Beam -pumping unit polished rod adjusting device

The utility model discloses a beam -pumping unit polished rod adjusting device belongs to oil field facility field. Beam -pumping unit polished rod adjusting device is including fixed cover, the support frame with right the subassembly, link to each other with the support frame through fixed cover, U type frame links to each other with the support frame, the U type opening direction of U type frame deviates from the support frame, the screw rod passes the U die bed of U type frame along U type opening direction, when making on the polished rod at the beam -pumping unit is established to fixedways, the U type limit of U type frame surrounds the polished rod, the screw rod removes along U type opening direction and adjusts the length of wearing out the U die bed, lean on the polished rod and the application of force in order to right the polished rod in order to support, can realize solving the divergent problem of polished rod in the packing of changing the oil pumping motor -pumped well, installation and dism