LED display screen equipment for subway dispatching

The utility model belongs to the technical field of subway dispatching display screens, and particularly relates to an LED display screen device for subway dispatching, which comprises a mounting plate, one side of the mounting plate is provided with a placement groove, a movable cavity is formed in...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	WANG XIANGWU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CLEANING CLEANING IN GENERAL ENGINEERING ELEMENTS AND UNITS FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING PERFORMING OPERATIONS PREVENTION OF FOULING IN GENERAL STANDS OR SUPPORTS THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	The utility model belongs to the technical field of subway dispatching display screens, and particularly relates to an LED display screen device for subway dispatching, which comprises a mounting plate, one side of the mounting plate is provided with a placement groove, a movable cavity is formed in the mounting plate, a display screen body is movably mounted in the placement groove, and one side of the bottom of the movable cavity is provided with a mounting groove. Two through holes are formed between the mounting groove and the placing groove, a lead screw guide sleeve is rotatably mounted in the mounting groove, two cams are fixedly connected to the lead screw guide sleeve in a sleeving manner, a linkage lead screw is connected to the top end of the lead screw guide sleeve in a threaded sleeving manner, a connecting rod is fixedly mounted at the top end of the linkage lead screw, and a vertical rod is fixedly mounted at the top of the connecting rod. The LED display screen equipment for subway dispatching