chain-type long stroke pumping unit 链式长冲程抽油机
The "weight-type" balanced structure of JPCYJ can achieve accurate weight balance, the tower structure can achieve a long-stroke pumping, This pumping unit provide a good conditions for energy saving.
JPCYJ结构属于“砝码式”平衡，能实现精确的配重平衡，塔式结构能实现抽油机长冲程，这为抽油机节能提供了良好的条件。
The crank-chain driving and long stroke pumping unit described in this papes is a new type of pumping unit.
曲柄链条动滑轮式长冲程抽油机是一种新型抽油机。
A new type of energy-saving and long-stroke pumping unit is designed.
文章介绍了一种挂钩换向链条驱动的长冲程节能抽油机的结构和工作原理。
应用推荐