CN208362066U - A kind of resource reclaim type urban sewage treating device - Google Patents
A kind of resource reclaim type urban sewage treating device Download PDFInfo
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- CN208362066U CN208362066U CN201820767470.4U CN201820767470U CN208362066U CN 208362066 U CN208362066 U CN 208362066U CN 201820767470 U CN201820767470 U CN 201820767470U CN 208362066 U CN208362066 U CN 208362066U
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- level
- clarifying basin
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- sewage
- magnesium
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
A kind of resource reclaim type urban sewage treating device, belong to urban sewage treatment technology field, it mainly include grid, collecting-tank, elevator pump, level-one clarifying basin, second level clarifying basin, pyrolytic tank, water sprayer, circulating pump and ammonium hydroxide pond etc., sewage, which is flowed into collecting-tank after grid carries out suspended matter pretreatment and is promoted to by elevator pump in level-one clarifying basin, carries out flocculation adsorption reaction, and overflow is to second level clarifying basin after reaction；Disodium hydrogen phosphate and magnesium chloride medicament are added into second level clarifying basin forms ammoniomagnesium phosphate crystal precipitating and by ammonium magnesium phosphate slurry transportation to pyrolytic tank, it is 11 that sodium hydroxide is added into pyrolytic tank and adjusts pH value, temperature is controlled at 85 DEG C~95 DEG C, circulating pump makes water sprayer generate negative pressure absorbing gaseous ammonia, and the sodium phosphate magnesium solution that sodium phosphate magnesium pump generates pyrolytic tank, which is promoted to second level clarifying basin, to be reused.Device provided by the utility model can obtain biomass fuel raw material and ammonia with Resource recovery；Medicament, which is recycled, reduces pharmaceutical use.
Description
Technical field
The utility model belongs to urban sewage treatment technology field, in particular to a kind of dirt of resource reclaim type city
Water treatment facilities.
Background technique
Currently, method for the treatment of city waste water mostly uses greatly biological treatment.Biological treatment, which has, takes up an area big, investment
Greatly, system is huge, complex management, running cost is high, the construction period is long, climate influences the disadvantages of big, and sludge ultimate disposal is
The problem of long-standing problem people, it is difficult that biological treatment, which is used alone, by the water standard of sewage treatment to level-one A
's.
Resource reclaim type urban sewage treatment process uses physico-chemical process, has and takes up little area, invests that small, system is simple, operation
Take the advantages that low, management is simple, the construction period is short, climate influence is small.
Physico-chemical process can be by suspended matter, the bichromate index COD in raw watercr, biochemical oxygen demand (BOD) BOD5, ammonia nitrogen, phosphorus P etc.
Handle the water standard of level-one A, or the level of the water standard better than level-one A.
General custom thinks that the operating cost of bioanalysis is low, but due to constantly complicating biochemical process, running cost
It is already higher than physico-chemical process technique.
Resource reclaim may be implemented in physico-chemical process technique, and resource reclaim is realized by two approach, first is that by suspending in sewage
The organic matter of object, colloid and dissolved state is changed into biomass fuel, and ammonium hydroxide is made second is that the ammonia nitrogen in sewage is extracted.
Improved physico-chemical process compensates for the deficiency of bioanalysis.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of organic matters using in municipal sewage to return as fuel
It receives, ammonia nitrogen is recycled in the form of ammonium hydroxide, the urban sewage treating device being recycled after ammonium magnesium phosphate is pyrolyzed.
