Laser Level Checking Mobile Receiver
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Solution Overview
Problem
The existing laser level checking methods are tedious, prone to human error, and lack efficiency in accurately determining the elevation of target sites relative to a reference plane, despite previous attempts to improve the laser receiving arrangements.
Innovation Solution
A laser receiving arrangement that includes a mobile telecommunications device with a data storage system, sensing arrangement, logic arrangement, and user interface, which wirelessly cooperates with a laser transmitter to store desired elevations, sense the reference plane, and provide intuitive outputs on deviations from desired elevations, minimizing human error and enhancing accuracy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual calibration and measurement procedures are used with traditional laser receiving arrangements, then the basic elevation checking function is achieved, but the process becomes tedious and prone to human error
Solution Approach 1:
The system performs automatic calibration by comparing measurements from the temporary benchmark with stored design elevation data, eliminating the need for manual calibration procedures. The microprocessor automatically calculates deviations and generates reports, making the system self-sufficient and reducing human intervention.
Solution Approach 2:
The system continuously compares measured elevations with desired elevations from the data storage device, providing real-time feedback through the user interface about deviations. This automated feedback loop eliminates manual calculation and reduces human error in determining whether target sites need to be built up or dug out.
2Productivity
If traditional manual procedures are used for calibration and measurement, then the measurement process is straightforward, but it consumes excessive time and is inefficient
Solution Approach 1:
Desired elevation data for multiple target points is pre-stored in the data storage device before field measurements begin. This preliminary preparation eliminates the need for manual data entry and calculation during the measurement process, significantly reducing on-site time requirements.
Solution Approach 2:
The microprocessor-based system automatically performs calculations and generates measurement reports, replacing manual mathematical computations and paper-based record-keeping. This substitution of mechanical/manual processes with electronic automation dramatically increases productivity and reduces time consumption.
3Loss of information
If detailed manual recording and comparison of elevation data is performed, then comprehensive measurement data is captured, but the process becomes complicated and error-prone
Solution Approach 1:
The microprocessor-based receiving arrangement performs multiple functions: it measures elevations, stores data, compares measurements with design data, calculates deviations, and generates comprehensive reports. This multi-functionality consolidates what would otherwise require multiple separate manual processes into a single integrated system, reducing complexity while maintaining data completeness.
Solution Approach 2:
The microprocessor acts as an intermediary between the physical measurement process and the final evaluation, automatically processing raw measurement data through calibration algorithms and comparison routines. This intermediary processing layer ensures comprehensive data capture while eliminating the need for complex manual data handling procedures.
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 solution simplifies the process of checking elevations by providing clear, intuitive outputs on deviations from desired elevations, reducing human error and improving the efficiency of laser level checking operations on building sites.
Implementation Method 1
a photo detector carried by the staff... configured to, so long as they intersect the reference plane, provide an indication of whether the photo detector must be moved up or down until the detector is aligned (within a tolerance) with a reference plane
Data Source
AI summary
A laser receiving arrangement, co-operable with a reference plane defined by a laser transmitter, including a data storage device, a sensing arrangement, a logic arrangement and a user interface. The data storage device stores a respective desired elevation for each of a plurality of target points. The sensing arrangement senses the reference plane and produces an output indicative of an elevation of a selected target point relative to the reference plane. The logic arrangement is configured to receive from the data storage device the respective desired elevation of the selected target point, receive the output of the sensing arrangement, and produce an output based on at least the received elevation and the received output. The user interface is configured to produce an output interpretable by a user, based on the output of the logic arrangement and indicative of a deviation of the target point from its respective desired elevation.


