JPH09302934A - Anchorage device of rust-preventive coating pc steel material - Google Patents
Anchorage device of rust-preventive coating pc steel materialInfo
- Publication number
- JPH09302934A JPH09302934A JP12336396A JP12336396A JPH09302934A JP H09302934 A JPH09302934 A JP H09302934A JP 12336396 A JP12336396 A JP 12336396A JP 12336396 A JP12336396 A JP 12336396A JP H09302934 A JPH09302934 A JP H09302934A
- Authority
- JP
- Japan
- Prior art keywords
- fixing
- wedge
- steel material
- rust
- coated
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 48
- 239000010959 steel Substances 0.000 title claims abstract description 48
- 239000000463 material Substances 0.000 title claims abstract description 43
- 239000011248 coating agent Substances 0.000 title claims abstract description 14
- 238000000576 coating method Methods 0.000 title claims abstract description 14
- 230000037431 insertion Effects 0.000 claims abstract description 28
- 238000003780 insertion Methods 0.000 claims abstract description 28
- 230000003449 preventive effect Effects 0.000 claims abstract description 7
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
Landscapes
- Reinforcement Elements For Buildings (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、合成樹脂製の防錆
被膜を有するＰＣストランド等の防錆被覆ＰＣ鋼材を定
着するための防錆被覆ＰＣ鋼材定着具に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an anticorrosion-coated PC steel material fixing tool for fixing anticorrosion-coated PC steel materials such as PC strands having a synthetic resin anticorrosion coating.
【０００２】[0002]
【従来の技術】従来、ＰＣストランド等のＰＣ鋼材の経
時的腐食を防止するため、合成樹脂製の防錆被膜を有す
る防錆被覆ＰＣ鋼材が使用されており、このような防錆
被覆ＰＣ鋼材の定着具が特開平６−２７２３８４号公報
等に開示されている。これは、図５に示すように、テー
パー円筒形の筒状体を縦分割（２分割）にした分割筒状
に形成されて内側に刃状凸条４，４を有する定着楔３，
３と、定着楔３，３が摺動自在に挿入されるテーパー円
筒形の楔挿入孔２を有する定着体１をもって構成されて
いる。2. Description of the Related Art Conventionally, in order to prevent corrosion of PC steel materials such as PC strands with time, rust-proof coated PC steel materials having a rust-proof coating made of synthetic resin have been used. The fixing device is disclosed in JP-A-6-272384. This is, as shown in FIG. 5, a fixing wedge 3, which is formed into a divided cylindrical shape in which a tapered cylindrical cylindrical body is vertically divided (divided into two) and has blade-shaped ridges 4 and 4 inside.
3 and a fixing member 1 having a tapered cylindrical wedge insertion hole 2 into which the fixing wedges 3 and 3 are slidably inserted.
【０００３】そして、コンクリート構造物９の端部に固
着された支圧板７に定着体１を当接させ、定着楔３，３
間に防錆被覆ＰＣ鋼材６の端部を挾持して、定着楔３，
３を定着体１の楔挿入孔２に挿入し、防錆被覆ＰＣ鋼材
６を緊張した際の戻り方向の引張力により定着楔３，３
を定着体１の楔挿入孔２に引き込ませて、定着楔３，３
の内側の刃状凸条４，４を防錆被覆ＰＣ鋼材６の外周に
喰い込ませるようになっている。Then, the fixing member 1 is brought into contact with the bearing plate 7 fixed to the end of the concrete structure 9 to fix the fixing wedges 3 and 3.
Hold the end of the rust-proof coated PC steel material 6 between them to fix the fixing wedge 3,
3 is inserted into the wedge insertion hole 2 of the fixing body 1, and the fixing wedges 3 and 3 are provided by the pulling force in the returning direction when the anticorrosion-coated PC steel material 6 is tensioned.
The fixing wedges 3 and 3 into the wedge insertion hole 2 of the fixing body 1.
The blade-shaped ridges 4 and 4 on the inner side of the rust preventive ridge 4 and 4 are designed to be embedded in the outer periphery of the rustproof coated PC steel material 6.
