CN107163967A

CN107163967A - A kind of plastic garbage pyrolysis furnace

Info

Publication number: CN107163967A
Application number: CN201710473161.6A
Authority: CN
Inventors: 张振堂; 余华龙
Original assignee: Henan Green Environmental Protection Technology Co Ltd
Current assignee: Henan Green Environmental Protection Technology Co Ltd
Priority date: 2017-06-21
Filing date: 2017-06-21
Publication date: 2017-09-15

Abstract

A kind of plastic garbage pyrolysis furnace, suitable for a kind of plastic garbage processing system, including support, underdrive device, receive slag pan, lower blast pipe, lower interlayer, Gas Pipe, burner, combustion chamber, hot blast discharge pipe, fuel-air mixture efferent duct, fixed gas escape pipe, upper cover, feed axial brake device, feed axle, taper feed bin, feeding screw, feeder outer cover, upper cover plate, flowline, upper stock guide, one-level distributing device, it is upper to comb, upper cylinder, two grades of distributing devices, it is lower to comb, lower cylinder, lower cover and slag-scraper, main shaft, dregs-separating device, vapor pipe, outer swivel joint, interior swivel joint, lower water inlet pipe, lower warm-air pipe, body of heater；With can realize the plastic garbage cracking function of plastic garbage processing system, the characteristics of normal pressure, anaerobic, continuous, energy-saving and environmental protection.

Description

A kind of plastic garbage pyrolysis furnace

Technical field

It is more particularly to a kind of by plastic garbage continuous processing and the method that comprehensively utilizes the invention belongs to field of garbage disposal In plastic garbage processing system in plastic garbage pyrolysis furnace.

Background technology

One of plastic garbage rubbish common in being daily production and living, due to the degradability that is difficult to of plastic garbage, mesh The method of pre-treatment plastic garbage is mainly using landfill, burning, the method cracked；Landfill method is that plastic garbage is bought in into underground, By its natural degradation, such way time cycle is long, has greater environmental impacts, land occupation；Combustion method is by plastic garbage Burnt, or with Other Waste or the combust of material one, as generate electricity or other thermals source, such way due to modeling A large amount of toxic gases can be produced after material burning, secondary pollution is caused to environment；The method of cracking, is that plastic garbage is put into cracking Stove, plastics are decomposed again, petroleum substance is produced after decomposition, can be reused as fuel or other raw materials；Existing Method for cracking treatment in, there is problems with, first, existing complete continuous cracking equipment is to plastics in plastic garbage Composition is required, that is to say, that, it is desirable to the uniformity of the plastics variety in plastic garbage will get well, the ratio containing certain plastic components Example is needed to reach more than 85%, and this can be realized, for refuse classification for the good country that refuse classification is done Incompact country that is bad or doing is difficult to realize；It is existing if such component requirements can not be reached Cracking apparatus cannot realize the cracking of plastic garbage, gently then equipment does not work, heavy then cause equipment explosion；Furthermore, it is right Substantial amounts of toxic gas is produced in the processing method discontinuously cracked, cracking process can still be discharged into air, to environment Secondary pollution is caused, while these toxic gases produce strong acid after meeting water, causes equipment corrosion serious, shortens equipment and uses the longevity Life；3rd, due to there are different plastic components in cracking, and cracking temperature is merely able to adapt to the cracking temperature of a certain plastics Degree, it is impossible to realize the cracking of plastic garbage on a pyrolysis furnace, while need to be sorted plastics variety, it is residual after cracking Slag is easily bonded on furnace wall, causes pyrolysis furnace to damage, while the residue for clearing up furnace wall will also result in the secondary pollution of environment；The 4th, the sorting of existing plastic garbage is the method by the way that plastic garbage is crushed, and so consumes the energy greatly, causes energy wave Take.

The content of the invention

The drawbacks described above that processing method for existing plastic garbage is present, the present invention proposes a kind of place of plastic garbage Reason method, it is characterised in that：Comprise the following steps：1st, plastic garbage is pre-processed, including sorting, go the removal of impurity；2nd, will Plastic garbage after sorting loads conveying equipment, and is transported to In Cracking Feedstock storehouse；3rd, normal pressure anaerobic company is carried out into pyrolysis furnace Continuous cracking；4th, the waste residue for discharging pyrolysis furnace is sent into building block production equipment, and is squeezed into building block for construction application；5th, will The steam that pyrolysis furnace is produced eliminates hydrogen chloride and sulfur dioxide in steam by neutralizing device；6th, the steaming for producing pyrolysis furnace Vapour enters condenser, oils and water is become liquid；7th, air accumulator will be transported to by the fuel gas after condenser, and passed through Pyrolysis furnace is transported to after compressor as fuel；8th, the liquid that condenser is discharged is transported to oil water separator, oil and water is entered Row separation, and it is respectively delivered to pond and oil tank；9th, by by neutralizing the treated liquid of device by matching, liquefied is formed Fertilizer；10th, above step is realized by plastic garbage processing system.

Described plastic garbage processing system, including pretreatment system, conveying equipment, additive-adding device, pyrolysis furnace, Neutralize device, combustion gas recovery system, condenser, oil water separator, building block production equipment, storage of oils device；Described pre- place Reason system is arranged on the feed inlet end of conveying equipment, is connected with conveying equipment；It is pre- that described pretreatment system includes plastic garbage Drying unit, plastic garbage sorting device；Described plastic garbage pre-drying device is arranged on entering for plastic garbage sorting device Material mouth one end, is connected with plastic garbage sorting device；Described plastic garbage sorting device is filled installed in plastic garbage prebake The discharging opening one end put, its charging aperture is connected with plastic garbage pre-drying device, and the charging aperture of its discharging opening and conveying equipment connects Connect；Described conveying equipment be arranged between pretreatment system and dore furnace, its import be connected with pretreatment system, its outlet and Dore furnace is connected；Described additive-adding device is arranged on conveying equipment, and its end is connected with dore furnace feeding warehouse；It is described Pyrolysis furnace be arranged on conveying equipment discharging opening one end, its feeding warehouse is connected with conveying equipment and additive-adding device, and it goes out Gas port is connected with gas transmission pipeline, and its slag notch is connected with building block production equipment；Described neutralization device is arranged on pyrolysis furnace Top, be connected with the feeding warehouse bottom pyrolysis furnace furnace chamber of pyrolysis furnace by pipeline, and be connected with neutralization additive and water inlet pipe, Its liquid fertilizer stoste outlet is connected with liquid fertilizer storage device by pipeline；Described combustion gas recovery system is arranged on condensation Between device and pyrolysis furnace, connected respectively with condenser and pyrolysis furnace by pipeline；Described condenser is arranged on pyrolysis furnace side, Connected by the gas outlet duct of pipeline and pyrolysis furnace；Described oil water separator is arranged on the bottom of condenser, and it is exported It is connected respectively with oily output channel and water delivery pipe road；Described building block production equipment is arranged on the side of pyrolysis furnace, with cracking The slag notch linking of stove；Described storage of oils equipment is arranged on the side of oil water separator, passes through pipeline and oil water separator Oil-out connection.

Plastic garbage in described step 1 is carried out by plastic garbage pretreatment system, including preheating, sorting, Conveying；Described preheating is that the plastic garbage for needing to pre-process is preheated in course of conveying using the preheating of pyrolysis furnace； Described sorting is to use sorting device that the metal in plastic garbage, block inorganic matter, fiber-like article are passed through into sorting device Select respectively, metal object is sent into metal reclamation enterprise is recycled；Block inorganic matter such as stone etc. is sent to building block extruding Equipment is squeezed into building block together with waste residue；By fiber-like such as clothes, shoes etc. are sold to such article and reclaim company's recycling；Institute The conveying stated, is that remaining plastic hybrid is sent into conveying device.

