CN212334595U - Device that hydrogen sulfide was handled - Google Patents
Device that hydrogen sulfide was handled Download PDFInfo
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- CN212334595U CN212334595U CN201922050004.1U CN201922050004U CN212334595U CN 212334595 U CN212334595 U CN 212334595U CN 201922050004 U CN201922050004 U CN 201922050004U CN 212334595 U CN212334595 U CN 212334595U
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Abstract
The utility model relates to a device that hydrogen sulfide was handled, including retort, pressure filter, drying tower and filtrate jar, be connected with the hydrogen sulfide inlet pipe on the retort, advance sour pipe and sour circulating pipe one, be connected with sour circulating pump one on the sour circulating pipe one, the retort passes through the pipeline and is connected with pressure filter and drying tower respectively, the pressure filter is connected with respectively through the pipeline system acid system and filtrate jar, the filtrate jar passes through sour circulating pipe two and connects the retort, be connected with sour circulating pump two on the sour circulating pipe two, the drying tower passes through the fan and connects system acid system two. The utility model can rapidly process hydrogen sulfide gas and convert the hydrogen sulfide gas into sulfuric acid; has the advantages of low operation cost and changing waste into valuable.
Description
Technical Field
The utility model relates to a hydrogen sulfide field of handling, specifically speaking relate to a device that hydrogen sulfide was handled.
Background
In the viscose production process, hydrogen sulfide waste gas can be generated, in the prior art, high-concentration hydrogen sulfide waste gas is burnt to produce sulfuric acid, low-concentration hydrogen sulfide waste gas is treated in an alkali spraying mode, and hydrogen sulfide generated by reaction and enrichment with acid water after sodium hydrosulfide is produced enters a system again for combustion. The process needs a large amount of sodium hydroxide to participate, prolongs the hydrogen sulfide treatment process, and needs to purchase alkali liquor to participate in the reaction, thereby increasing the production cost of the company.
A set of brand-new hydrogen sulfide treatment process is designed, so a special treatment device needs to be designed for the new treatment process.
Disclosure of Invention
The present invention is directed to solving the above problems in the prior art and providing a method and apparatus for hydrogen sulfide treatment. The utility model can rapidly process hydrogen sulfide gas and convert the hydrogen sulfide gas into sulfuric acid; has the advantages of low operation cost and changing waste into valuable.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a device that hydrogen sulfide was handled, includes retort, pressure filter, drying tower and filtrate jar, be connected with the hydrogen sulfide inlet pipe on the retort, advance sour pipe and acid circulating pipe one, be connected with acid circulating pump one on the acid circulating pipe one, the retort passes through the pipeline and is connected with pressure filter and drying tower respectively, the pressure filter is connected with system acid system one and filtrating jar respectively through the pipeline, the filtrating jar passes through acid circulating pipe two and connects the retort, be connected with acid circulating pump two on the acid circulating pipe two, the drying tower passes through the fan and connects system acid system two.
Further, an aeration nozzle 21 is arranged in the reaction tank, and the aeration nozzle 21 is connected to a hydrogen sulfide feeding pipe.
Further, a spray nozzle 31 is arranged in the reaction tank, and the spray nozzle 31 is connected to the acid inlet pipe.
Further, a jacket is arranged on the reaction tank.
Further, the reaction tank is provided with an acid concentration detection device.
Further, tetrafluoroethylene is lined in the filtrate tank.
Further, the filtrate tank is connected with a recovery pipeline.
Further, the recovery pipeline is connected with the filtrate tank through a second acid circulating pipe. The sulfuric acid in the filtrate tank can be collected through a recovery pipeline and can be used in other processes of viscose production.
Furthermore, a return pipe is connected to the filtrate tank and connected to the acid circulation tank.
Further, a valve is arranged on the first acid circulation pipe; a valve is arranged on the acid circulating pipe II; a valve is arranged on the acid inlet pipe; a valve is arranged on the recovery pipeline; the return pipe is provided with a valve. Adopt the utility model has the advantages of:
the utility model can rapidly process hydrogen sulfide gas and convert the hydrogen sulfide gas into sulfuric acid; has the advantages of low operation cost and changing waste into valuable.
