EP3357592A1 - Station de nettoyage - Google Patents

Station de nettoyage Download PDF

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Publication number
EP3357592A1
EP3357592A1 EP18152165.9A EP18152165A EP3357592A1 EP 3357592 A1 EP3357592 A1 EP 3357592A1 EP 18152165 A EP18152165 A EP 18152165A EP 3357592 A1 EP3357592 A1 EP 3357592A1
Authority
EP
European Patent Office
Prior art keywords
cleaning
station according
cleaning station
nozzle
conveyor
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.)
Withdrawn
Application number
EP18152165.9A
Other languages
German (de)
English (en)
Inventor
Hans-Jörg Vollert
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.)
Vollert Anlagenbau GmbH
Original Assignee
Vollert Anlagenbau GmbH
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 Vollert Anlagenbau GmbH filed Critical Vollert Anlagenbau GmbH
Publication of EP3357592A1 publication Critical patent/EP3357592A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B08B3/022—Cleaning travelling work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/38—Treating surfaces of moulds, cores, or mandrels to prevent sticking
    • B28B7/386—Cleaning
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
    • F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
    • F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
    • F26B15/18—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined the objects or batches of materials being carried by endless belts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes

Definitions

  • the invention relates to a cleaning station for the cleaning of, in particular elongated, formwork elements, as used for example in precast concrete plants.
  • the cleaning station has an enclosure, through which a conveyor for transporting the formwork elements extends, and a cleaning device.
  • a cleaning station of the above-mentioned type in which the shuttering elements pass through a cleaning cabin on a conveying path, in which fixed and / or rotating brushes remove adhering concrete residues from the shuttering elements.
  • fixed and / or rotating brushes remove adhering concrete residues from the shuttering elements.
  • rotatably driven rotary brushes arranged at fixedly defined positions are provided which mechanically clean the formwork elements from above, below and laterally as they pass through the formwork cleaner.
  • the difficulty with this cleaning concept is that the contamination of the formwork elements by concrete adhesions are so strong that the brushes the impurities insufficient to be able to solve.
  • the brush wear severely during cleaning and must therefore be adjusted mechanically or pneumatically.
  • the object of the present invention is to provide an improved cleaning station of the abovementioned type, which avoids the disadvantages of the known solutions.
  • the invention is based on the idea to use a cleaning system in which the cleaning is carried out by a high-pressure liquid jet. Due to the high pressure of the cleaning fluid, impurities are separated from the surface of the formwork elements.
  • a drying system in the formwork cleaning system.
  • the cleaning device has at least one cleaning nozzle, which is connected via a line to a source of a cleaning medium, and in the housing at least one drying nozzle is provided, which is connected via a line to a gas source.
  • the cleaning system can completely dispense with the use of brushes according to one embodiment.
  • the cleaning device is preferably provided with a plurality of cleaning nozzles, which are aligned with each other in different directions.
  • a cleaning medium can be directed from above, from below, and from both sides from different nozzles onto the formwork elements to be cleaned.
  • the construction of the cleaning station is comparatively easy if one or more cleaning nozzles are rigidly mounted in the housing.
  • the cleaning device may also have one or more movable cleaning nozzles. Movable cleaning nozzles can be set in motion by the pressure of the cleaning medium, for example on a circular path, or they can be moved by an external drive.
  • At least one cleaning nozzle is a fan nozzle.
  • the surfaces of formwork elements can be cleaned quickly and thoroughly.
  • at least one cleaning nozzle is a full-jet nozzle.
  • a full-jet nozzle for example, areas of a formwork element in which concrete residues adhere particularly strongly can be subjected to a more intensive cleaning.
  • the source of the cleaning medium has, for example, a pump with a delivery rate of at least 20 l / min, in particular between 25 l / min and 50 l / min, and a pressure of at least 10 bar, in particular between 15 bar and 120 bar.
  • the delivery rate and / or the pressure are adjustable.
  • the cleaning medium is guided in a closed circuit in the cleaning station.
  • the source of the cleaning medium may be connected to a reservoir, which is connected to a manifold for discharging emerging from the at least one cleaning nozzle cleaning medium.
  • the filling amount of the liquid reservoir may conveniently be about 100 l to about 150 l.
  • At least one filter device can be assigned to the liquid reservoir.
