Apparatus and methods include an x-direction support structure extending in the same direction as a line extending between a well center and a V-door on a drilling rig and include a y-direction support structure moveable along the x-direction support structure. The y-direction support structure exte
Apparatus and methods include an x-direction support structure extending in the same direction as a line extending between a well center and a V-door on a drilling rig and include a y-direction support structure moveable along the x-direction support structure. The y-direction support structure extends on a drilling rig in a direction transverse to the line extending between the well center and the V-door on the drilling rig. A racker device is carried by the y-direction support structure and is configured to connect to and carry a tubular stand used in a well drilling process, the racker device being moveable along the y-direction support structure from a position inline with the line extending between the well center and the V-door on the drilling rig to a position offline from the line to provide space for additional drilling processes along the line extending between the well center and the V-door on the drilling rig.
대표청구항▼
1. A method of installing a modular pipe racker device on a mobile drilling rig, comprising: installing an x-direction drive support structure extending in the same direction as a line extending between a well center and a V-door on the mobile drilling rig;installing a y-direction drive support stru
1. A method of installing a modular pipe racker device on a mobile drilling rig, comprising: installing an x-direction drive support structure extending in the same direction as a line extending between a well center and a V-door on the mobile drilling rig;installing a y-direction drive support structure to cooperate with the x-direction drive support structure so that the y-direction drive support structure is moveable in the x-direction on the drilling rig; andinstalling a modular column racker device onto one of the y-direction and x-direction support structures, the modular column racker device having an upper column drive, a lower drive carriage, and a racker support column extending between the upper column drive and the lower drive carriage and being arranged to move drillpipe, installing the modular column racker device comprising: installing a structure including the upper column drive that permits the upper column drive to move an upper end of the racker support column in the y-direction from a position along the line extending between the well center and the V-door on the drilling rig toward a position offline from the line extending between the well center and the V-door on the drilling rig; andsupporting a lower end of the racker support column with the lower drive carriage by positioning the racker support column to extend substantially vertically from the moveable lower drive carriage to bear weight of a load carried by the modular column racker in a manner that permits the lower end of the modular column racker to move in the y-direction from a position along the line extending between the well center and the V-door on the drilling rig toward a position offline from the line extending between the well center and the V-door on the drilling rig. 2. The method of claim 1, wherein installing a modular racker device comprises connecting an upper drive carriage to the racker support column moveable by the upper column drive so that the upper and lower drive carriages move between the position offline and a position inline with the line extending between a well center and a V-door. 3. The method of claim 1, comprising displacing a previously installed diving board. 4. The method of claim 3, wherein displacing a previously installed diving board comprises pivoting the diving board from a horizontal to a vertical position. 5. The method of claim 1, comprising installing a racker hoist on the upper column drive, the racker hoist being attachable to and arranged to hoist a portion of column racker device. 6. The method of claim 1, comprising inserting at least a portion of a racker support column through a v-door on the drilling rig and, lowering the portion of the racker support column into a mousehole in a drilling rig floor. 7. The method of claim 6, comprising: inserting a second portion of a racker support column through the v-door and attaching it to said at least a first portion of the racker support column; andraising the first and second portions of the racker support column and attaching the support column to the upper column drive. 8. The method of claim 7, comprising resting the lower end of the first and second portions of the racker support column on the moveable lower drive carriage. 9. A method of building a stand offline on a mobile drilling rig, comprising: laterally displacing a column racker device from a position inline with a line between well center and a V-door on the drilling rig to a position offline from the line between well center and the V-door by displacing an upper end of the column racker device from the position inline with the line and by displacing moveable support constructs supporting a lower end of the column racker device from the position inline with the line;with the column racker device in the offline position, grasping a first tubular with an upper drive carriage of the column racker device;grasping the first tubular with a lower drive carriage of the column racker device so that the column racker device supports weight of the first tubular at the lower end;inserting the first tubular into a mousehole in a drilling rig floor;with the column racker device in the offline position, grasping a second tubular with the upper drive carriage of the racker device so that the column racker device supports weight of the first tubular at the lower end;grasping the second tubular with the lower drive carriage of the column racker device;inserting the second tubular into the mousehole in the drilling rig floor to build the stand; andreturning the column racker device from the position offline onto the line between well center and the V-door. 10. The method of claim 9, comprising using an offline iron roughneck to attach the first and second tubulars. 11. The method of claim 9, compromising attaching a third tubular to the first and second tubulars to build the stand. 12. The method of claim 9, comprising: raising the attached first and second tubulars using the upper drive carriage;grasping the raised first and second tubulars using the lower drive carriage, anddisplacing the lower drive carriage along the rig floor to a position suitable for racking the attached first and second tubulars or for introducing to well center. 13. A method of racking tubulars from a mousehole on a drilling rig, comprising: pulling a stand of tubulars from a mousehole with a vertically disposed column racker device having an upper column drive, a lower drive carriage, and a racker support column extending between the upper column drive and the lower drive carriage, the column racker device also having extendable arms and orienting the stand in a substantially vertical position;moving the column racker device with the stand along a line between well center and a V-door on the drilling rig by displacing the column racker device with a y-direction drive support structure that is associated with an x-direction drive support structure, the x-direction drive support structure extending in a direction parallel to and offset from the line between well center and the V-door on the drilling rig, the x-direction support structure having a height greater than a height of the stand so that the y-direction drive support structure moves over the stand in a fingerboard;supporting weight of the of the support column and the stand on the lower drive carriage disposed directly below a lower end of the support column while the lower end moves along the line between well center and the V-door; androtating the support column with the stand and extending the extendable arms of the column racker device to insert the stand into the fingerboard. 14. The method of claim 13, wherein the mousehole is disposed offline from the line between well center and the V-door on the drilling rig, the method comprising laterally displacing the racker device to a position offline to access the stand in the mousehole. 15. The method of claim 13, further comprising stowing the racker device by laterally displacing the racker device to a position offline from the line between well center and the V-door on the drilling rig. 16. The method of claim 13, wherein moving the column racker device with the stand along a line between well center and a V-door on the drilling rig also includes displacing the lower drive carriage along a rig floor. 17. The method of claim 16, wherein moving the column racker device by displacing the lower drive carriage along a rig floor includes driving the lower drive carriage at the lower end of the column racker along a track. 18. The method of claim 17, wherein the track is one or more rails. 19. The method of claim 13, wherein moving the column racker device with the stand along a line between well center and a V-door on the drilling rig by displacing the racker device with a y-direction drive support structure that is associated with an x-direction drive support structure comprises moving the upper column drive along one of the x-direction and y-direction drive support structures. 20. The method of claim 19, further comprising rotating the column racker via a rotation driver carried by one of the upper and lower column drives.
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