CN107131639A - A kind of large-scale heating hot water boiler - Google Patents
A kind of large-scale heating hot water boiler Download PDFInfo
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- CN107131639A CN107131639A CN201610277293.7A CN201610277293A CN107131639A CN 107131639 A CN107131639 A CN 107131639A CN 201610277293 A CN201610277293 A CN 201610277293A CN 107131639 A CN107131639 A CN 107131639A
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- heater
- hot water
- water boiler
- disc type
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000002485 combustion reaction Methods 0.000 claims abstract description 69
- 239000000446 fuel Substances 0.000 claims abstract description 31
- 238000000197 pyrolysis Methods 0.000 claims abstract description 31
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000003546 flue gas Substances 0.000 claims abstract description 29
- 230000001066 destructive effect Effects 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims description 28
- 238000004140 cleaning Methods 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 11
- 238000009423 ventilation Methods 0.000 claims description 10
- 239000003517 fume Substances 0.000 claims description 9
- 230000001186 cumulative effect Effects 0.000 claims description 7
- 239000000779 smoke Substances 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000002309 gasification Methods 0.000 abstract description 12
- 239000000470 constituent Substances 0.000 abstract description 11
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 239000011229 interlayer Substances 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 12
- 230000006872 improvement Effects 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- 239000002737 fuel gas Substances 0.000 description 5
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 4
- 239000002956 ash Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 206010017740 Gas poisoning Diseases 0.000 description 1
- 241000005139 Lycium andersonii Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000012802 pre-warming Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000010512 thermal transition Effects 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
- F24H1/44—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with combinations of two or more of the types covered by groups F24H1/24 - F24H1/40 , e.g. boilers having a combination of features covered by F24H1/24 - F24H1/40
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B90/00—Combustion methods not related to a particular type of apparatus
- F23B90/04—Combustion methods not related to a particular type of apparatus including secondary combustion
- F23B90/06—Combustion methods not related to a particular type of apparatus including secondary combustion the primary combustion being a gasification or pyrolysis in a reductive atmosphere
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1845—Arrangement or mounting of combustion heating means, e.g. grates or burners using solid fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/50—Intercepting solids by cleaning fluids (washers or scrubbers)
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The invention discloses a kind of large-scale heating hot water boiler, including body of heater, be arranged in burner hearth destructive gasifying combustion system, be arranged in body of heater and many backhaul heat exchangers of disc type and the chimney being arranged on body of heater above destructive gasifying combustion system.The destructive distillation of fuel, gasification, and combustion and conventional oven are combined by the present invention to be integrated, fuel carries out destructive distillation, gasification under controllable state, fugitive constituent after destructive distillation, gasification carries out complete high-temp combustion after being sufficiently mixed with the combustion air after preheating, the clean flue gas of high temperature is discharged into air after fully being exchanged heat in heat exchanger, recirculated water in furnace water jacket interlayer uniformly heats up so that stove energy-saving and environmental protection, it is safe efficient in terms of have and further improve.
Description
Technical field
The present invention relates to heating equipment technical field, and in particular to a kind of large-scale heating hot water boiler.
Background technology
In the northern territory of China, winter temperature is low, Heating Period is long, and the general heating plant in the north fires fuel Heating stove for hot-water heating.Outlying district in city, the places such as enterprises and institutions, factory's dormitory, school that central heating does not reach, small-sized collective's heating heating stove is still relied on, such old-fashioned heating system has many defects that the thermal efficiency is low, exhaust emission is serious, operation potential safety hazard is big.Current atmospheric environment deteriorates, and society and resident are for environmentally friendly cry more and more higher.So needing to design a kind of environmental protection, collective's heating stove efficiently, safe, the environmental requirement of energy-conservation and cleaning is both reached, Effec-tive Function, the low requirement of operating cost can be reached again.
