| 摘要 |
PURPOSE: A prevention device for preventing the freezing crack is provided to insert a carbon heating unit in an exposed pipeline directly. CONSTITUTION: A prevention device(100) for preventing the freezing crack comprises an exposed pipeline(110), a carbon heating unit(130), a hollow guide unit(150), heat resistant epoxy resin, and a power control unit(190). The exposed pipeline comprises a connection hole to be connected to the exterior portion of the pipeline and inner space. The hollow guide unit guides the carbon heating unit. The heat resistant epoxy resin is filled in the carbon heating unit and prevents water leakage. |
