Optical fiber interface mining intrinsic safety type display and display system
The utility model relates to an optical fiber interface mining intrinsic safety type display and a display system, the display comprises a video conversion module, a driving board and an LED display screen which are sequentially connected according to the signal flow direction, the video conversion...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to an optical fiber interface mining intrinsic safety type display and a display system, the display comprises a video conversion module, a driving board and an LED display screen which are sequentially connected according to the signal flow direction, the video conversion module is provided with an optical fiber interface used for receiving external communication signals, and a constant current board is arranged between the driving board and the LED display screen. The output end of the constant current board is connected with the power input end of the LED display screen. The display system comprises an industrial personal computer, an intrinsic safety power supply module and an optical fiber interface mining intrinsic safety type display, the industrial personal computer is arranged in an intrinsic safety type control box, and a video signal output end of the industrial personal computer is connected with a video signal input end of a video conversion module of the optical fiber i |
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