The invention relates to a grade-adjustable multi-mode information identification intelligent release device, which belongs to the technical field of an intelligent release device based on multi-modeinformation identification. The device comprises a grade-adjustable multi-mode information identification device module (1), a network transmission module (2), a computer system module (3) for controlling the release device, an actuating mechanism module (4) for controlling the switch of the release device, a release device switching door module (5), a detection module (6) for switching door passing condition through the release device for people which accords with the mode information identification, and a feedback module (7) for switching door passing condition through the release device forpeople which accords with the mode information identification. Each module is connected according to an information processing sequence. The release device can realize pre-adjusting of safety level.