JPH0383298U - - Google Patents
Info
- Publication number
- JPH0383298U JPH0383298U JP14487589U JP14487589U JPH0383298U JP H0383298 U JPH0383298 U JP H0383298U JP 14487589 U JP14487589 U JP 14487589U JP 14487589 U JP14487589 U JP 14487589U JP H0383298 U JPH0383298 U JP H0383298U
- Authority
- JP
- Japan
- Prior art keywords
- cutter head
- shield excavator
- excavates
- cutter
- tunnel
- 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
- 238000009412 basement excavation Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図は本考案に係わるシールド掘削機の掘削
例を示す平面図、第２，３図はそ縦断側面図、第
４図は同シールド掘削機の一実施例を示す縦断側
面図、第５図はそのカツタヘツド部を拡大して示
す側面図、第６図はその斜視図、第７図は他の実
施例を示す縦断側面図、第８図はその斜視図、第
９図はさらに他の実施例を示す縦断側面図、第１
０図は従来のシールド掘削機の掘削例を示す説明
図である。
１……一次側トンネル、１ａ……一次側トンネ
ル１のセグメント、２……二次側トンネル、２ａ
……二次側トンネル２のセグメント、４……シー
ルド掘削機本体、５……カツタヘツド、１１……
掘削刃、１２……カツタビツト。
Fig. 1 is a plan view showing an example of excavation by the shield excavator according to the present invention, Figs. 2 and 3 are longitudinal sectional side views thereof, Fig. 4 is a longitudinal sectional side view showing an embodiment of the shield excavator, and Fig. The figure is an enlarged side view of the cutter head, FIG. 6 is a perspective view, FIG. 7 is a vertical side view showing another embodiment, FIG. 8 is a perspective view, and FIG. 9 is a further embodiment. Vertical side view showing the embodiment, first
FIG. 0 is an explanatory diagram showing an example of excavation by a conventional shield excavator. 1...Primary tunnel, 1a...Segment of primary tunnel 1, 2...Secondary tunnel, 2a
... Secondary tunnel 2 segment, 4 ... Shield excavator main body, 5 ... Cut head, 11 ...
Drilling blade, 12... Katsutabitsuto.
Claims (1)
ルとを掘進するシールド掘削機において、前記一
次側トンネルのセグメントの一部を掘削する掘削
刃と、土砂を掘削するカツタビツトと、シールド
掘削機本体の前端部に回転可能に取付けたカツタ
ヘツドとを有し、上記カツタビツトを上記カツタ
ヘツドの前面に固定するとともに、上記掘削刃を
上記同カツタヘツドに切羽側への突出及び反対側
への後退を可能に取付けたことを特徴とするシー
ルド掘削機。 In a shield excavator that excavates a primary tunnel and a secondary tunnel that communicates with the primary tunnel, a cutting blade that excavates a part of the segment of the primary tunnel, a cutter that excavates earth and sand, and a front end of the shield excavator main body. The cutter head is rotatably attached to the cutter head, and the cutter bit is fixed to the front surface of the cutter head, and the excavation blade is attached to the cutter head so as to be able to protrude toward the face side and retreat to the opposite side. Characteristic shield excavator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14487589U JPH0383298U (en) | 1989-12-18 | 1989-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14487589U JPH0383298U (en) | 1989-12-18 | 1989-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0383298U true JPH0383298U (en) | 1991-08-23 |
Family
ID=31691547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14487589U Pending JPH0383298U (en) | 1989-12-18 | 1989-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0383298U (en) |
-
1989
- 1989-12-18 JP JP14487589U patent/JPH0383298U/ja active Pending
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