CN203577536U - Tail gas treatment system - Google Patents
Tail gas treatment system Download PDFInfo
- Publication number
- CN203577536U CN203577536U CN201320716226.2U CN201320716226U CN203577536U CN 203577536 U CN203577536 U CN 203577536U CN 201320716226 U CN201320716226 U CN 201320716226U CN 203577536 U CN203577536 U CN 203577536U
- Authority
- CN
- China
- Prior art keywords
- tail gas
- straight tube
- washing tower
- treatment system
- gas washing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000007921 spray Substances 0.000 claims abstract description 35
- 238000005406 washing Methods 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 15
- 239000003337 fertilizer Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 45
- 238000005201 scrubbing Methods 0.000 description 14
- 238000001035 drying Methods 0.000 description 13
- 238000001816 cooling Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 239000002075 main ingredient Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Images
Landscapes
- Treating Waste Gases (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The utility model discloses a tail gas treatment system and belongs to the technical field of the fertilizer production machinery. The tail gas treatment system comprises a dust chamber, a fan, a tail gas washing tower, a straight-pipe spray mechanism and a circulating pool, wherein the dust chamber, the fan, the straight-pipe spray mechanism and the tail gas washing tower are orderly arranged, the circulating pool is connected with the straight-pipe spray mechanism and the tail gas washing tower through an output pipeline with a pump, and the circulating pool is connected with the tail gas washing tower through an input pipeline. The utility model provides the tail gas treatment system which has the characteristics that the previous wet-type dust settler is removed, the fan is connected with the tail gas washing tower directly by a pipeline, and a plurality of sprayers are additionally arranged in the pipeline, and as a result, two-stage spray of tail gas is realized and the liquid-gas ratio is also increased, and furthermore, the dust removal efficiency and the dust removal effect are improved and the environmental pollution is also reduced.
Description
Technical field
The utility model belongs to fertilizer production technology field, and particularly a kind of exhaust treatment system relates in particular to the exhaust treatment system that a kind of composite fertilizer produces.
Background technology
In chemical fertilizer production process, drying machine and cooler all can produce a large amount of tail gas, and its composition is more complicated, mainly contain floating dust, dust and tiny compound fertilizer granules, and gas Main Ingredients and Appearance is the gas of coal-fired poisonous, the irritant smell in a large number bringing.Main gas ingredients has H
2s, S0
2, SO
3, NO
2, NH
3, H
20 (vapour) etc., especially when overcast and rainy or air pressure is lower, often cause plant area and living area smog boundless and indistinct, the harm of acid mist and acid rain is quite serious, the concentration of emission of flue dust and waste gas is considerably beyond the regulation of discharging standards, environment and human body are produced to larger negative effect, so compound fertilizer workshop treating tail gas is very urgent, must thoroughly administer.In prior art, need to adopt exhaust treatment system to process the tail gas of drying machine and cooler generation.Referring to Fig. 1, existing exhaust treatment system comprises drying, dedusting chamber, drying air fan, the first wet scrubber, dried tail gas scrubbing tower, cooling and dedusting chamber, cooling blower, the second wet scrubber, cooled exhaust gas scrubbing tower, circulatory pool and pump, wherein, drying machine, drying, dedusting chamber, drying air fan, the first wet scrubber is connected successively with dried tail gas scrubbing tower, cooler, cooling and dedusting chamber, cooling blower, the second wet scrubber is connected successively with cooled exhaust gas scrubbing tower, circulatory pool and the first wet scrubber, dried tail gas scrubbing tower, the second wet scrubber is connected with cooled exhaust gas scrubbing tower, the shower water that pump is exported for circulatory pool provides power.
Applicant finds when realizing the utility model, and in existing exhaust treatment system, the liquid-gas ratio of wet scrubber and tail gas washing tower is at 0.1L/m
3left and right, the too little clean result that causes of liquid-gas ratio is poor, and tail gas dust-laden exceeds standard.
Summary of the invention
In order to improve the dust removing effects of exhaust treatment system, reduce environmental pollution.The utility model embodiment provides a kind of exhaust treatment system, this system is removed discarded wet type dust-settling compartment, directly with straight pipeline, is connected, and in straight pipeline, sets up and organize spray nozzle in the same way more between blower fan and tail gas washing tower, realize two-stage spray, increase efficiency of dust collection.Described technical scheme is as follows:
The utility model embodiment provides a kind of exhaust treatment system, comprise dirt pocket, blower fan, tail gas washing tower, straight tube spray structure and circulatory pool, described dirt pocket, blower fan, straight tube spray structure and tail gas washing tower set gradually, described circulatory pool is connected with tail gas washing tower with described straight tube spray structure by the output pipe with pump, and described circulatory pool is connected with described tail gas washing tower by intake line.
Particularly, straight tube spray structure in the utility model embodiment comprises the multiple shower nozzles that arrange on straight tube and straight tube inwall, the two ends of described straight tube are communicated with described blower fan and tail gas washing tower respectively, described shower nozzle is connected with described output pipe, the liquid flow direction of the spray direction of described shower nozzle in described straight tube.
Wherein, the shower nozzle in the utility model embodiment is located on described straight tube inwall in the form of a ring equably.
Wherein, the shower nozzle in the utility model embodiment is spiral nozzle.
