Bionic quadruped robot with singe power source and elastic legs

The invention provides a bionic quadruped robot with singe power source and elastic legs. The bionic quadruped robot with the singe power source and the elastic legs comprises a body transmission system and four elastic legs which are arranged on the body transmission system; the body transmission system comprises a body, a motor, a big gear, two small gears, two worms, two worm-wheel shafts and two worm wheels, wherein the the motor is arranged on the body; the big gear is mounted at an output end of the motor; the two small gears are engaged with the big gear; the two worms and the two worm-wheel shafts are arranged on the body; the two worm wheels are mounted on each worm-wheel shaft; the worm wheels are engaged with the worms; the two ends of each worm-wheel shaft penetrate out of thebody and are connected with output shafts; a rotating rod shaft is also arranged in a position, beside each output shaft, on the body; the four elastic legs comprise cranks, thighs, shanks and feet, wherein the cranks are con