【０００４】[0004]
【発明が解決しようとする課題】上述のように、防錆被
覆ＰＣ鋼材６の引張力により定着楔３，３が定着体１の
楔挿入孔２に引き込まれ、定着楔３，３の内側の刃状凸
条４，４が防錆被覆ＰＣ鋼材６の表面の防錆被膜を貫通
して内部の鋼線まで喰い込むが、この際、定着楔３，３
と防錆被覆ＰＣ鋼材６とが滑りを生じると、防錆被覆Ｐ
Ｃ鋼材６の表面の防錆被膜が不必要に削り取られるなど
の問題がある。As described above, the fixing wedges 3, 3 are drawn into the wedge insertion holes 2 of the fixing body 1 by the tensile force of the anticorrosion-coated PC steel material 6, and the inside of the fixing wedges 3, 3 is removed. The blade-shaped ridges 4 and 4 penetrate the rust-preventive coating on the surface of the rust-preventive-coated PC steel material 6 and bite into the internal steel wire.
If the rustproof coating PC steel material 6 slips, the rustproof coating P
There is a problem that the anticorrosive film on the surface of the C steel material 6 is unnecessarily scraped off.
【０００５】本発明は、このような従来の問題に鑑み、
定着楔と防錆被覆ＰＣ鋼材との滑りを防止することがで
きる防錆被覆ＰＣ鋼材定着具の提供を目的としたもので
ある。The present invention has been made in view of such problems of the prior art.
An object of the present invention is to provide a rust preventive coated PC steel fixing device capable of preventing the fixing wedge and the rust preventive coated PC steel from slipping.
【０００６】[0006]
【課題を解決するための手段】上述の如き従来の問題を
解決し、所期の目的を達成するための本発明の特徴は、
テーパー円筒形の筒状体を縦分割にした分割筒状に形成
されて内側に防錆被覆ＰＣ鋼材の外周に喰い込む刃状凸
条を有する定着楔と、前記定着楔の全長が摺動自在に挿
入されるテーパー円筒形の楔挿入孔を有する定着体とが
備えられてなる防錆被覆ＰＣ鋼材定着具において、前記
定着楔の端面に当接する当接部と、前記定着体の端面に
対して隙間を開けて該定着体の端部にネジ止めされる締
結部とを一体的に有し、前記定着楔を前記定着体の前記
楔挿入孔に圧入する押圧部材が備えられたことにある。The features of the present invention for solving the above-mentioned conventional problems and achieving the intended purpose are as follows.
The fixing wedge is formed by dividing the tapered cylindrical body into vertically divided cylinders and has a blade-shaped ridge that bites into the outer circumference of the rust-proof coated PC steel material, and the entire length of the fixing wedge is slidable. A fixing member having a tapered cylindrical wedge insertion hole to be inserted into an end portion of the fixing wedge and an end portion of the fixing wedge. There is provided a pressing member that integrally has a fastening portion that is screwed to an end portion of the fixing body with a gap therebetween and that press-fits the fixing wedge into the wedge insertion hole of the fixing body. .
【０００７】なお、定着体の端面にはネジ孔が設けら
れ、押圧部材の締結部には前記ネジ孔に螺嵌するボルト
が装着される装着孔が設けられていることが好ましい。
また、定着体の端部外周には雄ネジ部が設けられ、押圧
部材の締結部には前記雄ネジ部に螺合する雌ネジ部が設
けられていてもよい。また、定着体の端部外周には雄ネ
ジ部が設けられ、前記定着体の前記雄ネジ部に螺合する
雌ネジ部と、押圧部材の締結部に係合する係合部とを一
体的に有するネジ止め部材が備えられていてもよい。It is preferable that the end surface of the fixing member is provided with a screw hole, and the fastening portion of the pressing member is provided with a mounting hole into which a bolt screwed into the screw hole is mounted.
Further, a male screw portion may be provided on the outer periphery of the end portion of the fixing member, and a female screw portion that is screwed to the male screw portion may be provided on the fastening portion of the pressing member. Further, a male screw portion is provided on the outer periphery of the end portion of the fixing body, and a female screw portion that is screwed into the male screw portion of the fixing body and an engaging portion that engages with the fastening portion of the pressing member are integrally formed. The screw fastening member may be provided.
