Laser obstacle monitoring control system between shield door and train door on subway station platform
A subway platform, monitoring and control technology, used in railway car body parts, stations, door/window accessories, etc., can solve the problems of inaccuracy, poor reliability, and insensitive infrared detection instruments, and achieve high power, good directionality, Avoid overlapping effects
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Embodiment 1
[0038] The laser obstacle monitoring and control system between the screen door of the subway platform and the train door includes hardware and software. The hardware part includes a monitoring unit, a control unit, and an alarm unit; the control unit includes a controller 1; the controller 1 is the The key equipment of the invention, the controller includes a box body 18 and a CPU module installed in the box body 18, a liquid crystal terminal 27, a signal isolator 28, a button 29 and a safety relay 31; the CPU module is composed of an AI unit, a DI unit and a DO unit. Composition: No. 1 communication interface 32 of the CPU module is connected with the RS232 communication interface, No. 2 communication interface 33 of the CPU module is connected with the LCD terminal 27, and the LCD terminal 27 is set and displays multiple pictures; the relevant terminal of the AI unit of the CPU module The pin is connected to the corresponding terminal of the signal isolator 28, the relevan...
Embodiment 2
[0045] Embodiment 2 is basically the same as Embodiment 1, except that No. 1, No. 2, No. 3 and No. 4 laser emitters 3, 6, 19 and 22 adopt the model SXD-JG-B, which has the ability to emit laser Can accept the function of the laser reflected back again, so corresponding to it is No. 1, No. 2, No. 3 and No. 4 laser reflectors 23, 24, 25 and 26, No. 1, No. 2, No. 3 and No. 4 laser reflectors 23, 24, 25 and 26 are located on the corresponding rear brackets.
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