Laser cross instrument for original geological logging

• Main Authors: ZHAO ZIHAO, QU WEIXUN, SHAO MINGMING
• Format: Patent
• Language: Chinese; English
• Published: 01.06.2011
• Subjects: GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SURVEYING; TESTING

The utility model relates to a laser cross instrument for original geological logging and belongs to a measurement tool for original geological logging. The laser cross instrument comprises a cross-shaped soleplate and the like. A central hole and an installation hole are formed on the soleplate; a laser is mounted in the installation hole; the lower end of an inner shaft sleeve is mounted in the central hole; another laser is mounted in the inner shaft sleeve; an outer shaft sleeve is sleeved outside the inner shaft sleeve; a mirror is mounted in front of the outer shaft sleeve; the rear part of the outer shaft sleeve is vertically connected with a positioning plate; the positioning plate is vertical to the mirror; limiting plates are respectively arranged among the central hole and two crossing positions behind the soleplate on the upper surface of the soleplate; a handheld distance measurer is mounted in front of the upper surface of the soleplate and is positioned on a central line of the soleplate in the