EP2920371A1 - Dispositif permettant de nettoyer des surfaces - Google Patents

Dispositif permettant de nettoyer des surfaces

Info

Publication number
EP2920371A1
EP2920371A1 EP13786429.4A EP13786429A EP2920371A1 EP 2920371 A1 EP2920371 A1 EP 2920371A1 EP 13786429 A EP13786429 A EP 13786429A EP 2920371 A1 EP2920371 A1 EP 2920371A1
Authority
EP
European Patent Office
Prior art keywords
steam
cleaned
heating element
cleaning
vapor
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.)
Granted
Application number
EP13786429.4A
Other languages
German (de)
English (en)
Other versions
EP2920371B1 (fr
Inventor
Johannes Martin JUCKER
Slavko LAZEVSKI
Jürg Walter SOLENTHALER
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.)
Zaugg AG Eggiwil
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to SI201330695T priority Critical patent/SI2920371T1/sl
Publication of EP2920371A1 publication Critical patent/EP2920371A1/fr
Application granted granted Critical
Publication of EP2920371B1 publication Critical patent/EP2920371B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
    • E01H1/02—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt
    • E01H1/05—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt with driven brushes
    • E01H1/056—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt with driven brushes having horizontal axes
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
    • E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
    • E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
    • E01H1/103—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers in which the soiled loosening or washing liquid is removed, e.g. by suction

