CN204460148U - A kind of residual neat recovering system of Waste Sulfuric Acid Pintsch process regeneration - Google Patents
A kind of residual neat recovering system of Waste Sulfuric Acid Pintsch process regeneration Download PDFInfo
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- CN204460148U CN204460148U CN201420777338.3U CN201420777338U CN204460148U CN 204460148 U CN204460148 U CN 204460148U CN 201420777338 U CN201420777338 U CN 201420777338U CN 204460148 U CN204460148 U CN 204460148U
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- sulfuric acid
- flue gas
- waste sulfuric
- superheater
- economizer
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Abstract
The utility model relates to the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration, belong to Waste Sulfuric Acid technical field of regeneration, specifically comprising can deashing smoke pipe waste heat boiler, superheater and economizer, the discharge outlet of economizer with can the water inlet of deashing smoke pipe waste heat boiler be connected, can be connected with the steam input of superheater by the steam port of deashing smoke pipe waste heat boiler.The utility model compared with the existing technology, devise the structure of residual neat recovering system, make use of high-temperature flue gas heat that Waste Sulfuric Acid pyrolysis furnace in Waste Sulfuric Acid regenerating unit discharges and the heat that Sulphur Dioxide discharges for device different parts in sulfur trioxide process, solve the cooling of the high-temperature flue gas that Waste Sulfuric Acid regenerating unit dore furnace is discharged, and effectively absorb while conversion section Sulphur Dioxide is reaction heat unnecessary after thermal balance in sulfur trioxide process, press through vapours in generation and externally carry out steam supply, increase the economic well-being of workers and staff of device.
Description
Technical field
The utility model relates to Waste Sulfuric Acid technical field of regeneration, the residual neat recovering system of specifically a kind of Waste Sulfuric Acid Pintsch process regeneration.
Background technology
In waste Acid Recovery Process, the flue-gas temperature that dore furnace is discharged is up to more than 1000 DEG C.Owing to containing a large amount of moisture and ash in flue gas, flue gas had to pass through washing, purifying before entering conversion section.And the flue gas washing purification of high temperature like this just must first be cooled, researching and developing a kind of gas cooler is crucial content.
In addition, in conversion section, sulfur dioxide is exothermic reaction in the process being converted into sulfur trioxide.Improve conversion ratio for controlling the temperature of each bed of catalyst well, the heat at balance each position good, must arrange a kind of heat transmission equipment and can shift out reaction heat.
In conjunction with above two problems, in line with the principle of making rational use of resources, need design one can either cooling high temperature flue gas, press through vapours in also can producing and externally carry out the residual neat recovering system of the Waste Sulfuric Acid Pintsch process regeneration of steam supply.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art, and providing one can either cooling high temperature flue gas, presses through vapours and externally carry out the residual neat recovering system of the Waste Sulfuric Acid Pintsch process regeneration of steam supply in also can producing.
In order to achieve the above object, the utility model devises the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration, comprising can deashing smoke pipe waste heat boiler, superheater and economizer, it is characterized in that: the discharge outlet of economizer with can the water inlet of deashing smoke pipe waste heat boiler be connected, can be connected with the steam input of superheater by the steam port of deashing smoke pipe waste heat boiler, described can comprise upper drum by deashing smoke pipe waste heat boiler, lower shell, import smoke box, outlet smoke box and steam-water pipe, the two ends of lower shell are respectively equipped with import smoke box and outlet smoke box, the lower steam-water pipe that adopts between shell with upper drum is connected, upper drum is provided with water inlet and steam port.
Described import smoke box is provided with ash removing opening.
Described superheater is steel vertical cylindrical box structure, and described superheater is made up of inlet header, outlet header and coiled pipe.
Described economizer is steel vertical rectangular box structure, and described economizer is made up of housing, heat exchanger tube and header, and heat exchanger tube adopts horizontal jacket type band fin structure.
The water inlet of described economizer is connected with boiler feedwater end, and the flue gas output of flue gas input and the converter five sections of described economizer is connected, and the flue gas input that the flue gas output and two of described economizer inhales tower is connected.
Described import smoke box is connected with the flue gas output of dore furnace, and described outlet smoke box is connected with the flue gas input of flue gas washing purifier.
The steam output end of described superheater is connected with steam pipe system, and the flue gas output of flue gas input and the converter four sections of described superheater is connected, and the flue gas input of flue gas output and the converter five sections of described superheater is connected.
Described can deashing smoke pipe waste heat boiler, superheater, adopt connecting line to connect between economizer, connecting line is provided with instrument.
