A quick-mounting connecting joint of a steel structure

CN121976609BActive Publication Date: 2026-06-09CHINA RAILWAY CONSTR ENG GRP NO 5 CONSTR CO LTD +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHINA RAILWAY CONSTR ENG GRP NO 5 CONSTR CO LTD
Filing Date
2026-04-08
Publication Date
2026-06-09

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Abstract

This invention relates to the field of building structure engineering technology, specifically to a quick-installation connection node for steel structures. The quick-installation connection node includes a hub, rods, and a fixing assembly. The hub has several embedding slots on its sidewalls. There are several rods, each with a connector fixed to its end. Each connector has two adjusting rods inserted, allowing for linear extension and retraction relative to the rod. The free ends of the two adjusting rods on the same connector are embedded in the same embedding slot and locked to the sidewall of the same slot. The fixing assembly passes through a central hole penetrating the upper and lower surfaces of the hub to fix the hub and rods. During use, the two adjusting rods on the same connector can be adjusted to have different extension lengths, allowing the rods to adapt to hubs of different specifications. Since the adjusting rods and connectors are universal components, standardized mass production can be achieved during the manufacturing stage, ensuring efficient assembly of the embedded hub node.
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Citation Information

Patent Citations

  • Assembly type hub type node for aluminum alloy grid structure and construction method

    CN109811890A

  • Hub structure connecting node and connecting framework thereof

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