Single hop sleeve pipe heater of can screwing

The utility model discloses a single hop sleeve pipe heater of can screwing, its and the installation of hot mouth body, including heater body, this heater body includes a sleeve pipe, spring form heater, and wherein heater one end is fixed with the inner wall of sleeve pipe one end, the heater body cover is established at hot mouth body peripherally, and hot mouth body is described the heater with the spring and is backed down the change of messenger's heater internal diameter to it makes the heater body cover establish on hot mouth body to make the automatic resilience of heater cramp hot mouth body, the regional internal heat generation silk of open slot is connected with the leading -out terminal. Set up the trompil on the sleeve pipe, the thermocouple inserts in the heater body through this trompil, sleeve pipe through the relative rotation heater just can make heater internal diameter change for the installation of heater and hot mouth body with dismantle more convenient, can also carry the high pressur