CN208975546U - A kind of ultrafiltration membrane automatic cleaning system - Google Patents
A kind of ultrafiltration membrane automatic cleaning system Download PDFInfo
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- CN208975546U CN208975546U CN201821281203.2U CN201821281203U CN208975546U CN 208975546 U CN208975546 U CN 208975546U CN 201821281203 U CN201821281203 U CN 201821281203U CN 208975546 U CN208975546 U CN 208975546U
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- automatic cleaning
- cleaning system
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Abstract
The utility model relates to water-treatment technology fields, it discloses a kind of ultrafiltration membrane automatic cleaning systems, including ultra-filtration membrane device, the ultra-filtration membrane device includes shell, it is arranged in the intracorporal ultrafiltration membrane of the shell, raw water water inlet pipe is provided on the shell, water purification outlet pipe, concentrated water outlet pipe, and the detergent line for carrying out back flush to the ultrafiltration membrane, the cleaning pump that back flush is carried out to the ultrafiltration membrane is provided in the detergent line, it is characterized in that, it further include PLC controller, the raw water pressure sensor for detecting the raw water water inlet inner pipe water pressure is provided on the raw water water inlet pipe, the hydrostatic pressure sensor for detecting the water purification water outlet inner pipe water pressure is provided on the water purification outlet pipe, the raw water pressure sensor, hydrostatic pressure sensor, cleaning pump is separately connected PLC controller.The utility model solves ultrafiltration membrane in the process of running because blocking causes membrane permeability poor, the problem that water yield is small, film is easy to damage.
Description
Technical field
The utility model relates to water-treatment technology fields, and in particular to a kind of ultrafiltration membrane automatic cleaning system.
Background technique
Raw water turbidity can be effectively reduced in ultrafiltration membrane, removes the substances such as suspended matter, colloid, microorganism in water removal.In recent years, with
Water treatment technology fast development and universal, ultrafiltration membrane has been successfully applied to each industrial circle such as electric power, chemical industry, and becomes at water
The common technology that science and engineering journey uses.But ultrafiltration membrane be used for Industrial Wastewater Treatment when, due to water inlet in contain suspended matter, nothing
Machine salt, colloid, organic matter and microorganism etc. will cause membrane component pollution of different nature, and in normal operation, film is being retained
After impurity, membrane permeability is reduced, and leading to ultrafiltration membrane, pressure difference is excessively high in the process of running, causes membrane permeability poor, water yield subtracts
It is small, and the excessively high situation lower film of pressure difference is easy to damage.
Utility model content
It is existing in the prior art to overcome the purpose of this utility model is to provide a kind of ultrafiltration membrane automatic cleaning system
Defect solves ultrafiltration membrane in the process of running, and pressure difference is excessively high, causes membrane permeability poor, and water yield, which reduces, film is easy to damage asks
Topic.Specific technical solution is as follows:
A kind of ultrafiltration membrane automatic cleaning system, including ultra-filtration membrane device, the ultra-filtration membrane device include shell, are arranged in institute
State the intracorporal ultrafiltration membrane of shell, be provided with raw water water inlet pipe, water purification outlet pipe, concentrated water outlet pipe on the shell, and for pair
The ultrafiltration membrane carries out the detergent line of back flush, is provided in the detergent line and carries out back flush to the ultrafiltration membrane
Cleaning pump, further include PLC controller, be provided on the raw water water inlet pipe for detecting raw water water inlet inner pipe water pressure
Raw water pressure sensor is provided with the hydrostatic pressure for detecting the water purification water outlet inner pipe water pressure on the water purification outlet pipe and passes
Sensor, the raw water pressure sensor, hydrostatic pressure sensor, cleaning pump are separately connected PLC controller.
In above-mentioned technical proposal, by being separately installed with original on the raw water water inlet pipe of ultra-filtration membrane device, water purification outlet pipe
Water pressure sensor, clear water pressure sensor, and the hydraulic pressure information measured is transferred to PLC controller, detect that raw water is intake
Pipe, water purification are discharged the variation of the pressure difference of inner pipe water pressure, and when pressure difference is increased to early warning controlling value, pressure sensor output signal is passed
PLC controller is given, PLC controller starts bolt down procedure, and ultra-filtration membrane device or compressor emergency shutdown start automatic cleaning procedure simultaneously,
Ultrafiltration membrane is cleaned.
