CN206666127U - A kind of Waste Sulfuric Acid regeneration application system - Google Patents
A kind of Waste Sulfuric Acid regeneration application system Download PDFInfo
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- CN206666127U CN206666127U CN201720299338.0U CN201720299338U CN206666127U CN 206666127 U CN206666127 U CN 206666127U CN 201720299338 U CN201720299338 U CN 201720299338U CN 206666127 U CN206666127 U CN 206666127U
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- Prior art keywords
- sulfuric acid
- waste sulfuric
- fluidized bed
- bed furnace
- troilite
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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
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The utility model discloses a kind of Waste Sulfuric Acid regeneration application system, include fluidized bed furnace, some charging distribution apparatus are set on the fluidized bed furnace, the output end that the charging distribution apparatus adds pump by liquid line with Waste Sulfuric Acid is connected, the input connection Waste Sulfuric Acid Lower tank of the Waste Sulfuric Acid addition pump, the Waste Sulfuric Acid Lower tank are connected with sulfur waste acid storage tank;The upper end of the fluidized bed furnace sets exhaust outlet, and the exhaust outlet is connected by gas path pipe with air heat exchanger, and the air input of the air heat exchanger is connected with air-blaster;The bottom side of the fluidized bed furnace sets high temperature air entrance, and the high temperature output end of the air heat exchanger and the high temperature air entrance of fluidized bed furnace connect;Some troilite charging apertures are set on the fluidized bed furnace, troilite feed arrangement are set at the troilite charging aperture, the side of the fluidized bed furnace is also connected with slag-draining device.The utility model utilizes used heat caused by pyrite burning, reclaims Sulphur ressource, greatlys save production cost.
Description
Technical field
It the utility model is related to industrial waste sulfuric acid processing system, and in particular to a kind of Waste Sulfuric Acid regeneration application system, mainly
Regeneration applied to Commercial alkylated Waste Sulfuric Acid is handled.
Background technology
Recently as the fast development of China's economy, sulfuric acid dosage is also advanced by leaps and bounds, and the yield of Waste Sulfuric Acid is also and day
It is all to increase, not only wasted Sulphur ressource but also very big pollution is caused to environment, recovery Sulphur ressource recycles very urgent.As country is right
The supervision of dangerous waste products and environmental protection is more and more stricter, and the possibility of the direct simple process qualified discharge of manufacturing enterprise is very
It is small, it is necessary to dangerous waste processing unit must be set up.
The method used both at home and abroad at present is roughly divided into four classes:Recycling, comprehensive utilization, neutralisation treatment and cracking are again
It is raw.Recycling processing method have concentration method, oxidizing process, extraction and crystallisation etc., be according to Waste Sulfuric Acid impurities not
With depending on.
The method of recycling, comprehensive utilization and neutralisation treatment all can not effectively remove impurity in Waste Sulfuric Acid, and transfer is dirty
Dye source, causes secondary pollution.Pyrolysis recycle is by sulfur waste acid cleavage with combustion gas, sulfuric acid is being made by commercial plant, but invest
Expense is larger, and energy resource consumption is big, and operating cost is higher.
Utility model content
Technical problem to be solved in the utility model is to be directed to above-mentioned deficiency of the prior art, there is provided a kind of sulfur waste
Acid regeneration utilizes system, both make use of used heat caused by pyrite burning, is completely processed the pollution of Waste Sulfuric Acid again, also reclaims
Sulphur ressource, greatly save production cost.
Technical scheme is used by the utility model solves its technical problem:A kind of Waste Sulfuric Acid regeneration application system, its
It is characterised by:Comprising fluidized bed furnace, some charging distribution apparatus are set, the charging distribution apparatus passes through liquid on the fluidized bed furnace
Pipeline is connected with the output end of Waste Sulfuric Acid addition pump, the input connection Waste Sulfuric Acid Lower tank of the Waste Sulfuric Acid addition pump, described
Waste Sulfuric Acid Lower tank is connected with sulfur waste acid storage tank;The upper end of the fluidized bed furnace sets exhaust outlet, and the exhaust outlet passes through gas circuit pipe
Road is connected with air heat exchanger, and the air input of the air heat exchanger is connected with air-blaster;The bottom of the fluidized bed furnace
Portion side sets high temperature air entrance, and the high temperature output end of the air heat exchanger and the high temperature air entrance of fluidized bed furnace connect;
Some troilite charging apertures are set on the fluidized bed furnace, troilite feed arrangement, the boiling are set at the troilite charging aperture
The side for rising stove is also connected with slag-draining device.
