Turning gradient control valve
A technology of priority valve and one-way valve, applied in the direction of fluid pressure actuation device, servo motor assembly, mechanical equipment, etc., can solve the problems of system vibration, steering hydraulic shock, sudden change of flow, etc., to reduce cavitation noise and flow noise , The oil flow switching is stable, and the effect of ensuring the stability
Inactive Publication Date: 2012-04-11
LANZHOU UNIVERSITY OF TECHNOLOGY
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The invention discloses a turning gradient control valve, which is designed to provide a two-functional turning gradient control valve which can absorb vibration of the system, has low noise and energy saving, and can be applied to a static signal type and a dynamic signal type, wherein a first hole (P) in communication with a first throttle groove (4a1) and a second throttle groove (4a2) of a second hole (CF) is arranged on a beading at the right side along the circumference direction; the first hole (P) is in communication with a third throttle groove (4b1) and a fourth throttle groove (4b2) of a third hole (EF), wherein the first throttle groove (4a1) and the second throttle groove (4a2) are matched with a throttle side (5a) of a first sunken cutting groove of a valve body (5a) to form a valve port through which the first hole (P) is led to the second hole (CF); the third throttle groove (4b1) and the fourth throttle groove (4b2) are matched with a throttle side (5b) of a second sunken cutting groove of the valve body (5) to form a valve port through which the first hole (P) is led to the third hole (EF); the left end of the valve core (4) is provided with an asymmetric composite damper (3) while the right end of the valve core (4) is provided with a first damping hole (6).
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