CN205575841U - Sewage phosphorus resources recovery treatment facility - Google Patents
Sewage phosphorus resources recovery treatment facility Download PDFInfo
- Publication number
- CN205575841U CN205575841U CN201620413577.XU CN201620413577U CN205575841U CN 205575841 U CN205575841 U CN 205575841U CN 201620413577 U CN201620413577 U CN 201620413577U CN 205575841 U CN205575841 U CN 205575841U
- Authority
- CN
- China
- Prior art keywords
- reaction
- electrode plate
- sewage
- processing equipment
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a phosphorus resources recovery treatment facility, this equipment mainly comprise water distribution unit, conversion unit, supplementary sedimentation unit, sedimentation unit and product separation unit, use this equipment can make the phosphorus in the sewage convert magnesium ammonium phosphate (MAP) sediment to, and the magnesium ammonium phosphate (MAP) of recovery is a fabulous phosphorus sustained release agent, can be directly use as the phosphorus fertilizer of agricultural, consequently the utility model discloses have fine practical value and promote the meaning.
Description
Technical field
This utility model belongs to technical field of resource recovery, relates to a kind of reclamation of phosphorus resource processing equipment in sludge digestion supernatant and sludge dewatering centrifugal liquid.
Background technology
Research shows, whole world phosphate rock resource will face exhaustion in the middle of this century, China phosphorus ore is classified as 2010 after one of 20 kinds of mineral products that can not meet national economic development demand.And be no matter trade effluent or the sanitary sewage phosphorus that all contains high level in actual life, the phosphorus effectively removed and reclaim in sewage, not only can meet the needs of national economy sustainable development, also it is to save municipal sewage plant's production run cost, reduce sewage disposal system phosphorus load, and reduce the effective way of chemical dephosphorization medicament usage amount.
Common sewage dephosphorization method is mainly biological phosphate-eliminating and chemical dephosphorization, biological phosphate-eliminating is to be separated from the water and reach the purpose of dephosphorization forming high phosphorous biological excess sludge, and chemical dephosphorization is to form chemical high phosphorus containing sludge and be separated from the water out and reach the purpose of dephosphorization by adding chemical agent in sewage.Although both approaches has all reached the purpose of dephosphorization, but the phosphorus containing sludge complicated component formed, it is impossible to carry out efficient recovery and the utilization of phosphor resource.China's municipal sewage plant's many employings biological carbon and phosphorous removal system at present, produced excess sludge produces a large amount of rich phosphorus liquid during sludge condensation, dehydration, anaerobic digestion etc. are disposed, and its phosphorus content is up to more than 100mg/L.After the excess sludge of rich phosphorus enters anaerobic digester, phosphorus can discharge again, ammoniomagnesium phosphate crystal body is formed under appropriate conditions (such as rising and the existence of magnesium ion of pH value), cause subsequent pipeline and the problem such as the blocking of equipment and fouling, affect the properly functioning of sewage treatment plant.Rich phosphorus liquid is generally back to sewerage head end, the phosphorus load making sewage disposal system increases by 10%～15%, directly affect the operational efficiency of sewage biological treatment system, increase process load and the difficulty of sewage treatment plant, cause the increase of chemical dephosphorization added amount of chemical and sludge yield, even affect effluent quality.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of dephosphorization efficiency is high, simple to operate, and automaticity is high, the sewage phosphorus reclaimer that phosphorus recovering effect is good.Equipment in this utility model use completely physically and electrically chemistry mode the phosphorus in sewage is processed so that it is generate ammoniomagnesium phosphate (MAP) precipitation, separated after complete phosphorus reclaim.Ammoniomagnesium phosphate (MAP), also known as guanite, is a kind of fabulous slow-release phosphate fertilizer.
This utility model solves above-mentioned technical problem by following technical proposals:
A kind of sewage phosphorus resource reclaim processing equipment, it is mainly made up of water distribution unit, reaction conversion unit, aids precipitation unit, precipitation unit, product separative element and outlet, wherein water distribution unit effect can be even into when being and make sewage enter reaction conversion unit, it is to avoid short stream；It includes water inlet, surge chamber and water distributing plate, and described water distributing plate is evenly distributed with netted aperture；
Described reaction conversion unit is made up of with reaction power supply reaction electrode plate, the wherein reaction electrode plate one or more groups positive electrode plate distributed alternately and negative electrode plate to including fixed placement, each group positive electrode plate is arranged in parallel and is connected with reaction positive source, each group negative electrode plate is arranged in parallel and is connected with reaction power cathode, the effect of reaction conversion unit is that electrochemical reaction occurs, and makes the phosphorus in supernatant and ammonia nitrogen react generation ammoniomagnesium phosphate with the magnesium ion of anolyte；
Described aids precipitation unit is that product cleaning on positive pole is made it into precipitation unit, it is formed by turning brush, power transmission shaft and reaction motor, reaction motor controls to turn brush by power transmission shaft and rotates under the product brush on positive pole, described reaction electric drilling match motor and reduction box, can control to turn start and stop and the slewing rate of brush；
Described precipitation collector unit is made up of stillpot, transmission motor and screw rod conveyor, its effect is product to be precipitated and be conveyed to separative element, wherein said transmission motor auxiliary motor and reduction box, in order to control start and stop and the transfer rate of screw rod conveyor.