Further, the air-blaster is connected by first gas regulating valve with air heat exchanger, and the air changes
The output end of hot device connects the high temperature air entrance of the bottom of fluidized bed furnace by second gas regulating valve.
Further, connected between the high temperature air entrance and air-blaster of the fluidized bed furnace by third gas regulating valve
Connect.
Further, multiple branch roads are arranged in parallel on the liquid line, regulating valve and stream are set respectively on each branch road
Gauge, multiple branch roads are connected with some charging distribution apparatus respectively.
Further, the bottom side of the Waste Sulfuric Acid Lower tank is provided with Waste Sulfuric Acid Lower tank blowing regulating valve and sulfur waste
Sour Lower tank discharge regulating valve, the Waste Sulfuric Acid Lower tank add pump by Waste Sulfuric Acid Lower tank blowing regulating valve and Waste Sulfuric Acid and connected
Connect.
Further, the sulfur waste acid storage tank upper end sets sulfur waste acid storage tank charging regulating valve, the sulfur waste acid storage tank
The sulfur waste acid storage tank blowing regulating valve and sulfur waste acid storage tank discharge regulating valve that bottom side is set, the sulfur waste acid storage tank pass through useless
Sulfuric acid storage tank blowing regulating valve is connected with Waste Sulfuric Acid Lower tank.
Further, liquid level gauge is set on the sulfur waste acid storage tank and Waste Sulfuric Acid Lower tank.
Further, the troilite feed arrangement includes troilite feed hopper and troilite charger, the troilite
The output end of charger and the troilite charging aperture of fluidized bed furnace are correspondingly arranged, and the troilite in troilite feed hopper passes through troilite
The troilite charging aperture that charger is transported to fluidized bed furnace is put into fluidized bed furnace.
Further, the slag-draining device is slag discharge drum.
The beneficial effects of the utility model:
The utility model need to release used heat and decompose Waste Sulfuric Acid when being and utilizing boiling roaster troilite, flue gas after decomposition with
Flue gas caused by pyrite burning enters acid making system together, ultimately produces sulfuric acid;Pass through the hot environment of fluidized bed furnace, Waste Sulfuric Acid
In impurity decompose, aoxidize in high temperature, by acid making system cleaning procedure when all remove, there is no shadow to finished product sulfuric acid
Ring, do not cause secondary pollution;So that whole Waste Sulfuric Acid processing system efficiency high, securely and reliably;After the final resolution process of the system
Waste Sulfuric Acid be made into qualified retrieval of sulfuric acid and utilize, do not cause secondary pollution;Both used heat caused by pyrite burning had been make use of,
The pollution of Waste Sulfuric Acid is completely processed again, has also reclaimed Sulphur ressource, greatlys save production cost.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of the utility model.
Description of reference numerals:
1- fluidized bed furnaces, 2- Waste Sulfuric Acids addition pump, 3- Waste Sulfuric Acid Lower tanks, 4- sulfur waste acid storage tanks, 5- charging distribution apparatus, 6-
Air heat exchanger, 7- air-blasters, 8- troilite feed arrangements;
11- troilite charging apertures, 12- exhaust outlets, 13- high temperature air entrances, 14- slag-draining devices;
16- gas path pipes, 61- second gas regulating valves;
17- third gas regulating valves, 76- first gas regulating valves;
21- liquid lines, 22- regulating valves, 23- flowmeters;
31- Waste Sulfuric Acid Lower tank discharge regulating valves, 32- Waste Sulfuric Acid Lower tank blowing regulating valves;
41- sulfur waste acid storage tank discharge regulating valves, 42- sulfur wastes acid storage tank charging regulating valve, the regulation of 43- sulfur waste acid storage tanks blowing
Valve.
