Right-angle bidirectional rotating joint

The utility model discloses a right-angle bidirectional rotating joint. The right-angle bidirectional rotating joint comprises an outer right-angle pipe, a bolt, a spring washer, a gland, static seal rings, a first shell, a half ring flange, a half ring, a combination seal ring, a circlip for a shaft, a first separation sleeve, a tapered roller bearing, a second separation sleeve, a movable seal ring and a second shell. The right-angle bidirectional rotating joint is characterized in that gaps between the first shell, the second shell and the gland are sealed by being provided with the static seal rings respectively and the movable seal ring is arranged between the gland and the outer right-angle pipe; the ends of the outer right-angle pipe are sealed with the first shell and the second shell through sealing pieces; a joint shell body of the first shell and the second shell is provided with a boss, two key grooves and threads, so that a gear, the first shell and the second shell are fixed into a whole; one en