CN102464991A

CN102464991A - Environment-friendly continuous-mode oil refining method

Info

Publication number: CN102464991A
Application number: CN2010105457532A
Authority: CN
Inventors: 李栋
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-16
Filing date: 2010-11-16
Publication date: 2012-05-23
Also published as: WO2012065342A1

Abstract

The invention discloses an environment-friendly continuous-mode oil refining method, which comprises the following steps that: carbon-contained scraps after being pulverized and alkali are collectively filled into a reactor and are heated to 350 DEG C to 450 DEG C to be subjected to catalytic pyrolysis reaction, the heating is stopped after the reaction is ended, residues produced in the reaction are not discharged out of the reactor after the reaction is ended but are re-filled by a helical-type continuous feeding device and reheated until the reaction is ended, residues which are produced after twice reaction are discharged out of the reactor through a helical-type closed slagging-off device, and then materials are fed again to enter the next circle. By adopting the environment-friendly continuous-mode oil refining method, the continuous operation can be realized, materials can be fed again into a first furnace without being cooled down after the production is ended, so the surplus heat of the first furnace can be adequately utilized, and a great amount of fuel and work time can be saved.

Description

A kind of environment-friendly type continuous rendering method

Technical field

The invention belongs to the preparation of liquid hydrocarbon, relate in particular to a kind of method with plastic waste, waste rubber oil refining.

Background technology

Plastics, rubber under normal circumstances are difficult to natural degradation, have become the main source of white pollution.Some are with the easy device of waste old, oil refining by waste plastic; Can enough catalytic thermal cracking method waste old, plastics be smelt oil; But simple because of its technology, be simply equipped, the waste gas that produces in producing, flue dust etc. are not processed basically, the result has caused new pollution to environment.For this reason; The inventor is called " a kind of environment-friendly type oil refining method and use the oil refining apparatus of this method ", application number in name be to disclose a kind of oil refining method in 2006101072587 the one Chinese patent application; Can be waste rubber or/and the most of carbonaceous component in the plastic waste changes into liquid fuel; And be converted into heat energy to the carbonaceous gas that produces in the production process through burner and effectively utilize; The atmospheric polluting materials such as flue dust that produce in the whole process are disposed by advanced person's dust-removal system basically, environment are not polluted.But this method also has some shortcomings: it belongs to single stove production, after raw material adds treater, begins heating; At first need cooling for a long time Deng reaction after finishing, slag tap then, slag tap finish after charging once more; The one, the time that consumes during cooling is long; The 2nd, not at all easy temperature of coming gone up, because need slag tap, having to lower temperature consumes a large amount of fuel.

Summary of the invention

The objective of the invention is to overcome the deficiency of prior art, a kind of environment-friendly type continuous rendering method is provided, can shorten the PT, reduce energy consumption.

Be to realize above-mentioned purpose, the present invention adopts following technical scheme: a kind of environment-friendly type continuous rendering method is that the waste materials containing carbon of handling through fragmentation is packed in the reactor drum with highly basic; Heating makes its temperature rise to 350 ℃～450 ℃; Carry out catalytic cracking reaction, finish to stop heating, will not react the residue that produces after reaction finishes and discharge outside the reactor drum to reaction; But then feed once more and heat until the reaction end with spiral continuously feeding device; With after the residue that spiral airtight slag tapping equipment is produced after with two secondary responses is discharged outside the reactor drum, and then charging gets into circulation next time.

Described spiral continuously feeding device comprises top rack and lower bearing bracket; Between top rack and the lower bearing bracket shock-mitigating device is housed, the feeder shell is housed on the top rack, in the feeder shell feed auger is housed; The charging reducing motor also is housed on the top rack; The output terminal of charging reducing motor links to each other with feed auger, on the feeder shell hopper is arranged, and refrigerating unit also is housed on the feeder shell.

Castor is housed on the lower bearing bracket.

Described spiral airtight slag tapping equipment comprises the slag tapping equipment shell, and the discharging spiral is housed in the slag tapping equipment shell, and discharging spiral one end links to each other with the discharging reducing motor, on the slag tapping equipment shell feed opening is arranged, and tremie pipe is equipped with at the place at feed opening.

Adopt the environment-friendly type continuous rendering method of technique scheme; Can realize working continuously; Need not lower the temperature after the first stove production finishes to get into charging for the second time at once, can make full use of the waste heat of first stove like this, can save a large amount of fuel and working hour.With 2.8 meters of diameters, long 6 meters reaction kettle is example, when adopting single stove to produce, can only handle 8 tons of raw materials in per 24 hours, and when adopting the present invention to carry out continuous production, can handle 24 tons of raw materials in per 24 hours, and production efficiency significantly improves.Be converted into product, the present invention slags tap with original single stove and compares, and one ton of fuel oil of every production can be saved 5.5 hours PTs, saves and produces with 50 kilograms of oil.

Description of drawings

Fig. 1 is the used production equipment scheme of installation of the present invention.

Fig. 2 is the schematic top plan view of Fig. 1.

Fig. 3 is the structural representation of spiral continuously feeding device.

Fig. 4 is the structural representation of spiral airtight slag tapping equipment.

