Safety patrol abnormal data early warning system

The invention provides a safety patrol abnormal data early warning system, which is characterized by comprising a path storage unit, a patrol unit, a data acquisition unit, an equipment ledger unit and a data processing and early warning unit, and the data processing and early warning unit comprises a difference value calculation unit, a processing unit, a standard value unit, an equipment maintenance planning unit and an alarm unit. The patrol unit carries out patrol according to a preset patrol path, in the patrol process, the data acquisition unit acquires equipment and surrounding environment data on the patrol path and sends the acquired data to the difference value calculation unit for calculation, the difference value calculation unit carries out calculation comparison on the acquired data and a standard value, and if the comparison result has a large difference, the data acquisition unit sends the standard value to the patrol unit; the processing unit extracts the real-time maintenance plan of each de