CN206172996U - Utilize magnesium sulfate magnesium sulfite waste residue regeneration magnesium oxide and recovered acid integrated equipment - Google Patents
Utilize magnesium sulfate magnesium sulfite waste residue regeneration magnesium oxide and recovered acid integrated equipment Download PDFInfo
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- CN206172996U CN206172996U CN201620848496.2U CN201620848496U CN206172996U CN 206172996 U CN206172996 U CN 206172996U CN 201620848496 U CN201620848496 U CN 201620848496U CN 206172996 U CN206172996 U CN 206172996U
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- magnesium
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- absorbing liquid
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- preheating device
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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
- 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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Abstract
The utility model discloses an utilize magnesium sulfate magnesium sulfite waste residue regeneration magnesium oxide and recovered acid integrated equipment, bake burning furnace, gas material separator, the multistage whirlwind cooling device of material, forced draught blower, fuel injector, absorption liquid enrichment facility, waste gas dust removal device, draught fan, sulfur dioxide absorption device, desulphurization unit, doctor solution elevator pump, absorption liquid elevator pump, sour storage tank over a slow fire including material loading machine, venturi blender, the multistage whirlwind preheating device of material, suspension. The entry linkage is thrown through the venturi blender (2) and the magnesite stone powdery material of material multistage whirlwind preheating device (3) to material loading machine (1), and the export of material multistage whirlwind preheating device (3) material is connected with the feed inlet that burning furnace (4) were baked over a slow fire in the suspension that has fuel injector (8), and the suspension is baked the discharge gate of burning furnace (4) over a slow fire and is connected with gas material separator's (5) feed inlet. The utility model discloses the product is active high, and the granularity is little, and the energy consumption is low, and the operation is stable.
Description
Technical field
The utility model is related to the process field of solid waste.
Background technology
Magnesite belongs to national grand strategy resource.China's magnesite ore reserves accounts for the 24% of world saving, occupies the world first
Position.China is magnesite resource and magnesian big producing country, and the product of magnesite production mainly has light calcined magnesia, reheating oxidation
Magnesium and electrically molten magnesia.Light calcined magnesia is the active product that magnesite is obtained at 800 DEG C or so, is mainly used in flue gas
The acid neutralizing agents such as desulfurization, water process and ceramics, the raw material of fine chemistry industry etc..Dead burned magnesia is that magnesite is obtained at 1700 DEG C or so
The deactivated product for arriving, is mainly used in refractory material.Electrically molten magnesia is losing of obtaining at 2500 DEG C or so of magnesite
The product of activity, is mainly used in high grade refractory.
According to estimates, China's coal power generation flue gas magnesium processes wet type desulfurizing needs every year 7000 ten thousand tons of light calcined magnesia, the sulfuric acid of generation
200,000,000 tons of magnesium magnesium sulfite waste material.Magnesium sulfate Asia can serve as process hides, explosive, papermaking, porcelain, fertilizer, and medically orally rush down
Medicine etc..Magnesium sulfate measures fertilizer in being used in agricultural, is normally used for the crops and potted plant of magnesium deficiency, used also as bath
Salt.At present, the magnesium sulfate magnesium sulfite waste material that China's flue gas magnesium processes wet type desulfurizing is produced all mixes cinder and discards or utilize, and utilizes
Value is very low, has no other reports for utilizing and data.
Utility model content
The technical problem that the utility model is solved is to provide a kind of using magnesium sulfate magnesium sulfite waste residue regenerating oxidation magnesium
With recovery acid complexes, overcome the shortcomings of that magnesium sulfate magnesium sulfite waste material value is low in prior art.
