Ultrasonic testing device and method for composite insulators

By designing an ultrasonic testing device for composite insulators, and utilizing the water immersion phased array pulse echo method and a multi-axis moving track-driven probe clamping mechanism, the problems of high labor costs and low accuracy in composite insulator testing were solved, achieving efficient and accurate testing results.

CN119178802BActive Publication Date: 2026-06-09ZHEJIANG ELECTRIC POWER BOILER & PRESSURE VESSEL INSPECTION INST CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ZHEJIANG ELECTRIC POWER BOILER & PRESSURE VESSEL INSPECTION INST CO LTD
Filing Date
2024-10-28
Publication Date
2026-06-09

AI Technical Summary

Technical Problem

Existing technologies for ultrasonic nondestructive testing of composite insulators suffer from high labor costs, limited accuracy, and low production efficiency, failing to meet the requirements of automation and high efficiency in modern production.

Method used

An ultrasonic testing device for composite insulators was designed, including a base, a water tank, a scanning mechanism, and a probe clamping mechanism. The composite insulator workpiece is driven to rotate by a roller mechanism installed in the water tank, and the probe clamping mechanism is driven by the X-axis, Y-axis, and Z-axis moving tracks. Combined with the water immersion phased array pulse echo method, high-precision testing of the composite insulator workpiece is achieved.

Benefits of technology

It enables high-precision ultrasonic non-destructive testing of composite insulator workpieces, adapts to different sizes and models, improves testing efficiency and accuracy, and meets the automation needs of modern production.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application discloses a kind of composite insulator ultrasonic detection devices, by installing roller mechanism in water tank, by adjusting the spacing between moving roller group and fixed roller group, it can be adapted to different size models of composite insulator workpiece, simultaneously, using driving motor drives transmission shaft rotation, it can drive composite insulator workpiece rotation set angle;Through the movement of scanning mechanism in mutually perpendicular X axis, Y axis and Z axis direction, probe clamping mechanism can be driven relative to roller mechanism and composite insulator workpiece movement, so that probe can enter into umbrella skirt gap;By installing three probes on probe mounting seat, and the spacing between three probes is adjustable, so, it can be adapted to the composite insulator workpiece with different umbrella skirt spacing.The application further proposes a kind of composite insulator ultrasonic detection method.The composite insulator ultrasonic detection device and method of the application can realize ultrasonic nondestructive testing to composite insulator workpiece, with the advantage of high detection precision.
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