Definitions

  • the present invention relates to a device and a method for the cleaning of surfaces, in particular of floors and floor coverings.
  • EP 1 498 063 A 1 describes a device for cleaning surfaces.
  • a cleaning tool in the form of a circular-shaped brush is attached to a cantilever.
  • the cleaning medium used is a mixture of steam and cleaning agent.
  • the cleaning tool can be driven by a gear.
  • the steam is generated in a steam generator outside the device and is supplied via a hose line of the device.
  • the cleaning agent is added to the steam.
  • This device is tied to an electrical supply line, which must be tightened again and again. Therefore, the operating radius of this device is limited.
  • EP 1 49 1 299 A1 describes a method and an apparatus for producing a mixture of water vapor and a liquid cleaning agent. This mixture can be supplied via a flexible hose a floor cleaning machine or a cleaning lance.
  • WO 2004/01 7805 A 1 for cleaning floor surfaces steam and cleaning liquid are applied together before the active surface of a cleaning tool, which has the form of rotating, annular brushes applied.
  • the cleaning liquid can be applied in heated form.
  • WO 2004/0 1 7805 A1 also describes a mobile floor cleaning appliance. In this device, the opening for the outlet of steam and then the opening for the outlet of cleaning liquid in front of the cleaning tool are angeord net in the working direction.
  • This mobile floor cleaning device is bound to an electrical supply line, which must be tightened again and again. Therefore, the range of action of this floor cleaning device is limited.
  • the inventive device and the inventive method are suitable for the cleaning of surfaces of largely arbitrarily structured soils, especially paved traffic areas, such as streets, squares, floors in stations, waiting halls, industrial floors, traffic areas, which are used by aircraft. Summary of the Revelation
  • a device is mounted and / or mounted on and / or on a movable in a working direction mobile platform, such as a carrier vehicle, and designed together with the mobile platform for autonomous operation.
  • the device comprises, in the working direction, in succession to ordered, the following elements:
  • heating element B for heating the surface to be cleaned, wherein the heating element B comprises a planar vapor field, which in operation acts on the surface to be cleaned with steam;
  • An element C for mechanical processing of the surface to be cleaned which comprises at least one such sub-element, which made the removal of the dissolved or detached contaminants on the surface to be cleaned by means of rotation and bottom jerk, the rotation about a transversely to the direction horizontally arranged Axis takes place;
  • the "working direction” is the direction in which the mobile platform moves during cleaning.
  • the heating element B is typically connected to at least one hot steam generator, which in turn is connected to a fresh water tank and a pressure water pump by means of at least one connecting line.
  • the heating element B and the hot steam generator are typically connected to a central control and monitoring unit which controls the respectively required heating of the surface to be cleaned.
  • the steam is used to warm up the surface to be cleaned and possibly to dissolve and / or soften soiling, while no or at most only a slight mechanical removal of dirt by the vapor pressure occurs.
  • the steam thus acts at least largely non-abrasive.
  • the element C for mechanical processing of the surface to be cleaned is typically connected to such an electrical control, which individually controls the control of said respectively existing sub-elements with regard to rotation, direction of rotation, rotational speed and ground jerk.
  • the element D may be connected via a suction line with a closed container 4 for receiving the dirt particles and the condensed water, said closed container is connected to an element which generates a vacuum, for. B. a suction pump.
  • the element D, the suction line and the container for Receiving the dirt particles and the condensed water can be connected to such a central control and Ü monitoring unit, which controls the pressure in the element D, in the suction line and in the container in each case required U.
  • the elements B, C, D can be fixed to a support plate, said support plate to be fixed floating on the mobile platform in height adjustable.
  • the element B is attached to the mobile platform via the element C.
  • the element C can be waived in whole or in part on a height-adjustable and floating storage.
  • the mobile platform can be, in particular, an available municipal transporter or else one or more special vehicles.
  • the device is realized by one or more compact modules, which can be easily mounted on the mobile platform and separated from the mobile platform.
  • the interfaces to the mobile platform can be designed for rapid assembly and disassembly without the generally available tools such as wrenches, etc.
  • a method according to the invention for cleaning surfaces by operating a cleaning device mounted on and / or on a movable mobile platform in a working direction comprises the sequential steps:
  • a device according to the invention can be used, in particular, for carrying out a cleaning method according to the invention, special designs, extensions and modifications of the device being reflected in corresponding refinements, extensions and modifications of the cleaning method. Therefore, certain embodiments of the device readily disclose corresponding methods, even if not explicitly mentioned. In an analogous manner, described method steps reveal at the same time corresponding embodiments of a device according to the invention.
  • a spray element A for the application of at least one cleaning agent, in particular a chemical cleaning agent is arranged on the surface to be cleaned.
  • the spray element A can be connected via connecting lines to various storage containers in which different cleaning agents are contained, the spray element A being connected to such a central control and monitoring unit which controls the optional addition of the respectively required amount of necessary cleaning agent.
  • the number of storage containers and the stored detergent depends on the field of application or the fields of application of the device.
  • completely or partially independently operating spray devices A are provided for the application of various cleaning agents.
  • the cleaning agent is aspirated together with the condensed vapor and the pollution by element D.
  • the heating element B has a vapor exit barrier arranged on the outside or on the circumference of the vapor field, which counteracts the escape of water vapor from the surface to be cleaned.
  • the steam outlet barrier is typically on the outside or on the circumference of the steam field angeord net prevents escape of steam from the surface to be cleaned.
  • the steam outlet barrier is typically on the outside or on the circumference of the steam field angeord net prevents escape of steam from the surface to be cleaned.
  • loss steam Such undesirable escaping steam, which does not contribute to the heating and cleaning of the surface to be cleaned, is referred to herein as loss steam.
