Abstract: This article focused on the research of using pyroelectric infrared sensor to capture rescue team skin temperature technology, using piezoelectric sensor to monitor heart rate technology, establishing human movement model to monitor human body posture parameters technology, and using the technology to develop vital signs parameters monitoring device of coal mine emergency rescue team after underground catastrophe, which helped the ground control personnel real-timely grasp each rescue team physical condition and provided technical support for command center in a short time to make accurate judgment and coordinated management.