EP2699742A1 - Agencement et procédé pour introduire un matériau épais dans une coffrage et robinetterie de commande destinée à cette fin - Google Patents

Agencement et procédé pour introduire un matériau épais dans une coffrage et robinetterie de commande destinée à cette fin

Info

Publication number
EP2699742A1
EP2699742A1 EP12714648.8A EP12714648A EP2699742A1 EP 2699742 A1 EP2699742 A1 EP 2699742A1 EP 12714648 A EP12714648 A EP 12714648A EP 2699742 A1 EP2699742 A1 EP 2699742A1
Authority
EP
European Patent Office
Prior art keywords
formwork
control
passage
inlet
port
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
EP12714648.8A
Other languages
German (de)
English (en)
Other versions
EP2699742B1 (fr
Inventor
Holger Grimm
Michael HÖSS
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.)
Putzmeister Engineering GmbH
Original Assignee
Putzmeister Engineering 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 Putzmeister Engineering GmbH filed Critical Putzmeister Engineering GmbH
Publication of EP2699742A1 publication Critical patent/EP2699742A1/fr
Application granted granted Critical
Publication of EP2699742B1 publication Critical patent/EP2699742B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
    • E04G21/04—Devices for both conveying and distributing
    • 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
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
    • E04G21/04—Devices for both conveying and distributing
    • E04G21/0418—Devices for both conveying and distributing with distribution hose
    • E04G21/0472—Details of connection of the hose to the formwork, e.g. inlets

