CN102620297B - Unit modular large household refuse incineration furnace - Google Patents
Unit modular large household refuse incineration furnace Download PDFInfo
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- CN102620297B CN102620297B CN201210125637.4A CN201210125637A CN102620297B CN 102620297 B CN102620297 B CN 102620297B CN 201210125637 A CN201210125637 A CN 201210125637A CN 102620297 B CN102620297 B CN 102620297B
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Abstract
The invention discloses a unit modular large household refuse incineration furnace and relates to household refuse incineration treatment equipment. The unit modular large household refuse incineration furnace comprises an incineration grate mechanism, air chambers and air supply systems, wherein the incineration grate mechanism comprises a drying section grate, a burning section grate, a burnout section grate and a rack; the drying section grate, the burning section grate and the burnout section grate respectively comprise two groups of grate units; each group of grate units comprises a spindle, a partition plate, a front wall plate, a rear wall plate and a grate with stepped drop; each grate comprises two groups of edge modules and at least one group of middle modules; each edge module and each middle module respectively consist of a plurality of grate sheets; each group of edge modules is fixed on the corresponding rack through a sidewall protection plate device; each air chamber is formed below each middle module and each edge module; an air inlet is formed at the lower end of each air chamber and connected with the corresponding air supply system; and each air supply system comprises a drying section air supply system, a burning section air supply system and a burnout section air supply system. The unit modular large household refuse incineration furnace is stable in operation, low in energy consumption and long in service life.
Description
Technical field
The present invention relates to one way of life garbage incineration equipment.
Background technology
Incineration treatment of garbage is the most general waste disposal method of current foreign applications, and the great advantage of the method is that garbage as resource and minimizing degree for the treatment of are high, has become developed country and has processed the main path of house refuse and the important component part of power industry.At western developed country, the application of garbage incineration technology has had the history of 130 years nearly, and is still considered to one of effective, the most economic technology of garbage disposal at present.
Recent year has carried out independent research, has introduced digestion, has absorbed aspect incineration treatment of garbage common equipment, develops various garbage incinerator equipment, portioned product be employed with engineering in, but equipment performance is uneven.
The reciprocating incinerator of existing typical machine, respectively has advantage, but in practical application, all has following problem and shortage:
1) the burning stove of 100 to 500 tons of rubbish of the separate unit day of domestic application processing is more at present, but more than separate unit day processing 600 tons, the incinerator of rubbish is few, is not suitable with the demand that big city and house refuse focus on.
2) Chinese refuse moisture is high, ash content is high, complicated component is wound around mutually, during existing incinerator feeding device feed, load is large, and pusher dolly starts a pusher circulation time can produce larger impulsive force, feeding device fluctuation of service, energy consumption is good, and the life-span is short.
3) when rubbish pushes incinerator, because component of refuse complexity is easily united, the rubbish bed of material that pushes incinerator is inhomogeneous, and that wind contacts with rubbish is insufficient, drying garbage weak effect, incomplete combustion.
4) fire-gate leakage ash is serious, and the dregs of incinerator heat rate of cutting down according to the circumstance is high.
5) fire grate wind pore volume easily stops up, and causes air feed uneven.
Summary of the invention
The object of the invention is for above problem and shortage, and a kind of unit-modularized large-scale domestic waste incineration is provided, and makes separate unit incinerator daily handling ability reach 600-1200 tons, and make rubbish continuously, uniformly, fully burning.
