CN210832036U - Volatile organic compound heating cracking device - Google Patents
Volatile organic compound heating cracking device Download PDFInfo
- Publication number
- CN210832036U CN210832036U CN201921717084.5U CN201921717084U CN210832036U CN 210832036 U CN210832036 U CN 210832036U CN 201921717084 U CN201921717084 U CN 201921717084U CN 210832036 U CN210832036 U CN 210832036U
- Authority
- CN
- China
- Prior art keywords
- furnace
- smoke
- hearth
- return pipe
- combustor
- 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 - Fee Related
Links
- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 title claims abstract description 8
- 238000005336 cracking Methods 0.000 title abstract description 8
- 239000000779 smoke Substances 0.000 claims abstract description 39
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 6
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 7
- 239000003546 flue gas Substances 0.000 abstract description 7
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 239000000284 extract Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- 239000002912 waste gas Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000000197 pyrolysis Methods 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000003517 fume Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- 239000013043 chemical agent Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000002920 hazardous waste Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 206010043275 Teratogenicity Diseases 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000002781 deodorant agent Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000211 teratogenicity Toxicity 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Abstract
The utility model discloses a volatile organic compounds heating cracking device, which comprises a structure main body, wherein the structure main body comprises a hearth, one end of the hearth is provided with a burner interface, the burner interface is connected and provided with a burner, the top of the hearth is provided with an exhaust port, the exhaust port is connected and provided with an exhaust pipe, the lower end of the exhaust pipe is connected and provided with a lower smoke chamber, the lower smoke chamber is provided with an air preheater and a chimney, the air preheater is provided with a smoke return pipe and a driving motor, and the smoke return pipe is connected with the burner; the volatile organic compound heating cracking device of the utility model extracts partial low-temperature flue gas from the tail part of the device through the arrangement of the smoke return pipe and the air preheater, returns the flue gas to the combustor for combustion supporting through the smoke return pipe, achieves the purposes of reducing the combustion temperature, reducing the combination of nitrogen and oxygen in the air and realizing the purpose of reducing the emission of oxynitride; the air preheater can preheat organic steam to improve the temperature and save energy consumption, and can also provide a part of low-temperature flue gas for the smoke return pipe, thereby realizing the aim of reducing the emission of nitrogen oxides.
Description
Technical Field
The utility model belongs to the technical field of the pyrolysis apparatus, specifically be volatile organic compounds heating cracking device.
Background
Volatile Organic Compounds (VOCs) are important precursors for causing urban dust haze and photochemical smog, mainly come from the processes of coal chemical industry, petrochemical industry, fuel coating manufacturing, solvent manufacturing and using and the like, have uncomfortable special smell, and have toxicity, irritation, teratogenicity and carcinogenic effects, and especially benzene, toluene, formaldehyde and the like cause great harm to human health. With the rapid development of industrialization and urbanization in China and the continuous increase of energy consumption, the regional composite air pollution characterized by PM2.5 sum is increasingly prominent, the frequency of the phenomenon of heavy air pollution in the region is increased in a large range, the sustainable development of social economy is seriously restricted, and the health of people is threatened. There are many types of volatile organic pollutants, and the common classification is based on the nature of the pollution source, and mainly includes the following: organic solution, building material, interior decoration material, fiber material, office supplies, outdoor industrial gas and animal harmless treatment waste steam.
At present, the treatment of volatile waste gas VOCs at home and abroad mainly comprises an active carbon adsorption method, a liquid absorption method, a condensation method, a photocatalytic oxidation method, a biological decomposition method, a plasma purification method and a thermal oxidation method. However, the existing oxidation devices for waste gas concentration systems (RC runners) and thermal storage oxidation furnaces (RTO-RCO) systems in the market for treating volatile waste gas VOCs at home and abroad have certain disadvantages, and cannot effectively treat high-temperature high-humidity waste steam containing ammonia gas, hydrogen sulfide and other low-concentration waste gases. Chemical agents such as 98% high-concentration sulfuric acid and sodium hydroxide are required to be added in the process of treating the volatile waste gases (VOCs) by using a liquid absorption method, the purification rate of the volatile waste gases is only 60% -80%, the consumption of the absorbent is high, the liquid absorbing harmful gases is treated as hazardous waste, otherwise, secondary pollution is caused to the environment, and the treatment cost of the hazardous waste is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a volatile organic compounds pyrolysis device for solving the above problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose, volatile organic compounds pyrolysis device, including a main structure body, the main structure body includes furnace, furnace one end is equipped with the combustor interface, the connection is equipped with the combustor on the combustor interface, the furnace top is equipped with the exhaust port, the connection is equipped with the exhaust pipe on the exhaust port, the connection of exhaust pipe lower extreme is equipped with down the smoke chamber, the smoke chamber is equipped with air heater and chimney down, be equipped with smoke return pipe and driving motor on the air heater, smoke return pipe way with the combustor is connected.
