CN112480952A - Waste gas treatment device for thermal cracking recovery of waste tires - Google Patents
Waste gas treatment device for thermal cracking recovery of waste tires Download PDFInfo
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- CN112480952A CN112480952A CN202011234805.4A CN202011234805A CN112480952A CN 112480952 A CN112480952 A CN 112480952A CN 202011234805 A CN202011234805 A CN 202011234805A CN 112480952 A CN112480952 A CN 112480952A
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
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- 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
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
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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
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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
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1003—Waste materials
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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
- 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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- Oil, Petroleum & Natural Gas (AREA)
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- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Analytical Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention discloses a waste gas treatment device for thermal cracking recovery of waste tires, which comprises a bracket, a pyrolysis furnace, a thermal compression mechanism, an air-water condensation mechanism and an oil-gas recovery mechanism, wherein the pyrolysis furnace, the air-water condensation mechanism and the oil-gas recovery mechanism are sequentially arranged on the bracket from left to right, the thermal compression mechanism is arranged on the pyrolysis furnace, the pyrolysis furnace enables the thermal compression mechanism to carry out air compression through pyrolysis waste gas, the thermal compression mechanism carries out air cooling on the pyrolysis waste gas, the air-water condensation mechanism obtains power through the pyrolysis waste gas and carries out cooling and condensation on the pyrolysis gas, the oil-gas recovery mechanism stores a product obtained after the pyrolysis waste gas is condensed, the device is scientific and reasonable, is safe and convenient to use, and the thermal compression mechanism and the air-water condensation mechanism utilize the pyrolysis waste gas to obtain power and carry out air cooling and water cooling condensation on the pyrolysis waste gas generated by tire thermal cracking, the waste gas is condensed to generate pyrolysis oil and pyrolysis gas, and the waste gas is comprehensively utilized.
Description
Technical Field
The invention relates to the technical field of tire pyrolysis waste gas treatment, in particular to a waste gas treatment device for waste tire thermal cracking recovery.
Background
With the rapid increase of the quantity of automobiles kept in society, the waste tires generated by the automobile are rapidly increased, the quantity of the waste tires generated in the world reaches more than 2000 kilo tons every year, the quantity of the waste tires in the world also reaches billions, and huge black pollution is caused.
The waste tires as wastes can be recycled to obtain pyrolytic carbon black and pyrolysis gas through a thermal cracking comprehensive utilization technology, liquid fractions generated after the pyrolysis gas is condensed are pyrolytic oil, and non-condensable gas is pyrolysis gas. The pyrolysis oil can be used as fuel oil through refining, and can also be directly used for combustion; the pyrolytic carbon black can replace part of commercial carbon black as a rubber reinforcing agent through refining; the pyrolysis gas can be used for pyrolyzing an object, and can also be used as fuel gas for a carbon black wet granulation drying system, a fuel gas boiler or steam power generation.
The comprehensive utilization of pyrolysis gas in the pyrolysis process of the waste tires can not only thoroughly eliminate the pollution generated after the waste tires are treated, but also change the decomposition products into valuables to make up for the deficiency of petrochemical energy.
Therefore, a waste gas treatment device for thermal cracking recovery of waste tires is required to solve the above problems.
Disclosure of Invention
The invention aims to provide a waste gas treatment device for waste tire thermal cracking recovery, which aims to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a junked tire thermal cracking retrieves uses exhaust treatment device, this exhaust treatment device include support, pyrolysis oven, hot compression mechanism, air water condensation mechanism, vapor recovery mechanism, turn right from a left side on the support and have set gradually pyrolysis oven, air water condensation mechanism, vapor recovery mechanism, be provided with hot compression mechanism on the pyrolysis oven, the pyrolysis oven makes hot compression mechanism carry out air compression through pyrolysis waste gas, hot compression mechanism carries out air cooling to pyrolysis waste gas, vapor compression mechanism utilizes pyrolysis waste gas to acquire power and to the condensation of cracking gas cooling, vapor recovery mechanism stores the result after the condensation of pyrolysis waste gas. When the pyrolysis furnace is used for carrying out thermal cracking on the waste tires, pyrolytic carbon black and pyrolysis waste gas can be generated, the pyrolysis waste gas can generate pyrolysis oil and pyrolysis gas which can not reduce condensation after condensation treatment, the pyrolysis oil and the pyrolysis gas are available energy, in the process of carrying out thermal cracking on the waste tires, along with the continuous increase of the pyrolysis waste gas, the pressure in the pyrolysis furnace is continuously increased, the pyrolysis waste gas extrudes the thermal compression mechanism, the thermal compression mechanism obtains compression power and provides air cooling power and air for the air-water condensation mechanism, when the pyrolysis waste gas passes through the air-water condensation mechanism, partial water cooling power is provided for the air-water condensation mechanism, the air-water condensation mechanism carries out cooling and condensation treatment on the pyrolysis waste gas under the power provided by the thermal compression mechanism and the pyrolysis waste gas, the thermal compression mechanism and the air-water condensation mechanism utilize the pyrolysis waste gas to obtain power and carry out air cooling and water cooling condensation on the, the pyrolysis waste gas generated by tire pyrolysis is condensed to generate pyrolysis oil and pyrolysis gas, and the oil gas recovery mechanism is used for classifying and storing the pyrolysis oil and the pyrolysis gas as required, so that the waste gas is comprehensively utilized.
As a preferred technical scheme, the hot compression mechanism comprises a compression shell arranged on the pyrolysis furnace and a compression pipe arranged in the compression shell, wherein the lower end of the compression pipe is positioned in the pyrolysis furnace, and the compression pipe is connected with the compression shell in a sliding manner; the gas-water condensation mechanism comprises a water cooling tank and a condensation pipe, the water cooling tank is arranged on the bracket and is in interference connection with one side of the upper end of the condensation pipe, and the condensation pipe is used for cooling and condensing the cracked waste gas; the oil gas recovery mechanism comprises a pyrolysis oil tank and a gas storage tank, the pyrolysis oil tank stores pyrolysis oil generated by pyrolysis waste gas, and the gas storage tank stores pyrolysis gas generated by the pyrolysis waste gas; one end of the condensing pipe is fixed with the compression shell, the other end of the condensing pipe is fixed with the pyrolysis oil tank, and the compression pipe is in interference connection with the other side of the upper end of the condensing pipe. The pyrolysis oven carries out the thermal cracking to junked tire, and the compression shell provides the support for the installation of compression pipe, and the compression pipe provides aerodynamic force and air resources to the air cooling processing of waste gas, and the water-cooling tank holds the water-cooling liquid, and the condenser pipe carries out air cooling and water-cooling processing to the waste gas that splits, makes its condensation for pyrolysis oil and pyrolysis gas, and the pyrolysis oil tank stores pyrolysis oil, and the gas holder compresses the storage to pyrolysis gas.
