CN208577669U - Domestic garbage pyrolysis processing system - Google Patents
Domestic garbage pyrolysis processing system Download PDFInfo
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- CN208577669U CN208577669U CN201820895694.3U CN201820895694U CN208577669U CN 208577669 U CN208577669 U CN 208577669U CN 201820895694 U CN201820895694 U CN 201820895694U CN 208577669 U CN208577669 U CN 208577669U
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 53
- 238000000197 pyrolysis Methods 0.000 title claims abstract description 47
- 238000012545 processing Methods 0.000 title claims abstract description 33
- 239000007789 gas Substances 0.000 claims abstract description 89
- 238000002309 gasification Methods 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000005507 spraying Methods 0.000 claims abstract description 26
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000003546 flue gas Substances 0.000 claims abstract description 9
- 238000009825 accumulation Methods 0.000 claims description 41
- 238000002485 combustion reaction Methods 0.000 claims description 41
- 239000000463 material Substances 0.000 claims description 34
- 238000009826 distribution Methods 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 230000005415 magnetization Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 6
- 238000000746 purification Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 210000000481 breast Anatomy 0.000 claims description 3
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- 241000233855 Orchidaceae Species 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000002737 fuel gas Substances 0.000 abstract description 36
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 6
- 231100000614 poison Toxicity 0.000 abstract description 4
- 230000007096 poisonous effect Effects 0.000 abstract description 4
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 239000003517 fume Substances 0.000 abstract description 2
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 description 13
- 230000002269 spontaneous effect Effects 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 238000003672 processing method Methods 0.000 description 8
- 239000002956 ash Substances 0.000 description 7
- 239000000567 combustion gas Substances 0.000 description 7
- 241000209094 Oryza Species 0.000 description 6
- 235000007164 Oryza sativa Nutrition 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000010903 husk Substances 0.000 description 6
- 235000009566 rice Nutrition 0.000 description 6
- 239000000779 smoke Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
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- 238000004519 manufacturing process Methods 0.000 description 5
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- 239000010902 straw Substances 0.000 description 5
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 4
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- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
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- 239000002028 Biomass Substances 0.000 description 2
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- 239000003034 coal gas Substances 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
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- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
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- 238000004056 waste incineration Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
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- 230000003213 activating effect Effects 0.000 description 1
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- 239000013590 bulk material Substances 0.000 description 1
- 238000004200 deflagration Methods 0.000 description 1
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- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
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Abstract
The utility model domestic garbage pyrolysis processing system, furnace (1) is gasified by low temperature pyrogenation, air magnetizes air supply device (2), fuel gas is made to domestic garbage pyrolysis in the low temperature pyrogenation gasification installation that water seal fire arrestor (3) is constituted, low temperature pyrogenation gasifies furnace (1) as updraft type pyrolytic gasification device furnace, it is designed by structure and determines gasification zone height, and control gasification zone pyrolysis temperature, house refuse is sufficiently pyrolyzed, it is easy to operate, pyrolytic gasification effect is good, burning processing is directly carried out to fuel gas by gas burner (4), flue gas is purified with spraying dedusting device (5) spraying and dedusting and is discharged, sufficiently eliminate the poisonous and harmful substance in fume gases.It is suitable for the house refuses of the units such as villages and towns in rural areas, hospital to carry out treatment in situ, and same day processing avoids environmental pollution of the house refuse because that cannot handle generation in time, processing cost is low.
Description
Technical field
The utility model relates to domestic garbage pyrolysis processing systems.
Background technique
Domestic garbage pyrolysis processing method is divided into incineration treatment method and gasification processing method.Can make rubbish volume reduction 98%,
Loss of weight 95%.
Consumer waste incineration processing method is to carry out high temperature pyrolysis burning processing to rubbish with incinerator, and method is simple,
Processing speed is very fast.But because MSW heating value is lower, water content is higher, it is desirable to provide auxiliary fuel is combustion-supporting.Burning disposal
The investment of equipment and operating cost are higher, and the direct burning disposal of rubbish is big in the presence of the hidden danger of pollution environment, and flue gas is not easy
Processing discharge up to standard.Incineration temperature inevitably passes through waste incineration two from low temperature to pyrolytic conversion especially in burning process
English formation range is disliked, the dioxin of generation is dealt with improperly, larger to human health and environmental hazard.
Refuse pyrolysis gasification is so that the organic matter in rubbish is carried out oxygen by smouldering under anoxic conditions with generator (furnace)
Change, reduction, pyrolysis, is broken the chemical combination key of organic matter using destructive distillation thermal energy, small molecule is changed by the organic matter of macromolecule
Then the obtained fuel gas such as CO, H2, CH4, tar, the Volatile Gas of amount carries out at burning combustible gas obtained with burner
It is used after reason or purified processing as combustion gas.Refuse pyrolysis gasification does not need to provide auxiliary fuel, to msw water content requirement
Not high, the Pollutant emission concentrations such as particulate matter, heavy metal, nitrogen oxides are lower, and the secondary pollution emission of substance of generation is less, but
Refuse pyrolysis gasification process speed is relatively slow.
Pyrolytic gasification generator (furnace) is divided into downdraft and updraft type；
Downdraft pyrolysis gasification furnace is fed by the top of gasification furnace, is run under conditions of tiny structure, and gasifying agent is (empty
Gas) air inlet is located at the certain altitude on fire grate, and corresponding air inlet forms high-temperature region, that is, zoneofoxidation, the object on zoneofoxidation top
Material is pyrolysis zone by the high temperature action of zoneofoxidation, and zoneofoxidation lower part is reducing zone, and fuel gas is discharged from fire grate lower part, and lime-ash is fallen
Enter in the grey room under fire grate, be suitble to bulk material and low moisture material, the disadvantage is that big containing ash amount in gas, gas temperature is high.
Updraft type pyrolytic gasification device furnace is fed by the top of gasification furnace, is run under conditions of micro-positive pressure, gasifying agent
(air) is upwardly into gasification furnace by furnace bottom by fire grate, in fire grate top formation zoneofoxidation, reducing zone, pyrolysis zone, is done
Dry area, temperature are also to gradually decrease from bottom to top, i.e., gasification temperature reduces with the increase of reaction layer height (thickness of feed layer),
The fuel gas of gasification is discharged from furnace roof portion, and air current flow direction is contrary with the material movement moved down, to dirty
Moisture is sloughed in the hot gas drying that dynamic material is flowed up, of less demanding to material size, is conducive to pyrolytic gas making, to gas
There is filtration, content of ashes reduces in the gas of output, but the tar content generated is relatively high.Compare to obtain quality
Good fuel gas and tolerance, needs to control reaction temperature.Air compares gas production and combustible gas quality is affected.Updraft type
Thick gas made from pyrolysis gasification furnace, the supplement fuel combustion that can be directly used for boiler or heating furnace use.
Above-mentioned pyrolysis gasification furnace gasifies for biomass, and it is preferable to produce fuel gas effect.Due to biomass material
Single, calorific value is higher, and water content is lower, and operation control is also easier.But for house refuse, due to having in house refuse
Machine raw material material type is complicated, and water content is big, carries out pyrolytic gasification to house refuse to realize, fuel gas is made not
It is easy, is influenced by furnace structure, pyrolytic process parameter very big.
