CN103060013A - Continuous gasifying and cracking multi-effect furnace for plastic recycling - Google Patents

Continuous gasifying and cracking multi-effect furnace for plastic recycling Download PDF

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Publication number
CN103060013A
CN103060013A CN201310016317XA CN201310016317A CN103060013A CN 103060013 A CN103060013 A CN 103060013A CN 201310016317X A CN201310016317X A CN 201310016317XA CN 201310016317 A CN201310016317 A CN 201310016317A CN 103060013 A CN103060013 A CN 103060013A
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China
Prior art keywords
heater
slag
tubular body
plastics
burner
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CN201310016317XA
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Chinese (zh)
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刘国田
张大鹏
李振衡
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WEIFANG JINSIDA ENVIRONMENT ENGINEERING Co Ltd
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WEIFANG JINSIDA ENVIRONMENT ENGINEERING Co Ltd
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Priority to CN201310016317XA priority Critical patent/CN103060013A/en
Publication of CN103060013A publication Critical patent/CN103060013A/en
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Abstract

The invention discloses a continuous gasifying and cracking multi-effect furnace for plastic recycling, which comprises a base, a kiln cylinder, a tailings burner and a rotationally arranged cylindrical furnace body. The furnace makes the best of energy of plastics to gasify and crack plastics. The cracking and gasifying process comprises the following steps of: firstly, cracking the plastics at the upper part of the cylindrical furnace body, and cracking to generate gas-state crude oil; secondly, gasifying highly carbonic slag generated by cracking at the lower part of the cylindrical furnace body, and further extracting the energy in the plastics; and finally, feeding the slag generated by gasifying into the tailings burner for completely burning, and using heat energy generated by the tailings burning to provide the needed energy for the plastic cracking. According to the invention, through cracking, gasifying and burning, the needed energy for the plastic processing is automatically performed through internal circulation, the plastics are changed into products such as crude oil and combustible gas and the processed final residues are changed into ash. The continuous gasifying and cracking multi-effect furnace processes the plastics thoroughly, so that the damage to the environment caused by the wasted plastics is solved completely.

Description

Plastics resource utilization continuous gasification cracking multiple-effect stove
Technical field
The present invention relates to a kind of Waste plastic treatment apparatus, relate in particular to a kind of equipment with plastics continuous gasification and cracking.
Background technology
The most of plastic cracking still that adopts of the plastic cracking device of prior art, its shortcoming is: 1. can not produce continuously, the post-heating cracking is finished in filling, cooling cracking still after cracking is finished is removed cinder, and then again filling, cracking still repeats the working process cooling off-heat-cool off-reheat, wasted a large amount of energy, the cracking cost is higher, and lysis efficiency is lower; 2. the cinder temperature after cracking is finished is higher, needs the rear landfill disposal of cooling, and the waste heat of cinder can not be fully utilized, and contains higher fuel value in the cinder, because cinder is Powdered, is not further burnt, and makes the processing of plastics not thorough; 3. the capacity of plastics is larger in the plastic cracking still, can't stir, and causes bed permeability poor, and scission reaction is inhomogeneous, and the time of scission reaction is longer, and cracking is not thorough; 4. the plastic cracking still needs other boiler that heat energy is provided, and causes whole cracking system facility investment huge, consumes a large amount of coal resources, and system operation cost is high.
Summary of the invention
Technical problem to be solved by this invention provides a kind of plastics self energy continuous gasification, continuous cracking and comparatively thoroughly plastics resource utilization continuous gasification cracking of reaction multiple-effect stove of utilizing.
For solving the problems of the technologies described above, technical scheme of the present invention is: plastics resource utilization continuous gasification cracking multiple-effect stove, comprise pedestal, be installed with the kiln cylinder on the described pedestal, be provided with in the described kiln cylinder and pass described kiln cylinder and the tubular body of heater of two-end part outside described kiln cylinder, described tubular tilting furnace arranges, and riding wheel apparatus and body of heater rotating driving device are installed between described tubular body of heater and the described pedestal; Be installed with the charging air-out apparatus that cooperates with described tubular body of heater upper end on the described pedestal, be provided with upper sealing device between described charging air-out apparatus and the described tubular body of heater; Be installed with the vaporized chemical diffuser that cooperates with described tubular body of heater lower end on the described pedestal, be provided with lower sealing device between described vaporized chemical diffuser and the described tubular body of heater; Described tubular body of heater lower end is provided with slag discharging device; Described slag discharging device is connected with the slag e Foerderanlage, and described slag e Foerderanlage is connected with the tailings burner; The low side of described kiln cylinder is provided with the kiln cylinder and advances mouth, the high-end kiln cylinder smoke outlet that is provided with of described kiln cylinder; The kiln cylinder that the burner smoke outlet of described tailings burner is connected to described kiln cylinder advances mouth.
