CN102297748A - Leakage testing device for film and testing method - Google Patents
Leakage testing device for film and testing method Download PDFInfo
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- CN102297748A CN102297748A CN2010102101329A CN201010210132A CN102297748A CN 102297748 A CN102297748 A CN 102297748A CN 2010102101329 A CN2010102101329 A CN 2010102101329A CN 201010210132 A CN201010210132 A CN 201010210132A CN 102297748 A CN102297748 A CN 102297748A
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- screen cloth
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Abstract
The invention relates to a leakage testing device for a film and a testing method. The leakage testing device comprises a base with a slot, a pore plate or rigid screen and a hollow annular upper cover, wherein the pore plate or rigid screen is served as a supporting element; the pore plate or rigid screen is arranged above the base with the slot; an air inlet which passes through the base is formed on an inner wall of the slot; the pore plate or rigid screen is buckled in the slot; the hollow annular upper cover is arranged above the pore plate or rigid screen; and the pore plate or rigid screen is tightly pressed on the base. The leakage testing device provided by the invention can be used for efficiently promoting the efficiency of testing leakage of the film.
Description
Technical field
The present invention relates to the method that film leaks hunting in energy-storage battery or fuel cell, specifically a kind of leak-checking apparatus of film and detection method thereof.
Background technology
At present, generally be by observation and hydrostatic(al) process at energy-storage battery or fuel cell to leaking hunting of film.What the present invention adopted leaking hunting of film is pneumatic process.
Summary of the invention
The object of the present invention is to provide a kind of leak-checking apparatus and detection method thereof of film, can reduce the mistake that film is leaked hunting in the process and survey and test leakage, increased work efficiency.
For achieving the above object, the technical solution used in the present invention is:
A kind of leak-checking apparatus of film comprises the base of being with groove, as the annular loam cake of the orifice plate that supports or rigidity screen cloth, hollow;
Orifice plate or rigidity screen cloth are arranged at the base top of band groove, offer the air admission hole that runs through base on the inwall of groove; Orifice plate or rigidity screen cloth are buckled on groove, and annular loam cake is arranged at the top of orifice plate or rigidity screen cloth, and orifice plate or rigidity screen cloth are pressed on the base.
The present invention is a pneumatic process to the detection method of leaking hunting of film.Adopt above-mentioned leak-checking apparatus; Place second sealing gasket on base, place tested film on second sealing gasket, place first sealing gasket on the tested film, place orifice plate on first sealing gasket, place loam cake on the orifice plate, place bolt between loam cake and base, bolt is by nut lock;
In tensimeter insertion mouth, insert tensimeter; From the air inlet position of base to the groove bubbling air, make in the space between groove and film and be full of air, bubbling air pressure is between 0.01MPa-0.03Mpa, continue more than 3 minutes, variation by tensimeter observation air pressure, judge that gas has or not leakage in the space between groove and film, can judge film and have or not leakage.
During application, tested film places base and orifice plate or rigidity screen cloth, is provided with first sealing gasket between base and tested film, is provided with second sealing gasket between orifice plate or rigidity screen cloth and tested film.
Annular loam cake and base are locked by screw bolt and nut, and orifice plate or rigidity screen cloth are pressed between base and the annular loam cake.
Offer the through hole of ￠ 2-￠ 20mm on the described orifice plate, every square decimeter 2-1600; On the sidewall of base, be provided with the tensimeter that feeds in the groove and insert mouth.
The invention has the beneficial effects as follows:
1. simple in structure: as to be made by general machining.
2. with low cost: as to adopt the A3 material.
3. improve the efficient of leaking hunting: can reach 99% errorless survey and test leakage.
Description of drawings
Fig. 1 is a structural representation of the present invention; Among the figure: 1, bolt, 2, nut, 3, loam cake, 4, orifice plate or rigidity screen cloth, 5, first sealing gasket, 6, tested film, 7, second sealing gasket, 8, base, 9, air admission hole, 10, tensimeter inserts mouthful.
Embodiment
A kind of leak-checking apparatus of film comprises the base 8 of being with groove, as the annular loam cake 3 of the orifice plate that supports or rigidity screen cloth 4, hollow;
Orifice plate or rigidity screen cloth 4 are arranged at base 8 tops of band groove, offer the air admission hole 9 that runs through base on the inwall of groove; Orifice plate or rigidity screen cloth 4 are buckled on groove, and annular loam cake 3 is arranged at the top of orifice plate or rigidity screen cloth 4, and orifice plate or rigidity screen cloth 4 are pressed on the base.
