Coal blocking device of coal mining machine

• Main Authors: SONG ZHAOFENG, SUN CHONGLIN, WANG XUEJIAO
• Format: Patent
• Language: Chinese; English
• Published: 11.11.2022
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; MINING; MINING OR QUARRYING

The utility model discloses a coal blocking device of a coal mining machine, which relates to the technical field of coal mining machines and comprises a connecting plate, a fixing block is fixedly connected to the top of one side of the connecting plate, a limiting plate is fixedly connected to the top of one side, far away from the fixing block, of the connecting plate, and a baffle is hinged to the top of the limiting plate. The bottom of the side, close to the fixing block, of the connecting plate is rotationally connected with a rotating handle. Through the arrangement of the connecting plate, the limiting plate, the first threaded rod, the rotating handle, the first moving block, the connecting rod, the connecting block, the baffle and the extension plate, the rotating handle rotates to drive the connecting rod to move, so that the angle of the baffle is adjusted, and the coal blocking area is increased through the arrangement of the extension plate; the situation that the coal blocking device of the co