CN205815490U - The fixture of external pressure air inlet test doughnut membrane aperture and bubble platen press Porosimetry - Google Patents
The fixture of external pressure air inlet test doughnut membrane aperture and bubble platen press Porosimetry Download PDFInfo
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- CN205815490U CN205815490U CN201620714989.7U CN201620714989U CN205815490U CN 205815490 U CN205815490 U CN 205815490U CN 201620714989 U CN201620714989 U CN 201620714989U CN 205815490 U CN205815490 U CN 205815490U
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- 239000012528 membrane Substances 0.000 title claims abstract description 76
- 235000012489 doughnuts Nutrition 0.000 title claims abstract description 14
- 238000002459 porosimetry Methods 0.000 title claims abstract description 14
- 239000000835 fiber Substances 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 abstract description 12
- 238000007906 compression Methods 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses fixture and the bubble platen press Porosimetry of a kind of external pressure air inlet test doughnut membrane aperture, it is characterized in that, this fixture includes: jig main body is empty barrel structure, in this sky barrel structure for installation the test chamber of test hollow-fibre membrane, test chamber rear end is air inlet, and front end is gas outlet；The test chamber Inner Front End of jig main body is provided with the fibrous membrane black box that the opening with tested hollow-fibre membrane is connected；The clamp base that fibrous membrane black box to tested hollow-fibre membrane front end is spacing is set at the test chamber front end of jig main body；Fibrous membrane black box is externally provided with sealing ring, and fibrous membrane black box is tightly connected with jig main body front end and clamp base by sealing ring.The hollow-fibre membrane that this fixture is tested owing to pressing intake method to clamp in addition, external pressure air inlet test makes film can bear higher pressure, is prevented effectively from film silk and is crushed out of shape or is crushed, it is possible to tests less hole, promotes the accuracy of test.
Description
Technical field
This utility model relates to Porosimetry, particularly relates to the folder of a kind of external pressure air inlet test doughnut membrane aperture
Tool and bubble platen press Porosimetry.
Background technology
Hollow-fibre membrane is divided into inner pressed and external-compression type two kinds, and at present, the aperture of test hollow-fibre membrane is all adopted both at home and abroad
Use intrinsic pressure intake method, the aperture of this intrinsic pressure intake method test film, be only applicable to the test of intrinsic pressure fibrous membrane；But for
External pressure fibrous membrane, when using the aperture of inner pressed intake method test film, the internal pressure-resistant ability of outer press mold is poor, the shadow being stressed
Ring film silk to be easily crushed out of shape and even press quick-fried, cause aperture to change or destroy film silk, affecting the accuracy of opening size test.
Utility model content
Based on the problem existing for above-mentioned prior art, this utility model provides a kind of external pressure air inlet test hollow-fibre membrane
The fixture in aperture and bubble platen press Porosimetry, can clamp the hole pressing intake method test hollow-fibre membrane beyond hollow-fibre membrane
Footpath, can reduce film silk and be crushed out of shape, and promotes fibrous membrane, the especially accuracy of external pressure fibrous membrane opening size test.
For solving above-mentioned technical problem, this utility model provides the folder of a kind of external pressure air inlet test doughnut membrane aperture
Tool, this fixture includes:
Jig main body, fibrous membrane black box, clamp base and sealing ring；Wherein:
Described jig main body be in empty barrel structure, this sky barrel structure for installation the test chamber of test hollow-fibre membrane, institute
Stating test chamber rear end is air inlet, and front end is gas outlet；
The test chamber Inner Front End of described jig main body is provided with the fibrous membrane that the opening with tested hollow-fibre membrane is connected
Black box；
Fibrous membrane black box to tested hollow-fibre membrane front end is set at the test chamber front end of described jig main body
Spacing clamp base；
Described fibrous membrane black box is externally provided with sealing ring, and described fibrous membrane black box passes through described sealing ring with described
Jig main body front end and described clamp base are tightly connected.
This utility model embodiment also provides for the bubble platen press pore analysis of a kind of external pressure air inlet test doughnut membrane aperture
Instrument, including: analyser main body and the fixture of the tested hollow-fibre membrane of clamping being arranged on this analyser main body test position, described
Fixture uses fixture of the present invention.
