CN207121575U - A kind of thermal storage type moving bed pyrolysis system of junked tire - Google Patents
A kind of thermal storage type moving bed pyrolysis system of junked tire Download PDFInfo
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- CN207121575U CN207121575U CN201720330940.6U CN201720330940U CN207121575U CN 207121575 U CN207121575 U CN 207121575U CN 201720330940 U CN201720330940 U CN 201720330940U CN 207121575 U CN207121575 U CN 207121575U
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
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- Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
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Abstract
The utility model, which is created, belongs to junked tire pyrolytic technique field, relates generally to a kind of thermal storage type moving bed pyrolysis system of junked tire.The thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, including：Loading hopper, feeder, pyrolysis reactor, ceramic filter, spray column, tar tank and fuel cartridge, wherein, the pyrolysis reactor includes charging aperture, multiple pyrolysis chambers, multiple radiant tube room, oil gas vent and heat transfer layers, the heat transfer layer avoids material from directly being contacted with radiant tube, prevents radiant tube abrasion, coking.Thus, the pyrolysis system employs heat accumulation type radiant tube heating technique without gas, solid heat carrier heating, system process is simplified while the thermal efficiency for improving system, and material pyrolysis chamber arranges with radiant tube interlayer, in the case where can fully be pyrolyzed, it effectively prevent material to contact with radiant tube, prevent radiant tube abrasion, coking, extend the service life of radiant tube.
Description
Technical field
The utility model, which is created, belongs to junked tire pyrolytic technique field, relates generally to one kind and is added based on heat accumulation type radiant tube
The junked tire pyrolysis system of heat.
Background technology
With the fast development of China's economy and the generally raising of living standards of the people, automobile has stepped into people
Daily life among, thereby produce substantial amounts of junked tire.China's tire yield is up to 2.8 hundred million within 2006, occupies the world
First, caused junked tire also up to 1.4 hundred million then, about 3,600,000 tons.The accumulation of a large amount of junked tires does not only take up soil
Ground, it is also easy to grow mosquito bacterium, spreads disease, endanger residents ' health, and pole fire hazardous, causes environment dirty
Dye.Junked tire is recycled, then can not only alleviate its pressure to environment, pollution is reduced, can more realize money
The effective recycling in source.The method of processing junked tire has the prototype transformation of the way, production reclaimed rubber and rubber powder, burning and heat at present
Solution etc., wherein pyrolytic technique be it is a kind of have very much potentiality handle junked tire method.Junked tire pyrolytic technique is will be waste and old
Tire is thermally decomposed in anoxic or inert gas, can produce pyrolysis gas, pyrolysis oil and charcoal residue etc..These products are through entering one
Step working process can change into the high-value product with various uses.Compared with traditional treatment method, pyrolysismethod not only can be with
The product of high added value is reclaimed, and nearly 70% energy can be reclaimed, there is higher economy and environmental benefit.However, through
Cross that the pyrolisis of tires oil ingredient that pyrolytic technique obtains is extremely complex, and pH value is relatively low, oxygen content is high, heat endurance is poor, viscosity is big
The shortcomings of cause its be difficult to directly utilize and storage, it is difficult to industrial applications.Therefore, a kind of rationally efficient, work how is designed
The thermal storage type moving bed pyrolysis system of skill processing junked tire that is simple, green, being easy to waste recovery recycling, turns into mesh
Preceding urgent need to solve the problem.
Utility model content
For the above-mentioned deficiency that presently, there are, the utility model mainly develops a kind of thermal storage type moving bed heat of junked tire
Solution system, the reaction system employ heat accumulation type radiant tube heating technique and heated without gas, solid heat carrier, improve the heat of system
System process is simplified while efficiency, and material pyrolysis chamber arranges with radiant tube interlayer, in the case where can fully be pyrolyzed,
It effectively prevent material to contact with radiant tube, prevent radiant tube abrasion, coking, extend the service life of radiant tube.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, including：Loading hopper；Charging
Device, the feeder are connected with the loading hopper；Pyrolysis reactor, including charging aperture, multiple pyrolysis chambers, multiple radiant tube rooms and
Oil gas vent, the charging aperture are arranged on the roof of the pyrolysis chamber, and the oil gas vent is arranged on the pyrolysis chamber and institute
On the roof for stating radiant tube room, and：Heat transfer layer, the heat transfer layer is vertically through in the reactor, by the reaction
The inner space of device is separated into multiple chambers, and the chamber is used as the multiple pyrolysis chamber and multiple radiant tube rooms, and the heat
Solution room and the radiant tube room are arranged alternately；Radiant tube room, including heat accumulation type radiant tube, the heat accumulation type radiant tube is along described anti-
The short transverse multi-tier arrangement of device is answered to avoid material from directly being contacted with radiant tube in the radiant tube chamber interior, the heat transfer layer,
Prevent radiant tube abrasion, coking；Pyrolysis chamber, the hollow pyrolysis chamber are carried out material using the radiant heat of the radiant tube room
Pyrolysis processing；Ceramic filter, one end of the ceramic filter are connected with the oil gas vent, and the other end connects with spray column
Connect；Spray column, the spray column are connected with the ceramic filter；Tar tank, the tar tank are connected with the spray column；Combustion
Gas tank, the fuel cartridge are connected with the spray column.
