CN217687724U - Powder-liquid double-chamber bag leakage detection device - Google Patents
Powder-liquid double-chamber bag leakage detection device Download PDFInfo
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- CN217687724U CN217687724U CN202221445803.4U CN202221445803U CN217687724U CN 217687724 U CN217687724 U CN 217687724U CN 202221445803 U CN202221445803 U CN 202221445803U CN 217687724 U CN217687724 U CN 217687724U
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- 238000001514 detection method Methods 0.000 title claims abstract description 53
- 239000007788 liquid Substances 0.000 title claims abstract description 48
- 239000000523 sample Substances 0.000 claims abstract description 41
- 230000008859 change Effects 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 claims description 55
- 239000001307 helium Substances 0.000 claims description 15
- 229910052734 helium Inorganic materials 0.000 claims description 15
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 14
- 230000003993 interaction Effects 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 12
- 238000012360 testing method Methods 0.000 abstract description 10
- 238000012790 confirmation Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 5
- 239000003814 drug Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000001066 destructive effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000012155 injection solvent Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model provides a powder-liquid double-chamber bag leak detection device, which comprises an airtight box and a leak detector, wherein the airtight box is used for placing a powder-liquid double-chamber bag to be detected; one end of the closed box is provided with an air inlet used for conveying air into the closed box; the other end is provided with an air outlet for outputting the gas in the closed box; a probe is arranged in the closed box to sample the gas in the closed box; the probe is connected with the leak detector through a pipeline, and sample gas sampled by the probe is sent to the leak detector through the pipeline; the leak detector is used for analyzing the sample gas and obtaining the content data of the detected gas in the sample gas; the closed box is provided with a panel for displaying the change data of the detected gas content. The device can realize leak detection test of the sealing performance of full-number powder-liquid double-chamber bag products, so that all the powder-liquid double-chamber bag products are ensured to be subjected to effective leak detection test, and the completion sealing performance confirmation of detection precision can be ensured on the premise of not damaging the products.
Description
Technical Field
The utility model relates to the field of medical equipment, concretely relates to two room bag leak hunting devices of powder liquid.
Background
The prior powder-liquid dual-chamber bag product is an instant infusion product, and comprises a liquid chamber filled with an injection solvent and a powder chamber filled with medicine powder, wherein the two chambers are separated by a weak welding separation strip. When in use, medical care personnel only need to slightly squeeze the liquid chamber and open the weak welding separation strip between the two chambers, so that the injection solvent and the medicine powder in the two chambers can be fully mixed for clinical use. The film material used for making the powder-liquid double-chamber bag is usually polyethylene or polypropylene, has certain permeability to oxygen, water vapor and the like in the air and cannot be protected from light, so the barrier property of the package is increased by adopting a mode of welding aluminum-plastic composite barrier films on the upper surface and the lower surface of a powder chamber of the powder-liquid double-chamber bag, thereby reducing the influence of moisture, oxygen and illumination on the sterile powder medicine and preventing the problem of degradation of the powder medicine due to the reasons of moisture, oxygen, illumination and the like. The sealing effect of the aluminum-plastic composite barrier film has a crucial influence on the product quality. The existing tightness judgment is mainly judged by checking tensile strength and penetrant, and belongs to destructive detection, and all products produced cannot be subjected to full detection and only can be suitable for spot check in the production process; visual inspection can only judge the appearance welding of the product, but cannot judge micropores generated in the welding inner layer, and great risk exists in the sealing inspection of the product. A special penetrating fluid is also injected into a sealing cavity between an aluminum film and a medicine bag, and if welding is unqualified, the penetrating fluid flows out, but the method has low efficiency and inconvenient operation, belongs to destructive tests, and only can be checked in a sampling mode, but not in a full-inspection mode. The utility model patent with the patent number of 202020232499.X discloses a helium filling device for aluminum film welding of a powder-liquid double-chamber bag, and a certain amount of helium is filled between an aluminum film and the powder-liquid double-chamber bag before welding is completed by a full-automatic aluminum film welding machine. But does not disclose a corresponding leak detection technique.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a powder-liquid double-chamber bag leak detection device, which comprises a closed box and a leak detector, wherein one end of the closed box is provided with an air inlet for conveying gas into the closed box; the other end is provided with an air outlet used for outputting the gas in the closed box; a probe is arranged in the closed box to sample the gas in the closed box; the probe is connected with the leak detector through a pipeline, and sample gas sampled by the probe is sent to the leak detector through the pipeline; the leak detector is used for analyzing the sample gas and obtaining the content data of the detection gas in the sample gas; the closed box is provided with a panel for displaying the change data of the detected gas content. The device can realize leak detection test of the sealing performance of all the powder-liquid double-chamber bag products, so that all the powder-liquid double-chamber bag products are subjected to effective leak detection test, and the detection precision can be ensured to complete the sealing performance confirmation on the premise of not damaging the products.
