CN103994446A - Furnace slag separation assembly and circulating sulfuration bed incinerator using assembly - Google Patents
Furnace slag separation assembly and circulating sulfuration bed incinerator using assembly Download PDFInfo
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- CN103994446A CN103994446A CN201410255313.1A CN201410255313A CN103994446A CN 103994446 A CN103994446 A CN 103994446A CN 201410255313 A CN201410255313 A CN 201410255313A CN 103994446 A CN103994446 A CN 103994446A
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Abstract
The invention belongs to the field of garbage incineration equipment, and particularly relates to a furnace slag separation assembly and a circulating sulfuration bed incinerator using the assembly. The furnace slag separation assembly comprises a cylinder, wherein the cylinder is provided with a feed inlet, and the bottom of the cylinder is provided with a discharge port; the side wall of the cylinder is provided with spiral grooves from top to bottom in a concave mode and/or provided with spiral guide rails in a convex mode along the axis of the side wall of the cylinder. The circulating sulfuration bed incinerator using the furnace slag separation assembly at least comprises a main incineration chamber and a flue, a heat energy utilization assembly is arranged on the flue, and the furnace slag separation assembly is clamped between the main incineration chamber and the flue, and the outlet ends of the spiral grooves and/or the spiral guide rails are communicated with a furnace cavity of the main incineration chamber. The treatment mode is intelligent and quick, the effects of efficiently sorting and treating unburned furnace slag are automatically achieved, and meanwhile, labor intensity of operators is effectively lowered. The furnace slag separation effect of the assembly is achieved, and meanwhile, work reliability and efficiency of an incinerator body of the incinerator are effectively guaranteed.
Description
Technical field
The invention belongs to garbage incinerating system field, the circulating fluid-bed incinerator that is specifically related to a kind of slag separation assembly and applies this assembly.
Background technology
In circulating fluid-bed incinerator unit, conventionally by equipment such as Burning Room, gas-solid separators, form combustion system (that is material circulating system); With water-cooling wall, superheater, economizer, air preheater and back-end ductwork, form the thermal energy exchange transmission system of incinerator; Flue gas purification system with formation incinerators such as dedusters; It is its series circulation power that the wind energy of blower fan of take between each person drives.During real work, rubbish is in the burning Indoor Combustion of incinerator, the heat energy of its generation is drawn by the many thermal energy exchange assemblies such as water-cooling wall on Burning Room locular wall and even each flue furnace wall, water-cooling wall conducts to the heat of absorption in its inner water storage, water is heated and produces vapours rising, vapours enters post bake in heater, hot dry saturated steam after steam trap carries out aqueous vapor separation is got rid of and enters outside Steam Turbine from being arranged at the dry saturated steam outlet of furnace roof, thereby drives it to rotate to realize its industrial value; Air preheater and economizer are arranged in flue, to guarantee the preliminary heating object for air and the cold water in water-cooling wall to be entered of Burning Room to be entered.
Above-mentioned incinerator structure, its burning indoor temperature for burning domestic garbage at least needs to reach 800 degrees Celsius of above high temperature, and flue gas stops about 3 seconds in Burning Room, just can be conducive to realize the pyrolytic object to bioxin and various pernicious gases; And due to current house refuse, due to moisture content problem, self calorific value is lower, add the water-cooling wall pipeline of arranging in Burning Room, often caused on the contrary the reduction of burning Indoor Combustion temperature, not only be difficult to meet the rigid demand of the hot dry saturated steam of outside Steam Turbine, after the burning that this body of heater finally gives off simultaneously, gas contains the harmful substances such as a large amount of bioxin, thereby surrounding environment is caused to secondary pollution.Nowadays, some producer is devoted to by remove water-cooling wall in square Burning Room, and only in flue, arranges that water-cooling wall carries out the mode of water heating, promotes the intrinsic ignition temperature in Burning Room; Yet, structure of furnace body feature due to current Burning Room, water-cooling wall is not only the heating carrier as water, simultaneously also as the load carrier of thermal insulation fire-resistant mud on body of heater, thermal insulation fire-resistant mud is unlikely to just now to topple under the dual clamping of internal water cooling wall and outside furnace shell, once taking-up water-cooling wall, how guaranteeing the normal work of whole square furnace and being unlikely to collapse just becomes a difficult problem.There is again some producer to carry out adhering to