Sludge remover of long screw pile machine drill rod

• Main Authors: LIU HUITAI, YAN QINGBAO, LIU HONGDA, HAN XINWEI, ZHANG XIAOHONG, ZHANG XIAOBO, WANG XUESHEN, YAN BAOJIA, XU WEI
• Format: Patent
• Language: Chinese; English
• Published: 22.04.2009
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The utility model relates to a drill stem desilter of a long screw pile machine, which belongs to the technical field of fundamental construction equipment for buildings. In a construction process, if the long screw pile machine encounters a clay layer, slime always sticks to a helix and needs to be manually scratched and removed so as to be laborious and time-consuming. The drill stem desilter has the technical scheme that a large gear (2) is fixed on the periphery of a dial sleeve (1), a bearing seat outer casing (4) is sleeved at the lower part of the dial sleeve (1), and a big bearing (3) is mounted between the large gear (2) and the interior of the bearing seat outer casing (4); a transition gear (6) is respectively engaged with the large gear (2) and a motor gear (7) which is mounted on a rotating shaft of a reducing motor (12), a desilter cutter shaft (11) is fixed on the dial sleeve (1), and a spindle sleeve (9) with a desilter cutter (10) is inserted in the desilter cutter shaft (11). The utility mod