CN111238730A - Method for manufacturing standard container, method for testing performance of instrument, and standard container - Google Patents
Method for manufacturing standard container, method for testing performance of instrument, and standard container Download PDFInfo
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- CN111238730A CN111238730A CN202010181403.6A CN202010181403A CN111238730A CN 111238730 A CN111238730 A CN 111238730A CN 202010181403 A CN202010181403 A CN 202010181403A CN 111238730 A CN111238730 A CN 111238730A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/007—Leak detector calibration, standard leaks
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Abstract
The invention discloses a manufacturing method of a standard container, an instrument performance testing method and the standard container, wherein the standard container comprises a container body, the container body is provided with a storage cavity and an opening communicated with the storage cavity; and the foil is provided with a through hole, and the foil cover is arranged at the opening and is hermetically arranged with the container body, so that the storage cavity is communicated with the outside through the through hole. The manufacturing method of the standard container, the inspection method of the instrument performance and the standard container are beneficial to precisely determining the leakage amount of the container, the preparation process is more convenient, and the cost is reduced.
Description
Technical Field
The invention relates to the technical field of leakage, in particular to a manufacturing method of a standard container, an instrument performance testing method and the standard container.
Background
The integrity of the container, i.e. the leakage or sealing properties of the container, is the ability to block the flow of microorganisms, gases and water vapor between the inside and outside of the container. National and international standards specify a method for testing for container leaks.
Leak testing of containers requires the use of standard containers with leak determination to verify the performance of the leak testing instrument. And some conventional standard containers are provided with capillaries on the cover to form the desired aperture of the standard container. In this way, the capillary tube is easy to be blocked, and the pore diameter measurement of the capillary tube is complicated.
Disclosure of Invention
Therefore, there is a need for a method for manufacturing a standard container, a method for testing the performance of an instrument, and a standard container, which are advantageous for precisely determining the leakage amount of the container, and which are more convenient in the manufacturing process and advantageous for reducing the cost.
The technical scheme is as follows:
in one aspect, the present application provides a standard container comprising a container body having a storage chamber and an opening communicating with the storage chamber; and the foil is provided with a through hole, and the foil cover is arranged at the opening and is hermetically arranged with the container body, so that the storage cavity is communicated with the outside through the through hole.
When the standard container is manufactured, the foil is used for completing the manufacture of the through hole, the hole manufacturing precision is easily improved in the process, and the detection of the hole diameter is convenient. And (4) covering the punched foil at the opening, and sealing the foil and the container body to finish the manufacture of the standard container. Because the hole making precision of the standard container is reliable, the actual leakage amount of the standard container can be calculated through the aperture size and the number of the through holes. At the moment, the standard container is placed at the detection position of the detector, detection is carried out, and the detection leakage amount is obtained through the detector; and comparing the detected leakage amount with the standard leakage amount to obtain inspection data. Meanwhile, the standard container can be used as a positive reference substance of a sterile container.
The technical solution is further explained below:
in one embodiment, a first sealing layer is provided between the foil and the container body.
In one embodiment, the standard container further comprises a sealing ring by which the foil is applied to the opening.
In one embodiment, the sealing ring is provided with a mounting cavity and a notch communicated with the mounting cavity, the foil is arranged in a sealing mode with the bottom wall of the mounting cavity, the through hole is arranged towards the notch, and the sealing ring is sleeved on the container body through the mounting cavity and is connected with the containing body in a sealing mode.
In one embodiment, a second sealing layer is arranged between the side wall of the mounting cavity and the container body, or/and the sealing ring is in threaded sealing with the container body.
In one embodiment, the aperture of the through hole is 0.01um to 20 um.
In one embodiment, the foil has a gas transmission of less than 10ml/m2Day; or the aperture of the leakage hole formed on the container body is less than 20 um.
