CN102989298A - Acid-removing and desulfurizing device - Google Patents
Acid-removing and desulfurizing device Download PDFInfo
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- CN102989298A CN102989298A CN2012105121978A CN201210512197A CN102989298A CN 102989298 A CN102989298 A CN 102989298A CN 2012105121978 A CN2012105121978 A CN 2012105121978A CN 201210512197 A CN201210512197 A CN 201210512197A CN 102989298 A CN102989298 A CN 102989298A
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Abstract
The invention discloses an acid-removing and desulfurizing device. The acid-removing and desulfurizing device comprises a smoke gas inlet runner, an acid-removing tower and a smoke gas outlet runner, wherein the smoke gas inlet runner and the smoke gas outlet runner are all arranged on the acid-removing tower. The acid-removing and desulfurizing device further comprises an ash bin with lime powder, a feeding mechanism, a connecting mechanism, an air compressor, a gas powder conveying tube, a water pump, a water tube, a composite tube and a high-pressure atomizing spray head internally provided with a mixed mould cavity, wherein the ash bin is connected with the feeding mechanism; the feeding mechanism is connected with the connecting mechanism; the connecting mechanism is communicated with the gas powder conveying tube; one end of the gas powder conveying tube is communicated with the air compressor; the other end of the gas powder conveying tube is communicated with the composite tube; the water pump is communicated with one end of the water tube; the other end of the water tube is communicated with the composite tube; the composite tube is communicated with the high-pressure atomizing spray head; and the high-pressure atomizing spray head is arranged in the middle of an outlet of the smoke gas inlet runner. According to the acid-removing and desulfurizing device, the acid-removing and desulfurizing effect is good, auxiliary devices are reduced, and the cost is lowered.
Description
Technical field
The invention belongs to the flue gases purification field, specifically relate to a kind of deacidification desulfurizer.
Background technology
Contain the acidic materials such as a large amount of sulfur dioxide and hydrogen chloride in the flue gas of solid waste waste incineration, prior art is generally by except the alkali lye spray equipment being set in the acid tower or the mode that flue gas passes into the alkali lye pond being reached the purpose of removing the flue gas middle acid substance.But when flue gas middle acid substance content is high, the mode of alkali lye spray need to spray into a large amount of alkali lye and neutralize, the alkali lye of the mode of alkali lye spray is generally limewash, limewash just arrives atomizer after through a very long segment pipe, easily fouling and blocking pipe or atomizer in pipeline, and spray into large quantities of lime water and can cause flue-gas temperature rapid drawdown, humidity to increase, affect follow-up purification process; If flue gas is passed into the mode in alkali lye pond, and then auxiliary equipment is many, cost is high, need multiple working procedure, repeatedly neutralization just can reach the requirement of desulfurization deacidification, and cause easily the high and low gas cleaning process that affects the back of temperature of smoke moisture, flue-gas temperature is low also easily to be caused except equipment cold end corrosions such as acid towers.
Summary of the invention
Technical problem to be solved by this invention is for above technical problem, to provide the deacidification desulfurizer that a kind of desulfurization deacidification is effective, can reduce auxiliary equipment and reduction cost.
Technical solution of the present invention is, a kind of deacidification desulfurizer with following structure is provided, it comprises the gas approach runner, except acid tower, the exhanst gas outlet runner, described gas approach runner and exhanst gas outlet runner all are located at except on the acid tower, it also comprises the ash silo that pulverized limestone is housed, feeder, bindiny mechanism, air compressor, gas powder carrier pipe, water pump, water pipe, multiple tube and in be provided with the high-pressure atomization shower nozzle that mixes die cavity, described ash silo is connected with feeder, described feeder is communicated with bindiny mechanism, described bindiny mechanism is communicated with gas powder carrier pipe, and described gas powder carrier pipe one end is communicated with air compressor; The described gas powder carrier pipe other end is communicated with multiple tube; Described water pump is communicated with water pipe one end, and the described water pipe other end is communicated with multiple tube; Described multiple tube is communicated with the high-pressure atomization shower nozzle, and described high-pressure atomization shower nozzle is located at the outlet middle part of gas approach runner.
After adopting above structure, deacidification desulfurizer of the present invention compared with prior art has the following advantages:
Because the present invention is transported to pulverized limestone and water separately to be mixed in the die cavity mixing of high-pressure atomization shower nozzle behind the limewash by the acidic materials generation neutralization reaction in the ejection of high-pressure atomization shower nozzle and the flue gas, because pulverized limestone is to carry by gases at high pressure, pulverized limestone is difficult for getting lodged in the pipeline, and until just mixing with water, the mixing die cavity before the high-pressure atomization shower nozzle forms limewash, the limewash fed distance is short, be not easy to form incrustation scale and sediment, limewash is under the gases at high pressure effect, atomizing effect is good, can fully contact with flue gas, area can with flue gas in acidic materials fully react, desulfurization deacidification is effective; Greatly reduce the quantity of auxiliary equipment, reduced cost.
As improvement, described high-pressure atomization shower nozzle comprises atomizer, connector and Connection Block, described connector and Connection Block are connected to form the first die cavity, described Connection Block and atomizer are connected to form the second die cavity, described Connection Block is provided with gas powder through hole and water inlet through hole, described gas powder through hole and water inlet through hole all are communicated with the first die cavity, described connector is provided with intercommunicating pore, described the first die cavity is communicated with by intercommunicating pore with the second die cavity, described atomizer is provided with several spray-holes, pulverized limestone and water enter in the first die cavity and mix, entering the second die cavity via intercommunicating pore under High Pressure further ejects from spray-hole after the mixing, under High Pressure, be not easy to stop up and produce incrustation scale, and atomizing effect is good.
As preferably, the diameter of described spray-hole is 2 ~ 5mm, and atomizing effect is good and be difficult for stopping up spray-hole.
As improvement, described water inlet through hole has a plurality of, and described a plurality of water inlet through holes are evenly distributed on around the gas powder through hole, and a plurality of water inlet through holes are evenly distributed on and pulverized limestone and water are fully mixed around the gas powder through hole in the first die cavity and pulverized limestone is not easy precipitation.
As improvement, described water inlet through-hole diameter is 3 ~ 6mm, and the diameter of described gas powder through hole is 12 ~ 25mm, the diameter of described intercommunicating pore is 6 ~ 10mm, pulverized limestone and water are poured into intercommunicating pore after fully mixing in the first die cavity, because the intercommunicating pore diameter is smaller, play the effect of supercharging.
As improvement, described multiple tube comprises gas powder transfer passage pipe and water passage pipe, and described gas powder transfer passage pipe is located at the multiple tube middle part, consists of water passage pipe between described gas powder transfer passage pipe outer tube wall and the multiple tube inner tube wall, compact conformation, and can convenient be connected with the high-pressure atomization shower nozzle.
As preferably, described multiple tube is communicated with the high-pressure atomization shower nozzle and refers to, described multiple tube end wall and the welding of Connection Block end wall, described gas powder transfer passage cooperates with gas powder through hole and gas powder transfer passage end face is not less than gas powder through hole, described aquaporin is communicated with the water inlet through hole, convenient these materials of the gentle powder of water of carrying; Gas powder transfer passage end face is lower than the gas powder through hole water capacity and easily flows near the gentle powder transfer passage of gas powder through hole end face formation pasty state and affect the conveying of gas powder; Multiple tube and Connection Block welding, more firm.
As improvement, described pipe joint is removable the connection with Connection Block, and described Connection Block is removable the connection with atomizer, is convenient for changing and cleans.
As preferably, the efferent duct in the described exhanst gas outlet runner is located on the deacidification tower side wall, also is provided with the high-pressure atomization shower nozzle on the exhanst gas outlet runner of described efferent duct below.Increase the high-pressure atomization shower nozzle and can tackle the situation that the flue gas air inflow is large and acidic materials are a lot.
As improvement, it also comprises cesspool and water purification installation, described deacidification tower bottom is provided with slag-drip opening and water inlet, and described slag-drip opening connects cesspool, and described cesspool connects the water purification installation import, described water purification installation outlet is connected with water inlet, the water inlet bath makes residue be discharged to cesspool from slag-drip opening, and the sewage in the cesspool again from the water inlet input, can not form pollutant effluents after water purification installation purifies, the realization water circuit utilizes, and has saved water resource.
Description of drawings
The deacidify structural representation of desulfurizer of the present invention of being shown in Figure 1.
Shown in Figure 2 is the cross-sectional view of the high-pressure atomization shower nozzle among Fig. 1.
Shown in the figure: 1, the gas approach runner, 1.1, outlet, 2, except acid tower, 2.1, slag-drip opening, 2.2, water inlet, 2.3, manhole, 3, the exhanst gas outlet runner, 3.1, efferent duct, 4, the high-pressure atomization shower nozzle, 4.1, atomizer, 4.1.1, spray-hole, 4.2, connector, 4.2.1, intercommunicating pore, 4.3, Connection Block, 4.3.1, gas powder through hole, 4.3.2, the water inlet through hole, 4.4, the first die cavity, 4.5, the second die cavity, 5, ash silo, 6, feeder, 7, bindiny mechanism, 8, air compressor, 9, gas powder carrier pipe, 10, water pump, 11, water pipe, 12, multiple tube, 12.1, gas powder passage, 12.2, aquaporin, 13, cesspool, 14, water purification installation.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
See also illustrated in figures 1 and 2, the present invention's desulfurizer that deacidifies, it comprises gas approach runner 1, except acid tower 2, exhanst gas outlet runner 3, described gas approach runner 1 and exhanst gas outlet runner 3 all are located at except on the acid tower 2, it also comprises the ash silo 5 that pulverized limestone is housed, feeder 6, bindiny mechanism 7, air compressor 8, gas powder carrier pipe 9, water pump 10, water pipe 11, multiple tube 12 and in be provided with the high-pressure atomization shower nozzle 4 that mixes die cavity, described ash silo 5 is connected with feeder 6, described feeder 6 is communicated with bindiny mechanism 7, described bindiny mechanism 7 is communicated with gas powder carrier pipe 9, and described gas powder carrier pipe 9 one ends are connected with air compressor 8; Described gas powder carrier pipe 9 other ends are communicated with multiple tube 12; Described water pump 10 is communicated with water pipe 11 1 ends, and described water pipe 11 other ends are communicated with multiple tube 12; Described multiple tube 12 is communicated with high-pressure atomization shower nozzle 4, and described high-pressure atomization shower nozzle 4 is located at outlet 1.1 middle parts of gas approach runner 1.
Described high-pressure atomization shower nozzle 4 comprises atomizer 4.1, connector 4.2 and Connection Block 4.3, described connector 4.2 is connected to form the first die cavity 4.4 with Connection Block 4.3, described Connection Block 4.3 is connected to form the second die cavity 4.5 with atomizer 4.1, described Connection Block 4.3 is provided with gas powder through hole 4.3.1 and water inlet through hole 4.3.2, described gas powder through hole 4.3.1 and water inlet through hole 4.3.2 all are communicated with the first die cavity 4.4, described connector 4.2 is provided with intercommunicating pore 4.2.1, described the first die cavity 4.4 is communicated with by intercommunicating pore 4.2.1 with the second die cavity 4.5, and described atomizer 4.1 is provided with several spray-holes 4.1.1.
The diameter of described spray-hole 4.1.1 is 2 ~ 5mm.
Described water inlet through hole 4.3.2 has a plurality of, and described a plurality of water inlet through hole 4.3.2 are evenly distributed on around the gas powder through hole 4.3.1.
Described water inlet through hole 4.3.2 diameter is 3 ~ 6mm, and the diameter of described gas powder through hole 4.3.1 is 12 ~ 25mm, and the diameter of described intercommunicating pore 4.2.1 is 6 ~ 10mm.
Described multiple tube 12 comprises gas powder transfer passage pipe 12.1 and water passage pipe 12.2, and described gas powder transfer passage pipe 12.1 is located at multiple tube 12 middle parts, consists of water passage pipe 12.2 between described gas powder transfer passage pipe 12.1 outer tube walls and multiple tube 12 inner tubal walls.
Described multiple tube 12 is communicated with high-pressure atomization shower nozzle 4 and refers to, described multiple tube 12 end walls and the welding of Connection Block 4.3 end walls, described gas powder passage 12.1 cooperates with gas powder through hole 4.3.1 and gas powder passage 12.1 end faces are not less than gas powder through hole 4.3.1, and described aquaporin 12.2 is communicated with water inlet through hole 4.3.2.
Described pipe joint 12 is removable the connection with Connection Block 13, and described Connection Block 13 is removable the connection with atomizer 14.
Efferent duct 3.1 in the described gas approach runner 3 is located at except on acid tower 2 sidewalls, also is provided with high-pressure atomization shower nozzle 4 on the gas approach runner 3 of described efferent duct 3.1 belows.
It also comprises cesspool 13 and water purification installation 14, described acid tower 2 bottoms of removing are provided with slag-drip opening 2.1 and water inlet 2.2, described slag-drip opening 2.1 connects cesspool 13, and described cesspool 13 is connected with water purification installation 14 imports, and described water purification installation 14 outlets are connected with water inlet 2.2.The described acid tower 2 that removes also is provided with manhole 2.3, and in the case of necessary, the maintenance personal can enter except acid tower 2 maintenances by manhole 2.3.
Key of the present invention is: the one, and pulverized limestone is fully mixed in the first die cavity 4.4 and the second die cavity 4.5 with the die cavity that mixes that water is transported to high-pressure atomization shower nozzle 4, thereby solves the problem of fouling in the alkali lye conveying, precipitation, blocking pipeline; The 2nd, the structure of homemade high-pressure atomization shower nozzle 4.
It more than is preferred embodiment of the present invention; the invention is not restricted to above specific embodiment; all some variations of under inspiration of the present invention, doing; as increase the quantity of high-pressure atomization shower nozzle 4 and high-pressure atomization shower nozzle 4 is located at other position except acid tower 2; or flue gas enters from the bottom up; spray from top to bottom after 4 reversings of high-pressure atomization shower nozzle etc., all in protection scope of the present invention.
Claims (10)
1. deacidification desulfurizer, it comprises gas approach runner (1), except acid tower (2), exhanst gas outlet runner (3), described gas approach runner (1) and exhanst gas outlet runner (3) all are located at except on the acid tower (2), it is characterized in that: it also comprises the ash silo (5) that pulverized limestone is housed, feeder (6), bindiny mechanism (7), air compressor (8), gas powder carrier pipe (9), water pump (10), water pipe (11), multiple tube (12) and in be provided with the high-pressure atomization shower nozzle (4) that mixes die cavity, described ash silo (5) is connected with feeder (6), described feeder (6) is communicated with bindiny mechanism (7), described bindiny mechanism (7) is communicated with gas powder carrier pipe (9), and described gas powder carrier pipe (9) one ends are communicated with air compressor (8); Described gas powder carrier pipe (9) other end is communicated with multiple tube (12); Described water pump (10) is communicated with water pipe (11) one ends, and described water pipe (11) other end is communicated with multiple tube (12); Described multiple tube (12) is communicated with high-pressure atomization shower nozzle (4), and described high-pressure atomization shower nozzle (4) is located at outlet (1.1) middle part of gas approach runner (1).
2. deacidification desulfurizer according to claim 1, it is characterized in that: described high-pressure atomization shower nozzle (4) comprises atomizer (4.1), connector (4.2) and Connection Block (4.3), described connector (4.2) is connected to form the first die cavity (4.4) with Connection Block (4.3), described Connection Block (4.3) is connected to form the second die cavity (4.5) with atomizer (4.1), described Connection Block (4.3) is provided with gas powder through hole (4.3.1) and water inlet through hole (4.3.2), described gas powder through hole (4.3.1) and water inlet through hole (4.3.2) all are communicated with the first die cavity (4.4), described connector (4.2) is provided with intercommunicating pore (4.2.1), described the first die cavity (4.4) is communicated with by intercommunicating pore (4.2.1) with the second die cavity (4.5), and described atomizer (4.1) is provided with several spray-holes (4.1.1).
3. deacidification desulfurizer according to claim 2, it is characterized in that: the diameter of described spray-hole (4.1.1) is 2 ~ 5mm.
4. deacidification desulfurizer according to claim 2, it is characterized in that: described water inlet through hole (4.3.2) has a plurality of, and described a plurality of water inlet through holes (4.3.2) are evenly distributed on gas powder through hole (4.3.1) on every side.
5. deacidification desulfurizer according to claim 4, it is characterized in that: described water inlet through hole (4.3.2) diameter is 3 ~ 6mm, the diameter of described gas powder through hole (4.3.1) is 12 ~ 25mm, and the diameter of described intercommunicating pore (4.2.1) is 6 ~ 10mm.
6. deacidification desulfurizer according to claim 1, it is characterized in that: described multiple tube (12) comprises gas powder transfer passage pipe (12.1) and water passage pipe (12.2), described gas powder transfer passage pipe (12.1) is located at multiple tube (12) middle part, consists of water passage pipe (12.2) between described gas powder transfer passage pipe (12.1) outer tube wall and multiple tube (12) inner tubal wall.
7. deacidification desulfurizer according to claim 6, it is characterized in that: described multiple tube (12) is communicated with high-pressure atomization shower nozzle (4) and refers to, described multiple tube (12) end wall and the welding of Connection Block (4.3) end wall, described gas powder passage (12.1) cooperates with gas powder through hole (4.3.1) and gas powder passage (12.1) end face is not less than gas powder through hole (4.3.1), and described aquaporin (12.2) is communicated with water inlet through hole (4.3.2).
8. deacidification desulfurizer according to claim 1 is characterized in that: described pipe joint (12) is removable the connection with Connection Block (13), and described Connection Block (13) is removable the connection with atomizer (14).
9. deacidification desulfurizer according to claim 1, it is characterized in that: the efferent duct (3.1) in the described gas approach runner (3) is located at except on acid tower (2) sidewall, also is provided with high-pressure atomization shower nozzle (4) on the gas approach runner (3) of described efferent duct (3.1) below.
10. deacidification desulfurizer according to claim 1, it is characterized in that: it also comprises cesspool (13) and water purification installation (14), described acid tower (2) bottom of removing is provided with slag-drip opening (2.1) and water inlet (2.2), described slag-drip opening (2.1) connects cesspool (13), described cesspool (13) connects water purification installation (14) import, and described water purification installation (14) exports and is connected water inlet (2.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210512197.8A CN102989298B (en) | 2012-11-30 | 2012-11-30 | Acid-removing and desulfurizing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210512197.8A CN102989298B (en) | 2012-11-30 | 2012-11-30 | Acid-removing and desulfurizing device |
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| Publication Number | Publication Date |
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| CN102989298A true CN102989298A (en) | 2013-03-27 |
| CN102989298B CN102989298B (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210512197.8A Active CN102989298B (en) | 2012-11-30 | 2012-11-30 | Acid-removing and desulfurizing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105457796A (en) * | 2016-01-07 | 2016-04-06 | 浙江泰来环保科技有限公司 | Smoke deacidification atomizer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1471999A (en) * | 2003-05-16 | 2004-02-04 | 上海交通大学 | Multifluid alkaline fog generator smoke desulfuring method |
| CN201124077Y (en) * | 2007-11-04 | 2008-10-01 | 丁有农 | Atomized spray head for wet desulfurization and dust elimination |
| CN201168568Y (en) * | 2008-01-22 | 2008-12-24 | 上海中芬电气工程有限公司 | Water-lime powder combined spray gun |
-
2012
- 2012-11-30 CN CN201210512197.8A patent/CN102989298B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1471999A (en) * | 2003-05-16 | 2004-02-04 | 上海交通大学 | Multifluid alkaline fog generator smoke desulfuring method |
| CN201124077Y (en) * | 2007-11-04 | 2008-10-01 | 丁有农 | Atomized spray head for wet desulfurization and dust elimination |
| CN201168568Y (en) * | 2008-01-22 | 2008-12-24 | 上海中芬电气工程有限公司 | Water-lime powder combined spray gun |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105457796A (en) * | 2016-01-07 | 2016-04-06 | 浙江泰来环保科技有限公司 | Smoke deacidification atomizer |
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| CN102989298B (en) | 2014-08-13 |
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Effective date of registration: 20181120 Address after: 315176 No. 149 Ketai Road, Wangchun Industrial Park, Haishu District, Ningbo City, Zhejiang Province Patentee after: Ningbo Tailai environmental protection equipment Co., Ltd. Address before: 315176 No. 318 Fengcheng Road, Wangchun Industrial Park, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: Zhejiang Eco-Waste Technology Co., Ltd. |