Described connecting line is made up of some seamless steel pipes.
The utility model compared with the existing technology, devise the structure of residual neat recovering system, make use of high-temperature flue gas heat that Waste Sulfuric Acid pyrolysis furnace in Waste Sulfuric Acid regenerating unit discharges and the heat that Sulphur Dioxide discharges for device different parts in sulfur trioxide process, solve the cooling of the high-temperature flue gas that Waste Sulfuric Acid regenerating unit dore furnace is discharged, and effectively absorb while conversion section Sulphur Dioxide is reaction heat unnecessary after thermal balance in sulfur trioxide process, press through vapours in generation and externally carry out steam supply, increase the economic well-being of workers and staff of device.Of the present utility modelly deashing smoke pipe waste heat boiler, superheater and economizer can be modular construction, the in-site installation duration is short; Equipment takes up an area little, and install simple, maintenance is convenient.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
See Fig. 1,1 is can deashing smoke pipe waste heat boiler; 2 is superheater; 3 is economizer; 4 is connecting line; 1-1 is upper drum; 1-2 is lower shell; 1-3 is import smoke box; 1-4 is outlet smoke box; 1-5 is steam-water pipe.
Detailed description of the invention
Now by reference to the accompanying drawings the utility model is described further.
See Fig. 1, the utility model is the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration, and comprising can deashing smoke pipe waste heat boiler, superheater and economizer.The discharge outlet of economizer 3 with can the water inlet of deashing smoke pipe waste heat boiler 1 be connected, can be connected with the steam input of superheater 2 by the steam port of deashing smoke pipe waste heat boiler 1, described can comprise upper drum 1-1 by deashing smoke pipe waste heat boiler 1, lower shell 1-2, import smoke box 1-3, outlet smoke box 1-4 and steam-water pipe 1-5, the two ends of lower shell 1-2 are respectively equipped with import smoke box 1-3 and outlet smoke box 1-4, lower shell 1-2 is connected with adopting steam-water pipe 1-5 between upper drum 1-1, and upper drum 1-1 is provided with water inlet and steam port.
In the utility model, import smoke box 1-3 is provided with ash removing opening.
Import smoke box 1-3 is connected with the flue gas output of dore furnace, and outlet smoke box 1-4 is connected with the flue gas input of flue gas washing purifier.
Upper drum 1-1 is drum, and lower shell 1-2 is shell, and smoke pipe is fixed on the tube sheet at upper drum 1-1 two ends.Flue gas is shunted by import smoke box 1-3, longitudinally by smoke pipe, and extraction of confluxing in outlet smoke box 1-4.Walk high-temperature flue gas in smoke pipe, smoke pipe is outward stove water cooling flue gas.
Superheater 2 is steel vertical cylindrical box structure, and superheater 2 is made up of inlet header, outlet header and coiled pipe.
The steam output end of superheater 2 is connected with steam pipe system, and the flue gas output of flue gas input and the converter four sections of superheater 2 is connected, and the flue gas input of flue gas output and the converter five sections of superheater 2 is connected.
Economizer 3 is steel vertical rectangular box structure, and economizer 3 is made up of housing, heat exchanger tube and header, and heat exchanger tube adopts horizontal jacket type band fin structure.
The water inlet of economizer 3 is connected with boiler feedwater end, and the flue gas output of flue gas input and the converter five sections of economizer 3 is connected, and the flue gas input that the flue gas output and two of economizer 3 inhales tower is connected.
Can deashing smoke pipe waste heat boiler 1, superheater 2, adopt connecting line 4 to connect between economizer 3, connecting line 4 is provided with instrument.Connecting line 4 is made up of some seamless steel pipes, for connecting each equipment conveying cooling medium.
The utility model operationally, can deashing smoke pipe waste heat boiler 1 high-temperature flue gas of discharging for cooling dore furnace in waste Acid Recovery Process; Superheater 2 for cool converter four sections out in warm flue gas; Economizer 3 is for cooling converter five sections low-temperature flue gas out.
Boiler feedwater is after economizer 3 preheating, being delivered to by connecting line 4 can deashing flue tube boiler 1, water is generated saturated vapor by heating in upper drum 1-1, and saturated vapor presses through vapours and externally can carry out steam supply in being heated into further by connecting line 4 warp let-off superheater 2 again.
