CN202181214U - Device for producing ammonium phosphate by using tail washing material - Google Patents
Device for producing ammonium phosphate by using tail washing material Download PDFInfo
- Publication number
- CN202181214U CN202181214U CN2011202942589U CN201120294258U CN202181214U CN 202181214 U CN202181214 U CN 202181214U CN 2011202942589 U CN2011202942589 U CN 2011202942589U CN 201120294258 U CN201120294258 U CN 201120294258U CN 202181214 U CN202181214 U CN 202181214U
- Authority
- CN
- China
- Prior art keywords
- pump
- tail
- settling pond
- pipeline
- washing
- 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 - Lifetime
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- 238000005406 washing Methods 0.000 title claims abstract description 33
- 239000004254 Ammonium phosphate Substances 0.000 title abstract description 11
- 229910000148 ammonium phosphate Inorganic materials 0.000 title abstract description 11
- 235000019289 ammonium phosphates Nutrition 0.000 title abstract description 11
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 title abstract description 11
- 239000000463 material Substances 0.000 title abstract 2
- 239000002002 slurry Substances 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 13
- QLULGSLAHXLKSR-UHFFFAOYSA-N azane;phosphane Chemical compound N.P QLULGSLAHXLKSR-UHFFFAOYSA-N 0.000 claims description 37
- 239000000428 dust Substances 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 8
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 239000002351 wastewater Substances 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 3
- 125000004122 cyclic group Chemical group 0.000 abstract description 2
- 238000005352 clarification Methods 0.000 abstract 5
- 238000011084 recovery Methods 0.000 abstract 1
- 239000010802 sludge Substances 0.000 abstract 1
- 239000013589 supplement Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000006210 lotion Substances 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 1
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000019837 monoammonium phosphate Nutrition 0.000 description 1
- 239000006012 monoammonium phosphate Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a device for producing ammonium phosphate by using tail washing materials, relating to wastewater recovery. In the device, a tail washing circulating pump (20) is arranged between a washing circulating tank (17) and a clarification tank (18); a clear liquid pump (21) is arranged between the clarification tank (18) and the washing circulating tank (17), and clear liquid on the clear liquid is pumped back to the washing circulating tank (17) through the clear liquid pump (21) to be used as tail washing water supplement; a clarification tank slurry pump (22) is arranged between the clarification tank (18) and the ammonium phosphate slurry collecting tank (8), and slurry (sludge) with higher solid content below the clarification tank (18) is pumped back to the ammonium phosphate slurry device collecting tank (8) through the slurry pump (22); a collecting tank circulating pump (14) is arranged between the collecting tank (8) and the ammoniation reactor (1). Adopt the utility model discloses an energy saving and emission reduction cyclic production's purpose has brought great economic benefits for the ammonium phosphate enterprise.
Description
Technical field
The utility model relates to waste water reclamation, relates in particular to a kind of device that the tail washing is used for the production of phosphorus ammonium.
Background technology
As everyone knows; In the tail gas of generations such as granulation, drying process, often contain amounts of dust in the production of phosphorus ammonium; Dust is generally through discharging behind the facilities such as cyclonic separation, liquid phase washing, sedimentation; And containing things such as part nitrogen, phosphorus in the liquid phase, the processing of liquid phase influences one of key factor of phosphorus ammonium production often.
The applicant had once applied for patent 201010267565.8 " method of comprehensive utilization of wastewater of ammonium phosphate production ", 201010247063.9 " exhaust steam is used for the method that the phosphorus ammonium is produced tails dedusting " and 200910102979.2 " a kind of methods of handling ammonia nitrogen wastewater of phosphatic fertilizer company "; But only be to wastewater treatment or recycling, still can not tail washing that produce granular ammonium generation be used for the production of phosphorus ammonium.
Summary of the invention
The purpose of the utility model is intended to the deficiency to prior art, provides a kind of the tail washing is used for the device that the phosphorus ammonium is produced, to realize the recycle of phosphorus ammonium tail washing.
The technical scheme that the utility model is taked is:
A kind of the tail washing is used for the device that the phosphorus ammonium is produced, it comprises four parts:
(1) reactive moieties: it is imitated flashing chamber and is connected successively through pipeline by ammoniation reactor, II effect flashing chamber, Ι, and the reaction cycle pump is housed on the ammoniation reactor, and II is imitated II effect recycle pump is housed on the flashing chamber, and Ι is imitated Ι effect recycle pump is housed on the flashing chamber;
(2) product output: it is made up of tablets press, drying machine, returning charge transfer roller, crusher and sieve apparatus, and wherein tablets press and Ι are imitated between the flashing chamber phosphor ammonium slurry pump is housed;
(3) tail gas discharge section: it is made up of tornado dust collector, Venturi scrubber, gravity settling chamber, and wherein tornado dust collector are connected with pipeline between tablets press and the drying machine;
(4) part is washed and recycled to tail: it is made up of cycles of washing groove, settling pond and phosphor ammonium slurry receiving tank; Wherein the cycles of washing groove is equipped with tail and washes recycle pump and being connected through pipeline with Venturi scrubber and settling pond respectively; Settling pond be equipped with the settling pond clear liquid pump and with cleaning circulation pump between be connected through pipeline; Settling pond be equipped with the settling pond shurry pump and with the phosphor ammonium slurry receiving tank between be connected through pipeline, the phosphor ammonium slurry receiving tank is equipped with the receiving tank recycle pump and is connected through pipeline with ammoniation reactor.