In another aspect, the present application also provides a method for manufacturing a standard container, comprising the steps of:
taking out the foil, and manufacturing a through hole in the foil according to the preset leakage requirement;
after the through hole is manufactured, detecting the aperture of the through hole of the foil, and executing the next step if the preset aperture requirement is met; if the requirement of the preset aperture is not met, returning to the previous step, and re-punching;
and covering the foil meeting the requirement of the preset aperture at the opening of the container, wherein the through hole is communicated with the storage cavity of the container, and the foil and the container body are hermetically arranged.
Compared with the prior art, the manufacturing method is beneficial to improving the aperture manufacturing precision of the standard container, the aperture detection precision is higher, and the calculation of the actual leakage amount is more accurate. Meanwhile, holes are formed in the foil, so that the adaptability is wider, and the assembly of the standard container is more convenient. Thereby facilitating the preparation process and being beneficial to reducing the cost.
The technical solution is further explained below:
in one embodiment, the process of covering the opening of the container with the foil meeting the predetermined aperture requirement further comprises disposing the foil meeting the predetermined aperture requirement on a sealing ring, and covering the opening of the container with the foil by using the sealing ring.
In another aspect, the present application further provides a method for testing the performance of an instrument, comprising the following steps:
taking the standard container in any embodiment, and calculating the standard leakage amount of the standard container according to the aperture size and the number of the through holes;
placing the standard container at a detection position of a detector, detecting, and obtaining a detection leakage amount through the detector;
and comparing the detected leakage amount with the standard leakage amount to obtain inspection data.
By using the method for testing the performance of the instrument, the calculation of the standard leakage amount is more accurate, so that the authenticity of test data is favorably improved, the precision of instrument calibration is improved, and the performance of the instrument is favorably improved.
Drawings
FIG. 1 is a schematic illustration of a standard container in one embodiment;
FIG. 2 is a schematic illustration of a standard container in one embodiment;
FIG. 3 is a schematic view of a standard container in one embodiment;
FIG. 4 is a schematic view of a standard container in one embodiment;
FIG. 5 is a schematic view of a standard container in one embodiment.
Description of reference numerals:
100. a container body; 110. a storage chamber; 120. an opening; 200. a foil; 210. a sealing zone; 220. a through hole; 230. a first sealing layer; 300. a seal ring; 310. a mounting cavity; 320. a notch; 330. and a second sealing layer.
Brief description of the drawingsthe accompanying drawings, which form a part of this application, are included to provide a further understanding of the invention, and are included to explain illustrative embodiments of the invention and the description thereof and are not to be considered limiting of the invention.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, when one element is considered as "fixed transmission connection" with another element, the two elements may be fixed in a detachable connection manner or in an undetachable connection manner, and power transmission can be achieved, such as sleeving, clamping, integrally-formed fixing, welding and the like, which can be achieved in the prior art, and is not cumbersome. When an element is perpendicular or nearly perpendicular to another element, it is desirable that the two elements are perpendicular, but some vertical error may exist due to manufacturing and assembly effects. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
References to "first" and "second" in this disclosure do not denote any particular order or quantity, but rather are used to distinguish one element from another.
As shown in fig. 1, in one embodiment, a standard container is provided, which includes a container body 100, the container body 100 having a storage chamber 110 and an opening 120 communicating with the storage chamber 110; and a foil 200, the foil 200 being provided with a through hole 220, the foil 200 being seated at the opening 120 and being hermetically sealed with the container body 100 such that the storage chamber 110 communicates with the outside through the through hole 220.
When the standard container is manufactured, the foil sheet 200 is used for manufacturing the through hole 220, so that the hole manufacturing precision is easily improved, and the detection of the hole diameter is convenient. The perforated foil 200 is placed over the opening 120 and sealed to the container body 100 to complete the standard container manufacture. Because the hole making precision of the standard container is reliable, the actual leakage amount of the standard container can be calculated through the aperture size of the through holes 220 and the number of the through holes 220. At the moment, the standard container is placed at the detection position of the detector, detection is carried out, and the detection leakage amount is obtained through the detector; and comparing the detected leakage amount with the standard leakage amount to obtain inspection data. Meanwhile, the standard container can be used as a positive reference substance of a sterile container.
