Cooling mechanism for power station boiler

The utility model discloses a cooling mechanism for a power station boiler. Including a base, an air inlet-outlet assembly is arranged at the top of the base; the air inlet and outlet assembly is composed of a first protective box, an air outlet pipe and an air supply pipe, a first dustproof assembly is arranged at the top of the air supply pipe and composed of a connecting base, four clamping grooves, a supporting frame, a first filter screen and four clamping blocks, and a protective assembly is arranged on the right side of the top of the base and composed of a second protective box and a communicating pipe. According to the cooling mechanism, the first filter screen and the second filter screen are arranged, so that the cooling mechanism can be protected; the first filter screen and the second filter screen can be detached by pulling the supporting plate and the supporting frame upwards, so that the situation that dust enters the cooling mechanism is reduced, the influence of the dust on the service life