  • the loss of steam increases the amount of steam to be supplied, which increases the amount of water to be carried and consumed; Furthermore, the loss of steam requires a more powerful design of the or the hot steam generator (s). Furthermore, the additional energy required to produce the loss steam reduces the energy efficiency of the device.
  • the technical realization of the steam outlet barrier can be done in various ways. It is possible, for example, arranged on the sealed edges of the steam field mechanical seal, such as in the form of rubber lips or a circumferential labyrinth seal or a series of resting in operation on the surface to be cleaned sealing brushes. Another, alternative or additional Ausgestal tion of the steam outlet barrier is in a suction device, which sucks excess steam along the edges of the steam field.
  • a steam outlet barrier with suction the extracted steam is fed to a waste water tank, a fresh water tank or a steam generator coupled to the steam field.
  • the extracted steam can be condensed in the simplest case and fed to a waste water tank, which may be the tank, which also receives the vapor condensed at the bottom and the contaminants.
  • the extracted steam is used further;
  • the steam outlet barrier can be designed such that the extracted steam passes through a condenser and optionally a purification stage and the resulting water to the fresh water tank, which stores the water for the steam field, or directly to the one or more hot steam generators.
  • the device comprises a device for heat recovery from the extracted steam, for example a heat exchanger.
  • the heat exchanger can be arranged, for example, directly in or in thermal contact with the fresh water tank.
  • a further alternative or additional embodiment of the vapor escape barrier comprises a fluidic displacement device which displaces the vapor from the beginning of the vapor field to its interior.
  • a displacement device may comprise, for example, an arrangement of inwardly directed steam nozzles or other directed steam outlet openings.
  • a fluidic displacement device comprises a compressed air device which blows compressed air onto the surface to be cleaned along the edges to be sealed off.
  • a compressed air device which blows compressed air onto the surface to be cleaned along the edges to be sealed off.
  • the steam field comprises a steam homogenizer, which is designed to ensure an at least substantially homogeneous and uniform Dampfbeetzschlag ung the surface to be cleaned.
  • the steam homogenizer for example, consists of a planar structure, which has the dimensions of the steam field and is mounted in the flow direction of the steam between the steam outlet openings and surface to be cleaned. Through this, the steam is passed in the transverse direction, before striking the surface to be cleaned, while evenly distributed in the homogenizer over the surface.
  • the steam homogenizer comprises a flat and porous, sponge-like material or a planar fabric, for example a flat stainless steel mesh, a mesh, a mesh structure or the like.
  • the device includes a collision stop device operably coupled or coupled to a drive of the mobile platform and configured to automatically stop the drive of the device when it collides with a stop and / or collides with a stop is threatening.
  • the device includes a collision stop device.
  • This is functionally coupled to or designed for such coupling with the drive of the mobile platform, for example the carrier vehicle, and causes the device to be automatically stopped when the device collides with a stop in the working direction and / or such a collision threatening.
  • the collision stop device can comprise one or more sensors, for example, in the form of electrical switching contacts, reflex light barriers, capacitive proximity sensors, optical triangulation distance sensors or the like as sensor elements for detecting an acute or imminent collision, it also being understood that a combination of different sensors is possible.
  • the one or more sensors of the collision stop device are typically arranged in the working direction at the front of the device in the working direction.
  • the collision stop device is particularly useful when used in confusing or highly structured environment, such as the interior of warehouses, underground garages, parking garages or the like. Collision risks, in particular, are reduced or eliminated by the anti-collision device, which results on account of the comparatively large required structural length in the working direction and the driver's view limited thereby.
  • the device comprises a length reduction device, which is coupled to the heating element (B) such that by its control the heating element B is moved from a working position to a transport position, wherein in the transport position, a dimension around which the heating element B protrudes in the working direction on the element for mechanical processing (C), is reduced or canceled relative to the working position.
  • the length reduction device comprises a retraction device, which is designed to retract the heating element (B) with respect to the element for mechanical processing (C) against the working direction or to move it counter to the working direction. In this case, further, the distance of the heating element relative to the underground or the surface to be cleaned changed and the heating element (B), for example, be raised.
  • the retraction device additionally acts as a lifting device.
  • the heating element (B) is in transport position above the element for mechanical processing (C) and has to this a small distance or is on the element for mechanical processing (B), for example on the brush box on.
  • the orientation of the heating field (B) is parallel to the brush box, so that brush box and heating field (B) in the transport position form a compact unit whose dimensions, apart from the small additional height of the heating element (B), essentially those of the brush box correspond.
  • Such an arrangement of the steam field makes it possible, in particular, to reduce the overall length of the device by the length of the steam field during the entry or exit to or from the place of work or even when maneuvering at the place of use, thus improving the maneuverability and the driver's view.
  • the heating element performs during the movement of the working position into the transport position, for example, a circular shift, that is, a translational movement along a circular arc.
  • hot steam pipes which supply the hot steam to the steam field, serve as a pull-back device.
  • the housing of the steam box is mounted on the hot steam pipes on the brush box and is rotated or pivoted by means of a driven rotation of the hot steam pipes on the brush box ged.
  • the retraction device by a separate kinematic arrangement, for example a linkage. This may be advantageous, for example, if the heating element is relatively heavy and / or the steam is to be supplied through hoses.
  • the drive for moving the heating element may be performed hydraulically, for example; In principle, however, a pneumatic or electric drive and a manual drive are possible.
  • the steam field is foldable, for example accordion-like design, whereby the working position of a deployed and the transport position corresponds to a folded configuration.
