Direct modular top drive with pipe handler module and methods

摘要

A top drive system with a plurality of top drive modules, which are configured to be quickly exchanged. The top drive modules may include any or all of the following: a main body module, a gearbox module, a drive motor module, a pipe handler module, an upper fluid module, a lower well control valve module, a block interface module, a retract system interface frame module, a cooling system module, a work platform guard module, and a quill saver sub module. Alternatively, the top drive may comprise a first top drive and a second top drive which are configured to be quickly exchanged.

主权项

1. A top drive system comprising:
a top drive comprising a plurality of top drive modules on a critical path, the top drive modules comprising a motor module and a pipe handler module, the pipe handler module comprising a back-up wrench including a gripper, a link tilt assembly, and an elevator link support, wherein the motor module and the pipe handler module are removable from the top drive independent of each other; and a replacement top drive module that is not on the critical path, wherein the replacement top drive module is configured to be readily exchanged with its corresponding top drive module on the critical path.