Chinese patent ZL2016109743155, ZL201620165477X, ZL2016105873696,
LZ2017206268338, LZ2017202005441, LZ2016203074745 disclose some domestic garbage pyrolysis processing dresses
It sets and system.
For residents in rural community since yield is smaller, transportation expenses are higher, without reliable processing method, have become and urgently solve
Certainly the problem of.Pyrolytic gasification technology due to reduction is good, without secondary emission, operating cost is lower for investment, operation and maintenance side
Just, particularly suitable for processing dispersion, a small amount of residents in rural community.
Utility model content
The purpose of the utility model is to provide a kind of domestic garbage pyrolysis processing method and pyrolysis treatment systems, especially suitable
For villages and towns in rural areas, village, school, the house refuse and combustible waste that the units such as hospital generate is handled, have investment and
Operating cost is lower, domestic garbage pyrolysis processing method and pyrolysis treatment systems easy to operate, realize house refuse on the spot, when
Day processing, avoids environmental pollution of the house refuse because that cannot handle generation in time.
The utility model domestic garbage pyrolysis processing system magnetizes air supply device 2, water by low temperature pyrogenation gasification furnace 1, air
Firearm 3, gas burner 4, spraying dedusting device 5 is blockaded to form.
The low temperature pyrogenation gasification furnace 1, by cylindrical furnace 10, upper arch furnace upper cover 11, on furnace upper cover 11
It offers escape pipe 12, offer feed inlet 13 and feed inlet sealing cover 131 on furnace upper cover 11, it is solid in the intracorporal lower part of furnace
Surely it is connected with annular partition 14, in the middle part of annular partition 14 setting fire grate 15, the lower part of fire grate 15 and annular partition 14 is
Dust collection chamber, corresponding dust collection chamber offers cleaning door 17 and cleaning door hermatic door 171 on furnace body 10, in 15 outer edge of fire grate and ring
Shape partition 14, which is fixedly connected, to be corresponded to 15 upper surface of fire grate on furnace body 10 equipped with trunnion 18 and offers the point for leading to 18 inner cavity of trunnion
Burner 19 and lighting-up tuyere hermatic door 191.
It is equipped with the first fire resisting concrete insulating layer 101 on 10 inner wall of furnace body, is equipped between 18 outer wall of 10 inner wall of furnace body and trunnion
Second fire resisting concrete insulating layer 102,18 upper port 181 of trunnion and the first fire resisting concrete insulating layer 101 of 10 upper inside wall of furnace body are oblique
Face 103 excessively, that is, forms taper blanking chamber 104, and the cone angle of taper blanking chamber 104 is 140-155 degree, and most preferably about 150 degree,
So that material falls automatically and furnace chamber is made to have maximum volume, the furnace chamber on 18 top of trunnion is dry materials chamber.
The fire grate 15 is rocking type grate, and You Duogen shaft 151 and distribution are fixedly connected on the wing of 151 two sides of shaft
Bar 152 is constituted, and each wing bar 152 is interspersed, and more shafts 151 are by the handle 154 outside link mechanism 153 and furnace body 10 with turn
Movable pendulum is dynamic, to disturb the lime-ash on fire grate 15, falls lime-ash, adjusts the ventilative situation of fire grate 15.
Gasifying agent (air) blast pipe 16 for leading to the lower end of fire grate 15 is connected on furnace body 10, blast pipe 16 goes out
Wind port 161 is located at the downward outlet air of 15 central part of fire grate, so that finely dispersed when gasifying agent (air) upward baffling pass through furnace
Row 15.
The upper port 181 of the trunnion 18 to 15 upper surface of fire grate is material gasification (generation) area, height H=650-
750cm is upwardly formed zoneofoxidation, reducing zone, pyrolysis zone from fire grate 15 in 18 inner cavity of trunnion.Trunnion 18 and fire grate 15 cooperate
To guarantee that the gasifying agent (air) flowed up by fire grate 15 is evenly distributed, make on fire grate that the temperature of zoneofoxidation is uniform, does not produce
Part is made to leap up fire, to make reducing zone and pyrolysis zone uniformity of temperature profile, be conducive to zoneofoxidation, reducing zone, pyrolysis zone to material into
Row stablizes gasification, and is conducive to control and stablize the intensity of gasification.
In addition, 15 upper surface of fire grate to trunnion 18 upper port 181 height i.e. gasify (generations) area be control zoneofoxidation,
Reducing zone, pyrolysis zone temperature key factor.Gasification zone is higher, and the bed of material is thicker, and the reducing zone on top, pyrolysis zone temperature are lower,
15 upper surface zoneofoxidation temperature of fire grate must be improved by improving reducing zone, pyrolysis zone temperature just, will result in material high temperature incineration,
The fuel gas decomposited largely reduces.By a large number of experiments, gasification zone height is 650-750cm, and control zoneofoxidation temperature is not
More than 600 DEG C, at most preferably 450-550 DEG C, reducing zone is 350-450 DEG C, and pyrolysis zone temperature is 250-350 DEG C, furnace body 1
It is 100-250 DEG C that top outlet mouth of pipe 12, which is vented temperature, and fuel gas effect obtained is most hung.And above-mentioned temperature model
The most extension reaction that circle effectively avoids the dioxin at 600-800 DEG C generates temperature, the effective generation for limiting dioxin.
Above-mentioned low temperature pyrogenation gasification 1 structure of furnace is simple, and convenient for manufacture, production cost is low.Especially low temperature pyrogenation gasification furnace 1
It is interior reasonable for gasification (generation) plot structure and parameter design optimization of representative with trunnion 18, manipulate simple and convenient, temperature garbage heat
It is good to solve gasification result.
The air magnetizes air supply device 2, by air blower 21, air (gasifying agent) magnetizer 22, volume damper 23,
Non-return valve 24 and connecting pipe are constituted；Air magnetizer 22 is made of shell 221, strong permanent magnetic iron 222, permanent magnet mounting rack 223,
Permanent magnet mounting rack 223 is fixedly mounted in shell 221, the pole S of pairs of strong permanent magnetic iron 222 with N is extremely corresponding is fixedly mounted on
On permanent magnet mounting rack 223, air is sent into air magnetizer 22 through air blower 21, enters other end outflow from one end, in pairs
The high-intensity magnetic field formed between the strong permanent magnetic iron 222 of installation magnetizes the air of process, and the air being magnetized is through volume damper
23 adjust control, input 15 lower part of fire grate in furnace body by the blast pipe 16 through non-return valve 24.
By the setting of air (gasifying agent) magnetizer 22 outside low temperature pyrogenation gasification 1 furnace body of furnace, low temperature pyrogenation gasification can be simplified
1 structure of furnace, substantially reduces manufacturing cost, effectively prevent permanent magnet because demagnetization and damage is occurred by high temperature action, is also convenient for safeguarding
Maintenance.
Since the oxygen in air is under strong magnetic field action, the molecular magnetic moment of oxygen will be orientated with external magnetic field, oxygen molecule
Polarity tends to be parallel with external magnetic field, oxygen activating to greatly improve.It can be reduced in input gasification furnace in this way and maintain oxidation reaction
Required amount of oxygen, i.e. gas air (oxygen) amount used in the burning of reduction rubbish oxidation reaction, and remain stable.Meanwhile also
Accordingly reduce the flue gas generated by burning and soot amount.
