CN205965536U - High -efficient ultrafiltration backflush device - Google Patents
High -efficient ultrafiltration backflush device Download PDFInfo
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- CN205965536U CN205965536U CN201620954326.2U CN201620954326U CN205965536U CN 205965536 U CN205965536 U CN 205965536U CN 201620954326 U CN201620954326 U CN 201620954326U CN 205965536 U CN205965536 U CN 205965536U
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- valve
- backwash
- water
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- ultrafiltration
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Abstract
The utility model provides a high -efficient ultrafiltration backflush device, includes valve (3), concentrated water discharge valve (4) under valve (2) in backwash import valve (1), the backwash, the backwash, rushes water valve (5), flow transmitter (6), differential pressure transmitter (8), backwashing water pump (9) soon, the water inlet and produce the mouth of a river between be equipped with differential pressure transmitter, backwashing water pump concatenates in proper order and connects valve under valve in backwash import valve, milipore filter, the backwash, the backwash, concentrated water discharge valve, the one end of water valve is rushed in soon to backwashing water pump and the well indirectness of backwash import valve, rushes in another termination water inlet of water valve soon. When differential pressure transmitter or turbidity instrument reached certain index, inlet outlet's drainage route cut off, procedure from following route: in the backwash under valve, backwash water intaking valve, backwashing water pump, the backwash in valve door, backwash valve, rush the water valve soon and carry out the backwash.
Description
Technical field
This utility model is related to petrochemical wastewater and processes and Treated sewage reusing, the water-treatment technology field such as industrial wastewater desalination, tool
Body is a kind of high-performance ultrafiltration back washing device.
Background technology
Water pollution and water shortage have had become as the two large problems that restriction China develops at present.The control to water resource for the country
More and more stricter.Under this background, enterprise development recycling economy, reduction wastewater discharge, to greatest extent raising water resource
Utilization rate become the target of the desire of the people, trend of the times.High-performance ultrafiltration back washing device meets this requirement just, and it can have
Effect controls the ultrafiltration response rate and backwash discharge frequency, improves the utilization rate of water, saves cost of water treatment.
Ultrafiltration is a kind of membrane process between microfiltration and nanofiltration, and average pore size is between 3-100nm.Ultrafiltration membrane technique
It is a kind of solution can be carried out the membrane separation technique that purifies, separate, concentrate.Ultrafiltration apparatus run a period of time after, due to
The pollution of inorganic matters, Organic substance and microorganism in water, the permeable membrane pressure reduction (TMP) of ultrafiltration can rise.Permeable membrane pressure reduction (TMP) is to weigh
One important indicator of ultrafiltration film properties, it refers to the difference inside macaroni yarn between average feed pressure and infiltration hydraulic coupling,
It can reflect the pollution level on film surface.With the accumulation on film surface for the pollutant, permeable membrane pressure reduction increases therewith.At this moment just need
Backwash is carried out to ultrafilter membrane, backwash can make permeable membrane pressure reduction reduce.But existing hyperfiltration reverse-rinsing device lack effectively monitoring and
Feedback system, hyperfiltration reverse-rinsing automaticity is not high, and artificial operation element amount is larger, and hyperfiltration reverse-rinsing cannot effective control.
Utility model content
The purpose of this utility model is, for solving existing issue, to provide a kind of device that can efficiently control hyperfiltration reverse-rinsing, can
To reach the preferable effect controlling backwash.By to concentrated water flow, concentrated water pressure, the prison imported and exported differential pressure and produce water turbidity
Survey, using backwash water pump and differential pressure transmitter, transmissometer, automatic valve chain, the effective control ultrafiltration response rate and backwash row
Put frequency.It is additionally provided with PLC control cabinet 11, transmissometer 10, pressure transmitter 7.
The technical solution of the utility model is that a kind of high-performance ultrafiltration back washing device, including row in backwash inlet valve 1, backwash
Valve 3, concentrated water discharge valve 4 under valve 2, backwash, rush in water valve 5, flow transmitter 6, differential pressure transmitter 8, backwash water pump 9 soon；Enter
The mouth of a river and produce and be provided with differential pressure transmitter (measurement ultrafiltration the need of backwash) between the mouth of a river, backwash water pump be sequentially connected in series reversed wash into
Mouthful valve 1, ultrafilter membrane, valve 2 in backwash, valve 3, concentrated water discharge valve 4 under backwash, in backwash water pump and backwash inlet valve indirectly
Rush in one end of water valve 5 soon, the other end rushing in water valve 5 soon taps into the mouth of a river.Differential pressure transmitter or transmissometer reach and necessarily refer to
Timestamp, the drainage path cut-out of import and export, program is from such as underpass：Valve 2 in backwash, backwash water intaking valve 1, backwash water pump 9, anti-
Wash lower valve door, valve in backwash, rush in water valve 5 soon.Concentrated water discharge valve series connection flow transmitter 6, and pressure transmitter is set,
Flow transmitter is used for detecting hyperfiltration reverse-rinsing discharge, and pressure transmitter 7 detects hyperfiltration reverse-rinsing hydraulic pressure.
