CN202270465U - Combined device for absorbing acid gas - Google Patents
Combined device for absorbing acid gas Download PDFInfo
- Publication number
- CN202270465U CN202270465U CN2011203877623U CN201120387762U CN202270465U CN 202270465 U CN202270465 U CN 202270465U CN 2011203877623 U CN2011203877623 U CN 2011203877623U CN 201120387762 U CN201120387762 U CN 201120387762U CN 202270465 U CN202270465 U CN 202270465U
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- liquid
- absorption
- circulating pump
- liquid storage
- storage tank
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Abstract
The utility model discloses a combined device for absorbing acid gas. The device comprises three levels of absorption liquid storage tanks, wherein a first-level absorption liquid storage tank (10) is externally provided with a gas-liquid separation tank (40) and a circulating pump (50), and multiple sprayers (70) for horizontally spraying out liquid at a liquid outlet end of the circulating pump (50) are arranged above the liquid in the tank; a second-level absorption liquid storage tank (20) is externally provided with a circulating pump (80), and multiple sprayers (90) for vertically spraying out liquid at a liquid outlet end of the circulating pump (80) are arranged above the liquid in the tank; a third-level absorption liquid storage tank (30) is externally provided with a circulating pump (100), and multiple sprayers (110) for vertically spraying out liquid at a liquid outlet end of the circulating pump (100) are arranged above the liquid in the tank; the gas-liquid separation tank (40) is provided with a gas inlet; the third-level absorption liquid storage tank (30) is provided with a gas outlet; and an exhaust fan (120) is arranged at the gas outlet. The device has the advantages of simple structure, low cost and high absorption efficiency.
Description
Technical field
The utility model relates to the chemistry or the biological cleaning of waste gas, relates in particular to the absorption plant of waste gas, particularly relates to the composite set that absorbs sour gas.
Background technology
The composite set that prior art absorbs sour gas adopts the two-stage absorption pattern, and as shown in Figure 2, gas gets into one-level absorption liquid storage tank (1) under the exhaust blower effect, and the gas access is positioned at the top of this one-level absorption liquid storage tank (1) absorption liquid.Absorption liquid, promptly water is sinked filler (3) through first circulating pump (2); This filler (3) adopts polypropylene PP plastics, and after one-level absorption liquid storage tank (1) absorbed, unabsorbed gases continued to get into the absorption liquid storage tank (4) of sponge oil unit forward by exhaust blower; Absorption liquid in this storage tank (4); Be sodium hydroxide solution, sinked filler (6) through second circulating pump (5), filler (6) still is the PP plastics.After secondary absorbed, unabsorbed gases directly discharged.There is following shortcoming in the prior art gas absorbing device: 1, the sour gas of heat directly absorbs through water, and effect is relatively poor; 2, nitric oxide can't be absorbed fully and enter in the air, does not reach atmospheric emission standard.
The utility model content
The technical problem that the utility model will solve is to avoid the weak point of above-mentioned prior art and provides a kind of simple in structure, with low cost and absorption efficiency is high, comprise the composite sets of the absorption sour gas that three grades of sprays absorb.
The technical scheme that the utility model solve the technical problem proposition is: a kind of composite set that absorbs sour gas; Comprise one-level absorption liquid storage tank; Especially, also comprise secondary absorption liquid storage tank and three grades of absorption liquid storage tanks of being connected successively through gas pipeline and said one-level absorption liquid storage tank; Said one-level absorption liquid storage tank is at its outer setting knockout drum; Through gas pipeline it is communicated to the liquid level top in the absorption liquid storage tank; Again at its outer setting first circulating pump; And through liquid-transport pipe-line with liquid circulation pump in its groove to this liquid top, in groove, be provided with a plurality of first spray throwers above this liquid with the fluid level ejection of the said first circulating pump outlet end;
Said secondary absorption liquid storage tank is at its outer setting second circulating pump, through liquid-transport pipe-line with liquid circulation pump in its groove to this liquid top, in groove, be provided with above this liquid vertical a plurality of second spray throwers of ejection of the liquid of the said second circulating pump outlet end;
Said three grades of absorption liquid storage tanks are at its outer setting the 3rd circulating pump, through liquid-transport pipe-line with liquid circulation pump in its groove to this liquid top, in groove, be provided with above this liquid vertical a plurality of the 3rd spray throwers of ejection of the liquid of said the 3rd circulating pump outlet end;
On said knockout drum, be provided with air inlet, on said three grades of absorption liquid storage tanks, be provided with the gas outlet, with discharge duct that this gas outlet is connected on be serially connected with exhaust blower.