Described separative element is made up of separation chamber and outlet tube, is provided with collection cap inside described separation chamber, and collection cap is taper, and target product is declined by free sedimentation, and converges to separation chamber along collecting cap.
In sewage phosphorus resource reclaim processing equipment as above, it is preferable that the upstream face of the water distributing plate of described water distribution unit is provided with separation net, and separation net is double-decker, can carry out disassembly, cleaning.Float in supernatant can be effectively separated by it, thus improves target product purity.
In sewage phosphorus resource reclaim processing equipment as above, it is preferable that in described reaction conversion unit, positive electrode plate uses magnesium metal as electrode, and negative electrode plate is inert stone electrode ink；After being passed through unidirectional current, there is electrochemical reaction.Preferably, having certain high low head between described positive electrode plate and negative electrode plate, all positive electrode plate height are identical, and all negative electrode plate height are identical.
In sewage phosphorus resource reclaim processing equipment as above, in described reaction conversion unit, positive electrode plate is magnesium metal, and negative electrode plate is inert stone electrode ink；The product generated on positive electrode plate is ammoniomagnesium phosphate.
In sewage phosphorus resource reclaim processing equipment as above, having certain high low head between described positive electrode plate and negative electrode plate, all positive electrode plate height are identical, and all negative electrode plate height are identical.The power supply power supply mode of reaction conversion unit is powered for power supply or intermittent pulse type continuously.
In sewage phosphorus resource reclaim processing equipment as above, described precipitation collector unit collects target product by stillpot, then drives screw rod conveyor to transmit target product by electric device.Described water outlet arranges online total-phosphorus detection instrument, in order to monitor the phosphate content of reactor outlet.Described water inlet arranges inlet flow rate valve, in order to measure the discharge of sewage of access arrangement.Arranging on-line pH value detector in described reaction conversion unit, it can be by the output of PLC logic control reaction power supply.
In sewage phosphorus resource reclaim processing equipment as above, described sewage is sludge digestion supernatant, sludge dewatering centrifugal liquid or a combination thereof.
This utility model is easy to use, safeguards simple, does not produce secondary pollution, had both solved the secondary pollutions such as the chemical sludge that existing dephosphorization technique easily causes, and can save again the operating cost of Sewage Plant, reduce and produce phosphorus load.Can also accurately reclaim phosphor resource simultaneously.Realize the sustainable development of phosphor resource.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is an enforcement example perspective structural representation of this utility model a kind of sewage phosphorus resource reclaim processing equipment.
In figure: 1 water inlet, 2 water distributing plates, 3 surge chambers, 4 turns of brushes, 5 reaction electrodes pair, 6 outlets, 7 power transmission shafts, 8 reaction motors, 9 stillpots, 10 transmission motors, 11 screw rod conveyors, 12 separation chambers, 13 outlet tubes, 14 reaction power supplys.
Detailed description of the invention
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
As it is shown in figure 1, this utility model phosphorus recycling equipment includes water distribution unit, reaction conversion unit, aids precipitation unit, precipitation unit and product separative element.Wherein water distribution unit is made up of water inlet 1, surge chamber 3 and water distributing plate 2.5 and reaction power supply 14 are made up of by reaction conversion unit reaction electrode.Aids precipitation unit by turning brush 4, reaction motor 8, power transmission shaft 7 form.Precipitation unit is made up of stillpot 9, transmission motor 10 and screw rod conveyor 11.Separative element is made up of separation chamber 12 and outlet tube 13.
