DISTRIBUTION NETWORK LINE LIGHTNING ARRESTER - QINGYUAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID CORP

Title:

DISTRIBUTION NETWORK LINE LIGHTNING ARRESTER

Document Type and Number:

WIPO Patent Application WO/2022/036881

Kind Code:

A1

Abstract:

A distribution network line lightning arrester, comprising: a lightning arrester housing, zinc oxide lightning arrester pieces, an upper plug, a lower plug, a push rod, a pressure spring, and a separation mechanism. Multiple zinc oxide lightning arrester pieces are successively connected and mounted in the lightning arrester housing; the upper plug is mounted in an upper opening of the lightning arrester housing, and the upper plug has one end electrically connected to the zinc oxide lightning arrester pieces and the other end electrically connected to a contact piece at the top of a lightning arrester base; the lower plug is provided with a through hole and mounted in a lower opening of the lightning arrester housing; a movable end of the push rod is slidably connected to the through hole; the pressure spring pushes a working end to abut against the zinc oxide lightning arrester pieces; the separation mechanism is mounted on the lower plug, and when the zinc oxide lightning arrester pieces are subjected to thermal explosion, the separation mechanism drives the movable end to move towards the lower plug, such that the separation mechanism is removed from the through hole to separate from the movable end.

Inventors:

ZHONG JIANYE (CN)
LI YANGYANG (CN)
FAN WEIBO (CN)
YU FAQIANG (CN)
DENG HAN (CN)
CHEN JINGJU (CN)
LI XIAOTING (CN)

Application Number:

PCT/CN2020/127950

Publication Date:

February 24, 2022

Filing Date:

November 11, 2020

Export Citation:

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Assignee:

QINGYUAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID CORP (CN)

International Classes:

H02H9/00

Foreign References:

CN108198675A	2018-06-22
CN208985796U	2019-06-14
CN105513919A	2016-04-20
CN203326597U	2013-12-04
US4123636A	1978-10-31