EP0990735A1 - Procédé de réalisation d'un cable de structure pour ouvrage de construction, cable ainsi réalisé, et toron individuellement gainé pour la mise en oeuvre du procédé - Google Patents
Procédé de réalisation d'un cable de structure pour ouvrage de construction, cable ainsi réalisé, et toron individuellement gainé pour la mise en oeuvre du procédé Download PDFInfo
- Publication number
- EP0990735A1 EP0990735A1 EP00100022A EP00100022A EP0990735A1 EP 0990735 A1 EP0990735 A1 EP 0990735A1 EP 00100022 A EP00100022 A EP 00100022A EP 00100022 A EP00100022 A EP 00100022A EP 0990735 A1 EP0990735 A1 EP 0990735A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cable
- strand
- strands
- tube
- individual
- 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- Withdrawn
Links
Images
Classifications
-
- 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
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B5/00—Making ropes or cables from special materials or of particular form
- D07B5/005—Making ropes or cables from special materials or of particular form characterised by their outer shape or surface properties
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B5/00—Making ropes or cables from special materials or of particular form
- D07B5/005—Making ropes or cables from special materials or of particular form characterised by their outer shape or surface properties
- D07B5/006—Making ropes or cables from special materials or of particular form characterised by their outer shape or surface properties by the properties of an outer surface polymeric coating
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/14—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable
- D07B1/141—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable comprising liquid, pasty or powder agents, e.g. lubricants or anti-corrosive oils or greases
- D07B1/144—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable comprising liquid, pasty or powder agents, e.g. lubricants or anti-corrosive oils or greases for cables or cable components built-up from metal wires
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/16—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics
- D07B1/162—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics characterised by a plastic or rubber enveloping sheathing
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2083—Jackets or coverings
- D07B2201/2087—Jackets or coverings being of the coated type
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2083—Jackets or coverings
- D07B2201/2088—Jackets or coverings having multiple layers
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2083—Jackets or coverings
- D07B2201/2091—Jackets or coverings being movable relative to the internal structure
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2501/00—Application field
- D07B2501/20—Application field related to ropes or cables
- D07B2501/2015—Construction industries
- D07B2501/203—Bridges
Definitions
- the present invention relates to structural cables used in construction works, of the type comprising an outer tube or sheath, individually sheathed strands contained in the tube, and a product of filling injected into the tube around the strands.
- a main object of the present invention is to ensure that the injected filler fills the tube well between the strands individually sheathed.
- the invention thus provides a method as set out in the claim 1, and a structural cable as set out in claim 5.
- the invention also relates, according to claim 8, to a strand individually sheathed for the implementation of the process
- the suspension bridge shown in FIG. 1 conventionally comprises an apron 1, two pylons 2, two parallel carrying cables 3, only one of which is visible in the drawing, and lines 4 which are hooked to cables 3 and who wear apron 1.
- the supporting cables 3 are stretched between two ground anchors 5 at two ends of the bridge (artificial anchors, rock anchors, or if necessary anchors at both ends of the deck if it is a bridge suspended "self-anchored"), and they are supported by pylons 2.
- the cables carriers 3 are preferably discontinuous in line with pylons 2, with anchoring on these pylons.
- Each carrying cable 3 comprises one or more bundles of strands individually protected 6, an example of which is shown in FIG. 3.
- the strand proper 7 forms the strand which will work in traction.
- This strand 7 is made up of several twisted steel wires (seven in the example represented).
- the steel of the wires may have been subjected to an anti-corrosion treatment (galvanization, coating with a Zn-Al alloy ).
- Strand 7 is embedded in a lubricating material 8 itself covered by an outer sheath 9 made of flexible plastic, for example high density polyethylene (HDPE).
- the lubricant material 8 also protects the steel of the wires against corrosion. typically a fat or wax.
- the individually protected strands 6 of the carrying cable 3 are housed in an outer tube 10 extending over the entire length of the carrying cable between its two anchored ends. 12 fill hardened filler the space remaining between the outer tube 10 and the individual sheaths 9 of the strands ( Figure 2).
