CN202124509U - Filtering device using liquid isostatic-pressing membrane method - Google Patents
Filtering device using liquid isostatic-pressing membrane method Download PDFInfo
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- CN202124509U CN202124509U CN2011202233239U CN201120223323U CN202124509U CN 202124509 U CN202124509 U CN 202124509U CN 2011202233239 U CN2011202233239 U CN 2011202233239U CN 201120223323 U CN201120223323 U CN 201120223323U CN 202124509 U CN202124509 U CN 202124509U
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Abstract
The utility model relates to a filtering device using a liquid isostatic-pressing membrane method, which comprises a filtering unit, a hydraulic unit and a pipe valve unit. The filtering unit comprises a high-pressure vessel, an elastic balloon, a filtering membrane, a porous filter liquid collection pipe and a vent valve, the hydraulic unit comprises a hydraulic pump, a hydraulic liquid storage tank and hydraulic valves, and the pipe valve unit comprises a one-way stock solution inlet valve, a purified liquid discharging valve and a drainage valve. The elastic balloon is positioned inside the high-pressure vessel, the porous filter liquid collection pipe covered by the filtering membrane is arranged in the elastic balloon, the vent valve is positioned at the top of the porous filter liquid collection pipe, and an air outlet of the vent valve is led out of the high-pressure vessel. An input end and an output end of the hydraulic pump are respectively provided with two parallel hydraulic valves which are in butt joint with the hydraulic liquid storage tank and an isostatic pressing chamber of the filtering unit respectively. The one-way stock solution inlet valve and the drainage valve are both in butt joint with a filter chamber of the filtering unit, and purified liquid is discharged by means of the purified liquid discharging valve.
Description
Technical field
The utility model relates to a kind of desalination filtration unit of seawater, especially a kind of utilize pressure reduction that seawater is sucked overanxious chamber after, again through the filtering filtration unit of filtering membrane, belong to a kind of water treating equipment.
Background technology
At present popular method is reverse osmosis membrane, flash distillation distillation method, low-temperature multi-effect method etc. in water treatment system, and wherein reverse osmosis membrane is because its less investment, technological process is simple, the little characteristics that consume energy become main selection sea water desaltination mode.In reverse osmosis membrane, be to adopt the high pressure sea water pump that seawater is pressurized to 4 ~ 8MPa to be input to high-pressure chamber, make penetration of sea water cross reverse osmosis membrane, because reverse osmosis membrane stops other materials to pass through, thereby realize fresh water and dirt separation.In the use; Because the immersion that the high pressure sea water pump places seawater for a long time contains a large amount of corrosivess such as chlorine fluorine in the seawater, can make pump valve and cylinder body produce corrosion; Loss is very big; Can works better in order to ensure water treatment system, need carry out special rotproofing to the high pressure sea water pump, cause the cost cost of high pressure sea water pump very high.
The utility model content
The purpose of the utility model is; Very high to present employing reverse osmosis membrane to the high pressure sea water pump cost cost that exists in the sea water desaltination filtration treatment; Be easy to by the practical problems of sea-water corrosion, a kind of new embrane method filtration unit to the pressurization of static pressure such as liquid employing is provided.
The purpose of the utility model is achieved in that a kind of embrane method filtration unit to the pressurization of static pressure such as liquid employing; It is characterized in that; The embrane method filtration unit is made up of filtering unit, hydraulic pressure unit and pipe valve unit, and filtering unit comprises high pressure vessel, elastomeric bladder, filtering membrane, porous filtrate collection pipe and vapor cock; Hydraulic pressure unit comprises hydro-pump, hydraulic fluid reservoir and hydraulicvalve; The pipe valve unit comprises the unidirectional water intaking valve of stoste, is cleaned liquid outlet valve and wash water valve; Wherein:
In filtering unit; At least one elastomeric bladder is arranged in high pressure vessel, is provided with [z1] porous filtrate collection pipe in the elastomeric bladder at least, and filtering membrane is covered on the porous filtrate collection pipe; Vapor cock is positioned at porous filtrate collection pipe top, and high pressure vessel is derived in the air outlet of vapor cock; Between high pressure vessel and the elastomeric bladder for etc. static-pressure chamber, be the filtration chamber between elastomeric bladder and the filtering membrane;
In hydraulic pressure unit, the input terminus of hydro-pump and output terminal are respectively equipped with the hydraulicvalve of two parallel connections, they respectively with hydraulic fluid reservoir and filtering unit in etc. static-pressure chamber dock;
In the pipe valve unit, unidirectional water intaking valve of stoste and wash water valve all with filtering unit in the filtration chamber dock; Being cleaned the liquid outlet valve through [z2] discharges.
In the utility model, contain a filtering unit in the embrane method filtration unit at least.
