H-shaped pneumatic rudder of hypersonic flight vehicle

The utility model belongs to the technical field of aircraft pneumatic control, and discloses a hypersonic aircraft H-shaped pneumatic rudder which comprises a pneumatic rudder body arranged at the tail section of an aircraft, the pneumatic rudder body comprises four control surfaces which are symmetrically arranged along the tail section of the aircraft, and the control surfaces are a control surface I, a control surface II, a control surface III and a control surface IV respectively; wherein the control surface I, the control surface II, the control surface III and the control surface IV areH-shaped at the tail section of the aircraft, the central axis surface of the control surface I and the central axis surface of the control surface IV are positioned in the same plane, and the central axis surface of the control surface II and the central axis surface of the control surface III are positioned in the same plane. The four control surfaces are symmetrically opened in an H shape, andthe pressure center of th