Described sorting device, it is characterised in that：Including frame, shell, conveyer belt, setting wheel, separation wheel, drawing-inroller, Particle discharging opening, stone discharging opening, plastics discharging opening；Described frame is arranged in Equipment Foundations, including supporting leg and framework, is used In supporting and install whole functional part；Described shell, in frame, is enclosed in frame periphery；Described conveyer belt It is Chain conveyer multiple roll support belt installed in one end of frame, can be by pending plastic garbage from one end of sorting device It is sent to inside sorting device；Described setting wheel is arranged in frame, positioned at the top of conveyer belt, and positioned at conveying tail One end；Switch-plate is provided with described setting wheel；Described switch-plate is that activity is installed；The diameter of described setting wheel with The conveying chaindriven sprocket diameter of tail matches；The direction of rotation of described setting wheel and conveying tail drive sprocket Direction of rotation is opposite；Described separation wheel is arranged in frame, positioned at the bottom of conveying tail one end drawing-inroller；Described point Sorter is installed on choosing wheel；Described sorter is platy structure；Described sorter is uniformly covered with the excircle of separation wheel Surface；The direction of rotation of described separation wheel is identical with the direction of rotation of drawing-inroller；Described drawing-inroller is arranged in frame, position In the rear portion of setting wheel and the top of separation wheel；Feed appliance is provided with described drawing-inroller；Described feed appliance is tabular, The even excircle for being covered with drawing-inroller；Described drawing-inroller excircle is additionally provided with blower, and described blower is evenly arranged in The excircle of drawing-inroller；The direction of rotation of described drawing-inroller is identical with the direction of rotation of separation wheel；Described particle discharging opening On shell, positioned at the bottom of separation wheel；Described particle discharging opening is screen cloth type, the aperture of its screen cloth and is sorted The fragment of plastic garbage matches, i.e. the particle diameter less than plastic flakes；Described stone discharging opening is arranged on shell, positioned at point Select the rear of wheel and positioned at the top of particle discharging opening；Described stone discharge outlet is provided with automatic stock stop；It is described from Dynamic stock stop is made up of multiple material blocking rods；Described plastics discharging opening is arranged on shell, positioned at the rear portion oblique upper of drawing-inroller, Docked with the entrance of conveying device.

Conveying equipment in described step 2, it is characterised in that：Including air conveying device, accumulator, chain type lifting conveying dress Put；Described air conveying device is arranged between plastic garbage sorting device and accumulator, and its charging aperture is set with plastic garbage sorting Standby discharging opening connection, its discharging opening is connected with accumulator；Including feeding channel, wind net is dissipated；Described feeding channel is arranged on It is tubular structure between the discharging opening and accumulator of plastic garbage sorting device, it is connected one end with plastic garbage sorting device Sectional area be less than the sectional area of one end be connected with accumulator；Described scattered wind net is arranged on the suitable for reading of accumulator, and covering is whole Accumulator is suitable for reading；Described scattered wind net is network structure, and its mesh diameter is less than the particle diameter of plastic garbage.

Described accumulator is arranged on the discharge port end of air conveying device, is the cavity body of open topped.

Described chain type lifting conveying device one end is arranged on internal hopper, and the other end is connected with In Cracking Feedstock storehouse, Including support, drive sprocket supports sprocket wheel, and chain conveys scraper plate, the pre-heat treatment device, outer cover, the rail of additive-adding device Road；Described support is arranged between accumulator and pyrolysis furnace, is connected respectively with accumulator and pyrolysis furnace support member；Described Drive sprocket is arranged on support one end, is connected with the drive of the power set of conveying equipment；Described drive sprocket has two, On same axle, and positioned at support both sides；Described support sprocket wheel is rack-mount, and described support sprocket wheel has many It is individual, positioned at support both sides, the longitudinal side of support is evenly distributed on, with drive sprocket respectively positioned at the identical flat of support both sides Face；Described chain has two, is separately mounted to the drive sprocket of support both sides and supports sprocket wheel excircle structure in a ring；Institute The conveying scraper plate stated is arranged between two chains, and its two ends is connected with the chain of both sides respectively；Described conveying scraper plate has many It is individual, it is parallel and be evenly arranged on ring chain；Described the pre-heat treatment device is arranged on close to pyrolysis furnace one end inside outer cover, And positioned at the outer upper of conveying scraper plate；Including tube heater, blowing hot-air device；Described tube heater is by multiple heating Pipe is constituted, and each heating tube is interconnected, and its heating tube is connected with the outlet pipe of pyrolysis furnace；Described blowing hot-air device is installed The discharge port end of conveying device is lifted in chain type, is made up of warm-air pipe, the air outlet alignment chain type lifting conveying dress of its warm-air pipe The spout area put；Described outer cover is arranged on bracket outer, and is thin-walled in side of the support in addition to two ends be wrapped in Structure；The track of described additive-adding device, installed in support both sides, is connected through outer cover with support；Described addition The track of agent adding set is made up of two parallel tracks.

Normal pressure anaerobic continuous cracking described in described step 3, refers to plastic garbage mixture being sent to pyrolysis furnace In, it in anaerobic, pyrolysis furnace is normal pressure that the cracking state in pyrolysis furnace, which is, and its cracking process is continuous.

