Deflection angle irradiation system for beam transmission line

The utility model discloses a deflection angle irradiation system for a beam transmission line. The irradiation system comprises a beam transmission line, a deflection angle detection device and a deflection angle detection device, the feeding part is located at the bottom of the beam transmission line; the beam transmission line comprises a horizontal part; the steering part comprises a 90-degree deflection magnet, so that the beam current of the horizontal part is vertically steered through the 90-degree deflection magnet and is vertical to the horizontal plane; the vertical part comprises a beam pipeline communicated with the 90-degree deflection magnet, a deflection mechanism arranged at the periphery of the beam pipeline, and a beam outlet arranged at the end part of the beam pipeline; according to the utility model, the 90-degree deflection magnet is designed, so that the beam of the horizontal part is vertically steered through the 90-degree deflection magnet and is perpendicular to the horizontal plan