CN213077862U - Waste gas treatment equipment and cracking system - Google Patents
Waste gas treatment equipment and cracking system Download PDFInfo
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- CN213077862U CN213077862U CN202020124520.4U CN202020124520U CN213077862U CN 213077862 U CN213077862 U CN 213077862U CN 202020124520 U CN202020124520 U CN 202020124520U CN 213077862 U CN213077862 U CN 213077862U
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Abstract
The application discloses exhaust-gas treatment equipment and schizolysis system, wherein, exhaust-gas treatment equipment includes: the lower part of the vertical cylinder is provided with an air inlet channel, the upper part of the vertical cylinder is provided with an air outlet channel, and the air inlet channel is used for introducing tail gas; the spraying assembly is arranged along the axial direction of the vertical cylinder and is used for spraying liquid which is in contact with the tail gas for cleaning; and the tail gas circulating power component is arranged in the air inlet channel and/or the air outlet channel and is used for driving the tail gas to flow. Tail gas gets into the lower part of vertical barrel through inlet channel under tail gas circulation power component's driving pressure effect, and tail gas upwards flows, and meanwhile, one deck or multilayer spray assembly in the vertical barrel sprays liquid, and liquid flows downwards under the dead weight, and liquid and tail gas reverse flow and contact wash, and tail gas is at the in-process that upwards flows through at least once liquid cleaning to absorb dust, sulfur dioxide, carbon monoxide etc. in the tail gas, improved the purifying effect of tail gas.
Description
Technical Field
The utility model relates to a dust removal technical field, in particular to exhaust-gas treatment equipment. The utility model discloses still relate to a schizolysis system who contains this exhaust-gas treatment equipment.
Background
The cracking system generally comprises a cracking furnace and a drying device, wherein the cracking furnace mainly comprises a cracking cylinder and a heat supply cylinder, two ends of the heat supply cylinder are hermetically covered on the outer wall of the cracking cylinder, the heat supply cylinder is fixed, and the cracking cylinder rotates relative to the heat supply cylinder. The material enters a cracking cylinder to carry out cracking reaction to obtain cracked gas and cracked carbon, a heat supply cylinder heats the cracking cylinder, and usually, energy substances are combusted in the heat supply cylinder to generate heat or high-temperature gas is introduced. The drying equipment is used for pre-drying the materials entering the cracking cylinder, and the drying equipment performs drying operation through drying gas. Wherein, the tail gas in the heat supply cylinder and the drying gas after drying need to be discharged through waste gas treatment equipment.
The existing waste gas treatment equipment can only treat dust with the diameter of more than 5-15 microns in tail gas, and for dust with smaller microns, the existing waste gas treatment equipment cannot achieve ideal purification effect.
In summary, how to improve the purification effect of the exhaust gas treatment device becomes a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an exhaust-gas treatment equipment to improve the exhaust-gas purification effect.
Another object of the utility model is to provide a cracking system who contains this exhaust-gas treatment equipment to improve the exhaust-gas purification effect.
In order to achieve the above purpose, the utility model provides the following technical scheme:
an exhaust gas treatment device comprising:
the exhaust gas purification device comprises a vertical cylinder, wherein an air inlet channel is arranged at the lower part of the vertical cylinder, an air outlet channel is arranged at the upper part of the vertical cylinder, and the air inlet channel is used for introducing exhaust gas;
the spraying assembly is arranged in one or more layers along the axial direction of the vertical cylinder and is used for spraying liquid which is in contact with the tail gas for cleaning;
and the tail gas circulating power component is arranged in the air inlet channel and/or the air outlet channel and is used for driving the tail gas to flow.
Preferably, in the above exhaust gas treatment equipment, the cleaning device further comprises a cleaning particle layer and a cleaning partition plate, wherein a cleaning particle layer and a cleaning partition plate are arranged below each layer of the spray assembly, the cleaning particle layer is arranged above the cleaning partition plate, and the cleaning partition plate is provided with a plurality of gas-liquid through holes; the cleaning particle layer is formed by stacking a plurality of granular substances, the size of the granular substances is 0.1-10 cm, the size of the granular substances is larger than that of the gas-liquid through holes, and the granular substances are insoluble in liquid.
