Surface detection device for elevator sheave

The elevator traction wheel detection device, designed with a stacking setup and storage mechanism, solves the problems of large substrate area and easy wear of markings, achieving portability and protection, and improving detection efficiency and lifespan.

CN224350180UActive Publication Date: 2026-06-12QUYANG YUNXIN ELEVATOR ACCESSORIES CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
QUYANG YUNXIN ELEVATOR ACCESSORIES CO LTD
Filing Date
2025-08-14
Publication Date
2026-06-12

AI Technical Summary

Technical Problem

Existing elevator traction sheave detection devices have large base plates and easily worn markings, making them inconvenient to carry and operate.

Method used

The detection substrates and storage mechanism are stacked together, and the detection substrates are wrapped in a protective shell and fixed with screws and tension blocks, providing portability and protection.

Benefits of technology

Reduce device size, prevent label wear, extend service life, and improve portability and testing efficiency.

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Abstract

This utility model discloses a surface inspection device for elevator traction sheaves, including an inspection base plate and a measuring unit. By stacking three inspection base plates, this utility model significantly reduces the device's size compared to traditional large-area plates integrating multiple measuring units. This allows inspectors to easily carry the device in a backpack. A protective shell encases the inspection base plates, preventing them from being exposed. Furthermore, the movable connection between the protective shell and the inspection base plates allows for flexible removal and storage during use, ensuring uninterrupted inspection operations while providing excellent protection when not in use. This solves the problem of existing devices integrating multiple measuring units onto a single plate, resulting in a large inspection base plate area and exposed plates, making the surface markings susceptible to wear and tear from friction and impacts during long-term transport.
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