The invention relates to a non-beam head sheave pumping unit. The non-beam pumping unit is composed of a tower frame, a head sheave, a bearing block, an involute roller, a tensioning device, a drive steel wire rope, a bearing steel wire rope, a reversing speed reducer and a motor. According to the pumping unit, a crank, a connecting rod and other components of a common beam pumping unit are omitted, and the non-beam pumping unit has the beneficial effects of being long in stroke, low in manufacturing cost and energy consumption, good in reliability, convenient to maintain and adjust, and the like.
Non-beam pumping unit
11.11.2015
Patent
Elektronische Ressource
Englisch