JPS60144695U - Resistor for expanding crushing agent in tunnel excavation method etc. - Google Patents
Resistor for expanding crushing agent in tunnel excavation method etc.Info
- Publication number
- JPS60144695U JPS60144695U JP3274384U JP3274384U JPS60144695U JP S60144695 U JPS60144695 U JP S60144695U JP 3274384 U JP3274384 U JP 3274384U JP 3274384 U JP3274384 U JP 3274384U JP S60144695 U JPS60144695 U JP S60144695U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- crushing agent
- excavation method
- expanding
- 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
- Drilling And Exploitation, And Mining Machines And Methods (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
図はこの考案の実施例を示すものであり、第１図、第３
図及び第４図は破砕工程を示す正面図、第２図は第１図
のＡ−Ａ線断面図、第５図及び第６図は夫々要部の解説
縦断面図、第７図は他の実施例の要部の解説縦断面図で
ある。
符号説明、１・・・・・・トンネル、２・・・・・・ス
リット、３．３ ａｔ ３ｂ＊−＊−壁面、４ ａ、
４ ｂ、 ４ ｃ＝注入孔、５・・・・・・岩盤、
６・・・・・・膨張破砕剤、７，８・・・・・・、亀裂
、９・・・・・・注入孔口部附近の抵抗体、１０・・・
・・・注入孔奥部附近の抵抗体、１１・・・・・・連結
棒、１２・・・・・・弾性体、１３・・・・・・間隙、
１４・・・・・・板体、Ｏ・・・・・・高圧蒸気法、Ｐ
・・・・・・圧力。The figures show examples of this invention.
Figures 4 and 4 are front views showing the crushing process, Figure 2 is a sectional view taken along the line A-A in Figure 1, Figures 5 and 6 are longitudinal sectional views explaining the main parts, and Figure 7 is a cross-sectional view of other parts. FIG. 2 is an explanatory longitudinal cross-sectional view of the main part of the embodiment. Description of symbols, 1...Tunnel, 2...Slit, 3.3 at 3b*-*-wall surface, 4 a,
4 b, 4 c = injection hole, 5...rock,
6... Expanding crushing agent, 7, 8... Crack, 9... Resistor near injection hole opening, 10...
...Resistor near the back of the injection hole, 11...Connecting rod, 12...Elastic body, 13...Gap,
14... Plate, O... High pressure steam method, P
······pressure.
Claims (1)
上下に抵抗体全取付けた連結棒を挿入パ し、更に、
該注入孔に膨張破砕剤を充填して、膨張破砕剤の体積膨
張によって岩盤に亀裂を発生させ、該岩盤を破砕する工
法に於て、前記連結棒の上部に取付けられた抵抗体の下
面に弾性体を当接７、シたことを特徴とするトンネル等
安掘削工法に於ける膨張破砕剤用抵抗体。In the injection hole of the rock etc. drilled during the excavation method of tunnel etc.
Insert the connecting rod with all the resistors attached to the top and bottom, and then
In the method of filling the injection hole with an expanding crushing agent to generate cracks in the rock by the volumetric expansion of the expanding crushing agent and crushing the rock, the lower surface of the resistor attached to the upper part of the connecting rod is A resistor for an expanding crushing agent in a tunnel excavation method, characterized in that an elastic body is brought into contact with the elastic body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3274384U JPS60144695U (en) | 1984-03-07 | 1984-03-07 | Resistor for expanding crushing agent in tunnel excavation method etc. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3274384U JPS60144695U (en) | 1984-03-07 | 1984-03-07 | Resistor for expanding crushing agent in tunnel excavation method etc. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60144695U true JPS60144695U (en) | 1985-09-25 |
| JPS6340551Y2 JPS6340551Y2 (en) | 1988-10-24 |
Family
ID=30534540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3274384U Granted JPS60144695U (en) | 1984-03-07 | 1984-03-07 | Resistor for expanding crushing agent in tunnel excavation method etc. |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60144695U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015108098A1 (en) * | 2014-01-20 | 2015-07-23 | 鹿島建設株式会社 | Dismantling method |
| JP2015137454A (en) * | 2014-01-20 | 2015-07-30 | 鹿島建設株式会社 | Demolition method |
| JP2015183498A (en) * | 2014-03-26 | 2015-10-22 | 鹿島建設株式会社 | Demolition method |
-
1984
- 1984-03-07 JP JP3274384U patent/JPS60144695U/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015108098A1 (en) * | 2014-01-20 | 2015-07-23 | 鹿島建設株式会社 | Dismantling method |
| JP2015137454A (en) * | 2014-01-20 | 2015-07-30 | 鹿島建設株式会社 | Demolition method |
| JP2015183498A (en) * | 2014-03-26 | 2015-10-22 | 鹿島建設株式会社 | Demolition method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6340551Y2 (en) | 1988-10-24 |
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