The present invention includes burner hearth, described burner hearth comprises face arch, rear arch, side wall, furnace outlet, near above the burner hearth of described face arch one side, feed hopper being set, below described feed hopper, batcher is set, transmit bed mechanism is set below described batcher discharging opening; Below described transmit bed mechanism, at least one air compartment is set, below described air compartment, connects air feed system; At the end setting of the described transmit bed mechanism slag well that falls, in the described slag downhole that falls, mucking machine is set; On described face arch, in the top of batcher discharging opening, homogenizing device is set; Described transmit bed mechanism comprises dryer section fire grate, burning zone fire grate, after-flame section fire grate, frame, and described dryer section fire grate, burning zone fire grate, after-flame section fire grate are arranged the one end to the slag well that falls from the one end near batcher along the direction of motion of transmit bed; Between described dryer section fire grate, burning zone fire grate, after-flame section fire grate, transition mechanism is set respectively, described dryer section fire grate is connected by independent fire grate segment with frame; Described dryer section fire grate, burning zone fire grate, after-flame section fire grate comprise respectively two groups of fire grate unit, and described every group of fire grate unit comprise respectively main shaft, dividing plate, front wallboard, rear wall plate, with the fire grate of step therein; Described each fire grate comprises respectively two groups of limit modules, at least one group of intermediate module, and described every group of intermediate module is all horizontally installed between two groups of limit modules, and described limit module and intermediate module form by some fire grate segments; Described front wallboard, rear wall plate are separately positioned on front end, the rear end of dividing plate; Some supports are set respectively above the dividing plate of described each fire grate unit, on the top of described each support, weld respectively several the second otic placodes, on described each second otic placode, round steel, gripper shoe are supported in welding respectively; The lower surface of described each fire grate segment is equipped with and the first groove that supports round steel and match, upper surface is also provided with the second groove matching with gripper shoe, described each fire grate segment is plugged on respectively between corresponding support round steel and gripper shoe, and connects with corresponding support by the second otic placode; In described support bottom, the first otic placode is set, welds ear connecting plate and crank on described main shaft, described the first otic placode is connected with ear connecting plate by first connecting rod, and described crank is connected with oil cylinder, and described oil cylinder is horizontally disposed, and arrange vertical with main shaft also; Described each fire grate segment one side is provided with convex edge respectively, at opposite side, is provided with respectively the seam corresponding with convex edge, and described adjacent two fire grate segments overlap joint arranges, and between be also provided with gap; Described every group of limit module is all fixed in corresponding frame by side wall guard plate apparatus; An air compartment is all set below described each intermediate module, limit module, in described air compartment lower end, air inlet is set, described each air inlet connects with corresponding air feed system respectively; Described air feed system comprises dryer section air feed system, burning zone air feed system, after-flame section air feed system.
Dryer section air feed system of the present invention also mixes high-temperature flue gas except air preheater is set, and by regulating high-temperature flue gas incorporation, a wind-warm syndrome can be brought up to 250-280 ℃, can better to rubbish, be dried; Owing to mixing high-temperature flue gas, wind oxygen content of dryer section is lower, forms the region of low oxygen content reducing atmosphere on dryer section rubbish bed of material top, is conducive to suppress and reduce the generation of NOx.Dryer section air feed system adopts high pressure positive blower air feed, and one time wind blast high-penetrability is higher, is conducive to the dry of material that dryer section is thicker and the bed of material.After-flame section air feed system does not arrange air preheater, and after-flame section directly sent into cold wind by air blast, for unburnt substance combustion and cooling of furnace slag.The present invention arranges respectively independently air feed system below dryer section fire grate, burning zone fire grate and after-flame section fire grate, is conducive to for operating mode, each section wind air quantity, wind-warm syndrome, a blast be regulated, and makes burning evenly, and rubbish can be fully burned.The present invention adopts unit-modularized structure, is conducive to the rapid Design of different disposal ability incinerator, and most of component structural is identical, and parts kind is few, and interchangeability is good, manufactures maintenance cost low.The whole grate surface of the present invention can divide (2 * 6+n * 6) individual region, and the movement velocity of each zone furnace screening and air quantity, blast can regulate separately, and one time wind wind-warm syndrome, blast divide three sections of adjustings.Fire grate segment of the present invention adopts and supports round steel and gripper shoe is fixed, and front and back two grate furnace screenings are directly contact not, between not friction, raising fire grate segment service life.Adjacent two fire grate segments overlap joint of the present invention arranges, and between be also provided with gap, avoid leaking between fire grate segment slag, and leave gap, prevent thermal expansion.
Daily handling ability of the present invention reaches 600-1200 tons, stable equipment operation, and energy consumption is good, and the life-span is long, and drying garbage is effective, burning is complete, reduces fire-gate leakage ash rate, and the dregs of incinerator heat rate of cutting down according to the circumstance is low, is applicable to the processing of various house refuses.
