| 摘要 |
The floating packing claimed includes a body through which a rotary shaft goes, on that one with a packing gap inner floating packing ring is installed, and outer floating packing ring with support damper shoes fixed in it, those are self-installable. The outer surface of the inner packing floating ring is made with relief. Damper shoes are fixed in the outer floating packing ring with screw-stoppers, at least one of those provides fixation of the ring from turn with respect to the body of the packing. On the outer surface of the outer floating packing ring and at the inner surface of the body of the packing lugs are provided, those are displaced one with respect to another in circular direction. Between the outer floating packing ring and the body of the packing an additional elastic ring is installed. In the outer floating packing ring a channel is provided, this connects the zone of placement of damping film that adjoins the outer surface of the damper shoe with a gap between the outer floating packing ring and the body of the packing. |
