CN1321882C - Continuous sulfur recovery apparatus - Google Patents
Continuous sulfur recovery apparatus Download PDFInfo
- Publication number
- CN1321882C CN1321882C CNB2005100770197A CN200510077019A CN1321882C CN 1321882 C CN1321882 C CN 1321882C CN B2005100770197 A CNB2005100770197 A CN B2005100770197A CN 200510077019 A CN200510077019 A CN 200510077019A CN 1321882 C CN1321882 C CN 1321882C
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- Prior art keywords
- sulfur
- sulphur
- melting kettle
- steam
- valve
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- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims abstract description 216
- 229910052717 sulfur Inorganic materials 0.000 title claims abstract description 135
- 239000011593 sulfur Substances 0.000 title claims abstract description 135
- 238000011084 recovery Methods 0.000 title claims abstract description 27
- 238000002844 melting Methods 0.000 claims abstract description 77
- 230000008018 melting Effects 0.000 claims abstract description 77
- 238000007599 discharging Methods 0.000 claims abstract description 73
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000006260 foam Substances 0.000 claims abstract description 18
- 239000005864 Sulphur Substances 0.000 claims description 81
- 239000007788 liquid Substances 0.000 claims description 35
- 230000008676 import Effects 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 6
- 241000973497 Siphonognathus argyrophanes Species 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract 5
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000011229 interlayer Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- XAQHXGSHRMHVMU-UHFFFAOYSA-N [S].[S] Chemical compound [S].[S] XAQHXGSHRMHVMU-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The present invention belongs to a continuous sulfur recovery apparatus which is composed of a material supplying pipeline system, a clear solution recovery system, a sulfur melting and sulfur discharging system and a steam supplying pipeline system, wherein the material supplying pipeline system comprises a foam trough whose bottom is provided with a material inlet, a material inlet pipeline and a material inlet pump; the clear solution recovery system comprises a clear solution return pipe and a clear solution return valve; the sulfur melting and sulfur discharging system comprises a sulfur melting pot, a sulfur discharging pipe connected and communicated with a sulfur outlet of the lower end of the sulfur melting pot by a flanging disk method, and a sulfur discharging valve used for opening and closing the sulfur discharging opening; the steam supplying pipeline system comprises a steam input pipeline used for supplying high-temperature steam for the sulfur melting and sulfur discharging system and a water return pipeline. The present invention has the advantages of simple manufacturing process, less equipment, stable and reliable operation, low operation cost, no pollution, high sulfur recovery rate, good quality, easy equipment operation, easy equipment maintenance, long service life and easy popularization.
Description
Technical field
The invention belongs to a kind of continuous sulfur recovery apparatus.
Background technology
Traditional sulfur recovery system equipment used is many, each equipment connecting pipeline complexity, equipment volume is big, complex structure, and adopted for two steps put forward the sulphur method usually, promptly with filtration units such as vacuum filter, flame filter presses the sulphur in the sulphur foam is filtered out earlier, again the sulfur-bearing filtrate is filled out molten sulphur in the sulfur melting kettle.Realize that this method need build three layers of factory building, possess 11 running devices, steam electric power is wasteful, is unfavorable for Operation and maintenance, sulfur recovery rate is low, environmental pollution is serious, molten sulphur desulphurization cost height, and in the refine process, labor strength is big.Also has the sulphur method of directly boiling that adopts, soon the sulphur foam directly installs in the sulfur melting kettle and boils sulphur with steam, this method steam consumption is big, inefficiency, big, the molten sulphur desulphurization cost height of solution waste, sulphur is of poor quality, the rate of recovery is low, environmental pollution is serious, and impurity is easily attached in the equipment, influence thermal conduction, stop up each pipeline, cause whole molten sulphur device shorter work-ing life.