Definitions

  • the invention relates to an arrangement for introducing thick material, in particular of liquid concrete in a formwork using at least one control valve for thick materials and control valve for this purpose.
  • prefabricated construction and construction arrangements for filling formwork with liquid concrete which have a connected to a concrete feed tank concrete pump and a guided via a distribution boom conveyor line, wherein the feed line at its end in a down to the mast tip, dipping into the formwork
  • Downpipe opens and the concrete distribution boom and the concrete pump via control elements of a remote control semi-automatic actuated.
  • the downpipe carries out a lifting movement over a part of the formwork height at a defined distance above or below the liquid level in the formwork.
  • the height of the exit point of the downpipe within the formwork is determined automatically by measuring the filling volume or by level measurement.
  • the formwork with a distribution boom of this type is not accessible or where a distribution boom is not available for the purpose of filling.
  • the production speed leaves much to be desired there.
  • the object of the invention is to develop a control valve which, with the assistance of a slurry pump and a delivery line connected to it, permits continuous filling of a formwork without demixing phenomena with uniform concrete quality even over large concreting heights.
  • Another object is the advantageous use of such control valves when filling formwork as well as their use in arrangements for the introduction of thick material in formwork.
  • the invention is primarily based on the idea to provide a control fitting for thick materials, in particular for liquid concrete, which has a housing with an inlet nozzle, an outlet nozzle and a passage, in which a control member for reversing a thick material flow is arranged.
  • a special feature of the control valve according to the invention is that the outlet port communicates with the inlet port in an open position of the control member and locked in a closed position of the control member relative to the inlet nozzle, and that the connecting piece both in the open position and in the closed position of the control member communicates with the inlet nozzle.
  • control member is designed as in an aligned with the outlet nozzle cylinder between the output nozzle against the inlet port shut-off closed position and the outlet nozzle relative to the inlet nozzle releasing open position movable piston and that the connecting piece both in the open position also communicates with the input port in the closed position of the piston.
  • the outlet nozzle is angled relative to the inlet nozzle, that the connecting piece is aligned with the inlet nozzle, and that the piston engages sealingly in its outlet position in the outlet nozzle and in its open position so pulled out of this that he releases the passage from the inlet port to the outlet port and to the passage port.
  • the piston has a transverse to its direction of passage breakthrough, which releases the passage from the inlet nozzle to the passage in the closed position of the piston.
  • the control member can be operated either manually or by hydraulic, pneumatic or electromechanical means. Manufacturing technology, it is advantageous if the cylinder is connected to a cylinder flange of the housing.
  • the cylinder containing the control member can be manufactured separately from the housing and then flanged or coupled by means of a pipe coupling.
  • Control fittings of the type described above can be used particularly advantageously in an arrangement for introducing thick material, in particular of liquid concrete in a limited by at least one shuttering formwork by the control valve is connected with its inlet nozzle and its connection piece to a feed line connected to a slurry pump, and wherein the control valve opens with its outlet nozzle in the formwork to be filled.
  • the outlet nozzle is aligned with its end face with the interior of the shuttering wall and the piston in the closed position with its bottom reaches to the front side of the outlet nozzle.
  • the end face of the outlet nozzle and the bottom of the piston forms a smooth boundary surface aligned with the interior of the shuttering wall.
  • the invention also relates to an arrangement for introducing thick matter, in particular of liquid concrete in a formwork having at least one formwork wall, wherein according to the invention on the outside of the formwork wall an inlet side connected to a sludge pump conveyor line is arranged, which has at least one horizontal strand, and wherein in the at least one horizontal strand in each case at least one control valve of the type described above is coupled with its inlet nozzle and its connecting piece in the conveying line and opens with its outlet nozzle through an opening of the shuttering wall into the formwork.
  • a particularly advantageous arrangement of this type has at least two superimposed, interconnected via a connecting line horizontal strands, each containing at least one control valve, which are separately controllable in the individual horizontal strands.
  • the introduced thick material can be arranged in the horizontal strands and at least two control valves in a lateral distance from each other.
  • several horizontal strands can also be connected to one another via connecting lines in a meandering manner.
  • a gate valve is expediently arranged, which makes it possible to continue the insertion process from bottom to top and successively incorporate the respectively arranged horizontal strands in the delivery line.
  • a method for filling with at least one formwork wall limited formwork with thick material in particular special with liquid concrete in which the thick material is continuously pumped along several superimposed, interconnected via interconnections horizontal strands of a delivery line, the horizontal strands are opened successively from bottom to top to formwork for the Dickscherintrag at least one exit point and then closed again, wherein the horizontal strands are opened one after the other for the slurry passage as the filling progresses and the horizontal strands are left open with already closed exit points for the slurry passage to the subsequent horizontal strands.
  • the distances between the individual horizontal strands are dimensioned so that the drop height of the thick material in the formwork remains small enough that there is no noticeable demixing phenomenon and a uniform compaction of the concrete.
  • Fig. 1 is a plan view of a control valve
  • Fig. 2 is a side view of the control valve of Fig. 1; a section along the section line A-A of Fig. 2; 4a and b is a perspective sectional view of an opposite embodiment of the control valve in the open position and in the closed position of the closing member.
  • 5a, b and c are schematic diagrams for the connection of the control valve to a formwork wall in the open position of the control member in Beöl- ment state via the outlet nozzle, in the closed position of the control member through through the piston breakthrough the liquid concrete, and in the closed position of the control member with constructiveströmendem in the feed line cleaning water;
