Security weak current access control device based on Internet of Things

The invention discloses a security weak-current access control device based on Internet of Things, which comprises a bearing block, one side of the bearing block is movably provided with a left barrier plate, the other side of the bearing block is movably provided with a right barrier plate, the side surface of the bearing block is provided with a slot, and the top of the bearing block is fixedly provided with an identification assembly. And a block assembly is fixedly mounted in the open groove. In the scheme, according to the security weak-current access control device based on the Internet of Things, through the arrangement of the block assembly, when a person follows behind a user, a control panel controls an air cylinder to be started, after the air cylinder is started, a movable shaft is pushed, the movable shaft extends out of the surface of a sleeving block, the other side of the movable shaft abuts against the surface of a left blocking plate, and the left blocking plate and the right blocking plate