Beam-pumping unit

一种游梁式抽油机

Abstract

The utility model provides a beam-pumping unit which comprises a base, a rack, a support, a crank, a drive device and a walking beam. Both the rack and the support are arranged on the base. The drive device is arranged on the rack. The output end of the drive device is connected with a first gearbox. The output end of the first gearbox is connected with a driving gear. A second gearbox is arranged on the rack. The input end of the second gearbox is provided with a driven gear matched with the driving gear. The crank is arranged on an output shaft of the second gearbox. A connection rod is hinged to the crank. The other end of the connection rod is hinged to one end of the walking beam. The other end of the walking beam is provided with a horse head. The walking beam is hinged to the support. A shock absorber is arranged at the connection position of the walking beam and the support. The beam-pumping unit is simple in structure, convenient to use and install, simple in operation, low in cost, high in working efficiency, low in energy consumption, wide in application range, long in service life, safe and reliable, the frequency of stroke is reduced effectively, and adopted production requirements are met.
本实用新型一种游梁式抽油机,包括底座、机架、支架、曲柄、驱动装置和游梁,机架和支架均安装在底座上,驱动装置安装在机架上,驱动装置的输出端连接有第一变速箱,第一变速箱的输出端连接有主动齿轮,机架上设有第二变速箱,第二变速箱的输入端设有与所述主动齿轮相配合的从动齿轮,曲柄安装在第二变速箱的输出轴上,曲柄上铰接有一连杆,连杆的另一端铰接在游梁一端,游梁另一端设有驴头,游梁铰接在支架上,游梁与支架连接处设有减震器。其结构简单,使用、安装方便,操作简单,成本低,工作效率高,能耗低,冲次得到有效降低,满足采用的生产要求,适用范围广,使用寿命长,具有安全可靠的作用。

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