It should be noted that the foil 200 includes, but is not limited to, a metal foil 200 or a metal foil film, and has strong oxidation resistance, no micropores, and small deformation. The thickness of the foil 200 can be selected according to actual needs, but compared with the conventional technology, the depth of the leakage hole (the through hole 220) is shallow, and the blockage is not easy to occur; due to the convenient installation, the device can be detached for cleaning even if blockage occurs.
Alternatively, as shown in FIG. 1, in one embodiment, the foil 200 is provided with a ring 210, and the through-hole 220 is offset from and disposed within the sealing region 210. In this manner, the sealing region 210 can be sealingly arranged with the open edge of the container body 100, so that the storage chamber can only communicate with the outside through the through-hole.
In any of the above embodiments, as shown in fig. 1, in one embodiment, a first sealing layer 230 is disposed between the foil 200 and the container body 100. As such, by providing the first sealing layer 230, the sealing performance between the foil 200 and the container body 100 is more reliable.
The first sealant layer 230 includes, but is not limited to, a sealant, a sealing ring.
In any of the above embodiments, as shown in fig. 2, in one embodiment the standard container further comprises a sealing ring 300, the foil 200 being arranged at the opening 120 by the sealing ring 300. In this way, the foil 200 can be smoothly mounted on the container body 100 by the sealing ring 300, so that the following foil 200 is not wrinkled and the pore size is not changed. Furthermore, the sealing ring 300 is arranged such that the foil 200 can be securely mounted with the sealing ring 300 to form a lid, which is then mounted with the container body 100.
Further, as shown in fig. 3, 4 or 5, in an embodiment, the sealing ring 300 is provided with a mounting cavity 310 and a notch 320 communicating with the mounting cavity 310, the foil 200 is disposed in a sealing manner with the bottom wall of the mounting cavity 310, the through hole 220 is disposed towards the notch 320, and the sealing ring 300 is sleeved on the container body 100 through the mounting cavity 310 and is in a sealing connection with the accommodating body. In this way, the foil 200 can be sealingly connected to the bottom wall of the sealing cavity via the sealing region 210, so that the foil 200 can be sealingly and securely arranged on the sealing ring 300; in this process, a sealing ring 300 or sealing adhesive layer is provided between the foil 200 and the bottom wall of the sealing cavity. After the sealing installation of the foil 200 is completed, the through hole 220 of the foil 200 is disposed toward the notch 320, so that the foil 200 and the sealing ring 300 form a cover body having the through hole 220, which facilitates the reliable fitting of the foil 200 onto the container body 100.
Optionally, in an embodiment, a second sealing layer 330 is disposed between the sidewall of the mounting cavity 310 and the container body 100. In this way, the sealing ring 300 is sealingly mounted to the container body 100 by the second sealing layer 330, such that the foil 200 is sealingly and securely arranged on the container body 100, such that leakage occurs only at the through-holes 220.
Optionally, in one embodiment, the sealing ring 300 is threadably sealed with the container body 100. In this way, the sealing ring 300 can also be sealingly mounted to the container body 100 using a screw-on seal, so that the foil 200 is sealingly arranged on the container body 100 reliably, so that leakage occurs only at the through-hole 220.
Optionally, in an embodiment, the sealing ring 300 is screwed and sealed with the container body 100, and a second sealing layer 330 is disposed between the sidewall of the installation cavity 310 and the container body 100. As such, the double assurance may enable the foil 200 to be sealingly and securely disposed on the container body 100 such that leakage occurs only at the through-holes 220.
The first sealant layer 330 includes, but is not limited to, a sealant, a sealing ring.
In any of the above embodiments, in one embodiment, the aperture of the through hole 220 is 0.01um to 20 um. Thus, the aperture of the through hole 220 can be manufactured within a range, the hole can be punched by laser, and other devices which can meet the requirements can be used for punching. Meanwhile, the pore diameter is conveniently measured by using a micropore pore diameter tester, and the real pore diameter size of the through hole 220 is obtained.
Optionally, the aperture of the through-hole 220 is 0.01um, 0.1um, 1um, 10um, 100um, 1000um, 20 um.
