WO2005092584A1 - Installation et procede pour produire des elements prefabriques en beton - Google Patents

Installation et procede pour produire des elements prefabriques en beton Download PDF

Info

Publication number
WO2005092584A1
WO2005092584A1 PCT/EP2005/002657 EP2005002657W WO2005092584A1 WO 2005092584 A1 WO2005092584 A1 WO 2005092584A1 EP 2005002657 W EP2005002657 W EP 2005002657W WO 2005092584 A1 WO2005092584 A1 WO 2005092584A1
Authority
WO
WIPO (PCT)
Prior art keywords
concrete
formwork
downpipe
liquid
pump
Prior art date
Application number
PCT/EP2005/002657
Other languages
German (de)
English (en)
Inventor
Max Schuran
Original Assignee
Putzmeister Aktiengesellschaft
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 Aktiengesellschaft filed Critical Putzmeister Aktiengesellschaft
Priority to EP05716007A priority Critical patent/EP1727656B1/fr
Priority to MXPA06011050A priority patent/MXPA06011050A/es
Priority to DE502005009678T priority patent/DE502005009678D1/de
Priority to AT05716007T priority patent/ATE469745T1/de
Priority to BRPI0509224-8A priority patent/BRPI0509224A/pt
Publication of WO2005092584A1 publication Critical patent/WO2005092584A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C9/00—General arrangement or layout of plant
    • B28C9/04—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages
    • B28C9/0472—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages provided with two or more carriages for storing the ingredients or for the mixing device, e.g. transportable on rails
    • 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
    • B28B15/00—General arrangement or layout of plant ; Industrial outlines or plant installations
    • 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
    • E04G21/0436—Devices for both conveying and distributing with distribution hose on a mobile support, e.g. truck
    • 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
    • E04G21/0445—Devices for both conveying and distributing with distribution hose with booms