【０００８】[0008]
【発明の実施の形態】次に本発明の実施の形態を図面に
ついて説明する。図１は本発明の実施の形態の第一例を
示しており、図において、３，３は定着楔、１０は定着
体、１３は押圧部材である。Embodiments of the present invention will now be described with reference to the drawings. FIG. 1 shows a first example of an embodiment of the present invention. In the figure, 3 and 3 are fixing wedges, 10 is a fixing member, and 13 is a pressing member.
【０００９】定着楔３，３は、テーパー円筒形の外周形
状と平行円筒形の内周形状を有する筒状体を縦分割（２
分割）にした分割筒状に形成されており、両者間（内
側）に防錆被覆ＰＣ鋼材６を挾持するようになってい
る。そして、定着楔３，３の内側には、刃状凸条４，４
が固設され、防錆被覆ＰＣ鋼材６の外周に喰い込むよう
になっている。The fixing wedges 3 and 3 vertically divide a cylindrical body having a tapered cylindrical outer peripheral shape and a parallel cylindrical inner peripheral shape (2).
It is formed into a divided tubular shape that is divided into two parts, and the rust-proof coated PC steel material 6 is sandwiched between them (inside). Then, inside the fixing wedges 3 and 3, there are blade-shaped ridges 4 and 4.
Is fixed and bites into the outer periphery of the rustproof coated PC steel material 6.
【００１０】定着体１０には、定着楔３，３の外形に対
応するテーパー円筒形の楔挿入孔１１が貫通して開けら
れており、定着楔３，３が全長に渡って摺動自在に挿入
されるようになっている。また、楔挿入孔１１の拡開側
の周囲の端面には、ボルト１９，１９……が螺嵌される
ネジ孔１２，１２……が穿設されている。The fixing body 10 is formed with a tapered cylindrical wedge insertion hole 11 corresponding to the outer shape of the fixing wedges 3 and 3 so that the fixing wedges 3 and 3 are slidable over the entire length. It is supposed to be inserted. Further, screw holes 12, 12 ... Into which bolts 19, 19 ... Are screwed are formed in the end surface of the wedge insertion hole 11 on the periphery of the expansion side.
【００１１】押圧部材１３は、一体的に形成された凸形
の当接部１４と平板状（フランジ状）の締結部１６とか
らなり、当接部１４は定着体１０の楔挿入孔１１の拡開
側に挿入されて定着楔３，３の端面に当接し、締結部１
６は定着体１０の端面に対して隙間を開けて対向するよ
うになっている。そして、締結部１６には、ボルト１
９，１９……が装着される装着孔１７，１７……が定着
体１０のネジ孔１２，１２……に整合するように貫通し
て開けられている。また、当接部１４には、防錆被覆Ｐ
Ｃ鋼材６が挿通される挿通孔１５が貫通して開けられて
いる。The pressing member 13 is composed of an integrally formed convex contact portion 14 and a flat plate-shaped (flange-shaped) fastening portion 16, and the contact portion 14 is formed in the wedge insertion hole 11 of the fixing member 10. It is inserted into the expansion side and comes into contact with the end surfaces of the fixing wedges 3 and 3, and the fastening portion 1
6 is opposed to the end surface of the fixing body 10 with a gap. The bolt 1 is attached to the fastening portion 16.
Mounting holes 17, 17 ... Into which 9, 19, ... Are mounted are opened so as to be aligned with the screw holes 12, 12. Further, the contact portion 14 has a rustproof coating P.
An insertion hole 15 through which the C steel material 6 is inserted is formed so as to penetrate therethrough.
【００１２】このように構成される定着具により防錆被
覆ＰＣストランド等の防錆被覆ＰＣ鋼材６を定着するに
は、まず、コンクリート構造物９の端面に固着された支
圧板７に定着体１０を当接させ、定着楔３，３間（内
側）に防錆被覆ＰＣ鋼材６の端部を挾持して、定着楔
３，３を定着体１０の楔挿入孔１１に挿入する。In order to fix the anticorrosion-coated PC steel material 6 such as the anticorrosion-coated PC strand with the thus constructed fixing device, first, the fixing member 10 is attached to the pressure bearing plate 7 fixed to the end face of the concrete structure 9. The fixing wedges 3 and 3 are inserted into the wedge insertion holes 11 of the fixing body 10 by holding the end portions of the rust-proof coated PC steel material 6 between the fixing wedges 3 and 3 (inside).
