WO2017213532A1 - Cintre ou lanceur supérieur en coffrage à section inférieure évidée - Google Patents

Cintre ou lanceur supérieur en coffrage à section inférieure évidée Download PDF

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Publication number
WO2017213532A1
WO2017213532A1 PCT/PT2017/050016 PT2017050016W WO2017213532A1 WO 2017213532 A1 WO2017213532 A1 WO 2017213532A1 PT 2017050016 W PT2017050016 W PT 2017050016W WO 2017213532 A1 WO2017213532 A1 WO 2017213532A1
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WO
WIPO (PCT)
Prior art keywords
plane
structural arrangement
structural
loads
equipment
Prior art date
Application number
PCT/PT2017/050016
Other languages
English (en)
Portuguese (pt)
Inventor
Pedro Álvares RIBEIRO DO CARMO PACHECO
Hugo Edgar NORBERTO SOARES COELHO
Diogo SOTTOMAYOR VASQUES DE CARVALHO
Andre Filipe DE BASTOS RESENDE
Original Assignee
Pgpi - Marcas E Patentes, S.A.
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 Pgpi - Marcas E Patentes, S.A. filed Critical Pgpi - Marcas E Patentes, S.A.
Publication of WO2017213532A1 publication Critical patent/WO2017213532A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
    • E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00—Structural or constructional details of bridges