Described plastic garbage pyrolysis furnace, it is characterised in that：Including support, underdrive device receives slag pan, lower blast pipe, Lower interlayer, Gas Pipe, burner, combustion chamber, hot blast discharge pipe, fuel-air mixture efferent duct, fixed gas escape pipe, upper cover is entered Expect axial brake device, feed axle, taper feed bin, feeding screw, feeder outer cover, upper cover plate, flowline, upper stock guide, one Level distributing device, upper comb, upper cylinder, two grades of distributing devices, lower comb, lower cylinder, lower cover and slag-scraper, main shaft, dregs-separating device, vapor pipe, Outer swivel joint, interior swivel joint, lower water inlet pipe, lower warm-air pipe, body of heater；Described support is arranged on the periphery bottom of body of heater, It can support and fix body of heater；Described underdrive device is arranged on bottom of furnace body, can drive main shaft and receive slag pan rotation；Institute The underdrive device stated is worm gearing；Described receipts slag pan is arranged on the bottom of body of heater, is the thin-walled of upper shed Cavity body, can rotate around its center；Described receipts slag pan edge is provided with slag notch；Described lower blast pipe is arranged on stove On body, connected with space where burner；Under described lower interlayer is arranged on where body of heater inner chamber bottom, upper end and burner Interlayer wall is connected, and forms confined space with lower interlayer inwall；Described Gas Pipe is arranged on body of heater, through furnace body wall and combustion Burner is connected；Described burner is arranged on the lower wall of combustion chamber, and combustion chamber is extend into through combustion chamber lower wall；Described combustion There is air inlet duct on burner periphery；Described burner has multiple, is evenly distributed on the lower wall of combustion chamber；Described combustion chamber is arranged on It is relatively closed space in the middle part of body of heater；Its lower wall is connected with body of heater and lower interlayer, and upper wall has certain intervals, end with lower wall It is connected with lower wall and body of heater；Described combustion chamber is hollow at main shaft position, has distance with main shaft excircle；Described hot blast Discharge pipe is arranged on outside body of heater, is connected with combustion chamber；Described fuel-air mixture efferent duct is arranged on body of heater, is located at Upper stock guide top；The position of described fuel-air mixture efferent duct is higher than the position of flowline；Described fixed gas escape pipe On body of heater, positioned at taper feed bin and body of heater binding site；Described upper cover is arranged at the top of body of heater, is hemi-spherical cavities Body, bottom and body of heater airtight connection；Described upper cover side is provided with charging aperture；Described charging axial brake device is arranged on upper Top is covered, is connected with charging axle, charging axle rotation can be driven；Described charging axle is arranged between upper cover and taper feed bin, It can be rotated around own axes；Described taper feed bin is arranged on upper of furnace body, is edge in back taper thin wall cavity body, its taper With body of heater airtight connection, circular open is arranged at bottom；Described feeding screw is arranged on the lower end of charging axle, and positioned at conical material At the lower ending opening in storehouse, it is fixedly connected with charging axle；Described feeding screw matches with feeder outer cover internal diameter；Described Feeder outer cover is arranged on the lower end of taper feed bin, is tubular construction；Described feeder outer cover upper end is fixed with taper feed bin Connection, its internal diameter is matched with feeding screw rotation external diameter；There is enlarging described feeder outer cover lower end；Described upper cover plate is set Put in the lower end of taper feed bin, be umbrella shape, Open Side Down；Its outward flange interlocks with upper stock guide；Described flowline sets stove On body, positioned at the top of upper stock guide, its height is less than the position of fuel-air mixture efferent duct；Described upper stock guide is arranged on Upper of furnace body is located at combustion chamber top, and the bottom of upper cover, its overhanging end interlocks with upper cover；Described one-level distributing device is arranged on master Axle upper end, one end is fixedly connected with main shaft, and the other end is hanging, is made up of polylith drapery panel, described drapery panel is interlaced, is in Flakey arranges that its free end has certain interval with Inner Wall of Combustion Chamber；The drapery panel of described one-level distributing device is tilted down Angle；Described upper comb is arranged between Inner Wall of Combustion Chamber and upper cylinder, for comb shape structure, two ends respectively with Inner Wall of Combustion Chamber and Upper drum outer wall connection；Described upper cylinder is tubular structure, and its outer wall is fixedly connected with upper comb, and inner side is provided with the axle of supports main shaft Seat；Two grades of described distributing devices are arranged on cylinder lower end, and one end is connected with main shaft, and the other end is hanging, is made up of polylith drapery panel, Described polylith drapery panel is interlaced, is arranged in flakey, and its free end has certain interval with Inner Wall of Combustion Chamber；Described two The drapery panel of level distributing device has the angle tilted down；Described lower comb is arranged between Inner Wall of Combustion Chamber and lower cylinder, for comb shape Structure, its two ends are connected with Inner Wall of Combustion Chamber and lower drum outer wall respectively；Described lower cylinder is arranged on cylinder bottom, has one with upper cylinder Set a distance, is tubular structure, and its outer wall is fixedly connected with lower comb；Described lower cover and slag-scraper are arranged on main shaft, and it is scraped Slag device is contacted with combustion chamber lower inner wall；Described main shaft is arranged on underdrive seat, is hollow shaft, can be filled in underdrive Rotated under the drive put；Water inlet pipe, warm-air pipe, vapor efferent duct are installed inside described main shaft；Described dregs-separating device peace It on main shaft, can be rotated with main shaft, be umbrella-shaped structure；Described vapor pipe, on main shaft, stretches inside main shaft Go out through dregs-separating device to the upper surface of dregs-separating device, vapor can be provided for the upper surface of dregs-separating device；Described outer swivel joint On base, one end is connected with the warm-air pipe in main shaft, and the other end is connected with lower warm-air pipe；Described interior rotation Joint is arranged on inside outer swivel joint, and one end is connected with the water inlet pipe in main shaft, and the other end is connected with lower water inlet pipe； Described lower water inlet pipe is arranged on interior swivel joint, is penetrated lower warm-air pipe and is connected with water source；Described lower warm-air pipe is arranged on On outer swivel joint, one end is connected with outer swivel joint, and the other end is connected with heat air source；Described body of heater is tubular structure, Rack-mount, upper end is connected with upper cover, and lower end is hanging.

Described main shaft, it is characterised in that：Including axis body, axle bed, vapor pipe enters warm-air pipe, water inlet pipe, baffle plate；Institute The axis body stated is the cavity body that one end is closed, and its open at one end downwards, is connected in open at one end with axle bed；Described axle bed is set The structure installed bearing and be connected with transmission device is provided with axis body open at one end, axle bed；Described steam pipe peace In axis body internal cavities, there is distance at its upper end distance axis intracoelomic cavity top seal, axis body is stretched out in its lower end through baffle plate Reach dregs-separating device surface outside and through dregs-separating device；Described steam pipe needs to be tightly connected with baffle plate junction；Described enters Warm-air pipe is arranged on baffle plate, with baffle plate fixed seal connection, and its upper end is hanging, and lower end is connected with outer swivel joint；Described Water inlet pipe is arranged on into warm-air pipe, and upper end is hanging, and lower end is connected with interior swivel joint；The upper end of described water inlet pipe stretch out into The upper end of warm-air pipe；Described baffle plate is arranged at the cavities open of axle bed lower end, is tightly connected with axle bed；Described water steams Steam pipe has multiple, on the circumference for being evenly distributed on axis body intracavity section.

Described step 4 be sort out in the residue and sorting device for discharging pyrolysis furnace block inorganic matter such as stone, Cement block etc., crushes, mixes and add the building block that appropriate additive is squeezed into architectural engineering.

Described step 5 be the hydrogen chloride and sulfur dioxide that will be produced in pyrolysis furnace by neutralizing device, be allowed to be converted into Form the stoste of liquid fertilizer.

Described neutralizing device, it is characterised in that：Including flue gas inlet pipe, shell, petticoat pipe, blast pipe, spray equipment, chemical fertilizer Stoste outlet；Described flue gas inlet pipe is arranged on the lower end of shell, and one end is connected with the combustion chamber installed in lower housing portion, lower end The fixed gas escape pipe connection of middle part and pyrolysis furnace, the other end stretches into enclosure；Described shell is arranged on combustion chamber upper end, It is confined air cavity positioned at pyrolysis furnace top；Described petticoat pipe is arranged on the upper end of flue gas inlet pipe, is umbrella-shaped structure；Described Petticoat pipe has gap with inner walls；There is gap described petticoat pipe bottom with flue gas inlet pipe upper end；Described blast pipe is set outside Shell top, is tubular structure, and one end is connected with enclosure, the other end and atmosphere；Described spray equipment is arranged on row Tracheal strips, have certain distance above petticoat pipe with petticoat pipe, and neutralising fluid can be sprayed to the sky between petticoat pipe and blast pipe Between；Described chemical fertilizer stoste outlet is arranged on the bottom of shell, is connected with shell inner cavity.

Described step 6 is that the steam for producing pyrolysis furnace is cooled by condenser, turns the higher gas of condensing temperature Liquid is turned to, oil vapour and vapor are refered in particular in this step.

Described condenser, it is characterised in that：Including first-stage condenser, first-stage condenser shell, first-stage condenser heat is handed over Parallel operation, right air inlet pipe, secondary condenser shell, non-condensable gas export, middle air inlet pipe, left air inlet pipe, secondary condenser heat exchange Device；Described first-stage condenser is arranged on the upper end of oil water separator, the catch tray connection suitable for reading of its lower end and oil water separator； Described first-stage condenser shell is arranged on the upper end of oil water separator；Described first-stage condenser heat exchanger is arranged on one-level In condenser casing, there is cooling liquid to pass through in heat exchanger；Described right air inlet pipe is arranged on first-stage condenser shell upper Right side, one end is connected with the outlet of pyrolysis furnace cracked gas, and the other end is connected with first-stage condenser shell inner cavity；Described two grades are cold Condenser shell is arranged on inside first-stage condenser, its underpart opening, upper periphery and first-stage condenser shell airtight connection；It is described Non-condensable gas export be arranged on secondary condenser shell, connected with secondary condenser shell inner cavity；Described middle air inlet pipe Placed in the middle installed in first-stage condenser shell upper, one end is connected with the outlet of pyrolysis furnace cracked gas, the other end and first-stage condenser Shell inner cavity is connected；Described left air inlet pipe is arranged on the left of first-stage condenser shell upper, one end and pyrolysis furnace cracked gas Outlet connection, the other end is connected with first-stage condenser shell inner cavity；Described secondary condenser heat exchanger is cold installed in two grades Circulation has cooling liquid in condenser enclosure, its heat exchanging pipe.