Embodiment
Below in conjunction with the accompanying drawings and embodiment describes the utility model embodiment:
Fig. 1 shows a kind of embodiment of the present utility model,
As illustrated, a kind of Waste Sulfuric Acid regeneration application system of the utility model, comprising fluidized bed furnace 1, sets on the fluidized bed furnace 1
Some charging distribution apparatus 5 are put, the output end that the charging distribution apparatus 5 adds pump 2 by liquid line 21 and Waste Sulfuric Acid connects
Connect, the input connection Waste Sulfuric Acid Lower tank 3 of the Waste Sulfuric Acid addition pump 2, the Waste Sulfuric Acid Lower tank 3 and sulfur waste acid storage tank 4
Connection;The upper end of the fluidized bed furnace 1 sets exhaust outlet 12, and the exhaust outlet 12 is connected by gas path pipe 16 and air heat exchanger 6
Connect, the air input of the air heat exchanger 6 is connected with air-blaster 7;The bottom side of the fluidized bed furnace 1 sets high temperature
Air intake 13, the high temperature output end of the air heat exchanger 6 are connected with the high temperature air entrance 13 of fluidized bed furnace 1;The boiling
Some troilite charging apertures 11 are set on stove 1, troilite feed arrangement 8, the boiling are set at the troilite charging aperture 11
The side of stove 1 is also connected with slag-draining device 14.
In the utility model embodiment, multiple charge doors are set on fluidized bed furnace;Fluidized bed furnace bottom is provided with high temperature air
Import;Troilite charging aperture and the slag-drip opening for connecting slag-draining device are additionally provided with fluidized bed furnace;It is provided with the top of fluidized bed furnace
For discharging the exhaust outlet of high-temperature flue gas;Air heat exchanger is entered by the normal temperature air sent to air-blaster with high-temperature flue gas
Row heat exchange produces the high temperature air import that high temperature air is sent to fluidized bed furnace, and the flue gas after cooling is entered by air heat exchanger to be made
The cleaning equipment of acid system;Multiple charge door connection Waste Sulfuric Acid charging distribution apparatus, then Waste Sulfuric Acid is connected to by fluid path pipeline
Add pump.Attemperator is set outside air heat exchanger, air heat exchanger is incubated, improves heat exchange efficiency.
Air-blaster is connected by first gas regulating valve 76 with air heat exchanger 6, and the output end of air heat exchanger 6 is led to
Cross the high temperature air entrance 13 that second gas regulating valve 61 connects the bottom of fluidized bed furnace 1.The high temperature air entrance 13 of fluidized bed furnace 1 with
Connected between air-blaster 7 by third gas regulating valve 17.
In the utility model embodiment, by being adjusted to first gas regulating valve, second gas regulating valve and third gas
Temperature in fluidized bed furnace is adjusted for the control of valve, to adapt to the requirement of the decomposition temperature of the Waste Sulfuric Acid of various concentrations.
Multiple branch roads are arranged in parallel on liquid line 21, regulating valve 22 and flowmeter 23 are set respectively on each branch road, it is more
Individual branch road is connected with some charging distribution apparatus 5 respectively.
The bottom side of Waste Sulfuric Acid Lower tank 3 is provided with Waste Sulfuric Acid Lower tank blowing regulating valve 32 and Waste Sulfuric Acid Lower tank row
Expect regulating valve 31, Waste Sulfuric Acid Lower tank 3 adds pump 2 with Waste Sulfuric Acid by Waste Sulfuric Acid Lower tank blowing regulating valve 32 and is connected.
The upper end of sulfur waste acid storage tank 4 sets sulfur waste acid storage tank charging regulating valve 42, the bottom side setting of sulfur waste acid storage tank 4
Sulfur waste acid storage tank blowing regulating valve 43 and sulfur waste acid storage tank discharge regulating valve 41, sulfur waste acid storage tank 4 passes through sulfur waste acid storage tank blowing
Regulating valve 43 is connected with Waste Sulfuric Acid Lower tank 3.
Liquid level gauge is set on sulfur waste acid storage tank 4 and Waste Sulfuric Acid Lower tank 3.
Troilite feed arrangement 8 includes troilite feed hopper and troilite charger, the output end of troilite charger with
The troilite charging aperture 11 of fluidized bed furnace 1 is correspondingly arranged, and the troilite in troilite feed hopper is transported to by troilite charger
The troilite charging aperture 11 of fluidized bed furnace 1 is put into fluidized bed furnace.
