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基于性能的传统与新型盘扣式钢管支架模拟对比分析

Simulation Comparative Analysis of Traditional and New Buckle Type Steel Pipe Supports Based on Performance

  • 摘要: 本文通过有限元分析,对传统盘扣式钢管支架与新型盘扣式钢管支架的性能进行了模拟对比,旨在评估两者在典型建筑施工条件下的行为表现,为工程应用中的支架选择提供理论依据。采用ABAQUS软件建立了两种支架类型的三维模型,分别进行了静态荷载下的模拟分析。模型中考虑了不同节点厚度,以评估其对支架整体承载力和稳定性的影响。模拟结果表明,尽管传统与新型盘扣式钢管支架均能满足基本承载要求,但新型支架在减少变形和提高稳定性方面表现出显著优势。例如,在节点承载力有限元分析中,厚度为10 mm的新型支架节点承载力为1.31 kN,较传统厚度为10 mm的节点提高了21.3%。此外,新型支架在多次荷载循环下的疲劳寿命明显优于传统支架,展现出更好的耐久性。综上所述,新型盘扣式钢管支架不仅在承载力和稳定性方面优于传统支架,还具备更长的使用寿命和更高的施工效率,为实际工程中的推广应用提供了理论支持。

     

    Abstract: Through finite element analysis, a comparative simulation of the performance between traditional and new buckle type steel pipe supports was conducted. The aim was to assess their behavior under typical construction conditions and provide a theoretical basis for supports selection in engineering applications. ABAQUS software was used to create three-dimensional models of both supports types, with simulations performed under static loads. The models considered different node thicknesses to evaluate their impact on the overall load-bearing capacity and stability of the scaffolds. The simulation results indicate that, while both traditional and new buckle type steel pipe supports meet basic load requirements, the new support exhibits significant advantages in reducing deformation and improving stability. For instance, in the finite element analysis of node bearing capacity, the new support node with a thickness of 10 mm has a bearing capacity of 1.31 kN, which is 21.3% higher than the traditional node with a thickness of 10 mm. In addition, the fatigue life of the new bracket under multiple load cycles is significantly better than that of traditional brackets, demonstrating better durability. In summary, the new buckle type steel pipe bracket not only outperforms traditional brackets in terms of bearing capacity and stability, but also has a longer service life and higher construction efficiency, providing theoretical support for its promotion and application in practical engineering.

     

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