According to a preferable technical scheme, the compression shell is fixed to the upper end of the pyrolysis furnace, the upper end of the compression shell is provided with an air vent, the side wall of the compression shell is provided with a buffer plate and an exhaust hole, the upper end of the compression tube is fixed to the upper end inside the compression shell, the upper end of the compression tube is provided with an air tube, the air tube is located in the air vent, the lower end of the compression tube is provided with a bearing plate, the bearing plate penetrates through the furnace wall of the pyrolysis furnace and is horizontal to the inner surface of the furnace wall, and the bearing plate enables; one end of the condensing pipe is fixed with the exhaust hole, and one side of the upper end of the condensing pipe is in interference connection with the air pipe. The compression pipe is extruded when the cracked gas constantly increases, and carry out in the condenser pipe through the air vent in the follow compression shell, the buffer board carries out the shutoff to the exhaust hole, guarantee compression pipe makes cracked gas carry out in the condenser pipe when compressed to the at utmost under cracked gas's extrusion, the buffer board obtains certain power that rises through cracked gas when cracked gas gets into the condenser pipe through the exhaust hole, the exhaust hole provides the passageway for cracked gas carries out the condenser pipe, the compression pipe is fixed in compression shell upper end, make the compression pipe can compress when receiving the cracked gas extrusion, the trachea provides the passageway for the air escape in the compression pipe, and for going on interference with the condenser pipe and being connected the basis, the loading board rises and extrudees the compression pipe in the compression shell of cracked gas, make the bottom of compression pipe can even atress.
According to a preferable technical scheme, the buffer plate is connected with the compression shell in a sliding mode, the buffer plate comprises a lifting plate and a follow-up plate, the lifting plate and the follow-up plate are connected with the compression shell in a sliding mode, the lifting plate is a T-shaped lifting plate, a supporting rod is arranged on one side of the T-shaped end of the lifting plate, a buffer spring is arranged on the supporting rod, the upper end of the supporting rod penetrates through the follow-up plate, the other side of the T-shaped end of the lifting plate is matched with the bearing plate to enable the buffer plate to lift in the compression shell, and the follow-up plate blocks the exhaust hole. The buffer plate moves upwards in the compression shell under the push of the bearing plate and the cracked gas, slides downwards when not stressed and plugs the exhaust holes, the lifting plate and the bearing plate are mutually matched to provide power for the lifting of the follow-up plate, the follow-up plate plugs the exhaust holes, the support rod dredges the lifting direction of the lifting plate, the buffer spring provides partial power for the lifting of the follow-up plate, the follow-up plate can slide upwards for a certain distance along with the lifting plate when the buffer spring is compressed to the maximum degree, when the follow-up plate can not completely plug the exhaust holes, the cracked gas can perform condensation on the exhaust holes, at the moment, the cracked gas can generate upward thrust on the bottom of the follow-up plate, the follow-up plate can completely remove the plugging of the exhaust holes under the action of the thrust of the cracked gas and the elastic potential energy of the buffer spring, so that the cracked gas can be greatly condensed in the condensation pipe, when the gas pressure of the pyrolysis gas in the pyrolysis furnace is not enough to support the bearing plate to ascend, the bearing plate can return to the initial position again, and the follow-up plate can block the exhaust holes again.
According to the preferred technical scheme, the condenser pipe is divided into an air cooling pipe and a water cooling pipe, and an air exhaust mechanism is arranged at the joint of the air cooling pipe and the water cooling pipe;
the air cooling device comprises an air cooling pipe, a water cooling tank, a compression pipe and an air cooling shell, wherein the outer side of the air cooling pipe is provided with a spiral air groove, the outer side of the spiral air groove is sleeved with the air cooling shell, the air cooling shell is provided with at least two groups of circulating air holes, the air cooling shell and the spiral air groove are matched with each other to form a closed spiral air groove, one group of the circulating air holes are in interference connection with the water cooling tank, and the other group of the circulating;
the water-cooling pipe is characterized in that a circulating water-cooling groove is formed in the outer side of the water-cooling pipe, a water-cooling shell is sleeved on the outer side of the circulating water-cooling groove, the water-cooling shell and the circulating water-cooling groove are matched with each other to form a closed circulating water-cooling groove, at least two groups of water-cooling holes are formed in the water-cooling shell, and the water-cooling holes are connected with a water-cooling box in an interference.
The air cooling pipe is used for carrying out air cooling on the pyrolysis gas, so that the pyrolysis gas is subjected to primary cooling treatment in the condensation pipe, pyrolysis oil is not formed in the pyrolysis gas air cooling pipe, the water cooling pipe is used for carrying out water cooling on the pyrolysis gas, the water cooling is carried out again after the pyrolysis gas is subjected to air cooling, the temperature of the pyrolysis gas is reduced at an accelerated speed, so that the pyrolysis gas generates pyrolysis oil and non-condensable pyrolysis gas, the air pumping mechanism is used for pumping air in the water cooling circulation tank, the air content in the water cooling circulation tank is reduced, and the air pressure in the water cooling circulation tank is lower than the pressure in the water cooling tank; the two groups of circulating air holes are respectively an air inlet hole and an air outlet hole, air compressed in the compression pipe enters the spiral air groove from the air inlet hole and takes away high temperature in the spiral air groove, the air with high temperature flows out of the air outlet hole and enters the high-pressure water cooling tank, when the air flows through the high-temperature spiral air groove, the air temperature is raised, the moving speed among air molecules is accelerated, the air volume is increased, the air pressure in the high-pressure water cooling tank is increased along with the continuous increase of the air in the high-pressure water cooling tank, and water cooling in the high-pressure water cooling tank is pressed out of the water cooling tank; the water-cooling circulation groove provides a circulation cooling channel for water-cooling liquid, the water-cooling circulation groove and the water-cooling shell are matched with each other to form a closed circulation water-cooling groove, the water-cooling liquid can flow in the circulation water-cooling groove, the two groups of water-cooling holes are respectively a water inlet hole and a water outlet hole, the water inlet hole is connected with a high-pressure water-cooling tank in the water-cooling tank, the water outlet hole is connected with one end of a three-way pipe and discharges the water-cooling liquid into the circulation water-cooling tank, the other end of the three-way pipe of an air pumping mechanism is connected, air in the water-cooling circulation groove is pumped by an air pumping pipe, the air in the water-cooling circulation groove is in a low-pressure state, the air pumping mechanism continuously pumps the water-cooling circulation groove along with the continuous increase of pressure in the high-pressure water-cooling.
