EP2240062B1 - Appareil de nettoyage de sols - Google Patents

Appareil de nettoyage de sols Download PDF

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Publication number
EP2240062B1
EP2240062B1 EP09705819.2A EP09705819A EP2240062B1 EP 2240062 B1 EP2240062 B1 EP 2240062B1 EP 09705819 A EP09705819 A EP 09705819A EP 2240062 B1 EP2240062 B1 EP 2240062B1
Authority
EP
European Patent Office
Prior art keywords
floor cleaning
housing
cleaning appliance
accordance
receptacle
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
EP09705819.2A
Other languages
German (de)
English (en)
Other versions
EP2240062A1 (fr
Inventor
Jürgen Merz
Jürgen Walz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alfred Kaercher SE and Co KG
Original Assignee
Alfred Kaercher SE and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alfred Kaercher SE and Co KG filed Critical Alfred Kaercher SE and Co KG
Publication of EP2240062A1 publication Critical patent/EP2240062A1/fr
Application granted granted Critical
Publication of EP2240062B1 publication Critical patent/EP2240062B1/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
    • A47L11/30—Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
    • 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
    • A47L11/32—Carpet-sweepers
    • A47L11/33—Carpet-sweepers having means for storing dirt
    • 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
    • A47L11/408—Means for supplying cleaning or surface treating agents
    • A47L11/4088—Supply pumps; Spraying devices; Supply conduits

Definitions

  • the invention relates to a floor cleaning device with a housing, on the underside at least one drivable cleaning tool for removing dirt from a surface to be cleaned is arranged, as well as with a suction unit for sucking the dirt and a dirt container for receiving the sucked dirt, the housing a dirt container receptacle in which the dirt container is detachably positionable, and additionally at least one functional device receptacle for at least one functional device, wherein the at least one functional device or a cover of the at least one functional device is freely accessible after removal of the dirt container from the dirt container receptacle.
  • a floor cleaning device without suction unit which has a detachable from a housing dirt container is in the DE 30 05 238 A1 described. After removal of the dirt container from a recording a user stored in the housing brush comb for cleaning a cleaning tool of the floor cleaning device in the form of a brush roller is freely accessible to a user.
  • Object of the present invention is to develop such a floor cleaning device so that it is service friendly.
  • a floor cleaning device of the type mentioned in the present invention that the suction unit is arranged on or on top of the housing and that the floor cleaning device for covering the suction unit has a cover that releasably with connectable to the housing and is freely accessible after removal of the dirt container from the dirt container receptacle.
  • the dirt container receptacle detachably removable dirt container is given the opportunity to transport this, for example, for emptying, to a remote from the floor cleaning device location, so that the transport of the entire floor cleaning device can be omitted.
  • the dirt container is preferably without tools in the dirt container recording can be arranged and this tool removed.
  • the floor cleaning device according to the invention has at least one functional device receptacle for at least one functional device of the floor cleaning device.
  • the at least one functional device or an optionally present cover thereof is freely accessible.
  • Functional devices that are not to be manipulated by the user but that should be accessible to a service technician can be covered by a cover.
  • the cover is accessible after removal of the dirt container from the dirt container receptacle.
  • a service technician can remove the cover with the aid of a suitable tool, thereby gaining access to functional devices, which can be subject to an electrical voltage, for example. These functional devices can then be easily checked and if necessary be replaced.
  • the floor cleaning device is thus characterized by a high degree of service friendliness.
  • the arrangement of the suction unit on or on top of the housing, the cover after removal of the dirt container from the dirt container receptacle is easily accessible, which facilitates, for example, a service technician maintenance and / or repair of the suction unit.
  • the cover which is detachably connectable to the housing, can be separated from this. It can be provided that the suction unit is held on the cover, so that with the release of the cover from the housing at the same time the suction unit is released from the housing. But it is also possible that the suction unit is kraftbeaufschlagbar by the cover and thereby fixed relative to this.
  • the at least one functional device receptacle and / or the dirt container receptacle is configured in the form of a recess formed on the housing. Due to the design as a depression, which may be formed, for example, trough-shaped or groove-shaped, can be at least one functional equipment receptacle and / or the dirt container receptacle form in a structurally simple way. In addition, the accessibility of the respective functional device is thereby further simplified.
