CN104713811A - Air permeability tester - Google Patents
Air permeability tester Download PDFInfo
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- CN104713811A CN104713811A CN201510148311.7A CN201510148311A CN104713811A CN 104713811 A CN104713811 A CN 104713811A CN 201510148311 A CN201510148311 A CN 201510148311A CN 104713811 A CN104713811 A CN 104713811A
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- opening
- cavity body
- degree tester
- permeating degree
- lead screw
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Abstract
The invention provides an air permeability tester. The air permeability tester comprises an enclosure, wherein a cavity body is fixedly formed in the top of the enclosure; a first opening is formed in the upper part of the cavity body; the upper part of the first opening is used for placing test samples; a test sample fixing device is arranged at the upper end of the cavity body; a second opening is formed in the lower part of the cavity body and is connected with a pressure sensor; a third opening is formed in the cavity body and is in pipeline connection with one end of a cylinder; the other end of the cylinder is connected with a piston; the piston is connected with a piston linkage mechanism; the piston linkage mechanism is arranged on a driving lead screw in a sleeving manner; a transmission mechanism is also arranged on the driving lead screw in the sleeving manner; and the transmission mechanism is connected with the output end of a motor. The air permeability tester disclosed by the invention can rapidly, efficiently and accurately measure the air permeability of materials such as paper, paperboards, sponges and fabrics.
Description
Technical field
The present invention relates to a kind of tester, refer to a kind of permeating degree tester especially.
Background technology
For the material that the gas penetration potentiaies such as plastic foam, leather, textile, cardboard, paper, porous ceramics are larger, for requirement oxidizing gases during some specific areas for the perviousness of these materials, the gas penetration potential of such as cigarette paper selects whether appropriately directly to affect the content of the outward appearance of cigarette, the jealous of cigarette and smoke components, and is the key factor directly affecting clothing wearing comfort on the control of textile gas penetration potential.For the infiltrative detection of this kind of material gas, we are called that air permeability is tested, and test needs the permeating degree tester adopting specialty.The air permeability method of testing of this kind of material can be divided into constant flow pressure measurement difference and level pressure difference measurement of discharge two class substantially.Constant flow is surveyed pressure differential method and is mainly used in polyurethane foam plastics and test that is soft or the hard porous resilient material of ox: level pressure difference measurement of discharge method is mainly used in textile, nonwoven fabrics, leather, geotextile etc.; The air permeability of the material such as paper, leather detects the time need tested through sample certain volume air under certain pressure reduction, and this can be classified as level pressure difference measurement of discharge one class, then it is just passable to carry out calculating by the flow recorded.
Instrument compare on market is large-scale, and testing efficiency is low, and test specification is extensive not, and the sample for sponge kind highly-breathable can not detect, and low-permeable sample can not detect.
Summary of the invention
The present invention proposes a kind of permeating degree tester, solve that tester equipment of the prior art is large-scale, take up room the problem large, testing efficiency is low, test specification is narrow, overcome existing tester to the sample detection of sponge kind highly-breathable, can not can not detect the defect of low-permeable sample simultaneously.
Technical scheme of the present invention is achieved in that a kind of permeating degree tester, described permeating degree tester comprises a casing, the top of described casing is installed with a cavity body, the top of described cavity body is provided with the first opening, described first upper opening portion is for placing test sample, described cavity body upper end is provided with test specimens product fixing device, the bottom of described cavity body is provided with the second opening, described second opening Bonding pressure sensor, described cavity body is also provided with the 3rd opening, described 3rd opening line connects one end of cylinder, the other end of described cylinder connects piston, described piston connects gas piston linkage mechanism, described gas piston linkage mechanism is set on drive lead screw, described drive lead screw is also arranged with gear train, described gear train is connected with the output terminal of motor.
Preferably, the left end near described drive lead screw is provided with left limit switch, and the right-hand member near described drive lead screw is provided with right limit switch.
Preferably, described gear train is provided with displacement transducer.
Preferably, described permeating degree tester also comprises display and printer, and the signal output part of the signal output part of described pressure transducer, the signal output part of institute's displacement sensors, described left limit switch and the signal output part of described right limit switch are all electrically connected by processor and described display and printer.
