Constant temperature control device for metal heating pipe

The utility model belongs to the technical field of heating pipes, and particularly relates to a metal heating pipe constant temperature control device, which comprises a wiring terminal, a protective sleeve is fixedly connected below the wiring terminal, one end of the protective sleeve far away from the wiring terminal is fixedly connected with a baffle plate, and the protective sleeve is sleeved with a heating pipe body. The outer wall of the heating pipe body is sleeved with a buckle device, the inner wall of the buckle device is provided with a constant-temperature protection device for controlling the heating pipe body, and the buckle device comprises a sleeving shell. According to the constant-temperature control device for the metal heating pipe, through the arranged buckling device, when a sleeve rod is pulled, the sleeve rod is connected to the outer side of a protruding block in a sleeving mode, at the moment, a clamping plate on the other side tilts to extrude a sleeving shell, buckling connection