【００１３】次に、押圧部材１３の当接部１４を定着体
１０の楔挿入孔１１に挿入して定着楔３，３の端面に当
接させ、押圧部材１３の締結部１６の装着孔１７，１７
にボルト１９，１９……を装着して定着体１０のネジ孔
１２，１２……に螺嵌させ、ボルト１９，１９……を締
め付ける。すると、定着楔３，３が押圧部材１３に押圧
されて定着体１０の楔挿入孔１１に圧入され、定着楔
３，３の内側に刃状凸条４，４が防錆被覆ＰＣ鋼材６の
表面の防錆被膜を貫通して内部の鋼線まで喰い込む。Next, the contact portion 14 of the pressing member 13 is inserted into the wedge insertion hole 11 of the fixing member 10 and brought into contact with the end surfaces of the fixing wedges 3 and 3, and the mounting hole 17 of the fastening portion 16 of the pressing member 13 is inserted. , 17
... are mounted on the fixing member 10 and screwed into the screw holes 12, 12 ... of the fixing body 10, and the bolts 19, 19 ... are tightened. Then, the fixing wedges 3 and 3 are pressed by the pressing member 13 and are press-fitted into the wedge insertion holes 11 of the fixing body 10, and the blade-shaped ridges 4 and 4 inside the fixing wedges 3 and 3 are formed of the rust-proof coated PC steel material 6. It penetrates the rust-proof coating on the surface and bites into the steel wire inside.
【００１４】そして、防錆被覆ＰＣ鋼材６を緊張した際
の戻り方向の引張力により定着楔３，３を定着体１０の
楔挿入孔１１に更に引き込ませて、防錆被覆ＰＣ鋼材６
を定着する。この際、定着楔３，３の刃状凸状４，４が
予め防錆被覆ＰＣ鋼材６の外周に深く喰い込んでいるの
で、定着楔３，３と防錆被覆ＰＣ鋼材６との滑りが生じ
ず、防錆被覆ＰＣ鋼材６を好適に定着することができ
る。Then, the fixing wedges 3, 3 are further drawn into the wedge insertion holes 11 of the fixing body 10 by the pulling force in the returning direction when the rust-proof coated PC steel material 6 is tensioned, and the rust-proof coated PC steel material 6
To establish. At this time, since the blade-shaped protrusions 4 and 4 of the fixing wedges 3 and 3 have deeply digged into the outer periphery of the rust-proof coated PC steel material 6 in advance, the fixing wedges 3 and 3 and the rust-proof coated PC steel material 6 are slipped. It does not occur, and the anticorrosion-coated PC steel material 6 can be suitably fixed.
【００１５】図２は本発明の実施の形態の第二例を示し
ており、図において、２０は定着体、２３は押圧部材で
ある。なお、第一例と同一部分については同一符号を付
して説明を省略する。FIG. 2 shows a second example of the embodiment of the present invention. In the figure, 20 is a fixing member and 23 is a pressing member. The same parts as those in the first example are denoted by the same reference numerals, and description thereof will be omitted.
【００１６】定着体２０の端部外周には雄ネジ部２２が
固設されており、押圧部材２３の締結部２６の外周部分
は筒状に形成されて、定着体２０の雄ネジ部２２に螺合
する雌ネジ部２９が固設されている。A male screw portion 22 is fixedly provided on the outer periphery of the end portion of the fixing body 20, and an outer peripheral portion of the fastening portion 26 of the pressing member 23 is formed into a cylindrical shape, and is attached to the male screw portion 22 of the fixing body 20. A female screw portion 29 to be screwed is fixedly provided.
【００１７】従って、押圧部材２３を定着体２０に対し
て回転させるようにして容易に締め付けることができ、
これにより、定着楔３，３が押圧部材２３に押圧されて
定着体２０の楔挿入孔１１に圧入される。Therefore, the pressing member 23 can be easily tightened by rotating it with respect to the fixing body 20,
As a result, the fixing wedges 3 and 3 are pressed by the pressing member 23 and pressed into the wedge insertion hole 11 of the fixing body 20.
