The invention provides a large-tonnage cargo lift without a machine room. The large-tonnage cargo lift without a machine room comprises a first lift car, a second lift car, a counterweight, a permanent magnet synchronous traction machine and a main track. A first car bottom diversion sheave and a second car bottom diversion sheave are arranged at the bottom of the first lift car. A third car bottom diversion sheave and a fourth car bottom diversion sheave are arranged at the bottom of the second lift car. A first counterweight diversion sheave and a second counterweight diversion sheave are arranged on the top of the counterweight. A third guide wheel is arranged over the first counterweight diversion sheave and the second counterweight diversion sheave. A first guide wheel and a second guide wheel which are parallel with the third guide wheel are arranged above the first lift car and the second lift car. The permanent magnet synchronous traction machine is arranged above the third guide wheel and is in transmission connection with the first guide wheel, the second guide wheel, the first car bottom diversion sheave, the second car bottom diversion sheave, the third car bottom diversion sheave, the fourth car bottom diversion sheave, the first counterweight diversion sheave, the second counterweight diversion sheave and the third guide wheel through a power transmission belt.


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    Title :

    Large-tonnage cargo lift without machine room


    Contributors:
    WANG YIQIANG (author) / HE SHOUTING (author) / CHEN GAO (author) / XIE XIANZHOU (author) / CHEN ZHAOXIA (author)

    Publication date :

    2015-08-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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