CN213610658U - A high-efficient SOx/NOx control device for industrial flue - Google Patents

A high-efficient SOx/NOx control device for industrial flue Download PDF

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CN213610658U
CN213610658U CN202021658281.7U CN202021658281U CN213610658U CN 213610658 U CN213610658 U CN 213610658U CN 202021658281 U CN202021658281 U CN 202021658281U CN 213610658 U CN213610658 U CN 213610658U
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plate
range
pipe
extension
waste gas
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董仕宏
吴倩倩
张世忠
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Suzhou Shijing Technology Co.,Ltd.
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Suzhou Shijing Environmental Technology Co Ltd
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Abstract

The utility model discloses a high-efficient SOx/NOx control device for industrial flue, include: the device comprises a shell and a detection backflow piece, wherein the detection backflow piece comprises an exhaust pipe, an air quality detector, an electromagnetic valve, a backflow pipe and a circulating fan; the waste gas pretreatment device comprises a waste gas pretreatment part, a waste gas conveying branch pipe, a waste gas input nozzle, a waste gas conveying main pipe and an anti-backflow pipe, wherein the waste gas pretreatment part comprises a fixed frame, the waste gas conveying branch pipe, the waste gas input nozzle, the waste gas conveying main pipe and the anti-backflow pipe; the range extending piece comprises a first range extending piece, a second range extending piece, a third range extending piece and a fourth range extending piece, and the first range extending piece, the second range extending piece, the third range extending piece and the fourth range extending piece are all arranged on the shell; desulfurization denitration spare, desulfurization denitration spare include the spraying piece and spray the piece. The utility model discloses can show and increase the exhaust gas motion stroke, can show and improve exhaust gas desulfurization denitration efficiency, show and reduce SOx/NOx control liquid use amount and reduce SOx/NOx control cost.

Description

A high-efficient SOx/NOx control device for industrial flue
Technical Field
The utility model relates to an environmental engineering technical field, more specifically say, the utility model relates to a high-efficient SOx/NOx control device for industrial flue.
Background
The ministry of environmental protection, 6.27.2012 and the national quality supervision and inspection bureau issue "emission standards of pollutants for coking chemical industry" together, which stipulate the emission concentration of coke oven chimney, that is, the emission concentrations of sulfur dioxide, nitrogen oxides and the like in the flue gas of coke oven are required: from 10/1/2012 to 12/31/2014, the limit value of the sulfur dioxide emission concentration of the coke oven chimney of the existing enterprise is 100mg/m3, and the limit value of the nitrogen oxide emission concentration is 800mg/m 3; newly built enterprises in the year of 2012, 10 and 1 and the existing enterprises in the year of 2015, 1 and 1 are started, the limit value of the sulfur dioxide emission concentration of the coke oven chimney is 50mg/m3, and the limit value of the nitrogen oxide emission concentration is 500mg/m 3; the emission limits are in particular 30mg/m3 for sulphur dioxide and 150mg/m3 for nitrogen oxides. For years, coking production enterprises in China all adopt a direct discharge form for flue gas of a focusing way; according to the detection of the environmental protection department, the concentration of sulfur dioxide and nitrogen oxide in the discharged waste gas can not meet the regulation of the standard in most cases. Therefore, the desulfurization and denitration modification of the coke oven flue gas is urgent and imperative.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a high-efficient SOx/NOx control device for industrial flue specifically adopts following technical scheme:
a high-efficient SOx/NOx control device for industrial flue includes:
a housing having a tubular shape;
the detection backflow piece is arranged on the shell and comprises an exhaust pipe, an air quality detector, an electromagnetic valve, a backflow pipe and a circulating fan, wherein the exhaust pipe and the backflow pipe are arranged on the shell, the air quality detector and the electromagnetic valve are arranged on the exhaust pipe, and the circulating fan is arranged on the backflow pipe;
the waste gas pretreatment device comprises a fixed frame, a waste gas conveying branch pipe, a waste gas input nozzle, a waste gas conveying main pipe and an anti-backflow pipe, wherein the fixed frame and the waste gas conveying main pipe are arranged on the shell;
the range extending piece is arranged on the shell and comprises a first range extending piece, a second range extending piece, a third range extending piece and a fourth range extending piece, and the first range extending piece, the second range extending piece, the third range extending piece and the fourth range extending piece are all arranged on the shell;
and the desulfurization and denitrification part is arranged on the shell and comprises a spray part and a spray part, the spray part is arranged on the extension part, and the spray part is arranged on the shell.
Preferably, both end faces of the shell are closed, an exhaust through hole is formed in one end face of the shell, a backflow through hole, an exhaust gas conveying through hole and a pulp discharging through hole are formed in the side wall of the shell, and a pulp discharging pipe is embedded in the pulp discharging through hole.
Preferably, the exhaust pipe is Y-shaped, and one end of the exhaust pipe is embedded in the exhaust through hole; the air quality detector is arranged in a pipeline at one end of the exhaust pipe; the electromagnetic valves comprise a first electromagnetic valve and a second electromagnetic valve, and the first electromagnetic valve and the second electromagnetic valve are correspondingly arranged in the pipelines at the other two ends of the exhaust pipe one by one; one end of the return pipe is communicated with one end of the exhaust pipe provided with the second electromagnetic valve, and the other end of the return pipe is embedded in the return through hole.
Preferably, the fixing frame comprises a plurality of fixing rods, and the fixing rods are horizontally and fixedly arranged on the inner side wall of the other end of the shell in a crossed manner; the waste gas conveying branch pipes are in a circular pipe shape, the waste gas conveying branch pipes are provided with a plurality of waste gas conveying branch pipes, the large radiuses of the waste gas conveying branch pipes are different, and the waste gas conveying branch pipes are uniformly distributed on the fixing frame around the same circle center; the waste gas input nozzle is in a reducing pipe shape, and the big end of the waste gas input nozzle is connected to the waste gas conveying branch pipe in a penetrating way; the waste gas input nozzles are arranged in plurality and are uniformly distributed on the waste gas conveying branch pipes, and one end pipe of the waste gas conveying main pipe passes through the waste gas conveying through hole and then is communicated with the waste gas conveying branch pipes; the backflow prevention pipe is in an inverted U shape, and one end of the backflow prevention pipe is communicated with the other end of the waste gas conveying main pipe.