Described step 7 is to will not be able to liquefied gas at normal temperatures, passes through combustion gas retracting device this step middle finger It is carbon monoxide and hydrogen, is transported to air accumulator, is then transported to again after compressor in pyrolysis furnace as fuel, thus Addition fuel in addition is saved, the energy is saved.

Described step 8 is that oil water mixture is sent into oil water separator, and oil is separated with water, and is respectively delivered to not Same storage location.

Described oil water separator, it is characterised in that：Including outer shell of oil-water separator, oil-out, sewage draining exit, feed tube, Outlet pipe, catch tray；Described outer shell of oil-water separator is arranged on the lower end of condenser, is thin wall cavity body, and outside condenser Shell is connected；Described oil-out is arranged on outer shell of oil-water separator, is connected with outer shell of oil-water separator inner chamber, described is fuel-displaced Position height of the position height on outer shell of oil-water separator of mouth higher than the delivery port of outlet pipe；Described sewage outfalls setting In the bottom of outer shell of oil-water separator, valve is installed；Described feed tube is arranged on outer shell of oil-water separator inner chamber, for pipe Shape, upper end is connected with catch tray, and lower end is open；Described outlet pipe is arranged on outer shell of oil-water separator, passes through pipeline and oil The position height of the upper end delivery port of the described outlet pipe of separator bottom of shell inner cavity connection is high less than the position of oil-out Degree；Described catch tray is arranged on the inner chamber of outer shell of oil-water separator, is on back taper thin-walled hollow body, its upper end and condenser First-stage condenser cage connection, lower end is connected with feed tube.

Described step 9, is, by adding appropriate additive, to be made the stoste of the liquid fertilizer of output in step 5 Meet the liquid fertilizer of chemical fertilizer standard index, and store.

Beneficial effect

The beneficial effects of the present invention are can realize the continuous cracking of multicomponent plastic garbage, and do not discharged in cracking process Solid, the liquids and gases of any pollution environment, realize the comprehensive utilization of plastic garbage, save the energy.

Brief description of the drawings

Fig. 1 is the structural representation of the present invention

1. pretreatment system, 2. conveying equipments, 3. pyrolysis furnace feed bins, 4. pyrolysis furnaces, 5. pyrolysis furnace gas outlet ducts, 6. combustion gas Recovery system, 7. air compressors, 8. condensers, in 9. and device, 10. oil water separators, 11. oils efferent ducts, 12. water are defeated Outlet pipe, 13. oil-water mixture delivery pipes, 14. building block production equipments, 15. building blocks are pulverized and mixed device.

Fig. 2 is the structural representation of pretreatment system sorting device

1-1. frames, 1-2. shells, 1-3. conveyer belts, 1-4. setting wheels, 1-5. separation wheels, 1-6. drawing-inrollers, 1-7. particles go out Material mouth, 1-8. stone discharging openings, 1-9. plastics discharging openings.

Fig. 3 is the structural representation of conveying equipment

2-1. air conveying devices, 2-2. accumulators, 2-3. dissipates wind net, 2-4. chain types lifting conveying device.

Fig. 4 is that chain type lifting conveying device splits the structural representation after outer cover

At 2-41. supports, 2-42. drive sprockets, 2-43. support sprocket wheels, 2-44. chains, 2-45. conveying scraper plates, 2-46. preheatings Manage device, 2-47. outer covers, the track of 2-48. additive-adding devices.

Fig. 5 is the structural representation of pyrolysis furnace

41. support, 42. underdrive devices, 43. receive slag pan, 44. lower blast pipes, 45. times interlayers, 46. Gas Pipes, 47. burnings Device, 48. combustion chambers, 49. hot blast discharge pipes, 410. fuel-air mixture efferent ducts, 411. fixed gas escape pipes, 412. upper covers, 413. charging axial brake devices, 414. charging axles, 415. taper feed bins, 416. feeding screws, 417. feeder outer covers, 418. Upper cover plate, 419. flowlines, stock guide on 420., 421. one-level distributing devices are combed on 422., cylinder, 424. 2 grades of clothes on 423. Device, 425. times combs, 426. times cylinders, 427. lower covers and slag-scraper, 428. main shafts, 429. dregs-separating devices, 430. vapor pipes, 431. Outer swivel joint, swivel joint, 433. times water inlet pipes, 434. times warm-air pipes, 435. bodies of heater in 432..

Fig. 6 is the structural representation for neutralizing device

91. flue gas inlet pipe, 92 shells, 93. petticoat pipes, 94. blast pipes, 95. spray equipments, 96. chemical fertilizer stoste outlets.

Fig. 7 is the structural representation of condenser

8. condenser, 10. oil water separators, 81. first-stage condensers, 82. first-stage condenser shells, 83. first-stage condensers heat is handed over Parallel operation, 84. right air inlet pipe, 85. secondary condenser shells, 86. non-condensable gas exports, air inlet pipe in 87., 88. left air inlet pipe, 89. secondary condenser heat exchanger.

Fig. 8 is the structural representation of oil water separator

8. condenser, 101. outer shell of oil-water separator, 102. oil-outs, 103. sewage draining exits, 104. feed tubes, 105. delivery ports, 106. catch tray.

Fig. 9 is the structural representation of main shaft

281. axis bodies, 282. axle beds, 283. vapor pipes, 284. enter warm-air pipe, 285. water inlet pipes, 286. baffle plates.

Embodiment

In order to further illustrate technical scheme, in conjunction with accompanying drawing, illustrate the embodiment of the present invention, such as Frame 1-1 is arranged in Fig. 1-8, this example from the general frame of the industry as frame 1-1 in Equipment Foundations, for propping up Support and install whole functional part；Shell 1-2 is made from 1 millimeter of steel plate of thickness, shell 1-2 is arranged on frame 1-1； From the general chain type conveyor belt of the industry as conveyer belt 1-3, conveyer belt 1-3 is arranged on to frame 1-1 one end, and with moving Pending plastic garbage, can be sent at setting wheel 1-4 by power and control system connection from the charging aperture of sorting device；This example Middle selection hollow cylinder is as setting wheel 1-4 main body, and two ends set rotating shaft, and are connected with transmission device, and described is dialled Material wheel 1-4 is arranged on frame 1-1, and positioned at conveyer belt 1-3 top, and positioned at conveyer belt 1-3 afterbodys one end；In this example Multiple switch-plates being hinged with setting wheel 1-4 are provided with setting wheel 1-4, setting wheel 1-4 excircle is evenly arranged in；Ensure Setting wheel 1-4 direction of rotation is opposite with the direction of rotation of conveyer belt 1-3 afterbody drive sprockets；Hollow cylinder is selected in this example Power transmission shaft is installed as separation wheel 1-5 main body, and at two ends, separation wheel 1-5 is arranged on frame 1-1, positioned at conveyer belt The bottom of drawing-inroller 1-6 outside 1-3 afterbodys one end, power transmission shaft is connected with transmission device, it is ensured that its direction of rotation and feeding Take turns 1-6 identical；Sorter is installed on separation wheel 1-6；Described sorter is platy structure；The uniform excircle for being covered with separation wheel Surface；From welded steel plate into main body of the cylinder type hollow body as drawing-inroller 1-6 in this example, and transmission is installed at both ends Axle, drawing-inroller 1-6 is arranged on frame 1-1, positioned at setting wheel 1-4 rear portion and separation wheel 1-5 top；On drawing-inroller Feed appliance is set；Feed appliance is tabular, is uniformly covered with drawing-inroller 1-6 excircle；Also set up simultaneously in drawing-inroller 1-6 excircles There is blower, blower is evenly arranged in drawing-inroller 1-6 excircle, and drawing-inroller 1-6 can produce tangential wind-force when rotating；Will The power transmission shaft at drawing-inroller 1-6 two ends is connected the rotation side for ensureing drawing-inroller 1-6 direction of rotation with separation wheel 1-5 with transmission device To identical, be so conducive to when two-wheeled rotates, the delivery sheet and material selecting board of its excircle are interlaced, by plastic garbage Fibre object or the larger plastic garbage of volume are cut short, torn up；From comb type frame as particle discharging opening 1-7 in this example, it is combed Spacing distance is less than the minimum grain size of the conveying plastics of design；So ensure that dust in small, broken bits and debris can be from particle discharging opening 1- Discharged in 7, and satisfactory plastics are not discharged；Particle discharging opening 1-7 is arranged on shell 1-2, positioned at separation wheel 1-5 Bottom；Stone discharging opening 1-8 is arranged on shell 1-2 as stone discharging opening 1-8 from self-weight reset formula baffle plate in this example On, positioned at the rear of separation wheel and positioned at particle discharging opening 1-7 top；So when the lightweight object of the class of plastic flakes one is encountered During stone discharging opening 1-8, it will be stopped by stone discharging opening 1-8, when the weights such as stone, metal derby meet stone discharging opening 1-8 When, the gravity of striker plate can be overcome, and discharge outside shell 1-2；It is made to enter with air conveying device from thin-walled steel plate in this example Plastics discharging opening 1-9 is arranged on shell 1-2, position by the section identical tubular article of material mouth matching as plastics discharging opening 1-9 In drawing-inroller 1-6 rear portion oblique upper, docked with the air conveying device entrance of conveying device, this completes pretreatment system 1 Sorting device implementation, in sorting device front end, from the chain type conveyor belt that the industry is general, and thereon install preheating remove Wet device, is combined with sorting device, is formed pretreatment system 1.

