Motorized swivel provided with a dynamometric measurement unit

Details Motorized swivel provided with a dynamometric measurement unit Motorized swivel provided with a dynamometric measurement unit

E - Fixed Constructions

21

B

E21B 3/02 (2006.01) E21B 19/16 (2006.01) E21B 47/00 (2006.01) E21B 47/12 (2006.01)

Patent

CA 2071874

Motorized injection head designed to turn a drill rod, comprising a motor (18) equipped with a main shaft (20). According to the invention, the injection head (10) also comprises a measuring assembly, including at least one sensor (44 to 64), mounted on an extension of the main shaft (20) adjacent to the motor outlet (18).

Tête d'injection motorisée, destinée à entrainer en rotation une tige de forage, comprenant un moteur (18) muni d'un arbre principal (20). Selon l'invention, la tête d'injection (10) comprend, de plus, un ensemble de mesures, comportant au moins un capteur (44 à 64), monté sur une prolongation de l'arbre principal (20) adjacente à la sortie du moteur (18).

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