CN203741173U - Automatic desalting wastewater treatment system - Google Patents
Automatic desalting wastewater treatment system Download PDFInfo
- Publication number
- CN203741173U CN203741173U CN201320794852.3U CN201320794852U CN203741173U CN 203741173 U CN203741173 U CN 203741173U CN 201320794852 U CN201320794852 U CN 201320794852U CN 203741173 U CN203741173 U CN 203741173U
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- Prior art keywords
- automatic
- sewage
- salt
- reverse osmosis
- intelligent control
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- 238000011033 desalting Methods 0.000 title claims abstract description 16
- 238000004065 wastewater treatment Methods 0.000 title abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 150000003839 salts Chemical class 0.000 claims abstract description 44
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 27
- 239000012528 membrane Substances 0.000 claims abstract description 15
- 239000010802 sludge Substances 0.000 claims abstract description 12
- 230000003647 oxidation Effects 0.000 claims abstract description 10
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 239000010865 sewage Substances 0.000 claims description 58
- 239000007788 liquid Substances 0.000 claims description 27
- 238000005374 membrane filtration Methods 0.000 claims description 22
- 239000010813 municipal solid waste Substances 0.000 claims description 18
- 238000010612 desalination reaction Methods 0.000 claims description 15
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 238000006298 dechlorination reaction Methods 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 abstract description 5
- 239000002351 wastewater Substances 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000005842 biochemical reaction Methods 0.000 abstract description 3
- 238000006386 neutralization reaction Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract 4
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 4
- 239000000460 chlorine Substances 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 238000005276 aerator Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000701 coagulant Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an automatic desalting wastewater treatment system. The automatic desalting wastewater treatment system comprises a water feeding system, a degritting tank system, an oxidation ditch system, a sedimentation system and a sludge dewatering system which are sequentially connected to one another through pipelines, as well as an automatic desalting system which is arranged behind the sludge dewatering system, wherein the sludge dewatering system is used for detecting the concentration of salt contained in the wastewater through a salt-containing detection instrument to control a water inlet valve arranged at the water inlet of a desalting tank and removing salt materials in the wastewater through a biological membrane salt filtering system. The automatic desalting wastewater treatment system has the characteristics that the biological membrane salt filtering system is used for removing the salt materials in the wastewater and is arranged along a direction perpendicular to water flow in the desalting tank; a reverse osmosis membrane filter plate arranged on a wastewater ditch of the desalting tank is used for filtering out the salt materials; grid strips are arranged in the middle of the reverse osmosis membrane filter plate at intervals, reverse osmosis membranes are arranged on blank spaces among the grid strips, and the redundant salt materials generated after neutralization reaction and biochemical reaction by utilizing the characteristics of the reverse osmosis membranes.
Description
Technical field
The utility model relates to sewage treatment area, particularly a kind of Sewage treatment systems of automatic desalination.
Background technology
Environmental problem becomes one of important factor of restriction countries in the world Sustainable development.The pollution problem of water surrounding, is not only having a strong impact on people's health, has also accelerated the shortage of water resources.Municipal effluent, sanitary sewage, production waste or the production waste after industrial enterprise's Local treatment, often all enter water exhaust system.These sewage, except after treatment, directly discharge water body often; Or irrigation field; Or reuse.As everyone knows, water resources in china famine, one of 13 lack of water countries of the world, serious impact of the scarcity of water resources and the pollution of water resources the people's daily life, serious impact national economic construction and development, the cycling and reutilization that how effectively to carry out water resources becomes a major issue of society, and therefore, Sewage treatment systems is just more important for the China building a well-off society in an all-round way.
In the process of carrying out sewage disposal, there are a direct relation quality of chlorine addition sterilisation effect and former water ph value, water temperature, turbidity and duration of contact.Manually carry out chlorine dosage control, not only dangerous to operator, and also dosage is also difficult to accurate control.Adding less, do not reach disinfection effect; Though dosage is many, sterilization effect is guaranteed, and water will be chlorine smell and be difficult to drink, and corrosive pipeline will aggravate in addition, and production cost also rises.Chlorine dosing system has the feature of large inertia, large time delay, and its transient process and pure delay time are all longer, and the interfering factors of system is more.
