Cable convenient for disconnection detection

The utility model discloses a cable convenient for disconnection detection, which belongs to the field of wires and cables, and is characterized in that the cable comprises a protection box, a cable core and a protection mechanism, two ends of the protection box are communicated with connecting cylinders, the inner walls of the connecting cylinders are fixedly connected with fixed cylinders, the top and bottom of each fixed cylinder are provided with threaded holes, and the threaded holes are communicated with the protection box. A threaded hole is formed in the cable core, a threaded rod is in threaded connection with the inner wall of the threaded hole, a fixing hoop is rotationally connected to the bottom of the threaded rod, a rubber pad is fixedly connected to the bottom of the fixing hoop, and the cable core comprises a main fireproof insulating wire core, a ground fireproof insulating wire core, an insulating sleeve and a supporting rod; three mutually parallel main fireproof insulation wire cores and