JP4017593B2 - 鋼管杭 - Google Patents
鋼管杭 Download PDFInfo
- Publication number
- JP4017593B2 JP4017593B2 JP2003433350A JP2003433350A JP4017593B2 JP 4017593 B2 JP4017593 B2 JP 4017593B2 JP 2003433350 A JP2003433350 A JP 2003433350A JP 2003433350 A JP2003433350 A JP 2003433350A JP 4017593 B2 JP4017593 B2 JP 4017593B2
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- JP
- Japan
- Prior art keywords
- steel pipe
- pile
- diameter
- blade
- tip
- 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.)
- Expired - Fee Related
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Description
財団法人日本建築センター刊行カタログ・2002年版
鋼管杭が掘削刃および螺旋状の羽根付き異径鋼管からなる先端部分と、継ぎ足し鋼管とからなる補足部分とから構成されるので、調達と保管及び搬送に要するコストが低下した。また、補足部分の鋼管の選択幅が拡大し、組み立ても溶接により、現場で組み立てられるので作業の進行状況に合わせて供給ができる等、組立・輸送・格納等の納期管理もし易くなった。
12,32 鋼管(先端部分)
13,23,33 掘削刃
14,24,34 羽根
15,36 補強板
16 支柱
18,25,35 鋼管(補足部分)
22 異径鋼管(先端部分)
Claims (3)
- 鋼管を上下方向に延在してなる補足部分の下端に、掘削刃および螺旋状の羽根を具えた先端部分を、溶接手段で接続した鋼管杭において、
前記先端部分は上方から下方に向かうにつれて拡径せる異径鋼管であり、該先端部分の上下方向中程を緩曲面で繋いで拡径し、
先端部分のうち上端側の部位を前記補足部分と同一径として、補足部分の下端に継ぎ足すよう前記接続を行ったことを特徴とする鋼管杭。 - 前記異径鋼管は配管用異径継手であることを特徴とする請求項1に記載の鋼管杭。
- 前記先端部分のうち上端側の部位と、下端側の部位との口径比を1.2〜2.5の範囲から選択したことを特徴とする請求項1か2に記載の鋼管杭。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003433350A JP4017593B2 (ja) | 2003-02-21 | 2003-12-26 | 鋼管杭 |
CNB2004100333453A CN100453741C (zh) | 2003-04-04 | 2004-04-02 | 组装式钢管桩 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003044440 | 2003-02-21 | ||
JP2003101508 | 2003-04-04 | ||
JP2003433350A JP4017593B2 (ja) | 2003-02-21 | 2003-12-26 | 鋼管杭 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2004316411A JP2004316411A (ja) | 2004-11-11 |
JP2004316411A5 JP2004316411A5 (ja) | 2005-10-27 |
JP4017593B2 true JP4017593B2 (ja) | 2007-12-05 |
Family
ID=33479610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003433350A Expired - Fee Related JP4017593B2 (ja) | 2003-02-21 | 2003-12-26 | 鋼管杭 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4017593B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5965933B2 (ja) * | 2013-05-31 | 2016-08-10 | 株式会社新生工務 | 杭および杭の設置方法 |
JP6502287B2 (ja) * | 2013-05-31 | 2019-04-17 | 株式会社新生工務 | 杭および杭の設置方法 |
JP5918885B1 (ja) * | 2015-06-05 | 2016-05-18 | 土筆工業株式会社 | 掘削撹拌ロッド、掘削撹拌機、及び柱状改良工法 |
JP2017210859A (ja) * | 2016-05-21 | 2017-11-30 | 春岡基礎工業株式会社 | 杭 |
JP6782496B2 (ja) * | 2019-01-15 | 2020-11-11 | 株式会社刃 | 管状杭 |
JP6644454B1 (ja) * | 2019-06-26 | 2020-02-12 | 株式会社シグマベース | 拡底鋼管杭、及び拡底部一体鋼管 |
JP2022190513A (ja) * | 2021-06-14 | 2022-12-26 | 株式会社ガイアF1 | 先端翼付回転貫入鋼管杭 |
JP2022190512A (ja) * | 2021-06-14 | 2022-12-26 | 株式会社ガイアF1 | 先端翼付回転貫入鋼管杭 |
-
2003
- 2003-12-26 JP JP2003433350A patent/JP4017593B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2004316411A (ja) | 2004-11-11 |
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