JPS5919696U - Shield tunnel face collapse detection device - Google Patents
Shield tunnel face collapse detection deviceInfo
- Publication number
- JPS5919696U JPS5919696U JP11434182U JP11434182U JPS5919696U JP S5919696 U JPS5919696 U JP S5919696U JP 11434182 U JP11434182 U JP 11434182U JP 11434182 U JP11434182 U JP 11434182U JP S5919696 U JPS5919696 U JP S5919696U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- shield
- lever
- shield tunnel
- collapse detection
- 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
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は密閉形シールド掘進機の一例を示す断面側面図
、第２図は従来のシールド掘進機の切羽崩壊検出装置を
示す断面側面図、第３図はこの考案の一実施態様を示す
断面側面図、第４図は第３図のＩＶ−ＩＶ断面図、第５
図は第４図の■−■断面図である。
１・・・・・・シールド本体、１ａ・・・・・・フード
最先端部、１０・・・・・・カッタホイル、２０・・・
・・・検知板、２１・・・・・・軸、２２Ａ、２２Ｂ・
・・・・・シール、２３・・・・・・隔壁、２４・・・
・・・レバー、２５・・・・・・ロット、２６・・・・
・・指針、２７・・・・・・引張りばね、２８・・・・
・・ブラケット、２９・・・・・・目盛。Fig. 1 is a cross-sectional side view showing an example of a sealed shield tunneling machine, Fig. 2 is a cross-sectional side view showing a face collapse detection device for a conventional shield tunneling machine, and Fig. 3 is a cross-sectional view showing an embodiment of this invention. Side view, Figure 4 is a sectional view taken along IV-IV in Figure 3, and Figure 5 is a cross-sectional view of Figure 3.
The figure is a sectional view taken along the line ■-■ in FIG. DESCRIPTION OF SYMBOLS 1...Shield body, 1a...Front edge of hood, 10...Cutter foil, 20...
...Detection plate, 21...Shaft, 22A, 22B.
... Seal, 23 ... Bulkhead, 24 ...
... Lever, 25 ... Lot, 26 ...
...Pointer, 27...Tension spring, 28...
...Bracket, 29...Scale.
Claims (1)
せた隔壁を設け、その隔壁に軸を支持させ、その軸に、
隔壁の外周がわに位置させた検知体と隔壁の内周がわに
位置させたレバーとを、軸と一体に回動するように取付
け、検知体をシールド本体の外周がわから切羽の崩壊に
よって生じる空洞部がわへ揺動させる力を与える引張り
手段をレバーに連結し、レバーの揺動を表示する表示手
段をシールド本体内に設置したことを特徴とするシール
ド掘進機の切羽崩壊検出装置。A partition wall is provided on the outer shell at the tip of the hood of the shield body, and a shaft is supported by the partition wall.
A sensing body located on the outer periphery of the bulkhead and a lever located on the inner periphery of the bulkhead are attached so that they rotate together with the shaft, and the sensing body is used to detect the outer periphery of the shield body and detect the collapse of the face. A face collapse detection device for a shield excavator, characterized in that a tensioning means for applying a force to swing the generated cavity sideways is connected to a lever, and a display means for displaying the swinging of the lever is installed in the shield main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11434182U JPS5919696U (en) | 1982-07-27 | 1982-07-27 | Shield tunnel face collapse detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11434182U JPS5919696U (en) | 1982-07-27 | 1982-07-27 | Shield tunnel face collapse detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5919696U true JPS5919696U (en) | 1984-02-06 |
Family
ID=30264349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11434182U Pending JPS5919696U (en) | 1982-07-27 | 1982-07-27 | Shield tunnel face collapse detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5919696U (en) |
-
1982
- 1982-07-27 JP JP11434182U patent/JPS5919696U/en active Pending
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