Gamma-ray dose rate angle positioning device

• Main Authors: HUANG XIN, WAN YI, HOU JIARUI, LIANG XICHANG, LIU ZIRUO, SUN YAO, ZHAO XIULIN
• Format: Patent
• Language: Chinese; English
• Published: 29.11.2019
• Subjects: MEASUREMENT OF NUCLEAR OR X-RADIATION; MEASURING; PHYSICS; TESTING

The utility model discloses a gamma-ray dose rate angle positioning device, which comprises a gamma-ray detector and a rotating device, the gamma-ray detector comprises a first Geiger tube and a second Geiger tube with different measuring ranges, the gamma-ray detector is fixed on the rotating device, and the gamma-ray detector is coated with an anti-radiation layer; the cross section of the anti-radiation layer is in an involute shape, and the anti-radiation layer comprises a curled lead plate. According to the utility model, the gamma-ray detector can detect the orientation of the radioactive source through the lead plate, and the accuracy is high. 本实用新型公开了一种γ射线剂量率角定位装置，包括γ射线探测器和旋转装置，所述γ射线探测器包括量程相异的第一盖革管和第二盖革管，所述γ射线探测器固定于旋转装置，所γ射线探测器外表包覆防辐射层；所述防辐射层的横断面呈渐开线形，所述防辐射层包括卷曲的铅板。本实用新型通过铅板实现γ射线探测器对于放射源方位的检测，准确率高。