  • the at least one functional device receptacle and / or the dirt container receptacle is formed on the upper side of the housing. This makes it possible to arrange the dirt container and the at least one functional device on the upper side of the housing. The dirt container and / or the at least one functional device are then accessible to the user in a comfortable manner.
  • a functional element receptacle receives a fluid pump for conveying a cleaning fluid.
  • the liquid pump is a functional device. With it, a cleaning liquid can be conveyed, for example, to apply the cleaning liquid to the surface to be cleaned.
  • the cleaning liquid is typically water, to which a cleaning chemical may be added to increase the cleaning effect.
  • the liquid pump is in electrical connection with an electrical power supply. It is therefore advantageous if it is covered by a cover for protection against contact. By removing the dirt container from the dirt container receptacle cover is accessible. The liquid pump can therefore be easily replaced by a service technician when needed.
  • At least one functional device receptacle receives at least one liquid line.
  • the liquid line is a functional device through which the cleaning liquid is conveyed can be.
  • the liquid line is conveniently received in a groove-shaped recess forming a functional device receptacle.
  • the liquid line is easily accessible to a user of the floor cleaning device by removing the dirt container of the dirt container receptacle.
  • the liquid line is transparent, it can be configured for example in the form of a transparent tube. This allows a user a simple visual check, ie he can check, for example, whether the line is clogged or leaking. If necessary, he can replace the line without calling a service technician.
  • the liquid pump can be connected to at least one liquid line and / or if two or more liquid lines can be connected to one another by means of plug connections. This increases the ease of service of the floor cleaning device, because a user is given the opportunity to separate a liquid line from the liquid pump and / or two liquid lines from each other in a simple manner, for example, for maintenance and / or repair.
  • At least one functional device receptacle accommodates at least one electrical device of the floor cleaning device, wherein the device is preferably covered by a cover for protection against contact.
  • the electrical device likewise constitutes a functional device. It can be, for example, a control and / or regulating device or an electrical switching and / or connecting device or the like.
  • At least one functional device receptacle preferably receives at least one electrical line. Also in the electrical line, which can be connected for example to a device of the aforementioned type, it is a functional device of the floor cleaning device.
  • the electrical device with at least one electrical line and / or if two or more electrical lines are connected to each other by means of plug-and-socket connections. In this way, there is the possibility to separate the electrical line from the electrical device and / or two electrical lines in a simple manner from each other.
  • suction unit can be connected by means of plug connections with one or more electrical lines.
  • the cover part preferably comprises a cover lower part, via which the cover part can be detachably connected to the housing, and a cover upper part, which can be detachably connected to the cover lower part.
  • the housing has at least one opening for the passage of an electrical line and / or a liquid line, because this gives the possibility to give the floor cleaning device a compact design.
  • a cleaning fluid is conducted to the underside of the housing by means of a fluid line, which passes through an aperture, in order to act on the surface to be cleaned.
  • the housing has at least one opening, through which a suctionable by the suction unit or ejectable medium is sucked or ejected.
  • the housing can, for example, form a section of an intake channel upstream of the suction unit or of a discharge channel connected downstream of it.
  • the intake duct it may be provided, for example, that the opening forms an interface between a dirt collecting device, by means of which the detached dirt can be absorbed by the surface to be cleaned, and a suction pipe, through which the dirt passes into the interior of the dirt container.
  • the ejection channel for example, it is possible to supply the exhaust air of the suction unit through the housing in a targeted manner to a specific area.
  • the ease of service of the floor cleaning device can be further improved if the above-described openings of the housing and / or optionally attachable seals and / or filters after removal of the dirt container from the dirt container receptacle are also freely accessible.
  • a technically simple construction has the floor cleaning device, when the housing comprises a housing top and a housing lower part, wherein the dirt container receptacle and / or the at least onejanss adoptedsage are arranged on the upper housing part and wherein the lower housing part forms at least one cleaning room in which at least one cleaning tool is arranged.
  • a compact design of the floor cleaning device can be achieved if a drive space between the upper housing part and the lower housing part for receiving a drive device is formed, by means of which the at least one cleaning tool is driven.
  • the floor cleaning device has two trained as brush rollers cleaning tools, which are rotatably mounted in two cleaning rooms on the housing, and if the drive means is arranged in the drive space between the brush rollers and has a drive axis, which parallel to the axes of rotation Brush rollers runs.
