Package testing device and gas permeability testing device

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AI technical title is built by Patsnap AI team. It summarizes the technical point description of the patent document.
By designing a straight channel and air inlet/outlet structure in the packaging testing device, the problem of poor gas transmission was solved, achieving efficient and safe gas permeability detection.

CN223597476UActive Publication Date: 2025-11-25GBPI PACKAGING TEST INSTR

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Patent Information

Application Number: CN202422812970.3
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2024-11-18
Publication Date: 2025-11-25
Estimated Expiration: 2034-11-18

Application Information

Patent Timeline

18 Nov 2024

Application

CN202422812970.3

25 Nov 2025

Publication

CN223597476U

IPC: G01N15/08

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Application Domain

Permeability/surface area analysis

Technology Topics

Package testing Structural engineering

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AI Technical Summary

Technical Problem

Existing packaging gas permeability testing devices suffer from poor gas transmission, resulting in low testing efficiency and potential leakage risks.

Method used

Design a packaging testing device that adopts a structure of mounting plate, sealing cover and mounting base. The bottom is provided with a straight channel and air inlet and outlet. Fasteners and connecting pipes are used to ensure smooth gas flow. It is connected to the testing device through a second connecting pipe to ensure smooth and safe gas transmission.

Benefits of technology

This ensures unimpeded gas transmission, improves detection efficiency and safety, reduces installation difficulty and cost, and enhances the overall performance and safety of the device.

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Abstract

The utility model relates to the technical field of gas permeability testing, and discloses a packaging material testing device and a gas permeability testing device.The packaging material testing device comprises a mounting plate, a sealing cover and a mounting base, the mounting plate and the sealing cover define a first closed space, and the mounting base is arranged on the mounting plate and located in the first closed space; the bottom of the sealing cover is provided with a first gas inlet and a first gas outlet through which test gas enters and exits, the inner side wall of the sealing cover is provided with a second gas inlet and a second gas outlet, a first gas outlet channel is communicated between the second gas inlet and the first gas outlet, and a first gas inlet channel is communicated between the first gas inlet and the second gas outlet; a second gas inlet channel and a second gas outlet channel for detecting gas inlet and outlet are formed in the bottom of the mounting plate; an air inlet pipe and an air outlet pipe are arranged on the mounting base, the air inlet pipe is connected with the second air inlet channel, and the air outlet pipe is connected with the second air outlet channel. According to the utility model, the gas transmission is smooth, the transmission efficiency and the use safety are improved, and the installation difficulty is reduced.

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