Embodiment

Like Fig. 1, shown in Figure 2, the used production equipment of the present invention comprises raw material feeder 1, raw material crushing machine 2, particle feeder 3, the spiral continuously feeding device 4 that links to each other successively, and spiral continuously feeding device 4 links to each other with main frame 6; Combustion chamber 5 is positioned at the below of host machine casing 7; Spiral airtight slag tapping equipment 10 also links to each other with main frame 6, and gas bag 8 links to each other with spiral airtight slag tapping equipment 10, and Residual Oil Tank 9 links to each other with gas bag 8; Divide gas tank 11 to link to each other with gas bag 8; One end of oil duct condensing surface 12 links to each other with minute gas tank 11, and the other end links to each other with oil tank 14, and water seal 13 is arranged on the oil tank 14.With combustion chamber 5 links to each other successively flue condensing surface 15, induced draft fan 16 and dust settling chamber 17 arranged, total system is by electrical control cubicles 18 controls.As shown in Figure 3, spiral continuously feeding device 4 comprises top rack 44 and lower bearing bracket 42, between top rack 44 and the lower bearing bracket 42 shock-mitigating device 43 is housed; Feeder shell 48 is housed on the top rack 44, feed auger 49 is housed in the feeder shell 48, charging reducing motor 45 also is housed on the top rack 42; The output terminal of charging reducing motor 45 links to each other with feed auger 49; Hopper 46 is arranged on the feeder shell, refrigerating unit 47 also is housed on the feeder shell, castor 41 is housed on the lower bearing bracket 42.As shown in Figure 4; Spiral airtight slag tapping equipment 10 comprises slag tapping equipment shell 102; Discharging spiral 101 is housed in the slag tapping equipment shell 102, and discharging spiral 101 1 ends link to each other with discharging reducing motor 105, and feed opening 103 is arranged on the slag tapping equipment shell; At the feed opening place tremie pipe 106 is housed, there is the slag car 19 tremie pipe 106 belows.

This cover production equipment is when work; To pass through waste materials containing carbon that fragmentation handles packs in the reactor drum through spiral continuously feeding device with highly basic; Heating makes its temperature rise to 350 ℃～450 ℃, carries out catalytic cracking reaction, and the mixing steam that produces in the reaction process enters into branch gas bag release of pressure; Get into then and cool to 10 ℃～40 ℃ in the oil duct condensing surface; The liquid that obtains gets in the water-and-oil separator and carries out oily water separation, and gas gets in the gas burner and burns, and the ash-laden gas that burning produces is discharged after purifying.Finish to stop heating to reaction; Utilize spiral continuously feeding device to feed once more and heat until reaction and finish then once more at once; With after the residue that spiral airtight slag tapping equipment is produced after with two secondary responses is discharged outside the reactor drum, charging once more at once then gets into circulation next time.

Because adopt spiral continuously feeding device to feed, obturation effect is good, inlet amount is big in the unit time.With 2.8 meters of diameters, long 6 meters reaction kettle is example, when adopting single stove to produce, can only handle 8 tons of raw materials in per 24 hours, and when adopting the present invention to carry out continuous production, can handle 24 tons of raw materials in per 24 hours, and production efficiency significantly improves.Be converted into product, the present invention slags tap with original single stove and compares, and one ton of fuel oil of every production can be saved 5.5 hours PTs, saves and produces with 50 kilograms of oil.

The present invention adopts and advances the technology that two defective materials go out primary slag continuously, and the feature of environmental protection, stopping property and continuous production performance are good, has broken through the unfavorable factor that single in the past stove is produced; When single stove is produced; At first need cooling for a long time after every stove production finishes, slag tap then, slag tap finish after charging once more.The weakness of this single stove production skill is: the one, and the time that consumes during cooling is long, and the 2nd, not at all easy temperature of coming gone up because need slag tap, is had to the temperature a large amount of fuel of consumption that lowers.And employing the present invention works continuously, and these two kinds of unfavorable factors have all obtained good improvement.Need not lower the temperature after at first the first stove production finishes to get into charging for the second time at once, can make full use of the waste heat of a stove like this, can save a large amount of fuel and working hour.This technology speed of slagging tap is very fast, and the lime-ash that per two stoves are produced can go out about 1 hour, does not need to pause after having gone out lime-ash, can get into the state that continuously feeding is again produced again at once, realizes continous way production.

Claims

1. environment-friendly type continuous rendering method; Be will pass through waste materials containing carbon that fragmentation handles to pack in the reactor drum with highly basic, heating makes its temperature rise to 350 ℃～450 ℃, carries out catalytic cracking reaction; Finish to stop heating to reaction; It is characterized in that: will react the residue that produces after reaction finishes and discharge outside the reactor drum, but then feed once more and heat, with after outside the residue discharge reactor drum that spiral airtight slag tapping equipment is produced after with two secondary responses until the reaction end with spiral continuously feeding device; And then charging, get into circulation next time.

2. environment-friendly type as claimed in claim 1 continuous rendering method, it is characterized in that: described spiral continuously feeding device comprises top rack and lower bearing bracket, between top rack and the lower bearing bracket shock-mitigating device is housed; The feeder shell is housed on the top rack; In the feeder shell feed auger is housed, the charging reducing motor also is housed on the top rack, the output terminal of charging reducing motor links to each other with feed auger; On the feeder shell hopper is arranged, refrigerating unit also is housed on the feeder shell.

3. environment-friendly type as claimed in claim 2 continuous rendering method is characterized in that: castor is housed on the lower bearing bracket.

4. environment-friendly type as claimed in claim 1 continuous rendering method; It is characterized in that: described spiral airtight slag tapping equipment comprises the slag tapping equipment shell; The discharging spiral is housed in the slag tapping equipment shell; Discharging spiral one end links to each other with the discharging reducing motor, on the slag tapping equipment shell feed opening is arranged, and tremie pipe is equipped with at the place at feed opening.