CN109207180A - Waste tire continuous pyrolysis furnace - Google Patents
Waste tire continuous pyrolysis furnace Download PDFInfo
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- CN109207180A CN109207180A CN201811399034.7A CN201811399034A CN109207180A CN 109207180 A CN109207180 A CN 109207180A CN 201811399034 A CN201811399034 A CN 201811399034A CN 109207180 A CN109207180 A CN 109207180A
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- China
- Prior art keywords
- boiler tube
- connect
- graphite annulus
- seal ring
- waste tire
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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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- 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
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/28—Other processes
- C10B47/30—Other processes in rotary ovens or retorts
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Gasification And Melting Of Waste (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The present invention relates to a kind of waste tire continuous pyrolysis furnaces, which is characterized in that including feeding mechanism, sealing mechanism, pyrolysis furnace body, transmission mechanism and tapping channel；Being pyrolyzed furnace body includes boiler tube and combustion chamber；The front end of boiler tube is higher than the rear end of boiler tube；Transmission mechanism is connect with boiler tube, and transmission mechanism is for driving boiler tube to rotate；The junction of the junction of feeding mechanism and boiler tube, boiler tube and tapping channel is respectively equipped with sealing mechanism；Sealing mechanism includes boiler tube cover, stationary seal ring, graphite annulus, graphite annulus fixing seat and rotary packing ring, one end of boiler tube cover package boiler tube, one end of stationary seal ring is connect with boiler tube cover, one end of graphite annulus is fixed in graphite annulus fixing seat, the other end of graphite annulus and the other end of stationary seal ring fit closely, and graphite annulus fixing seat is fixed on rotary packing ring.Waste tire continuous pyrolysis furnace proposed by the present invention ensures sealing of the boiler tube under rotation or stationary state.
Description
Technical field
The present invention relates to solid wastes recycling processing technology field more particularly to a kind of waste tire continuous pyrolysis furnaces.
Background technique
With the rapid development of society, China's car ownership rapid growth, the waste tire quantity thus generated every year
Also in rapid growth.Waste tire is known as black pollution again, belongs to high polymer elastic solid waste, because it is with extremely strong
Slightly solubility, heat resistance, resistance to Biodegradable, mechanical resistant abrasiveness, so the waste tire abandoned under natural environment is very difficult
It is degraded.The waste tire of bulk deposition not only occupies a large amount of land resource under outdoor situation, but also easily breeds mosquito
Worm causes serious pollution to ecological environment.
1 ton of tire of every production about uses 3 tons of petroleum as raw material, so recycling waste tire carries out at recycling recycling
Reason can not only eliminate waste tire and accumulate brought environment hidden danger for a long time, but also can generate new available resources.
The industrialization of China's waste tire recycles the method used and has at present: tyre rebuilding, production reclaimed rubber or glue
Powder, pyrolysis recovery processing.Wherein the pyrolysis processing of waste tire refers under the atmospheric condition of anaerobic or anoxic, utilizes high temperature
The organic principles such as synthetic rubber and the natural rubber in waste tire are made to be pyrolyzed chain rupture, the volatile products of generation can be used as high fever
It is worth fuel to use, can not only effectively eliminates the pollution of waste tire bring, thermal decomposition product also can overcome the disadvantages that current petrochemical industry energy
The deficiency in source.
But current waste tire continuous pyrolysis equipment haves the defects that many in pyrolysis atmosphere maintenance, is not only difficult to
The recycling quality and recovery efficiency for promoting waste tire thermal decomposition product also will increase the risk of pyrolysis atmosphere leakage, to equipment and
The safety of operator causes adverse effect.
Therefore, it needs to invent a kind of waste tire pyrolysis oven that sealing performance is more excellent, guarantees equipment in waste tire heat
Dynamic sealing effect when technique continuous operation is solved, the quality of thermal decomposition product is promoted, improves pyrolysis production efficiency.
Summary of the invention
The technical problems to be solved by the present invention are: how to ensure the dynamic sealing effect of waste tire continuous pyrolysis furnace.
In order to solve the above technical problems, the invention proposes a kind of waste tire continuous pyrolysis furnaces.