  • the length reducing device comprises a retraction device in the form of a rail arrangement, through which the Heating element (B) for transport under the device for mechanical processing (C) can be withdrawn.
  • the heating element (B) has the heating element (B) in the transport position with respect to the underground or the surface to be cleaned and the element for mechanical processing (C) a changed orientation.
  • the heating element (C) for transport before the element for mechanical processing (B), for example, the brush boxes vertically up to a transport position to fold in which it is compared to the working position to z. B. is tilted 90 °.
  • the heating element z. B. to pivot about a vertical axis laterally in a transport position under the element for mechanical processing.
  • the element is an element for suction in its suction power continuously or in step controllable or adjustable.
  • a controllable, controllable, or generally adjustable suction power is particularly advantageous when the device is put into operation in a heating phase in order to temporarily draw off liquid water emerging from the steam outlet openings of the steam field in the heating phase of the hot steam generator or steam generators
  • the device includes filter means coupled to the aspiration element for filtering debris.
  • filter means coupled to the aspiration element for filtering debris.
  • solid dirt particles can be collected separately, such as in a dirt drawer.
  • a Zykonabscheider basically known type is.
  • the device comprises a cleaning device for cleaning the extracted water, wherein the cleaning device is coupled to the device for suction D and a collecting container.
  • the cleaning device is coupled to the device for suction D and a collecting container.
  • sufficiently good cleaning can serve as a container directly the fresh water tank, which stores the fresh water for steam generation.
  • Further or alternative facilities for physical, biological or chemical cleaning or treatment of the water can also be provided if necessary.
  • the element for machining the surface to be cleaned is equipped by means of adjustable casters, in particular with at least six casters, which are adjustable in height.
  • the spray element A is fixed in the height and in the tilt adjustable and has at least four nozzles, each nozzle preferably has a dripping preventing valve.
  • the heating element (B) has at least two independent, horizontally arranged, hot steam pipes, which have openings for the discharge of hot steam on the sides, which face the surface to be cleaned.
  • the tubes on the bottom at regular intervals holes through which the detergent can flow down to the surface to be cleaned.
  • the heating element B is secured on its upper side by means of a gimbal joint to a support frame, which ensures the necessary pitching and yawing movements of the heating element B.
  • each brush is individually attached to a single support, each dragging sluggish by means of a working direction arranged parallelogram ramm suspension on the brush box C is attached.
  • a downwardly directed tab is laterally attached to each support in the working direction on both sides, wherein the first tab, which is arranged on the side of the driver's seat, the support for the axis of the brush roller, and wherein a hyd raulischer direct drive is attached to the opposite second tab, which drives the brush roller.
  • the element C for mechanical processing of the surface to be cleaned comprises at least two, preferably three, sub-elements 1 1 in the form of rotating, about transversely to the direction horizontally angeord designated axes rotating brush rollers,
  • such an embodiment is located in the spaces between the brush rollers at least one additional Heissdampf- which on the side facing the surface to be cleaned, has openings for the discharge of hot water vapor, said hot steam tube of the application of hot water vapor and at least one cleaning agent on the surface to be cleaned. Furthermore, between the last brush roller and the inner brush nenseite arranged in the direction of the rear end wall of the brush box on a Schwemmrohr arranged at least three holes through which water can escape, with which the surface to be cleaned can be wetted.
  • the element D for sucking the dirt particles and the cleaning agent and the condensed water from the cleaned surface has the shape of a working direction forward crescent-shaped or U-shaped hollow body which is sealed against the surface to be cleaned, and wherein this element D is fixed by means of a sluggish in the direction parallelogram ram suspension on the brush box C.
  • the element that creates a vacuum has an upward opening for the air outlet.
  • each hot steam generator preferably present has a power of at least 50 kW.
  • a flexible seal located between the heating element B and the element C for mechanical processing of the surface to be cleaned, a flexible seal, which has the shape of a bead in cross-section, and is preferably made of rubber.
  • a preferably existing alluvial tube 1 6 via connection lines with the preferably existing fresh water tank is connected, wherein the fresh water tank is connected to generate the required working pressure with a pressure water pump.
  • injector valves are present on the heating element B, by means of which additional cleaning agent can be fed from existing in some embodiments storage containers 2a, 2 b, 2c, 2d in the Heisswasserdampf leading tubes.
  • Figure 1 shows purely schematically in the direction of a carrier vehicle, the left side of a possible embodiment of the inventive device.
  • Figure 2 shows purely schematically in the direction of a carrier vehicle, the right side of a possible embodiment of the inventive device.
  • FIG. 3 shows, purely schematically, a possible arrangement of horizontal, serpentine angeord Neten, tubular hot steam pipes 9.
  • FIG. 4 shows, purely schematically, the plan view of the loading surface F of a carrier vehicle of a possible embodiment of the device according to the invention.
  • FIG. 5 shows schematically a heating element B and a device for mechanical processing of an alternative device according to the invention.
  • FIG. 6 shows an arrangement similar to FIG. 5, mounted on and on a carrier vehicle.
  • Suitable carrier vehicles are, for example, the vehicles of the Ladog T 1 1 50 to T 1 550 series from Ladog-Fahrzeugbau andreas GmbH in D-77736 Zell am Harmersbach / Germany.
  • the mobile platform could be a special vehicle.
  • the mobile platform may alternatively be provided by an autonomous, i. H. driverless moving mobile platform are formed, which z. B. departs a wholly or partially pre-planned cleaning path.
  • a mobile platform which in contrast to the dargestell th embodiments here not automotive, so is self-propelled, but for example, designed as a vehicle trailer or even by a person, possibly motor assisted, is pushed.
  • the optional spray element A for application of at least one cleaning agent to the surface to be cleaned
  • the heating element B for heating the surface to be cleaned
  • the element C for mechanical processing of the surface to be cleaned
  • These elements A, B, C, D can be raised for transport purposes optional means of the present on the carrier vehicle Olhydraulikan 1.