Therefore, continue to increase efficiency and the dynamics of wastewater treatment in China, to improving environmental quality and people's living environment, promote social Sustainable development to have great importance.
Summary of the invention
In view of this, technical problem to be solved in the utility model is to provide a kind of Sewage treatment systems of automatic desalination.
The utility model is achieved through the following technical solutions:
The Sewage treatment systems of the automatic desalination that the utility model provides, comprises pipeline connects successively water inlet system, desanding basin system, oxidation ditch system, settling system and sludge dewatering system; Also comprise the automatic desalting system being arranged at after sludge dewatering system, described automatic desalting system comprises saliferous detecting instrument, valve control unit, removes salt pond, biological membrane filtration salt system and intelligent control system; Described saliferous detecting instrument is arranged at and is input in intelligent control system for detection of salt concentration in sewage and by salt concentration except salt pond inlet end; Described valve control unit is connected with intelligent control system, and described valve control unit is for controlling the inlet valve being arranged at except water inlet, salt pond; Described biological membrane filtration salt system is along being provided for except salts substances in decontaminated water perpendicular to removing water (flow) direction in salt pond.
Further, the described salt pond of removing is split into some sewage ditchs along drainage flow direction, and described each sewage ditch is provided with reverse osmosis membrane filtration plate along sewage water (flow) direction; On the relative wall of described sewage ditch, be provided with the groove for fixing reverse osmosis membrane filtration plate.
Further, described reverse osmosis membrane filtration plate comprises fixed frame and reverse osmosis membrane dividing plate; Described fixed frame is embedded in the groove on sewage ditch wall, and described fixed frame middle part is spaced grille strip, and described reverse osmosis membrane dividing plate is arranged on the space between the grille strip in the middle part of fixed frame.
Further, described saliferous detecting instrument is dechlorination instrument.
Further, described intelligent control system adopts the PLC one-chip computer module that model position is C16.
Further, described intelligent control system is Fuzzy Self-tuning PID Parameter Controller.
Further, described water inlet system comprises automatic deslagging system, and described automatic deslagging system comprises motor, motor reducer, rake teeth, sheave and curved rail; Described rake teeth is connected with motor, and described motor is connected with motor reducer, on described rake teeth, is provided with sheave, and described sheave coordinates driving rake teeth on the water surface of water inlet system, to carry out flow path direction turning motion against the current with curved rail.
Further, described water inlet system also comprises intake pump, inlet channel, coarse rack, pump sump liquid level sensor; During described inlet channel is input to coarse rack by sewage under the driving of intake pump and by coarse rack, get rid of bulk impurity object; Described pump sump liquid level sensor is connected with intelligent control system, and described pump sump liquid level sensor being for obtaining the liquid level difference of coarse rack both sides and be input to intelligent control system, the operation of described intelligent control system control intake pump and stopping.
Further, described water inlet system also comprises trash rake and warning device; Described trash rake is connected with intelligent control system, the operation of described trash rake and stop deciding according to the liquid level difference of coarse rack both sides.
The beneficial effects of the utility model are: the Sewage treatment systems of the automatic desalination that the utility model provides adopts biological membrane filtration salt system except salts substances in decontaminated water, this biology membrane filtration salt system edge is perpendicular to removing water (flow) direction setting in salt pond, by being divided into some sewage ditchs along drainage flow direction except salt pond, on the relative wall of each sewage ditch, be provided with the groove for fixing reverse osmosis membrane filtration plate, in groove, insert reverse osmosis membrane filtration plate; The spaced grille strip in reverse osmosis membrane filtration plate middle part, arranges reverse osmosis membrane on the space between grille strip, the unnecessary salts substances that utilizes the characteristic of reverse osmosis membrane to generate except anhydrate middle process neutralization reaction and biochemical reaction.
