JPH0372995U - - Google Patents
Info
- Publication number
- JPH0372995U JPH0372995U JP13355589U JP13355589U JPH0372995U JP H0372995 U JPH0372995 U JP H0372995U JP 13355589 U JP13355589 U JP 13355589U JP 13355589 U JP13355589 U JP 13355589U JP H0372995 U JPH0372995 U JP H0372995U
- Authority
- JP
- Japan
- Prior art keywords
- socket
- injection hole
- screwed onto
- propulsion method
- grout
- 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
- 239000011440 grout Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 229910001018 Cast iron Inorganic materials 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 1
Description
第１図イ，ロ，ハは本願考案の実施例の作用を
示す垂直断面の正面図、第２図イ，ロ，ハは従来
技術の作用を示す垂直断面の側面図。
１……推進工法用管、２……閉塞部、３……注
入ホース、１１……鋳鉄管、１２……コンクリー
ト、１３……注入孔、２１……ソケツト、２２…
…ねじ、２３……逆止弁、２４……プラグ、２５
……弁口、２６……弁体、２７……Ｏリング、３
１……接続ブツシユ、Ｇ……地盤、Ｓ……空隙、
Ｒ……グラウト。
FIGS. 1A, 1B, and 1C are vertical cross-sectional front views showing the operation of the embodiment of the present invention, and FIGS. 2A, 2B, and 2C are vertical cross-sectional side views showing the functions of the prior art. DESCRIPTION OF SYMBOLS 1... Pipe for propulsion method, 2... Blocked part, 3... Injection hose, 11... Cast iron pipe, 12... Concrete, 13... Injection hole, 21... Socket, 22...
...Screw, 23...Check valve, 24...Plug, 25
... Valve port, 26 ... Valve body, 27 ... O-ring, 3
1... Connection bush, G... Ground, S... Gap,
R... Grout.
Claims (1)
管を貫通し、外装コンクリート外周と地盤との間
隙へグラウトを管内から注入するグラウト注入孔
において、孔内に内周面を螺刻した円筒状のソケ
ツトを固着し、該ソケツトの上方には円筒状の逆
止弁を螺合し、同じく下方にはプラグを水封的に
螺着自在で組み合わせたことを特徴とする推進工
法用のグラウト注入孔。 A cylindrical socket with a threaded inner circumferential surface in the grout injection hole that penetrates a cast iron pipe covered with exterior concrete for the propulsion method and injects grout from inside the pipe into the gap between the exterior concrete periphery and the ground. A grout injection hole for a propulsion method, characterized in that a cylindrical check valve is screwed onto the upper part of the socket, and a plug can be screwed onto the lower part of the socket in a water-sealing manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13355589U JPH0372995U (en) | 1989-11-16 | 1989-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13355589U JPH0372995U (en) | 1989-11-16 | 1989-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0372995U true JPH0372995U (en) | 1991-07-23 |
Family
ID=31680956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13355589U Pending JPH0372995U (en) | 1989-11-16 | 1989-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0372995U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002295192A (en) * | 2001-03-29 | 2002-10-09 | Ishikawajima Constr Materials Co Ltd | Auxiliary tool for segment |
| CN112145189A (en) * | 2020-10-24 | 2020-12-29 | 中铁一局集团有限公司 | Novel duct piece grouting reinforcement method for soft soil area |
-
1989
- 1989-11-16 JP JP13355589U patent/JPH0372995U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002295192A (en) * | 2001-03-29 | 2002-10-09 | Ishikawajima Constr Materials Co Ltd | Auxiliary tool for segment |
| CN112145189A (en) * | 2020-10-24 | 2020-12-29 | 中铁一局集团有限公司 | Novel duct piece grouting reinforcement method for soft soil area |