Casualty rush transport robot waist lifting joint suitable for narrow space

The invention relates to a casualty rush transport robot, in particular to a casualty rush transport robot waist lifting joint suitable for narrow space. The casualty rush transport robot waist lifting joint includes a waist fixed support, a waist rotating support and a motor speed reducer component, wherein the waist fixed support is connected to a walking mechanism, the motor speed reducer component is installed on the waist fixed support, and the output end is connected to the waist rotating support, the waist rotating support can rotate around the lifting rotating axis M, an included angleis formed between the lifting rotating axis M and the horizontal plane, and an included angle is formed between the projection on the horizontal plane and the advancing direction of the robot, and the waist rotating support is equipped with an anthropomorphic upper half-body actuator. By setting the inclined waist lifting shaft, the casualty rush transport robot waist lifting joint can effectively adjust the head-to-foot