Beam -pumping unit packing device that sealing performance is good

The utility model discloses a beam -pumping unit packing device that sealing performance is good, comprising a main body, the inside of main part is provided with the packing box, the internal connection of packing box has the packing, the beam hanger has been cup jointed at the middle part of packing, the both ends of beam hanger are all run through the main part and are extended to the outside of main part, the equal joint of opening part of packing box top and bottom has sealed the pad, the fixed surface of main part is connected with fixed frame, fixedly connected with dead lever between the surface of fixed frame and main part. The utility model provides a beam -pumping unit packing device because sealing performance is not quite good, result in the beam -pumping unit can appear leaking the oil condition in the oil pumping to caused the problem of the wasting of resources, it is tighter between sealed pad of messenger and the beam hanger through setting up fixed frame, dead lever,sleeve, spiral shell ras