Close-range photogrammetric apparatus
By designing a close-range photogrammetry device with interchangeable cameras and adjustable focal length, the problems of non-interchangeable cameras and non-adjustable focal length in the prior art are solved, thereby achieving accurate acquisition of target image coordinates and improving data processing efficiency.
CN224317059UActive Publication Date: 2026-06-02SHANDONG ZHICHENG GEOGRAPHIC INFORMATION TECH CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SHANDONG ZHICHENG GEOGRAPHIC INFORMATION TECH CO LTD
- Filing Date
- 2025-08-07
- Publication Date
- 2026-06-02
AI Technical Summary
Technical Problem
Existing close-range photogrammetry devices have non-replaceable cameras and non-adjustable focal lengths, which limits their application scenarios.
Method used
A device comprising a pole, a U-shaped base, a camera, an adjustment base, and a GNSS receiver was designed. This device allows for camera replacement and adaptation to different focal lengths via the adjustment base. The GNSS receiver records the accurate coordinates of the camera lens, and the alignment of the lens centerline is achieved using a correction bolt.
Benefits of technology
It enables interchangeable cameras and flexible focal length adjustment, acquires target images and their precise coordinates, and improves data processing efficiency and accuracy.
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Smart Images
Figure CN224317059U_ABST
Abstract
The utility model belongs to surveying and mapping technical field, concretely relates to a near -range photogrammetry device, include: stand pole, U type seat, U type seat has for fixing camera's lower horizontal part, for fixing GNSS receiver's upper horizontal part and connecting in the vertical part between upper horizontal part and lower horizontal part, lower horizontal part is connected with the top of stand pole, camera, camera fixed mounting on lower horizontal part, adjusting seat, adjusting seat installs on upper horizontal part, GNSS receiver, the bottom of GNSS receiver adjustable installation on adjusting seat, its adjustment direction and camera lens's center line and the axis of stand pole are in the same plane A, hand book, hand book and GNSS receiver wireless connection, the utility model utilizes camera to obtain target image, utilizes GNSS receiver to record camera lens's accurate coordinate, to provide accurate data information for subsequent work.
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