Rear connection lightning arrester

By designing a rear lightning arrester with a T-shaped structure, using a combined structure of grounding screw, slip ring, spring and positioning bolts, the problem of loose connection of the existing rear lightning arrester is solved, and a higher ground connection reliability and operational convenience are achieved.

CN222653727UActive Publication Date: 2025-03-21JUYI ELECTRIC POWER TECH CO LTD
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Patent Information

Application Number
CN202421259695.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-04
Publication Date
2025-03-21
Estimated Expiration
2034-06-04

AI Technical Summary

Technical Problem

During the installation and use of existing rear lightning arresters, the connection between the grounding ring and the lightning arrester is easily loosened, affecting the grounding effect.

Method used

A T-shaped rear lightning arrester is designed, which uses a grounding screw to threaded connection with the lightning arrester core, combined with the structure of slip ring, spring and positioning bolts to achieve rapid installation limit of the grounding ring, and maintains close contact between the grounding ring and the fixing nut through the spring's elastic force.

Benefits of technology

It improves the reliability of the ground connection, reduces the tightening operation requirements of the staff during installation, increases the operation convenience, and realizes the convenience of assembly through the cooperation of the slip ring and the slot.

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Abstract

The utility model provides a rear connection lightning arrester, which belongs to the field of lightning arresters, is integrally of a T-shaped structure, and comprises a lightning arrester core body and a grounding connection assembly, the grounding connection assembly comprises a grounding screw penetrating through the lightning arrester bottom cover, the grounding screw is in threaded connection with the lightning arrester core body, the fixing nut abuts against the bottom of the lightning arrester bottom cover, the grounding screw is sleeved with a grounding ring, the grounding ring is grounded through a grounding wire, and the bottom of the grounding screw is coaxially and fixedly connected with a round rod. A positioning bolt in threaded connection is arranged on the sliding ring in a penetrating manner, the positioning bolt extends into one clamping groove, and at the moment, the spring is in a compressed state. According to the utility model, the structure is optimized, the grounding ring is effectively installed and limited, the grounding reliability is ensured, and the assembly is convenient.
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