Definitions

  • the present invention relates to the field of equipment adapted to support bridge construction, in particular equipment having an upper beam with a hollow lower section.
  • the state of the art includes different bridge support equipment solutions extending above the bridge deck - bridges or upper launchers, featuring means for moving heavy loads along a longitudinal extension aligned with the bridge's main span.
  • the problem arises in particular of providing sufficient circulation space of said loads, in particular with sufficient handling height thereof above the bridge deck.
  • loads to be moved by these types of apparatus include gantries, and other relatively large (not manually handled) prefabricated components used in bridge construction.
  • a first case is represented by the existence of two longitudinal structural elements extending in the longitudinal direction of the equipment and supporting the moving and lifting device.
  • EP 1966444 BI and WO 2015/185959 Al disclose support equipment for the construction of bridges that basically correspond to the first case.
  • a second case is represented by equipment comprising a longitudinal structural member having a closed cross-section and wherein the moving and lifting device is provided on one of the two horizontal members of said beam.
  • US 3,902,212 discloses equipment corresponding to said second case.
  • this document discloses an equipment in which the operating height is limited by the lower support rope of the load handling mechanism.
  • a third case is represented by equipment comprising a single beam supporting said moving and lifting device.
  • US 8,555,442 B2 and WO 2013/052017 Al disclose such equipment.
  • CN 105839548 A, CN 105780660 A, CN 205474869 U and CN 204626253 U disclose bridging equipment other than the equipment disclosed by the present invention.
  • the object of the present invention is to provide equipment for supporting the construction of bridges extending above the bridge deck, including adapted to provide the movement of heavy loads along a longitudinal extent, having a cross-section beam. undercut, and adapted so that it provides greater operating space for the load shifting and lifting mechanisms relative to the bridge deck.
  • Said structural arrangement is provided with an open underside such that said loads may be moved in a free three-dimensional space above said lower rope plane along said longitudinal extent of operation.
  • the lower rope planes and the running plane develop at different levels and provide a cargo handling operating space that extends above and below said lower rope plane continuously over said length. longitudinal operation.
  • said open underside forms a concave type zone delimiting the cargo handling space and which may be in the form of an approximately rectangular, triangular, multi-sided polygonal section, curve, or other section resulting from the combination of the previous
  • said equipment prefferably has a unique structural arrangement comprising two first structural members which extend generally vertically and parallel to each other at a distance laterally delimiting said operating space above said lower rope plane, two seconds. structural members, one of said second structural members developing generally horizontally between the top ends of said first structural elements and another of said second structural elements developing generally horizontally in said circulation plane.
  • Said lower rope plane is defined by the lower end of structural members of said structural arrangement extending continuously along the longitudinal extent of operation.
  • a related object of the present invention is to provide an adapted building system for bridge construction, constructed in situ, with prefabricated staves, prefabricated beams, prefabricated segments, or metal elements.
  • Figure 1 Cross-sectional view of three types of
  • Figure 5 Cross-sectional view of a first
  • Figure 1 represents principle structural diagrams of three types of cross-sectional bridges supporting above the bridge deck according to the state of the art.
  • the equipment has two beams, hereafter referred to as structural arrangements (1), which run parallel along the longitudinal extension from a lower rope plane (A) and up to to a top side in which the circulation plane (B) develops along which a movement (2) and load lifting (3) mechanism circulates.
  • said lower rope (A) and circulation (B) planes are therefore at different levels, but two structural arrangements (1) are used.
  • the apparatus has a single structural arrangement (1) comprising a plurality of structural elements arranged to form a closed perimeter space, and in the case of a first variant (shown on the left) the displacement (2) and lifting (3) mechanisms are provided such that they can operate within said closed perimeter space, and in the case of a second variant (shown on the right) displacement (2) and lifting (3) mechanisms are provided on the downwardly oriented side of said structural arrangement (1) so that they can only operate in the space below it.
  • said lower rope planes comprising a plurality of structural elements arranged to form a closed perimeter space
  • (1) corresponds to a single beam with a hollow undercut extending above a lower rope plane (A) extending in a longitudinal direction, and is adapted to provide downwardly oriented support to a mechanism displacement (2) and possibly lifting (3) loads (4) along a longitudinal operating range.
  • Said equipment is adapted such that it can move loads along the longitudinal extension, and eventually raise and lower said loads (4) above a bridge deck plane (not shown), with the respective structural arrangement (1) comprises a plurality of first and second structural elements (11, 12) disposed in a cross section with respect to said longitudinal extent.
  • the bridge construction support equipment likewise comprises a single structural arrangement (1) corresponding to a beam supported at its ends and on whose downwardly oriented side the locking mechanism is provided. displacement (2) and possibly lifting (3) of loads (4). Said lower rope (A) and circulation (B) planes therefore develop at similar levels above the bridge deck.
  • Figure 2 is a principle structural diagram of an apparatus according to the present invention.
  • said apparatus has a unique structural arrangement (1) extending above the lower rope plane (A).
  • the underside of said structural arrangement (1) is provided cast, including in a trapezoidal shape (left side drawing) and a curved type (right side), or any other concave shape, such that said loads (4) may be moved higher than said lower limit of the structural arrangement (1), i.e. the lower rope plane (A).
  • the unique structural arrangement (1) is provided as a hollow lower section coffin beam, ie with the downwardly oriented side open, makes it possible to arrange the moving means (2) and / or lifting loads (4) within the three-dimensional space thus resulting above the lower rope plane (A), thereby increasing the operating space available for such loads (4) along the longitudinal extent of the equipment.
  • Figure 3 is a principle structural diagram of a first preferred embodiment of bridge support equipment in accordance with the present invention.
  • the apparatus has a unique structural arrangement (1) wherein said lower rope planes (A) and circulation plane (B) develop at different levels and provide an operating space that extends above and below. of the lower rope plane (A) continuously throughout said longitudinal extent of operation.
  • This structural arrangement (1) thus advantageously provides a larger operating space, together with a high structural efficiency, compared to other cases of equipment having a unique structural arrangement (1).
  • the apparatus comprises a unique structural arrangement (1) which, when viewed in cross section, has a plurality of first and second structural members (11, 12) disposed. in a general lattice-like form, for example in a lattice-like form
  • Inverted “U” or the like to shape a first downward open space and a second space whose perimeter may or may not be closed successively above said lower rope plane (A), said first and second spaces are divided by said circulation plan (B).
  • the apparatus comprises a unique structural arrangement (1) which in this case has a plurality of first and second structural elements (11, 12) adapted such that they can support said displacement means (2). ) and / or lifting (3) and arranged in a lattice-like form, for example in a general inverted "U" type shape or the like, to shape a first downward open space and a possibly closed second perimeter space successively above said lower rope plane (A) such that said loads may be moved in an operating space extending above and below the lower rope plane (A) above said bridge deck plane ( 5) and throughout said longitudinal extent of operation.
  • said unique structural arrangement (1) has two first structural elements (11) defining two lateral extensions extending from said lower rope plane (A), and two second elements. (12) adapted to provide connection between said first structural members (11) and arranged at different heights above said lower rope plane (A).
  • said unique structural arrangement (1) comprises two second structural elements (12), wherein: one of said second structural elements (12) extends approximately parallel to the bridge deck guideline between the top ends of said first structural elements (11) and another of said second structural elements (12) develops approximately parallel to the bridge deck directive in said circulation plane (B).
  • Figures 4 and 5 show the front elevation of the single structurally arranged equipment embodiment (1) according to Figure 3, including identification of the relative position of said lower rope plane (A) shown in phantom and circulation (B) represented by dash and dot.
  • the moved load (4) is a concrete beam in the case of Figure 4, and a metal beam occupying part of the available space above and below the lower rope plane (A) in the case of Figure 5.
  • Figure 6 shows the front elevation of the single structurally arranged equipment embodiment (1) according to Figure 3, the equipment in which case is shown in operating position in support of the construction of a bridge having a tray bridge (5).
  • the equipment according to the present invention has support elements (16) adapted so that they can pass each other in the preparation phase of spanning transposition.
  • FIG. 7 shows the side elevation bridge support equipment, in particular indicating the location of the lower rope plane (A).
  • Said lower rope plane (A) is defined by the lower end of structural members of said structural arrangement (1) which extend continuously along the longitudinal extent of operation of the equipment.
  • the running plane (B) continuously extends above said lower rope plane (A) and along the longitudinal extent of operation of the bridge construction support equipment.
  • Figure 8 shows a perspective view of the preferred embodiment according to Figure 3 of the bridge construction support equipment according to the present invention.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

