A drilling rig and a method for moving a drilling rig

Details A drilling rig and a method for moving a drilling rig A drilling rig and a method for moving a drilling rig

E - Fixed Constructions

21

B

E21B 7/02 (2006.01) A61P 9/00 (2006.01) A61P 9/10 (2006.01) A61P 25/06 (2006.01) A61P 25/08 (2006.01)

Patent

CA 2724442

A drilling rig and method for facilitating movement of a drilling rig comprising a base box (18) and a plurality of wheel assemblies (30) wherein at least one of said wheel assemblies (30) is connected to said base box (18) on a pivot (19) and is pivots from a first position for facilitating movement of said drilling rig from a first location to a second location, to a second position disabling movement of said drilling rig. Also disclosed is a drilling rig comprising a base box (18), a substructure (51) and a plurality of powered cylinder apparatuses (70), the substructure (51) raisable above the base box (18) using the plurality of powered cylinder apparatuses (70) wherein the drilling rig further comprises a plurality of scissors apparatuses (60) for bracing the substructure (51) with respect to the base box (18).

Linvention porte sur une installation de forage et sur un procédé permettant de faciliter le déplacement dune installation de forage comprenant un bâti de base (18) et une pluralité densembles de roues (30). Linvention est caractérisée en ce quau moins un desdits ensembles de roues est connecté audit bâti de base (18) sur un pivot (19) et pivote, pour faciliter le déplacement de linstallation de forage depuis un premier emplacement jusquà un second emplacement, depuis une première position jusquà une seconde position qui désactive tout déplacement de ladite installation de forage. Linvention concerne également une installation de forage comprenant un bâti de base (18), une sous-structure (51) et une pluralité dappareils à vérins motorisés (70), la sous-structure (51) pouvant sélever au-dessus du bâti de base (18) au moyen de la pluralité dappareils à vérins motorisés (70), et est caractérisée en ce que ladite installation de forage comprend une pluralité dappareils à ciseaux (60) permettant d'assujettir la sous-structure (51) par rapport au bâti de base (18).

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