Coal slipping back device of scraper conveyer

• Main Authors: BAO YONGSHENG, JIN JIANSHUN, LIU JIANBIN, LI YING, LI XIANGFENG, LI JUNCHENG, NIE SHIYI
• Format: Patent
• Language: Chinese; English
• Published: 05.06.2013
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; MINING; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS

The utility model relates to a coal slipping back device of a scraper conveyer and solves the problem of low top coal recovery rate of the scraper conveyer. The coal slipping back device comprises a base plate, wherein two parallel transverse rib plates are vertically fixed on the base plate, and a plurality of vertical rib plates are fixed between the two transverse rib plates. Two connection lug groups are evenly distributed on the outer lateral wall of one transverse rib plate, each connection lug group comprises an upper connection lug plate and a lower connection lug plate which are parallelly arranged, one ends of the connection lug plates are fixed on the outer lateral wall of the transverse rib plate, and the other ends of the connection lug plates are provided with connection holes. A top plate slanting towards one ends of the connection lug groups is fixed at the tops of the transverse rib plates and the vertical rib plates, an assembling hole is arranged on the top plate at the position over agains