As preferred technical scheme, described vaporized chemical diffuser comprises the hard-wired vaporized chemical inlet pipe of relatively described pedestal, described vaporized chemical inlet pipe stretches in the described tubular body of heater, and described lower sealing device is the stuffing seal that is arranged between described vaporized chemical inlet pipe and the described tubular body of heater.
As to improvement of the technical scheme, the exit end of described vaporized chemical inlet pipe is installed with the turriform gas pipe, and described turriform gas pipe is provided with qi-emitting hole.
As to improvement of the technical scheme, described turriform gas pipe is provided with circulating cooling water pipe, and the water inlet pipe of described circulating cooling water pipe is connected described vaporized chemical inlet pipe with return water pipe inner chamber is connected with outside water-supply line.
As to improvement of the technical scheme, described circulating cooling water pipe spirrillum is arranged on the described turriform gas pipe conical surface.
As to improvement of the technical scheme, the described vaporized chemical inlet pipe in the described tubular body of heater is provided with the disintegrating slag dish, and the neighboring of described disintegrating slag dish is fixed with interior disintegrating slag pawl.
As to improvement of the technical scheme, the part that described vaporized chemical inlet pipe is positioned at described tubular body of heater is provided with stirs the slag spiral.
As preferred technical scheme, described charging air-out apparatus comprises the cracked gas that is fixed on the described pedestal and is connected with the described tubular body of heater upper end cylindrical shell of giving vent to anger, and described upper sealing device is to be arranged on give vent to anger stuffing seal between cylindrical shell and the described tubular body of heater of described cracked gas; The give vent to anger outer end sealing of cylindrical shell of described cracked gas, the described cracked gas cylindrical shell of giving vent to anger is provided with the cracked gas air outlet; Also comprise and pass the give vent to anger choke feeding unit of cylindrical shell of described cracked gas.
As to improvement of the technical scheme, described choke feeding unit comprises the spiral conveyer housing, the upper end of described spiral conveyer housing is equipped with hopper, the outer end of described spiral conveyer housing is equipped with charging electric motor and charging wheel box, and the clutch end of described charging wheel box connects the conveying flood dragon that is positioned at described spiral conveyer housing; The discharge port place of described spiral conveyer housing is rotatablely equipped with unidirectional closure gate, described unidirectional closure gate is provided with the force application apparatus that described unidirectional closure gate is pressed to described discharge port, and described force application apparatus comprises the discharge port that is obliquely installed obliquely upward and makes described unidirectional closure gate be resisted against weight on the described discharge port.
As to improvement of the technical scheme, an end of described spiral conveyer housing discharge port is provided with the material choke section without flood dragon.
As preferred technical scheme, described kiln cylinder rotary sealing appts comprises stuffing seal.
As preferred technical scheme, be fixed with material lifting flights on the described tubular inboard wall of furnace body.
As preferred technical scheme, described tailings burner comprises the burner body of heater, be provided with burner hearth in the described burner body of heater, be provided with furnace bottom in the described burner hearth, one end of described furnace bottom is provided with the tailings entrance, the other end of described furnace bottom is provided with slag collection slag bath, and the top of described burner hearth is provided with described burner smoke outlet; The surface of described furnace bottom is provided with tailings burning gas pipe.
As to improvement of the technical scheme, described tailings burning gas pipe comprises the gas distribution pipe group of arranging along described furnace bottom, described gas distribution pipe group at least two groups, every group of described gas distribution pipe group is connected to respectively air intake branch separately, described air intake branch is connected to respectively the inlet manifold, and described air intake branch is provided with air intake control valve.
As to further improvement in the technical proposal, described slag discharging device comprises the slag-drip opening that is arranged on the barrel of described tubular body of heater lower end, and described slag-drip opening is provided with slag-discharging valve.
As to improvement of the technical scheme, described slag e Foerderanlage comprises the deslagging swivel joint that arranges around described slag-drip opening, is connected with the slag transfer lime on the described deslagging swivel joint, and described slag transfer lime is connected to described tailings burner.