Side wall guard plate apparatus of the present invention comprises wearing plate, between described wearing plate and frame, by least one screw rod, be connected, on described every screw rod, be nested with respectively spring, at described every spring, away from one end of wearing plate, pressure pipe is set respectively, described every pressure pipe is nested with respectively on corresponding screw rod.When the present invention works, under the effect of spring and pressure pipe, wearing plate is close to fire grate segment, avoids because gap between long-time friction fire grate and side wall becomes large, avoids slag from the gap location air compartment that bleeds, and effectively avoids a wind to cause grate surface cloth wind uneven by this gap.
The front end of each fire grate segment of the present invention is equipped with the first bayonet socket, hangs the little piston shoes of first " Z " shape in described the first bayonet socket, in the bottom of described each fire grate segment, is equipped with some fins.The little piston shoes of " Z " shape under the effect of gravity, be close to after grate furnace screening, avoid the lime-ash air compartment that bleeds from here, and reduce the friction between fire grate segment.Some fins and little piston shoes that the present invention is provided with form a curved channel, wind when passage enters incinerator to fire grate good cooling results; And curved channel resistance is larger, contribution portion is fallen in primary air pressure larger, can avoid the grate surface air-out that causes because of rubbish quality and thickness of feed layer inequality uneven, curved channel can also avoid lime-ash by the air channel air compartment that bleeds, and air channel is difficult for stopping up.
Transition mechanism of the present invention comprises connection fire grate segment, described every upper end that connects fire grate segment is connected with the support round steel of adjacent the second otic placode respectively, bottom at described connection fire grate segment connects support bar, the free end of described support bar is connected on corresponding rear wall plate, described connection fire grate segment is for being tilted to lower setting, described connection fire grate segment lower end is provided with the second bayonet socket, in described the second bayonet socket, hang the little piston shoes of second " Z " shape, the little piston shoes of described second " Z " shape are close to the upper surface of the fire grate segment that rank rear is adjacent.The present invention adopts excessive device to make to be provided with height fall between dryer section fire grate, burning zone fire grate and after-flame section fire grate, when rubbish drops, can further beat and spread, mixes, and is conducive to subsequent combustion.
The present invention is on described support round steel, weld some groups of locating rings arranged in pairs along supporting round steel length direction, described each fire grate segment lower surface is provided with positioning convex, the positioning convex of described each fire grate segment lower surface is separately positioned between a pair of locating ring of every group, prevent that whole grate surface from producing displacement because of thermal expansion, avoid the jam that may occur to damage fire grate.
Side wall of the present invention is the air cooling wall of hollow structure, described side wall comprises exterior wall, interior wall, on described exterior wall top, be provided with cold wind outlet, in described exterior wall bottom, be provided with cold wind import, inner at described side wall, between cold wind outlet and cold wind import and along side wall length direction, three road partition walls are set in the same way, described three road partition walls are crisscross arranged, and between be also provided with gap.The present invention sends into cold wind by blower fan from the import of air cooling wall, cold wind exports along wall duct to air cooling wall, can be according to rubbish quality, an air cooling wall wind is out imported to dryer section or burning zone air feed system, benefit is: 1) incinerator side wall is carried out to the requirement of cooling reduction to side wall refractory material, extend side wall refractory material service life.2) reduce inner wall surface temperature, reduce coking probability of happening.3) improve wind wind-warm syndrome one time, be beneficial to drying garbage and burning.
Batcher of the present invention comprises frame, pusher dolly, pusher hydraulic cylinder, and described pusher dolly is connected with the piston rod of pusher hydraulic cylinder, and the length direction of the axis of described pusher hydraulic cylinder and pusher car frame in the same way; In the bottom of described pusher dolly, be fixedly connected with directive wheel along the direction of motion of pusher hydraulic cylinder; In frame below described pusher dolly, support wheel is set; Described pusher dolly is staged double-decker, comprises upper strata pusher fire grate segment and lower floor's pusher fire grate segment, and the below of described lower floor pusher fire grate segment front end is provided with bayonet socket, in described bayonet socket, hangs scraper.
