CN202835382U - Waste incineration equipment with efficient cyclone separator type second combustion chamber - Google Patents
Waste incineration equipment with efficient cyclone separator type second combustion chamber Download PDFInfo
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- CN202835382U CN202835382U CN 201220347341 CN201220347341U CN202835382U CN 202835382 U CN202835382 U CN 202835382U CN 201220347341 CN201220347341 CN 201220347341 CN 201220347341 U CN201220347341 U CN 201220347341U CN 202835382 U CN202835382 U CN 202835382U
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Abstract
The utility model provides waste incineration equipment with an efficient cyclone separator type second combustion chamber and belongs to the field of environmental protection equipment. The waste incineration processing equipment comprises a feeding system, a first combustion chamber, the second combustion chamber, a slag discharge mechanism, a combustion air feed system and an oil supply system, wherein the second combustion chamber comprises a second combustion chamber low-speed horizontal section, a second combustion chamber high-speed rotational flow section and a falling ash return-flow system, and the second combustion chamber low-speed horizontal section, the second combustion chamber high-speed rotational flow section and the falling ash return-flow system are all located above the first combustion chamber. A combustion section of the first combustion chamber, a smoke outlet of the first combustion chamber, the second combustion chamber low-speed horizontal section, the second combustion chamber high-speed rotational flow section, the falling ash return-flow system and a burnout section of the first combustion chamber are communicated in sequence. The second combustion chamber high-speed rotational flow section is a vertical device with a cyclone separator. The waste incineration equipment with the efficient cyclone separator type second combustion chamber has the advantages of being reasonable and scientific in design, practicable in structural arrangement, high in dust removing efficiency and the like.
Description
Technical field
The utility model relates to garbage incinerating system, relates in particular to a kind of garbage incinerating system with efficient cyclone separator formula dual firing chamber and incinerating method and application thereof.
Background technology
Along with increasing garbage burning factory builds up and comes into operation, the discharge capacity of China's incineration of refuse flyash will be more and more huger also." Hazardous Wastes Management prevents technical policy " that calendar year 2001 promulgates made corresponding regulation to the handling problems of flying ash: must not produce the ground long term storage; Must not carry out simple and easy disposal and discharging.Domestic garbage incineration flyash can transport after the curing that must carry out necessity and stabilization processes with producing.Domestic garbage incineration flyash must enter security landfill factory and carry out the security landfill disposal.But the landfill land occupation of incineration of refuse flyash, and the expense that security landfill is processed is very high, the factory site difficulty is sought, and China has only had several urban construction such as Shenzhen, Shenyang, Shanghai and has met the hazard waste landfill factory of technical specification at present.Landfill ability and the useful life of built hazardous waste landfill are all very limited, also not exclusively get rid of the Potential feasibility that the secondary pollution of causing is arranged.These problems have become affects the key factor that garbage incineration technology is promoted.
In general, when content of ashes is high in the rubbish composition, the Dust Capacity that produces is more, the distribution of granular size is also wide, mainly be present in and comprise that flue dust (produces and discharges in incinerator, removed particle before adding chemical agent, comprise the volatile matter that condensation is got off after the flue gas cools), the chemical agent and the chemical reaction product that add, at present domestic control technology about the dust pollution thing is mainly in the exhaust treatment system part, the flying dust that produces concentrates outward transport to dispose as hazardous waste, not only lost the heat of ashes, and the flying dust processing cost that produces is high.
Simultaneously, dioxin is except the low temperature partial combustion process produces, in the middle-temperature section flue gas since flying dust generation heterogeneous catalytic reaction also can generate by secondary.Although, the technical measures that reduce at present dioxin in the incineration treatment of garbage include burning process " 3T " control, the flue gas chilling suppresses, exhaust system is collected removal etc., if reduce the flying dust generation but can from the CIU pre-treatment, effectively control, namely reduce because of the flying dust heterocatalysis again generating dioxin.
Summary of the invention
The purpose of this utility model provides a kind of garbage incinerating system with efficient cyclone separator formula dual firing chamber, by with body of heater, the integrated mode of cyclone separator formula dual firing chamber, single garbage incinerating system burning is insufficient, the problems such as the thermal efficiency low and the flying dust generation large, flying dust disposal cost height thereby solve.
