INSTALLATION METAL FITTING, SOUND-PROOF WALL FOR ELEVATION, AND CONSTRUCTION METHOD OF SOUND-PROOF WALL FOR ELEVATION

摘要

PROBLEM TO BE SOLVED: To enable a fitting attitude of an engagement part to be set constant, enhance workability, and reduce restriction of a fitting portion.SOLUTION: An installation metal fitting includes a metal fitting body 11 arranged on the surface of an installation main part of a pillar 73 or the like, an expandable body 21 divided into a plurality of locking pieces 21a, a nut 3, and a bolt 12. By fastening the nut 3 to the side of an engagement part 14 with operation of the bolt 12, the locking pieces 21a is expanded from one end side, and only with operation from the side of the metal fitting 11, the installation metal fitting 10 can be fixed to the installation main part.SELECTED DRAWING: Figure 1