In the utility model, contain two filtering units in the embrane method filtration unit, the static-pressure chamber that waits in each filtering unit all docks with the input terminus and the output terminal of hydro-pump respectively through hydraulicvalve.
In the utility model, the hydraulic pressure media in the hydraulic pressure unit is water or hydraulicefficiency oil.
In the utility model, described filtering membrane is microfiltration membrane or ultra-filtration membrane or nf membrane or reverse osmosis membrane; Each hydraulicvalve of described hydraulic pressure unit, and the unitary wash water valve of pipe valve be cleaned the liquid outlet valve and be [z3] or SV.
In the utility model, the high pressure vessel top in the filtering unit is provided with vent valve.
In the utility model, the vent valve at the vapor cock of described filtering unit and high pressure vessel top is automatic vapor cock.
The advantage of the utility model is: wait static-pressure chamber owing in high pressure vessel, set up one, through the pressure change of static-pressure chambers such as hydraulic pressure unit control, drive elastomeric bladder and change filtration chamber's volume; Make in the overanxious chamber or the formation negative pressure; Through the unidirectional water intaking valve of stoste heat absorption seawater, or form malleation, force to be cleaned liquid and to pass through filtering membrane; Exempted the high pressure sea water pump of long period of soaking in seawater, and had only the unidirectional water intaking valve of stoste to contact stoste with wash water valve to have the corrosive risk; Because the vapor cock of filtering unit, each hydraulicvalve of hydraulic pressure unit, and the unitary wash water valve of pipe valve be cleaned the liquid outlet valve, vent valve all adopts [z4], is easy to realize time variable control; Compact construction of the present invention can be provided with one or more filtering units in the whole device, and is in service, and except hydro-pump possibly cause wearing and tearing, other do not exist basically or have less mechanical wear, and work-ing life is longer, and maintenance cost is lower.
Description of drawings
Fig. 1 is a kind of embodiment principle schematic of the utility model.
Fig. 2 is the another kind of embodiment principle schematic of the utility model.
Among the figure, 1, etc. static-pressure chamber, 2, elastomeric bladder, 3, the filtration chamber, 4, filtering membrane, 5, vapor cock, 6, porous filtrate collection pipe, 7, high pressure vessel, A, hydraulic pressure unit, A
1, hydro-pump, A
2, hydraulic fluid reservoir, AF, hydraulicvalve, B, filtering unit, C, pipe valve unit, CF
1, the unidirectional water intaking valve of stoste, CF2, be cleaned the liquid outlet valve, CF3, wash water valve.
Embodiment
Visible by Fig. 1, the embrane method filtration unit of static pressure such as liquid employing pressurization is made up of hydraulic pressure unit A, filtering unit B and pipe valve unit C, filtering unit B comprises high pressure vessel 7, elastomeric bladder 2, filtering membrane 4, porous filtrate collection pipe and vapor cock 5; Hydraulic pressure unit A comprises hydro-pump A
1, hydraulic fluid reservoir A
2With hydraulicvalve AF
1 ~ 4Pipe valve unit C comprises the unidirectional water intaking valve CF of stoste
1, be cleaned liquid outlet valve CF
2With wash water valve CF
3
In filtering unit B; At least one elastomeric bladder 2 is arranged in high pressure vessel 7, is provided with a porous filtrate collection pipe 6 in the elastomeric bladder 2 at least, and filtering membrane 4 is covered on the porous filtrate collection pipe 6; Vapor cock 5 is positioned at porous filtrate collection pipe 6 tops, and high pressure vessel 7 is derived in the air outlet of vapor cock 5; Between high pressure vessel 7 and the elastomeric bladder 2 for etc. static-pressure chamber 1, be filtration chamber 3 between elastomeric bladder 2 and the filtering membrane 4;
In hydraulic pressure unit A, hydro-pump A
1Input terminus be provided with the parallel connection hydraulicvalve AF
1With hydraulicvalve AF
3,Output terminal is provided with the hydraulicvalve AF of parallel connection
2With hydraulicvalve AF
4, hydraulicvalve AF wherein
1With hydraulicvalve AF
4With hydraulic fluid reservoir A
2Butt joint, hydraulicvalve AF
2With hydraulicvalve AF
3Dock with the static-pressure chamber 1 that waits among the filtering unit B;
In pipe valve unit C, the unidirectional water intaking valve CF of stoste
1With wash water valve CF
3All with filtering unit B in filtration chamber 3 dock; The liquid that is cleaned that porous filtrate collection pipe 6 is collected compiles the back by being cleaned liquid outlet valve CF
2Discharge.
