WO2014207216A1 - Dispositif de nettoyage de façades - Google Patents

Dispositif de nettoyage de façades Download PDF

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Publication number
WO2014207216A1
WO2014207216A1 PCT/EP2014/063731 EP2014063731W WO2014207216A1 WO 2014207216 A1 WO2014207216 A1 WO 2014207216A1 EP 2014063731 W EP2014063731 W EP 2014063731W WO 2014207216 A1 WO2014207216 A1 WO 2014207216A1
Authority
WO
WIPO (PCT)
Prior art keywords
cleaning device
brush
frame
support frame
impeller
Prior art date
Application number
PCT/EP2014/063731
Other languages
German (de)
English (en)
Inventor
Alfons Thihatmer
Andreas Grochowiak
Original Assignee
Alfons Thihatmer
Andreas Grochowiak
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 Alfons Thihatmer, Andreas Grochowiak filed Critical Alfons Thihatmer
Publication of WO2014207216A1 publication Critical patent/WO2014207216A1/fr

Links

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
    • A47L1/00—Cleaning windows
    • A47L1/02—Power-driven machines or devices
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E04G23/002—Arrangements for cleaning building facades

Definitions

  • the invention relates to a device, as provided in particular for the cleaning of building facades.
  • an apparatus for cleaning aircraft which has a rotating brush at the end of a jib and can also be guided by the jib to vertical surfaces or to the underside of carrying surfaces, the contact pressure being determined by the movements of the jacks Cantilever is determined.
  • US 2012/0 159 702 A1 discloses a cleaning device configured as a shower head, which contains an electrohydraulic generator and an electrically driven brush. When water flows through the shower head, the electric hydraulic generator is rotated and generates electrical energy. By means of this, the brush is set in rotation or vibration, so that the brush can be used for cleaning or massage purposes.
  • the invention has for its object to provide a cleaning device, with the help of a quick and easy processing of an upright wall surface is possible.
  • the proposed device can not only serve to clean building facades, but also, instead of an outer facade optionally to clean the inner walls of buildings, such as tiled walls. Or it can serve to clean not only the walls of buildings, but optionally also of aggregates, such as the walls of silos or of large-scale housings, as they may have large machines or equipment. And it can be provided instead of the cleaning effect to provide a surface protection of the relevant wall, for example by means of the device on the wall a coating is applied and instead of a cleaning liquid a Be Schweizerungsma- material is used.
  • the device is always referred to in the following as cleaning device in view of its mainly intended use and its mode of action is always explained using the example of cleaning a building facade.
  • the invention proposes not to carry out the cleaning or coating work to be carried out by hand, but mechanized by means of a driven, rotating brush which rests against the upright wall and in this way can act on a building facade.
  • the cleaning device is supported by at least one impeller on the building facade, so that the contact pressure with which the cleaning device of the building façade rests does not directly represent the contact pressure with which the brush of the building façade rests.
  • the contact pressure of the brush can be better controlled and it can be avoided, for example, that due to an excessive contact pressure, the brush is hindered in its rotational mobility.
  • the cleaning device is provided with a connection to which a material supply line can be connected, so that for example by means of a
  • Hose water can be routed to the connection of the cleaning device.
  • the connection in turn is directly or indirectly connected to an outlet nozzle, so that the
  • Cleaning device guided material - for example, the mentioned water - can be discharged through this outlet nozzle, for example, directly on the building facade, or on the brush, so that the water is then brought by means of the brush on the building facade.
  • Both the impeller and the brush are carried by a frame, which frame in turn can be pivotally mounted on a support frame.
  • the support frame may be, for example, a movable arm, the z. B. on a vehicle, for example on a Truck, can be attached. Or it may be in the support frame, for example, an aerial work platform or the like.
  • the frame by means of the support frame on the facade can both be moved up and down and be offset over the entire width of the facade, so that in this way the entire wall can be processed by means of the cleaning device, such as a building facade can be cleaned.
  • the frame can be fixed on the one hand to the support frame pivotally.
