JPS61146594U - - Google Patents
Info
- Publication number
- JPS61146594U JPS61146594U JP2485285U JP2485285U JPS61146594U JP S61146594 U JPS61146594 U JP S61146594U JP 2485285 U JP2485285 U JP 2485285U JP 2485285 U JP2485285 U JP 2485285U JP S61146594 U JPS61146594 U JP S61146594U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- casing
- tip
- screw
- cutter head
- 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
第１図は本考案にかゝるカツタヘツドを装着し
た管埋設装置の前部の側面の断面図、第２図は第
１図の正面図、第３図は第２の実施例の側面の断
面図、第４図は第３図の正面図である。
１……先導管、２……刃口管、３……スクリユ
ー、４……ケーシング、５……スクリユーコンベ
ア、６……カツタヘツド、７……コアケーシング
、８……コーンビツト、９……通過用穴、１０…
…コアービツト、１１……取付板、１２……自在
継手、１３……案内部材、１４……支持部材、１
５……突起、１６……ビツトホルダ。
Fig. 1 is a sectional view of the front side of a pipe burying device equipped with a cutter head according to the present invention, Fig. 2 is a front view of Fig. 1, and Fig. 3 is a sectional side view of the second embodiment. 4 is a front view of FIG. 3. 1...Leading pipe, 2...Blade pipe, 3...Screw, 4...Casing, 5...Screw conveyor, 6...Cut head, 7...Core casing, 8...Cone bit, 9...Passing Hole for use, 10...
... Core bit, 11 ... Mounting plate, 12 ... Universal joint, 13 ... Guide member, 14 ... Support member, 1
5...Protrusion, 16...Bit holder.
Claims (1)
口管を各々設けるとともに該埋設管内にケーシン
グを内装し、このケーシングにスクリユーを挿入
してスクリユーコンベアを形成し、該スクリユー
の先端にカツタヘツドを設け、このカツタヘツド
を回転駆動して管先端地盤を掘削しつゝ管を後方
から押圧して推進する管埋設装置において、上記
カツタヘツドは、先端周縁に複数個のコアービツ
トを植設してなるコアケーシングが上記刃口管内
に内挿されるとともに上記スクリユー先端に該コ
アケーシングの後端を連結し、該コアケーシング
内に各々自転可能にコーンビツトを複数個配設し
たことを特徴とする礫地盤用カツタヘツド。 A guide pipe is provided at the tip of the buried pipe, a cutting pipe is provided at the tip of the guide pipe, a casing is installed inside the buried pipe, a screw is inserted into the casing to form a screw conveyor, and a screw conveyor is formed by inserting a screw into the casing. In this pipe burying device, a cutter head is installed in the pipe, and the cutter head is rotatably driven to excavate the ground at the tip of the pipe while pushing and propelling the pipe from behind. A core casing is inserted into the cutting edge pipe, and the rear end of the core casing is connected to the tip of the screw, and a plurality of cone bits are arranged inside the core casing so as to be rotatable on their own axis. Cut head for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2485285U JPH0332637Y2 (en) | 1985-02-25 | 1985-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2485285U JPH0332637Y2 (en) | 1985-02-25 | 1985-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61146594U true JPS61146594U (en) | 1986-09-10 |
| JPH0332637Y2 JPH0332637Y2 (en) | 1991-07-10 |
Family
ID=30519393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2485285U Expired JPH0332637Y2 (en) | 1985-02-25 | 1985-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0332637Y2 (en) |
-
1985
- 1985-02-25 JP JP2485285U patent/JPH0332637Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0332637Y2 (en) | 1991-07-10 |
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