Crystallization tube and falling film crystallizer

The invention belongs to the technical field of chemical equipment, and provides a crystallization pipe and a falling film crystallizer.The crystallization pipe comprises a pipe body, a plurality of crystallization plate sets and a plurality of crystal hanging pieces, the multiple crystallization plate sets are annularly distributed on the inner wall of the pipe body, each crystallization plate set comprises two crystallization plates, and the two crystallization plates form a V-shaped structure; and the plurality of crystal hanging plates are distributed on two sides of the crystallization plate. The crystallization pipe and the falling film crystallizer can increase the material crystallization area, improve the heat conduction efficiency and improve the crystallization efficiency; the crystal can be prevented from falling off, the uniformity of material film distribution is improved, and the product quality and purity are improved. 本发明属于化工设备技术领域，提供一种结晶管及降膜结晶器，该结晶管，包括管体、多个结晶板组和多个挂晶片，多个结晶板组环形分布于管体的内壁，每个结晶板组包