Vacuum bag air tap

The utility model relates to an air tap of a vacuum bag. Air tap cap, a middle hole is formed in the middle of the air tap cap; a plurality of guide vanes distributed around the circumference of the middle hole are arranged on the front wall of the air tap cap; a fixing sleeve is arranged in the mid...

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1. Verfasser: XU RUOFENG
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The utility model relates to an air tap of a vacuum bag. Air tap cap, a middle hole is formed in the middle of the air tap cap; a plurality of guide vanes distributed around the circumference of the middle hole are arranged on the front wall of the air tap cap; a fixing sleeve is arranged in the middle of the rear wall of the air nozzle cap; a plurality of hollow flow guide holes distributed around the middle hole are formed in the left end of the inner cavity of the fixing sleeve; a circle of convex rib is arranged on the inner wall of the right port of the fixing sleeve; an air nozzle coveris fixed in the right end opening of the fixing sleeve, a rubber pad is arranged between the air nozzle cover and the air nozzle cap, a circle of clamping groove matched with the protruding rib is formed in the circumferential side wall of the air nozzle cover, a protruding needle is arranged in the middle of the front end face of the air nozzle cover, and a plurality of air guide holes and a plurality of protruding colum