Coke spraying and cooling system

The invention relates to the technical field of coal conveying temperature measurement, in particular to a coke spraying and cooling system which comprises a cooling water pipe arranged on one side of a coke conveying belt, a discharging port cooling pipe and a controller, a discharging port is connected with a thermodetector, the thermodetector is in communication connection with the controller, the periphery of the discharging port is connected with a first cooling pipe, and the first cooling pipe is connected with a second cooling pipe. A plurality of through holes are formed in the first cooling pipe, first spraying heads are arranged on the through holes, one end of the cooling water pipe is communicated with the discharging port cooling pipe, the discharging port cooling pipe is communicated with the first cooling pipe, a first electromagnetic valve is arranged on the cooling water pipe, and the first electromagnetic valve is electrically connected with the controller. The controller obtains the first t