Mining telephone capable of automatically detecting disconnection

The utility model provides a mining telephone set capable of automatically detecting disconnection, which comprises a telephone set body, the telephone set body comprises a fixed frame, the fixed frame is provided with a fixed groove, a movable frame is movably arranged in the fixed groove, an observation window is fixedly arranged on the movable frame, one side of the fixed frame is provided with an installation groove, and the installation groove is provided with an observation window. A fixing block is movably mounted in the mounting groove, reset mechanisms are fixed to the top and the bottom of the fixing block, the two ends of each reset mechanism are fixed to the inner wall of the mounting groove, and a fixing hole is formed in the fixing plate. When the device is used, the device body provides required electric energy through an external electric wire, when a circuit is broken, the indicating lamp cannot be turned on, so that the problem of the circuit can be detected, the indicating lamp is installed