Stuffing box sealing arrangement

Details Stuffing box sealing arrangement Stuffing box sealing arrangement

1986-02-13

1988-08-23

Shoap, Allan N.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 3, 277 59, 277 64, 277 77, 277106, 277135, F16J 1518, F16J 1540

Patent

active

047656310

ABSTRACT:
A stuffing box sealing arrangement for sealing a rotary shaft which extends into a pressure space includes two separate consecutive pressure chambers arranged at axially spaced locations along the shaft and an intervening space sealed with respect to the exterior of the arrangement and the pressure space and arranged between the pressure chambers. A plurality of stuffing sealing rings is accommodated in each of the pressure chambers and two glands are provided each being arranged around the shaft at one of the locations in registry with the respective associated plurality of stuffing sealing rings. Each of the glands is independently pressed against the respective associated plurality of stuffing sealing rings, and lubrication water is supplied into the intervening space to continuously lubricate both pluralities of stuffing sealing rings.

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