| 摘要 |
The present invention relates to a bolt fixing structure, to a bolt fixing method and to a building outer panel fixing device including same structure. The bolt fixing structure according to the present invention comprises: a metallic plate; and a bolt indented into the metallic plate. The bolt includes: a polygonal bolt head; a bolt shaft extending in the shape of a cylindrical bar from one side surface of the polygonal bolt head; a screw part having a helical ridge and a helical groove formed on the bolt shaft; and a rotation preventing part arranged on the bolt shaft to be placed between the polygonal bolt head and the screw part and composed of multiple protrusions. The polygonal bolt head and the rotation preventing part of the bolt are indented into the metallic plate and the bolt shaft of the bolt protrudes from the outside of the metallic plate. According to the present invention, a building outer panel, which has been made of a metallic plate, can be fixed firmly to the outside of a building, the appearance is improved, and component assembly time can be reduced. |
