Underground coal mine real-time display device
A real-time display, coal mine technology, applied in mining equipment, mining equipment, earthwork drilling, etc., can solve the problems of low work efficiency, untimely parameter update, waste of manpower and material resources, etc., to improve work efficiency and safety, parameter information Accurate and timely, cost-reducing effect
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[0033] The present invention will be further described below in conjunction with accompanying drawing.
[0034] Such as Figure 1 to Figure 22 As shown, a coal mine underground real-time display device includes a PJD127V-6 flameproof and intrinsically safe multi-parameter recording display 1, and the PJD127V-6 flameproof and intrinsically safe multi-parameter recording display 1 includes an intrinsically safe power conversion circuit, the first power conversion circuit, single-chip microcomputer 1 and the temperature and humidity acquisition circuit connected with single-chip microcomputer 1, the first infrared remote control receiving circuit, the first group of digital tube display circuit, the second group of digital tube display circuit, and the third group of digital tube display circuit; such as Figure 9 As shown, the input terminal of the intrinsically safe power conversion circuit is connected to a DC5V power supply. The intrinsically safe power conversion circuit co...
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