Preferably, furnace one end is equipped with nitrogen gas fire extinguishing port, nitrogen gas fire extinguishing port with the combustor is in same one end of furnace, the furnace other end is equipped with furnace export smoke temperature and detects mouth, furnace pressure detection mouth, maintenance hole and flame viewing aperture.
Preferably, an organic steam inlet and an organic steam outlet are arranged on the hearth.
Preferably, a heat conduction oil inlet and a heat conduction oil outlet are formed in the hearth.
Preferably, the hearth is of a horizontal columnar structure.
The utility model has the advantages that: through the arrangement of the smoke return pipe, part of low-temperature smoke is extracted from the tail part of the device and returns to the combustor through the smoke return pipe for combustion supporting, so that the purposes of reducing the combustion temperature, reducing the combination of nitrogen and oxygen in air and reducing the emission of nitrogen oxides are achieved; through the arrangement of the air preheater, the air preheater can preheat organic steam to improve the temperature and save energy consumption, and can also provide a part of low-temperature flue gas for the smoke return pipe, thereby realizing the aim of reducing the emission of nitrogen oxides; the heating cracking device does not need to use chemical agents such as sulfuric acid, sodium hydroxide and deodorant in the cracking process, does not produce waste gas and waste water, and does not cause secondary pollution to the environment.
Drawings
FIG. 1 is a schematic view of the structure of the furnace chamber of the present invention;
FIG. 2 is a schematic view of the structure of the furnace and the lower smoke chamber of the present invention;
FIG. 3 is a top view of the furnace and the lower smoke chamber of the present invention;
FIG. 4 is a top view of the furnace chamber of the present invention;
reference numbers in the figures: 1. a hearth; 2. a burner interface; 3. nitrogen fire extinguishing port; 4. an organic vapor outlet; 5. an organic vapor inlet; 6. a smoke outlet; 7. a hearth pressure detection port; 8. a repair hole; 9. a flame viewing port; 10. a heat conducting oil inlet; 11. a heat conducting oil outlet; 12. a furnace outlet smoke temperature detection port; 13. a burner; 14. a smoke exhaust pipe; 15. a chimney; 16. a lower smoke chamber; 17. an air preheater; 18. a smoke returning pipe; 19. the motor is driven.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the heating and cracking device for volatile organic compounds includes a structural body, the structural body includes a furnace 1, one end of the furnace 1 is provided with a burner interface 2, the burner interface 2 is connected with a burner 13, the top of the furnace 1 is provided with a smoke outlet 6, the smoke outlet 6 is connected with a smoke exhaust pipe 14, the lower end of the smoke exhaust pipe 14 is connected with a lower smoke chamber 16, the lower smoke chamber 16 is provided with an air preheater 17 and a chimney 15, the air preheater 17 is provided with a smoke return pipe 18 and a driving motor 19, and the smoke return pipe 18 is connected with the burner 13.
In addition, one end of the hearth 1 is provided with a nitrogen fire extinguishing port 3, the nitrogen fire extinguishing port 3 and the burner 13 are positioned at the same end of the hearth 1, and the other end of the hearth 1 is provided with a hearth outlet smoke temperature detection port 12, a hearth pressure detection port 7, a maintenance hole 8 and a flame observation port 9; an organic steam inlet 5 and an organic steam outlet 4 are arranged on the hearth 1; a heat conduction oil inlet 10 and a heat conduction oil outlet 11 are arranged on the hearth 1; the hearth 1 is of a horizontal columnar structure.