Net water flux sensor, institute are additionally provided on the water purification outlet pipe as a further improvement of the utility model,
State net water flux sensor connection PLC controller.
The setting of the above-mentioned net water flux sensor on water purification outlet pipe can make PLC controller while obtain raw water
Water inlet pipe, water purification are discharged the data of net water flux in the pressure difference and water purification outlet pipe of inner pipe water pressure, to realize preferably comprehensive
Control.For example, such as there is net water flux substantially in the case where the raw water water inlet pipe of setting, water purification are discharged the pressure differential of inner pipe water pressure
The case where degree is reduced, can star ultrafiltration membrane cleaning procedure.
In order to further increase the effect of cleaning, a kind of ultrafiltration membrane automatic cleaning system of the utility model further includes ultrasound
The ultrasonic transducer of wave generator, the connection ultrasonic signal generator, the ultrasonic transducer are ultrasonic wave
Vibrating head, the vibrating arm of the ultrasound wave vibrating bar are set in the detergent line.
The setting of ultrasound wave vibrating bar in above-mentioned detergent line, may be implemented the ultrasonic cleaning of ultrafiltration membrane, thus into one
Step improves the effect of cleaning.
Wherein, the ultrasonic signal generator connects PLC controller.
As a further improvement, it is additionally provided on the raw water water inlet pipe for enhancing cleaning when carrying out back flush
The chemicals dosing plant of effect, the chemicals dosing plant connect PLC controller.
In the utility model, the water inlet end of the raw water water inlet pipe connects high-pressure pump.
In the utility model, check valve is respectively equipped on the raw water water inlet pipe, detergent line.
Electric check valve is provided on the water purification outlet pipe, the electric check valve connects PLC controller.
In the utility model, throttle valve is provided on the concentrated water outlet pipe.
When cleaning, electric check valve is closed to realize back flush by PLC controller.
In the utility model, the ultra-filtration membrane device can be spiral wound, hollow fiber form, tubular type, plate and frame, formula
Etc. structures.
The beneficial effects of the utility model are:
First, a kind of ultrafiltration membrane automatic cleaning system of the utility model, by detecting that raw water water inlet pipe, water purification are discharged
The variation of the pressure difference of inner pipe water pressure, starting cleaning pump carry out reverse cleaning to ultrafiltration membrane, were running to solve ultrafiltration membrane
Cheng Zhong, pressure difference is excessively high, causes membrane permeability poor, the problem that water yield reduces, film is easy to damage.
Second, a kind of ultrafiltration membrane automatic cleaning system of the utility model, the further net water flux on water purification outlet pipe
The setting of sensor can make PLC controller while obtain raw water water inlet pipe, the pressure difference of water purification water outlet inner pipe water pressure and water purification
The data of net water flux in outlet pipe, to realize better comprehensively control.For example, going out in the raw water water inlet pipe of setting, water purification
Under the pressure differential of water inner pipe water pressure, such as there is the case where net water flux is greatly reduced, can star ultrafiltration membrane cleaning procedure.
Third, a kind of ultrafiltration membrane automatic cleaning system of the utility model, the setting of ultrasound wave vibrating bar in detergent line,
The ultrasonic cleaning of ultrafiltration membrane may be implemented, to further improve the effect of cleaning.
4th, a kind of ultrafiltration membrane automatic cleaning system of the utility model, be additionally provided on raw water water inlet pipe for into
The chemicals dosing plant for enhancing cleaning effect when row back flush, can make the effect of cleaning more preferable.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of ultrafiltration membrane automatic cleaning system of the utility model；
Fig. 2 is the concrete structure schematic diagram that ultrasound wave vibrating bar is arranged in detergent line in Fig. 1；
In figure: 1, shell, 2, ultrafiltration membrane, 3, raw water water inlet pipe, 4, water purification outlet pipe, 5, concentrated water outlet pipe, 6, cleaning pipe
Road, 7, cleaning pump, 8, PLC controller, 9, raw water pressure sensor, 10, hydrostatic pressure sensor, 11, net water flux sensor,
12, ultrasonic signal generator, 13, ultrasound wave vibrating bar, 14, chemicals dosing plant, 15, high-pressure pump, 16, check valve, 17, electronic section
Only valve, 18, throttle valve.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and cannot be used as a limitation the protection model of limitation the utility model
It encloses.
