The belt conveyor has the advantages of large conveying capacity, simple structure, convenient maintenance, and standardized components. The belt conveyor conveys smoothly, and there is no relative movement between the material and the conveyor belt, which can avoid damage to the conveyed objects. The noise is small, suitable for occasions where the working environment requires a relatively quiet environment. Simple structure and easy maintenance. The energy consumption is small, and the use cost is low. Widely used in organic fertilizers, compound fertilizers, mining, metallurgy and coal departments to transport loose materials, granular materials or finished items. According to the requirements of the conveying process, it can be conveyed by a single unit, or it can be composed of multiple units or combined with other conveying equipment to form a horizontal or inclined conveying system to meet the needs of different layouts.