Air -tight testing device



The application discloses air -tight testing device for gas tightness to selling the quick -witted liquid flow siphunculus way of liquid detects, includes: the gas tightness tester, can hold sell the puncture tube's of liquid machine cavity, the opening of cavity can with the sealed lid sealing connection who sells the liquid machine is in order to form airtight space, the inner chamber of cavity with gas tightness tester intercommunication. The utility model provides an among the air -tight testing device, the structure of cavity can be better with sell the liquid machine sealed lid and puncture tube realize the cooperation to through the detection of gas tightness tester can be accurate reach the detection data, make the gas tightness detect operation reliable and simple more who sells the liquid flow siphunculus way of liquid machine.




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