  • the spray element A is preferably fixed in height adjustable in inclination and has for example at least four nozzles 7, wherein each nozzle 7 preferably has a dripping preventing valve.
  • the heating element B for heating the surface to be cleaned is made of stainless steel and has the shape of a downwardly open trough and represents the actual steam field B.
  • a (not shown) Dampfhomogenisierer may optionally be present.
  • the heating element B is preferably movable to the element C for mechanical processing of the surface to be cleaned, ie the brush box C, grown.
  • the heating element B can preferably be raised separately again by means of ⁇ lhyd raulik 1 for transport purposes and is up to a tilt angle of max. 45 ° laterally and independently suspended pendulum.
  • the distance between the bottom and steam field B can be adjusted by means of height-adjustable casters 8 and stop buffers on the brush box C.
  • heating element B In the interior of the heating element B are preferably horizontally at a distance of a few centimeters to the surface to be cleaned hot steam tubes 9 fixed in Sch Siemenslin ienförmiger arrangement.
  • tubes 9 have on the U nterseite at regular intervals steam outlet openings in the form of holes through which the hot steam flows down to the surface to be cleaned and heats the surface to be cleaned to the temperature required for the cleaning process.
  • An unillustrated Dampfhomogenisierer may be arranged in the form of a flat stainless steel mesh below the holes.
  • the required hot steam is generated by way of example in the two hot steam generators 3a, 3b.
  • the heating element B can also horizontally at a distance of a few centimeters to the surface to be cleaned detergent leading tubes 33 in Sch Siemenslin ienförmiger arrangement be attached. These tubes 33 have on the bottom at regular intervals holes through which the detergent flows down to the surface to be cleaned.
  • heating element B injector valves may additionally be present, which allow additional detergent from the storage containers 2 a, 2 b, 2 c, 2 d feed into the hot water vapor-carrying tubes 9.
  • the edge of the steam field B can be shielded from the outside by means of a vapor escape barrier in the form of suitable sealing profiles or sealing brushes so that as little steam as possible can escape from the space above the surface to be cleaned. Also possible are other vapor escape barriers shown in the general description of the invention, such as a fluidic air curtain.
  • the brush box C preferably covers the entire working width of, for example, 1 250 mm and in particular has the shape of an upwardly closed box.
  • the brush box C is made of a stable sheet metal construction.
  • the brush box C is down, ie against the surface to be cleaned, open.
  • brush box C Inside the brush box C are, for example, two, preferably three, independently suspended brush support frame 10a, 1 0b, 1 0c, which in turn carry the horizontally arranged and rotating brush rollers 1 1 a, 1 1 b, 1 1 c transversely to the direction.
  • These brush rollers 1 1 a, 1 1 b, 1 1 c are preferably
  • Suitable brush rollers 1 1 a, 1 1 b, 1 1 c are available for example from Zeintra AG in CH -9500 Wil (SG) / Switzerland.
  • the brush holder frame 1 0a, 1 Ob, 1 0c are raulikzylindern by means of two Olhyd and four carriers in a Parallelog ramm, sluggish seen in the working direction, attached to the brush box C.
  • the movable mounting of the parallelogram is based on, for example, Rosta ® rubber spring elements.
  • the individual brush holder frames 1 0a, 1 0b, 1 0c can be adjusted in height with respect to the brush box C oil hydraulic height.
  • the individual contact pressure of the brush carrier frame 1 0a, 1 0b, 1 0c and thus the brush rollers 1 1 a, 1 1 b, 1 1 c can be loaded and unloaded by means of an electro-hydraulic control 1 2.
  • the brush rollers 1 1 a, 1 1 b, 1 1 c installed in the brush support frames 10a, 10b, 110c each have a hydraulic direct drive 1 3a, 13b, 13c by means of a hydraulic motor.
  • These hydraulic motors 1 3a, 1 3 b, 1 3c can each be individually adjusted independently of each other in the direction of rotation and speed.
  • the arrangement of the brush rollers 1 1 a, 1 1 b, 1 1 c and the corresponding direct drives 1 3a, 1 3 b, 1 3c are designed in the brush box C so that at least on the left side, in the working direction of the carrier vehicle, the brush rollers. 1 1 a, 1 1 b, 1 1 c can be moved as close as possible to the edge of the surface to be cleaned. This made it possible to clean surfaces down to a few centimeters, which are bordered by walls, straps, curbs and the like.
  • Hydraulic drives are typically found in the use of a carrier vehicle shown here by way of example. Depending on the used mobile platform and other conditions to be taken into account but also completely or partially other drives can be used, such as electric and / or pneumatic drives.
  • the driver's seat is attached by way of example in the working direction on the left side of the driver's cab E. Therefore, the driver can precisely view the left side in the working direction as mentioned above.
  • brush box C injector valves may additionally be present, which allow additional detergent from the storage containers 2a, 2b, 2c, 2d feed into the hot steam pipes 1 4.
  • the edge of the brush box C is by means of suitable sealing profiles or sealing brushes against the outside so abd Eccleses that as few H itze and dirty water can escape from the space formed by brush box C and surface to be cleaned. All necessary for the operation of the element C for mechanical processing of the surface to be cleaned hydraulic units, so control valves, cylinders and hydraulic motors are preferably incorporated in the electro-hydraulic control 1 2, which is exemplified on the brush box C.
  • the uniform distance of the brush box C to be cleaned surface can be ensured by means of height-adjustable swivel and transport rollers 8.
  • the brush box C is preferably suspended laterally and longitudinally up to an angle of 45 ° independently of the carrier vehicle pendulum.
  • the brush box C In the working direction behind the brush box C is preferably in a sluggish arrangement attached by means of a trapezoidal linkage on the brush box C element D for sucking the dirt particles and the cleaning agent and the condensed water kon from the cleaned surface.
  • This element D for suction preferably has the shape of a suction nozzle 1 7, which also extends over the entire working width.
  • the suction nozzle 1 7 can be either sickle-shaped or in particular has a U-shape bent forward in the working direction, through the design of which the dirt to be absorbed is optimally guided while driving in the working direction to the centrally located suction opening.
  • the uniform distance of the suction nozzle 1 7 to the cleaned surface can be ensured by means of height-adjustable transport rollers.
  • the suction nozzle 1 7 is preferably automatically pivoted away upward to avoid damage.
  • the waste water tank 4 extends over the entire width of the loading surface F of the carrier vehicle.
  • the drive of all components of the exemplary device is preferably carried out by means of proportional hydraulics, which are provided by the carrier vehicle by means of pressure, return and leakage oil connections in sufficient pressure and in sufficiently large flow in several, independent of independent circuits available.