Inventor has found, a kind of thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, takes storage
Hot type radiant tube moving bed process heats below 20mm junked tire, and uniformity of temperature profile, heating effect is good, reaction system knot
Structure is simple, easy to operate；Caused pyrolysis gas is not diluted in the pyrolysis systems, and pyrolysis gas calorific value is high；The pyrolysis systems use
Vertical heater, it is simple in construction, save construction cost and floor space；Material pyrolysis chamber and the mode of radiant tube interlayer arrangement, are filling
In the case of dividing pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking, extend radiant tube
Service life, improve system operation reliability.
According to specific embodiment of the utility model, the pore area with multiple holes is set on the heat transfer layer.
According to specific embodiment of the utility model, the total open area in the hole accounts for the 20-60% of the heat transfer layer gross area.
According to specific embodiment of the utility model, the size in the hole is 3-30mm.
According to specific embodiment of the utility model, the heat transfer layer is using the metal material that readily conducts heat.
According to specific embodiment of the utility model, further comprise combustion gas air-introduced machine, wherein, the combustion gas air-introduced machine one
End is connected with the outlet of the spray column, and the other end is connected with the import of the fuel cartridge.
According to specific embodiment of the utility model, in addition to gasification furnace, the gas outlet of the gasification furnace and the accumulation of heat
The fuel gas inlet of formula radiant tube is connected, and the air inlet of the gasification furnace connects with semicoke conveying device.
According to specific embodiment of the utility model, in addition to waste heat boiler, the waste heat boiler and the heat accumulating type spoke
The exhanst gas outlet for penetrating pipe is connected.
According to specific embodiment of the utility model, the loading hopper is connected by the feeder with the charging aperture.
According to specific embodiment of the utility model, further comprise that semicoke exports, the semicoke outlet is arranged on described
On the bottom wall of pyrolysis chamber and the radiant tube room, the semicoke outlet is connected with the semicoke conveying device.
The beneficial effects of the utility model are as follows：
（1）A kind of thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, the reaction system are taken
Heat accumulation type radiant tube moving bed process heats below 20mm junked tire, and uniformity of temperature profile, heating effect is good, reaction system
It is simple in construction, it is easy to operate.
（2）A kind of thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, should in the pyrolysis systems
Pyrolysis systems use vertical heater, simple in construction, save construction cost and floor space.
（3）A kind of thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, the reaction system can produce
Raw substantial amounts of pyrolysis gas product, caused pyrolysis gas are not diluted, and pyrolysis gas calorific value is high.
（4）A kind of thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, the reaction system use
Material pyrolysis chamber and the mode of radiant tube interlayer arrangement, in the case of abundant pyrolysis, effectively prevent material and are connect with radiant tube
Touch, prevent radiant tube abrasion, coking, extend the service life of radiant tube, improve system operation reliability.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Wherein, 1. loading hopper, 2. feeders, 3. thermal storage type moving bed reactors, 4. ceramic filters, 5. spray columns, 6.
Tar tank, 7. combustion gas air-introduced machines, 8. fuel cartridges, 9. gasification furnaces, 10. conveying worms, 11. waste heat boilers.
Embodiment
Embodiment of the present utility model is described below in detail.The embodiments described below is exemplary, is only used for explaining
The utility model, and it is not intended that to limitation of the present utility model.Unreceipted particular technique or condition in embodiment, according to
Technology or condition described by document in the art are carried out according to product description.Agents useful for same or the unreceipted life of instrument
Manufacturer person is produced, being can be by the conventional products of acquisition purchased in market.
In description of the present utility model, it is to be understood that term " first ", " second " are only used for describing purpose, and
It is not intended that instruction or hint relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define
One or more this feature can be expressed or be implicitly included to the feature of " first ", " second ".Of the present utility model
In description, " multiple " are meant that two or more, unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, and Fig. 1 is the pyrolysis system
Structural representation, as shown in figure 1, the pyrolysis system includes：Loading hopper 1；Feeder 2, the feeder connect with the loading hopper
Connect；Pyrolysis reactor 3, including charging aperture, multiple pyrolysis chambers, multiple radiant tube rooms and oil gas vent, the charging aperture are arranged on
On the roof of the pyrolysis chamber, the oil gas vent is arranged on the roof of the pyrolysis chamber and the radiant tube room, and：Pass
The inner space of the reactor is separated into multiple chambers by thermosphere, the heat transfer layer vertically through in the reactor,
The chamber is used as the multiple pyrolysis chamber and multiple radiant tube rooms, and the pyrolysis chamber and the radiant tube room are arranged alternately；
Radiant tube room, including heat accumulation type radiant tube, short transverse multi-tier arrangement of the heat accumulation type radiant tube along the reactor is in institute
Radiant tube chamber interior is stated, the heat transfer layer avoids material from directly being contacted with radiant tube, prevents radiant tube abrasion, coking；Pyrolysis chamber,
Material is carried out pyrolysis processing by the hollow pyrolysis chamber using the radiant heat of the radiant tube room；Ceramic filter 4, the pottery
One end of porcelain filter is connected with the oil gas vent, and the other end is connected with spray column；Spray column 5, the spray column with it is described
Ceramic filter connects；Tar tank 6, the tar tank are connected with the spray column；Fuel cartridge 8, the fuel cartridge and the spray
Drench tower connection.