Preferably, described display and described printer are all located on described casing.
Preferably, described test specimens product fixing device is provided with sliding shoe, and described sliding shoe is along the size of the first opening slidable adjustment first opening.
Beneficial effect of the present invention is: (1) permeating degree tester of the present invention fast, efficiently, can measure the permeability such as paper, cardboard, sponge, yarn fabric accurately.
(2) permeating degree tester of the present invention adopts accurate pressure reduction to control, and reduces the error effect because pressure reduction control accuracy produces test result.
(3) permeating degree tester of the present invention adopts the sealing accurately controlling test process sample, improves the accuracy of instrument test result.
(4) permeating degree tester of the present invention is by exploitation paper permeability apparatus special intelligent system, ensures that client can be monitored in real time to test overall process, and differently can carry out data processing to test result.The pressure that test uses can be set.Vapor permeation area can need amendment according to client.Do not need external gas cylinder.Computer printing, directly arranges test parameter.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is that the master of a kind of permeating degree tester of the present invention embodiment looks diagrammatic cross-section;
Fig. 2 is the top cross-sectional view of the part-structure of permeating degree tester shown in Fig. 1.
In accompanying drawing: 1-casing; 2-cavity body; 21-first opening; 22-second opening; 23-the 3rd opening; 3-test specimens product fixing device; 4-pressure transducer; 5-piston; 6-drive lead screw; 7-gear train; 8-motor; 9-printer; 10-display screen; 11-cylinder; 12-gas piston linkage mechanism; 13-right limit switch; 14-left limit switch; 15-displacement transducer.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Permeating degree tester of the present invention adopts the test philosophy (as shown in Figure 1) of Xiao Baierfa, utilize test sample that experiment chamber is separated into two independently systems, epicoele opens wide in atmosphere, cavity of resorption is stable air pressure (cavity of resorption is the cavity body of permeating degree tester), test sample both sides are under differential pressure action, measure the air flow rate perpendicular through the given area of test sample in certain hour, calculate air penetrability.
As shown in Figure 1, a kind of permeating degree tester, described permeating degree tester comprises a casing 1, the top of described casing 1 is installed with a cavity body 2, the top of described cavity body 2 is provided with the first opening 21, described first opening 21 top is for placing test sample, described cavity body 2 upper end is provided with test specimens product fixing device 3, the bottom of described cavity body 2 is provided with the second opening 22, described second opening 22 Bonding pressure sensor 4, described cavity body 2 is also provided with the 3rd opening 23, described 3rd opening 23 pipeline connects one end of cylinder 11, the other end of described cylinder 11 connects piston 5, described piston 5 connects gas piston linkage mechanism 12, described gas piston linkage mechanism 12 is set on drive lead screw 6, described drive lead screw 6 is also arranged with gear train 7, described gear train 7 is connected with the output terminal of motor 8.
Left end near described drive lead screw 6 is provided with left limit switch 14, and the right-hand member near described drive lead screw 6 is provided with right limit switch 13.
Described gear train 7 is provided with displacement transducer 15.
Described permeating degree tester also comprises display 10 and printer 9, and the signal output part of the signal output part of described pressure transducer 4, the signal output part of institute's displacement sensors 15, described left limit switch 14 and the signal output part of described right limit switch 13 are all electrically connected by processor and described display 10 and printer 9.Computer printing, directly arranges test parameter.
Described display 10 and described printer 9 are all located on described casing 1.
Described test specimens product fixing device 3 is provided with sliding shoe, and described sliding shoe is along the size of the first opening 21 slidable adjustment first opening 21, and test area can be modified as required.
