AUTOMATED PIPE FEED SYSTEM Russian patent published in 2020 - IPC E21B19/08 

FIELD: drilling of wells.

SUBSTANCE: group of inventions relates to a pipe supply system and to a drilling rig wellsite platform module. Pipe supply system comprises a rack module connected to a drilling rig mast, comprising a frame, a balcony with fingers assembly connected to the frame, having columns, receiving tubular plugs and oriented in direction of mast, passage of balcony with pins connecting columns on mast side, and upper feed mechanism. Upper feed mechanism comprises a bridge connected to the frame with possibility of movement, a bracket connected to the lintel with possibility of rotation and movement, and a gripping mechanism, connected to bracket with possibility of vertical movement. Rack module also comprises a second upper feed mechanism arranged in a rack module, a candlestick platform, located under the balcony with fingers assembly, a candle transfer position, crosses passage of balcony with fingers, and upper attachment of candle, connected with knot of balcony with pins, made with possibility of separation into position of candle transfer for vertical fixation of tube plug installed on platform of candlestick in position of candle transfer. Said upper attachment of plug is made with possibility of shifting from candle transfer position, allowing the upper tube feed mechanism movement through the balcony with fingers passage into the candle transfer position and from it.

EFFECT: technical result consists in improvement of safety and reduction of time of round-trip operations.

21 cl, 28 dwg