Moreover, the air (gasifying agent) being magnetized, gasification zone and dry section and rubbish material are acted in furnace, make rubbish object
Material generates magnetization, reduces the intermolecular cohesion of organic materials, facilitates the macromolecular chain for interrupting organic matter, so that hot
Solving temperature reduces, and improves pyrolysis effect and efficiency.
It is tempered generation detonation into furnace to prevent 12 Outer Tube of furnace body escape pipe from leakage chance open fire occurs, guarantees safety, together
When certain removing tar and dedusting are also carried out to fuel gas obtained, be connected with water seal on 12 pipeline of furnace body escape pipe
Fire arrester 3.
The water seal fire arrestor 3, including case cylinder 30, snorkel 31, the lower part in case cylinder 30 are sink 32, snorkel 31
Lead to the furnace body escape pipe 12, snorkel 31 from 30 top of case cylinder extend into lower part in case cylinder 30 32 liquid level of sink it
Under, exhaust outlet 33 is offered on the top of case cylinder 30, the lower part of exhaust outlet 33 is equipped with water fender 34 in case cylinder 30, in case cylinder 30
On offer water filling port 35,30 lower part of case cylinder be equipped with water level indicating gage 36, offer breast hole in 30 lower part of case cylinder or bottom
37,30 lower part of case cylinder correspond to sink 32 be provided with offer tar outlet 39a, 39b respectively, sewage arranges clearly mouth 39.
The escape pipe 12 of the low temperature pyrogenation gasification furnace 1 is connected to the snorkel 31 of water seal fire arrestor 3,12 row of escape pipe
Fuel gas out is flowed up after the filtering of sink 32 by snorkel 31, and gas is after water fender 34 stops dehydration by case cylinder 30
Top exhaust outlet 33 be discharged.The flow direction that the liquid level of sink 32 makes exhaust outlet 33 lead to snorkel 31 simultaneously separates i.e. check,
It prevents from the outer gas pipeline of exhaust outlet 33 from sewing chance open fire to occur into the escape pipe 12 and furnace of low temperature pyrogenation gasification furnace 1
Tempering causes combustible gas deflagrating in furnace.
It is a kind of mixed gas that above-mentioned low temperature pyrogenation gasification furnace 1, which is pyrolyzed fuel gas made from house refuse, and calorific value is about
4800-6800 KJ/Nm3.
The various burners of the prior art cannot using above-mentioned house refuse low temperature pyrogenation generate the thick gas of fuel gas as
Combustion gas is directly burnt, that is, is not easy to catch fire, and cannot stablize spontaneous combustion, is directly burnt using prior art burner, not only cannot
Normal combustion, and deflagration phenomenon can be generated.
Can only use if the thick gas of the fuel gas that this house refuse low temperature pyrogenation is generated carries out harmless treatment
The combustion furnaces such as diesel oil, coal gas, natural gas are burned, i.e., the high temperature generated using diesel oil, coal gas, natural gas combustion furnace is by the life
It is burned in the fuel gas input combustion furnace that temperature garbage pyrolysis living generates, it is such secondary its essence is secondary burning
Burning cost is very high, is lost the effect that low temperature pyrogenation is carried out to house refuse.So this house refuse low temperature pyrogenation produces
The thick gas of raw fuel gas, the supplement fuel combustion that can only be directly used in boiler or heating furnace use.
And villages and towns in rural areas, village, school, the house refuse and combustible waste amount that the units such as hospital generate are few, to realize just
Ground, same day processing, the thick gas of fuel gas for using this house refuse low temperature pyrogenation to generate are fired as the supplement of boiler or heating furnace
It is also unpractical that material burning, which uses, it is difficult to matched.It can be directly to this life rubbish so needing a kind of gas burner
The thick gas of fuel gas that rubbish low temperature pyrogenation generates carries out abundant, stable burning, carries out harmless treatment.
The gas burner 4 includes outer cylinder 41, with air duct 42, accumulation of heat plug 43, air-inlet cavity 44, aid distributing pipe 45, receipts
Rear covers 46, air inlet pipe 47.
Right end with air duct 42 is fixedly connected by outer rim end plate 422 with the right end welded seal of outer cylinder 41, outer cylinder 41 with
With air distribution chamber 412 is formed between air duct 42, air-inlet cavity 44, air-inlet cavity 44 and the air distribution chamber are formed in the left end structure of outer cylinder 41
412 lead to, i.e., form air-inlet cavity 44 between the left end first panel 421 with air duct 42 and the left end second panel 411 of outer cylinder 41,
Blast pipe 441 is opened up on 411 outside of left end second panel of outer cylinder 41.
Several tangential first exhaust vents arranged on circumference section at certain inclination angle are being opened up with distribution on air duct 42
424, so that entering the air with 42 inner cavity of air duct forms circulation.
It receives rear set 446 to be made of housing 461 and the fire resisting concrete being fixed in housing 461 receipts nozzles 462, fire resisting concrete receives fire
462 center of mouth is outer open taper crater 463, and the left end for receiving rear set 46 is connected with 41 right end of outer cylinder by flange.
Combustion gas (the house refuse low temperature pyrogenation gas) air inlet led to 42 inner cavity of air duct is opened up in the left part of outer cylinder 41
Pipe 47；It is opened up at the air inlet pipe 47 in the left part of outer cylinder 41 and leads to the igniting pore 49 with 42 inner cavity of air duct；With fire
Flame spray gun 48 is protruded into light a fire with 42 inner cavity of air duct by pore 49 of lighting a fire and be ignited.
Accumulation of heat plug 43 is fixedly mounted on on 42 central axis of air duct, shape between 43 outer ring of accumulation of heat plug and air distribution inner cylinder 42
At combustion chamber 423, the right side of accumulation of heat plug 43 forms certain spacing L with the right side with air duct 42, to form accumulation of heat core
Stick 43 and the baffling received between rear set 46 receive fiery runner 436.
Aid distributing pipe 45 is set at 43 center of accumulation of heat plug, the left end of aid distributing pipe 45 is led to the air-inlet cavity 44, air distribution
The right end of pipe 45 stretches out the right side of accumulation of heat plug 43, is distributed and is equipped on the aid distributing pipe 45 for stretching out 43 right side of accumulation of heat plug
Several exhaust vents 451, to be that the baffling receives fiery runner 436 and receipts rear covers 46 tapers and goes out fire to 423 exit of combustion chamber
Mouth 463 carries out supplemental oxygens, strengthens tail portion combustion efficiency.
4 structure of above-mentioned gas burner is simple, convenient for manufacture.It can not only directly domestic garbage burning low temperature pyrogenation be produced
Raw fuel gas, and flameholding, combustion efficiency is good, and ignition temperature reaches 800-1200 DEG C, avoids generating dioxin, and
Sufficiently eliminate the poisonous and harmful substance in fume gases.