The liquid level top is provided with horizontal baffle in the said one-level absorption liquid storage tank; This dividing plate is divided into the two parts that are connected up and down with liquid level top in the said one-level absorption liquid storage tank; The liquid-transport pipe-line that is connected with the said first circulating pump outlet end has the two-way of parallel connection; They extend to the above and below of said dividing plate respectively, and a plurality of first spray throwers with the fluid level ejection are set respectively above that.
The said above and below that extends to said dividing plate respectively, and the two-way liquid-transport pipe-line with the parallel connection of a plurality of first spray throwers of fluid level ejection is set respectively above that, respectively the hole for water spraying perforate of first spray thrower is in the opposite direction it on.
The liquid-transport pipe-line that is connected with the said second circulating pump outlet end is set to the two-way of parallel connection; This two-way liquid-transport pipe-line extends to liquid top in the said secondary absorption liquid storage tank abreast, respectively; And be provided with respectively above that vertical a plurality of second spray throwers that spray of liquid; Preferably, a plurality of second spray throwers that liquid is sprayed straight down are set.
The liquid-transport pipe-line that is connected with said the 3rd circulating pump outlet end equally also has the two-way of parallel connection; They extend to liquid top in said three grades of absorption liquid storage tanks abreast, respectively; And be provided with respectively above that vertical a plurality of the 3rd spray throwers that spray of liquid; Preferably, a plurality of the 3rd spray throwers that liquid is sprayed straight down are set.
Compare with prior art; The beneficial effect that the utility model absorbs the composite set of sour gas is, the mode that adopts three grades of sprays to absorb, wherein; The one-level spray adopts horizontal spray mode; Absorption liquid is a water, and the sour gas of heat is played cooling effect, more helps the absorption of water-soluble gas; Two, three grades of sprays adopt the vertical downward way spray, and the secondary absorption liquid is a hydrogen peroxide solution, oxidable water-fast nitric oxide gas, and it is more thorough that three grades of sprays are absorbed, and avoids contaminant gases to get in the atmosphere; Three grades of absorption liquids are akaline liquid, and after three grades of absorptions, gas reaches atmospheric emission standard and enters in the air.In addition, this device has been cancelled the filler absorption, and cost is reduced.
Description of drawings
Fig. 1 is the overall structure sketch map that the utility model absorbs the composite set of sour gas;
Fig. 2 is the overall structure sketch map that prior art absorbs the composite set of sour gas;
Fig. 3 is the process chart of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further detailed description.
With reference to shown in Figure 1, a kind of composite set that absorbs sour gas comprises one-level absorption liquid storage tank 10, also comprises secondary absorption liquid storage tank 20 and three grades of absorption liquid storage tanks 30 of being connected successively through gas pipeline and said one-level absorption liquid storage tank 10; Said one-level absorption liquid storage tank 10 is at its outer setting knockout drum 40; Through gas pipeline it is communicated to the liquid level top in the absorption liquid storage tank 10; Again at its outer setting first circulating pump 50; And through liquid-transport pipe-line with liquid circulation pump in its groove to this liquid top, in groove, be provided with a plurality of first spray throwers 70 above this liquid with the fluid level ejection of said first circulating pump, 50 outlet ends;
Said secondary absorption liquid storage tank 20 is at its outer setting second circulating pump 80;, in groove, be provided with above this liquid liquid circulation pump in its groove to this liquid top through liquid-transport pipe-line vertical a plurality of second spray throwers 90 of ejection of the liquid of said second circulating pump, 80 outlet ends;
Said three grades of absorption liquid storage tanks 30 are at its outer setting the 3rd circulating pump 100;, in groove, be provided with above this liquid liquid circulation pump in its groove to this liquid top through liquid-transport pipe-line vertical a plurality of the 3rd spray throwers 110 of ejection of the liquid of said the 3rd circulating pump 100 outlet ends;
On said knockout drum 40, be provided with air inlet, on said three grades of absorption liquid storage tanks 30, be provided with the gas outlet, with discharge duct that this gas outlet is connected on be serially connected with exhaust blower 120.
The liquid level top is provided with horizontal baffle 60 in the said one-level absorption liquid storage tank 10; This dividing plate 60 is divided into the two parts that are connected up and down with liquid level top in the said one-level absorption liquid storage tank 10; The liquid-transport pipe-line that is connected with said first circulating pump, 50 outlet ends has the two-way of parallel connection; They extend to the above and below of said dividing plate 60 respectively, and a plurality of first spray throwers 70 with the fluid level ejection are set respectively above that.
The said above and below that extends to said dividing plate 60 respectively, and the two-way liquid-transport pipe-line with the parallel connection of a plurality of first spray throwers 70 of fluid level ejection is set respectively above that, respectively the hole for water spraying perforate of first spray thrower 70 is in the opposite direction it on.
The liquid-transport pipe-line that is connected with said second circulating pump, 80 outlet ends is set to the two-way of parallel connection; This two-way liquid-transport pipe-line extends to liquid top in the said secondary absorption liquid storage tank 20 abreast, respectively, and a plurality of second spray throwers 90 that liquid is sprayed straight down are set respectively above that.
The liquid-transport pipe-line that is connected with said the 3rd circulating pump 100 outlet ends equally also has the two-way of parallel connection; They extend to liquid top in said three grades of absorption liquid storage tanks 30 abreast, respectively, and a plurality of the 3rd spray throwers 110 that liquid is sprayed straight down are set respectively above that.
With reference to shown in Figure 3, the sour gas of heat gets into knockout drum 40, absorbs through one-level water successively again, and two grade hydrogen peroxides absorb, and three grades of akaline liquids absorb, and after three grades of absorptions, gas reaches atmospheric emission standard and enters in the air.
Claims (7)
1. composite set that absorbs sour gas; Comprise one-level absorption liquid storage tank (10), it is characterized in that: also comprise the secondary absorption liquid storage tank (20) and the three grades of absorption liquid storage tanks (30) that are connected successively through gas pipeline and said one-level absorption liquid storage tank (10); Said one-level absorption liquid storage tank (10) is at its outer setting knockout drum (40); Through gas pipeline it is communicated to the liquid level top in the absorption liquid storage tank (10); Again at its outer setting first circulating pump (50); And through liquid-transport pipe-line with liquid circulation pump in its groove to this liquid top, in groove, be provided with a plurality of first spray throwers (70) above this liquid with the fluid level ejection of said first circulating pump (50) outlet end;
Said secondary absorption liquid storage tank (20) is at its outer setting second circulating pump (80);, in groove, be provided with above this liquid liquid circulation pump in its groove to this liquid top through liquid-transport pipe-line vertical a plurality of second spray throwers (90) of ejection of the liquid of said second circulating pump (80) outlet end;
Said three grades of absorption liquid storage tanks (30) are at its outer setting the 3rd circulating pump (100);, in groove, be provided with above this liquid liquid circulation pump in its groove to this liquid top through liquid-transport pipe-line vertical a plurality of the 3rd spray throwers (110) of ejection of the liquid of said the 3rd circulating pump (100) outlet end;
On said knockout drum (40), be provided with air inlet, on said three grades of absorption liquid storage tanks (30), be provided with the gas outlet, with discharge duct that this gas outlet is connected on be serially connected with exhaust blower (120).