Preferably, the first range extending piece comprises a first range extending plate, a first water seal pipe and a first range extending plate, the first range extending plate is arranged on the shell, and the first water seal pipe and the first range extending plate are both arranged on the first range extending plate; the first range extending plate is in an oval plate shape, the long axis of the first range extending plate is larger than the inner diameter of the shell, the first range extending plate is obliquely and fixedly arranged in the shell, and the included angle between the long axis of the first range extending plate and the end face of the shell is not less than 45 degrees; one end of the first extension plate is provided with a plurality of first extension through holes, and the sum of the areas of the first extension through holes is larger than the sectional area of the waste gas conveying main pipe; the other end of the first extension plate is provided with a first drainage through hole, and the height of the first drainage through hole is smaller than that of the first extension through hole; the first water seal pipe is U-shaped, and one end of the first water seal pipe is embedded in the first drainage through hole;
the first range-extending plate is rectangular plate-shaped, the side edge of the first range-extending plate is vertically and fixedly arranged on the upper surface of the first range-extending plate, the first range-extending plate is provided with a plurality of range-extending plates, and the plurality of range-extending plates are mutually parallel and fixedly arranged on the upper surface of the first range-extending plate; and a first fluid through hole is formed in the joint of each first range extending plate and the corresponding first range extending plate, the diameter of each first fluid through hole is not more than 8mm, and the number of the first fluid through holes is not less than 20.
Preferably, the second range extending piece comprises a second range extending plate, a second range extending plate and a third range extending plate, the second range extending plate is arranged on the shell, and the second range extending plate and the third range extending plate are both arranged on the second range extending plate; the second range extending plate is in an elliptic plate shape, the long axis of the second range extending plate is larger than the inner diameter of the shell, the second range extending plate is obliquely and fixedly arranged in the shell, and the included angle between the long axis of the second range extending plate and the end face of the shell is not less than 45 degrees; one end of the second extension plate is higher than the other end of the second extension plate, a second extension through hole and a second liquid drainage through hole are formed in the other end of the second extension plate, and the second liquid drainage through hole is lower than the second extension through hole in height; the second extension through holes are multiple, and the sum of the areas of the second extension through holes is larger than the sectional area of the waste gas conveying main pipe; the second range increasing plates are rectangular plates, the side edges of the second range increasing plates are vertically and fixedly arranged on the upper surfaces of the second range increasing plates, the second range increasing plates are arranged in a plurality, and the second range increasing plates are mutually parallel and fixedly arranged on the upper surfaces of the second range increasing plates; a second flow through hole is formed in the joint of each second range extending plate and the corresponding second range extending plate, the diameter of each second flow through hole is not more than 8mm, and the number of the second flow through holes is not less than 20; the third range-extending plate is rectangular plate-shaped, the side edge of the third range-extending plate is vertically and fixedly arranged on the lower surface of the second range-extending plate, the third range-extending plates are arranged in a plurality, the third range-extending plates are mutually parallel and fixedly arranged on the lower surface of the second range-extending plate, and meanwhile, the third range-extending plates and the first range-extending plates are distributed in an interactive mode.
Preferably, the third range extending piece comprises a third range extending plate, a second water seal pipe, a fourth range extending plate and a fifth range extending plate, the third range extending plate is arranged on the shell, and the second water seal pipe, the fourth range extending plate and the fifth range extending plate are all arranged on the third range extending plate; the third stroke extension plate is in an elliptic plate shape, the long axis of the third stroke extension plate is larger than the inner diameter of the shell, the third stroke extension plate is obliquely and fixedly arranged in the shell, and the included angle between the long axis of the third stroke extension plate and the end face of the shell is not less than 45 degrees; a plurality of third extension through holes are formed in one end of the third extension plate, and the sum of the areas of the third extension through holes is larger than the sectional area of the waste gas conveying main pipe; a third liquid drainage through hole is formed in the other end of the third extension plate, and the height of the third liquid drainage through hole is smaller than that of the third extension through hole; the second water seal pipe is U-shaped, and one end of the second water seal pipe is embedded in the third liquid discharge through hole;
the fourth range-extending plates are rectangular plates, the side edges of the fourth range-extending plates are vertically and fixedly arranged on the upper surface of the third range-extending plate, the number of the fourth range-extending plates is multiple, and the multiple fourth range-extending plates are mutually parallel and fixedly arranged on the upper surface of the third range-extending plate; a third liquid flow through hole is formed in the joint of each fourth range extending plate and the third range extending plate, the diameter of each third liquid flow through hole is not more than 8mm, and the number of the third liquid flow through holes is not less than 20; the fifth range-increasing plate is rectangular plate-shaped, and the side edge of the fifth range-increasing plate is vertically and fixedly arranged on the lower surface of the third range-increasing plate; the fifth range extending plates are arranged in a plurality, the fifth range extending plates are parallel to each other and fixedly arranged on the lower surfaces of the third range extending plates, and meanwhile the fifth range extending plates and the second range extending plates are distributed in an interactive mode.
Preferably, the fourth range extending piece comprises a fourth range extending plate and a sixth range extending plate, the fourth range extending plate is arranged on the shell, and the sixth range extending plate is arranged on the fourth range extending plate; the fourth stroke extension plate is in an elliptic plate shape, the long axis of the fourth stroke extension plate is larger than the inner diameter of the shell, the fourth stroke extension plate is obliquely and fixedly arranged in the shell, and the included angle between the long axis of the fourth stroke extension plate and the end face of the shell is not less than 45 degrees; one end of the fourth extending plate is higher than the other end of the fourth extending plate, a fourth extending through hole and a fourth liquid drainage through hole are formed in the other end of the fourth extending plate, and the height of the fourth liquid drainage through hole is lower than that of the fourth extending through hole; the fourth extension through holes are multiple, and the sum of the areas of the fourth extension through holes is larger than the sectional area of the waste gas conveying main pipe; the sixth stroke increasing plate is rectangular plate-shaped, and the side edge of the sixth stroke increasing plate is vertically and fixedly arranged on the lower surface of the fourth stroke increasing plate; the sixth range extending plate is provided with a plurality of sixth range extending plates, the sixth range extending plates are parallel to each other and fixedly arranged on the lower surface of the fourth range extending plate, and meanwhile the sixth range extending plates and the fourth range extending plates are distributed in an interactive mode.
Preferably, the spraying part comprises a spraying branch pipe, a spraying head, a spraying communicating pipe and a spraying main pipe, the spraying branch pipe is arranged on the extension part, the spraying head and the spraying communicating pipe are both arranged on the spraying branch pipe, and the spraying main pipe is arranged on the spraying communicating pipe; the spraying branch pipes are uniformly distributed and fixedly arranged on the lower surfaces of the second extension plate, the third extension plate and the fourth extension plate, and one end of each spraying branch pipe penetrates through the shell; the plurality of spray heads are uniformly distributed and fixedly arranged on the plurality of spray branch pipes; the three spraying communicating pipes are arranged and correspondingly penetrate through one end of the spraying branch pipe on the second stroke extension plate, the third stroke extension plate and the fourth stroke extension plate one by one; one end of the spray main pipe is respectively communicated with the three spray communicating pipes.
