Waveguide tube with damping protection device

The utility model discloses a waveguide tube with a damping protection device, which comprises a waveguide tube body and a damping protection assembly, and the damping protection assembly comprises a stabilizing frame, a buffer assembly, a mounting plate and a locking device. The stable frame is sleeved outside the waveguide tube body and comprises an upper frame, a first petal frame and a second petal frame; the first petal frame and the second petal frame are hinged to the two ends of the upper frame through a first hinge and a second hinge respectively. The first valve frame and the second valve frame are fixedly connected through a locking device; a plurality of buffer assemblies are arranged between the outer edge of the waveguide tube body and the inner wall of the stabilizing frame at intervals; the waveguide tube body, the stabilizing frame and the buffer assembly are fixed in an interference fit manner; the mounting plate is fixedly connected to the upper portion of the upper frame, screw holes are f