The setting of the accumulation of heat plug 43, one is that of avoiding the combustion chamber central part air supplement of 42 inner cavity of air distribution cylinder not
Foot causes fuel gas anoxic burn incompletely, and poisonous and harmful substance is discharged；Second is that igniting using the igniting of flame gun 48
When, the flame of flame gun 48 can be to 43 local fast heating of accumulation of heat plug to the condition of high temperature, the high temperature of 43 part of accumulation of heat plug
It can help ignition of flammable vapour of igniting；Third is that being heated after gas fuel burning to entire accumulation of heat plug 43, mention significantly
Temperature in high accumulation of heat plug 43 and combustion chamber 423, and be maintained on the temperature that can cause fuel gas spontaneous combustion, make flammable
Gas is able to stablize spontaneous combustion in combustion chamber.
Described several at certain the first exhaust vent of inclination angle 424 with setting of being distributed on air duct 42, make to enter with air duct
The air of 42 inner cavities forms circulation, flows the flame in combustion chamber 423 backward in the shape of a spiral, not only makes air and combustion gas mixing
Uniformly sufficiently, make fuel gas full combustion, the flame and heat being rotated back generate heating to the flame of front and combustion gas and makees
With being conducive to fuel gas and stablize spontaneous combustion, and extend flame runner and burning time, be further ensured that fuel gas is abundant
Burning, while the length volume of relative decrease burner.
Rear set 46 is received in 41 right end of the outer cylinder setting, accumulation of heat plug 43 and the baffling received between rear set 46 receive fire stream
Road 436 carries out the catadioptric receipts fire action of certain blocking to 423 flame axial direction streamlined flow of combustion chamber, controls flame in combustion chamber
Axially unstable in 423 to jump, this is uneven state for the fuel gas content in house refuse low temperature pyrogenation outlet,
And the lower fuel gas buring of fuel gas content, be conducive to 423 flame of combustion chamber and keep stablizing burning；Rear set 46 is received simultaneously
The outer open taper crater 463 that fire resisting concrete receives 462 center of nozzles, which amplifies outlet flue gradually, reduces flow velocity, is connected to receipts rear
The smoke discharging pipe for covering 46 right ends will not generate the drainage of strength to combustion chamber 423, be further ensured that 423 flame axis of combustion chamber
To the stability of flowing and burning.
The air inlet pipe 47 of the gas burner 4 is connected to the exhaust outlet 33 of water seal fire arrestor 3 by pipeline, will be hindered from water seal
The fuel gas that the exhaust outlet 33 of firearm 3 is discharged is sent into gas burner 4 and burns, nontoxicization processing.
The spraying dedusting device 5, is vertical or Horizental showering dust-extraction unit, including case cylinder, be arranged in case cylinder on
The spray tube in portion sprays water circle device, the gas outlet opened up on case cylinder top in the air inlet that case cylinder lower part opens up and smoke evacuation
Chimney pipe.
The air inlet of the spraying dedusting device (5) is connected to the smoke outlet of gas burner (4) by pipeline, by gas
The flue gas of burner (4) discharge is sent into spraying dedusting device (5) and carries out spraying and dedusting purification, makes the complete qualified discharge of flue gas.
The utility model domestic garbage pyrolysis processing method:
(1) Domestic garbage bag-breaking, go-no-go are gone out into bulk brick incombustible in house refuse, stone, as rubbish is aqueous
Rubbish is carried out drying air-dried or drying and processing, reduces rubbish by water content as far as possible, rubbish water content is preferably not by amount more than 30%
More than 30%.
(2) the life rubbish constituted using above-mentioned low temperature pyrogenation gasification furnace 1, air magnetization air supply device 2, water seal fire arrestor 3
Rubbish low temperature pyrogenation gasification installation.
(2-1) is filled the water into 3 casees cylinders of water seal fire arrestor 30, and 32 water level of sink is made to be more than the lower port of snorkel 31.
(2-2) is charged by the feed inlet 13 on low temperature pyrogenation gasification 1 furnace body of furnace, 10 top, and one layer is added on fire grate 15 about
Then one layer of combustible for being easy the sawdust to ignite, rice husk, crushing straw etc is being added in the house refuse of 10cm thickness, or
To the combustible for entering some sawdusts for being easy to ignite, rice husk, crushing straw etc at fire grate 15 in lighting-up tuyere 19；Continue into furnace chamber
House refuse described in step (1) is added, the upper end of rubbish is no more than feed inlet 13, must not block escape pipe 12, then with into
Material mouth sealing cover 131 seals feed inlet 13；Cleaning door 17 is sealed with cleaning door hermatic door 171.
(2-3) in lighting-up tuyere 19 by the easy sawdust to ignite, rice husk, crushing straw etc described in step (2-2) can
Combustion things are lighted, and are later sealed lighting-up tuyere 19 with lighting-up tuyere hermatic door 191.
(2-4) opens the air blower 21 of air magnetization air supply device 2, injects air (gasifying agent) to fire grate 15 is lower, sight is looked into
The smoke condition that water seal fire arrestor exhaust outlet 33 is discharged, interior confirmation furnace is kindling state.
(2-5) adjusts the volume damper 23 of air magnetization air supply device 2, controls input air (gasifying agent) wind into furnace
Amount, to control on fire grate 15, zoneofoxidation temperature is no more than 600 DEG C, most preferably 450-550 DEG C, the escape pipe on 10 top of furnace body
12 nozzle air outlet temperatures are no more than 300 DEG C, most preferably 100-250 DEG C.
(2-6) shakes tipping grate 15, makes fire grate 15 when sight is found and blockades 33 gas output of firearm exhaust outlet and significantly reduce
On lime-ash fall, improve fire grate 15 Air permenbility.
In (2-7) furnace body 10 rubbish material close to all gasified when, i.e., the intracavitary rubbish object of dry materials in furnace body 10
When material falls through, gasification zone bulk temperature is gradually increasing in trunnion 18, and the 12 nozzle air outlet temperature of escape pipe on 10 top of furnace body continues
More than 300 DEG C or more, capacity is significantly reduced, at this time:
One is to continue with the air blower 21 for keeping air to magnetize air supply device 2 into furnace to wind, makes gasification zone material in trunnion 2
After-flame；
Or the air blower 21 of stopping air magnetization air supply device 2 gives wind into furnace, and the material in trunnion 18 is waited to put out naturally
It goes out；
Second is that if continuing to produce: stop air magnetization air supply device 2 air blower 21 into furnace give wind, open into
Material mouth 13 reloads house refuse described in step (1) into furnace, with feed inlet sealing cover 131 that feed inlet 13 is close later
Envelope is then turned on the air blower 21 of air magnetization air supply device 2, injects air to fire grate 15 is lower, repeats step (2-5)-(2-
7) process.
(3) above-mentioned gas burner 4 is used, burning processing is carried out to fuel gas made from low temperature pyrogenation gasification furnace 1:
The air inlet pipe 47 of gas burner 4 described in (3-1) and the exhaust outlet 33 of the water seal fire arrestor 3 lead to；?
When carrying out step (2-4), while the air blower of blast pipe 441 is opened to 44 air feed of air-inlet cavity of gas burner 4, use flame
Spray gun 48 is protruded into light a fire with 42 inner cavity of air duct by pore 49 of lighting a fire and be ignited；It is formed to combustion chamber 423 in gas burner 4
Flame gun 48 is closed after stablizing spontaneous combustion.
