
  • the floor cleaning device is in particular free of a suction unit. In this way, the weight of the floor cleaning device can be reduced. It is not necessary to provide electrical energy for a suction unit. This increases the service life of the floor cleaning device.
  • the at least one dirt container advantageously has at least one dirt inlet opening which extends over the entire or essentially the entire length of the mopping roller or the sweeping roller. In this way, as much dirt swept up or picked up with the mopping roller can be transferred into the dirt container as possible.
  • two dirt inlet openings are provided, each of which extends over the entire or essentially the entire length of the sweeping roller on the one hand or the wiping roller on the other hand, depending on the assignment of the dirt inlet opening.
  • the floor cleaning device preferably comprises at least one sweeping threshold arranged at a dirt inlet opening of at least one dirt container, over which dirt can be conveyed from the sweeping roller or from the mopping roller into the dirt container. If there are two dirt entry openings, two all-round thresholds can be provided. Dirt can be conveyed into the dirt container more easily over the sweeping threshold.
  • a sweeping threshold assigned to the sweeping roller advantageously extends to the floor surface so that loose dirt can be swept as effectively as possible over the sweeping threshold into the at least one dirt container.
  • a sweeping threshold assigned to the wiper roller could be omitted.
  • the floor cleaning device comprises a stripping element which is arranged on a dirt inlet opening of at least one dirt container and which is in engagement with the mopping roller. In this way, dirty liquid can largely be wiped off the mopping roller and is not reapplied to the floor surface.
  • the floor cleaning device comprises a discharge element for liquid from the mopping roller into the dirt container at a dirt inlet opening of a dirt container.
  • dirty liquid is stripped off on the stripping element and reaches the diverting element.
  • the dirty liquid is led into the dirt container by means of the discharge element.
  • a housing of the floor cleaning device which accommodates the at least one dirt container comprises at least one sweeping threshold, the scraper element and / or the discharge element.
  • the at least one dirt container comprises at least one sweeping threshold, the stripping element and / or the diverting element.
  • the wiping roller and the sweeping roller can in particular be aligned parallel to one another.
  • the axes of rotation of the mopping roller and the sweeping roller can be aligned transversely to a main direction of movement of the floor cleaning device.
  • Separate drives can be assigned to the wiping roller and the sweeping roller.
  • a common drive can be provided for the sweeping roller and the wiping roller.
  • the floor cleaning device can have at least one preferably rechargeable battery for providing electrical energy.
  • FIG. 1 shows an advantageous embodiment of a floor cleaning device according to the invention, assigned the reference number 10.
  • the floor cleaning device 10 is used for the autonomous cleaning of a floor surface 12, which can be swept in one operation and then cleaned with a damp cloth and, in particular, wiped.
  • a better cleaning result can be achieved in this way than with conventional floor cleaning devices.
  • the floor cleaning device 10 has a housing 14.
  • a drive unit 16 is held on the housing 14.
  • the drive unit 16 has two drive wheels 18.
  • the drive wheels 18 can by means of a respective, in Figure 2 drive 20 shown schematically are driven independently of one another. This gives the possibility of moving the floor cleaning device 10 on the floor surface 12 under the control of a control unit 22.
  • Electrical energy can be provided by means of a rechargeable battery (not shown).
  • the control unit 22 is preferably in operative connection with a navigation unit 24.
  • a navigation unit 24 for example, a map of an area to be cleaned is stored.
  • the navigation unit 24 enables the floor cleaning device 10 to determine its position within the surroundings and thus within the map. In this way, the floor cleaning device 10 can move to specific positions in the surroundings and the map.
  • the floor cleaning device 10 can move according to a predetermined cleaning path or cleaning pattern. As an alternative or in addition, there is the possibility of an unplanned movement of the floor cleaning device 10.
  • control unit 22 and the navigation unit 24 are only in Figure 1 shown.
  • the floor cleaning device 10 When used as intended, the floor cleaning device 10 is moved along a main direction of movement 26.
  • the housing 14 In relation to the main direction of movement 26, the housing 14 has a front side 28 and a rear side 30.
