JPS5876689U - shield tunneling machine - Google Patents
shield tunneling machineInfo
- Publication number
- JPS5876689U JPS5876689U JP17030281U JP17030281U JPS5876689U JP S5876689 U JPS5876689 U JP S5876689U JP 17030281 U JP17030281 U JP 17030281U JP 17030281 U JP17030281 U JP 17030281U JP S5876689 U JPS5876689 U JP S5876689U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- tunneling machine
- opening portion
- shield tunneling
- shield excavator
- 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
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図は従来のシールド掘進機の要部を示す横断面図、
第２図は曲線施工時の土圧分布を説明する説明図、第３
図は本考案の一実施例を示す横断面図、第４図は第３図
のＩＶ −ＩＶ線矢視の正面図１、 第５図は実施例の
開閉ゲート構造と曲線施工時の１ 土砂進入状態を説明
する説明図、第６図は開閉ゲートの詳細を示す縦断面図
、第７図は本考案の別の実施例を示す側面図である。
図中、１はフード部、２はシールドジヤツキ、３はセグ
メント、３はセグメント、４はシールド部、５はコンベ
ア、６は開口部、７は排出口、８は開閉ゲート、９はゲ
ートジヤツキ、１０は支持部材、１１はカッ多である。Figure 1 is a cross-sectional view showing the main parts of a conventional shield tunneling machine.
Figure 2 is an explanatory diagram explaining the earth pressure distribution during curved construction, Figure 3
Figure 4 is a cross-sectional view showing one embodiment of the present invention, Figure 4 is a front view 1 taken along the line IV-IV in Figure 3, and Figure 5 is the opening/closing gate structure of the embodiment and the earth and sand at the time of curved construction. FIG. 6 is a longitudinal sectional view showing details of the opening/closing gate, and FIG. 7 is a side view showing another embodiment of the present invention. In the figure, 1 is a hood part, 2 is a shield jack, 3 is a segment, 3 is a segment, 4 is a shield part, 5 is a conveyor, 6 is an opening, 7 is a discharge port, 8 is an opening/closing gate, 9 is a gate jack, 10 is a support member, and 11 is a cap.
Claims (1)
ード部を有するシールド掘進機において、上記フード部
の両側部にそれぞれ開口部を形成し、該開口部に開閉ゲ
ートを設け、上記開口部により上記フード部の側部に加
わる土砂を吸入排出させて側部土圧を調節するように構
成したことを特徴とするシールド掘進機。In a shield excavator having a hood portion formed to face the excavated earth side and take in excavated soil, an opening portion is formed on each side of the hood portion, an opening/closing gate is provided in the opening portion, and the opening portion is provided with an opening/closing gate in the opening portion. A shield excavator characterized in that the shield excavator is configured to suck and discharge earth and sand applied to the sides of the hood part to adjust the side earth pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17030281U JPS5876689U (en) | 1981-11-17 | 1981-11-17 | shield tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17030281U JPS5876689U (en) | 1981-11-17 | 1981-11-17 | shield tunneling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5876689U true JPS5876689U (en) | 1983-05-24 |
Family
ID=29962268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17030281U Pending JPS5876689U (en) | 1981-11-17 | 1981-11-17 | shield tunneling machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5876689U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5334334A (en) * | 1976-09-10 | 1978-03-30 | Kayaba Industry Co Ltd | Method of curve excavation construction of shield excavator and curve excavator |
-
1981
- 1981-11-17 JP JP17030281U patent/JPS5876689U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5334334A (en) * | 1976-09-10 | 1978-03-30 | Kayaba Industry Co Ltd | Method of curve excavation construction of shield excavator and curve excavator |
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