CN211551611U - Industrial solid waste comprehensive treatment system - Google Patents
Industrial solid waste comprehensive treatment system Download PDFInfo
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- CN211551611U CN211551611U CN202020124726.7U CN202020124726U CN211551611U CN 211551611 U CN211551611 U CN 211551611U CN 202020124726 U CN202020124726 U CN 202020124726U CN 211551611 U CN211551611 U CN 211551611U
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Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
The invention discloses an industrial solid waste comprehensive treatment system, which comprises a crushing device, a rotary incinerator, a secondary combustion chamber, an ash discharger, a waste heat boiler and a tail gas treatment device, wherein the output end of the crushing device is communicated with the input end of the rotary incinerator through a drying conveyor, and the rotary incinerator is externally connected with a combustor and a first additive bin for adding an additive to the rotary incinerator respectively; the output end of the rotary incinerator is communicated with a secondary combustion chamber, the hot gas output end generated by the secondary combustion chamber is communicated with the input end of the waste heat boiler, and the waste residue end generated by the secondary combustion chamber is communicated with an ash discharger; the output end of the waste heat boiler is communicated with a tail gas treatment device; the utility model discloses whole process is through the physical appearance that changes solid waste, and the volume of compression discarded object reduces the area of discarded object, realizes industry solid waste's energy and recycles.
Description
Technical Field
The invention relates to the technical field of industrial solid waste treatment systems, in particular to an industrial solid waste comprehensive treatment system.
Background
The industrial solid waste refers to solid waste generated in production activities of industrial enterprises. Industrial solid waste is a part of solid waste and is a part of the largest amount of production. According to different danger degrees and treatment modes, industrial solid wastes are divided into general industrial solid wastes and industrial harmful solid wastes, wherein the general industrial solid wastes refer to various waste residues generated in the industrial production process and mainly relate to plastics, rubber, fibers, leather, paper, laminated plates, polymers and the like; industrial hazardous solid waste is dangerous, explosive, inflammable, corrosive, infectious, radioactive, and is called hazardous waste. The object of treatment in this patent is only general industrial solid waste.
According to investigation, the total amount of solid waste and dangerous waste generated by industrial enterprises in China in 2018 is respectively as high as 30 hundred million tons and 1 hundred million tons, the pollution problem caused by the industrial solid waste is increasingly prominent, the health and ecological environment of human bodies are seriously harmed, and the good development of social economy is more seriously restricted. The harm of industrial solid waste to the environment is mainly reflected in that: the atmosphere is polluted. The industrial solid waste does not have volatility, but in the stacking process, part of fine dust can rise to the air under the action of wind force to form haze and dust pollution. During the long-term accumulation process of part of industrial solid wastes, the industrial solid wastes are gradually rotten and decomposed under the action of external water, temperature and the like to generate some volatile toxic gases, so that the air is polluted; ② polluting the water body. In the open-air stacking process of industrial solid wastes, part of substances seep into soil under the action of precipitation to pollute underground water, thereby harming human health; and thirdly, polluted soil. The industrial solid waste is large in production amount and high in treatment difficulty, and in the stacking process, harmful substances in the waste can enter soil through external force action such as weathering and the like, beneficial microorganisms in the soil are killed, a normal ecological system is damaged, and meanwhile, the life health of human beings is indirectly harmed.
In order to solve the problem of industrial solid waste treatment, the solid waste incineration and resource utilization technology is produced. The solid waste incineration refers to that solid combustible materials in an incinerator are decomposed into hydrocarbon compounds at high temperature and then mixed with oxygen to combust to generate solid ash and gaseous smoke. The harmless treatment of most dangerous objects can be realized through high-temperature incineration and tail gas treatment technologies, and secondary pollution caused by dioxin and the like can be effectively restrained.
The invention discloses a method and a system for treating industrial solid waste with publication number of CN105087942A and publication number of 2015.11.25, and provides a method and a system for treating industrial solid waste, wherein the method comprises the following steps: proportioning industrial solid wastes according to a proportion, and feeding the mixture into a rotary kiln; roasting the fed industrial solid waste in a rotary kiln; after roasting is finished, feeding the roasted material into a settling chamber connected with the rotary kiln for settling; reducing the temperature of rare metal products in the material by using a cold discharge pipe connected with the settling chamber; when the temperature of the rare metal products is reduced to a preset temperature, the rare metal products are collected into a collection chamber through an induced draft fan. The method and the device have the advantages that the full reduction treatment of the industrial solid waste is realized, the whole treatment process is more environment-friendly, the fuel consumption is low, the recovery rate is high, and the treatment cost of the industrial solid waste is reduced. The above invention patent deals with the treatment of industrial solid waste, but the treatment mode of the above invention patent is different from the present invention, and does not disclose the system equipment for industrial solid waste treatment.