This structure that adopts pusher dolly of the present invention can reduce the impulsive force while starting pusher greatly, during pusher, lower floor's dolly first contacts rubbish, first part rubbish is promoted forward, after rubbish is loosening, upper trolley pushes incinerator with together with lower floor dolly by rubbish, therefore pusher dolly is stressed steady when pushing away rubbish, can not produce stronger impulsive force.Thereby feeding system is operated steadily, Energy Intensity Reduction, system extends service life.
Homogenizing device of the present invention comprises at least one group of homocline cutter, and described every group of homocline cutter is all along furnace chamber width setting; Described every group of homocline cutter includes homocline connecting axle, on described homocline connecting axle, in axial direction at least fan-shaped shear knife of a slice is set, the two ends of described every homocline connecting axle connect with corresponding homocline connecting rod respectively, and the free end of described every homocline connecting rod is connected with homocline hydraulic cylinder respectively.
Homocline of the present invention mechanism adopts such scheme, by homocline shear knife is set, shear knife stirs, evenly the rubbish bed of material under the promotion of hydraulic cylinder, avoids because of the high rubbish layer thickness uneven phenomenon that causes entering incinerator that is mutually wound around of the complicated moisture content of component of refuse.Enter poor can being controlled in 10% of rubbish layer thickness of incinerator, thickness of feed layer can change adjusting within the scope of 600-1200mm according to component of refuse and inner operating.Thereby can control accurately the quantity of refuse that enters incinerator, can better to incinerator combustion conditions, adjust, to reach optimum state.
Mucking machine of the present invention comprises slag inlet, base plate, dirt collecting bucket, the pushing block of slagging tap, it is inner near the mucking machine of transmit bed mechanism one side that the described pushing block of slagging tap is arranged on slag inlet, described dirt collecting bucket is arranged on mucking machine bottom, at described mucking machine, near slagging tap one end of pushing block, downward-sloping some and water inlet pipe mucking machine internal communication be set.When the present invention's water level in mucking machine reduces, the water that employing has a certain pressure from inclination water inlet pipe to mucking machine in moisturizing, current rinse the base plate of mucking machine pushing block front portion, the mud being deposited on base plate is flushed in dirt collecting bucket, facilitate regular labor cleaning, the work that the machine that makes to slag tap can long-time continuous stable.
The present invention, on described face arch and rear arch, near furnace outlet place, nozzle being set respectively, makes waste incineration more abundant.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the schematic diagram of homocline cutter of the present invention;
Fig. 3 is that the A-A of Fig. 2 is to cutaway view;
Fig. 4 is the structural representation of transmit bed of the present invention mechanism;
Fig. 5 is the structural representation of transition mechanism of the present invention;
Fig. 6 is the structural representation of fire grate unit in the present invention;
Fig. 7 is that the B-B of Fig. 6 is to cutaway view;
Fig. 8 is the enlarged drawing (fire grate segment is installed and air channel schematic diagram) of I in Fig. 7;
Fig. 9 is fire grate segment located lateral and expansion schematic diagram in the present invention;
Figure 10 is the C portion enlarged drawing of Fig. 9;
Figure 11 is the D portion enlarged drawing (side wall guard plate apparatus structural representation) of Fig. 6;
Figure 12 is the unit module distribution schematic diagram of fire grate in the present invention;
Figure 13 is batcher structural representation in the present invention;
Figure 14 is sidewall structure schematic diagram in the present invention;
Figure 15 is that the C-C of Figure 14 is to cutaway view;
Figure 16 is mucking machine structural representation in the present invention.
The specific embodiment
As shown in Fig. 1-16, the present invention is provided with burner hearth 1, described burner hearth 1 comprises face arch 1-1, rear arch 1-2, side wall 1-3, furnace outlet 1-4, near above the burner hearth 1 of described face arch 1-1 mono-side, feed hopper 2 is being set, below described feed hopper 2, batcher 3 is set, below described batcher 3 discharging opening 3-1, transmit bed mechanism 4 is set; Below described transmit bed mechanism 4, at least one air compartment 5 is set, below described air compartment 5, connects air feed system 33; At the end setting of the described transmit bed mechanism 4 slag well 6 that falls, below the described slag well 6 that falls, mucking machine 7 is set; On the described face arch 1-1 near feed hopper 2 lower ends, in the top of batcher discharging opening 3-1, homogenizing device 8 is set, on described face arch 1-1 and rear arch 1-2, near furnace outlet 1-4 place, nozzle 9 being set respectively.