Preferably, the spraying part comprises a spraying branch pipe, a spraying head, a spraying communicating pipe and a spraying main pipe, wherein the spraying branch pipe and the spraying communicating pipe are both arranged on the shell, the spraying head is arranged on the spraying branch pipe, and the spraying main pipe is arranged on the spraying communicating pipe; the spraying branch pipes are in a circular tube shape, a plurality of spraying branch pipes are arranged, and the spraying branch pipes are fixedly arranged on the shell below the first stroke extending plate and above the fourth stroke extending plate respectively; the spraying heads are arranged in plurality and are uniformly distributed on the spraying branch pipes; a plurality of spraying communicating pipes are arranged, one end of each spraying communicating pipe is correspondingly communicated with the spraying branch pipe one by one, and the other end of each spraying communicating pipe penetrates through the shell; one end of the spray main pipe is communicated with the other end of the spray communicating pipe respectively.
The utility model discloses at least, include following beneficial effect:
1) the high-efficiency desulfurization and denitrification device for the industrial flue has reasonable structural design, compact structure, small occupied area and high space utilization rate, can obviously increase the movement stroke of the waste gas, can obviously improve the desulfurization and denitrification efficiency of the waste gas, and obviously reduces the use amount of desulfurization and denitrification liquid and the desulfurization and denitrification cost;
2) the utility model discloses a high-efficient SOx/NOx control device for industrial flue has set up and has extended the journey piece, extend the journey piece including first journey piece, second journey piece, third journey piece and fourth journey piece, first journey piece includes first journey board and the first journey board that increases, the second journey piece includes second journey board, second journey board and third journey board that increases, the third journey piece includes third journey board, fourth journey board and fifth journey board that increases, the fourth journey piece includes fourth journey board and sixth journey board that increases; the first extension plate and the second extension plate can form a first inclined waste gas channel, the second extension plate and the third extension plate can form a second inclined waste gas channel, and the third extension plate and the fourth extension plate can also form a third inclined waste gas channel; the first inclined waste gas channel, the second inclined waste gas channel and the third inclined waste gas channel can obviously increase the flow stroke of waste gas in the shell; the first range increasing plate and the third range increasing plate divide a first inclined waste gas channel into Z-shaped channels, the second range increasing plate and the fifth range increasing plate divide a second inclined waste gas channel into Z-shaped channels, and the fourth range increasing plate and the sixth range increasing plate divide a third inclined waste gas channel into Z-shaped channels, so that the flow stroke of waste gas in the shell is further increased, the reaction sufficiency of the waste gas and the desulfurization and denitrification liquid and the desulfurization and denitrification efficiency of the waste gas are remarkably improved, and the use amount of the desulfurization and denitrification liquid and the desulfurization and denitrification cost are remarkably reduced;
3) the utility model discloses a high-efficient SOx/NOx control device for industrial flue has set up exhaust gas pretreatment spare, exhaust gas pretreatment spare includes mount, waste gas transport branch pipe, waste gas input mouth, waste gas transport main pipe and prevents the back flow, waste gas input mouth floods all the time in the thick liquid, and waste gas is in the back by thick liquid SOx/NOx control preliminary treatment in preventing back flow, waste gas transport main pipe, waste gas transport branch pipe and the waste gas input mouth entering casing, further improves waste gas SOx/NOx control efficiency, has further reduced SOx/NOx control liquid use amount and SOx/NOx control cost.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic view of the three-dimensional structure of the high-efficiency desulfurization and denitrification device for the industrial flue of the present invention;
FIG. 2 is a front view of a vertical section of the high-efficiency desulfurization and denitrification device for an industrial flue of the present invention;
FIG. 3 is a schematic view of the vertical section left-side perspective structure of the high-efficiency desulfurization and denitrification device for industrial flue of the present invention;
fig. 4 is the utility model discloses a three-dimensional structure schematic diagram is looked at to high-efficient SOx/NOx control device vertical section right side for industrial flue.
Wherein: 1-shell, 2-slurry discharge pipe, 3-exhaust pipe, 4-air quality detector, 5-return pipe, 6-circulating fan, 7-first electromagnetic valve, 8-second electromagnetic valve, 10-waste gas conveying branch pipe, 11-third range extending through hole, 12-waste gas conveying main pipe, 13-backflow preventing pipe, 14-first range extending plate, 15-first water seal pipe, 16-first range extending plate, 17-first range extending through hole, 18-second range extending plate, 19-second range extending plate, 20-third range extending plate, 21-second range extending through hole, 22-second liquid discharge through hole, 24-third range extending plate, 25-second water seal pipe, 26-fourth range extending plate, 27-fifth range extending plate, 28-fourth range extending plate, 29-a sixth range-increasing plate, 30-a fourth range-extending through hole, 31-a fourth liquid-discharging through hole, 32-a spray branch pipe, 34-a spray communicating pipe, 35-a spray main pipe, 36-a spray branch pipe, 37-a spray header, 38-a spray communicating pipe, 39-a spray main pipe and 40-a demister.
Detailed Description
The technical solution of the present invention will be described in detail by way of embodiments with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.
The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.
According to the drawings of fig. 1-4, a high-efficiency desulfurization and denitrification device for an industrial flue comprises a shell 1, a detection backflow piece, a waste gas pretreatment piece, an extension piece and a desulfurization and denitrification piece, wherein the detection backflow piece, the waste gas pretreatment piece, the extension piece and the desulfurization and denitrification piece are all arranged on the shell 1. The casing 1 is the tubulose, 1 both ends face of casing is all sealed, be provided with the exhaust through hole on 1 terminal surface of casing, be provided with backward flow through hole, waste gas transport through hole and row thick liquid through hole on the casing 1 lateral wall, arrange that thick liquid through hole embeds and be equipped with row thick liquid pipe 2, arrange thick liquid pipe 2 and be used for discharging the unnecessary thick liquid in casing 1 bottom.
