The invention provides a clamping head of an intelligent telescopic high-altitude wiring device. The clamping head includes a bottom plate, a first moving seat, a second moving seat, a first lead screw assembly, a second lead screw assembly, a clamping assembly and a wiring assembly, wherein the first moving seat is arranged on the bottom plate through the first lead screw assembly, the second moving seat is arranged on the first moving seat through the second lead screw assembly, a clamping lead screw of the clamping assembly is supported by the second moving seat, the clamping lead screw isdivided into two areas along the length direction, thread directions of the two areas are opposite, two clamping claws are respectively matched with threads of the two areas of the clamping lead screw, and a lead connector of the wiring assembly is arranged on the second moving seat. The first lead screw assembly and the second lead screw assembly can realize free movement of the clamping head ofthe intelligent telescopic high-altitude wiring device in two directions, alignment between the clamping head and a test bus is facilitated, the clamping assembly clamps the test bus, the position ofthe test bus is fixed, and the lead connector of the wiring assembly is used for collecting parameters of the test bus.