As a preferred technical scheme, the water cooling tank is divided into a high-pressure water cooling tank and a circulating water cooling tank, wherein a pressure inlet and a water outlet are formed in the high-pressure water cooling tank, an outlet pipe is arranged in the high-pressure water cooling tank below the water outlet, the pressure inlet is fixed with a group of circulating air holes, and the water outlet is in interference connection with a group of water cooling holes; the circulating water cooling tank is provided with a water inlet, the water inlet is provided with a three-way pipe, and the other two ends of the three-way pipe are respectively in interference connection with the water cooling holes and the air exhaust mechanism. The high-pressure water cooling tank provides water cooling liquid for water cooling treatment, the pressure inlet provides a channel for high-pressure air to enter the high-pressure water cooling tank, and the outlet pipe provides a channel for water cooling liquid to flow out of the high-pressure water cooling tank, so that high pressure borne by the whole high-pressure water cooling tank is discharged from the outlet pipe, and the water cooling liquid in the high-pressure water cooling tank flows out of the outlet pipe; the three-way pipe is connected with the water-cooled pipe, the air exhaust mechanism and the circulating water cooling tank, and the check valves are installed at two ends of the three-way pipe, which are connected with the water-cooled pipe and the circulating water cooling tank, so that the air extracted by the air exhaust mechanism can only come from the water-cooled circulating tank, and the air exhausted by the air exhaust mechanism can only flow to the circulating water cooling tank.
According to the preferable technical scheme, the air pumping mechanism comprises a wind wheel, a rotary table, an air pumping cylinder, an air pumping shell, an air pumping rod and an air ring, the wind wheel is arranged at the joint of the air cooling pipe and the water cooling pipe and connected with the rotary table shaft, the rotary table is arranged on the outer side of the condensation pipe, a deflection column is arranged on the rotary table, the air pumping rod is rotatably connected with the deflection column, the air ring and the air pumping shell are sequentially arranged on the air pumping rod from top to bottom, the air pumping shell is arranged in the air pumping cylinder, the air pumping cylinder is arranged on the circulating water cooling box, and the air pumping cylinder is in interference connection with one end of the three-. The wind wheel is arranged at the joint of the air cooling pipe and the water cooling pipe, when cracked gas flows through the wind wheel, the wind wheel obtains rotating power, the wind wheel drives the rotary table to synchronously and coaxially rotate through the shaft, the rotary table provides a foundation for the installation of the deflection column, the deflection column drives the air pumping rod to move eccentrically, the air pumping shell is in sliding connection with the air pumping rod, the air pumping shell is arranged in the air pumping cylinder, when the air pumping shell is driven by the air pumping rod to ascend or descend in the air pumping cylinder, the air pressure in the air pumping cylinder is changed, so that air in the water cooling circulation tank is extracted, the air ring provides power for the ascending or descending of the air pumping shell on the air pumping rod, the air pumping shell is enabled to ascend or descend in the air pumping cylinder to the maximum degree, and the air extraction to the water cooling circulation tank is enabled to reach.
According to a preferable technical scheme, the air pumping rod is connected with the air ring in a sliding mode, at least two groups of ascending pipes and at least two groups of descending pipes are arranged in the air pumping rod, at least two groups of stretching rods are arranged on the outer wall of the air pumping rod, at least two groups of partition plates are arranged in the air ring, at least two groups of air blocking plates are arranged in the air ring, at least two groups of air inlet holes and at least two groups of air outlet holes are formed in the side wall of the air ring, sliding plates are arranged in the two groups of partition plates, the two groups of air blocking plates are fixed with the sliding plates, the air blocking plates block the air inlet holes or the air outlet holes. The ascending pipe and the descending pipe are three groups of air inlet pipes, the bottom of the air pumping rod is disc-shaped, the internal space of the air pumping shell is divided into an ascending space and a descending space, the ascending pipe corresponds to the ascending space, the descending pipe corresponds to the descending space, the internal space of the air ring is also divided into the ascending space and the descending space by the two groups of clapboards, the ascending space or the descending space on the air ring is provided with two air inlet holes and two air outlet holes, the air baffle plate seals the air inlet holes in the ascending space and the air outlet holes in the descending space in an initial state, after the air baffle plate ascends, the air baffle plate seals the air outlet holes in the ascending space and the air inlet holes in the descending space, when the air pumping rod moves upwards under the drive of the turntable, the stretching rod on the air pumping rod enables the air baffle plate to move upwards in the air ring, so that the air baffle plate removes the sealing of the air inlet holes in, air enters the ascending space of the air pumping shell through the ascending pipe, the ascending space is continuously enlarged under the injection of the air, the air in the descending space is discharged out of the descending space through the descending pipe and the air outlet hole, the air pumping shell is continuously ascended on the air pumping rod until the air pumping shell ascends to the maximum degree, when the air pumping rod moves downwards under the driving of the turntable, the stretching rod does not apply work to the air baffle plate, the air baffle plate is recovered to the initial position under the unstressed state, the air baffle plate is used for plugging the air inlet hole in the ascending space and the air outlet hole in the descending space again, the air enters the descending space of the air pumping shell through the descending pipe, the descending space is continuously enlarged under the injection of the air, the air in the ascending space is discharged out of the ascending space through the ascending pipe and the air outlet hole, and the air pumping shell continuously descends on the air pumping rod, until it drops to a maximum.
As a preferred technical scheme, be provided with the spiral oil pipe in the pyrolysis oil tank, the top of pyrolysis oil tank is provided with the fan, be provided with a plurality of groups of oil outlet on the spiral air outlet pipe, be provided with the air extractor between pyrolysis oil tank and the gas holder, the air extractor extracts and stores in the gas holder pyrolysis gas in the pyrolysis oil tank, the fan carries out the spiral extraction to pyrolysis gas in the pyrolysis oil tank under the drive of air extractor. The spiral direction of the spiral oil outlet pipe is downward, when pyrolysis oil and pyrolysis gas flow out from the oil outlet hole of the spiral oil outlet pipe, the pyrolysis oil flows to the bottom of the pyrolysis oil tank, the pyrolysis gas spirally rotates to drive the pyrolysis gas in the pyrolysis oil tank to rotate towards the center and generate spiral cyclone, the exhaust fan is connected with the pyrolysis oil tank through the air pipe, the fan is driven by the air extractor to rotate, because fan blades of the fan are spirally arranged, when the fan rotates under the drive of the air extractor, the spiral cyclone can be generated in the pyrolysis oil tank, two groups of cyclones are fused under the action of the air extractor, a larger cyclone is generated in the pyrolysis oil tank, and the pyrolysis gas with the pyrolysis oil upwards rotates under the drive of the cyclone and is continuously fused, so that the pyrolysis oil in the pyrolysis gas is also continuously fused to grow, and the pyrolysis oil is separated from the pyrolysis gas and falls in the pyrolysis oil tank, and the air pump pumps the pyrolysis gas in the pyrolysis oil tank into the storage tank for storage.
