Rotary trolley of crane

The utility model discloses a crane rotating trolley which comprises a transverse supporting plate, two vertical supporting plates are arranged at the bottom of the transverse supporting plate, rolling grooves are formed in the front faces and the back faces of the bottoms of the vertical supporting plates, a rolling mechanism is connected between inner cavities of the two rolling grooves, a storage barrel is arranged on the rolling mechanism, and a winding mechanism is arranged in an inner cavity of the storage barrel. A stabilizing mechanism is connected between the two vertical supporting plates and comprises a stabilizing plate, a through opening is formed in the top of the stabilizing plate, clamping plates are arranged at the top and the bottom of the stabilizing plate, sliding blocks are arranged on the left side and the right side of the stabilizing plate, and a suspension mechanism is arranged on the stabilizing mechanism. When goods are lifted, the clamping plates can drive the stabilizing plates to