Ball quick-opening socket spanner for throttle valve

The invention discloses a ball quick-opening socket spanner for a throttle valve. The ball quick-opening socket spanner for the throttle valve comprises a rotating assembly and a sleeve, the fixed sleeve is fixedly connected to one end of the rotating assembly, and at least two mounting holes are formed in the circumferential direction of the side, away from the rotating assembly, of the fixed sleeve; the balls are respectively positioned in the mounting holes, and the diameter of each ball is greater than that of one side, close to the inner wall of the fixed sleeve, of each mounting hole; the sliding sleeve sleeves the fixed sleeve and the rotating assembly, an annular groove matched with the mounting hole is formed in the inner wall of the sliding sleeve, and limiting holes are formed in the circumferential direction of the sliding sleeve; the plug pin is connected to the rotating assembly and clamped into the limiting hole; wherein the limiting hole comprises a first limiting part and a second limiting pa