This system is first tentatively got rid of bulk impurity object by water inlet system by coarse rack and trash rake by sewage, arrives in desanding basin.In desanding basin system, fine fack and the rotary drum trash rake fine particle object in further purifying waste water, will enter oxidation ditch reaction tank after the tiny grains of sand filtering in sewage.In this oxidation ditch system, decompose the objectionable impurities in sewage, sewage is carried out to oil removing.In this system, be provided with dissolved oxygen instrument ultrasonic detector, by it, the oxygen level in sewage detected, the value that feeds back to PLC according to it is controlled the operation of aerator frequency transformer, changes the content of dirty oxygen in water simultaneously.The effect of diving mixer is to advance current, makes the sewage of oxidation ditch fully mix and contact in vigorous stirring with active sludge, makes biochemical reaction more abundant, farthest to decompose the objectionable constituent in sewage.Treated sewage enters in settling tank, carries out physical sedimentation under the effect of mud scraper, in order to strengthen sedimentation effect, adds coagulating agent and flocculation agent to utilize the strong adsorption bridging action of polymer coagulant aids to be more prone to sedimentation simultaneously.Sewage is processed the last dehydration link that arrives through settling tank, carries out discharging clear water after processed under centrifugal drier effect.
Brief description of the drawings
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
The sewage desalting system schematic diagram that Fig. 1 provides for the utility model embodiment;
The sewage ditch schematic diagram that Fig. 2 provides for the utility model embodiment;
The reverse osmosis membrane filtration plate schematic diagram that Fig. 3 provides for the utility model embodiment.
In figure, 1, sewage ditch; 2, groove; 3, fixed frame; 4, reverse osmosis membrane dividing plate; 5, grille strip; 6, space.
Embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment is only for the utility model is described, instead of in order to limit protection domain of the present utility model.
The sewage desalting system schematic diagram that Fig. 1 provides for the utility model embodiment, the sewage ditch schematic diagram that Fig. 2 provides for the utility model embodiment, the reverse osmosis membrane filtration plate schematic diagram that Fig. 3 provides for the utility model embodiment, as shown in the figure: the Sewage treatment systems of the automatic desalination that the utility model provides, comprises pipeline connects successively water inlet system, desanding basin system, oxidation ditch system, settling system and sludge dewatering system; Also comprise the automatic desalting system being arranged at after sludge dewatering system, described automatic desalting system comprises saliferous detecting instrument, valve control unit, removes salt pond, biological membrane filtration salt system and intelligent control system; Described saliferous detecting instrument is arranged at and is input in intelligent control system for detection of salt concentration in sewage and by salt concentration except salt pond inlet end; Described valve control unit is connected with intelligent control system, and described valve control unit is for controlling the inlet valve being arranged at except water inlet, salt pond; Described biological membrane filtration salt system is along being provided for except salts substances in decontaminated water perpendicular to removing water (flow) direction in salt pond.
The described salt pond of removing is split into some sewage ditchs 1 along drainage flow direction, and described each sewage ditch 1 is provided with reverse osmosis membrane filtration plate along sewage water (flow) direction; On the relative wall of described sewage ditch 1, be provided with the groove 2 for fixing reverse osmosis membrane filtration plate.
Described reverse osmosis membrane filtration plate comprises fixed frame 3 and reverse osmosis membrane dividing plate 4; Described fixed frame is embedded in the groove 2 on sewage ditch wall, and described fixed frame middle part is spaced grille strip 5, and described reverse osmosis membrane dividing plate is arranged on the space 6 between the grille strip in the middle part of fixed frame.
Described saliferous detecting instrument is dechlorination instrument.Described intelligent control system adopts the PLC one-chip computer module that model position is C16.Described intelligent control system is Fuzzy Self-tuning PID Parameter Controller.