(4) spraying dedusting device 5: the air inlet of spraying dedusting device 5 and the smoke outlet of gas burner 4 is used
It is docked by pipeline, the flue gas that gas burner 4 is discharged passes through the purification discharge of 5 spraying and dedusting of spraying dedusting device.
The utility model domestic garbage pyrolysis processing method, especially suitable for villages and towns in rural areas, village, school, hospital etc. is single
The house refuse and combustible waste that position generates carry out processing use, and investment is low with operating cost, easy to operate, sufficiently elimination flue dust
Poisonous and harmful substance in gas.Realize house refuse treatment in situ, same day processing avoids house refuse because that cannot handle in time
The environmental pollution of generation reduces transport, processing cost.
Detailed description of the invention
Fig. 1 is the utility model domestic garbage pyrolysis processing system structural schematic diagram.Including low temperature pyrogenation gasification furnace 1, sky
Gas magnetizing air supply device 2, water seal fire arrestor 3, gas burner 4, spraying dedusting device 5 form.
Fig. 2 is low temperature pyrogenation gasification 1 example structure schematic diagram of furnace.
Fig. 3 is the C-C cross-sectional view of Fig. 2.
Fig. 4 is the B-B cross-sectional view of Fig. 2.
Fig. 5 is 22 example structure schematic diagram of air (gasifying agent) magnetizer.
Fig. 6 is 3 example structure schematic diagram of water seal fire arrestor.
Fig. 7 is 4 example structure schematic diagram of gas burner.
Fig. 8 is the A-A cross-sectional view of Fig. 7.
Specific embodiment
The utility model house refuse low temperature pyrogenation gasification method:
(1) Domestic garbage bag-breaking, go-no-go are gone out into bulk brick incombustible in house refuse, stone, as rubbish is aqueous
Rubbish is carried out drying air-dried or drying and processing, reduces rubbish by water content as far as possible, rubbish water content is preferably not by amount more than 30%
More than 30%.
(2) using the house refuse low temperature being made of low temperature pyrogenation gasification furnace 1, magnetization air supply device 2, water seal fire arrestor 3
Pyrolysis gasifying device carries out pyrolytic gas making to house refuse:
The low temperature pyrogenation gasification furnace 1, by cylindrical furnace 10, upper arch furnace upper cover 11, on furnace upper cover 11
It offers escape pipe 12, offer feed inlet 13 and feed inlet sealing cover 131 on furnace upper cover 11, it is solid in the intracorporal lower part of furnace
Surely it is connected with annular partition 14, in the middle part of annular partition 14 setting fire grate 15, the lower part of fire grate 15 and annular partition 14 is
Dust collection chamber, corresponding dust collection chamber offers cleaning door 17 and cleaning door hermatic door 171 on furnace body 10, in 15 outer edge of fire grate and ring
Shape partition 14, which is fixedly connected, to be corresponded to 15 upper surface of fire grate on furnace body 10 equipped with trunnion 18 and offers the point for leading to 18 inner cavity of trunnion
Burner 19 and lighting-up tuyere hermatic door 191.
It is equipped with the first fire resisting concrete insulating layer 101 on 10 inner wall of furnace body, is equipped between 18 outer wall of 10 inner wall of furnace body and trunnion
Second fire resisting concrete insulating layer 102,18 upper port 181 of trunnion and the first fire resisting concrete insulating layer 101 of 10 upper inside wall of furnace body are oblique
Face 103 excessively, that is, forms taper blanking chamber 104, and the cone angle of taper blanking chamber 104 is 140-155 degree, and most preferably about 150 degree,
The furnace chamber on 18 top of trunnion is dry materials chamber.
The fire grate 15 is rocking type grate, and You Duogen shaft 151 and distribution are fixedly connected on the wing of 151 two sides of shaft
Bar 152 is constituted, and each wing bar 152 is interspersed, and more shafts 151 are by the handle 154 outside link mechanism 153 and furnace body 10 with turn
Movable pendulum is dynamic.
The blast pipe 16 for leading to the lower end of fire grate 15, the outlet port of blast pipe 16 161 are connected on furnace body 10
In the downward outlet air of 15 central part of fire grate, so that finely dispersed when the upward baffling of air pass through fire grate 15.
The upper port 181 of the trunnion 18 to 15 upper surface of fire grate be material gasification zone, height H=650-750cm,
Zoneofoxidation, reducing zone, pyrolysis zone are upwardly formed from fire grate 15 in 18 inner cavity of trunnion.
The air magnetizes air supply device 2, by air blower 21, air magnetizer 22, volume damper 23, non-return valve 24
And connecting pipe is constituted, 4 wind pressure of air blower is 20-25KP, air quantity 300m3/h；Air magnetizer 22 is by shell 221, Qiang Yong
Magnet 222, permanent magnet mounting rack 223 are constituted, and permanent magnet mounting rack 223 is fixedly mounted in shell 221, pairs of strong permanent magnetic iron
222 pole S with N is extremely corresponding is fixedly mounted on permanent magnet mounting rack 223, air is sent into air magnetizer 22 through air blower 21
It is interior, enter other end outflow from one end, the high-intensity magnetic field formed between the strong permanent magnetic iron 222 of mounted in pairs carries out magnetic to the air of process
Change, the air being magnetized is adjusted through volume damper 23 and controlled, and is inputted in furnace body through non-return valve 24 by the blast pipe 16
15 lower part of fire grate.
It is tempered generation detonation into furnace to prevent 12 Outer Tube of furnace body escape pipe from leakage chance open fire occurs, guarantees safety, together
When certain removing tar and dedusting are also carried out to fuel gas obtained, be connected with water seal on 12 pipeline of furnace body escape pipe
Fire arrester 3.
The water seal fire arrestor 3, including case cylinder 30, snorkel 31, the lower part in case cylinder 30 are sink 32, snorkel 31
Lead to the furnace body escape pipe 12, snorkel 31 from 30 top of case cylinder extend into lower part in case cylinder 30 32 liquid level of sink it
Under, exhaust outlet 33 is offered on the top of case cylinder 30, the lower part of exhaust outlet 33 is equipped with water fender 34 in case cylinder 30, in case cylinder 30
On offer water filling port 35,30 lower part of case cylinder be equipped with water level indicating gage 36, offer breast hole in 30 lower part of case cylinder or bottom
37,30 lower part of case cylinder correspond to sink 32 be provided with offer tar outlet 39a, 39b respectively, sewage arranges clearly mouth 39.
(2-1) is filled the water into 3 casees cylinders of water seal fire arrestor 30, and 32 water level of sink is made to be more than the lower port of snorkel 31.
(2-2) is charged by the feed inlet 13 on low temperature pyrogenation gasification 1 furnace body of furnace, 10 top, and one layer is added on fire grate 15 about
Then one layer of combustible for being easy the sawdust to ignite, rice husk, crushing straw etc is being added in the house refuse of 10cm thickness, or
To the combustible for entering some sawdusts for being easy to ignite, rice husk, crushing straw etc at fire grate 15 in lighting-up tuyere 19；Continue into furnace chamber
House refuse described in step (1) is added, the upper end of rubbish is no more than feed inlet 13, must not block escape pipe 12, then with into
Material mouth sealing cover 131 seals feed inlet 13；Cleaning door 17 is sealed with cleaning door hermatic door 171.
