Novel geological exploration drilling rig

• Main Authors: ZHANG SHUTING, GAO GUANLONG, LI SHUJIA
• Format: Patent
• Language: Chinese; English
• Published: 19.11.2021
• 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 field of soil sampling, and particularly relates to a novel geological exploration drilling rig which comprises a lower handle, an outer cylinder and a drill bit, the lower handle is fixedly arranged on the upper portion of the outer cylinder, the drill bit is arranged at the lower end of the outer cylinder, and a plurality of sand inlets are evenly formed in the lower portion of the outer cylinder in a circumferential mode. The sand inlet is communicated with an inner cavity of the outer cylinder, a plunger is arranged in the outer cylinder, the upper end of the plunger is fixedly connected with an inner connecting column, the upper end of the inner connecting column extends to the outside of the outer cylinder, and an upper handle is arranged on the upper portion of the inner connecting column. The sand sampling device is simple in structure, convenient to operate and carry and easy to assemble and disassemble, solves the problem that samples are not easy to collect on the s