  • the drive means is arranged in the drive space between the brush rollers and has a drive axis, which parallel to the axes of rotation Brush rollers runs.
  • the surface to be cleaned can be cleaned of dirt.
  • the arrangement of the drive device in the drive space between the brush rollers allows a compact design of the housing of the floor cleaning device. Due to the coaxial alignment of the drive device and the brush rollers, a drive force can be transmitted from the drive device to the brush rollers in a technically simple manner.
  • the floor cleaning device is conveniently designed as scrubber-drier.
  • the floor cleaning device has an exhaust air guiding device by means of which an exhaust air flow of the exhaust air of the suction unit can be aligned with at least one cleaning tool.
  • an exhaust air flow of the exhaust air of the suction unit can be aligned with at least one cleaning tool.
  • the exhaust air is detected by the cleaning tool due to its movement and spatially distributed. It has been shown that this noise can be effectively reduced by the typically high flow rate of the exhaust air of the suction unit.
  • the high flow velocity of the exhaust air is due to the requirement to provide the suction unit with a high suction power to suck the detached dirt effectively.
  • the exhaust air flow can be aligned by means of the exhaust air guiding device on the side of the at least one cleaning tool facing away from the surface to be cleaned. It has been shown that the exhaust air flow can be detected and spatially distributed by the cleaning tool in this way in a particularly effective manner, so that the noise development can be further reduced. In addition, it can be avoided that on the surface to be cleaned dirt is distributed undesirably by the exhaust air flow spatially.
  • the floor cleaning device comprises a receiving space for the suction unit and at least one cleaning space formed on the housing for receiving at least one cleaning tool, wherein the Ab poverty Industriesüngs founded forms at least one exhaust duct through which the receiving space with at least one cleaning space is fluidly connected.
  • the exhaust duct Through the exhaust duct, the exhaust air flow can be reliably aligned with the cleaning tool, so that an effective noise reduction can be achieved.
  • more than one cleaning tool is arranged in a cleaning space, wherein the exhaust air flow can be aligned only on one or more cleaning tools, in particular on each cleaning tool.
  • Forms the housing more than a cleaning room it is possible that several cleaning rooms, in particular each of the cleaning rooms with the receiving space is fluidly connected.
  • a separate and, for example, formed by a hose exhaust duct is used in the floor cleaning device, wherein the hose ends, for example, in the receiving space and in the cleaning room to immerse to make the flow connection.
  • a compact design can be imparted to the floor cleaning device if the housing limits the exhaust air duct at least in sections.
  • the compact design described above can be achieved if a portion of the housing delimiting the exhaust air duct is formed as an opening of the housing.
  • the housing comprises a wall delimiting the at least one cleaning chamber, which forms at least one outlet opening of an exhaust air duct. This makes it possible to reliably align the exhaust air flow to a cleaning tool arranged in the cleaning room.
  • the floor cleaning appliance preferably comprises a cover part that can be detachably connected to the housing and has a first partial section which delimits at least one exhaust air duct at least in sections. By loosening the cover from the housing, the exhaust duct can be opened at least in sections. This allows a simple way, objects that block the exhaust duct to remove from the exhaust duct. This embodiment thus enhances the serviceability of the floor cleaning device.
  • the cover part has a second partial section, wherein the receiving space for the suction unit is formed between the second partial section and the housing.
  • the cover part can thus cover the suction unit arranged in the receiving space and limit at least one exhaust air duct at least in sections.
  • a preferred embodiment of a floor cleaning device according to the invention is shown schematically, which is presently designed as a scrubber 10. It has a housing 12, on the underside 14, two cleaning tools in the form of two brush rollers 16 and 18 are rotatably mounted about two axes of rotation 20 and 22 respectively.
  • the axes of rotation 20 and 22 are parallel to a surface to be cleaned and are perpendicular to an in FIG. 1 aligned with the reference numeral 24 cleaning direction of the scrubber 10 aligned.
  • To move the scrubber 10 forward or backward along the cleaning direction 24 serves a on the upper side 26 of the housing 12 about a parallel to the axes of rotation 20 and 22 extending pivot axis pivotally mounted push bar 28.
