Surveying device for building construction

By employing dual laser transmitters and angle adjustment heads in the surveying device used for building construction, the problems of accumulated error in traditional rangefinders and the difficulty of a single device to simultaneously achieve high-precision horizontal and vertical measurements have been solved, resulting in efficient and accurate measurement results.

CN224745139UActive Publication Date: 2026-09-11WEIFANG RIO TINTO CONSTRUCTION & INSTALLATION ENGINEERING CO LTD
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Patent Information

Application Number
CN202522051983.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-24
Publication Date
2026-09-11
Estimated Expiration
2035-09-24

AI Technical Summary

Technical Problem

Traditional rangefinders are prone to cumulative errors when measuring room width and are difficult to achieve high-precision horizontal and vertical measurements simultaneously, making them inconvenient to operate.

Method used

A surveying device for building construction was designed. It uses two laser emitters to emit lasers in opposite directions. Combined with an angle adjustment head and a level, it can simultaneously measure the distance between two ends and automatically calculate the total distance. It has both handheld and stand modes and supports switching between horizontal and vertical measurements.

Benefits of technology

It eliminates reference errors, improves the accuracy and efficiency of measurement results, achieves high-precision horizontal and vertical measurements, and is easy to operate.

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Abstract

The utility model discloses a kind of surveying and mapping devices for building construction, including handle, the one end of handle is hingedly connected with the one end of folding arm, angle adjusting head and laser range finder are sequentially installed on the other end of folding arm;The both ends of the laser range finder are installed with the laser emission head of symmetrical arrangement, two laser emission heads emit laser along opposite direction synchronously;Handle is equipped with swelling portion, swelling portion inside adopts hollow structure, swelling portion is embedded with display screen, battery and controller are installed in swelling portion inside.The surveying and mapping device provided by the utility model can solve the problem of complicated operation and low efficiency, improve the accuracy and reliability of measurement results, and also solve the problem of single equipment difficult to balance high-precision horizontal and vertical measurement.
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