一种加工塑料瓶用的气密性检测装置
By using a snap-fit plate and an adjusting handle, the problem of loose sealing caps was solved, improving the stability and accuracy of the testing operation.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- DONGGUAN ZHAOYAO PHARM PACKAGING PROD CO LTD
- Filing Date
- 2025-10-14
- Publication Date
- 2026-07-17
AI Technical Summary
In existing airtightness testing devices, the sealing cover is prone to loosening, affecting the stability and accuracy of the testing operation.
The system employs a snap-fit plate and an adjustment handle to restrict the position of the sealing cap, ensuring its stability.
The improved positional stability of the sealing cap facilitates subsequent testing operations, thereby enhancing the stability of the testing process. This demonstrates its effectiveness in addressing the positional stability issues inherent in existing technologies and its practical contribution to solving these problems.
Smart Images

Figure CN224518031U_ABST
Abstract
Claims
1. Airtightness testing device for processing plastic bottles, comprising a testing apparatus body (1), characterized in that: A working bucket (7) is provided at an adjacent position to the main body (1) of the testing equipment. A sealing cover (10) is provided at the upper end of the working bucket (7). Multiple snap-fit plates (9) are fixedly connected to the side of the sealing cover (10). Multiple rectangular plates (8) are fixedly connected to the lower end of the snap-fit plates (9) on the side of the working bucket (7). A rotating plate (17) is rotatably connected to the rectangular plate (8). A fixing column (20) is fixedly connected to the upper end of the rotating plate (17). A threaded rod (19) is threadedly connected to the upper end of the fixing column (20). An adjusting handle (18) is fixedly connected to the upper end of the threaded rod (19). The adjusting handle (18) is snapped into the snap-fit plate (9).
2. The leak testing apparatus for processing plastic bottles according to claim 1, wherein: The rectangular plate (8) is threaded with a side bolt (16), and the other end of the side bolt (16) passes through the rectangular plate (8) and abuts against the rotating plate (17).
3. The leak testing apparatus for processing plastic bottles according to claim 1, wherein: A connecting pipe (11) is fixedly connected to the side of the main body (1) of the testing equipment, and the end of the connecting pipe (11) away from the main body (1) of the testing equipment is connected to the sealing cap (10).
4. The leak testing apparatus for processing plastic bottles according to claim 1, wherein: The lower end of the sealing cover (10) is fixedly connected to a sealing ring plate (12), and the lower end of the sealing cover (10) is fixedly connected to an inner connection port (15) inside the sealing ring plate (12), and the inner connection port (15) is connected to the connecting pipe (11).
5. The airtightness testing device for processing plastic bottles as described in claim 1, characterized in that: The lower end of the main body (1) of the testing equipment is fixedly connected to a plurality of connecting rods (13) at the middle position between the sealing ring plate (12) and the inner connection port (15), and the lower end of the connecting rods (13) is fixedly connected to a breathable inner plate (14).
6. The leak testing apparatus for processing plastic bottles according to claim 1, wherein: The lower end of the main body (1) of the testing equipment is fixedly connected with multiple support pads (5).
7. The leak testing apparatus for processing plastic bottles according to claim 1, wherein: Multiple buttons (6) are provided on the side of the main body (1) of the detection device opposite to the connecting pipe (11), and a switch (4) is provided on the side of the main body (1) of the detection device adjacent to the buttons (6).
8. The leak testing apparatus for processing plastic bottles according to claim 1, wherein: The side of the main body (1) of the detection device is provided with a display screen (2) located above the switch (4), and the side of the main body (1) of the detection device is provided with a ventilation hole (3) located on the side adjacent to the connecting pipe (11).