Mining security fire extinguishing ventilation device

The utility model relates to the technical field of mining security and protection devices, in particular to a mining security and protection fire extinguishing ventilation device. Comprising a vehicle body assembly, a ventilation assembly, a pulping assembly, a cooling assembly and a fire extinguishing assembly, the vehicle body assembly comprises a security vehicle, a plurality of partition plates are arranged on the inner side of the security vehicle, the ventilation assembly comprises an air blower, the output end of the air blower is symmetrically connected with air conveying pipes, and a pulp conveying pipe is arranged on the inner side of a cooling layer; the fire extinguishing assembly comprises a fire extinguishing slurry pipe, the fire extinguishing slurry pipe is connected with a slurry pump, and one end of the slurry pump is connected with a fire extinguishing spray head. When slurry in the cooling layer needs to be cooled, a water pump on the inner side of the cooling water tank is started to ope