The present invention proposes a kind of waste tire continuous pyrolysis furnace, which is characterized in that including feeding mechanism, sealing mechanism, heat
Solve furnace body, transmission mechanism and tapping channel；
The pyrolysis furnace body includes boiler tube and combustion chamber, and the front end of the boiler tube is connect with the feeding mechanism, described
The rear end of boiler tube passes through the combustion chamber and connect with the tapping channel；After the front end of the boiler tube is higher than the boiler tube
End；
The transmission mechanism is connect with the boiler tube, and the transmission mechanism is for driving the boiler tube to rotate；
The feeding mechanism is respectively equipped with the junction of the boiler tube, the junction of the boiler tube and the tapping channel
The sealing mechanism；The sealing mechanism includes boiler tube cover, stationary seal ring, graphite annulus, graphite annulus fixing seat and rotary packing ring, institute
It states boiler tube cover to be fixed on the feeding mechanism or the tapping channel, the boiler tube cover wraps up one end of the boiler tube, described
One end of stationary seal ring is connect with the boiler tube cover, and the inner surface of the stationary seal ring is connect with the outer surface of the boiler tube, institute
The one end for stating graphite annulus is fixed in the graphite annulus fixing seat, and the other end of the graphite annulus is another with the stationary seal ring
End fits closely, the graphite annulus fixing seat is fixed on the rotary packing ring, the graphite annulus, the graphite annulus fixing seat
The inner surface of inner surface and the rotary packing ring is connect with the outer surface of the boiler tube respectively.
Preferably, the stationary seal ring be hollow structure, the one of the stationary seal ring fitted closely with the graphite annulus
End opening is simultaneously connected to the hollow structure；The outer surface of the stationary seal ring offers hole, and the hole is used for stationary seal ring
Hollow structure in be passed through inert gas；
Open at one end, the opening covering institute of the graphite annulus of the graphite annulus fitted closely with the stationary seal ring
State the opening of stationary seal ring.
It preferably, further include cooling body, the boiler tube between the feeding mechanism and the combustion chamber is equipped with institute
The boiler tube stated between cooling body and/or the combustion chamber and the tapping channel is equipped with the cooling body.
Preferably, the feeding mechanism includes feeding-passage, transmission channel, first motor and screw bearing, the charging
Channel is connected to the side of the transmission channel, and one end of the transmission channel is connect with one end of the boiler tube, the transmission
The other end in channel is connect with the first motor, and the first motor is connect with the screw bearing, the screw bearing position
In in the transmission channel, the screw bearing is for pushing to material in the boiler tube.
Preferably, the top of the feeding-passage is equipped with upper layer pneumatic gate valve, the bottom end of the feeding-passage is equipped with down
Layer pneumatic gate valve is charging transitional storehouse between the upper layer pneumatic gate valve and lower layer's pneumatic gate valve.
It preferably, further include elevating mechanism, the elevating mechanism is set to the bottom of the pyrolysis furnace body, the elevator
Structure includes furnace body rotation seat and furnace body upgrade block, and the furnace body rotation seat and the furnace body upgrade block are located at the pyrolysis oven
The both ends of ontology, for adjusting the gradient of the boiler tube.
Preferably, the transmission mechanism includes driving wheel, preceding support roller, rear support roller and the second motor, the driving wheel, described
Preceding support roller and the rear support roller are connect with the boiler tube respectively, and the preceding support roller is set to the front end of the boiler tube, the rear support roller
Set on the rear end of the boiler tube, the driving wheel and second motor are set between the preceding support roller and the rear support roller, institute
Driving wheel is stated to connect with second motor.
Preferably, the tapping channel is equipped with pyrolysis gas outlet and pyrolysis residue exports, the pyrolysis gas outlet and pyrolysis gas
Recovering mechanism connection, the pyrolysis residue outlet are connect with sealing cooler bin.
It preferably, further include flat car, the institute of the sealing mechanism of the junction of the feeding mechanism and the boiler tube
It states boiler tube cover to be fixed on the flat car, the flat car preferably offers card slot, and the boiler tube cover is arranged in the card slot
It is interior.
It preferably, further include balance weight mechanism, the balance weight mechanism is connect with the right end of the flat car.