The utility model adopts the following technical solutions: a kind of resource reclaim type urban sewage treating device, feature exist
In: including sewage flow ipe, grid, collecting-tank, elevator pump, level-one clarifying basin, second level clarifying basin, pyrolytic tank, water sprayer, follow
Ring pump, ammonium hydroxide pond, sodium phosphate magnesium pump, dewaterer, ammonium magnesium phosphate slurry transportation pipeline, ammonia conveyance conduit, sodium phosphate magnesium solution
The water inlet end of conveyance conduit and organic sludge conveyance conduit, the sewage flow ipe is connected to urban drainage pipe network, sewage stream
The water outlet for entering pipeline is connect with collecting-tank, and is provided with grid between sewage flow ipe and collecting-tank；The elevator pump
The bottom of collecting-tank is mounted in lifting sewage to level-one clarifying basin；The side wall upper part of the level-one clarifying basin offers excessive
The bottom of head piece, level-one clarifying basin is connect by organic sludge conveyance conduit with dewaterer；The water inlet of the second level clarifying basin
It is connected to by aqueduct with the overflow port on level-one clarifying basin side wall, the bottom of second level clarifying basin is defeated by ammonium magnesium phosphate mud
Pipeline is sent to connect with pyrolytic tank；The bottom of the pyrolytic tank by sodium phosphate magnesium solution conveyance conduit be connected to level-one clarifying basin with
On aqueduct between second level clarifying basin, and sodium phosphate magnesium pump, pyrolytic tank are provided on sodium phosphate magnesium solution conveyance conduit
Top connect with water sprayer by ammonia conveyance conduit；The water sprayer is located above ammonium hydroxide pond；Dress inside the ammonium hydroxide pond
Full tap water is for absorbing ammonia；One end of the circulating pump be located at ammonium hydroxide pond bottom discharge mouth connect, circulating pump it is another
One end is connect with water sprayer.
Through the above design, the utility model can be brought the following benefits: the utility model proposes one kind
Resource reclaim type urban sewage treating device can obtain biomass fuel raw material and ammonia with Resource recovery；Medicament is recycled,
Reduce pharmaceutical use.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The utility model illustrative embodiments and their description do not constitute the improper limit of the utility model for understanding the utility model
It is fixed, in the accompanying drawings:
Fig. 1 is a kind of resource reclaim type urban sewage treating device schematic diagram of the utility model.
In figure: 1- sewage flow ipe, 2- grid, 3- collecting-tank, 4- elevator pump, 5- level-one clarifying basin, the clarification of 6- second level
Pond, 7- pyrolytic tank, 8- water sprayer, 9- circulating pump, 10- ammonium hydroxide pond, 11- sodium phosphate magnesium pump, 12- dewaterer, 13- ammonium magnesium phosphate mud
Starch conveyance conduit, 14- ammonia conveyance conduit, 15- sodium phosphate magnesium solution conveyance conduit, 16- organic sludge conveyance conduit.
Specific embodiment
The utility model is described in further detail below with reference to embodiment and specific embodiment.But it should not be by this
The range for being interpreted as the utility model protection theme is only limitted to embodiment below, all to be realized based on the content of the present invention
Technology belongs to the scope of the utility model.
The utility model proposes a kind of resource reclaim type urban sewage treating devices, and referring to Fig.1, including sewage flows into pipe
Road 1, grid 2, collecting-tank 3, elevator pump 4, level-one clarifying basin 5, second level clarifying basin 6, pyrolytic tank 7, water sprayer 8, circulating pump 9, ammonia
Pond 10, sodium phosphate magnesium pump 11, dewaterer 12, ammonium magnesium phosphate slurry transportation pipeline 13, ammonia conveyance conduit 14, sodium phosphate magnesium are molten
The water inlet end of liquid conveyance conduit 15 and organic sludge conveyance conduit 16, the sewage flow ipe 1 is connected to urban drainage pipe network,
The water outlet of sewage flow ipe 1 is connect with collecting-tank 3, and grid 2 is provided between sewage flow ipe 1 and collecting-tank 3；
The elevator pump 4 is mounted on the bottom of collecting-tank 3 in lifting sewage to level-one clarifying basin 5；The side of the level-one clarifying basin 5
Wall top offers overflow port, and the bottom of level-one clarifying basin 5 is connect by organic sludge conveyance conduit 16 with dewaterer 12；It is described
The water inlet of second level clarifying basin 6 is connected to by aqueduct with the overflow port on 5 side wall of level-one clarifying basin, second level clarifying basin 6
Bottom is connect by ammonium magnesium phosphate slurry transportation pipeline 13 with pyrolytic tank 7；The bottom of the pyrolytic tank 7 passes through sodium phosphate magnesium solution
Conveyance conduit 15 is connected on the aqueduct between level-one clarifying basin 5 and second level clarifying basin 6, and is conveyed in sodium phosphate magnesium solution
Sodium phosphate magnesium pump 11 is provided on pipeline 15, the top of pyrolytic tank 7 is connect by ammonia conveyance conduit 14 with water sprayer 8；It is described
Water sprayer 8 is located at 10 top of ammonium hydroxide pond；Tap water is filled inside the ammonium hydroxide pond 10 for absorbing ammonia；The circulating pump 9
One end is connect with the bottom discharge mouth for being located at ammonium hydroxide pond 10, and the other end of circulating pump 9 is connect with water sprayer 8.
