CN201215558Y - Hollow fiber membrane sample test machine - Google Patents
Hollow fiber membrane sample test machine Download PDFInfo
- Publication number
- CN201215558Y CN201215558Y CNU2008200227551U CN200820022755U CN201215558Y CN 201215558 Y CN201215558 Y CN 201215558Y CN U2008200227551 U CNU2008200227551 U CN U2008200227551U CN 200820022755 U CN200820022755 U CN 200820022755U CN 201215558 Y CN201215558 Y CN 201215558Y
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- water
- woven hose
- valve
- pump
- filtrator
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
A hollow fiber film sample testing machine belongs to the field of hollow fiber film performance detection, in particular to a water yield detecting device of hollow fiber films, which is characterized in that a water tank, a melt-blown filter and a pump are connected in series through perfusion tubes to form a raw water branch line, a water return valve and a water return flow-meter are connected in series through perfusion tubes to form a water return branch line, wherein the water return valve is connected with the pump through a perfusion tube, the water return flow-meter is connected with the water tank through the water return flow-meter, a raw water pressure gauge is connected between the raw water branch line and the water return branch line, and a raw water valve, a film wire filter, a concentrated water pressure gauge, a concentrated water valve and a concentrated water flow-meter are connected in series through perfusion tubes to form a filter branch line, wherein the raw water valve is connected with the pump through a perfusion tube, and the concentrated water flow-meter is connected with the water tank through a perfusion tube. The utility model can accurately control the pressure difference endured by a hollow fiber film sample, is suitable for the tests of hollow fiber film samples with different models, and has convenient use and simple operation.
Description
Technical field
The utility model belongs to hollow-fibre membrane Performance Detection field, is specifically related to a kind of water production rate checkout equipment of hollow-fibre membrane.
Background technology
The hollow fiber membrane separation technique is widely used in a plurality of fields such as drink water purifying, Treatment of Industrial Water, biotechnology, medicine, environmental protection it with low power consuming, distinguishing feature such as pollution-free, easy and simple to handle and with low cost.The hollow fiber membrane separation technique is that the pressure differential with the film both sides is a driving force, with the hollow-fibre membrane is filter medium, when stoste flows through the film surface, the tiny micropore that gathers in the film surface only allows water and only a few small-molecule substance by becoming through liquid, and volume just is blocked on liquid feeding side greater than the macromolecular substances of film surface micropore in the stoste, become concentrate, finish separation, purification and concentrated thus solution.Hollow-fibre membrane is subjected to the influence of different factors such as self material and preparation technology in preparation process, its isolated by filtration ability differ and with, therefore need test just and can determine its performance hollow-fibre membrane.The main project of test is the water production rate in the hollow-fibre membrane unit interval, i.e. can purify the water yield of purifying out in the unit interval.Then the water production rate by the unit interval calculates salt rejection rate, and water production rate and salt rejection rate are the important indicator of weighing the hollow fiber film properties.
The utility model content
The technical matters that the utility model solves is: design a kind of hollow-fibre membrane sample test machine, can detect the water production rate in the hollow fiber membrane sample unit interval easily, thereby finish the detection to properties of sample.
The technical scheme that its technical matters that will solve the utility model adopts is: a kind of hollow-fibre membrane sample test machine, comprise water tank, woven hose and film silk filtrator, it is characterized in that also comprising pump, meltblown filters, former water pressure table, dense water pressure table, former water valve, back-water valve (BWV), dense water valve, circling water flow rate meter and concentrated stream amount meter, water tank, meltblown filters and pump are composed in series former water branch road by woven hose; Back-water valve (BWV) and circling water flow rate meter are composed in series the backwater branch road by woven hose, and wherein back-water valve (BWV) links to each other with pump by woven hose, and the circling water flow rate meter links to each other with water tank by woven hose; Connect former water pressure table between former water branch road and the backwater branch road; Former water valve, film silk filtrator, dense water pressure table, dense water valve and concentrated stream amount meter are composed in series the filtration branch road by woven hose, and its Central Plains water valve links to each other with pump by woven hose, and concentrated stream amount meter links to each other with water tank by woven hose.
This uses novel described a kind of hollow-fibre membrane sample test machine, it is characterized in that film silk filtrator comprises filtrator body and film silk stationary pipes, film silk stationary pipes is fixed on the filtrator body, offers water inlet and dense water out on the filtrator body, and film silk stationary pipes is provided with the product water out.Also comprise temperature control equipment, temperature control equipment comprises heating rod and temperature sensor, and heating rod links to each other with temperature sensor by lead, and heating rod and temperature sensor all are placed in the water tank.Also comprise the overpressure protection recirculatory pipe, pump is connected to water tank by the overpressure protection recirculatory pipe.
The beneficial effect that the utility model had is:
1. the utility model is controlled former water water feeding pressure and flow by regulating back-water valve (BWV) and former water valve, control dense water hydraulic pressure and flow by regulating dense water valve, the pressure differential of can more accurate control hollow-fibre membrane sample film both sides being born can be carried out performance test to the hollow fiber membrane sample of different model.