In the market it is various it is straight burn, return burning, gasification stove, generally existing stove fire burning velocity is uneven.Heat exchanger effectiveness is low, and flue dust, dust, oxynitride concentration are high and a series of problems, such as carbon monoxide overflows after banking up a fire.In addition, the series of malpractice such as the heating system heating thereby resulted in is slow, fuel gas poisoning, low cooking intensity of fire, waste of resource, pollution air, formation haze, gives environment, resource and people's life health care belt to carry out a series of infringement.According to national JB/T7985---2002 miniature boilers and normal-pressure hot-water boiler technical conditions, according to NB/T34007---2012《Biomass cooking heating stove has general technical specifications》And GB16154---2005《Domestic water heating Fuel Furnace general technical specifications》On the basis of, reabsorb on the basis of conventional oven body of heater and heat exchanging water-jacket's interlayer, with reference to the destructive gasifying and the principle of fuel gas mixed combustion of fuel carbon, conventional oven system is carried out reasonably to design, arranged and technological innovation, is developed out.
The content of the invention
It is an object of the invention to the defect for overcoming prior art, there is provided a kind of large-scale heating hot water boiler that safe and efficient, low row is stable, the anti-burning destructive gasifying of collection is integral.
To achieve these goals, the technical scheme that the present invention takes is as follows：
A kind of large-scale heating hot water boiler, including body of heater, many backhaul heat exchangers of disc type for being arranged in body of heater and being connected with the water jacket of body of heater and the chimney being arranged on many backhaul heat exchangers of disc type.
Improved as of the invention further, many backhaul heat exchangers of disc type include heat exchanger top plate, bottom plate of heat exchanger, the heat exchanger coaming plate that heat exchanger top plate sidepiece and bottom plate of heat exchanger side seal are linked together and connect ventilation fire tube between heat exchanger top plate and bottom plate of heat exchanger.
As further improvement of the invention, the destructive gasifying combustion system below many backhaul heat exchangers of disc type is provided with the body of heater；Combustion barrel that the destructive gasifying combustion system includes being arranged in burner hearth, the fresh air inlet being arranged on the wall of combustion barrel side, connect with combustion barrel and lower end insert fuel bed gas collection airway tube, the cumulative umbrella and the intake adit to combustion barrel air feed that cover at combustion barrel upper port and carry through hole.
As further improvement of the invention, many backhaul heat exchangers of disc type are arranged on above stockhole, and its quantity is more than one group, and multigroup many backhaul heat exchangers of disc type are arranged at intervals.
As further improvement of the invention, the ventilation fire tube of multigroup described many backhaul heat exchangers of disc type is staggered in body of heater in " bow " type.
As further improvement of the invention, the combustion barrel outer cover is equipped with high temperature air distribution mixing drum；Clearance cavity is formed between combustion barrel and high temperature the air distribution mixing drum；
The wind-drive disc for being connected with combustion-supporting air inlet pipeline is provided with the barrel of the high temperature air distribution mixing drum.
Improved as of the invention further, the destructive gasifying combustion system by the fuel in burner hearth from bottom to top be divided into grieshoch, burning zone, the destructive distillation layer at gas collection/air guide mouth of pipe and the Bunker preliminary heating zone outside gas collection/airway tube；It is for combustion chamber inside the gas collection/airway tube inside destructive gasifying chamber, the combustion barrel.
As further improvement of the invention, the destructive distillation air inlet pipeline to destructive distillation layer air feed is provided with the body of heater；Set more than one respectively to burning zone and the air outlet of destructive distillation layer air feed on the destructive distillation air inlet pipeline；The air outlet tilts down setting in negative angle.
As further improvement of the invention, heating fin is provided with the combustion-supporting air inlet pipeline in the body of heater；Blast regulator is provided with the combustion-supporting air inlet of the combustion-supporting air inlet pipeline；
The shoot door for clearing up many backhaul heat exchanger internal dusts of disc type is additionally provided with the body of heater；
Connection burner hearth is provided with the sidewall of the furnace body pushes air inlet, bunkering port and the rotary shaft automatic door plate at bunkering port；
The lower portion of furnace body is provided with water seal tank.
As further improvement of the invention, smoke eliminator is connected on the chimney breast；The smoke eliminator include with flue gas cleaning case that chimney connect, be arranged on the filter of flue gas cleaning case, be arranged in flue gas cleaning case and fume treatment solution pool, the pipeline pump being arranged in fume treatment solution pool, the spray pipeline being connected in pipeline pump, the spray head for being connected on spray pipeline and being located above filter and the exhaust opening being arranged on flue gas cleaning case below filter.
