Local fan capable of improving effective air volume

The local fan capable of improving the effective air volume comprises a machine shell and a fixing ring, the fixing ring is connected to the outer side of one end of the machine shell in a sleeved mode, a rubber ring is fixedly installed on the inner wall of the fixing ring, the machine shell and th...

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Bibliographic Details
Main Authors XIANG QIUPING, PAN CHANGXIN, HUANG QINGHUA
Format Patent
LanguageChinese
English
Published 06.12.2022
Subjects
BLASTING
EARTH DRILLING
FIXED CONSTRUCTIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
MINING
NON-POSITIVE DISPLACEMENT PUMPS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
WEAPONS
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Summary:The local fan capable of improving the effective air volume comprises a machine shell and a fixing ring, the fixing ring is connected to the outer side of one end of the machine shell in a sleeved mode, a rubber ring is fixedly installed on the inner wall of the fixing ring, the machine shell and the rubber ring are each of a semicircular structure, one end of the machine shell is hinged through a hinge, and the other end of the machine shell is integrally connected with a buckle. The air duct cloth has the advantages that the fixing ring and the rubber ring are adopted, when the air duct cloth is installed, one end of the air duct cloth is arranged at one end of the machine shell in a sleeved mode, the fixing ring is opened, the air duct cloth is connected to the outer side of one end of the air duct cloth in a sleeved mode, the bolt penetrates through the buckle, the nut is used for fixing the bolt, and then the rubber ring can clamp one end of the air duct cloth, and the air duct cloth and the machine shel
Bibliography:Application Number: CN202221259738U