Troilite feed arrangement includes troilite loading hopper and troilite charger, and troilite is thrown by troilite charge door
Entering fluidized bed furnace, slag is discharged by slag-drip opening by slag discharge drum 14, and slag effectively can be discharged using slag discharge drum,
Prevent slag from accumulating.
Specific implementation process of the present utility model is:After fluidized bed furnace normal operation, regulation first gas regulating valve 76, the
Two gas control valves 61 and third gas regulating valve 17, Waste Sulfuric Acid enter in stove from the charge door of fluidized bed furnace 1, through charging distribution dress
After putting 5 distributions, contacted with high temperature gas flow in fluidized bed furnace 1, through pyrolytic, make the SO after decomposition2With pyrite burning flue gas one
The exhaust outlet 12 at road from the top of fluidized bed furnace 1 is discharged;Enter the cleaning equipment of acid making system after cooling via air heat exchanger 6;With
This simultaneously, the utility model also by Waste Sulfuric Acid add pump 2 Waste Sulfuric Acid in Waste Sulfuric Acid Lower tank is squeezed into fluidized bed furnace 1, according to
Temperature in fluidized bed furnace 1, the regulating valve 22 of the adjustment Waste Sulfuric Acid addition export branch road of pump 2;The amount root of troilite is added in fluidized bed furnace 1
SO is converted according to acid making system2Concentration be adjusted;When fluidized bed furnace 1 breaks down, adjustment third gas regulating valve 17, adjustment is useless
Sulfuric acid add the export branch road of pump 2 regulating valve 22, and troilite plus ore deposit amount, so as to control the temperature of fluidized bed furnace 1.
Because of the concentration of Waste Sulfuric Acid and the difference of ingredient, equipment, pipeline can be damaged, the utility model is to sulfur waste
Acid storage tank 4, Waste Sulfuric Acid Lower tank 3, fluid pipeline 21 use high-temp anti-corrosion safeguard measure, ensure safe and reliable at work.
The utility model need to release used heat and decompose Waste Sulfuric Acid when being and utilizing boiling roaster troilite, flue gas after decomposition with
Flue gas caused by pyrite burning enters acid making system together, ultimately produces sulfuric acid;Pass through the hot environment of fluidized bed furnace, Waste Sulfuric Acid
In impurity decompose, aoxidize in high temperature, by acid making system cleaning procedure when all remove, there is no shadow to finished product sulfuric acid
Ring, do not cause secondary pollution;So that whole Waste Sulfuric Acid processing system efficiency high, securely and reliably;After the final resolution process of the system
Waste Sulfuric Acid be made into qualified retrieval of sulfuric acid and utilize, do not cause secondary pollution;Both used heat caused by pyrite burning had been make use of,
The pollution of Waste Sulfuric Acid is completely processed again, has also reclaimed Sulphur ressource, greatlys save production cost.
The structure order of the system, equipment investment is small, and the operation process flow of whole system is simple, easily operation, operation
Expense is relatively low.The utility model with similar cracking relieving haperacidity processing unit compared to investment can be greatly reduced, account for its 10% or so, pass through
After fluidized bed furnace resolution process, wherein impurity can be removed completely, reclaimed Sulphur ressource, substantially reduced production run cost.
The utility model preferred embodiment is explained in detail above in conjunction with accompanying drawing, but the utility model is not limited to
Above-mentioned embodiment, in those of ordinary skill in the art's possessed knowledge, the utility model can also not departed from
Made a variety of changes on the premise of objective.
Many other changes and remodeling can be made by not departing from spirit and scope of the present utility model.It should be appreciated that this reality
Specific embodiment is not limited to new, the scope of the utility model is defined by the following claims.
Claims (9)
- A kind of 1. Waste Sulfuric Acid regeneration application system, it is characterised in that:Comprising fluidized bed furnace, some chargings point are set on the fluidized bed furnace Cloth apparatus, the output end that the charging distribution apparatus adds pump by liquid line with Waste Sulfuric Acid are connected, the Waste Sulfuric Acid addition The input connection Waste Sulfuric Acid Lower tank of pump, the Waste Sulfuric Acid Lower tank are connected with sulfur waste acid storage tank;The upper end of the fluidized bed furnace Exhaust outlet is set, and the exhaust outlet is connected by gas path pipe with air heat exchanger, the air input of the air heat exchanger It is connected with air-blaster;The bottom side setting high temperature air entrance of the fluidized bed furnace, the high temperature of the air heat exchanger are defeated Go out end to be connected with the high temperature air entrance of fluidized bed furnace;Some troilite charging apertures are set on the fluidized bed furnace, and the troilite enters Troilite feed arrangement is set at material mouth, and the side of the fluidized bed furnace is also connected with slag-draining device.
