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Calculation method of kinematic parameters for the unusual shape beam pumping unit.
异形游梁式抽油机运动参数的求解方法。
Compared with conventional beam pumping unit, the swing-rod beam pumping unit can reduce the maximum crank axle torque markedly, reduce and even eliminate negative crank axle torque.
同常规型游梁式抽油机比较，该机型可以显著降低曲柄输出轴的最大扭矩，减小甚至消除负扭矩，在降低能耗的同时改善了减速箱的受力状况。
As its structure character of beam pumping unit, vibration and noise happen on the joint of connection rod head and beam during operation.
游梁平衡抽油机由于其自身结构特点，在运行过程中，连杆上接头与横梁连接部分经常会出现振动和响声。
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