Height-adjustable jumping platform for super-equal-length experiment and training

The utility model relates to the technical field of diving platforms, and discloses a height-adjustable diving platform for super-equal-length experiments and training. The height-adjustable jumping platform for the super-equal-length experiment and training comprises a lifting mechanism and a flattening mechanism, and the flattening mechanism is located on the upper side of the lifting mechanism; the lifting mechanism comprises a base frame, supporting columns are arranged at the four corners of the base frame correspondingly, lifting grooves are formed in the top walls of the supporting columns, and lifting rods are arranged in inner cavities of the lifting grooves. A user can adjust the height of the diving platform according to own requirements; and through cooperation of a threaded rod, a telescopic plate, a first connecting rod and other devices, the device can conveniently adjust the surface area of the diving platform, and a user can conveniently adjust the surface area of the diving platform accordin