Inventor has found, a kind of thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, takes storage
Hot type radiant tube moving bed process heats below 20mm junked tire, and uniformity of temperature profile, heating effect is good, reaction system knot
Structure is simple, easy to operate；Caused pyrolysis gas is not diluted in the pyrolysis systems, and pyrolysis gas calorific value is high；The pyrolysis systems use
Vertical heater, it is simple in construction, save construction cost and floor space；Material pyrolysis chamber and the mode of radiant tube interlayer arrangement, are filling
In the case of dividing pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking, extend radiant tube
Service life, improve system operation reliability.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, and Fig. 1 is the pyrolysis system
Structural representation, as shown in figure 1, the pyrolysis system includes pyrolysis reactor 3, the type of the pyrolysis reactor is not limited specifically
System, as long as can be used in material carrying out pyrolysis processing.According to specific embodiment of the utility model, the pyrolytic reaction
The structure type of device can use vertical furnace structure, be advantageous to fully sharp after the material enters the pyrolysis reactor from top
It is slipped to the outlet of bottom automatically with self gravitation, promoting material, the furnace interior is sufficiently pyrolyzed in a long time
Reaction；Further, the function type of the pyrolysis reactor 3 can be thermal storage type moving bed reactor 3, be advantageous to the thing
Material can be heated evenly in the pyrolysis reactor, and heating effect is good.Thus, the pyrolysis reactor uses vertical heater, knot
Structure is simple, saves construction cost and floor space, meanwhile, the reaction system takes heat accumulation type radiant tube moving bed process, temperature
It is evenly distributed, heating effect is good, and reaction system is simple in construction, easy to operate.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System includes pyrolysis reactor, and the construction of the pyrolysis reactor chamber interior is not particularly limited, as long as can be used in material
Carry out pyrolysis processing.According to specific embodiment of the utility model, the pyrolysis reactor also includes heat transfer layer, the biography
The inner space of the reactor is separated into multiple chambers, the chamber is used by thermosphere vertically through in the reactor
Make the multiple pyrolysis chamber and multiple radiant tube rooms, and the pyrolysis chamber and the radiant tube room are arranged alternately, in order to each
Pyrolysis chamber, which can absorb, is arranged on thermal source caused by the radiant tube room of its both sides so that the pyrolysis chamber is heated more equal
Thermal source even, that the radiant tube room can be made full use of to provide, heating effect are good.According to specific embodiment of the utility model,
The pyrolysis reactor includes multiple pyrolysis chambers and multiple radiant tube rooms, wherein, the pyrolysis chamber is used to material being pyrolyzed
Processing so that pyrolytic reaction occurs for the material, produces semicoke and pyrolysis gas；The radiant tube room is used to heat the pyrolysis
Room, carry out pyrolytic reaction for material and provide required thermal source.Thus, the reaction system is using material pyrolysis chamber and radiant tube interlayer
The mode of arrangement, in the case of abundant pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking,
The service life of radiant tube is extended, improves system operation reliability.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis is anti-
Device is answered to include heat transfer layer, the construction and material of the heat transfer layer are not particularly limited, as long as can be used in the reactor
Inner space is separated into i.e. the multiple pyrolysis chamber of multiple chambers and multiple radiant tube rooms and avoids material direct with radiant tube
Contact.According to specific embodiment of the utility model, the pore area with multiple holes is set, further on the heat transfer layer
, the total open area in the hole accounts for the 20-60% of the heat transfer layer gross area, in order to which the radiant tube room can be by caused by it
Heat fast and efficiently pass to its both sides close to the pyrolysis chamber；Further, the size in the hole is 3-30mm, energy
It is enough realize by heat caused by radiant tube chamber interior fast and efficiently pass to its both sides close to the pyrolysis chamber while,
The hole of small size can also reduce the material and semicoke, pyrolysis gas enters the radiant tube by pore area by the pyrolysis chamber
Room, in the case of abundant pyrolysis, it effectively prevent material and directly contacted with radiant tube, prevent radiant tube abrasion, coking, extend
The service life of radiant tube, improve system operation reliability.According to specific embodiment of the utility model, the heat transfer layer is adopted
With the metal material that readily conducts heat, for example, the heat transfer layer uses steel alloy, ferrous material or copper material, in order to realize chamber
Between room can efficiently, quickly transmit heat.Thus, the reaction system realizes the pyrolysis chamber and the spoke using heat transfer layer
Penetrate pipe interlayer arrangement, be advantageous to the radiant tube room its caused heat can fast and efficiently be passed to its both sides close to
The pyrolysis chamber, meanwhile, in the case of abundant pyrolysis, effectively prevent material and contacted with radiant tube, prevent radiant tube from grinding
Damage, coking, the service life of radiant tube is extended, improve system operation reliability.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis is anti-
