Tail gas waste heat recovery device for brine drying device

The utility model relates to the technical field of brine drying, in particular to a tail gas waste heat recovery device for a brine drying device, which comprises two side plates which are symmetrically arranged, a heat conduction structure is movably arranged between the two side plates, the upper edges of the two side plates are connected through an inserting mechanism, and the inserting mechanism is arranged on the side plates. The heat conduction mechanism comprises a plurality of connecting boxes extending in the front-back direction, the connecting boxes are arranged at equal intervals, the front ends and the rear ends of the connecting boxes are inserted into the inner side of a water tank, connecting pipe heads are arranged on the upper end face of the water tank in a penetrating mode, and the water tank is clamped between side plates on the two sides. The device is convenient to disassemble and maintain, can be washed and the like, can remove dust at the joint or in gaps in the inner sides of the he