Scraper monitoring device of scraper conveyer

The utility model belongs to the technical field of scraper conveying, and particularly relates to a scraper conveyor scraper monitoring device which comprises proximity switches S1, S2 and S3 which are arranged at a tongue plate of a machine head frame of a scraper conveyor, and further comprises time relays KT1, KT2 and KT3, intermediate relays J1, J2 and J3, relays J4, J5, J6 and J7 and a PLC, the proximity switches S1, S2 and S3 are parallel to a scraper, the proximity switch S2 is located on the center line of the scraper, and the relay J4, J5, J6 and J7 are located on the center line of the scraper. The proximity switches S1 and S3 are symmetrically arranged on the two sides; according to the utility model, the three proximity switches are arranged above the scraper conveyor, and various fault states of the scraper can be identified by utilizing the fault identification circuit, so that the monitoring efficiency of the scraper conveyor is improved. 本实用新型属于刮板输送技术领域，具体涉及一种刮板输送机刮板监测装置，包括在刮板输送机机头架舌板处设置的接近开关