Fresh air ventilator and fresh air generation method

The invention relates to a fresh air ventilator and a fresh air generation method, and belongs to the technical field of fresh air ventilators. The fresh air ventilator comprises a circulation mechanism, an old air recovery assembly, an internal circulation old air pipeline, a fresh air output assem...

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Bibliographische Detailangaben
Hauptverfasser:	HUANG YUZHANG, YE GUOQING, WANG WUXIANG, SHU ENYUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING COLD ROOMS COMBINED HEATING AND REFRIGERATION SYSTEMS COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHERSUBCLASS HEAT PUMP SYSTEMS HEATING ICE-BOXES LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES MANUFACTURE OR STORAGE OF ICE MECHANICAL ENGINEERING REFRIGERATION OR COOLING REFRIGERATORS WEAPONS
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Beschreibung
Zusammenfassung:	The invention relates to a fresh air ventilator and a fresh air generation method, and belongs to the technical field of fresh air ventilators. The fresh air ventilator comprises a circulation mechanism, an old air recovery assembly, an internal circulation old air pipeline, a fresh air output assembly and an internal circulation fresh air pipeline; the circulating mechanism comprises a machine shell, an inner circulating filtering piece and an inner circulating fan, the inner circulating filtering piece and the inner circulating fan are arranged in the machine shell, one end of the inner circulating filtering piece communicates with an air suction opening of the inner circulating fan, and one end of an inner circulating old air pipeline penetrates through the machine shell and communicates with the end, away from the inner circulating fan, of the inner circulating filtering piece. The internal circulation fresh air pipeline penetrates through the machine shell and communicates with an air blowing opening of