JPS59172877U - Branch pipe in pipe-in-pipe construction method - Google Patents
Branch pipe in pipe-in-pipe construction methodInfo
- Publication number
- JPS59172877U JPS59172877U JP6818583U JP6818583U JPS59172877U JP S59172877 U JPS59172877 U JP S59172877U JP 6818583 U JP6818583 U JP 6818583U JP 6818583 U JP6818583 U JP 6818583U JP S59172877 U JPS59172877 U JP S59172877U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- branch
- construction method
- sealing material
- outer periphery
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の一実施例を示し、第１図はその全体の概
略構成図、第２図は要部の断面図、第３図および第４図
は第２図における要部の拡大図である。
１・・・既設管路、２・・・丁字形分岐部、３・・・本
管、４・・・分岐管（分岐側管路）、７・・・孔部、８
・・・分岐用新管、９・・・連絡管、１５・・・シール
材、１６・・・テーパ部、１７・・・フランジ部、１８
・・・シール材、１９・・・押輪、２０・・・押ボルト
。The drawings show one embodiment of the present invention; FIG. 1 is a schematic diagram of the overall configuration, FIG. 2 is a sectional view of the main parts, and FIGS. 3 and 4 are enlarged views of the main parts in FIG. 2. be. 1... Existing pipeline, 2... T-shaped branch, 3... Main pipe, 4... Branch pipe (branch side pipeline), 7... Hole, 8
...New pipe for branching, 9...Connecting pipe, 15...Sealing material, 16...Tapered part, 17...Flange part, 18
... Seal material, 19 ... Push ring, 20 ... Push bolt.
Claims (1)
ともに前記分岐部の本管側に挿入可能な直管状の分岐用
新管を設け、一端側が前記孔部にシールを維持して接続
可能であるとともに、他端外周に光拡がり状のテーパ部
を有し、かつ前記両端間における中間部外周にフランジ
部を有して、分岐側管路内に挿入可能な連絡管を設け、
前記分岐側管路の内面と連絡管のテーパ部との間に環状
のシール材を設け、前記フランジ部に前記本管側から連
絡管軸心方向に螺入される押ボルトに押され、前記シー
ル材を押圧する押輪を設けたことを特徴とするパイプイ
ンパイプ工法における分岐部挿入管。A new straight pipe for branching is provided, which has a hole that can face the branch side of the branch part of the existing pipe line and can be inserted into the main pipe side of the branch part, and one end side maintains a seal in the hole part. A connecting pipe is provided, which is connectable, has a light-spreading tapered part on the outer periphery of the other end, and has a flange part on the outer periphery of the intermediate part between the two ends, and can be inserted into the branch pipe line,
An annular sealing material is provided between the inner surface of the branch side pipe and the tapered part of the connecting pipe, and is pushed by a push bolt screwed into the flange part from the main pipe side in the axial direction of the connecting pipe, and A branch insertion pipe in a pipe-in-pipe construction method, characterized by being provided with a press ring that presses a sealing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6818583U JPS59172877U (en) | 1983-05-06 | 1983-05-06 | Branch pipe in pipe-in-pipe construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6818583U JPS59172877U (en) | 1983-05-06 | 1983-05-06 | Branch pipe in pipe-in-pipe construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59172877U true JPS59172877U (en) | 1984-11-19 |
Family
ID=30198369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6818583U Pending JPS59172877U (en) | 1983-05-06 | 1983-05-06 | Branch pipe in pipe-in-pipe construction method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59172877U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5989894A (en) * | 1982-11-11 | 1984-05-24 | 住友金属工業株式会社 | Method of executing branch pipe in method of pipe-in-pipe construction |
-
1983
- 1983-05-06 JP JP6818583U patent/JPS59172877U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5989894A (en) * | 1982-11-11 | 1984-05-24 | 住友金属工業株式会社 | Method of executing branch pipe in method of pipe-in-pipe construction |
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