Detect the backward flow piece and include blast pipe 3, air quality detector 4, solenoid valve, back flow 5 and circulating fan 6, blast pipe 3 with back flow 5 all sets up on the casing 1, air quality detector 4 with the solenoid valve all sets up on blast pipe 3, circulating fan 6 sets up on the back flow 5. The exhaust pipe 3 is Y-shaped, and one end of the exhaust pipe 3 is embedded in the exhaust through hole. The air quality detector 4 is arranged in a pipeline at one end of the exhaust pipe 3, and specifically, the model of the air quality detector 4 is XJ23-BII air quality detector 4. The electromagnetic valves comprise a first electromagnetic valve 7 and a second electromagnetic valve 8, and the first electromagnetic valve 7 and the second electromagnetic valve 8 are correspondingly arranged in the pipelines at the other two ends of the exhaust pipe 3 one by one. One end of the return pipe 5 is communicated with one end of the exhaust pipe 3 provided with the second electromagnetic valve 8, and the other end of the return pipe 5 is embedded in the return through hole.
The waste gas pretreatment piece includes mount, waste gas transport branch pipe 10, waste gas input mouth, waste gas transport main pipe 12 and backflow prevention pipe 13, the mount with waste gas transport main pipe 12 all sets up on the casing 1, waste gas transport branch pipe 10 sets up on the mount, waste gas input mouth sets up on waste gas transport branch pipe 10, backflow prevention pipe 13 sets up on the waste gas transport main pipe 12.
The fixing frame comprises two fixing rods, and the two fixing rods are horizontally and fixedly arranged on the inner side wall of the other end of the shell 1 in a crossed mode. The waste gas conveying branch pipes 10 are in a circular pipe shape, the waste gas conveying branch pipes 10 are four, the large radiuses of the waste gas conveying branch pipes 10 are different, and the waste gas conveying branch pipes 10 are evenly distributed on the fixing frame around the same circle center. The waste gas input nozzle is in a reducing pipe shape, and the big end of the waste gas input nozzle is connected to the waste gas conveying branch pipe 10 in a penetrating mode. Fifty one exhaust gas inlet nozzles are arranged, and fifty one exhaust gas inlet nozzles are uniformly distributed on the four exhaust gas conveying branch pipes 10. One end pipe of the waste gas conveying main pipe 12 passes through the waste gas conveying through hole and then is communicated with the four waste gas conveying branch pipes 10.
The backflow prevention pipe 13 is in an inverted U shape, the height of the backflow prevention pipe 13 is larger than the height of the horizontal plane of the slurry, one end of the backflow prevention pipe 13 is communicated with the other end of the waste gas conveying main pipe 12, and the other end of the backflow prevention pipe 13 is communicated with the waste gas conveying pipe. Waste gas gets into through exhaust duct, backflow prevention pipe 13, waste gas transport main pipe 12, waste gas transport branch pipe 10 and waste gas input mouth in the thick liquid, carry out SOx/NOx control preliminary treatment through the thick liquid to waste gas, can show improvement waste gas denitration efficiency, reduce SOx/NOx control liquid use amount and reduce SOx/NOx control cost. Because the exhaust gas input mouth is provided with fifty one to evenly distributed can show and improve the exhaust gas and be in casing 1 internal distribution homogeneity, and then show and improve the direct exhaust gas desulfurization denitration efficiency of desulfurization denitration liquid. The backflow preventing pipe 13 prevents the slurry from flowing into the offgas duct along the offgas inlet nozzle, the offgas duct 10, and the offgas duct main 12.
The range extending pieces comprise a first range extending piece, a second range extending piece, a third range extending piece and a fourth range extending piece, and the first range extending piece, the second range extending piece, the third range extending piece and the fourth range extending piece are all arranged on the shell 1. The first range extending piece comprises a first range extending plate 14, a first water seal pipe 15 and a first range extending plate 16, the first range extending plate 14 is arranged on the shell 1, and the first water seal pipe 15 and the first range extending plate 16 are both arranged on the first range extending plate 14.
The first stroke extension plate 14 is in an elliptical plate shape, the short axis of the first stroke extension plate 14 is the same as the inner diameter of the shell 1, the long axis of the first stroke extension plate 14 is larger than the inner diameter of the shell 1, the first stroke extension plate 14 is obliquely and fixedly arranged in the shell 1, and the included angle between the long axis of the first stroke extension plate 14 and the end face of the shell 1 is not less than 45 degrees. One end of the first extension plate 14 is provided with three first extension through holes 17, the three first extension through holes 17 are transversely arranged along the first extension plate 14, and the sum of the areas of the three first extension through holes is larger than the sectional area of the exhaust gas conveying main pipe 12. The other end of the first extension plate 14 is provided with a first drainage through hole, and the height of the first drainage through hole is smaller than that of the first extension through hole 17. The first water seal pipe 15 is U-shaped, and one end of the first water seal pipe 15 is embedded in the first drainage through hole. The liquid on the upper side of the first extension plate 14 flows into the shell 1 on the lower side of the first extension plate 14 through the first drainage through hole and the first water seal pipe 15. A section of water column is reserved in the first water seal pipe 15 all the time to be used as a water seal layer, so that waste gas on the lower side of the first extending plate 14 is prevented from entering the upper side of the first extending plate 14 through the first water seal pipe 15.
The first range extending plate 16 is rectangular plate-shaped, the side edge of the first range extending plate 16 is vertically and fixedly arranged on the upper surface of the first range extending plate 14, and the first range extending plate 16 is longitudinally parallel to the first range extending plate 14 in the transverse direction. The number of the first range extending plates 16 is three, and the three first range extending plates 16 are mutually parallel and fixedly arranged on the upper surface of the first range extending plate 14. Each first range extending plate 16 is provided with a first fluid through hole at the joint with the first range extending plate 14, the diameter of each first fluid through hole is not more than 8mm, and the number of the first fluid through holes is not less than 20. The first fluid through hole is used for flowing the fluid from one end of the first extension plate 14 to the other end of the first extension plate 14.
The second range extending piece comprises a second range extending plate 18, a second range extending plate 19 and a third range extending plate 20, the second range extending plate 18 is arranged on the shell 1, and the second range extending plate 19 and the third range extending plate 20 are both arranged on the second range extending plate 18. The second range extending plate 18 is in an elliptical plate shape, the short axis of the second range extending plate 18 is the same as the inner diameter of the shell 1, the long axis of the second range extending plate 18 is larger than the inner diameter of the shell 1, the second range extending plate 18 is obliquely and fixedly arranged in the shell 1, and the included angle between the long axis of the second range extending plate 18 and the end face of the shell 1 is not less than 45 degrees. One end of the second extending plate 18 is higher than the other end of the second extending plate 18, a second extending through hole 21 and a second liquid drainage through hole 22 are formed in the other end of the second extending plate 18, and the second liquid drainage through hole 22 is lower than the second extending through hole 21 in height. The number of the second extension through holes 21 is three, and the sum of the areas of the three second extension through holes 21 is larger than the sectional area of the waste gas conveying main pipe 12. The second range increasing plate 19 is rectangular plate-shaped, the side edge of the second range increasing plate 19 is vertically and fixedly arranged on the upper surface of the second range extending plate 18, and the second range increasing plate 19 is longitudinally parallel to the second range extending plate 18 in the transverse direction. The number of the second range extending plates 19 is three, and the three second range extending plates 19 are mutually parallel and fixedly arranged on the upper surface of the second range extending plate 18. And a second flow through hole is formed in the joint of each second range extending plate 19 and the second range extending plate 18, the diameter of each second flow through hole is not more than 8mm, and the number of the second flow through holes is not less than 20. The second fluid through hole is used for flowing the fluid from one end of the second extension plate 18 to the other end of the second extension plate 18. The third range increasing plate 20 is rectangular plate-shaped, the side edge of the third range increasing plate 20 is vertically and fixedly arranged on the lower surface of the second range increasing plate 18, and the third range increasing plate 20 is longitudinally parallel to the second range increasing plate 18 in the transverse direction. The number of the third range extending plates 20 is three, the three third range extending plates 20 are mutually parallel and fixedly arranged on the lower surface of the second range extending plate 18, and meanwhile, the third range extending plates 20 and the first range extending plate 16 are distributed in an alternating mode. When the waste gas flows from one end of the first range extending plate 14 to the other end, the first range extending plate 16 and the third range extending plate 20 are distributed in an interactive mode, so that a channel formed by the first range extending plate 14 and the second range extending plate 18 can be divided into Z-shaped channels, the flow stroke of the waste gas in the shell 1 is effectively prolonged, the waste gas flows in the shell 1 for a longer time under the condition of constant flow speed of the waste gas, the waste gas reacts with the desulfurization and denitrification liquid more fully, the desulfurization and denitrification efficiency of the waste gas is improved, the use amount of the desulfurization and denitrification liquid and the desulfurization and denitrification cost of the waste gas are reduced, and meanwhile, the efficient desulfurization and denitrification device for the industrial flue is more compact in structure, small in size, small in occupied area and high in space utilization rate.
The third range extending piece comprises a third range extending plate 24, a second water seal pipe 25, a fourth range extending plate 26 and a fifth range extending plate 27, the third range extending plate 24 is arranged on the shell 1, and the second water seal pipe 25, the fourth range extending plate 26 and the fifth range extending plate 27 are all arranged on the third range extending plate 24. The third stroke extension plate 24 is in an elliptical plate shape, the short axis of the third stroke extension plate 24 is the same as the inner diameter of the shell 1, the long axis of the third stroke extension plate 24 is larger than the inner diameter of the shell 1, the third stroke extension plate 24 is obliquely and fixedly arranged in the shell 1, and the included angle between the long axis of the third stroke extension plate 24 and the end face of the shell 1 is not less than 45 degrees.
One end of the third extension plate 24 is provided with three third extension through holes 11, the three third extension through holes 11 are transversely arranged along the third extension plate 24, and the sum of the areas of the three third extension through holes is larger than the sectional area of the exhaust gas conveying main pipe 12. The other end of the third extending plate 24 is provided with a third liquid drainage through hole, and the height of the third liquid drainage through hole is smaller than that of the third extending through hole 11. The second water seal pipe 25 is U-shaped, and one end of the second water seal pipe 25 is embedded in the third liquid discharge through hole. The liquid on the upper side of the third extending plate 24 flows into the shell 1 on the lower side of the third extending plate 24 through the second water seal pipe 25 through the third liquid drainage through hole. One section of water column is reserved in the second water seal pipe 25 all the time to be used as a water seal layer, so that waste gas on the lower side of the third extension plate 24 is prevented from entering the upper side of the third extension plate 24 through the second water seal pipe 25.
The fourth range increasing plate 26 is rectangular plate-shaped, the side edge of the fourth range increasing plate 26 is vertically and fixedly arranged on the upper surface of the third range increasing plate 24, and the fourth range increasing plate 26 is longitudinally parallel to the third range increasing plate 24 in the transverse direction. The number of the fourth range extending plates 26 is three, and the three fourth range extending plates 26 are mutually parallel and fixedly arranged on the upper surface of the third range extending plate 24. And a third fluid through hole is formed in the joint of each fourth range extending plate 26 and the third range extending plate 24, the diameter of each third fluid through hole is not more than 8mm, and the number of the third fluid through holes is not less than 20. The third fluid through hole is used for flowing the fluid from one end of the third extension plate 24 to the other end of the third extension plate 24. The fifth range increasing plate 27 is rectangular plate-shaped, the side edge of the fifth range increasing plate 27 is vertically and fixedly arranged on the lower surface of the third range increasing plate 24, and the fifth range increasing plate 27 is longitudinally parallel to the third range increasing plate 24 in the transverse direction. The number of the fifth range extending plates 27 is three, the three fifth range extending plates 27 are mutually parallel and fixedly arranged on the lower surface of the third range extending plate 24, and meanwhile, the fifth range extending plates 27 and the second range extending plates 19 are distributed in an alternating manner. The second range-increasing plate 19 and the fifth range-increasing plate 27 are distributed in an interactive manner to separate a channel formed by the second range-increasing plate 18 and the third range-increasing plate 24 into a zigzag channel, so that the flow stroke of the waste gas in the shell 1 is effectively prolonged, the flow time of the waste gas in the shell 11 is longer under the condition of constant flow speed of the waste gas, the waste gas reacts with the desulfurization and denitrification liquid more fully, the desulfurization and denitrification efficiency of the waste gas is improved, the use amount of the desulfurization and denitrification liquid and the desulfurization and denitrification cost of the waste gas are reduced, and meanwhile, the efficient desulfurization and denitrification device for the industrial flue is more compact in structure, smaller in size, small in occupied area and high in space utilization rate.
