WO2003102331A1 - Structure de partie extremite contrainte de corps a structure de beton precontraint et procede de fabrication de cette partie extremite contrainte - Google Patents

Structure de partie extremite contrainte de corps a structure de beton precontraint et procede de fabrication de cette partie extremite contrainte Download PDF

Info

Publication number
WO2003102331A1
WO2003102331A1 PCT/JP2003/006817 JP0306817W WO03102331A1 WO 2003102331 A1 WO2003102331 A1 WO 2003102331A1 JP 0306817 W JP0306817 W JP 0306817W WO 03102331 A1 WO03102331 A1 WO 03102331A1
Authority
WO
WIPO (PCT)
Prior art keywords
grout
prestressed concrete
concrete structure
tensioned end
tensioned
Prior art date
Application number
PCT/JP2003/006817
Other languages
English (en)
Japanese (ja)
Other versions
WO2003102331A8 (fr
Inventor
Tsutomu Kadotani
Yoshitaka Nishida
Minoru Uemura
Nobuyuki Hayashi
Original Assignee
Anderson Technology Corporation
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 Anderson Technology Corporation filed Critical Anderson Technology Corporation
Priority to AU2003241952A priority Critical patent/AU2003241952A1/en
Priority to EP03730711A priority patent/EP1514981A1/fr
Priority to US10/516,401 priority patent/US20050210782A1/en
Publication of WO2003102331A1 publication Critical patent/WO2003102331A1/fr
Publication of WO2003102331A8 publication Critical patent/WO2003102331A8/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/08—Members specially adapted to be used in prestressed constructions
    • E04C5/12—Anchoring devices
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/08—Members specially adapted to be used in prestressed constructions
    • E04C5/12—Anchoring devices
    • E04C5/122—Anchoring devices the tensile members are anchored by wedge-action