The beneficial effect of the present invention compared with the prior art, which includes: material, enters boiler tube from feeding mechanism, and transmission mechanism drives
Dynamic boiler tube rotation, combustion chamber furnace tubing, pyrolisis of tires, so that the tire in boiler tube is heated evenly, pyrolysis is abundant, obtained production
Object is excluded from the discharging mechanism that connect with boiler tube, the junction of the feeding mechanism and the boiler tube, the boiler tube and it is described go out
The junction in material channel is respectively equipped with the sealing mechanism；Sealing mechanism ensures the sealing effect at boiler tube both ends, the sealing mechanism
Including boiler tube cover, stationary seal ring, graphite annulus, graphite annulus fixing seat and rotary packing ring, the boiler tube cover is fixed on the charger
On structure or the tapping channel, the boiler tube cover wraps up one end of the boiler tube, one end of the stationary seal ring and the boiler tube
Cover connection, the inner surface of the stationary seal ring are connect with the outer surface of the boiler tube, and one end of the graphite annulus is fixed on described
In graphite annulus fixing seat, the other end of the graphite annulus and the other end of the stationary seal ring are fitted closely, and the graphite annulus is solid
Reservation is fixed on the rotary packing ring, the graphite annulus, the inner surface of the graphite annulus fixing seat and the rotary packing ring
Inner surface is connect with the outer surface of the boiler tube respectively, boiler tube rotate when, rotary packing ring, graphite annulus fixing seat and graphite annulus with
Boiler tube rotates together, and graphite annulus fits closely the cooperation that cooperates with stationary seal ring, and graphite annulus itself has good lubricity, works as furnace
Stationary seal ring and graphite annulus contact rubbing surface, which do not need addition lubricating oil, when pipe operates also can guarantee that good lubricating status is reduced
Frictional dissipation is conducive to extend the service life of sealing device, while the front end of boiler tube is higher than the rear end of the boiler tube, this to incline
Boiler tube under ramp-like state ensures that stationary seal ring is bonded toward the fitting of graphite annulus direction or graphite annulus toward stationary seal ring direction, really
The tightness degree for protecting the two, ensures that sealing of the boiler tube under rotation or stationary state.
Detailed description of the invention
The features and advantages of the present invention will be more clearly understood by referring to the accompanying drawings, and attached drawing is schematically without that should manage
Solution is carries out any restrictions to the present invention, in the accompanying drawings:
Fig. 1 is the structural schematic diagram of waste tire continuous pyrolysis furnace in the embodiment of the present invention.
Fig. 2 is the structural schematic diagram of sealing mechanism in the embodiment of the present invention.
Fig. 3 is the stationary seal ring of sealing mechanism and the partial enlarged view of rotary packing ring junction in the embodiment of the present invention.
Description of symbols: 1, feeding mechanism；11, feeding-passage；111, upper layer pneumatic gate valve；112, lower layer pneumatically inserts
Plate valve；113, transitional storehouse is fed；12, transmission channel；13, first motor；14, screw bearing；15, nitrogen replaceable equipment；21, furnace
Shroud；22, stationary seal ring；23, graphite annulus；24, graphite annulus fixing seat；25, rotary packing ring；26, bolt；27, reinforcing rib；3, hot
Solve furnace body；31, boiler tube；32, combustion chamber；321, burner；322, shell；41, driving wheel；42, preceding support roller；43, the second electricity
Machine；44, rear support roller；5, tapping channel；51, pyrolysis gas outlet；52, pyrolysis residue exports；6, cooling body；71, furnace body rotation seat；
72, furnace body upgrade block；8, flat car；91, pouring weight；92, traction rope；93, bracket；94, pulley；10, mounting platform；101, it operates
Platform；102, guardrail；103, support frame.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
In conjunction with Fig. 1-3, the present embodiment proposes a kind of waste tire continuous pyrolysis furnace, including feeding mechanism 1, sealing mechanism,
It is pyrolyzed furnace body 3, transmission mechanism and tapping channel 5；
The pyrolysis furnace body includes boiler tube 31 and combustion chamber 32, and the front end of boiler tube 31 is connect with feeding mechanism 1, boiler tube 31
Rear end pass through and combustion chamber 32 and connect with tapping channel 5；The front end of boiler tube 31 is higher than the rear end of boiler tube 31；
The transmission mechanism is connect with boiler tube 31, and the transmission mechanism is for driving boiler tube 31 to rotate；
The junction of the junction of feeding mechanism 1 and boiler tube 31, boiler tube 31 and tapping channel 5 is respectively equipped with the sealer
Structure；The sealing mechanism includes boiler tube cover 21, stationary seal ring 22, graphite annulus 23, graphite annulus fixing seat 24 and rotary packing ring 25, furnace
Shroud 21 is fixed on feeding mechanism 1 or tapping channel 5, and boiler tube cover 21 wraps up one end of boiler tube 31, one end of stationary seal ring 22
It is connect with boiler tube cover 21, the inner surface of stationary seal ring 22 is connect with the outer surface of boiler tube 31, and stone is fixed in one end of graphite annulus 23
In black ring fixing seat 24, the other end of the other end and stationary seal ring 22 of graphite annulus 23 is fitted closely, and graphite annulus fixing seat 24 is solid
Due on rotary packing ring 25, the inner surface of graphite annulus 23, the inner surface of graphite annulus fixing seat 24 and rotary packing ring 25 respectively with furnace
The outer surface of pipe 31 connects.