  • the frame can thus be pivoted between an upright, the support frame near rest position and a contrast oblique, leading away from the support frame and pointing to the upright wall surface working position.
  • the wheels and the brush are pivotally mounted on the frame, so that this assembly, which surrounds the wheels and the brush, during the pivotal movement of the frame can always remain aligned parallel to the support frame and the upright building façade always rest in an unchanged orientation can.
  • This is advantageous if the distance between the support frame and he building facade changes, be it by wind or by the fact that the support frame, such as the gondola of a Hubsteigers, is controlled manually.
  • said assembly can be upright and rest against the wall surface, so that they parallelogram-like with respect to the support frame guided by the arranged between this assembly and the support frame frame or pivoted becomes.
  • the invention relates to the cleaning of building facades from the consideration that a plurality of buildings has smooth-surfaced facades, which can be processed by the proposed cleaning device, wherein These buildings often have a height other than the so-called skyscrapers, which allows cleaning from the ground.
  • Façades that are smooth-surfaced in the sense that they can be processed by means of a brush may have facade panels made of glass or natural stone.
  • facades made of so-called trapezoidal sheets can be smooth in this sense. In particular, when the valleys or projections of the trapezoidal sheets are upright, the cleaning device can be easily moved with horizontally oriented brush on the facade from top to bottom.
  • the material used for the bristles and the diameter of the individual bristles and their length, so the diameter of the brush, can be selected in adaptation to the work to be performed in each case.
  • different brushes can be used to adapt to whether the facade has either facade panels made of glass or natural stone or trapezoidal sheets.
  • the mentioned frame can be pivoted relative to the support frame.
  • the frame can assume an inclined position relative to the upright support frame, for example.
  • the weight ensures due to this inclination for a contact pressure with which rests the brush of the building facade, and in this way supports the cleaning effect.
  • the pivoting movement relative to the support frame allows the support frame can still be brought to a certain extent on the building facade, but without touching the building facade, the brush and the impeller always remain in the same way the building facade fitting.
  • the pivoting mobility between the frame and the support frame acts as a tolerance compensation, so that unwanted damage to the building facade can be avoided during movements of the support frame.
  • the mentioned inclination of the frame relative to the support frame is referred to as a working position and a contrast brought up as far as possible to the support frame, upright orientation of the frame as a rest position in which the facade cleaning device is arranged as compact as possible, so that they are advantageous, for example, for transport on a vehicle can be spent in this rest position.
  • the wheels and the brush are in turn pivotally mounted on the frame, so that they can always be aligned independently of different skew angles of the frame upright, for example, a vertical facade can always be consistent.
  • a pivoting movement of the wheels and the brush can be provided by this pivoting movement even with always the same inclined position of the frame, if z. B. unevenness on the facade to be run over.
  • the frame has two struts, which run at a distance from each other and on the one hand connect to the support frame, and on the other hand carry the impeller and the brush.
  • each strut can be mounted pivotably at these two ends, so that in this way the impeller and the brush can firstly be tilted obliquely relative to the support frame while always maintaining an upright position.
  • Between the two mentioned struts and the support frame advantageously extend two so-called cross struts, which the Limit maximum inclination of the two struts against the support frame.
  • the cross struts are either designed variable in length, or they are longitudinally movably guided at one of its two ends to the respective strut or on the support frame, so that they can either follow the different inclinations of the struts relative to the support frame by their own change in length, or thereby, that these cross struts fall in their longitudinally movable mounting on the strut or the support frame against a stop, which then prevents further movement and thus a further inclination of the frame relative to the support frame.