Definitions

  • the present invention relates to a structure of a tensioned end portion of a prestressed concrete structure and a method of constructing the tensioned end portion, and in particular, adopts a transparent material for a grout can to ensure that the tensioned end portion is constructed. is there. Background art
  • the grout canan becomes flat bottom as exemplified in JP-A-8-35331.
  • the grout is formed in the shape of the bottomed cylindrical body, the grout is unevenly pressed on the inner surface of the grout, and there is a danger that the grout will deform and eventually leak.
  • the grout can and the anchoring structure in the vicinity will be post-filled with concrete, but if the adhesion between the backfill concrete and the grout can is incomplete, the anchor will be The original purpose of integration of backfill concrete cannot be achieved.
  • the grout can is relatively large, and there is a disadvantage that conventional metal products are heavy and inconvenient to handle. Disclosure of the invention
  • the present inventors have studied to solve the above-mentioned problems of the prior art, and as a result, succeeded in establishing an almost perfect grout filling method, and have provided the present invention having the following constitution.
  • a grout as a cement-based or non-cement-based anti-filling material for preventing and protecting the tensioning material and the fixing device is filled in a grout yan which is attached so as to cover the entire fixing portion.
  • a tensioned end structure of a prestressed concrete structure characterized in that the groutkyan is made of a transparent material in the tensioned end structure of a prestressed concrete structure.
  • the transparent material constituting the grout can is one or more materials selected from the group consisting of polyethylene or a derivative thereof, polypropylene, polystyrene, polycarbonate, polymethyl methacrylate or polychlorinated vinyl.
  • the tensioned end structure of the prestressed concrete structure according to the above (1) which is characterized by the following.
  • the transparent material constituting the grout can is mainly composed of an ionomer resin, and the ionomer resin is formed by converting the carboxyl group of a copolymer of ⁇ -olefin and ⁇ ,] 3-unsaturated carboxylic acid into a metal.
  • the grout can is a bottomed cylinder having a ring-shaped rib at an upper edge and a half hollow spherical body at a bottom. 2.
  • the outer surface of the grout can is formed into an uneven surface so that it can be easily attached to post-fill concrete or mortar, as described in any one of the above items (1) to (5).
  • a grout can made of a transparent material is mounted on the fixing part, the entire fixing part is covered with grout can, and then tension is applied inside the grout can. It is important to sufficiently introduce and fill the cement as a cement-based or non-cement-based filler for preventing and protecting the material and fixing device, while visually observing the state of filling of the dart into the inside of the dart tank. Characteristic construction method of tensioned end of prestressed concrete structure.
  • the transparent material constituting the grout can is one or more materials selected from the group consisting of polyethylene or a derivative thereof, polypropylene, polystyrene, polycarbonate, polymethyl methacrylate, and polychlorinated vinyl.
  • the transparent material composing the grout can is mainly composed of an ionomer resin, and the ionomer resin is formed by converting the carboxyl group of a copolymer of ⁇ -olefin and ⁇ , unsaturated carboxylic acid into a metal.
  • the tensioned end of the prestressed concrete structure described in (8) above is characterized by being a resin neutralized with ions.
  • the grout can is a bottomed cylinder having a ring-shaped rib on the upper edge and a hollow spherical body at the bottom.
  • the grout yan made of a transparent material according to any one of the above (1) to (13), which is used for producing a tensioned end structure of a prestressed concrete structure or the production thereof.
  • FIG. 1 is a sectional view of a tensioned end structure of an inner cable type prestressed concrete structure according to a first embodiment of the present invention.
  • FIG. 2 is a cross-sectional view of a tension end structure of an external cable type prestressed concrete structure according to a second embodiment.
  • FIG. 3 is a cross-sectional view of a tension end structure of an external cable type prestressed concrete structure according to a third embodiment.
  • FIG. 4 is a plan view and a cross-sectional view of the Daratokyan in FIG.
  • FIG. 5 is a plan view and a cross-sectional view of the Daratokyan in FIG.
  • FIG. 6 is a plan view and a cross-sectional view of the Daratokyan in FIG. 0306817
  • G Grout
  • M backfill concrete or mortar
  • V void
  • FIG. 1 is a sectional view of a tensioned end structure of an inner cable type prestressed concrete structure according to a first embodiment of the present invention.
  • FIG. 2 is a cross-sectional view of the tension end structure of the outer cable type prestressed concrete structure of the second embodiment.
  • FIG. 3 is a cross-sectional view of the tensioned end structure of the outer cable type prestressed concrete structure of the third embodiment.
  • FIG. 4 shows a plan view and a sectional view of the grout can in FIG.
  • FIG. 5 shows a plan view and a sectional view of the grout can in FIG.
  • FIG. 6 shows a plan view and a cross-sectional view of the grout key in FIG.
  • C is concrete
  • G is grout
  • M backfill concrete or mortar
  • 1 PC steel cable
  • 2 is sheath
  • 3 is fixing device socket
  • 4 is fixing device plug
  • 5a, 5a ', 5a" is a rib of a groutcan
  • 5b, 5b', 5b "and 5c, 5c are mounting pipes for grout
  • 5e is grout injection mounting tube
  • 6 is drip hose
  • 7 is packing
  • 8 is grout can fixed porto
  • 9 is spiral muscle
  • 10 is different diameter joint
  • 10 a is a mounting pipe for grout injection of a different diameter joint
  • 1 1 is an anchor plate
  • 1 2 is an anchor head
  • 13 is an edge
  • 14 is an inner trumpet
  • 15 is an outer trumpet
  • 16 is a swage ring
  • 17 is a resin sheath
  • 18 is a steel pipe.
  • the end of PC steel cable 1 is fixed by the socket 3 and plug 4 of the anchoring tool embedded in the end of concrete C. Established in tension.
  • the sheath 2 is connected to the protruding portion 3a of the socket 3 via the joint 10 of different diameter, and 6 to 12 PC steel Bull 1.
  • grout yan 5 is fixed with grout yan fixing bolt 8. As the grout can, those shown in FIGS. 4 to 6 can be used.
  • the grout can 5 shown in Figs. 4 (a) and (b) is a half hollow sphere having a ring-shaped rib 5a at the upper edge, and is shown in Figs. 5 (a) and (b).
  • 5 ′ is a bottomed cylindrical body having a ring-shaped rib 5 a ′ at the upper edge and a half hollow spherical body 50 at the bottom.
  • the can 5 "is a bottomed cylindrical body having a ring-shaped rib 5a" on the upper edge and a slightly curved bottom.
  • the connection holes formed in the abdomen of the grout can 5 are provided with mounting pipes 5b and 5c for discharging the dart for mounting the dart hose 6.
  • Grout hoses (6), (6) are attached to them.
  • Grout G is cement milk to which an admixture such as a dispersant is added and mixed. Then, a concrete or mortar M for post-filling is cast using a mold so as to cover the surface of the concrete C near the anchoring portion and the outer peripheral surface of the grout can 5 and is hardened. It is preferable that the post-fill concrete or mortar M is made of the same or similar material as the concrete C, and both are integrated.
  • the anchor is attached to the outer surface of the concrete C end.