  • a filter device may be arranged downstream of the reservoir before the reservoir and / or provided downstream between the reservoir and the pump or also the pump.
  • the filter device is expediently provided with multi-stage filters in order first to separate coarser concrete residues from the cleaning medium and then to further filter the cleaning medium.
  • a filtration up to a particle size of about 25 microns makes sense.
  • the cleaning medium may comprise a cleaning liquid and / or a bulk material.
  • the cleaning medium may be a liquid such as water or an emulsion of water and oil or a suspension.
  • the cleaning medium may additionally contain solids which have an abrasive effect at least on adhering concrete residues.
  • Air conditioning of these media can mean a temperature control and, in particular with regard to the drying gas, the change in the moisture content.
  • the loading of the formwork elements with heated cleaning medium and / or heated drying gas can shorten the drying process.
  • the at least one drying nozzle may be provided as an opening in the conduit connected to the gas source.
  • the line can have small air outlet openings through which the air flows.
  • the gas source preferably has an air compressor, for example a side channel compressor, with an air delivery capacity of at least 5,000 l / min, in particular between 7,500 l / min and 12,000 l / min, on.
  • the drying system consists of an air compressor that draws air from the environment. Due to the compression, the air typically has a temperature greater than 60 ° C. The air can be filtered and passed through a line to the formwork elements on the conveyor.
  • the at least one drying nozzle and the air compressor are coordinated such that the gas emerging from the at least one drying nozzle has a speed of at least 50 m / s, in particular between 80 m / s and 200 m / s, for example about 100 m / s.
  • the conveyor may have a driven, in particular rotating, conveying means, which consists at least partially of a magnetizable material.
  • the conveyor is a chain and / or a belt.
  • the conveyor may itself consist of a magnetizable material or comprise members of a magnetizable material.
  • the shuttering elements are usually provided with magnets of such strength that they are used during the manufacture of prefabricated concrete parts, i. For example, even during compaction by vibrator, do not slip on the support. Accordingly, it is also possible to fix the formwork elements exclusively by magnetic force on the conveyor so that the cleaning medium does not release the formwork elements from the conveyor.
  • the conveyor has a roller conveyor running through the housing.
  • a roller conveyor makes it possible, even comparatively long formwork elements with little effort to move, in particular to supply the cleaning station or lead out through this.
  • the cleaning station may have its own control over which the drive of the conveyor, the pump for the cleaning medium and / or the compressor for the drying gas are controlled. This control can also be part of the control of a precast concrete plant.
  • the cleaning station may have sensors assigned within and / or outside the housing of the conveyor, which sensors are connected to the control of the conveyor. Such sensors may be, for example, a reflection light barrier or an inductive switch. Such sensors can detect whether a formwork element is present in the cleaning station and how large it is. Accordingly, the conveyor, the pump for the cleaning medium and / or the compressor for the drying gas can be controlled.
  • the cleaning station downstream of the at least one drying nozzle may have a release agent spraying device in the conveying direction.
  • the cleaning station can also have a device for ultrasonic cleaning in or on the cabin.
  • a device for generating and transmitting ultrasound is provided inside or outside the enclosure.
  • FIG. 1 schematically illustrated known cleaning station for formwork elements has a conveyor 1, in the illustrated embodiment, a conveyor chain, a roller conveyor 2, a housing 3 and arranged in the housing 3 cleaning facilities.
  • the conveyor 1 and the roller conveyor 2 run as shown by the housing 3 to move shuttering elements not shown through the cleaning station.
  • the conveyor 1 is provided with a drive, not shown, and the shuttering elements are for example magnetically coupled to the conveyor.
  • the cleaning devices are formed in the illustrated embodiment by an upper brush unit 4, a lower brush unit 5 and a lateral brush unit 6. These brush units clean formwork elements of adhering concrete residues when the formwork elements pass through the cleaning station.
  • the cleaning station is also designed with a conveyor chain Conveyor 1 and a roller conveyor 2 provided that lead through an enclosure 3.
  • the conveyor 1 consists of a magnetizable material or at least has links made of a magnetizable material.
  • a circulating belt, a slider or the like may be provided as an alternative to the embodiment of the conveyor 1 as a conveyor chain.
  • the conveyor 1 is driven in a manner not shown and moves during operation along the roller conveyor 2 through the housing 3 of the cleaning station.
