Anti-hooking signal warning system of container crane

The invention discloses an anti-hooking signal warning system for a container crane, and relates to the technical field of freight wharf equipment. The anti-hooking signal warning system specifically comprises a first signal lamp, a second signal lamp, a channel distance measuring device, a lifting appliance height measuring device, a lifting appliance lifting pin signal device and an intermediate relay control route, wherein the intermediate relay control route controls the on-off state of an intermediate relay according to the results of the channel distance measuring device and the lifting appliance height measuring device, and the on-off state of the intermediate relay corresponds to the warning/safety signal state of the first signal lamp or the second signal lamp. After the anti-hooking warning signal system is additionally arranged on a wharf site, a tractor driver can observe and judge whether a tractor can be safely started to safely drive and evacuate in real time, and the risk of hooking is effecti