Summary of the invention
The objective of the invention is to design a kind of continuous sulfur recovery apparatus, make it have that technology is simple, equipment is few, working stability is reliable, running cost is low and pollution-free, sulfur recovery rate is high and quality good, the advantage of equipment maintenance easy to operate and long service life.For this reason, the present invention adopt described device by feed piping system, clear liquid recovery system, molten sulphur goes out the sulphur system and steam supply pipeline system is constituted.Described feed piping system comprises foam hopper, feed pipe and fresh feed pump, and the discharge port of foam hopper is communicated with sulfur melting kettle body opening for feed by fresh feed pump and feed pipe.Described molten sulphur goes out the sulfur discharging valve that the sulphur system comprises sulfur melting kettle and the sulphur discharging tube that communicates with sulfur melting kettle lower end sulphur outlet and opens and closes the sulphur discharging tube mouth, and sulphur discharging tube is the insulation jacket pipe, and sulfur discharging valve is the insulation jacket valve.Described clear liquid recovery system comprises clear liquid return line and reverse flow valve, and the purified liquor outlet of sulfur melting kettle upper end is divided into two-way by the clear liquid return line according to the clear liquid situation, one tunnel backflow foam hopper, and the water-supply line of this device is flowed back on another road.Described steam supply pipeline system comprises steam input pipe and the water return pipeline that molten sulphur is gone out sulphur system supply high-temperature steam, the steam input pipe of described supplying high temperature steam is divided into three the tunnel, the valve of leading up to is communicated with sulfur melting kettle and cleans with in steam inlet and the sulfur melting kettle and communicate, the valve of leading up to is communicated with the import of sulfur melting kettle chuck and communicates with the sulfur melting kettle chuck, the import that another road is communicated with the sulphur discharging tube chuck communicates with the sulphur discharging tube chuck and communicates with the sulfur discharging valve chuck by its steam-in that exports the connection sulfur discharging valve: or the steam input pipe of described supplying high temperature steam is divided into two-way, the valve of leading up to is communicated with sulfur melting kettle and cleans with in steam inlet and the sulfur melting kettle and communicate, the steam-in that the import that another road is communicated with the sulphur discharging tube chuck communicates with the sulphur discharging tube chuck and the shunt by its outlet is communicated with sulfur discharging valve respectively communicates with the sulfur discharging valve chuck and is communicated with the import of sulfur melting kettle chuck and communicates with the sulfur melting kettle chuck, and the outlet of sulfur melting kettle chuck and sulfur discharging valve chuck communicates with the water return outlet of vapour generator by water return pipeline.The said structure design has realized purpose of the present invention.
Advantage of the present invention is that to have a technology simple device few, equipment and connecting pipeline are simple in structure, working stability is reliable, running cost is low and pollution-free, only be tradition carry the sulphur cost 50%, sulfur recovery rate height and quality be good, than traditional sulfur recovery rate exceed 16% and maintenance easy to operate and service life of equipment prolong 4 times, favorable economic benefit is arranged.
Description of drawings
Fig. 1 is a structural representation of the present invention
Fig. 2 is the another embodiment of the present invention structural representation
Embodiment
As Fig. 1 to shown in Figure 2, a kind of continuous sulfur recovery apparatus by feed piping system, clear liquid recovery system, molten sulphur goes out the sulphur system and steam supply pipeline system is constituted.
Described feed piping system comprises foam hopper 19, feed pipe 10 and the fresh feed pump 22 of bottom band opening for feed 20, and the discharge port 21 of foam hopper is communicated with in sulfur melting kettle body opening for feeds 8 and the sulfur melting kettle by discharging valve 18, fresh feed pump and feed pipe and valve 13 and communicates.Be inlet amount in the control sulfur melting kettle 6, between the refluxing opening 17 of fresh feed pump and foam hopper, establish the pipeline of taking back stream valve 16, when the flow of fresh feed pump is suitable, close this return valve, during Open valve 13, fresh feed pump is to charging in the sulfur melting kettle, otherwise then can suitably open this return valve, allows part sulphur foam be back to the foam hopper.
Described molten sulphur goes out the sulfur discharging valve 26 that the sulphur system comprises sulfur melting kettle 6 and sulphur discharging tube 30 that is connected by ring flange 35 with sulfur melting kettle lower end sulphur outlet and communicates and keying sulphur discharging tube mouth 25.Sulphur discharging tube is the insulation jacket pipe, and sulfur discharging valve is the insulation jacket valve.Described jacket structured, promptly the outer spacer of sulphur discharging tube is from establishing sulphur discharging tube interlayer 29, and the gap between interlayer and the sulphur discharging tube outer wall forms sulphur discharging tube chuck 31.Sulfur melting kettle chuck 4 is that the external side spacing distance of the sulfur melting kettle outside lower section part is established the interlayer wall, the bottom of going up of interlayer wall connects sealing with the external face down bonding of corresponding sulfur melting kettle, gap between interlayer wall and the external side of corresponding sulfur melting kettle forms, and the upper and lower ends of interlayer wall is respectively equipped with sulfur melting kettle chuck import 5 and sulfur melting kettle Jacket outlet 23 communicates with the sulfur melting kettle chuck.Jacket structured with being applicable to the sulfur discharging valve chuck, so be not repeated.