The fourth range extending piece comprises a fourth range extending plate 28 and a sixth range extending plate 29, the fourth range extending plate 28 is arranged on the shell 1, and the sixth range extending plate 29 is arranged on the fourth range extending plate 28. The fourth range plate 28 is in an elliptical plate shape, the short axis of the fourth range plate 28 is the same as the inner diameter of the shell 1, the long axis of the fourth range plate 28 is larger than the inner diameter of the shell 1, the fourth range plate 28 is obliquely and fixedly arranged in the shell 1, and the included angle between the long axis of the fourth range plate 28 and the end face of the shell 1 is not less than 45 degrees. One end of the fourth extending plate 28 is higher than the other end of the fourth extending plate 28, a fourth extending through hole 30 and a fourth liquid discharging through hole 31 are formed in the other end of the fourth extending plate 28, and the height of the fourth liquid discharging through hole 31 is lower than that of the fourth extending through hole 30. The number of the fourth extension through holes 30 is three, and the sum of the areas of the three fourth extension through holes 30 is larger than the sectional area of the exhaust gas conveying main pipe 12. The sixth range increasing plate 29 is rectangular plate-shaped, the side edge of the sixth range increasing plate 29 is vertically and fixedly arranged on the lower surface of the fourth range increasing plate 28, and the sixth range increasing plate 29 is longitudinally parallel to the fourth range increasing plate 28 in the transverse direction. The number of the sixth range extending plates 29 is three, the three sixth range extending plates 29 are mutually parallel and fixedly arranged on the lower surface of the fourth range extending plate 28, and meanwhile, the sixth range extending plates 29 and the fourth range extending plates 26 are distributed in an alternating manner. The fourth range-increasing plate 26 and the sixth range-increasing plate 29 are distributed interactively, so that a channel formed by the third range-increasing plate 24 and the fourth range-increasing plate 28 can be divided into a zigzag channel, the flow stroke of the waste gas in the shell 1 is effectively prolonged, the flow time of the waste gas in the shell 1 is longer under the condition of constant flow speed of the waste gas, the waste gas and the desulfurization and denitrification liquid are reacted more fully, the desulfurization and denitrification efficiency of the waste gas is improved, the use amount of the desulfurization and denitrification liquid and the desulfurization and denitrification cost of the waste gas are reduced, and meanwhile, the efficient desulfurization and denitrification device for the industrial flue is more compact in structure, small in size, small in occupied area and high in space utilization rate. A demister 40 is disposed in the housing 1 above the fourth extension plate 28.
The desulfurization and denitrification piece comprises a spray piece and a spray piece, the spray piece is arranged on the extension piece, and the spray piece is arranged on the shell 1. The spraying part comprises a spraying branch pipe 32, a spraying head, a spraying communicating pipe 34 and a spraying main pipe 35, the spraying branch pipe 32 is arranged on the extension part, the spraying head and the spraying communicating pipe 34 are both arranged on the spraying branch pipe 32, and the spraying main pipe 35 is arranged on the spraying communicating pipe 34.
Twelve spray branch pipes 32 are arranged, twelve spray branch pipes 32 are uniformly distributed and fixedly arranged on the lower surfaces of the second extension plate 18, the third extension plate 24 and the fourth extension plate 28, the axes of the spray branch pipes 32 are all transversely parallel to the second extension plate 18, the third extension plate 24 and the fourth extension plate 28, and one end of each spray branch pipe 32 penetrates through the shell 1. The spray heads are arranged into seventy two spray heads which are uniformly distributed and fixedly arranged on twelve spray branch pipes 32. The three spray communicating pipes 34 are provided, and the three spray communicating pipes 34 are respectively and correspondingly arranged at one end of the spray branch pipes 32 on the second extension plate 18, the third extension plate 24 and the fourth extension plate 28 in a penetrating manner, so that the three spray branch pipes 32 on the second extension plate 18 are communicated, the three spray branch pipes 32 on the third extension plate 24 are communicated, and the three spray branch pipes 32 on the fourth extension plate 28 are communicated. One end of the spray dry pipe 35 is respectively communicated with the three spray communicating pipes 34, and the other end of the spray dry pipe 35 is communicated with the spray pump.
The spraying part comprises a spraying branch pipe 36, a spraying head 37, a spraying communicating pipe 38 and a spraying main pipe 39, wherein the spraying branch pipe 36 and the spraying communicating pipe 38 are arranged on the shell 1, the spraying head 37 is arranged on the spraying branch pipe 36, and the spraying main pipe 39 is arranged on the spraying communicating pipe 38. The spraying branch pipes 36 are in a circular tube shape, two spraying branch pipes 36 are arranged, and the two spraying branch pipes 36 are respectively and fixedly arranged on the shell 1 below the first range extending plate 14 and above the fourth range extending plate 28. Thirty-two spray headers 37 are arranged, and thirty-two spray headers 37 are uniformly distributed on the two spray branch pipes 36. The number of the spraying communicating pipes 38 is two, one end of each spraying communicating pipe 38 is correspondingly connected to the corresponding spraying branch pipe 36 one by one, and the other end of each spraying communicating pipe 38 penetrates through the shell 1. One end of the spray trunk 39 is respectively communicated with the other end of the spray communicating pipe 38, and the other end of the spray trunk 39 is connected with the spray pump.
The utility model discloses beneficial effect as follows:
the utility model discloses a high-efficient SOx/NOx control device for industrial flue structural design is reasonable, compact structure, area is little, space utilization is high, can show and increase the exhaust gas motion stroke, can show and improve exhaust gas SOx/NOx control efficiency, is showing and is reducing SOx/NOx control liquid use amount and reducing SOx/NOx control cost.
The utility model discloses a high-efficient SOx/NOx control device for industrial flue has set up and has extended the journey piece, extend the journey piece including first journey piece, second journey piece, third journey piece and fourth journey piece, first journey piece includes first journey board 14 and the first journey board 16 that increases, the second journey piece includes second journey board 18, second journey board 19 and the third journey board 20 that increases, the third journey piece includes third journey board 24, fourth journey board 26 and the fifth journey board 27 that increases, the fourth journey piece includes fourth journey board 28 and the sixth journey board 29 that increases; the first extension plate 14 and the second extension plate 18 can form a first inclined exhaust gas channel, the second extension plate 18 and the third extension plate 24 can form a second inclined exhaust gas channel, and the third extension plate 24 and the fourth extension plate 28 can form a third inclined exhaust gas channel; the first inclined waste gas channel, the second inclined waste gas channel and the third inclined waste gas channel can remarkably increase the flow stroke of waste gas in the shell 1; the first range increasing plate 16 and the third range increasing plate 20 divide the first inclined waste gas channel into zigzag channels, the second range increasing plate 19 and the fifth range increasing plate 27 divide the second inclined waste gas channel into zigzag channels, and the fourth range increasing plate 26 and the sixth range increasing plate 29 divide the third inclined waste gas channel into zigzag channels, so that the flow stroke of waste gas in the shell 1 is further increased, the reaction sufficiency of the waste gas and the desulfurization and denitrification liquid and the desulfurization and denitrification efficiency of the waste gas are remarkably improved, and the use amount of the desulfurization and denitrification liquid and the desulfurization and denitrification cost are remarkably reduced.
