| abstract |
The invention provides a sealed radioactive source device for industrial irradiation, which comprises an outer casing and an inner casing arranged in the outer casing, wherein a source core is arranged in the inner casing, and two ends of the source core are respectively connected with a first sealing head and a second sealing head in a sealing way; a plurality of filling pore channels with different or equal diameters are arranged in the inner packaging shell and are used for filling radioactive substances; the inner wall of the filling hole channel is provided with an adjustable limiting plate, and the adjustable limiting plate is used for adjusting the inner diameter of the filling hole channel; the device can realize the purpose of accurately controlling the activity of different radioactive sources, the accuracy of dose and the distribution uniformity, and provides more selection possibilities for the convenience and the functionality of actual use, thereby meeting the use value of one object with multiple purposes. |