  • the transverse struts are variable in length by each having a variable-length damping element.
  • a variable-length damping element may be, for example, a tension spring to a gas spring or the like.
  • this pivoting movement can be done easily by hand, and the mentioned damping element in the cross braces serves as a kind of jerk or stop damper.
  • the pivoting movement can be controlled and an undesirably strong jerk can be avoided when reaching the maximum inclination.
  • the drive of the brush can be done by the water, which is supplied to the cleaning device anyway.
  • the water not only serves to cleaning To support the building facade, for example by solving dirt and thus easier to remove or by the fact that the dirt dissolved by the brush are transported away by the water.
  • the energy of the supplied water also causes the drive of the brush, so that it can be dispensed with an additional wiring and thus the need to carry a further energy source to the cleaning device.
  • a so-called water motor can advantageously be used, that is to say a hydraulic motor which is suitable for driving the brush and which is not operated with a special hydraulic fluid, such as a hydraulic oil, but rather with water.
  • a water motor By using such a water motor, the cleaning device can be designed as easily as possible.
  • the energy of the already supplied water can also be used for the drive of the brush, that with this flowing water, an electric generator is driven.
  • This drive does not require a special water motor, but the water flow can put the generator in rotation by means of an impeller or the like.
  • the brush is driven in this case by means of an electric motor, wherein the generator generates the electrical energy, which is then used to operate the electric motor.
  • Both abovementioned possibilities make it possible to control the brush to a certain extent independently of the water pressure or the flow rate of the water by controlling the respective drive motor.
  • a still simpler design and an even further weight saving of the cleaning device can be provided in a third variant in that the brush is directly driven by the water, which is supplied to the cleaning device becomes. Also in this case, a kind of impeller or the like may be provided, which is rotated by the supplied water and in turn is connected to the brush, so that the brush speed results depending on the water pressure and flow rate of the water.
  • the mentioned support frame is designed as a kind of adapter, that is, as an intermediate frame, on the one hand has connecting means to the frame to this intermediate frame, so to attach to the support frame.
  • this intermediate frame on connecting means, which allow the attachment of the intermediate frame to a lifting device.
  • Lifting device can for example be in the form of an aerial work platform, or in the form of a boom, in which case the cleaning device is mounted on this boom instead of an aerial work platform or other implement, or the lifting device can be configured, for example in the form of a so-called tele- porters who a fork has, in contrast to a so-called forklift, however, a considerably higher lifting height on the other hand, and is used for example in high-bay warehouses and the like.
  • the impeller is arranged below the brush. Assuming that the façade cleaning always takes place from top to bottom, the impeller in this case runs in front of the brush over the facade. In this way it is avoided that the impeller runs over the already cleaned surface of the building façade and leaves visible traces of running. In addition, will through the leading impeller the brush reliably steered over obstacles.
  • the diameter of the impeller may advantageously be at least as large as the diameter of the brush. This comparatively large diameter of the impeller ensures that the obstacles can be easily overcome.
  • the impeller when the impeller is arranged below the brush, the impeller acts in the typical working direction from top to bottom as a leading guide wheel, which lifts the brush from the facade over the obstacles away.
  • the cleaning device in addition to the impeller and a so-called roller rests on the building facade.
  • the designation as a roller expresses that it has a smaller diameter than the impeller.
  • the impeller in the direction of movement of the cleaning device in front is thus arranged below the roller.
  • the cleaning device is supported at least three points on wheels and / or rollers on the building facade, so that, for example, two lower wheels are provided and a trailing upper roller, or that, for example, a lower, leading wheel and behind, so above the impeller, two trailing rollers are provided.