The slip of discharging when above-mentioned receiving tank is collected the phosphor ammonium slurry sampling; Collect flushing phosphorus ammonium charge tube slip; The slip of discharging when collecting the cleaning of phosphor ammonium slurry concentration systems.
The principle of the utility model is: in ammonium phosphate production process, between cycles of washing groove and settling pond, tail is installed and washes recycle pump, wash recycle pump through tail and can carry a part of phosphorus ammonium tail washing lotion to settling pond, the tail washing lotion is clarified in settling pond; Between settling pond and the cycles of washing groove clear liquid pump is installed, top clear liquid is returned phosphorus ammonium tail through clear liquid pump and is washed circulation groove, washes moisturizing as tail; Between settling pond and the phosphor ammonium slurry receiving tank settling pond shurry pump is installed, the higher slurry (mud) of solid content below the settling pond is returned phosphor ammonium slurry manufacturing installation receiving tank through the settling pond shurry pump; The receiving tank recycle pump is installed between receiving tank and the ammoniation reactor, and the receiving tank pump is returned ammoniation reactor with slurry and phosphor ammonium slurry by certain proportioning, realizes that phosphorus ammonium tail washing solid phase (slurry) realizes recycle in the production of phosphorus ammonium.
Employing the utlity model has following advantage:
(1) tail is washed recycle and realize pure and impure separation through settling pond, clear liquid has reduced device fresh water water withdrawal as the washing tail gas moisturizing; The also corresponding discharging that reduces monoammonium phosphate device waste water.(2) tail is washed recycle and realize pure and impure separation through settling pond, the slurry that solid content is bigger (mud) is recovered in the phosphorus ammonium production system, realizes the solid phase recycle.(3) realized the purpose of energy-saving and emission-reduction cyclic production, enterprise has brought corresponding economic benefit for the phosphorus ammonium.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model.
Mark among the figure: 1, ammoniation reactor; 2, II is imitated flashing chamber; 3, Ι is imitated flashing chamber; 4, phosphoric acid pump; 5, reaction cycle pump; 6, II is imitated recycle pump; 7, Ι is imitated recycle pump; 8, phosphor ammonium slurry receiving tank; 9, tablets press; 10, drying machine; 11, sieve apparatus; 12, crusher; 13, phosphor ammonium slurry pump; 14, receiving tank recycle pump; 15, tornado dust collector; 16, Venturi scrubber; 17, cycles of washing groove; 18, settling pond; 19, gravity settling chamber; 20, tail is washed recycle pump; 21, settling pond clear liquid pump; 22, settling pond shurry pump; 23, remove mixing condenser; 24, gas ammonia; 25, phosphoric acid; 26, returning charge transfer roller; 27, emptying; 28, finished product (a granular ammonium).
Embodiment
Do further elaboration in the face of the utility model down:
Embodiment 1
A kind of washing is used for the device that the phosphorus ammonium is produced, it comprises four parts:
(1) reactive moieties: it is imitated flashing chamber 2, Ι by ammoniation reactor 1, II and imitates flashing chamber 3 and be connected successively through pipeline; Reaction cycle pump 5 is housed on the ammoniation reactor 1; II is imitated II effect recycle pump 6 is housed on the flashing chamber 2, and Ι is imitated Ι effect recycle pump 7 is housed on the flashing chamber 3;
(2) product output: it is made up of tablets press 9, drying machine 10, returning charge transfer roller 26, crusher 12 and sieve apparatus 11, and wherein tablets press 9 and Ι are imitated between the flashing chamber 3 phosphor ammonium slurry pump 13 is housed;
(3) tail gas discharge section: it is made up of tornado dust collector 15, Venturi scrubber 16, gravity settling chamber 19, and wherein tornado dust collector 15 are connected with pipeline between tablets press 9 and the drying machine 10;
(4) part is washed and recycled to tail: it is to be made up of cycles of washing groove 17, settling pond 18 and phosphor ammonium slurry receiving tank 8; Wherein cycles of washing groove 17 is equipped with tail and washes recycle pump 20 and be connected through pipeline with Venturi scrubber 16 and settling pond 18 respectively; Settling pond 18 be equipped with settling pond clear liquid pump 21 and with cycles of washing groove 17 between be connected through pipeline; Settling pond 18 be equipped with settling pond shurry pump 22 and with phosphor ammonium slurry receiving tank 8 between be connected through pipeline, the phosphor ammonium slurry receiving tank adorns 8 to be had receiving tank recycle pump 14 and is connected through pipeline with ammoniation reactor 1.