of thermal insulation fire-resistant mud by steel rod being hammered into the mode of thermal insulation fire-resistant mud, so that realize fire clay for the heat-insulating property of body of heater, but, on the one hand, rod is when hammering into thermal insulation fire-resistant mud, himself has also become heat carrier, thereby is easy to the high temperature of not at all easy accumulation in Burning Room to conduct, on the other hand, fire clay requires comparatively harsh for its environment for use, and for the larger house refuse of water content, fire clay is often just accompanied by dilution shortcakeization phenomenon in use, needs artificial frequent maintenance, in addition, setting as the cyclone separator of gas-solid separator also has problems, traditional circulating fluid-bed incinerator unit, be still and adopt extraction hot-air to carry out heat energy utilization, and the solid slag that its sub-argument is gone out Fan Zhi main burning chamber or directly discharge processing optionally, the complex operation that its no matter so-called " optionally " brings and the problem that operating personnel's operating experience is required, if single opinion high-temp solid slag needs to discharge and finally cause atmosphere outside, just must pass through a large amount of forced cooling operations such as direct water-cooling, its resource occupation amount is large and running cost is high, the huge heat that originally can recycle simultaneously that waste again, thereby give site operation personnel and burn operation producer and bring very big puzzlement.
Summary of the invention
One of them object of the present invention is to provide a kind of slag separation assembly rational in infrastructure and practical, its processing mode is intelligent and convenient, automatable realization in incinerator drawn the efficient sorting treatment effect that is mingled with uncombusted slag in hot blast, effectively reduces operating personnel's labour intensity simultaneously; Its another object is to provide a kind of circulating fluid-bed incinerator of applying above-mentioned slag separation assembly, thereby in the slag separating effect of its assembly of specific implementation, effectively guarantees functional reliability and the high efficiency of incinerator body of heater self.
For achieving the above object, the present invention has adopted following technical scheme:
A kind of slag separation assembly, comprise the cylindrical shell that possesses cylindric hollow cavity, on cylindrical shell, running through its barrel offers for slag input and provides blast so that slag produces the charging aperture of centrifugal action in cylinder lumen, between the discharging path of described charging aperture and cylinder lumen axis, be each other different surface beeline and arrange, described cylinder body bottom offers the discharging opening that is communicated with cylinder lumen and external processing apparatus; Described cylinder lateral wall place is concaved with helical groove from top to bottom and/or convexes with helical form guide rail along its axis, the centrifugal rotation direction of the bearing of trend of described helical groove and/or helical form guide rail and the slag of cylinder lumen arranges in the same way, and the port of export of helical groove and/or helical form guide rail runs through cylindrical shell and is communicated to outside reclaimer.
Described slag separation assembly profile is the straight barrel shape of axis plumbing arrangement, and its bottom possesses Qie Qi bottom surface, funnel-form bottom surface least significant end and forms discharging opening, and between the discharging path of charging aperture and cylinder lumen axis, spatial vertical is arranged; Cylindrical shell at least comprises urceolus shell, cylindrical shell heat-preservation cotton layer, inner core shell and cylindrical shell fire brick layer from outside to inside along its radial direction; Described helical groove is arranged with screw arrangement along cylindrical shell fire brick layer inwall.
A kind of circulating fluid-bed incinerator of applying slag separation assembly, the flue that is communicated with layout with it that at least comprises main burning chamber and be arranged in main burning chamber's side, flue place arranges heat energy utilization assembly, and described slag separation assembly is located between main burning chamber and flue; The charging aperture of slag separation assembly is communicated with the heat energy exit of main burning chamber's upper end, and its discharging opening is communicated with chimney intake end and arranges; The port of export of described helical groove and/or helical form guide rail is communicated with the furnace chamber of main burning chamber and arranges.
Described main burning chamber radially at least comprises outer furnace shell layer, the cotton layer of furnace insulation, interior furnace shell layer and body of heater fire brick layer from outside to inside along it, and its outer furnace shell layer, the cotton layer of furnace insulation, interior furnace shell layer and body of heater fire brick layer form the hollow circuit cylinder tubular layer structure of main burning chamber jointly.