  • a transverse direction of the floor cleaning device 10 runs transversely to the main direction of movement 26 Rear 30 arranged.
  • the drive wheels 18 are arranged close to outer walls 32, 34 of the housing 14.
  • the floor cleaning device 10 has a cleaning unit 36.
  • the cleaning unit 36 comprises a roller brush 38 which can be rotated about an axis of rotation 42 by means of a drive 40.
  • the roller brush 38 comprises bristles as cleaning elements.
  • the sweeping roller 38 is received in a receiving space 44 which is formed near the front side 28 of the housing 14.
  • the axis of rotation 42 is aligned in the transverse direction of the floor cleaning device 10.
  • the roller brush 38 could have a trim made of a textile material (for example microfiber), made of a sponge-like or cloth-like material, with which a sweeping effect can also be achieved.
  • a textile material for example microfiber
  • the sweeping roller 38 is driven in such a way that it rotates on the bottom side against the main direction of movement 26.
  • the bristles of the main brush 38 are against the main direction of movement 26 over the bottom surface 12 (arrow 45 in Figure 1 ).
  • the cleaning unit 36 further comprises a wiping roller 46.
  • the wiping roller 46 can be rotated about an axis of rotation 50 by means of a drive 48.
  • the wiping roller 46 has a sponge-like or cloth-like filling for cleaning the floor surface 12 with moisture.
  • a trim made of a microfiber textile material is provided.
  • the wiping roller 46 is arranged in a receiving space 52 which is formed near the rear side 30 of the housing 14.
  • the axis of rotation 50 is aligned in the transverse direction of the floor cleaning device 10.
  • the wiping roller 46 is driven in such a way that it rotates on the bottom side in the main direction of movement 26.
  • the material on the wiping roller 46 sweeps over the floor surface 12 in the main direction of movement 26 (arrow 53 in FIG. 1).
  • the friction acts against the main direction of movement.
  • the main direction of movement 26 can in particular also be defined in the present case in such a way that the floor cleaning device 10 is moved by means of the drive unit 16 in normal operation in such a way that the sweeping roller 38 is in front of the wiping roller 46 and floor surface sections are first grasped by the sweeping roller 38 and then by the mopping roller 46.
  • the information “in front of, in front of, behind, behind” or the like relates to the main direction of movement 26.
  • the roller brush 38 is arranged in front of the wiper roller 46.
  • the drive wheels 18 are arranged (in the main direction of movement) between the wiping roller 46 and the sweeping roller 38. Due to the spacing of the drive wheels 18 from one another in the transverse direction, a receptacle 54 is provided in the housing 14 between the sweeping roller 38 and the wiping roller 46. In the receptacle 54 are a cleaning fluid container 56 with a container interior 58 and a dirt container 60 with a container interior 62 are arranged.
  • the cleaning fluid container 56 and the dirt container 60 form a common structural unit 64 with a housing 66 which forms the container interiors 58 and 62.
  • the cleaning fluid container 56 is referred to below for the sake of simplicity, the container 56, and the dirt container 60 for the sake of simplicity, the container 60.
  • the container 56 is arranged above the container 60.
  • the structural unit 64 has an essentially double-T-shaped configuration which has recesses 68 in the central region. The recesses 68 allow the structural unit 64 to be inserted between the drive wheels 18. In the direction of the sweeping roller 38 and the wiping roller 46, the structural unit 64 comprises container sections 70 projecting laterally beyond the recesses 68.
  • the container 60 is assigned to the roller brush 38 and the mopping roller 46 and serves to receive both the dirt swept up with the roller brush 38 and the dirty liquid picked up by the roller brush 46, a mixture of cleaning fluid and dirt.
  • the container 60 Facing the roller brush 38, the container 60 has a dirt inlet opening 72.
  • the dirt inlet opening 72 extends in the transverse direction preferably over the entire or essentially the entire length of the sweeping roller 38.
