Novel rainproof shutter air port

The novel rainproof shutter air port comprises an outer frame, a rotating shaft and a gear, the rotating shaft is arranged in the outer frame, the gear is arranged on the outer side of the rotating shaft, the bottom of the gear is meshed with a rack, the bottom of the rack is connected with a connec...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG FANLI, DONG LIXIANG, SUN DONGBIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING HEATING LIGHTING MECHANICAL ENGINEERING RANGES VENTILATING WEAPONS
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Beschreibung
Zusammenfassung:	The novel rainproof shutter air port comprises an outer frame, a rotating shaft and a gear, the rotating shaft is arranged in the outer frame, the gear is arranged on the outer side of the rotating shaft, the bottom of the gear is meshed with a rack, the bottom of the rack is connected with a connecting column, rotating shafts are arranged at the two ends of the connecting column, and the rotating shafts are arranged on the rotating shaft. The control motor is started to drive the rotating shaft to rotate, the rotating shaft drives the gear, the bottom of the gear is meshed with the rack, the bottom of the rack is connected with the connecting column, the connecting column is connected with the rack, the connecting column is connected with the rack, and the connecting column is connected with the rack. The tuyere frame at the bottom of the connecting column can rotate, so that the tuyere frame can be opened, practicability is improved, a rotating motor drives a driving wheel to rotate, the driving wheel is co