Vertical-Height Gauge With Sliding Plate And Control Assembly
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Solution Overview
Problem
Conventional surveying and mapping tools like theodolites, total stations, and GPS struggle to obtain accurate vertical height measurements due to inaccuracies in measuring the heights of instruments, prisms, and beacons, leading to unreliable ground point elevation measurements.
Innovation Solution
A vertical-height gauge comprising a measuring plate, support fixing plate, plumb, steel tape, and plumb rope, with a reference plate, auxiliary reference plate, and reference ruler, featuring gears and a control assembly for precise adjustment and a stainless steel construction to enhance accuracy and durability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional surveying tools (theodolites, total stations, GPS) are used for height measurement, then measurement coverage is broad, but measurement precision deteriorates due to inability to accurately measure instrument and prism heights
Solution Approach 1:
The measuring system is divided into separate functional components: a base plate for stability, a sliding plate for height adjustment, and a reference plate with scale for measurement. This segmentation allows each component to be optimized independently while achieving high overall measurement precision of 0.1mm
Solution Approach 2:
A steel tape serves as an intermediary measurement medium between the sliding plate and reference plate. The steel tape provides a precise physical reference that bridges the mechanical positioning system and the measurement scale, enabling accurate height determination
2Measurement precision
If a simple measuring tool structure is used, then device complexity is low, but measurement precision deteriorates due to insufficient adjustment control
Solution Approach 1:
The sliding plate can dynamically adjust its position along the base plate to match the height being measured. This dynamic adjustment capability, combined with the control assembly, allows the device to adapt to various measurement scenarios while maintaining 0.1mm precision through controlled positioning
Solution Approach 2:
The control assembly provides feedback control for the sliding plate position. By monitoring and adjusting the position based on measurement requirements, the system achieves precise height measurement while keeping operations straightforward through automated control mechanisms
3Adaptability or versatility
If fixed reference structures are used, then device complexity is low, but adaptability deteriorates due to inability to measure various terrains and heights
Solution Approach 1:
The combination of sliding plate and control assembly creates a dynamically adjustable reference system. The sliding plate can be positioned at different heights along the base plate, and the control assembly adjusts the configuration accordingly, enabling measurement across various terrains and height ranges while maintaining structural coherence
Solution Approach 2:
The base plate serves multiple functions: providing structural support, establishing a reference plane, and accommodating the sliding plate mechanism. This multi-functionality allows a single device structure to handle diverse measurement scenarios including different terrains and height ranges without requiring multiple specialized components
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The device provides high accuracy in measuring vertical heights, reaching 0.1 mm precision, and is adaptable to various terrains and conditions, ensuring reliable measurements for theodolites, total stations, and GPS antenna positions.
Implementation Method 1
a plumb, a steel tape and a plumb rope
Data Source
AI summary
Disclosed in the present disclosure are a vertical-height gauge and a measuring method, relating to the field of surveying and mapping tools, and including a measuring plate, a support fixing plate, a plumb, a steel tape and a plumb rope. The measuring plate includes a reference plate, an auxiliary reference plate and a reference ruler; the support fixing plate includes a fixing base plate, two racks are oppositely arranged on a side surface of the fixing base plate, a slide plate is arranged between the two racks, a first gear meshing with the single rack and rotating is arranged on two sides of the slide plate separately, a control assembly is arranged on the slide plate, and the control assembly is configured to control a rotating state of the first gears; and the reference plate is perpendicularly connected to the slide plate.