Owing to having adopted technique scheme, plastics resource utilization continuous gasification cracking multiple-effect stove, comprise pedestal, be installed with the kiln cylinder on the described pedestal, be provided with in the described kiln cylinder and pass described kiln cylinder and the tubular body of heater of two-end part outside described kiln cylinder, described tubular tilting furnace arranges, and riding wheel apparatus and body of heater rotating driving device are installed between described tubular body of heater and the described pedestal; Be installed with the charging air-out apparatus that cooperates with described tubular body of heater upper end on the described pedestal, be provided with upper sealing device between described charging air-out apparatus and the described tubular body of heater; Be installed with the vaporized chemical diffuser that cooperates with described tubular body of heater lower end on the described pedestal, be provided with lower sealing device between described vaporized chemical diffuser and the described tubular body of heater; Described tubular body of heater lower end is provided with slag discharging device; Described slag discharging device is connected with the slag e Foerderanlage, and described slag e Foerderanlage is connected with the tailings burner; The low side of described kiln cylinder is provided with the kiln cylinder and advances mouth, the high-end kiln cylinder smoke outlet that is provided with of described kiln cylinder; The kiln cylinder that the burner smoke outlet of described tailings burner is connected to described kiln cylinder advances mouth; The invention has the beneficial effects as follows:
1. because tubular body of heater integral-rotation and being obliquely installed, material relies on gravity to move up and down in tubular body of heater inside, plastics are dynamically in the gasification cracking process and change, so good permeability of the bed of material, reacting balance is quick, gasification cracking gas rises unobstructed, has avoided the generation of gasification cracking non-uniform phenomenon.
2. because tubular body of heater integral-rotation constantly by the parcel of the lime-ash behind the plastic cracking, can not stick together behind the plastic molting, the material operation is smooth and easy, and stifled stove phenomenon can not occur, and cracking process steadily continues.
3. because be provided with the vaporized chemical diffuser, and in the lower end of tubular body of heater the combustion zone is set, the air input by the control vaporized chemical forms the reduction zone above tubular body of heater combustion zone, therefore can carry out gasification process to plastics, produces a large amount of inflammable gass.
4. because be provided with the tailings burner, the halfway plastics of gasification cracking and the tailings that comprises fuel value are further released energy by burning, the heat energy that discharges after the tailings burning enters in the kiln cylinder, outside the tubular body of heater, the plastics in the tubular body of heater are carried out heating pyrolyze, make plastics obtain the heat energy that cracking needs.
The energy that the present invention takes full advantage of plastics self carries out the gasification cracking of plastics self.At first, plastics at first carry out cracking on the top of tubular body of heater, and cracking produces the crude oil of gaseous state; Secondly, the high phosphorus bearing slag that cracking produces gasifies in the bottom of tubular body of heater again, produces in a large number not solidifying combustible gas, further extracts the energy that comprises in the plastics; At last, the slag that produces gasifying is sent in the tailings burner and is fully burnt, the non-condensable gas of part cracking and gasification generation is sent into the tailings burner combustion-supporting, the energy remaining in the plastics thoroughly can be obtained, and the heat energy that utilizes the tailings burning to produce provides needed energy for plastic cracking; The present invention is through cracking, gasification, burning, and the energy that process in plastics is needed carries out automatically by internal recycling, plastics is changed into the products such as crude oil and combustible gas, and the final remnant after the processing becomes ashes; The present invention is very thorough to the processing of plastics, has solved the destruction that plastic waste causes environment fully.
Description of drawings
The following drawings only is intended to the present invention done and schematically illustrates and explain, not delimit the scope of the invention.Wherein:
Fig. 1 is the structural representation one of the embodiment of the invention;
Fig. 2 is the structural representation two of the embodiment of the invention;
Fig. 3 is that A-A among Fig. 2 is to sectional view;
Fig. 4 is the structural representation of embodiment of the invention charging air-out apparatus;
Fig. 5 is the structural representation of embodiment of the invention vaporized chemical diffuser;
Fig. 6 is the structural representation of embodiment of the invention tailings burner;
Fig. 7 is that B-B among Fig. 6 is to sectional view;
Among the figure: the 1-pedestal; 2-kiln cylinder; 21-kiln cylinder advances mouth; 22-kiln cylinder smoke outlet; The 23-service hatch; 3-tubular body of heater; The 31-material lifting flights; The 32-slag-drip opening; The 33-slag-discharging valve; 34-slag transfer lime; 35-cartridge fittings body; 36-deslagging stuffing seal; The 41-support roller; The 411-automatic weighing device; 42-annular holder rail; 43-pushes up wheel; The 44-electric motor; The 45-wheel box; The 46-driving toothed gear; The 47-gear ring; The 51-upper sealing device; The 52-lower sealing device; 53-kiln cylinder rotary sealing appts; 6-tailings burner; 61-burner smoke outlet; 62-burner body of heater; The 63-burner hearth; The 64-furnace bottom; 65-tailings entrance; 66-slag collection slag bath; 67-tailings burning gas pipe; 671-gas distribution pipe group; The 671a-gas distribution pipe; The 672-air intake branch; 673-inlet manifold; The 674-air intake control valve; 71-vaporized chemical inlet pipe; 72-turriform gas pipe; The 73-circulating cooling water pipe; 74-disintegrating slag dish; Disintegrating slag pawl in the 75-; 76-stirs the slag spiral; The 81-cracked gas cylindrical shell of giving vent to anger; 811-cracked gas air outlet; 82-spiral conveyer housing; 821-charging electric motor; 822-charging wheel box; 823-carries flood dragon; The unidirectional closure gate of 824-; 825-material choke section; The 826-hopper.