  • FIGS. 6a and 6b show a diagram with two control armatures arranged in superimposed horizontal strands of the delivery line
  • FIGS. 7a and b show a further embodiment of the control fitting modified in comparison to FIGS. 1 to 4 in a perspective view and in a sectioned illustration.
  • the control valve 10 shown in the drawing is designed as a two-way cross-fitting. It is intended for use in delivery lines 12 for thick materials, in particular for liquid concrete. It comprises a housing 14, which has an inlet connection 16, an outlet connection 18 and a passage connection 20, and in which a control element 22 is displaceably arranged.
  • a special feature of the control valve 10 is that the outlet port 18 communicates with the inlet port 16 in an open position of the control member 22 and is shut off in a closed position of the control member 22 relative to the inlet port 16, and that the connecting piece 20 both in the open position and in the Closed position of the control member 22 communicates with the input port 16.
  • the control member 22 is as in an aligned with the output nozzle cylinder 24 between the output port 18 against the inlet port 16 shut-off closed position (Fig. 4b) and the output port 18 relative to the inlet port 16 releasing open position (Fig. 4a) movable piston 22nd formed, wherein the connecting piece 20 communicated both in the open position (Fig. 4a) and in the closed position (Fig. 4b) of the piston with the inlet nozzle. ed.
  • the outlet nozzle 18 is angled relative to the inlet nozzle 16, while the connecting piece 20 is aligned with the inlet nozzle 16.
  • the piston 22 penetrates in its closed position sealingly into the outlet nozzle, while it is pulled out in its open position so that it releases the passage from the inlet nozzle 16 to the outlet nozzle 18 and the connecting piece 20. Further, the piston 22 'a directed transversely to its direction of breakthrough 26, which releases the passage from the inlet nozzle 16 to the connecting piece 20 in the closed position of the piston 22'.
  • the piston 22 'via a two-sided controllable hydraulic cylinder 28 or pneumatic cylinder can be actuated.
  • the cylinder is in the case of Fig. 1 to 3 via a pipe coupling 30 to a cylinder flange 32 of the housing 16 can be coupled so that it is aligned with the outlet port 18.
  • FIG. 7a and b differs from the embodiments of FIGS. 1 to 4, characterized in that the hydraulic means for actuating the piston 22 'in the form of two hydraulic cylinders 28' laterally adjacent to the cylinder 24 and arranged on their piston rods 51st are interconnected by a transversely through the piston 22 cross-traversing 52.
  • the cylinder 24 is provided in its rear region with axially parallel slots 60 for the passage of the traverse 52.
  • the opening 26 is located inside the cylinder 24, while in the closed state of the piston 22 'it forms a through-passage between the inlet connection 16 and the through connection 20.
  • control valves 10 with its input port 16 and its passage piece 20 for example be connected by means of pipe couplings to a conveyor line 12, which is laid on the outside of a limited by a formwork wall 34 formwork 36.
  • the delivery line 12 is connected on the input side to the pressure side of a concrete pump.
  • Next 34 openings 38 are arranged at defined locations of the shutter wall, to each of which one of the control valves 10 is connected to its outlet port 18.
  • the liquid concrete arriving at a delivery pressure can be introduced into the formwork 36 via the outlet connection 18 in the direction of the arrow 42 when the control element 20 of the control fitting 10 is open. Since the inlet connection 16 also communicates with the through-connection 20, liquid concrete also arrives in the direction of the arrow 44 via the connecting connection 20 into the further conveying line 12 during the introduction process.
  • the outlet connection 18 passes against thick material in the formwork 36 closed, so that the incoming liquid concrete is conveyed in the direction of arrow 44 through the opening through only in the further conveying line 12 to a further introduction point.
  • the control valve in the first horizontal strand 48 ' is open, so that via the outlet port 18 liquid concrete 40 passes into the lower part of the formwork 36.
  • the upper horizontal branch 48 "is expediently blocked against thick matter access via a blocking slide (not shown) as soon as the liquid concrete level has risen to the outlet connection 18 of the control fitting 10 in the lower horizontal branch 48 ' concerned control fitting 10 is brought into its closed position in which the outlet port 18 to formwork 36 towards cursing locked and the passage is released via the piston opening 26.
  • the optionally present locking member at the end of the lower horizontal strand 48 ' is opened so that liquid concrete over the vertical connection line 50 can reach the upper horizontal strand 48 ".
  • liquid concrete passes via the already open outlet connection 18 of the control fitting located in the upper horizontal branch 48 "into the upper region of the formwork 36 until it is filled up to its outlet connection 18. If this process involves further horizontal strands, this process is repeated Depending on the viscosity of the liquid concrete 40 and the width of the shell 36, more or fewer control valves 10 must be arranged along each horizontal strand 48 ', 48 "in order to ensure uniform filling.
  • control valves 10 With these measures, it is possible to fill a concrete formwork 36 continuously with liquid concrete, without it at any point to undesirable separation phenomena and air bubbles. It is understood that the control valve 10 can also be used for continuously filling a plurality of containers and for producing a plurality of precast concrete parts.
  • the invention relates to a control valve 10 for thick materials, in particular for liquid concrete.
  • the control fitting 10 comprises a housing 14, which has an inlet connection 16, an outlet connection 18 and a passage connection 20, and in which a control element 22 is arranged.
  • a special feature of the control fitting 10 is that the outlet port 18 communicates with the input port 16 in an open position of the control member 22 and is shut off in a closed position of the control member 22 relative to the inlet port 16, and that the connecting piece 20 both in the open position and in the closed position of the control member 22 communicates with the inlet port 16.
  • the control valve 10 is preferably used in an arrangement for introducing high-viscosity material, in particular of liquid concrete, into a formwork 36 bounded by at least one shuttering wall 34.
  • a delivery line 12 which has at least one horizontal strand 48 ', 48 ", is arranged on the outside of the formwork wall 34.
  • At least one control fitting 10 is provided in the at least one horizontal strand 48', 48" its input port 16 and its passage stub 20 coupled, which opens with its outlet port 18 through an opening 28 of the shuttering wall 34 into the formwork 36.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)

