Shield muck treatment system

The utility model discloses a shield muck treatment system which comprises a transportation module, a screening module, a sand washing module, a flocculation precipitation module and a filter pressing module, shield muck to be treated is transported to the screening module through the transportation module, and the screening module is sequentially connected with the sand washing module, the flocculation precipitation module and the filter pressing module; and the screening module comprises a three-stage vibration screening structure. According to the method, the shield muck is classified according to different particle sizes, so that materials are fully utilized, the shield muck is effectively subjected to harmless, reduction and resourceful treatment, the separated stones with different particle sizes can be used as coarse aggregates, the separated reclaimed sand meets the industrial sand standard, the water content of the finally obtained mud cake is lower than 40%, and the quality of the mud cake is improv