Mousehole apparatus

摘要

A mousehole apparatus having a main body configured for holding a drill pipe or similar elongate element, includes a carrier connected to a deck structure and having a support region adapted for releasable supportive interaction with an abutment element on the main body. The carrier comprises guiding devices for the main body and movement means operable to move the main body with respect to the carrier.

主权项

1. A mousehole apparatus, comprising:
a main body configured for holding a drill pipe or similar elongate element, said main body comprising:
an elongate tubular element having an interaction member; anda support device movably arranged within the elongate tubular element and being operable to be moved up and down in the elongate tubular element, the interaction member being connected to the support device for the drill pipe or similar elongate element; a locking device configured to interlock the support device and the elongate tubular element; and a carrier connected to a deck structure and having a support region adapted for releasable supportive interaction with an abutment element on the main body, the carrier comprising:
guiding devices for the main body; anda movement device operable to move the main body with respect to the carrier, said movement device comprising a first winch arranged on the carrier; and a cable extending from the first winch, via the interaction member and back to a second winch or a fixture on the carrier, said movement device being connected to the interaction member of the main body and being operable to move at least a portion of the main body from one side below the carrier to an opposite top side of the carrier, wherein the support device is releasably fixed to the elongate tubular element via the locking device, and the elongate tubular element is operable to be moved up and down with respect to the carrier by operating the movement device.