On-line monitoring device for transformer bushing

• Main Authors: LI SICEN, LIU JIAN, HU QING, LEI FAN
• Format: Patent
• Language: Chinese; English
• Published: 01.09.2023
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR

The utility model belongs to the technical field of transformer bushings, and particularly relates to a transformer bushing on-line monitoring device, which comprises an oil conservator, an inflatable airbag and a wireless barometer, the oil conservator comprises a top cover, a connecting plate and a bottom shell which are arranged in sequence, the connecting plate is provided with a through hole I and a through hole II, and the bottom shell is connected with the end part of an insulator; the inflatable air bag comprises a cylindrical rigid component, an elastic bag body and a plurality of studs connected to the top of the cylindrical rigid component, the studs are fixedly connected with the connecting plate through nuts, the elastic bag body surrounds the cylindrical rigid component to form a cavity, the inflatable air bag is communicated with the first through hole and the second through hole, and an outer port of the first through hole is connected with a one-way inflation nozzle; the induction end of the