Described clear liquid recovery system comprises clear liquid return line 12 and reverse flow valve 14,15, the clear liquid of sulfur melting kettle upper end is discharged sulfur melting kettle from purified liquor outlet 11, the clear liquid of discharging is divided into two-way by clear liquid return line 12 according to the clear liquid situation, closing volume valve 14 then when if clear liquid is muddy, open reverse flow valve 15, this road is flowed back in the foam hopper muddy clear liquid.When sulfur-bearing is clear as if clear liquid, otherwise then, this road is flowed back in the water-supply line of this device clean clear liquid, can be for utilizing again.Described clear liquid return line is provided with thermometer 36 and tensimeter.For the temperature and pressure in the monitoring clear liquid return line.
As shown in Figure 1, described steam supply pipeline system comprises steam input pipe 1 and the water return pipeline 24,28 that molten sulphur is gone out sulphur system supply high-temperature steam, the steam input pipe of described supplying high temperature steam is divided into three the tunnel, and the valve of leading up to is communicated with sulfur melting kettle and cleans with the valve that communicates, leads up in steam inlet 7 and the sulfur melting kettle and be communicated with that the import 5 of sulfur melting kettle chuck communicates with the sulfur melting kettle chuck, the import 32 of another road connection sulphur discharging tube chuck communicates with sulphur discharging tube chuck 29 and communicate with the sulfur discharging valve chuck by its steam-ins that export 27 connection sulfur discharging valves.The outlet 23 of sulfur melting kettle chuck communicates with the water return outlet of vapour generator by water return pipeline 24 and trap.
As shown in Figure 2, or the steam input pipe of described supplying high temperature steam is divided into two-way, the valve of leading up to be communicated with sulfur melting kettle clean with in steam inlet and the sulfur melting kettle communicate, the import of another road connection sulphur discharging tube chuck communicates with the sulphur discharging tube chuck and the shunt by its outlet is communicated with sulfur discharging valve respectively steam-in communicates with the sulfur discharging valve chuck and is communicated with the import of sulfur melting kettle chuck and communicate with the sulfur melting kettle chuck.The outlet of sulfur discharging valve chuck communicates with the water return outlet of vapour generator by water return pipeline 28 and trap 34.On water return pipeline, valve can be set, with backwater or back-steam amount in the control return water pipe, with regulate in sulfur melting kettle chuck, the sulfur discharging valve chuck and the sulphur discharging tube cover in admission speed, reach in control sulfur melting kettle chuck, the sulfur discharging valve chuck and the effect of temperature in the sulphur discharging tube cover.Described water return pipeline is provided with trap.Its effect is that steam is separated, and water refluxes with water saving.
Described steam input pipe is provided with reducing valve 2, tensimeter 33 and safety valve 3.To guarantee the safe operation of steam input pipe.Xian mouth of a river 9 clearly communicates on the described sulfur melting kettle.
During use, control is cleaned with steam and is entered valve on the sulfur melting kettle steam inlet road on the first steam off intake line.The high-temperature steam elder generation's sulfur melting kettle chuck import and the import of sulphur discharging tube chuck that are produced by vapour generator (as high-temperature high-pressure boiler) enter the sulfur discharging valve Jacket inlet through its outlet again, enter sulfur melting kettle chuck, sulfur discharging valve chuck and sulphur discharging tube chuck molten sulphur sulfur melting kettle body, sulfur discharging valve and sulphur discharging tube are heated.Then from the outlet of sulfur melting kettle Jacket outlet and sulfur discharging valve chuck discharge sulfur melting kettle chuck, sulphur discharging tube chuck and sulfur discharging valve chuck outside, communicate with the water return outlet of vapour generator by water return pipeline 24,28 again and return utilization again in the vapour generator.After sulphur foam to be processed entered in the molten sulphur sulfur melting kettle body by fresh feed pump extraction foam hopper by feed-pipe continuously, by high-temperature steam heating in the sulfur melting kettle chuck, sulphur began to separate with clear liquid when temperature is higher than 60 ℃ in the sulfur melting kettle body.Because the ratio of the bottom sulphur of lower section part is great, sulphur begins to sink, and sulphur begins to separate with clear liquid, and under the effect of high temperature at the bottom of the still (more than 120 ℃), the sulphur that deposits is heated to form liquid sulfur.Opening the sulfur discharging valve goalkeeper liquid sulfur of putting the sulphur mouth again, to emit sulfur melting kettle external.Simultaneously with sulphur content from after liquid be called clear liquid upwards, be positioned at sulfur melting kettle body internal upper part, clear liquid is then external through purified liquor outlet discharge sulfur melting kettle, enters the clear liquid return line, if the clear liquid sulphur content is higher or closing volume pump 14 then when also needing further to purify, in the access reflux pump 15 backflow foam hoppers.When if clear liquid is clear, otherwise then, flow out the return pipe road.