Rich phosphorus liquid can be recycled by this utility model phosphorus recycling equipment, and the phosphorus in rich phosphorus liquid is converted into ammoniomagnesium phosphate (MAP) precipitation.Rich phosphorus liquid can choose municipal sewage plant sludge digestion tank supernatant, collect above-mentioned supernatant and enter water inlet 1, through surge chamber 3, supernatant is buffered, water distribution uniformity is carried out again by water distributing plate 2, water distributing plate 2 upstream face is provided with separation net, can be effectively separated the float in supernatant, thus improves target product purity, separation net is double-decker, can carry out disassembly, cleaning.Supernatant enters reative cell after water distributing plate, be provided with in reative cell 1 group or many group reaction electrodes to 5, turn brush 4 and power transmission shaft 7, reaction electrode is formed electrode film to 5 by positive and negative electrode sheet and uses magnesium metal as electrode, negative electrode plate is inert stone electrode ink, there is between described positive electrode plate and negative electrode plate certain high low head, all positive electrode plate height are identical, and all negative electrode plate height are identical.After being passed through unidirectional current, phosphorus in supernatant and ammonia nitrogen react generation ammoniomagnesium phosphate (MAP) with the magnesium ion of anolyte, under the rotation of reaction motor 8, turn brush 4 by power transmission shaft 7 drive slowly to rotate, make itself and supernatant accelerate to merge by turning the diffusion spinning up magnesium ion of brush 4, turn brush 4 magnesium ammonium phosphate sediment that removing is attached on reaction electrode 5 during rotating simultaneously.After reaction of high order, supernatant is discharged by outlet 6, discharges liquid reflowable to Sewage Plant biochemistry section, minimizing secondary pollution.Magnesium ammonium phosphate sediment (MAP) free sedimentation under gravity produced by reaction electrode enters stillpot 9, finally fall in screw rod conveyor, under the drive of transmission motor, screw rod conveyor transmits magnesium ammonium phosphate sediment (MAP) to separation chamber 12, collection cap it is provided with in separation chamber 12, magnesium ammonium phosphate sediment (MAP) falls into bottom reative cell along collecting cap free sedimentation, finally discharged by outlet tube 13, finally giving target product ammoniomagnesium phosphate (MAP).
Outlet 6 arranges online total-phosphorus detection instrument, on-line monitoring reactor outlet phosphate content, simultaneously by the on-line pH value detector in the inlet flow rate valve of water inlet 1 on-line checking and reactor, power supply 14 output is reacted, it is ensured that the phosphorous recovery of phosphorus recycling equipment through PLC logic control.
The above; it is only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; any belong to those skilled in the art this utility model announce in the range of; change or the replacement that can readily occur in all should be contained within protection domain of the present utility model; therefore, protection domain of the present utility model should be as the criterion with this scope of the claims.
Claims (10)
1. a sewage phosphorus resource reclaim processing equipment, it is mainly by water distribution unit, reaction conversion unit, auxiliary
Help precipitation unit, precipitation unit, product separative element and outlet composition, it is characterised in that described cloth
Water unit effect includes water inlet, surge chamber and water distributing plate, described water distributing plate is evenly distributed with netted little
Hole；
Described reaction conversion unit is made up of with reaction power supply reaction electrode plate, and wherein reaction electrode plate is to bag
Including one or more groups positive electrode plate distributed alternately and the negative electrode plate of fixed placement, the positive electrode plate parallel connection of each group sets
Putting and be connected with reaction positive source, each group negative electrode plate is arranged in parallel and is connected with reaction power cathode；
Described aids precipitation unit is formed by turning brush, power transmission shaft and reaction motor, and reaction motor passes through transmission
Axle controls to turn brush and rotates under the product brush on positive pole, described reaction electric drilling match motor and reduction box,
Can control to turn start and stop and the slewing rate of brush；
Described precipitation collector unit is made up of stillpot, transmission motor and screw rod conveyor, Qi Zhongsuo
State transmission motor auxiliary motor and reduction box, in order to control start and stop and the transfer rate of screw rod conveyor；
Described separative element is made up of separation chamber and outlet tube, is provided with collection cap inside described collecting box, receives
Integrate cap to be declined by free sedimentation as taper, target product, and converge to collecting box along collecting cap.
Sewage phosphorus resource reclaim processing equipment the most according to claim 1, it is characterised in that described
The upstream face of the water distributing plate of water distribution unit is provided with separation net, and separation net is double-decker, can carry out disassembly, cleaning.
Sewage phosphorus resource reclaim processing equipment the most according to claim 1, it is characterised in that described
In reaction conversion unit, positive electrode plate is magnesium metal, and negative electrode plate is inert stone electrode ink；Generate on positive electrode plate
Product be ammoniomagnesium phosphate.
Sewage phosphorus resource reclaim processing equipment the most according to claim 1, it is characterised in that described
Having certain high low head between positive electrode plate and negative electrode plate, all positive electrode plate height are identical, all negative electricity
Pole plate height is identical.
Sewage phosphorus resource reclaim processing equipment the most according to claim 1, it is characterised in that described
Power supply power supply mode in reaction conversion unit is powered for power supply or intermittent pulse type continuously.
