Life detection device and detection method thereof

The life detection device comprises a control module, a video acquisition module, a wireless image transmission module, a protocol conversion module, a steering engine driving module, a steering engine module, a motor driving module and a power supply conversion module, the control module controls the steering engine module through the steering engine driving module, and the steering engine module drives the video acquisition module to perform mechanical motion; the control module controls the wireless image transmission module to work through the protocol conversion module, and video data collected by the video collection module are sent out in a wireless signal mode. The life detection device can be intelligently driven to operate through wireless control signals of a rear control center so as to replace fire rescue workers to enter a severe life detection environment, life detection is achieved in a video detection mode, and instruction interaction and data transmission between the life detection device an