JP2021025209A - 固化材液置換コラムの掘削装置 - Google Patents
固化材液置換コラムの掘削装置 Download PDFInfo
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- JP2021025209A JP2021025209A JP2019140758A JP2019140758A JP2021025209A JP 2021025209 A JP2021025209 A JP 2021025209A JP 2019140758 A JP2019140758 A JP 2019140758A JP 2019140758 A JP2019140758 A JP 2019140758A JP 2021025209 A JP2021025209 A JP 2021025209A
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- excavation
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- excavating
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- 239000000463 material Substances 0.000 title claims abstract description 30
- 239000007788 liquid Substances 0.000 title claims abstract description 28
- 238000007711 solidification Methods 0.000 title abstract description 4
- 230000008023 solidification Effects 0.000 title abstract description 4
- 238000006467 substitution reaction Methods 0.000 title abstract 3
- 238000009412 basement excavation Methods 0.000 claims abstract description 69
- 230000002265 prevention Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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- Earth Drilling (AREA)
Abstract
Description
2 掘削ロッド
3 吐出口
4 掘削ヘッド
5 接続部
6 受入部
10 着脱リング
12 地盤切削翼
Claims (2)
- 掘削ロッドと掘削ヘッドとの連結部が着脱自在であり、該掘削ロッドと掘削ヘッドの接合面には該掘削ロッドと掘削ヘッドと同径の着脱リングが介在させられ、該着脱リングには前記掘削ロッドと前記掘削ヘッドの外方に向かって突出する少なくとも1個の地盤掘削翼が形成されてなることを特徴とする固化材液置換コラムの掘削装置。
- 前記着脱リングに空回り防止部を形成したことを特徴とする請求項1記載の固化材液置換コラムの掘削装置。
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JP2019140758A JP2021025209A (ja) | 2019-07-31 | 2019-07-31 | 固化材液置換コラムの掘削装置 |
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JP2019140758A JP2021025209A (ja) | 2019-07-31 | 2019-07-31 | 固化材液置換コラムの掘削装置 |
Publications (1)
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JP2021025209A true JP2021025209A (ja) | 2021-02-22 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006077482A (ja) * | 2004-09-10 | 2006-03-23 | Tenox Corp | 鋼管杭構造 |
JP2006265853A (ja) * | 2005-03-22 | 2006-10-05 | Tomita Seisakusho:Kk | スクリュー翼付きコンクリート杭 |
JP2016160668A (ja) * | 2015-03-03 | 2016-09-05 | 株式会社テノックス | 水硬性固化材液置換コラム築造装置、水硬性固化材液置換コラム築造方法及び水硬性固化材液置換コラム |
JP6517082B2 (ja) * | 2014-05-19 | 2019-05-22 | 大和ハウス工業株式会社 | 節付き現場打ちコンクリート系杭の杭築造用管 |
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2019
- 2019-07-31 JP JP2019140758A patent/JP2021025209A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006077482A (ja) * | 2004-09-10 | 2006-03-23 | Tenox Corp | 鋼管杭構造 |
JP2006265853A (ja) * | 2005-03-22 | 2006-10-05 | Tomita Seisakusho:Kk | スクリュー翼付きコンクリート杭 |
JP6517082B2 (ja) * | 2014-05-19 | 2019-05-22 | 大和ハウス工業株式会社 | 節付き現場打ちコンクリート系杭の杭築造用管 |
JP2016160668A (ja) * | 2015-03-03 | 2016-09-05 | 株式会社テノックス | 水硬性固化材液置換コラム築造装置、水硬性固化材液置換コラム築造方法及び水硬性固化材液置換コラム |
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