Foundation drilling machine

• Main Authors: DU XUEDAN, LIN SHUBIN, WEI JUNSHENG
• Format: Patent
• Language: Chinese; English
• Published: 27.05.2022
• 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 discloses a foundation drilling machine, and relates to the technical field of foundation machining. The earth drilling device comprises a moving trolley, an earth drilling mechanism is assembled at one end of the moving trolley and comprises a soil conveying spiral cutter, a fixing shell and a connecting shell, the connecting shell is fixed to the top of the soil conveying spiral cutter and connected with the moving trolley, and the fixing shell is fixed to the bottom of the soil conveying spiral cutter and connected with the moving trolley. A ground drilling assembly used for drilling is installed at the bottom of the fixing shell and comprises a drill bit, a fixing block and a limiting block, and the fixing block is fixed to the top of the drill bit. According to the drilling machine, through cooperation of a series of structures such as the lifting disc, the rotating column, the clamping plate and the supporting plate, a drill bit can be conveniently replaced when the drilling machine is