During work; motor 8 promotes gear train 7; gear train 7 promotes gas piston linkage mechanism 12; gas piston linkage mechanism 12 promotes piston 5 and produces air pressure; pressure transducer 4 detects gas pressure intensity; displacement transducer 15 detects Air permenbility, and right limit switch 13 and left limit switch 14 are for the protection of displacement transducer 15.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a permeating degree tester, it is characterized in that: described permeating degree tester comprises a casing, the top of described casing is installed with a cavity body, the top of described cavity body is provided with the first opening, described first upper opening portion is for placing test sample, described cavity body upper end is provided with test specimens product fixing device, the bottom of described cavity body is provided with the second opening, described second opening Bonding pressure sensor, described cavity body is also provided with the 3rd opening, described 3rd opening line connects one end of cylinder, the other end of described cylinder connects piston, described piston connects gas piston linkage mechanism, described gas piston linkage mechanism is set on drive lead screw, described drive lead screw is also arranged with gear train, described gear train is connected with the output terminal of motor.
2. permeating degree tester as claimed in claim 1, it is characterized in that: the left end near described drive lead screw is provided with left limit switch, the right-hand member near described drive lead screw is provided with right limit switch.
3. permeating degree tester as claimed in claim 1, is characterized in that: described gear train is provided with displacement transducer.
4. the permeating degree tester as described in claim 1 or 2 or 3, it is characterized in that: described permeating degree tester also comprises display and printer, the signal output part of the signal output part of described pressure transducer, the signal output part of institute's displacement sensors, described left limit switch and the signal output part of described right limit switch are all electrically connected by processor and described display and printer.
5. permeating degree tester as claimed in claim 4, is characterized in that: described display and described printer are all located on described casing.
6. permeating degree tester as claimed in claim 1, it is characterized in that: described test specimens product fixing device is provided with sliding shoe, described sliding shoe is along the size of the first opening slidable adjustment first opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148311.7A CN104713811B (en) | 2015-03-31 | 2015-03-31 | A kind of permeating degree tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148311.7A CN104713811B (en) | 2015-03-31 | 2015-03-31 | A kind of permeating degree tester |
Publications (2)
| Publication Number | Publication Date |
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| CN104713811A true CN104713811A (en) | 2015-06-17 |
| CN104713811B CN104713811B (en) | 2018-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510148311.7A Active CN104713811B (en) | 2015-03-31 | 2015-03-31 | A kind of permeating degree tester |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484745A (en) * | 2015-08-13 | 2016-04-13 | 中国石油化工股份有限公司 | Suction type sampler |
| CN106680183A (en) * | 2016-12-21 | 2017-05-17 | 宁波中物东方光电技术有限公司 | Fabric hydrostatic pressure test system and control method thereof |
| CN107727548A (en) * | 2017-09-21 | 2018-02-23 | 东莞市创明电池技术有限公司 | Barrier film septum permeability testing device and barrier film air permeability method of testing |
| CN108121374A (en) * | 2016-11-30 | 2018-06-05 | 北京航天计量测试技术研究所 | A kind of capacity high-pressure gas pressure control device |
| CN109540756A (en) * | 2018-10-09 | 2019-03-29 | 南京哈昵特户外用品有限公司 | A kind of cloth device for checking air permeability |
| CN110793900A (en) * | 2019-11-19 | 2020-02-14 | 成都中光电科技有限公司 | Air permeability tester for spacing paper of liquid crystal glass substrate |
