CN220176507U - Boiler flue gas classifying and purifying device - Google Patents
Boiler flue gas classifying and purifying device Download PDFInfo
- Publication number
- CN220176507U CN220176507U CN202322319737.7U CN202322319737U CN220176507U CN 220176507 U CN220176507 U CN 220176507U CN 202322319737 U CN202322319737 U CN 202322319737U CN 220176507 U CN220176507 U CN 220176507U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- box
- dust
- cleaning
- smoke
- 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.)
- Active
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 239000003546 flue gas Substances 0.000 title claims abstract description 65
- 239000000428 dust Substances 0.000 claims abstract description 72
- 238000004140 cleaning Methods 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 238000001035 drying Methods 0.000 claims abstract description 13
- 239000004744 fabric Substances 0.000 claims abstract description 8
- 239000000779 smoke Substances 0.000 claims description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- 239000000945 filler Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000012717 electrostatic precipitator Substances 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 7
- 230000003068 static effect Effects 0.000 claims description 7
- 238000006477 desulfuration reaction Methods 0.000 claims description 6
- 230000023556 desulfurization Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 238000001802 infusion Methods 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 27
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 15
- 238000010926 purge Methods 0.000 description 8
- 238000004332 deodorization Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000003517 fume Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000010412 perfusion Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 229910052815 sulfur oxide Inorganic materials 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 238000001658 differential optical absorption spectrophotometry Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Electrostatic Separation (AREA)
Abstract
The utility model discloses a boiler flue gas grading purification device which comprises an electrostatic dust removal box, a cloth bag dust remover, a cleaning tower, a drying purification box and a flue gas detection box, wherein one side of the electrostatic dust removal box is connected with the cloth bag dust remover, one end of the cloth bag dust remover is connected with the cleaning tower through a first connecting pipe, the top of the cleaning tower is connected with the drying purification box through a second connecting pipe.
Description
Technical Field
The utility model relates to the field of boiler flue gas purification, in particular to a boiler flue gas grading purification device.
Background
The boiler flue gas purification is to treat harmful gas and particulate matters generated in the combustion process of fuel such as coal, fuel oil, natural gas and the like, so that the harmful gas and particulate matters reach national emission standards, and the harm degree to the environment and human bodies is reduced. The main pollutants in the boiler flue gas include sulfur dioxide (SO 2), nitrogen oxides (NOx), particulate matters, polycyclic aromatic hydrocarbons and the like. These contaminants can cause atmospheric pollution and are harmful to human health and the environment, such as respiratory diseases, acid rain formation, atmospheric turbidity, etc. The boiler flue gas purification often needs to carry out processes such as desulfurization, denitration, dust removal and deodorization and carries out purification treatment, there are a lot of fume cleaning devices in the market, but current equipment or device have a lot of defects, often purification treatment effect is not good, a lot of flue gas still can not reach the standard after handling, but finally still be discharged to the atmosphere, cause environmental pollution, a lot of fume cleaning devices can not realize the hierarchical purification when purifying, cause the purification not thoroughly, current clarification plant does not have to carry out check out the equipment to the flue gas, can not carry out backward flow and purify again when the flue gas that does not reach the standard, cause fume cleaning to be intelligent, therefore, the hierarchical purifier of boiler flue gas is provided.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a boiler flue gas grading and purifying device for solving the problems of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hierarchical purifier of boiler flue gas, includes electrostatic precipitator case, sack cleaner, wash tower, dry purification case and flue gas detection case, one side of electrostatic precipitator case is connected with the sack cleaner, the one end of sack cleaner links to each other with the wash tower through first connecting pipe, the top of wash tower links to each other with dry purification case through the second connecting pipe, the one end of dry purification case links to each other with the flue gas detection case, flue gas detection case's exhaust port department installs the tobacco pipe, be connected with the back flow on the tobacco pipe, flue gas intake pipe is installed to the other end of electrostatic precipitator case, hopper under all is installed to electrostatic precipitator case and sack cleaner's bottom, the bottom of hopper is connected with the dust collection case, the inside of dust collection case is equipped with the auger, the one end of auger is connected with driving motor, the bottom of wash tower is connected with the wash water tank, a plurality of shower plate is all installed to the inside both sides of wash tower, the internally mounted of wash tower has the denitration filler, the centrifugal pump is all installed to the top both sides of wash water tank.
As a preferable technical scheme of the utility model, a plurality of filter bags are arranged in the bag-type dust collector, a plurality of cathode rods and anode rods are arranged in the electrostatic dust collection box, the electrostatic dust collection box and the bag-type dust collector are connected with the dust collection box through a discharging hopper, and the electrostatic dust collection box is connected with the bag-type dust collector through a connecting flange.
