To provide a belt conveyor type continuous unloader which prevents a disaster, by detecting the occurrence of a fire in advance, by mounting the fire detection function, in the belt conveyor type continuous unloader for handling a bulk cargo such as grain.

This belt conveyor type continuous unloader 10 can carry the bulk cargo 28 on a belt conveyor 30 arranged inside a vertical boom 16 and a horizontal boom 14, and includes an electronic cable 101 arranged along a roller support plate of the vertical boom 16 and incorporated with a plurality of temperature sensor chips, a repeater 102 arranged in a joining part of the vertical boom 16 and the horizontal boom 14, a control unit 104 arranged at the end of the horizontal boom 14 and connected by a connecting cable 103, and a monitoring monitor 105 connected to the control unit 104. The fire prevention is detected by monitoring the temperature of a plurality of places based on the temperature data detected by the plurality of temperature sensor chips and the address data generated by the plurality of temperature sensor chips.