Wheel type range finder indication calibration device

By integrating a base, power transmission components, and positioning components into a calibration device, the problem of wheeled rangefinder readings being easily affected by human factors during calibration is solved, achieving high-precision and stable calibration results and reducing the need for manual operation.

CN224455815UActive Publication Date: 2026-07-03CANGZHOU METROLOGY & TESTING INST

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CANGZHOU METROLOGY & TESTING INST
Filing Date
2025-09-26
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

Existing calibration methods for wheeled rangefinder readings are susceptible to human error, making it difficult to guarantee the accuracy of test results.

Method used

A calibration device integrating a base, a power transmission component, and a positioning component is provided. The power transmission component directly drives the measuring wheel to rotate, and the positioning component fixes the rangefinder, thereby achieving high-precision control of the measuring wheel's rotation speed and number of rotations to simulate the actual measurement state.

Benefits of technology

Eliminating manual operation improves the stability and accuracy of wheeled rangefinder reading calibration and reduces labor burden.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224455815U_ABST
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Abstract

The application provides a wheel type range finder value calibration device, which comprises a base, a power transmission assembly and a positioning assembly; the power transmission assembly and the positioning assembly are arranged on the base; the positioning assembly fixes the wheel type range finder and keeps the measuring wheel of the wheel type range finder in contact with the power transmission assembly, so that the power transmission assembly can drive the measuring wheel to rotate according to a predetermined number of turns. When the value of the wheel type range finder is calibrated, the measuring wheel of the wheel type range finder can be rotated by presetting the starting time and the output power of the power transmission assembly; then, the number of turns of the measuring wheel corresponding to the kinetic energy transmitted by the power transmission assembly can be calculated, and the parameter obtained by multiplying the number of turns by the outer circumference of the measuring wheel is compared with the value of the wheel type range finder, so that the technical purpose of calibrating the value can be achieved. The wheel type range finder value calibration device provided by the application can eliminate manual operation and improve the stability of the value calibration of the wheel type range finder.
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