  • the ends of the PC steel cable 1 are fixed in tension by the pads 12 and the edges 13.
  • An anchor plate 11 is buried on the inner surface of the concrete C inside.
  • an outer transit 15 and an inner transit 14 inserted inside the outer transit 15 are provided near the fixing portion, and a steel pipe 18 is fitted in a front portion of the outer transit 15. ⁇ It is done.
  • a front portion of the inner trumpet 14 is fitted into a resin sheath 17 and a caulking ring 16 is wound around the outer peripheral surface of the overlapping portion of both.
  • the grout can 5 ′ in this case is a bottomed cylindrical body provided with a ring-shaped rib 5 a ′ at the upper edge and a half hollow spherical body 50 at the bottom as shown in FIG. Part 51 is as tall as possible.
  • grout discharge attachment pipes 5 b ′ and 5 c ′ for attaching the grout hose 6 are attached, and the grout hose 6 is attached to it. Have been. Therefore, as shown in the cross-sectional view of the vicinity of the fixing part in FIG. 2, grout G is introduced and filled with high pressure (0.5 to IMPa) into the grout can 5 ′ from the right through the space 17 between the sheaths.
  • the grout G is filled through the through hole (not shown) of the anchor head 12 into the grout can 5 ′, and the excess grout is supplied to the grout discharge fittings 5 b ′, 5 c ′ and the grout hoses 6, 6. It is discharged to the outside.
  • the grout can 5 ′ is made of a transparent material, the filling state of the grout can be easily visually observed from the outside, and it is easy if the unfilled void V remains on the inner wall of the grout can 5 ′.
  • the grout G can be added to make a complete filling state.
  • the transparent material used for the dart plate is a material in which the filling state of grout inside the dart plate, presence or absence of air bubbles, and the like can be visually confirmed from the outside, and may be any material that is transparent and has a certain strength. It may be made of synthetic resin, high-strength glass (may be reinforced glass coated with a transparent resin), or ceramic. In particular, a transparent synthetic resin material is preferably used, but pressure resistance (when grouting) ⁇ ⁇ impact resistance and moderate flexibility 'toughness (when bolting a rib portion) is required. An ionomer resin in which the carboxyl group of the copolymer of ⁇ -olefin, a derivative of polyethylene, and / —unsaturated carboxylic acid is neutralized with metal ions is used.
  • the ionomer resin of this polyethylene derivative is a copolymer of ethylene with a small amount of a metal (meth) acrylate, and is also referred to as an ethylene-based ionomer ( ⁇ I) and has excellent transparency, pressure resistance, and pressure resistance. Excellent in flexibility and toughness.
  • This embodiment is an example of the inner cable system shown in FIG.
  • the grout can 5 was formed by injection molding of a transparent resin using a mold whose inner surface was previously processed into an embossed negative mold.
  • Himilan 1706 (trade name), which is an ionomer resin of a polyethylene derivative manufactured by Mitsui DuPont Polychemicals Co., Ltd., was used.
  • the grout canan 5 has a thickness of 4 mm and the pressure resistance satisfies the watertight IMP a, and even if the grout is introduced at a high pressure (0.5 to IMP a), deformation of the grout can 5 ⁇ leakage of the grout is recognized. I could't.
  • Grout G was visible from the outside through Grout Kyan 5, and it was easily confirmed that there were no bubbles or voids.
  • the surface of the grout can 5 was made uneven by embossing (not shown) and the adhesion to the backfill concrete M was good. It has been confirmed that it does not peel off after solidification.
  • This embodiment is an example of the external cable system shown in FIG. 2, and the grout can 5 ′ is manufactured by injection molding using the same material as in the first embodiment.
  • the shape of the grout can 5 ' is a bottomed cylindrical body having a ring-shaped rib 5a' at the upper edge and a hollow hollow spherical body 50 at the bottom.
  • the grout hose mounting pipes (outside diameter: 19 mm) 5 b 'and 5 c' are protruded, and the grout hose 6 is connected to them.
  • the grout can 5 has an upper edge cylindrical inner diameter of 227 mm, a height of 2'04 mm, and a rib width of 21.5 mm.
  • grout G is introduced and filled at a high pressure (0.5 to 1 MPa) into the grout can 5 'through the sheath 17 from the right side.
  • the grout G is filled into the grout can 5 ′ through a through hole (not shown) of the anchor head 12, and the excess grout is passed through the grout discharge mounting pipe 5 b ′, 5 c ⁇ grout hose 6, 6. It is discharged outside. During the filling of the grout, it was visually observed from the outside that the void V remained on the inner wall surface of the grout can 5 ′ .When grouting was continued further, the void V could not be seen, and the grout G was lost. It was found that it was completely filled.
  • the grout G in this example used the same cement milk as in Example 1.
  • the grout can 5 ' has a thickness of 4 mm and the pressure resistance satisfies the water tightness IMP a. Even when the grout is introduced at a high pressure (0.5 to lMPa), deformation of the grout can 5' and leakage of the grout are recognized. I could't.
  • the resin grout can 5 ′ used in this example is lighter than conventional metal grout cans, so it is easy to handle, and because it is not conductive, PC steel corrodes due to the generation of corrosion current. I didn't have to worry.
  • Example 3
  • This embodiment is an example of the outer cable system shown in FIG. 3, and the same material as that of the first embodiment is used for the grout can 5 ", and it is manufactured by injection molding.
  • the grout can 5 is a bottomed cylinder with a ring-shaped rib 5.a" on the upper edge and a slightly curved bottom.
  • Pipes (outside diameter 19 mm) 5 b ", 5 e are protruded, and grout hose 6 is connected to them.
  • Mounting pipe 5 b" is for grout discharge, and mounting pipe 5 e is grout injection. It is for.
  • grout G is injected into grout yan 5 "via mounting pipe 5e and filled into grout yan 5", and is additionally added sufficiently so that no voids remain inside. Discharge through mounting pipe 5b ".
  • the grout canan is made of a transparent material, the grout filling state inside the grout can can be easily visually observed from the outside when the tensioned end portion of the prestressed concrete structure is constructed, and can be reliably grasped. Now you can do it.
  • the constituent material of the grout can is made of a transparent and electrically insulating material, there will be no potential difference between the steel and the metal such as PC steel, which is mediated by water present in invisible voids. As in technology, there is no danger that corrosion current will flow and lead to corrosion of PC steel.
  • the grout canan a hollow hollow sphere having a half hollow sphere or a bottom hollow sphere having a half hollow sphere, the grout can is prevented from being deformed at the time of high-pressure injection and leaking out of the grout. Also, in the case of inner cable construction, if the outer surface of the grout can is processed into an uneven surface, the adhesion to the backfill concrete will be good.
  • the filling of the dart plate was perfect, but in the outer capele method, even if for some reason there is a gap inside the grouted kyan after the filling and hardening of the grout, it is prevented from the outside.
  • the grout cans can be repaired by drilling the grout cans into the grout can and refilling the grout again.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Reinforcement Elements For Buildings (AREA)