For achieving the above object, the utility model provides following technical scheme: a kind of garbage incinerating system with efficient cyclone separator formula dual firing chamber, comprise feed system, primary zone (hereinafter to be referred as a combustion chamber), secondary combustion chamber (hereinafter to be referred as dual firing chamber), exhanst gas outlet, tapping mechanism, the burning air supply system, oil supply system, wherein, described dual firing chamber comprises dual firing chamber's low speed horizontal segment, dual firing chamber's high-speed rotational section and the grey return-flow system that falls, all be positioned at the top of a combustion chamber, the burning zone of one combustion chamber, the exhanst gas outlet of one combustion chamber, dual firing chamber's low speed horizontal segment, dual firing chamber's high-speed rotational section, the burning segment of the grey return-flow system that falls and a combustion chamber is connected successively, described dual firing chamber low speed horizontal segment is the horizontal cylinder type structure of level, dual firing chamber's high-speed rotational section is the device of vertical band cyclone separator formula structure, this device comprises cylinder, cone, the central row tracheae, cylinder links to each other with the horizontal cylinder type structure of dual firing chamber's low speed horizontal segment, cone is positioned at the below of vertical cylinder body, the end of cone is connected with the grey return-flow system that falls, the central row tracheae is arranged in the top of cylinder, is connected with the exhanst gas outlet of dual firing chamber.
Further, the described grey return-flow system that falls comprises ash tube, flapper, flapper is connected between the cone and ash tube of dual firing chamber's high-speed rotational section, ash tube is connected with the burning segment of a combustion chamber, flue gas channelling phenomenon for fear of occuring and keep dust and circulate smoothly in the installation of flapper, and described flapper is the bevel-type flapper.
Further, adopt flexible structure to be connected between the cylinder of described low speed horizontal segment horizontal cylinder type structure and high-speed rotational section, thereby avoid the additional stress that causes because of temperature difference and mechanical oscillation, described flexible structure is expansion joint.
Further, described burning air supply system comprises the fire grate bottom that is separately positioned on a combustion chamber, the frequency conversion air blast of dual firing chamber, and the air capacity that waste incineration needs is regulated by the frequency converter change motor speed of air blast.
Further, described oil supply system is located at the front end of described dual firing chamber low speed horizontal segment, this oil supply system comprises start-up burner and auxiliary burner, lays respectively at the afterbody of a combustion chamber and the low speed horizontal segment front end of dual firing chamber, and oil supply system adopts light diesel fuel as auxiliary fuel.
Further, described dual firing chamber is the steel structure body of heater of liner flame retardant coating and heat insulation layer.
Further, described feed system comprises material-falling hopper, baffle door, water-cooled skewed slot, the garbage pusher device in a combustion the place ahead, chamber.
Further, described tapping mechanism is positioned at the below, fire grate bottom of a combustion chamber, the a plurality of ash tubes road that comprises particularly a plurality of air compartment ash buckets and supporting connection, and the water-cooled ash delivering machine that is positioned at all belows, ash tube road, the ash bucket of described garbage pusher device bottom, the air compartment ash bucket of a combustion chamber are connected with the water-cooled ash delivering machine.
The beneficial effects of the utility model are: the basis in original dual firing chamber principle combines the udst separation technology, adopt the science combination configuration of dual firing chamber and cyclonic separation, can not only make pernicious gas fully burning in dual firing chamber, satisfy " 3T " (Time time of staying of waste incineration, the Temperature temperature, the Torrent turbulivity) principle, and under 850 ℃ of environment, stop more than 2 seconds, guarantee that dioxin effectively decomposes, and possesses simultaneously pre-dustproof function, efficiency of dust collection can reach more than 80%, avoid the back segment heat transmission equipment easily to produce dust stratification, reduce the flying dust generation, reduce the flying dust disposal cost.Equipment described in the utility model has science reasonable in design, topology layout practical, the characteristics such as floor space is little, and operating cost is low and resource is effective, and hot burn decrement rate is low.
Description of drawings
Fig. 1 is the overall structure schematic diagram of a kind of garbage incineration equipment with efficient cyclone separator formula dual firing chamber described in the utility model.
The specific embodiment
By describing the utility model technology contents, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and cooperate accompanying drawing to give in detail explanation.
The preferred embodiment of the garbage incineration equipment with efficient cyclone separator formula dual firing chamber described in the utility model now is described in further detail: a kind of garbage incinerating system with efficient cyclone separator formula dual firing chamber in conjunction with Fig. 1, comprise feed system 1, a combustion chamber 2, dual firing chamber 3, tapping mechanism 4, burning air supply system 5, oil supply system 6, exhanst gas outlet 7, wherein, the each several part structure is described below:
Described feed system 1 comprises material-falling hopper 11, baffle door 12, the garbage pusher device 14 in water-cooled skewed slot 13, one combustion 2 the place aheads, chamber.