Device is answered to include radiant tube room, the internal structure of the radiant tube room is not particularly limited, as long as can be used in as close to its both sides
The pyrolysis chamber provide pyrolytic reaction needed for thermal source.According to specific embodiment of the utility model, the radiant tube room
Including heat accumulation type radiant tube, the heat accumulation type radiant tube runs through the heat in the short transverse perpendicular to the pyrolysis reactor
Reactor is solved, in order to which heat caused by heat accumulation type radiant tube inside can be fast and efficiently by the pyrolysis reactor
Utilized, heat energy necessary to being provided for the radiant tube room, reduce the loss of heat, there is provided heat utilization rate.According to this reality
With new specific embodiment, short transverse multi-tier arrangement of the heat accumulation type radiant tube along the reactor is in the radiant tube
Chamber interior, in order to which the heat accumulation type radiant tube can produce the heat of abundance, multilayer is provided for the pyrolysis chamber close to its both sides
Secondary, comprehensive heat transfer so that the pyrolysis chamber is uniformly heated, and can make full use of the radiation of the radiant tube room
Heat, heating effect are good.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis is anti-
Device is answered to include pyrolysis chamber, the internal structure of the pyrolysis chamber is not particularly limited, as long as can be used in carrying out material at pyrolysis
Reason.According to specific embodiment of the utility model, the pyrolysis chamber can be hollow chamber structure, in order to each heat
Solution room can provide enough spaces and be used for material progress pyrolytic reaction, meanwhile, be advantageous to each pyrolysis chamber and make full use of
Material is carried out pyrolysis processing by it close to the radiant heat of the radiant tube room of both sides.Thus, the reaction system can produce largely
Pyrolysis gas product, caused pyrolysis gas is not diluted in the pyrolysis systems, and pyrolysis gas calorific value is high.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System includes pyrolysis reactor, and the connecting structure of the pyrolysis reactor is not particularly limited, as long as can be used in carrying out material
Rational input and discharge.According to specific embodiment of the utility model, the pyrolysis reactor also includes charging aperture, more
Individual pyrolysis chamber, multiple radiant tube rooms, semicoke outlet and oil gas vent, wherein, the loading hopper by the feeder with it is described
Charging aperture connects, for material in loading hopper to be added in the pyrolysis reactor；The semicoke outlet is defeated with the semicoke
Device is sent to connect, for caused semicoke after material pyrolysis processing to be discharged into the pyrolysis reactor；The oil gas vent and institute
Ceramic filter connection is stated, for caused pyrolysis gas after material pyrolysis processing to be discharged into the pyrolysis reactor.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System includes pyrolysis reactor, and the furnace wall construction of the pyrolysis reactor is not particularly limited, as long as can be used in carrying out material
Rational input and discharge.According to some specific embodiments of the utility model, the charging aperture is arranged on the pyrolysis
On the roof of room, semicoke outlet is arranged on the bottom wall of the pyrolysis chamber, be advantageous to material using self gravitation from upper and
Slid downwards along pyrolysis chamber lowerly, so as to there is chamber interior of the longer time in pyrolysis chamber is fully heated to carry out at pyrolysis
Reason, temperature are heated evenly, and pyrolysis effect is good；Further, the semicoke outlet is arranged on the bottom wall of the radiant tube room, with
The material for being easy to entering small part into the radiant tube chamber chamber interior from the tapping of heat transfer layer discharges the radiant tube room,
Radiant tube abrasion, coking are prevented, extends the service life of radiant tube.According to some specific embodiments of the utility model, institute
State oil gas vent to be arranged on the roof of the pyrolysis chamber, be advantageous to material and discharge institute via caused pyrolysis gas after pyrolysis processing
Pyrolysis reactor is stated, caused pyrolysis gas temperature is very high, can rise to furnace roof from furnace bottom using the property of itself hot gas, together
When, moreover it is possible to play a part of material in heating furnace, promote the pyrolytic reaction of material；Further, the oil gas vent is arranged on
On the roof of the radiant tube room, in order to which small part is entered into the radiant tube chamber chamber interior from the tapping of heat transfer layer
Pyrolysis gas discharge the radiant tube room, prevent radiant tube coking, extend the service life of radiant tube.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System includes feeder 2, and the type of the feeder is not particularly limited, as long as material can be provided i.e. for the pyrolysis reactor
Can.According to specific embodiment of the utility model, the feeder, it is connected with the charging aperture of the pyrolysis reactor, for inciting somebody to action
Material is delivered into the pyrolysis reactor.According to some specific embodiments of the utility model, the feeder can be with
Using feeding screw or rotary feeder, in order to the material can smoothly, quickly enter the pyrolysis reactor
In；The charging aperture of the feeder is connected with loading hopper 1, i.e., described loading hopper passes through the feeder and the pyrolysis reactor