Described batcher 3 comprises frame 3-1, pusher dolly 3-2, pusher hydraulic cylinder 3-3, and described pusher dolly 3-2 is connected with the piston rod of pusher hydraulic cylinder 3-3, and the length direction of the axis of described pusher hydraulic cylinder 3-3 and pusher dolly 3-2 vehicle frame in the same way; In the bottom of described pusher dolly 3-2, be fixedly connected with directive wheel 3-4 along the direction of motion of pusher hydraulic cylinder 3-3; On frame 3-1 below described pusher dolly 3-2, support wheel 3-5 is set; Described pusher dolly 3-2 is staged double-decker, comprises the pusher fire grate segment 3-7 of upper strata pusher fire grate segment 3-6He lower floor, and the below of the described pusher fire grate segment 3-7 of lower floor front end is provided with bayonet socket 3-8, in described bayonet socket 3-8, hangs scraper 3-9.
Described homogenizing device 8 comprises at least one group of homocline cutter 8-1, and described every group of homocline cutter 8-1 is all along burner hearth 1 width setting; Described every group of homocline cutter 8-1 includes homocline connecting axle 8-2, on described homocline connecting axle 8-2, in axial direction at least fan-shaped shear knife 8-3 of a slice is set, the two ends of described every homocline connecting axle 8-2 connect with corresponding homocline connecting rod 8-4 respectively, and the free end of described every homocline connecting rod 8-4 is connected with homocline hydraulic cylinder 8-5 respectively.
Described transmit bed mechanism 4 comprises dryer section fire grate 4-1, burning zone fire grate 4-2, after-flame section fire grate 4-3, frame 4-6, and described dryer section fire grate 4-1, burning zone fire grate 4-2, after-flame section fire grate 4-3 arrange the one end to the slag well 6 that falls from the one end near batcher 3 along the direction of motion of transmit bed; Between described dryer section fire grate 4-1, burning zone fire grate 4-2, after-flame section fire grate 4-3, transition mechanism 10 is set respectively, described dryer section fire grate 4-1 is connected by independent fire grate segment 37 with frame 4-6; Described dryer section fire grate 4-1, burning zone fire grate 4-2, after-flame section fire grate 4-3 comprise respectively two groups of fire grate unit 4-5, and described every group of fire grate unit 4-5 comprise respectively main shaft 14, dividing plate 15, front wallboard 16, rear wall plate 17, with the fire grate 18 of step therein; Described each fire grate 18 comprises respectively two groups of limit module 18-1, at least one group of intermediate module 18-2, described every group of intermediate module 18-2 is all horizontally installed between two groups of limit module 18-1, and described limit module 18-1 and intermediate module 18-2 form by some fire grate segment 18-3; Described front wallboard 16, rear wall plate 17 are separately positioned on the front and back end of dividing plate 15; Some supports 19 are set respectively above the dividing plate 15 of described each fire grate unit 4-5, on the top of described each support 19, weld respectively several the second otic placodes 20, on described each second otic placode 20, round steel 21, gripper shoe 22 are supported in welding respectively; The lower surface of described each fire grate segment 18-3 is equipped with and the first groove 23 that supports round steel 21 and match, upper surface is also provided with the second groove 24 matching with gripper shoe 22, described each fire grate segment 18-3 is plugged on respectively between corresponding support round steel 21 and gripper shoe 22, and connects with corresponding support 19 by the second otic placode 20; In described support 19 bottoms, the first otic placode 25 is set, on described main shaft 14, weld ear connecting plate 26 and crank 27, described the first otic placode 25 is connected with ear connecting plate 26 by first connecting rod 28, and described crank 27 is connected with oil cylinder 29, described oil cylinder 29 is horizontally disposed, and also setting vertical with main shaft 14.