During application, tested film 6 places base and orifice plate or rigidity screen cloth 4, is provided with first sealing gasket 5 at base and 6 of tested films, is provided with second sealing gasket 7 at orifice plate 4 and 6 of tested films.Annular loam cake 3 is locked by bolt 1 and nut 2 with base, and orifice plate or rigidity screen cloth 4 are pressed between base and the annular loam cake.
Offer the through hole of ￠ 3mm on the described orifice plate, 400 every square decimeter; On the sidewall of base, be provided with the tensimeter that feeds in the groove and insert mouth 10.
Specific operation process:
Place second sealing gasket on base, place tested film on second sealing gasket, place first sealing gasket on the tested film, place orifice plate on first sealing gasket, place loam cake on the orifice plate, place bolt between loam cake and base, bolt is by nut lock;
In tensimeter insertion mouth, insert tensimeter; From the air inlet position of base to the groove bubbling air, make in the space between groove and film and be full of air, bubbling air pressure is between 0.01MPa-0.03Mpa, continue more than 3 minutes, variation by tensimeter observation air pressure, judge that gas has or not leakage in the space between groove and film, can judge film and have or not leakage.
Claims (6)
1. the leak-checking apparatus of a film is characterized in that: comprise the base of being with groove, as the annular loam cake of the orifice plate that supports or rigidity screen cloth, hollow;
Orifice plate or rigidity screen cloth are arranged at the base top of band groove, offer the air admission hole that runs through base on the inwall of groove; Orifice plate or rigidity screen cloth are buckled on the groove, and annular loam cake is arranged at the top of orifice plate or rigidity screen cloth, and orifice plate or rigidity screen cloth are pressed on the base.
2. leak-checking apparatus according to claim 1 is characterized in that:
During application, tested film places base and orifice plate or rigidity screen cloth, is provided with second sealing gasket between base and tested film, is provided with first sealing gasket between orifice plate or rigidity screen cloth and tested film.
3. leak-checking apparatus according to claim 1 is characterized in that: annular loam cake and base are locked by screw bolt and nut, and orifice plate or rigidity screen cloth are pressed between base and the annular loam cake.
4. leak-checking apparatus according to claim 1 is characterized in that: offer the through hole of ￠ 2-￠ 20mm on the described orifice plate, every square decimeter 2-1600.
5. leak-checking apparatus according to claim 1 is characterized in that: be provided with the tensimeter that feeds in the groove and insert mouth on the sidewall of base.
6. the detection method of a film is characterized in that:
Adopt the described leak-checking apparatus of claim 1; On base, place second sealing gasket, place tested film on second sealing gasket, place first sealing gasket on the tested film, place orifice plate or rigidity screen cloth on first sealing gasket, place loam cake on orifice plate or the rigidity screen cloth, place bolt between loam cake and base, bolt is by nut lock;
In tensimeter insertion mouth, insert tensimeter; From the air inlet position of base to the groove bubbling air, make in the space between groove and film and be full of air, bubbling air pressure is between 0.01MPa-0.03Mpa, continue more than 3 minutes, variation by tensimeter observation air pressure, judge that gas has or not leakage in the space between groove and film, can judge film and have or not leakage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102101329A CN102297748A (en) | 2010-06-25 | 2010-06-25 | Leakage testing device for film and testing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102101329A CN102297748A (en) | 2010-06-25 | 2010-06-25 | Leakage testing device for film and testing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102297748A true CN102297748A (en) | 2011-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102101329A Pending CN102297748A (en) | 2010-06-25 | 2010-06-25 | Leakage testing device for film and testing method |
Country Status (1)
