Drilling implement and method for installing a drilling...

E - Fixed Constructions – 02 – D

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E02D 7/00 (2006.01) E02D 5/34 (2006.01) E02D 5/38 (2006.01) E02D 5/66 (2006.01) E02D 15/04 (2006.01)

Patent

CA 2582612

The invention relates to a drilling implement for installing or erecting a drilling pillar in the ground, having a mast, a carriage displaceably mounted on the mast, a rotary drive located on the carriage for the rotary driving of a drill pipe and a pipe bunker connectable to the drill pipe with a storage area for fill material for filling a drill hole on drawing the drill pipe. According to the invention it is provided that the pipe bunker is axially adjustably mounted with respect to the carriage on said carriage. The invention also relates to a method for installing or erecting a drilling pillar, which can be implemented with a drilling implement according to the invention.

Outil de forage associé à la mise en place d'une colonne de forage dans le sol. L'outil comprend un mât sur lequel est installé un chariot mobile, un mécanisme d'entraînement rotatif fixé au chariot et faisant tourner le tuyau de forage, ainsi qu'une enceinte de tuyau raccordable au tuyau de forage et munie d'un emplacement pour le stockage d'un matériau de remplissage utilisé pour remplir le trou de forage lorsque le tuyau de forage est retiré. L'enceinte du tuyau peut se déplacer axialement sur le chariot par rapport à celui-ci. L'invention est associée à une méthode d'installation d'une colonne de forage et à un procédé de forage.

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