Subway construction building displacement monitoring GNSS installation device

By designing a GNSS mounting device that includes a mounting plate, ball joint, and locking components, the problems of GNSS antenna tilting and adjustment complexity are solved, enabling rapid leveling and high-precision monitoring, which is suitable for subway construction and other engineering monitoring.

CN224498081UActive Publication Date: 2026-07-14南昌轨道交通集团有限公司地铁项目管理分公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
南昌轨道交通集团有限公司地铁项目管理分公司
Filing Date
2025-09-18
Publication Date
2026-07-14

AI Technical Summary

Technical Problem

The GNSS antennas of existing GNSS monitoring stations are prone to tilting during installation, and the adjustment process is complex and cumbersome, requiring tools and affecting monitoring accuracy and efficiency.

Method used

A GNSS installation device for monitoring the displacement of buildings during subway construction is designed. It adopts an adjustment mechanism, including a mounting plate, a ball joint, a connecting rod, a slider, a disc, and a locking assembly. The horizontal level of the mounting plate is adjusted by sliding the slider on the disc, simplifying the adjustment process.

Benefits of technology

It enables rapid and easy leveling of GNSS antennas, improves monitoring accuracy and stability, and is suitable for real-time data transmission in complex environments. It is applicable to engineering fields such as subway construction, bridge health monitoring, and landslide early warning.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224498081U_ABST
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Abstract

The utility model discloses a subway construction building displacement monitoring GNSS installation device, include: mounting bracket, be used for installing the mounting plate of GNSS antenna and be used for adjusting the adjusting mechanism of mounting plate level, adjusting mechanism includes: first ball hinge, upper connecting rod, lower connecting rod, second ball hinge, sliding block, disc and locking assembly, upper connecting rod is connected mounting bracket through first ball hinge, and upper connecting rod is fixedly connected with mounting plate, lower connecting rod is slidably sleeved in upper connecting rod outside, and lower connecting rod is connected sliding block through second ball hinge, disc is fixedly connected mounting bracket, and sliding block is slidably arranged on disc, and locking assembly is used for the locking and unlocking of sliding block and disc, the utility model discloses setting adjusting mechanism, utilizes the arbitrary sliding of sliding block on disc along horizontal direction to change the inclination angle of lower connecting rod and upper connecting rod to be driven to the level of adjusting mounting plate is realized to make the adjustment more simple.
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