Water cooling pipeline structure

The utility model relates to a pipe cooling technical field discloses a water cooling pipeline structure to reduce the heat transfer dead angle of water -cooling heat transfer in -process, make cooling jacket and combustion chamber pipeline temperature more even, thereby improve the heat transfer cooling effect, and reduce the emergence of pipeline fracture, the cavitation erosion condition. Thiswater cooling pipeline structure includes the double skin duct that urceolus and inner tube formed to and set up in inlet tube, outlet pipe and two conduit couplings at double skin duct both ends, wherein, clearance between urceolus and the inner tube has constituted the heat transfer passageway with inlet tube, outlet pipe, be provided with air guide in the heat transfer passageway. 本实用新型涉及管道冷却技术领域，公开了种水冷管道结构，以减少水冷换热过程中的换热死角，使得冷却水套和燃烧室管道温度更为均匀，从而提高换热冷却效果，并减少管道开裂、气蚀情况的发生。该水冷管道结构包括外筒和内筒形成的双层管道，以及设置于双层管道两端的进水管、出水管和两个管道连接件，其中，所述外筒和内筒之间的间隙与进水管、出水管构成了换热通道，所述换热通道内设置有导流构件。