Square pile drill bit

• Main Authors: BAI QIANXI, LIU JUNNING, LI CHANGWEI, ZHENG BIAO
• Format: Patent
• Language: Chinese; English
• Published: 09.04.2024
• 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 belongs to the technical field of drilling equipment, and particularly relates to a square pile drill bit. According to the specific technical scheme, the device comprises a power head and a transmission part connected with the power head, a hollow protective cover is arranged on the periphery of the transmission part, the protective cover is detachably connected with the power head, an opening is formed in the end, axially perpendicular to the transmission part, of the protective cover, and the two ends of the transmission part extend out of the protective cover through the opening to be connected with an excavating part. One end of the transmission part extends into the protective cover through the opening, the protective cover is installed on the power head and used for protecting the transmission part and the power head, and the situation that solid particles generated in the excavating process damage the transmission part and the power head, and consequently work of the excavating part