Multifunctional auxiliary training device based on sports

The utility model provides a multifunctional auxiliary training device based on sports, relates to the technical field of sports equipment, and aims to solve the problems that according to an existing auxiliary training device, a person cannot grasp balance due to the fact that the person stands on a treading disc to rotate without limitation, and if the body inclines, the device cannot protect the trained person, and the training effect is poor. The device comprises a fixing plate, the fixing plate is of a rectangular structure, through round holes are formed in the four corners of the fixing plate, and a groove is formed in the middle of the fixing plate; and the vertically upward fixing column is fixedly installed at the position of a groove in the middle of the fixing plate, a threaded structure is arranged on the annular side wall of the fixing column, and an inserting groove is formed in the upper end of the fixing column. The waist of a trainee is sleeved with the elastic ring, and when the trainee inc