一种变压器安全性能免拆装快速测试工装

By designing a rapid, non-disassembly-free testing fixture for transformer safety performance, and utilizing the transformer output plug and internal mapping circuit, the internal nodes are externalized into standardized plug terminals. This solves the problems of cumbersome disassembly and assembly and safety hazards in existing technologies, and enables rapid, non-destructive safety performance testing.

CN224518941UActive Publication Date: 2026-07-17QINGDAO RUIJIE INTELLIGENT INSTR

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
QINGDAO RUIJIE INTELLIGENT INSTR
Filing Date
2025-08-04
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies require disassembling the transformer casing when testing its insulation resistance, dielectric strength, and inter-turn withstand voltage. This process is cumbersome and poses safety hazards, especially for transformers that are sealed with glue or have complex structures.

Method used

A rapid, non-disassembly-free testing fixture for transformer safety performance was designed. It utilizes the transformer's inherent output plug as the test access point and externalizes key internal nodes into standardized plug terminals through an internal mapping circuit, enabling non-disassembly testing. The plug terminals are used for clamping and connection, allowing for rapid switching of test items.

Benefits of technology

It enables rapid and non-destructive testing of transformer safety performance, avoiding safety hazards and equipment damage during disassembly and assembly, and is suitable for rapid switching between different test items.

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Abstract

本实用新型提供一种变压器安全性能免拆装快速测试工装,包括PCB板,所述PCB板上安装有若干个插片端子和若干插座单元,若干所述插座单元分别与对应的所述插片端子电性连接,所述插片端子包括第一端子、第二端子、第三端子、第四端子、第五端子、第六端子。本实用新型具有如下的有益效果,本实用新型利用变压器固有的输出端插头作为测试接入点,通过工装内部的映射电路,将变压器内部不可直接访问的安全性能测试关键节点完全外部化、标准化到一组标识清晰的插片端子上,实现免拆装、免破坏即可检测变压器安全性能;并且通过直接在外部化的插片端子上进行夹持连接实现不同安全性能测试项目的快速切换和测试,无需改动变压器内部连接。
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