SAFETY DEVICE OF PRESSURE MAINTENANCE OF ELECTRIC HEATING HOT WATER RADIATOR TUBE

摘要

Disclosed is a safety device for maintaining pressure in an electric heating radiator tube including a chamber cover (6); a second sealing member connected to the chamber cover (6); a chamber connecting part (4) threaded to the chamber cover (6); a leaking detection sensor (90) and a short-circuit detection sensor (95) installed to two electric cables which are hot wires (110) passing through the chamber connecting part (4); a pressure accommodation connecting part (3); a first sealing member (7) installed between the chamber connecting part (4) and the pressure accommodation connecting part (3) and composed of three sections; an XL pipe (100) connected to the lower portion of the pressure accommodation connecting part (3) by a washer (2) and a cap nut (1); two hot wire (110) embedded in the XL pipe (100) installed to the lower portion of the pressure accommodation connecting part (3); and a heat medium (200) embedded in the XL pipe (100).