  • a defined contact pressure of the brush on the facade can be ensured, so that, for example, a rotation obstruction of the brush can be avoided and a defined distance of the brush axis of the building facade is always ensured.
  • an operation may be provided in which above the brush abuts the impeller or the roller of the facade, and located below the brush impeller or a local roller at a distance remains of the facade and is only available as a guide element, if the device in its downward movement against an obstacle device such.
  • a total of four arranged in the square contact points are provided in the form of two rollers and two wheels, so that a particularly stable and non-tilt support of the cleaning device can be ensured on the building facade and accordingly particularly reliable design Plant the brush on the building facade can be maintained.
  • the cleaning device may be provided with only one outlet nozzle. This can, for example, direct their water to the building facade above the brush. The water runs down, removing any remaining loose contaminants that may still be on the building façade after it has been processed by the brush. The water continues to trickle down the building facade and wets it where the brush is currently located so that the water supports its cleaning effect. And because the water runs down the building facade faster than the Cleaning device, it causes a pre-treatment of the building facade below the brush by a portion of the contaminants is already rinsed there and wetted the remaining part of the impurities and possibly dissolved before the subsequent brush loosens and removes these remaining portions of the impurities. A possible economic design of the cleaning device in terms of manufacturing costs and operating costs is supported by this only one outlet nozzle, since material and weight can be saved and the amount of water used can be minimized.
  • the cleaning device can have not just one outlet nozzle, but two.
  • an outlet nozzle is arranged so that its exiting water is directed onto the brush, so that the removal of impurities is supported. Not only does this water help remove impurities from the surface of the building, it also helps to remove the contaminants from the brush.
  • the second outlet nozzle is aligned so that the escaping water is directed directly onto the building façade. This can be done either in front of the brush to dissolve dirt and to facilitate the removal of the contaminants by means of the brush as the cleaning device continues to move. However, it can also be provided that this coming from the second outlet nozzle water passes in the direction of travel behind the brush on the building facade to ensure in this way that loosened or loose contaminants are rinsed with the help of this water from the building facade.
  • the outlet nozzle may preferably be designed not only as a point nozzle which generates a single jet of water, but rather in the manner of a nozzle bar having a plurality of outlet openings for the water and the water can spread over a larger width, z. B. over the entire working width of the cleaning device, for example over the entire width of the brush.
  • the frame can be oriented so that it extends from the support frame up to the impeller and the brush, so that caused by the weight of the plant attachment of the brush is supported on the upright wall surface.
  • the brush can be advantageously pressed by means of a spring element to the upright wall surface by this spring is effective either between the frame and the brush or between the support frame and the frame, or at both these locations a spring is provided.
  • a spring element assists the pressing action of the weight of the brush. If the frame extends downwardly from the support frame, a sufficient contact force of the brush can be ensured by means of the spring in order to ensure a good cleaning action on the wall surface.
  • the spring element acts as a damper, so that movements of the support frame, which can be caused for example by wind, can not lead to sudden and inadmissibly high peak pressure of the contact, with which rests the brush or the impeller or the roller of the facade.
  • the spring element can be configured in a manner known per se, for example as a commercially available mechanical or pneumatic spring.
  • the frame extends upwardly from the support frame, ie, extends obliquely upward from the support frame to the assembly comprising the impeller and the brush
  • the hinge point with which the frame adjoins this assembly is with respect to the center of gravity of this subassembly is advantageously arranged in such a position that, due to gravity, the brush is not supported by the weight of this subassembly. supports the building facade.
  • the above-mentioned spring element and the abutment on which it is supported thus either weaker and thus smaller and lighter dimensions can be omitted or omitted, so that the correspondingly lighter device can also be operated on a support frame with relatively lower payload.