Described flue integral body is horizontal layout, heat energy utilization assembly comprise hang in flue for the water-cooling wall of water storage heating and be communicated with it be positioned at flue outer wall place for carrying out the steamdrum of steam separation; Place, flue below is provided with for storing up the discharge funnel of slag and ash discharge.
Described discharge funnel is a plurality of and arranges successively along the length direction of flue, and the above-mentioned discharge funnel of arranging successively of take is row, and described discharge funnel is the symmetric double Column Layout being arranged in juxtaposition.
The port of export place of described discharge funnel is provided with for controlling the roller of stirring of its load.
Described main burning chamber lower end is provided with inlet air plenum, arranges for the blast cap of burning wind-force is provided the whole burning basal plane that forms main burning chamber of each blast cap in inlet air plenum; In main burning chamber, be furnished with slag-drip opening, described slag-drip opening is positioned at inlet air plenum middle part and runs through main burning chamber bottom to be arranged; Described heat energy utilization assembly also comprises the air heater that is arranged in flue outlet end place, and the outlet air end of described air heater is communicated to inlet air plenum place.
Described main burning chamber side-walls is also furnished with secondary air inlet; The air-out path vertical main burning chamber axis of described secondary air inlet and both are different surface beeline and arrange.
Between described main burning chamber and slag separation assembly, be arranged in juxtaposition, the furnace chamber opposite side place of main burning chamber is arranged symmetrically with the charging channel that is useful on charging.
Major advantage of the present invention is as follows:
1), having abandoned solid slag that traditional cyclone separator produces gets rid of difficulty, operating personnel's experience is required to high, complex operation and even waste residue treatment effect is undesirable and a series of defects such as expensiveization, with the layout of cylindrical cavity, guaranteed the height action kinetic energy of slag under centrifugal action, oblique antarafacial with charging aperture is arranged, is also the mode that charging aperture discharging path and tubular axis space intersection are arranged, guarantees the formation of cylindrical shell inside spin wind direction, what is more important, to be attached to the guide rail arranged under the screw at cylinder inboard wall place or the design of groove, at slag under Action of Wind pressure during along cylinder inboard wall spiral-falling, the heavier slag of relative weight that large quality has not been burned in other words conj.or perhaps is completely understood " being got rid of " to above-mentioned guide rail or groove, and the guiding under wind-force effect continuing along above-mentioned postponing on " track " that form is fallen, finally along its port of export, be directed in the outside reclaimer furnace chamber of the incinerator of side (as be arranged at) of appointment, after-flame slag ash after the dust that quality in slag is relatively light and completely burning etc. enters in external processing apparatus (such as heat energy recycling system) thereupon, thereby realize its release of accumulating heat and recovery, it is simple in structure and use, and processing mode intelligence and convenient can efficiently realize the automated sorting treatment effect of drawing the uncombusted slag being mingled with in heat energy in incinerator.
In fact, for above-mentioned " slag that relative weight is heavier " etc., language as a comparison is only described, this is because the slag burning in incinerator has substantially burnt totally under high thermostatic effect, even if there is unburned part, the slag that can draw by the heat energy exit of incinerator, itself weight is just suitable light, could rise and escape in slag separation assembly and realize and processing by incinerator upper end with wind-force like this, and be drawn and unburnt slag quality must be than the weight weight of burning ashes totally, therefore, the slag that its blast can effectively be ordered about respective quality produces along the impelling of its groove and guide rail and centrifugally draws action, the ashes that kick the beam and burn completely slag ash natural fast rotational fall and draw processing, finally without the practical operation experience that relies on operating personnel, and system itself can complete the automatic separating effect of slag targetedly of its high efficiency, in addition, originally need to no longer need at the cold slag machine of old-fashioned cyclone separator discharging opening configuration, so also just greatly reduce wind-force originally and even waterpower cooling cost, its a large amount of after-flame after heat slags of originally wasting directly enter flue simultaneously, the heat energy utilization of flue is further improved, the final real work efficiency that has effectively promoted each heat energy utilization assembly in flue.
2), the present invention when practical operation, without fire clay directly using cylindrical shell fire brick layer as its innermost layer, the internal extrusion stress being produced with the cylinder barrel shaped structure of cylindrical shell self, thus stopped the possibility that refractory brick is inwardly toppled over; Meanwhile, the possibility that refractory brick is outwards toppled over is limited by outer field each barrel shell layer, finally, when effectively guaranteeing himself insulating power, has guaranteed again the working strength demand of cylindrical shell self; In addition, the sidewall of the air inlet possessing in view of current cyclone separator is offered structure, cylindrical barrel is obviously more suitable for forming around distinguished and admirable in inside, wind-force be able in cylindrical shell constantly Cyclic Rings stream logical, thereby make its inside be easier to form balanced centrifugal rotation environment; Sidewall, without the naked brick body project organization of fire clay, also provides the layout basis of said spiral shape groove, and its work safety is stable.
3), the present invention has overcome many defects that the traditional square structure of traditional incinerator causes after abandoning water-cooling wall, still adopt on the one hand the project organization that the heat energy parts such as water-cooling wall is arranged in to flue place, the difficult defect thereby the furnace temperature of having avoided old-fashioned Burning Room to cause because of heat sink work such as inwall water-cooling walls heats up, guaranteed the high constant temperature demand in Burning Room, in the efficient combustion with rubbish in guaranteeing stove, the influence degree for context is even removed in great reduction from; On the other hand, abandoned heat energy and the loss problem that rod fastening structure causes and covered cost and the maintenance issues that fire clay causes, burning furnace chamber wall construction with multi-ply construction, its effect and above-mentioned slag separation assembly are in like manner, thereby determine himself functional reliability and high constant temperature waste incineration demand, the temperature rise environment of its internal balance, has effectively guaranteed the normal reliable work of whole burning system.
4), the actual arrangement of flue is as the criterion with horizontal layout, it has guaranteed the compactedness of whole installation structure on the one hand, on the other hand, the layout of horizontal flue, guaranteed again the dust stratification that is difficult for of the parts heating surface such as each water-cooling wall on it, the part dust of everywhere being managed by slag separation assembly and in flue the dust of later stage after-flame, when carrying out transverse shifting by flue, naturally along being arranged at the discharge funnel of locating below it, produce effect of settling, final by the regularly quantitative deashing of discharge funnel, guarantee to reduce the stifled stove phenomenon of useless ash and reduce the tail gas treatment device work load in later stage.
5), in fact, the layout that roller is stirred at each discharge funnel place, its object is to reach to the timing of the quantitative ashes of corresponding component and combustion slag and even quantitatively discharges object; Particularly of the present invention this to flue in the insulation of temperature require high as far as possible occasion, the project organization of quantitative deslagging, can be when effectively avoiding in it temperature directly loss gone out with a large amount of dischargings of respective row cinder notch, can effectively guarantee that again respective row cinder notch place can possess desirable ashes or the combustion slag thickness of appointment all the time, to guarantee to remain in flue the constant high temperature of appointment; The maintenance of above-mentioned desirable ashes or combustion slag thickness, guaranteed on the one hand in it ashes or combustion slag thickness to be unlikely to thin and cause cannot heat insulation effect, be unlikely to again on the other hand to make its thickness blocked up and affect body of heater real work, achieve many things at one stroke, finally for the reliable and efficiency operation in flue provides favourable assurance.
6), the setting of biserial discharge funnel, it is the structure that arranges of considering the inner web beam of current flue, all directly to run through along its length formation, its web beam often directly lies across in flue stage casing, by biserial discharge funnel, carry out structure herein and evade, thereby guarantee the job stability of its riding position; Same, small and dense discharge funnel is than whole and large-scale ash discharge parts, can when its volume of assurance is more small and exquisite, also can guarantee the demand that arranges of the wide-angle ash discharge face of himself, thereby make useless ash more easily along discharge funnel, produce downslide effect, finally guaranteed the efficient ash discharge demand of whole ash discharge unit.
