Multifunctional horizontal type automatic gravel separating and discharging equipment for infrastructure engineering

The invention relates to the field of capital construction projects, in particular to a multifunctional horizontal automatic gravel separating and discharging device for capital construction projects, which comprises a device main body, a support frame is movably mounted above the device main body, fixing rings are fixedly mounted at two ends of the support frame, and a screening roller is movably mounted in the support frame. A flexible filter screen is fixedly embedded in the surface of the screening roller, a clamping frame is movably installed above the supporting frame, a spiral feeding rod is movably inserted into the screening roller in a penetrating mode, a connecting rod is movably embedded in the surface of one end of the spiral feeding rod, and a first clamping ring is arranged on the outer side of a fixing ring in a sleeving mode; a second clamping ring is movably installed below the first clamping ring. According to the gravel screening device, gravel can be prevented from being adhered to the su