In the present embodiment, this device only contains a filtering unit B, and simultaneously, high pressure vessel 7 tops in filtering unit B are provided with vent valve BF
1
During practical implementation, the hydraulic pressure media among the hydraulic pressure unit A can adopt water or hydraulicefficiency oil.
During practical implementation, can contain a plurality of filtering unit B in this device, also can contain a plurality of porous filtrate collection pipes 6 among each filtering unit B; Each porous filtrate collection pipe 6 all covers filtering membrane 4, and described filtering membrane 4 can be selected suitable filtering membrane according to the requirement to water conditioning; Microfiltration membrane for example; Or ultra-filtration membrane or, or nf membrane, or reverse osmosis membrane.
During practical implementation, each hydraulicvalve of described hydraulic pressure unit, and the unitary wash water valve of pipe valve be cleaned the liquid outlet valve all for by programme controlled motorized valve or SV.
The working process of present embodiment is:
At first, open hydraulicvalve AF
1With hydraulicvalve AF
2, close hydraulicvalve AF
3With hydraulicvalve AF
4And be cleaned liquid outlet valve CF
2, wash water valve CF
3With vent valve BF
1, primer fluid press pump A
1, with waiting hydraulic pressure media in the static-pressure chamber 1 to be discharged to hydraulic fluid reservoir A
2In, along with the minimizing that waits the hydraulic pressure media in the static-pressure chamber 1, elastomeric bladder 2 begins to expand, it is big that the volume of filtration chamber 3 becomes, and forms negative pressure, with seawater by the unidirectional water intaking valve CF of stoste
1Suck, at this moment,, can guarantee to be full of seawater in the filtration chamber 3 through vapor cock 5 with its discharge if there is unnecessary air in the filtration chamber 3;
After being full of seawater in the filtration chamber 3, close hydraulicvalve AF
1With hydraulicvalve AF
2, open hydraulicvalve AF
3With hydraulicvalve AF
4And be cleaned liquid outlet valve CF
2, hydro-pump A
1With hydraulic fluid reservoir A
2In static-pressure chambers 1 such as hydraulic pressure media injection, the pressure in the static-pressure chamber 1 is raise, compressing elastomeric bladder 2 can't be from the unidirectional water intaking valve CF of stoste owing to get into the seawater of filtration chamber 3
1Through, can only be under the high pressure effect form and satisfactoryly be cleaned liquid and by being cleaned liquid outlet valve CF through filtering membrane 4
2Discharge.
It is thus clear that its working process is exactly through hydro-pump A
1Constantly the hydraulic pressure media flow in the static-pressure chamber 1 such as alternative change to, drive elastomeric bladder 2, under differential pressure action, suck seawater, under the high pressure effect, force and pass through its filtering membrane 4 formation and be cleaned liquid.
Along with the increase of seawater cycle index, the impurity in the filtration chamber 3 can form accumulation, should when the pressure in waiting static-pressure chamber 1 raise, close and be cleaned liquid outlet valve CF in the work
2, open wash water valve CF
3, the impurity in the filtration chamber 3 is discharged in good time.
In order to satisfy the work continuity of filtration unit, described hydraulicvalve AF
1 ~ 4, and wash water valve CF
3Be cleaned liquid outlet valve CF
2Be SV, make its working process through time variable control.If, also can influence working efficiency, for this reason, vent valve BF can when waiting static-pressure chamber 1 to inject the hydraulic pressure media, opened Deng air is arranged in the static-pressure chamber 1
1, described vent valve BF
1Can adopt SV.
Visible by Fig. 2, it structurally is with the difference of Fig. 1, contains two filtering unit B in the device, is provided with hydraulicvalve AF among the hydraulic pressure unit A
1 ~ 6, hydro-pump A
1Input terminus be provided with the parallel connection hydraulicvalve AF
1, hydraulicvalve AF
3With hydraulicvalve AF
6,Output terminal is provided with the hydraulicvalve AF of parallel connection
2, hydraulicvalve AF
4With hydraulicvalve AF
5, hydraulicvalve AF wherein
5With hydraulicvalve AF
6With hydraulic fluid reservoir A
2Butt joint, hydraulicvalve AF
2With hydraulicvalve AF
3Dock hydraulicvalve AF with the static-pressure chamber 1 that waits among the filtering unit B of left side
1With hydraulicvalve AF
4Dock with the static-pressure chamber 1 that waits among the filtering unit B of right side.
It is with difference with Fig. 1 at work; When the static-pressure chamber such as grade 1 among the filtering unit B of left side reduces pressure; The static-pressure chamber 1 that waits that the hydraulic pressure media can directly inject right side filtering unit B is its pressurization; Among the filtering unit B of right side wait static-pressure chamber 1 decompression the time, the static-pressure chamber 1 that waits that the hydraulic pressure media can directly inject left side filtering unit B is its pressurization, hydraulic fluid reservoir A
2In fact just a redundant hydraulic container for storing liquid replenishes when the hydraulic pressure media is not enough.
