Rotary kiln hood's high -efficient sealing device

The utility model relates to a rotary kiln hood's high -efficient sealing device, sealing device includes: fix on the rotary kiln rotator and along with rotator pivoted rotating ring subassembly, fix quiet ring on rotary kiln fixed portion, the terminal surface of quiet ring and the sealed laminating each other of the terminal surface of rotating ring subassembly form sealed face, quiet ring one side is equipped with the T type backup pad of fixing on rotary kiln fixed portion, quiet ring top is equipped with the gland, and the gland is located T type backup pad, sealed face is gone up and is followed the whole circumferencial direction of rotary kiln rotator is provided with the stock solution recess, be equipped with the inlet on the quiet ring, the inlet with the stock solution groove phase leads to and connects, this high efficiency sealing device structure effectively provides magnetism axial packing force and magnetism radial pressing power, effectively adapts to the expend with heat and contract with c