The newly built coal preparation plant adopts a fully enclosed environmental protection coal storage yard. The coal storage shed has a coal storage capacity of 20,000 to 200,000 tons, which can meet the requirements of coal storage and loading. The raw coal, clean coal, and product coal are stored and transported by classification. It is designed as a strip-shaped closed coal yard or a circular closed coal yard and adopts a fully enclosed environmental protection coal storage shed for coal storage. It can complete the space frame design of construction drawings, material manufacturing, processing and supply, site installation and construction, etc. The steel structure space frame structure has been stable for 50 years, and the inspection is qualified, saving steel, reducing construction costs, and saving investment. The large-span arched coal storage and storage coal sheds are all closed, with internal dust suppression and fire sprinkler treatment, so that the atmospheric dust can meet the environmental protection requirements. It is a modern mine, and the environmental protection acceptance is easily passed.