Split type large-diameter quarrying box of slurry shield tunneling machine

The utility model relates to the field of slurry shield machine construction, in particular to a split type large-diameter quarrying box of a slurry shield machine, which comprises a base, a movable component is arranged at the top of the base, a sliding groove is arranged on the top surface of the base, a first box body is arranged at the top of the movable component, and a second box body is arranged at the bottom of the first box body. A first sealing assembly is arranged at one end of the first box body, a second sealing assembly is arranged on one side of the first sealing assembly, a second box body is arranged at one end of the second sealing assembly, and stone collecting baskets are arranged in the first box body and the second box body; the movable assembly is arranged on the base, the movable block can be pushed to move in the sliding groove through the hydraulic rod in the movable assembly, the first box body and the second box body are separated, the stone collecting basket is conveniently taken