In any of the above embodiments, in one embodiment, the foil 200 has a gas transmission of less than 10ml/m2Day. The foil 200 is thus highly barrier and non-porous, which is advantageous for ensuring authenticity of the leakage of standard containers. Wherein day is day, 1ml/m2Day represents 1ml of gas measured per square meter per day.
It is noted that if the gas is water vapor, the foil 200 has a gas transmission of less than 10g/m2Day, i.e. no more than 10g per square meter per day.
Or in one embodiment, the diameter of the leakage hole formed on the container body is less than 20um
In one embodiment, there is also provided a method of manufacturing a standard container, comprising the steps of:
taking out the foil 200, and manufacturing a through hole 220 in the foil 200 according to the preset leakage requirement;
after the through hole 220 is manufactured, detecting the aperture of the through hole 220 of the foil sheet 200, and executing the next step if the preset aperture requirement is met; if the requirement of the preset aperture is not met, returning to the previous step, and re-punching;
the foil sheet 200 satisfying the predetermined aperture requirement is placed on the opening 120 of the container, the through hole 220 communicates with the storage chamber 110 of the container, and the foil sheet 200 is hermetically sealed with the container body 100.
Compared with the prior art, the manufacturing method is beneficial to improving the aperture manufacturing precision of the standard container, the aperture detection precision is higher, and the calculation of the actual leakage amount is more accurate. The holes in the foil 200 are also more adaptable and the assembly of the standard container is more convenient. Thereby facilitating the preparation process and being beneficial to reducing the cost.
In the above embodiments, in one embodiment, the process of covering the foil 200 satisfying the predetermined aperture requirement at the opening 120 of the container further comprises installing the foil 200 satisfying the predetermined aperture requirement on the sealing ring 300, and covering the foil 200 at the opening 120 of the container by using the sealing ring 300. In this way, the foil 200 can be smoothly mounted on the container body 100 by the sealing ring 300, so that the following foil 200 is not wrinkled and the pore size is not changed. Furthermore, the sealing ring 300 is arranged such that the foil 200 can be securely mounted with the sealing ring 300 to form a lid, which is then mounted with the container body 100.
In one embodiment, a method for testing the performance of an instrument is also provided, which comprises the following steps:
taking the standard container in any embodiment, and calculating the standard leakage amount of the standard container according to the aperture size and the number of the through holes;
placing the standard container at a detection position of a detector, detecting, and obtaining a detection leakage amount through the detector;
and comparing the detected leakage amount with the standard leakage amount to obtain inspection data.
By using the method for testing the performance of the instrument, the calculation of the standard leakage amount is more accurate, so that the authenticity of test data is favorably improved, the precision of instrument calibration is improved, and the performance of the instrument is favorably improved.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A modular container, comprising:
the container comprises a container body, a storage cavity and an opening communicated with the storage cavity, wherein the container body is provided with the storage cavity and the opening; and
the foil is provided with a through hole, the foil cover is arranged at the opening and is hermetically arranged with the container body, so that the storage cavity is communicated with the outside through the through hole.
2. A standard container according to claim 1, wherein a first sealing layer is provided between the foil and the container body.
3. The modular container of claim 1 further comprising a sealing ring, said foil being capped at said opening by said sealing ring.
4. The standard container of claim 3, wherein the sealing ring has a mounting cavity and a notch communicating with the mounting cavity, the foil is disposed in a sealing manner with the bottom wall of the mounting cavity, the through hole is disposed toward the notch, and the sealing ring is sleeved on the container body through the mounting cavity and is connected to the containing body in a sealing manner.
5. The modular container of claim 4 wherein a second sealing layer is provided between the side wall of the mounting chamber and the container body, or/and the sealing ring is threadably sealed to the container body.
6. The modular container of claim 1 wherein the aperture of the through hole is between 0.01um and 20 um.
7. Standard container according to any one of claims 1 to 6, wherein the foil has a gas transmission of less than 10ml/m2Day; or the aperture of the leakage hole formed on the container body is less than 20 um.