The utility model discloses volatile organic compounds pyrolysis device, at the pyrolysis process, furnace 1's flue gas passes through exhaust port 6 and discharges to discharging fume in the pipe 14, through discharging fume 14 and get into down smoke chamber 16, the flue gas in the lower smoke chamber 16 passes through air heater 17 and preheats organic steam, reduces the energy consumption, and the flue gas in the pipe 14 of discharging fume partly discharges away through chimney 15, and partly returns to combustor 13 through smoke return pipe 18 and carries out combustion-supporting, reduces combustion temperature, reduces the energy consumption.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. Volatile organic compounds heating cracker, its characterized in that includes a main structure body, main structure body includes furnace (1), furnace (1) one end is equipped with combustor interface (2), the connection is equipped with combustor (13) on combustor interface (2), furnace (1) top is equipped with exhaust port (6), the connection is equipped with exhaust pipe (14) on exhaust port (6), exhaust pipe (14) lower extreme is connected and is equipped with down smoke chamber (16), smoke chamber (16) are equipped with air heater (17) and chimney (15) down, be equipped with smoke return pipe (18) and driving motor (19) on air heater (17), smoke return pipe (18) with combustor (13) are connected.
2. The apparatus according to claim 1, wherein: furnace (1) one end is equipped with nitrogen gas fire extinguishing hole (3), nitrogen gas fire extinguishing hole (3) with combustor (13) are in same one end of furnace (1), furnace (1) other end is equipped with furnace export cigarette temperature and detects mouth (12), furnace pressure detection mouth (7), maintenance hole (8) and flame viewing aperture (9).
3. The apparatus according to claim 1, wherein: an organic steam inlet (5) and an organic steam outlet (4) are arranged on the hearth (1).
4. The apparatus according to claim 1, wherein: the hearth (1) is provided with a heat conduction oil inlet (10) and a heat conduction oil outlet (11).
5. The apparatus according to claim 1, wherein: the hearth (1) is of a horizontal columnar structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921717084.5U CN210832036U (en) | 2019-10-14 | 2019-10-14 | Volatile organic compound heating cracking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921717084.5U CN210832036U (en) | 2019-10-14 | 2019-10-14 | Volatile organic compound heating cracking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210832036U true CN210832036U (en) | 2020-06-23 |
Family
ID=71252286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921717084.5U Expired - Fee Related CN210832036U (en) | 2019-10-14 | 2019-10-14 | Volatile organic compound heating cracking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210832036U (en) |
-
2019
- 2019-10-14 CN CN201921717084.5U patent/CN210832036U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102644922B (en) | Incineration treatment device for nitrogen-containing organic wastes and incineration treatment process | |
| CN205783029U (en) | Environment-friendly boiler emission-control equipment | |
| CN109297037B (en) | Environment-friendly recycling system for chlorine-containing organic waste gas | |
| CN203360550U (en) | Ammonia-containing tail gas treatment device in nitridation heat treatment technology | |
| CN205174310U (en) | High -efficient absorption heat can environmental protection boiler | |
| CN103868080A (en) | Large-flow and low-heat-value harmful waste gas incineration disposal process | |
| CN102658012B (en) | Method and device for treating high-concentration malodorous gas | |
| CN203517820U (en) | Waste gas treatment system for regenerative thermal incineration and photocatalyst purification | |
| CN203131843U (en) | Waste gas burning device | |
| CN207137630U (en) | A kind of organic waste gas catalytic combustion purifier | |
| CN210832036U (en) | Volatile organic compound heating cracking device | |
| CN211358340U (en) | Novel integrated form flue gas processing system | |
| CN103090400B (en) | Waste gas and water incineration disposal device | |
| CN205299552U (en) | Exhaust purification burner | |
| CN202938340U (en) | Waste gas burner | |
| CN211084092U (en) | Volatile organic compound heating cracking control device | |
| CN208952119U (en) | A kind of waste incinerator for garbage power | |
| CN217431389U (en) | Device is recycled in burning of non-methane total hydrocarbon waste gas | |
| CN104595909A (en) | Medical waste incineration and purification device | |
| CN211450931U (en) | Flameless energy-saving heat accumulating type incinerator system | |
| CN204358731U (en) | City low-temperature carbonization burning domestic garbage flue gas innocuity disposal system | |
| CN110631034A (en) | Volatile organic compound heating cracking control device | |
| CN209672336U (en) | A kind of Cremation Machine flue-gas purification treatment device | |
| CN204962794U (en) | Sewage field exhaust treatment device | |
| CN207936087U (en) | A kind of temperature garbage pyrolysis processing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 |