CN211676706U - Integral type SOx/NOx control tower - Google Patents
Integral type SOx/NOx control tower Download PDFInfo
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- CN211676706U CN211676706U CN201921358719.7U CN201921358719U CN211676706U CN 211676706 U CN211676706 U CN 211676706U CN 201921358719 U CN201921358719 U CN 201921358719U CN 211676706 U CN211676706 U CN 211676706U
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- desulfurization
- fixedly connected
- funnel
- dust removal
- denitrification
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Abstract
An integrated desulfurization and denitrification tower comprises a desulfurization and denitrification reaction tower and a dust removal device, wherein the desulfurization and denitrification reaction tower comprises a cover body, a chimney, a through hole, an adsorption part, a discharge hole and a material receiving disc, the adsorption part comprises a funnel and a discharging chute, the funnel is of an inverted bowl-shaped structure, adsorbent contained in the funnel is active coke, the funnel is vertically provided with a plurality of hoppers, the funnels are communicated through the discharging chutes, the top of the discharging chute is fixedly connected with the material receiving disc, the discharge hole is fixedly connected to the desulfurization and denitrification reaction tower and communicated with the funnel, the material receiving disc is fixedly connected to the top of an inner cavity of the desulfurization and denitrification reaction tower, and the material receiving disc is communicated with; active burnt has simultaneously SOx/NOx control, the desorption is efficient, the energy consumption is low, advantages such as the easy recycle of byproduct recycle and adsorbent adopt a plurality of back-off formula funnels to link to each other with the adsorption element of unloading elephant trunk, are convenient for control the adsorption effect of adsorbent to the flue gas, and dust collector also can reduce the pipeline transportation of flue gas with SOx/NOx control reaction tower integration.
Description
Technical Field
The utility model relates to a novel technical field of environmental protection, concretely relates to integral type SOx/NOx control tower.
Background
With the continuous development and progress of the economic society, the environmental pollution induced by energy consumption is more and more serious, wherein the greenhouse effect, acid rain, atmospheric smoke and ozone layer damage become the main killers for human survival. The coal-fired flue gas contains substances such as sulfur dioxide, nitrogen oxides, smoke dust and the like, which are main factors causing acid rain, atmospheric pollution and greenhouse effect. The national economy and social development thirteenth five-year planning outline of the people's republic of China never provides a green development concept, and environment protection work is improved to a new history height.
In the prior art, the desulfurization and denitrification integrated technology is a combination of wet flue gas desulfurization and selective catalytic reduction or selective non-catalytic reduction denitration technology. The wet flue gas desulfurization usually adopts a calcium method of lime or limestone, and has the defects of huge engineering, high initial investment and operation cost, and secondary pollution caused by long-term stacking of sulfur-containing lime paste formed by reaction. The denitration rate of the selective catalytic reduction denitration reaction can reach 70-90%, but the investment of process equipment is large, flue gas needs to be preheated, the catalyst is expensive, the service life is short, and the problems of ammonia leakage, easy corrosion of equipment and the like exist. The selective non-catalytic reduction denitration rate is less than 50 percent, the investment of process equipment is large, flue gas needs to be preheated, and the equipment is easy to corrode.
In chinese utility model patent specification, disclose a high-efficient low temperature SOx/NOx control tower in CN209188468U, reduce area reduce cost with SOx/NOx control and dust collector integration, but this utility model uses the active carbon to carry out SOx/NOx control for the adsorbent, and active carbon SOx/NOx control not only needs to build adsorption tower and regenerator column, spouts the use of ammonia device moreover and has ammonia to leak and the perishable scheduling problem of equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned problem among the prior art, provide an integral type SOx/NOx control tower of simple and easy, safety, high efficiency and environmental protection more.
The utility model relates to an integrated flue gas desulfurization and denitrification tower, which comprises a desulfurization and denitrification reaction tower and a dust removal device, it is characterized in that the desulfurization and denitrification reaction tower comprises a cover body, a chimney, a through hole, an adsorption piece, a discharge pipeline and a receiving disc, the cover body is arranged at the top of the desulfurization and denitrification reaction tower, the cover body is provided with a feed inlet, the chimney is fixedly connected on the right side plate of the desulfurization and denitrification reaction tower, the through hole is arranged at the bottom of the left side plate of the desulfurization and denitrification reaction tower, the adsorption piece comprises a funnel and a feeding chute, the funnel is of an inverted bowl-shaped structure, the adsorbent contained in the funnel is active coke, a plurality of funnels are vertically arranged, the funnels are communicated through a discharging chute, the top of the discharging chute is fixedly connected with a material receiving disc, the discharge port is fixedly connected to the desulfurization and denitrification reaction tower and communicated with the funnel, the receiving disc is fixedly connected to the top of the inner cavity of the desulfurization and denitrification tower, and the receiving disc is communicated with a feeding port on a cover body at the top of the desulfurization and denitrification reaction tower.
