Oil extraction drill rod joint convenient to disassemble

The oil extraction drill rod connector convenient to disassemble comprises an insertion hole and a male connector body, the insertion hole is formed in the circular outer wall of the left end of the male connector body, a female connector body is arranged on the outer wall of the right end of the male connector body, and clamping grooves are formed in the centers of the circular outer walls of the upper ends of the male connector body and the female connector body. The round outer walls of the male connector and the female connector are sleeved with dismounting devices, each dismounting device is composed of a fixed sleeve, a movable sleeve, a locking screw, an upper thread, an insertion rod, a limiting hole, an inner thread and a limiting sleeve, the fixed sleeve is arranged on the round outer wall of the rightmost side of the male connector, and the upper thread is arranged on the round outer wall of the rightmost side of the fixed sleeve; a movable sleeve is arranged on the leftmost round outer wall of the