The utility model provides an oil recovery well laod shedding equipment, this oil recovery well laod shedding equipment includes: oil pipe, subtract the portion of carrying, subtract the portion of carrying and set up on oil pipe, subtracting a year piston, subtracting year movably setting of piston use in subtracting the portion of carrying and will subtract year partial separating for first cavity and second cavity, first cavity is used for feeding through the pressure outside the pumpingh well well. The utility model discloses an oil recovery well laod shedding equipment only with well external pressure intercommunication, do not receive underground environment's influence, can make to subtract and carry the piston and all can receive stable decurrent pressure in each degree of depth, thereby make the utility model discloses a subtract the influence that the power of carrying did not receive in the pit the degree of depth and environment, strengthened the ability of carrying that subtracts to the beam -pumping unit.