Further, the detection gas is helium.
Further, the leak detector is a helium leak detector.
Further, the number of the probes is greater than or equal to one.
Further, the probes are uniformly distributed in the closed box.
Further, the conduit is a hose.
Further, the closed box is made of transparent materials.
Further, the panel is a human interaction panel.
Adopt the utility model provides a two room bag leak hunting device of powder liquid has following technological effect:
1. the leak detection test of the sealing performance of the full-number powder-liquid double-chamber bag product can be realized, so that the effective leak detection test of the sealing performance of all the powder-liquid double-chamber bag products is ensured.
2. The detection accuracy can be ensured and the confirmation of the sealing performance can be completed on the premise of not damaging the product.
3. The man-machine interaction panel is used for displaying helium concentration conversion signals more intuitively.
Adopt the utility model provides a two room bag leak hunting methods of powder liquid have following technological effect:
1. and completely cleaning the detection gas in the closed box through the gas inlet and the gas outlet before the powder-liquid double-chamber bag to be detected is placed.
2. The detection is more convenient and clear in the subsequent detection process, and the detection can be carried out on the powder liquid double-chamber bag to be detected for multiple times.
Drawings
Fig. 1 is a schematic view of a powder-liquid double-chamber bag leak detection device in an embodiment of the invention;
FIG. 2 is a top view of a powder-liquid dual-chamber bag leak detection device according to an embodiment of the present invention;
FIG. 3 is a schematic view of the powder-liquid dual-chamber bag according to the embodiment of the present invention when no gas leakage is detected;
FIG. 4 is a schematic view of the powder-liquid dual-chamber bag according to the embodiment of the present invention when detecting gas leakage;
1. a leak detector; 2. an air inlet; 3. a closed box; 4. an air outlet; 5. a probe; 6. a pipeline; 7. a display panel is provided.
Detailed Description
To clearly illustrate the design concept of the present invention, the present invention is described below with reference to examples.
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are described below clearly and completely with reference to the drawings in the examples of the present invention, and it is obvious that the described examples are only a part of examples of the present invention, but not all examples. Based on the examples of the present invention, all other embodiments obtained by those skilled in the art without any creative work shall fall within the protection scope of the present invention.
In the description of the present embodiment, the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention.
The utility model provides a powder-liquid double-chamber bag leakage detecting device, which comprises a closed box 3 and a leakage detector 1, wherein the closed box 3 is used for placing a powder-liquid double-chamber bag to be detected; one end of the closed box 3 is provided with an air inlet 2 for conveying air into the closed box 3; the other end is provided with an air outlet 4 for outputting the gas in the closed box 3; a probe 5 is arranged in the closed box 3 to sample the gas in the closed box 3; the probe 5 is connected with the leak detector 1 through a pipeline 6, and sample gas sampled by the probe 5 is sent into the leak detector 1 through the pipeline 6; the leak detector 1 is used for analyzing the sample gas and obtaining the content data of the detected gas in the sample gas; the closed box 3 is provided with a display panel 7 for displaying the change data of the detected gas content. The device can realize leak detection test of the sealing performance of full-number powder-liquid double-chamber bag products, so that all the powder-liquid double-chamber bag products are ensured to be subjected to effective leak detection test, and the completion sealing performance confirmation of detection precision can be ensured on the premise of not damaging the products.
The detection gas adopted in the embodiment is helium, the helium is filled between the powder-liquid double-chamber bag and the aluminum-plastic composite barrier film, and the leak detector 1 is a helium leak detector capable of detecting helium leaked from the aluminum-plastic composite barrier film. A plurality of probes 5 are uniformly arranged in the enclosure 3 for the reliability of the result, and the other ends of the probes are fixed to the enclosure. The tube 6 used in this embodiment is a flexible tube for easier positioning of the probe 5. And the adopted panel 7 is preferably a human-computer interaction panel for display, the leak detector 1 converts the detected gas (helium) content data into a helium concentration value and a helium concentration curve, and the display on the human-computer interaction panel is more visual. The airtight box is made of transparent materials, and the setting conditions of products to be detected and probes and the like in the airtight box can be seen more visually. Fig. 3-4 are schematic diagrams of the change of the detected gas content in the actual detection process. Wherein fig. 3 is a schematic view showing the absence of helium leakage and fig. 4 is a schematic view showing the panel in the presence of detection gas leakage.