La présente invention concerne un équipement d'appui à la construction de ponts, tel qu'un cintre ou un lanceur, ledit dispositif présentant un agencement structural (1) unique correspondant à une poutre de coffrage supérieure qui se prolonge selon une extension longitudinale, se développant au-dessus d'un plan de corde inférieur (A), et conçue pour servir de support, à partir d'un côté orienté vers le bas, à un moyen de déplacement (2) servant à déplacer des charges (4) le long d'une extension longitudinale de mise en oeuvre, et pouvant comprendre des moyens d'élévation (3) de charges (4), ledit agencement structural (1) présentant un côté inférieur ouvert, de sorte que lesdites charges (4) puissent être déplacées dans un espace tridimensionnel libre au-dessus dudit plan de corde inférieur (A) le long de ladite extension longitudinale de mise en oeuvre.
PCT/PT2017/050016 2016-06-08 2017-06-08 Cintre ou lanceur supérieur en coffrage à section inférieure évidée WO2017213532A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PT109441A PT109441A (pt) 2016-06-08 2016-06-08 Cimbre ou lançador superior em caixão com secção inferior vazada
PT109441 2016-06-08

Publications (1)

Publication Number Publication Date
WO2017213532A1 true WO2017213532A1 (fr) 2017-12-14

Family

ID=59569360

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/PT2017/050016 WO2017213532A1 (fr) 2016-06-08 2017-06-08 Cintre ou lanceur supérieur en coffrage à section inférieure évidée

Country Status (2)

Country Link
PT (1) PT109441A (fr)
WO (1) WO2017213532A1 (fr)