Described each fire grate segment 18-3 mono-side is provided with convex edge 18-3-1 respectively, at opposite side, is provided with respectively the seam 18-3-2 corresponding with convex edge 18-3-1, and described adjacent two fire grate segment 18-3 overlap joint arranges, and between be also provided with gap; Described every group of limit module 18-1 is all fixed on corresponding frame 4-6 by side wall guard plate apparatus 30; Below described each intermediate module 18-2, limit module 18-1, an air compartment 5 is all set, in described air compartment 5 lower ends, air inlet 32 is set, described each air inlet 32 connects with corresponding air feed system 33 respectively; Described air feed system 33 comprises dryer section air feed system 11, burning zone air feed system 12, after-flame section air feed system 13.
The front end of described each fire grate segment 18-3 is equipped with the first bayonet socket 18-3-4, hangs the little piston shoes 34 of first " Z " shape in described the first bayonet socket 18-3-4, in the bottom of described each fire grate segment 18-3, is equipped with some fins 35.
Described transition mechanism 10 comprises connection fire grate segment 10-1, described every upper end that connects fire grate segment 10-1 is connected with the support round steel 21 of adjacent the second otic placode 20 respectively, bottom at described connection fire grate segment 10-1 connects support bar 10-2, the free end of described support bar 10-2 is connected on corresponding rear wall plate 17, described connection fire grate segment 10-1 is for being tilted to lower setting, described connection fire grate segment 10-1 lower end is provided with the second bayonet socket 10-1-1, in described the second bayonet socket 10-1-1, hang the little piston shoes 36 of second " Z " shape, the little piston shoes 36 of described second " Z " shape are close to the upper surface of the fire grate segment 18-3 that rank rear is adjacent.
On described support round steel 21, weld some groups of locating ring 21-1 arranged in pairs along supporting round steel 21 length directions, described each fire grate segment 18-3 lower surface is provided with positioning convex 18-3-5, and the positioning convex 18-3-5 of described each fire grate segment 18-3 lower surface is separately positioned between a pair of locating ring 21-1 of every group.
Described side wall guard plate apparatus 30 comprises wearing plate 30-1, between described wearing plate 30-1 and frame 4-6, by two screw rod 30-2, be connected, on described every screw rod 30-2, be nested with respectively spring 30-3, at described every spring 30-3, away from one end of wearing plate 30-1, pressure pipe 30-4 is set respectively, described every pressure pipe 30-4 is nested with respectively on corresponding screw rod 30-2.
The air cooling wall that described side wall 1-3 is hollow structure, described side wall 1-3 comprises exterior wall 1-3-1, interior wall 1-3-2, on described exterior wall 1-3-1 top, be provided with cold wind outlet 39, in described exterior wall 1-3-1 bottom, be provided with cold wind import 38, inner at described side wall 1-3, between cold wind outlet 1-3-1 and cold wind import 1-3-2 and along side wall 1-3 length direction, three road partition wall 1-3-3 are set in the same way, described three road partition wall 1-3-3 are crisscross arranged, and between be also provided with gap.
Described mucking machine 7 comprises slag inlet 7-1, base plate 7-2, dirt collecting bucket 7-3, pushing block 7-4 slags tap, the described pushing block 7-4 that slags tap is arranged on slag inlet 7-1 near the inside of the mucking machine 7 of transmit bed mechanism 4 one sides, described dirt collecting bucket 7-3 is arranged on the bottom of mucking machine 7, one end at described mucking machine 7 near the pushing block 7-4 that slag tap, downward-slopingly arranges some and water inlet pipe 7-5 mucking machine 7 internal communication.