The utility model discloses a high-efficient SOx/NOx control device for industrial flue has set up exhaust gas pretreatment spare, exhaust gas pretreatment spare includes mount, exhaust gas conveying branch pipe 10, waste gas input mouth, exhaust gas conveying main pipe 12 and prevents back flow 13, waste gas input mouth floods in the thick liquid all the time, and waste gas is by thick liquid SOx/NOx control preliminary treatment in preventing back flow 13, exhaust gas conveying main pipe 12, exhaust gas conveying branch pipe 10 and the waste gas input mouth back in getting into casing 1, further improves SOx/NOx control efficiency, has further reduced SOx/NOx control liquid use amount and SOx/NOx control cost.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims (10)

1. The utility model provides a high-efficient SOx/NOx control device for industrial flue which characterized in that includes:
a housing having a tubular shape;
the detection backflow piece is arranged on the shell and comprises an exhaust pipe, an air quality detector, an electromagnetic valve, a backflow pipe and a circulating fan, wherein the exhaust pipe and the backflow pipe are arranged on the shell, the air quality detector and the electromagnetic valve are arranged on the exhaust pipe, and the circulating fan is arranged on the backflow pipe;
the waste gas pretreatment device comprises a fixed frame, a waste gas conveying branch pipe, a waste gas input nozzle, a waste gas conveying main pipe and an anti-backflow pipe, wherein the fixed frame and the waste gas conveying main pipe are arranged on the shell;
the range extending piece is arranged on the shell and comprises a first range extending piece, a second range extending piece, a third range extending piece and a fourth range extending piece, and the first range extending piece, the second range extending piece, the third range extending piece and the fourth range extending piece are all arranged on the shell;
and the desulfurization and denitrification part is arranged on the shell and comprises a spray part and a spray part, the spray part is arranged on the extension part, and the spray part is arranged on the shell.
2. The efficient desulfurization and denitrification device for the industrial flue according to claim 1, wherein both end faces of the casing are closed, an exhaust through hole is formed in one end face of the casing, a backflow through hole, an exhaust gas conveying through hole and a slurry discharge through hole are formed in the side wall of the casing, and a slurry discharge pipe is embedded in the slurry discharge through hole.
3. The efficient desulfurization and denitrification device for the industrial flue according to claim 2, wherein the exhaust pipe is Y-shaped, and one end of the exhaust pipe is embedded in the exhaust through hole; the air quality detector is arranged in a pipeline at one end of the exhaust pipe; the electromagnetic valves comprise a first electromagnetic valve and a second electromagnetic valve, and the first electromagnetic valve and the second electromagnetic valve are correspondingly arranged in the pipelines at the other two ends of the exhaust pipe one by one; one end of the return pipe is communicated with one end of the exhaust pipe provided with the second electromagnetic valve, and the other end of the return pipe is embedded in the return through hole.
4. The efficient desulfurization and denitrification device for the industrial flue as claimed in claim 2 or 3, wherein the fixing frame comprises a plurality of fixing rods, and the fixing rods are horizontally and fixedly arranged on the inner side wall of the other end of the shell in a crossed manner; the waste gas conveying branch pipes are in a circular pipe shape, the waste gas conveying branch pipes are provided with a plurality of waste gas conveying branch pipes, the large radiuses of the waste gas conveying branch pipes are different, and the waste gas conveying branch pipes are uniformly distributed on the fixing frame around the same circle center; the waste gas input nozzle is in a reducing pipe shape, and the big end of the waste gas input nozzle is connected to the waste gas conveying branch pipe in a penetrating way; the waste gas input nozzles are arranged in plurality and are uniformly distributed on the waste gas conveying branch pipes, and one end pipe of the waste gas conveying main pipe passes through the waste gas conveying through hole and then is communicated with the waste gas conveying branch pipes; the backflow prevention pipe is in an inverted U shape, and one end of the backflow prevention pipe is communicated with the other end of the waste gas conveying main pipe.
5. The high-efficiency desulfurization and denitrification device for the industrial flue according to any one of claims 1 to 3, wherein the first extension piece comprises a first extension plate, a first water seal pipe and a first extension plate, the first extension plate is arranged on the shell, and the first water seal pipe and the first extension plate are both arranged on the first extension plate; the first range extending plate is in an oval plate shape, the long axis of the first range extending plate is larger than the inner diameter of the shell, the first range extending plate is obliquely and fixedly arranged in the shell, and the included angle between the long axis of the first range extending plate and the end face of the shell is not less than 45 degrees; one end of the first extension plate is provided with a plurality of first extension through holes, and the sum of the areas of the first extension through holes is larger than the sectional area of the waste gas conveying main pipe; the other end of the first extension plate is provided with a first drainage through hole, and the height of the first drainage through hole is smaller than that of the first extension through hole; the first water seal pipe is U-shaped, and one end of the first water seal pipe is embedded in the first drainage through hole;
the first range-extending plate is rectangular plate-shaped, the side edge of the first range-extending plate is vertically and fixedly arranged on the upper surface of the first range-extending plate, the first range-extending plate is provided with a plurality of range-extending plates, and the plurality of range-extending plates are mutually parallel and fixedly arranged on the upper surface of the first range-extending plate; and a first fluid through hole is formed in the joint of each first range extending plate and the corresponding first range extending plate, the diameter of each first fluid through hole is not more than 8mm, and the number of the first fluid through holes is not less than 20.
6. The efficient desulfurization and denitrification device for the industrial flue according to claim 5, wherein the second extension piece comprises a second extension plate, a second extension plate and a third extension plate, the second extension plate is arranged on the shell, and the second extension plate and the third extension plate are both arranged on the second extension plate; the second range extending plate is in an elliptic plate shape, the long axis of the second range extending plate is larger than the inner diameter of the shell, the second range extending plate is obliquely and fixedly arranged in the shell, and the included angle between the long axis of the second range extending plate and the end face of the shell is not less than 45 degrees; one end of the second extension plate is higher than the other end of the second extension plate, a second extension through hole and a second liquid drainage through hole are formed in the other end of the second extension plate, and the second liquid drainage through hole is lower than the second extension through hole in height; the second extension through holes are multiple, and the sum of the areas of the second extension through holes is larger than the sectional area of the waste gas conveying main pipe; the second range increasing plates are rectangular plates, the side edges of the second range increasing plates are vertically and fixedly arranged on the upper surfaces of the second range increasing plates, the second range increasing plates are arranged in a plurality, and the second range increasing plates are mutually parallel and fixedly arranged on the upper surfaces of the second range increasing plates; a second flow through hole is formed in the joint of each second range extending plate and the corresponding second range extending plate, the diameter of each second flow through hole is not more than 8mm, and the number of the second flow through holes is not less than 20; the third range-extending plate is rectangular plate-shaped, the side edge of the third range-extending plate is vertically and fixedly arranged on the lower surface of the second range-extending plate, the third range-extending plates are arranged in a plurality, the third range-extending plates are mutually parallel and fixedly arranged on the lower surface of the second range-extending plate, and meanwhile, the third range-extending plates and the first range-extending plates are distributed in an interactive mode.
