Hydraulic balance valve self-adaptive to changed load

The utility model provides a hydraulic balance valve self-adaptive to load changes, and belongs to the technical field of hydraulic balance valves. The hydraulic balance valve self-adaptive to the changed load comprises a valve sleeve and a valve body, the valve sleeve is installed in one end of the valve body, a valve element is installed in the valve sleeve, a plurality of first oil inlet holes are formed in the outer side of the valve sleeve, and a plurality of second oil inlet holes communicated with the first oil inlet holes are formed in the outer side of the valve element. The valve sleeve and the valve element are provided with communicated pilot grooves, a sliding valve slides in the valve element, a spring seat is installed at the tail end of the sliding valve, a first spring is connected between the spring seat and the valve element, a pressure adjusting nut is installed in the valve body, an inner ring of the pressure adjusting nut is connected with a pressure adjusting screw in an engaged mode, a