Claims (10)
1. unit-modularized large-scale domestic waste incineration, comprise burner hearth, described burner hearth comprises face arch, rear arch, side wall, furnace outlet, near above the burner hearth of described face arch one side, feed hopper is being set, below described feed hopper, batcher is set, transmit bed mechanism is set below described batcher discharging opening; Below described transmit bed mechanism, at least one air compartment is set, below described air compartment, connects air feed system; At the end setting of the described transmit bed mechanism slag well that falls, in the described slag downhole that falls, mucking machine is set; On described face arch, top in batcher discharging opening arranges homogenizing device, it is characterized in that: described transmit bed mechanism comprises dryer section fire grate, burning zone fire grate, after-flame section fire grate, frame, described dryer section fire grate, burning zone fire grate, after-flame section fire grate are arranged the one end to the slag well that falls from the one end near batcher along the direction of motion of transmit bed; Between described dryer section fire grate, burning zone fire grate, after-flame section fire grate, transition mechanism is set respectively, described dryer section fire grate is connected by independent fire grate segment with frame; Described dryer section fire grate, burning zone fire grate, after-flame section fire grate comprise respectively two groups of fire grate unit, and described every group of fire grate unit comprise respectively main shaft, dividing plate, front wallboard, rear wall plate, with the fire grate of step therein; Described each fire grate comprises respectively two groups of limit modules, at least one group of intermediate module, and described every group of intermediate module is all horizontally installed between two groups of limit modules, and described limit module and intermediate module form by some fire grate segments; Described front wallboard, rear wall plate are separately positioned on front end, the rear end of dividing plate; Some supports are set respectively above the dividing plate of described each fire grate unit, on the top of described each support, weld respectively several the second otic placodes, on described each second otic placode, round steel, gripper shoe are supported in welding respectively; The lower surface of described each fire grate segment is equipped with and the first groove that supports round steel and match, upper surface is also provided with the second groove matching with gripper shoe, described each fire grate segment is plugged on respectively between corresponding support round steel and gripper shoe, and connects with corresponding support by the second otic placode; In described support bottom, the first otic placode is set, welds ear connecting plate and crank on described main shaft, described the first otic placode is connected with ear connecting plate by first connecting rod, and described crank is connected with oil cylinder, and described oil cylinder is horizontally disposed, and arrange vertical with main shaft also; Described each fire grate segment one side is provided with convex edge respectively, at opposite side, is provided with respectively the seam corresponding with convex edge, and described adjacent two fire grate segments overlap joint arranges, and between be also provided with gap; Described every group of limit module is all fixed in corresponding frame by side wall guard plate apparatus; An air compartment is all set below described each intermediate module, limit module, in described air compartment lower end, air inlet is set, described each air inlet connects with corresponding air feed system respectively; Described air feed system comprises dryer section air feed system, burning zone air feed system, after-flame section air feed system.
2. unit-modularized large-scale domestic waste incineration according to claim 1, it is characterized in that: described side wall guard plate apparatus comprises wearing plate, between described wearing plate and frame, by least one screw rod, be connected, on described every screw rod, be nested with respectively spring, at described every spring, away from one end of wearing plate, pressure pipe is set respectively, described every pressure pipe is nested with respectively on corresponding screw rod.
3. unit-modularized large-scale domestic waste incineration according to claim 1, it is characterized in that: the front end of described each fire grate segment is equipped with the first bayonet socket, in described the first bayonet socket, hang the little piston shoes of first " Z " shape, in the bottom of described each fire grate segment, be equipped with some fins.
4. unit-modularized large-scale domestic waste incineration according to claim 1, it is characterized in that: described transition mechanism comprises connection fire grate segment, described every upper end that connects fire grate segment is connected with the support round steel of adjacent the second otic placode respectively, bottom at described connection fire grate segment connects support bar, the free end of described support bar is connected on corresponding rear wall plate, described connection fire grate segment is for being tilted to lower setting, described connection fire grate segment lower end is provided with the second bayonet socket, in described the second bayonet socket, hang the little piston shoes of second " Z " shape, the little piston shoes of described second " Z " shape are close to the upper surface of the fire grate segment that rank rear is adjacent.
5. unit-modularized large-scale domestic waste incineration according to claim 1, it is characterized in that: on described support round steel, weld some groups of locating rings arranged in pairs along supporting round steel length direction, described each fire grate segment lower surface is provided with positioning convex, and the positioning convex of described each fire grate segment lower surface is separately positioned between a pair of locating ring of every group.
6. unit-modularized large-scale domestic waste incineration according to claim 1, it is characterized in that: the air cooling wall that described side wall is hollow structure, described side wall comprises exterior wall, interior wall, on described exterior wall top, be provided with cold wind outlet, in described exterior wall bottom, be provided with cold wind import, inner at described side wall, between cold wind outlet and cold wind import and along side wall length direction, three road partition walls are set in the same way, described three road partition walls are crisscross arranged, and between be also provided with gap.