Embodiment
Below in conjunction with drawings and Examples, further set forth the present invention.In the following detailed description, only by the mode of explanation some example embodiment of the present invention has been described.Undoubtedly, those of ordinary skill in the art can recognize, in the situation that without departing from the spirit and scope of the present invention, can revise described embodiment with various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than is used for the protection domain of restriction claim.
As depicted in figs. 1 and 2, plastics resource utilization continuous gasification cracking multiple-effect stove, comprise pedestal 1, the described pedestal 1 of the present embodiment adopts metal solder rack construction, also can adopt concrete or other building structure, described pedestal 1 in the present embodiment has the mounting face of inclination, be installed with kiln cylinder 2 on the described pedestal 1, described kiln cylinder 2 is provided with the flame-proof thermal insulation material layer, be provided with in the described kiln cylinder 2 and pass described kiln cylinder 2 and the tubular body of heater 3 of two-end part outside described kiln cylinder 2, described tubular body of heater 3 also tilts to install.In the present embodiment, described tubular body of heater 3 inclinations are installed and are referred to be inclined relative to horizontal installation, and the angle that tilts to install determines according to characteristic and the composition of plastics; Certainly, the angular adjustment apparatus of hydraulic pressure or machinery can be installed also on the described pedestal 1, so that described tubular body of heater 3 has the angle of inclination of the best for the plastics of heterogeneity or humidity, guarantee that the present embodiment is in best working order.
Riding wheel apparatus and body of heater rotating driving device are installed between described tubular body of heater 3 and the described pedestal 1; Described riding wheel apparatus comprises and is installed on the described pedestal 1 and the two pair support rollers 41 corresponding with described tubular body of heater 3 two ends, and described tubular body of heater 3 two ends outside surfaces are installed with the annular holder rail 42 corresponding with described support roller 41.When described tubular body of heater 3 weight are larger, can set up at least one pair of top wheel 43 on the described pedestal 1, described top wheel 43 is resisted against described annular holder rail 42 sides, and is safe and reliable to guarantee described tubular body of heater 3.Described body of heater rotating driving device comprises the electric motor 44 that is fixedly mounted on the described pedestal 1, described electric motor 44 power are connected with wheel box 45, the clutch end of described wheel box 45 is provided with driving toothed gear 46, is installed with the gear ring 47 with described driving toothed gear 46 engagements on the described tubular body of heater 3.
As shown in Figure 4, be installed with the charging air-out apparatus that cooperates with described tubular body of heater 3 upper ends on the described pedestal 1, be provided with upper sealing device 51 between described charging air-out apparatus and the described tubular body of heater 3; Be installed with the vaporized chemical diffuser that cooperates with described tubular body of heater 3 lower ends on the described pedestal 1, be provided with lower sealing device 52 between described vaporized chemical diffuser and the described tubular body of heater 3.Described tubular body of heater 3 lower ends are provided with slag discharging device.
Be respectively equipped with kiln cylinder rotary sealing appts 53 between the two ends of described kiln cylinder 2 and the described tubular body of heater 3, in the present embodiment, described kiln cylinder rotary sealing appts 53 comprises stuffing seal, and described stuffing seal is sealed structure commonly used under the hot conditions, no longer repeats to give unnecessary details at this.
Described slag discharging device is connected with the slag e Foerderanlage, and described slag e Foerderanlage is connected with tailings burner 6; The low side of described kiln cylinder 2 is provided with the kiln cylinder and advances mouth 21, the high-end kiln cylinder smoke outlet 22 that is provided with of described kiln cylinder 2; The kiln cylinder that the burner smoke outlet 61 of described tailings burner 6 is connected to described kiln cylinder 2 advances mouth 21.