The tubular of square-section is made in this example from thin-walled steel plate, as air conveying device 2-1, air conveying device 2-1 is pacified Between plastic garbage sorting device and accumulator 2-2, the plastics discharging opening 1-9 of its charging aperture and plastic garbage sorting device Connection, its discharging opening is connected with accumulator 2-2；Selected and plastics in the pressure and wind speed in accumulator 2-2, this example to reduce The sectional area that garbage sorting equipment connects one end is less than the sectional area that one end is connected with accumulator 2-2；Plastic wire is selected in this example As scattered wind net 2-3, scattered wind net 2-3 is arranged on the suitable for reading of accumulator 2-2, covers that whole accumulator 2-2 is suitable for reading and and storing Device 2-2 is fixedly connected, and its mesh diameter is less than the particle diameter of plastic garbage, and can either so play the effect of scattered wind and have can prevent plastics Fragment flies out；The tapered upper shed cavity body of chamfered edge is made from thin-walled steel plate in this example, as accumulator 2-2, is installed In air conveying device discharge port end and chain type lifting conveying device feed inlet end；It is defeated from the general chain scraper of the industry in this example Lifting device is sent as chain type and lifts conveying device 2-4；One end that chain type is lifted into conveying device 2-4 is arranged on accumulator 2-3 Inside, the other end is connected with In Cracking Feedstock storehouse, from the frame conduct of the general chain scraper conveyer of the industry in this example Support 2-41, support 2-41 is arranged between accumulator 2-3 and pyrolysis furnace 4, respectively with accumulator 2-3 and pyrolysis furnace 4 branch Support part part connection；From the general drive sprocket for meeting national standard of the industry respectively as drive sprocket 2-42 and support chain 2-43 is taken turns, drive sprocket 2-42 is arranged on support one end, is connected with the drive of the power set of conveying equipment；Driven in this example Movable sprocket 2-42 has two, on same axle, and positioned at support both sides, is so conducive to keeping two when load is heavier Balance in power side, it is to avoid cause chain and scraper plate to operate unstable；Support sprocket wheel 2-43 is arranged on support 2-41, in this example Support sprocket wheel 2-43 has multiple, positioned at support 2-41 both sides, support 2-41 longitudinal side is evenly distributed on, with drive sprocket 2- 42 are located at the same level of support 2-41 both sides respectively；Chain has two in this example, is separately mounted to the drive of support 2-41 both sides Movable sprocket 2-42 and support sprocket wheel 2-43 excircles structure in a ring；Conveying scraper plate is used as from the general conveying scraper plate of the industry 2-45, conveying scraper plate 2-45 is arranged between two chains, its two ends is connected with the chain of both sides respectively；Conveying is scraped in this example Plate 2-45 has multiple, parallel and be evenly arranged on ring chain, to ensure uniform load；In this example preheating is used as from copper pipe Tube heater and blowing hot-air device in processing unit 2-46, the pre-heat treatment device 2-46 is arranged on inside outer cover 2-47 and leaned on Nearly one end of pyrolysis furnace 4, and positioned at conveying scraper plate 2-45 top；Wherein heating tube is connected with the hot air duct of pyrolysis furnace 4, institute Producing heat being capable of heating of plastic rubbish, water content during reduction entrance pyrolysis furnace 4；Blowing hot-air device is lifted installed in chain type Conveying device 2-4 discharge port end, is made up of multiple warm-air pipes, the air outlet alignment chain type lifting conveying device 2- of its warm-air pipe Plastic garbage is heated to after certain softening degree enter back into pyrolysis furnace feed bin by 4 spout area, the hot blast of blowout；In this example Outer cover 2-47 is made from thin-wall stainless steel plate bending, outer cover 2-47 is arranged on outside support 2-41, and support 2-47 is removed In side outside two ends is wrapped in, so in order to avoid being that dust from flying causes production environment secondary in plastic garbage course of conveying Pollution, while playing insulation and the effect of safety；From track 2-48 of the square steel as additive-adding device in this example, by it Installed in support 2-41 both sides, it is connected, is made up of two parallel tracks, its track length with support 2-48 through outer cover 2-47 Identical with the support 2-41 length that chain type lifts conveying device, this completes the implementation of conveying equipment 2.

Described main shaft, it is characterised in that：Including axis body, axle bed, vapor pipe enters warm-air pipe, water inlet pipe, baffle plate；Choosing With material of the general commercially available stainless steel of the industry as axis body 281, because axis body 281 is always in the state of temperature is higher Work；By the one end of axis body 281 closing one end open formation open cavity body, its open at one end is downward, in open at one end and axle bed 282 connections；Axle bed 282 is arranged in the open at one end of axis body 281, this example and uses integrally manufactured axis body 281 and axle bed 282；Axle Seat is equally hollow body, and the endoporus of its endoporus and axis body 281 matches；Peace is set on axle bed using the general method of the industry Dress bearing and the structure being connected with transmission device；By steam pipe 283 be arranged on the internal cavities of axis body 281 in, its upper end away from There is the distance that 50 millimeters are selected in 10-100 millimeters of distance, this example at the off-axis inner cavity top closing of body 281, its lower end is passed through Baffle plate 286, which stretches out outside axis body 281 and is upward through dregs-separating device 429 after bending, reaches the surface of dregs-separating device 429；By steam pipe 283 It is tightly connected with the junction of baffle plate 286；Warm-air pipe 284 will be entered on the baffle plate 286, and the fixed seal connection of baffle plate 286, its Upper end is hanging, and lower end is connected with outer swivel joint 431, it is ensured that the center for entering warm-air pipe 284 is overlapped with the axis of axle bed 282；Will Water inlet pipe 285 is arranged on into warm-air pipe 284, and upper end is hanging, and lower end is connected with interior swivel joint 432；Set water inlet pipe 285 The upper end into warm-air pipe 284 is stretched out in upper end；At the cavities open that baffle plate 286 is arranged on to the lower end of axle bed 282, with axle bed 282 It is tightly connected；It is thus complete on the circumference for being evenly distributed on the intracavity section of axis body 281 from 3 steam pipes 283 in this example Into the implementation of main shaft 428.

