Super-definition signal spring wire with high extensibility for transport vehicle

The utility model relates to the technical field of signal lines, and discloses a super-definition signal spring line with strong extension performance for a transport vehicle, which comprises a signal transmission spring line, an external protection mechanism, an internal reinforcing mechanism and a head extension mechanism, and is characterized in that the external protection mechanism is positioned at the outer end of the signal transmission spring line; the internal reinforcing mechanism is located in the external protection mechanism, the head extension mechanism is located at the outer end of the signal transmission spring wire, the internal reinforcing mechanism comprises a reinforcing copper core, a reinforcing rib and a carbon fiber filling layer, and the reinforcing copper core is fixedly installed in the external protection mechanism. According to the super-definition signal spring wire with the strong extension performance for the transport vehicle, the reinforcing copper core is installed, the re