Secondly, an acid circulating pump I is arranged in the utility model and is used for circulating spraying; the acid concentration detection device arranged in the reaction tank detects the acid concentration in the reaction tank, and when the acid concentration is too low, the acid is supplemented through the acid inlet pipe, so that the stability of the sulfuric acid concentration in the reaction tank is ensured.
Thirdly, the pipeline connected with the reaction tank of the utility model sends the sulfur and the reaction liquid (sulfuric acid) to a filter press for filtration, and the filtered sulfur is directly sent to an acid making system (sulfur acid making system) to participate in acid making; and (3) the filtrate (sulfuric acid) enters a filtrate tank, the filtrate tank stores the filtrate (sulfuric acid), and the filtrate (sulfuric acid) can be sent to the reaction tank again through the acid circulating pump II to take part in the reaction.
Fourthly, the utility model discloses well drying tower can carry out the drying to sulfur dioxide gas.
Fifthly, the utility model discloses well retort pressure is the negative pressure, utilizes the negative pressure suction to take out the sulfur dioxide that generates as early as possible from, ensures the speed of reaction and the efficiency promotion of reaction.
Sixth, the utility model discloses be provided with on the well retort and press from both sides the cover, can heat the retort through pressing from both sides the cover, can reduce the production of intermediate product simple substance sulphur, can produce more sulfur dioxide gas.
Seventhly, the utility model discloses well hydrogen sulfide and sulphuric acid reaction adopt the aeration and spray the mode simultaneous action, disperse hydrogen sulfide through aeration equipment below the liquid level, react with sulphuric acid. And the unreacted part of hydrogen sulfide and the upper sprayed sulfuric acid are subjected to counter-current contact reaction.
Eight, the utility model discloses set up sour circulating pump one and sour circulating pump two, in the current phase absorption reaction process, it is higher to produce the less while sulfuric acid concentration of elemental sulfur, can generate sulfur dioxide in a large number, carries out the re-spray through sour circulating pump one, improves the contact reaction efficiency of sulphuric acid and hydrogen sulfide. Because the system can generate elemental sulfur after long-term operation, the existence of a large amount of elemental sulfur can cause the blockage of a spray head, and the reaction efficiency is influenced. Solid-liquid separation is realized through the discharge at the bottom of the reaction tank and a filter press. And the separated reaction liquid enters a filtrate tank, and the filtrate containing sulfuric acid is sent to the system to participate in the reaction again through an acid circulating pump II, so that the contact reaction efficiency of the sulfuric acid and hydrogen sulfide is improved, and the discharge of dilute sulfuric acid is reduced.
Ninthly, the utility model discloses in the sulfur dioxide that sets up, can suction the production, make the sulfur dioxide can discharge the retort fast, ensure the speed of reaction and the efficiency promotion of reaction.
Drawings
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic structural view of the reaction tank of the present invention;
the reference numbers in the figures are: 1. the system comprises a reaction tank, 2, a hydrogen sulfide feeding pipe, 3, an acid inlet pipe, 4, an acid circulating pipe I, 5, an acid circulating pump I, 6, a filter press, 7, a drying tower, 8, an acid making system I, 9, a filtrate tank, 10, an acid circulating pipe II, 11, an acid circulating pump II, 12, a fan, 13, an acid making system II, 14, an acid concentration detection device, 15, a recovery pipeline, 16, a return pipe, 17, an air inlet pipe, 18, an evacuation port, 21, an aeration nozzle, 31 and a spray nozzle.
Detailed Description
In the following, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1
The utility model provides a device that hydrogen sulfide was handled, includes retort 1, pressure filter 6, drying tower 7 and filtrating jar 9, be connected with hydrogen sulfide inlet pipe 2, acid inlet pipe 3 and acid circulating pipe 4 on retort 1, be connected with acid circulating pump 5 on the acid circulating pipe 4, retort 1 passes through the pipeline and is connected with pressure filter 6 and drying tower 7 respectively, pressure filter 6 is connected with respectively system acid system is unified 8 and filtrating jar 9 through the pipeline, filtrating jar 9 passes through acid circulating pipe two 10 and connects retort 1, be connected with acid circulating pump two 11 on the acid circulating pipe two 10, drying tower 7 passes through fan 12 and connects system acid system two 13.
