JPS61159494U - - Google Patents
Info
- Publication number
- JPS61159494U JPS61159494U JP4220185U JP4220185U JPS61159494U JP S61159494 U JPS61159494 U JP S61159494U JP 4220185 U JP4220185 U JP 4220185U JP 4220185 U JP4220185 U JP 4220185U JP S61159494 U JPS61159494 U JP S61159494U
- Authority
- JP
- Japan
- Prior art keywords
- annular
- support part
- annular body
- hole
- annular support
- 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.)
- Granted
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
図面は本考案の一実施例を示すもので、第１図
は全体縦断面図、第２図は第１図の―矢視図
、第３図は他の実施例の全体縦断面図である。
１……シールド本体、２……圧力室、３……カ
ツタヘツド、３ａ……環状支持部、６……穴部、
７……環状体、９……アーム（突起）、１０……
混連羽根、１２……回転駆動装置、２１……突起
、２２……穴部。
The drawings show one embodiment of the present invention; FIG. 1 is an overall vertical cross-sectional view, FIG. 2 is a view taken along the - arrow in FIG. 1, and FIG. 3 is an overall vertical cross-sectional view of another embodiment. . DESCRIPTION OF SYMBOLS 1... Shield body, 2... Pressure chamber, 3... Cut head, 3a... Annular support part, 6... Hole part,
7... Annular body, 9... Arm (protrusion), 10...
Mixed blade, 12... Rotation drive device, 21... Protrusion, 22... Hole.
Claims (1)
タヘツドを回転自在に支持し、上記環状支持部と
同一軸心回りで環状体を回転自在に設けると共に
、該環状体を回転させる回転駆動装置を設け、上
記環状体の圧力室側の一端部に混連羽根を設け、
上記環状支持部の圧力室内の一端寄り又はこれに
対応する環状体の所定箇所のどちらか一方に、円
周方向に沿う穴部を設けると共に、他方に、該穴
部内に突出して穴部内を所定範囲に亘つて移動可
能にされた突起を設けたことを特徴とするシール
ド掘進機。 A cutter head is rotatably supported via an annular support part, an annular body is rotatably provided on the front part of the shield body around the same axis as the annular support part, and a rotation drive device for rotating the annular body is provided. , a mixed blade is provided at one end of the annular body on the pressure chamber side,
A hole along the circumferential direction is provided either near one end of the pressure chamber of the annular support part or at a predetermined location of the annular body corresponding thereto, and the other protrudes into the hole to guide the inside of the hole at a predetermined location. A shield excavator characterized by being provided with a protrusion that is movable over a range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4220185U JPH0338310Y2 (en) | 1985-03-22 | 1985-03-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4220185U JPH0338310Y2 (en) | 1985-03-22 | 1985-03-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61159494U true JPS61159494U (en) | 1986-10-02 |
| JPH0338310Y2 JPH0338310Y2 (en) | 1991-08-13 |
Family
ID=30552732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4220185U Expired JPH0338310Y2 (en) | 1985-03-22 | 1985-03-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0338310Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04106297A (en) * | 1990-08-23 | 1992-04-08 | Fujita Corp | Shield excavator |
-
1985
- 1985-03-22 JP JP4220185U patent/JPH0338310Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04106297A (en) * | 1990-08-23 | 1992-04-08 | Fujita Corp | Shield excavator |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0338310Y2 (en) | 1991-08-13 |