JPS63185900U - - Google Patents
Info
- Publication number
- JPS63185900U JPS63185900U JP7512387U JP7512387U JPS63185900U JP S63185900 U JPS63185900 U JP S63185900U JP 7512387 U JP7512387 U JP 7512387U JP 7512387 U JP7512387 U JP 7512387U JP S63185900 U JPS63185900 U JP S63185900U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- tip
- fixing material
- air supply
- supply pipe
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 1
Description
第１図は本考案に係わるロツクボルト用鋼管の
断面図、第２図は本考案ノズルの使用状態の説明
断面図、第３図は同ノズルの空気噴出部の説明断
面図、第４図は同ノズルによる施工後の説明断面
図、第５図は従来例に係わるロツクボルト用鋼管
断面図、第６図は従来例の施工時の説明断面図
、第７図は同施工時の説明断面図、第８図は同
施工後の説明断面図である。
１……ロツクボルト用鋼管、３……小孔、６…
…定着材圧送管、７……ノズル、９……送気管、
１０……空気噴出部、１１……逆止弁、Ａ……地
山、Ｂ……定着材。
Fig. 1 is a sectional view of the steel pipe for lock bolts according to the present invention, Fig. 2 is an explanatory sectional view of the nozzle of the present invention in use, Fig. 3 is an explanatory sectional view of the air jetting part of the nozzle, and Fig. 4 is the same. 5 is a cross-sectional view of a steel pipe for lock bolts according to the conventional example, FIG. 6 is an explanatory cross-sectional view of the conventional example during construction, FIG. 7 is an explanatory cross-sectional view of the same construction, and FIG. Figure 8 is an explanatory sectional view after the same construction. 1...Steel pipe for lock bolt, 3...Small hole, 6...
... Fixing material pressure feeding pipe, 7... Nozzle, 9... Air feeding pipe,
DESCRIPTION OF SYMBOLS 10... Air blowing part, 11... Check valve, A... Earth, B... Fixing material.
Claims (1)
孔を穿設されたロツクボルト用鋼管に嵌入されて
鋼管内に定着材を圧入する定着材圧送管のノズル
において、ノズル内部に先端に逆上弁を備えた空
気噴出部を有する送気管を設け、該送気管の先端
をノズル先端に近接して定置させたことを特徴と
する送気管を内蔵した定着材圧入用ノズル。 In the nozzle of the fixing material pressure-feeding pipe, which is inserted into a lock bolt steel pipe that is driven into the ground and has many small holes drilled in the entire outer peripheral wall, and presses the fixing material into the steel pipe, the tip of the nozzle may turn up inside the nozzle. 1. A nozzle for press-fitting a fixing material having a built-in air supply pipe, characterized in that an air supply pipe has an air jetting part equipped with a valve, and the tip of the air supply pipe is positioned close to the nozzle tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7512387U JPH0449276Y2 (en) | 1987-05-21 | 1987-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7512387U JPH0449276Y2 (en) | 1987-05-21 | 1987-05-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63185900U true JPS63185900U (en) | 1988-11-29 |
| JPH0449276Y2 JPH0449276Y2 (en) | 1992-11-19 |
Family
ID=30920973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7512387U Expired JPH0449276Y2 (en) | 1987-05-21 | 1987-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449276Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005047648A1 (en) * | 2003-11-17 | 2005-05-26 | Nisshin Steel Co., Ltd. | Lock bolt made of steel pipe |
| JP2005200893A (en) * | 2004-01-14 | 2005-07-28 | Nisshin Steel Co Ltd | Steel pipe expansion type rock bolt with high bearing capacity and its manufacturing method |
| WO2017119145A1 (en) * | 2016-01-06 | 2017-07-13 | 鹿島建設株式会社 | Rock bolt |
-
1987
- 1987-05-21 JP JP7512387U patent/JPH0449276Y2/ja not_active Expired
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005047648A1 (en) * | 2003-11-17 | 2005-05-26 | Nisshin Steel Co., Ltd. | Lock bolt made of steel pipe |
| JP2005200893A (en) * | 2004-01-14 | 2005-07-28 | Nisshin Steel Co Ltd | Steel pipe expansion type rock bolt with high bearing capacity and its manufacturing method |
| WO2005068779A1 (en) * | 2004-01-14 | 2005-07-28 | Nisshin Steel Co., Ltd. | Lock bolt of high strength steel pipe and method of manufacturing the same |
| WO2017119145A1 (en) * | 2016-01-06 | 2017-07-13 | 鹿島建設株式会社 | Rock bolt |
| WO2017119271A1 (en) * | 2016-01-06 | 2017-07-13 | 鹿島建設株式会社 | Rock bolt |
| JP6181343B1 (en) * | 2016-01-06 | 2017-08-16 | 鹿島建設株式会社 | Rock bolt |
| JP2017186902A (en) * | 2016-01-06 | 2017-10-12 | 鹿島建設株式会社 | Support structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0449276Y2 (en) | 1992-11-19 |