  • the hydraulic functions are controlled by electric proportional valves which are located in the electro-hydraulic control 1 2 on the brush box C and which relate their oil supply from the front pressure, return and leakage oil connections to the carrier vehicle.
  • the operation and monitoring of the hydraulic functions, the rotational speeds and the contact pressure of the brush rollers 11a, 11b, 11c are effected by means of electrical control 19 from the driver's cab E.
  • This electrical control unit 19 is exemplified here instead of a front passenger seat the right side mounted in the driver's cab E in the working direction.
  • a demountable support frame 6 On the backward tiltable loading surface F of the carrier vehicle a demountable support frame 6 is constructed.
  • the dirty water tank 4 is set by means of a laterally disposed therefrom hydraulically operated turbine 20 under vacuum.
  • the two hot steam generators 3a, 3 b In working direction Rich before the waste water tank 4 are the two hot steam generators 3a, 3 b, which are mounted for better maintenance accessibility on a pull-out heavy load extract.
  • These storage containers 2a, 2b, 2c, 2d are each held individually in an integrated support frame and can be attached and removed separately.
  • additional lines may be present, which lead and spray the corresponding detergent from the storage containers 2a, 2b, 2c, 2d by means of application lines in the steam field B and / or in the brush box C.
  • the central control and overgrowing unit 22 for the entire technical construction.
  • a fuel tank 23 On the right in the direction of the loading surface F is a fuel tank 23 with a capacity of, for example, at least 1 00 liters.
  • diesel oil is filled in the fuel tank 23 .
  • the two hot steam generators 3a, 3b are operated with this diesel oil.
  • the fuel fuel tank 23 has an electric position sensor, which indicates the driver in the driver's cab E the current fuel supply for the operation of the two hot steam generators 3a, 3 b.
  • the device 5 for generating electrical energy for the operation of the entire engineering structure has in particular the form of a current generator, which typically se generates a voltage of 230 V voltage and provides a power of at least 8 kVA power.
  • This power generator 5 is located in the working direction at the rear of the vehicle and is operated oil-hydraulically by means of pressure, return and leakage oil connections of the carrier vehicle.
  • pressure water pump 27 In the direction of the right of the two hot steam generators 3a, 3b, the operated by means of a 230 V / 2000 W electric motor 26 pressure water pump 27 is installed. This pressure water pump 27 delivers the water from the fresh water tank 28, which is centrally mounted on the loading surface F, via a water filter 29 to the metering valves 24 and then into the two hot steam generators 3a, 3 b.
  • Purified water especially drinking water, can be used as the water.
  • Purified water can be used as the water.
  • the water can also be added after preliminary determination of the lime content / the degree of hardness and a water softener, for example, a water softener Düring AG in CH -81 08 Dällikon / Switzerland.
  • a water softener for example, a water softener Düring AG in CH -81 08 Dällikon / Switzerland.
  • the working pressure of the hot steam is controlled by the pressure relief valves 25.
  • the metering valves 24 and the pressure limiting valves 25 are installed in the working direction on the right side.
  • the hot water vapor leaving the two hot steam generators 3 a, 3 b preferably has a temperature of at least 1 50 ° C.
  • the hot steam generated is conducted by means of hoses to the steam field B and, if necessary, into the hot steam pipes 1 4.
  • the pressure-water pump 27 promotes the respective required rinse water, the amount of which is regulated by a metering, the Schwemmrohr 1 6th
  • the waste water tank 4 is preferably constructed and installed as follows:
  • the waste water tank 4 consists of a thick-walled construction of profiled 4 mm steel sheet and a volume of, for example, at least 400 liters. On the inside of the waste water tank 4 is additionally reinforced with braces to prevent contraction under vacuum. The bottom of the dirty water tank 4 is also reinforced against deformation by vacuum by means of struts on the bottom of the soil.
  • the top of the dirty water tank 4 consists for example of a removable cover made of profiled 4 mm sheet steel.
  • a quick-lock lockable maintenance opening with a diameter of at least 300 mm.
  • a transparent plastic tube which is vacuum-resistant and is arranged vertically.
  • the suction connection consists of a welded-in 2 " pipe, a 90 ° bend pointing downwards and a rubber lip for the sealing of the float ball
  • the float ball in turn is centered by a guide tube, which is screwed to the inside of the wall of the dirty water tank 4.
  • This float ball closes the suction connection with a full recovery tank 4.
  • the outlet opening 3 At the rear wall in the direction of the dirty water tank 4 is located at the bottom and center angeord net the outlet opening 3 1, which in turn is equipped with a dirty water plate slide and a Storz coupling.
  • the dirty water tank 4 is therefore arranged in the working direction at the back of the loading area F, so that the recovery tank 4 can be easily emptied by backward tilting of the bed F.
  • an electric float On the front side in the working direction of the dirty water tank 4, an electric float is inserted, which indicates the current level to the driver and emits a warning signal with full recovery tank 4.
  • a suction connection for a suction pipe of a commercially available industrial vacuum cleaner can be attached to the dirty water tank 4.
  • the turbine 20 is preferably constructed and mounted as follows:
  • This vacuum turbine 20 is operated with a gerotor oil motor, in particular with a volume flow of about 5 to 20 liters per minute and a speed of up to 3,000 rpm.
  • This vacuum turbine 20 preferably generates a vacuum of> minus 0.3 bar (relative).
  • the vacuum turbine 20 is net angeord on the loading surface F at a short distance to the waste water tank 4.
  • the vacuum turbine 20 is connected to the waste water tank 4 kink-free with a vacuum-resistant tube 32.
  • the drive of the vacuum turbine 20 via an adjustable proportional hydraulic valve, which is located on the brush box C.
  • the hydraulic oil is conducted via the rear side of the loading surface F in the working direction about the pivot point of the tiltable loading surface F by means of pluggable hydraulic connections to the vacuum turbine 20.
  • a device according to the invention which is mounted on and on a carrier vehicle and is supplied with the required energy by this carrier vehicle, is preferably operated as follows:
  • the carrier vehicle can travel on its own for short distances on its own to the place of use. For longer distances, the carrier vehicle is transported to the place of use.
  • the surface to be cleaned must be pre-cleaned. This means that loose waste, such as cans, paper, cardboard, plastic parts, organic waste, which are located on the surface to be cleaned, must be previously removed in a separate operation in a conventional manner, for example with a sweeping machine.
