CN2230397Y

CN2230397Y - Moving-type cremator

Info

Publication number: CN2230397Y
Application number: CN 95244547
Authority: CN
Inventors: 王子琪
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-08-15
Filing date: 1995-08-15
Publication date: 1996-07-03
Anticipated expiration: 2005-08-15

Abstract

The utility model relates to a moving-type cremator belonging to a combustion furnace. The cremator is composed of a solid-liquid separator, a rotary incinerator, a secondary combustor and an exhaust gas treatment device. The moving-type cremator adopts the modular organization. The whole system can be divided into the rigid connection and the metal bellows connection, which is easy to dismount and mount, so that the incinerator is easy to transport to the PCB reserve field to carry out works. The utility model adopts the pure oxygen to support combustion, which can reduce the smoke quantity and make the content of PCB reduce an order of magnitude, that is to say, the PCB failure rate can reach to 99.99999%. With the adoption of the rotary device, the utility model improves the degree of automation and the productivity.

Description

Portable incinerator

The utility model relates to incinerator, particularly is exclusively used in to split Jie's Polychlorinated biphenyls portable incinerator of (being called for short PCB).

The existing a kind of fixed PCB incinerator of China now is contained in base, man of Soviet Union village at present.Though it can reach the requirement of Environmental Protection in China method basically, but still there are a lot of problems:

1. the Polychlorinated biphenyls of the required burning of fixed incinerator should cause from various places fortune.Retired PCB pollutant all has deposit throughout the country, as preserve improperly, it can be put aside in multiple channel enters human body, infringement liver kidney and reproductive system, poisoning the lighter poor appetite occurs, feels sick, headache, hepatomegaly, and weight person can be taken place by acute hepatic necrosis, stupor, straight deadly dying.So the PCB material of transporting for long-distance, it is careful especially to require, in case traffic accident occurs in long-distance transport, its consequence is hardly imaginable.The area that influenced by fixed incinerator discharging, the concentration that the increase that will accumulate over a long period is polluted, the result can form and be subjected to PCB severe contamination area.

2, in the fixed incinerator, equipment for separating liquid from solid adopts the saw blade cutter to cut capacitor, disconnected bar phenomenon often takes place in it, in artificial replacing process, has increased the PCB contamination of heavy, moreover slow, thereby limited the raising of incinerator production efficiency with the saw blade cutting speed.

3, the primary combustion section is the fixing body of heater that tilts in fixed incinerator, after material enters stove, can not automatically move to afterbody from the front portion, needs often to be spurred with the stove hook by artificial, to reach the purpose of slagging-off.Thereby increased working strength of workers, making furnace temperature be difficult for raising increases rate of fuel consumption.

4, fixedly burning in the burner quenching of flue gas is to adopt NaoH, Nacl cooling fluid, because the flue-gas temperature height, NaoH, Nacl liquid gasify fast, and part NaoH, Nacl separate out attached on the nozzle, and its duct is stopped up, therefore need under the situation of high temperature, clear up, influence transporting to continuously of system.

In view of the problem that the said fixing incinerator exists, the purpose of this utility model is to provide a kind of portable incinerator, and incinerator fortune is caused retired PCB storage place Work in Place, improves functional reliability and automaticity.Reduce the pollution of PCB as far as possible to environment.

For achieving the above object, the utility model adopts following technical scheme to be achieved: portable incinerator is to adopt the modular organization design.Modular: equipment for separating liquid from solid A and revolution incinerator B, revolution incinerator B and after burner C, and can adopt metal bellows or ring flange to be connected between after burner C and the exhaust gas processing device D etc., be convenient to disassembly and assembly; The employing pure oxygen is combustion-supporting, reduces the content of PCB in smoke evacuation, and the PCB environmental pollution is reduced to bottom line; Incinerator is designed to turn round incinerator, makes material slowly glide automatically, directly cause and fall into except that cinder notch from burner, has improved automaticity; Improve the cutting tool of equipment for separating liquid from solid, adopt the rich font cutter of hydraulic pressure tool, improved production efficiency and reliability; The quench liquid of vent gas treatment is a clear water.

The utility model compared with prior art, its advantage:

1. portable incinerator adopts the modular organization design, can adopt full genus bellows or ring flange to connect easy accessibility between each modular.Can transport and cause retired PCB storage place Work in Place, thus the danger of having avoided PCB in long-distance moving failing, to occur; Solved simultaneously owing to the area that influenced by fixed incinerator discharging, the concentration that the increase that will accumulate over a long period is polluted, the result can form and be subjected to PCB severe contamination area.