2. the utility model is provided with the overpressure protection recirculatory pipe, can effectively regulate the pump internal pressure, prevents the excessive damage that test machine is caused of pressure, has prolonged serviceable life.
3. the utility model is provided with temperature regulating device, can guarantee that the hollow fiber membrane sample accepts test all the time in constant temperature, helps obtaining stable and accurate water production rate value.
Description of drawings
Fig. 1 is the one-piece construction synoptic diagram of the utility model embodiment one;
Fig. 2 is the one-piece construction synoptic diagram of the utility model embodiment two;
Fig. 3 is the film silk filter structure schematic representation of installing behind the hollow fiber membrane sample;
Among the figure: 1. concentrated stream amount meter, 2. dense water valve, 3. dense water pressure table; 4. dense water pressure table 5. filters branch road, 6. filters branch road; 7. film silk filtrator, 8. former water valve, 9. film silk filtrator; 10. former water valve, 11. back-water valve (BWV)s, 12. backwater branch roads; 13. woven hose, 14. former water pressure tables, 15. pumps; 16. meltblown filters, 17. overpressure protection recirculatory pipes, 18. former water branch roads; 19. heating rod, 20. water tanks, 21. temperature sensors; 22. the circling water flow rate meter, 23. dense water valves, 24. concentrated stream amount meters; 25. nylon wire, 26. hollow fiber membrane samples, 27. film silk stationary pipes; 28. water inlet, 29. dense water outs, 30. produce water out.
Embodiment
Embodiment one
As shown in Figure 1, water tank 20, meltblown filters 16 and pump 15 are composed in series former water branch road 18 by woven hose; Former water branch road 18 mainly is responsible for the former water that test machine provides filtered.Be composed in series backwater branch road 12 by back-water valve (BWV) 11 and circling water flow rate meter 22 by woven hose, circling water flow rate meter 22 is connected to water tank 20 by woven hose, and back-water valve (BWV) 11 is connected to pump 15 by woven hose; Connect former water pressure table 14 by woven hose 13 between backwater branch road 12 and the former water branch road 18, former water pressure table 14 can detect the former water hydraulic pressure of filtered.Backwater branch road 12 can detect the raw water flow of filtered, and reaches the value that needs by the hydraulic pressure and the flow of the former water of back-water valve (BWV) 11 regulation and control.Be composed in series filtration branch road 5 by former water valve 10, film silk filtrator 9, dense water pressure table 3, dense water valve 23 and concentrated stream amount meter 24 by woven hose, former water valve 10 is connected to pump 15 by woven hose, and concentrated stream amount meter 24 is connected to water tank 20 by woven hose.Be composed in series filtration branch road 6 by former water valve 8, film silk filtrator 7, dense water pressure table 4, dense water valve 2 and concentrated stream amount meter 1 by woven hose, former water valve 8 is connected to pump 15 by woven hose, and concentrated stream amount meter 1 is connected to water tank 20 by woven hose. Filter branch road 5 and 6 main being responsible for by film silk filtrator 9 and the former water of 7 filtrations, and the hydraulic pressure of the dense water that produces after can filtering by dense water pressure table 3 and 4 detections, by the flow of concentrated stream amount meter 24 and the dense water of 1 detection, regulate and control the hydraulic pressure and the flow of dense water simultaneously by dense water valve 23 and 2.Filter hydraulic pressure and flow that former water valve 10 on the branch road 5 and 6 and 8 scalable enter film silk filtrator 9 and 7, cooperate the adjusting of dense water valve 23 and 2, make that the film silk is inside and outside to produce required pressure differential, impel filter process to take place.Wherein, film silk filtrator 9 and 7 water inlet 28 connect former water valve 10 and 8 by woven hose, and dense water out 29 connects dense water pressure tables 3 and 4.Pump 15 and water tank 20 connects by overpressure protection recirculatory pipe 17, is used to prevent the pressure amount of overloading in the pump 15.In the water tank 20 temperature control equipment is installed, temperature control equipment comprises heating rod 19 and temperature sensor 21, heating rod 19 links to each other with temperature sensor 21 by lead, temperature sensor 21 can record the former coolant-temperature gage in the water tank 20, when being lower than when temperature required, can open heating rod 19 automatically and promote temperature value; When being higher than when temperature required, temperature sensor 21 can make heating rod 19 cut off the power supply automatically, keeps former coolant-temperature gage constant with this, avoids influencing the strainability of hollow fiber membrane sample, reduces the error of test machine test result.
As shown in Figure 3, when carrying out the hollow-fibre membrane sample test, hollow-fibre membrane film silk to be measured is converted into the film tow of appropriate length, make film fiber tube both ends open folding behind the same side, this side gummed of film tow be lived, cut together with cutter then, tighten, promptly make hollow fiber membrane sample 26 with nylon wire 25.The hollow fiber membrane sample of making 26 is filled in the film silk stationary pipes 27 of film silk filtrator 9 and 7, made it will produce water out 30 and clog fully.And film silk stationary pipes 27 installed back on film silk filtrator 9 and 7.Install in the clamping of so far finishing hollow fiber membrane sample 26.