The technical solution adopted in the utility model is, using magnesium sulfate magnesium sulfite waste residue regenerating oxidation magnesium and recovery acid into
Covering device, including feeder, venturi blender, material multi cyclone preheating device, suspension roaster, Conveyance device,
Material multi whirlwind cooling device, pressure fan, fuel nozzle, absorbing liquid enrichment facility, waste gas dust-removal device, air-introduced machine, dioxy
Change sulphur absorption plant, desulfurizer, doctor solution elevator pump, absorbing liquid elevator pump, acid storage tank, feeder passes through venturi blender
It is connected with the giobertite powdery material input port of material multi cyclone preheating device, material multi cyclone preheating device material goes out
Mouthful it is connected with the charging aperture of suspension roaster for carrying fuel nozzle, the discharging opening of suspension roaster and entering for Conveyance device
Material mouth connects, and the discharging opening of Conveyance device is connected with the charging aperture of material multi whirlwind cooling device, material multi whirlwind
The discharging opening of cooling device is connected with discharging bin, and pressure fan is connected with the air inlet of material multi whirlwind cooling device, and material is more
The gas outlet of level whirlwind cooling device is connected with the air inlet of Conveyance device, and the gas outlet of Conveyance device roasts with suspending
The air inlet connection of stove is burnt, the gas outlet of suspension roaster is connected with the air inlet of material multi cyclone preheating device；
Conveyance device includes circular cylinder, and cylinder side wall is provided with gas material import, the air inlet side of gas material import
To cylinder axis is avoided, along cylinder clockwise or counterclockwise, cylinder lower section is provided with aggregate bin, under aggregate bin
Side is discharging opening, and cylinder center is provided with discharge, and discharge upper end protrudes upward cylinder；
Material multi cyclone preheating device is interconnected to constitute by multiple Conveyance devices；
Material multi whirlwind cooling device is also interconnected to constitute by multiple Conveyance devices；Material multi whirlwind is preheated
The hot waste gas outlet of device is connected with sulfur dioxide absorbing liquid enrichment facility, the hot waste gas outlet of material multi cyclone preheating device
Acid storage tank, the waste gas outlet of sulfur dioxide absorbing liquid enrichment facility and dedusting are provided between sulfur dioxide absorbing liquid enrichment facility
Device connects, and dust arrester is connected by pipeline with apparatus for absorbing SO 2, and pipeline is provided with air-introduced machine, and sulfur dioxide absorbs
Connected by pipeline between liquid enrichment facility and apparatus for absorbing SO 2, and pipeline is provided with absorbing liquid elevator pump, titanium dioxide
The outlet of sulphur absorption plant is connected with desulfurizer, and doctor solution lifting is provided between desulfurizer and apparatus for absorbing SO 2
Pump.
The beneficial effects of the utility model are that Product Activity is high, and granularity is little, and quality is good, and value is big；Utilization rate of waste heat is high, effect
Rate is high, and effect is good, and waste gas outlet temperature and drop temperature reach less than 120 DEG C；Energy consumption is low, material waste heat and hot waste gas waste heat
Make full use of, greatly reduce energy consumption；Green production, closing production, waste gas qualified discharge Jing after processing；Production technology is advanced,
Production efficiency is high, and effect is good, stable, easy to operate.
Description of the drawings
Fig. 1 is using magnesium sulfate magnesium sulfite waste residue regenerating oxidation magnesium and recovery acid complexes schematic diagram.
Fig. 2 is the utility model gas material process chart.
Reference：1- feeders, 2- venturi blenders, 3- material multi cyclone preheating devices, 4- suspension roasters,
5- Conveyance devices, 6- material multi whirlwind cooling devices, 7- pressure fan, 8- fuel nozzles, 81- fuel inlets, 9- absorb
Liquid enrichment facility, 10- dust arresters, 11- air-introduced machines, 12- apparatus for absorbing SO 2,13- desulfurizers, 14- doctor solutions are carried
Rise pump, 15- absorbing liquid elevator pumps, 16- acid storage tanks.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described in further detail.
Complexes be by the use of magnesium sulfate magnesium sulfite waste residue as raw material regenerating oxidation magnesium and the basic equipment of recovery acid,
Integrated advanced technology, grasp procedure parameter are by the use of magnesium sulfate magnesium sulfite waste residue as raw material regenerating oxidation magnesium and recovery acid
One of key technology.
Complexes of the present utility model are by feeder, venturi blender, material multi cyclone preheating device, suspension roasting
Burn stove, Conveyance device, material multi whirlwind cooling device, pressure fan, fuel nozzle, absorbing liquid enrichment facility, waste gas to remove
Dirt device, air-introduced machine, apparatus for absorbing SO 2, desulfurizer, doctor solution elevator pump, absorbing liquid elevator pump, acid storage tank composition.
Utility model is further described with reference to embodiment.Accompanying drawing is embodiment schematic diagram, in the present embodiment, sulphur
Sour magnesium magnesium sulfite waste residue granular material sends into venturi blender 2 by feeder 1, and material enters material after mixing with hot waste gas
The first order of three-level cyclone preheating device 3 utilizes hot waste gas waste heat preheating material, the preheating of material graded, afterbody preheating material
Carry out entering Conveyance device 5, the oxygen separated after flash resolves into magnesia and sulfur dioxide into suspension roaster 4
Change the first order cooling down that magnesium enters material three-level whirlwind cooling device 6, the cooling of thermal oxide magnesium graded, afterbody cooling oxygen
Change magnesium discharging.