Compared with the prior art, the invention has the beneficial effects that:
when the pyrolysis furnace is used for carrying out thermal cracking on the waste tires, pyrolytic carbon black and pyrolysis waste gas can be generated, the pyrolysis waste gas can generate pyrolysis oil and pyrolysis gas which can not reduce condensation after condensation treatment, the pyrolysis oil and the pyrolysis gas are available energy, in the process of carrying out thermal cracking on the waste tires, along with the continuous increase of the pyrolysis waste gas, the pressure in the pyrolysis furnace is continuously increased, the pyrolysis waste gas extrudes the thermal compression mechanism, the thermal compression mechanism obtains compression power and provides air cooling power and air for the air-water condensation mechanism, when the pyrolysis waste gas passes through the air-water condensation mechanism, partial water cooling power is provided for the air-water condensation mechanism, the air-water condensation mechanism carries out cooling and condensation treatment on the pyrolysis waste gas under the power provided by the thermal compression mechanism and the pyrolysis waste gas, the thermal compression mechanism and the air-water condensation mechanism utilize the pyrolysis waste gas to obtain power and carry out air cooling and water cooling condensation on the, the pyrolysis waste gas generated by tire pyrolysis is condensed to generate pyrolysis oil and pyrolysis gas, and the oil gas recovery mechanism is used for classifying and storing the pyrolysis oil and the pyrolysis gas as required, so that the waste gas is comprehensively utilized.
Drawings
FIG. 1 is a front view of the whole structure of a waste gas treatment apparatus for thermal cracking recovery of waste tires according to the present invention;
FIG. 2 is a top view of a water-cooling tube structure of a waste gas treatment device for thermal cracking recovery of waste tires according to the present invention;
FIG. 3 is a schematic structural view of a thermal compression mechanism of a waste gas treatment device for thermal cracking recovery of waste tires according to the present invention;
FIG. 4 is a schematic view of the area A in FIG. 3 of a waste gas treatment apparatus for thermal cracking recovery of waste tires according to the present invention;
FIG. 5 is a schematic structural diagram of an air-water condensing mechanism of the waste gas treatment device for thermal cracking recovery of waste tires according to the present invention;
FIG. 6 is a schematic view of the connection between the pumping rod and the pumping shell and the air ring of the waste gas treatment device for thermal cracking recycling of waste tires according to the present invention;
FIG. 7 is a top view of a connection structure of a pumping rod and an air ring of the waste gas treatment device for thermal cracking recovery of waste tires according to the present invention;
FIG. 8 is a schematic structural diagram of an oil-gas recovery mechanism of a waste gas treatment device for thermal cracking recovery of waste tires according to the present invention;
fig. 9 is a schematic view of a fan structure of the waste gas treatment device for thermal cracking recovery of waste tires according to the present invention.
The reference numbers are as follows: 1. a support; 2. a pyrolysis furnace; 3. a thermal compression mechanism; 4. a gas-water condensing mechanism; 5. an oil gas recovery mechanism; 3-1, compressing the shell; 3-2, compressing the pipe; 3-3, a buffer plate; 3-21, trachea; 3-22, a bearing plate; 3-31, lifting the plate; 3-32, a follow-up plate; 3-33, supporting rods; 3-34, buffer spring; 4-1, a water cooling tank; 4-3, air cooling pipes; 4-4, water cooling pipes; 4-11, a high-pressure water cooling tank; 4-12, circulating a water cooling tank; 4-13, outlet pipe; 4-31, air cooling shell; 4-32, spiral air groove; 4-41, circulating water cooling tank; 4-42, water-cooling shell; 4-52, a rotating disc; 4-53, an air extraction cylinder; 4-54, an air extraction shell; 4-55, a pumping rod; 4-56, air ring; 4-551, a riser; 4-552, a downcomer; 4-553, stretch rod; 4-561, a partition plate; 4-562, a slide plate; 4-563, gas baffle; 5-1, a pyrolysis oil tank; 5-2, a gas storage tank; 5-3, an air extractor; 5-11, a spiral oil outlet pipe; 5-12, a fan; 5-13 and oil outlet holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in fig. 1-9, a waste gas treatment device for thermal cracking recovery of junked tires, this waste gas treatment device includes support 1, pyrolysis oven 2, hot compression mechanism 3, gas water condensation mechanism 4, oil gas recovery mechanism 5, turn right from a left side on support 1 and have pyrolysis oven 2 in proper order, gas water condensation mechanism 4, oil gas recovery mechanism 5, be fixed with hot compression mechanism 3 on pyrolysis oven 2, pyrolysis oven 2 makes hot compression mechanism 3 carry out air compression through pyrolysis waste gas, hot compression mechanism 3 carries out air cooling to pyrolysis waste gas, gas water condensation mechanism 4 utilizes pyrolysis waste gas to obtain power and to the condensation of cracking gas cooling, oil gas recovery mechanism 5 stores the product after the condensation of pyrolysis waste gas.
The air pump 5-3 and the water pump in the device are both connected with an external control system, and the air pump 5-3 is a machine for pumping air and transmitting the air to other places, such as an air pump, an air compressor and the like.
The hot compression mechanism 3 comprises a compression shell 3-1 fixed on the pyrolysis furnace 2 through screws and a compression pipe 3-2 arranged in the compression shell 3-1, a plate groove is processed at the upper end of the pyrolysis furnace 2, the compression shell 3-1 is fixed with the pyrolysis furnace 2 through screws above the plate groove, a vent hole is processed at the upper end of the compression shell 3-1, a buffer plate 3-3 is slidably arranged on the side wall of the compression shell 3-1, an exhaust hole is processed, the upper end of the compression pipe 3-2 is fixed with the upper end in the compression shell 3-1 through screws, an air pipe 3-21 is fixedly arranged at the upper end of the compression pipe 3-2, the air pipe 3-21 is positioned in the vent hole, a bearing plate 3-22 is fixed at the lower end of the compression pipe 3-2 through screws, the bearing plate 3-22 penetrates through the furnace wall of the pyrolysis furnace 2 through the plate groove and is, the bearing plate 3-22 enables the buffer plate 3-3 to rise in the compression shell 3-1;
the buffer plate 3-3 is connected with the compression shell 3-1 in a sliding manner, the buffer plate 3-3 comprises a lifting plate 3-31 and a follower plate 3-32, a sliding groove is processed on the side wall of the compression shell 3-1, a sliding column is welded on the side wall of the lifting plate 3-31 and the follower plate 3-32 and is positioned in the sliding groove, the lifting plate 3-31 and the follower plate 3-32 are connected with the compression shell 3-1 in a sliding manner through the sliding column and the sliding groove, the lifting plate 3-31 is a T-shaped lifting plate, the follower plate 3-32 is a C-shaped follower plate, the lower end of the follower plate is longer than the upper end of the follower plate, the lifting plate 3-31 is placed on the follower plate 3-32, a support rod 3-33 is welded on one side of the T-shaped end of the lifting plate 3-31, a buffer spring 3-34 is sleeved on the support rod 3-33, the upper end of the support, the other side of the T-shaped end of the lifting plate 3-31 extends out of the follow-up plate 3-32 and is matched with the bearing plate 3-22 to enable the buffer plate 3-3 to ascend in the compression shell 3-1, and the follow-up plate 3-32 plugs the exhaust hole.
