JPS58160996U - Rock tunnel excavator - Google Patents
Rock tunnel excavatorInfo
- Publication number
- JPS58160996U JPS58160996U JP5840682U JP5840682U JPS58160996U JP S58160996 U JPS58160996 U JP S58160996U JP 5840682 U JP5840682 U JP 5840682U JP 5840682 U JP5840682 U JP 5840682U JP S58160996 U JPS58160996 U JP S58160996U
- Authority
- JP
- Japan
- Prior art keywords
- segment
- rock tunnel
- tunnel excavator
- tail shield
- protrusion
- 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図は従来例の説明図、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■規正面図、第４図、第５
図、第６図は第２図のＩＶ−ＩＶ線、■−Ｖ線、ＶＩ−
ＶＩ線断面図、第７図は全体概略斜視図、第８図は要部
の拡大断面図、第９図はその正面図、第１０図はセグメ
ントの斜視図である。
１は本体、２は掘削部、５はテールシールド、１１はセ
グメンｌ−１１２は突起、１３はスリット。
第８図
第９図Fig. 1 is an explanatory diagram of a conventional example, Fig. 2 is a sectional view showing an embodiment of the present invention, Fig. 3 is a front view of Fig. 2, Figs.
Figure 6 shows the IV-IV line, ■-V line, and VI- of Figure 2.
7 is a schematic perspective view of the entire structure, FIG. 8 is an enlarged sectional view of a main part, FIG. 9 is a front view thereof, and FIG. 10 is a perspective view of a segment. 1 is the main body, 2 is the excavation part, 5 is the tail shield, 11 is the segment l-112 is the protrusion, and 13 is the slit. Figure 8 Figure 9
Claims (1)
１にテールシールド５を設けると共に、テールシールド
５内にセグメント１１を設けて当該セグメント１１によ
って反力を支持して掘進するようにした岩盤用トンネル
掘削機において、前記セグメント１１に坑壁と接してセ
グメント１１の振れを防止する突起１２を設けると共に
、テールシールド５には前記突起１２が嵌まり込むスリ
ット１３を形成したことを特徴とする岩盤用トンネル掘
削機。The main body 1 and the excavation part 2 are connected so as to be relatively expandable and contractible, and the main body 1 is provided with a tail shield 5, and a segment 11 is provided in the tail shield 5, so that the reaction force is supported by the segment 11 and digging is performed. In the rock tunnel excavator according to the present invention, a protrusion 12 is provided on the segment 11 to prevent swinging of the segment 11 in contact with the tunnel wall, and a slit 13 into which the protrusion 12 fits is formed in the tail shield 5. Features: A rock tunnel boring machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5840682U JPS58160996U (en) | 1982-04-23 | 1982-04-23 | Rock tunnel excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5840682U JPS58160996U (en) | 1982-04-23 | 1982-04-23 | Rock tunnel excavator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58160996U true JPS58160996U (en) | 1983-10-26 |
| JPH0144618Y2 JPH0144618Y2 (en) | 1989-12-22 |
Family
ID=30068799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5840682U Granted JPS58160996U (en) | 1982-04-23 | 1982-04-23 | Rock tunnel excavator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58160996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4730610B2 (en) * | 2006-06-20 | 2011-07-20 | 清水建設株式会社 | Tunnel excavation method and tunnel liner |
-
1982
- 1982-04-23 JP JP5840682U patent/JPS58160996U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4730610B2 (en) * | 2006-06-20 | 2011-07-20 | 清水建設株式会社 | Tunnel excavation method and tunnel liner |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0144618Y2 (en) | 1989-12-22 |
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