Resource reclaim type urban sewage treatment process specifically comprises the following steps:
A. the sewage from urban drainage pipe network flows into collecting-tank 3 after grid 2 carries out suspended matter pretreatment, carries out dirty
Water is collected；
B. the boosted pump 4 of sewage in collecting-tank 3, which is promoted in level-one clarifying basin 5, carries out flocculation adsorption reaction, and flocculation is inhaled
The sludge obtained after reaction enclosure is delivered to dewaterer 12 through organic sludge conveyance conduit 16 from 5 bottom of level-one clarifying basin and is dehydrated
Processing, while the sewage obtained after flocculation adsorption reaction passes through the overflow port being located on 5 side wall of level-one clarifying basin and flow to second level clarification
In pond 6；
C. add disodium hydrogen phosphate and magnesium chloride medicament into second level clarifying basin 6, disodium hydrogen phosphate and magnesium chloride medicament with
Ammonia nitrogen in sewage carries out reaction and forms ammoniomagnesium phosphate crystal precipitating, and reaction condition is the pH value that sewage is adjusted by sodium hydroxide
It is 8.5~9.0, the ammonium magnesium phosphate mud containing ammoniomagnesium phosphate crystal is passed through into the ammonium phosphate that connect with 6 bottom of second level clarifying basin
Magnesium slurry transportation pipeline 13 is delivered to pyrolytic tank 7, while removing the sewage after ammonia nitrogen and being discharged from 6 top of second level clarifying basin；
D. sodium hydroxide is added into pyrolytic tank 7, adjusting pH value is 11, and the temperature of pyrolytic tank 7 is controlled at 85 DEG C~95 DEG C,
The ammonium ion of ammonium magnesium phosphate is transferred in gas phase in the form of gaseous ammonia from liquid in ammonium magnesium phosphate mud, and generates sodium phosphate
Magnesium；Circulating pump 9 is for the water in cyclic ammonia water pond 10, and circulating pump 9 makes water sprayer 8 generate negative pressure in the cyclic process of water, inhales
Receive gaseous ammonia；Tap water is filled in ammonium hydroxide pond 10, for absorbing ammonia, when ammonia density reaches 25%, becomes finished product ammonium hydroxide；Sodium phosphate
The sodium phosphate magnesium solution that pyrolytic tank 7 generates is promoted to second level clarifying basin 6 and is reused by magnesium pump 11.
The process flow of detailed resource reclaim type municipal sewage treatment is as follows: the sewage from urban drainage pipe network is through lattice
Grid 2 intercept the large scale suspended matter in sewage；Collecting-tank 3 collects sewage；4 lifting sewage of elevator pump；Level-one clarifying basin 5 is flocculation
Suspended matter, colloid and the organic matter of dissolution in sewage is formed wadding body and is separated from water by adsorption reaction and solid-liquid separation unit, bottom
Portion's spoil disposal, top water outlet, ammonia nitrogen is not removed in 5 reaction process of level-one clarifying basin, and ammonia nitrogen is still contained in water outlet；Two
Grade clarifying basin 6, which react by adding disodium hydrogen phosphate and magnesium chloride medicament with ammonia nitrogen in sewage, to be formed ammoniomagnesium phosphate crystal and sinks
It forms sediment, ammoniomagnesium phosphate crystal crystal scale is grown up by small, and reaction condition is to be adjusted pH to 8.5~9.0, preferably with sodium hydroxide
8.8, the pH value of sewage meets discharge standard after being handled with guarantee, and ammonium magnesium phosphate mud is arranged in bottom, after top discharge removes ammonia nitrogen
Sewage；It is 11 that the sodium hydroxide of pyrolytic tank 7, which adjusts pH, and temperature controls between 85 DEG C~95 DEG C, preferred control at 90 DEG C,
Under the conditions of this, the ammonium ion in ammonium magnesium phosphate is transferred in gas phase in the form of gaseous ammonia from liquid, and generates sodium phosphate
Magnesium；Water sprayer 8 generates negative pressure, absorbs gaseous ammonia；Circulating pump 9 is the circulating pump of water in ammonium hydroxide pond 10, generates water sprayer 8 negative
Pressure；Tap water is filled in ammonium hydroxide pond 10, is used to absorbing ammonia, when ammonia density reaches 25%, is become finished product ammonium hydroxide；Sodium phosphate magnesium pump 11 will
The sodium phosphate magnesium solution that pyrolytic tank 7 generates is promoted to second level clarifying basin 6 and is reused；Dewaterer 12 obtains after reacting flocculation adsorption
The sludge dewatering arrived reduces moisture percentage in sewage sludge；Discharge of the sludge from 5 bottom of level-one clarifying basin obtained after flocculation adsorption reaction
Sludge mainly contains organic matter；Ammonium magnesium phosphate mud is the mud of 6 bottom of second level clarifying basin discharge；Ammonia is 7 top of pyrolytic tank
The gas of discharge；Sodium phosphate magnesium solution is the product for being pyrolyzed pond 7 and generating, and alternative disodium hydrogen phosphate and magnesium chloride reuse are gone
Except ammonia nitrogen.