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| CN (1) | CN102297748A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680177A (en) * | 2012-06-08 | 2012-09-19 | 东莞万德电子制品有限公司 | Automatic detecting device and method for waterproof button |
| CN103091057A (en) * | 2013-02-27 | 2013-05-08 | 株洲时代新材料科技股份有限公司 | Detecting tool and detecting method for inner attached detachable type water-stop band |
| CN103091046A (en) * | 2012-11-13 | 2013-05-08 | 沈阳黎明航空发动机(集团)有限责任公司 | Motor graphite end face seal device seal test jig |
| CN105588691A (en) * | 2016-02-03 | 2016-05-18 | 滨州学院 | Air leak rate testing device and testing method of bionic self-healing material |
| CN111141457A (en) * | 2020-01-07 | 2020-05-12 | 上海发电设备成套设计研究院有限责任公司 | Device and method for detecting tightness of thin film or thin plate material |
| CN111999013A (en) * | 2020-09-07 | 2020-11-27 | 湖南钒谷新能源技术有限公司 | Diaphragm gas tightness detection device |
| CN112113716A (en) * | 2020-09-23 | 2020-12-22 | 罗涛 | Combined plastic film leakage detection device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003329532A (en) * | 2002-05-08 | 2003-11-19 | Shimadzu Corp | Leakage inspection apparatus and tested material mounting jig |
| CN101174693A (en) * | 2006-10-30 | 2008-05-07 | 江苏华源氢能科技发展有限公司 | Fuel cell membrane electrode and double-polar plate gas leakage checking device |
| CN201281647Y (en) * | 2008-08-26 | 2009-07-29 | 重庆宗申技术开发研究有限公司 | Fuel battery proton exchange film and leak detection instrument for film electrode |
| CN201331419Y (en) * | 2008-11-30 | 2009-10-21 | 青岛泰能鲁尔新技术有限公司 | Leakage detector for rubber-based membrane used for pressure regulator |
-
2010
- 2010-06-25 CN CN2010102101329A patent/CN102297748A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003329532A (en) * | 2002-05-08 | 2003-11-19 | Shimadzu Corp | Leakage inspection apparatus and tested material mounting jig |
| CN101174693A (en) * | 2006-10-30 | 2008-05-07 | 江苏华源氢能科技发展有限公司 | Fuel cell membrane electrode and double-polar plate gas leakage checking device |
| CN201281647Y (en) * | 2008-08-26 | 2009-07-29 | 重庆宗申技术开发研究有限公司 | Fuel battery proton exchange film and leak detection instrument for film electrode |
| CN201331419Y (en) * | 2008-11-30 | 2009-10-21 | 青岛泰能鲁尔新技术有限公司 | Leakage detector for rubber-based membrane used for pressure regulator |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680177A (en) * | 2012-06-08 | 2012-09-19 | 东莞万德电子制品有限公司 | Automatic detecting device and method for waterproof button |
| CN103091046A (en) * | 2012-11-13 | 2013-05-08 | 沈阳黎明航空发动机(集团)有限责任公司 | Motor graphite end face seal device seal test jig |
| CN103091046B (en) * | 2012-11-13 | 2016-01-27 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of motor graphite end face seal device seal test jig |
| CN103091057A (en) * | 2013-02-27 | 2013-05-08 | 株洲时代新材料科技股份有限公司 | Detecting tool and detecting method for inner attached detachable type water-stop band |
| CN105588691A (en) * | 2016-02-03 | 2016-05-18 | 滨州学院 | Air leak rate testing device and testing method of bionic self-healing material |
| CN111141457A (en) * | 2020-01-07 | 2020-05-12 | 上海发电设备成套设计研究院有限责任公司 | Device and method for detecting tightness of thin film or thin plate material |
| CN111999013A (en) * | 2020-09-07 | 2020-11-27 | 湖南钒谷新能源技术有限公司 | Diaphragm gas tightness detection device |
| CN112113716A (en) * | 2020-09-23 | 2020-12-22 | 罗涛 | Combined plastic film leakage detection device |
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| C06 | Publication | ||
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Owner name: DALIAN RONGKE POWER CO., LTD. Free format text: FORMER OWNER: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES Effective date: 20120629 Free format text: FORMER OWNER: DALIAN RONGKE POWER CO., LTD. Effective date: 20120629 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 116023 DALIAN, LIAONING PROVINCE TO: 116025 DALIAN, LIAONING PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20120629 Address after: 116025 No. 22, XinDa street, Dalian hi tech Industrial Park, Liaoning Applicant after: Dalian Rongke Power Co., Ltd. Address before: 116023 Zhongshan Road, Liaoning, No. 457, Applicant before: Dalian Institute of Chemical Physics, Chinese Academy of Sciences Co-applicant before: Dalian Rongke Power Co., Ltd. |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20111228 |