  • the push bar 28 is in a known and therefore not explained manner with a Not shown pivoting mechanism in operative connection, by means of which arranged on the underside 14 of the housing 12 support rollers 30, 31, 32 and 33 can be raised and lowered in the vertical direction. If the push bar 28 is pivoted out of the vertical, the support rollers 30, 31, 32 and 33 can be raised relative to the brush rollers 16 and 18, so that the brush rollers 16 and 18 contact the surface to be cleaned.
  • a dirt container 34 is placed in the form of a dirty water tank 36, in turn, a fresh water tank 38 is attached.
  • the dirty water tank 36 and the fresh water tank 38 will be explained below.
  • the housing 12 comprises a housing lower part 40 and a housing upper part 42, wherein the housing lower part 40 forms two cleaning chambers 44 and 46 in which the brush rollers 16 and 18 are arranged ( Figures 3 and 4 ).
  • the cleaning chambers 44 and 46 are bounded laterally and above by dome-shaped boundary walls 48 and 50, respectively, into which sprayers 52 and 54 are inserted at the top.
  • the spraying devices 52 and 54 can be supplied to a cleaning liquid in the manner described below, which can be sprayed into the cleaning chambers 44 and 46 in order to apply the cleaning liquid to the surface to be cleaned.
  • a cleaning liquid in the manner described below, which can be sprayed into the cleaning chambers 44 and 46 in order to apply the cleaning liquid to the surface to be cleaned.
  • water is used as the cleaning liquid to which a cleaning chemical can be added to increase the cleaning effect.
  • dirt receiving devices in the form of suction bars 60 and 62 are arranged between the lower housing part 40 and the upper housing part. These can be subjected to negative pressure as described below in order to suck off a mixture of detached dirt and cleaning fluid, the so-called "dirty liquor", from the surface to be cleaned.
  • the housing 12 In its center, the housing 12 has a drive space 64 formed between the housing lower part 40 and the housing upper part 42, which drive means 66, whose axis of rotation 68 is aligned parallel to the axes of rotation 20 and 22 of the brush rollers 16 and 18, respectively.
  • a driving force which can be provided by the drive device 66 can be transmitted to the brush rollers 16 and 18 by means of gear means, which are known per se and are not shown in the drawing, in order to drive them in rotation to clean the surface to be cleaned.
  • the upper housing part 42 has on the upper side 26 a dirty water tank receptacle 70 in the form of a trough-shaped recess which is formed in the upper side approximately plate-shaped upper housing part 42 ( FIG. 5 ). In the direction of rotation, the trough-shaped depression is bounded by a partially interrupted edge 72.
  • the dirty water tank 36 can be used by a user without tools and removed from this tool again without tools.
  • the scrubber 10 presents itself after removing the dirty water tank 36 and the fresh water tank 38 according to the in FIG. 2 shown top view, you can see from the push bar 28, not shown.
  • the fresh water tank 38 is, as already mentioned, placed on the dirty water tank 36 and with this via fasteners in the form of clamping brackets 74 and 76 detachably connectable.
  • a transport device in the form of a transporting bracket 78 which is pivotally mounted on the dirty water tank 36 about a parallel to the axes of rotation 20 and 22 extending axis of rotation and 38 can cover the fresh water tank during transport.
  • Cleaning liquid can be introduced into the fresh water tank 38 via a filling opening which can be closed by means of a lid 80.
  • the cleaning liquid can be fed via an extraction line 82 arranged in the liquid tank to an outlet connection 84 which is arranged on a bottom wall 85 of the fresh water tank 38 ( FIG. 3 ).
  • the dirty water tank 36 has a bottom wall 86 with two openings, of which in FIG. 3 only one opening 88 can be seen. On each of them, turned upwards, a respective pipe socket 92 or 94 is arranged, over which two suction pipes 96 and 100 are slipped, the open ends of which are located in the interior 100 of the dirty water tank 36.
  • the perforations 88 of the bottom wall 86 with two openings 102 or 104 (FIGS. FIG. 2 ), which are formed in the upper housing part 42, to cover. Sealing elements 106 and 108 are disposed between the dirty water tank 36 and the upper housing part 42 at the openings 102 and 104, respectively.
  • openings 102 and 104 of the upper housing part 42 are in the direction of the surface to be cleaned from pipe sections 110 and 112, which are connected to the Saugleisten 60 and 62 ( FIG. 3 ).
