CN214209922U - Flue gas desulfurization and denitrification equipment for environmental protection - Google Patents
Flue gas desulfurization and denitrification equipment for environmental protection Download PDFInfo
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- CN214209922U CN214209922U CN202022737365.6U CN202022737365U CN214209922U CN 214209922 U CN214209922 U CN 214209922U CN 202022737365 U CN202022737365 U CN 202022737365U CN 214209922 U CN214209922 U CN 214209922U
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Abstract
The utility model discloses a flue gas desulfurization denitration device for environmental protection, including dust removal case, purifying box and cooler bin, one side bottom of dust removal case is provided with pegs graft and has the intake pipe, and it has first pipeline to peg graft in the opposite side upper end, the one end and the purifying box fixed connection of first pipeline, it has the second pipeline to peg graft in one side of purifying box, the one end and the cooler bin of second pipeline are pegged graft, the purifying box sets up between dust removal case and cooler bin. The utility model discloses at inside raceway, water pump, shower nozzle and the guide plate of having add of purifying box, carry out primary purification treatment in the flue gas carries out the purifying tank, purify the back showy flue gas and drench and spray by the shower nozzle and carry out the secondary purification, the shower nozzle mixes the purification with the mode of spraying with the purifying liquid with the flue gas mutually, increased with the area of contact of flue gas, a plurality of guide plates form the flue gas of an S-shaped to simultaneously, increased the flue gas and improved the purifying effect of flue gas at the inside dwell time of purifying box.
Description
Technical Field
The utility model relates to a SOx/NOx control equipment technical field, concretely relates to flue gas SOx/NOx control equipment for environmental protection.
Background
Along with the gradual increase of environmental improvement dynamics, more and more enterprises need to purify the back just can discharge to the flue gas, will adopt flue gas desulfurization denitration technique usually. The flue gas desulfurization and denitration technology is a flue gas purification technology applied to industries of generating nitrogen oxides, sulfides and the like, and the nitrogen oxides and the sulfides are one of main sources of air pollution, so the technology is quite beneficial to environmental air purification.
The existing flue gas desulfurization and denitration generally adopts a method of introducing flue gas from the lower part of an absorption tower and absorbing nitrogen oxides and sulfides by an alkaline absorbent in the absorption tower to purify the flue gas, but the existing flue gas desulfurization and denitration usually has poor purification effect and low purification efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flue gas desulfurization denitration device for environmental protection to solve the adoption that proposes in the above-mentioned background art and let in the flue gas from the below of absorption tower, the alkaline absorbent in the absorption tower carries out absorptive method to nitrogen oxide and sulphide and realizes the purification of flue gas, nevertheless often purifying effect is poor, the low problem of purification efficiency.
In order to achieve the above object, the utility model provides a following technical scheme: a flue gas desulfurization and denitrification device for environmental protection comprises a dust removal box, a purification box and a cooling box, wherein an air inlet pipe is arranged at the bottom end of one side of the dust removal box in an inserted manner, a first pipeline is inserted at the upper end of the other side of the dust removal box, one end of the first pipeline is fixedly connected with the purification box, a second pipeline is inserted at one side of the purification box, one end of the second pipeline is inserted with the cooling box, the purification box is arranged between the dust removal box and the cooling box, the purification box comprises a purification tank, a water pipe, a water pump, a spray pipe, a spray nozzle and a guide plate, the bottom of the purification box is provided with the purification tank, one end of the water pipe penetrates through the bottom end of one side of the purification box and extends into the purification tank, the other end of the water pipe is sleeved with the input end of the water pump, the water pump is bolted at the upper end of one side of the purification box, the output end of the water pump is sleeved with the spray pipe, one end of the spray pipe penetrates through the upper end of the purification box and extends into the purification box, the bottom surface of shower is provided with the shower nozzle, the purifying box is inside to be provided with the guide plate.
Preferably, the dust removal case includes first filter screen, second filter screen, fixture block, collection ash box, dust removal mechanism, dust removal incasement portion both ends are provided with the fixture block, first filter screen and second filter screen pass through the fixture block setting at the dust removal incasement portion, one side bottom of first filter screen and second filter screen all is provided with the collection ash box, the upper end that one side of first filter screen and second filter screen is located the collection ash box all is provided with dust removal mechanism.
Preferably, dust removal mechanism includes fixed plate, mount pad, servo motor, threaded rod and slider, the both sides of first filter screen are provided with the fixed plate, the both ends bolted connection of fixed plate has the mount pad, one of them one side of mount pad is provided with servo motor, servo motor runs through one of them the mount pad is connected with the threaded rod transmission, the surface of threaded rod is provided with the slider, one side fixedly connected with of slider scrapes the pole, the bottom surface of scraping the pole is provided with the pappus brush.
Preferably, the cooling box includes cooling tank, gas-supply pipe and outlet duct, the cooling tank bottom is provided with the cooling tank, the one end and the second pipeline fixed connection of gas-supply pipe, the other end extend to inside the cooling tank, one side upper end of cooling box is provided with the outlet duct.
Preferably, the number of guide plates is a plurality of, and is a plurality of the guide plate is crisscross the setting inside the purifying box from top to bottom, wherein adjacent two all be provided with the shower nozzle between the guide plate.
Preferably, the first filter screen is arranged on one side close to the air inlet pipe, the second filter screen is arranged on one side of the first filter screen, and the first filter screen is arranged between the air inlet pipe and the second filter screen.
Preferably, a first induced draft fan is arranged in the first pipeline, and a second induced draft fan is arranged in the second pipeline.
Preferably, the quantity of shower nozzle is a plurality of, and is a plurality of the even equidistance of shower nozzle sets up in the bottom surface of shower.
Compared with the prior art, the utility model provides a flue gas desulfurization denitration device for environmental protection possesses following beneficial effect:
1. the utility model discloses at the inside raceway of having add of purifying box, a water pump, the shower, shower nozzle and guide plate, carry out primary purification treatment in the flue gas carries out the purifying tank, purify the gas on the back showy and drench and spray by the shower nozzle and carry out secondary purification, the shower nozzle mixes the purification with the mode and the flue gas of purifying liquid with the spraying mutually, increased the area of contact with the flue gas, a plurality of guide plates form the flue gas of an S-shaped to simultaneously, the dwell time of flue gas in the purifying box inside has been increased, at the purifying tank, under mutually supporting of shower nozzle and guide plate, the purifying effect of flue gas has been improved.
2. The utility model discloses set up dust removal mechanism in the dust removal case, carried out the dust removal processing to the filter screen surface under servo motor's drive, prevented that the dust from piling up early filter screen surface blockage and filtering to influence the efficiency of admitting air, add the draught fan in the pipeline of connecting again simultaneously, accelerated the flow speed of flue gas, thereby improved purification efficiency.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
FIG. 1 is a schematic structural view of a flue gas desulfurization and denitrification apparatus for environmental protection according to the present invention;
FIG. 2 is a schematic view of the structure of the purifying box of the present invention;
fig. 3 is a schematic view of a dust removing box structure provided by the present invention;
in the figure: 1. an air inlet pipe; 2. a dust removal box; 21. a first filter screen; 22. a second filter screen; 23. a clamping block; 24. a dust collecting box; 25. a dust removal mechanism; 251. a fixing plate; 252. a mounting seat; 253. a servo motor; 254. a threaded rod; 255. a slider; 256. a scraping rod; 3. a first conduit; 4. a purification box; 41. a purification tank; 42. a water delivery pipe; 43. a water pump; 44. a shower pipe; 45. a spray head; 46. a baffle; 5. a second conduit; 6. a cooling tank; 61. a cooling pool; 62. a gas delivery pipe; 63. an air outlet pipe; 7. a first induced draft fan; 8. and a second induced draft fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a flue gas desulfurization and denitrification device for environmental protection comprises a dust removal box 2, a purification box 4 and a cooling box 6, wherein an air inlet pipe 1 is arranged at the bottom end of one side of the dust removal box 2 in an inserted manner, a first pipeline 3 is inserted at the upper end of the other side, one end of the first pipeline 3 is fixedly connected with the purification box 4, the purification box 4 is fixedly connected with the dust removal box 2 through the first pipeline 3, a second pipeline 5 is inserted at one side of the purification box 4, one end of the second pipeline 5 is inserted with the cooling box 6, the cooling box 6 is fixedly connected with the purification box 4 through the second pipeline 5, the purification box 4 is arranged between the dust removal box 2 and the cooling box 6, the dust removal box 2 is fixedly connected with the cooling box 6 through the purification box 4, the purification box 4 comprises a filter tank 41, a water pipe 42, a water pump 43, a spray pipe 44, a spray nozzle 45 and a guide plate 46, the bottom of the purification box 4 is provided with a filter tank 41, and the purification liquid is arranged inside the purification tank 41, the one end of raceway 42 runs through 4 one sides of purifying box bottom and extends to inside 41 filtering ponds, the other end cup joints with water pump 43 input, water pump 43 bolted connection is in one side upper end of purifying box 4, shower 44 has been cup jointed to water pump 43's output, shower 44 one end runs through the upper end of purifying box 4 and extends to inside 4 purifying boxes, shower 44's bottom surface is provided with shower nozzle 45, water pump 43 takes the inside scavenging solution of purifying box 41 out through raceway 42, rethread shower 44 and shower nozzle 45 blowout, spun scavenging solution and flue gas once more mix the purification flue gas, the scavenging solution after the purification flows into purifying box 41 once more and recycles, reduce the wasting of resources, 4 inside guide plates 46 that are provided with of purifying box.
Specifically, dust removal case 2 includes first filter screen 21, second filter screen 22, fixture block 23, collection ash box 24, dust removal mechanism 25, the inside both ends of dust removal case 2 are provided with fixture block 23, first filter screen 21 and second filter screen 22 pass through fixture block 23 and set up inside dust removal case 2, one side bottom of first filter screen 21 and second filter screen 22 all is provided with collection ash box 24, the upper end that one side of first filter screen 21 and second filter screen 22 is located collection ash box 24 all is provided with dust removal mechanism 25, first filter screen 21 all is provided with dust removal mechanism 25 with the both sides of second filter screen 22, a dust particle for clearing up filter screen surface is accumulational, prevent filter screen blocking, and then influence work efficiency.
Specifically, dust removal mechanism 25 includes fixed plate 251, mount pad 252, servo motor 253, threaded rod 254 and slider 255, the both sides of first filter screen 21 are provided with fixed plate 251, the both ends bolted connection of fixed plate 251 has mount pad 252, one side of one of them mount pad 252 is provided with servo motor 253, servo motor 253 runs through one of them mount pad 252 and is connected with the transmission of threaded rod 254, the surface of threaded rod 254 is provided with slider 255, one side fixedly connected with of slider 255 scrapes pole 256, the bottom surface of scraping pole 256 is provided with the pappus brush, servo motor 253 rotates and drives threaded rod 254 and rotates, thereby make slider 255 remove on threaded rod 254 surface, then slider 255 drives and scrapes the pole 256 removal, make the pappus brush clear up the filter screen surface, prevent filter screen blocking.
Specifically, cooling box 6 includes cooling tank 61, gas-supply pipe 62 and outlet duct 63, and 6 bottoms in cooling box are provided with cooling tank 61, and the inside coolant liquid that is provided with of cooling tank 61, the one end and the 5 fixed connection of second pipeline of gas-supply pipe 62, the other end extend to inside cooling tank 61, and one side upper end of cooling box 6 is provided with outlet duct 63.
Specifically, the quantity of guide plate 46 is a plurality of, and a plurality of guide plates 46 stagger up and down and set up inside purifying box 4, and adjacent guide plate 46 sets up in purifying box 4 upper end one, and one sets up in purifying box 4 bottom, forms S-shaped flue gas pipeline, and guide plate 46 'S length is two-thirds of the box degree of depth, and remaining one-third' S space is used for the flue gas to pass through, wherein all is provided with shower nozzle 45 between two adjacent guide plates 46.
