Pneumatic joint device for connecting scanning valve and pressure measuring model in automobile wind tunnel

The utility model relates to a pneumatic joint device for connecting a scanning valve and a pressure measuring model in an automobile wind tunnel. The pneumatic joint device comprises a male connector and a female connector, a plurality of first pressure measuring channels are inserted into the male connector along the axial direction; the outer wall of one end of the male connector used for connecting the female connector is provided with external threads, and the inner wall is provided with a plurality of fixed slide blocks. The female connector is provided with a T-shaped cylinder and a threaded sleeve sleeved on the T-shaped cylinder; the T-shaped cylinder is provided with a plurality of through holes matched with the first pressure measuring channels in the axial direction. A guide groove used for positioning and fixing the sliding block is formed in the side edge of the small-diameter end of the T-shaped cylinder. The male connector slides into the guide groove through the fixed sliding block, the first