As shown in Figure 5, described vaporized chemical diffuser comprises relatively described pedestal 1 hard-wired vaporized chemical inlet pipe 71, described vaporized chemical inlet pipe 71 stretches in the described tubular body of heater 3, described lower sealing device 52 is for being arranged on the stuffing seal between described vaporized chemical inlet pipe 71 and the described tubular body of heater 3, described stuffing seal is sealed structure commonly used under the hot conditions, no longer repeats to give unnecessary details at this.In the present embodiment, the exit end of described vaporized chemical inlet pipe 71 is installed with turriform gas pipe 72, described turriform gas pipe 72 is provided with qi-emitting hole, and described turriform gas pipe 72 is positioned at the center of combustion zone and makes air and material has larger contact surface, makes combustion reactions abundant rapidly.For avoiding described turriform gas pipe 72 to ablate, the present embodiment is provided with circulating cooling water pipe 73 at described turriform gas pipe 72, and the water inlet pipe of described circulating cooling water pipe 73 is connected described vaporized chemical inlet pipe 71 with return water pipe inner chamber is connected with outside water-supply line.Because described turriform gas pipe 72 rotates with respect to described tubular body of heater 3, therefore, can some stirring wings be set at described turriform gas pipe 72, make the described turriform gas pipe 72 double material-stirring devices of doing; Because combustion zone temperature is higher, stirring wing is easy to damage, the method that the present embodiment adopts is that described circulating cooling water pipe 73 spirrillums are arranged on the conical surface of described turriform gas pipe 72, in the relatively rotating of described turriform gas pipe 72 and described tubular body of heater 3, the material of combustion zone is in described tubular body of heater 3 interior motions, form the loose abundant combustion zone of dynamic material, guaranteeing provides partial heat energy for scission reaction.
For adapting to the needs of plastic cracking, the described vaporized chemical inlet pipe 71 in the described tubular body of heater 3 of the present embodiment is provided with disintegrating slag dish 74, and the neighboring of described disintegrating slag dish 74 is fixed with interior disintegrating slag pawl 75.In the present embodiment, described interior disintegrating slag pawl 75 is tubular structure and is communicated with circulating cooling water pipe 73 on the described turriform gas pipe 72.
Slag after the primary combustion enters described tubular body of heater 3 lower end inner chambers, and the part that described vaporized chemical inlet pipe 71 is positioned at described tubular body of heater 3 is provided with stirs slag spiral 76, thereby makes slag broken in described tubular body of heater 3 interior stirrings, makes things convenient for slag to discharge.
As shown in Figure 4, described charging air-out apparatus comprises and is fixed on the described pedestal 1 and the cracked gas that is connected with the described tubular body of heater 3 upper ends cylindrical shell 81 of giving vent to anger, described upper sealing device 51 is for being arranged on give vent to anger stuffing seal between cylindrical shell 81 and the described tubular body of heater 3 of described cracked gas, described stuffing seal is sealed structure commonly used under the hot conditions, no longer repeats to give unnecessary details at this.The give vent to anger outer end sealing of cylindrical shell 81 of described cracked gas, the described cracked gas cylindrical shell 81 of giving vent to anger is provided with cracked gas air outlet 811; Also comprise and pass the give vent to anger choke feeding unit of cylindrical shell 81 of described cracked gas.
Described choke feeding unit comprises spiral conveyer housing 82, the upper end of described spiral conveyer housing 82 is equipped with hopper 826, the outer end of described spiral conveyer housing 82 is equipped with charging electric motor 821 and charging wheel box 822, and the clutch end of described charging wheel box 822 connects the conveying flood dragon 823 that is positioned at described spiral conveyer housing 82; The discharge port place of described spiral conveyer housing 82 is rotatablely equipped with unidirectional closure gate 824, described unidirectional closure gate 824 is provided with the force application apparatus that described unidirectional closure gate 824 is pressed to described discharge port, in the present embodiment, described force application apparatus comprises the discharge port that is obliquely installed obliquely upward and makes described unidirectional closure gate 824 be resisted against weight on the described discharge port, the present embodiment relies on is that the weight of described unidirectional closure gate 824 self is as shutoff pressure, if necessary, also can fix independent weight at described unidirectional closure gate 824, this arrangement works is reliable, failure rate is extremely low, can certainly torsional sprig or extension spring be installed at described unidirectional closure gate 824, the described unidirectional closure gate 824 of the complete rear assurance of discharging resets.
For obtaining better choke effect, one end of described spiral conveyer housing 82 discharge ports is provided with the material choke section 825 without flood dragon, in the situation that described conveying flood dragon 823 mass transport are complete, material choke section 825 keeps one section material all the time, plays the excessive effect of cracked gas that stops.