The invention discloses a harmless industrial solid waste incineration treatment method and device, and the method is disclosed as CN101968225A and the publication date is 2011.02.09. The method comprises the following steps: incinerating industrial solid waste under an anoxic condition to obtain a first product containing volatile gas and particulate matter; burning the volatile gas and the particulate matters to obtain a second product, wherein the second product comprises first flue gas and molten glassy state slag, and the glassy state slag is formed by burning the particulate matters; discharging the glassy slag; sequentially carrying out heat exchange treatment and separation treatment on the first flue gas to obtain a third product, wherein the third product comprises first collected ash and second flue gas; and after the second flue gas is quenched, spraying activated carbon to adsorb dust and heavy metals, and dedusting by adopting a cloth bag to generate second collected ash. The invention solves the problem of high cost of the incineration treatment of the industrial solid waste, and better realizes the harmlessness, volume reduction and resource utilization of the incineration of the industrial solid waste. The above invention patent can realize the harmlessness, volume reduction and resource utilization of the industrial solid waste incineration, but the treatment mode of the above invention patent is different from the utility model, and the system equipment for treating the industrial solid waste is not disclosed.
Disclosure of Invention
The invention aims to solve the problems and adopts the technical scheme that:
an industrial solid waste comprehensive treatment system comprises a crushing device, a rotary incinerator, a secondary combustion chamber, an ash discharger, a waste heat boiler and a tail gas treatment device, wherein the output end of the crushing device is communicated with the input end of the rotary incinerator through a drying conveyor, and the rotary incinerator is externally connected with a combustor and a first additive bin for adding an additive to the rotary incinerator respectively; the output end of the rotary incinerator is communicated with a secondary combustion chamber, the hot gas output end generated by the secondary combustion chamber is communicated with the input end of the waste heat boiler, and the waste residue end generated by the secondary combustion chamber is communicated with an ash discharger; the output end of the waste heat boiler is communicated with a tail gas treatment device.
Further, the first additive bin comprises a calcium oxide additive bin, and a Roots blower is externally connected with the calcium oxide additive bin.
Further, the crushing device comprises a primary double-shaft shredder, a rotary screen and a secondary double-shaft shredder; the output of one-level biax shredder passes through the input of first band conveyer intercommunication drum sieve, the recovery end of drum sieve passes through the input of second band conveyer intercommunication one-level biax shredder, and the screening end of drum sieve passes through third band conveyer intercommunication second grade biax shredder, the output intercommunication drying conveyor's of second grade biax shredder input.
Further, the second-stage double-shaft shredder is provided with a plurality of second-stage double-shaft shredders in parallel.
Further, the last cooperation of breaker is installed and is gone up the deironing device, the deironing device includes one-level belt deironing ware and second grade belt deironing ware, one-level belt deironing ware is installed on first band conveyer, second grade belt deironing ware is installed on third band conveyer.
Further, the tail gas treatment device comprises a spray tower, a dry type reaction tower, a pulse dust collector, a chimney and a centrifugal fan, wherein the input end of the spray tower is communicated with the output end of the waste heat boiler, the output end of the spray tower is communicated with the dry type reaction tower, the output end of the dry type reaction tower is communicated with the pulse dust collector, the output end of the pulse dust collector is communicated with the centrifugal fan, and the output end of the centrifugal fan is communicated with the chimney.
Furthermore, a second additive bin is connected outside the dry-type reaction tower, the second additive bin comprises an active carbon additive bin and a calcium oxide additive bin, and the active carbon additive bin and the calcium oxide additive bin are respectively connected with a Roots blower.
Further, a cyclone heat exchange dust remover is arranged between the secondary combustion chamber and the waste heat boiler, the cyclone heat exchange dust remover comprises a cold air channel and a hot air channel which are arranged in an isolation manner, the input end of the hot air channel is communicated with the secondary combustion chamber, and the output end of the hot air channel is communicated with the waste heat boiler; the cold air channel input end of the cyclone heat exchange dust collector is communicated with the centrifugal fan, and the cold air channel output end of the cyclone heat exchange dust collector is communicated with the drying conveyor through a pipeline.