Backwash water intaking valve 1 is used for the control of hyperfiltration reverse-rinsing water inlet, and under valve 2 and backwash in backwash, to be used for ultrafiltration anti-for valve 3
The emission control of wash water, concentrated water discharge valve 4 is used for the emission control of ultrafiltration concentrated water, rushes in water valve 5 soon and rushes in water soon for ultrafiltration
Control, flow transmitter 6 is used for detecting hyperfiltration reverse-rinsing discharge discharge, and pressure transmitter 7 is used for detecting that hyperfiltration reverse-rinsing discharges
Water pressure, differential pressure transmitter 8 is used for detecting that differential pressure is imported and exported in ultrafiltration, backwash water pump 9 is used for the conveying of hyperfiltration reverse-rinsing water inlet, turbidity
Instrument 10 is used for detecting that water turbidity is produced in ultrafiltration, the signal of these automatic valves, instrument and water pump accesses in PLC control cabinet, works as needs
Can direct remotely control during backwash.
Flow transmitter 6 is used for detecting hyperfiltration reverse-rinsing discharge discharge, pressure transmitter 7 is used for detecting that hyperfiltration reverse-rinsing discharges
Water pressure, according to influent quality, is monitored by this two indices, can be with the effective control ultrafiltration response rate.
Beneficial effect：A kind of present invention high-performance ultrafiltration back washing device, by poor to concentrated water flow, concentrated water pressure, import and export
Pressure and the monitoring producing water turbidity, using backwash water pump and differential pressure transmitter, transmissometer, automatic valve chain, effective control surpasses
The filter response rate and backwash discharge frequency.Utilization ratio for current water is badly in need of improving, and hyperfiltration reverse-rinsing device lacks effectively supervises
Survey and feedback system, hyperfiltration reverse-rinsing automaticity is high, the features such as artificial operation element amount is larger, provide a kind of effective control
The ultrafiltration response rate and the device of backwash discharge frequency, improve the utilization rate of water, decrease the working strength of work personnel, save
Cost of water treatment.
Brief description
Fig. 1 is the schematic diagram of this utility model high-performance ultrafiltration back washing device.
In figure：Under valve on 1- backwash inlet valve, 2- backwash, 3- backwash, valve, 4- concentrated water discharge valve, 5- rush in water soon
Valve, 6- flow transmitter, 7- pressure transmitter, 8- differential pressure transmitter, 9- backwash water pump, 10- transmissometer, 11-PLC switch board,
Other equipment is other auxiliary facilities of ultrafiltration apparatus.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model device is described further.
Fig. 1 is the schematic diagram of this utility model high-performance ultrafiltration back washing device, arranges including in 1- backwash inlet valve, 2- backwash
Under valve, 3- backwash, valve, 4- concentrated water discharge valve, 5- rush in water valve, 6- flow transmitter, 7 pressure transmitters, 8 differential pressures soon
Transmitter, 9- backwash water pump, 10- transmissometer, 11-PLC switch board.Backwash water intaking valve 1 is used for the control of hyperfiltration reverse-rinsing water inlet, instead
Wash the emission control that valve 3 under valve 2 and backwash is used for hyperfiltration reverse-rinsing water, concentrated water discharge valve 4 is used for the discharge of ultrafiltration concentrated water
Control, rush in the control that water rushed in soon by water valve 5 for ultrafiltration soon, flow transmitter 6 is used for detecting hyperfiltration reverse-rinsing discharge discharge,
Pressure transmitter 7 is used for detecting hyperfiltration reverse-rinsing discharge water pressure, differential pressure transmitter 8 is used for detecting that differential pressure, backwash are imported and exported in ultrafiltration
The conveying of water pump 9 hyperfiltration reverse-rinsing water inlet, transmissometer 10 is used for detecting that water turbidity is produced in ultrafiltration, PLC control cabinet is used for hyperfiltration reverse-rinsing and fills
The control put.
Backwash water intaking valve 1 is used for the control of hyperfiltration reverse-rinsing water inlet, and under valve 2 and backwash in backwash, to be used for ultrafiltration anti-for valve 3
The emission control of wash water, concentrated water discharge valve 4 is used for the emission control of ultrafiltration concentrated water, rushes in water valve 5 soon and rushes in water soon for ultrafiltration
Control, flow transmitter 6 is used for detecting hyperfiltration reverse-rinsing discharge discharge, and pressure transmitter 7 is used for detecting that hyperfiltration reverse-rinsing discharges
Water pressure, differential pressure transmitter 8 is used for detecting that differential pressure is imported and exported in ultrafiltration, backwash water pump 9 is used for the conveying of hyperfiltration reverse-rinsing water inlet, turbidity
Instrument 10 is used for detecting that water turbidity is produced in ultrafiltration, the signal of these automatic valves, instrument and water pump accesses in PLC control cabinet, works as needs
Can direct remotely control during backwash.