  • a sweeping threshold 74 is preferably arranged at the dirt inlet opening 72. Loose dirt can be swept over the sweeping threshold 74 by the sweeping roller 38 into the container interior 62. Preferably extends The sweeping threshold 74 extends to the floor surface 12 so that loose dirt can be swept up as effectively as possible.
  • the container 60 comprises, on the side opposite the dirt inlet opening 72, a dirt inlet opening 76 which faces and is assigned to the mopping roller 46.
  • the dirt inlet opening 76 extends in the transverse direction preferably over the entire or essentially the entire length of the wiping roller 46.
  • a sweeping threshold 78 is arranged at the dirt inlet opening 76. Loose and coarser dirt particles can be conveyed from the wiping roller 46 into the container interior 62 over the sweeping threshold 78.
  • the sweeping sill 78 could be omitted in the present case, since loose dirt can largely be swept up with the sweeping roller 38.
  • a stripping element 80 is also provided at the dirt inlet opening 76.
  • the stripping element 80 engages in the trim of the wiping roller 46. Dirty liquid is largely wiped off by the wiping roller 46 and only slightly conveyed onto the floor surface 12 again.
  • a discharge element 82 for dirty liquid is also arranged at the dirt inlet opening 76.
  • the dirty liquid that has been stripped off reaches the discharge element 82 and can flow from there into the container interior 62.
  • the all-round thresholds 74, 78, the stripping element 80 and the diverting element 82 advantageously extend along the entire dirt inlet opening 72 and 76, respectively.
  • the structural unit 64 comprises the sweeping sills 74, 78, the stripping element 80 and the discharge element 82.
  • these are connected in one piece to the housing 66.
  • the all-round threshold 74, the all-round threshold 78, the stripping element 80 and / or the discharge element 82 are not fixed on the structural unit 64, but rather on the floor cleaning device 10, for example on the housing 14.
  • a cleaning fluid is received in the container interior 58.
  • this is in particular water, to which a cleaning chemical can be added to increase the cleaning effect.
  • a fluid line 84 can engage in a container opening of the container 56, via which cleaning liquid can be removed from the container interior 58 and fed to a wetting device 86. With the wetting device 86, the wiping roller 46 and / or the floor surface 12 can be moistened with cleaning fluid.
  • the floor cleaning device 10 can comprise a pump unit 88, by means of which cleaning liquid is conveyed out of the container 56. Alternatively, it can be provided that cleaning liquid is withdrawn from the container 56, in particular solely under the influence of gravity.
  • the floor cleaning device 10 moves in such a way that the sweeping roller 38 runs ahead of the wiping roller 46. Loose dirt is swept up with the brush roller 38.
  • the drive wheels 18 then drive over the facing floor surface section.
  • the floor surface section is then cleaned with a damp cloth by means of the wiping roller 46.
  • the wiping roller 46 is arranged behind the wiping roller 46.
  • the length of the wiping roller 46 is preferably at least as great as the distance between the drive wheels 18 from one another.
  • the floor cleaning device 10 is free of rollers, in particular behind the mopping roller 46. As a result, after cleaning with the mopping roller 46, no traces remain on the floor surface 12 of the drive wheels 18 or any roller.
  • the floor cleaning device 10 in the present case does not have a suction unit for sucking dirt into the container 54. This increases the service life of the floor cleaning device 10.
  • the structural unit 64 with the containers 56 and 60 can be removed from the receptacle 54 and the floor cleaning device 10 as a whole, and it can be inserted into the receptacle 54 as a whole. Separate containers for cleaning fluid and dirty fluid are not required.
  • the floor cleaning device 10 can have a cover element 90, for example as part of the housing 14.
  • the cover element 90 can close the housing 14 at the top and cover the structural unit 64.
  • the floor cleaning device 100 is designed largely identical to the floor cleaning device 10. Deviating from this are separate Containers 56 for cleaning fluid and 60 for dirty fluid are provided.
  • the containers 56, 60 can be detached from the floor cleaning device 10 separately from one another. In order to remove the container 60 for dirty liquid, the container 56 for cleaning liquid is first removed. The opposite applies to the insertion.