Compared with prior art, having the beneficial effect that acquired by the present invention：
One, improve the thermal transition efficiency of fuel.Fugitive constituent after gasification, after collection, gas directing system, fully burns, the fuel powder particles carried secretly in fugitive constituent also together burn in cumulative umbrella part；The many backhaul heat exchangers of disc type fully exchange heat, interlayer interior circulation water olderly flowage, no overheat, mutual impingement phenomenon；Heat-insulation layer outside body of heater prevents scattering and disappearing for body of heater heat.Two, reduce the discharge of dusty gas.Fugitive constituent after gasification, contain the materials such as fuel gas, tar and entrainment fuel powder particles, fugitive constituent can not be discharged into air in the afterburnt, as long as being the pollutant of heating stove, fugitive constituent cumulative umbrella position fully and air mixed combustion, pollutant makes the flue gas of discharge more environmentally friendly by sufficient high-temp combustion, cleaning processing.Three, save the energy.Combustible in fuel carbon is sufficiently burnt, fuel carbon converting heat efficiency high, the design of many backhaul heat-insulation cover for heat exchanger of disc type and rotary shaft automatic door plate, makes heat exchange fully, and stove unit interval consumption fuel quantity is reduced, so as to reach the effect of section fuel.Four, combustion even.Stove destructive distillation chamber good airproof performance, by controlling wind supply quantity, the destructive gasifying speed of fuel is controllable, and fugitive constituent produces stabilization, and flame combustion is uniform.Five, burn more abundant.Combustion air passage is directly exposed instantaneously to be heated up in combustion chamber by the air of passage, high temperature combustion air and vaporization at high temperature part mixed combustion, is burnt more abundant.Six, fume high-temperature burning clean technology.The high-temp combustion of fugitive constituent, by the fuel powder particles in flue gas.The flammabilities such as tar, so as to reach the purpose of gas cleaning.Seven, Environmental Safety.Fuel gas and tar in flue gas etc. are fully burnt, and clean flue gas is discharged by chimney, fuel gas is not produced and is leaked and flying dust phenomenon, makes surrounding environment cleaner, environmentally friendly, safe.Eight, it is stable comfortable.By measuring return water system temperature come automatic start blower fan and water pump, to realize that constant temperature is adjusted, it is to avoid overheat or temperature are too low.
The destructive distillation of fuel, gasification, and combustion and conventional oven are combined by the present invention to be integrated, fuel carries out destructive distillation under controllable state, fugitive constituent after destructive distillation is burnt after being sufficiently mixed with the combustion air after preheating, the clean flue gas of high temperature is discharged into air after fully being exchanged heat in heat exchanger, recirculated water in furnace water jacket interlayer uniformly heats up, stove is run by gathering return water temperature data, to realize autocontrol operation so that stove energy-saving and environmental protection, it is safe efficient in terms of have and further improve.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the present invention；
Accompanying drawing 2 is the structural representation of many backhaul heat exchangers of disc type of the present invention；
Accompanying drawing 3 for accompanying drawing 2 of the present invention A to cross section structure diagram；
Accompanying drawing 4 is the structural representation of destructive gasifying combustion system of the present invention；
Accompanying drawing 5 is the overlooking the structure diagram of destructive gasifying combustion system of the present invention；
Accompanying drawing 6 for accompanying drawing 4 of the present invention B to cross section structure diagram；
Accompanying drawing 7 is the structural representation of destructive distillation air inlet pipeline of the present invention and air outlet；
Accompanying drawing 8 for accompanying drawing 7 of the present invention C to cross section structure diagram.
