Volute structure and fresh air ventilator comprising volute structure

The utility model provides a volute structure which comprises a volute body, a volute containing cavity, an air inlet channel and an air outlet channel, the volute body comprises an air inlet and an air outlet, the air inlet is located above one side of the volute body, the air outlet is located on...

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Bibliographische Detailangaben
Hauptverfasser:	SUN CHANGHENG, LIU HONGYAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING HEATING LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS RANGES VENTILATING WEAPONS
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Beschreibung
Zusammenfassung:	The utility model provides a volute structure which comprises a volute body, a volute containing cavity, an air inlet channel and an air outlet channel, the volute body comprises an air inlet and an air outlet, the air inlet is located above one side of the volute body, the air outlet is located on the other side of the volute body, and the air inlet is communicated with the air outlet. The volutebody is obliquely arranged in the volute containing cavity, the air inlet channel is arranged on one side of the volute containing cavity, extends into the volute containing cavity from the outside and is connected and communicated with the air inlet, and the air inlet channel covers an oblique space formed by the top end of the volute body and the top end of the volute containing cavity. The airoutlet channel is arranged on the other side of the volute containing cavity and communicates with the air outlet. The volute structure is used for increasing the air inlet area, and meanwhile due tothe fact that the volute b