As a preferable technical scheme of the utility model, the driving motor is arranged at one end of the dust collection box through a bolt, and one end of the auger is fixedly connected with the rotating shaft of the driving motor through a coupler.
As a preferable technical scheme of the utility model, electromagnetic valves are arranged on the smoke exhaust pipe and the return pipe, and one end of the return pipe is connected with the smoke inlet pipe.
As a preferable technical scheme of the utility model, the spray plate is connected with the centrifugal pump through a perfusion tube, a filter screen is arranged in the cleaning water tank, and an activated carbon filler is arranged in the drying and purifying tank.
As a preferable technical scheme of the utility model, the electrostatic dust removing box, the smoke detection box, the electromagnetic valve, the driving motor and the centrifugal pump are all electrically connected with the control box, and the smoke sensor in the smoke detection box is electrically connected with the electromagnetic valve through the controller.
The beneficial effects of the utility model are as follows: this fume purification device carries out purification treatment through the mode of electric precipitation and sack dust removal to a large amount of dust in the flue gas, and the dust is piled up and can be realized automatic discharge in the dust-collecting box, and degree of automation is high, still carries out SOx/NOx control to the flue gas through the cleaning tower and handles, can also wash the dust in the flue gas, improves purifying effect once more, then through dry purifying box, dry and deodorization through the activated carbon filler, discharge after reaching the standard through the flue gas detection, fail to reach the standard then return the flue gas air inlet and carry out the re-purification, improve purifying effect, realize hierarchical purification.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: the electrostatic precipitator comprises an electrostatic precipitator box 1, a bag-type dust collector 2, a cleaning tower 3, a drying and purifying box 4, a cleaning water tank 5, a dust collection box 6, a smoke detection box 7, a smoke exhaust pipe 8, a return pipe 9, an electromagnetic valve 10, a smoke inlet pipe 11, a cathode rod 12, an anode rod 13, a filter bag 14, a first connecting pipe 15, a discharging hopper 16, a driving motor 17, a packing auger 18, a second connecting pipe 19, a liquid conveying pipe 20, a spray plate 21, smoke desulfurization and denitrification packing 22, a centrifugal pump 23 and activated carbon packing 24.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Examples: referring to fig. 1, the present utility model provides a technical solution: the utility model provides a hierarchical purifier of boiler flue gas, including static dust removal case 1, the sack cleaner 2, the purge column 3, dry purification case 4 and flue gas detection case 7, one side of static dust removal case 1 is connected with the sack cleaner 2, the one end of sack cleaner 2 links to each other with purge column 3 through first connecting pipe 15, the top of purge column 3 links to each other with dry purification case 4 through second connecting pipe 19, the one end of dry purification case 4 links to each other with flue gas detection case 7, flue gas pipe 8 is installed to the exhaust port department of flue gas detection case 7, be connected with back flow 9 on the flue gas pipe 8, flue gas intake pipe 11 is installed to the other end of static dust removal case 1, lower hopper 16 is all installed to the bottom of static dust removal case 1 and sack cleaner 2, the bottom of lower hopper 16 is connected with dust collection box 6, the inside of dust collection box 6 is equipped with auger 18, the one end of auger 18 is connected with driving motor 17, the bottom of purge column 3 is connected with purge tank 5, a plurality of spray plate 21 is all installed to the inside both sides of purge column 3, internally mounted flue gas filler 22 of purge column 3, the both sides of purge tank 5 are all installed centrifugal pump 23.
The inside of the bag-type dust collector 2 is provided with a plurality of filter bags 14, the inside of the electrostatic dust collector 1 is provided with a plurality of cathode rods 12 and anode rods 13, the electrostatic dust collector 1 and the bag-type dust collector 2 are connected with the dust collector 6 through a discharging hopper 16, the electrostatic dust collector 1 is connected with the bag-type dust collector 2 through a connecting flange, and the bag-type dust collector 2 and the electrostatic dust collector 1 are combined to carry out efficient dust collection on flue gas.
The driving motor 17 is arranged at one end of the dust box 6 through a bolt, one end of the auger 18 is fixedly connected with the rotating shaft of the driving motor 17 through a coupler, and the auger 18 is driven to rotate by the driving motor 17, so that automatic dust discharge is realized, and cleaning is not needed manually.
The electromagnetic valves 10 are arranged on the smoke exhaust pipe 8 and the return pipe 9, one end of the return pipe 9 is connected with the smoke inlet pipe 11, and the re-purification treatment of the substandard smoke can be realized.
