Detachable integrated rock-soil operation drill rod head

• Main Authors: QIU ZHIHUA, XIE LIANGMING, XIAO FENGXIA, LI TIANYU, LI BIN
• Format: Patent
• Language: Chinese; English
• Published: 25.04.2023
• 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 detachable integrated rock-soil operation drill rod head, which belongs to the technical field of rotary jet grouting equipment, and comprises a drill rod, a through groove is formed in the drill rod, a drill bit is arranged on the inner side of the through groove, two clamping grooves are formed in the outer side of the drill bit, a mounting groove is formed in the lower part of the outer side of the drill rod, and the through groove is formed in the lower part of the drill rod. Two arc-shaped grooves are formed in the lower end of the drill rod, arc-shaped blocks are slidably connected to the upper portions of the inner sides of the arc-shaped grooves, two connecting grooves are formed in the lower portions of the inner sides of the arc-shaped grooves, two connecting strips are slidably connected to the inner sides of the connecting grooves, clamping blocks are fixed to the two connecting strips, and slopes are formed in the opposite sides of the clamping blocks and the arc-sha