2, this incinerator has adopted pure oxygen combustion-supporting in practicality, thereby has reduced exhaust smoke level widely, has improved treatment effeciency, the more important thing is that the content that makes PCB has reduced an order of magnitude (destructive rate that is PCB can reach 99.99999%).

3, the equipment for separating liquid from solid of incinerator adopts the rich font cutter of hydraulic pressure tool, makes its reliable operation, and the cutting efficiency height has reduced pollution.

4, the revolution incinerator of incinerator is made up of the body of heater and the stove tail of burner, inclination, after material enters from burner, in the revolution body of heater, slowly glide automatically, up to falling into except that cinder notch, its gliding speed can be controlled by the speed of gyration that changes body of heater, has improved automaticity.

5, the quenching part of vent gas treatment adopts the clear water cooling, to avoid the obstruction of nozzle.The utility model can also obtain further instruction from the following drawings and embodiment:

Fig. 1 is the utility model general illustration.

Fig. 2 is the utility model equipment for separating liquid from solid schematic diagram.

Fig. 3 is the utility model revolution incinerator schematic diagram.

Fig. 4 is the utility model after burner schematic diagram.

Fig. 5 the utility model is the exhaust gas processing device schematic diagram.

The drawing explanation:

1-feeding guide, 2-rail brackets, 3-oil collection box, 4,10-seal box, 5-feeding gate, 6-forcing press, 7-rich shape cutter, 8-workbench, 9-draw-off tray, 11-conveyer chain, 12-driven sprocket, 13-chain wheel support, 14-drive sprocket, 15-belt pulley, 16-motor, 17-oil-collecting funnel, 18-PCB fuel tank, 19,22,43,44,47,50,52-adjustment screw, 20-expansion tightening wheel, 21-web, 23,42,62,82-base, 24,37,60,61-burner, 25,59-peep hole, 26-stove tail, 27,33-sealing ring, 28-exhanst gas outlet, 29-revolution body of heater, 30-motor reducer, 31-body of heater gear wheel, 32-drive pinion, 34-charging aperture, 35-import loam cake door, 36-import Xiamen, 38,59-peep hole, 39-charging slideway, 40-burner, 41-dedusting hole, 45,49-support roller, 46,51-axial location device, 48,53-tiltedly bearings, 54-cleanout door, 55-door drive, 57-thermometer hole, 58-secondary air mouth, 63, A ₂, A ₃-bellows, 64-body of heater, 65-pressure tap, 66,67,77-smoke exhaust pipe, 68-sealing ring, 69-sample valve, 70-anti-the pipe that rises, 71-temperature tube, 72-urgent exhaust smoke valve, 73-support grid, 74-endless tube sprinkler, 75-cyclone, 76-packed tower, 78-urgent smoke exhaust pipe, 79-chimney, 80-air-introduced machine, 81-vacuum breaker, 83,86-automatic water trap, 84,85-draining valve, 87-water tank, 88-Venturi tube, 89-water jet, A-equipment for separating liquid from solid, B-revolution incinerator, C-after burner, D-exhaust gas processing device, A ₁-band.

Below by accompanying drawing embodiment of the present utility model is described in detail:

The utility model is a kind of portable incinerator, is coupled to each other institute by equipment for separating liquid from solid A, revolution incinerator B, after burner C and exhaust gas processing device D etc. and forms (as shown in Figure 1).

