GROUP DRIVE OF SUCKER-ROD PUMPS

摘要

oil producing industry; drive of sucker-rod pumps in cluster wells. SUBSTANCE: drive has frame with pulleys installed on units and coupled by cable hangers with pumping unit horsehead and sucker-rod pumps rods. Guide pulley units provide adjustment of distance to wellhead and vertical suspension of polished rods connected with additional balancing counterweights. EFFECT: reduced metals usage and capital outlays for manufacture, and energy consumption, provision of rational operation of pumping unit. 1 dwg