螺旋CT的滑环故障及维修

Failure of slip-ring in spiral CT and trouble shooting

滑环是螺旋CT最基本的部件之一,承担着扫描架中固定与旋转部件之间的供电、接地及信息传递等功能,并介绍了滑环的基本结构、故障检修及维护。

Slip-ring is one of basic components in the spiral CT system. It is use for connecting between stationary parts and rotating parts of gantry .It functions for transmission power supply , ground line , data and control signals . Basic construction , trouble shooting and maintenance are introduced in the article .