The utility model relates to a balance control device of an oil pumping unit, which can effectively realize the dynamic balance of an oil pumping unit. The technical proposal of a pumping unit balance control device with beam, motor, which is characterized in that the beam is arranged on the counterweight device is also provided with a position sensor; power line motor is provided with a current transformer, a current transformer connected with signal input end of the singlechip; the position sensor signal output end is connected with the single chip microcomputer; signal output end of the singlechip is connected with a relay, wherein the relay is a counterweight device can be controlled servo motor switch relay.
【技术实现步骤摘要】
【技术保护点】
一种抽油机平衡控制装置，具有游梁、电动机，其特征在于： 游梁上设置有配重装置，还设置有位置传感器； 电动机的电源线上设置有电流互感器，电流互感器接单片机的信号输入端； 位置传感器的信号输出端接单片机； 单片机的信号输出端接继电器，其中该继电器为可以控制配重装置伺服电机开关的继电器。
【技术特征摘要】
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