- the outer tube 10 can be made of metal or a material plastic such as HDPE.
- the filling product 12 can be a grout of cement, polymer or resin.
- Each hanger 4 has its lower end fixed to the deck 1 of the bridge, and its upper end fixed to the carrying cable 3 using a clamp 13.
- Each collar 13 comprises for example two semi-cylindrical shells 13a, 13b bolted to each other around the carrying cable 3, the end upper of the hanger 4 being articulated on one of the two shells 13a.
- the envelope structure containing the strands 7 of the carrying cable 3, constituted by the individual sheaths 9 of these strands, by the matrix that forms the hardened filling product 12 and by the outer tube 10, allows do not transmit to the strands 7 jamming forces generated by the fixing of collars transmitting the load supported by each hanger individual 4.
- the carrying cable 3 To install the carrying cable 3, we start from the outer tube 10 into which an individually protected strand 6 has been threaded. The metallic strand 7 of this strand 6 is anchored at the two ends of the cable 3. It is then threaded successively the other individually protected strands 6 by pulling them using a shuttle sliding alternately in both directions inside of the tube 10. After having threaded each strand, its two ends are anchored. A once all the individually protected strands 6 have been threaded and anchored, the filling product 12 is injected into the tube 10 from the most bottom of the path of the carrying cable 3. This injection is carried out under pressure, in providing vents in the high points, that is to say at the level of the anchoring devices mounted on the pylons 2 of the bridge. Once the product injected 12 has hardened, we can start to hang the lines 4 using their necklaces 13.
- the stretched strands 7 of the carrying cable 3 can be replaced individually without removing the clamps 13, for example in the manner next.
- the anchor jaw is removed from strand 7 at this first end after reading the tension of this strand.
- the lubricant 8 present at the interior of the individual sheath 9 allows easy extraction of the strand 7.
- a lubricant such as grease is brought around the new strand as measurement of its penetration into the sheath 9, to facilitate this penetration, protect the new strand against corrosion, and facilitate its replacement ulterior.
- Figure 4 shows another example of an individually protected strand 16.
- the strand proper, or strand, 7 is coated with a protective material 18 such as a wax or a grease, and surrounded by a first tight sheath in plastic material 19 which can, for example, follow the shape of the periphery of the strand 7, as shown in FIG. 4.
- a lubricant 20 such as a grease located between this first sheath 19 and the individual sheath 21 of the strand 16.
- Installation of the carrying cable 3 with an individually protected strand 16 according to FIG. 4 can be carried out in the manner previously described.
- the individual sheath 21 remains in place in the matrix formed by the filling product 12, and it is the assembly formed by the strand 7, the protective material 18 and the first sheath 19 which is replaced by a similar set.
- the use of the individually protected strand 16 according to FIG. 4 ensures that the metal wires of each strand 7 installed in replacement of a previous strand will be fully covered with layer of protective material 18, and to prevent unwanted particles come into contact with these metal wires during the operation of replacement.
- Figure 5 shows schematically another strand structure individually protected 24 usable according to the invention.
- the individual sheath 25 of these strands 24 has bulges 26 spaced in the direction of the carrying cable 3. These spaced bulges 26 are offset longitudinally relative to each other to the placement of the strands individually protected 24 in the outer tube 10 of the cable. They thus spare intervals between the individual sheaths 25 of these strands, intervals which allow the injected filling product 12 to pass well between all the strands 24 to form a coherent matrix after hardening.
- the tube 10 consists of smooth sections 30 extending between the collars and sections 40.50.60 located at the level of the collars 13. These sections 40.50.60 are welded end to end with the smooth sections 30. Their implementation shape can be ensured during their manufacture by molding, while the smooth sections 30 are conventionally produced by extrusion.
- the external face of the tube section 40 has circumferential grooves 41, and the internal face of the collar 13 has complementary streaks 42 to engage the tube outside 10 and transmit the tangential force.
- the wall of the tube section 50 has corrugations like a bellows, causing transverse reliefs 51.52 on its internal and external faces.
- the tangential force exerted by the collar 13, the internal face of which has corresponding grooves 53, is transmitted almost directly to the hardened filling material inside the tube 10.