  • the containers 56 and 60 can be releasably connected to one another, for example by means of a force fit and / or form fit.
  • a force fit and / or form fit can be provided.
  • the container 56 is a prefabricated container in which a cleaning chemical is accommodated.
  • a cleaning liquid such as, in particular, water for diluting the cleaning chemical.
  • a closing element 94 that closes a filling opening 92 can be released on the container 56 and the filling opening 92 released.
  • the Figures 4 to 6 show an assembly 64 with a container 56 for cleaning liquid and a container 60 for dirty liquid.
  • the containers 56 and 60 have a common container wall 110.
  • the container wall 110 is a bottom wall of the container 56 and a top wall of the container 60 when the containers 56 and 60 are arranged one above the other.
  • the container wall 110 could also be, for example, a lateral partition between the containers 56 and 60.
  • the container wall 110 is deformable and is designed in particular as a membrane 112. By deforming the membrane 112, it is possible to enlarge the volume of the container interior 58 to reduce the volume of the container interior 62 and vice versa.
  • FIG. 4 shows the situation when both containers 56, 60 are not filled.
  • Figure 5 shows the situation when the container 56 is filled with cleaning liquid. In this case, the volume of the container interior 62 is reduced.
  • the unit 64 of the Figures 4 to 6 can be built relatively compact, which offers the possibility of building the floor cleaning device 10 relatively compact.
  • the unit 64 of the Figures 4 to 6 shows that a dirt container 60 is provided with two inlet openings which are provided for dirt from the sweeping roller 38 and the wiping roller 46, respectively. It is of course conceivable that the dirt container 60 has only one dirt inlet opening, for example if it is only assigned to the sweeping roller 38 or the wiping roller 46.
  • FIGS 7 to 10 schematically represent further preferred embodiments of the floor cleaning device according to the invention. These differ from the floor cleaning device 10 in particular in the arrangement and structure of the dirt container or the dirt container. Is not shown in the Figures 7 to 10 the cleaning fluid container 56, which is also present. This could be arranged independently of the dirt container (s) and, in particular, could be inserted or removed. It would also be possible to connect the cleaning fluid container 56 to at least one dirt container. The connection can be detachable.
  • the floor cleaning device 120 corresponds largely to the floor cleaning device 10. Notwithstanding this, two dirt containers 122, 124 are provided.
  • the dirt container 122 is assigned to the roller brush 38 and is arranged behind it.
  • the dirt container 124 is assigned to the wiping roller 46 and is arranged in front of it.
  • the dirt containers 122, 124 are formed in a common structural unit 126 with a housing 128, the dirt container 122 being the front of the two containers.
  • the difference to the floor cleaning device 120 is that the diverting element 82 extends as far as a floor wall 132 of the dirt container 124.
  • a discharge element 82 which, as in the case of the floor cleaning device 130, extends up to a floor wall or essentially a floor wall of the dirt container, can be present in all of the floor cleaning devices described here.
  • the roller brush 38 and the wiping roller 46 are arranged at a distance from one another.
  • the dirt container 122, behind which the mopping roller 46 is arranged, is positioned behind the roller brush 38.
  • the dirt container 124 is arranged behind the wiping roller 46.
  • the The sweeping roller 38 and the wiping roller 46 each rotate on the bottom side counter to the main direction of movement 26.
  • the roller brush 38 and the wiping roller 46 are also arranged at a distance from one another.
  • the dirt container 122, behind which the sweeping roller 38 is arranged, is positioned near the front side 28.
  • the dirt container 124 is arranged behind the sweeping roller 38, behind it the mopping roller 46.
  • the sweeping roller 38 and the mopping roller 46 rotate on the bottom side in the main direction of movement 26 and convey dirt into their associated, in front of them positioned dirt container 122 and 124, respectively.
  • the roller brush 38 and the mopping roller 46 are arranged one behind the other, in particular at a distance from the front side 28 and the rear side 30.
  • the dirt container 122 is arranged in front of the roller brush 38, and the dirt container 124 is arranged behind the mopping roller 46.
