Novel car roof maintenance system

The utility model relates to a novel car roof maintenance system, and solves the problems in the prior art that the operation procedures carried out to ensure the safety of an operator entering and exiting a car roof are tedious and waste time. The system comprises an elevator control module, a maintenance reminding device, a maintenance switch, a maintenance monitoring switch used for monitoring the state of a car roof inspection switch, a sudden stop monitoring switch used for monitoring the state of a car roof sudden stop switch, and a plurality of door lock monitoring switches used for monitoring the door lock state of landing door of each floor; the maintenance monitoring switch, the sudden stop monitoring switch, the maintenance switch and the maintenance reminding device are respectively connected with the control module, and a plurality of door lock monitoring switches are connected to the control module after being connected in series. The novel car roof maintenance system has the advantages that the operation is facilitated, the risk for skipping the detection for the safety device due to the tedious work by the worker can be avoided; compared with the conventional man-made operation process, the system has the advantages that the time for testing and verifying the door lock of landing door, car roof inspection switch and the car roof sudden stop switch can be reduced.