A main landing gear light wheel fork structure of integrated design
The lightweight wheel fork structure with integrated design, using forging and cross diagonal rib support, solves the problems of machining difficulty and weight of wheel fork structure, realizes lightweight and multi-functional integration, and reduces machining cost and assembly/disassembly difficulty.
CN116280181BActive Publication Date: 2026-01-02JIANGXI HONGDU AVIATION IND GRP
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Patent Information
- Application Number
- CN202211680104.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2022-12-26
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2042-12-26
AI Technical Summary
Technical Problem
The existing wheel fork structure presents a contradiction between processing difficulty and weight, making it difficult to achieve both processability and lightweight design while simultaneously meeting multiple functional requirements.
Method used
Design an integrated lightweight wheel fork structure for the main landing gear, which adopts a forged open-section concave beam structure, combined with cross diagonal rib support, and achieves multi-functional integration through bolt connection, reducing the number of parts and reducing machining errors.
Benefits of technology
It achieves lightweight and multifunctional integration of wheel fork structure, reduces weight and processing costs, and improves ease of assembly and disassembly.
✦ Generated by Eureka AI based on patent content.
Abstract
The application relates to a main landing gear light wheel fork structure with an integrated design and belongs to the technical field of airplane design. The wheel fork structure comprises an upper locking bolt, a wheel fork main body, a brake key bolt, a tether ring, a lower guide pipe support, a brake disc, a brake guide pipe, an upper guide pipe support, an oil injection nozzle and a torsion arm connecting structure. The upper locking bolt is connected to the wheel fork main body, the upper locking function of the landing gear is realized, the brake key bolt is arranged in a hole formed at the intersection of lower inclined ribs, the brake disc is connected to the brake key bolt, the brake function of the main landing gear is realized, the tether ring is arranged in a hole formed in the brake key bolt, the tether function of the airplane is realized, the brake guide pipe is fixed to the wheel fork main body through the lower guide pipe support and is fixed to the torsion arm connecting structure through the upper guide pipe support, and the torsion arm connecting structure is connected to the wheel fork main body through a bolt.
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