  • the sweeping roller 38 sweeps on the floor side in the main direction of movement 26, the wiping roller 46 sweeps on the floor side counter to the main direction of movement 26.
  • one behind the other refers to the one longitudinal direction or the main direction of movement 26 of the floor cleaning device.
  • the cleaning rollers are preferably aligned in the transverse direction and parallel to one another. In the case of the floor cleaning device 160, the cleaning rollers are arranged between the dirt containers 122 and 124.
  • the roller brush 38 and the wiping roller 46 are arranged one behind the other.
  • the sweeping roller 38 is positioned, for example, near the front 28, the wiping roller 46 behind it. Both cleaning rollers convey dirt into a common dirt container 60, which is arranged behind the wiping roller 46 and thus behind both cleaning rollers.
  • the sweeping roller 38 can, for example, according to the overhead sweeping principle work and convey dirt over a dirt guide element 172 away into the dirt container.
  • the dirt guiding element 172 is arranged above the wiping roller 46.
  • the sweeping roller 38 rotates on the floor side in the main direction of movement 26, and the wiping roller 46 rotates on the floor side counter to the main direction of movement.
  • the dirt container 60 is positioned in front of the sweeping roller 38 and also in front of the wiping roller 46 arranged behind it.
  • Loose dirt and dirty liquid that are picked up by the wiping roller 46 are conveyed into the dirt container via a dirt guide element 182.
  • the dirt guiding element 182 is arranged above the sweeping roller 38.
  • the sweeping roller 38 and the wiping roller 46 rotate on the bottom side in the main direction of movement 26.
  • the drive wheels are arranged in the longitudinal direction at the level of the dirt container 60 and can be positioned, for example, near the rear side 30 or near the front side 28.
  • Figure 14 shows in a to Figure 1 In a similar manner, an advantageous embodiment of a floor cleaning device assigned the reference numeral 190.
  • the floor cleaning device 190 can be a floor cleaning device according to the invention and can define an independent invention.
  • the cleaning unit 36 does not include a roller brush 38, but only the wiping roller 46 as a cleaning roller.
  • the floor surface 12 can be cleaned with a damp cloth using the wiping roller 46.
  • loose dirt or coarse dirt can be picked up with the wiping roller 46. It is advantageous here if the reversing threshold 78 is present. So that dirt does not get on the sweeping threshold when moving the floor cleaning device 78 remains hanging, it can be provided that it does not extend all the way to the bottom surface 12.
  • the structural unit 64 with the containers 56 and 60 is provided.
  • the dirt inlet opening 72 and the sweeping threshold 74 are omitted. Both containers 56 and 60 can be removed together from the floor cleaning device 190, and the containers can be inserted into the floor cleaning device 190 together.
  • a detachable connection of the containers 56, 60, as already explained above, is possible. Separate containers 56, 60 are also possible. Drive wheels can for example be arranged laterally next to the structural unit 60 or in front of the structural unit 60.