Equipment for separating liquid from solid A: see also shown in Figure 2ly, it is by feeding, cutting and transmit three parts and form.The feeding part: seal box 4 is positioned on the base 23, above seal box 4 inside, the feeding guide 1 that is supported by rail brackets 2 is housed, oil collection box 3 is housed below feeding guide 1, should be on same horizontal plane above workbench 8 table tops and the feeding guide 1, otherwise available adjustment screw 22 is regulated its height, is provided with feeding gate 5 in the top of feeding guide 1 terminal corresponding seal box 4 front sides; Cutting part: it is installed in the seal box 4, adopts bolt to link to each other with transmitting portions seal box 10.Forcing press 6 bottoms are contained on the base 23 that has channel-section steel, link to each other with feeding guide 1 through web 21, are provided with hydraulic jack and hydraulic piston in forcing press inside.Cutter 7 fixed mounts are housed on piston rod, have skewed slot and oil leaking hole on it, rich font cutter also is screwed in the above.Draw-off tray 9 is housed below the fixed station, and it links to each other with seal box 4 with screw.Workbench 8 is contained in above the press base, have rich font breach and the oil leaking hole corresponding with cutter 7 on it.The upper table surface of forcing press adopts bolt to link to each other, have on it rich font groove corresponding with cutter with the base of forcing press.Transmitting portions: driven sprocket 12 and drive sprocket 14 are housed on the chain wheel support 13 in seal box 10, suit one conveyer chain 11 on both peripheries, aspect conveyer chain 11 times, tighten and paste an expansion tightening wheel 20, belt pulley 15 fuses drive sprocket 14 and motor 16, be respectively equipped with oil-collecting funnel 17 and PCB fuel tank 18 below conveyer chain 11, translator unit is connected as a body by web and cutting part; Be respectively equipped with

adjustment screw

22 and 19 on the base 23 of the base 23 of feeding part and transmitting portions, it links to each other with revolution incinerator B by ring flange.

Revolution incinerator B sees also shown in Figure 3ly, and it is made up of burner 40, body of heater 29 and stove tail 26.Burner 37, peep hole 38, temperature sensor and pressure-measuring pipe are housed respectively on burner 40, oblique upper at burner 40 has a charging aperture that links to each other with equipment for separating liquid from solid 34, the charging loam cake door 35 that is promoted by air pressure is equipped with at its rear portion, and a cover plate also is equipped with in charging loam cake door 35 tops, by Motor Drive import Xiamen 36, be charging slideway 39 below; Revolution body of heater 29 is the 5 accumbency loop pillar bodies of spending that tilt, place above four rollers 45,49, on roller 45,49 bases 29,

adjustment screw

43,44,47,50,52 and axial location device 46 are housed also, the middle part of revolution body of heater 29 also is equipped with a gear wheel 31 and is meshed together steel band A with the drive pinion 32 of decelerator 30 ₁Cover on the raceway, the sliding surface that burner 40 cooperates with body of heater 29 is by asbestos cord sealing ring 33 sealings that scribble graphite; Stove tail 26 is positioned at the end of body of heater 29, and burner 24, peep hole 25, temperature sensor are equipped with in its back side.Cleanout door 54 is equipped with in the bottom of stove tail 26, and it has an exhaust smoke hole 27 by door drive 55 gauge taps in the side of stove tail 26, and it links to each other with after burner by metal bellows 63.

After burner C: see also shown in Figure 4, body of heater 64 is loaded on the base 62, the smoke exhaust pipe 66 that metal bellows links to each other is housed on the top of body of heater 64, two burners 60 and 61 are equipped with in body of heater 64 lower surfaces, peep hole 59, temperature transducer 57 also are housed on the face of cylinder of body of heater 64, pressure tap 65 also is equipped with secondary air mouth 58 in its underpart, it links to each other with exhaust gas processing device D by metal bellows.

Exhaust gas processing device D: it is shown in Figure 5 to join valve, and Venturi tube 88 1 ends link to each other with water tank 87, and its other end links to each other with the anti-pipe 70 that rises, and water jet 89 is equipped with on the top of its aditus laryngis; The anti-other end that rises by pipe 70 is connected on the urgent smoke exhaust pipe 78.The absorption tower is through connecting bellows A ₂Link to each other with water tank 87, endless tube sprinkler 74 and demist cyclone 75 are housed above its inside, 76 top connects bellows A through smoke exhaust pipe 77 on the absorption tower _a, vacuum breaker 81 is communicated with air-introduced machine 80, and vacuum breaker 81 is contained on the smoke exhaust pipe 77; Automatic drain valve 83 is housed below absorption tower 76; On urgent smoke exhaust pipe 78 urgent exhaust smoke valve 72 is housed also, this is embodiment 1 still.

Embodiment 2: on the basis of embodiment 1, revolution incinerator B and after burner C, reach after burner C and be connected by metal bellows mutually with exhaust gas processing device D, then make into to connect with ring flange, other and embodiment 1 are entirely together.

Operating process of the present utility model:

Portable incinerator is by modular design, therefore resolve into the upright parts of tens quilts to it when transportation so long, and the work-yard is shifted in entrucking respectively, and the connector that might sew PCB is all used cover plate for sealing,

When this incinerator was started working, at first the ignition combustion device 24,37,60,61, and furnace temperature is slowly risen.Wait to turn round the incinerator internal temperature and reach 800～1000 ℃, reach the after burner temperature and reach 1200～1400 ℃, make it after a period of stabilisation, just can drop into the cracking that material carries out PCB.

