| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a structure for joining a small-diameter steel pipe pile jacked to firm ground by adding a small-diameter steel pipe so as to horizontally repair a building and prevent future differential settlement, which makes a worker's work burden light, which makes sure construction performed, and which enables reuse of a bracket required for the construction. <P>SOLUTION: In a general steel pipe 20 constituting the small-diameter steel pipe pile, one end 22 of a small-diameter steel pipe body 21 is equipped with a male joint 24; and the other end 23 thereof is equipped with a female joint 26. The male and female joints 24 and 26 are pre-welded to the steel pipe body 21 in a factory. The male joint 24 is provided with a thread 25; the female joint 26 is provided with a thread groove (not shown in Fig.) corresponding to the thread groove 25; and the male and female joints 24 and 26 can be joined together by screwing. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