- the tube section 60 has grooves 61 on its internal face, which transmit the tangential force to the injected material and hardened inside the tube 10.
- An annular protuberance 62 is present on the external face of the tube section 60, and the internal face of the collar 13 has a complementary annular groove 63 engaging on this protuberance 62 for transmitting the tangential force.
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Ropes Or Cables (AREA)
- Insulated Conductors (AREA)
- Fluid-Damping Devices (AREA)
- Body Structure For Vehicles (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Rod-Shaped Construction Members (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Jib Cranes (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
Description
- la figure 1 est une vue schématique générale d'un pont suspendu ;
- la figure 2 est une vue en coupe transversale d'un câble porteur et d'un collier d'accrochage de suspente du pont suspendu ;
- les figures 3 et 4 sont des vues en coupe transversale de deux exemples de torons utilisables dans le câble porteur du pont suspendu ;
- la figure 5 est une vue latérale schématique de torons selon l'invention ;
- les figures 6 à 8 sont des vues schématiques en coupe longitudinale de tubes extérieurs de câble porteur utilisables dans le pont suspendu.
Claims (9)
- Procédé pour réaliser un câble de structure (3) pour ouvrage de construction, dans lequel on installe des torons individuellement gainés (6 ; 16 ; 24) dans un tube (10), on injecte un produit de remplissage (12) dans le tube pour combler sensiblement l'espace autour des gaines individuelles (9 ; 21 ; 25) des torons et on laisse durcir le produit de remplissage, caractérisé en ce que la gaine individuelle (25) de chaque toron (24) présente des renflements (26) espacés suivant la direction longitudinale du câble, et en ce que les torons sont installés dans le tube de façon telle que les renflements de leurs gaines respectives soient décalés longitudinalement les uns par rapport aux autres.
- Procédé selon la revendication 1, dans lequel on applique un effort sur le câble (3) après l'injection et le durcissement du produit de remplissage (12).
- Procédé selon la revendication 1 ou 2, dans lequel le produit de remplissage (12) comprend un coulis de ciment, un polymère et/ou une résine
- Procédé selon l'une quelconque des revendications 1 à 3, dans lequel la gaine individuelle (9 ; 21 ; 25) de chaque toron (6 ; 16 ; 24) est en polyéthylène à haute densité.
- Câble de structure pour ouvrage de construction, comprenant un tube (10), des torons individuellement gainés (6 ; 16 ; 24) contenus dans le tube, et un produit de remplissage durci (12) comblant sensiblement l'espace autour des gaines individuelles (9 ; 21 ; 25) des torons dans le tube, caractérisé en ce que la gaine individuelle (25) de chaque toron (24) présente des renflements (26) espacés suivant la direction longitudinale du câble, et en ce que les torons sont disposés dans le tube de façon telle que les renflements de leurs gaines respectives soient décalés longitudinalement les uns par rapport aux autres.
- Câble de structure selon la revendication 5, dans lequel le produit de remplissage (12) comprend un coulis de ciment, un polymère et/ou une résine.
- Câble de structure selon la revendication 5 ou 6, dans lequel la gaine individuelle (9 ; 21 ; 25) de chaque toron (6 ; 16 ; 24) est en polyéthyléne à haute densité.
- Pont suspendu ayant au moins un câble porteur (3), un tablier (1), et des suspentes (4) reliant le tablier au câble porteur, caractérisé en ce que le câble porteur est un câble de structure selon l'une quelconque des revendications 5 à 7.
- Toron individuellement gainé pour la mise en oeuvre d'un procédé selon l'une quelconque des revendications 1 à 4, comprenant au moins au moins un brin métallique (7) enveloppé dans une gaine individuelle (9 ; 21 ; 25) du toron, la gaine individuelle (25) présentant des renflements (26) espacés suivant la direction du toron (24).