Certain factory uses said apparatus, and equipment adopts following model
Receiving tank recycle pump: lift 30-40m; Flow: 20-35m
3/ h
Settling pond slurry (mud) pump: lift 30-40m; Flow: 2-10m
3/ h
Settling pond clear liquid transferpump: lift 30-40m; Flow: 20-30m
3/ h
Granular ammonium phosphate washing tail gas recycle pump: lift 30-40m; Flow: 20-30m
3/ h
1,200,000 tons of/year granular ammonium phosphate devices of traditional method and 240,000 tons of/year granular ammonium phosphate devices of slurry process tail washing are recycled to 480,000 tons of ammonium phosphate of slurry concentration process devices, respond well.
Claims (1)
1. one kind is used for the device that the phosphorus ammonium is produced with the tail washing, it is characterized in that it comprises four parts:
(1) reactive moieties: it is imitated flashing chamber (3) and is connected successively through pipeline by ammoniation reactor (1), II effect flashing chamber (2), Ι; Reaction cycle pump (5) is housed on the ammoniation reactor (1); II is imitated II effect recycle pump (6) is housed on the flashing chamber (2), and Ι is imitated Ι effect recycle pump (7) is housed on the flashing chamber (3);
(2) product output: it is made up of tablets press (9), drying machine (10), returning charge transfer roller (26), crusher (12) and sieve apparatus (11), and wherein tablets press (9) and Ι are imitated between the flashing chamber (3) phosphor ammonium slurry pump (13) is housed;
(3) tail gas discharge section: it is made up of tornado dust collector (15), Venturi scrubber (16), gravity settling chamber (19), and wherein tornado dust collector (15) are connected with pipeline between tablets press (9) and the drying machine (10);
(4) part is washed and recycled to tail: it is to be made up of cycles of washing groove (17), settling pond (18) and phosphor ammonium slurry receiving tank (8); Wherein cycles of washing groove (17) is equipped with tail and washes recycle pump (20) and being connected through pipeline with Venturi scrubber (16) and settling pond (18) respectively; Settling pond (18) be equipped with settling pond clear liquid pump (21) and with cycles of washing groove (17) between be connected through pipeline; Settling pond (18) be equipped with settling pond shurry pump (22) and with phosphor ammonium slurry receiving tank (8) between be connected through pipeline, phosphor ammonium slurry receiving tank dress (8) has receiving tank recycle pump (14) and is connected through pipeline with ammoniation reactor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202942589U CN202181214U (en) | 2011-08-15 | 2011-08-15 | Device for producing ammonium phosphate by using tail washing material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202942589U CN202181214U (en) | 2011-08-15 | 2011-08-15 | Device for producing ammonium phosphate by using tail washing material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202181214U true CN202181214U (en) | 2012-04-04 |
Family
ID=46174260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202942589U Expired - Lifetime CN202181214U (en) | 2011-08-15 | 2011-08-15 | Device for producing ammonium phosphate by using tail washing material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202181214U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874780A (en) * | 2012-10-23 | 2013-01-16 | 瓮福（集团）有限责任公司 | Ammonium phosphate production energy-saving equipment |
| CN102921234A (en) * | 2012-11-29 | 2013-02-13 | 瓮福（集团）有限责任公司 | Recovery method for tail gas washing water of ammonium sulfate granulating device |
| CN103303888A (en) * | 2013-05-28 | 2013-09-18 | 瓮福（集团）有限责任公司 | Equipment for producing high-nutrient monoammonium phosphate through double-tubular-reactor process |
-
2011
- 2011-08-15 CN CN2011202942589U patent/CN202181214U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874780A (en) * | 2012-10-23 | 2013-01-16 | 瓮福（集团）有限责任公司 | Ammonium phosphate production energy-saving equipment |
| CN102921234A (en) * | 2012-11-29 | 2013-02-13 | 瓮福（集团）有限责任公司 | Recovery method for tail gas washing water of ammonium sulfate granulating device |
| CN103303888A (en) * | 2013-05-28 | 2013-09-18 | 瓮福（集团）有限责任公司 | Equipment for producing high-nutrient monoammonium phosphate through double-tubular-reactor process |
| CN103303888B (en) * | 2013-05-28 | 2014-10-15 | 瓮福（集团）有限责任公司 | Equipment for producing high-nutrient monoammonium phosphate through double-tubular-reactor process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120404 |
|
| CX01 | Expiry of patent term |