A device for external communication comprises a detection device (14) and an alarm device (16). The detection device (14) comprises a microphone (17), a detection unit (19), and a transmission unit (20). When the detection unit (19) detects that an intercom (13) is emitting a call sound, the transmission unit (20) wirelessly transmits a detection signal. The alarm device (16) comprises an alarm unit, a reception unit (23), and an alarm control unit (24). When the reception unit (23) receives the detection signal from the transmission unit (20), the alarm control unit (24) sounds an alarm from the alarm unit.

    外部联络装置具备检测装置(14)以及通知装置(16)。检测装置(14)具备麦克风(17)、检测部(19)以及发送部(20)。当检测部(19)检测出内线电话(13)发出了呼叫音时,发送部(20)对检出信号进行无线发送。通知装置(16)具备通知器、接收部(23)以及通知控制部(24)。通知控制部(24)在接收部(23)从发送部(20)接收到检出信号时,使得从通知器进行通知。


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    Title :

    DEVICE FOR EXTERNAL COMMUNICATION FOR ELEVATOR


    Additional title:

    电梯用外部联络装置


    Contributors:

    Publication date :

    2021-08-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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