Large -scale pressure steel pipe non -contact medium frequency induction heating system

The utility model discloses a large -scale pressure steel pipe non -contact medium frequency induction heating system relates to the large diameter steel pipe welding technique field, provides the steel pipe that can conveniently heat the steel pipe and welds preceding heating device. Heating device included two telescopic bracket and two C shape cable supports before the steel pipe welded, two C shape cable support symmetries set up, the on -line scrubbing apparatu, compact structure, utilize the utility model discloses carry out the steel pipe and weld the preceding process that heats as follows: earlier with the separation of two C shape cable supports. The rethread conveyer is carried the steel pipe in the C shape cable support. Make the amalgamation of two C shape cable supports again. Switch on to water cooled cable through the electric cabinet at last, the magnetic field of production is to the peripheral heating of steel pipe welded seam. 本实用新型公开了种大型压力钢管非接触式中频感应加热系统，涉及大直径钢管焊接技术领域，提供种能够方便地加热钢管的钢管焊前加热装置