Charging aperture, in order to which the material large batch of can be added in the feeder, avoid being scattered, losing for material.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System also includes filter 4, and the material of the filter is not particularly limited, if can by material after pyrolysis processing it is caused
Pyrolysis gas carries out dust removal process.According to specific embodiment of the utility model, the filter can be ceramic filter 4
Or metallic filter, in order to carry out dust removal process to pyrolysis gas；Preferably, the filter is ceramic filter, described
One end of ceramic filter is connected with the oil gas vent, and the other end is connected with spray column, in order to by material through pyrolysis processing
Caused pyrolysis gas discharge pyrolysis reactor afterwards, then enters to go to dust removal process is carried out in ceramic filter, tentatively filters out grain
The big dust granules of footpath size, obtain more pure pyrolysis gas.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System also includes spray column 5, and the type of the spray column is not particularly limited, as long as can pass through the pyrolysis gas of removing dust processing
Washing condensation carries out Oil-gas Separation processing.According to specific embodiment of the utility model, the spray column and the ceramics
Filter connects, in order to which the pyrolysis gas obtained through ceramic filter dust removal process can smoothly enter the spray column
In, condensation is washed in spray column, carries out Oil-gas Separation processing, the tar condensed and pure pyrolysis gas.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System also includes tar tank 6.According to specific embodiment of the utility model, the tar tank is connected with the spray column, in order to
After pyrolysis gas carries out dust removal process via the ceramic filter, the spray column carries out Oil-gas Separation processing, collection wherein divides
Separate out the oily materials such as tar come, condensation.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System also includes combustion gas air-introduced machine 7 and fuel cartridge 8.According to specific embodiment of the utility model, described combustion gas air-introduced machine one end with
The outlet connection of the spray column, the other end is connected with the import of the fuel cartridge, in order to which the combustion gas air-introduced machine can be fast
The gaseous matters such as combustion gas that is fast, efficiently via the spray column will separate after Oil-gas Separation processing be transferred into described
In fuel cartridge；The fuel cartridge is connected with the combustion gas air-introduced machine, in order to which the fuel cartridge can be by isolated combustion gas
It is collected Deng gaseous matter.Thus, the reaction system can produce substantial amounts of pyrolysis gas product, caused heat in the pyrolysis systems
Vent one's spleen and be not diluted, pyrolysis gas calorific value is high, realizes that substantial amounts of pyrolysis gas product can reclaim, is carried for the recycling of the gas products
Possibility has been supplied, has been turned waste into wealth.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System also includes semicoke conveying device 10 and gasification furnace 9.According to specific embodiment of the utility model, semicoke conveying device 10 can be with
Using conveying worm 10, for conveying the material caused semicoke product after pyrolysis processing；Gasification furnace, for by spiral
The semicoke product of conveyer conveying carries out gasification process, obtains gasify gas and lime-ash, and gained gasification gas is used to burn for radiant tube
Fuel is provided, the lime-ash discharges the gasification furnace.According to specific embodiment of the utility model, the conveying worm 10 with
The semicoke outlet connection of the pyrolysis reactor, in order to by material after pyrolysis processing caused semicoke product smoothly, it is quick,
Efficiently discharge in the pyrolysis reactor, and the semicoke product ejected is conveyed；The gas outlet of the gasification furnace
It is connected with the fuel gas inlet of the heat accumulation type radiant tube, the air inlet of the gasification furnace connects with semicoke conveying device, so as to
Gasification process is carried out in gasification furnace in the semicoke ejected in pyrolysis reactor product is entered via semicoke conveying device, will
The radiant tube that the gasification gas that gasification process obtains is supplied to the radiant tube chamber interior is burnt, and is provided for the radiant tube room
Sufficient thermal source, so as to realize the semicoke product recycling of material, save resource.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System also includes waste heat boiler 11.According to specific embodiment of the utility model, the waste heat boiler and the heat accumulation type radiant tube
Exhanst gas outlet be connected, in order to can be with through heat smoke caused by burning inside the heat accumulation type radiant tube in the radiant tube room
It is collected into the waste heat boiler, as the thermal source of waste heat boiler, realizes the recycling of heat smoke, saved resource.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, and the material that can be handled can be with
For junked tire, the particle diameter of the junked tire material is not particularly limited.According to some specific embodiments of the utility model,
The granularity of the waste tyre particle is below 20mm, in order to which the junked tire material can be fully in the pyrolytic reaction
Pyrolysis processing is carried out in device.Thus, the reaction system takes heat accumulation type radiant tube moving bed process to heat the waste and old of below 20mm
Tire, uniformity of temperature profile, heating effect is good, and reaction system is simple in construction, easy to operate.
