The main drive chain and the bearingchain divide the polished rod load into reverse pumping load and equilibrium load.
主传动链与承载链将悬点载荷分解为换向抽汲载荷与平衡载荷。
2
The bearingchain bears the equilibrium load to reduce the force on the main drive chain to a great degree.
承载链直接承受平衡载荷,可大幅度减小主传动链的受力。
3
Continuous mechanical handling equipment. Chain conveyors with bearing devices or load carriers. Examples of protection against injuries by load carriers.