During operation, by the workman whole capacitor is put on the feeding guide 1, capacitor pushes on the work top 8 via feeding gate 5.By the transparent window of now examining, observe the top that makes the porcelain of capacitor and avoid rich shape cutter, in order to avoid damage cutter.Control electricity knob by motor press 6 makes cutter under the promotion of oil cylinder piston, behind the table top by workbench 8, cut in the capacitor gradually, PCB is by flowing out in the housing, small opening on workbench 8 flows into cutter 7 fixed mounts, skewed slot and oilhole inflow draw-off tray 9 via wherein flow in oil-collecting funnel 17 and the PCB fuel tank 18 again.Oil cylinder piston continues to rise, and till capacitor was cut off, cutter began to fall after rise then, till the table top that is lower than workbench 8.The integral capacitor device that the fragment capacitor is entered on the workbench 8 again pushes conveyer chain 11, and PCB liquid continues to splash into oil-collecting funnel 17 by conveyer chain 11 and flow into the PCB fuel tank again by flowing out in the fragment capacitor.Conveyer chain 17 links to each other with charging aperture 34 on the burner by seal case 10.Open import loam cake door 35 and start conveyer chain 11, make solid material enter the charging aperture 34 of revolution incinerator B, fall into the storage bin hopper above the burner, close loam cake door 35, open import Xiamen 36, material falls into revolution body of heater 29 via charging slideway 39.Under 800～1000 ℃ hot environment, paste the PCB start vaporizer that is bonded in the capacitor.Because the inclination of body of heater and continuous rotation, solid material is shifted to the stove tail gradually and is fallen into except that cinder notch 56.Material is through after a while mobile heating, and PCB all evaporation has reached the deslagging standards.Open cleanout door 54, waste residue falls into following vessel automatically.The revolution incinerator negative pressure (2～-3mmH ₂O) work down, its vacuum are to finish by the aperture of control vacuum breaker 81.Collect in the liquid in the PCB fuel tank 18, in oil feed line, sneak into the diesel oil of equivalent weight, enter in the burner 24,37 of revolution body of heater 29, make its continuous evaporation, burning, pyrolysis through oil transfer pump.

Smoke mixture by coming among the revolution incinerator B continues cracking in after burner C, and burner 60 and 61 is burning diesel oil only.Its formed 1200～1400 ℃ of hot environment makes the further pyrolysis of PCB, generates CO ₂And HCl.By secondary air mouth 58, provide the secondary that enters with tangent line form wind in this device, it makes flue gas produce rotation, has strengthened mixing.The fresh air that replenishes has improved the destructive rate of efficiency of combustion and PCB.The PCB destructive rate has reached 99.9999%, enters in the smoke exhaust pipe 67 that has the refractory material lining.The end of smoke exhaust pipe 67 is equipped with the anti-pipe 70 that rises, with the thermal stress in the minimizing system.Be equipped with at anti-pipe 70 peripheries that rise and get air valve 69, so as the sampling chemical examination, the degree that selective examination PCB destroys.On the anti-pipe that rises, temperature sensor is housed also.

Being in flue-gas temperature in the anti-pipe 70 that rises about about 1150～1250 ℃, for do not make product after the cracking at 800 ℃ of synthetic again noxious materials, adopt the technologies of Venturi tubes 88 water spray quenchings, decide on water jet 89 outputs by the temperature behind the Venturi tube 88, be lower than 150 ℃ generally speaking.The water that contains HCL from Venturi tube 88 flows out flows into water tank 87, and enters in the pond through automatic water trap 86.HCL residual in the flue gas flows into packed tower 76 through water tank.By the NaOH solution that tower upper, annular spray thrower 74 sprays into, absorb reverse and on flue gas in HCl.Flue gas is by the demist on tower top, and again through vacuum breaker 81, air-introduced machine 80 enters 25 meters high chimneys.

In the back of the anti-pipe 70 that rises, urgent exhaust smoke valve 72 and urgent smoke exhaust pipe 78 are housed.They should be opened under the situation that accident or left alone without help electricity occur immediately, directly the PCB that does not have whole thermal crackings are entered atmosphere, to reduce its extent of injury.Occurring also must closing oil transfer pump, burner rapidly under this kind situation,, so that fresh air flows into the body of heater of heat automatically, helping to destroy part PCB, to reduce pollution to environment rapidly with manually opening each fire door.