Preferably, in the above-described exhaust gas treatment apparatus, each of the shower assemblies includes:
the spraying pipe is perpendicular to the axial direction of the vertical cylinder and is communicated with a water conduit outside the vertical cylinder;
the spray pipe is communicated with a plurality of nozzles, and the openings of the nozzles face downwards.
Preferably, in the above exhaust gas treatment device, the shower pipe is provided in plurality, and the shower pipe is arranged in a radial or annular shape.
Preferably, in the above exhaust gas treatment device, a particle stirring mechanism is further included, and the particle stirring mechanism includes:
a driving part arranged outside the vertical cylinder;
the rotating shaft is in transmission connection with the driving part and extends into the vertical cylinder;
the stirring head is fixed in the rotating shaft, perpendicular to the rotating shaft and every layer of the cleaning particle layer are internally provided with the stirring head.
Preferably, in the above-described exhaust gas treatment apparatus, the nozzle is an atomizing nozzle.
The utility model also provides a cracking system, including pyrolysis furnace and exhaust-gas treatment equipment, the pyrolysis furnace includes a pyrolysis section of thick bamboo and a heat supply section of thick bamboo, a heat supply section of thick bamboo rotates the cover and locates outside the section of thick bamboo wall of a pyrolysis section of thick bamboo, a heat supply section of thick bamboo is fixed, a relative heat supply section of thick bamboo of a pyrolysis section of thick bamboo rotates, a heat supply section of thick bamboo is provided with the tail gas discharge port, exhaust-gas treatment equipment is as above arbitrary the exhaust-gas treatment equipment, exhaust-gas treatment equipment's inlet channel with the tail gas discharge port intercommunication.
Preferably, in the cracking system, the number of the waste gas treatment devices is multiple, and the waste gas treatment devices are sequentially connected in series.
Preferably, in the cracking system, the cracking system further comprises a drying device, and a drying gas outlet of the drying device is communicated with the gas inlet channel.
Preferably, in the cracking system, the cracking system further includes a cyclone dust removing device, and the cyclone dust removing device is disposed between the tail gas outlet and the air inlet channel, and/or the cyclone dust removing device is disposed between the drying gas outlet and the air inlet channel.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a waste gas treatment device, which comprises a vertical cylinder, a spray assembly and a tail gas circulating power component, wherein the lower part of the vertical cylinder is provided with an air inlet channel, the upper part of the vertical cylinder is provided with an air outlet channel, and the air inlet channel is used for introducing tail gas; one or more layers of spraying components are arranged along the axial direction of the vertical cylinder body, and the spraying components are used for spraying liquid which is in contact with the tail gas for cleaning; the tail gas circulation power component is arranged on the air inlet channel and/or the air outlet channel and used for driving the tail gas to flow.
During operation, tail gas passes through inlet channel and gets into the lower part of vertical barrel under the drive pressure effect of tail gas circulation power part, and tail gas upwards flows, and meanwhile, one deck or multilayer spray assembly in the vertical barrel sprays liquid, and liquid flows downwards under the dead weight, and liquid and tail gas reverse flow and contact wash, and tail gas is through liquid washing at least once at the in-process that flows upwards to absorb dust, sulfur dioxide, carbon monoxide etc. in the tail gas, improved the purifying effect of tail gas, tail gas after the washing is discharged from outlet channel.
The utility model provides a cracking equipment has adopted the exhaust-gas treatment equipment in this application, and exhaust-gas treatment equipment communicates with the tail gas discharge port of the heat supply section of thick bamboo of pyrolysis furnace to can improve the purifying effect of tail gas.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an exhaust gas treatment device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a particle layer stirring mechanism of an exhaust gas treatment device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a spray assembly of an exhaust gas treatment device according to an embodiment of the present invention;
FIG. 4 is a schematic bottom view of FIG. 3;
fig. 5 is a schematic structural diagram of a cleaning partition plate of an exhaust gas treatment device according to an embodiment of the present invention;
fig. 6 is a schematic connection diagram of an exhaust gas treatment device of a cracking system according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a cyclone dust removing apparatus of a cracking system according to an embodiment of the present invention;
fig. 8 is a schematic connection diagram of a drying device and a cyclone dust removing device of a cracking system provided by an embodiment of the present invention;
FIG. 9 is a schematic diagram of the connection between the cyclone dust collecting device and the waste gas treatment device of the cracking system provided by some embodiments.
