Novel oil well pumping unit

The novel oil well pumping unit comprises a fixing frame, guide wheels are vertically and symmetrically arranged on the top of the inner side of the fixing frame along the middle of the fixing frame, a steel cable is arranged on the outer sides of the two guide wheels in an attached mode, a balancing weight is arranged on one side, located in the fixing frame, of one end of the steel cable, and a second supporting plate is arranged on the other side, located in the fixing frame, of the other end of the steel cable. Second supporting rods are symmetrically arranged on one sides of the second through holes along the steel cables, limiting blocks are rotationally arranged at the free ends of the tops of the second supporting rods, and first limiting grooves are formed in the positions, attached to the second supporting plates, of the inner side wall of the fixing frame. The oil pumping unit has the advantages that a walking beam of a traditional oil pumping unit is changed into the fixed frame and the steel cabl