Spraying dust falling and cooling device

The utility model provides a spraying dust-falling and cooling device, relates to the technical field of house building engineering, and aims to solve the problems that the spraying dust-falling and cooling effect of the device on a construction site at a single position is poor, the adjustability of the device is poor, and the spraying height is not easy to adjust according to needs. A set of conveying belts are installed on the base in a driving mode, a set of connecting plates are fixedly connected to the conveying belts, a set of installing cylinders are slidably installed at the top end of the base, a set of water spraying rods are slidably installed at the top ends of the cylinders, and a set of water spraying fan plates are fixedly arranged on the two sides of the top ends of the water spraying rods correspondingly; the outer end of the connecting block is slidably mounted on the conveying belt; the conveying belt drives the mounting cylinder and the water spraying rod on the mounting cylinder to recip