The device comprises a cyclone dust removal device A, a cyclone cylinder 1, an air inlet 11, an air outlet 12, an ash discharge port 13, a spray head 2, a liquid supply device 3, an air outlet pipeline 4, a drying device 5, a drying gas outlet 51, an air inlet pipeline 6, a waste gas treatment device B, a driving part 7, a rotating shaft 8, a vertical cylinder 9, a cleaning particle layer 10, a cleaning partition plate 21, a gas-liquid through hole 211, a nozzle 22, a water conduit 23, an air inlet channel 24, an air outlet channel 25, a tail gas circulating driving part 26, a stirring head 27 and a spray pipe 28.
Detailed Description
The core of the utility model is to provide a waste gas treatment equipment has improved the exhaust purification effect.
The utility model also provides a schizolysis system that contains this exhaust-gas treatment equipment, improved the exhaust-gas purification effect.
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.
Referring to fig. 1, an embodiment of the present invention provides an exhaust gas treatment device B, which includes a vertical cylinder 9, a spraying assembly, and a tail gas circulation power component 26, wherein an air inlet channel 24 and a liquid tank are disposed at a lower portion of the vertical cylinder 9, an air outlet channel 25 is disposed at an upper portion of the vertical cylinder 9, the air inlet channel 24 is used for introducing tail gas, the air outlet channel 25 is used for discharging purified tail gas, and the liquid tank is used for receiving treated liquid; one or more layers of spraying components are arranged along the axial direction of the vertical cylinder 9 and are used for spraying liquid which is in contact with the tail gas for cleaning; the exhaust gas circulation power component 26 is disposed in the inlet channel 24 and/or the outlet channel 25, and is used for driving the exhaust gas to flow, and the exhaust gas circulation power component 26 may be a fan.
During operation, tail gas enters the lower part of the vertical cylinder 9 through the air inlet channel 24 under the driving pressure of the tail gas circulating power component 26, the tail gas flows upwards, meanwhile, one or more layers of spraying assemblies in the vertical cylinder 9 spray liquid, the liquid flows downwards under the self-weight, the liquid and the tail gas flow reversely and are in contact cleaning, and the tail gas is cleaned by at least one time of liquid in the upward flowing process, so that dust, sulfur dioxide, carbon monoxide and the like in the tail gas are absorbed, the purification effect of the tail gas is improved, and the cleaned tail gas is discharged from the air outlet channel 25.
As shown in fig. 1 and 5, in this embodiment, the exhaust gas treatment device B further includes a cleaning particle layer 10 and a cleaning partition 21, a cleaning particle layer 10 and a cleaning partition 21 are disposed below each layer of spraying assembly, the cleaning particle layer 10 is disposed above the cleaning partition 21, the cleaning particle layer 10 is supported by the cleaning partition 21, the cleaning partition 21 is provided with a plurality of gas-liquid through holes 211, and the gas-liquid through holes 211 may be in any shape and are uniformly distributed on the cleaning partition 21; the cleaning particle layer 10 is formed by stacking a plurality of granular materials, the size of the granular materials is 0.1 cm-10 cm, the size of the granular materials is larger than that of the gas-liquid through hole 211, the granular materials cannot leak from the gas-liquid through hole 211, and the granular materials are insoluble in liquid. The granular material is preferably spherical, but may be in the form of a cap, a column, a ring, or the like.
During operation, tail gas passes through inlet channel 24 and gets into the bottom of vertical barrel 9, earlier through the washing baffle 21 and the washing grained layer 10 of lower floor, because it piles up by numerous granular material and forms to wash grained layer 10, there is the space between the granular material, the granular material has slowed down the flow velocity of liquid and tail gas, make tail gas and liquid stop and fully wash in the space, filter the dust in the tail gas, sulfur dioxide, material such as carbon monoxide, later tail gas continues to go up layer by layer and washs baffle 21 and washing grained layer 10, make tail gas relapse and liquid contact washing many times, reach the upper portion of vertical barrel 9 at last, discharge through outlet channel 25.
As shown in fig. 3 and 4, the present embodiment provides a specific spray assembly, each layer of which includes a spray pipe 28 and a spray nozzle 22; wherein, the spray pipe 28 is perpendicular to the axial direction of the vertical cylinder 9, namely the spray pipe 28 is horizontally arranged, and the spray pipe 28 is communicated with the water conduit 23 outside the vertical cylinder 9; the shower pipe 28 is provided with a plurality of nozzles 22 in communication, and the nozzles 22 are opened downward.
