The invention discloses an intelligent patrol system based on augmented reality (AR). The system comprises an acquisition terminal device, a management terminal device, a server, AR glasses and a patrol point marker, wherein the acquisition terminal device is in communication connection with the server, and can acquire related information of the patrol device, send the related information to the server for analysis and processing, and then establish patrol information corresponding to each patrol device; the management terminal device is in communication connection with the server, and can manage the patrol content stored by the server or issue a patrol task through the server; the patrol point marker is arranged on the patrol device, and identification information is set on the patrol point marker; and the AR glasses are in communication connection with the server, and are configured to acquire the identification information in front of the AR glasses, acquire the patrol information and the patrol task from the server according to the identification information, generate an auxiliary information image according to the patrol information and the patrol task, and project the auxiliary information image to the patrol personnel. The scheme of the invention can effectively improve the patrol efficiency and avoid the gap of the patrol personnel.