35KV contact box adopting novel busbar fixing insert

The utility model discloses a 35KV contact box adopting a novel busbar fixing insert, which comprises a contact box body, a busbar outlet groove arranged on the contact box body, an insulating bottom plate arranged in the contact box body and at the position of the busbar outlet groove, a groove arr...

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1. Verfasser: JIANG XUJIAN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The utility model discloses a 35KV contact box adopting a novel busbar fixing insert, which comprises a contact box body, a busbar outlet groove arranged on the contact box body, an insulating bottom plate arranged in the contact box body and at the position of the busbar outlet groove, a groove arranged on the insulating bottom plate, and a nodular cast iron insert fixedly arranged in the groove and connected with a busbar. The nodular cast iron insert and the groove are fixed through a concave-convex embedding structure; and at least three circles of umbrella skirts for increasing the creepage distance are additionally arranged on the contact box body and above the bus outlet groove. The insert is high in strength, not easy to oxidize and long in service life; and a plurality of umbrella skirt structures for increasing the creepage distance are adopted, so that the creepage distance is effectively increased, and the working performance is improved. 本实用新型公开了一种采用新型母排固定嵌件的35KV触头盒,包括触头盒本体,触头盒本体上设置母线出线槽,在触头盒本体中、