Engineering geological drilling bit convenient to replace

• Main Authors: WANG WENJIE, CHEN LEI, LIU WEI, ZHAI BONAN, LEE SUNG-WON, FAN XIAOFEI, FAN SONGHAO, YASUYASU, LIU ZHILONG
• Format: Patent
• Language: Chinese; English
• Published: 16.05.2023
• 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 engineering geological drilling bit convenient to replace comprises a steel body of a hollow cylinder structure, a fixing ring is fixedly connected to the top of the steel body, a plurality of limiting blocks are evenly arranged on the surface of the fixing ring at intervals, an installation sleeve is arranged on the surface of the fixing ring, and installation fixing grooves corresponding to the limiting blocks are formed in the inner wall of the installation sleeve. The surface of the mounting sleeve is provided with mounting threads. The utility model relates to the technical field of exploration. According to the engineering geological drilling bit convenient to replace, the mounting threads are arranged on the surface of the mounting sleeve, and the mounting sleeve can be connected with a traditional drill rod, so that normal use of the traditional drill rod is not affected; the fixing ring is arranged at the top of the steel body, the limiting block matched with the mounting and fixing groove is arr