Building material is installing fastener for curtain convenient to installation

The utility model relates to a building material is the accessory for the curtain, specifically is to relate to a building material is installing fastener for curtain convenient to installation, including stationary blade, activity piece, lock screw and packing ring, left end an organic whole of stationary blade is equipped with the installation piece, the department is equipped with the screw hole in the middle of the installation piece, right side lower extreme an organic whole of installation piece is equipped with the bearing diagonal piece, the right -hand member of stationary blade is equipped with the rectangular hole of installation, lock screw fixedly connected with activity piece is passed through to the upper end of installation piece, activity piece left end an organic whole isequipped with oblique spacer, the department is equipped with rectangular logical groove in the middle of the activity piece upper end, lock screw runs through the bottom rectangular logical groove and passes through threade