Specifically, first filter screen 21 sets up in the one side that is close to intake pipe 1, second filter screen 22 sets up the one side at first filter screen 21, first filter screen 21 sets up between intake pipe 1 and second filter screen 22, the pore size of first filter screen 21 and second filter screen 22 is inequality, first filter screen 1 is installed in intake pipe 1 one side, be used for filtering great dust particle, the dust casing that will filter falls into dust collecting box 24 inside, second filter screen 21 filters the pore size and is less than first filter screen 21 and filters the pore size, be used for filtering less dust particle, and fall into dust collecting box 24 inside with less dust casing.
Specifically, first pipeline 3 is inside to be provided with first draught fan 7, and second pipeline 5 is inside to be provided with second draught fan 8, and first draught fan 7 accelerates the flow of the inside flue gas of dust removal case 2, makes the faster entering purifying box 4 of flue gas purify, and second draught fan 8 accelerates the inside flue gas of purifying box 4 to flow, makes the faster inflow cooling box 6 of flue gas, and then outlet duct 63 discharges, has improved purification efficiency.
Specifically, the quantity of shower nozzle 45 is a plurality of, and the even equidistance of a plurality of shower nozzles 45 sets up on the bottom surface of shower 44, and a plurality of shower nozzles 45 spout the purifying liquid with vaporific form, and vaporific purifying liquid sprays the area extensively, improves the area of contact with the flue gas to improve purification efficiency.
The utility model discloses a theory of operation and use flow: when the utility model is reused, the flue gas enters the dust removing box 2 through the air inlet pipe 1, the dust particles in the flue gas are filtered through the first filter screen 21 and the second filter screen 22, then the dust removing mechanism 25 removes dust on the surface of the filter screen, the threaded rod 254 is driven to rotate through the rotation of the servo motor 253, so that the slider 255 moves on the surface of the threaded rod 254, then the slider 255 drives the scraping rod 256 to move, so that the soft brush cleans the surface of the filter screen, the filter screen is prevented from being blocked, the filtered flue gas enters the purifying box 4 under the action of the first draught fan 7, the flue gas is purified in the purifying tank 41 for the first time, when the flue gas floats to the upper part of the purifying tank 41, the water pump 43 extracts the purifying liquid in the purifying tank 41 through the water pipe 42, and then sprays out through the spraying pipe 44 and the spray nozzle 45, the secondary purifying treatment is carried out on the flue, the purification effect of flue gas is improved, then get into cooling tank 6 under the effect of second draught fan 8, the flue gas gets into cooling 61 pond under the effect of gas-supply pipe 62 and cools off to outlet duct 63 discharges at last.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a flue gas desulfurization denitration device for environmental protection, includes dust removal case (2), purifying box (4) and cooler bin (6), its characterized in that: the air inlet pipe (1) is arranged at the bottom end of one side of the dust removing box (2), the first pipeline (3) is spliced at the upper end of the other side, one end of the first pipeline (3) is fixedly connected with the purifying box (4), the second pipeline (5) is spliced at one side of the purifying box (4), one end of the second pipeline (5) is spliced with the cooling box (6), the purifying box (4) is arranged between the dust removing box (2) and the cooling box (6), the purifying box (4) comprises a purifying pool (41), a water pipe (42), a water pump (43), a spray pipe (44), a spray head (45) and a guide plate (46), the purifying pool (41) is arranged at the bottom of the purifying box (4), one end of the water pipe (42) penetrates through the bottom end of one side of the purifying box (4) and extends to the inside of the purifying pool (41), and the other end of the water pump (43) is sleeved with the input end of the water pump (43), water pump (43) bolted connection is in one side upper end of purifying box (4), shower (44) have been cup jointed to the output of water pump (43), shower (44) one end runs through the upper end of purifying box (4) and extends to inside purifying box (4), the bottom surface of shower (44) is provided with shower nozzle (45), inside guide plate (46) that is provided with of purifying box (4).
