Large-gradient conveying device for conveying coal

The invention discloses a large-gradient conveying device for coal conveying, which belongs to the technical field of coal conveying and comprises a rack, a loading roller, a first unloading roller, a second unloading roller, a fixing frame, a first conveying belt, a second conveying belt, a second conveying belt and a third conveying belt and is characterized in that the loading roller, the first unloading roller and the second unloading roller are rotatably arranged on the rack; a steering drum; the conveying belt forms a conveying loop according to the sequence that the conveying belt sequentially passes through the loading roller, the first unloading roller, the steering roller, the second unloading roller, the main roller, the auxiliary roller and the loading roller. A mounting mechanism; according to the scheme, the conveying process of coal materials from a large-gradient low-lying position to a gradient high-lying position can be completed through the conveying belt, the conveying belt is turned throu