Described dual firing chamber 3 comprises dual firing chamber's low speed horizontal segment 31, dual firing chamber's high-speed rotational section 32 and the grey return-flow system 33 that falls, all be positioned at the top of a combustion chamber 2, the burning zone of one combustion chamber, the exhanst gas outlet 21 of one combustion chamber 2, dual firing chamber's low speed horizontal segment 31, dual firing chamber's high-speed rotational section 32, the burning segment position 22 of the grey return-flow system 33 that falls and a combustion chamber 2 is connected successively, described dual firing chamber low speed horizontal segment 31 is the horizontal cylinder type structure of level, oil supply system 6 is located at the front end of this dual firing chamber's low speed horizontal segment 31, dual firing chamber's high-speed rotational section 32 is the device of vertical band cyclone separator formula structure, this device comprises cylinder 321, cone 322, central row tracheae 323, cylinder 321 links to each other with the horizontal cylinder type structure of dual firing chamber low speed horizontal segment 31, cone 322 is positioned at the below of vertical cylinder 321, the end of cone 322 is connected with the grey return-flow system 33 that falls, central row tracheae 323 is arranged in the top of cylinder 321, is connected with the exhanst gas outlet (being exhanst gas outlet 7) of dual firing chamber 3.Adopt flexible structure to be connected between the cylinder 321 of described low speed horizontal segment 31 horizontal cylinder type structures and high-speed rotational section 32, thereby avoid the additional stress that causes because of temperature difference and mechanical oscillation, described flexible structure is expansion joint 34.
The steel structure body of heater that described dual firing chamber 3 is liner flame retardant coating and heat insulation layer.The described grey return-flow system 33 that falls comprises ash tube 331, flapper 332, flapper 332 is connected between the cone 322 and ash tube 331 of dual firing chamber's high-speed rotational section 32, ash tube 331 is connected with the burning segment 22 of a combustion chamber 2, and the installation of flapper 332 is for fear of flue gas channelling phenomenon occuring and keeping dust and circulate smoothly.Described flapper 332 is the bevel-type flapper.
Described tapping mechanism 4 is positioned at the below, fire grate bottom of a combustion chamber 2, comprises particularly a plurality of ash tubes road 42 of a plurality of air compartment ash buckets 41 and supporting connection, and the water-cooled ash delivering machine 43 that is positioned at all 42 belows, ash tube road.The air compartment ash bucket 41 of the ash bucket of described garbage pusher device 14 bottoms, a combustion chamber 2 is connected with water-cooled ash delivering machine 43.
Described burning air supply system 5 comprises the fire grate bottom that is separately positioned on a combustion chamber 2, the frequency conversion air blast 51 of dual firing chamber 3, and the air capacity that waste incineration needs is regulated by the frequency converter change motor speed of air blast 51.
Described oil supply system 6 comprises start-up burner 61 and auxiliary burner 62, lays respectively at the afterbody of a combustion chamber 2 and low speed horizontal segment 31 front ends of dual firing chamber 3, and oil supply system 6 adopts light diesel fuel as auxiliary fuel.
The incinerating method of the described a kind of garbage incinerating system with efficient cyclone separator formula dual firing chamber of above-mentioned embodiment may further comprise the steps:
Step S1: rubbish is sent into a combustion chamber 2 via feed system 1;
Step S2: rubbish in a combustion chamber 2 through super-dry, burn, burn process;
Step S3: the not flammable composition that produces among the step S2 and burn after ash fall into tapping mechanism 4 and release outside the incinerator, simultaneously, the pernicious gas that produces after the waste incineration enters the dual firing chamber 3 that is positioned at combustion 2 tops, chamber and fully burns;
Step S4: described dual firing chamber 3 is made of dual firing chamber's low speed horizontal segment 31 and dual firing chamber's high-speed rotational section 32 2 parts, dual firing chamber's high-speed rotational section 32 is the device of vertical band cyclone separator formula structure, this device comprises cylinder 321, cone 322, central row tracheae 323, when pernicious gas tangentially enters high-speed rotational section 32 behind the low speed horizontal segment, air-flow from top to bottom moves to cone 322 bottoms in the shape of a spiral, form the outward turning dust-contained airflow that descends, most of gas is spiral rising from bottom to top along the axle center, discharge from center blast pipe 323, portion gas is being carried the separated dust that gets off secretly and is being entered ash tube 331 and return a combustion and further burn circulation in forming in the chamber 2.
