JPH01160090U - - Google Patents
Info
- Publication number
- JPH01160090U JPH01160090U JP5275588U JP5275588U JPH01160090U JP H01160090 U JPH01160090 U JP H01160090U JP 5275588 U JP5275588 U JP 5275588U JP 5275588 U JP5275588 U JP 5275588U JP H01160090 U JPH01160090 U JP H01160090U
- Authority
- JP
- Japan
- Prior art keywords
- cutter head
- small
- tip
- earth
- diameter tube
- 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
- 239000004576 sand Substances 0.000 claims 2
- 230000032258 transport Effects 0.000 claims 1
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
図面はこの考案の一実施例を示し、第１図は縦
断面図、第２図は正面図、第３図及び第４図は作
用説明図、第５図及び第６図は従来の説明図であ
る。
１…先導装置本体、３…カツタヘツド、Ｏ…本
体中心、Ｏ′…カツタヘツドの中心。
The drawings show one embodiment of this invention, with Fig. 1 being a longitudinal sectional view, Fig. 2 being a front view, Figs. 3 and 4 being explanatory views of the operation, and Figs. 5 and 6 being explanatory views of the conventional method. It is. 1... Main body of leading device, 3... Cutter head, O... Center of main body, O'... Center of cutter head.
Claims (1)
へ推進される先導装置本体の先端に回転自在なカ
ツタヘツド３を設けて本体１前方の切羽を掘削す
ると共に、上記カツタヘツド３により掘削されて
カツタヘツド内に取込まれた土砂を土砂搬送手段
で後方へ搬送する小口径管推進機において、上記
本体１の中心Ｏに対してカツタヘツド３の回転中
心Ｏ′を下方へ偏心させてなる小口径管推進機の
先導装置。 A rotatable cutter head 3 is provided at the tip of a leading device body which is attached to the tip of a small diameter pipe 9 to be buried and propelled into the ground, and excavates a face in front of the body 1. In a small-diameter tube propulsion machine that transports earth and sand taken into a cutter head backwards by means of earth and sand conveying means, the small-diameter tube is formed by eccentrically lowering the rotation center O' of the cutter head 3 with respect to the center O of the main body 1. Propulsion device leading device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5275588U JPH01160090U (en) | 1988-04-21 | 1988-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5275588U JPH01160090U (en) | 1988-04-21 | 1988-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01160090U true JPH01160090U (en) | 1989-11-07 |
Family
ID=31278754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5275588U Pending JPH01160090U (en) | 1988-04-21 | 1988-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01160090U (en) |
-
1988
- 1988-04-21 JP JP5275588U patent/JPH01160090U/ja active Pending