Radar installation device suitable for multiple scenes

The utility model discloses a radar mounting device suitable for multiple scenes, which is characterized by comprising a fixing piece, a transition piece and a mounting piece assembled and matched with the transition piece, the fixing piece comprises a fixing part and a first side plate vertically extending along the fixing part, and a first arc-shaped hole in the extending direction of the first side plate is formed in the first side plate; the transition piece comprises a connecting plate and a second side plate vertically extending along the connecting plate, and a second arc-shaped hole perpendicular to the second side plate is formed in the connecting plate; the second side plate and the first side plate are connected through a rotating shaft which is arranged in the first arc-shaped hole in a penetrating manner; the installation part comprises a third side plate and a fourth side plate which are perpendicular to each other, the third side plate and the fourth side plate are provided with a plurality of