Air absorbs heat liter by the afterbody that pressure fan 7 sends into material three-level whirlwind cooling device 6 from thermal material
Temperature, air graded preheating, the preheated air of the first order of three-level whirlwind cooling device 6 enters suspension roaster 4, with fuel nozzle 8
The fuel of the ejection generation heat material that reacts decomposes its flash, decomposes the heat after the sulfur dioxide and burning for producing
Waste gas enters Conveyance device 5, and the hot waste gas separated enters the afterbody of material three-level cyclone preheating device 3 and drops
Temperature, hot waste gas graded cooling, the first order of material three-level cyclone preheating device 3 lowers the temperature waste gas into the concentration of sulfur dioxide absorbing liquid
Device 9 carries out vapor liquid heat exchange, further reduces EGT.
Afterwards waste gas enters the dedusting of dust arrester 10, and the waste gas of dedusting enters apparatus for absorbing SO 2 through air-introduced machine 11
12, sulfur dioxide is transferred in water and forms sulfurous acid, and waste gas carries out desulfurization process into desulfurizer 13, processes heel row up to standard
Put；Partial desulfurization liquid carries 14 liters of feeding apparatus for absorbing SO 2 12 and absorbs as sulfur dioxide absorbing liquid Jing doctor solution elevator pump
Sulfur dioxide, the absorbing liquid Jing absorbing liquid elevator pump 15 after sulfur dioxide absorption is evaporated dense into absorbing liquid enrichment facility 9
Contracting, concentrate enters acid storage tank 16, and boil-off gas return to apparatus for absorbing SO 2 12.
This complexes is realized on a large scale using magnesium sulfate magnesium sulfite waste residue regenerating oxidation magnesium and recovery acid, and equipment is first
Enter integration ofTechnology degree high, production technology is advanced, production efficiency is high, effect is good, stable, easy to operate；Product Activity is high, grain
Degree is little, and quality is good, and value is big；Material waste heat and hot waste gas waste heat make full use of, and greatly reduce energy consumption；Waste gas outlet temperature
It is low, closing production, waste gas qualified discharge, green production Jing after processing.
This complexes has following features：
1. on a large scale using magnesium sulfate magnesium sulfite waste residue regenerating oxidation magnesium and recovery acid；
2. complexes, include granular material preparation, feeding discharging, shower roasting, pre- heat utilization, exhaust-gas treatment etc. raw
Whole key elements of product process；
3. advanced technology integrated level is high, is integrated with shower roasting, pre- heat utilization, the advanced technology of exhaust-gas treatment；
4. Product Activity is high, and granularity is little, and quality is good, and value is big；
5. utilization rate of waste heat is high, and efficiency high, effect is good, and waste gas outlet temperature and drop temperature reach less than 120 DEG C；
6. energy consumption is low, and material waste heat and hot waste gas waste heat make full use of, and greatly reduce energy consumption；
7. green production, closes production, waste gas qualified discharge Jing after processing；
8. production technology is advanced, and production efficiency is high, and effect is good, stable, easy to operate.