Landscapes

  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
  • Electric Suction Cleaners (AREA)
  • Cleaning In General (AREA)
EP21157051.0A 2017-03-08 2017-09-08 Selbstfahrendes und selbstlenkendes bodenreinigungsgerät Pending EP3841941A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/EP2017/055396 WO2017153450A1 (de) 2016-03-09 2017-03-08 Flächen-reinigungsmaschine
PCT/EP2017/072629 WO2018162092A1 (de) 2017-03-08 2017-09-08 Selbstfahrendes und selbstlenkendes bodenreinigungsgerät
EP17764404.4A EP3592193B1 (de) 2017-03-08 2017-09-08 Selbstfahrendes und selbstlenkendes bodenreinigungsgerät

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP17764404.4A Division EP3592193B1 (de) 2017-03-08 2017-09-08 Selbstfahrendes und selbstlenkendes bodenreinigungsgerät

Publications (1)

Publication Number Publication Date
EP3841941A1 true EP3841941A1 (de) 2021-06-30

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EP21157051.0A Pending EP3841941A1 (de) 2017-03-08 2017-09-08 Selbstfahrendes und selbstlenkendes bodenreinigungsgerät
EP17764404.4A Active EP3592193B1 (de) 2017-03-08 2017-09-08 Selbstfahrendes und selbstlenkendes bodenreinigungsgerät

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EP (2) EP3841941A1 (zh)
CN (2) CN110352029B (zh)
DE (1) DE112017007192A5 (zh)
PL (1) PL3592193T3 (zh)
WO (2) WO2018162092A1 (zh)

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EP3682785A1 (en) * 2019-01-16 2020-07-22 Koninklijke Philips N.V. Surface cleaning utensil
DE102019119211A1 (de) * 2019-07-16 2021-01-21 Alfred Kärcher SE & Co. KG Reinigungsmaschine und Verfahren zum Betreiben einer Reinigungsmaschine
WO2021013343A1 (de) 2019-07-24 2021-01-28 Alfred Kärcher SE & Co. KG Bodenreinigungsmaschine
EP4025110A1 (de) 2019-09-06 2022-07-13 Alfred Kärcher SE & Co. KG Bodenreinigungsmaschine mit haaraufnahme und verfahren zum betreiben einer bodenreinigungsmaschine
CN113455973B (zh) * 2020-03-31 2022-11-18 莱克电气股份有限公司 清洁设备
CN113455974B (zh) * 2020-03-31 2023-01-10 莱克电气股份有限公司 清洁设备
CN111387890B (zh) * 2020-04-30 2024-04-12 深圳银星智能集团股份有限公司 收纳箱和清洁机器人
DE102020005891A1 (de) * 2020-09-28 2022-03-31 Imeco Gmbh & Co. Kg Vorrichtung zum Reinigen und/oder zur Pflege und/oder zum Desinfizieren, Verwendung und Verfahren
CN117042664A (zh) 2021-03-19 2023-11-10 阿尔弗雷德·卡赫欧洲两合公司 自移行且自转向的地面清洁设备和具有这种地面清洁设备的地面清洁***
WO2022262987A1 (de) * 2021-06-17 2022-12-22 Alfred Kärcher SE & Co. KG Selbstfahrendes und selbstlenkendes bodenreinigungsgerät
WO2023151833A1 (de) 2022-02-08 2023-08-17 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit kehreinrichtung und verfahren zum betreiben eines bodenreinigungsgeräts
DE102022102918A1 (de) 2022-02-08 2023-08-10 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit Kassette
DE102022133009A1 (de) 2022-02-08 2023-08-10 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit Drehlagereinrichtung mit Widerlager
DE202022101313U1 (de) 2022-02-08 2022-06-20 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit beweglichem Abstreifelement
DE202022101312U1 (de) 2022-02-08 2022-06-20 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit Kassette
WO2023152163A1 (de) 2022-02-08 2023-08-17 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit drehlagereinrichtung mit widerlager
DE202022101314U1 (de) 2022-02-08 2022-06-20 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit Schmutzfluid-Tank
DE102022102937A1 (de) 2022-02-08 2023-08-10 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit Schmutzfluid-Tank
DE102022102924A1 (de) 2022-02-08 2023-08-10 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit beweglichem Abstreifelement
DE102022001567A1 (de) 2022-05-04 2022-06-30 Mercedes-Benz Group AG Reinigungsgerät
DE102022133004A1 (de) 2022-12-12 2024-06-13 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit Bodenkopf mit Wandung
DE102022133006A1 (de) 2022-12-12 2024-06-13 Alfred Kärcher SE & Co. KG Bodenreinigungsgerät mit Schmutzfluid-Tank mit zwei Bereichen

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WO2018162091A1 (de) 2018-09-13
EP3592193B1 (de) 2021-03-03
EP3592193A1 (de) 2020-01-15
PL3592193T3 (pl) 2021-09-06
CN114515125A (zh) 2022-05-20
CN114515125B (zh) 2023-12-12
WO2018162092A1 (de) 2018-09-13
DE112017007192A5 (de) 2019-11-21
CN110352029A (zh) 2019-10-18
CN110352029B (zh) 2022-03-01

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