Abstract

L'invention concerne une robinetterie de commande (10) pour matériaux épais, en particulier pour le béton liquide. La robinetterie de commande (10) comprend un boîtier (14), équipé d'une tubulure d'entrée (16), d'une tubulure de sortie (18) et d'une tubulure de passage (20) et dans lequel est disposé un organe de commande (22). Une particularité de la robinetterie de commande (10) réside en ce que la tubulure de sortie (18) communique, dans une position ouverte de l'organe de commande (22), avec la tubulure d'entrée (16) et est bloquée, dans une position de fermeture de l'organe de commande (22), par rapport à la tubulure d'entrée (16) et en ce que la tubulure de passage (20) communique, tant dans la position ouverte que dans la position de fermeture de l'organe de commande (22), avec la tubulure d'entrée (16). La robinetterie de commande (10) selon l'invention est de préférence utilisée dans un agencement pour introduire du matériau épais, en particulier du béton liquide, dans un coffrage (36) délimité par au moins une paroi (34) de coffrage. A cette fin, on dispose sur la face externe de la paroi (34) de coffrage une conduite de transport (12) raccordée, côté entrée, à une pompe pour matériau épais, qui présente au moins un brin horizontal (48', 48"). Dans le ou les brins horizontaux (48', 48") est couplée respectivement au moins une robinetterie de commande (10) avec sa tubulure d'entrée (16) et sa tubulure de passage (20), qui débouche avec sa tubulure de sortie (18) à travers une ouverture (28) de la paroi (34) de coffrage dans le coffrage (36).
EP12714648.8A 2011-04-19 2012-04-05 Agencement et procédé pour la production des éléments en béton Active EP2699742B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201110007689 DE102011007689A1 (de) 2011-04-19 2011-04-19 Anordnung und Verfahren zum Einbringen von Dickstoffmaterial in eine Schalung sowie Steuerarmatur hierfür
PCT/EP2012/056258 WO2012143247A1 (fr) 2011-04-19 2012-04-05 Agencement et procédé pour introduire un matériau épais dans une coffrage et robinetterie de commande destinée à cette fin

Publications (2)

Publication Number Publication Date
EP2699742A1 true EP2699742A1 (fr) 2014-02-26
EP2699742B1 EP2699742B1 (fr) 2016-07-06

Family

ID=45974302

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12714648.8A Active EP2699742B1 (fr) 2011-04-19 2012-04-05 Agencement et procédé pour la production des éléments en béton

Country Status (3)

Country Link
EP (1) EP2699742B1 (fr)
DE (1) DE102011007689A1 (fr)
WO (1) WO2012143247A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021074101A1 (fr) * 2019-10-15 2021-04-22 Putzmeister Engineering Gmbh Raccord de commande, agencement et procédé de production de composants en béton

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3872300A1 (fr) 2020-02-27 2021-09-01 Kern Tunneltechnik SA Dispositif de décoffrage d'un tube de tunnel
AT17843U1 (de) 2022-02-10 2023-05-15 Oestu Stettin Hoch Und Tiefbau Gmbh Armatur und Verfahren zum Steuern eines Fluidstromes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3811585A1 (de) * 1988-04-07 1989-10-19 Stetter Gmbh Verfahren und vorrichtung zur verarbeitung von moertel und beton im tunnel- und stollenbau
DE9112228U1 (fr) * 1991-10-01 1992-05-21 Schulte, Klaus, Dr., 4600 Dortmund, De
JP2698750B2 (ja) * 1993-10-04 1998-01-19 戸田建設株式会社 トンネル覆工材の混合打設装置及び混合打設方法
DE102006053552B3 (de) * 2006-11-14 2008-02-07 Ratec Maschinenentwicklungs- Und Verwaltungs-Gmbh Füllanschluss für eine Schalung zum Einfüllen von Beton

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2012143247A1 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021074101A1 (fr) * 2019-10-15 2021-04-22 Putzmeister Engineering Gmbh Raccord de commande, agencement et procédé de production de composants en béton

Also Published As

Publication number Publication date
EP2699742B1 (fr) 2016-07-06
WO2012143247A1 (fr) 2012-10-26
DE102011007689A1 (de) 2012-10-25

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