  • the brush can be aligned upright.
  • the frame is also hinged at both ends, the two joints in this case each allow a pivoting movement about an upright axis.
  • the upright brush can therefore parallelogram, always following the facade, not in a vertical, but in a horizontal direction of movement of the facade follow, for example, to above and below horizontal obstacles to close these obstacles to clean the facade.
  • the frame is held in a central position and always returned by two oppositely acting spring elements after a deflection in this middle position.
  • Fig. 1 shows a part of a cleaning device with the
  • FIG. 2 is a view of the device of FIG. 1 from the front facing the building facade
  • 3 is a perspective view of an intermediate frame and an aerial work platform
  • 4 shows the proposed cleaning device in mounted on the platform and in its rest position
  • Fig. 7 is a view similar to Fig. 6, the cleaning device when driving over an obstacle during the cleaning process.
  • FIGS. 1 and 2 show a part of the cleaning device 1.
  • the cleaning device 1 comprises a frame 2, on which two wheels 3 are provided, a brush 4 and two smaller rollers 5, wherein the brush 4 between the wheels 3 and the rollers 5 is arranged.
  • the frame 2 has two upright struts 6 and two of several trusses 7. Furthermore, two so-called cross struts 8 are hinged to the frame 2, which in the illustrated embodiment, purely schematically indicated, variable-length damping elements 9 in the form of gas springs, so that in total Cross struts 8 are designed variable in length.
  • a hood-like housing 10 is provided on the frame 2, which also forms trusses 7, as splash guard surrounds the brush 4, and can accommodate other components of the cleaning device 1, such as the drive members, which are provided for driving the brush 4.
  • Fig. 1 shows that the struts 6 pivotally connect to the housing 10, and from Fig. 2 they can be seen in the interior of the housing 10, the corresponding hinge points.
  • the cleaning device 1 also comprises a support frame 1 1, which has the function of an adapter, is configured in the illustrated embodiment as a so-called intermediate frame and has two substantially L-shaped configured frame parts 12 , These frame parts 12 are designed such that they can be fastened with first connection means to an aerial work platform 14 shown in FIG. 3 and on the other hand have second connection means which allow the attachment of the frame 2.
  • a support frame 1 1 which has the function of an adapter, is configured in the illustrated embodiment as a so-called intermediate frame and has two substantially L-shaped configured frame parts 12 , These frame parts 12 are designed such that they can be fastened with first connection means to an aerial work platform 14 shown in FIG. 3 and on the other hand have second connection means which allow the attachment of the frame 2.
  • the always identical frame 2 can be mounted on differently designed lifting devices.
  • Fig. 5 shows the illustrated in Fig. 4 unit of aerial work platform 14 and cleaning device 1 at the end of a boom 15 which is mounted on a truck 16.
  • the cleaning device 1 is located at a small distance in front of a building facade 17.
  • the building facade 17 has glass surfaces 18 and cross bar 19.
  • FIG. 4 shows the cleaning device 1 in its rest position
  • the cleaning device 1 is shown in Fig. 6 in its working position.
  • the frame 2 has been pivoted relative to the support frame 1 1 from the upright position of rest manually in an inclined working position, so that the weight of the cleaning device 1 has led to a system pressure on the building facade 17.
  • Fig. 7 shows the cleaning device 1 in overcoming an obstacle on the building facade 17, wherein this obstacle is in the form of one of the cross bar 19. Since the struts 6 pivotally connect to the housing 10, a part of the cleaning device 1, which has the housing 10, located therein trusses 7 and the wheels 3, the brush 4 and the rollers 5, are pivoted relative to the struts 6, so that with almost unchanged orientation of the struts 6 drive this mentioned unit over the cross bar 19 away and can be pivoted relative to the struts 6.
  • the contact pressure which is built up by the weight of the cleaning device 1, ensures that after overcoming the obstacle, ie after passing over the cross bar 19, this housing 10 having unit of the cleaning device 1 will then rest against the building facade 17 again, namely on the glass surfaces 18, as was previously the case according to FIG. 6.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Cleaning In General (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