When the spraying device works, liquid in the water conduit 23 is introduced into the spraying pipe 28 and is finally sprayed into the vertical cylinder 9 through the nozzle 28, and the spraying pipe 28 is horizontally arranged, and the nozzle 22 faces downwards, so that the spraying liquid is uniformly sprayed downwards and is in contact with tail gas moving upwards for cleaning. Of course, the shower 28 may be arranged vertically or inclined with the opening of the nozzle 22 facing in any other direction, but the liquid spray is less uniform than in the above-described arrangement.
Further, in the present embodiment, the shower pipe 28 is plural, and the shower pipe 28 is arranged in a radial or annular shape. The spray pipe 28 is provided with a control valve, the liquid inlet amount in the spray pipe 28 is controlled by the control valve, and the opening degree of the control valve is adjusted according to the tail gas amount.
As shown in fig. 1 and 2, in the present embodiment, the exhaust gas treatment device B further includes a particle stirring mechanism including a driving part 7, a rotating shaft 8, and a stirring head 27; wherein, the driving part 7 is a motor or a hydraulic motor, and the driving part 7 is arranged outside the vertical cylinder 9; the rotating shaft 8 is in transmission connection with the driving part 7, the driving part 7 drives the rotating shaft 8 to rotate, the rotating shaft 8 extends into the vertical cylinder 9, and the axis of the rotating shaft 8 is parallel to the axis of the vertical cylinder 9; the stirring head 27 is fixed on the rotating shaft 8, and the stirring head 27 is arranged in each layer of cleaning particle layer 10.
During operation, the driving part 7 drives the rotating shaft 8 to rotate, and then drives each stirring head 27 to rotate in the corresponding cleaning particle layer 10, so as to stir the granular substances, keep the granular substances moving, shake off the mud and dirt deposited on the surface of the granular substances in time, ensure that the gaps among the granular substances are not blocked by the deposited mud and dirt, and keep the gas and the liquid flowing smoothly.
Further, in this embodiment, the nozzle 22 is an atomizing nozzle, and the water mist is sprayed into the vertical cylinder 9 through the atomizing nozzle, so that the combination effect of the water mist and the fine dust is better, and the tail gas purification effect is further improved.
Based on the exhaust-gas treatment equipment that any embodiment described above, the embodiment of the utility model provides a cracking system is still provided, it includes pyrolysis furnace and exhaust-gas treatment equipment, the pyrolysis furnace includes a schizolysis section of thick bamboo and a heat supply section of thick bamboo, the heat supply section of thick bamboo rotates the cover and locates outside the section of thick bamboo wall of a schizolysis section of thick bamboo, the heat supply section of thick bamboo is fixed, the relative heat supply section of thick bamboo of a schizolysis section of thick bamboo rotates, the heat supply section of thick bamboo is provided with the tail gas discharge port, exhaust-gas treatment equipment adopts the exhaust-gas treatment equipment B that any embodiment described above, exhaust-gas treatment equipment.
When the vertical type tail gas purifier works, tail gas in the heat supply cylinder enters the vertical cylinder 9 through the tail gas outlet and the gas inlet channel 24, liquid which moves upwards and downwards contacts and cleans the vertical cylinder layer by layer for multiple times, and the tail gas is discharged from the gas outlet channel after dust, sulfur dioxide, carbon monoxide and the like in the tail gas are filtered, so that the purpose of tail gas purification is achieved.
In the present embodiment, the number of the exhaust gas treatment devices B is plural, and plural exhaust gas treatment devices B are connected in series in this order. Specifically, the air outlet channel 25 of the first exhaust gas treatment device B is communicated with the air inlet channel 24 of the second exhaust gas treatment device B, the air outlet channel 25 of the second exhaust gas treatment device B is communicated with the air inlet channel 24 of the third exhaust gas treatment device B, and so on, according to the requirement of exhaust gas purification, a plurality of exhaust gas treatment devices B connected in series are arranged to purify the exhaust gas.
In this embodiment, the cracking system further comprises a drying device 5, and a drying gas outlet 51 of the drying device 5 is communicated with the gas inlet channel 24. Because the material is dried by the drying device 5 before entering the cracking cylinder of the cracking furnace, the drying gas for drying the material is discharged from the drying gas outlet 51 after the drying operation is finished, and enters the waste gas treatment device B through the gas inlet pipeline 6. Thereby discharging the dried gas after purification and protecting the environment.