Definitions

  • the invention relates to a system for the production of precast concrete parts with formwork arranged in a defined, upwardly open formwork, with a stationary concrete mixing plant arranged at a distance from the formwork and with a conveying device for the transport of liquid concrete from the concrete mixing plant into the formwork.
  • the invention further relates to a method for producing precast concrete parts, in which liquid concrete is conveyed from a stationary storage or mixing container to a formwork and introduced into the formwork.
  • the formworks located in a delimited production zone are usually filled with concrete buckets, which are fed with fresh concrete in a central concrete mixing plant and transported to the formworks via a crane distributor or a monorail.
  • This procedure leads to poor quality of the prefabricated elements due to the discontinuous filling and the segregation of the concrete during the container transport, especially with exposed concrete surfaces.
  • the production speed leaves something to be desired.
  • the object of the invention is to develop a system and a method for producing prefabricated concrete parts which ensures optimum quality of the end product at high production speeds.
  • a special feature of the invention is that the conveying device has a conveying unit that can be moved on a predefined roadway between the concrete mixing plant and the production zone, which has a moving concrete buffer mixer, a concrete feeding container that can be filled with liquid concrete via the concrete buffer mixer, a concrete pump connected to the concrete feeding container and an over carries a conveying line that is rotatable about a vertical axis relative to the conveying unit, the end of the conveying line ending in a downpipe hanging down at the top of the mast and immersed in the formwork from above, and the concrete placing boom and the concrete pump semi-automatically via control elements of a remote control can be operated.
  • the concrete placing boom according to the invention is expediently designed as an articulated mast.
  • the downpipe can either be rigid in itself or can be designed as a flexible end hose.
  • a computer-aided control device for the conveying operation of the conveying unit, which has a control routine responsive to output data of a conveying quantity counter for controlling articulated drives of the placing boom depending on the degree of filling of the formwork derived from the measured conveying quantity.
  • the control routine ensures that the downpipe carries out a lifting movement at a defined distance above or below the liquid level in the formwork at least over part of the formwork height. This procedure is particularly important for self-compacting concrete, in which the liquid concrete should always be poured into the formwork at a certain distance below the surface of the concrete filling. This ensures a uniform compaction of the concrete without segregation and air entry.
  • the height of the outlet point of the downpipe within the formwork is automatically determined by measuring the filling volume and by converting the filling height formula of the respective formwork.
  • the moving concrete pump is expediently a rotor pump operating according to the peristaltic principle. This enables a very precise volume determination by simply counting the rotor revolutions or parts of a revolution. This volume is then used together with the dimensions of the shape for height determination in the automatic upward control of the downpipe.
  • the volume determination during the pumping process also enables a filling level determination in the concrete buffer mixer, so that the liquid concrete can always be refilled in good time. This ensures that the concrete pump does not stand still during the entire concreting process.
  • the conveying device has a bucket conveyor or a bucket crane running along the route, so that concrete buckets for refilling liquid concrete can be moved into the concrete buffer mixer arranged on the conveying unit in accordance with the quantity delivered. The concrete from the buckets is homogenized in the concrete buffer mixer.
  • a further advantageous embodiment of the invention provides that the control device opens a position transmitter for the automatic positioning of the mobile conveyor unit with respect to the formwork to be loaded. has.
  • work is usually carried out in a hall with obstacles such as columns, cranes, supports, roof structures and the like.
  • the boundary contours of these obstacles can be read into the computer-aided control device and automatically taken into account when working with the concrete placing boom from any position of the conveyor unit along the rail route.
  • a special feature of the method according to the invention for the production of precast concrete parts, in which liquid concrete is conveyed from a stationary storage or mixing container to a formwork and introduced into the formwork, is that the liquid concrete is brought into the concrete formwork from above and below the surface of the current liquid concrete level immersed downpipe is inserted, and that the downpipe is raised when the liquid concrete level in the formwork rises.
  • the downpipe engages over the predominant part of the formwork height at the same distance below the liquid concrete level during the rise of the liquid concrete level.
  • the delivery rate of the liquid concrete introduced into the formwork is measured and the downpipe is automatically raised in accordance with the amount of liquid related to the cross-sectional area of the formwork.
  • a concrete placing boom designed as an articulated mast is expediently used, the downpipe being acted upon by liquid concrete via a concrete pump and a delivery line guided along the mast arms of the articulated mast.
  • Fig. 1 shows a detail from a plant for producing prefabricated concrete parts from a bird's eye view
  • Fig. 2 is a side view of the driving unit of the system of FIG. 1 during the concreting process.
  • the system shown in sections in the drawing is intended for the production of precast concrete parts.
