Harmless treatment system for oil-containing and water-containing waste residues

The utility model provides a harmless treatment system for oil-containing and water-containing waste residues, which comprises a waste residue feeding unit and a coking device, and a discharging portof the waste residue feeding unit is communicated with a bottom feeding port and a top feeding port of the coking device. According to the utility model, a large amount of surplus heat of the coking device in a large steam blowing stage is utilized; the oil-containing waste residues are treated, the spraying devices are arranged at the top and the bottom of the coking device, the waste residues are sprayed into the coking device, the waste residue treatment amount of the coking device is greatly increased, meanwhile, the additionally-arranged top spraying devices play a role in washing, and the risk that steam brings solid waste residues into an oil-gas pipeline and makes contact with a cooling tower in the waste residue treatment process is prevented. 本实用新型提供了一种含油含水废渣的无害化处理系统，所述系统包括废渣进料单元和焦化装置，所述废渣进料单元的出料口与焦化装置的底