High-reliability explosion-proof oil-immersed current transformer

• Main Authors: WU PENGZHI, WANG RUICHEN, KONG WEIWEI, CHENG NING, CAO NAIQING, CHO CHANG-KI, ZHAO YAN, MA FEI, WU GUANGBIN, YUAN GANG
• Format: Patent
• Language: Chinese; English
• Published: 06.09.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; INDUCTANCES; MAGNETS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; TRANSFORMERS

The invention provides a high-reliability explosion-proof oil-immersed current transformer, which relates to the technical field of transformers for the power industry, and adopts the scheme that the high-reliability explosion-proof oil-immersed current transformer comprises a transformer body, an oil conservator is arranged at the upper part of the transformer body, an expander is arranged at the upper part of the oil conservator, and the expander comprises an expansion joint, an expander outer cover main body and an expander outer cover top cover; a pressure relief opening is formed in the upper portion of the expansion joint, an anti-explosion piece is arranged on the pressure relief opening in a sealing mode, the anti-explosion piece is fixed through a pressing ring, a sealing washer is arranged between the pressing ring and the expansion joint, the expander outer cover body and the expander outer cover top cover are of a split structure, and a movable opening is formed in the connecting position of the e