The invention has the following beneficial effects:
1. the utility model relates to an industry solid waste integrated processing system, through carrying out the breakage with industry solid waste through breaker, then burn burning furnace in the gyration, combustion process in the postcombustion chamber, make with industry solid waste pyrolysis for hydrocarbon compound, generate solid lime-ash and gaseous waste gas with oxygen co-combustion again, then cooperate the energy in the exhaust-heat boiler make full use of gaseous waste gas, heat conversion to exhaust-heat boiler in with gaseous waste gas, pass through tail gas processing apparatus with waste gas at last and handle the back row to the atmosphere in, whole process is through the physics appearance that changes solid waste, the volume of compression discarded object, reduce the area of discarded object, realize the energy reuse of industry solid waste.
2. The utility model discloses a breaker carries out abundant breakage to industrial solid waste through one-level biax shredder and second grade biax shredder and is qualified fritter material to screen the returning charge through setting up the drum sieve, avoid second grade shredder to block up, overload operation even prolongs equipment life.
3. The utility model discloses a tail gas processing apparatus through wet-type scrubbing method, dry-type reaction method and pulse dust collector technique that makes up, detaches harmful gas and particle impurity in the waste gas, makes tail gas reach the emission requirement.
4. The utility model discloses a deironing device, through the one-level belt deironing ware and the second grade belt deironing ware that set up, take out the iron scrap impurity in the industrial solid waste among the crushing process, avoid influencing later stage industrial solid waste's the effect that burns.
5. The utility model discloses install cyclone heat transfer dust remover between postcombustion room and exhaust-heat boiler, the cold air passageway in the cyclone heat transfer dust remover and hot gas channel's setting can make waste gas heat and external cold air exchange, realizes transmitting waste gas part heat to external cold air, gains thermal external cold circulation of air and is used for drying the industrial solid waste of breaker's output to the drying conveyer, guarantees to reach follow-up processing requirement.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the crushing device of the present invention;
FIG. 3 is a schematic structural view of the demolishing crushing apparatus of the present invention;
fig. 4 is the structural schematic diagram of the cyclone heat exchange dust collector of the utility model.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1-3, an industrial solid waste comprehensive treatment system is mainly used for treating industrial solid waste, and comprises a crushing device 1, a rotary incinerator 3, a secondary combustion chamber 4, an ash discharger 41, a waste heat boiler 6 and a tail gas treatment device 7, wherein the output end of the crushing device 1 is communicated with the input end of the rotary incinerator 3 through a drying conveyor 2, and the rotary incinerator 3 carries out high-temperature incineration on the treated solid waste, so that on one hand, harmful substances in the solid waste are decomposed at high temperature, and on the other hand, the combustible hydrocarbon gas is generated through pyrolysis and gasification; the rotary incinerator 3 is externally connected with a combustor and a first additive bin for adding an additive to the rotary incinerator 3 respectively, the first additive bin comprises a calcium oxide additive bin 32, the calcium oxide additive bin 32 is externally connected with a Roots blower 31, the Roots blower 31 blows a calcium oxide additive in the calcium oxide additive bin 32 into the rotary incinerator 3, and the calcium oxide additive enables industrial solid waste to be fully combusted in the rotary incinerator 3, so that acidic harmful gas generated by high-temperature decomposition of the materials is reduced; the output end of the rotary incinerator 3 is communicated with a secondary combustion chamber 4, a burner is connected outside the secondary combustion chamber 4, the secondary combustion chamber 4 is used for burning combustible gas generated in the rotary incinerator 3, the waste residue end generated in the secondary combustion chamber 4 is communicated with an ash discharger 41, the ash discharger 41 conveys solid ash residues burnt in the rotary incinerator 3 and the secondary combustion chamber 4, the hot gas output end generated in the secondary combustion chamber 4 is communicated with the input end of a waste heat boiler 6, and the waste heat boiler 6 utilizes heat in waste gas to provide heat for other equipment, so that resource utilization of energy is realized; the output end of the waste heat boiler 6 is communicated with a tail gas treatment device 7, and in the embodiment, the burner is used for providing heat for the rotary incinerator 3 and the secondary combustion chamber 4.