In the accompanying drawings：
1- destructive gasifying combustion systems, 2- bodies of heater, the many backhaul heat exchangers of 3- disc types, 4- chimneys, 5- shoot doors, 6- combustion chambers, the combustion-supporting air inlets of 7-, 8- bunkering ports, 9- destructive gasifying chambers, 10- burner hearths, 11- cumulative umbrellas, 12- wind-drive discs, 13- high temperature air distribution mixing drums, 14- fresh air inlets, 15- gas collections/airway tube, 16- heat exchanger top plates, 17- ventilation fire tubes, 18- bottom plate of heat exchanger, 19- grieshoch, 20- burning zones, 21- destructive distillation layer, 22- Bunker preliminary heating zones, 23- crust stay-warm cases, the combustion-supporting air inlet pipelines of 24-, 25- destructive distillation air inlet pipelines, 26- heat exchanger coaming plates, 27- rotary shaft automatic door plates, 28- air outlets, 29- combustion barrels, 30- fire banking-up boards, 31- pushes air inlet, 32- flue gas cleaning casees, 33- filters, 34- spray heads, 35- spray pipelines, 36- exhaust openings, 37- fume treatment solution pools, 38- pipeline pumps, 39- through holes, 40- clearance cavities, 41- heats fin.
Embodiment
Further details of narration is carried out to the present invention below in conjunction with accompanying drawing.
As shown in accompanying drawing 1-8, a kind of large-scale heating hot water boiler, including body of heater 2, be arranged in body of heater 2 and many backhaul heat exchangers 3 of disc type being connected with the water jacket of body of heater 2 and the chimney 4 being arranged on many backhaul heat exchangers 3 of disc type.The many backhaul heat exchangers 3 of disc type include heat exchanger top plate 16, bottom plate of heat exchanger 18, the heat exchanger coaming plate 26 that the sidepiece of heat exchanger top plate 16 is linked together with the side seal of bottom plate of heat exchanger 18 and connect ventilation fire tube 17 between heat exchanger top plate 16 and bottom plate of heat exchanger 18.
The destructive gasifying combustion system 1 positioned at many lower sections of backhaul heat exchanger 3 of disc type is provided with the body of heater 2；Combustion barrel 29 that the destructive gasifying combustion system 1 includes being arranged in burner hearth 10, the fresh air inlet 14 being arranged on the side wall of combustion barrel 29, connect with combustion barrel 29 and lower end insertion fuel bed gas collection airway tube 15, the cumulative umbrella 11 and the intake adit to the air feed of combustion barrel 29 that cover at the upper port of combustion barrel 29 and carry through hole 39.
The many backhaul heat exchangers 3 of disc type are arranged on above stockhole, its quantity is more than one group, multigroup many backhaul heat exchangers 3 of disc type are arranged at intervals, the lower end of many backhaul heat exchangers 3 of disc type is connected with the water jacket inner core of the body of heater 2 with heat-insulation layer, the many internal cavities of backhaul heat exchanger 3 of disc type are full of the water layer exchanged heat with ventilation fire tube 17, communicated with the water circulation of the water jacket inner core of body of heater 2, the application of the big heating stove of hot water amount needed for being particularly suitable for use in.The ventilation fire tube 17 of multigroup described many backhaul heat exchangers 3 of disc type is staggered in body of heater 2 in " bow " type, flame and high-temperature flue gas is repeatedly turned back back and forth, exchanges heat more abundant, and the ventilation fire tube 17 is the passage that flame or hot gas pass through.
The outer cover of combustion barrel 29 is equipped with high temperature air distribution mixing drum 13；Clearance cavity 40 is formed between combustion barrel 29 and high temperature the air distribution mixing drum 13, the wind-drive disc 12 for being connected with combustion-supporting air inlet pipeline 24 is provided with the barrel of the high temperature air distribution mixing drum 13, the wind-drive disc 12 is that, with metallic plate jaggy, the wind of combustion-supporting air inlet pipeline 24 enters from indentation, there.Clearance cavity 40 between combustion barrel 29 and high temperature air distribution mixing drum 13 makes combustion air high-speed circulating air feed, being arranged on wind-drive disc 12 between combustion-supporting air inlet pipeline 24 and high temperature air distribution mixing drum 13 being capable of centralized supply wind, air is set uniformly to be supplied to the surrounding of combustion barrel 29, so as to ensure the abundant complete gasification, and combustion of fugitive constituent.