L'invention concerne un dispositif de nettoyage de façades, qui comporte un cadre, au moins un rotor qui peut être posé contre la façade d'un bâtiment, une brosse entraînée en rotation qui agit sur la façade du bâtiment, un branchement à une conduite d'alimentation de matériau, ainsi qu'une buse de sortie reliée au branchement. Selon l'invention, le cadre peut d'une part être fixé de manière mobile en pivotement sur un bâti support de façon à pouvoir pivoter d'une position de repos à la verticale, à proximité du bâti support, dans une position de travail inclinée par rapport à celle-ci et distante du bâti support, et d'autre part les rotors et la brosse sont montés pivotants sur le cadre de façon à pouvoir être orientés verticalement indépendamment des différentes positions d'inclinaison du cadre, de sorte qu'un module comprenant les rotors et la brosse peut pivoter par rapport au bâti support à la manière d'un parallélogramme et au moyen du cadre disposé entre ce module et le bâti support.
PCT/EP2014/063731 2013-06-28 2014-06-27 Dispositif de nettoyage de façades WO2014207216A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201320102819 DE202013102819U1 (de) 2013-06-28 2013-06-28 Fassaden-Reinigungsvorrichtung
DE202013102819.3 2013-06-28

Publications (1)

Publication Number Publication Date
WO2014207216A1 true WO2014207216A1 (fr) 2014-12-31

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PCT/EP2014/063731 WO2014207216A1 (fr) 2013-06-28 2014-06-27 Dispositif de nettoyage de façades

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DE (1) DE202013102819U1 (fr)
WO (1) WO2014207216A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108771509A (zh) * 2018-04-23 2018-11-09 昆明理工大学 一种玻璃幕墙清洗机器人
CN112568774A (zh) * 2020-12-11 2021-03-30 合肥工业大学 一种自动擦窗机构

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104224037A (zh) * 2014-09-16 2014-12-24 吴魁 一种高楼玻璃幕自动擦洗机
CN108691493B (zh) * 2018-05-11 2019-07-19 上海尔吉其门窗幕墙系统有限公司 一种自带清洁功能的窗户
DE102018008198B4 (de) * 2018-10-16 2020-07-02 Auconic Schmidt & Partner GbR (Vertretungsberechtigter Gesellschafter: Herr Fabian Fürst, 55252 Mainz-Kastel) Reinigungsvorrichtung für eine Fassade

Citations (7)

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Publication number Priority date Publication date Assignee Title
US3460177A (en) 1967-08-28 1969-08-12 Brown Eng Co Inc Aircraft washing system
FR2100564A1 (fr) * 1970-07-28 1972-03-24 Bretagne Atel Chantiers
DE19653697C1 (de) 1996-12-14 1998-04-09 Thomas Weisse Vorrichtung zum Reinigen von größeren Flächen, insbesondere Gebäudeverglasungen, sowie Reinigungsverfahren
US20020112312A1 (en) * 2001-02-22 2002-08-22 Chung-Yi Lin Automatic wall cleansing apparatus
US20120015970A1 (en) 2010-07-13 2012-01-19 Jean Ackermann New azacyclic compounds
DE102011103028A1 (de) 2011-06-01 2012-12-06 Anton Jäger Reinigungsvorrichtung
WO2013105001A2 (fr) * 2013-05-07 2013-07-18 Wasfi Alshdaifat Appareil motorisé pour le nettoyage de vitres comprenant une cage

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3460177A (en) 1967-08-28 1969-08-12 Brown Eng Co Inc Aircraft washing system
FR2100564A1 (fr) * 1970-07-28 1972-03-24 Bretagne Atel Chantiers
DE19653697C1 (de) 1996-12-14 1998-04-09 Thomas Weisse Vorrichtung zum Reinigen von größeren Flächen, insbesondere Gebäudeverglasungen, sowie Reinigungsverfahren
US20020112312A1 (en) * 2001-02-22 2002-08-22 Chung-Yi Lin Automatic wall cleansing apparatus
US20120015970A1 (en) 2010-07-13 2012-01-19 Jean Ackermann New azacyclic compounds
DE102011103028A1 (de) 2011-06-01 2012-12-06 Anton Jäger Reinigungsvorrichtung
WO2013105001A2 (fr) * 2013-05-07 2013-07-18 Wasfi Alshdaifat Appareil motorisé pour le nettoyage de vitres comprenant une cage

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108771509A (zh) * 2018-04-23 2018-11-09 昆明理工大学 一种玻璃幕墙清洗机器人
CN108771509B (zh) * 2018-04-23 2023-12-22 昆明理工大学 一种玻璃幕墙清洗机器人
CN112568774A (zh) * 2020-12-11 2021-03-30 合肥工业大学 一种自动擦窗机构

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