The present invention relates to a high power radio frequency connector capable of quickly locking and separating, a plug comprises a fixing ring, a collar, a sheath, a back-up ring, a large spring, asmall spring, a thread sleeve and a housing, the back-up ring is pressed and arranged on the housing, the thread sleeve connects the plug integrally, locking steel balls are evenly distributed in a circumferential hole of the fixing ring, outer side contacts with the sheath, and inner side contacts a bevel A on the collar, the large spring is mounted on inner side of the back-up ring, and the small spring is mounted on outer side of the back-up ring, the pre-pressure of the large spring is higher than that of the small spring, the sheath presses the locking steel balls in the fixing ring under press of the large spring and the small spring, a part pressing the locking steel balls at front end of the collar comprises the bevel A and a bevel B, and grooves are provided at front end of the butt joint interface of the socket. The invention has advantages of small butt joint locking force and separation unlock force, rapid butt joint and locking; large interface maintenance force, convenient locking and separation, high reliability, excellent mechanical and electrical property.