The described a kind of garbage incineration equipment with efficient cyclone separator formula dual firing chamber of above-mentioned embodiment can support the use with following any incinerator: mechanical type, reciprocating type, fixed type grate stove, or formula stove, CAO (Controlled Air Oxidation) incinerator are thrown in pulse.
Operation principle and the processing procedure of the utility model technology are as follows: rubbish promotes and sends into the material-falling hopper 11 that is positioned at the incinerator top through grab bucket, instruction according to burning control, use the garbage pusher device 14 of fluid pressure type by the speed of setting rubbish to be pushed in the combustion chamber 2, rubbish through super-dry, burn, burn process, make putrid organic matter become inorganic matter because of burning, pathogenic organism is because eliminating under high temperature incineration, the not flammable composition of generation and burn after ash fall into tapping mechanism 4 and release outside the incinerator.The pernicious gas that produces after the waste incineration enters the dual firing chamber 3 that is positioned at combustion 2 tops, chamber and fully burns, the steel structure body of heater that this dual firing chamber 3 is liner flame retardant coating and heat insulation layer, owing to adopting special structure form, consisted of by low speed horizontal segment 31 and high-speed rotational section 32 2 parts, the high-speed rotational section is the vertical cylinder type structure, comprise cylinder 321 and cone 322, this partly combines the design principle of cyclone separator, when pernicious gas tangentially enters the high-speed rotational section behind the low speed horizontal segment, under the special flow passage design, air-flow from top to bottom moves to cone 322 bottoms in the shape of a spiral, form the outward turning dust-contained airflow that descends, because conic section constantly dwindles, most of gas tends to the center gradually, and along the axle center from bottom to top spiral rise, discharge from center blast pipe 323, portion gas is being carried the separated dust that gets off secretly and is being entered ash tube 331 and return in the incinerator and further burn.Therefore, during work, the high-temperature flue gas in the dual firing chamber 3 is strongly turbulent in the eddy flow section, makes the high-temperature flue gas complete reaction and isolates bulky grain flue dust in the flue gas (can capture the above particle of 5-15 μ m), return incinerator by ash tube 331 and further burn, circulation in forming.
In above-described embodiment, the purposes of flapper 332 is when preventing that coal dust or soot particle from entering another pressure limit by a certain pressure limit, air channelling phenomenon occurs and keep powder and circulate smoothly, flue equal diameters in flapper 332 diameters and the whole equipment, the flapper of the preferred bevel-type that adopts generally is used for the powder sinking tube under the pulverized coal preparation system pulverized-coal collector, on the powder retrieving pipe of mill separator and on the ash tube under the dry collector, when the bevel-type flapper was working properly, the mobile of powder was continuous.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. garbage incineration equipment with efficient cyclone separator formula dual firing chamber, comprise feed system, one combustion chamber, dual firing chamber, tapping mechanism, the burning air supply system, oil supply system, it is characterized in that: described dual firing chamber comprises dual firing chamber's low speed horizontal segment, dual firing chamber's high-speed rotational section and the grey return-flow system that falls, all be positioned at the top of a combustion chamber, the burning zone of one combustion chamber, the exhanst gas outlet of one combustion chamber, dual firing chamber's low speed horizontal segment, dual firing chamber's high-speed rotational section, the burning segment of the grey return-flow system that falls and a combustion chamber is connected successively, described dual firing chamber low speed horizontal segment is the horizontal cylinder type structure of level, dual firing chamber's high-speed rotational section is the device of vertical band cyclone separator formula structure, this device comprises cylinder, cone, the central row tracheae, cylinder links to each other with the horizontal cylinder type structure of dual firing chamber's low speed horizontal segment, cone is positioned at the below of vertical cylinder body, the end of cone is connected with the grey return-flow system that falls, the central row tracheae is arranged in the top of cylinder, is connected with the exhanst gas outlet of dual firing chamber.
2. garbage incineration equipment according to claim 1, it is characterized in that: the described grey return-flow system that falls comprises ash tube, flapper, flapper is connected between the cone and ash tube of high-speed rotational section, ash tube is connected with the burning segment of a combustion chamber, and described flapper is the bevel-type flapper.
3. garbage incineration equipment according to claim 1 is characterized in that: adopt flexible structure to be connected between the cylinder of described low speed horizontal segment horizontal cylinder type structure and high-speed rotational section.
4. garbage incineration equipment according to claim 3, it is characterized in that: described rich property structure is expansion joint.
