Pendulum electric drive for boring rod pump EPM-12-3 "Pyramid"

RUS

Designation – mechanized tripping products out of the well

Usage area – low oil flowrate wells, located in areas with soft soil and marshy ground

Principally new design.

1 - bearing plate, 2 - centering rod, 3 - screw device, 4 - polished rod of the pump, 5 - X-mas tree, 6 - centering ring, 7 - bearing, 8 - sprocket, 9 - chain, 10 - pendulum drive mechanism, 11 - frame, 12 -  rest, 13 - rod

Basic advantages (in comparison with beam-pumping units):

• possibility of nonstop oil extraction out of low oil flowrate wells
•  metal capacity 5 times decreasing
• energy 2,5-4 times saving
• 1,7 times cheaper
• no necessity for the base plate
• expenses for montage and service significantly decreasing
• overhaul period 15-20% increasing