天然气管道焊接装置

By using an automatic alignment and curvature adjustment mechanism with a ring gear and movable cylinder structure, the cumbersome operation problem of aligning pipes of different diameters in existing technologies has been solved, achieving efficient natural gas pipeline welding.

CN224508895UActive Publication Date: 2026-07-17SHANDONG ZHIHONG AUTOMATION TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANDONG ZHIHONG AUTOMATION TECHNOLOGY CO LTD
Filing Date
2025-08-07
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing natural gas pipeline welding equipment requires repeated manual adjustments when aligning with pipelines of different diameters, which increases labor intensity, is cumbersome, and affects welding efficiency.

Method used

It adopts a ring gear and movable cylinder structure, and automatically aligns the metal half ring and clamping assembly with the pipe axis by motor drive, and adjusts the curvature by movable ring and movable cylinder to achieve automatic alignment and adaptation to pipes of different diameters.

Benefits of technology

It can align with the pipe axis without repeated adjustments, reducing welding errors, improving welding efficiency, adapting to the external curvature of pipes of different diameters, and eliminating the need for repeated disassembly and installation.

✦ Generated by Eureka AI based on patent content.

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Abstract

本实用新型公开了天然气管道焊接装置,涉及天然气管道安装技术领域。本实用新型包括焊接套管、转动套筒、焊枪和安装机构,所述焊接套管的内壁开设有环形活动槽。本实用新型通过第一电机、金属半环和升降板可以使得其中两个弧形板移动,两个弧形板移动会给予管道一个向轴心的力,当未对准轴心时,两个弧形板移动挤压会使得转动套筒移动,进而使得轴心对准,从而无需反复调整就可对准,有效避免了因偏移导致的后续焊接误差,同时通过环形驱动块和活动筒可以使得不同弧度的弧形板对准升降板,然后再与多种直径的管道外壁完全贴合并进行挤压对准,从而便于与多种直径天然气管道的轴心对准,无需反复拆卸安装,有效保证了焊接效率。
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