Box-type substation with built-in overheat automatic power-off protection device

By combining the temperature control component and the exhaust component, and using the shape memory alloy spring to drive the fins to adjust the exhaust volume, combined with the intake component to filter impurities, the problem of moisture and dust interference affecting the heat dissipation structure of the box-type substation in outdoor environments is solved, achieving stable operation and protection of the equipment.

CN122436831APending Publication Date: 2026-07-21XINGTAI HUAXING ELECTRIC APPLIANCE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
XINGTAI HUAXING ELECTRIC APPLIANCE CO LTD
Filing Date
2026-05-12
Publication Date
2026-07-21

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Abstract

The application relates to the technical field of transformer substations, and discloses a box-type transformer substation with an embedded overheat automatic power-off protection device, which comprises a box body, the box body is composed of a high-voltage chamber, a transformer chamber and a low-voltage chamber, door plates are arranged on the high-voltage chamber, the transformer chamber and the low-voltage chamber, and the box body is provided with mounting frames, exhaust assemblies and temperature-sensing control assemblies; the mounting frames are arranged on the door plates; the mounting frames are arranged on the box body; the exhaust assemblies are arranged in the mounting frames; and the temperature-sensing control assemblies are arranged in the exhaust assemblies. Through the above technical scheme, the problem that the electric control elements in the transformer substation are easily disturbed by moisture and dust in an outdoor environment, the protection effect of the embedded overheat automatic power-off protection device is affected, and the heat dissipation state is difficult to adjust, so that the outdoor operation requirement of the box-type transformer substation cannot be fully met is solved.
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