JPH0325693U - - Google Patents
Info
- Publication number
- JPH0325693U JPH0325693U JP8340089U JP8340089U JPH0325693U JP H0325693 U JPH0325693 U JP H0325693U JP 8340089 U JP8340089 U JP 8340089U JP 8340089 U JP8340089 U JP 8340089U JP H0325693 U JPH0325693 U JP H0325693U
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- forth
- spokes
- cutter head
- support frames
- 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
- 238000004898 kneading Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図〜第５図は本考案の一実施例を示し、第
１図はスポークの横断面図、第２図は同拡大縦断
面図、第３図は同縦断面図、第４図はシールド掘
進機の正面図、第５図は同側面断面図、第６図、
第７図はそれぞれ従来のカツタビツト取付部の分
解斜視図である。
１……カツタヘツド、２……シールド本体、３
……支持脚、２１……センター部材、２２……ス
ポーク、２４……土砂取入口、２５Ａ，２５Ｂ…
…支持フレーム、２６……開口部、２７Ａ，２７
Ｂ……支持部材、２８Ａ，２８Ｂ……カツタビツ
ト、２９……軸、３０……リンク、３２……カツ
タ出退シリンダ、３３……開口部、３４……混練
翼。
1 to 5 show an embodiment of the present invention, in which FIG. 1 is a cross-sectional view of the spoke, FIG. 2 is an enlarged longitudinal sectional view of the same, FIG. 3 is a longitudinal sectional view of the same, and FIG. A front view of the shield tunneling machine, Fig. 5 is a side sectional view of the same, Fig. 6,
FIG. 7 is an exploded perspective view of a conventional Katsutabit mounting section. 1...Katsuta head, 2...Shield body, 3
... Support leg, 21 ... Center member, 22 ... Spoke, 24 ... Sediment intake port, 25A, 25B ...
...Support frame, 26...Opening, 27A, 27
B...Support member, 28A, 28B...Katsutabit, 29...Shaft, 30...Link, 32...Katsuta retraction cylinder, 33...Opening, 34...Kneading blade.
Claims (1)
タヘツドにおいて、センター部材から一定間隔ご
とに放射方向に配設されたスポークに、前後に移
動自在な左右一対の支持フレームをスポークの長
手方向に沿つて設け、両支持フレームに支持部材
を介してスポークの前方に突出する複数のカツタ
ビツトを設け、各支持フレームを交互に前後に移
動させるカツタ出退装置を設けたことを特徴とす
るシールド掘進機のカツタヘツド。 In the cutter head that is rotatably supported at the front of the shield body, a pair of left and right support frames that are movable back and forth are provided along the longitudinal direction of the spokes, which are arranged radially at regular intervals from the center member. A cutter head for a shield excavator, characterized in that both support frames are provided with a plurality of cutter bits protruding in front of the spokes via support members, and a cutter moving device for alternately moving each support frame back and forth is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8340089U JPH0325693U (en) | 1989-07-14 | 1989-07-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8340089U JPH0325693U (en) | 1989-07-14 | 1989-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0325693U true JPH0325693U (en) | 1991-03-15 |
Family
ID=31631038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8340089U Pending JPH0325693U (en) | 1989-07-14 | 1989-07-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325693U (en) |
-
1989
- 1989-07-14 JP JP8340089U patent/JPH0325693U/ja active Pending