| CN110907325A (en) * | 2019-11-08 | 2020-03-24 | 华南理工大学 | Cantilever-type-based fabric air permeability tester and measuring method thereof |
| CN111398123A (en) * | 2020-04-08 | 2020-07-10 | 佛山市奥启薄膜科技有限公司 | Device for detecting microporous breathable material |
| CN111579455A (en) * | 2020-05-19 | 2020-08-25 | 中科汇聚(福建)检测科技有限公司 | Paper diaper air permeability detection system and method |
| CN114527049A (en) * | 2022-02-07 | 2022-05-24 | 温州市质量技术检测科学研究院 | Air permeability tester |
| CN116678801A (en) * | 2023-08-03 | 2023-09-01 | 江苏邦美新材料有限公司 | Melt-blown non-woven fabric air permeability detection device and detection method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4311037A (en) * | 1980-03-19 | 1982-01-19 | Scott Paper Company | Web permeability tester |
| CN101059415A (en) * | 2007-05-31 | 2007-10-24 | 宁波纺织仪器厂 | Fabric air-permeability tester |
| CN201138321Y (en) * | 2007-12-25 | 2008-10-22 | 中钢集团洛阳耐火材料研究院有限公司 | Permeating degree tester |
| CN201163261Y (en) * | 2007-12-25 | 2008-12-10 | 中钢集团洛阳耐火材料研究院有限公司 | Sample clamper of air permeability tester |
| CN102507408A (en) * | 2011-10-11 | 2012-06-20 | 中国烟草总公司郑州烟草研究院 | Piston-type constant-pressure controllable airflow source flow measurement device |
| CN202471544U (en) * | 2012-03-05 | 2012-10-03 | 福建师范大学 | Device for determining paper gas permeability performance |
| CN204789254U (en) * | 2015-03-31 | 2015-11-18 | 广州标际包装设备有限公司 | Air permeability tester |
-
2015
- 2015-03-31 CN CN201510148311.7A patent/CN104713811B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4311037A (en) * | 1980-03-19 | 1982-01-19 | Scott Paper Company | Web permeability tester |
| CN101059415A (en) * | 2007-05-31 | 2007-10-24 | 宁波纺织仪器厂 | Fabric air-permeability tester |
| CN201138321Y (en) * | 2007-12-25 | 2008-10-22 | 中钢集团洛阳耐火材料研究院有限公司 | Permeating degree tester |
| CN201163261Y (en) * | 2007-12-25 | 2008-12-10 | 中钢集团洛阳耐火材料研究院有限公司 | Sample clamper of air permeability tester |
| CN102507408A (en) * | 2011-10-11 | 2012-06-20 | 中国烟草总公司郑州烟草研究院 | Piston-type constant-pressure controllable airflow source flow measurement device |
| CN202471544U (en) * | 2012-03-05 | 2012-10-03 | 福建师范大学 | Device for determining paper gas permeability performance |
| CN204789254U (en) * | 2015-03-31 | 2015-11-18 | 广州标际包装设备有限公司 | Air permeability tester |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484745B (en) * | 2015-08-13 | 2019-06-28 | 中国石油化工股份有限公司 | A kind of suction-type sampling device |
| CN105484745A (en) * | 2015-08-13 | 2016-04-13 | 中国石油化工股份有限公司 | Suction type sampler |
| CN108121374A (en) * | 2016-11-30 | 2018-06-05 | 北京航天计量测试技术研究所 | A kind of capacity high-pressure gas pressure control device |
| CN106680183A (en) * | 2016-12-21 | 2017-05-17 | 宁波中物东方光电技术有限公司 | Fabric hydrostatic pressure test system and control method thereof |
| CN107727548A (en) * | 2017-09-21 | 2018-02-23 | 东莞市创明电池技术有限公司 | Barrier film septum permeability testing device and barrier film air permeability method of testing |
| CN109540756A (en) * | 2018-10-09 | 2019-03-29 | 南京哈昵特户外用品有限公司 | A kind of cloth device for checking air permeability |
| CN110907325A (en) * | 2019-11-08 | 2020-03-24 | 华南理工大学 | Cantilever-type-based fabric air permeability tester and measuring method thereof |
| CN110793900A (en) * | 2019-11-19 | 2020-02-14 | 成都中光电科技有限公司 | Air permeability tester for spacing paper of liquid crystal glass substrate |
| CN111398123A (en) * | 2020-04-08 | 2020-07-10 | 佛山市奥启薄膜科技有限公司 | Device for detecting microporous breathable material |
| CN111579455A (en) * | 2020-05-19 | 2020-08-25 | 中科汇聚(福建)检测科技有限公司 | Paper diaper air permeability detection system and method |
| CN114527049A (en) * | 2022-02-07 | 2022-05-24 | 温州市质量技术检测科学研究院 | Air permeability tester |
| CN116678801A (en) * | 2023-08-03 | 2023-09-01 | 江苏邦美新材料有限公司 | Melt-blown non-woven fabric air permeability detection device and detection method |
| CN116678801B (en) * | 2023-08-03 | 2023-10-31 | 江苏邦美新材料有限公司 | Melt-blown non-woven fabric air permeability detection device and detection method |
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|---|---|
| CN104713811B (en) | 2018-07-13 |
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