(2-3) is in lighting-up tuyere 19 by the flammable object point of the easy sawdust to ignite, rice husk etc described in step (2-2)
?；Lighting-up tuyere 19 is sealed with lighting-up tuyere hermatic door 191 later.
(2-4) opens the air blower 21 of air magnetization air supply device 2, injects air (gasifying agent) to fire grate 15 is lower, sight is looked into
The smoke condition that water seal fire arrestor exhaust outlet 33 is discharged, interior confirmation furnace is kindling state.
(2-5) adjusts the volume damper 23 of air magnetization air supply device 2, controls input air (gasifying agent) wind into furnace
Amount, to control on fire grate 15, zoneofoxidation temperature is no more than 600 DEG C, most preferably 450-550 DEG C, the escape pipe on 10 top of furnace body
12 nozzle air outlet temperatures are no more than 300 DEG C, most preferably 100-250 DEG C.
(2-6) shakes tipping grate 15, makes fire grate 15 when sight is found and blockades 33 gas output of firearm exhaust outlet and significantly reduce
On lime-ash fall, improve fire grate 15 Air permenbility.
In (2-7) furnace body 10 rubbish material close to all gasified when, i.e., the intracavitary rubbish object of dry materials in furnace body 10
When material falls through, gasification zone bulk temperature is gradually increasing in trunnion 18, and the 12 nozzle air outlet temperature of escape pipe on 10 top of furnace body continues
More than 300 DEG C or more, capacity is significantly reduced, at this time:
One is to continue with the air blower 21 for keeping air to magnetize air supply device 2 into furnace to wind, makes gasification zone material in trunnion 2
After-flame；
Or the air blower 21 of stopping air magnetization air supply device 2 gives wind into furnace, and the material in trunnion 18 is waited to put out naturally
It goes out；
Second is that if continuing to produce: stop air magnetization air supply device 2 air blower 21 into furnace give wind, open into
Material mouth 13 reloads house refuse described in step (1) into furnace, with feed inlet sealing cover 131 that feed inlet 13 is close later
Envelope is then turned on the air blower 21 of air magnetization air supply device 2, injects air to fire grate 15 is lower, repeats step (2-5)-(2-
7) process.
(3) using gas burner 4 carries out burning processing to fuel gas made from low temperature pyrogenation gasification furnace 1:
The gas burner 4 includes outer cylinder 41, with air duct 42, accumulation of heat plug 43, air-inlet cavity 44, aid distributing pipe 45, receipts
Rear covers 46, air inlet pipe 47.
Right end with air duct 42 is fixedly connected by outer rim end plate 422 with the right end welded seal of outer cylinder 41, outer cylinder 41 with
With air distribution chamber 412 is formed between air duct 42, air-inlet cavity 44, air-inlet cavity 44 and the air distribution chamber are formed in the left end structure of outer cylinder 41
412 lead to, i.e., form air-inlet cavity 44 between the left end first panel 421 with air duct 42 and the left end second panel 411 of outer cylinder 41,
Blast pipe 441 is opened up on 411 outside of left end second panel of outer cylinder 41.
Several tangential first exhaust vents arranged on circumference section at certain inclination angle are being opened up with distribution on air duct 42
424, so that entering the air with 42 inner cavity of air duct forms circulation.
It receives rear set 446 to be made of housing 461 and the fire resisting concrete being fixed in housing 461 receipts nozzles 462, fire resisting concrete receives fire
462 center of mouth is outer open taper crater 463, and the left end for receiving rear set 46 is connected with 41 right end of outer cylinder by flange.
It is opened up in the left part of outer cylinder 41 and leads to the gas inlet pipe 47 with 42 inner cavity of air duct；It is leaned in the left part of outer cylinder 41
It is opened up at the nearly air inlet pipe 47 and leads to the igniting pore 49 with 42 inner cavity of air duct；It is stretched with flame gun 48 by pore 49 of lighting a fire
Enter light a fire with 42 inner cavity of air duct and ignite.
Accumulation of heat plug 43 is fixedly mounted on on 42 central axis of air duct, shape between 43 outer ring of accumulation of heat plug and air distribution inner cylinder 42
At combustion chamber 423, the right side of accumulation of heat plug 43 forms certain spacing L with the right side with air duct 42, to form accumulation of heat core
Stick 43 and the baffling received between rear set 46 receive fiery runner 436.
Aid distributing pipe 45 is set at 43 center of accumulation of heat plug, the left end of aid distributing pipe 45 is led to the air-inlet cavity 44, air distribution
The right end of pipe 45 stretches out the right side of accumulation of heat plug 43, is distributed and is equipped on the aid distributing pipe 45 for stretching out 43 right side of accumulation of heat plug
Several exhaust vents 451, to be that the baffling receives fiery runner 436 and receipts rear covers 46 tapers and goes out fire to 423 exit of combustion chamber
Mouth 463 carries out supplemental oxygens, strengthens tail portion combustion efficiency.
The air inlet pipe 47 of gas burner 4 described in (3-1) and the exhaust outlet 33 of the water seal fire arrestor 3 lead to；?
When carrying out step (2-4), while opening the air blower of blast pipe 441 and being supplied to the air-inlet cavity 44 of gas burner 4, combustion chamber 423
Wind is protruded into light a fire with 42 inner cavity of air duct and be ignited using flame gun 48 by pore 49 of lighting a fire；To 4 internal combustion of gas burner
It burns after chamber 423 forms stable spontaneous combustion and closes flame gun 48.
(4) spraying dedusting device 5 is used, spraying and dedusting purification is carried out to the flue gas that gas burner 4 is discharged:
The air inlet of spraying dedusting device 5 is docked with the receipts rear of gas burner 4 set 46 by pipeline 6, gas burning
The flue gas that device 4 is discharged passes through the purification discharge of 5 spraying and dedusting of spraying dedusting device.
Shown in 7 embodiment of attached drawing, flame gun 48 is fixedly installed in the air inlet pipe 47 of the gas burner 4, uses
Igniter is protruded by pore 49 of lighting a fire with lighting flame gun 48 in air duct 42.
Shown in 7 embodiment of attached drawing, air inlet casing is fixedly installed in the air inlet pipe 47 of the gas burner 4
480 are arranged flame gun 48 in the air inlet casing 480, and flame gun 48 is placed in the air inlet casing 480, air
Air inlet casing 480 is that flame gun 8 provides sufficient air, to guarantee that flame gun 48 can stablize burning, to combustion gas life rubbish
Rubbish low temperature pyrogenation gas ignites.
Shown in 7 embodiment of attached drawing, the circle in the left end first panel 421 of the air distribution inner cylinder 42 of the gas burner 4
It is distributed in week equipped with several exhaust vents 425, to reinforce and improve air distribution amount of oxygen at air inlet pipe 47, is conducive to improve burning effect
Fruit.
Shown in 7 embodiment of attached drawing, plug center sleeve is equipped at 43 center of accumulation of heat plug of the gas burner 4
431, the left end of plug center sleeve 431 passes through the left end second that the left end first panel 421 with air duct 42 reaches outer cylinder 41
411 outside of panel, corresponding plug center sleeve 431 (central part) on 411 lateral surface of left end second panel of outer cylinder 41 are fixed
It is connected with internal screw thread choma 413, is fixedly connected between plug center sleeve 431 and internal screw thread choma 413 by swivel nut 433.