The destructive gasifying combustion system 1 by the fuel in burner hearth 10 from bottom to top be divided into grieshoch 19, burning zone 20, the destructive distillation layer 21 at 15 mouthfuls of gas collection/airway tube and the Bunker preliminary heating zone outside gas collection/airway tube 15；The inside of gas collection/airway tube 15 is destructive gasifying chamber 9, and the inside of combustion barrel 29 is combustion chamber 6.
The destructive distillation air inlet pipeline 25 to destructive distillation 21 air feed of layer is provided with the body of heater 2；Set more than one respectively to burning zone 20 and the air outlet 28 of destructive distillation 21 air feed of layer on the destructive distillation air inlet pipeline 25；The air outlet 28 tilts down setting in negative angle, due to fuel or ashes self gravitation reason, fuel or ashes can be prevented to be redirected back into destructive gasifying pipeline 25, gas collection/the airway tube 15 is that many share splits fork formula is inserted into fuel bed, large-scale heating boiler is large-minded, and many share split fork formulas being capable of quickly gas collection or air guide.When needing to bank up a fire, cumulative umbrella 11 can be replaced with fire banking-up board 30, realization is smokelessly banked up a fire.
Heating fin 41 is provided with the combustion-supporting air inlet pipeline 24 in the body of heater 2, heating wing or heating plate is set to increase heating surface area on combustion-supporting air inlet pipeline 24, air rapidly pre-warming heats up during air intake, improve and be provided with blast regulator on the combustion-supporting air inlet 7 of combustion-supporting air inlet pipeline 24 described in the thermal efficiency, the size in air feed mouth of pipe footpath can be easily adjusted, so as to control the regulation of intake.The shoot door 5 for clearing up many internal dusts of backhaul heat exchanger 3 of disc type is additionally provided with the body of heater 2, the easy cleaning when dust accumulation is excessive.Connection burner hearth 10 is provided with the side wall of body of heater 2 pushes air inlet 31, bunkering port 8 and the rotary shaft automatic door plate 27 at bunkering port 8, when pushing air inlet 31 and can prevent that gas concentration is too high in burner hearth 10, easily occur the phenomenons such as detonation, the bottom of body of heater 2 is provided with water seal tank 39, realize that furnace sealing collects ashes, the steam produced in water is entered by ashes and enters the inside of burner hearth 10 reinforcing gasification result.Smoke eliminator is connected in the outlet of chimney 4, purified treatment further is carried out to flue gas, it is ensured that dusty gas, clean environment firendly are not produced in whole work process.The smoke eliminator includes the flue gas cleaning case 32 connected with chimney 4, it is arranged on the filter 33 of flue gas cleaning case 32, it is arranged in flue gas cleaning case 32 and positioned at the fume treatment solution pool 37 of the lower section of filter 33, it is arranged on the pipeline pump 38 in fume treatment solution pool 37, it is connected to the spray pipeline 35 in pipeline pump 38, it is connected to the spray head 34 on spray pipeline 35 and positioned at the top of filter 33 and the exhaust opening 36 being arranged on flue gas cleaning case 32, fume treatment solution can select the alkaline solutions such as ammoniacal liquor, neutralization reaction is carried out with sour gas, thoroughly realize the zero-emission of pollutant acid gas.
When stove works, by the burning velocity for controlling to control burning zone 20 to oxygen amount, so as to reach the purpose of control destructive distillation and gasification rate, each fuel bed occurs alternately to change with the progress of burning, grieshoch 19 is cleared up into water seal tank 39 by tipping grate, and the steam of generation enters the inside of burner hearth 10 reinforcing gasification result.Timing adds fresh fuel to supplement the fuel quantity of Bunker, by the gas collection/airway tube 15 for inserting destructive distillation layer 21, the fugitive constituent of destructive distillation is imported into high temperature air distribution mixing drum 13, with the preheated combustion air mixed combustion come in by combustion-supporting air inlet 7, in many backhaul heat exchangers 3 of flame repeat impact disc type, fully after heat exchange, the flue gas turned back carries out sufficient waste heat exchange by " bow " the shape passage of many backhaul heat exchangers 3 of disc type, last clean and fully after heat exchange low-temperature flue gas enters flue gas cleaning case 32 from chimney to be carried out after desulfurizing and purifying processing, outdoor is discharged from exhaust opening 36, the crust stay-warm case 23 of body of heater can prevent body of heater to be changed into radiator and produce thermal loss, rotary shaft automatic door plate 27 can prevent that flue gas leaks and thermal loss during refuelling.
The present invention reaches the raising thermal efficiency, the purpose of reduction dusty gas discharge by following design：The high temperature for controlling combustion fuel, middle temperature, low temperature distillation, gasification, the combustion system of gas collection can be measured, after by superhigh temperature resistant airway tube, the escaping gas composition that the destructive distillation layer of fuel is produced is collected, sufficiently mixing, burning are carried out in burner, combustible in escaping gas composition is fully burned, so as to reach clean flue gas, the quantity of heat given up ratio of fuel is improved, the purpose of thermal efficiency of stoves is improved；The high-temperature heat-gathering tray for combustion of stove, makes after combustion air sufficiently preheated, with high-temperature volatile gas componant mixed combustion, burning is abundant, and calorific value is high；The many backhaul heat exchangers of disc type, fully absorb the heat of flame, it is to avoid high-temperature flue gas can not effectively using and cause thermal loss；The ventilation fire tube of many backhaul heat exchangers of disc type is using unique crisscross design, so that flue gas is circulated in " bow " font, flue gas heat exchange stroke is doubled, and dead time increases by 2 times, heat exchange area increases by 2 times, the strong raising that ensure that exchanger heat exchanger effectiveness；Bottom of furnace body is sealed, thus stove overall tightness is good, so as to reach by controlling air quantity to control the purpose of dry distillation rate, dry distillation rate is stable, and burning is abundant, and heat stability continuation is good, and Heating Room is comfortable.
Embodiment described above is only the preferred embodiments of the present invention, and the simultaneously exhaustion of the feasible implementation of non-invention.For persons skilled in the art, any obvious change on the premise of without departing substantially from the principle of the invention and spirit to made by it should be all contemplated as falling with claims of the invention.
Claims (10)
1. a kind of large-scale heating hot water boiler, it is characterised in that：It includes body of heater（2）, be arranged on body of heater（2）Interior and and body of heater（2）The many backhaul heat exchangers of disc type that are connected of water jacket（3）And it is arranged on many backhaul heat exchangers of disc type（3）On chimney（4）.
2. a kind of large-scale heating hot water boiler according to claim 1, it is characterised in that：The many backhaul heat exchangers of disc type（3）Including heat exchanger top plate（16）, bottom plate of heat exchanger（18）, by heat exchanger top plate（16）Sidepiece and bottom plate of heat exchanger（18）The heat exchanger coaming plate that side seal links together（26）And connect in heat exchanger top plate（16）With bottom plate of heat exchanger（18）Between ventilation fire tube（17）.
3. a kind of large-scale heating hot water boiler according to claim 2, it is characterised in that：The body of heater（2）Inside it is provided with positioned at many backhaul heat exchangers of disc type（3）The destructive gasifying combustion system of lower section（1）；The destructive gasifying combustion system（1）Including being arranged on burner hearth（10）Interior combustion barrel（29）, be arranged on combustion barrel（29）Fresh air inlet on the wall of side（14）With combustion barrel（29）Connection and lower end insertion fuel bed gas collection airway tube（15）, cover in combustion barrel（29）At upper port and with through hole（39）Cumulative umbrella（11）And to combustion barrel（29）The intake adit of air feed.
4. a kind of large-scale heating hot water boiler according to claim 3, it is characterised in that：The many backhaul heat exchangers of disc type（3）It is arranged on above stockhole, its quantity is more than one group, multigroup many backhaul heat exchangers of disc type（3）It is arranged at intervals.
5. a kind of large-scale heating hot water boiler according to claim 4, it is characterised in that：Multigroup described many backhaul heat exchangers of disc type（3）Ventilation fire tube（17）It is staggered in " bow " type in body of heater（2）It is interior.
6. a kind of large-scale heating hot water boiler according to claim 5, it is characterised in that：The combustion barrel（29）Outer cover is equipped with high temperature air distribution mixing drum（13）；The combustion barrel（29）With high temperature air distribution mixing drum（13）Between form clearance cavity（40）；
The high temperature air distribution mixing drum（13）Barrel on be provided with for and combustion-supporting air inlet pipeline（24）The wind-drive disc of connection（12）.
7. a kind of large-scale heating hot water boiler according to claim 6, it is characterised in that：The destructive gasifying combustion system（1）By burner hearth（10）Interior fuel from bottom to top be divided into grieshoch（19）, burning zone（20）, positioned at gas collection/airway tube（15）Destructive distillation layer at mouthful（21）And positioned at gas collection/airway tube（15）Outside Bunker preliminary heating zone；Gas collection/the airway tube（15）Inside is destructive gasifying chamber（9）, the combustion barrel（29）Inside is combustion chamber（6）.
8. a kind of large-scale heating hot water boiler according to claim 7, it is characterised in that：The body of heater（2）On be provided with to destructive distillation layer（21）The destructive distillation air inlet pipeline of air feed（25）；The destructive distillation air inlet pipeline（25）It is upper that more than one is set respectively to burning zone（20）With destructive distillation layer（21）The air outlet of air feed（28）；The air outlet（28）Setting is tilted down in negative angle.
9. a kind of large-scale heating hot water boiler according to claim any one of 1-8, it is characterised in that：Positioned at the body of heater（2）Interior combustion-supporting air inlet pipeline（24）On be provided with heating fin（41）；The combustion-supporting air inlet pipeline（24）Combustion-supporting air inlet（7）On be provided with blast regulator；
The body of heater（2）On be additionally provided with for clearing up many backhaul heat exchangers of disc type（3）The shoot door of internal dust（5）；
The body of heater（2）Connection burner hearth is provided with the wall of side（10）Push air inlet（31）, bunkering port（8）With positioned at bunkering port（8）The rotary shaft automatic door plate at place（27）；
The body of heater（2）Bottom is provided with water seal tank（39）.
10. a kind of large-scale heating hot water boiler according to claim 9, it is characterised in that：The chimney（4）Smoke eliminator is connected in outlet；The smoke eliminator includes and chimney（4）The flue gas cleaning case of connection（32）, be arranged on flue gas cleaning case（32）Filter（33）, be arranged on flue gas cleaning case（32）It is interior and positioned at filter（33）The fume treatment solution pool of lower section（37）, be arranged on fume treatment solution pool（37）Interior pipeline pump（38）, be connected to pipeline pump（38）On spray pipeline（35）, be connected to spray pipeline（35）Above and positioned at filter（33）The spray head of top（34）And it is arranged on flue gas cleaning case（32）On exhaust opening（36）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610277293.7A CN107131639A (en) | 2016-05-01 | 2016-05-01 | A kind of large-scale heating hot water boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610277293.7A CN107131639A (en) | 2016-05-01 | 2016-05-01 | A kind of large-scale heating hot water boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107131639A true CN107131639A (en) | 2017-09-05 |
Family
ID=59721900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610277293.7A Withdrawn CN107131639A (en) | 2016-05-01 | 2016-05-01 | A kind of large-scale heating hot water boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107131639A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425573A (en) * | 2019-08-27 | 2019-11-08 | 中国矿业大学 | A kind of clean and safe type combustion system and method |
| CN112212501A (en) * | 2018-03-28 | 2021-01-12 | 卓中朝 | Energy-saving boiler |
| CN113251443A (en) * | 2021-06-18 | 2021-08-13 | 李建军 | Low-order clean bituminous coal burning civil stove |
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| KR20010036226A (en) * | 1999-10-06 | 2001-05-07 | 차금주 | Flue tube-water tube type hot water boiler |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112212501A (en) * | 2018-03-28 | 2021-01-12 | 卓中朝 | Energy-saving boiler |
| CN110425573A (en) * | 2019-08-27 | 2019-11-08 | 中国矿业大学 | A kind of clean and safe type combustion system and method |
| CN110425573B (en) * | 2019-08-27 | 2024-03-01 | 中国矿业大学 | Clean and safe combustion system and method |
| CN113251443A (en) * | 2021-06-18 | 2021-08-13 | 李建军 | Low-order clean bituminous coal burning civil stove |
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Application publication date: 20170905 |
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