  • FIG. 2 schematically a gas source 7 is shown, from which a gas line 8 leads into the housing 3.
  • the gas source 7 has an air compressor, for example a compressor, with an air flow rate of, for example, around 10,000 l / min.
  • the air compressor may be associated with an air filter to prevent the entry of particles. By compressing the air, this is heated to, for example, above 60 ° C.
  • FIG. 3 schematically some components are shown, which are located inside the enclosure 3. So shows FIG. 3 in that the gas line 8 is located in the interior of the housing 3 at a distance from the conveyor 1 and has drying nozzles 9.
  • the nozzles 9 are formed as slots in the conduit 8. Notwithstanding the illustrated embodiment, the nozzles 9 may be configured by differently shaped openings in the conduit 8 and / or by separate nozzle elements.
  • the drying nozzles 9 and the air compressor 7 are, for example, coordinated with one another such that the gas emerging from the drying nozzles 9 has a speed of up to 500 km / h.
  • FIG. 2 schematically illustrated a source 10 for a cleaning medium.
  • the source 10 is connected via a line 11 and a manifold 12 with nozzles 13, 14 and a collecting device, not shown.
  • the source 10 has, for example, a reservoir for a cleaning medium and a pump, for example with a delivery rate of about 30 l / min and / or a pressure of about 12 bar.
  • the reservoir is connected to the manifold 12, wherein a filter device (not shown) can filter the captured from the housing 3 cleaning medium before it is passed through the pump back to the nozzles 13, 14.
  • the cleaning medium is used in a closed circuit, so that the cleaning station must not be provided with an external supply for the cleaning medium.
  • FIG. 3 schematically illustrated three nozzles, wherein the nozzles 13 allow fan nozzles as indicated by the arrows flat exit of cleaning medium, whereas the nozzle 14 emits as a full jet nozzle substantially a focused beam of the cleaning medium.
  • the pump of the source 10 and the nozzles 13, 14 are preferably matched to one another such that the cleaning medium emerges from the nozzles at a pressure of, for example, 100 bar.
  • nozzles with a fan nozzle 13 acting from above, a fan nozzle 13 acting from one side and a full jet nozzle 14 acting from an opposite side in FIG. 3 are purely exemplary.
  • a plurality of nozzles in particular aligned in different directions, may be provided to achieve effective cleaning.
  • individual or all nozzles can be driven by the pressure of the cleaning medium or driven in another way movable or static attached.
  • at least one nozzle acts from above, from below, from the right and from the left onto the formwork elements to be cleaned.
  • FIG. 3 is an elongated formwork element 15 indicated schematically.
  • the formwork element 15 is provided with two (not shown) magnets, which means the actuators 16 in FIG. 3 vertically, ie perpendicular to the conveyor 1 are movable.
  • the two magnets are lowered, so that they are in the vicinity of the conveyor 1 and fix the formwork element 15 magnetically on the conveyor 1 in this way.
  • the shuttering element 15 is also held so that it is not detached from the conveyor 1 by the pressure of the cleaning medium from the nozzles 13, 14.
  • the formwork elements 15 are conveyed by means of the conveyor 1 through the housing 3 and thereby cleaned by the sprayed from the nozzles 13, 14 under high pressure cleaning medium, for example, of adhering concrete residues. Also within the enclosure 3, the formwork elements are then dried by the drying nozzles 9, so that the formwork elements 15 cleaned the cleaning station and leave substantially dry. This also contributes to the above-described heating of the drying air by the compression.
  • the cleaning medium may also be an emulsion.
  • solids can also be used.
  • the cleaning station may additionally be provided with a release agent spray device. This can for example be downstream of the drying nozzles 9 in the conveying direction, ie on the right side in FIG. 3 ,
  • the gas source 7 and the cleaning medium source 10 are shown as separate units separate from the enclosure 3.
  • This modular design has advantages in some applications, for example, when space is limited in the immediate vicinity of the cleaning station.
  • the formwork element 15 is provided with two magnets (not shown), which serve, inter alia, to fix the formwork element 15 on the conveyor device 1.
  • the present invention is independent of the use of such a magnetic attachment. Rather, any formwork elements, ie with or without magnets, can be cleaned by means of the cleaning station according to the invention.
  • the formwork elements 15 can either be held by gravity on the conveyor 1 or fixed in any other suitable manner, for example by means of clamping devices.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Cleaning In General (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
EP18152165.9A 2017-02-07 2018-01-17 Station de nettoyage Withdrawn EP3357592A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202017100638.7U DE202017100638U1 (de) 2017-02-07 2017-02-07 Reinigungsstation