Shown in 7 embodiment of attached drawing, 45 empty set of the aid distributing pipe setting of the gas burner 4 is mounted in the plug
In heart casing 431, the right end of aid distributing pipe 45 is welded to connect by the right end of end plate 452 and plug center sleeve 431, aid distributing pipe 45
Left end be fixedly connected by swivel nut end cap 453 with the left end of plug center sleeve 431；It is opened up on plug center sleeve 431
The air inlet 432 being connected to the air-inlet cavity 44；It is provided with to set in aid distributing pipe 45 and is connected to air inlet with 431 inner cavity of plug center sleeve
Hole 454, even if aid distributing pipe 45 leads to air-inlet cavity 44；Support is equipped between 43 right end of accumulation of heat plug and inner ring surface with air duct 42
Block (bar) 435.The structure, which is not only realized, receives 436 He of fiery runner to the baffling by the exhaust vent 451 of 45 right end of aid distributing pipe
Receive rear cover 46 taper craters 463 carry out supplemental oxygen, strengthen tail portion combustion efficiency, and can be convenient to accumulation of heat plug
43 carry out handling maintenance.
Shown in 7 embodiment of attached drawing, if 43 outer ring surface of accumulation of heat plug in the gas burner 4 arranged evenly offers
The section dry ring-shaped groove 430a, ring-shaped groove 430a can be away from shape slot or other shapes of groove；Either in accumulation of heat
Several convex block 430b are staggeredly distributed on 43 outer ring surface of plug, 423 flame of combustion chamber is prolonged 43 surface of accumulation of heat plug and axially flowed
When dynamic, the groove 430a or convex block 430b play certain blocking to the flame of the surface flow close to accumulation of heat plug 43 and make
With making flame generate turbulent flow vortex, be sufficiently mixed oxygenating with reinforce air and combustion gas, further increase combustion efficiency.
Shown in 7 embodiment of attached drawing, distributing valve group device 470 is connected in the air inlet pipe 47 of the gas burner 4,
It is by with the supervisor 471 that connect of pyrolysis pot escape pipe, the appendix 472 connecting with air inlet pipe 47 is connected in parallel on and is responsible for 471 and gas transmission
Multiple gas-distribution pipes 473,474,475 with pipeline valve 473a, 474b, 475c between pipe 472 are constituted.It is shunted and is controlled with pressure stabilizing
47 induction air flow ratio of air inlet pipe.
It is flame-out to prevent from occurring after spontaneous combustion in the gas burner 4, it is carried out again by the flame gun 48
When igniting is ignited, detonation occurs for the fuel gas retained in gas burner 4.In the exhaust outlet 33 of the water seal fire arrestor 3
Straight-through exhaust pipe 7 and pipeline valve 71 are offered between the case cylinder of spraying dedusting device 5；In the air inlet pipe 47 of gas burner 4
It is equipped with air intake valve 8.
When spontaneous combustion occurs flame-out in gas burner 4, the exhaust outlet 33 and spraying dedusting device of water seal fire arrestor 3 are opened
7 pipeline valve 71 of straight-through exhaust pipe opened up between 5 casees cylinders；The air intake valve 8 that 4 air inlet pipe 47 of turndown of gas burner is equipped with,
The fuel gas for generating low temperature pyrogenation gasification furnace 1 is discharged in water seal fire arrestor 3 directly output spraying dedusting device 5；
After fuel gas after retain in gas burner (4) is blown out by blast pipe (441) the air inlet air, then make
It protrudes into light a fire with 42 inner cavity of air duct by pore 49 of lighting a fire with flame gun 48 and ignite；Then gas burner 4 is opened again
The air intake valve 8 that air inlet pipe 47 is equipped with；It is opened up between 5 casees cylinders of exhaust outlet 33 and spraying dedusting device of closing water seal fire arrestor 3
7 pipeline valve 71 of straight-through exhaust pipe, so that fuel gas is reentered gas burner 4, and ignited burning by flame gun 48；To
Combustion chamber 423 closes flame gun 48 after forming stable spontaneous combustion in gas burner 4.
Claims (8)
1. domestic garbage pyrolysis processing system, it is characterized in that: by low temperature pyrogenation gasification furnace (1), air magnetization air supply device (2),
Water seal fire arrestor (3), gas burner (4), spraying dedusting device (5) composition；
The low temperature pyrogenation gasifies furnace (1), by cylindrical furnace (10), upper arch furnace upper cover (11), in furnace upper cover
(11) escape pipe (12) is offered on, feed inlet (13) and feed inlet sealing cover (131) are offered on furnace upper cover (11),
The intracorporal lower part of furnace is fixedly connected equipped with annular partition (14), fire grate (15) is arranged at the middle part of annular partition (14), fire grate
(15) and the lower part of annular partition (14) is dust collection chamber, and corresponding dust collection chamber offers cleaning door (17) and deashing on furnace body (10)
Mouth hermatic door (171), is fixedly connected equipped with trunnion (18), on furnace body (10) with annular partition (14) in fire grate (15) outer edge
Corresponding fire grate (15) upper surface offers the lighting-up tuyere (19) and lighting-up tuyere hermatic door (191) for leading to trunnion (18) inner cavity；
The first fire resisting concrete insulating layer (101) is equipped on furnace body (10) inner wall, between furnace body (10) inner wall and trunnion (18) outer wall
Equipped with the second fire resisting concrete insulating layer (102), the first fire resisting concrete of trunnion (18) upper port (181) and furnace body (10) upper inside wall is protected
Warm layer (101) excessively, that is, is formed taper blanking chamber (104) for inclined-plane (103), and the cone angle of taper blanking chamber (104) is 140-
155 degree, most preferably about 150 degree, the furnace chamber on trunnion (18) top are dry materials chamber；
The fire grate (15) is rocking type grate, and You Duogen shaft (151) and distribution are fixedly connected on shaft (151) two sides
Wing bar (152) is constituted, and each wing bar (152) is interspersed, more shafts (151) by link mechanism (153) and furnace body (10) outside
Handle (154) drives rotation to swing；
The blast pipe (16) for leading to the lower end of fire grate (15), the outlet port of blast pipe (16) are connected on furnace body (10)
(161) it is located at the downward outlet air of fire grate (15) central part, so that finely dispersed when the upward baffling of air pass through fire grate (15)；
The upper port (181) of the trunnion (18) to fire grate (15) upper surface is material gasification zone, height H=650-
750cm；
The gas inlet pipe of the gas burner (4) and the exhaust outlet of the water seal fire arrestor (3) lead to；
The air inlet of the spraying dedusting device (5) is docked with the outlet flue of gas burner (4) by pipeline (6), gas
The flue gas of burner (4) discharge passes through the purification discharge of spraying dedusting device (5) spraying and dedusting.
2. domestic garbage pyrolysis processing system according to claim 1, it is characterized in that:
Straight-through exhaust is offered between the exhaust outlet (33) of the water seal fire arrestor (3) and the case cylinder of spraying dedusting device (5)
Manage (7) and pipeline valve (71)；Air intake valve (8) are equipped in the air inlet pipe (47) of gas burner (4).