Inventor has found, a kind of thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, takes storage
Hot type radiant tube moving bed process heats below 20mm junked tire, and uniformity of temperature profile, heating effect is good, reaction system knot
Structure is simple, easy to operate；Caused pyrolysis gas is not diluted in the pyrolysis systems, and pyrolysis gas calorific value is high；The pyrolysis systems use
Vertical heater, it is simple in construction, save construction cost and floor space；Material pyrolysis chamber and the mode of radiant tube interlayer arrangement, are filling
In the case of dividing pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking, extend radiant tube
Service life, improve system operation reliability.
Meanwhile the utility model additionally provides a kind of side that junked tire pyrolytic reaction is carried out using above-mentioned pyrolysis system
Method, comprise the following steps：
A. waste tyre particle is added in reactor by charging aperture, separated in the reactor by heat transfer layer
Pyrolytic process is completed in multiple pyrolysis chambers.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System also includes pyrolysis reactor 3.According to specific embodiment of the utility model, the pyrolysis reactor, including it is charging aperture, multiple
Pyrolysis chamber, multiple radiant tube rooms and oil gas vent, the charging aperture are arranged on the roof of the pyrolysis chamber, the oil gas vent
It is arranged on the roof of the pyrolysis chamber and the radiant tube room, and：Heat transfer layer, the heat transfer layer is vertically through in described
In reactor, the inner space of the reactor is separated into multiple chambers, the chamber is used as the multiple pyrolysis chamber and more
Individual radiant tube room, and the pyrolysis chamber and the radiant tube room are arranged alternately；Radiant tube room, including heat accumulation type radiant tube, it is described
Short transverse multi-tier arrangement of the heat accumulation type radiant tube along the reactor avoids giving up in the radiant tube chamber interior, the heat transfer layer
Old tire directly contacts with radiant tube, prevents radiant tube abrasion, coking；Pyrolysis chamber, the hollow pyrolysis chamber utilize the spoke
Junked tire is carried out pyrolysis processing by the radiant heat for penetrating pipe room.According to specific embodiment of the utility model, the pyrolytic reaction
Device includes multiple pyrolysis chambers and multiple radiant tube rooms, wherein, the pyrolysis chamber is used to junked tire carrying out pyrolysis processing so that
Pyrolytic reaction occurs for the junked tire, produces semicoke and pyrolysis gas；The radiant tube room is used to heat the pyrolysis chamber, is useless
Old tire carries out pyrolytic reaction and provides required thermal source.Thus, the reaction system using junked tire pyrolysis chamber and radiant tube every
The mode of layer arrangement, in the case of abundant pyrolysis, it effectively prevent junked tire and contacted with radiant tube, prevent radiant tube from grinding
Damage, coking, the service life of radiant tube is extended, improve system operation reliability.
According to specific embodiment of the utility model, the pore area with multiple holes is set on the heat transfer layer, further,
The total open area in the hole accounts for the 20-60% of the heat transfer layer gross area, and the size in the hole is 3-30mm, and the heat transfer layer uses
Readily conduct heat metal material, can realize by heat caused by radiant tube chamber interior fast and efficiently pass to its both sides close to
The pyrolysis chamber, meanwhile, the hole of small size can also reduce the junked tire and semicoke, pyrolysis gas by pore area by the heat
Solution room enters the radiant tube room, in the case of abundant pyrolysis, effectively prevent junked tire and is directly contacted with radiant tube,
Radiant tube abrasion, coking are prevented, the service life of radiant tube is extended, improves system operation reliability.
According to specific embodiment of the utility model, the radiant tube room includes heat accumulation type radiant tube, the heat accumulating type spoke
Penetrate pipe and run through the pyrolysis reactor, also, heat accumulation type radiant tube edge in the short transverse perpendicular to the pyrolysis reactor
The short transverse multi-tier arrangement of the reactor is in the radiant tube chamber interior, in order to which the heat accumulation type radiant tube can produce
Sufficient heat, to provide multi-level, comprehensive heat transfer close to the pyrolysis chamber of its both sides so that the pyrolysis chamber is heated
More uniformly, the radiant heat of the radiant tube room can be made full use of, heating effect is good.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, the pyrolysis in the pyrolysis system
Reactor also includes charging aperture, semicoke outlet and oil gas vent, wherein, the loading hopper passes through the feeder and the charging
Mouth connection, for the junked tire in loading hopper to be added in the pyrolysis reactor；The ceramic filter and the oil
Gas outlet connection, for caused pyrolysis gas after junked tire pyrolysis processing to be discharged into the pyrolysis reactor；The semicoke goes out
Mouth is connected with the semicoke conveying device, for caused semicoke after junked tire pyrolysis processing to be discharged into the pyrolytic reaction
Device.Further, the pyrolysis system also includes gasification furnace 9, the gas outlet of the gasification furnace and the combustion of the heat accumulation type radiant tube
Gas entrance is connected, and the air inlet of the gasification furnace connects with semicoke conveying device, for the semicoke for conveying conveying worm
Product carries out gasification process, obtains gasify gas and lime-ash, and gained gasification gas is used to provide fuel, the lime-ash for radiant tube burning
The gasification furnace is discharged, so as to provide the thermal source of abundance for the radiant tube room, realize the semicoke product recovery of junked tire
Recycle, saved resource.According to specific embodiment of the utility model, the exhanst gas outlet of the heat accumulation type radiant tube with it is described
Waste heat boiler is connected, in order to be received through heat smoke caused by burning inside the heat accumulation type radiant tube in the radiant tube room
Collect in the waste heat boiler, as the thermal source of waste heat boiler, realize the recycling of heat smoke, saved resource.