  • the actual concreting process takes place in a delimited production zone 10, in which formwork 12 open at the top is arranged, the inner contour of which corresponds to the contour of the precast concrete part to be produced.
  • a reinforcement mesh not shown, is inserted into the formwork.
  • liquid concrete is introduced into the formwork 12 from above via the openings 14 in such a way that the reinforcement mesh is embedded in the concrete of the prefabricated part.
  • the liquid concrete is produced in a stationary concrete mixing plant, not shown in the drawing, and is brought into the formwork with a conveyor 16.
  • the conveying device 16 comprises a conveying unit 20 which is movable on rails 18, which has a moving concrete buffer mixer 22, a concrete feed container 24 which can be loaded with liquid concrete via the concrete buffer mixer 22, a concrete pump 26 connected to the concrete feed container and one from the concrete pump into the formwork 12 leading conveyor line 28 includes.
  • the conveying line is guided over a concrete placing boom 30 which can be rotated about a vertical axis 46 relative to the conveying unit 20 and which, in the exemplary embodiment shown, is designed as an articulated mast with three mast arms 31 ', 31 ", 31"'.
  • the delivery line 28 opens into a downpipe 32 hanging down on the mast tip 31, which dips into the formwork 12 from above during the concreting process.
  • the downpipe 32 can either be designed as a rigid tube or as a flexible end hose.
  • a computer-assisted control device 35 is provided, which has a remote control device 36 with at least one control lever and a software routine for moving the downpipe that responds to actuation signals from the control lever 38 32 via the articulated drives of the concrete placing boom 30.
  • the movement of the concrete placing boom 30 with the downpipe 32 takes place semi-automatically, the downpipe 32 in a first main direction of the control lever 38 a radial movement with respect to the mast rotation axis 40, in a second main direction a rotation about the mast rotation axis 40 and in a third main direction a lifting or Lowering movement for example within the formwork.
  • the control device 35 comprises a position transmitter for the automatic positioning of the mobile conveyor unit 20 along the rail track 18 with respect to the formwork 12 to be loaded.
  • a rotor pump operating on the principle of the peristaltic pump is expediently used as the concrete pump 26.
  • Such a pump contains a special hose arranged in a rotor housing, which is pressed together by the rotation of a rotor. The concrete in the hose is pushed towards the delivery line 28.
  • the rotor pump is quiet and quiet.
  • the flow rate can be regulated and measured at the same time over a wide range.
  • the downpipe 32 is inserted deep into the formwork 12 for concreting, so that the undesired addition of air into the liquid concrete is minimized.
  • the downpipe is constantly in the liquid concrete and is raised fully automatically with the filling process. This is particularly important when using self-compacting concrete.
  • Self-compacting concrete considerably simplifies concreting, since it is automatically distributed and vented in the formwork 12. This ensures high concrete quality with high concreting performance. Personnel-intensive rework, such as Cleaning, cutting and filling the finished elements are largely avoided when using self-compacting concrete.
  • a bucket track 42 is additionally provided, on which the concrete bucket 44 runs parallel to the rail section 18 from the stationary concrete mixing system can be moved to the current position of the conveyor unit 20.
  • the moving concrete buffer mixer 22 can thus be refilled with fresh concrete during pump operation, so that a continuous pouring process is possible, the batches introduced are homogenized and a high production speed can be achieved.
  • the concrete buffer mixer is refilled automatically.
  • the concrete placing boom 30 is controlled with the aid of a computer, so that the pump driver can concentrate fully on the surroundings and the filling of the formwork.
  • the downpipe 32 is automatically raised during the filling process with the liquid concrete level in the formwork.
  • the delivery line 28 is closed via a pinch valve in the area of the downpipe 32, so that the mast 30 can be moved to the next formwork 12.
  • any vibrations in the placing boom are dampened by suitable sensors and control software.
  • the conveyor unit 20 is electrically driven and rail-guided, so that the respective location of the machine can be positioned relative to the formwork 12.
  • Changing the type of concrete between two formworks is not a problem.
  • Hardly any residual concrete remains with the rotor pump used.
  • the pump driver inserts a sponge ball soaked in water into the concrete feed container 24.
  • the pump sucks in the sponge ball and conveys it to the downpipe 32.
  • the remaining concrete is pushed out of the pipeline with the sponge ball. At the same time, the system is cleaned.
  • the movable conveyor unit 20 is equipped with optical and / or acoustic monitoring devices. Redundant laser scanners, which are attached to the front and rear of the conveyor unit, are used for contactless monitoring of a freely programmable gramming security area. If there is an obstacle in the way, the mobile conveyor unit is stopped. Only when the obstacle has been removed does the laser scanner release the conveyor unit from driving again.
  • the invention relates to a system and a method for producing precast concrete parts, liquid concrete being conveyed from a stationary storage or mixing container to a formwork 12 and introduced into the formwork.
  • the system comprises a conveyor unit 20 which can be moved on a predetermined roadway 18 and which carries a traveling concrete mixer 22, a concrete pump 26 and a conveyor line 28 which opens into the formwork 12.
  • the delivery line is guided over a concrete placing boom 30 and opens into a downpipe 32 which is arranged at the top of the mast and can be inserted into the formwork 12.
  • the downpipe 32 can be raised automatically when the liquid concrete level in the formwork 12 rises.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)