Add crossbearer to constitute support 41 from four general supporting legs of the industry in this example, support 41 is arranged on body of heater 435 Periphery bottom, for supporting and fixing body of heater, keep the stabilization of whole pyrolysis furnace 4；Filled in this example from Worm Wheel System The bottom that body of heater 435 is disposed at as underdrive device 42 is put, main shaft 428 and receipts slag pan 43 can be driven to rotate；This example The back taper cavity body of middle selection upper shed will receive slag pan 43 and be arranged on the bottom of body of heater 435, and be looped around as slag pan 43 is received Around main shaft 428；The edge of slag pan 43 will be received slag notch is set, its slag notch is connected with building block extrusion equipment；From stainless steel Lower blast pipe 44 is arranged on body of heater 435, connected with the place space of burner 47 as lower blast pipe 44 by pipe；By lower interlayer 45 are arranged on the inner chamber bottom of body of heater 435, and upper end is connected with the lower interlayer wall where burner 47, and is formed with the lower inwall of interlayer 45 Confined space；Gas Pipe 46 is arranged on body of heater 435, is connected through furnace body wall with burner 47；Fired in this example from coal gas On the lower wall that burner 47 is arranged on to combustion chamber 48, burning is extend into through the lower wall of combustion chamber 48 as burner 47 for burner In room 48；On the periphery of burner 47, air inlet duct is set；Multiple burners 47 are selected in this example, the lower wall of combustion chamber 48 is evenly distributed on On, reach the effect of homogeneous heating；Combustion chamber 48 is arranged on the middle part of body of heater 435, is relatively closed space；Its lower wall and stove Body 435 and lower interlayer 45 are connected, and upper wall has certain intervals with lower wall, and end is connected with lower wall and body of heater；Ensure that combustion chamber 48 exists The position of main shaft 428 is that have metric space with main shaft excircle；Hot blast discharge pipe 49 is arranged on outside body of heater 435, with burning The inside of room 48 is connected；Fuel-air mixture efferent duct 410 is arranged on body of heater 435, positioned at the upper top of stock guide 420；Setting oil The position of gas mixture output tube 410 is higher than the position of flowline 419；Fixed gas escape pipe 411 is arranged on body of heater 435, Near taper feed bin 415 and the binding site of body of heater 435；Upper cover 412 is arranged at the top of body of heater, is half from upper cover 412 Spherical hollow space body, bottom and the upper end airtight connection of body of heater 435；Side sets fan-shaped charging aperture in upper cover 412, with conveying equipment 2 discharging opening docking；From the general motor acceleration and deceleration device of the industry as charging axial brake device 413, by charging axle driving Device 413 is arranged on the upper outside of upper cover 412, is connected with charging axle 414, and charging axle 414 can be driven to rotate；Axle will be fed 414 are arranged between upper cover 412 and taper feed bin 415, can be rotated around own axes；Taper feed bin 415 is arranged on body of heater 435 top, selection back taper thin wall cavity body as taper feed bin 415 shape, in its taper along and the closed company of body of heater 435 Connect, circular open is arranged at bottom；Feeding screw 416 is arranged on to the lower end of charging axle 414, and under taper feed bin 415 At end opening, it is fixedly connected with charging axle 414；Ensure that feeding screw 416 matches with the internal diameter of feeder outer cover 417；It will enter Glassware outer cover 417 is arranged on the lower end of taper feed bin 415, is set as tubular construction；By the upper end of feeder outer cover 417 and conical material Storehouse 415 is fixedly connected, and its internal diameter is matched with the rotation external diameter of feeding screw 416；Discharge for convenience, by feeder outer cover 417 Lower end sets enlarging；Upper cover plate 418 is arranged on to the lower end of taper feed bin 415, is umbrella shape, Open Side Down, its outward flange with it is upper Stock guide 420 interlocks；Flowline 419 is set on body of heater 435, positioned at the top of upper stock guide 420, its height is mixed less than oil gas Close the position of gas efferent duct 410；Upper stock guide 420 is arranged on the top of body of heater 435 and positioned at the top of combustion chamber 48, upper cover 412 bottom, its overhanging end interlocks with upper cover 412；One-level distributing device 421 is arranged on the upper end of main shaft 428, one end is consolidated with main shaft Fixed connection, the other end is hanging, is made up of polylith drapery panel, all drapery panels are interlaced, arranged in flakey, its free end There is certain interval with the inwall of combustion chamber 48；In order to which the convenient drapery panel by one-level distributing device 421 of blanking sets the angle tilted down Degree；Upper comb 422 is arranged between the inwall of combustion chamber 48 and upper cylinder 423, selection is comb shape structure in this example, around upper cylinder 423 Arranged in radiation shape, it would however also be possible to employ network structure；Two ends are connected with the inwall of combustion chamber 48 and the outer wall of upper cylinder 423 respectively；This It is tubular structure that upper cylinder 423 is selected in example, and its outer wall is fixedly connected with upper comb 422, and inside circumference is provided with supports main shaft 428 Axle bed, installs bearing in axle bed, upper support and rotation for main shaft 428；Two grades of distributing devices 424 are arranged on upper cylinder 423 lower ends, one end is connected with main shaft 428, and the other end is hanging, is set to polylith drapery panel composition, polylith drapery panel is mutually handed over Mistake, is arranged in flakey, and its free end has certain interval with the inwall of combustion chamber 48, is easy to plastics to pass through；Blanking for convenience, will The drapery panel of two grades of distributing devices sets the angle tilted down；By it is lower comb 425 be arranged on the inwall of combustion chamber 48 and lower cylinder 426 it Between, capital and interest selection is comb shape structure, and its two ends is connected with the inwall of combustion chamber 48 and the lower outer wall of cylinder 426 respectively；Lower cylinder 426 is set In the upper bottom of cylinder 423, there is certain distance with upper cylinder 423, select tubular structure, its outer wall is fixedly connected with lower comb 425, for propping up The lower cylinder 426 of support；Lower cover and slag-scraper 427 are arranged on main shaft 428, its slag-scraper is connect with the lower inner wall of combustion chamber 48 Touch, its effect is to strike off the residue for being bonded in inwall；Main shaft 428 is arranged on underdrive seat, hollow shaft, Neng Gou is set to Rotated under the drive of underdrive device 42；Water inlet pipe, warm-air pipe, vapor efferent duct are installed inside main shaft 428；By dregs-separating device 429 are arranged on main shaft 428, can be rotated with main shaft 428, be set to umbrella-shaped structure；Vapor pipe 430 is arranged on master On axle 428, stretched out by the inside of main shaft 428 through dregs-separating device 429 to the upper surface of dregs-separating device 429, can be the upper of dregs-separating device 429 Surface provides vapor, so that vapor is combined generation water-gas with hot-engine sludge；Outer swivel joint 431 is arranged on bottom On seat, one end is connected with the warm-air pipe in main shaft 428, and the other end is connected with lower warm-air pipe 434；By interior swivel joint 432 are arranged on inside outer swivel joint 431, and one end is connected with the water inlet pipe in main shaft 428, the other end and lower water inlet pipe 433 connections；Lower water inlet pipe 433 is arranged on interior swivel joint 432, lower warm-air pipe 434 is penetrated and is connected with water source；By lower hot blast Pipe 424 is arranged on outer swivel joint 431, and one end is connected with outer swivel joint 431, and the other end is connected with heat air source；Selection The general tubular structure of the industry is installed on support 41 as body of heater 435, and upper end is connected with upper cover 412, and lower end hangs Sky, this completes the implementation of pyrolysis furnace 4.

