An insulated wiring device for an explosion-proof distribution cabinet

CN224288921UActive Publication Date: 2026-05-26HENAN HUIZHONG IND AUTOMATION ENG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HENAN HUIZHONG IND AUTOMATION ENG CO LTD
Filing Date
2025-06-07
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

The maintenance of existing traditional insulated wiring devices is arduous and time-consuming. After long-term use, dust can easily accumulate, affecting the normal operation of the equipment and increasing the risk of electrical failures.

Method used

The design employs a sliding connecting column and spring structure. The spring force ensures that the protective cover and limiting components fit tightly together, fixing the connecting wires, preventing tangling and wear, and keeping the inside of the cabinet clean.

Benefits of technology

It improves the efficiency of equipment use, prevents the degradation of cable insulation performance, reduces the risk of electrical faults, and keeps the cabinet clean and aesthetically pleasing.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model relates to the field of electrical distribution cabinet wiring technology, and discloses an insulated wiring device for an explosion-proof electrical distribution cabinet. It includes a distribution cabinet body, a wiring bracket fixedly connected inside the body, a load-bearing plate fixedly connected to the outer wall of the wiring bracket, a connecting post fixedly connected inside the load-bearing plate, and a wiring assembly inside the connecting post. The wiring assembly includes a protective cover fitted to the inner wall of the connecting post, and a second connecting post fixedly connected to the outer wall of the protective cover. A spring is provided at one end of the second connecting post. In this utility model, by passing the connecting wire through several protective covers inside two connecting posts, the protective covers are pushed by the connecting posts connected to the springs. The two protective covers are tightly connected under the elastic force of the springs, fixing the connecting wire, ensuring its sealing, preventing tangling or crossing, and keeping the cabinet interior clean.
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