Subway signal cable laying positioning device

The invention relates to the technical field of cable laying, in particular to a subway signal cable laying positioning appliance which comprises a mounting bottom plate, a regulation and control assembly, a connecting fitting and a clamping positioning assembly, the regulation and control assembly is connected to the mounting bottom plate, and the clamping positioning assembly is fixedly arranged on the regulation and control assembly through the connecting fitting. Through cooperative use of the installation bottom plate and the regulation and control assembly, the installation position of the cable can be regulated and controlled, that is, when deviation occurs in first-time cable laying and installation, disassembly is not needed, only the cable needs to be regulated and controlled to the target position, and the working flexibility is high; and on the other hand, through the arranged clamping and positioning assembly, the cable can be well protected while the cable is stably clamped and positioned during