  • cleaning agent In the canisters 2a, 2b, 2c, 2d, the respectively required cleaning agent are filled.
  • Particularly suitable cleaning agents are those which preferably remove substances based on hydrocarbons, for example oils, fats, fuels, chewing gum, dried-on residues of sweet drinks, abrasions of vehicle tires, abrasions of aircraft tires, in such a state. that these contaminants can be dissolved or removed and removed by the application of thermal and mechanical influences from the surface to be cleaned.
  • the product Top Cleaner from Top-Cleaner GmbH in CH -9053 Teufen / Switzerland can be used.
  • the product industrial cleaner forte the company Amstutz products AG in CH-6274 Eschenbach (LU) / Switzerland can be used.
  • a cleaning agent for the removal of abrasions of vehicle tires and abrasion of aircraft tires either the product Top-Cleaner Top-Cleaner GmbH in CH -9053 Teufen / Switzerland or a mixture of the two above-mentioned cleaning agents can be used.
  • the pumps 2 1 suck the respective cleaning agent from the canisters 2 a, 2 b, 2 c, 2 d and convey it via transport lines into the spray element A and optionally into the steam field B and / or into the brush box C.
  • the hot steam which is produced in the hot steam generators 3a, 3b, is conducted via transport lines into the steam field B and optionally into the brush box C.
  • the contact time of the cleaning agent and the hot water vapor is determined by the selected driving speed of the carrier vehicle.
  • the driving speed is preferably ⁇ 1 km / h.
  • the pretreated, to be cleaned surface is then mechanically treated with the brush rollers 1 1 a, 1 1 b, 1 1 c.
  • the driver of the carrier vehicle decides in which direction, with which speed and with which contact pressure the brush rollers 1 1 a, 1 1 b, 1 1 c should work.
  • the suction on the suction nozzle 1 7 is generated by the turbine 20.
  • the contents of the waste water tank 4 is emptied through the outlet port 3 1 and disposed of in an environmentally friendly way in a separate process.
  • FIG. 5 shows schematically a device according to the invention according to an alternative embodiment.
  • a brush box forming the housing of the mechanical machining apparatus B is provided in a similar manner as in the embodiment shown in FIGS. 1, 2 and not shown in FIG.
  • FIG. 5 particular features are explained below, in particular for this embodiment.
  • the basic structure corresponds to that in The structure shown in Figures 1 to 4 or results in variants of the general disclosure.
  • a length reduction device which comprises the hot steam tubes 9 '.
  • the hot steam pipes 9 ' serve train as easy withdrawal and lifting device.
  • a collision stop device of the previously described type is optionally also arranged.
  • one or more spraying elements can also be arranged in the working direction in front of the heating element B, as illustrated and explained in connection with the embodiment of FIGS. 1, 2.
  • the heating element optionally further includes a steam homogenizer as described above.
  • the element for mechanical processing (C) comprises a rigid support frame 50, in which the hot steam tubes 9 are mounted pivotably about a horizontal axis.
  • the drive of the drive not shown and arranged within the brush box, for example, hydraulically, pneumatically or electrically be executed hyd; additionally or alternatively, the pivoting can be done manually.
  • the heating element (B) is also bezüg Lich the hot steam pipes 9 'pivotally mounted.
  • heating element (B) By pivoting the hot steam pipes 9 'in the direction indicated by arrow X heating element (B) is pivoted to move from the working position shown in Figure 5 in the transport position in a circular shift about the element for mechanical processing and thereby first raised until its underside is located above the brush box, and then withdrawn and lowered so that it rests on the brush box at the end of the movement or is held by the hot steam pipes 9 'at a small distance to the brush box.
  • an optional vapor escape barrier 40 is further arranged, which can be realized in one of the manner described in the general description of the present invention, for example by a circumferential sealing profile or a suction device.
  • the two existing in this embodiment brush rollers 1 1 ' can be designed in a fundamentally analogous manner as the brush rollers 1 1 a, 1 1 b, 1 1 c in the embodiment according to Figure 1, 2.
  • the Carrier side facing the device for mechanical processing B is in each case parallel to the axis of rotation of the brush rollers 1 1 ', transverse to the working direction, an optional pair of rubber lips 59 arranged.
  • the brush rollers 1 1 'resting on their own weight on the floor to be cleaned can be relieved of control for controlling the contact pressure.
  • the lifting cylinders 57 Alternatively, be driven differently than pneumatically, in particular hyd raulisch or electrically.
  • a flange plate 60 is provided, which is preferably rigidly coupled to the support frame 50, for example, welded or screwed.
  • the flange plate 60 is for mounting on a suitable carrier vehicle, such as a conventional municipal truck as described above.
  • the flange plate 60 may have a corresponding standardized shape.
  • heating field B and mechanical processing apparatus C can be preferably raised and lowered. This is done by a corresponding increase or decrease of a flange plate on the carrier vehicle, which is the counterpart to the flange 60.
  • the flange plate are also required for the operation of the device interfaces, for example, for hydraulic, pneumatic and / or electrical supply to the device, control and signal lines and Stel sources for the supply of hot steam and the suction.
  • these interfaces are preferably designed such that they correspond with any corresponding interfaces of the carrier vehicle, for example an electrical power supply present on the carrier vehicle via the electrical system of the carrier vehicle or an oil hydraulic system of the carrier vehicle.
  • the interfaces are preferably designed to be detachable in order to enable a simple and rapid assembly and disassembly on the carrier vehicle.
  • FIG. 6 shows an embodiment, which in principle corresponds to the embodiment shown in FIG. 5, ready for use, where it is mounted together with the other units and devices required for operating the device on and on a carrier vehicle, which for example is a conventional municipal transporter of the type previously described can be .
  • the stem consisting of heating element B, apparatus for mechanical processing C and (not visible) suction device D can, as is previously shown, preferably be mounted detachably on the carrier vehicle.
  • the components arranged on the loading surface F are angeord net on a common support platform F ', which is detachably connected to the loading surface F. In this way, the entire assembly, including support platform F ', mounted by means of crane eye 7 1 in a simple manner on the bed F and also be removed from this again.
  • each housing encapsulated module 70a , 70b, 70c, 70d arranged.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Cleaning In General (AREA)

