Mining method of coal drilling unit for comprehensive mechanized coal mining

• Main Authors: WANG YAOHUI, MAO DEBING
• Format: Patent
• Language: Chinese; English
• Published: 21.08.2013
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; MINING OR QUARRYING; SHAFTS; TUNNELS

The invention relates to a mining method of a coal drilling unit for comprehensive mechanized coal mining. The coal drilling unit for the comprehensive mechanized coal mining is used as coal mining supporting equipment. The coal drilling unit for the comprehensive mechanized coal mining comprises a plurality of coal drilling machines and a plurality of hydraulic supports, wherein each coal drilling machine comprises a drill, a hydraulic motor and a pushing mechanism, each drill is driven to rotate by the corresponding hydraulic motor, and each pushing mechanism is used for pushing the corresponding drill forwards to cut coal and adjusting the position of the corresponding drill in an up-down manner; and the hydraulic supports and the coal drilling machines are in one-to-one correspondence. The mining method has the advantages of low mining cost, high safety and strong adaptability to a working surface with complex conditions and constantly-changed length.