Viscose fiber production waste heat utilization device

The utility model discloses a viscose fiber production waste heat utilization device. Containing cart, a hot air recovery cover is rotationally fixed to the storage cart through a rotating device; a sealing ring for sealing an opening in the top of the second bath is fixed on the periphery of the opening of the hot gas recovery cover; a plurality of flow guide covers for discharging hot air are arranged in the hot air recovery cover; a plurality of exhaust pipes communicated with the interior of the flow guide cover are fixed to the top of the flow guide cover, the exhaust pipes are connectedwith a combiner box through an exhaust port formed in the hot air recovery cover, and the combiner box is connected with an exhaust pipe connected with an external exhaust pump through an air pipe connector. According to the utility model, the hot air recovery cover is integrally and rotatably mounted on the storage cart capable of flexibly moving, so that the hot air recovery cover can be quicklymounted and dismounted, t