Abstract

L'invention concerne un dispositif permettant de nettoyer des surfaces, le dispositif étant ou pouvant être monté sur/fixé à une plateforme mobile pouvant se déplacer dans une direction de travail, par exemple un véhicule porteur, et étant mis au point pour fonctionner de manière autonome avec la plateforme mobile. Le dispositif comprend les éléments suivants, agencés les uns derrière les autres dans la direction de travail : un élément chauffant (B) qui sert à chauffer la surface à nettoyer, l'élément chauffant (B) comprenant une zone de vapeur plane qui soumet la surface à nettoyer à l'action de la vapeur pendant le fonctionnement; un élément (C) qui sert au traitement mécanique de la surface à nettoyer et comprend au moins un élément partiel (11) qui permet d'enlever les impuretés déliées ou détachées sur la surface à nettoyer par rotation ou pression au sol, la rotation se faisant autour d'un axe horizontal transversal à la direction de travail; et un élément (D) qui sert à l'aspiration des impuretés ainsi que de l'eau produite par la condensation de la vapeur sur la surface à nettoyer.
EP13786429.4A 2012-09-06 2013-09-06 Dispositif permettant de nettoyer des surfaces Active EP2920371B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SI201330695T SI2920371T1 (sl) 2012-09-06 2013-09-06 Priprava za čiščenje površin

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01592/12A CH706921A1 (de) 2012-09-06 2012-09-06 Vorrichtung für die Reinigung von Oberflächen von beliebig strukturierten Böden.
PCT/EP2013/068519 WO2014037535A1 (fr) 2012-09-06 2013-09-06 Dispositif permettant de nettoyer des surfaces

Publications (2)

Publication Number Publication Date
EP2920371A1 true EP2920371A1 (fr) 2015-09-23
EP2920371B1 EP2920371B1 (fr) 2017-04-26

Family

ID=49546375

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13786429.4A Active EP2920371B1 (fr) 2012-09-06 2013-09-06 Dispositif permettant de nettoyer des surfaces

Country Status (6)

Country Link
EP (1) EP2920371B1 (fr)
CH (1) CH706921A1 (fr)
DK (1) DK2920371T3 (fr)
ES (1) ES2629737T3 (fr)
SI (1) SI2920371T1 (fr)
WO (1) WO2014037535A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017002948B4 (de) 2017-03-24 2019-09-19 Viarius Gmbh Bodenreinigungsmaschine mit heb- und senkbarem Reinigungsmodul und Verfahren zum Betrieb
CN108316217B (zh) * 2018-01-22 2019-04-09 湖北大康建设有限公司 一种市政地板砖缝隙清扫装置
DE102021102167B4 (de) 2021-01-29 2023-01-26 Sven Allmendinger Selbstfahrender Reinigungsroboter für die Bodenreinigung

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1992790U (de) * 1967-12-04 1968-08-29 Kibo Kommunalmaschinen G M B H Vorrichtung zur staubbindung bei kehrmaschinen.
DE2457708A1 (de) * 1974-12-06 1976-06-10 Dynaclean Ltd Geraet zum reinigen von oberflaechen
AT361533B (de) * 1977-03-09 1981-03-10 Strassmayr J Strassenbaumasch Strassenreinigungsgeraet
DE29508713U1 (de) * 1995-05-25 1995-08-17 Wap Reinigungssysteme Bodenreinigungsgerät
AU3985000A (en) * 2000-05-08 2001-11-20 Alce Garden S.R.L. Sterilisation of a surface of an urban or an extra-urban area
AT4373U1 (de) * 2000-05-31 2001-06-25 Mut Maschinen Umwelttechnik Anordnung zur entfernung von bremsspuren bzw. reifengummiabrieb von einer fahrbahn
AT412189B (de) 2002-08-20 2004-11-25 Walser & Co Ag Verfahren zum reinigen von stark verschmutzten bodenflächen sowie dafür geeignetes bodenreinigungsgerät
DE102004026389A1 (de) * 2003-06-18 2005-01-05 Airmatic Gmbh Verfahren und Vorrichtung zur Reinigung von Flächen
EP1491129A1 (fr) 2003-06-26 2004-12-29 WALSER & Co. AG Procédé et appareil pour la production d' un mélange de vapeur et produit de nettoyage
EP1498063A1 (fr) 2003-07-18 2005-01-19 WALSER & CO. AG Méthode et appareil pour le nettoyage de surfaces, en particulier de sols
DE102005020018A1 (de) * 2005-04-29 2006-11-02 Esg Mbh Verfahren und Vorrichtung zur Aufnahme von Stäuben von Verkehrsflächen
DE102005044715A1 (de) * 2005-09-19 2007-03-22 Pst-Tec Gmbh Mobile Vorrichtung und Verfahren zum Behandeln einer Oberfläche sowie Verfahren zum Betreiben einer derartigen mobilen Vorrichtung
DE202006006573U1 (de) * 2006-04-25 2006-07-06 Airmatic Gesellschaft für Umwelt und Technik mbH Vorrichtung zum Abreinigen von Bodenflächen
DE102010024500A1 (de) * 2010-06-10 2011-12-15 Norbert Fischer Vorrichtung und Verfahren zum Beseitigen von Schmutz

Also Published As

Publication number Publication date
DK2920371T3 (en) 2017-07-31
SI2920371T1 (sl) 2017-08-31
WO2014037535A1 (fr) 2014-03-13
EP2920371B1 (fr) 2017-04-26
ES2629737T3 (es) 2017-08-14
CH706921A1 (de) 2014-03-14

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