Mine safety monitoring and controlling system based on wireless data transmitting and receiving and signal converter
2009
The utility model provides a mine safety monitoring and controlling system based on a wireless data transmitting and receiving and signal converter, which comprises an onboard methane detection automatic power-off controller, a monitoring substation, an explosion-proof switch and a remote controller, a central supervisory control computer and a system processing workstation, and a network switching equipment, and is characterized in that: the mine safety monitoring and controlling system based on the wireless data transmitting and receiving and signal converter is also provided with N wireless data transmitting and receiving and signal converters; the onboard methane detection automatic power-off controller collects gas density parameter value, power supply voltage parameter value of a sensor, alternating current/direct current power supply state signals of the sensor and power on/off state signals of the onboard methane detection automatic power-off controller, processes the collected information data, and transmits the data to the wireless data transmitting and receiving and signal converters; and the utility model has advantages of stable transmission quality, low cost, low power consumption, strong interference immunity and broad range of applicability, and is especially suitable for the application in the coal mining industry and the like in China.
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