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9804566A FR2777296B1 (fr) | 1998-04-10 | 1998-04-10 | Dispositif de suspension pour un ouvrage de construction |
FR9804566 | 1998-04-10 | ||
EP99400844A EP0950762B1 (fr) | 1998-04-10 | 1999-04-07 | Dispositif de suspension pour un ouvrage de construction |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99400844A Division EP0950762B1 (fr) | 1998-04-10 | 1999-04-07 | Dispositif de suspension pour un ouvrage de construction |
Publications (1)
Publication Number | Publication Date |
---|---|
EP0990735A1 true EP0990735A1 (fr) | 2000-04-05 |
Family
ID=9525157
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00100022A Withdrawn EP0990735A1 (fr) | 1998-04-10 | 1999-04-07 | Procédé de réalisation d'un cable de structure pour ouvrage de construction, cable ainsi réalisé, et toron individuellement gainé pour la mise en oeuvre du procédé |
EP99400844A Expired - Lifetime EP0950762B1 (fr) | 1998-04-10 | 1999-04-07 | Dispositif de suspension pour un ouvrage de construction |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99400844A Expired - Lifetime EP0950762B1 (fr) | 1998-04-10 | 1999-04-07 | Dispositif de suspension pour un ouvrage de construction |
Country Status (9)
Country | Link |
---|---|
EP (2) | EP0990735A1 (fr) |
JP (2) | JP3828309B2 (fr) |
AT (1) | ATE252666T1 (fr) |
DE (1) | DE69912180T2 (fr) |
DK (1) | DK0950762T3 (fr) |
ES (1) | ES2209350T3 (fr) |
FR (1) | FR2777296B1 (fr) |
NO (2) | NO318325B1 (fr) |
PT (1) | PT950762E (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2820765A1 (fr) * | 2001-02-13 | 2002-08-16 | Baudin Chateauneuf | Collier de suspension comportant une tole mince |
GB2415005A (en) * | 2004-06-08 | 2005-12-14 | Thomas John Upstone | Suspension bridge cables |
GB2439736A (en) * | 2006-07-01 | 2008-01-09 | Thomas John Upstone | Variable suspension bridge cables |
CN104389211A (zh) * | 2014-11-25 | 2015-03-04 | 航宇救生装备有限公司 | 复合绳 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3653269B2 (ja) * | 2003-07-31 | 2005-05-25 | 極東鋼弦コンクリート振興株式会社 | 緊張材定着装置 |
KR100792660B1 (ko) | 2005-11-09 | 2008-01-09 | 심준기 | 합성케이블을 이용한 교량시공방법 |
JP5247272B2 (ja) * | 2008-07-10 | 2013-07-24 | 新日鉄住金エンジニアリング株式会社 | ケーブル接続構造及び連結金具 |
JP5294739B2 (ja) * | 2008-07-10 | 2013-09-18 | 新日鉄住金エンジニアリング株式会社 | 連結金具 |
KR101649320B1 (ko) * | 2008-12-26 | 2016-08-19 | 재단법인 포항산업과학연구원 | Mr유체 케이블 및 그 시스템 |
KR101137474B1 (ko) * | 2009-12-24 | 2012-04-20 | 재단법인 포항산업과학연구원 | 자기장 케이블 및 이를 이용한 진동 저감 구조 |
WO2012017135A1 (fr) * | 2010-08-03 | 2012-02-09 | Soletanche Freyssinet | Toron, câble de structure et procédé de fabrication du toron |
CN107558370A (zh) * | 2017-09-27 | 2018-01-09 | 柳州欧维姆机械股份有限公司 | 空间组合吊索 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1659110A1 (de) * | 1967-09-26 | 1971-08-26 | Huettenwerk Oberhausen Ag | Verfahren zum Transport und zur Montage von Paralleldrahtbuendeln |
FR2739113A1 (fr) * | 1995-09-26 | 1997-03-28 | Freyssinet Int Stup | Toron individuellement protege pour ouvrage de genie civil suspendu, ouvrage incluant de tels torons, et procede de fabrication |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR790494A (fr) * | 1935-05-24 | 1935-11-21 | Baudin B | Dispositif d'immobilisation des têtes de suspentes dans les ponts suspendus |