  • the suction bars 60 and 62 via the pipe sections 110 and 112, the pipe stub 92 and 94 and the suction pipes 96 and 98 in the interior 100 of the dirty water tank 36, wherein the upper housing part 42 to some extent exerts an "interface function".
  • the bottom wall 86 of the dirty water tank 36 has a further opening 114, from which a pipe socket 116 protrudes upward, over which a U-shaped suction pipe 118 is slipped ( FIG. 4 ).
  • a trough-shaped pump receptacle 120 for a liquid pump is formed on the upper housing part 42, which is not shown in the drawing, since it is covered by a cover 122 which is releasably connectable to the upper housing part 42.
  • the pump receptacle 120 adjacent to a shaft-shaped electrical receptacle 124 is formed for an electrical connection device in the form of a power strip, wherein the power strip is also not shown in the drawing, as well as it is covered by the cover 122.
  • the liquid pump is connected via a supply line 126 and a valve 128, which comes into fluid connection with the waste water tank 36 placed on the upper housing part 42 with the outlet pipe 84, with the removal line 82 and thus the interior of the fresh water tank 38 in fluid communication.
  • two outlet lines 132 and 134 are connected by means of a T-shaped distribution line, wherein the distribution line 130 and the outgoing lines 132 and 134 are arranged in a groove-shaped, formed on the upper housing part 42 line receptacle 135.
  • the liquid pump facing away from the ends of the outgoing lines 132 and 134 are connected via angled connecting pieces 136 and 138 which are arranged in trough-shaped receptacles 140 and 142, respectively, with the sprayers 52 and 54, respectively.
  • the connecting pieces 136 and 138 by means of the liquid pump through the withdrawal line 82, the supply line 126, the distribution line 130 and the outgoing lines 132 and 134 cleaning liquid to the sprayers 52 and 54 are pumped to pressurize the surface to be cleaned with the cleaning liquid.
  • All connections of liquid-carrying components of the scrubber 10 are designed as plug-in connections, i. the distribution line 130 is connected by means of a plug connection to the outlet of the liquid pump and to the outlet lines 132 and 134, which in turn are connected by means of plug connections via the connecting pieces 136 and 138 to the spraying devices 52 and 54, respectively.
  • the supply line 126 can also be plugged onto the valve 128 as well as onto the inlet of the liquid pump.
  • connectors allows a user of the scrubber 10 to easily disconnect liquid-carrying lines in the event of a malfunction in order to replace or clean them. Since the Users can remove the dirty water tank 36 without tools, these liquid-carrying components are accessible to him in a very simple manner.
  • the liquid pump and the connector strip are covered to protect against contact by the cover 122. This can be removed by a service technician with a suitable tool so that he can get to the liquid pump and the connector strip.
  • a suction unit 150 For sucking off the dirty liquor from the surface to be cleaned in the interior 100 of the dirty water tank 36, the scrubber 10, a suction unit 150, with the inside 100, a negative pressure can be generated ( FIGS. 3 to 5 ).
  • the suction unit 150 can be driven by means of electrical energy and for this purpose comprises one in the Figures 3 and 4
  • the motor 152 may drive a turbine wheel, not shown in the drawing, which is arranged in a turbine wheel housing 154, which is also shown only schematically with its outline. Via a bottom-side seal 156, the suction unit 150 is placed on an edge 158 of a trough-shaped receptacle 160, which is formed approximately in the middle of the upper side 26 of the housing upper part 42.
  • a cover member 162 covering the suction unit 150 can be detachably connected to the upper housing part 42, in the present case by screwing by means of screws 164a, 164b, 164c, 164d, 164e.
  • the cover 162 is in two parts and has a cover bottom 166 for detachable screw connection to the housing upper part 42, and a cover top 168 which is detachably connectable to the cover base 166, in this case by screwing by means of two screws 170a, 170b (FIG. Figures 2 and 5 ).
  • the cover member 162 rests on the suction unit 150 on the upper side, so that the suction unit 150 is subjected to force in the direction of the upper housing part 42 by the screwing of the cover part 162 to the upper housing part 42.
  • the suction unit 150 is reliably held in this way in a receiving space 172 formed on the upper housing part 42 between the cover part 162 and the upper housing part 42.
