Marker post fixing device for water transportation engineering surveying operation

• Main Authors: NIE XIAOTONG, SHI QIRANG, ZHANG TING, ZHOU LILI, TONG JIN, BAI JING, JIN YAFEI
• Format: Patent
• Language: Chinese; English
• Published: 18.10.2022
• Subjects: GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SURVEYING; TESTING

The utility model relates to the technical field of water transportation engineering, in particular to a marker post fixing device for water transportation engineering surveying operation. According to the marker post fixing device for the water transportation engineering surveying operation, the mounting cylinder with the ball body cavity is arranged on the fixing frame, the movable ball head is arranged in the ball head, and the ball head can move in the ball body cavity under the action of gravity and can be automatically adjusted to the vertical position, so that the connecting rod, the mounting base and the marker post are also located at the vertical position; automatic leveling is realized; a locking screw rod is arranged in the mounting cylinder, the bottom end of the locking screw rod is adjusted to press the ball head, the ball head is fixed, shaking is avoided, and stable measurement can be carried out; in addition, the marker post is detachably connected with the mounting base through the locking