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902212A (en) 1973-07-17 1975-09-02 Genie Civil Et De Tech Ind Ge Building of multispan bridges or the like works, by the cantilever method
DE2528114A1 (de) * 1975-06-24 1976-12-30 Holzmann Philipp Ag Verfahren zum herstellen eines tragwerkes, insbesondere des ueberbaues einer spannbetonbruecke, aus vorgefertigten ueberbauabschnitten und vorschubruestung zur durchfuehrung des verfahrens
DE2620376A1 (de) * 1976-05-08 1977-11-17 Beton & Monierbau Ag Verfahren und vorrichtung zur herstellung von mehrfeldrigen spannbetonbruecken aus fertigteilen im abschnittsweisen freivorbau
EP1966444B1 (fr) 2005-12-20 2012-10-17 Flatiron Constructors, Inc. Procede et dispositif de construction de pont
WO2013052017A1 (fr) 2011-10-07 2013-04-11 Nrs Consulting Co., Ltd. Système d'échafaudage mobile du type auto-lanceur
US8555442B2 (en) 2010-05-19 2013-10-15 Beijing Wowjoint Machinery Co. Transportation and erection integrated machine with displacement platforms and methods for erecting bridge using the same
WO2014200443A1 (fr) * 2013-06-11 2014-12-18 Nrs Consulting Co., Ltd. Système d'échafaudage mobile à lancement autonome
WO2015034444A1 (fr) * 2013-09-06 2015-03-12 Nrs Consulting Co., Ltd. Nouveaux systèmes de portique de lancement auto-lanceur suspendu
CN204626253U (zh) 2015-03-20 2015-09-09 安徽省交通规划设计研究总院股份有限公司 一种用于桥梁预制节段的下行式桁架
WO2015185959A1 (fr) 2014-06-06 2015-12-10 Soletanche Freyssinet Procédé de construction de ponts et appareil de construction de ponts
CN105780660A (zh) 2016-03-23 2016-07-20 中铁局集团有限公司 一种节段拼装箱梁施工工艺
CN105839548A (zh) 2016-03-23 2016-08-10 中铁局集团有限公司 基于下行式架桥机的节段拼装箱梁架设施工工艺
CN205474869U (zh) 2016-03-23 2016-08-17 中铁一局集团有限公司 节段拼装箱梁架设施工装置

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902212A (en) 1973-07-17 1975-09-02 Genie Civil Et De Tech Ind Ge Building of multispan bridges or the like works, by the cantilever method
DE2528114A1 (de) * 1975-06-24 1976-12-30 Holzmann Philipp Ag Verfahren zum herstellen eines tragwerkes, insbesondere des ueberbaues einer spannbetonbruecke, aus vorgefertigten ueberbauabschnitten und vorschubruestung zur durchfuehrung des verfahrens
DE2620376A1 (de) * 1976-05-08 1977-11-17 Beton & Monierbau Ag Verfahren und vorrichtung zur herstellung von mehrfeldrigen spannbetonbruecken aus fertigteilen im abschnittsweisen freivorbau
EP1966444B1 (fr) 2005-12-20 2012-10-17 Flatiron Constructors, Inc. Procede et dispositif de construction de pont
US8555442B2 (en) 2010-05-19 2013-10-15 Beijing Wowjoint Machinery Co. Transportation and erection integrated machine with displacement platforms and methods for erecting bridge using the same
WO2013052017A1 (fr) 2011-10-07 2013-04-11 Nrs Consulting Co., Ltd. Système d'échafaudage mobile du type auto-lanceur
WO2014200443A1 (fr) * 2013-06-11 2014-12-18 Nrs Consulting Co., Ltd. Système d'échafaudage mobile à lancement autonome
WO2015034444A1 (fr) * 2013-09-06 2015-03-12 Nrs Consulting Co., Ltd. Nouveaux systèmes de portique de lancement auto-lanceur suspendu
WO2015185959A1 (fr) 2014-06-06 2015-12-10 Soletanche Freyssinet Procédé de construction de ponts et appareil de construction de ponts
CN204626253U (zh) 2015-03-20 2015-09-09 安徽省交通规划设计研究总院股份有限公司 一种用于桥梁预制节段的下行式桁架
CN105780660A (zh) 2016-03-23 2016-07-20 中铁局集团有限公司 一种节段拼装箱梁施工工艺
CN105839548A (zh) 2016-03-23 2016-08-10 中铁局集团有限公司 基于下行式架桥机的节段拼装箱梁架设施工工艺
CN205474869U (zh) 2016-03-23 2016-08-17 中铁一局集团有限公司 节段拼装箱梁架设施工装置

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