As shown in Figure 1, another important characteristics of the present invention are lower to the requirement of plastics humidity, do not need other heating boiler, reason is the outer sheathed described kiln cylinder 2 of described tubular body of heater 3, hot flue gases in the described kiln cylinder 2 have heat effect to described tubular body of heater 3, guarantee scission reaction fast, fully carry out.For making the abundant drying of plastics and cracking, be fixed with material lifting flights 31 on described tubular body of heater 3 inwalls of the present embodiment, along with the rotation of described tubular body of heater 3, described material lifting flights 31 is constantly kicked up plastics, improve drying and the lysis efficiency of plastics, avoid plastics adhesion conglomeration and can't drying and cracking.
In the present embodiment, described slag discharging device comprises and being arranged on the described tubular body of heater 3 lower end cylinder sidewalls and circumferential uniform at least two slag-drip openings 32, described slag-drip opening 32 is provided with slag-discharging valve 33, described slag-discharging valve 33 can manual control, also can adopt automatic mechanism to handle, these rotating mechanisms are known, no longer illustrate at this.
In the present embodiment, described slag e Foerderanlage comprises the deslagging swivel joint that arranges around described slag-drip opening 32, is connected with slag transfer lime 34 on the described deslagging swivel joint, and described slag transfer lime 34 is connected to described tailings burner 6.Described deslagging swivel joint comprises with described slag transfer lime 34 and is fixedly connected with and is sleeved on the outer cartridge fittings body 35 of described tubular body of heater 3, is provided with deslagging stuffing seal 36 between the two ends of described cartridge fittings body 35 and the described tubular body of heater 3.
As shown in Figure 6 and Figure 7, described tailings burner 6 comprises burner body of heater 62, burner body of heater 62 in the present embodiment adopts refractory brick to be built into, be provided with burner hearth 63 in the described burner body of heater 62, be provided with furnace bottom 64 in the described burner hearth 63, described furnace bottom 64 is for tabular and do not have hole, prevents that the tailings powder is unrestrained and causes and can't burn, the upper surface of the present embodiment furnace bottom 64 is steel plate, is refractory brick under the steel plate; One end of described furnace bottom 64 is provided with tailings entrance 65, and the other end of described furnace bottom 64 is provided with slag collection slag bath 66, and the top of described burner hearth 63 is provided with described burner smoke outlet 61; The surface of described furnace bottom 64 is provided with tailings burning gas pipe 67; The present embodiment utilizes the suspending power of gas pipe, and ashes are entered in the described slag collection slag bath 66, need not extra power, and reliable operation is fit to abundant, the thoroughly burning of Powdered tailings very much.In the present embodiment, as to further improvement in the technical proposal, described tailings burning gas pipe 67 comprises the gas distribution pipe group 671 of arranging along described furnace bottom 64, each gas distribution pipe 671a of described gas distribution pipe group 671 is arranged in parallel along the flow direction of tailings, prevent from hindering flowing of tailings, described gas distribution pipe 671a is provided with qi-emitting hole; The effect of gas distribution pipe 671a is very special, on the one hand replenishes combustion air by qi-emitting hole in tailings, makes on the other hand tailings become boiling state, namely allows tailings fully burn and has strengthened the flowability of Powdered tailings.In the present embodiment, described gas distribution pipe group 671 is four groups, every group of described gas distribution pipe group 671 is connected to respectively air intake branch 672 separately, described air intake branch 672 is connected to respectively inlet manifold 673, described air intake branch 672 is provided with air intake control valve 674, the effect of described air intake control valve 674 is combustion time and velocity of flow of the described air intake control valve 674 control tailings by switch different quantities and/or position, with the abundant burning that guarantees tailings and the energy that exists in the tailings is discharged fully.
In the present embodiment, for being easy to install and maintain, described kiln cylinder 2 is provided with four service hatches 23.
Between the mount pad of support roller described in the present embodiment 41 and the described pedestal 1 automatic weighing device 411 is installed, described automatic weighing device 411 passing ratio computings can be obtained the weight of tubular body of heater 3 interior materials described in described tubular body of heater 3 operational processs, the process that is used for the control reaction is such as feeding in raw material, slag tap etc.; Automatic weighing device 411 is industrial parts commonly used, and concrete structure, principle and function are no longer described at this.
The plastics of the present embodiment continuously are admitted in the described tubular body of heater 3 by described choke feeding unit, are in even distribution under the effect of described tubular body of heater 3 inner described material lifting flightss 31.Slag through abundant cracking is residual, relative movement through described interior disintegrating slag pawl 75 and described tubular body of heater 3, make it be in all the time the noncoking state, and under action of gravitation, descend to the lower end unhurried current, discharge by described slag-drip opening 32, enter described slag e Foerderanlage, then enter described tailings burner 6 by described slag transfer lime 34 and fully burn, the flue gas after the burning is delivered in the described kiln cylinder 2 by the burner smoke outlet 61 of described tailings burner 6; The effects that flue gas enters in the described kiln cylinder 2 are that the described tubular bodies of heater 3 in the described kiln cylinder 2 are heated, and provide plastics the dry and needed most of heat of cracking, the assurance scission reaction fast, fully carry out.
