Computer hard disk supporting device

A computer hard disk supporting device comprises an outer supporting frame, a positioning clamping block, a front limiting block, a computer hard disk, a space partition plate and an elastic protective sleeve, outer hollowed-out grooves are distributed in the surface of the outer supporting frame, positioning sliding grooves are formed in the two sides of the outer supporting frame, positioning groove arrays are arranged on the side faces of the positioning sliding grooves, and the positioning clamping block is matched with the positioning groove arrays. The positioning clamping block is connected with the positioning groove array and tightly pressed on the inner side of the positioning groove array, the surface of the space partition plate is provided with an inner hollowed-out groove, the two sides of the space partition plate are provided with threaded connection grooves, the rear portion of the positioning clamping block is provided with a threaded connection block, the diameter of the threaded connection