Belt transverse tearing detection assembly and belt conveyor device

The utility model discloses a belt transverse tearing detection assembly and a belt conveyor device, and relates to the technical field of conveying belt detection equipment, the belt transverse tearing detection assembly comprises a belt detection mechanism, supports are fixedly arranged on the two sides of the upper end of a carrying table, a conveyor is further installed on the surface of the carrying table, and a belt is arranged on the surface of the conveyor; detection steel wire ropes are fixedly connected to the inner sides of the supports. The detection steel wire rope can be matched with the auxiliary tensioning steel wire rope to be installed at the lower end of the belt bearing face according to the position of the belt, when edge rubber of the belt is damaged or transversely torn, the damaged belt can touch the detection steel wire rope, the detection steel wire rope drags the balance weight iron block upwards, and when the position detection sensor senses and cannot detect the balance weight iro