3. domestic garbage pyrolysis processing system according to claim 1, it is characterized in that:
The air magnetizes air supply device (2), by air blower (21), air magnetizer (22), volume damper (23), check
Valve (24) and connecting pipe are constituted；Air magnetizer (22) is by shell (221), strong permanent magnetic iron (222), permanent magnet mounting rack
(223) it constitutes, permanent magnet mounting rack (223) is fixedly mounted in shell (221), the pole S of pairs of strong permanent magnetic iron (222) and N
Extremely correspondence is fixedly mounted on permanent magnet mounting rack (223), and air is sent into air magnetizer (22) through air blower (21), from one
End enters the other end and flows out, and the high-intensity magnetic field formed between the strong permanent magnetic iron (222) of mounted in pairs magnetizes the air of process, quilt
Magnetized air is adjusted through volume damper (23) and is controlled, and inputs furnace body by the blast pipe (16) through non-return valve (24)
Interior fire grate (15) lower part.
4. domestic garbage pyrolysis processing system according to claim 1, it is characterized in that:
The water seal fire arrestor (3), including case cylinder (30), snorkel (31), the lower part in case cylinder (30) are sink (32), are led to
The escape pipe (12) opened up on tracheae (31) and the furnace upper cover leads to, and snorkel (31) extend into case from case cylinder (30) top
Under sink (32) liquid level of cylinder (30) interior lower part, exhaust outlet (33) are offered on the top of case cylinder (30), in case cylinder (30)
The lower part of exhaust outlet (33) is equipped with water fender (34), and water filling port (35) are offered on case cylinder (30), are set in case cylinder (30) lower part
There are water level indicating gage (36), offer breast hole (37) in case cylinder (30) lower part or bottom, corresponds to sink in case cylinder (30) lower part
(32) it is provided with and offers tar outlet (39a, 39b) respectively, sewage arranges clearly mouth (39).
5. domestic garbage pyrolysis processing system according to claim 1, it is characterized in that:
The gas burner (4) includes outer cylinder (41), with air duct (42), accumulation of heat plug (43), air-inlet cavity (44), air distribution
It manages (45), receive rear set (46), air inlet pipe (47)；
Right end with air duct (42) is fixedly connected by outer rim end plate (422) with the right end welded seal of outer cylinder (41), outer cylinder
(41) and with air distribution chamber (412) are formed between air duct (42), air-inlet cavity (44) are formed in the left end structure of outer cylinder (41), air-inlet cavity
(44) lead to the air distribution chamber (412), i.e. the left end the of the left end first panel (421) with air duct (42) and outer cylinder (41)
Air-inlet cavity (44) are formed between two panels (411), open up blast pipe on left end second panel (411) outside of outer cylinder (41)；
Several tangential first exhaust vents (424) arranged on circumference section at inclination angle are being opened up with distribution on air duct (42), with
Make to enter the air formation circulation with air duct (42) inner cavity；
It receives rear set (46) to be made of housing (461) and the fire resisting concrete being fixed in housing (461) receipts nozzles (462), fire resisting concrete
Receipts nozzles (462) center is outer open taper crater (463), and the left end and outer cylinder (41) right end for receiving rear set (46) pass through method
Orchid is connected；
It is opened up in the left part of outer cylinder (41) and leads to the gas inlet pipe (47) with air duct (42) inner cavity；In the left end of outer cylinder (41)
Portion opens up at the air inlet pipe (47) leads to the igniting pore (49) with air duct (42) inner cavity；
Accumulation of heat plug (43) is fixedly mounted on on air duct (42) central axis, accumulation of heat plug (43) outer ring and between air duct (42)
It is formed combustion chamber (423), the right side of accumulation of heat plug (43) forms certain spacing L with the right side with air duct (42), with shape
At accumulation of heat plug (43) and receive the fiery runner (436) of baffling receipts between rear set (46)；
At accumulation of heat plug (43) center, aid distributing pipe (45) are set, the left end of aid distributing pipe (45) is led to the air-inlet cavity (44),
The right end of aid distributing pipe (45) stretches out the right side of accumulation of heat plug (43), in the aid distributing pipe (45) for stretching out accumulation of heat plug (43) right side
On be distributed equipped with several second exhaust vents (451).
6. domestic garbage pyrolysis processing system according to claim 5, it is characterized in that:
The gas burner (4): plug center sleeve (431) are equipped at accumulation of heat plug (43) center, plug center sleeve
(431) left end passes through the left end second panel (411) that the left end first panel (421) with air duct (42) reaches outer cylinder (41)
Outside, corresponding plug center sleeve (431) are fixedly connected equipped with interior on left end second panel (411) lateral surface of outer cylinder (41)
Screw thread choma (413) is fixedly connected between plug center sleeve (431) and internal screw thread choma (413) by swivel nut (433)；
The setting of aid distributing pipe (45) empty set is mounted in the plug center sleeve (431), and the right end of aid distributing pipe (45) passes through end
The right end of disk (452) and plug center sleeve (431) is welded to connect, the left end of aid distributing pipe (45) by swivel nut end cap (453) with
The left end of plug center sleeve (431) is fixedly connected；It is opened up on plug center sleeve (431) with the air-inlet cavity (44) even
Logical air inlet；It is provided with to set in aid distributing pipe (45) and is connected to air inlet with plug center sleeve (431) inner cavity, even if aid distributing pipe (45)
Lead to air-inlet cavity (44)；Accumulation of heat plug (43) right end and with air duct (42) inner ring surface between be equipped with supporting block (435).
7. domestic garbage pyrolysis processing system according to claim 5 or 6, it is characterized in that:
The gas burner (4): offering several ring-shaped grooves (30a) accumulation of heat plug (43) outer ring surface is arranged evenly, or
Person is staggeredly to be distributed with several convex blocks (30b) on accumulation of heat plug (43) outer ring surface.
8. domestic garbage pyrolysis processing system according to claim 5 or 6, it is characterized in that:
The gas burner (4): air inlet casing (480) are fixedly installed in air inlet pipe (47), in the air inlet
Flame gun (48) are set in casing (480).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559546A (en) * | 2018-06-11 | 2018-09-21 | 孙吉林 | Domestic garbage pyrolysis processing method and pyrolysis treatment systems |
| CN110397925A (en) * | 2019-08-01 | 2019-11-01 | 李观德 | The small cabinet type temperature garbage pyrolysis system of one kind and its technique |
| CN113217916A (en) * | 2021-05-08 | 2021-08-06 | 南开大学 | Integrated organic garbage pyrolysis gasification combustion reaction device and application |
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2018
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559546A (en) * | 2018-06-11 | 2018-09-21 | 孙吉林 | Domestic garbage pyrolysis processing method and pyrolysis treatment systems |
| CN108559546B (en) * | 2018-06-11 | 2024-02-27 | 孙吉林 | Household garbage pyrolysis treatment method and pyrolysis treatment system |
| CN110397925A (en) * | 2019-08-01 | 2019-11-01 | 李观德 | The small cabinet type temperature garbage pyrolysis system of one kind and its technique |
| CN113217916A (en) * | 2021-05-08 | 2021-08-06 | 南开大学 | Integrated organic garbage pyrolysis gasification combustion reaction device and application |
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