Claims (9)
1. the residual neat recovering system of a Waste Sulfuric Acid Pintsch process regeneration, comprising can deashing smoke pipe waste heat boiler, superheater and economizer, it is characterized in that: the discharge outlet of economizer (3) with can the water inlet of deashing smoke pipe waste heat boiler (1) be connected, can the steam port of deashing smoke pipe waste heat boiler (1) be connected with the steam input of superheater (2), described can comprise upper drum (1-1) by deashing smoke pipe waste heat boiler (1), lower shell (1-2), import smoke box (1-3), outlet smoke box (1-4) and steam-water pipe (1-5), the two ends of lower shell (1-2) are respectively equipped with import smoke box (1-3) and outlet smoke box (1-4), lower shell (1-2) is connected with adopting steam-water pipe (1-5) between upper drum (1-1), upper drum (1-1) is provided with water inlet and steam port.
2. the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration according to claim 1, is characterized in that: described import smoke box (1-3) is provided with ash removing opening.
3. the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration according to claim 1, it is characterized in that: described superheater (2) is steel vertical cylindrical box structure, and described superheater (2) is made up of inlet header, outlet header and coiled pipe.
4. the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration according to claim 1, it is characterized in that: described economizer (3) is steel vertical rectangular box structure, described economizer (3) is made up of housing, heat exchanger tube and header, and heat exchanger tube adopts horizontal jacket type band fin structure.
5. the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration according to claim 1, it is characterized in that: the water inlet of described economizer (3) is connected with boiler feedwater end, the flue gas input of described economizer (3) is connected with the flue gas output of converter five sections, and the flue gas input that the flue gas output and two of described economizer (3) inhales tower is connected.
6. the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration according to claim 1, it is characterized in that: described import smoke box (1-3) is connected with the flue gas output of dore furnace, described outlet smoke box (1-4) is connected with the flue gas input of flue gas washing purifier.
7. the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration according to claim 1, it is characterized in that: the steam output end of described superheater (2) is connected with steam pipe system, the flue gas input of described superheater (2) is connected with the flue gas output of converter four sections, and the flue gas output of described superheater (2) is connected with the flue gas input of converter five sections.
8. the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration according to claim 1, it is characterized in that: described can deashing smoke pipe waste heat boiler (1), superheater (2), adopt connecting line (4) to connect between economizer (3), connecting line (4) is provided with instrument.
9. the residual neat recovering system of a kind of Waste Sulfuric Acid Pintsch process regeneration according to claim 8, is characterized in that: described connecting line (4) is made up of some seamless steel pipes.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420777338.3U CN204460148U (en) | 2014-12-10 | 2014-12-10 | A kind of residual neat recovering system of Waste Sulfuric Acid Pintsch process regeneration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420777338.3U CN204460148U (en) | 2014-12-10 | 2014-12-10 | A kind of residual neat recovering system of Waste Sulfuric Acid Pintsch process regeneration |
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| CN204460148U true CN204460148U (en) | 2015-07-08 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105567359A (en) * | 2015-12-23 | 2016-05-11 | 裴舜尧 | Pollution-free isooctane regeneration production line |
| CN105862053A (en) * | 2016-04-06 | 2016-08-17 | 中冶南方工程技术有限公司 | Regeneration method and system for hydrochloric acid waste liquid |
| CN105887108A (en) * | 2016-04-06 | 2016-08-24 | 中冶南方工程技术有限公司 | Hydrochloric acid waste liquid regenerating method and system |
| CN106766953A (en) * | 2016-12-21 | 2017-05-31 | 中石化南京工程有限公司 | A kind of phosphorous Waste Sulfuric Acid cracking waste heat Application way |
-
2014
- 2014-12-10 CN CN201420777338.3U patent/CN204460148U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105567359A (en) * | 2015-12-23 | 2016-05-11 | 裴舜尧 | Pollution-free isooctane regeneration production line |
| CN105567359B (en) * | 2015-12-23 | 2017-12-08 | 廖光青 | A kind of pollution-free isooctane regeneration process units |
| CN105862053A (en) * | 2016-04-06 | 2016-08-17 | 中冶南方工程技术有限公司 | Regeneration method and system for hydrochloric acid waste liquid |
| CN105887108A (en) * | 2016-04-06 | 2016-08-24 | 中冶南方工程技术有限公司 | Hydrochloric acid waste liquid regenerating method and system |
| CN105887108B (en) * | 2016-04-06 | 2018-12-07 | 中冶南方工程技术有限公司 | Hydrochloric acid exhausted liquid reclaiming process and system |
| CN106766953A (en) * | 2016-12-21 | 2017-05-31 | 中石化南京工程有限公司 | A kind of phosphorous Waste Sulfuric Acid cracking waste heat Application way |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20161210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |