CN207035475U - The dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange - Google Patents
The dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange Download PDFInfo
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- CN207035475U CN207035475U CN201720874209.XU CN201720874209U CN207035475U CN 207035475 U CN207035475 U CN 207035475U CN 201720874209 U CN201720874209 U CN 201720874209U CN 207035475 U CN207035475 U CN 207035475U
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Abstract
A kind of dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange is the utility model is related to, belongs to technical field of combustion equipment.Boiler body heating surface is provided with fire grate top, on front side of burner hearth and left and right sides heating surface uses boxboard jacket structure for water, step of threads smoke pipe heating surface is provided with upper box body, two level threaded flue heating surface is provided with the casing of rear portion, semielliptical type chimney arch is provided with above first half fire grate in burner hearth, fuel burns on horizontal sliding reciprocal grate, fully burnt in the presence of semielliptical type chimney arch after being exchanged heat with circumference radiation heating-surface, upper surface of the high-temperature flue gas along semielliptical type chimney arch enters step of threads smoke pipe heating surface, 90 ° of turnings enter two level threaded flue heating surface after heat exchange, it is directly entered after heat exchange in dust arrester.Advantage is：Automaticity is high, burning is stable, the thermal efficiency is high, pollutant emission is few, suitability of fuel is good, compact-sized, and biomass fuel combustion systemic application can be achieved.
Description
Technical field
Technical field of combustion equipment is the utility model is related to, more particularly to a kind of water bath of biomass burning granular fuel
Stove, espespecially a kind of dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange.
Background technology
The fossil fuels such as oil, coal, natural gas are the main energy sources in the current whole world, account for 80% or so of total energy consumption.
But due to successively decreasing year by year for its reserves, and fossil fuel produces C02, S02, NOX in application process and volume of smoke causes
Global warming, acid rain and serious environmental pollution is caused the problems such as smoke contamination, biomass energy because its low stain, can be again
Natural disposition, it is widely distributed be considered as solve China's energy crisis a kind of enormously potential clean energy resource.Every 10,000 tons of lifes according to statistics
Ten thousand tons of the alternative standard coal 0.8-1.0 of biomass fuel, 160 tons of sulfur dioxide (SO2) emissions are reduced, reduce 80 tons of soot emissions, reduce two
Aoxidize 1.44 ten thousand tons of carbon emission.
China's Biomass Energy Resources very abundant, abundant reasonable development use biomass energy, improve the using energy source in China
Environment and the ecological environment of the mankind, the high-grade utilization for increasing biomass energy have great importance.China's biomass energy money
Source is based on agricultural crop straw, but in the abundant area of stalk resource, such as the Northeast, mostly using field open incineration or
The mode for throwing aside burial handles stalk, has not only caused the pollution of atmospheric environment but also result in the waste of regenerative resource.It is raw at present
It is biomass solid grain forming fuel that material, which can utilize the mode of most practicality, and domestic industry has certain market
Basis, form preliminary industrial chain of the collection, storage, particle manufacture from forest raw material again to burning using equipment
Bar.Occur some form of biomass shaped fuel boiler both at home and abroad, but external type is high to fuel fineness requirement, and with
Based on wooden fuel, and bring a high price, be not suitable for China's national situation.The existing type of furnace in China at present, there are many weak points：It is not inconsistent
The characteristic requirements of biomass molding fuel are closed, suitability of fuel is poor, causes burning to deteriorate, the thermal efficiency is low, poor heat transfer, heat-transfer surface
Slagging, heat-transfer surface are frequently occluded, and pollution is big, lime-ash coking, and combustion parameter deviates greatly with design parameter, and overall structure size is inclined
Greatly.