Publications (1)

Publication Number Publication Date
EP3357592A1 true EP3357592A1 (fr) 2018-08-08

Family

ID=58281284

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18152165.9A Withdrawn EP3357592A1 (fr) 2017-02-07 2018-01-17 Station de nettoyage

Country Status (2)

Country Link
EP (1) EP3357592A1 (fr)
DE (1) DE202017100638U1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111037722A (zh) * 2018-10-11 2020-04-21 江门市恒峰基础工程有限公司 一种管桩上模清理装置
CN114769194A (zh) * 2022-06-17 2022-07-22 山东淼泰建筑科技有限公司 一种铝模板自动清洗装置
AT18118U1 (de) * 2022-05-05 2024-02-15 Fmg Fassadenmontage Gmbh System zur Reinigung von länglichen Elementen

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106989586A (zh) * 2017-05-31 2017-07-28 成都璐城科技有限公司 一种中药材烘干设备
CN109107953A (zh) * 2018-08-14 2019-01-01 岳西县天鹅电子科技有限公司 一种线头回收装置
DE102019119009A1 (de) * 2019-07-12 2021-01-14 Lutz Pumpen Gmbh Reinigungsvorrichtung für Fass- und Behälterpumpen
CN116116797B (zh) * 2023-04-17 2023-07-25 中建科技(济南)有限公司 一种模台清理系统

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2024363A (en) * 1978-01-18 1980-01-09 Bartlett J Cleaning apparatus
EP0197502A2 (fr) * 1985-04-03 1986-10-15 Nitto Boseki Co., Ltd. Dispositif de traitement par fluide à haute pression
DE9104417U1 (de) * 1991-04-11 1991-07-04 Graul, Arno, 7130 Mühlacker Maschine zum Reinigen von Flachmaterial
DE4308345A1 (de) * 1993-03-17 1994-09-22 Engelsdorfer Maschinenbau Gmbh Verfahren zur Reinigung föderfähiger Teile
DE4406169C1 (de) * 1994-02-25 1995-05-04 Siegfried Hanebutte Verfahren zur Reinigung von Formen aus Metall
DE20020321U1 (de) * 2000-11-30 2001-02-15 Schluesselbauer Johann Anlage zur Herstellung von Hohlkörpern aus Beton
WO2001030553A1 (fr) * 1999-10-27 2001-05-03 Bpb Plc Procede de traitement de plaques ou de carreaux de platre
DE10038757A1 (de) 2000-08-09 2002-02-21 Sommer Anlagentechnik Gmbh Verfahren und Einrichtung zur Herstellung von Betonfertigteilen
DE10320476A1 (de) * 2003-05-08 2004-12-02 Ulrich Müller Vorrichtung und Verfahren zum Reinigen von Werkstücken
FR2882275A1 (fr) * 2005-02-22 2006-08-25 Bip Sas Soc Par Actions Simpli Machine pour nettoyage de moules, de type moule a beton ou analogue

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2024363A (en) * 1978-01-18 1980-01-09 Bartlett J Cleaning apparatus
EP0197502A2 (fr) * 1985-04-03 1986-10-15 Nitto Boseki Co., Ltd. Dispositif de traitement par fluide à haute pression
DE9104417U1 (de) * 1991-04-11 1991-07-04 Graul, Arno, 7130 Mühlacker Maschine zum Reinigen von Flachmaterial
DE4308345A1 (de) * 1993-03-17 1994-09-22 Engelsdorfer Maschinenbau Gmbh Verfahren zur Reinigung föderfähiger Teile
DE4406169C1 (de) * 1994-02-25 1995-05-04 Siegfried Hanebutte Verfahren zur Reinigung von Formen aus Metall
WO2001030553A1 (fr) * 1999-10-27 2001-05-03 Bpb Plc Procede de traitement de plaques ou de carreaux de platre
DE10038757A1 (de) 2000-08-09 2002-02-21 Sommer Anlagentechnik Gmbh Verfahren und Einrichtung zur Herstellung von Betonfertigteilen
DE20020321U1 (de) * 2000-11-30 2001-02-15 Schluesselbauer Johann Anlage zur Herstellung von Hohlkörpern aus Beton
DE10320476A1 (de) * 2003-05-08 2004-12-02 Ulrich Müller Vorrichtung und Verfahren zum Reinigen von Werkstücken
FR2882275A1 (fr) * 2005-02-22 2006-08-25 Bip Sas Soc Par Actions Simpli Machine pour nettoyage de moules, de type moule a beton ou analogue

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111037722A (zh) * 2018-10-11 2020-04-21 江门市恒峰基础工程有限公司 一种管桩上模清理装置
AT18118U1 (de) * 2022-05-05 2024-02-15 Fmg Fassadenmontage Gmbh System zur Reinigung von länglichen Elementen
CN114769194A (zh) * 2022-06-17 2022-07-22 山东淼泰建筑科技有限公司 一种铝模板自动清洗装置
CN114769194B (zh) * 2022-06-17 2022-08-26 山东淼泰建筑科技有限公司 一种铝模板自动清洗装置

Also Published As

Publication number Publication date
DE202017100638U1 (de) 2017-02-21

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