Sewage phosphorus resource reclaim processing equipment the most according to claim 1, it is characterised in that described
Precipitation collector unit collects target product by stillpot, then drives screw rod conveyor to mesh by electric device
Mark product transmits.
Sewage phosphorus resource reclaim processing equipment the most according to claim 1, it is characterised in that described
Water outlet arranges online total-phosphorus detection instrument, in order to monitor the phosphate content of reactor outlet.
Sewage phosphorus resource reclaim processing equipment the most according to claim 1, it is characterised in that described
Water inlet arranges inlet flow rate valve, in order to measure the discharge of sewage of access arrangement.
Sewage phosphorus resource reclaim processing equipment the most according to claim 1, it is characterised in that reaction turns
Arranging on-line pH value detector in changing unit, it can be by the output of PLC logic control reaction power supply.
Sewage phosphorus resource reclaim processing equipment the most according to claim 1, it is characterised in that described
Sewage is sludge digestion supernatant, sludge dewatering centrifugal liquid or a combination thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620413577.XU CN205575841U (en) | 2016-05-09 | 2016-05-09 | Sewage phosphorus resources recovery treatment facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620413577.XU CN205575841U (en) | 2016-05-09 | 2016-05-09 | Sewage phosphorus resources recovery treatment facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205575841U true CN205575841U (en) | 2016-09-14 |
Family
ID=56857317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620413577.XU Expired - Fee Related CN205575841U (en) | 2016-05-09 | 2016-05-09 | Sewage phosphorus resources recovery treatment facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205575841U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107619134A (en) * | 2017-10-19 | 2018-01-23 | 崔城玮 | A kind of sewage-treatment plant |
| CN113184818A (en) * | 2021-04-20 | 2021-07-30 | 同济大学 | High-purity nitrogen and phosphorus recovery device in source separated urine and recovery method and application thereof |
-
2016
- 2016-05-09 CN CN201620413577.XU patent/CN205575841U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107619134A (en) * | 2017-10-19 | 2018-01-23 | 崔城玮 | A kind of sewage-treatment plant |
| CN113184818A (en) * | 2021-04-20 | 2021-07-30 | 同济大学 | High-purity nitrogen and phosphorus recovery device in source separated urine and recovery method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101973662B (en) | Method and system for treating industrial wastewater of photovoltaic solar cell plates | |
| CN106830450B (en) | The microkinetic of surface water algae and nutritive salt collects separation integrated apparatus in situ | |
| CN103936106B (en) | Electrochemical synchronous nitrogen and phosphorus removal apparatus and municipal sewage treatment method | |
| CN105084633A (en) | Eutrophication water body in-situ electromagnetic coupling flocculation precipitation device | |
| CN110357219A (en) | A kind of efficient recovery of nitrogen and phosphorus electrochemical reaction system | |
| CN205575841U (en) | Sewage phosphorus resources recovery treatment facility | |
| CN107032560A (en) | A kind of sewage water denitrification dephosphorization apparatus and its application based on capacitive deionization technology | |
| CN114850170A (en) | Kitchen garbage resource and energy recovery pollution-reducing carbon-reducing cooperative device | |
| CN112811755B (en) | Process for producing methane and ferrocyanide and recovering sulfur by bioelectrochemical sludge anaerobic digestion | |
| CN107964552B (en) | Method for improving methane synthesis efficiency by coupling anaerobic digestion with MFC | |
| CN104986913B (en) | Microbiological fuel cell-based pig farm wastewater treatment method | |
| CN102491598A (en) | Sewage disposal system | |
| CN103482773A (en) | Dephosphorization reagent for rural domestic sewage and application thereof | |
| CN202369475U (en) | Sewage treatment system | |
| CN101948220A (en) | Method for treating printing and dyeing wastewater | |
| CN204675875U (en) | Wet electric waste water reuse system | |
| CN102092869A (en) | Processing method of waste acid in acid producing system | |
| CN207986767U (en) | A kind of electric flocculation dephosphorization apparatus | |
| CN206580610U (en) | Driving source landscape water removes algae and algae energy utilization system | |
| CN202519116U (en) | Mobile water treatment system | |
| CN201512459U (en) | High-efficiency anaerobic waterfall rapid-filtration city and town sewage treatment device | |
| CN202131136U (en) | Concentric pipe-type solar electrochemical water treatment device | |
| CN205917052U (en) | Handle electric flocculation device of waste water | |
| CN206033407U (en) | Battery waste acid recycling equipment | |
| CN209276290U (en) | Utilize the integration apparatus of electric flocculation method processing pig farm biogas slurry |
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: 20160914 Termination date: 20170509 |