PUMPING UNIT FOR TWO WELLS Russian patent published in 2003 - IPC

FIELD: oil producing industry. SUBSTANCE: proposed pumping unit for two wells has housing, electric motor, reduction gear, crank, connecting rod, walking beam hinge-mounted on post and interacting with rod of pumping unit. Device is furnished additionally with second walking beam hinge-mounted on second post. Walking beam interacts by one side with rod of pumping unit of second well through hinge head and suspension, and by other side, with cranks by means of wire tie. One end of tie is hinge-mounted on connecting rod of first walking beam, and second end is secured on connecting rod of second walking beam. Wire tie interacts with two pulleys, one of which is rigidly secured on housing, and the other, on post. EFFECT: increased capacity, reduced energy consumption and cost of repair and maintenance. 1 dwg