8. A method of manufacturing a modular container, comprising the steps of:
taking out the foil, and manufacturing a through hole in the foil according to the preset leakage requirement;
after the through hole is manufactured, detecting the aperture of the through hole of the foil, and executing the next step if the preset aperture requirement is met; if the requirement of the preset aperture is not met, returning to the previous step, and re-punching;
and covering the foil meeting the requirement of the preset aperture at the opening of the container, wherein the through hole is communicated with the storage cavity of the container, and the foil and the container body are arranged in a sealing manner.
9. The method of claim 8, wherein the step of positioning the foil lid that meets the predetermined aperture requirement at the opening of the container further comprises positioning the foil that meets the predetermined aperture requirement on a sealing ring and positioning the foil lid at the opening of the container using the sealing ring.
10. A method for testing the performance of an instrument is characterized by comprising the following steps:
taking the standard container as claimed in any one of claims 1 to 7, and calculating the standard leakage of the standard container according to the aperture size and the number of the through holes;
placing the standard container at a detection position of a detector, detecting, and obtaining a detection leakage amount through the detector;
and comparing the detected leakage amount with the standard leakage amount to obtain inspection data.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010181403.6A CN111238730A (en) | 2020-03-16 | 2020-03-16 | Method for manufacturing standard container, method for testing performance of instrument, and standard container |
| PCT/CN2021/080472 WO2021185172A1 (en) | 2020-03-16 | 2021-03-12 | Standard container manufacturing method, instrument performance inspection method, and standard container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010181403.6A CN111238730A (en) | 2020-03-16 | 2020-03-16 | Method for manufacturing standard container, method for testing performance of instrument, and standard container |
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| Publication Number | Publication Date |
|---|---|
| CN111238730A true CN111238730A (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010181403.6A Pending CN111238730A (en) | 2020-03-16 | 2020-03-16 | Method for manufacturing standard container, method for testing performance of instrument, and standard container |
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| Country | Link |
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| CN (1) | CN111238730A (en) |
| WO (1) | WO2021185172A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021185172A1 (en) * | 2020-03-16 | 2021-09-23 | 广州西唐机电科技有限公司 | Standard container manufacturing method, instrument performance inspection method, and standard container |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04194719A (en) * | 1990-11-28 | 1992-07-14 | Hitachi Ltd | Gas standard leak device |
| CN101975749B (en) * | 2010-10-22 | 2012-06-20 | 清华大学 | Solid-film type formaldehyde standard distribution sample for testing formaldehyde accuracy in detection environmental chamber |
| CN106500920B (en) * | 2016-11-08 | 2019-03-19 | 厦门百霖净水科技有限公司 | A kind of standard leak block and preparation method thereof and standard tester and its production, application method using the standard leak block |
| CN106840525A (en) * | 2017-03-29 | 2017-06-13 | 北京卫星环境工程研究所 | The standard leak rate contrast device of volatile liquid |
| CN108528981A (en) * | 2018-07-04 | 2018-09-14 | 北京市劳动保护科学研究所 | A kind of VOCs standard distribution samples for environmental chamber performance evaluation |
| CN110146426A (en) * | 2019-06-13 | 2019-08-20 | 广州西唐机电科技有限公司 | Detect transmission and the reference substance of leakage rate and preparation method thereof of vapor and gas |
| CN212133978U (en) * | 2020-03-16 | 2020-12-11 | 广州西唐机电科技有限公司 | Instrument performance testing device and container |
| CN111238730A (en) * | 2020-03-16 | 2020-06-05 | 广州西唐机电科技有限公司 | Method for manufacturing standard container, method for testing performance of instrument, and standard container |
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2020
- 2020-03-16 CN CN202010181403.6A patent/CN111238730A/en active Pending
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2021
- 2021-03-12 WO PCT/CN2021/080472 patent/WO2021185172A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021185172A1 (en) * | 2020-03-16 | 2021-09-23 | 广州西唐机电科技有限公司 | Standard container manufacturing method, instrument performance inspection method, and standard container |
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| WO2021185172A1 (en) | 2021-09-23 |
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