JPS59147796U - Shield type tunnel excavation machine - Google Patents
Shield type tunnel excavation machineInfo
- Publication number
- JPS59147796U JPS59147796U JP4066683U JP4066683U JPS59147796U JP S59147796 U JPS59147796 U JP S59147796U JP 4066683 U JP4066683 U JP 4066683U JP 4066683 U JP4066683 U JP 4066683U JP S59147796 U JPS59147796 U JP S59147796U
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- cutter head
- bulkhead
- frame
- tunnel excavation
- 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)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例の断面図、第２図は本考案の実施例を示
す断面図、第３図は第２図の■−■線断面図である。
１はシールド本体、２はカッタヘッド、３はバルクヘッ
ド、４１は中心側カッタヘッド内空間、４２は外周側カ
ッタヘッド内空間、５は土砂搬送機構、６はカッタ、７
はカッタフレーム、７ａは背面、８はカッタフレーム支
柱、１４□、１４□は注入管。FIG. 1 is a sectional view of a conventional example, FIG. 2 is a sectional view showing an embodiment of the present invention, and FIG. 3 is a sectional view taken along the line ■--■ in FIG. 1 is a shield main body, 2 is a cutter head, 3 is a bulkhead, 41 is a center side cutter head inner space, 42 is an outer peripheral side cutter head inner space, 5 is an earth and sand transport mechanism, 6 is a cutter, 7
is the cutter frame, 7a is the back, 8 is the cutter frame support, 14□, 14□ are the injection pipes.
Claims (1)
レーム７に複数のカッタフレーム支柱８を取付けて成る
カッタヘッド２を、回転自在に設けてカッタヘッド２と
バルクヘッド３との間に中心側カッタヘッド内空間４１
と外周側カッタヘッド内空間４゜とを形成し、前記カッ
タヘッド２で掘削した土砂をカッタヘッド内空間４１，
４゜に取り入れ、土砂搬送機構５で外部に排出するよう
にしたシールド式トンネル掘削機械において、前記バル
クヘッド３を、前記カッタフレーム７の背面７ａに向け
て突出した形状として、バルクヘッド３とカッタフレー
ム７との距離及びバルクヘッド３とカッタフレーム支柱
８との距離を短かくすると共に、前記バルクヘッド３に
、付着防止剤の注入管１４．．１４□を前記カッタフレ
ーム背面７ａとカッタフレーム支柱８とに対向して設け
たことを特徴とするシールド式トンネル掘削機械。A cutter head 2 consisting of a plurality of cutter frame supports 8 attached to a cutter frame 7 equipped with a cutter 6 is rotatably provided at the tip of the shield body 1, and a cutter head 2 is provided between the cutter head 2 and the bulkhead 3 on the center side. Cutter head internal space 41
and an outer circumferential cutter head inner space 4°, and the earth and sand excavated by the cutter head 2 are transferred to the cutter head inner space 41,
In the shield type tunnel excavation machine, the bulkhead 3 is shaped to protrude toward the back surface 7a of the cutter frame 7, so that the bulkhead 3 and the cutter In addition to shortening the distance to the frame 7 and the distance between the bulkhead 3 and the cutter frame support 8, an anti-adhesion agent injection pipe 14. ．． 14 □ is provided opposite to the cutter frame rear surface 7a and the cutter frame support column 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4066683U JPS59147796U (en) | 1983-03-23 | 1983-03-23 | Shield type tunnel excavation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4066683U JPS59147796U (en) | 1983-03-23 | 1983-03-23 | Shield type tunnel excavation machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59147796U true JPS59147796U (en) | 1984-10-02 |
| JPH0144628Y2 JPH0144628Y2 (en) | 1989-12-22 |
Family
ID=30171276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4066683U Granted JPS59147796U (en) | 1983-03-23 | 1983-03-23 | Shield type tunnel excavation machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59147796U (en) |
-
1983
- 1983-03-23 JP JP4066683U patent/JPS59147796U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0144628Y2 (en) | 1989-12-22 |
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