The invention discloses an electric device for elevator overspeed prevention, which relates to the technical field of elevator auxiliary equipment and comprises a traction wheel, a traction rope is wound on the traction wheel, the tail end of the traction rope is connected with a lift car, the traction wheel is connected with a driving assembly, a rotating speed detection module is arranged in the driving assembly, and a mounting platform is arranged on the side of the traction wheel. A friction assembly and a control assembly are arranged on the mounting platform, the friction assembly comprises a first revolute pair and a second revolute pair, the first revolute pair is connected with a front connecting rod structure, the second revolute pair is connected with a rear connecting rod structure, and distance adjusting structures are arranged at the tops of the front connecting rod structure and the rear connecting rod structure; the third revolute pair is connected with a push rod structure, a fifth revolute pair is arranged on the push rod, the fifth revolute pair and the fourth revolute pair are connected with an installation connecting rod, the installation connecting rod is provided with a sixth revolute pair, and the sixth revolute pair is connected with a holding part. The device has the advantages of stable braking, sensitive response and reliable structure.

    本发明公开了一种电梯防超速用电气装置,涉及电梯辅助设备技术领域,包括牵引轮,牵引轮上绕设有牵引绳,牵引绳末端连接轿厢,牵引轮连接有驱动组件,驱动组件内设转速检测模块,牵引轮侧方设置有安装平台,安装平台上设置有摩擦组件和控制组件,摩擦组件包括第一转动副和第二转动副,第一转动副连接有前连杆结构,第二转动副连接有后连杆结构,前连杆结构和后连杆结构顶部设置有距离调节结构,控制组件包括第三转动副和第四转动副,第三转动副连接有推杆结构,推杆上设置有第五转动副,第五转动副和第四转动副上连接有安装连杆,安装连杆上设置有第六转动副,第六转动副连接有保持部。本发明具有稳定制动、反应灵敏和结构可靠的优点。


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    Titel :

    Electric device for preventing overspeed of elevator


    Weitere Titelangaben:

    一种电梯防超速用电气装置


    Beteiligte:
    HOU WENHUI (Autor:in) / SUN LIANWEN (Autor:in) / HOU YONGLONG (Autor:in)

    Erscheinungsdatum :

    2022-11-01


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66B Aufzüge , ELEVATORS / F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen



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