A power pipe well quick opening well lid convenient for overhauling

By incorporating pry bars, irregular grooves, and slots into the main body of the manhole cover, the problem of requiring tools to open existing manhole covers has been solved, enabling quick and convenient opening of manhole covers, simplifying the operation process, and improving maintenance efficiency.

CN224395627UActive Publication Date: 2026-06-23THE FIRST CONSTR ENG COMPANY LTD OF CHINA CONSTR SECOND ENG BUREAU +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
THE FIRST CONSTR ENG COMPANY LTD OF CHINA CONSTR SECOND ENG BUREAU
Filing Date
2025-07-03
Publication Date
2026-06-23

AI Technical Summary

Technical Problem

The existing manhole covers are heavy and tightly fitted, requiring tools to open. If the tools are lost or damaged, they cannot be opened quickly, and the preparation and carrying of the tools are cumbersome, which prolongs the maintenance time.

Method used

A quick-opening manhole cover for power pipeline wells has been designed for easy maintenance. By setting pry bars, irregular grooves, irregular blocks and slots on the main body of the manhole cover, the manhole cover can be opened quickly by simple operation without additional tools.

Benefits of technology

It enables quick opening of manhole covers without the need for additional tools, simplifying the operation process, improving maintenance efficiency, and reducing the hassle of tool preparation and carrying.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to engineering equipment technical field discloses a kind of electric power pipe well quick opening well lid of convenient maintenance, including import frame, the inside installation of import frame has well lid main body, the top of well lid main body is equipped with square hole, the inside sliding connection of square hole has crowbar, the inside of crowbar is equipped with special-shaped groove, the both sides of special-shaped groove are slidingly connected with special-shaped block, the both sides of square hole are equipped with direction groove, the inside sliding connection of special-shaped block one end and direction groove, the side fixed connection of the top of crowbar has cover plate, the top of cover plate is equipped with pull groove. This convenient maintenance electric power pipe well quick opening well lid can make operating personnel not need to carry additional tool, just need to be completed opening to well lid main body itself simple operation, reduce the trouble of tool preparation and carrying, make well lid main body opening work more convenient and efficient.
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