Graphite annulus itself has good lubricity, and when being pyrolyzed furnace body operating, stationary seal ring is contacted with graphite annulus and rubbed
Wiping face, which does not need addition lubricating oil, also can guarantee that good lubricating status reduces friction loss, and be conducive to extend making for sealing device
With the service life, while graphite high temperature resistance is good, is conducive to using the technique production requirement under various temperature conditions.
It should be noted that combustion chamber 32 is provided with several burners 321, by fuel combustion come furnace tubing 31, institute
Stating fuel can be used purified fixed gas in natural gas or pyrolysis gas, the flue gas that the combustion chamber generates during heating
It can collect and be delivered to exhaust treatment system and focused on.On the basis of the above embodiments, the combustion chamber in the present embodiment
32 go back shell 322, and burner 321 is set to the bottom of shell 322, and burner 321 is used for furnace tubing 31.Further, shell
It is provided with refractory insulation material layer on 322 inner walls, realizes to the good heat preservation effect of the boiler tube of pyrolysis section, heat is avoided to leak,
Realize the energy-saving and emission-reduction of equipment.
It should be noted the portions such as feeding mechanism, pyrolysis furnace body, discharging mechanism, the transmission mechanism in the present embodiment
Part is fixed on mounting platform 10 by support frame.
On the basis of the above embodiments, the stationary seal ring 22 in the present embodiment is hollow structure, close with graphite annulus 23
The stationary seal ring 22 of fitting open at one end is simultaneously connected to the hollow structure；The outer surface of stationary seal ring 22 offers hole, institute
Hole is stated for being passed through inert gas into the hollow structure of stationary seal ring；
Open at one end, the opening covering stationary seal ring of graphite annulus 23 of the graphite annulus 23 fitted closely with stationary seal ring 22
22 opening.By being passed through inert gas to stationary seal ring 22, inert gas can also pass through the opening of graphite annulus 23, lead to
It crosses inert protective gas and stablizes the positive pressure for forming a protective gas in the space for being passed through and being connected to it, can avoid the gas in boiler tube
Body leakage, enhances the sealing effect of the sealing mechanism of waste tire continuous pyrolysis furnace of the invention.
On the basis of the above embodiments, the present embodiment further includes cooling body 6, between feeding mechanism 1 and combustion chamber 32
Boiler tube 31 be equipped with boiler tube 31 between cooling body 6 and/or combustion chamber 32 and tapping channel 5 and be equipped with cooling body 6.
The cooling body uses water-cooling jacket structure.Cooling body between the feeding mechanism and the combustion chamber can be to avoid furnace
Pipe at work conducts high temperature to feeding mechanism, reduces adverse effect of the temperature to the equipment of feeding mechanism, the combustion chamber
Cooling body between the tapping channel can accelerate the cooling velocity for being pyrolyzed material, improve production efficiency.