Further, the dust removing device comprises a dust removing bin, an air guide component, a filter screen and a soot blowing component, wherein the dust removing bin is of a cuboid cavity structure with an opening at the right side, the right side of the dust removing bin is fixedly connected with a left side plate of the desulfurization and denitrification tower, through holes are coated in the left side plate, the left side plate of the dust removing bin is fixedly connected with an air inlet, a bottom plate of the dust removing bin is provided with a dust hopper, the air guide component is arranged in the dust removing bin at the left side of the dust hopper, the air guide component comprises a connecting rod and air guide plates, the connecting rod is symmetrically arranged, the connecting rod is fixedly connected between an upper plate and a lower plate of the dust removing bin, a rotating shaft is vertically and uniformly and fixedly connected between the connecting rods, the left side of the air guide plates is fixedly connected with a rotating sleeve, the rotating sleeve is rotatably connected with the rotating shaft, the filter screen is fixedly connected in, the conversion bin is fixedly connected to the top of the dust removal bin, the top of the air blowing pipe is fixedly connected with the conversion bin, the air blowing pipe extends into the dust removal bin, nozzles are vertically and evenly arranged on the part, located in the dust removal bin, of the air blowing pipe, the air blower is fixedly connected to the top of the dust removal bin, and the air outlet of the air blower is connected with the conversion bin through a pipeline.
Furthermore, the back-off funnel for placing the active coke is composed of a net surface, smoke can pass through the back-off funnel, and the active coke cannot pass through the back-off funnel.
Furthermore, a material receiving disc connected with the top of the blanking chute is of a bowl-shaped structure.
Furthermore, the number of the inverted-buckle type bowl-shaped structures in the adsorption piece is two or more.
Compared with the prior art, the utility model has the advantages of as follows:
the utility model discloses an integral type SOx/NOx control tower adopts active burnt SOx/NOx control simultaneously, has advantages such as desorption efficiency height, energy consumption low, byproduct recycle and the easy recycle of adsorbent, adopts the adsorption element that a plurality of back-off formulas funnel link to each other with the unloading elephant trunk moreover, is convenient for control the adsorbent to the adsorption effect of flue gas, and dust collector also can reduce the pipeline transportation of flue gas with SOx/NOx control reaction tower integration.
The utility model discloses not necessarily need reach above all advantages simultaneously.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the internal structure of the integrated desulfurization and denitrification tower of the present invention;
FIG. 2 is a schematic diagram showing the installation of the lance tubes and nozzles in the sootblowing assembly shown in FIG. 1;
1-a dust removal device, 101-a dust removal bin, 1011-an air inlet, 1012-an ash bucket, 102-an air guide assembly, 1021-a connecting rod, 1022-a rotating sleeve, 1023-a rotating shaft, 1024-an air guide plate, 103-a filter screen, 104-an ash blowing assembly, 1041-an air blower, 1042-a nozzle, 1043-an air blowing pipe, 1044-a conversion bin, a 2-desulfurization and denitrification reaction tower, 201-a through hole, 202-a chimney, 203-a cover body, 2031-a feed opening, 204-an adsorption piece, 2041-a feeding chute, 2042-a funnel, 205-a material receiving disc and 206-a discharge pipeline.
Detailed Description
Fig. 1-2 show an integrated flue gas desulfurization and denitrification tower, comprising a desulfurization and denitrification reaction tower 2 and a dust removal device 1, wherein the desulfurization and denitrification reaction tower comprises a cover 203, a chimney 202, a through hole 201, an adsorption piece 204, a discharge pipeline 206 and a receiving disc 205, the cover 203 is arranged at the top of the desulfurization and denitrification reaction tower 2, the cover 203 is provided with a feeding port 2031, the chimney 202 is fixedly connected to the right side plate of the desulfurization and denitrification tower 2, the through hole 201 is arranged at the bottom of the left side plate of the desulfurization and denitrification tower 2, the adsorption piece 204 comprises a funnel 2042 and a discharge chute 2041, the funnel 2042 is of an inverted bowl-shaped structure, the adsorbent contained therein is activated coke, a plurality of funnels 2042 are vertically arranged, the funnels 2042 are communicated through the discharge chute 2041, the top of the discharge chute 2041 is fixedly connected with the receiving disc 205, the discharge pipeline 206 is fixedly connected to the desulfurization and communicated with the funnel 2042, the receiving disc 205 is fixedly, the receiving tray 205 is communicated with a feeding port 2031 on the top cover body of the desulfurization and denitrification reaction tower 2.
