Cardiac external chest compression equipment for emergency treatment

The utility model relates to heart external chest compression equipment for emergency treatment, which comprises a fixed seat, a first protective shell fixedly mounted at the upper end of the fixed seat, one ends of protruding blocks welded and fixed on two sides of the fixed seat, square grooves formed in the other ends of the protruding blocks, elastic bands movably mounted in the square grooves, and two first circular grooves formed in one side of the fixed seat. A first movable rod is movably installed in each first circular groove, a pressing plate is fixedly installed at one end of each first movable rod in a welded mode, one end of each first movable rod penetrates through a circular hole formed in one end of the L-shaped fixing plate, threads are arranged at the other end of each first movable rod, and a first nut and a second nut are meshed with the surface of each thread. The motor output end of the micro motor drives the rotating disc, the rotating disc drives the second movable rod, the second mov