【００１８】図３は本発明の実施の形態の第三例を示し
ており、図において、３０は定着体、３３は押圧部材で
ある。なお、第一例と同一部分については同一符号を付
して説明を省略する。FIG. 3 shows a third example of the embodiment of the present invention. In the figure, 30 is a fixing member and 33 is a pressing member. The same parts as those in the first example are denoted by the same reference numerals, and description thereof will be omitted.
【００１９】定着体３０には複数の楔装着孔１１，１１
……が設けられ、これに対応して、押圧部材３３には複
数の当接部１４，１４……が設けられており、複数の防
錆被覆ＰＣ鋼材６，６……が同時に定着されるようにな
っている。なお、ボルト１９，１９……の装着孔１７及
びネジ孔１２は、各当接部１４，１４……及び各楔挿入
孔１１，１１……の周囲に配置してもよく、また、押圧
部材３３及び定着体３１の周縁部分のみに配置してもよ
い。The fixing member 30 has a plurality of wedge mounting holes 11, 11
.. are provided correspondingly, the pressing member 33 is provided with a plurality of abutting portions 14, 14 ..., A plurality of rust-proof coated PC steel materials 6, 6 ... It is like this. The mounting holes 17 and the screw holes 12 of the bolts 19, 19 ... May be arranged around the contact portions 14, 14 ... And the wedge insertion holes 11, 11 ... It may be arranged only on the peripheral portions of 33 and the fixing body 31.
【００２０】従って、ボルト１９，１９……を締め付け
ると、押圧部材３３の各当接部１４，１４……が定着体
３０の各楔挿入孔１１，１１……に挿入され、各定着楔
３，３……が押圧されて各楔挿入孔１１，１１……に圧
入される。Therefore, when the bolts 19, 19 ... Are tightened, the contact portions 14, 14, ... Of the pressing member 33 are inserted into the wedge insertion holes 11, 11 ,. , 3 ... are pressed and pressed into the wedge insertion holes 11, 11.
【００２１】図４は本発明の実施の形態の第四例を示し
ており、図において、４０は定着体、４３は押圧部材、
４７はネジ止め部材である。なお、第一例、第二例と同
一部分については同一符号を付して説明を省略する。FIG. 4 shows a fourth example of the embodiment of the present invention, in which 40 is a fixing member, 43 is a pressing member,
47 is a screwing member. The same parts as those of the first example and the second example are designated by the same reference numerals and the description thereof will be omitted.
【００２２】定着体４０には複数の楔装着孔１１，１１
……が設けられ、これに対応して、押圧部材４３には複
数の当接部１４，１４……が設けられており、複数の防
錆被覆ＰＣ鋼材６，６……が同時に定着されるようにな
っている。また、定着体４０の端部外周には雄ネジ部２
２が固設されている。そして、ネジ止め部材４７は略円
筒状に形成され、定着体４０の雄ネジ部２２に螺合する
雌ネジ部２９と、鍔状の係合部４８とが設けられてお
り、内側に押圧部材４３が挿入されて締結部４６の端面
が係合部４８に当接するようになっている。The fixing member 40 has a plurality of wedge mounting holes 11, 11
... are provided, and correspondingly, the pressing member 43 is provided with a plurality of abutting portions 14, 14 ..., and a plurality of rustproof coated PC steel materials 6, 6 ... are simultaneously fixed. It is like this. Further, the male screw portion 2 is provided on the outer periphery of the end portion of the fixing body 40.
2 is fixed. The screwing member 47 is formed in a substantially cylindrical shape, and is provided with a female screw portion 29 that is screwed into the male screw portion 22 of the fixing body 40 and a flange-shaped engaging portion 48, and the pressing member is inside. 43 is inserted so that the end surface of the fastening portion 46 contacts the engaging portion 48.
