Computer case for computer multimedia teaching

The utility model discloses a computer multimedia teaching case, which comprises a case body and a stabilizing mechanism, the stabilizing mechanism is fixed on the top of the case body, the stabilizing mechanism comprises a stabilizing plate, a rotating screw tube, an inner screw rod and a pressing plate, the stabilizing plate is vertically fixed on the upper surface of the case body through a screw, and the rotating screw tube is fixed on the upper surface of the stabilizing plate. The rotating screw tube is horizontally and rotationally installed in the stabilizing plate, the inner ends of the two inner screw rods are located in the two ends of the rotating screw tube respectively, the pressing plate is vertically installed at the outer ends of the inner screw rods, a bearing is arranged between the pressing plate and the inner screw rods, and a base plate is fixed to the outer surface of the pressing plate; the stabilizing mechanism and the limiting assembly are combined, the distance between the two press