Rotary locking type airspeed tube

The utility model discloses a rotary locking type airspeed tube which comprises a tube body and a tube seat, the tube body can stretch into the tube seat, an elastic piece is installed in the tube seat, the end portion of the tube body makes contact with the elastic piece when the tube body stretches into the tube seat, a first locking portion is arranged outside the tube body, and a second locking portion is arranged outside the tube body. A second locking part matched with the first locking part is arranged in the pipe base, and an anti-loosening assembly is arranged between the pipe body and the pipe base. The utility model has the beneficial effects that the built-in spring is additionally arranged in the tube seat, when the tube body and the tube seat are combined, the tube body needs to be forcibly inserted into the tube seat and then rotated in place, and the elasticity of the spring after combination enables the joint part to be tighter and prevents pressure leakage. 本实用新型公开了一种旋转锁紧式空速管，包括管体和管座，所述管体可伸进