A full black component el test aid

By designing an insert-type all-black component EL testing auxiliary tool that integrates an insulating substrate and conductive unit, the problem of inconvenient operation of traditional tools was solved, achieving efficient and reliable electrical contact and improving production efficiency and product quality.

CN224503329UActive Publication Date: 2026-07-14HUACHUANG GUOJING (HEBEI) NEW ENERGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUACHUANG GUOJING (HEBEI) NEW ENERGY CO LTD
Filing Date
2025-10-17
Publication Date
2026-07-14

AI Technical Summary

Technical Problem

Traditional tools for holding busbars are inconvenient to operate, resulting in slow production cycles, high test failure rates, and a tendency to cause internal cracks or defects in components, affecting product quality.

Method used

Design an all-black component EL testing auxiliary tool, which adopts an insulating substrate and conductive unit structure. Through the insertion design, a stable electrical contact is formed with the conductive tin coating layer at the bottom of the busbar. Multiple guide strips are used to increase the contact area and avoid mechanical disturbance. Protective tape is used.

Benefits of technology

It achieves simple and quick operation, significantly improves production cycle time and efficiency, reduces test failure rate, avoids internal defects in components, and ensures product quality.

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Abstract

The utility model relates to a kind of full black component EL test auxiliary tools, including insulating substrate, with the first conductive unit of the upper portion solid connection setting of insulating substrate, with the second conductive unit of the lower portion solid connection setting of insulating substrate, and the electrically connecting first conductive unit with the conductive connecting portion of second conductive unit, first conductive unit is used to form electrical contact with the probe of EL tester, second conductive unit is used to form electrical contact with the conductive tinning layer of the bottom of full black component black busbar, to establish conductive path between probe and conductive tinning layer, tool adopts plug-in design, compared with traditional clamping tool, take and place operation is more simple and fast, significantly improve production rhythm and efficiency, first conductive unit adopts the welding structure of multiple auxiliary conductive band, forms the contact platform of expansion, greatly increases the contact area and contact probability with test probe, effectively reduces test failure rate and retest frequency.
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