The invention provides a main/pre-pressurization integrated system, which can solve the technical problems of the fuel supply system of the existing aircraft, and comprises a cooling electric pump and a double-motion-freedom-degree piston pump main/pre-pressurization electric pump which are respectively communicated with a fuel tank; the electric pump comprises a second driving part and a main/pre-pressurization integrated double-motion-freedom-degree piston pump, the main/pre-pressurization integrated double-motion-freedom-degree piston pump comprises a speed reducer and a double-motion-freedom-degree piston pump, and a pump core of the double-motion-freedom-degree piston pump is of an upper/lower double-pump-core integrated series structure and comprises a first piston structure and a second piston structure. Each of the first piston structure and the second piston structure adopts an integrated structure of a piston and a cam guide rail, the cam guide rail is positioned in the middle of the piston, two sleeve structures symmetrically extend out of two sides of the cam guide rail, any sleeve structure comprises an outer side cylinder and an inner side cylinder, and a plurality of oil discharge ports and oil suction ports are respectively formed in the outer side cylinder and the inner side cylinder in the circumferential direction; the speed reducer is rotationally connected with the transmission shaft assembly, and the second driving part drives the double-motion-freedom-degree piston pump to operate through the speed reducer.

    本发明提供了一种主/预增压一体化系统,能够解决现有飞行器的燃油供给系统存在的技术问题,其包括:冷却电动泵和双运动自由度活塞泵主/预增压电动泵,分别与油箱相连通;电动泵包括第二驱动部和主/预增压一体双运动自由度活塞泵,后者包括减速器和双运动自由度活塞泵,双运动自由度活塞泵的泵芯采用上/下两联泵芯一体化串联结构,包括第一、二活塞结构,第一、二活塞结构均采用活塞和凸轮导轨一体化结构,凸轮导轨位于活塞的中部,凸轮导轨两侧对称长出两套筒结构,对于任意套筒结构,其均包括外、内侧筒,外、内侧筒上周向分别开设有多个排油口和吸油口;减速器与传动轴组件可转动地连接,第二驱动部通过减速器带动双运动自由度活塞泵运转。


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    Titel :

    Main/pre-pressurization integrated system based on double-motion-freedom-degree piston pump


    Weitere Titelangaben:

    基于双运动自由度活塞泵的主/预增压一体化系统


    Beteiligte:
    WANG LINGFENG (Autor:in) / PAN CHENGJIAN (Autor:in) / HUANG YEQING (Autor:in) / SUN JIANBO (Autor:in) / GUO MING (Autor:in) / GUAN CHENGQI (Autor:in)

    Erscheinungsdatum :

    2023-05-30


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    F02C Gasturbinenanlagen , GAS-TURBINE PLANTS / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / F04B Verdrängerkraft- und Verdrängerarbeitsmaschinen für Flüssigkeiten , POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS



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