Sulphur in the liquid also has and is deposited on molten sulphur on a small quantity and goes out in the sulphur device, makes the equipment can't works better, and the valve of at this moment opening steam inlet is by in the steam heating sulfur melting kettle and in sulphur discharging tube and the sulfur discharging valve, and the sulphur that stops up in the melting unit makes the equipment works better.If need to remove on the sulfur melting kettle body inwall and the impurity of sulphur discharging tube and sulfur discharging valve, then close the charging valve, make feed-pipe stop charging, open and clean with the steam inlet and the cleaning mouth of a river, running water pipe cleans injecting steam and water in the sulfur melting kettle body by cleaning the mouth of a river, and sewage is discharged from putting the sulphur mouth.
In a word, the present invention has that technology is simple, equipment is few, working stability is reliable, operating cost is low and do not have dirt Dye, sulfur recovery rate height and quality is good, equipment maintenance and use life-span easy to operate is long advantage, can promote making With.
Claims (5)
1, a kind of continuous sulfur recovery apparatus is characterized in that: described device by feed piping system, clear liquid recovery system, molten sulphur goes out the sulphur system and steam supply pipeline system is constituted,
Described feed piping system comprises foam hopper, feed pipe and fresh feed pump, and the discharge port of foam hopper is communicated with sulfur melting kettle body opening for feed by fresh feed pump and feed pipe;
Described molten sulphur goes out the sulfur discharging valve that the sulphur system comprises sulfur melting kettle and the sulphur discharging tube that communicates with sulfur melting kettle lower end sulphur outlet and opens and closes the sulphur discharging tube mouth, and sulphur discharging tube is the insulation jacket pipe, and sulfur discharging valve is the insulation jacket valve;
Described clear liquid recovery system comprises clear liquid return line and reverse flow valve, and the purified liquor outlet of sulfur melting kettle upper end is divided into two-way by the clear liquid return line according to the clear liquid situation, one tunnel backflow foam hopper, and the water-supply line of this device is flowed back on another road;
Described steam supply pipeline system comprises steam input pipe and the water return pipeline that molten sulphur is gone out sulphur system supply high-temperature steam, the steam input pipe of described supplying high temperature steam is divided into three the tunnel, and the valve of leading up to is communicated with sulfur melting kettle and cleans with the valve that communicates, leads up in steam inlet and the sulfur melting kettle and be communicated with that the import of sulfur melting kettle chuck communicates with the sulfur melting kettle chuck, the import of another road connection sulphur discharging tube chuck communicates with the sulphur discharging tube chuck and communicate with the sulfur discharging valve chuck by its steam-in that exports the connection sulfur discharging valve; Or the steam input pipe of described supplying high temperature steam is divided into two-way, the valve of leading up to be communicated with sulfur melting kettle clean with in steam inlet and the sulfur melting kettle communicate, the import of another road connection sulphur discharging tube chuck communicates with the sulphur discharging tube chuck and the shunt by its outlet is communicated with sulfur discharging valve respectively steam-in communicates with the sulfur discharging valve chuck and is communicated with the import of sulfur melting kettle chuck and communicate with the sulfur melting kettle chuck, the outlet of sulfur melting kettle chuck and sulfur discharging valve chuck communicates with the water return outlet of vapour generator by water return pipeline.
2, by the described a kind of continuous sulfur recovery apparatus of claim 1, it is characterized in that: described steam input pipe is provided with reducing valve and safety valve.
3, by the described a kind of continuous sulfur recovery apparatus of claim 1, it is characterized in that: Xian mouth of a river clearly communicates on the described sulfur melting kettle.
4, by the described a kind of continuous sulfur recovery apparatus of claim 1, it is characterized in that: described water return pipeline is provided with trap.
5, by the described a kind of continuous sulfur recovery apparatus of claim 1, it is characterized in that: described clear liquid return line is provided with thermometer and tensimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100770197A CN1321882C (en) | 2005-06-15 | 2005-06-15 | Continuous sulfur recovery apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100770197A CN1321882C (en) | 2005-06-15 | 2005-06-15 | Continuous sulfur recovery apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1699145A CN1699145A (en) | 2005-11-23 |
| CN1321882C true CN1321882C (en) | 2007-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100770197A Expired - Fee Related CN1321882C (en) | 2005-06-15 | 2005-06-15 | Continuous sulfur recovery apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN1321882C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172887B (en) * | 2007-09-28 | 2010-07-14 | 兖矿峄山化工有限公司 | Device for automatically and continuously recycling doctor solution and recycling technique thereof |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101130429B (en) * | 2007-07-13 | 2010-05-19 | 长春东狮科贸实业有限公司 | Technique for sulfur recovery in process of wet desulphurization |
| JP4951564B2 (en) * | 2008-03-25 | 2012-06-13 | 住友化学株式会社 | Regenerated sulfur recovery unit |
| CN105668522A (en) * | 2016-04-15 | 2016-06-15 | 贵阳铝镁设计研究院有限公司 | Anti-splashing flow guiding device free of blockage under continuous molten sulfur discharging |
| CN109437117B (en) * | 2018-11-26 | 2023-07-18 | 鞍钢集团工程技术有限公司 | Process method and device for continuous sulfur melting at low temperature |
| CN113680295A (en) * | 2021-08-25 | 2021-11-23 | 山西清迪环保科技有限公司 | Method and system for supplying heat to desulfurization sulfur recovery system by using coking crude benzene hot lean oil |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61219704A (en) * | 1985-03-25 | 1986-09-30 | Babcock Hitachi Kk | Sulfur recovering device |
| EP0242006A1 (en) * | 1986-04-16 | 1987-10-21 | Veg-Gasinstituut N.V. | A process for recovering sulfur from sulfur-containing gases |
| CN2145179Y (en) * | 1992-10-28 | 1993-11-03 | 邯郸钢铁总厂 | Metal cauldron of continous processing sulfur reclaiming |
| CN2290398Y (en) * | 1997-04-14 | 1998-09-09 | 成都华西化工研究所 | Sulfur molten pot |
| CN2447034Y (en) * | 2000-10-18 | 2001-09-12 | 山东诸城市化肥股份有限公司 | Sulfur-melting pot for continuous recovering sulfur |
| CN2688676Y (en) * | 2004-03-08 | 2005-03-30 | 石家庄开发区精致化工技术有限公司 | Internal divided sulphur melting still |
-
2005
- 2005-06-15 CN CNB2005100770197A patent/CN1321882C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61219704A (en) * | 1985-03-25 | 1986-09-30 | Babcock Hitachi Kk | Sulfur recovering device |
| EP0242006A1 (en) * | 1986-04-16 | 1987-10-21 | Veg-Gasinstituut N.V. | A process for recovering sulfur from sulfur-containing gases |
| CN2145179Y (en) * | 1992-10-28 | 1993-11-03 | 邯郸钢铁总厂 | Metal cauldron of continous processing sulfur reclaiming |
| CN2290398Y (en) * | 1997-04-14 | 1998-09-09 | 成都华西化工研究所 | Sulfur molten pot |
| CN2447034Y (en) * | 2000-10-18 | 2001-09-12 | 山东诸城市化肥股份有限公司 | Sulfur-melting pot for continuous recovering sulfur |
| CN2688676Y (en) * | 2004-03-08 | 2005-03-30 | 石家庄开发区精致化工技术有限公司 | Internal divided sulphur melting still |
Non-Patent Citations (1)
| Title |
|---|
| 硫回收系统改造小结 李来义，河南化工，第5期 2004 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172887B (en) * | 2007-09-28 | 2010-07-14 | 兖矿峄山化工有限公司 | Device for automatically and continuously recycling doctor solution and recycling technique thereof |
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| Publication number | Publication date |
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| CN1699145A (en) | 2005-11-23 |
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