Sealing device for oil-immersed fuse pedestal

The invention provides a sealing device for an oil-immersed fuse pedestal. The fuse pedestal is arranged on a transformer box and comprises a pedestal base and a pedestal shell; the sealing device comprises a fastener and a seal ring; and the fastener is arranged on the pedestal base of the fuse; th...

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Bibliographic Details
Main Authors SHEN YIMING, CHEN YAN, XU HE, LI CHENGFA, LIN HAIOU, QIAN YONGJIE
Format Patent
LanguageChinese
English
Published 23.05.2012
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
INDUCTANCES
MAGNETS
RELAYS
SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
SELECTORS
TRANSFORMERS
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Summary:The invention provides a sealing device for an oil-immersed fuse pedestal. The fuse pedestal is arranged on a transformer box and comprises a pedestal base and a pedestal shell; the sealing device comprises a fastener and a seal ring; and the fastener is arranged on the pedestal base of the fuse; the seal ring is arranged at the root of the fuse pedestal; and the sectional shape of the seal ring is a circle and a lip integrated with the circle. The sealing device has multiple-seal protection characteristic, ensures reliable sealing property due to the double static sealing of the end face andthe radial direction, can effectively prevent invalidation of the seal ring due to misplaced shearing and has the double-seal effect for isolating the transformer oil from the root of the pedestal aswell as the static seal part of the end face and the multiple-seal protection for the damageable root of the pedestal.
Bibliography:Application Number: CN2009148574