- A kind of 2. Waste Sulfuric Acid regeneration application system as claimed in claim 1, it is characterised in that:The air-blaster passes through One gas control valve is connected with air heat exchanger, and the output end of the air heat exchanger is connected by second gas regulating valve seethes with excitement The high temperature air entrance of the bottom of stove.
- A kind of 3. Waste Sulfuric Acid regeneration application system as claimed in claim 2, it is characterised in that:The high temperature air of the fluidized bed furnace Connected between entrance and air-blaster by third gas regulating valve.
- A kind of 4. Waste Sulfuric Acid regeneration application system as claimed in claim 1, it is characterised in that:Parallel connection is set on the liquid line Multiple branch roads are put, regulating valve and flowmeter are set respectively on each branch road, multiple branch roads connect with some charging distribution apparatus respectively Connect.
- A kind of 5. Waste Sulfuric Acid regeneration application system as claimed in claim 1, it is characterised in that:The bottom of the Waste Sulfuric Acid Lower tank Portion side is provided with Waste Sulfuric Acid Lower tank blowing regulating valve and Waste Sulfuric Acid Lower tank discharge regulating valve, and the Waste Sulfuric Acid Lower tank leads to Waste Sulfuric Acid Lower tank blowing regulating valve is crossed to be connected with Waste Sulfuric Acid addition pump.
- A kind of 6. Waste Sulfuric Acid regeneration application system as claimed in claim 1, it is characterised in that:The sulfur waste acid storage tank upper end is set Sulfur waste acid storage tank charging regulating valve is put, sulfur waste acid storage tank blowing regulating valve that the bottom side of the sulfur waste acid storage tank is set and useless Sulfuric acid storage tank discharge regulating valve, the sulfur waste acid storage tank are connected by sulfur waste acid storage tank blowing regulating valve with Waste Sulfuric Acid Lower tank.
- A kind of 7. Waste Sulfuric Acid regeneration application system as claimed in claim 1, it is characterised in that:The sulfur waste acid storage tank and sulfur waste Liquid level gauge is set on sour Lower tank.
- A kind of 8. Waste Sulfuric Acid regeneration application system as claimed in claim 1, it is characterised in that:The troilite feed arrangement bag Include troilite feed hopper and troilite charger, the output end of the troilite charger and the troilite charging aperture pair of fluidized bed furnace It should set, the troilite charging aperture that the troilite in troilite feed hopper is transported to fluidized bed furnace by troilite charger is put into In fluidized bed furnace.
- A kind of 9. Waste Sulfuric Acid regeneration application system as claimed in claim 1, it is characterised in that:The slag-draining device rolls for deslagging Cylinder.
Priority Applications (1)
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CN201720299338.0U CN206666127U (en) | 2017-03-27 | 2017-03-27 | A kind of Waste Sulfuric Acid regeneration application system |
Applications Claiming Priority (1)
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CN201720299338.0U CN206666127U (en) | 2017-03-27 | 2017-03-27 | A kind of Waste Sulfuric Acid regeneration application system |
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CN206666127U true CN206666127U (en) | 2017-11-24 |
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CN201720299338.0U Expired - Fee Related CN206666127U (en) | 2017-03-27 | 2017-03-27 | A kind of Waste Sulfuric Acid regeneration application system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110589780A (en) * | 2019-09-25 | 2019-12-20 | 骆驼集团(安徽)再生资源有限公司 | Acid making process |
-
2017
- 2017-03-27 CN CN201720299338.0U patent/CN206666127U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110589780A (en) * | 2019-09-25 | 2019-12-20 | 骆驼集团(安徽)再生资源有限公司 | Acid making process |
CN110589780B (en) * | 2019-09-25 | 2020-12-29 | 骆驼集团(安徽)再生资源有限公司 | Acid making process |
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GR01 | Patent grant | ||
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: 20171124 Termination date: 20180327 |