Heat -exchanging device

The utility model provides a heat -exchanging device, includes the shell body, the inside heat transfer chamber that is provided with of shell body, and the heat transfer intracavity is provided withthe heat exchanger, and the heat transfer plate body that the heat exchanger was discharged by array of each other cascades to be constituteed, workspace in heat transfer chamber space between the adjacent heat transfer plate body forms, heat transfer chamber outside regional formation workspace beyond heat exchanger shared region, being provided with a plurality of turbulent separations on the heat transfer plate body and naming a person for a particular job the heat transfer plate body and separate for a plurality of inclusions that are linked together, formation is used for connecting the runner of inclusion between two adjacent turbulent separation points, separated for the turbulent portion of a plurality of UNICOMs of each other the workspace in turbulent separation on the adjacent heat transfer plate body w