On the basis of the above embodiments, the feeding mechanism 1 in the present embodiment include feeding-passage 11, transmission channel 12,
First motor 13 and screw bearing 14, feeding-passage 11 are connected to the side of transmission channel 12, one end of transmission channel 12 and furnace
One end of pipe 31 connects, and the other end of transmission channel 12 is connect with first motor 13, and first motor 13 is connect with screw bearing 14,
Screw bearing 14 is located in transmission channel 12, and screw bearing 14 is for pushing to material in boiler tube 31.Material is from feeding-passage
Transmission channel is entered to, drives screw bearing to push to material in boiler tube by first motor, because first motor is set to transmission
The port in channel prevents air from entering boiler tube by transmission channel while, it can be achieved that pushing material.First in the present embodiment
Motor is charging decelerating motor.
On the basis of the above embodiments, the top of the feeding-passage 11 in the present embodiment is equipped with upper layer pneumatic gate valve
111, the bottom end of feeding-passage 11 is equipped with lower layer's pneumatic gate valve 112, upper layer pneumatic gate valve 111 and lower layer's pneumatic gate valve
It is charging transitional storehouse 113 between 112.When material enters transmission channel from the top of feeding-passage, the pneumatic plate in upper layer is first opened
Valve, material close upper layer pneumatic gate valve after entering to the charging transitional storehouse of feeding-passage, open lower layer's pneumatic gate valve later,
Material enters transmission channel, communicates so as to avoid transmission channel with ambient atmosphere, largely avoids air and enters to
In transmission channel, only entered in transmission channel by the air that material is brought into a little.
On the basis of the above embodiments, the feeding-passage 11 in the present embodiment is additionally provided with nitrogen replaceable equipment 15, nitrogen
Displacement apparatus 15 is connect with charging transitional storehouse 113, and nitrogen replaceable equipment 15 is used to carry out vacuumizing displacement to charging transitional storehouse 113
Cleaning.Nitrogen replaceable equipment, which will feed transitional storehouse, which carries out vacuumize process, to remove the air brought into material, thus real
Now thoroughly air is avoided to enter to material-feeding mechanism.It is equal that the nitrogen replaceable equipment cleans the air displaced and pyrolysis atmosphere etc.
Collection is delivered to pyrolysis gas recovering mechanism and is focused on, and avoids adversely affecting operator and equipment.It is described
Nitrogen replaceable equipment, upper layer pneumatic gate valve and lower layer's pneumatic gate valve can be programmed automatic control by electric control system
System, while being also equipped with sensor and carrying out induction monitoring.
On the basis of the above embodiments, the present embodiment further includes elevating mechanism, and the elevating mechanism is set to the pyrolysis
The bottom of furnace body 3, the elevating mechanism include furnace body rotation seat 71 and furnace body upgrade block 72, and furnace body rotation seat 71 and furnace body mention
72 both ends for being located at pyrolysis furnace body 3 are seated up, for adjusting the gradient of boiler tube 31.In the present embodiment, furnace body upgrade block
72 are set to the front end of pyrolysis furnace body 3, and furnace body rotation seat 71 is set to the rear end of pyrolysis furnace body 3, hydraulic pressure lift furnace body upgrade block
Burner part is turned up, the cooperation of furnace body rotation seat 71 adjusts the gradient of furnace body together, to adjust the pyrogen in boiler tube 31
The material conveying speed of service.In addition, can also by charging decelerating motor (i.e. first motor) and the second motor revolving speed come control into
Expect the speed of speed and boiler tube rotation.The furnace body upgrade block of the front end can by hydraulic power by the front end of boiler tube push up to ground
Face is at an angle, and the angle of promotion can be configured adjusting by graduation apparatus, and the furnace body rotation seat of boiler tube rear end is
Hinge type structure, when the upgrade block of front end occurs to be promoted or declined, the top half of rotation seat, which can cooperate, carries out angle turn
It is dynamic, so that the Slope angle adjustment of pyrolysis furnace body is realized, in order to be adapted to different pyrolytic process adjustment.