5. garbage incineration equipment according to claim 1 is characterized in that: described burning air supply system comprises the fire grate bottom that is separately positioned on a combustion chamber, the frequency conversion air blast of dual firing chamber.
6. garbage incineration equipment according to claim 1, it is characterized in that: described oil supply system is located at the front end of described dual firing chamber low speed horizontal segment, this oil supply system comprises start-up burner and auxiliary burner, lay respectively at the afterbody of a combustion chamber and the low speed horizontal segment front end of dual firing chamber, oil supply system adopts light diesel fuel as auxiliary fuel.
7. garbage incineration equipment according to claim 1, it is characterized in that: described dual firing chamber is the steel structure body of heater of liner flame retardant coating and heat insulation layer.
8. garbage incineration equipment according to claim 1, it is characterized in that: described feed system comprises material-falling hopper, baffle door, water-cooled skewed slot, the garbage pusher device in a combustion the place ahead, chamber.
9. garbage incineration equipment according to claim 1 is characterized in that: described tapping mechanism is positioned at the below, fire grate bottom of a combustion chamber.
10. garbage incineration equipment according to claim 9, it is characterized in that: described tapping mechanism comprises a plurality of ash tubes road of a plurality of air compartment ash buckets and supporting connection particularly, and the water-cooled ash delivering machine that is positioned at all belows, ash tube road, the ash bucket of described garbage pusher device bottom, the air compartment ash bucket of a combustion chamber are connected with the water-cooled ash delivering machine.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220347341 CN202835382U (en) | 2012-07-18 | 2012-07-18 | Waste incineration equipment with efficient cyclone separator type second combustion chamber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220347341 CN202835382U (en) | 2012-07-18 | 2012-07-18 | Waste incineration equipment with efficient cyclone separator type second combustion chamber |
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| CN202835382U true CN202835382U (en) | 2013-03-27 |
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| CN 201220347341 Expired - Fee Related CN202835382U (en) | 2012-07-18 | 2012-07-18 | Waste incineration equipment with efficient cyclone separator type second combustion chamber |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734802A (en) * | 2012-07-18 | 2012-10-17 | 福建省丰泉环保控股有限公司 | Garbage incineration treatment equipment with efficient cyclone separator type secondary combustion chamber and application thereof |
| CN103939917A (en) * | 2014-04-03 | 2014-07-23 | 山东威澳环保科技有限公司 | Combustion intensifying device in furnace |
| CN110081435A (en) * | 2019-05-23 | 2019-08-02 | 江苏利百川环保科技有限公司 | A kind of dual firing chamber's structure of pyrolysis oven |
| CN112555863A (en) * | 2021-01-14 | 2021-03-26 | 新乡工神锅炉有限公司 | Garbage incinerator with square rotary air separator for eliminating dioxin |
| CN117029007A (en) * | 2023-09-12 | 2023-11-10 | 江苏芬纳环保科技有限公司 | Waste incineration flue gas secondary combustion device |
-
2012
- 2012-07-18 CN CN 201220347341 patent/CN202835382U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734802A (en) * | 2012-07-18 | 2012-10-17 | 福建省丰泉环保控股有限公司 | Garbage incineration treatment equipment with efficient cyclone separator type secondary combustion chamber and application thereof |
| CN103939917A (en) * | 2014-04-03 | 2014-07-23 | 山东威澳环保科技有限公司 | Combustion intensifying device in furnace |
| CN103939917B (en) * | 2014-04-03 | 2016-03-23 | 山东威澳环保科技有限公司 | Intensified burning apparatus in a kind of stove |
| CN110081435A (en) * | 2019-05-23 | 2019-08-02 | 江苏利百川环保科技有限公司 | A kind of dual firing chamber's structure of pyrolysis oven |
| CN110081435B (en) * | 2019-05-23 | 2023-12-26 | 江苏利百川环保科技有限公司 | Two-combustion-chamber structure of pyrolysis furnace |
| CN112555863A (en) * | 2021-01-14 | 2021-03-26 | 新乡工神锅炉有限公司 | Garbage incinerator with square rotary air separator for eliminating dioxin |
| CN117029007A (en) * | 2023-09-12 | 2023-11-10 | 江苏芬纳环保科技有限公司 | Waste incineration flue gas secondary combustion device |
| CN117029007B (en) * | 2023-09-12 | 2024-05-28 | 江苏芬纳环保科技有限公司 | Waste incineration flue gas secondary combustion device |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20170718 |
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| CF01 | Termination of patent right due to non-payment of annual fee |