JP4544986B2 - 地盤注入材の注入装置および注入工法 - Google Patents
地盤注入材の注入装置および注入工法 Download PDFInfo
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- JP4544986B2 JP4544986B2 JP2004372661A JP2004372661A JP4544986B2 JP 4544986 B2 JP4544986 B2 JP 4544986B2 JP 2004372661 A JP2004372661 A JP 2004372661A JP 2004372661 A JP2004372661 A JP 2004372661A JP 4544986 B2 JP4544986 B2 JP 4544986B2
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- ground
- sleeve
- injection
- injection material
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Description
5d 注入口
6 スリーブ
7a エッジ部
7c テーパー部
8a エッジ部
8c テーパー部
9a エッジ部
9c テーパー部
10a エッジ部
10c テーパー部
11a エッジ部
11c テーパー部
11d テーパー部
12a エッジ部
12c テーパー部
13c テーパー部
14a エッジ部
100 注入装置
G 地盤
H 掘削孔
ML 地盤注入材
T 接合部
Claims (2)
- 外周面に地盤中へ地盤注入材を注入する注入口が穿孔され、かつ前記注入口を覆うように弾性体からなる逆止弁用のスリーブが装着された地盤注入材の注入装置において、
前記外周面に環状のエッジ部を設けるとともに、前記エッジ部から、当該エッジ部の近傍にあって前記エッジ部に対して高低差のある部分をなす溝の底部または窪みの底部または前記外周面にかけて、前記スリーブが密着可能な傾斜度を有するテーパー部を設け、
前記スリーブが、前記エッジ部と線接触し前記テーパー部と面接触した状態で、当該スリーブの全域にわたって、前記エッジ部と前記テーパー部と前記高低差のある部分とに連続して隙間なく接触するようにしたことを特徴とする地盤注入材の注入装置。 - 請求項1に記載の地盤注入材の注入装置を、地盤に所定深度で形成した掘削孔へ挿入した後、地盤改良用の薬液からなる地盤注入材を、前記注入口から噴出させて前記外周面と前記スリーブとの接合部を通して地盤中へ注入することを特徴とする地盤注入材の注入工法。
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JP2004372661A JP4544986B2 (ja) | 2004-12-24 | 2004-12-24 | 地盤注入材の注入装置および注入工法 |
Applications Claiming Priority (1)
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JP2004372661A JP4544986B2 (ja) | 2004-12-24 | 2004-12-24 | 地盤注入材の注入装置および注入工法 |
Publications (2)
Publication Number | Publication Date |
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JP2006177079A JP2006177079A (ja) | 2006-07-06 |
JP4544986B2 true JP4544986B2 (ja) | 2010-09-15 |
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JP2004372661A Active JP4544986B2 (ja) | 2004-12-24 | 2004-12-24 | 地盤注入材の注入装置および注入工法 |
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Families Citing this family (1)
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FI126080B (fi) * | 2011-05-10 | 2016-06-15 | Uretek Worldwide Oy | Menetelmä ja sovitelma polymeerin vaikutuksen sovittamiseksi maaperään |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002004264A (ja) * | 2000-06-16 | 2002-01-09 | Raito Kogyo Co Ltd | 地盤注入工法とその装置 |
JP2003301448A (ja) * | 2002-04-05 | 2003-10-24 | Daito Koki Kk | 地盤注入材の注入装置および注入工法 |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002004264A (ja) * | 2000-06-16 | 2002-01-09 | Raito Kogyo Co Ltd | 地盤注入工法とその装置 |
JP2003301448A (ja) * | 2002-04-05 | 2003-10-24 | Daito Koki Kk | 地盤注入材の注入装置および注入工法 |
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JP2006177079A (ja) | 2006-07-06 |
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