Fixing device for sensor assembly of lifting hook anti-collision system

The utility model provides a fixing device for a sensor assembly of a lifting hook top-rushing prevention system, which comprises a box body and a safety rope, and the sensor assembly of the lifting hook top-rushing prevention system is arranged in an inner cavity of the box body; the box body is fixed on the tower crane trolley through a plurality of strong magnets and a safety rope, and the box body is positioned right above the lifting hook. One side of the strong magnet is fixed at the upper end of the box body through glue, and the other side is adsorbed on a cross beam of the tower crane trolley. A plurality of hanging lugs are fixedly arranged on the box body, and the hanging lugs and the strong magnets are located on the same vertical plane. And the safety rope binds the box body on the cross beam of the trolley through the cooperation of the plurality of hanging lugs. The top rushing prevention device is mounted on the tower crane trolley through the box body, so that the trouble of customizing diffe