Гідропривід з клапаном, чутливим до зміни навантаження

Abstract

A hydraulic drive with valve sensitive to change of load includes a pump connected with supercharge line to the valve, hydro-distributor connected with discharge line to a tank. The valve includes body, slide, ram, slide spring, ram spring, throttle, additional throttle, chamber of tail element, control chamber, loading chamber, spring chamber, main and supplementary chambers, and discharge chamber. In the body of the valve the main and additional chambers are connected to each other due to supplementary radial and axial channels provided in the slide, and the chamber of the tail element and the discharge chamber are connected to each other by means of main axial and radial channels provided in the slide.