Single-lance reel for internal cleaning and inspection of tubulars

摘要

A single-lance reel assembly comprising a reel assembly received onto and disposed to rotate about an axle at a rotary union. The reel assembly further comprises a plurality of spokes separating a rim from a hub. Hoses, electrical conduits, conductors or other similar carrier hardware deployed within hollow lances spooled on the reel assembly may be supplied via the rotary union and by further hose connection structure deployed on the hub and/or the rim. Embodiments of the reel assembly are powered by either a direct or indirect drive.

主权项

1. A single-lance reel assembly, comprising:
a substantially cylindrical axle, the axle further comprising: an external axle surface; and first and second transverse axle faces at corresponding first and second ends of the axle; a reel assembly received onto and disposed to rotate about the axle, the reel assembly further comprising: a rim; a hub, the hub including a central circular hole into which the axle is received, the hole providing an internal hub surface opposing the external axle surface; an axle hose connection on the hub; the axle hose connection in passageway communication with one of the first and second transverse axle faces via a hose supply passageway; and a plurality of spokes separating the rim from the hub, the spokes attached at one end thereof to the hub and at the other end thereof to the rim; a hollow lance spooled onto the rim; and at least one hose deployed within the lance, each hose exiting the lance at the rim and extending along one of the spokes to be connected to the axle hose connection, each hose further in passageway communication with one of the transverse axle faces via the hose supply passageway.