  • the cover 162 is freely accessible after removing the dirty water tank 36 from the dirty water tank receptacle 70. For example, it is possible for a service technician to detach the cover top 168 from the cover bottom 166 in order to gain access to an upper region of the suction unit 150 facing away from the upper housing part 42. Should this restricted access not be sufficient for the maintenance and / or repair measure to be carried out, he can also solve the entire cover 162 from the upper housing part 42 and thus completely expose the suction unit 150. Since this is held solely by the application of force by the cover 162 on the upper housing part 42, there is no need for further release of mechanical connection means to the suction unit 150 from the housing 12 to to solve.
  • the scrubber 10 has in this way a particularly high ease of service.
  • a plate-shaped cover element 174 rests on the edge 158 of the receptacle 160, which comprises a first opening 176 which is arranged below the turbine wheel, and a second opening 178 which is arranged on the end of the cover element 174 facing away from the suction unit 150 (FIG. FIGS. 3 to 5 ). If the dirty water tank 36 is disposed in the dirty water tank receptacle 70, then the opening 178 with the opening 114 of the bottom wall 86 of the dirty water tank 36 coincides. Between the dirty water tank 36 and the cover 174 a sealing filter element 180 is arranged. In this way, between the cover 174 and the upper housing part 42, an intake passage 182 is formed, via which the receiving space 172 through the pipe socket 116 and the suction pipe 118 is in flow communication with the inner space 100 to the negative pressure.
  • the cover element 174 can be detachably connected to the housing upper part 42, in the present case by connecting elements in the form of two screws 184a, 184b (FIG. FIG. 2 ). This makes it possible, after the release of the cover 162 and the suction unit 150 from the housing 12 to release the cover 174 from the housing 12, which may be required, for example, when there are foreign bodies in the intake passage 182.
  • the filter element 180 After loosening the dirty water tank 36 of the dirty water tank receptacle 70, the filter element 180 is freely accessible, which also has an advantageous effect on the serviceability of the scrubber 10, because This makes it possible to replace the filter element 180 in a simple manner or to clean.
  • the housing upper part 42 Adjacent to the receptacle 160, the housing upper part 42 has a trough-shaped depression 188 bordered by an edge 186, which opens into a shaft 190 which forms an opening 192 of the housing upper part 42 ( FIGS. 4 and 5 ).
  • the shaft 190 is bordered by a wall 194, which engages in the direction of the bottom 14 of the housing 12 in an opening 196 in the housing lower part 40.
  • the opening 196 widens in the direction of the surface to be cleaned in order to form an outlet opening 198 of an exhaust air channel 200 formed in this way in the boundary wall 48 of the cleaning space 44.
  • the exhaust duct 200 forms an exhaust air ducting device for the exhaust air of the suction unit 150, and it is limited except from the upper housing part 42 and the lower housing part 40 of a portion of the cover member 162 which covers the edge 186. Through the exhaust duct 200 there is a flow connection between the receiving space 172 and the cleaning space 44, so that discharged from the suction unit 150 exhaust air can be passed through the exhaust duct 200 into the cleaning chamber 44.
  • a discharged from the suction unit 150 exhaust air flow can be passed in this way through the exhaust duct 200 through to the side facing away from the surface to be cleaned of the brush roller 16 and is effectively spatially distributed by this due to their rotational movement. This makes it possible to effectively reduce the noise of the exhaust air flow of the suction unit 150.
  • the cleaning chamber 46 is in flow communication with the receiving space 172 for the suction unit 150 via an exhaust duct to align an exhaust air flow of the suction unit 150 on the brush roller 18.

