JPH0312995U - - Google Patents
Info
- Publication number
- JPH0312995U JPH0312995U JP7095789U JP7095789U JPH0312995U JP H0312995 U JPH0312995 U JP H0312995U JP 7095789 U JP7095789 U JP 7095789U JP 7095789 U JP7095789 U JP 7095789U JP H0312995 U JPH0312995 U JP H0312995U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- injection
- backfilling material
- spout
- supply pipe
- 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
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Description
図面は本考案の一実施例を示し、第１図、第２
図は裏込材の注入管を示す側面断面図および平面
断面図、第３図は第２図に示す−断面図、第
４図は第１図に示す−断面図、第５図、第６
図はシールド掘進機の側面図および背面図である
。
１……シールド本体、４……セグメント、５…
…注入管、６……スキンプレート、７……地盤、
８……間隙、１６……駆動用ピストン、１７……
開閉用シリンダ部、１８……開閉用ロツド、１９
……開閉用ピストン、２０……裏込材供給管、２
０ａ……接続部、２２……洗浄水供給管、２３…
…検出用ロツド、２３ａ……検出端、２４Ａ……
近接スイツチ、２４Ｂ……近接スイツチ、２５…
…注入弁、２６……排水弁。
The drawings show one embodiment of the present invention;
The figures are a side sectional view and a plan sectional view showing the injection pipe for backfilling material, Fig. 3 is a sectional view shown in Fig. 2, Fig. 4 is a sectional view shown in Fig. 1, Figs.
The figures are a side view and a rear view of the shield tunneling machine. 1...Shield body, 4...Segment, 5...
...Injection pipe, 6...Skin plate, 7...Ground,
8... Gap, 16... Drive piston, 17...
Opening/closing cylinder part, 18... Opening/closing rod, 19
...Opening/closing piston, 20...Backfilling material supply pipe, 2
0a...Connection part, 22...Washing water supply pipe, 23...
...Detection rod, 23a...Detection end, 24A...
Proximity switch, 24B...Proximity switch, 25...
...Injection valve, 26...Drain valve.
Claims (1)
る前後方向の注入管を所定位置に設け、これら注
入管の前部に、注入管内で後方に延びる開閉用ロ
ツドが連結された駆動用ピストンを有する開閉用
シリンダを設け、前記注入管の後部に裏込材供給
管を接続するとともに、前記開閉用ロツド先端部
に、前記噴出口の閉止位置と裏込材供給管接続部
前方の開放位置との間を往復移動する開閉用ピス
トンを設け、前記開閉用シリンダに、基端が駆動
用ピストンに連結されて先端が注入管前方に突出
する検出用ロツドを設け、この検出用ロツドの先
端位置を検出する検出器を設けたことを特徴とす
るシールド掘進機の裏込材注入装置。 On the outer peripheral surface of the rear part of the shield body, injection pipes extending in the front and back direction with the rear end serving as a spout are provided at predetermined positions, and at the front of these injection pipes, a driving piston is connected to an opening/closing rod that extends rearward within the injection pipe. A backfilling material supply pipe is connected to the rear of the injection pipe, and a closed position of the spout and an open position in front of the backfilling material supply pipe connection are provided at the tip of the opening/closing rod. An opening/closing piston that reciprocates between A backfilling material injection device for a shield excavator, characterized by being provided with a detector for detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7095789U JPH0312995U (en) | 1989-06-16 | 1989-06-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7095789U JPH0312995U (en) | 1989-06-16 | 1989-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0312995U true JPH0312995U (en) | 1991-02-08 |
Family
ID=31607570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7095789U Pending JPH0312995U (en) | 1989-06-16 | 1989-06-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0312995U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63161296A (en) * | 1986-12-24 | 1988-07-04 | 日立建機株式会社 | Backfilling material injector for shield excavator |
-
1989
- 1989-06-16 JP JP7095789U patent/JPH0312995U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63161296A (en) * | 1986-12-24 | 1988-07-04 | 日立建機株式会社 | Backfilling material injector for shield excavator |
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