DE882410C (de) * | 1941-09-21 | 1953-07-09 | Eisen & Stahlind Ag | Verschiebungssichere Seilschellenbefestigung an Tragkabeln von Haengebruecken |
DE3737710A1 (de) * | 1987-11-06 | 1989-05-18 | Pfeifer Seil Hebetech | Klemme fuer verdrillte paralleldrahtbuendel |
FR2739112B1 (fr) | 1995-09-26 | 1998-01-02 | Freyssinet Int Stup | Ouvrage de genie civil suspendu et son procede de construction |
FR2744467B1 (fr) | 1996-02-06 | 1998-04-03 | Freyssinet Int Stup | Dispositif de suspension pour ouvrage de genie civil et procede de construction |
-
1998
- 1998-04-10 FR FR9804566A patent/FR2777296B1/fr not_active Expired - Fee Related
-
1999
- 1999-04-07 DE DE69912180T patent/DE69912180T2/de not_active Expired - Lifetime
- 1999-04-07 EP EP00100022A patent/EP0990735A1/fr not_active Withdrawn
- 1999-04-07 PT PT99400844T patent/PT950762E/pt unknown
- 1999-04-07 ES ES99400844T patent/ES2209350T3/es not_active Expired - Lifetime
- 1999-04-07 DK DK99400844T patent/DK0950762T3/da active
- 1999-04-07 EP EP99400844A patent/EP0950762B1/fr not_active Expired - Lifetime
- 1999-04-07 AT AT99400844T patent/ATE252666T1/de not_active IP Right Cessation
- 1999-04-08 NO NO19991657A patent/NO318325B1/no not_active IP Right Cessation
- 1999-04-09 JP JP10243099A patent/JP3828309B2/ja not_active Expired - Fee Related
-
2000
- 2000-09-01 NO NO20004346A patent/NO20004346D0/no not_active Application Discontinuation
- 2000-11-13 JP JP2000344999A patent/JP2001192988A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1659110A1 (de) * | 1967-09-26 | 1971-08-26 | Huettenwerk Oberhausen Ag | Verfahren zum Transport und zur Montage von Paralleldrahtbuendeln |
FR2739113A1 (fr) * | 1995-09-26 | 1997-03-28 | Freyssinet Int Stup | Toron individuellement protege pour ouvrage de genie civil suspendu, ouvrage incluant de tels torons, et procede de fabrication |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2820765A1 (fr) * | 2001-02-13 | 2002-08-16 | Baudin Chateauneuf | Collier de suspension comportant une tole mince |
GB2415005A (en) * | 2004-06-08 | 2005-12-14 | Thomas John Upstone | Suspension bridge cables |
GB2415005B (en) * | 2004-06-08 | 2006-05-03 | Thomas John Upstone | Suspension bridge cables |
GB2439736A (en) * | 2006-07-01 | 2008-01-09 | Thomas John Upstone | Variable suspension bridge cables |
GB2439736B (en) * | 2006-07-01 | 2011-02-16 | Thomas John Upstone | Variable suspension bridge cables |
CN104389211A (zh) * | 2014-11-25 | 2015-03-04 | 航宇救生装备有限公司 | 复合绳 |
Also Published As
Publication number | Publication date |
---|---|
JPH11323823A (ja) | 1999-11-26 |
DE69912180T2 (de) | 2004-07-29 |
NO318325B1 (no) | 2005-03-07 |
NO20004346L (no) | 1999-10-11 |
EP0950762A1 (fr) | 1999-10-20 |
DE69912180D1 (de) | 2003-11-27 |
NO991657L (no) | 1999-10-11 |
JP3828309B2 (ja) | 2006-10-04 |
NO991657D0 (no) | 1999-04-08 |
ES2209350T3 (es) | 2004-06-16 |
ATE252666T1 (de) | 2003-11-15 |
EP0950762B1 (fr) | 2003-10-22 |
PT950762E (pt) | 2004-03-31 |
FR2777296B1 (fr) | 2000-06-16 |
JP2001192988A (ja) | 2001-07-17 |
FR2777296A1 (fr) | 1999-10-15 |
NO20004346D0 (no) | 2000-09-01 |
DK0950762T3 (da) | 2004-02-23 |
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Legal Events
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