Rock drilling rig

Details Rock drilling rig Rock drilling rig

E - Fixed Constructions

21

B

E21B 7/02 (2006.01) B66F 11/04 (2006.01) E21B 15/04 (2006.01)

Patent

CA 2406477

Rock drilling rig comprising a carrier (1) provided with a service platform (7). The platform is arranged on a service boom (6). The service boom is provided with a number of relative to each other movable boom sections (33- 36). The service platform (7) is by means of a parallelogram mechanism (22) connected to the service boom (6). The service platform (7) is arranged to the side of the swing plane of the parallelogram mechanism (22) so that collision between the service platform and the service boom is avoided.

L'invention concerne un engin de forage de roches comprenant un support (1) muni d'une plateforme de service (7). Cette plateforme est agencée sur un bras de service (6). Ce bras de service est muni d'une pluralité de parties de bras (33-36) mobiles les unes par rapport aux autres. La plateforme de service (7) est reliée au bras de service (6) au moyen d'un mécanisme à parallélogramme (22). Cette plateforme de service (7) est disposée sur le côté du plan de pivotement du mécanisme à parallélogramme (22), ce qui permet d'empêcher une collision entre la plateforme de service et le bras de service.

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