【００２３】従って、ネジ止め部材４７を定着体４０に
対して回転させるようにして押圧部材４３を容易に締め
付けることができ、これにより、押圧部材４３の各当接
部１４，１４……が定着体４０の各楔挿入孔１１，１１
……に挿入され、各定着楔３，３……が押圧されて各楔
挿入孔１１，１１……に圧入される。Therefore, the pressing member 43 can be easily tightened by rotating the screwing member 47 with respect to the fixing member 40, whereby the abutting portions 14, 14 ... Of the pressing member 43 are fixed. Each wedge insertion hole 11, 11 of the body 40
, And the fixing wedges 3, 3 ... Are pressed and pressed into the wedge insertion holes 11, 11.
【００２４】[0024]
【発明の効果】上述のように、本発明に係る防錆被覆Ｐ
Ｃ鋼材定着具は、定着楔の端面に当接する当接部と、定
着体の端面に対して隙間を開けて定着体の端部にネジ止
めされる締結部とを一体的に有する押圧部材をもって、
定着楔を定着体の楔挿入孔に圧入することによって、定
着体の刃状凸条を予め防錆被覆ＰＣ鋼材の外周に深く喰
い込ませておくことができるので、定着楔と防錆被覆Ｐ
Ｃ鋼材との滑りを防止して、防錆被覆ＰＣ鋼材を好適に
定着することができる。As described above, the rust preventive coating P according to the present invention is used.
The C steel material fixing device has a pressing member that integrally has an abutting portion that abuts the end surface of the fixing wedge and a fastening portion that is screwed to the end portion of the fixing body with a gap formed between the end surface of the fixing body. ,
By press-fitting the fixing wedge into the wedge insertion hole of the fixing body, the blade-shaped ridges of the fixing body can be preliminarily deeply embedded in the outer periphery of the rust-proof coated PC steel material, so that the fixing wedge and the rust-proof coating P
It is possible to prevent the slippage with the C steel material and favorably fix the rust-proof coated PC steel material.
【図１】本発明に係る防錆被覆ＰＣ鋼材定着具の実施の
形態の第一例を示す縦断面図である。FIG. 1 is a vertical cross-sectional view showing a first example of an embodiment of an anticorrosion-coated PC steel material fixing tool according to the present invention.
【図２】本発明に係る防錆被覆ＰＣ鋼材定着具の実施の
形態の第二例を示す縦断面図である。FIG. 2 is a vertical cross-sectional view showing a second example of the embodiment of the anticorrosion-coated PC steel material fixing tool according to the present invention.
【図３】本発明に係る防錆被覆ＰＣ鋼材定着具の実施の
形態の第三例を示す縦断面図である。FIG. 3 is a vertical sectional view showing a third example of an embodiment of a rust preventive coated PC steel material fixing tool according to the present invention.
【図４】本発明に係る防錆被覆ＰＣ鋼材定着具の実施の
形態の第四例を示す縦断面図である。FIG. 4 is a vertical cross-sectional view showing a fourth example of the embodiment of the anticorrosion-coated PC steel material fixing tool according to the present invention.
【図５】従来の防錆被覆ＰＣ鋼材定着具の一例を示す縦
断面図である。FIG. 5 is a vertical cross-sectional view showing an example of a conventional anticorrosion-coated PC steel material fixing device.