Described water inlet system comprises automatic deslagging system, and described automatic deslagging system comprises motor, motor reducer, rake teeth, sheave and curved rail; Described rake teeth is connected with motor, and described motor is connected with motor reducer, on described rake teeth, is provided with sheave, and described sheave coordinates driving rake teeth on the water surface of water inlet system, to carry out flow path direction turning motion against the current with curved rail.
Described intelligent control system is connected and controls respectively the working order of water inlet system, desanding basin system, oxidation ditch system, settling system and sludge dewatering system with water inlet system, desanding basin system, oxidation ditch system, settling system and sludge dewatering system.
Described water inlet system also comprises intake pump, inlet channel, coarse rack, pump sump liquid level sensor; During described inlet channel is input to coarse rack by sewage under the driving of intake pump and by coarse rack, get rid of bulk impurity object;
Described pump sump liquid level sensor is connected with intelligent control system, described pump sump liquid level sensor is for obtaining the liquid level difference of coarse rack both sides and being input to intelligent control system, the operation of described intelligent control system control intake pump and stopping, in the time that liquid level difference is less than preset water level value, start intake pump, in the time that liquid level difference is greater than preset water level value, stop intake pump.
Described water inlet system also comprises trash rake and warning device; Described trash rake is connected with intelligent control system, and the operation of described trash rake and stop deciding according to the liquid level difference of coarse rack both sides, in the time that liquid level difference exceedes certain value, starts trash rake; In the time that being less than certain value, liquid level difference stops the operation of trash rake; When described liquid level difference is greater than liquid level preset critical, warning device output alarm has fault to occur with signal.
Described desanding basin system comprises desanding basin, desanding basin liquid level sensor, fine fack, rotary drum trash rake and separating machine; The operation of described rotary drum trash rake and stop deciding according to the liquid level difference of fine fack both sides, in the time that liquid level difference exceedes certain value, starts trash rake; In the time that being less than certain value, liquid level difference stops the operation of trash rake; Described desanding basin liquid level sensor being for obtaining the liquid level difference of desanding basin and be input to intelligent control system, the operation of described intelligent control system control rotary drum trash rake and stopping; Described separating machine is synchronizeed with rotary disk aerator operation.
Described settling system is the mud scraper for oxidation ditch reaction tank sewage after treatment is carried out physical sedimentation and mud is separated with clear water.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although by the utility model being described with reference to preferred embodiment of the present utility model, but those of ordinary skill in the art is to be understood that, can make various changes to it in the form and details, and not depart from the spirit and scope of the present utility model that appended claims limits.
Claims (9)
1. a Sewage treatment systems for automatic desalination, comprises pipeline connects successively water inlet system, desanding basin system, oxidation ditch system, settling system and sludge dewatering system; It is characterized in that: also comprise the automatic desalting system being arranged at after sludge dewatering system, described automatic desalting system comprises saliferous detecting instrument, valve control unit, removes salt pond, biological membrane filtration salt system and intelligent control system; Described saliferous detecting instrument is arranged at and is input in intelligent control system for detection of salt concentration in sewage and by salt concentration except salt pond inlet end; Described valve control unit is connected with intelligent control system, and described valve control unit is for controlling the inlet valve being arranged at except water inlet, salt pond; Described biological membrane filtration salt system is along being provided for except salts substances in decontaminated water perpendicular to removing water (flow) direction in salt pond.
2. the Sewage treatment systems of automatic desalination according to claim 1, is characterized in that: the described salt pond of removing is split into some sewage ditchs along drainage flow direction, and described each sewage ditch is provided with reverse osmosis membrane filtration plate along sewage water (flow) direction; On the relative wall of described sewage ditch, be provided with the groove for fixing reverse osmosis membrane filtration plate.