Abstract

La présente invention permet de fabriquer facilement et de manière fiable une partie extrémité contrainte d'un corps à structure de béton précontraint. On fabrique une gaine à coulis (5) dans une structure de partie extrémité contrainte d'un corps à structure de béton précontraint à partir d'un matériau transparent, et de préférence à partir d'un matériau transparent électriquement isolant. Le remplissage de cette gaine est réalisé de manière sûre alors qu'on peut observer de l'extérieur de la gaine à coulis l'introduction et le versement de ce coulis (G) dans cette gaine à coulis (5). Ce matériau électriquement isolant transparent est de préférence une résine synthétique et, en particulier, une résine ionomère.
PCT/JP2003/006817 2002-05-30 2003-05-30 Structure de partie extremite contrainte de corps a structure de beton precontraint et procede de fabrication de cette partie extremite contrainte WO2003102331A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU2003241952A AU2003241952A1 (en) 2002-05-30 2003-05-30 Stress end portion structure of prestressed concrete structure body and method of forming the stress end portion
EP03730711A EP1514981A1 (fr) 2002-05-30 2003-05-30 Structure de partie extremite contrainte de corps a structure de beton precontraint et procede de fabrication de cette partie extremite contrainte
US10/516,401 US20050210782A1 (en) 2002-05-30 2003-05-30 Stress end portion structure of prestressed concrete structure body and method of forming the stress end portion

