Road tunnel outfield induction terminal

The utility model relates to the technical field of tunnel traffic safety, in particular to a highway tunnel outfield induction terminal. According to the technical scheme, the heat dissipation device comprises a control box and further comprises a heat dissipation mechanism, the heat dissipation mechanism comprises an air blower installed on the outer wall of one side of the control box, the output end of the air blower is fixedly connected with a heat dissipation pipe, and one end of the heat dissipation pipe extends into the control box; and the fire extinguishing mechanism is installed on the top of the control box, the fire extinguishing mechanism comprises a storage box, the bottom of the storage box is fixedly connected with an intercommunicated calandria, the bottom of the calandria is fixedly connected with an intercommunicated electronic valve, and the bottom of the electronic valve is fixedly connected with an intercommunicated connecting pipe. The control box has the beneficial effects that the he