Gravel screening device for producing concrete

The utility model discloses a gravel screening device for producing concrete, which comprises a screening box, screening devices are symmetrically arranged on one side of the screening box, each screening device comprises a sliding groove, a sliding rail, a sliding block, a placing plate, a push-pull handle, a limiting groove and a filter screen, and a dust falling device is arranged on the other side of the screening box. The gravel screening device comprises a screening box and a dust falling device, the dust falling device comprises a fixing plate, a water tank, a water filling opening, a water suction pump, a pressure pipe, a connecting opening, a conveying pipe and a spray head, supporting columns are arranged at the bottom of the screening box in a rectangular mode, a feeding opening is welded to the top of the screening box, and a discharging opening is welded to the bottom of the screening box. According to the gravel screening device, gravel is screened more carefully and evenly, the time and energy