Pneumatic drilling device for power transmission line investigation and design

• Main Authors: SUN YONG, AN BINGZHENG, ZHENG XIUQI
• Format: Patent
• Language: Chinese; English
• Published: 15.11.2019
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model discloses a pneumatic drilling device for power transmission line investigation and design. Pneumatic impactor, a connecting rod is rotationally assembled at the bottom end of the pneumatic impactor, a drill rod is fixedly assembled at the bottom end of the connecting rod, the outer wall of the connecting rod is rotationally sleeved with a lantern ring, the outer wall of the lantern ring is fixedly sleeved with a circular plate, four hinge seats are fixedly assembled on the lower surface of the circular plate, and the hinge seats are evenly distributed on the circular plate.The connecting rod is matched with the drill rod; the lantern ring is matched with the circular plate; the hinge seat is matched with the push rod; the supporting rod is inserted into the land to limit the first bottom plate; and meanwhile, supporting of the drill rod is enhanced, the drill rod is conveniently limited, through cooperation of a first sliding groove and a sliding block, when the drill rod is inserted into t