As shown in fig. 9, the cracking system further includes a cyclone device a, the cyclone device a is disposed between the exhaust gas outlet and the air inlet channel 24, and/or the cyclone device a is disposed between the drying gas outlet 51 and the air inlet channel 24. That is, the tail gas in the heat supply cylinder is firstly subjected to primary dust removal by the cyclone dust removal device A, then is subjected to dust removal by the waste gas treatment device B, absorbs sulfur dioxide, carbon monoxide and other substances, and finally is discharged to the environment. Thus, the exhaust gas purification effect is further improved.
As shown in fig. 7, an embodiment of the present invention provides a cyclone dust collecting apparatus a, which includes a cyclone 1, a nozzle 2 and a liquid supply device 3; the cyclone 1 is a conical cylinder, the upper end is large, the lower end is small, the lower end of the cyclone 1 is provided with an ash discharge port 13, the upper end of the cyclone 1 is provided with an air outlet 12, the wall of the cyclone 1 is provided with an air inlet 11 positioned between the air outlet 12 and the ash discharge port 13, the air inlet direction of the air inlet 11 is along the tangential direction of the cyclone 1, and the air inlet 11 is used for introducing gas to be dedusted; the spray head 2 is arranged in the cyclone 1 and close to the air inlet 11 and is used for spraying liquid into the cyclone 1; the liquid supply device 3 is connected with the spray head 2 and supplies liquid to the spray head 2.
When in use, the gas to be dedusted is introduced into the cyclone cylinder 1 through the gas inlet 11, because the inlet wind direction of the gas inlet 11 is along the tangential direction of the cyclone cylinder, therefore, the gas to be dedusted flows in the cyclone 1 in a rotational flow mode, meanwhile, the liquid supply device 3 supplies liquid to the spray head 2, the liquid is sprayed into the cyclone 1 through the spray head 2, because the spray head 2 is close to the gas inlet 11, the gas to be dedusted is mixed with the liquid sprayed by the spray head 2, the tiny particles in the gas to be dedusted are combined with the liquid and then become particles with larger particle size, the particles with larger particle size can be centrifugally separated by the airflow of the cyclone 1, stay on the inner wall of the cyclone 1 and are finally discharged from the ash discharge port 13 at the lower part, and the separated gas is discharged from the gas outlet 12 at the upper part, thereby realizing the dust removal of dust with smaller particle size and improving the dust removal effect of the cyclone dust removal equipment.
Further, in the embodiment, the nozzle 2 is an atomizing nozzle, and the liquid supply device 3 is an atomizing device, so that the liquid sprayed into the cyclone 1 is atomized by the atomizing device and the atomizing nozzle, and the water mist is more easily combined with the fine dust, thereby further improving the dust removal effect. In addition, the gas to be dedusted is high-temperature gas, so that steam can be generated after the high-temperature gas collides with water mist, the steam is easier to be physically combined with tiny dust in the gas, the particle size of the original dust is increased, the existing cyclone cylinder 1 can process dust larger than 3 microns, namely smaller dust can be processed, and the dedusting effect is improved.
In this embodiment, the cyclone dust removing apparatus a further includes a control valve disposed at the water inlet of the nozzle 2 for controlling the water spraying amount of the nozzle 2, and the water spraying amount is in direct proportion to the air inflow of the air inlet 11. When the air inflow is larger, the opening of the control valve is increased, so that the water spraying amount is increased, and the tiny dust in the gas can be fully combined with the water mist, so that the dust removal is more thorough. Conversely, the intake air amount decreases, and the amount of water sprayed from the nozzle head 2 decreases accordingly. The opening degree of the valve is automatically controlled by controlling the valve.
In the present embodiment, the number of the spray heads 2 is plural, and the spray heads 2 are distributed radially or annularly at the center. The arrangement is not limited to the arrangement described in the present embodiment as long as the water spray can be satisfied.
As shown in fig. 7, in the present embodiment, the number of the cyclones 1 is one or more, the air outlets 12 of the plurality of cyclones 1 share one air outlet duct 4, the number of the cyclones 1 is determined according to the dust removal amount, specifically, may be more than one, two, three, four, and the like, and the air outlets 12 of the plurality of cyclones 1 share one air outlet duct 4, so that the duct arrangement is simplified, and the cost is reduced.