Abstract

L'invention concerne une installation et un procédé permettant de produire des éléments préfabriqués en béton. Du béton liquide est refoulé entre un réservoir ou un réservoir de mélange fixe et un coffrage et est introduit dans le coffrage. L'installation comprend une unité de refoulement (20) pouvant être déplacée sur une voie de roulement (18) prédéfinie et qui porte une bétonnière à malaxeur (22) se déplaçant conjointement et une pompe à béton (26), ainsi qu'une conduite de refoulement (28) débouchant dans le coffrage (12). A cet effet, la conduite de refoulement est guidée par l'intermédiaire d'un mât distributeur de béton (30) et débouche dans un tuyau de descente (32) qui est monté à la pointe du mât et peut être introduit dans le coffrage (12). Le tuyau de descente (32) permet d'introduire le béton liquide dans le coffrage, en dessous de la surface du niveau liquide instantané. Ledit tuyau de descente (32) peut en outre est soulevé de manière automatique lorsque le niveau du béton liquide augmente dans le coffrage (12).
PCT/EP2005/002657 2004-03-26 2005-03-12 Installation et procede pour produire des elements prefabriques en beton WO2005092584A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP05716007A EP1727656B1 (fr) 2004-03-26 2005-03-12 Installation et procede pour produire des elements prefabriques en beton
MXPA06011050A MXPA06011050A (es) 2004-03-26 2005-03-12 Instalacion y metodo para producir partes de concreto precolado.
DE502005009678T DE502005009678D1 (de) 2004-03-26 2005-03-12 Anlage und verfahren zur herstellung von betonfertigteilen
AT05716007T ATE469745T1 (de) 2004-03-26 2005-03-12 Anlage und verfahren zur herstellung von betonfertigteilen
BRPI0509224-8A BRPI0509224A (pt) 2004-03-26 2005-03-12 instalação e processo para a fabricação de produtos acabados de concreto

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004015422A DE102004015422A1 (de) 2004-03-26 2004-03-26 Anlage und Verfahren zur Herstellung von Betonfertigteilen
DE102004015422.8 2004-03-26

Publications (1)

Publication Number Publication Date
WO2005092584A1 true WO2005092584A1 (fr) 2005-10-06

Family

ID=34961452

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2005/002657 WO2005092584A1 (fr) 2004-03-26 2005-03-12 Installation et procede pour produire des elements prefabriques en beton

Country Status (6)

Country Link
EP (1) EP1727656B1 (fr)
AT (1) ATE469745T1 (fr)
BR (1) BRPI0509224A (fr)
DE (2) DE102004015422A1 (fr)
MX (1) MXPA06011050A (fr)
WO (1) WO2005092584A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1842643A2 (fr) * 2006-04-07 2007-10-10 Hymix Limited Camion mélangeur
EP2107184A1 (fr) * 2008-04-02 2009-10-07 Putzmeister Concrete Pumps GmbH Pompe de mélangeur pour béton liquide et son procédé de fonctionnement
CN102814859A (zh) * 2012-05-29 2012-12-12 娄底市高盛板业有限公司 一种用于蜂巢芯板的自动仿形布料、生产系统
CN103406989A (zh) * 2013-08-29 2013-11-27 扬州市福漫地畜牧设备有限公司 畜牧养殖场用水泥漏缝板生产系统
SE543740C2 (en) * 2020-06-30 2021-07-06 Gds Geo Drilling Solutions Ab A hose reel unit and a method of a hose reel unit
CN115847608A (zh) * 2022-12-20 2023-03-28 武汉中阳明建材有限公司 一种耐热混凝土的生产工艺

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2723810A1 (de) * 1976-05-27 1977-12-08 Paraisten Kalkki Oy Vorrichtung zum pumpgiessen von beton
JPS62152963A (ja) * 1985-12-26 1987-07-07 富士重工業株式会社 鉄道用コンクリ−トミキサ−車
FR2640185A1 (fr) * 1988-12-08 1990-06-15 Thenaud Fils Ets Installation de manutention de beton dans une usine de prefabrication de pieces moulees
DE4204330A1 (de) * 1992-02-14 1993-08-19 Putzmeister Maschf Fahrmischerpumpe
JPH07207941A (ja) * 1994-01-25 1995-08-08 Mitsui Constr Co Ltd コンクリートディストリビューター
JPH09310496A (ja) * 1996-05-22 1997-12-02 Toda Constr Co Ltd コンクリートの打設装置
JPH09328900A (ja) * 1991-08-02 1997-12-22 Fusao Yano 倣い運転装置を具備するコンクリ−トポンプ車における運転速度表示機構
WO2000032372A1 (fr) * 1998-11-30 2000-06-08 Edwin Desteiguer Snead Procede et appareil d'un systeme de pompe et de melange de beton sur rail
US6616755B1 (en) * 1997-05-12 2003-09-09 Lafarge Platres Self-levelling concrete and method for making a structural part