Flow transmitter 6 is used for detecting hyperfiltration reverse-rinsing discharge discharge, pressure transmitter 7 is used for detecting that hyperfiltration reverse-rinsing discharges
Water pressure, according to influent quality, is monitored by this two indices, can be with the effective control ultrafiltration response rate.
Differential pressure transmitter 8 is used for detecting that differential pressure is imported and exported in ultrafiltration, backwash water pump 9 is used for the conveying of hyperfiltration reverse-rinsing water inlet, turbid
Degree instrument 10 is used for detecting that water turbidity is produced in ultrafiltration, backwash water pump 9 is chain with Inlet and outlet water differential pressure transmitter 8 and transmissometer 10, works as ultrafiltration
Mould difference increases to 0.1MPa or outlet transmissometer when reaching 0.1NTU, automatically can carry out backwash to ultrafilter membrane.Reduce permeable membrane
Pressure reduction is it is ensured that ultrafiltration film properties.
Valve 2 in backwash, backwash water intaking valve 1, backwash water pump 9 is first turned on during ultrafiltration conventional backwash；30s about after close
Valve 2 in backwash, open valve door under backwash；30S about after open valve in backwash, close valve under backwash, open fast punching
Water intaking valve 5.Concentrated water discharge valve 4 cuts out after mixing up when debugging in the early stage, and the later stage produces water turbidity according to ultrafiltration and import and export differential pressure is entered
Row switch, cuts out at ordinary times.Ultrafiltration concentrated water discharge mouth setting pressure transmitter 7 and flow transmitter 6 are used for observing concentrated water discharge
Flow and pressure, judge the concentrated water discharge water yield, and concentrated water discharge valve 4 can easily and effectively control ultrafiltration concentrated water discharge, backwash water pump 9
Chain with Inlet and outlet water differential pressure transmitter 8 and transmissometer 10, when ultrafilter membrane pressure reduction increase to 0.1MPa or outlet transmissometer reach
During 0.1NTU, automatically backwash can be carried out to ultrafilter membrane.The signal of automatic valve, instrument and water pump accesses in PLC control cabinet, when need
Wanting during backwash can direct remotely control.
Claims (2)
1. a kind of high-performance ultrafiltration back washing device, is characterized in that including backwash inlet valve（1）, valve in backwash（2）, valve under backwash
（3）, concentrated water discharge valve（4）, rush in water valve soon（5）, flow transmitter（6）, differential pressure transmitter（8）, backwash water pump（9）；Water inlet
Mouthful and produce and be provided with differential pressure transmitter between the mouth of a river, backwash water pump be sequentially connected in series reversed wash inlet valve, ultrafilter membrane, valve in backwash,
Valve, concentrated water discharge valve under backwash, backwash water pump and one end rushing in water valve soon indirect in backwash inlet valve, rush in water valve soon
The other end tap into the mouth of a river.
2. high-performance ultrafiltration back washing device according to claim 1, is characterized in that concentrated water discharge valve series connection flow transmitter, and
Setting pressure transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620954326.2U CN205965536U (en) | 2016-08-26 | 2016-08-26 | High -efficient ultrafiltration backflush device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620954326.2U CN205965536U (en) | 2016-08-26 | 2016-08-26 | High -efficient ultrafiltration backflush device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205965536U true CN205965536U (en) | 2017-02-22 |
Family
ID=58035996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620954326.2U Active CN205965536U (en) | 2016-08-26 | 2016-08-26 | High -efficient ultrafiltration backflush device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205965536U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482742A (en) * | 2019-08-29 | 2019-11-22 | 深圳中拓天达环境工程有限公司 | Electrode foil boracic cleans waste water treatment system and its treatment process |
| CN114502260A (en) * | 2019-10-11 | 2022-05-13 | 美得华水务株式会社 | Method for cleaning ultrafiltration system and ultrafiltration system |
| CN114534497A (en) * | 2022-02-25 | 2022-05-27 | 西安热工研究院有限公司 | Automatic ultrafiltration control system |
-
2016
- 2016-08-26 CN CN201620954326.2U patent/CN205965536U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482742A (en) * | 2019-08-29 | 2019-11-22 | 深圳中拓天达环境工程有限公司 | Electrode foil boracic cleans waste water treatment system and its treatment process |
| CN114502260A (en) * | 2019-10-11 | 2022-05-13 | 美得华水务株式会社 | Method for cleaning ultrafiltration system and ultrafiltration system |
| CN114534497A (en) * | 2022-02-25 | 2022-05-27 | 西安热工研究院有限公司 | Automatic ultrafiltration control system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |