CN107236568A - A kind of junked tire low-temperature negative-pressure continuous cracking device and method - Google Patents
A kind of junked tire low-temperature negative-pressure continuous cracking device and method Download PDFInfo
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- CN107236568A CN107236568A CN201610184412.4A CN201610184412A CN107236568A CN 107236568 A CN107236568 A CN 107236568A CN 201610184412 A CN201610184412 A CN 201610184412A CN 107236568 A CN107236568 A CN 107236568A
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- cracking
- junked tire
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- temperature negative
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
- C10G1/10—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/44—Carbon
- C09C1/48—Carbon black
- C09C1/482—Preparation from used rubber products, e.g. tyres
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/07—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of solid raw materials consisting of synthetic polymeric materials, e.g. tyres
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1003—Waste materials
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention discloses a kind of junked tire low-temperature negative-pressure continuous cracking device and method, it is related to the utilization of junked tire.A kind of junked tire low-temperature negative-pressure continuous cracking device, including the disintegrating machine being sequentially connected by belt conveyer, magnetic separator, flour mill, cracker, wherein described cracker includes gas fractionation unit, the cracking breeze retracting device for distinguishing airtight connection by pipeline with pyrolysis furnace, described pyrolysis furnace connection molten salt furnace.During cracking, broken, magnetic separation, then in the closed cracking reaction in furnace of low-temperature negative-pressure, is separately recovered fuel gas, oil product and breeze after tire is pre-processed.The present invention, with being cracked under condition of negative pressure, solves the problems, such as the evaporating, emitting, dripping or leaking of liquid or gas that existing cracking is present, will not produce dust and water pollution problems closed.
Description
Technical field
The present invention relates to the Application way of junked tire, and in particular to a kind of junked tire low temperature is born
Press continuous cracking device and method.
Technical background
With the fast development of auto industry and transportation, the demand of tire constantly increases
Plus, the thing followed is that the quantity of junked tire also constantly increases.
Traditional treating method to junked tire is landfill, burns, produces reclaimed rubber.Filling out
When burying and burning, environment can be caused harm, produce waste gas, scrap rubber, polluted underground water；And
Reclaimed rubber, which is produced, with junked tire there is high energy consumption, the defect of pollution weight.
Chinese patent 2005100369303, discloses a kind of junked tire vacuum catalytic cracking system
The method and device of limonene, fuel oil and carbon black is taken, is using sodium hydroxide and zinc oxide to urge
Agent, with damaged tire particle at high temperature catalytic pyrolysis prepared by Chinese patent
2009100463820, a kind of low-temperature catalytic cracking method of waste gas tire high-value-use is disclosed,
Be by tire it is broken after add desulfurizing agent, in 350-430 DEG C of catalytic pyrolysis, the gas of generation,
Fuel oil, solid residue, solid residue is used to produce carbon black.During due to cracking, use
The mode of Hot-blast Heating, so it is difficult to ensure that the stability of rubber cracking temperature, so cracking is anti-
It should fluctuate big；And oil product impurity content is high after condensation, subsequent treatment difficulty is big, and heat consumption is high.
In order to solve the drawbacks described above of prior art presence, the present invention have developed a kind of using waste and old
The technique that tire prepares carbon black.
In order to solve the drawbacks described above of prior art presence, the present invention have developed a kind of using waste and old
Tire low-temperature negative-pressure continuous cracking technique and device.
The content of the invention
It is an object of the invention to provide a kind of junked tire low-temperature negative-pressure continuous cracking device and side
Method.
The present invention is achieved by the following technical solutions：
A kind of junked tire low-temperature negative-pressure continuous cracking device, including by belt conveyer successively
Disintegrating machine, magnetic separator, flour mill, the cracker of connection, wherein described cracker bag
Include gas fractionation unit, the cracking breeze recovery dress for distinguishing airtight connection by pipeline with pyrolysis furnace
Put, described pyrolysis furnace connection molten salt furnace.
Further, described disintegrating machine is the double-shaft crushing using cooling water circulation cooling method
Machine, so as to ensure the high-efficiency continuous production capacity of equipment, when crushing, using repeatedly broken side
Formula, material is broken in crusher chamber hammers tear into shape, while mutually high-speed impact is voluntarily crushed, will
It is graininess that tyre material, which is crushed,.
Described gas fractionation unit includes fractionating column, and described fractionating column connects the first condenser
With the second condenser, the first condenser connects air accumulator, the second condenser and oil storage by blower fan
Tank is connected, and described the first condenser and the second condenser is connected with molten salt furnace respectively.
Described cracking breeze retracting device includes cooling device, magnetic separator, the charcoal being sequentially connected
Black feed bin.
Further, the invention also discloses a kind of cracking of junked tire low-temperature negative-pressure continous way
Method, is carried out in said apparatus, and step is：
(1) pre-process：Junked tire is classified, circle is cut；
(2) crush：Pretreated tire is put into disintegrating machine, using repeatedly broken side
Formula, is broken into graininess；
(3) magnetic separation：Graininess junked tire raw material is put into magnetic separator, irony impurity is removed,
Obtain and remove the pure blob of viscose after iron；
(4) crack：Put into after pure blob of viscose is milled in flour mill together with catalyst closed
Cracker in reacted, reaction temperature is 200 DEG C -500 DEG C, and pressure is
80KPa-100KPa, the reaction time is 3-5h；
(5) reclaim：Cracking gas inputs fractionating column, enters holding vessel after fuel gas is condensed；
Enter oil storage tank after the condensed device of oil product；Crack breeze and enter cracking breeze retracting device, be used for
Prepare carbon black.
Further, the granular particle diameter described in described step (2) is 50mm-100mm.
Described catalyst is low temperature sulfur transfer catalyst, and usage amount is pure blob of viscose quality
1-1.5%.
The thermal cracking of damaged tire refers under anaerobic or anoxic operating mode and appropriate temperature, in rubber
The macromolecule that main chain has unsaturated bond is broken, and product is mainly monomer, dimer and fragment,
Product is polymerized to a variety of alkene again, so as to deviate from volatile materials and form the mistake of solid carbon
Journey, its product be mainly fuel oil, cracking gas etc. can the depot energy and carbon black, steel wire, respectively
Product component is different with the change such as pyrolysis way, pyrolysis temperature.The present invention is continuous based on low temperature
The design philosophy of formula cracking, novelty will effectively combine molten salt furnace and pyrolysis furnace.By to entering
The optimization design of material and discharge system, whole cracking production process is from discharging is fed to using close
Production is closed, ensures that material does not leak in cracking furnace body using tiny structure technique, on pyrolysis furnace
Connection is configured with oil, gas, impurity separating device, so that the quality of the former liquefaction of tire is improved,
Technological process is as shown in Figure 2.Constant temperature is carried out to pyrolysis furnace using the heat endurance of molten salt furnace simultaneously
Heating, realizes the stable cracking reaction under optimum temperature, the oil gas and combustion gas produced passes through cold
But after device cooling, not condensable combustion gas supplies molten salt furnace by desulfurization process and used, so that it is guaranteed that
Various product quality stability.
Compared with prior art, the inventive method has advantages below：
(1) low temperature tiny structure continous way cracking technology is used, it is to avoid existing local method oil refining
Evaporating, emitting, dripping or leaking of liquid or gas problem present in indirect naked light malleation Pintsch process, meanwhile, low temperature pyrolyzer can be kept away
The generation of Mian bioxin；
(2) the negative pressure operating mode and pipeline in pyrolysis furnace in production process to open without blowing out
Lid, will not produce pollutant；
(3) circulating water is used in terms of process is cracked, water pollution will not be produced；
(4) cracking process is closed produces with negative pressure, will not produce dust pollution question；It is flammable
Gas is used by molten salt furnace, realizes the complete utilization of full product.
Brief description of the drawings
Fig. 1 is the structural representation of apparatus of the present invention；
Fig. 2 is the process chart of the inventive method.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with
Embodiment, the present invention will be described in further detail.It should be appreciated that tool described herein
Body embodiment only to explain the present invention, is not intended to limit the present invention.
Embodiment 1
Junked tire low-temperature negative-pressure continuous cracking device as shown in Figure 1, including transported by belt
Disintegrating machine that defeated machine is sequentially connected, magnetic separator, flour mill, cracker；Disintegrating machine is use
The double-shaft crusher of cooling water circulation cooling method；Cracker includes passing through pipe with pyrolysis furnace 1
Gas fractionation unit, the cracking breeze retracting device of road difference airtight connection, pyrolysis furnace 1 also connect
Connect molten salt furnace 2；Described gas fractionation unit includes fractionating column 3, and described fractionating column 3 connects
The first condenser 4 and the second condenser 5 are connect, the first condenser 4 connects gas storage by blower fan 6
Tank 7, the second condenser 5 is connected with oil storage tank 8, and the first described condenser 4 and second is cold
Condenser 5 is connected with molten salt furnace 2 respectively；Described cracking breeze retracting device includes being sequentially connected
Cooling device 9, magnetic separator 10, carbon black feed bin 11.
During system operation, step is：
(1) pre-process：Junked tire is classified, circle is cut；
(2) crush：Pretreated tire is put into disintegrating machine, using repeatedly broken side
Formula, is broken into the graininess that particle diameter is 50mm-100mm；
(3) magnetic separation：Graininess junked tire raw material is put into magnetic separator, irony impurity is removed,
Obtain and remove the pure blob of viscose after iron；
(4) crack：Urged after pure blob of viscose is milled in flour mill with the transfer of catalyst Sulfur-Vapor of Lower Temperature
Agent is put into closed cracker together is reacted, and catalyst usage amount is pure blob of viscose matter
The 1% of amount, reaction temperature is 200 DEG C -350 DEG C, and pressure is 80KPa-100KPa, reaction
Time is 5h；
(5) reclaim：Cracking gas inputs fractionating column, enters holding vessel after fuel gas is condensed；
Enter oil storage tank after the condensed device of oil product；Crack breeze and enter cracking breeze retracting device, be used for
Prepare carbon black.
Embodiment 2
A kind of junked tire low-temperature negative-pressure continous way cleavage method, step is：
(1) pre-process：Junked tire is classified, circle is cut；
(2) crush：Pretreated tire is put into disintegrating machine, using repeatedly broken side
Formula, is broken into the graininess that particle diameter is 50mm-100mm；
(3) magnetic separation：Graininess junked tire raw material is put into magnetic separator, irony impurity is removed,
Obtain and remove the pure blob of viscose after iron；
(4) crack：Urged after pure blob of viscose is milled in flour mill with the transfer of catalyst Sulfur-Vapor of Lower Temperature
Agent is put into closed cracker together is reacted, and catalyst usage amount is pure blob of viscose matter
The 1.3% of amount, reaction temperature is 300 DEG C -400 DEG C, and pressure is 80KPa-100KPa, instead
It is 4h between seasonable；
(5) reclaim：Cracking gas inputs fractionating column, enters holding vessel after fuel gas is condensed；
Enter oil storage tank after the condensed device of oil product；Crack breeze and enter cracking breeze retracting device, be used for
Prepare carbon black.
Embodiment 3
A kind of junked tire low-temperature negative-pressure continous way cleavage method, step is：
(1) pre-process：Junked tire is classified, circle is cut；
(2) crush：Pretreated tire is put into disintegrating machine, using repeatedly broken side
Formula, is broken into the graininess that particle diameter is 50mm-100mm；
(3) magnetic separation：Graininess junked tire raw material is put into magnetic separator, irony impurity is removed,
Obtain and remove the pure blob of viscose after iron；
(4) crack：Urged after pure blob of viscose is milled in flour mill with the transfer of catalyst Sulfur-Vapor of Lower Temperature
Agent is put into closed cracker together is reacted, and catalyst usage amount is pure blob of viscose matter
The 1.5% of amount, reaction temperature is 400 DEG C -500 DEG C, and pressure is 80KPa-100KPa, instead
It is 3h between seasonable；
(5) reclaim：Cracking gas inputs fractionating column, enters holding vessel after fuel gas is condensed；
Enter oil storage tank after the condensed device of oil product；Crack breeze and enter cracking breeze retracting device, be used for
Prepare carbon black.
Claims (7)
1. a kind of junked tire low-temperature negative-pressure continuous cracking device, it is characterised in that including logical
Disintegrating machine, magnetic separator, flour mill, cracker that belt conveyer is sequentially connected are crossed, its
Described in cracker include with pyrolysis furnace by pipeline distinguish airtight connection gas fractionation
Device, cracking breeze retracting device, described pyrolysis furnace connection molten salt furnace.
2. junked tire low-temperature negative-pressure continuous cracking device according to claim 1, its
It is characterised by, described disintegrating machine is the double-shaft crusher using cooling water circulation cooling method.
3. junked tire low-temperature negative-pressure continuous cracking device according to claim 1 or 2,
Characterized in that, described gas fractionation unit includes fractionating column, described fractionating column connection
First condenser and the second condenser, the first condenser connect air accumulator, second by blower fan
Condenser is connected with oil storage tank, the first described condenser and the second condenser respectively with fused salt
Stove is connected.
4. junked tire low-temperature negative-pressure continuous cracking device according to claim 1 or 2,
Characterized in that, described cracking breeze retracting device include be sequentially connected cooling device,
Magnetic separator, carbon black feed bin.
5. a kind of junked tire low-temperature negative-pressure continous way cleavage method, is in claim 1 institute
Carried out in the device stated, it is characterised in that step is：
(1) pre-process：Junked tire is classified, circle is cut；
(2) crush：Pretreated tire is put into disintegrating machine, using repeatedly broken side
Formula, is broken into graininess；
(3) magnetic separation：Graininess junked tire raw material is put into magnetic separator, irony impurity is removed,
Obtain and remove the pure blob of viscose after iron；
(4) crack：Put into after pure blob of viscose is milled in flour mill together with catalyst closed
Cracker in reacted, reaction temperature is 200 DEG C -500 DEG C, and pressure is
80KPa-100KPa, the reaction time is 3-5h；
(5) reclaim：Cracking gas inputs fractionating column, enters holding vessel after fuel gas is condensed；
Enter oil storage tank after the condensed device of oil product；Crack breeze and enter cracking breeze retracting device, use
In preparing carbon black.
6. according to claim 5 junked tire low-temperature negative-pressure continous way cleavage method, its feature
It is, the granular particle diameter described in described step (2) is 50mm-100mm.
7. according to claim 5 junked tire low-temperature negative-pressure continous way cleavage method, its feature
It is, described catalyst is low temperature sulfur transfer catalyst, usage amount is pure blob of viscose quality
1-1.5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610184412.4A CN107236568A (en) | 2016-03-29 | 2016-03-29 | A kind of junked tire low-temperature negative-pressure continuous cracking device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610184412.4A CN107236568A (en) | 2016-03-29 | 2016-03-29 | A kind of junked tire low-temperature negative-pressure continuous cracking device and method |
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| CN107236568A true CN107236568A (en) | 2017-10-10 |
Family
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| CN201610184412.4A Pending CN107236568A (en) | 2016-03-29 | 2016-03-29 | A kind of junked tire low-temperature negative-pressure continuous cracking device and method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517135A (en) * | 2018-04-19 | 2018-09-11 | 大连理工大学 | A kind of method that waste tire pyrolysis prepares carbon black |
| CN110229691A (en) * | 2019-06-20 | 2019-09-13 | 威尔能环保科技(苏州)有限公司 | A kind of waste tire anaerobic cracking treatment system |
| CN113105761A (en) * | 2021-04-07 | 2021-07-13 | 嘉兴市汇顺达科技有限公司 | Dispersing process of carbon black as raw material for synthesizing high-molecular rubber |
| CN113528170A (en) * | 2021-06-04 | 2021-10-22 | 北京克林泰尔环保科技有限公司 | Treatment method for waste tire cracking carbon black |
| US11999920B2 (en) | 2020-09-14 | 2024-06-04 | Ecolab Usa Inc. | Cold flow additives for plastic-derived synthetic feedstock |
| US12031097B2 (en) | 2021-10-14 | 2024-07-09 | Ecolab Usa Inc. | Antifouling agents for plastic-derived synthetic feedstocks |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517135A (en) * | 2018-04-19 | 2018-09-11 | 大连理工大学 | A kind of method that waste tire pyrolysis prepares carbon black |
| CN110229691A (en) * | 2019-06-20 | 2019-09-13 | 威尔能环保科技(苏州)有限公司 | A kind of waste tire anaerobic cracking treatment system |
| CN110229691B (en) * | 2019-06-20 | 2021-06-11 | 威尔能环保科技(苏州)有限公司 | Waste tire anaerobic cracking treatment system |
| US11999920B2 (en) | 2020-09-14 | 2024-06-04 | Ecolab Usa Inc. | Cold flow additives for plastic-derived synthetic feedstock |
| CN113105761A (en) * | 2021-04-07 | 2021-07-13 | 嘉兴市汇顺达科技有限公司 | Dispersing process of carbon black as raw material for synthesizing high-molecular rubber |
| CN113528170A (en) * | 2021-06-04 | 2021-10-22 | 北京克林泰尔环保科技有限公司 | Treatment method for waste tire cracking carbon black |
| US12031097B2 (en) | 2021-10-14 | 2024-07-09 | Ecolab Usa Inc. | Antifouling agents for plastic-derived synthetic feedstocks |
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