Preferably, the dust removing device 1 comprises a dust removing bin 101, an air guide assembly 102, a filter screen 103 and a soot blowing assembly 104, the dust removing bin 101 is a cuboid cavity structure with an open right side, the right side of the dust removing bin 101 is fixedly connected with a left side plate of the desulfurization and denitrification reaction tower 2 and covers the through hole 201 therein, the left side plate of the dust removing bin 101 is fixedly connected with an air inlet, a bottom plate of the dust removing bin 101 is provided with a dust hopper 1012, the air guide assembly 102 is arranged in the dust removing bin 101 at the left side of the dust hopper 1012, the air guide assembly 102 comprises a connecting rod 1021 and an air guide plate 1024, the connecting rod 1021 is symmetrically arranged, the connecting rod 1021 is fixedly connected between an upper plate and a lower plate of the dust removing bin 101, a rotating shaft 1023 is vertically and uniformly fixedly connected between the connecting rods 1021, the left side of the air guide plate is fixedly connected with a rotating sleeve 1022, the rotating sleeve 1022 is rotatably connected with the rotating shaft, the soot blowing assembly 104 comprises a conversion bin 1044, a blowing pipe 1043, a nozzle 1042 and a blower 1041, the conversion bin 1044 is fixedly connected to the top of the dust removal bin 101, the top of the blowing pipe 1043 is fixedly connected to the conversion bin 1044, the blowing pipe 1043 extends into the dust removal bin 101, the nozzles 1042 are vertically and uniformly arranged on the part of the blowing pipe 1043 located in the dust removal bin 101, the blower 1041 is fixedly connected to the top of the dust removal bin 101, and the air outlet of the blower 1041 is communicated with the conversion bin 1044 through a pipeline.
Preferably, the back-off funnel 2042 for placing the active coke is composed of a net surface, so that the smoke can pass through but the active coke cannot pass through, and the situation that the active coke is broken in the adsorption process and is brought into the atmosphere by the smoke to cause particulate pollution is avoided.
Preferably, the receiving tray connected to the top of the blanking chute 2041 is of a bowl-shaped structure.
Preferably, the number of the inverted funnels 2042 in the adsorbing member is two or more.
The working principle is as follows:
as shown in fig. 1, flue gas to be treated enters the dust removing device 1 through the gas inlet 1011, and is blown to the dust removing filter screen 103 through the wind guide assembly 102, and finally, the dedusted gas enters the desulfurization and denitrification reaction tower 2 through the opening 201 connected with the desulfurization and denitrification reaction tower to perform desulfurization and denitrification. The bottom between the air guide assembly 102 and the dust removal filter screen 103 is designed into a funnel structure, which is beneficial for discharging dust from a dust hopper 1012 when the dust removal filter screen 103 is cleaned by the dust blowing assembly 104, when the dust removal filter screen 103 needs to be cleaned, the air inlet 1011 is closed, the dust blowing assembly 104 is opened to blow cleaning gas to the dust removal filter screen 103, the dust is blown into the dust hopper 1012 between the air guide assembly 102 and the dust removal filter screen 103 and is discharged from an outlet, and the cleaning gas can use nitrogen, air or flue gas after dust removal according to actual conditions.
Flue gas through dust collector 1 passes through 2 bottoms on uncovered 201 entering SOx/NOx control reaction tower on dust removal storehouse right side, flue gas entering direction is perpendicular with reaction tower 2, can make the flue gas less along the speed that 2 directions in reaction tower removed, increase the dwell time of flue gas at SOx/NOx control reaction tower 2, make flue gas and active burnt abundant contact, improve SOx/NOx control's effect, it is further, can design the number of back-off formula funnel 2042 in the adsorption component according to how much and gaseous emission standard that the flue gas contains harmful substance such as sulfur dioxide and nitrogen oxide. When the adsorption effect of the activated coke does not reach the expected effect, the valve of the activated coke discharging pipeline 206 can be opened to replace the adsorbent, the activated coke is added from the activated coke feeding port 2031, the adsorbent taken out from the activated coke discharging pipeline 206 can be reused after desorption and regeneration, and the byproducts of sulfuric acid, sulfur and the like generated after activation can obtain certain economic benefit. Finally, the flue gas after desulfurization, denitrification and denitration is discharged to the atmosphere through a chimney 202.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made thereto within the knowledge of those skilled in the art. For example, adding sorbent reducers or sorbent conveyors or changing dry dedusting in a dedusting apparatus to wet dedusting when there is insufficient water vapor in the flue gas to maximize the adsorption capacity of the activated coke.