The spray plate 21 is connected with a centrifugal pump 23 through a perfusion tube 20, a filter screen is arranged in the cleaning water tank 5, an activated carbon filler 24 is arranged in the drying and purifying tank 4, and the activated carbon filler 24 can be used for drying and deodorizing smoke.
The electrostatic dust removing box 1, the smoke detection box 7, the electromagnetic valve 10, the driving motor 17 and the centrifugal pump 23 are all electrically connected with the control box, and the smoke sensor in the smoke detection box 7 is electrically connected with the electromagnetic valve 10 through the controller.
Working principle: when the boiler flue gas classifying and purifying device is used, flue gas enters the electrostatic dust removing box 1 through the flue gas inlet pipe 11, when the cathode rod 12 and the anode rod 13 in the electrostatic dust removing box 1 are used, high-voltage electrostatic fields are used for electrically separating dust-containing gas, dust particles and negative ions are combined and negatively charged and then tend to be deposited on the surface of the anode rod 13, then the dust is removed through the cloth bag dust remover 2, dust after dust removal enters the dust collecting box 6 through the discharging hopper 16, the auger 18 is driven to rotate through the power-on operation of the driving motor 17, so that the dust in the dust collecting box 6 is conveyed out, the flue gas removed through the cloth bag dust remover 2 is conveyed into the cleaning tower 3 through the first connecting pipe 15, the liquid with the desulfurizing agent in the cleaning water tank 5 is conveyed into a spray plate 21 in the cleaning tower 3 through a liquid conveying pipe 20 by a centrifugal pump 23, the flue gas is subjected to desulfurization treatment by spraying, a denitration catalyst is arranged in a flue gas desulfurization and denitration filler 22, nitrogen oxides in the flue gas are subjected to catalytic reduction by the catalyst and are converted into nitrogen and steam, so that emission of the nitrogen oxides is reduced, after the flue gas is subjected to desulfurization and denitration by the cleaning tower 3, the flue gas is subjected to drying and deodorization by a drying and purifying box 4 and is subjected to drying and deodorization by an activated carbon filler 24 in the drying and purifying box 4, and then the flue gas sensor in the flue gas detection box 7 is a UV-DOAS ultraviolet flue gas analysis gas sensor, and the product model: gasBoard-2200, can detect the purified flue gas, when the standard is reached, the electromagnetic valve 10 on the flue pipe 8 is opened, the purified flue gas is directly discharged into the atmosphere, when the detection is not passed, the electromagnetic valve 10 on the flue pipe 8 is closed, the electromagnetic valve 10 on the return pipe 9 is opened, the flue gas is led to the flue gas inlet pipe 11 through the return pipe 9 for re-purification treatment.
This fume purification device carries out purification treatment through the mode of electric precipitation and sack dust removal to a large amount of dust in the flue gas, and the dust is piled up and can be realized automatic discharge in the dust-collecting box, and degree of automation is high, still carries out SOx/NOx control to the flue gas through the cleaning tower and handles, can also wash the dust in the flue gas, improves purifying effect once more, then through dry purifying box, dry and deodorization through the activated carbon filler, discharge after reaching the standard through the flue gas detection, fail to reach the standard then return the flue gas air inlet and carry out the re-purification, improve purifying effect, realize hierarchical purification.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (6)
1. The utility model provides a hierarchical purifier of boiler flue gas, includes electrostatic precipitator case (1), sack cleaner (2), cleaning tower (3), dry purifying box (4) and flue gas detection case (7), its characterized in that: one side of the electrostatic dust collection box (1) is connected with a cloth bag dust collector (2), one end of the cloth bag dust collector (2) is connected with the cleaning tower (3) through a first connecting pipe (15), the top of the cleaning tower (3) is connected with the drying and purifying box (4) through a second connecting pipe (19), one end of the drying and purifying box (4) is connected with a smoke detection box (7), a smoke exhaust pipe (8) is arranged at the smoke outlet of the smoke detection box (7), a return pipe (9) is connected to the smoke exhaust pipe (8), a smoke inlet pipe (11) is arranged at the other end of the electrostatic dust removal box (1), the bottoms of the electrostatic dust removal box (1) and the cloth bag dust remover (2) are respectively provided with a discharging hopper (16), the bottom of the discharging hopper (16) is connected with a dust box (6), an auger (18) is arranged in the dust box (6), one end of the auger (18) is connected with a driving motor (17), the bottom of the cleaning tower (3) is connected with a cleaning water tank (5), a plurality of spray plates (21) are arranged on both sides of the interior of the cleaning tower (3), a flue gas desulfurization and denitrification filler (22) is arranged in the cleaning tower (3), centrifugal pumps (23) are arranged on two sides of the top of the cleaning water tank (5).
