The invention provides a screw elevator, and belongs to the technical field of elevators. The screw elevator comprises a longitudinal hoistway, a lift car, a guide rail and a plurality of screws, thelift car is connected with the screws, the guide rail is fixedly arranged on the inner wall of the longitudinal hoistway, a drive control mechanism is arranged between each screw and the lift car, each drive control mechanism comprises a threaded sleeve matched with the corresponding screw, and a sleeve is rotatably connected to the exterior of each threaded sleeve; an installation cavity is formed between the middle of each sleeve and the inner wall of the corresponding threaded sleeve, a rotor located in the corresponding installation cavity is connected to each threaded sleeve through a spline, a plurality of permanent magnet strips are arranged on each rotor, a plurality of stator iron cores evenly distributed in the circumferential direction are arranged on the inner wall of each sleeve, an electrified coil is wound around each stator iron core, and the stator iron cores are located in the middles of the sleeves; and a first reset spring is connected between the upper end of eachrotor and the corresponding threaded sleeve, and a second reset spring is connected between the lower end of each rotor and the corresponding threaded sleeve. The screw elevator has the advantages ofbeing good in comfort, simple in structure and the like.

    本发明提供了一种螺杆电梯,属于电梯技术领域。包括纵向井道、轿厢、导轨和若干根螺杆,轿厢与螺杆连接,导轨固定设置在纵向井道的内壁上,每根螺杆与轿厢之间均设置有一驱动控制机构,驱动控制机构包括与螺杆配合的螺纹套,螺纹套外转动连接有一套管,套管的中部与螺纹套的内壁之间形成一安装腔,螺纹套上花键连接有位于安装腔内的转子,转子上设置有若干永磁条,套管的内壁上设置有若干条周向均匀分布的定子铁芯,各定子铁芯上绕设有通电线圈,定子铁芯位于套管的中部,转子的上端与螺纹套之间连接有复位弹簧一,转子的下端与螺纹套之间连接有复位弹簧二。本发明具有舒适性好、结构简单等优点。


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    Title :

    Screw elevator


    Additional title:

    一种螺杆电梯


    Contributors:
    LIN XIAOLI (author) / LIN YOUFU (author) / CAI MIN (author)

    Publication date :

    2020-11-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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