Claims (1)
1. using magnesium sulfate magnesium sulfite waste residue regenerating oxidation magnesium and recovery acid complexes, it is characterised in that：Including feeder,
Venturi blender, material multi cyclone preheating device, suspension roaster, Conveyance device, material multi whirlwind cooling dress
Put, pressure fan, fuel nozzle, absorbing liquid enrichment facility, waste gas dust-removal device, air-introduced machine, apparatus for absorbing SO 2, desulfurization dress
Put, doctor solution elevator pump, absorbing liquid elevator pump, acid storage tank, feeder (1) revolved by venturi blender (2) and material multi
The giobertite powdery material input port connection of wind preheating device (3), material multi cyclone preheating device (3) material outlet and band
There are the charging aperture connection of the suspension roaster (4) of fuel nozzle (8), discharging opening and the Conveyance device of suspension roaster (4)
(5) charging aperture connection, the discharging opening of Conveyance device (5) is connected with the charging aperture of material multi whirlwind cooling device (6),
The discharging opening of material multi whirlwind cooling device (6) is connected with discharging bin, pressure fan (7) and material multi whirlwind cooling device
(6) air inlet connection, the gas outlet of material multi whirlwind cooling device (6) is connected with the air inlet of Conveyance device (5),
The gas outlet of Conveyance device (5) is connected with the air inlet of suspension roaster (4), the gas outlet of suspension roaster (4) and thing
The air inlet connection of material multistage cyclone preheating device (3)；
Conveyance device includes circular cylinder, and cylinder side wall is provided with gas material import, and the airintake direction of gas material import is kept away
Cylinder axis is opened, along cylinder clockwise or counterclockwise, cylinder lower section is provided with aggregate bin, and aggregate bin lower section is
Discharging opening, cylinder center is provided with discharge, and discharge upper end protrudes upward cylinder；
Material multi cyclone preheating device (3) is interconnected to constitute by multiple Conveyance devices；
Material multi whirlwind cooling device (6) is also interconnected to constitute by multiple Conveyance devices；Material multi whirlwind is preheated
The hot waste gas outlet of device (3) is connected with sulfur dioxide absorbing liquid enrichment facility (9), material multi cyclone preheating device (3)
Hot waste gas exports and acid storage tank (16) is provided with and sulfur dioxide absorbing liquid enrichment facility (9) between, sulfur dioxide absorbing liquid concentration dress
The waste gas outlet for putting (9) is connected with dust arrester (10), and dust arrester (10) is by pipeline and apparatus for absorbing SO 2 (12)
Connection, pipeline is provided with air-introduced machine (11), between sulfur dioxide absorbing liquid enrichment facility (9) and apparatus for absorbing SO 2 (12)
Connected by pipeline, and pipeline is provided with absorbing liquid elevator pump (15), outlet and the desulfurization of apparatus for absorbing SO 2 (12) are filled
(13) connection is put, and doctor solution elevator pump (14) is provided between desulfurizer (13) and apparatus for absorbing SO 2 (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620848496.2U CN206172996U (en) | 2016-08-08 | 2016-08-08 | Utilize magnesium sulfate magnesium sulfite waste residue regeneration magnesium oxide and recovered acid integrated equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620848496.2U CN206172996U (en) | 2016-08-08 | 2016-08-08 | Utilize magnesium sulfate magnesium sulfite waste residue regeneration magnesium oxide and recovered acid integrated equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206172996U true CN206172996U (en) | 2017-05-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620848496.2U Withdrawn - After Issue CN206172996U (en) | 2016-08-08 | 2016-08-08 | Utilize magnesium sulfate magnesium sulfite waste residue regeneration magnesium oxide and recovered acid integrated equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN206172996U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109721038A (en) * | 2019-02-19 | 2019-05-07 | 眉山顺应动力电池材料有限公司 | A kind of nitrate pyrolysis recycling method of nitric acid and apparatus system |
| CN110510644A (en) * | 2019-08-06 | 2019-11-29 | 东北大学 | A kind of active sub-micron method of magnesium oxide of fast pyrogenation magnesium sulfate preparation |
| CN113446607A (en) * | 2019-12-12 | 2021-09-28 | 黄颖媛 | Heat storage baffling grading pretreatment module for hazardous waste treatment of electronic products |
-
2016
- 2016-08-08 CN CN201620848496.2U patent/CN206172996U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109721038A (en) * | 2019-02-19 | 2019-05-07 | 眉山顺应动力电池材料有限公司 | A kind of nitrate pyrolysis recycling method of nitric acid and apparatus system |
| CN110510644A (en) * | 2019-08-06 | 2019-11-29 | 东北大学 | A kind of active sub-micron method of magnesium oxide of fast pyrogenation magnesium sulfate preparation |
| CN113446607A (en) * | 2019-12-12 | 2021-09-28 | 黄颖媛 | Heat storage baffling grading pretreatment module for hazardous waste treatment of electronic products |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Dashiqiao Xinwei Refractory Material Co.,Ltd. Assignor: Liaoning Xinwei Environmental Protection Technology Co. Ltd. Contract record no.: 2017210000032 Denomination of utility model: Complete plant for regeneration of magnesium oxide and recovery of acid by means of magnesium sulfate and magnesium sulfite waste residues Granted publication date: 20170517 License type: Common License Record date: 20171108 Assignee: Liaoning Fenghua Industrial Co., Ltd. Assignor: Liaoning Xinwei Environmental Protection Technology Co. Ltd. Contract record no.: 2017210000033 Denomination of utility model: Complete plant for regeneration of magnesium oxide and recovery of acid by means of magnesium sulfate and magnesium sulfite waste residues Granted publication date: 20170517 License type: Common License Record date: 20171108 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170517 Effective date of abandoning: 20181008 |
|
| AV01 | Patent right actively abandoned |