As shown in fig. 1 to 3, the industrial solid waste generally has a relatively large volume, and in order to enable the industrial solid waste to be sufficiently combusted, the industrial solid waste needs to be pretreated, in this embodiment, the industrial solid waste needs to be crushed, and multistage treatment is performed to ensure the crushing effect, and the crushing device 1 includes a first-stage biaxial shredder 11, a rotary screen 14, and a second-stage biaxial shredder 18; the output end of the first-stage double-shaft shredder 11 is communicated with the input end of a rotary screen 14 through a first belt conveyor 12, the recovery end of the rotary screen 14 is communicated with the input end of the first-stage double-shaft shredder 11 through a second belt conveyor 15, the screening end of the rotary screen 14 is communicated with a second-stage double-shaft shredder 18 through a third belt conveyor 17, and the output end of the second-stage double-shaft shredder 18 is communicated with the input end of a drying conveyor 2; in this embodiment, the effect of drum sieve 14 is that select separately preliminary broken solid waste, sift out the material that does not completely break, the recovery end through drum sieve 14 returns to and continues breakage in one-level biax shredder 11 through second band conveyer 15, the material that meets the standard passes through the screening end of drum sieve 14 and carries through third band conveyer 17 to carry out further breakage to second grade biax shredder 18, make industry solid waste can further break to qualified fritter material, sieve the returning charge through drum sieve 14, avoid second grade biax shredder 18 to block up, overload operation even, extension equipment life.
As shown in fig. 2, in order to enhance the secondary crushing treatment of the industrial solid waste output from the screening end of the trommel 14 and improve the treatment efficiency, a plurality of the two-stage double-shaft shredders 18 are arranged in parallel, and in this embodiment, two of the two-stage double-shaft shredders 18 are arranged in parallel.
As shown in fig. 2, in order to remove the iron scrap impurities in the crushed material, the iron removing device is installed on the crushing device 1 in a matching manner, the iron removing device comprises a first-level belt iron remover 13 and a second-level belt iron remover 16, the first-level belt iron remover 13 is installed on the first belt conveyor 12 and used for removing the iron scrap impurities in the primarily crushed material, and the second-level belt iron remover 16 is installed on the third belt conveyor 17 and further used for removing the fine iron scrap impurities in the primarily crushed material.
As shown in fig. 1-3, in order to fully treat the waste gas generated after the combustion of the industrial solid waste and ensure that the treated waste gas can reach the emission standard, the tail gas treatment device 7 includes a spray tower 71, a dry reaction tower 72, a pulse dust collector 74, a chimney 75 and a centrifugal fan 51, an input end of the spray tower 71 is communicated with an output end of the waste heat boiler 6, and the spray tower 71 is used for reducing the temperature of the waste gas and further removing particulate impurities in the waste gas, and simultaneously removing acidic gas in the waste gas; the output end of the spray tower 71 is communicated with a dry type reaction tower 72, the output end of the dry type reaction tower 72 is communicated with a pulse dust collector 74, the output end of the pulse dust collector 74 is communicated with a centrifugal fan 51, and the output end of the centrifugal fan 51 is communicated with a chimney 75; waste gas is washed by a spray tower 71, cooled and dedusted, harmful gas is removed by a dry reaction tower 72, solid particles are removed by a pulse deduster 74, and the waste gas is discharged into the atmosphere after reaching the standard after treatment, so that secondary pollution is avoided.
As shown in fig. 1 to 3, in order to further remove the harmful gas in the exhaust gas, the dry reaction tower 72 is externally connected with a second additive bin, the second additive bin comprises an activated carbon additive bin 73 and a calcium oxide additive bin 32, the activated carbon additive bin 73 and the calcium oxide additive bin 32 are respectively externally connected with a roots blower 31, and the roots blower 31 is used for blowing the calcium oxide additive in the calcium oxide additive bin 32 and the activated carbon additive in the activated carbon additive bin 73 into the dry reaction tower 72.
As shown in fig. 4, in order to fully utilize the heat of the exhaust gas, realize the resource utilization of the energy in the exhaust gas, and ensure that the heat of the exhaust gas can be fully utilized, a cyclone heat exchange dust collector 5 is installed between the secondary combustion chamber 4 and the exhaust heat boiler 6, the cyclone heat exchange dust collector 5 comprises a cold air channel 54 and a hot air channel 58 which are separately arranged, the exhaust gas circulates through the hot air channel 58, the cold air channel 54 is used for circulating external cold air, the arrangement of the cold air channel 54 and the hot air channel 58 can enable the heat of the exhaust gas to be exchanged with the external cold air, so as to realize the transmission of partial heat of the exhaust gas to the external cold air, the external cold air which obtains the heat circulates to the drying conveyor 2 for drying the industrial solid waste output by the output end of the crushing device 1, and ensure that the subsequent processing requirements are met, the input end, the hot gas channel output end 55 is communicated with the waste heat boiler 6; the cold air channel input end 53 of the cyclone heat exchange dust collector 5 is communicated with the centrifugal fan 51, the centrifugal fan 51 is used for providing cold air for the cyclone heat exchange dust collector 5, and the cold air channel output end 56 of the cyclone heat exchange dust collector 5 is communicated with the drying conveyor 2 through the pipeline 52.
