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实用新型
CN205318538U 一种有效保护气表的扩频无线远传燃气表 有权

一种有效保护气表的扩频无线远传燃气表
摘要：
本实用新型公开了一种有效保护气表的扩频无线远传燃气表，它包括单片机控制单元、电源管理模块、IC卡管理模块、无线远传模块、电压检测模块、阀门驱动电路和报警模块，所述的单片机控制单元分别与电源管理模块、IC卡管理模块、无线远传模块、电压检测模块、阀门驱动电路和报警模块连接，电源管理模块为燃气表提供电源；所述的电压检测模块包括第一电阻、第二电阻、第三电阻、第四电阻、第五电阻、第六电阻、第七电阻、第一三极管、第二三极管、第一电容、第二电容、第一二极管、第二二极管和电源管理芯片。该气表结构简单，成本低，设置有电压检测模块能有效保护气表，设置有报警模块，能提供声光报警。
摘要（英）：

The utility model discloses an effectively protect spread spectrum wireless remote -transmitting fuel gas meter of gas meter, it includes single chip microcomputer control unit, power management module, IC -card management module, wireless teletransmission module, voltage testing, valve driving circuit and alarm module, the single chip microcomputer control unit be connected with power management module, IC -card management module, wireless teletransmission module, voltage testing, valve driving circuit and alarm module respectively, power management module provides the power for gas table, voltage testing include first resistance, second resistance, third resistance, fourth resistance, the 5th resistance, the 6th resistance, the 7th resistance, first triode, second triode, first electric capacity, second electric capacity, first diode, second diode and power management chip. This gas meter simple structure, it is with low costs, be provided with voltage testing and can effectively protect the gas meter, be provided with alarm module, can provide acousto -optic warning.

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