Angle adjusting connecting piece for petal modeling installation

The utility model provides a petal-shaped angle adjusting connecting piece for installation, which comprises a pre-embedded plate, a plurality of angle adjusting connecting pieces, a plurality of angle adjusting connecting pieces and a plurality of angle adjusting connecting pieces, and is characterized in that the pre-embedded plate is installed on a building through expansion bolts; the first connecting piece is arranged on the pre-embedded plate; the second connecting piece is rotatably arranged on the first connecting piece, and a decoration part is fixed to the end, away from the first connecting piece, of the second connecting piece; and the tightening piece is used for tightening the first connecting piece and the second connecting piece and limiting rotation of the second connecting piece. According to the scheme, by arranging the pre-embedded plate, the corresponding first connecting piece can be installed, rotation adjustment of the decoration part is achieved through rotation connection between the