7), the layout of blast cap, the air feed oxygen delivery capacity of inlet air plenum for main burning chamber's furnace chamber is provided, and the air heater that connects inlet air plenum is also when the efficient heat energy that has guaranteed heat energy utilization assembly utilizes, guaranteed again inlet air plenum place air feed distinguished and admirable preheat requirement, thereby for the high constant temperature in main burning chamber burns, provide basic guarantee; The layout of secondary air inlet, guaranteed in main burning chamber that wind-force is for the spiral pushing burning effect of material, simultaneously also can with the acting in conjunction of the burning heat energy of upwelling in it, thereby reach the object of effectively heat energy in main burning chamber upwards being drawn, finally also just guaranteed the reliable charging demand of slag separation assembly.In addition, the charging channel that place, main burning chamber two side is arranged symmetrically with, uniformity while having guaranteed charging, and be positioned at the slag-drip opening arranging in the middle part of blast cap, sidewall discharging different from the past, in order better to guarantee the equilibrium discharge object of slag in main burning chamber, to be unlikely to, because sidewall discharging produces the accumulation of slag and stops up the phenomenons such as slag-drip opening because of imbalance of pressure, to achieve many things at one stroke.
Accompanying drawing explanation
Fig. 1 is planar structure schematic diagram of the present invention;
Fig. 2 is that structure shown in Fig. 1 is at the relative position figure overlooking under state;
Fig. 3 is that schematic diagram is looked on the right side of Fig. 1;
The cross-sectional view of Tu4Wei main burning chamber;
Fig. 5 is the cross-sectional view of slag separation assembly.
In figure, the corresponding relation of each label and each toponym of the present invention is as follows:
10-cylindrical shell 10a-urceolus shell 10b-cylindrical shell heat-preservation cotton layer
10c-inner core shell 10d-cylindrical shell fire brick layer 11-charging aperture 12-discharging opening
The outer furnace shell layer of the 13-helical groove 20-20a-of main burning chamber
Furnace shell layer 20d-body of heater fire brick layer in the cotton layer of 20b-furnace insulation 20c-
21-inlet air plenum 22-blast cap 23-slag-drip opening 24-secondary air inlet 25-charging channel
Air inlet 30-flue 31a-of 26-stirs roller 31-discharge funnel
41-water-cooling wall 42-steamdrum 43-air heater
The specific embodiment
For ease of understanding, herein in conjunction with concrete component structure of the present invention and the specific works flow process thereof set forth in Fig. 1-5:
Concrete structure of the present invention can be with reference to shown in Fig. 1-5, comprise basic frame section and be arranged in the cylindrical tube shape main burning chamber 20 for burning away the refuse on frame section, main burning chamber 20 comprises respectively the outer furnace shell layer 20a arranging from outside to inside, the cotton layer of furnace insulation 20b, interior furnace shell layer 20c and body of heater fire brick layer 20d, main burning chamber's 20 sides are arranged successively for carrying out automatically separated slag separation assembly and for receiving the after-flame slag ash that slag separation assembly discharges and carrying out the flue 30 that delayed heat can utilize of slag, the interior high temperature incineration of main burning chamber 20 produces after high temperature hot gas, this high temperature hot gas is mingled with part solid after-flame slag ash, and to carry out slag in entering slag separation assembly with uncombusted slag separated, due to the weight relationships before and after the after-flame of slag, the interior continuation of directed time main burning chamber 20 of unburnt slag is burned, the slag ash of after-flame enters in flue 30, and be deposited in discharge funnel 31 places and the heat energy utilization assemblies such as air heater 43 and water-cooling wall 41 of flue 30 inwall places layouts is heated, thereby complete its final calorific value and utilize object.And as shown in Figure 1-2, the horizontal layout of the outer formation of whole flue 30, better to realize be on the way the scattered object of slag ash under blast is agitated, guarantees the effect that makes full use of of its heat energy.
The layout of blast cap 22, the air feed oxygen delivery capacity of inlet air plenum 21 for main burning chamber's 20 furnace chambers is provided, inlet air plenum 21 is by air inlet 26 air feeds, and the air heater 43 that connects an air inlet 26 in inlet air plenum 21 is also when the efficient heat energy that has guaranteed heat energy utilization assembly utilizes, guaranteed again inlet air plenum 21 place's air feeds distinguished and admirable preheat requirement, thereby for the high constant temperature in main burning chamber 20 burns, provide basic guarantee; The layout of secondary air inlet 24, guaranteed the spiral pushing burning effect of the interior wind-force of main burning chamber 20 for material, simultaneously also can with the acting in conjunction of the burning heat energy of upwelling in it, thereby reach the object of effectively the interior heat energy of main burning chamber 20 upwards being drawn, finally also just guaranteed the reliable charging demand of slag separation assembly.