Claims (1)
1. a kind of resource reclaim type urban sewage treating device, it is characterised in that: including sewage flow ipe (1), grid (2),
Collecting-tank (3), elevator pump (4), level-one clarifying basin (5), second level clarifying basin (6), pyrolytic tank (7), water sprayer (8), circulating pump
(9), ammonium hydroxide pond (10), sodium phosphate magnesium pump (11), dewaterer (12), ammonium magnesium phosphate slurry transportation pipeline (13), ammonia delivery pipe
Road (14), sodium phosphate magnesium solution conveyance conduit (15) and organic sludge conveyance conduit (16), the sewage flow ipe (1) into
Water end (W.E.) is connected to urban drainage pipe network, and the water outlet of sewage flow ipe (1) is connect with collecting-tank (3), and is flowed into and managed in sewage
Grid (2) are provided between road (1) and collecting-tank (3)；The elevator pump (4) is mounted on the bottom of collecting-tank (3) for being promoted
In sewage to level-one clarifying basin (5)；The side wall upper part of the level-one clarifying basin (5) offers overflow port, level-one clarifying basin (5)
Bottom is connect by organic sludge conveyance conduit (16) with dewaterer (12)；The water inlet of the second level clarifying basin (6) passes through defeated
Waterpipe is connected to the overflow port on level-one clarifying basin (5) side wall, and the bottom of second level clarifying basin (6) is defeated by ammonium magnesium phosphate mud
Pipeline (13) is sent to connect with pyrolytic tank (7)；The bottom of the pyrolytic tank (7) is connected by sodium phosphate magnesium solution conveyance conduit (15)
On aqueduct between level-one clarifying basin (5) and second level clarifying basin (6), and on sodium phosphate magnesium solution conveyance conduit (15)
It is provided with sodium phosphate magnesium pump (11), the top of pyrolytic tank (7) is connect by ammonia conveyance conduit (14) with water sprayer (8)；It is described
Water sprayer (8) is located above ammonium hydroxide pond (10)；Tap water is filled inside the ammonium hydroxide pond (10) for absorbing ammonia；The circulation
The one end for pumping (9) is connect with the bottom discharge mouth for being located at ammonium hydroxide pond (10), and the other end of circulating pump (9) is connect with water sprayer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820767470.4U CN208362066U (en) | 2018-05-22 | 2018-05-22 | A kind of resource reclaim type urban sewage treating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820767470.4U CN208362066U (en) | 2018-05-22 | 2018-05-22 | A kind of resource reclaim type urban sewage treating device |
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| Publication Number | Publication Date |
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| CN208362066U true CN208362066U (en) | 2019-01-11 |
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| CN201820767470.4U Active CN208362066U (en) | 2018-05-22 | 2018-05-22 | A kind of resource reclaim type urban sewage treating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108423886A (en) * | 2018-05-22 | 2018-08-21 | 刘壮 | A kind of resource reclaim type urban sewage treating device and technique |
-
2018
- 2018-05-22 CN CN201820767470.4U patent/CN208362066U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108423886A (en) * | 2018-05-22 | 2018-08-21 | 刘壮 | A kind of resource reclaim type urban sewage treating device and technique |
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