Landscapes

  • Cleaning In General (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)

Claims (16)

  1. Appareil de nettoyage des sols comportant un boîtier (12), sur la face inférieure duquel est disposé au moins un outil de nettoyage (16, 18) qui peut être entraîné pour détacher les salissures d'une surface à nettoyer, ainsi qu'un organe d'aspiration (150) destiné à aspirer les salissures et un récipient de salissures (34) destiné à recevoir les salissures aspirées, le boîtier (12) comprenant un logement de récipient de salissures (70) pour le récipient de salissures, dans lequel le récipient de salissures est positionné détachable, ainsi qu'au moins un logement de dispositif fonctionnel (120, 124, 135, 140, 142, 160) pour au moins un dispositif fonctionnel (130, 132, 134, 136, 138, 150), l'au moins un dispositif fonctionnel (130, 132, 134, 136, 138) ou un couvercle (122, 162) de l'au moins un dispositif fonctionnel (150) étant librement accessible lorsque le récipient de salissures (34) est sorti du logement de récipient de salissures (70), caractérisé en ce que l'organe d'aspiration (150) est disposé à ou sur la face supérieure (26) du boîtier (12) et en ce que l'appareil de nettoyage des sols (10) comprend, pour couvrir l'organe d'aspiration (150), une pièce de couvercle (162) qui peut être reliée détachable au boîtier (12) et qui est librement accessible lorsque le récipient de salissures (34) est sorti du logement (70) de récipient de salissures.
  2. Appareil de nettoyage des sols selon la revendication 1, caractérisé en ce que l'au moins un logement de dispositif fonctionnel (120, 124, 135, 140, 142, 160) et/ou le logement de récipient de salissures (70) prennent la forme d'un creux formé sur le boîtier (12).
  3. Appareil de nettoyage des sols selon la revendication 1 ou 2, caractérisé en ce que l'au moins un logement de dispositif fonctionnel (120, 124, 135, 140, 142, 160) et/ou le logement de récipient de salissures (70) sont formés à la face supérieure (26) du boîtier (12).
  4. Appareil de nettoyage des sols selon l'une quelconque des revendications précédentes, caractérisé en ce qu'un logement d'élément fonctionnel (120) loge une pompe pour liquides permettant de refouler un liquide de nettoyage.
  5. Appareil de nettoyage des sols selon l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins un logement de dispositif fonctionnel (135, 140, 142) loge au moins une conduite de liquide (130, 132, 134, 136, 138).
  6. Appareil de nettoyage des sols selon la revendication 4 ou 5, caractérisé en ce que la pompe pour liquides peut être reliée à au moins une conduite de liquide (126, 130) et/ou en ce que deux conduites de liquide (130, 132, 134, 136, 138) ou plus peuvent être reliées ensemble au moyen de raccords enfichables.
  7. Appareil de nettoyage des sols selon l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins un logement de dispositif fonctionnel (124) loge au moins un dispositif électrique de l'appareil de nettoyage des sols (10).
  8. Appareil de nettoyage des sols selon l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins un logement de dispositif fonctionnel loge au moins une conduite électrique.
  9. Appareil de nettoyage des sols selon la revendication 7 ou 8, caractérisé en ce que la conduite électrique peut être reliée à au moins une conduite électrique (148) et/ou en ce que deux conduites électriques ou plus peuvent être reliées ensemble au moyen de raccords enfichables.
  10. Appareil de nettoyage des sols selon l'une quelconque des revendications précédentes, caractérisé en ce que la pièce de couvercle (162) comporte une pièce de couvercle inférieure (166) par l'intermédiaire de laquelle la pièce de couvercle (162) peut être reliée détachable au boîtier (12), ainsi qu'une pièce de couvercle supérieure (168), qui peut être reliée détachable à la pièce de couvercle inférieure (166).
  11. Appareil de nettoyage des sols selon l'une quelconque des revendications précédentes, caractérisé en ce que le boîtier (12) comprend au moins une ouverture (144, 146) permettant de faire passer une conduite électrique et/ou une conduite de liquide (136, 138).
  12. Appareil de nettoyage des sols selon l'une quelconque des revendications précédentes, caractérisé en ce que le boîtier (12) comprend au moins une ouverture (144, 146) à travers laquelle un milieu pouvant être aspiré ou expulsé par l'organe d'aspiration (150) peut être aspiré ou expulsé.
  13. Appareil de nettoyage des sols selon l'une quelconque des revendications précédentes, caractérisé en ce que le boîtier (12) comporte une partie supérieure de boîtier (42) ainsi qu'une partie inférieure (40) de boîtier, le logement de récipient de salissures (34) et/ou le ou les logements de dispositif fonctionnel (120, 124, 135, 140, 142, 160) étant disposés à la partie supérieure de boîtier (42) et la partie inférieure de boîtier (40) formant au moins un espace de nettoyage (44, 46) dans lequel est disposé au moins un outil de nettoyage (16, 18).