Further, in the present embodiment, the number of the cyclones 1 is one or more, and the air inlets 11 of the plurality of cyclones 1 share one air inlet duct 6, so that the duct layout is simplified, and the cost is reduced.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An exhaust gas treatment device, comprising:
the exhaust gas purification device comprises a vertical cylinder (9), wherein an air inlet channel (24) is arranged at the lower part of the vertical cylinder (9), an air outlet channel (25) is arranged at the upper part of the vertical cylinder (9), and the air inlet channel (24) is used for introducing exhaust gas;
the spraying assembly is arranged in one or more layers along the axial direction of the vertical cylinder (9) and is used for spraying liquid which is in contact with the tail gas for cleaning;
and the tail gas circulation power component (26) is arranged on the air inlet channel (24) and/or the air outlet channel (25) and is used for driving the tail gas to flow.
2. The waste gas treatment equipment according to claim 1, further comprising a cleaning particle layer (10) and a cleaning partition plate (21), wherein a layer of the cleaning particle layer (10) and a layer of the cleaning partition plate (21) are arranged below each layer of the spray assembly, the cleaning particle layer (10) is arranged above the cleaning partition plate (21), and the cleaning partition plate (21) is provided with a plurality of gas-liquid through holes (211); the cleaning particle layer (10) is formed by stacking a plurality of granular substances, the size of the granular substances is 0.1 cm-10 cm, the size of the granular substances is larger than that of the gas-liquid through holes (211), and the granular substances are insoluble in liquid.
3. The exhaust treatment device of claim 1, wherein each layer of the spray assemblies comprises:
the spray pipe (28) is perpendicular to the axial direction of the vertical cylinder (9), and the spray pipe (28) is communicated with a water conduit (23) outside the vertical cylinder (9);
the spray pipe (28) is provided with a plurality of spray nozzles (22) in a communication mode, and the openings of the spray nozzles (22) face downwards.
4. The exhaust gas treatment apparatus according to claim 3, wherein the shower pipe (28) is plural, and the shower pipe (28) is arranged in a radial or annular shape.
5. The exhaust treatment device of claim 2, further comprising a particulate agitation mechanism, the particulate agitation mechanism comprising:
a drive member (7) provided outside the vertical cylinder (9);
the rotating shaft (8), the rotating shaft (8) is connected with the driving part in a transmission way, and the rotating shaft (8) extends into the vertical cylinder (9);
and the stirring head (27) is fixed on the rotating shaft (8), and the stirring head (27) is arranged in each layer of the cleaning particle layer (10).
6. An exhaust gas treatment device according to claim 3, characterized in that the nozzle (22) is an atomizing nozzle.
7. A cracking system, characterized in that, includes a cracking furnace and a waste gas treatment device, the cracking furnace includes a cracking cylinder and a heat supply cylinder, the heat supply cylinder rotates the cover to locate outside the cylinder wall of the cracking cylinder, the heat supply cylinder is fixed, the cracking cylinder rotates relative to the heat supply cylinder, the heat supply cylinder is provided with a tail gas outlet, the waste gas treatment device is the waste gas treatment device (B) according to any claim 1-6, the inlet channel (24) of the waste gas treatment device is communicated with the tail gas outlet.
8. The cracking system according to claim 7, wherein the number of the off-gas treatment devices (B) is plural, and plural off-gas treatment devices (B) are connected in series.
9. The cracking system according to claim 7, further comprising a drying apparatus (5), the drying gas outlet (51) of the drying apparatus (5) being in communication with the gas inlet channel (24).
10. The cracking system according to claim 9, further comprising a cyclone device (a) disposed between the off-gas exhaust port and the gas inlet channel (24), and/or the cyclone device (a) is disposed between the drying gas outlet (51) and the gas inlet channel (24).
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| CN202020124520.4U CN213077862U (en) | 2020-01-19 | 2020-01-19 | Waste gas treatment equipment and cracking system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114517101A (en) * | 2022-01-28 | 2022-05-20 | 中化二建集团有限公司 | Dust suppression and waste gas dust removal method for coke dry quenching coke |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114517101A (en) * | 2022-01-28 | 2022-05-20 | 中化二建集团有限公司 | Dust suppression and waste gas dust removal method for coke dry quenching coke |
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