Bridge erecting machine safety early warning device and bridge erecting machine

The utility model discloses a safety early warning device of a bridge girder erection machine and the bridge girder erection machine, and relates to the technical field of bridge construction, in particular to the safety early warning device of the bridge girder erection machine and the bridge girder erection machine. The protective sleeve mounting assembly comprises a main sleeve and a middle partition plate, an electric cylinder and a controller are fixedly connected to the lower portion of the middle partition plate, and a floating sleeve is movably connected to the upper portion of the main sleeve. According to the bridge girder erection machine safety early warning device and the bridge girder erection machine, through the arrangement of the installation protection sleeve assembly and the guide hole shaft, the effects that a cable between the controller and the detection head is convenient to arrange and is protected in place are achieved; the safety early warning device for the bridge girder erection ma