The gas-water condensation mechanism 4 comprises a water cooling tank 4-1 and a condensation pipe, wherein the water cooling tank 4-1 is fixed on the bracket 1 through screws, the water cooling tank 4-1 is in interference connection with one side of the upper end of the condensation pipe, and the condensation pipe is used for cooling and condensing the cracked waste gas;
the water cooling tank 4-1 is divided into a high-pressure water cooling tank 4-11 and a circulating water cooling tank 4-12, the condenser pipe is divided into an air cooling pipe 4-3 and a water cooling pipe 4-4, and an air exhaust mechanism is rotatably arranged at the joint of the air cooling pipe 4-3 and the water cooling pipe 4-4;
the outer side of the air cooling pipe 4-3 is welded with a spiral air groove 4-32, the outer side of the spiral air groove 4-32 is sleeved with an air cooling shell 4-31, the air cooling shell 4-31 is fixed on the air cooling pipe 4-3 through screws, the air cooling shell 4-31 and the spiral air groove 4-32 are matched with each other to form a closed spiral air groove 4-32, the upper end of the air cooling shell 4-31 is provided with an air inlet hole, the lower end of the air cooling shell 4-31 is provided with an air outlet hole, the air outlet hole is in interference connection with the high-pressure water cooling tank 4-11 through a pipeline, and the air inlet hole is in interference connection with an air pipe 3-21 of the compression pipe 3-2;
the water cooling device is characterized in that a circulating water cooling tank 4-41 is welded on the outer side of the water cooling pipe 4-4, a water cooling shell 4-42 is sleeved on the outer side of the circulating water cooling tank 4-41, the water cooling shell 4-42 is fixed on the water cooling pipe 4-4 through screws, the water cooling shell 4-42 and the circulating water cooling tank 4-41 are matched with each other to form a closed circulating water cooling tank 4-41, at least two groups of water cooling holes are processed on the water cooling shell 4-42, the two groups of water cooling holes are respectively a water inlet hole and a water outlet hole, the water inlet hole is positioned at the upper end of the water cooling shell 4-42, the water outlet hole is positioned at the lower end of the water cooling shell 4-42, the water inlet hole is in interference connection with the high-pressure water cooling tank;
the air pumping mechanism pumps the air in the water-cooling circulation tank 4-41 to reduce the air content in the water-cooling circulation tank 4-41, so that the air pressure in the water-cooling circulation tank 4-41 is lower than the pressure in the circulating water cooling tank 4-12.
The upper ends of the high-pressure water cooling tanks 4-11 are provided with pressure inlets and water outlets, the outlet pipes 4-13 are welded in the high-pressure water cooling tanks 4-11 below the water outlets, the pressure inlets are in interference connection with the air outlet holes at the lower ends of the air cooling shells 4-31 through pipelines, and the water outlets are in interference connection with the water inlet holes at the upper ends of the water cooling shells 4-42 through pipelines;
a water inlet is formed in the upper end of the circulating water cooling tank 4-12, a three-way pipe is installed on the water inlet, the other two ends of the three-way pipe are respectively in interference connection with a water outlet hole in the water cooling hole and the air extraction mechanism, a check valve is installed at the water outlet hole connected in the three-way pipe and the two ends of the circulating water cooling tank 4-12, so that air extracted by the air extraction mechanism can only come from the water cooling circulation tank 4-41, and air to be exhausted by the air extraction mechanism can only flow to the circulating water cooling tank 4-12;
further optimization, the upper end of the circulating water cooling tank 4-12 is also provided with a one-way valve, the one-way valve enables gas in the circulating water cooling tank 4-12 to be discharged outwards, external gas cannot enter the circulating water cooling tank 4-12, a cooling system is arranged in the circulating water cooling tank 4-12 and can cool water cooling liquid in the circulating water cooling tank 4-12, a water pump is fixed on the circulating water cooling tank 4-12 through screws, a water suction pipe is arranged at a water inlet of the water pump and is arranged in the circulating water cooling tank 4-12, a water outlet of the water pump is provided with a drain pipe, the drain pipe is positioned in the high-pressure water cooling tank 4-11, and the water pump pumps the water cooling liquid in the circulating water cooling tank 4-12 to the high-pressure water cooling tank 4-11.
The air extracting mechanism comprises a wind wheel 4-51, a rotating disc 4-52, an air extracting cylinder 4-53, an air extracting shell 4-54, an air extracting rod 4-55 and an air ring 4-56, the wind wheel 4-51 is rotatably arranged at the joint of an air cooling pipe 4-3 and a water cooling pipe 4-4 through a rotating shaft, the wind wheel 4-51 is connected with the rotating disc 4-52 through the rotating shaft, the rotating disc 4-52 is positioned at the outer side of a condensing pipe, a deflection column is welded on the rotating disc 4-52, a shaft groove is processed at the upper end of the air extracting rod 4-55, the deflection column is positioned in the shaft groove, the air extracting rod 4-55 is rotatably connected with the deflection column, the air ring 4-56 and the air extracting shell 4-54 are sequentially and slidably arranged on the air extracting rod 4-55 from top to bottom, the lower end of the air extracting rod, the lower end of the air pumping rod 4-55 is disc-shaped, the inner space of the air pumping shell 4-54 is divided into an ascending space and a descending space by the air pumping rod 4-55 through a disc, the air pumping shell 4-54 is installed in the air pumping cylinder 4-53, the air pumping shell 4-54 and the air pumping cylinder 4-53 are mutually matched for pumping air in the water cooling circulation tank 4-41, the lower end of the air pumping cylinder 4-53 is fixedly provided with a rotating base through screws, the rotating base is fixedly arranged at the upper end of the circulating water cooling tank 4-12 through screws, and the air pumping cylinder 4-53 is in interference connection with one end of a three-way pipe through a pipeline.
Further optimization, the air pipe 3-21 on the compression pipe 3-2 is connected with the air inlet at the upper end of the air cooling shell 4-31 through a three-way pipe, the rest one end of the three-way pipe is connected with two groups of air inlets on the air ring 4-56 through a pipeline to provide power for the sliding of the air extraction shell 4-54 on the air extraction rod 4-55, when the air pressure of the compression pipe 3-2 in the pyrolysis furnace 2 is insufficient, the compression pipe can also receive the influence of the cracked waste gas to perform small-distance air compression, and the compression can just provide aerodynamic force for the air ring 4-56.
The air pumping rod 4-55 is connected with the air ring 4-56 in a sliding way, three groups of ascending pipes 4-551 and three groups of descending pipes 4-552 are processed in the air pumping rod 4-55, the ascending pipes 4-551 correspond to the ascending space of the air pumping shell 4-54, the descending pipes 4-552 correspond to the descending space of the air pumping shell 4-54, four groups of stretching rods 4-553 are welded on the outer wall of the air pumping rod 4-55, two groups of clapboards 4-561 are welded in the air ring 4-56, the inner space of the air ring 4-56 is divided into the ascending space and the descending space by the two groups of clapboards 4-561, the four groups of stretching rods 4-553 are distributed in the two spaces, two groups of air baffles 4-563 are installed in the air ring 4-56, the two groups of air baffles 4-563 are respectively positioned in the two spaces, two groups of air inlet holes and two groups of air outlet holes are processed on the side, one group of air inlet holes and one group of air outlet holes are positioned in the ascending space, the other group of air inlet holes and air outlet holes are positioned in the descending space, sliding grooves are processed in the two groups of clapboards 4-561, and the sliding grooves are provided with sliding plates 4-562, the sliding plates 4-562 slide up and down in the clapboards 4-561 through the sliding grooves, two groups of air baffle plates 4-563 are welded with the sliding plates 4-562, the air baffle plates 4-563 block the air inlet holes in the ascending space and the air outlet holes in the descending space in the initial state, when the air baffle plate 4-563 rises, the air baffle plate 4-563 blocks the air outlet hole in the rising space and the air inlet hole in the falling space, the stretching rod 4-553 contacts the air baffle plate 4-563 when the air suction rod 4-55 rises, and the stretching rod 4-553 and the air baffle plate 4-563 cooperate with each other to enable the sliding plate 4-562 to rise in the partition plate 4-561.
The bottom of the air suction rod 4-55 is disc-shaped, the internal space of the air suction shell 4-54 is divided into an ascending space and a descending space, the ascending pipe 4-551 corresponds to the ascending space, the descending pipe 4-552 corresponds to the descending space, the internal space of the air ring 4-56 is also divided into the ascending space and the descending space by two groups of clapboards 4-561, the ascending space or the descending space on the air ring 4-56 is provided with two air inlet holes and two air outlet holes, the air baffle plate 4-563 plugs the air inlet hole in the ascending space and the air outlet hole in the descending space in the initial state, when the air baffle plate 4-563 ascends, the air baffle plate 4-563 plugs the air outlet hole in the ascending space and the air inlet hole in the descending space, when the air suction rod 4-55 moves upwards under the driving of the rotary disc 4-52, the stretching rod 4-553 on the air suction rod 4-55 causes the air baffle plate 4-563 to move upwards in the air ring, the air baffle plate 4-563 is enabled to remove the plugging of the air inlet hole in the ascending space and the air outlet hole in the descending space, the air enters the ascending space of the air extraction shell 4-54 through the ascending pipe, the space of the ascending space is continuously increased under the injection of the air, the air in the descending space is exhausted out of the descending space through the descending pipe 4-552 and the air outlet hole, the air extraction shell 4-54 is continuously ascended on the air extraction rod 4-55 until the air extraction rod ascends to the maximum degree, when the air extraction rod 4-55 moves downwards under the driving of the rotary disc 4-52, the stretching rod 4-553 does not work on the air baffle plate 4-563, the air baffle plate 4-563 is enabled to restore to the initial position under the state of no stress, and the air baffle plate 4-563 is enabled to plug the air inlet hole in the ascending space and the air outlet hole in the descending space again, so that the air is introduced into the descending space of the suction shell 4-54 through the downcomer 4-552, the descending space is enlarged continuously under the injection of the air, and the air in the ascending space is discharged out of the ascending space through the riser 4-551 and the air outlet, so that the suction shell 4-54 is lowered continuously on the suction rod 4-55 until it is lowered to the maximum extent.
The oil gas recovery mechanism 5 comprises a pyrolysis oil tank 5-1 and a gas storage tank 5-2, the pyrolysis oil tank 5-1 and the gas storage tank 5-2 are fixed on the support 1 through screws, a step is arranged between the pyrolysis oil tank 5-1 and the gas storage tank 5-2, an air extractor 5-3 is fixed on the step through screws, the pyrolysis oil tank 5-1 stores pyrolysis oil generated by pyrolysis waste gas, and the gas storage tank 5-2 stores pyrolysis gas generated by the pyrolysis waste gas;
a spiral oil outlet pipe 5-11 is fixed in the pyrolysis oil tank 5-1 through screws, a fan 5-12 is fixedly installed above the pyrolysis oil tank 5-1, the fan 5-12 is installed in the air outlet pipeline, the fan 5-12 only comprises a fixing plate and fan blades, the fixing plate is fixed in the air outlet pipeline through screws, the fan blades are rotatably installed on the fixing plate through a fixing shaft, the spiral direction of the spiral oil outlet pipe 5-11 is downward spiral, a plurality of groups of oil outlet holes 5-13 are processed on the spiral oil outlet pipe 5-11, pyrolysis oil and pyrolysis gas generated after condensation flow out of the spiral oil outlet pipe 5-11 through the oil outlet holes 5-13, an air extractor 5-3 is arranged between the pyrolysis oil tank 5-1 and the air storage tank 5-2, the air extractor 5-3 is in interference connection with the air outlet pipeline, and the air extractor 5-3 extracts the pyrolysis gas in the pyrolysis oil tank 5-1 through the air And is stored in the gas storage tank 5-2, the fan 5-12 carries on the spiral extraction to the pyrolysis gas in the pyrolysis oil tank 5-1 under the drive of the air extractor 5-3, when the pyrolysis oil and pyrolysis gas flow out from the oil outlet 5-13 of the spiral oil outlet pipe 5-11, the pyrolysis oil flows to the bottom of the pyrolysis oil tank 5-1, the pyrolysis gas carries on the spiral rotation, thus drive the pyrolysis gas in the pyrolysis oil tank 5-1 to rotate to the center and produce the spiral cyclone, the exhaust fan 5-3 has the connection of the gas outlet pipe of the pyrolysis oil tank 5-1 through the trachea, the fan 5-12 rotates under the drive of the air extractor 5-3, because the flabellum of fan 5-12 is the spiral arrangement, when the fan 5-12 rotates under the drive of the air extractor 5-3, will make the spiral cyclone in the pyrolysis oil tank 5-1, the two groups of cyclones are fused under the action of the air extractor 5-3, so that a larger cyclone is generated in the pyrolysis oil tank 5-1, the pyrolysis gas with pyrolysis oil is driven by the cyclone to rotate upwards and be fused continuously, the pyrolysis oil in the pyrolysis gas is also fused and enlarged continuously, the pyrolysis oil is separated from the pyrolysis gas and falls into the pyrolysis oil tank 5-1, and the pyrolysis gas in the pyrolysis oil tank is extracted into the storage tank 5-2 by the air extractor 5-3 to be stored.
The working principle of the invention is as follows:
when the pyrolysis furnace 2 is used for carrying out pyrolysis on waste tires, pyrolytic carbon black and pyrolysis waste gas are generated, the pyrolysis waste gas can generate pyrolysis oil and pyrolysis gas which can not reduce condensation after being subjected to condensation treatment, the pyrolysis oil and the pyrolysis gas are available energy, in the process of carrying out pyrolysis on the waste tires by the pyrolysis furnace 2, along with the continuous increase of the pyrolysis waste gas, the pressure in the pyrolysis furnace 2 is continuously increased, along with the continuous increase of the pyrolysis waste gas, the bearing plates 3-22 are extruded by the pyrolysis waste gas to drive the compression tubes 3-2 to compress, at the moment, air in the compression tubes 3-2 enters the spiral air grooves 4-32, along with the continuous rising of the bearing plates 3-22, the bearing plates 3-22 are finally contacted with the lifting plates 3-31 and drive the lifting plates 3-31 to move upwards to a certain extent, and the follow-up plates 3-32 continue to seal the exhaust holes, when the buffer springs 3-34 are compressed to the maximum degree, the follower plates 3-32 cannot completely block the exhaust holes, at the same time, the cracked waste gas enters the air cooling pipe 4-3 through the exhaust hole gaps exposed by the follower plates 3-32, and generates an upward driving force to the follower plates 3-32 while entering, the follower plates 3-32 are also subjected to the action force of the elastic potential energy of the buffer springs 3-34, the follower plates 3-32 completely unblock the exhaust holes under the action of the driving force and the elastic potential energy, and the compression pipe 3-2 is compressed to the maximum degree when the follower plates 3-32 completely ascend, the slow lifting of the follower plates 3-32 enables the cracked waste gas to enter the air cooling pipe 4-3 in a large amount, and the compression pipe 3-2 can also provide air required for air cooling of the air cooling pipe 4-3, when the pressure in the pyrolysis furnace 2 is insufficient to support the compression pipe 3-2 for compression and the bearing plate 3-22 rises, the bearing plate 3-22 moves downwards, and the follow-up plate 3-32 plugs the exhaust hole again and waits for the next lifting.
When the cracked waste gas enters the air cooling pipe 4-3, the air cooling pipe 4-3 carries out primary cooling on the cracked waste gas, pyrolysis oil is not formed in the cracked gas air cooling pipe 4-3, the cracked waste gas releases heat in the air cooling pipe 4-3, the cracked waste gas is subjected to air cooling treatment outside the air cooling pipe 4-3, air compressed in the compression pipe 3-2 enters the spiral air groove 4-32 from the air inlet and takes away high temperature in the spiral air groove 4-32, air with high temperature flows out from the air outlet and enters the high-pressure water cooling tank 4-11, when the air flows through the high-temperature spiral air groove 4-32, the air temperature rises, the moving speed among air molecules is accelerated, the air volume is increased, and along with the continuous increase of the air in the high-pressure water cooling tank 4-11, the air pressure in the high-pressure water cooling tank 4-11 is increased, and the water cooling liquid in the high-pressure water cooling tank 4-11 is pressed out of the high-pressure water cooling tank 4-11 through an outlet pipe 4-13;
when pyrolysis waste gas enters the water cooling pipe 4-4, the water cooling pipe 4-4 carries out water cooling on the pyrolysis gas, the pyrolysis gas is cooled by air cooling and then cooled by water cooling again, the temperature of the pyrolysis gas is reduced by acceleration, so that the pyrolysis gas generates pyrolysis oil and non-condensable pyrolysis gas, the wind wheel 4-51 is arranged at the joint of the air cooling pipe 4-3 and the water cooling pipe 4-4, when the pyrolysis gas flows through the wind wheel 4-51, the wind wheel 4-51 obtains rotation power, the wind wheel 4-51 drives the rotary disc 4-52 to synchronously and coaxially rotate through a shaft, the rotary disc 4-52 is welded with a deflection column and drives the air pumping rod 4-55 to carry out eccentric wheel movement through the deflection column, the air pumping shell 4-54 is connected with the air pumping rod 4-55 in a sliding manner, and the air pumping shell 4-54 is arranged in the air pumping cylinder 4-53, the air pumping shell 4-54 and the air pumping cylinder 4-53 are matched with each other to pump air in the water cooling circulation groove 4-41, when the air pumping rod 4-55 drives the air pumping shell 4-54 to ascend or descend in the air pumping cylinder 4-53, the air pressure in the air pumping cylinder 4-53 is changed, so that the air in the water cooling circulation groove 4-41 is pumped, the air ring 4-56 provides power for ascending or descending of the air pumping shell 4-54 on the air pumping rod 4-55, the air pumping shell 4-54 is enabled to ascend or descend in the air pumping cylinder 4-53 to the maximum extent, and the air pumping in the water cooling circulation groove 4-41 is enabled to reach the maximum extent.
When the air in the water-cooling circulation tank 4-41 is extracted by the air extraction mechanism, the air content in the water-cooling circulation tank 4-41 is reduced, the air pressure in the water-cooling circulation tank 4-41 is lower than the pressure in the high-pressure water cooling tank 4-11, and the air with high temperature flows out from the air outlet and enters the high-pressure water cooling tank 4-11, so that the air pressure in the high-pressure water cooling tank 4-11 is increased, the water-cooling liquid in the high-pressure water cooling tank 4-11 is discharged out of the water cooling tank, so that the water-cooling liquid just enters the water-cooling circulation tank 4-41 through a pipeline, the temperature of the water-cooling circulation tank 4-41 is reduced, and the cracked waste gas in the water-cooling pipe 4-4 is condensed, thereby forming pyrolytic oil and.
The spiral direction of the spiral oil outlet pipe 5-11 is downward, when pyrolysis oil and pyrolysis gas flow out from the oil outlet hole 5-13 of the spiral oil outlet pipe 5-11, the pyrolysis oil flows to the bottom of the pyrolysis oil tank, the pyrolysis gas spirally rotates to drive the pyrolysis gas in the pyrolysis oil tank to rotate towards the center and generate spiral cyclone, the exhaust fan 5-3 is connected with the pyrolysis oil tank 5-1 through an air pipe, the fan 5-12 rotates under the drive of the air extractor, because the fan blades of the fan 5-12 are spirally arranged, when the fan rotates under the drive of the air extractor 5-3, the spiral cyclone is generated in the pyrolysis oil tank 5-1, the two groups of cyclones are fused under the action of the air extractor 5-3, so that larger cyclone is generated in the pyrolysis oil tank 5-1, and the pyrolysis gas with the pyrolysis oil upwards rotates under the drive of the cyclone, and the pyrolysis oil in the pyrolysis gas is continuously fused and enlarged, so that the pyrolysis oil is separated from the pyrolysis gas and falls into a pyrolysis oil tank 5-1, and the air extractor 5-3 extracts the pyrolysis gas in the pyrolysis oil tank into a storage tank 5-2 for storage.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (3)
1. The utility model provides a waste tire thermal cracking retrieves and uses exhaust treatment device which characterized in that: the waste gas treatment device comprises a support (1), a pyrolysis furnace (2), a thermal compression mechanism (3), an air-water condensation mechanism (4) and an oil-gas recovery mechanism (5), wherein the pyrolysis furnace (2), the air-water condensation mechanism (4) and the oil-gas recovery mechanism (5) are sequentially arranged on the support (1) from left to right, the thermal compression mechanism (3) is arranged on the pyrolysis furnace (2), the pyrolysis furnace (2) enables the thermal compression mechanism (3) to compress air through pyrolysis waste gas, the thermal compression mechanism (3) cools the pyrolysis waste gas through air, the air-water condensation mechanism (4) acquires power and cools and condenses the pyrolysis gas through the pyrolysis waste gas, and the oil-gas recovery mechanism (5) stores products condensed by the pyrolysis waste gas;