7. unit-modularized large-scale domestic waste incineration according to claim 1, it is characterized in that: described batcher comprises frame, pusher dolly, pusher hydraulic cylinder, described pusher dolly is connected with the piston rod of pusher hydraulic cylinder, and the length direction of the axis of described pusher hydraulic cylinder and pusher car frame in the same way; In the bottom of described pusher dolly, be fixedly connected with directive wheel along the direction of motion of pusher hydraulic cylinder; In frame below described pusher dolly, support wheel is set; Described pusher dolly is staged double-decker, comprises upper strata pusher fire grate segment and lower floor's pusher fire grate segment, and the below of described lower floor pusher fire grate segment front end is provided with bayonet socket, in described bayonet socket, hangs scraper.
8. unit-modularized large-scale domestic waste incineration according to claim 1, is characterized in that: described homogenizing device comprises at least one group of homocline cutter, and described every group of homocline cutter is all along furnace chamber width setting; Described every group of homocline cutter includes homocline connecting axle, on described homocline connecting axle, in axial direction at least fan-shaped shear knife of a slice is set, the two ends of described every homocline connecting axle connect with corresponding homocline connecting rod respectively, and the free end of described every homocline connecting rod is connected with homocline hydraulic cylinder respectively.
9. unit-modularized large-scale domestic waste incineration according to claim 1, it is characterized in that: described mucking machine comprises slag inlet, base plate, dirt collecting bucket, the pushing block of slagging tap, it is inner near the mucking machine of transmit bed mechanism one side that the described pushing block of slagging tap is arranged on slag inlet, described dirt collecting bucket is arranged on mucking machine bottom, at described mucking machine, near slagging tap one end of pushing block, downward-sloping some and water inlet pipe mucking machine internal communication be set.
10. unit-modularized large-scale domestic waste incineration according to claim 1, is characterized in that: on described face arch and rear arch, near furnace outlet place, nozzle being set respectively.
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| CN102620297B true CN102620297B (en) | 2014-03-12 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878563B (en) * | 2012-09-12 | 2014-08-27 | 上海南一环保科技有限公司 | Multi-drive high-pressure-loss fire grate type household garbage burning device |
| CN103712219B (en) * | 2013-12-16 | 2016-05-04 | 江苏天楹环保能源股份有限公司 | A kind of action fire grate and method of operating thereof for incinerator |
| CN106196108B (en) * | 2015-05-05 | 2019-10-25 | 荏原环境工程株式会社 | Fire-grating chip architecture body |
| CN106196077B (en) * | 2016-08-17 | 2018-06-29 | 江苏天楹环保能源成套设备有限公司 | A kind of large size domestic waste incineration grate furnace |
| CN107300183A (en) * | 2017-08-25 | 2017-10-27 | 珠海市云筒环保科技有限公司 | A kind of waste incinerator shaftless screw material-pulling device |
| WO2019119383A1 (en) * | 2017-12-21 | 2019-06-27 | 深圳市能源环保有限公司 | Garbage incinerator side wall grate |
| CN108006660A (en) * | 2017-12-21 | 2018-05-08 | 深圳市能源环保有限公司 | A kind of waste incinerator abutment wall fire grate segment |
| CN110274244A (en) * | 2019-05-09 | 2019-09-24 | 江苏天楹环保能源有限公司 | A kind of domestic waste incineration grate furnace unit alternately pushed |
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Address after: 226600 the Yellow Sea Avenue, Haian, Jiangsu province (West), No. 268, No. Patentee after: JIANGSU TIANYING ENVIRONMENTAL PROTECTION ENERGY Co.,Ltd. Address before: 226600 the Yellow Sea Avenue, Haian, Jiangsu province (West), No. 268, No. Patentee before: JIANGSU T.Y. ENVIRONMENTAL ENERGY Co.,Ltd. |
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Application publication date: 20120801 Assignee: JIANGSU TIANYING ENVIRONMENTAL PROTECTION ENERGY EQUIPMENT Co.,Ltd. Assignor: JIANGSU TIANYING ENVIRONMENTAL PROTECTION ENERGY Co.,Ltd. Contract record no.: 2019320010031 Denomination of invention: Unit modular large household refuse incineration furnace Granted publication date: 20140312 License type: Common License Record date: 20190705 |
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