  14. Appareil de nettoyage des sols selon la revendication 13, caractérisé en ce qu'un espace d'entraînement (64) permettant de loger un dispositif d'entraînement (66), au moyen duquel l'au moins un outil de nettoyage (16, 18) peut être entraîné, est formé entre la partie supérieure de boîtier (42) et la partie inférieure de boîtier (40).
  15. Appareil de nettoyage des sols selon la revendication 14, caractérisé en ce que l'appareil de nettoyage des sols (10) comprend deux outils de nettoyage (16, 18) conçus comme des cylindres brosseurs (16, 18) et montés rotatifs dans deux espaces de nettoyage (44, 46) sur le boîtier (12), et en ce que le dispositif d'entraînement (66) est disposé dans l'espace d'entraînement (64) entre les cylindres brosseurs (16, 18) et comprend un axe d'entraînement (68), lequel s'étend parallèlement aux axes de rotation (20, 22) des cylindres brosseurs (16, 18).
  16. Appareil de nettoyage des sols selon l'une quelconque des revendications précédentes, caractérisé en ce que l'appareil de nettoyage des sols (10) est conçu comme une autolaveuse (10).
EP09705819.2A 2008-02-01 2009-01-23 Appareil de nettoyage de sols Active EP2240062B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008008066A DE102008008066A1 (de) 2008-02-01 2008-02-01 Bodenreinigungsgerät
PCT/EP2009/000415 WO2009095185A1 (fr) 2008-02-01 2009-01-23 Appareil de nettoyage de sols

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EP2240062A1 EP2240062A1 (fr) 2010-10-20
EP2240062B1 true EP2240062B1 (fr) 2013-09-11

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US (1) US8087123B2 (fr)
EP (1) EP2240062B1 (fr)
CN (1) CN101932276B (fr)
DE (1) DE102008008066A1 (fr)
DK (1) DK2240062T3 (fr)
WO (1) WO2009095185A1 (fr)

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KR101287028B1 (ko) * 2011-03-04 2013-07-17 한경희 카펫 청소기
US8845986B2 (en) 2011-05-13 2014-09-30 ADA-ES, Inc. Process to reduce emissions of nitrogen oxides and mercury from coal-fired boilers
EP3188849B1 (fr) 2014-09-05 2022-02-16 Tennant Company Systèmes et procédés de fourniture de liquides de traitement comportant des nanobulles
CN113303731B (zh) * 2021-06-01 2022-06-21 北京顺造科技有限公司 分离结构、污水储存装置和表面清洁设备
AU2022291569A1 (en) 2022-01-10 2023-07-27 Bissell Inc. Surface cleaning apparatus with steam
US11986139B2 (en) 2022-02-02 2024-05-21 Bissell Inc. Extraction cleaner with steam

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Publication number Priority date Publication date Assignee Title
DE3005238A1 (de) 1980-02-13 1981-08-20 Leifheit International Günter Leifheit GmbH, 5408 Nassau Bodenkehrmaschine
FR2684284B1 (fr) * 1991-11-29 1995-11-10 Moulinex Sa Appareil de nettoyage de surfaces planes.
US5383251A (en) * 1994-01-21 1995-01-24 Clarke Industries, Inc. Floor scrubber having interlocking tanks
US6088873A (en) * 1997-10-20 2000-07-18 Breuer Electric Mfg. Co. Floor cleaning machine and method
US6629332B2 (en) * 2001-09-18 2003-10-07 The Hoover Company Floor cleaning device with a recovery tank
DE102004053509A1 (de) * 2004-11-02 2006-05-04 Alfred Kärcher Gmbh & Co. Kg Fahrbare Bodenreinigungsmaschine
DE102008008069A1 (de) 2008-02-01 2009-08-06 Alfred Kärcher Gmbh & Co. Kg Bodenreinigungsgerät

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Publication number Publication date
DK2240062T3 (da) 2013-11-04
DE102008008066A1 (de) 2009-08-06
WO2009095185A8 (fr) 2009-10-08
US20110005027A1 (en) 2011-01-13
EP2240062A1 (fr) 2010-10-20
US8087123B2 (en) 2012-01-03
CN101932276A (zh) 2010-12-29
WO2009095185A1 (fr) 2009-08-06
CN101932276B (zh) 2013-03-06

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