More than each embodiment be not restriction to the utility model, for example, clear for drawing; Each embodiment has only an elastomeric bladder 2 to be arranged in high pressure vessel 7 in filtering unit B, also only is provided with a porous filtrate collection pipe 6 in the elastomeric bladder 2; During practical implementation; Then can a plurality of elastomeric bladder 2 be located in the high pressure vessel 7, also can be provided with a plurality of porous filtrate collection pipes 6 in the elastomeric bladder 2, each porous filtrate collection pipe 6 is collected be cleaned liquid and compile after again by being cleaned liquid outlet valve CF
2Discharge.
Claims (7)
1. embrane method filtration unit to static pressure such as liquid employing pressurizations; It is characterized in that; The embrane method filtration unit is made up of filtering unit, hydraulic pressure unit and pipe valve unit, and filtering unit comprises high pressure vessel, elastomeric bladder, filtering membrane, porous filtrate collection pipe and vapor cock; Hydraulic pressure unit comprises hydro-pump, hydraulic fluid reservoir and hydraulicvalve; The pipe valve unit comprises the unidirectional water intaking valve of stoste, is cleaned liquid outlet valve and wash water valve; Wherein:
In filtering unit; At least one elastomeric bladder is arranged in high pressure vessel, is provided with a porous filtrate collection pipe that links to each other and link up in the elastomeric bladder at least, and filtering membrane is covered on the porous filtrate collection pipe; Vapor cock is positioned at porous filtrate collection pipe top, and high pressure vessel is derived in the air outlet of vapor cock; Between high pressure vessel and the elastomeric bladder for etc. static-pressure chamber, be the filtration chamber between elastomeric bladder and the filtering membrane;
In hydraulic pressure unit, the input terminus of hydro-pump and output terminal are respectively equipped with the hydraulicvalve of two parallel connections, they respectively with hydraulic fluid reservoir and filtering unit in etc. static-pressure chamber dock;
In the pipe valve unit, unidirectional water intaking valve of stoste and wash water valve all with filtering unit in the filtration chamber dock; The liquid that is cleaned through filtering membrane is discharged by being cleaned the liquid outlet valve.
2. the embrane method filtration unit to the pressurization of static pressure such as liquid employing according to claim 1 is characterized in that, contains a filtering unit in the embrane method filtration unit at least.
3. the embrane method filtration unit to the pressurization of static pressure such as liquid employing according to claim 2; It is characterized in that; Contain two filtering units in the embrane method filtration unit, the static-pressure chamber that waits in each filtering unit all docks with the input terminus and the output terminal of hydro-pump respectively through hydraulicvalve.
4. the embrane method filtration unit to the pressurization of static pressure such as liquid employing according to claim 1 is characterized in that the hydraulic pressure media in the hydraulic pressure unit is water or hydraulicefficiency oil.
5. according to each described embrane method filtration unit of claim 1 ~ 4, it is characterized in that described filtering membrane is microfiltration membrane or ultra-filtration membrane or nf membrane or reverse osmosis membrane to the pressurization of static pressure such as liquid employing; Each hydraulicvalve of described hydraulic pressure unit, and the unitary wash water valve of pipe valve be cleaned the liquid outlet valve all for by programme controlled motorized valve or SV.
6. the embrane method filtration unit to the pressurization of static pressure such as liquid employing according to claim 5 is characterized in that the high pressure vessel top in the filtering unit is provided with vent valve.
7. the embrane method filtration unit to the pressurization of static pressure such as liquid employing according to claim 6 is characterized in that the vent valve at the vapor cock of described filtering unit and high pressure vessel top is automatic vapor cock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202233239U CN202124509U (en) | 2011-06-29 | 2011-06-29 | Filtering device using liquid isostatic-pressing membrane method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202233239U CN202124509U (en) | 2011-06-29 | 2011-06-29 | Filtering device using liquid isostatic-pressing membrane method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202124509U true CN202124509U (en) | 2012-01-25 |
Family
ID=45487580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202233239U Expired - Fee Related CN202124509U (en) | 2011-06-29 | 2011-06-29 | Filtering device using liquid isostatic-pressing membrane method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202124509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102351276A (en) * | 2011-06-29 | 2012-02-15 | 朱雷 | Membrane filtering device by liquid isostatic pressing |
-
2011
- 2011-06-29 CN CN2011202233239U patent/CN202124509U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102351276A (en) * | 2011-06-29 | 2012-02-15 | 朱雷 | Membrane filtering device by liquid isostatic pressing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120125 Termination date: 20180629 |