Flue gas inlet pipe 91 is arranged on to the lower end of shell 92, lower end is connected with the combustion chamber installed in the bottom of shell 92, under End middle part is connected with the fixed gas escape pipe of pyrolysis furnace 4, and the other end is stretched into inside shell 92；Shell 92 is arranged on combustion chamber End, is confined air cavity positioned at the top of pyrolysis furnace 4；Petticoat pipe 93 is arranged on to the upper end of flue gas inlet pipe 91, umbrella knot is set to Structure；Ensure that petticoat pipe 93 and the inwall of shell 92 have gap during installation, so that ejecting liquid is flowed down；The bottom of petticoat pipe 93 and flue gas are entered Pipe 91 leaves gap between upper end, so that gas flows out；Blast pipe 94 is arranged on the top of shell 92, tubular structure, one is set to End is connected with the inside of shell 92, the other end and atmosphere；Spray equipment 95 is arranged in blast pipe, positioned at the top of petticoat pipe 93 There is certain distance with petticoat pipe 93, neutralising fluid can be sprayed to the space between petticoat pipe and blast pipe, in order to pernicious gas Fully contact mixing；Chemical fertilizer stoste outlet 96 is arranged on to the bottom of shell 92, connected with the inner chamber of shell 92, so as to what is sprayed out The chemical fertilizer stoste outflow that neutralising fluid is formed after being mixed with flue gas, this completes the implementation for neutralizing device 9.

First-stage condenser 81 is arranged on to the upper end of oil water separator 10, its lower end and the catch tray of oil water separator 10 106 connections suitable for reading；First-stage condenser shell 82 is arranged on to the upper end of oil water separator 10；By first-stage condenser heat exchanger 83 In first-stage condenser shell 82, handed in this example from the general tubing heat exchanger of the industry as first-stage condenser heat There is cooling liquid to pass through in parallel operation 83, first-stage condenser heat exchanger 83；Right air inlet pipe 84 is arranged on first-stage condenser shell 82 upper rights, one end is connected with the outlet of the cracked gas of pyrolysis furnace 4, and the other end is connected with the inner chamber of first-stage condenser shell 82；Will Secondary condenser shell 85 is arranged on inside first-stage condenser 81, its underpart opening, upper periphery and first-stage condenser shell 82 Airtight connection；Non-condensable gas export 86 is arranged on secondary condenser shell 85, connected with the inner chamber of secondary condenser shell 85； Middle air inlet pipe 87 is arranged on the top of first-stage condenser shell 82 between two parties, one end is connected with the outlet of the cracked gas of pyrolysis furnace 4, another End is connected with the inner chamber of first-stage condenser shell 82；Left air inlet pipe 88 is arranged on the upper left-hand of first-stage condenser shell 82, one end It is connected with the outlet of the cracked gas of pyrolysis furnace 4, the other end is connected with the inner chamber of first-stage condenser shell 82；By secondary condenser heat exchange Device 89 is arranged on inside secondary condenser shell 85, is handed over from the general tubing heat exchanger of the industry as secondary condenser heat Circulation has cooling liquid in parallel operation 89, secondary condenser heat exchanger 89, and secondary condenser shell 85 is handed over secondary condenser heat Parallel operation 89 constitutes secondary condenser, and this completes the implementation of condenser 8.

Outer shell of oil-water separator is pacified into 101 lower ends for being mounted in condenser 8, thin wall cavity body is set to, with condenser casing 82 connections；Oil-out 102 is arranged on outer shell of oil-water separator 101, connected with the inner chamber of outer shell of oil-water separator 101, is set Position height of the position height on outer shell of oil-water separator 101 of oil-out 102 higher than the delivery port 105 of outlet pipe；Will Sewage draining exit 103 is arranged on the bottom of outer shell of oil-water separator 101, and valve is installed thereon, regularly to discharge dirt；By feed liquor Pipe 104 is arranged on the inner chamber of outer shell of oil-water separator 101, is set to tubulose, upper end is connected with catch tray 106, and lower end is open；By water outlet Mouth 105 is arranged on outer shell of oil-water separator 101, is connected by pipeline with the intracavity bottom of outer shell of oil-water separator 101, to take out Remove the water in portion；The position height for setting delivery port is less than the position height of oil-out；Catch tray 106 is arranged on water-oil separating The inner chamber of device shell 101, is set to back taper thin-walled hollow body, and its upper end connects with the first-stage condenser shell 82 on condenser 8 Connect, lower end is connected with feed tube 104, this completes the implementation of oil water separator 10.

Pretreatment system 1 is arranged on to the charging aperture section of conveying equipment 2, is connected with conveying equipment 2；Conveying equipment 2 is pacified Between pretreatment system 1 and dore furnace 3, its import is connected with pretreatment system 1, and its outlet is connected with dore furnace 4；Using The general hoist engine of the industry pulls the mode of dolly to set additive-adding device 3, and allows it being arranged on conveying equipment 2 Track on run, by additive-adding device 3 be arranged on conveying equipment 2 on, its end is connected with dore furnace feeding warehouse；It will split Solve stove and be arranged on the discharging opening one end of conveying equipment 2, its feeding warehouse is connected with conveying equipment 2 and additive-adding device 3, its outlet Mouth is connected with conveyance conduit, and its slag notch is connected with building block production equipment 14；Device 9 will be neutralized installed in the top of pyrolysis furnace 4, It is connected, and is connected with neutralization additive and water inlet pipe by pipeline with the feeding warehouse upper cover of pyrolysis furnace 4, its liquid fertilizer stoste goes out Mouth is connected with liquid fertilizer storage device by pipeline；Combustion gas recovery system is used as using other general recovery systems of the industry 6, combustion gas recovery system 6 is arranged between condenser 8 and pyrolysis furnace 4, connected respectively with condenser 8 and pyrolysis furnace 4 by pipeline It is logical；Described condenser 8 is arranged on the side of pyrolysis furnace 4, is connected by pipeline with the gas outlet duct of pyrolysis furnace 4；By oil Separator 10 is arranged on the bottom of condenser 8, and its outlet is connected with oily output channel and water delivery pipe road respectively；Using the industry Building block production equipment 14 is arranged on the side of pyrolysis furnace 4, with splitting by general building block production equipment as building block production equipment 14 Solve the slag notch linking of stove 4；Using the general oil tank of the industry as storage of oils equipment, storage of oils equipment is arranged on oil The side of separator, is connected by the oil-out of pipeline and oil water separator, just completes the reality of plastic garbage processing system Apply.

Using when, the plastic garbage gathered is sent into plastic garbage pretreatment system 1, sent after prebake and sorting Enter conveying equipment 2, conveying equipment 2 is heated to the plastic garbage of outlet again, pyrolysis furnace is then entered together with additive 4；The additive used in this example mainly includes lime, and hollow alumina, molecular sieve, used oil primarily serves neutralization and fixed line Hydrogen chloride and sulfur dioxide gas, prevent that equipment is caused to corrode and lubricated and catalytic action；Normal pressure is carried out in pyrolysis furnace 4 Anaerobic continuous cracking；The gas that pyrolysis furnace 4 is produced is liquefied by condenser 8, and the oil water mixture after liquefaction enters oil Separator 10, not liquefied gas comes back to pyrolysis furnace 4 as fuel into combustion gas recovery system 6；In the bottom of pyrolysis furnace 4 Slagging is slagged tap using immersion type, to ensure the internal cleavage room of pyrolysis furnace 4 with extraneous without air exchange；Into oil water separator 10 liquid mixture, enters pond through oil-out and delivery port respectively by separation and oil tank is recycled, by neutralizing The hydrogen chloride and sulfur dioxide of device 9 are neutralized by liquid, using ammoniacal liquor and additive as neutralising fluid in this example, after neutralization Multicomponent liquid fertilizer stoste is generated, crops are applied to for manufacture chemical fertilizer or small range after storage.

