Line patrol detection equipment of Gray bus and working method of line patrol detection equipment

The invention belongs to the technical field of Gray bus detection, and provides a line patrol detection device of a Gray bus and a working method thereof.The line patrol detection device comprises a transmitting device and a receiving device, the transmitting device and the receiving device communicate through a Lora module, and a Gray bus wire harness is connected into a port of the transmitting device according to a wire sequence; connecting the other end of the wire harness into a port of the receiving device, and detecting the output driving signal of each wire of the wire harness one by one through the transmitting device; indicating lamps corresponding to all wires are arranged on the transmitting device side and the receiving device side, meanwhile, driving signals of the transmitting device and corresponding signals sent by the receiving device can be displayed on a liquid crystal screen, when two sets of data are different, it is indicated that the wire sequence is wrong, and for the conditions of s