According to specific embodiment of the utility model, the pyrolysis system is used to handle junked tire, the junked tire
The granularity of particle is below 20mm, in order to which the junked tire can be carried out fully at pyrolysis in the pyrolysis reactor
Reason.Thus, the reaction system can produce substantial amounts of pyrolysis gas product, and caused pyrolysis gas is not diluted in the pyrolysis systems, heat
It is high to solve gas calorific value.According to some specific embodiments of the utility model, the charging aperture is arranged on the roof of the pyrolysis chamber,
Semicoke outlet is arranged on the bottom wall of the pyrolysis chamber, be advantageous to junked tire using self gravitation from top to down along
Pyrolysis chamber slides downwards, and the waste tyre particle is added to each institute from the charging aperture on each pyrolysis chamber's roof
State in pyrolysis chamber, pyrolysis char discharges the reactor from the semicoke outlet in the pyrolysis chamber and radiant tube room bottom wall；
Further, the heat accumulation type radiant tube tube wall temperature control of the multiple radiant tube rooms separated by heat transfer layer is at 550~800 DEG C, institute
State waste tyre particle and stop 10-100 minutes from top to bottom in the reactor, utilize the radiation from two side radiation tube rooms
Heat, the waste tyre particle is heated to 500~600 DEG C.So as to there is chamber interior of the longer time in pyrolysis chamber to fill
Divide heated progress pyrolysis processing, temperature is heated evenly, and pyrolysis effect is good.
B. oil gas caused by pyrolysis discharges reactor by oil gas vent, is entered via ceramic filter in spray column,
Purified treatment is carried out to the oil gas.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, as shown in figure 1, the pyrolysis system
System also includes ceramic filter and spray column.According to specific embodiment of the utility model, one end of the ceramic filter with
The oil gas vent connection, the other end are connected with spray column, in order to which by material, caused pyrolysis gas is discharged after pyrolysis processing
Pyrolysis reactor, then enters to go to dust removal process is carried out in ceramic filter, tentatively filters out the big dust granules of grain size,
Obtain more pure pyrolysis gas；The spray column is connected with the ceramic filter, at through ceramic filter dedusting
Managing obtained pyrolysis gas can be smoothly entered in the spray column, and condensation is washed in spray column, be carried out at Oil-gas Separation
Reason, the tar and pure pyrolysis gas condensed.
C. purified absolute oil gas enters in fuel cartridge through combustion gas air-introduced machine, is stored.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of junked tire, and the pyrolysis system also includes combustion
Gas air-introduced machine 7 and fuel cartridge 8.According to specific embodiment of the utility model, described combustion gas air-introduced machine one end and the spray column
Gas vent connection, the other end is connected with the import of the fuel cartridge, in order to the combustion gas air-introduced machine can quickly, it is efficient
The gaseous matters such as the combustion gas for via the spray column separate after Oil-gas Separation processing are transferred into the fuel cartridge
In；The fuel cartridge is connected with the combustion gas air-introduced machine, in order to which the fuel cartridge can be by gases such as isolated combustion gas
Material is collected.According to specific embodiment of the utility model, the pyrolysis system also includes tar tank 6, the tar tank with
The oil gas vent connection of the spray column, in order to which pyrolysis gas carries out dust removal process, the spray via the ceramic filter
After tower carries out Oil-gas Separation processing, the oily materials such as tar wherein separate, condensation are collected.Thus, the reaction system
Substantial amounts of pyrolysis gas product can be produced, caused pyrolysis gas is not diluted in the pyrolysis systems, and pyrolysis gas calorific value is high, is realized a large amount of
Pyrolysis gas product can reclaim, provide possibility for the recycling of the gas products, turn waste into wealth.
Inventor has found, a kind of thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, takes storage
Hot type radiant tube moving bed process heats below 20mm junked tire, and uniformity of temperature profile, heating effect is good, reaction system knot
Structure is simple, easy to operate；Caused pyrolysis gas is not diluted in the pyrolysis systems, and pyrolysis gas calorific value is high；The pyrolysis systems use
Vertical heater, it is simple in construction, save construction cost and floor space；Material pyrolysis chamber and the mode of radiant tube interlayer arrangement, are filling
In the case of dividing pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking, extend radiant tube
Service life, improve system operation reliability.
Embodiment 1
Junked tire is handled using the thermal storage type moving bed pyrolysis system of junked tire provided by the utility model,
The basic data of the junked tire is shown in Table 1.