Claims (5)
1. An integrated desulfurization and denitrification tower comprises a desulfurization and denitrification reaction tower and a dust removal device, and is characterized in that the desulfurization and denitrification reaction tower comprises a cover body, a chimney, a through hole, an adsorption part, a discharge pipeline and a receiving disc, the cover body is arranged at the top of the desulfurization and denitrification reaction tower, a feed port is arranged on the cover body, the chimney is fixedly connected onto the right side plate of the desulfurization and denitrification reaction tower, the through hole is arranged at the bottom of the left side plate of the desulfurization and denitrification reaction tower, the adsorption part comprises a funnel and a discharging chute, the funnel is of an inverted bowl-shaped structure, an adsorbent contained in the funnel is activated coke, the funnel is vertically provided with a plurality of the funnel, the funnel is communicated through the discharging chute, the top of the discharging chute is fixedly connected with the receiving disc, the discharge pipeline is arranged on the outer wall of the desulfurization and denitrification reaction tower, one end of the discharge pipeline is communicated with the funnel, the receiving tray is communicated with a feeding port on the cover body at the top of the desulfurization and denitrification reaction tower.
2. The integrated desulfurization and denitrification tower of claim 1, wherein the dust removal device comprises a dust removal bin, an air guide assembly, a filter screen and a soot blowing assembly, the dust removal bin is of a rectangular hollow structure with an open right side, the right side of the dust removal bin is fixedly connected with the left side plate of the desulfurization and denitrification tower and covers through holes in the left side plate, the left side plate of the dust removal bin is fixedly connected with an air inlet, a bottom plate of the dust removal bin is provided with a dust hopper, the air guide assembly is arranged in the dust removal bin on the left side of the dust hopper, the air guide assembly comprises a connecting rod and air guide plates, the connecting rod is symmetrically arranged, the connecting rod is fixedly connected between the upper plate and the lower plate of the dust removal bin, a rotating shaft is vertically and uniformly fixedly connected between the connecting rods, the left side of the air guide plates is fixedly connected with a rotating sleeve, the rotating sleeve is rotatably connected with the rotating shaft, the filter screen is fixedly, the soot blowing assembly comprises a conversion bin, an air blowing pipe and an air blower, the conversion bin is fixedly connected to the top of the dust removal bin, the top of the air blowing pipe is communicated with the conversion bin fixedly connected, the air blowing pipe extends into the dust removal bin, nozzles are vertically and evenly arranged on the part, located in the dust removal bin, of the air blowing pipe, the air blower is fixedly connected to the top of the dust removal bin, and an air outlet of the air blower is communicated with the conversion bin through a pipeline.
3. The integrated desulfurization and denitrification tower as recited in claim 1, wherein the inverted funnel for placing the active coke is composed of a net surface, and the flue gas can pass through but the active coke can not pass through.
4. The integrated desulfurization and denitrification tower as recited in claim 1, wherein the receiving tray connected to the top of the blanking chute is of a bowl-shaped structure.
5. The integrated desulfurization and denitrification tower of claim 1, wherein the number of the inverted bowl-shaped structures in the adsorption member is two or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921358719.7U CN211676706U (en) | 2019-08-21 | 2019-08-21 | Integral type SOx/NOx control tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921358719.7U CN211676706U (en) | 2019-08-21 | 2019-08-21 | Integral type SOx/NOx control tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211676706U true CN211676706U (en) | 2020-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921358719.7U Active CN211676706U (en) | 2019-08-21 | 2019-08-21 | Integral type SOx/NOx control tower |
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| CN (1) | CN211676706U (en) |
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- 2019-08-21 CN CN201921358719.7U patent/CN211676706U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210220 Address after: 543000 building a-5, Donghua industrial community, Wuzhou Industrial Park, Guangxi Zhuang Autonomous Region Patentee after: Wuzhou Zhongjin Technology Co.,Ltd. Address before: Group 6, Xinger village, tiefutang Town, Nanbu County, Nanchong City, Sichuan Province Patentee before: Wang Shaofei |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210304 Address after: 543000 Xincheng village, Mengjiang Town, Teng County, Wuzhou City, Guangxi Zhuang Autonomous Region Patentee after: Wuzhou Jiayuan Industrial Co.,Ltd. Address before: 543000 building a-5, Donghua industrial community, Wuzhou Industrial Park, Guangxi Zhuang Autonomous Region Patentee before: Wuzhou Zhongjin Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |