Heading machine with dust falling function

• Main Authors: HAO CHANGZHENG, XU MAN, WU ZHAOYANG
• Format: Patent
• Language: Chinese; English
• Published: 17.03.2023
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; MINING; MINING OR QUARRYING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model discloses a heading machine with a dust falling function, which comprises a mechanical arm, the front end of the mechanical arm is fixedly connected with a drill bit for heading a mountain, and the outer surface of the rear end of the drill bit is fixedly connected with a transmission rod for transmitting the drill bit; the dust falling assembly is located on the annular outer surface of the mechanical arm and close to one side of the drill bit, and can spray dust falling liquid; when the drill bit rotates, the rotating assembly is driven by a transmission rod to enable a rotating ring to rotate, dust falling is conducted on a tunneling area through a spray head, low visibility caused by too much dust is prevented, and through mutual cooperation of a clamping groove and a clamping plate, the rotating ring can still rotate for a period of time after the drill bit stops, so that the dust falling effect is guaranteed; the angle of the spray head can be limited to a certain degree through the li