the hot compression mechanism (3) comprises a compression shell (3-1) arranged on the pyrolysis furnace (2) and a compression pipe (3-2) arranged in the compression shell (3-1), the lower end of the compression pipe (3-2) is positioned in the pyrolysis furnace (2), and the compression pipe (3-2) is connected with the compression shell (3-1) in a sliding manner; the gas-water condensation mechanism (4) comprises a water cooling tank (4-1) and a condensation pipe, wherein the water cooling tank (4-1) is arranged on the bracket (1), the water cooling tank (4-1) is in interference connection with one side of the upper end of the condensation pipe, and the condensation pipe is used for cooling and condensing the cracked waste gas; the oil gas recovery mechanism (5) comprises a pyrolysis oil tank (5-1) and a gas storage tank (5-2), the pyrolysis oil tank (5-1) stores pyrolysis oil generated by pyrolysis waste gas, and the gas storage tank (5-2) stores pyrolysis gas generated by the pyrolysis waste gas; one end of the condensing pipe is fixed with the compression shell (3-1), the other end of the condensing pipe is fixed with the pyrolysis oil tank (5-1), and the compression pipe (3-2) is in interference connection with the other side of the upper end of the condensing pipe;
the condenser tube is divided into an air cooling tube (4-3) and a water cooling tube (4-4), and an air exhaust mechanism is arranged at the joint of the air cooling tube (4-3) and the water cooling tube (4-4);
the air cooling device is characterized in that spiral air grooves (4-32) are formed in the outer sides of the air cooling pipes (4-3), air cooling shells (4-31) are sleeved on the outer sides of the spiral air grooves (4-32), at least two groups of circulating air holes are formed in the air cooling shells (4-31), the air cooling shells (4-31) and the spiral air grooves (4-32) are matched with each other to form closed spiral air grooves (4-32), one group of the circulating air holes are in interference connection with the water cooling box (4-1), and the other group of the circulating air holes are in interference connection with the compression pipes (3-2);
a circulating water cooling tank (4-41) is arranged on the outer side of the water cooling pipe (4-4), a water cooling shell (4-42) is sleeved on the outer side of the circulating water cooling tank (4-41), the water cooling shell (4-42) and the circulating water cooling tank (4-41) are matched with each other to form a closed circulating water cooling tank (4-41), at least two groups of water cooling holes are arranged on the water cooling shell (4-42), and the two groups of water cooling holes are in interference connection with a water cooling box (4-1);
the water cooling tank (4-1) is divided into a high-pressure water cooling tank (4-11) and a circulating water cooling tank (4-12), a pressure inlet and a water outlet are formed in the high-pressure water cooling tank (4-11), an outlet pipe (4-13) is arranged below the water outlet in the high-pressure water cooling tank (4-11), the pressure inlet is fixed with the group of circulating air holes, and the water outlet is in interference connection with the group of water cooling holes; a water inlet is formed in the circulating water cooling tank (4-12), a three-way pipe is arranged on the water inlet, and the other two ends of the three-way pipe are respectively in interference connection with the water cooling holes and the air extraction mechanism;
the upper end of the circulating water cooling tank is also provided with a one-way valve, the one-way valve enables gas in the circulating water cooling tank (4-12) to be discharged outwards, external gas cannot enter the circulating water cooling tank (4-12), a cooling system is arranged in the circulating water cooling tank (4-12), the cooling system can cool water cooling liquid in the circulating water cooling tank (4-12), a water pump is fixed on the circulating water cooling tank (4-12) through screws, a water suction pipe is arranged at a water inlet of the water pump and is arranged in the circulating water cooling tank (4-12), a water outlet of the water pump is provided with a water discharge pipe, the water discharge pipe is positioned in the high-pressure water cooling tank (4-11), and the water pump pumps the water cooling liquid in the circulating water cooling tank (4-12) to the high-pressure water cooling tank (4-11).
2. The apparatus of claim 1, wherein the apparatus comprises: the air extraction mechanism comprises a wind wheel (4-51), a rotating disc (4-52), an air extraction cylinder (4-53), an air extraction shell (4-54), an air extraction rod (4-55) and an air ring (4-56), the wind wheel (4-51) is arranged at the joint of the air cooling pipe (4-3) and the water cooling pipe (4-4), the wind wheel (4-51) is connected with the rotating disc (4-52) through a shaft, the rotating disc (4-52) is arranged on the outer side of the condensing pipe, a deflection column is arranged on the rotating disc (4-52), the air extraction rod (4-55) is rotatably connected with the deflection column, the air ring (4-56) and the air extraction shell (4-54) are sequentially arranged on the air extraction rod (4-55) from top to bottom, the air extraction shell (4-54) is arranged in the air extraction cylinder (4-53), the air pumping cylinder (4-53) is arranged on the circulating water cooling tank (4-12), and the air pumping cylinder (4-53) is in interference connection with one end of the three-way pipe.
3. The apparatus of claim 2, wherein the apparatus comprises: the air pumping rod (4-55) is connected with an air ring (4-56) in a sliding manner, at least two groups of ascending pipes (4-551) and at least two groups of descending pipes (4-552) are arranged in the air pumping rod (4-55), at least two groups of stretching rods (4-553) are arranged on the outer wall of the air pumping rod (4-55), at least two groups of clapboards (4-561) are arranged in the air ring (4-56), at least two groups of air baffles (4-563) are arranged in the air ring (4-56), at least two groups of air inlets and at least two groups of air outlets are arranged on the side wall of the air ring (4-56), sliding plates (4-562) are arranged in the two groups of clapboards (4-561), the two groups of air baffles (4-563) are fixed with the sliding plates (4-562), and the air inlets or the air outlets are blocked by the air, the stretching rods (4-553) and the air baffles (4-563) are mutually matched to enable the sliding plates (4-562) to ascend in the partition plates (4-561).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011234805.4A CN112480952B (en) | 2020-03-23 | 2020-03-23 | Waste gas treatment device for thermal cracking recovery of waste tires |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011234805.4A CN112480952B (en) | 2020-03-23 | 2020-03-23 | Waste gas treatment device for thermal cracking recovery of waste tires |
| CN202010207527.7A CN111363581B (en) | 2020-03-23 | 2020-03-23 | Waste gas treatment device for thermal cracking recovery of waste tires |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010207527.7A Division CN111363581B (en) | 2020-03-23 | 2020-03-23 | Waste gas treatment device for thermal cracking recovery of waste tires |
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| Publication Number | Publication Date |
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| CN112480952A true CN112480952A (en) | 2021-03-12 |
| CN112480952B CN112480952B (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011234805.4A Active CN112480952B (en) | 2020-03-23 | 2020-03-23 | Waste gas treatment device for thermal cracking recovery of waste tires |
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| CN111363581A (en) | 2020-07-03 |
| CN112480952B (en) | 2022-04-29 |
| CN112552944B (en) | 2022-07-22 |
| CN111363581B (en) | 2020-12-25 |
| CN112552944A (en) | 2021-03-26 |
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