Claims

1. a portable incinerator comprises equipment for separating liquid from solid, incinerator and exhaust gas processing device, it is characterized in that:

(1), equipment for separating liquid from solid (A): by feeding, cutting and transmit three parts and form, feeding part: comprise that seal box (4) places on the base (23), in the top that seal box (4) is inner the feeding guide (1) that is supported by rail brackets (2) is housed, is provided with oil collection box (3) below the feeding guide (1); Cutting part: comprise forcing press (6) bottom and be contained on the base that has channel-section steel on (23), be provided with workbench (8), rich font cutter (7) and draw-off tray (9) successively in compressor (6) inside, should be on same horizontal plane above workbench (8) table top and the feeding guide (1), top in the terminal corresponding seal box of feeding guide (1) (4) front side is provided with feeding gate (5), and forcing press (6) links to each other with feeding guide (1) through web (21); Transmitting portions: driven pulley (12) and driving wheel (14) are housed on the chain wheel support (13) in seal box (10), suit one conveyer chain (11) on both peripheries, tighten aspect under conveyer chain (11) and paste an expansion tightening wheel (20), belt pulley (15) joins drive sprocket (14) and motor (16) together, below transfer chain (11), be respectively equipped with oil-collecting funnel (17) and PCB fuel tank (18), transmitting portions is connected as a body by web (21) and cutting part, on the base (23) of the base (23) of feeding part and transmitting portions, be respectively equipped with adjustment screw (22) and (19);

(2), revolution incinerator (13): it is by burner (40), body of heater (29) and stove tail (26) are formed, burner (37) is housed respectively on burner (40), peep hole (38), temperature sensor and pressure-measuring pipe, aspect the going up of burner (40), have one with the charging aperture (34) that links to each other because of liquid separating apparatus (A), the charging loam cake door (35) that its rear portion dress is promoted by air pressure, a cover plate is also adorned in this charging loam cake door (35) top, by Motor Drive import Xiamen (35), below it charging slideway (39), revolution body of heater (29) places four rollers (45,49) above, adjustment screw (43 also is housed on the roller base, 44,47,50,52) and axial location device (46), the middle part of revolution body of heater (29) also is equipped with a gear wheel (31) and is meshed together steel band (A with the drive pinion (32) of motor reducer (30) ₁) cover on the fluid passage, be furnished with sealing ring (33) on the sliding surface of burner (40) and body of heater (29); Stove tail (26) is positioned at the end of body of heater (29), burner (24), peep hole (25), temperature sensor are equipped with in the back side of stove tail (26), cleanout door (54) is equipped with in the bottom of stove tail (26), and it has an exhaust smoke hole (27) by door drive (55) gauge tap in the side of stove tail (26);

(3), after burner (C): body of heater (64) is loaded on the base (62), row's pharyngeal canal (66) is housed on the top of body of heater (64), two burners (60) and (61) also are equipped with in body of heater (64) lower surface, peep hole (59), temperature transducer (57), pressure tap (65) also are housed on the cylinder of body of heater (64), secondary air mouth (58) also is housed in its underpart;

(4), exhaust gas processing device (D): link to each other with water tank (87) by Venturi tube (88)-end, its other end links to each other with the anti-pipe (70) that rises, water jet (89) is housed on the top of its aditus laryngis, the other end of the anti-pipe (70) that rises is connected on urgent row's pharyngeal canal (78), endless tube sprinkler (74) and demist cyclone (75) are equipped with in the top on absorption tower (76), and absorption tower (76) connect bellows (A through smoke exhaust pipe (77) ₃), vacuum breaker (81) is communicated with air-introduced machine (80), and vacuum breaker (81) is contained on the smoke exhaust pipe (77), and automatic drain valve (83) also is equipped with in (76) below on the absorption tower, and the other end of absorption tower (76) is through connecting bellows (A ₃) link to each other with water tank (87), on urgent smoke exhaust pipe (78), urgent exhaust smoke valve (72) is housed also;

(5), equipment for separating liquid from solid (A) and revolution incinerator (B), revolution incinerator (B) and after burner (C), and with metal bellows or with ring flange it is connected as a body between after burner (C) and the exhaust gas processing device (D) etc.