| 摘要 |
PURPOSE: An anchor bolt including a structure capable of being used with partial replacement is provided to reduce construction costs and improve the convenience of a maintenance task by improving a structure of the anchor bolt. CONSTITUTION: An anchor bolt (1) includes a structure capable of being used with partial replacement comprises a housing (10), a bolt (20), a separation preventing unit (30), and a protective cap (40). A connection pin (21) is formed on one end of the bolt by protruding, and a fixing nut (23) is connected to an exterior. A male screw unit (25) is formed on the exterior of the bolt, and a female screw unit (15) is formed on the inside of a connection groove (11). The bolt is connected to the connection groove of the housing when rotated to the right. The bolt is separated from the connection grove when rotated to the left, and the connection pin is more stably connected to the connection groove. |