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2178292A5 (fr) * 1972-03-27 1973-11-09 Coignet Edmond Const
JP3213427B2 (ja) * 1993-02-23 2001-10-02 松下電工株式会社 パネルの製造方法
DE19644412A1 (de) * 1996-10-25 1998-04-30 Putzmeister Ag Betonverteilermast für Betonpumpen

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2723810A1 (de) * 1976-05-27 1977-12-08 Paraisten Kalkki Oy Vorrichtung zum pumpgiessen von beton
JPS62152963A (ja) * 1985-12-26 1987-07-07 富士重工業株式会社 鉄道用コンクリ−トミキサ−車
FR2640185A1 (fr) * 1988-12-08 1990-06-15 Thenaud Fils Ets Installation de manutention de beton dans une usine de prefabrication de pieces moulees
JPH09328900A (ja) * 1991-08-02 1997-12-22 Fusao Yano 倣い運転装置を具備するコンクリ−トポンプ車における運転速度表示機構
DE4204330A1 (de) * 1992-02-14 1993-08-19 Putzmeister Maschf Fahrmischerpumpe
JPH07207941A (ja) * 1994-01-25 1995-08-08 Mitsui Constr Co Ltd コンクリートディストリビューター
JPH09310496A (ja) * 1996-05-22 1997-12-02 Toda Constr Co Ltd コンクリートの打設装置
US6616755B1 (en) * 1997-05-12 2003-09-09 Lafarge Platres Self-levelling concrete and method for making a structural part
WO2000032372A1 (fr) * 1998-11-30 2000-06-08 Edwin Desteiguer Snead Procede et appareil d'un systeme de pompe et de melange de beton sur rail

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1995, no. 11 26 December 1995 (1995-12-26) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 04 31 March 1998 (1998-03-31) *

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1842643A2 (fr) * 2006-04-07 2007-10-10 Hymix Limited Camion mélangeur
EP1842643A3 (fr) * 2006-04-07 2008-05-14 Hymix Limited Camion mélangeur
EP2107184A1 (fr) * 2008-04-02 2009-10-07 Putzmeister Concrete Pumps GmbH Pompe de mélangeur pour béton liquide et son procédé de fonctionnement
CN102814859A (zh) * 2012-05-29 2012-12-12 娄底市高盛板业有限公司 一种用于蜂巢芯板的自动仿形布料、生产系统
CN103406989A (zh) * 2013-08-29 2013-11-27 扬州市福漫地畜牧设备有限公司 畜牧养殖场用水泥漏缝板生产系统
SE543740C2 (en) * 2020-06-30 2021-07-06 Gds Geo Drilling Solutions Ab A hose reel unit and a method of a hose reel unit
SE2050797A1 (en) * 2020-06-30 2021-07-06 Gds Geo Drilling Solutions Ab A hose reel unit and a method of a hose reel unit
CN115847608A (zh) * 2022-12-20 2023-03-28 武汉中阳明建材有限公司 一种耐热混凝土的生产工艺
CN115847608B (zh) * 2022-12-20 2023-08-18 武汉中阳明建材有限公司 一种耐热混凝土的生产工艺

Also Published As

Publication number Publication date
BRPI0509224A (pt) 2007-09-04
DE102004015422A1 (de) 2005-10-13
EP1727656B1 (fr) 2010-06-02
EP1727656A1 (fr) 2006-12-06
ATE469745T1 (de) 2010-06-15
DE502005009678D1 (de) 2010-07-15
MXPA06011050A (es) 2007-03-21

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