JPS6171697U - - Google Patents
Info
- Publication number
- JPS6171697U JPS6171697U JP15450584U JP15450584U JPS6171697U JP S6171697 U JPS6171697 U JP S6171697U JP 15450584 U JP15450584 U JP 15450584U JP 15450584 U JP15450584 U JP 15450584U JP S6171697 U JPS6171697 U JP S6171697U
- Authority
- JP
- Japan
- Prior art keywords
- reinforcing bar
- concrete segment
- anchor reinforcing
- segment
- joint end
- 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
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims 1
Landscapes
- Joining Of Building Structures In Genera (AREA)
Description
第１図は本考案の実施例に係るアンカー鉄筋と
雌ネジ穴との螺着部拡大断面図、第２図は同コン
クリート製セグメントの接合端部の斜視図、第３
図は同継手金具の背面から見た一部断面斜視図、
第４図はコンクリート製セグメントの接合端部の
斜視図、第５図は従来のコンクリート製セグメン
トの接合端部の状態を示す説明断面図である。
１……コンクリート製セグメント、２……セグ
メント本体、３……継手金具、１１……雌ネジ穴
、１２……アンカー鉄筋、１２′……螺旋突条、
２１……弾性体。
Fig. 1 is an enlarged sectional view of the threaded part between the anchor reinforcing bar and the female screw hole according to the embodiment of the present invention, Fig. 2 is a perspective view of the joint end of the same concrete segment, and Fig. 3
The figure is a partially cross-sectional perspective view of the fitting seen from the back.
FIG. 4 is a perspective view of a joint end of a concrete segment, and FIG. 5 is an explanatory sectional view showing the state of a joint end of a conventional concrete segment. 1... Concrete segment, 2... Segment body, 3... Joint fittings, 11... Female screw hole, 12... Anchor reinforcing bar, 12'... Spiral protrusion,
21...Elastic body.
Claims (1)
鋳物製継手金具３に、有底の雌ネジ穴１１が一体
に成形され、該雌ネジ１１に、周面に螺旋突条１
２′を備えたアンカー鉄筋１２がその螺旋突条１
２′を介して螺着されているコンクリート製セグ
メント１において、雌ネジ穴１１の底面とアンカ
ー鉄筋１２の螺入端面との間に、アンカー鉄筋１
２を抜け方向に付勢する弾性体２１が介装されて
いることを特徴とするトンネル用コンクリート製
セグメント。 A bottomed female threaded hole 11 is integrally formed in the cast metal joint fitting 3 embedded in the joint end of the segment body 2, and a spiral protrusion 1 is formed on the circumferential surface of the female thread 11.
The anchor reinforcing bar 12 with 2'
In the concrete segment 1 that is screwed through the anchor reinforcing bar 12', the anchor reinforcing bar 1
1. A concrete segment for a tunnel, characterized in that an elastic body 21 is interposed to bias the concrete segment 2 in the pulling direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15450584U JPS6171697U (en) | 1984-10-13 | 1984-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15450584U JPS6171697U (en) | 1984-10-13 | 1984-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6171697U true JPS6171697U (en) | 1986-05-15 |
Family
ID=30712497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15450584U Pending JPS6171697U (en) | 1984-10-13 | 1984-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6171697U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02109892U (en) * | 1989-02-13 | 1990-09-03 | ||
| JP2003013697A (en) * | 2001-07-02 | 2003-01-15 | Ishikawajima Constr Materials Co Ltd | Joint structure of segment |
-
1984
- 1984-10-13 JP JP15450584U patent/JPS6171697U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02109892U (en) * | 1989-02-13 | 1990-09-03 | ||
| JP2003013697A (en) * | 2001-07-02 | 2003-01-15 | Ishikawajima Constr Materials Co Ltd | Joint structure of segment |
| JP4570819B2 (en) * | 2001-07-02 | 2010-10-27 | 石川島建材工業株式会社 | Segment joint structure |