2. the composite set of absorption sour gas as claimed in claim 1; It is characterized in that: the interior liquid level of said one-level absorption liquid storage tank (10) top is provided with horizontal baffle (60); This dividing plate (60) is divided into the two parts that are connected up and down with the interior liquid level of said one-level absorption liquid storage tank (10) top; The liquid-transport pipe-line that is connected with said first circulating pump (50) outlet end has the two-way of parallel connection; They extend to the above and below of said dividing plate (60) respectively, and a plurality of first spray throwers (70) with the fluid level ejection are set respectively above that.
3. the composite set of absorption sour gas as claimed in claim 2; It is characterized in that: the said above and below that extends to said dividing plate (60) respectively; And the two-way liquid-transport pipe-line with the parallel connection of a plurality of first spray throwers (70) of fluid level ejection is set respectively above that, respectively the hole for water spraying perforate of first spray thrower (70) is in the opposite direction it on.
4. the composite set of absorption sour gas as claimed in claim 1; It is characterized in that: the liquid-transport pipe-line that is connected with said second circulating pump (80) outlet end is set to the two-way of parallel connection; This two-way liquid-transport pipe-line extends to the interior liquid of said secondary absorption liquid storage tank (20) top abreast, respectively, and a plurality of second spray throwers (90) that liquid is vertically sprayed are set respectively above that.
5. the composite set of absorption sour gas as claimed in claim 1; It is characterized in that: the liquid-transport pipe-line that is connected with said the 3rd circulating pump (100) outlet end equally also has the two-way of parallel connection; They extend to the interior liquid of said three grades of absorption liquid storage tanks (30) top abreast, respectively, and a plurality of the 3rd spray throwers (110) that liquid is vertically sprayed are set respectively above that.
6. the composite set of absorption sour gas as claimed in claim 4; It is characterized in that: the liquid-transport pipe-line that is connected with said second circulating pump (80) outlet end is set to the two-way of parallel connection; This two-way liquid-transport pipe-line extends to the interior liquid of said secondary absorption liquid storage tank (20) top abreast, respectively, and a plurality of second spray throwers (90) that liquid is sprayed straight down are set respectively above that.
7. the composite set of absorption sour gas as claimed in claim 5; It is characterized in that: the liquid-transport pipe-line that is connected with said the 3rd circulating pump (100) outlet end equally also has the two-way of parallel connection; They extend to the interior liquid of said three grades of absorption liquid storage tanks (30) top abreast, respectively, and a plurality of the 3rd spray throwers (110) that liquid is sprayed straight down are set respectively above that.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203877623U CN202270465U (en) | 2011-10-13 | 2011-10-13 | Combined device for absorbing acid gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203877623U CN202270465U (en) | 2011-10-13 | 2011-10-13 | Combined device for absorbing acid gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202270465U true CN202270465U (en) | 2012-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203877623U Expired - Lifetime CN202270465U (en) | 2011-10-13 | 2011-10-13 | Combined device for absorbing acid gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202270465U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645787A (en) * | 2013-11-22 | 2015-05-27 | 大连隆星新材料有限公司 | Self-circulation gas-liquid two-phase separation tower |
| CN108031245A (en) * | 2017-12-15 | 2018-05-15 | 山东佳星环保科技有限公司 | A kind of toxic and harmful gas absorbs equipment therefor |
| CN108404629A (en) * | 2018-02-01 | 2018-08-17 | 高博集团有限公司 | A kind of filter case phosphatization exhaust treatment system |
-
2011
- 2011-10-13 CN CN2011203877623U patent/CN202270465U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645787A (en) * | 2013-11-22 | 2015-05-27 | 大连隆星新材料有限公司 | Self-circulation gas-liquid two-phase separation tower |
| CN108031245A (en) * | 2017-12-15 | 2018-05-15 | 山东佳星环保科技有限公司 | A kind of toxic and harmful gas absorbs equipment therefor |
| CN108404629A (en) * | 2018-02-01 | 2018-08-17 | 高博集团有限公司 | A kind of filter case phosphatization exhaust treatment system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120613 |
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| CX01 | Expiry of patent term |