As a result of anaerobic cracking, the generation of toxic gas is reduced；It is interval as a result of multi-step temperature, that is, three Level cloth, can adapt to the cracking of the plastic garbage of unlike material will not produce due to the stove blast that cracking temperature difference is produced With the accident for bonding body of heater；As a result of immersion type deslagging, it is to avoid secondary pollution to environment；Returned as a result of combustion gas Receive and utilize, save the energy；Slag is drenched as a result of vapor, and has slag scraper continuously to work, deslagging is reduced, produces more Water-gas, and avoid body of heater bonding；As a result of continuous cracking, it is to avoid the air pollution of too many levels；As a result of Conventional cracking, it is to avoid because hypertonia produces pyrolysis furnace Explosion of boiler proper；As a result of building block production, recycle solid Body waste material, reduces secondary pollution；As a result of device is neutralized, toxic gas discharge is reduced, while producing fluidization Fertilizer；Therefore this method has efficiency high, and environmental pollution is small, and salvage value is high.

One embodiment of the present invention simply is listed in the present embodiment, all technical sides of the present invention are not represented Case, any deformation done on this basis is considered as invading technical scheme.

Claims

1. a kind of a kind of plastic garbage pyrolysis furnace, it is adaptable to plastic garbage processing system, it is characterised in that：Including support, pass down Dynamic device, receives slag pan, lower blast pipe, lower interlayer, Gas Pipe, burner, combustion chamber, hot blast discharge pipe, fuel-air mixture output Pipe, fixed gas escape pipe, upper cover, charging axial brake device, charging axle, taper feed bin, feeding screw, feeder outer cover, on Cover plate, flowline, upper stock guide, one-level distributing device, upper comb, upper cylinder, two grades of distributing devices, lower comb, lower cylinder, lower cover and scrape slag dress Put, main shaft, dregs-separating device, vapor pipe, outer swivel joint, interior swivel joint, lower water inlet pipe, lower warm-air pipe, body of heater；Described branch Frame is arranged on the periphery bottom of body of heater, can support and fix body of heater；Described underdrive device is arranged on bottom of furnace body, can Drive main shaft and receive slag pan rotation；Described underdrive device is worm gearing；Described receipts slag pan is arranged on stove The bottom of body, is the thin wall cavity body of upper shed, can be rotated around its center；Described receipts slag pan edge, which is provided with, slags tap Mouthful；Described lower blast pipe is arranged on body of heater, is connected with space where burner；Described lower interlayer is arranged on body of heater inner chamber Bottom, upper end is connected with the lower interlayer wall where burner, and forms confined space with lower interlayer inwall；Described Gas Pipe peace On body of heater, it is connected through furnace body wall with burner；Described burner is arranged on the lower wall of combustion chamber, through combustion chamber Lower wall extend into combustion chamber；There is air inlet duct on described burner periphery；Described combustion chamber is arranged in the middle part of body of heater, is relatively close The space closed；Its lower wall is connected with body of heater and lower interlayer, and upper wall has certain intervals with lower wall, and end is connected with lower wall and body of heater； Described hot blast discharge pipe is arranged on outside body of heater, is connected with combustion chamber；Described fuel-air mixture efferent duct is arranged on On body of heater, positioned at upper stock guide top；The position of described fuel-air mixture efferent duct is higher than the position of flowline；It is described not Solidifying gas escape pipe is arranged on body of heater, positioned at taper feed bin and body of heater binding site；Described upper cover is arranged at the top of body of heater, is Hemi-spherical cavities body, bottom and body of heater airtight connection；Described upper cover side is provided with charging aperture；Described charging axle driving dress Put installed in upper cover top, be connected with charging axle, charging axle rotation can be driven；Described charging axle is arranged on upper cover and taper Between feed bin, it can be rotated around own axes；Described taper feed bin is arranged on upper of furnace body, is back taper thin wall cavity body, Edge and body of heater airtight connection in its taper, circular open is arranged at bottom；Described feeding screw is arranged on the lower end of charging axle, and At the lower ending opening of taper feed bin, it is fixedly connected with charging axle；Described feeding screw and feeder outer cover internal diameter phase Matching；Described feeder outer cover is arranged on the lower end of taper feed bin, is tubular construction；Described feeder outer cover upper end and cone Shape feed bin is fixedly connected, and its internal diameter is matched with feeding screw rotation external diameter；Described upper cover plate is arranged under taper feed bin End, is umbrella shape, Open Side Down；Its outward flange interlocks with upper stock guide；Described flowline is set on body of heater, positioned at upper stock guide Top, its height be less than fuel-air mixture efferent duct position；Described upper stock guide is arranged on upper of furnace body and is located at burning Room top, the bottom of upper cover, its overhanging end interlocks with upper cover；Described one-level distributing device is arranged on main shaft upper end, one end and master Axle is fixedly connected, and the other end is hanging, is made up of polylith drapery panel, and its free end has certain interval with Inner Wall of Combustion Chamber；Described The drapery panel of one-level distributing device has the angle tilted down；Described upper comb is arranged between Inner Wall of Combustion Chamber and upper cylinder, to comb Shape structure, two ends are connected with Inner Wall of Combustion Chamber and upper drum outer wall respectively；Described upper cylinder is tubular structure, and its outer wall is combed admittedly with upper Fixed connection, inner side is provided with the axle bed of supports main shaft；Two grades of described distributing devices are arranged on cylinder lower end, and one end connects with main shaft Connect, the other end is hanging, is made up of polylith drapery panel, its free end has certain interval with Inner Wall of Combustion Chamber；Two grades of described clothes The drapery panel of device has the angle tilted down；Described lower comb is arranged between Inner Wall of Combustion Chamber and lower cylinder, for comb shape structure, its Two ends are connected with Inner Wall of Combustion Chamber and lower drum outer wall respectively；Described lower cylinder is arranged on cylinder bottom, has certain distance with upper cylinder, For tubular structure, its outer wall is fixedly connected with lower comb；Described lower cover and slag-scraper are arranged on main shaft, its slag-scraper with Combustion chamber lower inner wall contact；Described main shaft be arranged on underdrive seat on, be hollow shaft, can underdrive device drive Lower rotation；Water inlet pipe, warm-air pipe, vapor efferent duct are installed inside described main shaft；Described dregs-separating device is arranged on main shaft On, it can be rotated with main shaft, be umbrella-shaped structure；Described vapor pipe, on main shaft, stretches out to pass through inside main shaft and divides Slag device can provide vapor to the upper surface of dregs-separating device for the upper surface of dregs-separating device；Described outer swivel joint is arranged on bottom On seat, one end is connected with the warm-air pipe in main shaft, and the other end is connected with lower warm-air pipe；Described interior swivel joint is installed Inside outer swivel joint, one end is connected with the water inlet pipe in main shaft, and the other end is connected with lower water inlet pipe；Under described Water inlet pipe is arranged on interior swivel joint, is penetrated lower warm-air pipe and is connected with water source；Described lower warm-air pipe is transferred installed in outward turning On head, one end is connected with outer swivel joint, and the other end is connected with heat air source；Described body of heater is tubular structure, installed in branch On frame, upper end is connected with upper cover, and lower end is hanging.

2. a kind of plastic garbage pyrolysis furnace according to claim 1, it is characterised in that：Described burner has multiple, It is even to be distributed on the lower wall of combustion chamber.

3. a kind of plastic garbage pyrolysis furnace according to claim 1, it is characterised in that：Described combustion chamber is at main shaft position It is hollow, has distance with main shaft excircle.

4. a kind of plastic garbage pyrolysis furnace according to claim 1, it is characterised in that：Described feeder outer cover lower end has Enlarging.

5. a kind of plastic garbage pyrolysis furnace according to claim 1, it is characterised in that：The polylith of described one-level distributing device Drapery panel is interlaced, is arranged in flakey.

6. a kind of plastic garbage pyrolysis furnace according to claim 1, it is characterised in that：Two grades of described distributing device polylith cloth Flitch is interlaced, is arranged in flakey.