Underwater remote control self-filtering dredging device

The invention relates to an underwater remote control self-filtering dredging device which comprises a base, wherein a sludge pump and a deposit separating, compressing and storing unit are arranged above the base; a universal wheel is mounted in the bottom of one end of the base while a watertight pressure-resistant cabin is fixed at the other end, a front driving wheel is mounted in the bottom of the watertight pressure-resistant cabin, an underwater camera and a silt suction head are fixed in front of the watertight pressure-resistant cabin, the silt suction head penetrates through the watertight pressure-resistant cabin to be mounted and fixed and the silt suction head is connected to the sludge pump and the deposit separating, compressing and storing unit through a pipeline; the frontend of the silt suction head is hinged and connected to a lifting mechanism; the underwater remote control self-filtering dredging device also comprises an umbilical cable, one end of the umbilical cable is connected to the