As Fig. 1 to 2 show a kind of embodiment of ultrafiltration membrane automatic cleaning system of the utility model, including ultrafiltration membrane dress
It sets, the ultra-filtration membrane device includes shell 1, the ultrafiltration membrane 2 that is arranged in the shell 1, is provided with raw water on the shell 1
Water inlet pipe 3, water purification outlet pipe 4, concentrated water outlet pipe 5, and the detergent line 6 for carrying out back flush to the ultrafiltration membrane 2,
It is provided with the cleaning pump 7 for carrying out back flush to the ultrafiltration membrane 2 in the detergent line 6, further includes PLC controller 8, institute
State the raw water pressure sensor 9 being provided on raw water water inlet pipe 3 for detecting hydraulic pressure in the raw water water inlet pipe 3, the water purification
The hydrostatic pressure sensor 10 for detecting hydraulic pressure in the water purification outlet pipe 4 is provided on outlet pipe 4, the raw water pressure passes
Sensor 9, hydrostatic pressure sensor 10, cleaning pump 7 are separately connected PLC controller 8.
In above-mentioned technical proposal, by being separately installed on the raw water water inlet pipe 3 of ultra-filtration membrane device, water purification outlet pipe 4
Raw water pressure sensor 9, clear water pressure sensor 10, and the hydraulic pressure information measured is transferred to PLC controller 8, detect original
The variation of the pressure difference of hydraulic pressure in water water inlet pipe 3, water purification outlet pipe 4, when pressure difference is increased to early warning controlling value, pressure sensor 9,
10 output signals are transmitted to PLC controller 8, and PLC controller 8 starts bolt down procedure, and ultra-filtration membrane device or compressor emergency shutdown start simultaneously
Automatic cleaning procedure cleans ultrafiltration membrane 2.
As further improvement of this embodiment, net water flux sensor 11, institute are additionally provided on the water purification outlet pipe 4
It states net water flux and senses 11 devices connection PLC controller 8.
The setting of the above-mentioned net water flux sensor 11 on water purification outlet pipe 4 can make PLC controller 8 while obtain
In raw water water inlet pipe 3, water purification outlet pipe 4 in the pressure difference and water purification outlet pipe 4 of hydraulic pressure net water flux data, to realize more preferable
Comprehensively control.For example, such as there is water purification under the pressure differential of hydraulic pressure in the raw water water inlet pipe 3, water purification outlet pipe 4 of setting
The case where flow is greatly reduced can star ultrafiltration membrane cleaning procedure.
In order to further increase the effect of cleaning, a kind of ultrafiltration membrane automatic cleaning system of the present embodiment further includes ultrasonic wave
The ultrasonic transducer of signal generator 12, the connection ultrasonic signal generator 12, the ultrasonic transducer are ultrasound
Wave vibrating head 13, the vibrating arm of the ultrasound wave vibrating bar 13 are set in the detergent line 6.
The setting of ultrasound wave vibrating bar 13, may be implemented the ultrasonic cleaning of ultrafiltration membrane 2 in above-mentioned detergent line 6, thus
Further improve the effect of cleaning.
Wherein, the ultrasonic signal generator 12 connects PLC controller 8.
As a further improvement, it is additionally provided on the raw water water inlet pipe 3 clear for enhancing when carrying out back flush
The chemicals dosing plant 14 of effect is washed, the chemicals dosing plant 14 connects PLC controller 8.
In the present embodiment, the water inlet end of the raw water water inlet pipe 3 connects high-pressure pump 15.
In the present embodiment, check valve 16 is respectively equipped on the raw water water inlet pipe 3, detergent line 6.
Electric check valve 17 is provided on the water purification outlet pipe 4, the electric check valve 17 connects PLC controller 8.
In the present embodiment, throttle valve 18 is provided on the concentrated water outlet pipe 5.
