JPS62115000U - - Google Patents
Info
- Publication number
- JPS62115000U JPS62115000U JP265486U JP265486U JPS62115000U JP S62115000 U JPS62115000 U JP S62115000U JP 265486 U JP265486 U JP 265486U JP 265486 U JP265486 U JP 265486U JP S62115000 U JPS62115000 U JP S62115000U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- section
- cutter
- excavating machine
- earth
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図はこの考案の一実施例の要部を示す斜視
図、第２図はその縦断面図、第３図は第２図にお
ける一部を除去したＡ―Ａ断面図、第４図は従来
のトンネル掘進機の一部を示す斜視図である。
１０はカツター、１５はスクリユーコンベヤー
、１８は先導管、３２は油圧動作装置、４０は管
体、４３はターゲツト。
Fig. 1 is a perspective view showing the main part of an embodiment of this invention, Fig. 2 is a vertical sectional view thereof, Fig. 3 is a sectional view taken along line A-A with a part removed in Fig. 2, and Fig. 4 is a FIG. 2 is a perspective view showing a part of a conventional tunnel boring machine. 10 is a cutter, 15 is a screw conveyor, 18 is a leading pipe, 32 is a hydraulic operating device, 40 is a tube body, and 43 is a target.
Claims (1)
ターと、このカツターが掘削した土砂等を後方へ
移送する移送手段と、先端部の外周を囲む筒状の
先導管とを有し、この先導管の後部に順次管体を
連結して推進させるトンネル掘進機であつて、前
記先導管は外周面がほぼ正方形断面あるいはほぼ
長方形断面に形成してあることを特徴とするトン
ネル掘進機。 It has a cutter placed at the tip and rotates to excavate earth and sand, a transfer means for transporting the earth and sand excavated by this cutter to the rear, and a cylindrical leading pipe surrounding the outer periphery of the tip. 1. A tunnel excavating machine which is propelled by sequentially connecting pipe bodies to the rear part of the tunnel excavating machine, characterized in that the outer peripheral surface of the leading pipe is formed to have a substantially square cross section or a substantially rectangular cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP265486U JPS62115000U (en) | 1986-01-14 | 1986-01-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP265486U JPS62115000U (en) | 1986-01-14 | 1986-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62115000U true JPS62115000U (en) | 1987-07-22 |
Family
ID=30781695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP265486U Pending JPS62115000U (en) | 1986-01-14 | 1986-01-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62115000U (en) |
-
1986
- 1986-01-14 JP JP265486U patent/JPS62115000U/ja active Pending
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