During practical operation of the present invention, rubbish constantly burns at the interior quilt of main burning chamber 20, in it, temperature constantly rises to higher constant temperature, now slag separation assembly is drawn and entered thereupon to its heat energy by the heat energy exit of main burning chamber 20, finally by slag separation assembly place, formed and possessed the spiral heat wind bundle of certain kinetic energy and be mingled with part after-flame and uncombusted slag and pouring in flue 30, light weight and high floating sky due to after-flame slag ash, the slag ash that its heat energy wind bundle is mingled with the afterburnt directly enters flue 30, under follow-up wind-force effect, start along flue 30, to advance gradually slowly, and the after-flame slag ash deposition that finally its band has surplus heat is in discharge funnel 31, thereby realized the heat exchange effect each other of the heat energy utilization assembly in itself and flue 30, and the unburnt slag being wrapped in slag separation assembly, due to its deadweight, and directly thrown to helical groove 13 and be again back to main burning chamber 20 places by blast thereupon, carry out second-time burning, and then also just when guaranteeing slag after-flame, realized again the effect up to standard of the interior ashes thickness of main burning chamber 20, ash discharge funnel 31 places arrange stirs the regularly quantitative ash discharge function that roller 31a can realize its funnel, and then the work load of guaranteeing to reduce the stifled stove phenomenon of useless ash and reducing the tail gas treatment device in later stage.Certainly, for guaranteeing that the smoke outlet of flue 30 of the present invention can be because of the excessive dewing corrosion phenomenon that produces of flue 30 internal-external temperature differences, also can consider by the setting of air heater 43, after above-mentioned hot blast is by the omnidistance heat absorption of water-cooling wall 41, its waste heat is overheated by air heater 43 again, and tail EGT keeps being disposed to lower road exhaust treatment system after preference temperature again; By retaining this temperature, discharge, finally the difficult dewing corrosion that produces of afterbody for flue 30 provides Reliable guarantee.
Claims (10)
1. a slag separation assembly, it is characterized in that: comprise the cylindrical shell (10) that possesses cylindric hollow cavity, on cylindrical shell (10), running through its barrel offers for slag input and provides blast so that slag produces the charging aperture (11) of centrifugal action in cylinder lumen, between the discharging path of described charging aperture (11) and cylindrical shell (10) inner chamber axis, be each other different surface beeline and arrange, described cylindrical shell (10) bottom offers the discharging opening (12) that is communicated with cylindrical shell (10) inner chamber and external processing apparatus; Described cylindrical shell (10) side-walls is concaved with helical groove (13) from top to bottom and/or convexes with helical form guide rail along its axis, the centrifugal rotation direction of the slag of the bearing of trend of described helical groove (13) and/or helical form guide rail and cylindrical shell (10) inner chamber arranges in the same way, and the port of export of helical groove (13) and/or helical form guide rail runs through cylindrical shell (10) and is communicated to outside reclaimer.
2. circulating fluid-bed incinerator according to claim 1, it is characterized in that: described slag separation assembly profile is the straight barrel shape of axis plumbing arrangement, its bottom possesses Qie Qi bottom surface, funnel-form bottom surface least significant end and forms discharging opening (12), and between the discharging path of charging aperture (11) and cylindrical shell (10) inner chamber axis, spatial vertical is arranged; Cylindrical shell (10) at least comprises urceolus shell (10a), cylindrical shell heat-preservation cotton layer (10b), inner core shell (10c) and cylindrical shell fire brick layer (10d) from outside to inside along its radial direction; Described helical groove (13) is arranged with screw arrangement along cylindrical shell fire brick layer (10d) inwall.
3. apply the circulating fluid-bed incinerator of slag separation assembly as claimed in claim 1 for one kind, it is characterized in that: the flue (30) that is communicated with layout with it that at least comprises main burning chamber (20) and be arranged in main burning chamber (20) side, flue (30) locates to arrange heat energy utilization assembly, and described slag separation assembly is located between main burning chamber (20) and flue (30); The charging aperture of slag separation assembly (11) is communicated with the heat energy exit of main burning chamber (20) upper end, and its discharging opening (12) is communicated with flue (30) entrance point and arranges; The port of export of described helical groove (13) and/or helical form guide rail is communicated with the furnace chamber of main burning chamber (20) and arranges.
