Efficient heat energy utilization type NMP recovery unit

The utility model relates to the field of NMP (N-Methyl Pyrrolidone) recovery equipment, in particular to an efficient heat energy utilization type NMP recovery unit, which structurally comprises a guide frame, a front clamping plate and a rear clamping plate which are respectively arranged on two sides of the guide frame, and guide plates which are arranged between the front clamping plate and the rear clamping plate, the flow guide plate array comprises a plurality of flow guide plates, the flow guide plates are arranged in the flow guide plate array, the side supporting pieces are arranged in the arrangement direction of the flow guide plates, each side supporting piece comprises a separating and supporting piece, and the separating and supporting pieces are arranged between the flow guide plates and located on floating and deformation paths of the flow guide plates. At the moment, the flow guide plates are supported through the separating and supporting pieces, and the side limiting frames and the side au