The invention relates to the technical field of gantry cranes, and provides a gantry crane operation safety warning system, which comprises a position detection circuit, the position detection circuit comprises a displacement sensor U5, a triode Q3, a triode Q2, a resistor R8, a resistor R10 and a resistor R11, the first end of the resistor R10 is connected with a 12V power supply, the second end of the resistor R10 is connected with the emitting electrode of the triode Q3, and the second end of the resistor R10 is connected with the emitting electrode of the triode Q3. A first end of the resistor R11 is connected with a 12V power supply, a second end of the resistor R11 is connected with a collector electrode of the triode Q2, a base electrode of the triode Q3 is connected with a base electrode of the triode Q2, the base electrode of the triode Q3 is connected with a collector electrode of the triode Q3, a collector electrode of the triode Q3 is grounded through the resistor R8, and an emitting electrode of the triode Q2 is connected with a first power supply end of the displacement sensor U5. The output end of the displacement sensor U5 is connected with the main control unit, and the second power supply end of the displacement sensor U5 is grounded. According to the technical scheme, the problem that potential safety hazards exist during cross operation of gantry cranes in the prior art is solved.

    本发明涉及门座式起重机技术领域,提出了门座式起重机作业安全警示系统,包括位置检测电路,位置检测电路包括位移传感器U5、三极管Q3、三极管Q2、电阻R8、电阻R10和电阻R11,电阻R10的第一端连接12V电源,电阻R10的第二端连接三极管Q3的发射极,电阻R11的第一端连接12V电源,电阻R11的第二端连接三极管Q2的集电极,三极管Q3的基极连接三极管Q2的基极,三极管Q3的基极连接三极管Q3的集电极,三极管Q3的集电极通过电阻R8接地,三极管Q2的发射极连接位移传感器U5的第一供电端,位移传感器U5的输出端连接主控单元,位移传感器U5的第二供电端接地。通过上述技术方案,解决了相关技术中门座式起重机在交叉作业时存在安全隐患的问题。


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    Title :

    Gantry crane operation safety warning system


    Additional title:

    门座式起重机作业安全警示系统


    Contributors:
    SHI XIAOQIANG (author) / WANG DENGQI (author) / YAO JIAN (author) / HAN QINGYUAN (author) / SUN JIANBO (author) / WANG XIANGNAN (author) / DONG JINZHAO (author) / HU AIGUO (author) / LI ZHENLONG (author) / ZHANG YANKUN (author)

    Publication date :

    2023-11-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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