| 摘要 |
PROBLEM TO BE SOLVED: To provide a joint method of a steel pipe column capable of easily and firmly connecting the lower end section of an upper column to the upper end section of a lower column with a bolted connection by utilizing joint plates for permanent installation and a drift pin as a temporary connection member and a joint jig. SOLUTION: The joint plate 4 having a bolt hole 4a in both inside and outside of the upper end section of the lower column 1 and a joint nut 6 connected to the bolt hole 4a and the joint plate 3 having a bolt hole 3a are respectively temporarily fixed with the drift pin 9. The lower end section of the upper column 2 is confronted with the upper end section of the lower column 1, and the upper end side of the joint plate 4 and the upper end side of the joint plate 3 are respectively accompanied by both inside and outside of the upper column 2. Further, a joint bolt 5 is inserted in the bolt hole 4a of the joint plate 4 from each bolt hole 3a of the joint plate 3, and the front end of the joint bolt 5 is screwed on the joint nut 6. COPYRIGHT: (C)2007,JPO&INPIT
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