When the powder-liquid double-chamber bag leakage detecting device is used in detail, the leakage detector 1 is started after the powder-liquid double-chamber bag to be detected is pre-filled with detection gas; detecting whether detection gas exists in the closed box 3; if the leak detector 1 detects that no detection gas exists in the closed box 3, performing the fourth step; if the leak detector 1 detects that the detection gas exists in the closed box 3, the gas inlet 2 and the gas outlet 4 are opened, and the gas is continuously conveyed through the gas inlet 2 to enter the closed box 3 and is discharged through the gas outlet 4; stopping conveying the gas until no detection gas exists in the closed box 3, and closing the gas inlet 2 and the gas outlet 4; after no detection gas exists in the closed box, putting the powder-liquid double-chamber bag to be detected into the closed box 3; at the moment, a probe 5 is arranged in the closed box 3 and is used for sampling gas in the closed box 3; sample gas sampled by a probe 5 is sent into the leak detector 1 through a pipeline 6; the leak detector 1 analyzes the sample gas and obtains the content change data of the detected gas in the sample gas; and displays the data through the panel 7.
Before the powder-liquid double-chamber bag to be detected is placed, the detection gas in the closed box 3 is completely cleaned through the gas inlet 2 and the gas outlet 4. The detection is more convenient and clear in the subsequent detection process, and the detection can be carried out on the powder liquid double-chamber bag to be detected for multiple times. The double-chamber bag for the powder and the liquid to be detected cannot be damaged, and the test result is more accurate. The detection is more convenient and clear in the subsequent detection process, and the detection can be carried out on the powder liquid double-chamber bag to be detected for multiple times.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.
Finally, it is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention, and these changes and modifications are to be considered as the protection scope of the invention.
Claims (8)
1. The utility model provides a two room bag leak hunting device of powder liquid which characterized in that includes: the device comprises a closed box and a leak detector, wherein a powder-liquid double-chamber bag to be detected is arranged in the closed box;
one end of the closed box is provided with an air inlet used for conveying air into the closed box; the other end is provided with an air outlet used for outputting the gas in the closed box;
a probe is arranged in the closed box and is used for sampling gas in the closed box;
the probe is connected with the leak detector through a pipeline, and sample gas sampled by the probe is sent to the leak detector through the pipeline;
the leak detector is used for analyzing the sample gas and obtaining the content data of the detection gas in the sample gas;
and a panel is arranged on the leak detector and used for displaying the content data change of the detection gas.
2. The powder-liquid dual-chamber bag leak detection device according to claim 1, wherein the detection gas is helium.
3. The powder-liquid dual-chamber bag leak detection device according to claim 2, wherein the leak detector is a helium leak detector.
4. The leakage detection device for the powder-liquid double-chamber bag as claimed in claim 3, wherein the number of the probes is greater than or equal to one.
5. The powder-liquid double chamber bag leak detection device according to claim 4, wherein the probes are uniformly distributed in the closed box.
6. The powder-liquid double chamber bag leak detection device according to claim 1, wherein the pipe is a hose.
7. The powder-liquid double chamber bag leak detection device according to claim 1, wherein the panel is a human-machine interaction panel.
8. The powder-liquid double-chamber bag leakage detection device according to claim 1, wherein the airtight box is made of a transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221445803.4U CN217687724U (en) | 2022-06-10 | 2022-06-10 | Powder-liquid double-chamber bag leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221445803.4U CN217687724U (en) | 2022-06-10 | 2022-06-10 | Powder-liquid double-chamber bag leakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217687724U true CN217687724U (en) | 2022-10-28 |
Family
ID=83707877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221445803.4U Active CN217687724U (en) | 2022-06-10 | 2022-06-10 | Powder-liquid double-chamber bag leakage detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217687724U (en) |
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2022
- 2022-06-10 CN CN202221445803.4U patent/CN217687724U/en active Active
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