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002158279 2002-05-30
JP2002-158279 2002-05-30

Publications (2)

Publication Number Publication Date
WO2003102331A1 true WO2003102331A1 (fr) 2003-12-11
WO2003102331A8 WO2003102331A8 (fr) 2005-05-26

Family

ID=29706483

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2003/006817 WO2003102331A1 (fr) 2002-05-30 2003-05-30 Structure de partie extremite contrainte de corps a structure de beton precontraint et procede de fabrication de cette partie extremite contrainte

Country Status (4)

Country Link
US (1) US20050210782A1 (fr)
EP (1) EP1514981A1 (fr)
AU (1) AU2003241952A1 (fr)
WO (1) WO2003102331A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008001248U1 (de) * 2008-01-28 2008-03-27 Dywidag-Systems International Gmbh Erd- oder Felsanker mit einem Ankerzugglied aus einem oder mehreren Einzelelementen mit korrosionsgeschützter Ankerkopfausbildung
GB2507089A (en) * 2012-10-18 2014-04-23 Ccl Group Ltd An anchor having expanded sections in multi wired tendons
DE102013215136A1 (de) * 2013-08-01 2015-02-05 Dywidag-Systems International Gmbh Korrosionsgeschütztes Zugglied und plastisch verformbare Scheibe aus Korrosionsschutzmaterial für ein derartiges Zugglied
ES2946484T3 (es) * 2014-05-19 2023-07-19 Felix L Sorkin Tapón para el anclaje de un sistema de anclaje postensado
WO2016063960A1 (fr) * 2014-10-22 2016-04-28 新日鉄住金エンジニアリング株式会社 Câble et procédé de production de câble
CN113089488B (zh) * 2021-03-26 2022-12-09 中交路桥建设有限公司 用于有效封堵注浆孔的方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH033005B2 (fr) * 1982-12-20 1991-01-17 Sho Bond Const
JP2001323600A (ja) * 2000-05-15 2001-11-22 Sumitomo Electric Ind Ltd Ｐｃケーブルの定着装置

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3399434A (en) * 1965-09-27 1968-09-03 William F. Kelly Anchors for stressed cables
US3778869A (en) * 1971-03-15 1973-12-18 American Stress Wire Corp Apparatus for detensioning stranded cable
US3823108A (en) * 1972-10-30 1974-07-09 Du Pont Aqueous ethylene terpolymer hydrosol dispersions
US4928451A (en) * 1986-05-30 1990-05-29 Tech Research, Inc. Anchor apparatus for a tendon in prestressed concrete slab
US5440842A (en) * 1992-12-09 1995-08-15 Felix L. Sorkin Sealed tendon-tensioning anchor system
EP0606820B1 (fr) * 1993-01-11 1997-03-12 VSL International AG Dispositif d'ancrage d'au moins une armature de précontrainte dans une gaine et procédé pour monter le dispositif d'ancrage
US5347777A (en) * 1993-04-23 1994-09-20 Post Tension Product Mfg., Inc. Anchor plate assembly
US5630301A (en) * 1995-05-25 1997-05-20 Harris P/T, A Division Of Harris Steel Limited Anchorage assembly and method for post-tensioning in pre-stressed concrete structures
US5720139A (en) * 1996-02-26 1998-02-24 Sorkin; Felix L. Method and apparatus for installing a multi-strand anchorage system
EP0935034B1 (fr) * 1998-02-09 2007-04-11 VSL International AG Procédé de confection d'un ancrage, pièce d'ancrage et élément de tension à cet effet
FR2798410B1 (fr) * 1999-09-15 2001-11-23 Freyssinet Int Stup Dispositif d'ancrage pour fixer un cable de structure a un element de construction
AU768704B2 (en) * 2000-03-02 2004-01-08 Anderson Technology Corporation PC steel stranded wire connection structure and construction method thereof
NO321272B1 (no) * 2000-05-31 2006-04-10 Aker Kvaerner Subsea As Strekklegeme
DE10062227A1 (de) * 2000-12-13 2002-06-20 Dyckerhoff & Widmann Ag Verfahren zum Einbauen und Spannen eines freigespannten Zugglieds, insbesondere eines Schrägseils für eine Schrägseilbrücke sowie Verankerungsvorrichtung zum Durchführen des Verfahrens
US20020083659A1 (en) * 2000-12-29 2002-07-04 Sorkin Felix L. Method and apparatus for sealing an intermediate anchorage of a post-tension system
PT1227200E (pt) * 2001-01-29 2008-09-15 Vsl Int Ag Dispositivo para a ancoragem de uma extremidade de um estai a uma base
DE20205149U1 (de) * 2002-04-03 2002-07-04 Dywidag Systems Int Gmbh Korrosionsgeschütztes Zugglied, insbesondere Schrägseil für eine Schrägseilbrücke
DK1629154T5 (da) * 2003-06-02 2008-10-27 Freyssinet Fremgangsmåde til forankring af paralleltrådskabler
JP4371405B2 (ja) * 2003-06-12 2009-11-25 日本スプライススリーブ株式会社 鉄筋継手スリーブ固定装置
DE20311950U1 (de) * 2003-08-02 2004-12-09 Dywidag-Systems International Gmbh Korrosionsgeschütztes Zugglied, insbesondere Spannglied für Spannbeton
US7076924B2 (en) * 2003-08-26 2006-07-18 Thompson Harry A Ovalized concrete block-out tube with tear away nailing flange
US20060179742A1 (en) * 2005-02-14 2006-08-17 Precision Surelock, Inc. Anchor for concrete post-tension anchoring