On the basis of the above embodiments, it is provided with lifting blade in the boiler tube 31 in the present embodiment, in the mistake of boiler tube rotation
Waste tire material can uniformly be raised, avoid its bonding by Cheng Zhong.Anaerobic atmosphere of the waste tire material in the boiler tube
It is heated pyrolysis, generates pyrolysis gas and pyrolysis residue.On the basis of the above embodiments, the transmission mechanism packet in the present embodiment
Include driving wheel 41, preceding support roller 42, rear support roller 44 and the second motor 43, driving wheel 41, preceding support roller 42 and rear support roller 44 respectively with furnace
Pipe 31 connects, and preceding support roller 42 is set to the front end of boiler tube 31, and rear support roller 44 is set to the rear end of boiler tube 31, driving wheel 41 and the second motor
43 are set between preceding support roller 42 and rear support roller 44, and driving wheel 41 is connect with the second motor 43.Support roller and driving wheel are before and after boiler tube
The rotation of boiler tube provides supporting point, while the second motor provides power for the rotation of boiler tube, and revolving speed is adjustable.In the present embodiment
The second motor be support roller decelerating motor.
On the basis of the above embodiments, the tapping channel 5 in the present embodiment is equipped with pyrolysis gas outlet 51 and pyrolysis residue goes out
Mouth 52, pyrolysis gas outlet 51 is connect with pyrolysis gas recovering mechanism, and pyrolysis residue outlet 52 is connect with sealing cooler bin.The present embodiment
In, pyrolysis gas is discharged rapidly from the pyrolysis gas outlet at the top of tapping channel, and into pyrolysis gas recovering mechanism, pyrolysis residue is with boiler tube
Lasting rotation is exported from the lower part slag charge of tapping channel and is discharged after cooling body is tentatively cooling, into sealing cooler bin into one
Discharging is completed after step is cooling.
On the basis of the above embodiments, the present embodiment further includes flat car 8, the junction of feeding mechanism 1 and boiler tube 31
The boiler tube cover 21 of the sealing mechanism be fixed on flat car 8, flat car 8 preferably offers card slot, and boiler tube cover 21 is arranged in
In the card slot.When boiler tube thermally expands under the high temperature conditions, flat car can be automatically adjusted to suitable position, avoid
Equipment is lost caused by boiler tube is squeezed and deformed because of expansion, and furthermore the front end of boiler tube is higher than its rear end, when boiler tube rotation loosens,
Under gravity, flat car, which moves forward, ensures fitting closely for stationary seal ring and graphite annulus, and boiler tube cover is stuck on flat car, is had
It is moved together conducive to flat car.
On the basis of the above embodiments, the present embodiment further includes balance weight mechanism, the right side of the balance weight mechanism and flat car 8
End connection.When boiler tube rotation loosens, above-mentioned balance weight mechanism pulls flat car forward, and entire boiler tube cover is together with stationary seal ring
It is fitted closely to graphite annulus, while guaranteeing the leakproofness of entire pyrolysis oven, also realizes graphite annulus and stationary seal ring contact surface
Each section pressure uniformity is avoided since anchor ring unbalance stress causes sealing ring deformation to cause to accelerate to be lost.
On the basis of the above embodiments, balance weight mechanism described in the present embodiment includes pouring weight 91, traction rope 92 and support
Part；One end of traction rope 92 is connect with the right end of flat car 8, and flat car 8 is located on the supporting element, the other end of traction rope 92
Lower section across the supporting element is connect with pouring weight 92, and pouring weight 92 is located at the left end of boiler tube cover 21.Work of the traction rope in supporting element
The position that pouring weight is changed under, the pouring weight positioned at the left end of boiler tube cover draw in the direction of boiler tube cover toward side where graphite annulus more
Tightly, the frictional force for being conducive to enhance the rubbing surface that stationary seal ring is contacted with graphite annulus is more advantageous to enhancing waste tire Continuous Heat
Solve the leakproofness of furnace.So that stationary seal ring is withstood graphite annulus by the strength of pouring weight, guarantees that it is fitted closely in real time, it will not be because of heat
Solve furnace body operating and heating and cause gap to generate, avoid having an adverse effect to pyrolysis oven overall tightness.
