The invention relates to a leg tension real-time measuring method. The method comprises the step that a leg tension real-time measuring mechanism is used for measuring the leg tension in real time, the leg tension real-time measuring mechanism comprises auxiliary lighting equipment arranged above bungee equipment and used for detecting the ambient brightness of a position where the bungee equipment is located to determine whether to perform an auxiliary lighting action on the position where the bungee equipment is located based on the ambient brightness; the auxiliary lighting equipment comprises LED lighting sub-equipment, light quantity measuring sub-equipment and lighting control sub-equipment; on-site capture equipment is arranged above the bungee equipment and used for performing high-definition image data acquisition on the position where the bungee equipment is located to obtain an on-site captured image and output the on-site captured image; the bungee equipment comprises a reel cylinder, a binding rope body, a rope releaser, a tension detector and a direct current power supply.