In this embodiment, the rotary incinerator 3, the secondary combustion chamber 4, the ash discharger 41, the exhaust-heat boiler 6, the primary biaxial shredder 11, the drum screen 14, the secondary biaxial shredder 18, the roots blower 31, the spray tower 71, the dry reaction tower 72, the pulse dust collector 74, and the centrifugal blower 51 are all the prior art, and the specific structures are not described in detail in this embodiment.
The working process of the invention is as follows:
firstly, workers stack large industrial solid wastes into a pit, and then convey the large industrial solid wastes in the pit to a primary double-shaft shredder 11 by a chain plate conveyor, wherein the primary double-shaft shredder 11 primarily crushes the large industrial solid wastes and primarily destroys the connection between waste iron impurities and the industrial solid wastes; the primarily crushed industrial solid waste is conveyed into a drum screen 14 through a first belt conveyor 12, a primary belt iron remover 13 is mounted on the first belt conveyor 12, when the industrial solid waste passes through the first belt conveyor 12, waste iron impurities are adsorbed on the primary belt iron remover 13, and the waste iron and the impurities are removed from the primarily crushed industrial solid waste; the drum sieve 14 sorts the preliminarily crushed industrial solid waste, unqualified materials are conveyed to the input end of the one-level double-shaft shredder 11 through the recovery end of the drum sieve 14 by the second belt conveyor 15 and are continuously crushed, qualified materials enter the two parallel-connected second-level double-shaft shredders 18 through the screening end of the drum sieve 14 by the third belt conveyor 17, the third belt conveyor 17 is provided with the second-level belt iron remover 16, when passing through the third belt conveyor 17, iron scrap impurities in the qualified materials are adsorbed on the second-level belt iron remover 16, iron scrap impurities in the qualified materials are further removed, and the second-level double-shaft shredders 18 further crush the preliminarily crushed qualified industrial solid waste into qualified small solid waste.
The crushed qualified small solid wastes enter a rotary incinerator 3 through a drying conveyor 2, a Roots blower 31 blows a calcium oxide additive in a calcium oxide additive bin 32 into the rotary incinerator 3, and the calcium oxide additive enables the industrial solid wastes to be fully combusted at high temperature in the rotary incinerator 3, so that acidic harmful gas generated by high-temperature decomposition of the materials is reduced; hydrocarbon combustible gas generated by the pyrolysis of the industrial solid waste enters the secondary combustion chamber 4, is further combusted after being mixed with oxygen, the generation of harmful gas is reduced, and meanwhile, solid ash after combustion is discharged through an ash discharger 41; the burnt waste gas enters a cyclone heat exchange dust collector 5, on one hand, solid impurities in the waste gas are removed, on the other hand, cold air conveyed into the cyclone heat exchange dust collector 5 by a centrifugal fan 51 is heated, and the heated hot air enters a drying conveyor 2 to be used for drying small solid wastes; high-temperature waste gas enters the waste heat boiler 6 through the cyclone heat exchange dust collector 5, the energy in the high-temperature waste gas is utilized to drive the waste heat boiler 6 to work, heat energy is provided for other equipment, and resource utilization of the energy is achieved.
Conveying the waste gas discharged by the waste heat boiler 6 to a spray tower 71, washing the waste gas by circulating water to reduce the temperature of the waste gas and remove harmful gas and particle impurities in the waste gas; the waste gas after being washed and cooled enters a dry reaction tower 72, a calcium oxide additive in a calcium oxide additive bin 32 and an active carbon additive in an active carbon additive bin 73 are blown into the dry reaction tower 72 by a Roots blower 31, so that the waste gas reacts with the calcium oxide additive and the active carbon additive in the dry reaction tower 72 to further remove harmful gases in the waste gas, the treated waste gas then enters a pulse dust collector 74 to remove solid particle impurities in the waste gas, and finally enters a chimney 75 through a centrifugal blower 51 to be discharged.