Example 2
The utility model provides a device that hydrogen sulfide was handled, includes retort 1, pressure filter 6, drying tower 7 and filtrating jar 9, be connected with hydrogen sulfide inlet pipe 2, acid inlet pipe 3 and acid circulating pipe 4 on retort 1, be connected with acid circulating pump 5 on the acid circulating pipe 4, retort 1 passes through the pipeline and is connected with pressure filter 6 and drying tower 7 respectively, pressure filter 6 is connected with respectively system acid system is unified 8 and filtrating jar 9 through the pipeline, filtrating jar 9 passes through acid circulating pipe two 10 and connects retort 1, be connected with acid circulating pump two 11 on the acid circulating pipe two 10, drying tower 7 passes through fan 12 and connects system acid system two 13.
Further, an aeration nozzle 21 is arranged in the reaction tank 1, and the aeration nozzle 21 is connected to the hydrogen sulfide feeding pipe 2.
Further, a spray nozzle 31 is arranged in the reaction tank 1, and the spray nozzle 31 is connected to the acid inlet pipe 3.
Further, a jacket is arranged on the reaction tank 1.
Further, the reaction tank 1 is provided with an acid concentration detection device 14.
Further, the filtrate tank 9 is lined with tetrafluoroethylene.
Further, the filtrate tank 9 is connected with a recovery pipeline 15.
Further, the recovery pipeline 15 is connected with the filtrate tank 9 through the acid circulation pipe two 10.
Further, a return pipe 16 is connected to the filtrate tank 9, and the return pipe 16 is connected to the acid circulation tank.
Further, a valve is arranged on the acid circulation pipe I4; a valve is arranged on the acid circulation pipe II 10; a valve is arranged on the acid inlet pipe 3; a valve is arranged on the recovery pipeline 15; the return pipe 16 is provided with a valve. The valve is arranged to facilitate the whole device.
The specific implementation is as follows: introducing sulfuric acid into the reaction tank 1, heating the reaction tank 1 through a jacket, introducing hydrogen sulfide gas, and circularly and repeatedly spraying the sulfuric acid in the reaction tank 1 under the action of an acid circulating pump I5; the generated sulfur dioxide is dried by the drying tower 7 and then enters the second acid making system 13 to make acid, after reaction for a period of time, a large amount of elemental sulfur is generated, the elemental sulfur and the sulfuric acid are separated by the filtrate tank 9, the elemental sulfur enters the second acid making system 8 to make acid, the sulfuric acid enters the filtrate tank 9, and the sulfuric acid in the filtrate tank 9 can be reacted with the hydrogen sulfide by spraying again under the action of the acid circulating pump II 11.
Example 3
The utility model provides a device that hydrogen sulfide was handled, includes retort 1, pressure filter 6, drying tower 7 and filtrating jar 9, be connected with hydrogen sulfide inlet pipe 2, acid inlet pipe 3 and acid circulating pipe 4 on retort 1, be connected with acid circulating pump 5 on the acid circulating pipe 4, retort 1 passes through the pipeline and is connected with pressure filter 6 and drying tower 7 respectively, pressure filter 6 is connected with respectively system acid system is unified 8 and filtrating jar 9 through the pipeline, filtrating jar 9 passes through acid circulating pipe two 10 and connects retort 1, be connected with acid circulating pump two 11 on the acid circulating pipe two 10, drying tower 7 passes through fan 12 and connects system acid system two 13.
Further, an aeration nozzle 21 is arranged in the reaction tank 1, and the aeration nozzle 21 is connected to the hydrogen sulfide feeding pipe 2.
Further, the hydrogen sulfide feeding pipe 2 is also connected with an air inlet pipe 17, and the air inlet pipe 17 is used for introducing compressed air.
Further, a spray nozzle 31 is arranged in the reaction tank 1, and the spray nozzle 31 is connected to the acid inlet pipe 3.
Furthermore, the acid inlet pipes 3 of the spray nozzles 31 are provided with a plurality of pipes, preferably 3 acid inlet pipes.
Furthermore, the number of the spray nozzles 31 arranged on any one of the acid inlet pipes 3 is the same as that of the aeration nozzles 21 arranged on the hydrogen sulfide inlet pipe 2. It is preferable to set 97.
