Prefabricated body structure containing metal framework blade

• Main Authors: ZHENG HUILONG, FANG WENBO, KANG ZHENYA, WANG YAN
• Format: Patent
• Language: Chinese; English
• Published: 11.06.2024
• Subjects: BLASTING; ENGINE PLANTS IN GENERAL; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; STEAM ENGINES; WEAPONS

The invention provides a prefabricated body structure containing a metal framework blade, and belongs to the technical field of aero-engine blades, the prefabricated body structure specifically comprises a composite material braided fabric, a metal framework and sewing fibers, the composite material braided fabric comprises a blade basin part and a blade back part, and the blade basin part and the blade back part are located on the two sides of the metal framework; a plurality of lightening holes are formed in the metal framework, supporting beams are fixedly arranged in the lightening holes, and the supporting beams divide the lightening holes into at least two channels; the suturing fibers are arranged corresponding to the lightening holes, the suturing fibers of different lightening holes are independently arranged, and the suturing fibers corresponding to the single lightening hole penetrate through the channels in the lightening holes, so that the blade basin part, the blade back part and the supporting