Construction device for pier drilling pile in water

• Main Authors: CHEN XIN, CHEN CHUNSHENG, WANG JUN, LI HAIFEI, LIU LU'AN, YANG HAOBO, DING LIQI, SONG YONGXIN, CHENG XIANGPAN, WU BAOWEI, CHEN FENG, HUO MENG
• Format: Patent
• Language: Chinese; English
• Published: 02.08.2022
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The utility model discloses an underwater pier drilling pile construction device which comprises a working platform arranged in water, at least one drilling hole-forming unit is arranged on the working platform, each drilling hole-forming unit comprises a drilling machine, a slurry pump, a working barrel, at least one sedimentation barrel and a circulation barrel, and the working barrel, the sedimentation barrel and the circulation barrel are sequentially connected through slurry conveying pipes. The working barrel, the settling barrel and the circulating barrel are all steel casings connected with the working platform, the bottoms of the steel casings are inserted into a riverbed, a drill bit of the drilling machine is arranged in the working barrel, the slurry pump is arranged in the circulating barrel, and a slurry return pipe connected with the slurry pump is arranged between the circulating barrel and the working barrel. According to the utility model, the structure is simple, the construction is easy, t