7. The efficient desulfurization and denitrification device for the industrial flue according to claim 6, wherein the third extension piece comprises a third extension plate, a second water seal pipe, a fourth extension plate and a fifth extension plate, the third extension plate is arranged on the shell, and the second water seal pipe, the fourth extension plate and the fifth extension plate are arranged on the third extension plate; the third stroke extension plate is in an elliptic plate shape, the long axis of the third stroke extension plate is larger than the inner diameter of the shell, the third stroke extension plate is obliquely and fixedly arranged in the shell, and the included angle between the long axis of the third stroke extension plate and the end face of the shell is not less than 45 degrees; a plurality of third extension through holes are formed in one end of the third extension plate, and the sum of the areas of the third extension through holes is larger than the sectional area of the waste gas conveying main pipe; a third liquid drainage through hole is formed in the other end of the third extension plate, and the height of the third liquid drainage through hole is smaller than that of the third extension through hole; the second water seal pipe is U-shaped, and one end of the second water seal pipe is embedded in the third liquid discharge through hole;
the fourth range-extending plates are rectangular plates, the side edges of the fourth range-extending plates are vertically and fixedly arranged on the upper surface of the third range-extending plate, the number of the fourth range-extending plates is multiple, and the multiple fourth range-extending plates are mutually parallel and fixedly arranged on the upper surface of the third range-extending plate; a third liquid flow through hole is formed in the joint of each fourth range extending plate and the third range extending plate, the diameter of each third liquid flow through hole is not more than 8mm, and the number of the third liquid flow through holes is not less than 20; the fifth range-increasing plate is rectangular plate-shaped, and the side edge of the fifth range-increasing plate is vertically and fixedly arranged on the lower surface of the third range-increasing plate; the fifth range extending plates are arranged in a plurality, the fifth range extending plates are parallel to each other and fixedly arranged on the lower surfaces of the third range extending plates, and meanwhile the fifth range extending plates and the second range extending plates are distributed in an interactive mode.
8. The efficient desulfurization and denitrification apparatus for an industrial flue according to claim 7, wherein the fourth extension piece comprises a fourth extension plate and a sixth extension plate, the fourth extension plate is disposed on the housing, and the sixth extension plate is disposed on the fourth extension plate; the fourth stroke extension plate is in an elliptic plate shape, the long axis of the fourth stroke extension plate is larger than the inner diameter of the shell, the fourth stroke extension plate is obliquely and fixedly arranged in the shell, and the included angle between the long axis of the fourth stroke extension plate and the end face of the shell is not less than 45 degrees; one end of the fourth extending plate is higher than the other end of the fourth extending plate, a fourth extending through hole and a fourth liquid drainage through hole are formed in the other end of the fourth extending plate, and the height of the fourth liquid drainage through hole is lower than that of the fourth extending through hole; the fourth extension through holes are multiple, and the sum of the areas of the fourth extension through holes is larger than the sectional area of the waste gas conveying main pipe; the sixth stroke increasing plate is rectangular plate-shaped, and the side edge of the sixth stroke increasing plate is vertically and fixedly arranged on the lower surface of the fourth stroke increasing plate; the sixth range extending plate is provided with a plurality of sixth range extending plates, the sixth range extending plates are parallel to each other and fixedly arranged on the lower surface of the fourth range extending plate, and meanwhile the sixth range extending plates and the fourth range extending plates are distributed in an interactive mode.
9. The efficient desulfurization and denitrification device for the industrial flue according to claim 8, wherein the spray member comprises a spray branch pipe, a spray head, a spray communicating pipe and a spray trunk pipe, the spray branch pipe is arranged on the extension member, the spray head and the spray communicating pipe are both arranged on the spray branch pipe, and the spray trunk pipe is arranged on the spray communicating pipe; the spraying branch pipes are uniformly distributed and fixedly arranged on the lower surfaces of the second extension plate, the third extension plate and the fourth extension plate, and one end of each spraying branch pipe penetrates through the shell; the plurality of spray heads are uniformly distributed and fixedly arranged on the plurality of spray branch pipes; the three spraying communicating pipes are arranged and correspondingly penetrate through one end of the spraying branch pipe on the second stroke extension plate, the third stroke extension plate and the fourth stroke extension plate one by one; one end of the spray main pipe is respectively communicated with the three spray communicating pipes.
10. The efficient desulfurization and denitrification device for the industrial flue according to claim 9, wherein the spray member comprises a spray branch pipe, a spray header, a spray communicating pipe and a spray trunk pipe, the spray branch pipe and the spray communicating pipe are both arranged on the housing, the spray header is arranged on the spray branch pipe, and the spray trunk pipe is arranged on the spray communicating pipe; the spraying branch pipes are in a circular tube shape, a plurality of spraying branch pipes are arranged, and the spraying branch pipes are fixedly arranged on the shell below the first stroke extending plate and above the fourth stroke extending plate respectively; the spraying heads are arranged in plurality and are uniformly distributed on the spraying branch pipes; a plurality of spraying communicating pipes are arranged, one end of each spraying communicating pipe is correspondingly communicated with the spraying branch pipe one by one, and the other end of each spraying communicating pipe penetrates through the shell; one end of the spray main pipe is communicated with the other end of the spray communicating pipe respectively.
CN202021658281.7U 2020-08-11 2020-08-11 A high-efficient SOx/NOx control device for industrial flue Active CN213610658U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021658281.7U CN213610658U (en) 2020-08-11 2020-08-11 A high-efficient SOx/NOx control device for industrial flue

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021658281.7U CN213610658U (en) 2020-08-11 2020-08-11 A high-efficient SOx/NOx control device for industrial flue

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Publication Number Publication Date
CN213610658U true CN213610658U (en) 2021-07-06

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Application Number Title Priority Date Filing Date
CN202021658281.7U Active CN213610658U (en) 2020-08-11 2020-08-11 A high-efficient SOx/NOx control device for industrial flue

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Country Link
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Address after: 215000 No. 58, Jinrui Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province

Patentee after: Suzhou Shijing Technology Co.,Ltd.

Address before: 215000 4th floor, 82 Jincheng Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province

Patentee before: SUZHOU SHIJING ENVIRONMENTAL TECHNOLOGY Co.,Ltd.