Large-diameter circular jacking pipe joint prefabrication template

By designing prefabricated templates for large-diameter circular pipe jacking sections, the problems of traditional processes being unable to meet the construction quality and transportation limitations of large-diameter pipe jacking were solved. This enabled rapid and safe prefabrication of pipe sections, reduced costs and carbon emissions, and improved construction efficiency and safety.

CN122143213APending Publication Date: 2026-06-05HUNAN NO 6 ENG CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HUNAN NO 6 ENG CO LTD
Filing Date
2026-04-08
Publication Date
2026-06-05

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Abstract

The application discloses a large-diameter circular pipe section prefabrication template, and relates to the technical field of pipe section prefabrication templates.The template comprises three parts: a base, a combined inner mold system and an outer mold system.The outer mold system is installed on the base and located at an outer position and is composed of two half-cylinder outer molds, a safety platform and a reversible safety fence.The combined inner mold system is installed on the base and located at an inner position and is composed of an A-shaped movable template and a door plate.The template system is used for producing pipe sections, and the template system is not as complicated and costly as a new ground core mold system, and can be assembled quickly, safely and conveniently in a self-built pipe culvert prefabrication field beside a construction site, thereby guaranteeing the product quality.
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