With containing the former water of going into to filter in the water tank 20, open pump 15 earlier, former water is drawn from water tank 20,, import backwater branch road 12 by woven hose behind the elimination large granular impurity by meltblown filters 16.In backwater branch road 12, can record the hydraulic pressure and the flow of former water by former water pressure table 14 and circling water flow rate meter 22.Then open former water valve 10 and 8, make former water enter and filter in the branch road 5 and 6.The hydraulic pressure that filters the dense water in back can be recorded by dense water pressure table 3 and 4, the flow of dense water can be recorded by concentrated stream amount meter 24 and 1.Come the former water pressure and the flow at water inlet 28 places of controlling diaphragm silk filtrator 9 and 7 to reach the value that needs by regulating former water valve 10 and 8.Dense water pressure and the flow of regulating dense water out 29 places that dense water valve 23 and 2 regulates again reach the value that needs.Make hollow fiber membrane sample 26 inside and outside generations the in film silk filtrator 9 and 7 filter necessary pressure differential, thereby impel filter process to carry out.Access the liquid that filters out at product water out 30 places with container then, the volume that records the liquid that accesses in the unit interval is water production rate.
Embodiment two
Claims (4)
1. hollow-fibre membrane sample test machine, comprise water tank, woven hose and film silk filtrator, it is characterized in that also comprising pump, meltblown filters, former water pressure table, dense water pressure table, former water valve, back-water valve (BWV), dense water valve, circling water flow rate meter and concentrated stream amount meter, water tank, meltblown filters and pump are composed in series former water branch road by woven hose; Back-water valve (BWV) and circling water flow rate meter are composed in series the backwater branch road by woven hose, and wherein back-water valve (BWV) links to each other with pump by woven hose, and the circling water flow rate meter links to each other with water tank by woven hose; Connect former water pressure table between former water branch road and the backwater branch road; Former water valve, film silk filtrator, dense water pressure table, dense water valve and concentrated stream amount meter are composed in series the filtration branch road by woven hose, and its Central Plains water valve links to each other with pump by woven hose, and concentrated stream amount meter links to each other with water tank by woven hose.
2. a kind of hollow-fibre membrane sample test machine according to claim 1, it is characterized in that film silk filtrator comprises filtrator body and film silk stationary pipes, film silk stationary pipes is fixed on the filtrator body, offer water inlet and dense water out on the filtrator body, film silk stationary pipes is provided with the product water out.
3. a kind of hollow-fibre membrane sample test machine according to claim 1 and 2, it is characterized in that also comprising temperature control equipment, temperature control equipment comprises heating rod and temperature sensor, and heating rod links to each other with temperature sensor by lead, and heating rod and temperature sensor all are placed in the water tank.
4. a kind of hollow-fibre membrane sample test machine according to claim 1 and 2 is characterized in that also comprising the overpressure protection recirculatory pipe, and pump is connected to water tank by the overpressure protection recirculatory pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200227551U CN201215558Y (en) | 2008-05-23 | 2008-05-23 | Hollow fiber membrane sample test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200227551U CN201215558Y (en) | 2008-05-23 | 2008-05-23 | Hollow fiber membrane sample test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201215558Y true CN201215558Y (en) | 2009-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200227551U Expired - Fee Related CN201215558Y (en) | 2008-05-23 | 2008-05-23 | Hollow fiber membrane sample test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201215558Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890300A (en) * | 2010-07-30 | 2010-11-24 | 浙江大学 | Integrated ultrafiltration membrane water treatment device integrating membrane fiber detection |
| CN107126844A (en) * | 2017-06-21 | 2017-09-05 | 天津职业技术师范大学 | Film silk flux test control system inside purifier |
| CN107843536A (en) * | 2017-11-03 | 2018-03-27 | 天津碧水源膜材料有限公司 | A kind of film wire throughput experimentation platform and its control system, control method |
-
2008
- 2008-05-23 CN CNU2008200227551U patent/CN201215558Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890300A (en) * | 2010-07-30 | 2010-11-24 | 浙江大学 | Integrated ultrafiltration membrane water treatment device integrating membrane fiber detection |
| CN101890300B (en) * | 2010-07-30 | 2013-01-23 | 浙江大学 | Integrated ultrafiltration membrane water treatment device integrating membrane fiber detection |
| CN107126844A (en) * | 2017-06-21 | 2017-09-05 | 天津职业技术师范大学 | Film silk flux test control system inside purifier |
| CN107126844B (en) * | 2017-06-21 | 2023-03-14 | 天津职业技术师范大学 | Membrane filament flux test control system in water purification unit |
| CN107843536A (en) * | 2017-11-03 | 2018-03-27 | 天津碧水源膜材料有限公司 | A kind of film wire throughput experimentation platform and its control system, control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20130625 Granted publication date: 20090401 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20140625 Granted publication date: 20090401 |
|
| PP01 | Preservation of patent right |
Effective date of registration: 20140625 Granted publication date: 20090401 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20150625 Granted publication date: 20090401 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090401 Termination date: 20130523 |
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| EXPY | Termination of patent right or utility model |