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH033005B2 (fr) * 1982-12-20 1991-01-17 Sho Bond Const
JP2001323600A (ja) * 2000-05-15 2001-11-22 Sumitomo Electric Ind Ltd Ｐｃケーブルの定着装置

Also Published As

Publication number Publication date
US20050210782A1 (en) 2005-09-29
WO2003102331A8 (fr) 2005-05-26
EP1514981A1 (fr) 2005-03-16
AU2003241952A1 (en) 2003-12-19

Similar Documents

Publication Publication Date Title
KR100311357B1 (ko) 록크볼트
US7472476B2 (en) Method of applying joint infill cladding to pipe
WO2003102331A1 (fr) Structure de partie extremite contrainte de corps a structure de beton precontraint et procede de fabrication de cette partie extremite contrainte
CN108560612B (zh) 止水器
JP2004052539A (ja) プレストレストコンクリート構造物の緊張端部構造及び緊張端部の施工方法
CN206054999U (zh) 一种大口径涂塑钢管柔性承插快速连接头
CN2389176Y (zh) 密封锚索
JP2000096594A (ja) 構造物の漏水補修方法および漏水補修材注入装置
CN108343065B (zh) 二次劈裂注浆的抗压连接结构及施工方法
KR200365986Y1 (ko) 용접 이음 구조를 갖는 조립식 pc 암거
JP2920806B2 (ja) 鉄筋コンクリ−ト構造物の漏水補修方法
KR200361251Y1 (ko) 록크볼트용 체결장치
JP3306375B2 (ja) コンクリート構造物の止水方法
KR200361250Y1 (ko) 록크볼트용 체결장치
KR200420494Y1 (ko) 프리캐스트 콘크리트 암거 블록
JP3183402B1 (ja) Ｐｃ鋼撚り線接続部の構造及びその施工方法
JP2014047604A (ja) コンクリート面に埋設したアンカーへの樹脂注入器
JP2004183406A (ja) 外ケーブル式ｐｃ構造物のケーブルシース内への真空引き工程を含むグラウト注入工法
JP3751412B2 (ja) 永久アンカー
CN211775815U (zh) 一种简易的预埋套管封堵装置
JP3851427B2 (ja) 二次覆工用裏込め材の注入体の固定方法
CN217204695U (zh) 外墙螺栓孔封堵结构
JPH0742228A (ja) 防食シートライニング工法におけるコンクリート未充填空洞部の補修方法
JP3400221B2 (ja) グラウンドアンカー
CN205712766U (zh) 一种灌浆套筒及预制件

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ OM PH PL PT RO RU SC SD SE SG SI SK SL TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LU MC NL PT SE SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
WWE Wipo information: entry into national phase

Ref document number: 2003730711

Country of ref document: EP

Ref document number: 10516401

Country of ref document: US

WWP Wipo information: published in national office

Ref document number: 2003730711

Country of ref document: EP

WWW Wipo information: withdrawn in national office

Ref document number: 2003730711

Country of ref document: EP

CFP Corrected version of a pamphlet front page
CR1 Correction of entry in section i

Free format text: IN PCT GAZETTE 50/2003 UNDER (81) DELETE "JP"