When cleaning, electric check valve is closed to realize back flush by PLC controller.
In the present embodiment, the ultra-filtration membrane device can be spiral wound, hollow fiber form, tubular type, plate and frame, formula etc.
Structure.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (9)
1. a kind of ultrafiltration membrane automatic cleaning system, including ultra-filtration membrane device, the ultra-filtration membrane device includes shell, is arranged described
Shell intracorporal ultrafiltration membrane is provided with raw water water inlet pipe, water purification outlet pipe, concentrated water outlet pipe on the shell, and for institute
The detergent line that ultrafiltration membrane carries out back flush is stated, is provided in the detergent line and back flush is carried out to the ultrafiltration membrane
Cleaning pump, which is characterized in that further include PLC controller, be provided on the raw water water inlet pipe for detecting the raw water water inlet
The raw water pressure sensor of inner pipe water pressure is provided on the water purification outlet pipe for detecting the water purification water outlet inner pipe water pressure
Hydrostatic pressure sensor, the raw water pressure sensor, hydrostatic pressure sensor, cleaning pump are separately connected PLC controller.
2. a kind of ultrafiltration membrane automatic cleaning system according to claim 1, which is characterized in that on the water purification outlet pipe also
It is provided with net water flux sensor, the net water flux sensor connects PLC controller.
3. a kind of ultrafiltration membrane automatic cleaning system according to claim 1, which is characterized in that further include ultrasonic signal hair
The ultrasonic transducer of raw device, the connection ultrasonic signal generator, the ultrasonic transducer are ultrasound wave vibrating bar, institute
The vibrating arm for stating ultrasound wave vibrating bar is set in the detergent line.
4. a kind of ultrafiltration membrane automatic cleaning system according to claim 3, which is characterized in that the ultrasonic signal occurs
Device connects PLC controller.
5. a kind of ultrafiltration membrane automatic cleaning system according to claim 1, which is characterized in that on the raw water water inlet pipe also
It is provided with the chemicals dosing plant for enhancing cleaning effect when carrying out back flush, the chemicals dosing plant connects PLC controller.
6. a kind of ultrafiltration membrane automatic cleaning system according to claim 1, which is characterized in that the raw water water inlet pipe into
Water end (W.E.) connects high-pressure pump.
7. a kind of ultrafiltration membrane automatic cleaning system according to claim 1, which is characterized in that the raw water water inlet pipe, clear
It washes and is respectively equipped with check valve on pipeline.
8. a kind of ultrafiltration membrane automatic cleaning system according to claim 1, which is characterized in that set on the water purification outlet pipe
It is equipped with electric check valve, the electric check valve connects PLC controller.
9. a kind of ultrafiltration membrane automatic cleaning system according to claim 1, which is characterized in that set on the concentrated water outlet pipe
It is equipped with throttle valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821281203.2U CN208975546U (en) | 2018-08-09 | 2018-08-09 | A kind of ultrafiltration membrane automatic cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821281203.2U CN208975546U (en) | 2018-08-09 | 2018-08-09 | A kind of ultrafiltration membrane automatic cleaning system |
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| Publication Number | Publication Date |
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| CN208975546U true CN208975546U (en) | 2019-06-14 |
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| CN201821281203.2U Active CN208975546U (en) | 2018-08-09 | 2018-08-09 | A kind of ultrafiltration membrane automatic cleaning system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110240230A (en) * | 2019-07-18 | 2019-09-17 | 深圳市洪桦环保科技有限公司 | A kind of anti-clogging water washing device and application method |
| CN113694730A (en) * | 2021-08-23 | 2021-11-26 | 潮州深能环保有限公司 | Online monitoring and cleaning system and method for ultrafiltration membrane for treating landfill leachate |
-
2018
- 2018-08-09 CN CN201821281203.2U patent/CN208975546U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110240230A (en) * | 2019-07-18 | 2019-09-17 | 深圳市洪桦环保科技有限公司 | A kind of anti-clogging water washing device and application method |
| CN113694730A (en) * | 2021-08-23 | 2021-11-26 | 潮州深能环保有限公司 | Online monitoring and cleaning system and method for ultrafiltration membrane for treating landfill leachate |
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