Further, a jacket is arranged on the reaction tank 1.
Further, the reaction tank 1 is provided with an acid concentration detection device 14.
Further, the reaction tank is also provided with a drain 18 and a population.
Further, the filtrate tank 9 is lined with tetrafluoroethylene.
Further, the filtrate tank 9 is connected with a recovery pipeline 15.
Further, the recovery pipeline 15 is connected with the filtrate tank 9 through the acid circulation pipe two 10.
Further, a return pipe 16 is connected to the filtrate tank 9, and the return pipe 16 is connected to the acid circulation tank.
Further, a valve is arranged on the acid circulation pipe I4; a valve is arranged on the acid circulation pipe II 10; a valve is arranged on the acid inlet pipe 3; a valve is arranged on the recovery pipeline 15; the return pipe 16 is provided with a valve. The valve is arranged to facilitate the whole device.
Example 4
The utility model provides a device that hydrogen sulfide was handled, includes retort 1, pressure filter 6, drying tower 7 and filtrating jar 9, be connected with hydrogen sulfide inlet pipe 2, acid inlet pipe 3 and acid circulating pipe 4 on retort 1, be connected with acid circulating pump 5 on the acid circulating pipe 4, retort 1 passes through the pipeline and is connected with pressure filter 6 and drying tower 7 respectively, pressure filter 6 is connected with respectively system acid system is unified 8 and filtrating jar 9 through the pipeline, filtrating jar 9 passes through acid circulating pipe two 10 and connects retort 1, be connected with acid circulating pump two 11 on the acid circulating pipe two 10, drying tower 7 passes through fan 12 and connects system acid system two 13.
Further, an aeration nozzle 21 is arranged in the reaction tank 1, and the aeration nozzle 21 is connected to the hydrogen sulfide feeding pipe 2.
Further, the hydrogen sulfide feeding pipe 2 is also connected with an air inlet pipe 17, and the air inlet pipe 17 is used for introducing compressed air.
The aeration nozzle is a spiral tetrafluoroethylene nozzle and is arranged on the hydrogen sulfide feeding pipe 2 in a threaded connection mode, aeration holes of the aeration nozzle are in a mode of obliquely opening holes downwards at the periphery, the inclination is 60 degrees, the top is completely sealed to prevent blockage, the opening positions are 90 degrees and symmetrical, and the opening positions of adjacent nozzles are different by 45 degrees during installation; the distance between the aeration spray heads is 20cm, the hydrogen sulfide feeding pipe 2 is connected with aeration branch pipes, the aeration branch pipes are inserted into the reaction tank in a parallel mode, the aeration spray heads are arranged on the aeration branch pipes, the distance between the parallel aeration branch pipes is 20cm, and the number of aeration layers is 1. An air inlet pipe 17 is additionally arranged on the hydrogen sulfide feeding pipe 2, and the aeration nozzle is conveniently pressurized and dredged by introducing compressed air and controlling the valve.
Further, a spray nozzle 31 is arranged in the reaction tank 1, and the spray nozzle 31 is connected to the acid inlet pipe 3.
And the first acid circulating pipe 4 is connected with spray branch pipes, the spray nozzles 31 are spiral tetrafluoroethylene nozzles and are arranged on the spray branch pipes in a threaded connection mode, the distance between the spray nozzles is 20cm, the spray branch pipes are parallelly connected out from the acid inlet pipe 3 and are inserted into the reaction tank in a parallel mode, and the distance between the parallel spray branch pipes and the branch pipes is 20 cm. The number of spraying layers is 2.
Further, a jacket is arranged on the reaction tank 1.
Further, the reaction tank 1 is provided with an acid concentration detection device 14.
Further, the reaction tank is also provided with a drain 18 and a population.
Further, the filtrate tank 9 is lined with tetrafluoroethylene.
Further, the filtrate tank 9 is connected with a recovery pipeline 15.
Further, the recovery pipeline 15 is connected with the filtrate tank 9 through the acid circulation pipe two 10.
Further, a return pipe 16 is connected to the filtrate tank 9, and the return pipe 16 is connected to the acid circulation tank.
