Fixing device for prism and tunnel monitoring system

The utility model provides a fixing device for a prism and a tunnel monitoring system, the fixing device comprises a threaded rod, an abutting piece, an expansion sleeve, a first nut, a connecting piece and a locking assembly, the abutting piece, the expansion sleeve and the first nut are sequential...

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Bibliographic Details
Main Authors ZHAO LI, LIU FAN, YU CHONGHU, SUN QINGPING, WEN XUANYUE, LI WENHAO
Format Patent
LanguageChinese
English
Published 21.06.2024
Subjects
GYROSCOPIC INSTRUMENTS
MEASURING
MEASURING DISTANCES, LEVELS OR BEARINGS
NAVIGATION
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHOTOGRAMMETRY OR VIDEOGRAMMETRY
PHYSICS
SURVEYING
TESTING
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Summary:The utility model provides a fixing device for a prism and a tunnel monitoring system, the fixing device comprises a threaded rod, an abutting piece, an expansion sleeve, a first nut, a connecting piece and a locking assembly, the abutting piece, the expansion sleeve and the first nut are sequentially sleeved on one end of the threaded rod along the direction from one end of the threaded rod to the other end of the threaded rod, and the connecting piece is connected with the locking assembly. The expansion sleeve is used for being matched with the abutting piece and the first nut to generate expansion deformation, the connecting piece is provided with an installation through hole, the threaded rod penetrates through the installation through hole, the connecting piece is used for installing the prism, and the locking assembly selectively enables the connecting piece and the threaded rod to be matched in a locking mode. After the end, provided with the abutting piece and the expansion sleeve, of the threaded ro
Bibliography:Application Number: CN202322867848U