The invention provides an electric hydraulic parallel driving engineering machinery walking system, and the system comprises a mechanical transmission part, an electric driving part, a hydraulic driving part and a walking execution part; the mechanical transmission part comprises a power input shaft, a hydraulic input shaft, a power output shaft, a first transmission shaft, a second transmission shaft, a third transmission shaft, a fourth transmission shaft, a fifth transmission shaft, a sixth transmission shaft and a seventh transmission shaft which are arranged in parallel. The advantages of an electric driving system and a hydraulic driving system are integrated, the electric driving part and the hydraulic driving part are adopted to jointly drive machinery to walk, the advantages of good speed regulation performance of electric transmission and high power density of hydraulic transmission are comprehensively exerted, energy consumption is lower, a driving force is sufficient, and economical efficiency is good.

    本发明提供一种电力液压并行驱动的工程机械行走系统,包括机械传动部分以及电力驱动部分、液压驱动部分和行走执行部分,所述机械传动部分包括相互平行布置的电力输入轴、液压输入轴、动力输出轴、第一传动轴、第二传动轴、第三传动轴、第四传动轴、第五传动轴、第六传动轴和第七传动轴。本发明综合了电动化驱动系统和液压驱动系统的优点,采用电力驱动部分和液压驱动部分共同驱动机械行走,综合发挥电传动调速性能好和液压传动功率密度高的优势,能耗相对较低、驱动力充足且经济性好。


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    Title :

    Electro-hydraulic parallel driving engineering machinery walking system


    Additional title:

    一种电力液压并行驱动的工程机械行走系统


    Contributors:
    CHEN QIHUAI (author) / CAI SHAOLE (author) / LIN TIANLIANG (author) / GUO TONG (author) / FU SHENGJIE (author) / REN HAOLING (author) / LI ZHONGSHEN (author) / FANG YANFEI (author)

    Publication date :

    2021-07-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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