2. A boiler flue gas staged cleaning device as defined in claim 1, wherein: the inside of sack cleaner (2) has a plurality of filter bag (14), the internally mounted of static dust removal case (1) has a plurality of cathode rod (12) and positive pole (13), static dust removal case (1) and sack cleaner (2) all link to each other with dust collection case (6) through hopper (16) down, link to each other through flange between static dust removal case (1) and the sack cleaner (2).
3. A boiler flue gas staged cleaning device as defined in claim 1, wherein: the driving motor (17) is arranged at one end of the dust collection box (6) through a bolt, and one end of the auger (18) is fixedly connected with a rotating shaft of the driving motor (17) through a coupler.
4. A boiler flue gas staged cleaning device as defined in claim 1, wherein: electromagnetic valves (10) are arranged on the smoke exhaust pipe (8) and the return pipe (9), and one end of the return pipe (9) is connected with the smoke inlet pipe (11).
5. A boiler flue gas staged cleaning device as defined in claim 1, wherein: the spray plate (21) is connected with the centrifugal pump (23) through the infusion tube (20), a filter screen is arranged in the cleaning water tank (5), and an activated carbon filler (24) is arranged in the drying and purifying tank (4).
6. A boiler flue gas staged cleaning device as defined in claim 1, wherein: the electrostatic dust removal box (1), the flue gas detection box (7), the electromagnetic valve (10), the driving motor (17) and the centrifugal pump (23) are electrically connected with the control box, and a flue gas sensor in the flue gas detection box (7) is electrically connected with the electromagnetic valve (10) through the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322319737.7U CN220176507U (en) | 2023-08-28 | 2023-08-28 | Boiler flue gas classifying and purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322319737.7U CN220176507U (en) | 2023-08-28 | 2023-08-28 | Boiler flue gas classifying and purifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220176507U true CN220176507U (en) | 2023-12-15 |
Family
ID=89110168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322319737.7U Active CN220176507U (en) | 2023-08-28 | 2023-08-28 | Boiler flue gas classifying and purifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220176507U (en) |
-
2023
- 2023-08-28 CN CN202322319737.7U patent/CN220176507U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201807272U (en) | Waste gas collecting and purifying processor | |
| CN106693593A (en) | Double-ejection type angle type ultrafine particle coagulation tank | |
| CN106731391A (en) | The horizontal Y types ultra-fine grain coalescence case of double jet type | |
| CN106731434A (en) | A kind of combined ultra-fine grain coalescence case | |
| CN207024929U (en) | A kind of NACF purifies organic tail gas purifier | |
| CN205627503U (en) | Light catalytic oxidation dust removal deodorizing device | |
| CN106731435A (en) | A kind of angle-style ultra-fine grain coalescence case | |
| CN104069713A (en) | Coagulation-enhanced electricity-bag dust removing process | |
| CN220176507U (en) | Boiler flue gas classifying and purifying device | |
| CN218459030U (en) | Be applied to flue gas, waste gas purification device of new forms of energy battery trade | |
| CN105935531A (en) | Industrial solid waste cracking burning tail gas treatment method | |
| CN208757303U (en) | A kind of environment-friendly type industrial waste-gas purifier | |
| CN207334842U (en) | A kind of fume purifier of fume for kitchen | |
| CN107744709B (en) | High-efficiency energy-saving vortex flow spraying type electric bag composite dust remover | |
| CN206660960U (en) | A kind of machine for stir-frying Chinese medicine emission-control equipment | |
| CN112807933B (en) | Environment-friendly purifying equipment | |
| CN215276308U (en) | Novel chemical waste gas treatment device | |
| CN2750856Y (en) | Multi-stage waste gas purifying installation | |
| CN107970723A (en) | A kind of purifying processing device for generator discharge dust and gas | |
| CN208595649U (en) | A kind of air cleaning unit with cleaning and sterilizing function | |
| CN211274048U (en) | Tail flue gas dust remover of waste incineration boiler | |
| CN209530407U (en) | A kind of dedusting denitrification apparatus | |
| CN210171077U (en) | Water film dust remover | |
| CN209237611U (en) | A kind of lacquer spraying waste gas processing unit | |
| CN209005482U (en) | A kind of centrifugal fume and exhaust gas purifying device of modified |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |