碳纤维结构件端框加强筋连接结构及成型方法

By using continuous reinforcing rib layup and repair layer design, the problem of poor connection between reinforcing ribs and end frames in carbon fiber structural components was solved, achieving high strength and fiber continuity in the structural components and improving the overall strength and durability of the structure.

CN117382214BActive Publication Date: 2026-07-17HUBEI SANJIANG AEROSPACE GRP HONGYANG ELECTROMECHANICAL

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HUBEI SANJIANG AEROSPACE GRP HONGYANG ELECTROMECHANICAL
Filing Date
2023-10-31
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the existing technology, the connection between the reinforcing ribs and the end frame of carbon fiber structural components is not effective enough, resulting in insufficient strength of the structural components. In particular, when the reinforcing rib structure is not in direct contact with the end frame, the fiber continuity is limited and the structural connection is weak.

Method used

The continuous reinforcing rib layup design is adopted, which includes the reinforcing rib body, dispersion angle and extension integrally formed. The extension extends to the end frame, and the fiber continuity and structural strength are improved through repair layer and hole design.

Benefits of technology

While ensuring sufficient assembly space, the effective connection between the reinforcing ribs and the end frame is achieved, which improves the overall strength of the structural components and the continuity of the fibers, thereby enhancing the durability and stability of the structure.

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Abstract

本公开涉及复合材料承力结构件成型技术领域,尤其涉及一种碳纤维结构件端框加强筋连接结构及成型方法。本公开提供了一种碳纤维结构件端框加强筋连接结构,包括底铺层、连续加强筋铺层和端框过渡区铺层,所述连续加强筋铺层包括加强筋本体、分散角和延续部,所述强筋本体、分散角和延续部一体成型,所述分散角设置在所述加强筋本体和所述延续部之间,所述延续部延续至端框,且所述延续部与所述分散角设置在所述底铺层和端框过渡区铺层之间。本通过实施例本公开的技术方案,在保证过渡区装配空间的前提下,实现结构件的端框、过渡区以及加强筋部位纤维结合,提升产品整体结构强度。
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