Unusual alarm device of belt conveyor tape splice

The utility model belongs to the technical field of belt conveyor equipment, especially, relate to an unusual alarm device of belt conveyor tape splice. It includes left longitudinal recording and right longitudinal recording, and belt back of the body working face detection device, belt work face detection device, electrically controlled device, belt back of the body working face detection device include and rotate upward the bracing strut by the switch bracket, lower swing plates, and travel switch I and last arc striking plate, belt work face detection device are including switch bracket down, and swing plates is gone up to the infraduction bracing strut, travel switch II and arc striking plate down, travel switch I and travel switch II are connected with electrically controlled device. Descend swing plates to comprise improve level cross axle and last horizontal scraper blade, upward swing plates is by descending horizontal cross axle, and lower horizontal scraper blade and counter weight are formed, the utility model discloses utilize upper and lower horizontal scraper blade to start travel switch and report to the police, through the unusual position of computer display, make the post personnel in time show up, effectively avoid tape splice to come unglued by a large scale and lead to belt rupture accident's emergence.