３ 定着楔 ４ 刃状凸条 ６ 防錆被覆ＰＣ鋼材 ７ 支圧板 ９ コンクリート構造物 １０ 定着体 １１ 楔挿入孔 １２ ネジ孔 １３ 押圧部材 １４ 当接部 １５ 挿通孔 １６ 締結部 １７ 装着孔 １９ ボルト ２０ 定着体 ２２ 雄ネジ部 ２３ 押圧部材 ２６ 締結部 ２９ 雌ネジ部 ３０ 定着体 ３３ 押圧部材 ４０ 定着体 ４３ 押圧部材 ４６ 締結部 ４７ ネジ止め部材 ４８ 係合部 3 Fixing wedge 4 Edge-shaped convex strip 6 Rust-proof coated PC steel material 7 Bearing plate 9 Concrete structure 10 Fixing body 11 Wedge insertion hole 12 Screw hole 13 Pressing member 14 Contact part 15 Insertion hole 16 Fastening part 17 Mounting hole 19 Bolt 20 Fixing body 22 Male screw part 23 Pressing member 26 Fastening part 29 Female screw part 30 Fixing body 33 Pressing member 40 Fixing body 43 Pressing member 46 Fastening part 47 Screwing member 48 Engaging part
Claims (4)
分割筒状に形成されて内側に防錆被覆ＰＣ鋼材の外周に
喰い込む刃状凸条を有する定着楔と、前記定着楔の全長
が摺動自在に挿入されるテーパー円筒形の楔挿入孔を有
する定着体とが備えられてなる防錆被覆ＰＣ鋼材定着具
において、 前記定着楔の端面に当接する当接部と、前記定着体の端
面に対して隙間を開けて該定着体の端部にネジ止めされ
る締結部とを一体的に有し、前記定着楔を前記定着体の
前記楔挿入孔に圧入する押圧部材が備えられたことを特
徴としてなる防錆被覆ＰＣ鋼材定着具。1. A fixing wedge, which is formed in a divided cylindrical shape in which a tapered cylindrical cylindrical body is vertically divided and has a blade-shaped convex strip that bites into the outer circumference of a rust-proof coated PC steel material, and a fixing wedge of the fixing wedge. A rustproof coated PC steel material fixing tool comprising: a fixing body having a tapered cylindrical wedge insertion hole that is slidably inserted over the entire length; and a contact portion that contacts an end surface of the fixing wedge, and the fixing member. A pressing member that integrally has a fastening portion that is screwed to the end portion of the fixing body with a gap formed between the end surface of the body and press-fits the fixing wedge into the wedge insertion hole of the fixing body is provided. Anticorrosion coated PC steel material fixing tool characterized by the above.
圧部材の締結部には前記ネジ孔に螺嵌するボルトが装着
される装着孔が設けられた請求項１に記載の防錆被覆Ｐ
Ｃ鋼材定着具。2. The rust preventive according to claim 1, wherein a screw hole is provided on an end surface of the fixing member, and a mounting hole for mounting a bolt to be screwed into the screw hole is provided at a fastening portion of the pressing member. Coating P
C steel fixing device.
れ、押圧部材の締結部には前記雄ネジ部に螺合する雌ネ
ジ部が設けられた請求項１に記載の防錆被覆ＰＣ鋼材定
着具。3. The anticorrosion according to claim 1, wherein a male screw portion is provided on an outer periphery of an end portion of the fixing member, and a female screw portion which is screwed to the male screw portion is provided at a fastening portion of the pressing member. Coated PC steel material fixing tool.
れ、前記定着体の前記雄ネジ部に螺合する雌ネジ部と押
圧部材の締結部に係合する係合部とを一体的に有するネ
ジ止め部材が備えられた請求項１に記載の防錆被覆ＰＣ
鋼材定着具。4. A male screw portion is provided on an outer periphery of an end portion of the fixing body, and a female screw portion that is screwed into the male screw portion of the fixing body and an engaging portion that engages with a fastening portion of the pressing member are provided. The anticorrosion-coated PC according to claim 1, further comprising a screwing member that is integrally provided.
Steel fixing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12336396A JPH09302934A (en) | 1996-05-17 | 1996-05-17 | Anchorage device of rust-preventive coating pc steel material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12336396A JPH09302934A (en) | 1996-05-17 | 1996-05-17 | Anchorage device of rust-preventive coating pc steel material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09302934A true JPH09302934A (en) | 1997-11-25 |
Family
ID=14858741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12336396A Pending JPH09302934A (en) | 1996-05-17 | 1996-05-17 | Anchorage device of rust-preventive coating pc steel material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09302934A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011184894A (en) * | 2010-03-05 | 2011-09-22 | Ps Mitsubishi Construction Co Ltd | Anchorage device for prestressing tendon, and method for repairing existing prestressed concrete structure |
| JP2019210770A (en) * | 2018-06-08 | 2019-12-12 | 清水建設株式会社 | Anchorage device |
-
1996
- 1996-05-17 JP JP12336396A patent/JPH09302934A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011184894A (en) * | 2010-03-05 | 2011-09-22 | Ps Mitsubishi Construction Co Ltd | Anchorage device for prestressing tendon, and method for repairing existing prestressed concrete structure |
| JP2019210770A (en) * | 2018-06-08 | 2019-12-12 | 清水建設株式会社 | Anchorage device |
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