The invention discloses an elevator maintenance box capable of prompting safety of entering an elevator maintenance space. The elevator maintenance box comprises an elevator car roof maintenance box and an elevator pit maintenance box, the elevator car roof maintenance box comprises a car roof control panel, the car roof control panel is in communication connection with a main board CAN, the input end of the car roof control panel is connected with normally open contacts of a car roof maintenance knob switch and a car roof emergency stop switch, and a normally closed contact is connected with an elevator safety circuit; and the output end of the car roof control panel is connected with a plurality of light indication devices and a sound alarm device. The elevator pit maintenance box comprises a pit maintenance plate, the pit maintenance plate is in communication connection with a main board CAN, the input end of the pit maintenance plate is connected with normally open contacts of a pit maintenance knob switch and a pit emergency stop switch, and normally closed contacts are connected with an elevator safety circuit; and the output end of the pit maintenance plate is connected with a plurality of light indication devices and a sound alarm device. The method has the advantage that the effectiveness of the three switches can be intuitively judged according to the states of the indicator lamp and the alarm bell.

    本发明公开一种提示进入电梯检修空间安全的电梯检修盒,包括电梯轿顶检修盒和电梯底坑检修盒;电梯轿顶检修盒包括轿顶控制板,轿顶控制板与主板CAN通讯连接,轿顶控制板的输入端与轿顶检修旋钮开关、轿顶急停开关的常开触点连接,常闭触点与电梯安全回路连接;轿顶控制板的输出端与多种光指示装置和声报警装置连接。电梯底坑检修盒包括底坑检修板,底坑检修板与主板CAN通讯连接,底坑检修板的输入端与底坑检修旋钮开关、底坑急停开关的常开触点连接,常闭触点与电梯安全回路连接;底坑检修板的输出端与多种光指示装置和声报警装置连接。本发明的优点是通过对指示灯和警铃的状态,直观判断三种开关的有效性。


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    Title :

    Elevator maintenance box capable of prompting safety of entering elevator maintenance space


    Additional title:

    一种提示进入电梯检修空间安全的电梯检修盒


    Contributors:
    TANG WENXING (author) / SONG RUOFEI (author) / GAO ZUPING (author) / YANG MINGQIN (author) / LIU HUOLONG (author) / ZHU LINGLING (author) / ZHAO MINXIA (author)

    Publication date :

    2022-11-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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