Pressure-resistant air leakage detection device provided with limiting structure and used for plastic bottle
The technology of a limit structure and detection device is applied in the direction of detecting the appearance of fluid at the leakage point and using liquid/vacuum degree to measure the liquid tightness, etc., which can solve the problems of inconvenient positioning and detection, and achieve convenient detection and increase The effect of practicality
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[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0029] see Figure 1-8, the present invention provides a technical solution: a pressure-resistant air leakage detection device for plastic bottles with a limit structure, including a base 1, a first sealing ring 2, a first groove 3, a first spring 4, a first stop Block 5, base external thread 6, base internal thread 7, thread sleeve 8, cylindrical conduit 9, card groove 10, connecting cylinder 11, second sealing ring 12, connecting cylindrical external thread ...
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