3. the Sewage treatment systems of automatic desalination according to claim 2, is characterized in that: described reverse osmosis membrane filtration plate comprises fixed frame and reverse osmosis membrane dividing plate; Described fixed frame is embedded in the groove on sewage ditch wall, and described fixed frame middle part is spaced grille strip, and described reverse osmosis membrane dividing plate is arranged on the space between the grille strip in the middle part of fixed frame.
4. the Sewage treatment systems of automatic desalination according to claim 1, is characterized in that: described saliferous detecting instrument is dechlorination instrument.
5. the Sewage treatment systems of automatic desalination according to claim 1, is characterized in that: described intelligent control system adopts the PLC one-chip computer module that model position is C16.
6. the Sewage treatment systems of automatic desalination according to claim 1, is characterized in that: described intelligent control system is Fuzzy Self-tuning PID Parameter Controller.
7. the Sewage treatment systems of automatic desalination according to claim 1, is characterized in that: described water inlet system comprises automatic deslagging system, and described automatic deslagging system comprises motor, motor reducer, rake teeth, sheave and curved rail; Described rake teeth is connected with motor, and described motor is connected with motor reducer, on described rake teeth, is provided with sheave, and described sheave coordinates driving rake teeth on the water surface of water inlet system, to carry out flow path direction turning motion against the current with curved rail.
8. the Sewage treatment systems of automatic desalination according to claim 1, is characterized in that: described water inlet system also comprises intake pump, inlet channel, coarse rack, pump sump liquid level sensor; During described inlet channel is input to coarse rack by sewage under the driving of intake pump and by coarse rack, get rid of bulk impurity object; Described pump sump liquid level sensor is connected with intelligent control system, and described pump sump liquid level sensor being for obtaining the liquid level difference of coarse rack both sides and be input to intelligent control system, the operation of described intelligent control system control intake pump and stopping.
9. the Sewage treatment systems of automatic desalination according to claim 1, is characterized in that: described water inlet system also comprises trash rake and warning device; Described trash rake is connected with intelligent control system, the operation of described trash rake and stop deciding according to the liquid level difference of coarse rack both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320794852.3U CN203741173U (en) | 2013-12-06 | 2013-12-06 | Automatic desalting wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320794852.3U CN203741173U (en) | 2013-12-06 | 2013-12-06 | Automatic desalting wastewater treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN203741173U true CN203741173U (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320794852.3U Expired - Fee Related CN203741173U (en) | 2013-12-06 | 2013-12-06 | Automatic desalting wastewater treatment system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203741173U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108046447A (en) * | 2017-11-20 | 2018-05-18 | 成都恒力达科技有限公司 | A kind of desalination plant based on tide energy |
| CN112870803A (en) * | 2021-03-08 | 2021-06-01 | 湖南金龙智造科技股份有限公司 | Intelligent grating for sewage filtration, grating cleaning device and pollutant cleaning method |
| CN113045137A (en) * | 2021-03-25 | 2021-06-29 | 北京海纳水灵科技有限公司 | Landfill leachate's processing system |
-
2013
- 2013-12-06 CN CN201320794852.3U patent/CN203741173U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108046447A (en) * | 2017-11-20 | 2018-05-18 | 成都恒力达科技有限公司 | A kind of desalination plant based on tide energy |
| CN112870803A (en) * | 2021-03-08 | 2021-06-01 | 湖南金龙智造科技股份有限公司 | Intelligent grating for sewage filtration, grating cleaning device and pollutant cleaning method |
| CN112870803B (en) * | 2021-03-08 | 2024-04-23 | 湖南金龙智造科技股份有限公司 | Intelligent sewage filtering grid, grid cleaning device and pollutant cleaning method |
| CN113045137A (en) * | 2021-03-25 | 2021-06-29 | 北京海纳水灵科技有限公司 | Landfill leachate's processing system |
| CN113045137B (en) * | 2021-03-25 | 2021-11-26 | 北京海纳水灵科技有限公司 | Landfill leachate's processing system |
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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 |
Granted publication date: 20140730 Termination date: 20141206 |
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| EXPY | Termination of patent right or utility model |