The beneficial effects of the utility model are: this fixture can clamp doughnut to be tested by pressure intake method in addition
Film, and then on bubble platen press Porosimetry, test the aperture of hollow-fibre membrane with external-compression type intake method, utilize outer being pressed into
The mode of gas tests the aperture of outer press mold, it is possible to the more real strainability reflecting outer press mold so that the number tested out
Value more has comparability with actual application；It addition, film can be improved to pressure in the aperture of external pressure intake method test fibrous membrane
Ability to bear so that film can bear higher pressure, is prevented effectively from film silk and is crushed out of shape or is crushed, it is possible to tests less
Hole, promote test accuracy.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, required in embodiment being described below
The accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only enforcements more of the present utility model
Example, from the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawings.
The Porosimetry structural representation that Fig. 1 provides for this utility model embodiment；
In figure: 1-jig main body；2-hollow-fibre membrane；3-fibrous membrane black box；4-sealing ring；5-clamp base.
Detailed description of the invention
Below the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described reality
Executing example is only a part of embodiment of this utility model rather than whole embodiments.Based on embodiment of the present utility model, this
The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into this practicality
Novel protection domain.
As it is shown in figure 1, this utility model embodiment provides the fixture of a kind of external pressure air inlet test doughnut membrane aperture, can
Being used on bubble platen press Porosimetry, in addition the aperture of pressure intake method test hollow-fibre membrane, this fixture includes:
Jig main body, fibrous membrane black box, clamp base and sealing ring；Wherein:
Described jig main body be in empty barrel structure, this sky barrel structure for installation the test chamber of test hollow-fibre membrane, institute
Stating test chamber rear end is air inlet, and front end is gas outlet；
The test chamber Inner Front End of described jig main body is provided with the fibrous membrane that the opening with tested hollow-fibre membrane is connected
Black box；
Fibrous membrane black box to tested hollow-fibre membrane front end is set at the test chamber front end of described jig main body
Spacing clamp base；
Described fibrous membrane black box is externally provided with sealing ring, and described fibrous membrane black box passes through described sealing ring with described
Jig main body front end and described clamp base are tightly connected.
The jig main body of above-mentioned fixture is vast sky barrel structure, and its rear end is provided with boss structure, and this boss structure is easy to fixture
Install to the test position of bubble platen press Porosimetry.
The clamp base of above-mentioned fixture is hollow structure, and middle vacancy is provided with spacing annular stop boss, and this annular limits
Front end and the fibrous membrane black box of tested hollow-fibre membrane are carried out spacing by position boss.
In above-mentioned fixture, after the blind end of described tested hollow-fibre membrane is in the test chamber of described jig main body
End.
This utility model embodiment also provides for the bubble platen press pore analysis of a kind of external pressure air inlet test doughnut membrane aperture
Instrument, including: analyser main body and the fixture of the tested hollow-fibre membrane of clamping being arranged on this analyser main body test position, this folder
Tool uses above-mentioned fixture, and the mode that can be pressed into gas in addition clamps hollow-fibre membrane to be tested.
Below in conjunction with specific embodiment, this utility model fixture and bubble platen press Porosimetry are described further.
What the present embodiment provided can be used on bubble platen press pore analysis with the fixture of external-compression type air inlet test hollow-fibre membrane
On instrument, the aperture of tubular fiber film class is tested by pressure intake method in addition.
As it is shown in figure 1, this fixture includes: jig main body 1, fibrous membrane black box 3, sealing ring 4 and clamp base 5, folder
In tool main body 1, hollow-fibre membrane 2 to be tested is installed.This fixture is arranged on bubble platen press Porosimetry, concrete test process
As follows:
First tested hollow-fibre membrane 2 is connected with fibrous membrane black box 3, the fibrous membrane after the most sealed connection
2 and fibrous membrane black box 3 load in jig main body 1, and be tightly connected with clamp base 5, by assemble by sealing ring 4
After fixture is arranged on the test position on bubble platen press Porosimetry and seals, start test.The intake method of fixture such as Fig. 1 institute
Showing, gas enters from the outside (blind end) of tested hollow-fibre membrane 2, i.e. enter at the A of the fixture from Fig. 1, due to pressure
The effect of difference, gas infiltrates into the inner side of this film from the outside of tested hollow-fibre membrane 2 and discharges, i.e. fixture from Fig. 1
B at discharge, this test mode be external-compression type air inlet test, due to external pressure air inlet test making film can bear higher pressure
Power, is prevented effectively from film silk and is crushed out of shape or is crushed, it is possible to test less hole, promotes the accuracy of test.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in
Change or replacement, all should contain within protection domain of the present utility model.Therefore, protection domain of the present utility model should
It is as the criterion with the protection domain of claims.