Further, a valve is arranged on the acid circulation pipe I4; a valve is arranged on the acid circulation pipe II 10; a valve is arranged on the acid inlet pipe 3; a valve is arranged on the recovery pipeline 15; the return pipe 16 is provided with a valve. The valve is arranged to facilitate the whole device.
Claims (10)
1. An apparatus for hydrogen sulfide treatment, comprising: including retort (1), pressure filter (6), drying tower (7) and filtrating jar (9), be connected with hydrogen sulfide inlet pipe (2), acid inlet pipe (3) and acid circulating pipe (4) on retort (1), be connected with acid circulating pump (5) on acid circulating pipe (4), retort (1) is connected with pressure filter (6) and drying tower (7) respectively through the pipeline, pressure filter (6) are connected with system acid system (8) and filtrating jar (9) respectively through the pipeline, reacting tank (1) is connected through acid circulating pipe two (10) in filtrating jar (9), be connected with acid circulating pump two (11) on acid circulating pipe two (10), drying tower (7) are through fan (12) connection system acid system two (13).
2. The apparatus for hydrogen sulfide processing of claim 1, wherein: an aeration spray head (21) is arranged in the reaction tank (1), and the aeration spray head (21) is connected to the hydrogen sulfide feeding pipe (2).
3. The apparatus for hydrogen sulfide processing of claim 1, wherein: a spray nozzle (31) is arranged in the reaction tank (1), and the spray nozzle (31) is connected to the acid inlet pipe (3).
4. The apparatus for hydrogen sulfide processing of claim 1, wherein: the reaction tank (1) is provided with a jacket.
5. The apparatus for hydrogen sulfide processing of claim 1, wherein: the reaction tank (1) is provided with an acid concentration detection device (14).
6. The apparatus for hydrogen sulfide processing of claim 1, wherein: tetrafluoroethylene is lined in the filtrate tank (9).
7. The apparatus for hydrogen sulfide processing of claim 1, wherein: the filtrate tank (9) is connected with a recovery pipeline (15).
8. An apparatus for processing hydrogen sulfide as recited in claim 7, wherein: the recovery pipeline (15) is connected with the filtrate tank (9) through a second acid circulation pipe (10).
9. An apparatus for processing hydrogen sulfide as recited in claim 7, wherein: and a return pipe (16) is connected to the filtrate tank (9), and the return pipe (16) is connected with the acid circulating tank.
10. The apparatus for processing hydrogen sulfide of claim 9, wherein: a valve is arranged on the acid circulation pipe I (4); a valve is arranged on the acid circulation pipe II (10); a valve is arranged on the acid inlet pipe (3); a valve is arranged on the recovery pipeline (15); the return pipe (16) is provided with a valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922050004.1U CN212334595U (en) | 2019-11-25 | 2019-11-25 | Device that hydrogen sulfide was handled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922050004.1U CN212334595U (en) | 2019-11-25 | 2019-11-25 | Device that hydrogen sulfide was handled |
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| Publication Number | Publication Date |
|---|---|
| CN212334595U true CN212334595U (en) | 2021-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922050004.1U Active CN212334595U (en) | 2019-11-25 | 2019-11-25 | Device that hydrogen sulfide was handled |
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| CN (1) | CN212334595U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110844889A (en) * | 2019-11-25 | 2020-02-28 | 宜宾海翔化工有限责任公司 | Method and device for jointly preparing acid by sulfuric acid tail gas and waste gas |
| CN110844887A (en) * | 2019-11-25 | 2020-02-28 | 宜宾海翔化工有限责任公司 | Method and device for treating hydrogen sulfide |
-
2019
- 2019-11-25 CN CN201922050004.1U patent/CN212334595U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110844889A (en) * | 2019-11-25 | 2020-02-28 | 宜宾海翔化工有限责任公司 | Method and device for jointly preparing acid by sulfuric acid tail gas and waste gas |
| CN110844887A (en) * | 2019-11-25 | 2020-02-28 | 宜宾海翔化工有限责任公司 | Method and device for treating hydrogen sulfide |
| CN110844887B (en) * | 2019-11-25 | 2023-03-21 | 宜宾海翔化工有限责任公司 | Method and device for treating hydrogen sulfide |
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