Dust sampler

The utility model relates to the field of dust samplers and particularly discloses a dust sampler which is characterized in that the top of a middle rod is connected with a dust sampler main body, the bottom of the middle rod is sleeved with a reinforcing sleeve, and the periphery of the reinforcing sleeve is connected with the side surface of an inclined rod through a reinforcing rod; a bolt is arranged on the side face of the supporting seat in a penetrating mode and presses the middle rod into the supporting seat, a hook used for hanging a heavy object is arranged at the bottom end of the middle rod, the bottom end of the inclined rod is connected with the telescopic rod, a spherical rotating head is formed at the bottom end of the telescopic rod, the rotating head is rotatably installed at the top of the suction cup foot pad, and the suction cup foot pad is a circular-truncated-cone-shaped rubber sleeve with a downward opening. A spherical groove allowing the rotating head to be inserted and freely rotati