2. The flue gas desulfurization and denitrification facility for environmental protection according to claim 1, wherein: dust removal case (2) include first filter screen (21), second filter screen (22), fixture block (23), collection ash box (24), dust removal mechanism (25), the inside both ends of dust removal case (2) are provided with fixture block (23), first filter screen (21) and second filter screen (22) set up inside dust removal case (2) through fixture block (23), one side bottom of first filter screen (21) and second filter screen (22) all is provided with collection ash box (24), the upper end that one side of first filter screen (21) and second filter screen (22) is located collection ash box (24) all is provided with dust removal mechanism (25).
3. The flue gas desulfurization and denitrification apparatus for environmental protection according to claim 2, wherein: dust removal mechanism (25) are including fixed plate (251), mount pad (252), servo motor (253), threaded rod (254) and slider (255), the both sides of first filter screen (21) are provided with fixed plate (251), the both ends bolted connection of fixed plate (251) has mount pad (252), one of them one side of mount pad (252) is provided with servo motor (253), servo motor (253) run through one of them mount pad (252) and threaded rod (254) transmission connection, the surface of threaded rod (254) is provided with slider (255), one side fixedly connected with of slider (255) scrapes pole (256), the bottom surface of scraping pole (256) is provided with the pappus brush.
4. The flue gas desulfurization and denitrification facility for environmental protection according to claim 1, wherein: the cooling box (6) comprises a cooling pool (61), a gas pipe (62) and a gas outlet pipe (63), the cooling pool (61) is arranged at the bottom of the cooling box (6), one end of the gas pipe (62) is fixedly connected with the second pipeline (5), the other end of the gas pipe extends to the inside of the cooling pool (61), and the gas outlet pipe (63) is arranged at the upper end of one side of the cooling box (6).
5. The flue gas desulfurization and denitrification facility for environmental protection according to claim 1, wherein: the quantity of guide plate (46) is a plurality of, and is a plurality of guide plate (46) crisscross setting is inside purifying box (4) from top to bottom, wherein adjacent two all be provided with shower nozzle (45) between guide plate (46).
6. The flue gas desulfurization and denitrification apparatus for environmental protection according to claim 2, wherein: first filter screen (21) set up in the one side that is close to intake pipe (1), second filter screen (22) set up in one side of first filter screen (21), first filter screen (21) set up between intake pipe (1) and second filter screen (22).
7. The flue gas desulfurization and denitrification facility for environmental protection according to claim 1, wherein: the first pipeline (3) is internally provided with a first draught fan (7), and the second pipeline (5) is internally provided with a second draught fan (8).
8. The flue gas desulfurization and denitrification facility for environmental protection according to claim 1, wherein: the quantity of shower nozzle (45) is a plurality of, and is a plurality of even equidistance setting of shower nozzle (45) is at the bottom surface of shower (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022737365.6U CN214209922U (en) | 2020-11-24 | 2020-11-24 | Flue gas desulfurization and denitrification equipment for environmental protection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022737365.6U CN214209922U (en) | 2020-11-24 | 2020-11-24 | Flue gas desulfurization and denitrification equipment for environmental protection |
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| CN214209922U true CN214209922U (en) | 2021-09-17 |
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| CN202022737365.6U Active CN214209922U (en) | 2020-11-24 | 2020-11-24 | Flue gas desulfurization and denitrification equipment for environmental protection |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114931817A (en) * | 2022-07-20 | 2022-08-23 | 汕头中圣科营热电有限公司 | Water curtain type dust removal, desulfurization and denitrification device and denitrification method for flue gas of coal-fired boiler |
| CN115245724A (en) * | 2022-02-14 | 2022-10-28 | 太原工业学院 | Chemical waste gas purifying and dedusting device and method |
-
2020
- 2020-11-24 CN CN202022737365.6U patent/CN214209922U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115245724A (en) * | 2022-02-14 | 2022-10-28 | 太原工业学院 | Chemical waste gas purifying and dedusting device and method |
| CN114931817A (en) * | 2022-07-20 | 2022-08-23 | 汕头中圣科营热电有限公司 | Water curtain type dust removal, desulfurization and denitrification device and denitrification method for flue gas of coal-fired boiler |
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