Table 1, junked tire basic data
A kind of thermal storage type moving bed pyrolysis system of junked tire provided by the utility model, handled using the reaction system
The above-mentioned junked tire of elementary analysis is carried out in table 1, obtained pyrolysis gas calorific value is up to 5000kcal/m3, quality height；System heat
Transformation efficiency reaches more than 90%；Radiant tube is after application in 5000 hours, no coking, wear phenomenon, service life length.
Pyrolysis system provided by the utility model is described in detail above, embodiment used herein is to this
The principle and embodiment of application are set forth, the explanation of above example be only intended to help understand the present processes and
Its core concept；Meanwhile for those of ordinary skill in the art, according to the thought of the application, in embodiment and answer
With there will be changes in scope, in summary, this specification content should not be construed as the limitation to the application.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the different embodiments or example and the feature of different embodiments or example described in this specification can be entered
Row combines and combination.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (10)
- A kind of 1. thermal storage type moving bed pyrolysis system of junked tire, it is characterised in that including：Loading hopper；Feeder, the feeder are connected with the loading hopper；Pyrolysis reactor, including charging aperture, multiple pyrolysis chambers, multiple radiant tube rooms and oil gas vent, the charging aperture are arranged on On the roof of the pyrolysis chamber, the oil gas vent is arranged on the roof of the pyrolysis chamber and the radiant tube room, and：The inner space of the reactor is separated into more by heat transfer layer, the heat transfer layer vertically through in the reactor Individual chamber, the chamber is used as the multiple pyrolysis chamber and multiple radiant tube rooms, and the pyrolysis chamber and the radiant tube room are handed over For setting；Radiant tube room, including heat accumulation type radiant tube, short transverse multi-tier arrangement of the heat accumulation type radiant tube along the reactor In the radiant tube chamber interior, the heat transfer layer avoids material from directly being contacted with radiant tube, prevents radiant tube abrasion, coking；Material is carried out pyrolysis processing by pyrolysis chamber, the hollow pyrolysis chamber using the radiant heat of the radiant tube room；Ceramic filter, one end of the ceramic filter are connected with the oil gas vent, and the other end is connected with spray column；Spray column, the spray column are connected with the ceramic filter；Tar tank, the tar tank are connected with the spray column；Fuel cartridge, the fuel cartridge are connected with the spray column.
- 2. pyrolysis system according to claim 1, it is characterised in that the hole with multiple holes is set on the heat transfer layer Band.
- 3. pyrolysis system according to claim 2, it is characterised in that the total open area in the hole accounts for the heat transfer layer gross area 20-60%.
- 4. pyrolysis system according to claim 3, it is characterised in that the size in the hole is 3-30mm.
- 5. pyrolysis system according to claim 1, it is characterised in that the heat transfer layer is using the metal material that readily conducts heat.
- 6. according to the pyrolysis system any one of claim 1-5, it is characterised in that further comprise combustion gas air-introduced machine, Wherein, described combustion gas air-introduced machine one end is connected with the outlet of the spray column, and the other end is connected with the import of the fuel cartridge.
- 7. according to the pyrolysis system any one of claim 1-5, it is characterised in that also including gasification furnace, the gasification The gas outlet of stove is connected with the fuel gas inlet of the heat accumulation type radiant tube, the air inlet and semicoke conveying device of the gasification furnace Connection.
- 8. according to the pyrolysis system any one of claim 1-5, it is characterised in that described useless also including waste heat boiler Heat boiler is connected with the exhanst gas outlet of the heat accumulation type radiant tube.
- 9. according to the pyrolysis system any one of claim 1-5, it is characterised in that the loading hopper passes through the charging Device is connected with the charging aperture.
- 10. according to the pyrolysis system any one of claim 1-5, it is characterised in that further comprise that semicoke exports, institute State semicoke outlet to be arranged on the bottom wall of the pyrolysis chamber and the radiant tube room, the semicoke outlet fills with semicoke conveying Put connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720330940.6U CN207121575U (en) | 2017-03-31 | 2017-03-31 | A kind of thermal storage type moving bed pyrolysis system of junked tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720330940.6U CN207121575U (en) | 2017-03-31 | 2017-03-31 | A kind of thermal storage type moving bed pyrolysis system of junked tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207121575U true CN207121575U (en) | 2018-03-20 |
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ID=61614297
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|---|---|---|---|
| CN201720330940.6U Expired - Fee Related CN207121575U (en) | 2017-03-31 | 2017-03-31 | A kind of thermal storage type moving bed pyrolysis system of junked tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207121575U (en) |
-
2017
- 2017-03-31 CN CN201720330940.6U patent/CN207121575U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A regenerative moving bed pyrolysis system for waste tires Effective date of registration: 20200812 Granted publication date: 20180320 Pledgee: HUAFENG METEOROLOGICAL MEDIA GROUP Co.,Ltd. Pledgor: BEIJING SHENWU POWER TECHNOLOGY Co.,Ltd. Registration number: Y2020990000945 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180320 Termination date: 20210331 |