Anchor net installation auxiliary supporting device for underground mine excavation

• Main Authors: PENG WEI, MENG TIANXIANG, WANG HONGXING, ZHANG RUSONG, MA LONG, SUN DESHAN, WANG YONGMAO, LIU YONG
• Format: Patent
• Language: Chinese; English
• Published: 05.05.2023
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model discloses an anchor net installation auxiliary support device for underground mine excavation, which comprises a base, a fixed support rod, a first lifting support rod, a second lifting support rod and an anchor net lifting platform, a shakable first gear is arranged at the side part of the top end of the fixed support rod and is meshed with a rack of the first lifting support rod to drive the first lifting support rod; a second gear is arranged on the side portion of the top end of the first lifting supporting rod, one end of a chain is fixed to the fixed supporting rod, the other end of the chain is fixed to the bottom in the second lifting supporting rod after winding around the second gear so as to drive the second lifting supporting rod, and when the first gear is shaken, the first gear drives the racks to move relatively so as to drive the first lifting supporting rod to slide. And the chain drives the second lifting support rod to slide in the same direction, so that the anchor net li