On the basis of the above embodiments, supporting element described in the present embodiment includes bracket 93 and multiple pulleys 94, multiple
Pulley 94 is respectively arranged on the side and bottom surface of bracket 93, and flat car 8 is located on bracket 93, and the other end of traction rope is successively worn
The multiple pulleys 94 for crossing the side and bottom surface that are installed on bracket 93 are connect with pouring weight, and pouring weight 91 is located at the lower section of bracket 93.Pulley
The direction of traction rope is changed, and there is supporting role to traction rope, so as to which pouring weight is fixed on branch by traction rope
The lower section of frame, flat car is tensed, i.e., tenses boiler tube cover toward the direction of graphite annulus.Bracket 93 in the present embodiment is set to installation
The bottom of platform 10 offers through-hole on mounting platform 10, and the other end and flat car of traction rope are connected and through the through-hole,
It is connect around pulley 94 with pouring weight 91.
Personnel observe operation and inspect periodically for ease of operation, and on the basis of the above embodiments, the present embodiment is equipped with
Operating platform 101, operating platform 101 are set to the front end of feeding mechanism 1 and the rear end of tapping channel 5.In order to facilitate the operation of personnel
Safety in production and protection be provided ensure, between operating platform 101 and feeding mechanism 1 and operating platform 101 and discharging it is logical
Guardrail 102 is equipped between road 5, the bottom of guardrail 102 is equipped with support frame 103.
On the basis of the above embodiments, graphite annulus fixing seat 24 is fixed on rotary packing ring by bolt 26 in the present embodiment
On 25.Using this dismountable connection type of bolt, easy to repair and replacement.
On the basis of the above embodiments, reinforcing rib 27 is equipped in the present embodiment between rotary packing ring 25 and boiler tube 31.When
When balance weight mechanism pulls boiler tube cover to fit closely, reinforcing rib can enhance the anti-deformation effects of rotary packing ring, enhancing sealing dress
The stability set.
On the basis of the above embodiments, traction rope 92 includes steel cable in the present embodiment.The rigid of steel cable is big, uses
Service life is long, is not easy to be pulled off.
On the basis of the above embodiments, one end of graphite annulus fixing seat 24 opens up fluted, graphite annulus in the present embodiment
23 one end is fixed in the groove.This connection type will not cause any destruction or damage to graphite annulus, be conducive to prolong
The service life of long graphite annulus.
Feeding mechanism, sealing mechanism and discharging mechanism cooperation maintain furnace in waste tire continuous pyrolysis furnace proposed by the present invention
Waste tire Non-oxygen pyrolytic atmosphere in managing, while being also possible to prevent the gas that pyrolysis generates and leaking in air, be conducive to be promoted
The safety of the thermal decomposition product quality and production efficiency of waste tire pyrolysis oven, equipment and operator cause adverse effect, solve
Problem present in waste tire continuous pyrolysis technique at present.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Each technical characteristic of embodiment described above can carry out arbitrarily
Combination, for simplicity of description, it is not all possible to each technical characteristic in above-described embodiment combination be all described, so
And as long as there is no contradiction in the combination of these technical features, it all should be considered as described in this specification.
Claims (10)
1. a kind of waste tire continuous pyrolysis furnace, which is characterized in that including feeding mechanism, sealing mechanism, pyrolysis furnace body, transmission
Mechanism and tapping channel；
The pyrolysis furnace body includes boiler tube and combustion chamber, and the front end of the boiler tube is connect with the feeding mechanism, the boiler tube
Rear end pass through and the combustion chamber and connect with the tapping channel；The front end of the boiler tube is higher than the rear end of the boiler tube；
The transmission mechanism is connect with the boiler tube, and the transmission mechanism is for driving the boiler tube to rotate；
The junction of the junction of the feeding mechanism and the boiler tube, the boiler tube and the tapping channel is respectively equipped with described
Sealing mechanism；The sealing mechanism includes boiler tube cover, stationary seal ring, graphite annulus, graphite annulus fixing seat and rotary packing ring, the furnace
Shroud is fixed on the feeding mechanism or the tapping channel, and the boiler tube cover wraps up one end of the boiler tube, described quiet close
One end of seal ring is connect with the boiler tube cover, and the inner surface of the stationary seal ring is connect with the outer surface of the boiler tube, the stone
One end of Mo Huan is fixed in the graphite annulus fixing seat, and the other end of the graphite annulus and the other end of the stationary seal ring are tight
Closely connected conjunction, the graphite annulus fixing seat are fixed on the rotary packing ring, the interior table of the graphite annulus, the graphite annulus fixing seat
The inner surface of face and the rotary packing ring is connect with the outer surface of the boiler tube respectively.
2. waste tire continuous pyrolysis furnace according to claim 1, which is characterized in that the stationary seal ring is hollow knot
Structure, the stationary seal ring fitted closely with the graphite annulus open at one end are simultaneously connected to the hollow structure；It is described quiet close
The outer surface of seal ring offers hole, and the hole is for being passed through inert gas into the hollow structure of stationary seal ring；
The graphite annulus fitted closely with the stationary seal ring it is open at one end, the opening covering of the graphite annulus is described quiet
The opening of sealing ring.
3. waste tire continuous pyrolysis furnace according to claim 1, which is characterized in that further include cooling body, it is described into
Expect that the boiler tube between mechanism and the combustion chamber is equipped with the cooling body and/or the combustion chamber and the discharging
The boiler tube between channel is equipped with the cooling body.
4. waste tire continuous pyrolysis furnace according to claim 1, which is characterized in that the feeding mechanism includes that charging is logical
Road, transmission channel, first motor and screw bearing, the feeding-passage are connected to the side of the transmission channel, the transmission
The one end in channel is connect with one end of the boiler tube, and the other end of the transmission channel is connect with the first motor, and described
One motor is connect with the screw bearing, and the screw bearing is located in the transmission channel, and the screw bearing is used for object
Material pushes in the boiler tube.
5. waste tire continuous pyrolysis furnace according to claim 4, which is characterized in that the top of the feeding-passage is equipped with
Upper layer pneumatic gate valve, the feeding-passage bottom end be equipped with lower layer's pneumatic gate valve, the upper layer pneumatic gate valve with it is described
It is charging transitional storehouse between lower layer's pneumatic gate valve.
6. waste tire continuous pyrolysis furnace according to claim 1, which is characterized in that it further include elevating mechanism, the liter
Descending mechanism is set to the bottom of the pyrolysis furnace body, and the elevating mechanism includes furnace body rotation seat and furnace body upgrade block, the furnace
Body rotation seat and the furnace body upgrade block are located at the both ends of the pyrolysis furnace body, for adjusting the inclination of the boiler tube
Degree.
7. waste tire continuous pyrolysis furnace according to claim 1, which is characterized in that the transmission mechanism includes transmission
Wheel, preceding support roller, rear support roller and the second motor, the driving wheel, the preceding support roller and the rear support roller connect with the boiler tube respectively
Connect, the preceding support roller be set to the boiler tube front end, it is described after support roller be set to the boiler tube rear end, the driving wheel with it is described
Second motor is set between the preceding support roller and the rear support roller, and the driving wheel is connect with second motor.
8. waste tire continuous pyrolysis furnace according to claim 1, which is characterized in that the tapping channel is equipped with pyrolysis gas
Outlet and pyrolysis residue outlet, the pyrolysis gas outlet are connect with pyrolysis gas recovering mechanism, and the pyrolysis residue outlet is cooled down with sealing
Case connection.
9. waste tire continuous pyrolysis furnace according to claim 1, which is characterized in that it further include flat car, the charging
The boiler tube cover of the sealing mechanism of the junction of mechanism and the boiler tube is fixed on the flat car, the flat car
It is preferred that offering card slot, the boiler tube cover is arranged in the card slot.
10. waste tire continuous pyrolysis furnace according to claim 9, which is characterized in that it further include balance weight mechanism, it is described to match
Heavy-duty machine structure is connect with the right end of the flat car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811399034.7A CN109207180A (en) | 2018-11-22 | 2018-11-22 | Waste tire continuous pyrolysis furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811399034.7A CN109207180A (en) | 2018-11-22 | 2018-11-22 | Waste tire continuous pyrolysis furnace |
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| CN109207180A true CN109207180A (en) | 2019-01-15 |
Family
ID=64993667
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| CN201811399034.7A Pending CN109207180A (en) | 2018-11-22 | 2018-11-22 | Waste tire continuous pyrolysis furnace |
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Application publication date: 20190115 |