JPS6221200U - - Google Patents
Info
- Publication number
- JPS6221200U JPS6221200U JP11337985U JP11337985U JPS6221200U JP S6221200 U JPS6221200 U JP S6221200U JP 11337985 U JP11337985 U JP 11337985U JP 11337985 U JP11337985 U JP 11337985U JP S6221200 U JPS6221200 U JP S6221200U
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- lock bolt
- leak hole
- hollow
- circumferential surface
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
Landscapes
- Piles And Underground Anchors (AREA)
- Connection Of Plates (AREA)
Description
第１図はロツクボルトの断面図、第２図は他の
実施例の断面図、第３図は案内部の他の実施例の
断面図、第４図は従来例の断面図である。
１……ロツクボルト、２……鋼管、２１……ネ
ジ条、２２……凹条、３……案内部。
FIG. 1 is a sectional view of the lock bolt, FIG. 2 is a sectional view of another embodiment, FIG. 3 is a sectional view of another embodiment of the guide, and FIG. 4 is a sectional view of a conventional example. 1... Lock bolt, 2... Steel pipe, 21... Threaded line, 22... Concave line, 3... Guide portion.
Claims (1)
よつて接合した鋼管２の外周面に、ロツクナツト
螺合部２０を含めて全長に亘つて連続したネジ条
２１、内周面には上記ネジ条２１と対応して凹条
２２を形成し、鋼管の先端に先細の案内部３を設
け、鋼管２の周面には洩出孔２３を開設している
中空ロツクボルト。 洩出孔２３は鋼管２の軸方向に延びるスリツ
ト状に開設されている実用新案登録請求の範囲第
１項に記載の中空ロツクボルト。 鋼管２には洩出孔２３を開閉可能な筒体６が
螺合されている実用新案登録請求の範囲第１項又
は第２項に記載の中空ロツクボルト。[Scope of Claim for Utility Model Registration] A continuous thread 21 over the entire length including the lock nut threaded portion 20 on the outer peripheral surface of a steel pipe 2 made by bending a steel plate into a tubular shape and joining the butt lines by welding or the like. , a hollow groove 22 is formed on the inner circumferential surface corresponding to the threaded line 21, a tapered guide portion 3 is provided at the tip of the steel pipe, and a leak hole 23 is provided on the circumferential surface of the steel pipe 2. Lock bolt. The hollow lock bolt according to claim 1, wherein the leak hole 23 is formed in the shape of a slit extending in the axial direction of the steel pipe 2. The hollow lock bolt according to claim 1 or 2, wherein a cylinder body 6 capable of opening and closing a leak hole 23 is screwed into the steel pipe 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11337985U JPS6221200U (en) | 1985-07-23 | 1985-07-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11337985U JPS6221200U (en) | 1985-07-23 | 1985-07-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6221200U true JPS6221200U (en) | 1987-02-07 |
Family
ID=30995128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11337985U Pending JPS6221200U (en) | 1985-07-23 | 1985-07-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6221200U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030056025A (en) * | 2001-12-27 | 2003-07-04 | 장인희 | Rock bolt |
| KR100639561B1 (en) * | 2001-11-24 | 2006-10-27 | 맥길산업주식회사 | Rock Bolt |
| KR100821223B1 (en) | 2007-02-13 | 2008-04-11 | 권진오 | Anchorbolt for tunnel construction |
| WO2009091041A1 (en) * | 2008-01-18 | 2009-07-23 | Nippon Steel Corporation | Steel pipe for reinforcing foundation, method of reinforcing foundation using the same, and method of reinforcing structure |
| JP2010255237A (en) * | 2009-04-23 | 2010-11-11 | Ohbayashi Corp | Method and structure for tunnel reinforcement |
| JP2018509523A (en) * | 2015-12-30 | 2018-04-05 | ソ ドン カンパニー リミテッドＳｅｏ Ｄｏｎｇ Ｃｏ．，Ｌｔｄ． | Manufacturing method and support material assembly of super high strength steel pipe support material using boron steel |
| KR101984123B1 (en) * | 2018-07-17 | 2019-05-30 | 임호균 | Apparatus for ground reinforceing and barrier wall forming using chemical liquid for durability |
| KR101955403B1 (en) * | 2018-06-01 | 2019-05-30 | 임호균 | Mortar grouting apparatus |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS521359A (en) * | 1975-06-24 | 1977-01-07 | Okabe Co Ltd | Fixing process of lock bolt and its lock bolt |
| JPS56135650A (en) * | 1980-03-26 | 1981-10-23 | Nippon Steel Corp | Anchor embedding and fixing method |
| JPS5741999B2 (en) * | 1977-06-24 | 1982-09-06 |
-
1985
- 1985-07-23 JP JP11337985U patent/JPS6221200U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS521359A (en) * | 1975-06-24 | 1977-01-07 | Okabe Co Ltd | Fixing process of lock bolt and its lock bolt |
| JPS5741999B2 (en) * | 1977-06-24 | 1982-09-06 | ||
| JPS56135650A (en) * | 1980-03-26 | 1981-10-23 | Nippon Steel Corp | Anchor embedding and fixing method |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100639561B1 (en) * | 2001-11-24 | 2006-10-27 | 맥길산업주식회사 | Rock Bolt |
| KR20030056025A (en) * | 2001-12-27 | 2003-07-04 | 장인희 | Rock bolt |
| KR100821223B1 (en) | 2007-02-13 | 2008-04-11 | 권진오 | Anchorbolt for tunnel construction |
| WO2009091041A1 (en) * | 2008-01-18 | 2009-07-23 | Nippon Steel Corporation | Steel pipe for reinforcing foundation, method of reinforcing foundation using the same, and method of reinforcing structure |
| JP2009167752A (en) * | 2008-01-18 | 2009-07-30 | Nippon Steel Corp | Steel pipe for ground reinforcement and method of ground reinforcement using it |
| CN101910560A (en) * | 2008-01-18 | 2010-12-08 | 新日本制铁株式会社 | Steel pipe for reinforcing foundation, method of reinforcing foundation using the same, and method of reinforcing structure |
| JP2010255237A (en) * | 2009-04-23 | 2010-11-11 | Ohbayashi Corp | Method and structure for tunnel reinforcement |
| JP2018509523A (en) * | 2015-12-30 | 2018-04-05 | ソ ドン カンパニー リミテッドＳｅｏ Ｄｏｎｇ Ｃｏ．，Ｌｔｄ． | Manufacturing method and support material assembly of super high strength steel pipe support material using boron steel |
| KR101955403B1 (en) * | 2018-06-01 | 2019-05-30 | 임호균 | Mortar grouting apparatus |
| KR101984123B1 (en) * | 2018-07-17 | 2019-05-30 | 임호균 | Apparatus for ground reinforceing and barrier wall forming using chemical liquid for durability |