The beneficial effect that the technical scheme that the utility model embodiment provides is brought is:
The utility model provides a kind of exhaust treatment system, this system is removed discarded original wet type dust-settling compartment, between blower fan and tail gas washing tower, directly with pipeline, be connected, and in pipeline, set up multiple spray nozzles, not only realize the two-stage spray of tail gas, also increase liquid-gas ratio, improved efficiency of dust collection and dust removing effects, alleviated environmental pollution.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing exhaust treatment system;
Fig. 2 is the structural representation of the exhaust treatment system that provides of the utility model embodiment;
Fig. 3 is the detailed construction schematic diagram of the exhaust treatment system that provides of the utility model embodiment;
Fig. 4 is the cutaway view of the straight tube spray structure that provides of the utility model embodiment;
Fig. 5 is the structural representation of the straight tube spray structure that provides of the utility model embodiment.
In figure: 1 straight tube, 2 shower nozzles.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail.
Referring to Fig. 2-3, the utility model embodiment provides a kind of exhaust treatment system, and this system comprises dirt pocket, blower fan, tail gas washing tower, straight tube spray structure and circulatory pool.Wherein, dirt pocket, blower fan, straight tube spray structure set gradually (adopting as required pipeline to be connected) with tail gas washing tower, circulatory pool is connected with tail gas washing tower with straight tube spray structure by the output pipe with pump, and (being specifically connected with spray structure wherein),, for it provides shower water, circulatory pool was connected for reclaiming shower water with tail gas washing tower by intake line.
More specifically, for the exhaust treatment system (for drying machine and cooler are carried out to dust removal process) of chemical fertilizer production, whole exhaust treatment system comprises drying, dedusting chamber, drying air fan, dry straight tube spray structure, dried tail gas scrubbing tower, cooling and dedusting chamber, cooling blower, cooling straight tube spray structure, cooled exhaust gas scrubbing tower, circulatory pool and pump.Wherein, drying machine, drying, dedusting chamber, drying air fan, dry straight tube spray structure and dried tail gas scrubbing tower set gradually, and cooler, cooling and dedusting chamber, cooling blower, cooling straight tube spray structure and cooled exhaust gas scrubbing tower set gradually.Dried tail gas is processed and cooled exhaust gas is processed shared a set of water circulation structure, particularly, circulatory pool is connected with cooled exhaust gas scrubbing tower with dry straight tube spray structure, cooling straight tube spray structure, dried tail gas scrubbing tower by output pipe, output pipe is provided with a pump (simultaneously for above-mentioned four structures provide shower water), and circulatory pool is connected for reclaiming shower water with cooled exhaust gas scrubbing tower with dried tail gas scrubbing tower by intake line.
Particularly, referring to Fig. 4 and Fig. 5, the straight tube spray structure in the utility model embodiment comprises the multiple shower nozzles 2 that arrange on straight tube 1 and straight tube 1 inwall.The two ends of straight tube 1 are communicated with blower fan and tail gas washing tower respectively, and shower nozzle 2 is connected with the output pipe of circulatory pool, the liquid flow direction of the spray direction of shower nozzle 2 in straight tube 1, and multiple shower nozzles 2 arrange in the same way, and its spray direction is towards tail gas washing tower.Particularly, straight tube 1 is the straight steel pipe of diameter 1.4-1.6m, and shower nozzle is specially spiral nozzle to improve dust removing effects.
Wherein, referring to Fig. 4, the shower nozzle 2 in the utility model embodiment is located on straight tube 1 inwall in the form of a ring equably.Particularly, the same cross section on straight tube 1 inwall is provided with 3 shower nozzles 2, and the angle between adjacent shower nozzle 2 is 120 °.
The utility model provides a kind of exhaust treatment system, this system is removed discarded original wet type dust-settling compartment, between blower fan and tail gas washing tower, directly with pipeline, be connected, and in pipeline, set up multiple spray nozzles, not only realize the two-stage spray of tail gas, also liquid-gas ratio has increased liquid-gas ratio, has improved efficiency of dust collection and dust removing effects, has alleviated environmental pollution.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. an exhaust treatment system, comprises dirt pocket, blower fan, tail gas washing tower and circulatory pool; It is characterized in that, also comprise straight tube spray structure, described dirt pocket, blower fan, straight tube spray structure and tail gas washing tower set gradually, described circulatory pool is connected with tail gas washing tower with described straight tube spray structure by the output pipe with pump, and described circulatory pool is connected with described tail gas washing tower by intake line.
2. exhaust treatment system according to claim 1, it is characterized in that, described straight tube spray structure comprises the multiple shower nozzles that arrange on straight tube and straight tube inwall, the two ends of described straight tube are communicated with described blower fan and tail gas washing tower respectively, described shower nozzle is connected with described output pipe, the liquid flow direction of the spray direction of described shower nozzle in described straight tube.
3. exhaust treatment system according to claim 2, is characterized in that, described shower nozzle is located on described straight tube inwall in the form of a ring equably.
4. exhaust treatment system according to claim 2, is characterized in that, described shower nozzle is spiral nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320716226.2U CN203577536U (en) | 2013-11-14 | 2013-11-14 | Tail gas treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320716226.2U CN203577536U (en) | 2013-11-14 | 2013-11-14 | Tail gas treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203577536U true CN203577536U (en) | 2014-05-07 |
Family
ID=50575515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320716226.2U Expired - Lifetime CN203577536U (en) | 2013-11-14 | 2013-11-14 | Tail gas treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203577536U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105165662A (en) * | 2015-10-15 | 2015-12-23 | 刘汉涛 | Hair follicle powder and turbid gas purification system |
-
2013
- 2013-11-14 CN CN201320716226.2U patent/CN203577536U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105165662A (en) * | 2015-10-15 | 2015-12-23 | 刘汉涛 | Hair follicle powder and turbid gas purification system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140507 |
|
| CX01 | Expiry of patent term |