CN105060556A - Sulfur-containing wastewater adjustable negative pressure desulphurization apparatus - Google Patents
Sulfur-containing wastewater adjustable negative pressure desulphurization apparatus Download PDFInfo
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- CN105060556A CN105060556A CN201510462001.2A CN201510462001A CN105060556A CN 105060556 A CN105060556 A CN 105060556A CN 201510462001 A CN201510462001 A CN 201510462001A CN 105060556 A CN105060556 A CN 105060556A
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Abstract
The invention relates to a desulphurization apparatus, and concretely relates to a sulfur-containing wastewater adjustable negative pressure desulphurization apparatus. The sulfur-containing wastewater adjustable negative pressure desulphurization apparatus comprises a pH adjusting system and a negative pressure desulphurization tank, an acid solution in an acid solution feeding tank is elevated through a circulating elevator pump to a pipeline mixer and is mixed with sulfur-containing wastewater, the pipeline mixer is connected with the negative pressure desulphurization tank through a pipeline, and the outlet of the pipeline mixer is provided with a pH monitoring instrument; and an inlet at the upper portion of the negative pressure desulphurization tank is provided with water distribution nozzles, the middle position of the negative pressure desulphurization tank is provided with a packing layer, an aeration tube is arranged under the packing layer, the aeration tube is connected with a gas inlet valve, the negative pressure desulphurization tank is provided with a water collecting bucket, the top of the negative pressure desulphurization tank is provided with a gas collecting cover, a pipeline of the gas collecting cover connected with an outlet is provided with a gas outlet valve and a vacuum pump, the gas collecting cover is provided with a vacuum meter, the bottom of the negative pressure desulphurization tank is provided with an upper water draining pipeline and a lower water draining pipeline, the upper water draining pipeline and the lower water draining pipeline are connected and merged through the circulating elevator pump, the merged water draining pipeline is connected with an outer transportation interface, the upper water draining pipeline is provided with an outer transportation valve and a water return valve, and the lower water draining pipeline is provided with a water draining valve.
Description
Technical field
The present invention relates to a kind of desulfurizer, be specifically related to a kind of sulfur-containing waste water adjustable negative-pressure desulfurizer.
Background technology
The principal feature of sulfur-containing waste water and waste water contain a large amount of sulfide, once illustrate that its waste water is band poison containing a large amount of sulfide in waste water, and with pungent odour, because containing a large amount of solvability hydrogen sulfide H in sulfide
2s, HS
-, S
2-deng permitted polyoxybiontic metal ion pollution sulfide.Wherein hydrogen sulfide is that tool is virose, and can produce a large amount of stinks.Hydrogen sulfide waste water also can corrode the hardwares such as its pipeline, and the time has been grown and can generate sulfuric acid with the microbial reaction in waste water, strengthens its acid and corrodibility.
Summary of the invention
The object of the invention is to for problems of the prior art provide a kind of desulfuration efficiency high, simple to operate, be convenient to safeguard, sulfur-containing waste water adjustable negative-pressure desulfurizer that level of automation is high.
Technical scheme of the present invention is:
A kind of sulfur-containing waste water adjustable negative-pressure desulfurizer, comprise pH value regulation system and negative pressure digester, described pH value regulation system comprises acid solution grug feeding jar and line mixer, acid solution is risen in line mixer by circularly enhancing pump and mixes with sulfur-containing waste water in acid solution grug feeding jar, line mixer is connected with negative pressure digester by pipeline, and line mixer exit is provided with pH value monitor, described negative pressure digester upper inlet place arranges water-distribution nozzle, middle part is provided with packing layer, below packing layer, aeration tube is set, aeration tube connects air intake valve, negative pressure digester arranges drip pan, the top of described negative pressure digester arranges gas skirt, the pipeline that gas skirt is connected with outlet sets out air valve and vacuum pump, gas skirt arranges vacuum meter, the bottom of described negative pressure digester arranges upper and lower two-way drainage pipeline, two-way drainage pipeline is connected by circularly enhancing pump and converges, drainage pipeline after converging connects outer defeated interface, a road drainage pipeline above being positioned at arranges outer defeated valve, backwater valve, a road drainage pipeline below being positioned at arranges water discharging valve.
Concrete, being provided with mechanical stirrer in described acid solution grug feeding jar can stir acid solution.
Concrete, the pressure in described negative pressure digester remains-40Kpa ~-90Kpa.
Concrete, the filler that described packing layer uses is structured packing, one or both combination in random packing.
Concrete, the acid solution in described acid solution grug feeding jar is the one in sulfuric acid, hydrochloric acid, phosphoric acid, acetic acid, citric acid.
Concrete, the pH value that described sulfur-containing waste water after acid solution regulates enters negative pressure digester is 4.5-6.0.
The invention provides adjustable negative-pressure desulfurizer the sulphur in sulfur-containing waste water is discharged with hydrogen sulfide form, the resource utilization that can realize sulphur reclaims, compare with conventional oxidation method reduce medicament add cost, avoid the secondary pollution that sulfur-bearing mud that oxidation formed brings; Compare with traditional air-extraction the consumption reducing gas stripping gas, process waste water cost reduces greatly.Spray mode is adopted in negative pressure digester in desulfurizer provided by the invention, sulfur-containing waste water is made to form liquid film, improve the decreasing ratio of hydrogen sulfide, utilize outer water transfer pump to the water delivery of negative pressure digester internal recycle, improve the strength of turbulence of sulfur-containing waste water in tank, improve the decreasing ratio of hydrogen sulfide.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
1pH value conditioning equipment 2 acid solution grug feeding jar 3 mechanical stirrer 4 circularly enhancing pump 5 line mixer 6pH value monitor 7 negative pressure digester 8 water-distribution nozzle 9 packing layer 10 drip pan
Outer defeated valve 13 backwater valve 14 water discharging valve 15 interface 16 aeration tube 17 air intake valve 18 gas skirt 19 of 11 circularly enhancing pumps 12 is given vent to anger valve 20 vacuum meter 21 vacuum pump 22 interface.
Embodiment
Be illustrated in figure 1 a kind of structural representation of sulfur-containing waste water adjustable negative-pressure desulfurizer, comprise pH value regulation system and negative pressure digester.
Described pH value regulation system 1 comprises acid solution grug feeding jar 2 and line mixer 5, acid solution is risen in line mixer 5 by circularly enhancing pump 4 and mixes with sulfur-containing waste water in acid solution grug feeding jar 2, be provided with mechanical stirrer 3 in acid solution grug feeding jar 2 acid solution to be stirred, line mixer 5 is connected with negative pressure digester 7 by pipeline, line mixer 5 exit is provided with pH value monitor 6, and the pH value that the sulfur-containing waste water of line mixer 5 exit after acid solution regulates enters negative pressure digester 7 is 4.5-6.0.
Pressure in described negative pressure digester 7 remains-40Kpa ~-90Kpa, and negative pressure digester 7 upper inlet place arranges water-distribution nozzle 8, and middle part is provided with packing layer 9.Aeration tube 16 is set below packing layer 9, aeration tube 16 connects air intake valve 17, negative pressure digester 7 arranges drip pan 10, the top of described negative pressure digester 7 arranges gas skirt 18, the pipeline that gas skirt 18 is connected with outlet 22 sets out air valve 19 and vacuum pump 21, gas skirt 18 is arranged vacuum meter 20, the bottom of described negative pressure digester 7 arranges upper and lower two-way drainage pipeline, two-way drainage pipeline is connected by circularly enhancing pump 11 and converges, drainage pipeline after converging connects outer defeated interface 15, a road drainage pipeline above being positioned at arranges outer defeated valve 12, backwater valve 13, a road drainage pipeline below being positioned at arranges water discharging valve 14.
Acid solution in described acid solution grug feeding jar 2 is the one in sulfuric acid, hydrochloric acid, phosphoric acid, acetic acid, citric acid.
The filler that described packing layer 9 uses is structured packing, one or both combination in random packing.
The process of equipment desulfurization provided by the invention is used to be: sulfur-containing waste water is by after pH value regulation system 1, negative pressure digester 7 is entered by pipeline, the hydrogen sulfide deviate from of negative pressure digester 7 enters the outer row of vacuum pump 21 by pipeline, and the water of negative pressure digester 7 is outer defeated or return negative pressure digester 7 internal recycle by circularly enhancing pump 11.
Acid solution is mixed in line mixer 5 with sulfur-containing waste water after being stirred by mechanical stirrer 3 in acid solution grug feeding jar 2, enters negative pressure digester 7 after reaching PH set(ting)value by online pH monitor 6 after being monitored; Sulfur-containing waste water is by the evenly cloth liquid of the water-distribution nozzle 8 in negative pressure digester 7, and from top to bottom through packing layer 9, liquid flows into drip pan 10.
Drainage procedure: ON cycle lift pump 11, opens water discharging valve 14, backwater valve 13, outer defeated valve 12, and the water in drip pan 10 is outer defeated by interface 15.
Exhaust process: open vacuum pump 21, open valve 19 of giving vent to anger, open air intake valve 17, observe vacuum tightness in tank by vacuum meter 20, in 7 upper-part centralized gas hoods 18, the hydrogen sulfide of sulfur-containing waste water release is discharged from outlet 22.
Last it is noted that above-described embodiment is only clearly example of the present invention is described, and the restriction not to embodiment.For those of ordinary skill in the field, multi-form change or variation can also be made on the basis of the above description.Here exhaustive without the need to also giving all embodiments, and thus the apparent change of amplifying out or variation be still in protection scope of the present invention.
Claims (6)
1. a sulfur-containing waste water adjustable negative-pressure desulfurizer, comprise pH value regulation system and negative pressure digester, it is characterized in that, described pH value regulation system (1) comprises acid solution grug feeding jar (2) and line mixer (5), acid solution is risen in line mixer (5) by circularly enhancing pump (4) and mixes with sulfur-containing waste water in acid solution grug feeding jar (2), line mixer (5) is connected with negative pressure digester (7) by pipeline, and line mixer (5) exit is provided with pH value monitor (6), described negative pressure digester (7) upper inlet place arranges water-distribution nozzle (8), middle part is provided with packing layer (9), packing layer (9) below arranges aeration tube (16), aeration tube (16) connects air intake valve (17), negative pressure digester (7) arranges drip pan (10), the top of described negative pressure digester (7) arranges gas skirt (18), the pipeline that gas skirt (18) is connected with outlet (22) sets out air valve (19) and vacuum pump (21), gas skirt (18) is arranged vacuum meter (20), the bottom of described negative pressure digester (7) arranges upper and lower two-way drainage pipeline, two-way drainage pipeline is connected by circularly enhancing pump (11) and converges, drainage pipeline after converging connects outer defeated interface (15), a road drainage pipeline above being positioned at arranges outer defeated valve (12), backwater valve (13), a road drainage pipeline below being positioned at arranges water discharging valve (14).
2. a kind of sulfur-containing waste water adjustable negative-pressure desulfurizer according to claim 1, it is characterized in that, being provided with mechanical stirrer (3) in described acid solution grug feeding jar (2) can stir acid solution.
3. a kind of sulfur-containing waste water adjustable negative-pressure desulfurizer according to claim 1, it is characterized in that, the pressure in described negative pressure digester (7) remains-40Kpa ~-90Kpa.
4. a kind of sulfur-containing waste water adjustable negative-pressure desulfurizer according to claim 3, is characterized in that, the filler that described packing layer (9) uses is structured packing, one or both combination in random packing.
5. a kind of sulfur-containing waste water adjustable negative-pressure desulfurizer according to claim 1, it is characterized in that, the acid solution in described acid solution grug feeding jar (2) is the one in sulfuric acid, hydrochloric acid, phosphoric acid, acetic acid, citric acid.
6. a kind of sulfur-containing waste water adjustable negative-pressure desulfurizer according to claim 1, is characterized in that, the pH value that described sulfur-containing waste water after acid solution regulates enters negative pressure digester (7) is 4.5-6.0.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510462001.2A CN105060556B (en) | 2015-07-31 | 2015-07-31 | A kind of sulfur-containing waste water adjustable negative-pressure desulfurizer |
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| CN201510462001.2A CN105060556B (en) | 2015-07-31 | 2015-07-31 | A kind of sulfur-containing waste water adjustable negative-pressure desulfurizer |
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| CN105060556B CN105060556B (en) | 2017-07-18 |
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| CN108640385A (en) * | 2018-05-10 | 2018-10-12 | 四川沃兹凯兰科技有限公司 | The negative pressure air lift desulfurization of high sour water and sulfur-containing tail gas purifier and technique |
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| CN105060556B (en) | 2017-07-18 |
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Address after: 610000, No. 1, No. 9, No. 16, Jingan Road, Xindu street, Xindu District, Sichuan, Chengdu, 16 Applicant after: Sichuan Woci Kailan Technology Co. Ltd. Address before: 610000, No. 1, No. 9, No. 16, Jingan Road, Xindu street, Xindu District, Sichuan, Chengdu, 16 Applicant before: The fertile hereby Kelland's green technology company limited in Sichuan |
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Effective date of registration: 20181023 Address after: 610000 No. 1 1, 9 Jingan Road, Xindu street, Xindu District, Chengdu, Sichuan, 16 Co-patentee after: Sichuan is fast rises oil gas engineering Co., Ltd Patentee after: Sichuan Woci Kailan Technology Co. Ltd. Address before: 610000 No. 1 1, 9 Jingan Road, Xindu street, Xindu District, Chengdu, Sichuan, 16 Patentee before: Sichuan Woci Kailan Technology Co. Ltd. |