The utility model relates to an industrial solid waste integrated processing system, through carrying out the breakage with industrial solid waste through breaker 1, then burn burning furnace 3 in the gyration, the postcombustion is 4 internal combustion processes, make with industrial solid waste pyrolysis for hydrocarbon compound, generate solid lime-ash and gaseous waste gas with oxygen co-combustion again, then cooperate the energy in 6 make full use of gaseous waste gas of exhaust-heat boiler, heat conversion to exhaust-heat boiler 6 in with gaseous waste gas, pass through tail gas processing apparatus 7 with waste gas at last and handle the back row to the atmosphere, whole process is through the physics appearance that changes solid waste, the volume of compression discarded object, reduce the area of discarded object, realize industrial solid waste's energy reuse.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and unless otherwise stated the above words are not intended to have a special meaning.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof, but such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. The comprehensive treatment system for the industrial solid waste is characterized by comprising a crushing device, a rotary incinerator, a secondary combustion chamber, an ash discharger, a waste heat boiler and a tail gas treatment device, wherein the output end of the crushing device is communicated with the input end of the rotary incinerator through a drying conveyor, and the rotary incinerator is externally connected with a combustor and a first additive bin for adding an additive to the rotary incinerator respectively; the output end of the rotary incinerator is communicated with a secondary combustion chamber, the hot gas output end generated by the secondary combustion chamber is communicated with the input end of the waste heat boiler, and the waste residue end generated by the secondary combustion chamber is communicated with an ash discharger; the output end of the waste heat boiler is communicated with a tail gas treatment device.
2. The integrated industrial solid waste treatment system according to claim 1, wherein the first additive bin comprises a calcium oxide additive bin externally connected with a roots blower.
3. The integrated industrial solid waste treatment system according to claim 2, wherein the crushing device comprises a primary double-shaft shredder, a rotary screen and a secondary double-shaft shredder; the output of one-level biax shredder passes through the input of first band conveyer intercommunication drum sieve, the recovery end of drum sieve passes through the input of second band conveyer intercommunication one-level biax shredder, and the screening end of drum sieve passes through third band conveyer intercommunication second grade biax shredder, the output intercommunication drying conveyor's of second grade biax shredder input.
4. The integrated industrial solid waste treatment system according to claim 3, wherein a plurality of secondary double-shaft shredders are arranged in parallel.
5. The system of claim 4, wherein the crushing device is provided with an iron removing device, the iron removing device comprises a primary belt iron remover and a secondary belt iron remover, the primary belt iron remover is arranged on the first belt conveyor, and the secondary belt iron remover is arranged on the third belt conveyor.
6. The comprehensive industrial solid waste treatment system according to claim 5, wherein the tail gas treatment device comprises a spray tower, a dry reaction tower, a pulse dust collector, a chimney and a centrifugal fan, the input end of the spray tower is communicated with the output end of the waste heat boiler, the output end of the spray tower is communicated with the dry reaction tower, the output end of the dry reaction tower is communicated with the pulse dust collector, the output end of the pulse dust collector is communicated with the centrifugal fan, and the output end of the centrifugal fan is communicated with the chimney.
7. The system as claimed in claim 6, wherein the dry reaction tower is externally connected with a second additive bin, the second additive bin comprises an activated carbon additive bin and a calcium oxide additive bin, and the activated carbon additive bin and the calcium oxide additive bin are respectively externally connected with a Roots blower.
8. The comprehensive industrial solid waste treatment system according to any one of claims 1 to 7, wherein a cyclone heat exchange dust collector is installed between the secondary combustion chamber and the waste heat boiler, the cyclone heat exchange dust collector comprises a cold air channel and a hot gas channel which are separately arranged, the input end of the hot gas channel is communicated with the secondary combustion chamber, and the output end of the hot gas channel is communicated with the waste heat boiler; the cold air channel input end of the cyclone heat exchange dust collector is communicated with the centrifugal fan, and the cold air channel output end of the cyclone heat exchange dust collector is communicated with the drying conveyor through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020124726.7U CN211551611U (en) | 2020-01-20 | 2020-01-20 | Industrial solid waste comprehensive treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020124726.7U CN211551611U (en) | 2020-01-20 | 2020-01-20 | Industrial solid waste comprehensive treatment system |
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| CN211551611U true CN211551611U (en) | 2020-09-22 |
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| CN202020124726.7U Expired - Fee Related CN211551611U (en) | 2020-01-20 | 2020-01-20 | Industrial solid waste comprehensive treatment system |
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| CN (1) | CN211551611U (en) |
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- 2020-01-20 CN CN202020124726.7U patent/CN211551611U/en not_active Expired - Fee Related
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