Claims (5)
1. the fixture of an external pressure air inlet test doughnut membrane aperture, it is characterised in that this fixture includes:
Jig main body, fibrous membrane black box, clamp base and sealing ring；Wherein:
Described jig main body be in empty barrel structure, this sky barrel structure for installation the test chamber of test hollow-fibre membrane, described survey
Examination cavity rear end is air inlet, and front end is gas outlet；
The test chamber Inner Front End of described jig main body is provided with the fibrous membrane sealing that the opening with tested hollow-fibre membrane is connected
Assembly；
It is spacing that fibrous membrane black box to tested hollow-fibre membrane front end is set at the test chamber front end of described jig main body
Clamp base；
Described fibrous membrane black box is externally provided with sealing ring, and described fibrous membrane black box is by described sealing ring and described fixture
Body front end and described clamp base are tightly connected.
The fixture of external pressure air inlet the most according to claim 1 test doughnut membrane aperture, it is characterised in that described fixture
Main body is vast sky barrel structure, and its rear end is provided with boss structure.
The fixture of external pressure air inlet the most according to claim 1 test doughnut membrane aperture, it is characterised in that described fixture
Base is hollow structure, and middle vacancy is provided with spacing annular stop boss.
The fixture of external pressure air inlet the most according to claim 1 test doughnut membrane aperture, it is characterised in that described surveyed
The blind end of examination hollow-fibre membrane is in the rear end of the test chamber of described jig main body.
5. a bubble platen press Porosimetry for external pressure air inlet test doughnut membrane aperture, including: analyser main body and installation
Fixture at the tested hollow-fibre membrane of clamping of this analyser main body test position, it is characterised in that described fixture uses above-mentioned
Fixture described in any one of Claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714989.7U CN205815490U (en) | 2016-07-07 | 2016-07-07 | The fixture of external pressure air inlet test doughnut membrane aperture and bubble platen press Porosimetry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714989.7U CN205815490U (en) | 2016-07-07 | 2016-07-07 | The fixture of external pressure air inlet test doughnut membrane aperture and bubble platen press Porosimetry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205815490U true CN205815490U (en) | 2016-12-21 |
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ID=57565765
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620714989.7U Active CN205815490U (en) | 2016-07-07 | 2016-07-07 | The fixture of external pressure air inlet test doughnut membrane aperture and bubble platen press Porosimetry |
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| Country | Link |
|---|---|
| CN (1) | CN205815490U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198971A (en) * | 2017-07-12 | 2017-09-26 | 天津碧水源膜材料有限公司 | Beam formula film silk suppresses detection means and detection method in a kind of membrane for water treatment component |
| CN109351199A (en) * | 2018-10-31 | 2019-02-19 | 国家海洋局天津海水淡化与综合利用研究所 | A kind of external pressing type hollow fibrous membrane opening size test component preparation method |
| CN110270228A (en) * | 2018-03-14 | 2019-09-24 | 旭化成株式会社 | The preparation facilities of the leak-test method of hollow fiber film assembly, the preparation method of pure water and pure water |
-
2016
- 2016-07-07 CN CN201620714989.7U patent/CN205815490U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198971A (en) * | 2017-07-12 | 2017-09-26 | 天津碧水源膜材料有限公司 | Beam formula film silk suppresses detection means and detection method in a kind of membrane for water treatment component |
| CN107198971B (en) * | 2017-07-12 | 2020-04-21 | 天津碧水源膜材料有限公司 | Pressing detection device and detection method for bundle type membrane wires in water treatment membrane assembly |
| CN110270228A (en) * | 2018-03-14 | 2019-09-24 | 旭化成株式会社 | The preparation facilities of the leak-test method of hollow fiber film assembly, the preparation method of pure water and pure water |
| CN109351199A (en) * | 2018-10-31 | 2019-02-19 | 国家海洋局天津海水淡化与综合利用研究所 | A kind of external pressing type hollow fibrous membrane opening size test component preparation method |
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