Flying dust monitoring equipment for construction site

The utility model discloses a construction site raise dust monitoring device which comprises a transverse plate, the left end and the right end of the transverse plate are fixedly connected with vertical plates, a raise dust monitoring sensor is arranged above the transverse plate, and a rotating device is arranged below the transverse plate. According to the construction site flying dust monitoring equipment, through cooperation of a transverse plate, a vertical plate, a flying dust monitoring sensor, a straight plate, a rotating device and a moving device, a first gear is rotated, the first gear drives a second gear to rotate, a vertical rod drives an inclined block to move downwards, the inclined block drives a long plate to move downwards, and the long plate drives wheels to move downwards; a long rod is pulled outwards, the long rod drives an inclined rod to rotate, then the long rod leaves a groove in one side of a straight rod, the flying dust monitoring sensor is disassembled, the worker can disassemb