Effective load cabin connecting and unlocking mechanism with unlocking gap

The invention provides an effective load cabin connecting and unlocking mechanism with an unlocking gap. A matching hole is formed in the upper end of a base, a double-holding-ring assembly is installed on the base, a connecting cylinder is of a hollow cylindrical structure, the outer wall of the lower end of the connecting cylinder is matched into the matching hole, a through hole is formed in an effective load cabin, and the periphery of the connecting cylinder is located in the through hole; the clamping table is clamped to the upper portion of the effective load cabin, the effective load cabin is located between the clamping table and the double-embracing-ring assembly, a separation nut clamping jaw is arranged in the base, a pressing rod assembly is arranged in the connecting cylinder, and the lower end of the pressing rod assembly is detachably connected to the separation nut clamping jaw. According to the payload cabin connecting and unlocking mechanism with the unlocking gap, the double-embracing-ring