JPS6391592U - - Google Patents
Info
- Publication number
- JPS6391592U JPS6391592U JP18471686U JP18471686U JPS6391592U JP S6391592 U JPS6391592 U JP S6391592U JP 18471686 U JP18471686 U JP 18471686U JP 18471686 U JP18471686 U JP 18471686U JP S6391592 U JPS6391592 U JP S6391592U
- Authority
- JP
- Japan
- Prior art keywords
- screw blade
- shaft body
- opening
- earth
- face plate
- 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
- 239000004576 sand Substances 0.000 claims description 4
Description
第１図は本考案の一実施例の断面図、第２図は
第１図の―矢視図、第３図は他の実施例の断
面図、第４図は第３図の―矢視図、第５図は
従来例の断面図、第６図は第５図の―矢視図
である。
１……カツタヘツド、７……カツタヘツド面板
、８……土砂取込室、９……開口、１０……回転
軸体、１２……カツタビツト、１３……スクリユ
ウ羽根、１７……土砂導入筒。
Fig. 1 is a cross-sectional view of one embodiment of the present invention, Fig. 2 is a view taken in the direction of the - arrow in Fig. 1, Fig. 3 is a sectional view of another embodiment, and Fig. 4 is a view taken in the - arrow direction of Fig. 3. 5 is a sectional view of the conventional example, and FIG. 6 is a view taken along the - arrow in FIG. 1... Cut head, 7... Cut head face plate, 8... Earth and sand intake chamber, 9... Opening, 10... Rotating shaft body, 12... Cut head, 13... Screw blade, 17... Earth and sand introduction tube.
Claims (1)
タヘツドの面板に土砂取込室に連通する開口を形
成し、この開口内に回転軸体を回転自在に配置し
、この回転軸体の前端部にカツタビツトを取付け
るとともに回転軸体の周囲にスクリユウ羽根が取
付けられたシールド掘進機において、上記面板の
開口内周に、スクリユウ羽根より少し大きい径で
しかもスクリユウ羽根の一ピツチ分以上の長さで
もつて土砂導入筒を設けたことを特徴とするシー
ルド掘進機。 An opening communicating with the earth and sand intake chamber is formed in the face plate of the cutter head rotatably supported at the front of the shield body, a rotary shaft body is rotatably disposed within this opening, and a cutter head is rotatably supported at the front end of the rotary shaft body. In a shield excavator in which a screw blade is attached around the rotating shaft body, earth and sand are introduced into the inner periphery of the opening of the face plate with a diameter slightly larger than the screw blade and a length longer than one pitch of the screw blade. A shield excavator characterized by having a tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18471686U JPH0352877Y2 (en) | 1986-11-29 | 1986-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18471686U JPH0352877Y2 (en) | 1986-11-29 | 1986-11-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6391592U true JPS6391592U (en) | 1988-06-14 |
| JPH0352877Y2 JPH0352877Y2 (en) | 1991-11-18 |
Family
ID=31132654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18471686U Expired JPH0352877Y2 (en) | 1986-11-29 | 1986-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0352877Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013181312A (en) * | 2012-03-01 | 2013-09-12 | Taisei Corp | Shield machine |
-
1986
- 1986-11-29 JP JP18471686U patent/JPH0352877Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013181312A (en) * | 2012-03-01 | 2013-09-12 | Taisei Corp | Shield machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0352877Y2 (en) | 1991-11-18 |