Sand-control fresh air device of railway vehicle air conditioner

The utility model discloses a sand-control fresh air device of a railway vehicle air conditioner, which comprises a draught fan and a filter device disposed in the front of the draught fan. An air-sand separator is disposed in the front of the filter device and includes at least one hollow tube and...

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Bibliographische Detailangaben
Hauptverfasser:	YANG YU, WANG WENLIANG, HUANG DEZHI, WANG XINGJIANG, JIANG QIAOMING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING BODY DETAILS OR KINDS OF RAILWAY VEHICLES HEATING LIGHTING MECHANICAL ENGINEERING PERFORMING OPERATIONS RAILWAYS RANGES TRANSPORTING VENTILATING WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a sand-control fresh air device of a railway vehicle air conditioner, which comprises a draught fan and a filter device disposed in the front of the draught fan. An air-sand separator is disposed in the front of the filter device and includes at least one hollow tube and a guide tube disposed in front of the hollow tube, both the central tube and the guide tube are disposed along the vertical direction, and a containing opening is axially arranged on the central tube. Fresh air sequentially passes through the air-sand separator and the filter device to be filtered, and is then guided indoors by the aid of the sand-control fresh air device, and thereby fresh air quality is improved.