Electromagnetic ultrasonic probe with thermal barrier coating

The utility model provides an electromagnetic ultrasonic probe with a thermal barrier coating. The electromagnetic ultrasonic probe comprises a shell, a bias magnetic field body, an exciting coil and a protective contact, the bias magnetic field body and the excitation coil are both arranged in the shell, the excitation coil is located at the bottom in the shell, and the bias magnetic field body is arranged above the excitation coil; and a protection contact is arranged on the outer bottom surface of the shell. According to the utility model, a better high-temperature-resistant protection contact is designed, so that the electromagnetic ultrasonic probe can be closer to a high-temperature test surface, and the effectiveness and the accuracy of a detection result are improved. 本实用新型提供了一种具有热障涂层的电磁超声探头，包括壳体、偏置磁场体、激励线圈、保护触头；所述的偏置磁场体、激励线圈均设于壳体内，激励线圈位于壳体内的底部，偏置磁场体置于激励线圈上方；所述的壳体的外底面上设有保护触头。本实用新型设计了能更好耐高温的保护触头，使得电磁超声探头能更加接近高温试表面，提高检测结果的有效性和准确性。