4. circulating fluid-bed incinerator according to claim 3, it is characterized in that: described main burning chamber (20) radially at least comprises outer furnace shell layer (20a), the cotton layer of furnace insulation (20b), interior furnace shell layer (20c) and body of heater fire brick layer (20d) from outside to inside along it, its outer furnace shell layer (20a), the cotton layer of furnace insulation (20b), interior furnace shell layer (20c) and body of heater fire brick layer (20d) form the hollow circuit cylinder tubular layer structure of main burning chamber (20) jointly.
5. according to the circulating fluid-bed incinerator described in claim 3 or 4, it is characterized in that: described flue (30) integral body is horizontal layout, heat energy utilization assembly comprise hang on the water-cooling wall (41) for water storage heating in flue (30) and be communicated with it be positioned at flue (30) outer wall place for carrying out the steamdrum (42) of steam separation; Place, flue (30) below is provided with for storing up the discharge funnel (31) of slag and ash discharge.
6. circulating fluid-bed incinerator according to claim 5, it is characterized in that: described discharge funnel (31) is a plurality of and arranges successively along the length direction of flue (30), the above-mentioned discharge funnel (31) of arranging successively of take is row, the symmetric double Column Layout of described discharge funnel (31) for being arranged in juxtaposition.
7. circulating fluid-bed incinerator according to claim 6, is characterized in that: the port of export place of described discharge funnel (31) is provided with stirs roller (31a) for what control its load.
8. according to the circulating fluid-bed incinerator described in claim 3 or 4, it is characterized in that: described main burning chamber (20) lower end is provided with inlet air plenum (21), inlet air plenum (21) is upper arranges for the blast cap (22) of burning wind-force is provided, the whole burning basal plane that forms main burning chamber (20) of each blast cap (22); In main burning chamber (20), be furnished with slag-drip opening (23), described slag-drip opening (23) is positioned at inlet air plenum (21) middle part and runs through main burning chamber (20) bottom to be arranged; Described heat energy utilization assembly also comprises the air heater (43) that is arranged in flue (30) port of export place, and the outlet air end of described air heater (43) is communicated to inlet air plenum (21) and locates.
9. circulating fluid-bed incinerator according to claim 8, is characterized in that: described main burning chamber (20) side-walls is also furnished with secondary air inlet (24); The vertical main burning chamber in air-out path (20) axis of described secondary air inlet (24) and both are different surface beeline and arrange.
10. circulating fluid-bed incinerator according to claim 8, it is characterized in that: between described main burning chamber (20) and slag separation assembly, be arranged in juxtaposition, the furnace chamber opposite side place of main burning chamber (20) is arranged symmetrically with the charging channel (25) that is useful on charging.
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| CN201410255313.1A CN103994446B (en) | 2014-06-10 | 2014-06-10 | A kind of slag separation assembly and apply the circulating fluid-bed incinerator of this assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844075A (en) * | 2018-07-26 | 2018-11-20 | 贵州富燃环保科技有限公司 | A kind of structure and its method of city life garbage landfill in-situ immobilization |
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| CN101530708A (en) * | 2009-03-13 | 2009-09-16 | 张兆奇 | Waste gas purification method and equipment |
| CN102278762A (en) * | 2011-08-30 | 2011-12-14 | 李登平 | Circulating fluidized incinerator |
| CN204006017U (en) * | 2014-06-10 | 2014-12-10 | 李登平 | A kind of slag separation assembly and the circulating fluid-bed incinerator of applying this assembly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844075A (en) * | 2018-07-26 | 2018-11-20 | 贵州富燃环保科技有限公司 | A kind of structure and its method of city life garbage landfill in-situ immobilization |
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Effective date of registration: 20190521 Address after: 226300 North District of Xianfeng Town Industrial Park, Tongzhou District, Nantong City, Jiangsu Province Patentee after: Nantong Xinyuan Sludge Disposal Technology Co., Ltd. Address before: 231137 Gangji Town, Changfeng County, Hefei City, Anhui Province Patentee before: Li Dengping |
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