Plastic warp is crossed gasification cracking, and the gasification cracking gas of generation enters in purification and condensation, the oily water separating equipment, crude oil and not solidifying combustible gas can be separated; Then with the distillation of crude oil process, can make gasoline and diesel oil; Solidifying combustible gas partly can be used as ignition dope and offers the tailings burner, all the other as combustible gas for industrial and agricultural production and live.The equipment and process of purification and condensation, oily water separation and distillation is known, no longer is repeated in this description at this.
Description of the invention provides for example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment with various modifications that the present invention's design is suitable for specific end use.

Claims (16)

1. plastics resource utilization continuous gasification cracking multiple-effect stove, it is characterized in that: comprise pedestal, be installed with the kiln cylinder on the described pedestal, be provided with in the described kiln cylinder and pass described kiln cylinder and the tubular body of heater of two-end part outside described kiln cylinder, described tubular tilting furnace arranges, and riding wheel apparatus and body of heater rotating driving device are installed between described tubular body of heater and the described pedestal; Be installed with the charging air-out apparatus that cooperates with described tubular body of heater upper end on the described pedestal, be provided with upper sealing device between described charging air-out apparatus and the described tubular body of heater; Be installed with the vaporized chemical diffuser that cooperates with described tubular body of heater lower end on the described pedestal, be provided with lower sealing device between described vaporized chemical diffuser and the described tubular body of heater; Described tubular body of heater lower end is provided with slag discharging device; Described slag discharging device is connected with the slag e Foerderanlage, and described slag e Foerderanlage is connected with the tailings burner; The low side of described kiln cylinder is provided with the kiln cylinder and advances mouth, the high-end kiln cylinder smoke outlet that is provided with of described kiln cylinder; The kiln cylinder that the burner smoke outlet of described tailings burner is connected to described kiln cylinder advances mouth.
2. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 1, it is characterized in that: described vaporized chemical diffuser comprises the hard-wired vaporized chemical inlet pipe of relatively described pedestal, described vaporized chemical inlet pipe stretches in the described tubular body of heater, and described lower sealing device is the stuffing seal that is arranged between described vaporized chemical inlet pipe and the described tubular body of heater.
3. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 2, it is characterized in that: the exit end of described vaporized chemical inlet pipe is installed with the turriform gas pipe, and described turriform gas pipe is provided with qi-emitting hole.
4. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 3, it is characterized in that: described turriform gas pipe is provided with circulating cooling water pipe, and the water inlet pipe of described circulating cooling water pipe is connected described vaporized chemical inlet pipe with return water pipe inner chamber is connected with outside water-supply line.
5. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 4, it is characterized in that: described circulating cooling water pipe spirrillum is arranged on the described turriform gas pipe conical surface.
6. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 2 is characterized in that: the described vaporized chemical inlet pipe in the described tubular body of heater is provided with the disintegrating slag dish, and the neighboring of described disintegrating slag dish is fixed with interior disintegrating slag pawl.
7. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 2, it is characterized in that: the part that described vaporized chemical inlet pipe is positioned at described tubular body of heater is provided with stirs the slag spiral.
8. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 1, it is characterized in that: described charging air-out apparatus comprises the cracked gas that is fixed on the described pedestal and is connected with the described tubular body of heater upper end cylindrical shell of giving vent to anger, and described upper sealing device is to be arranged on give vent to anger stuffing seal between cylindrical shell and the described tubular body of heater of described cracked gas; The give vent to anger outer end sealing of cylindrical shell of described cracked gas, the described cracked gas cylindrical shell of giving vent to anger is provided with the cracked gas air outlet; Also comprise and pass the give vent to anger choke feeding unit of cylindrical shell of described cracked gas.
9. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 8, it is characterized in that: described choke feeding unit comprises the spiral conveyer housing, the upper end of described spiral conveyer housing is equipped with hopper, the outer end of described spiral conveyer housing is equipped with charging electric motor and charging wheel box, and the clutch end of described charging wheel box connects the conveying flood dragon that is positioned at described spiral conveyer housing; The discharge port place of described spiral conveyer housing is rotatablely equipped with unidirectional closure gate, described unidirectional closure gate is provided with the force application apparatus that described unidirectional closure gate is pressed to described discharge port, and described force application apparatus comprises the discharge port that is obliquely installed obliquely upward and makes described unidirectional closure gate be resisted against weight on the described discharge port.
10. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 9, it is characterized in that: an end of described spiral conveyer housing discharge port is provided with the material choke section without flood dragon.
11. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 1, it is characterized in that: described kiln cylinder rotary sealing appts comprises stuffing seal.
12. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 1 is characterized in that: be fixed with material lifting flights on the described tubular inboard wall of furnace body.
13. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 1, it is characterized in that: described tailings burner comprises the burner body of heater, be provided with burner hearth in the described burner body of heater, be provided with furnace bottom in the described burner hearth, one end of described furnace bottom is provided with the tailings entrance, the other end of described furnace bottom is provided with slag collection slag bath, and the top of described burner hearth is provided with described burner smoke outlet; The surface of described furnace bottom is provided with tailings burning gas pipe.
14. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 13, it is characterized in that: described tailings burning gas pipe comprises the gas distribution pipe group of arranging along described furnace bottom, described gas distribution pipe group at least two groups, every group of described gas distribution pipe group is connected to respectively air intake branch separately, described air intake branch is connected to respectively the inlet manifold, and described air intake branch is provided with air intake control valve.
15. such as the described plastics resource utilization of the arbitrary claim of claim 1 to 14 continuous gasification cracking multiple-effect stove, it is characterized in that: described slag discharging device comprises the slag-drip opening that is arranged on the barrel of described tubular body of heater lower end, and described slag-drip opening is provided with slag-discharging valve.
16. plastics resource utilization continuous gasification cracking multiple-effect stove as claimed in claim 15, it is characterized in that: described slag e Foerderanlage comprises the deslagging swivel joint that arranges around described slag-drip opening, be connected with the slag transfer lime on the described deslagging swivel joint, described slag transfer lime is connected to described tailings burner.
CN201310016317XA 2013-01-16 2013-01-16 Continuous gasifying and cracking multi-effect furnace for plastic recycling Pending CN103060013A (en)

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CN103421523A (en) * 2013-09-02 2013-12-04 潍坊金丝达环境工程股份有限公司 Penetrating heating furnace body for cracking furnace continuous gasifying
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CN104726112A (en) * 2013-12-20 2015-06-24 玉门市玉海能源开发有限公司 Oil sand dry distillation separation apparatus
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CN106753554A (en) * 2016-12-02 2017-05-31 重庆工业职业技术学院 Chemical cracking stove
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CN103421523A (en) * 2013-09-02 2013-12-04 潍坊金丝达环境工程股份有限公司 Penetrating heating furnace body for cracking furnace continuous gasifying
CN103436281A (en) * 2013-09-02 2013-12-11 潍坊金丝达环境工程股份有限公司 Continuous slagging and energy gathering device for cracking furnace
CN103436277A (en) * 2013-09-02 2013-12-11 潍坊金丝达环境工程股份有限公司 Energy-saving continuous gasification cracking furnace
CN103436277B (en) * 2013-09-02 2014-07-02 潍坊金丝达环境工程股份有限公司 Energy-saving continuous gasification cracking furnace
CN103589441A (en) * 2013-11-25 2014-02-19 潍坊金丝达环境工程股份有限公司 Improved energy-saving continuous gasification cracking furnace
CN103589441B (en) * 2013-11-25 2014-11-19 潍坊金丝达环境工程股份有限公司 Improved energy-saving continuous gasification cracking furnace
CN104726112A (en) * 2013-12-20 2015-06-24 玉门市玉海能源开发有限公司 Oil sand dry distillation separation apparatus
CN104726112B (en) * 2013-12-20 2018-05-15 玉门市玉海能源开发有限公司 Oil-sand destructive distillation separator
CN105344308A (en) * 2015-11-23 2016-02-24 中国庆华能源集团有限公司 Material guide device used for horizontal rotary reactors
CN105344308B (en) * 2015-11-23 2017-06-16 中国庆华能源集团有限公司 A kind of material guide device for horizontal revolving reactor
CN106753554A (en) * 2016-12-02 2017-05-31 重庆工业职业技术学院 Chemical cracking stove
CN111534313A (en) * 2020-05-11 2020-08-14 栗兰苔 Horizontal converter and process system for single-cylinder internal heat supply continuous pyrolysis of biomass
CN111534313B (en) * 2020-05-11 2021-04-13 栗兰苔 Horizontal converter and process system for single-cylinder internal heat supply continuous pyrolysis of biomass

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Application publication date: 20130424