The patent application that China Patent No. is 201010149739.0 discloses a kind of biomass fuel combustion device, the dress
Put including discharge flue, combustion chamber, Heat Room, flue gas flash chamber, wherein flash chamber is made up of material saving device and preheater, using biography
The exhaust temperature that the material saving device of system is reduced after exhaust gas temperature cooling is still very high, and heat utilization ratio is low, and material saving device need to individually be set
Put, increase the complexity and size of boiler structure.China Patent No. is 201410279135.6 patent application publication
A kind of reciprocating biomass boiler, including automatic reciprocating grate device, air compressor control device, broken coke installation etc., but remove
Dirt device is independent external, increases flue and flue gas resistance, so as to increase the integrally-built complexity of boiler and air-introduced machine
Power attenuation.The patent application that China Patent No. is 201510982655.8 discloses a kind of biomass hot water boiler, including
Feed device, vertical boiler, dust arrester；The vertical boiler includes combustion chamber, Heat Room, the vertical boiler above feed device
There is observation panel on the face of furnace wall, feed device outlet is connected with vertical boiler wall level.Pipe heat exchanger is provided with Heat Room,
There is separate type heat pipe exchanger outside vertical boiler, connected by flue with boiler.Dedusting is housed below separate type heat pipe exchanger
Device, the cleaning door of dust arrester are connected with slag notch by pipeline.But in structure, pipe heat exchanger and separate heat pipe change
Hot device need to be connected by flue with boiler, make boiler overall structure size bigger than normal.China Patent No. is 201620701064.9
Patent application publication a kind of biomass normal pressure hot-water boiler, the boiler include:Body of heater, base, air supply device, combustion chamber,
Smoke box, hot-water line, micro-computer controlling apparatus, loading hopper, reciprocal grate and transmission device.Shortcoming is the absence of supporting dust removal installation,
Pollutant discharge amount is big, and suitability of fuel is especially bad to the applicability of stalk fuel.
The content of the invention
The purpose of this utility model is to provide a kind of combustion heat-exchange dust removal integrated small-sized biomass normal-pressure hot-water boiler,
Solve prior art and the problems such as miniature boiler pollutant emission environmental protection not up to standard, stalk suitability of fuel difference, dedusting be present
The structure that device also serves as material saving device with boiler integrated design and heating surface can reduce boiler overall structure size, be easily installed, account for
Ground area is small.The utility model is a kind of Automated condtrol, the thermal efficiency is high, burning is abundant, smoke-discharging pollution thing is few, dimensional structure is small
Integration biomass hot-water boiler.Including feed device, burner and dust arrester；The flat push type reciprocating furnace of burner
Row top is provided with lighting door, and air zoning, flat push type are realized in flat push type reciprocal grate bottom provided with two First air air intake air compartments
Reciprocal grate end is provided with slag notch, and lime-ash hauler is provided with below slag notch.Boiler body heating surface is provided with fire grate top,
On front side of burner hearth and left and right sides heating surface uses boxboard jacket structure for water, and step of threads smoke pipe heating surface is provided with upper box body, after
Two level threaded flue heating surface is provided with portion's casing, hemispherical chimney arch, fuel are provided with above the first half fire grate in burner hearth
Burn, fully burnt in the presence of semielliptical type chimney arch after being exchanged heat with circumference radiation heating-surface on horizontal sliding reciprocal grate, it is high
Upper surface flow forward of the warm flue gas along semielliptical type chimney arch enters 90 ° of entrance of turning after the heat exchange of step of threads smoke pipe heating surface
Two level threaded flue heating surface, two level threaded flue heating surface, which also serves as material saving device, can reduce exhaust gas temperature, can also bury in oblivion in flying dust
Mars, be directly entered after heat exchange against two level threaded flue heating surface arrangement dust arrester in, by filter bag complete dedusting,
Deduster bottom is provided with shoot door, and top is provided with the cleaning and replacing that flip plate is easy to filter bag.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions：
The dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange, including feed device, burner and dedusting
Device；The feed device includes being used for the hopper 3 equipped with biomass granule fuel, the setting gauge 2 positioned at the bottom of hopper 3, driven
The motor 26 of dynamic setting gauge 2；
The burner includes semielliptical type chimney arch 10, flat push type reciprocal grate 23, burner hearth 25, and the flat push type is reciprocal
The front end of fire grate 23 is located at hopper 3 and exports bottom, and the top of flat push type reciprocal grate 23 sets lighting door 24, flat push type reciprocal grate
Once wind air inlet 22, the front portion of flat push type reciprocal grate 23 are equiped with fire grate reductor 1, flat push type reciprocating furnace to 23 arranged beneaths
The top of row 23 is provided with semielliptical type chimney arch 10, and the end arranged beneath of flat push type reciprocal grate 23 has slag notch 21；The semielliptical
Type chimney arch 10 is located at the inside of burner hearth 25 and is fixed on furnace wall 4, and the bottom of burner hearth 25 be flat push type reciprocal grate 21, on the left of burner hearth 25
Wall is provided with import water valve 27, and burner hearth 25 is anterior and left and right sides is provided with cyclic water jacket 8, the left and right sides bottom of cyclic water jacket 8
Provided with hand hole device 28；The top of burner hearth 25 is disposed with upper box body 9, and step of threads smoke pipe is disposed with inside upper box body 9 and is heated
Face 7, the rear portion of burner hearth 25 are disposed with rear portion casing 12, and two level threaded flue heating surface 18, top are disposed with inside rear portion casing 12
The top of casing 9 is provided with outlet water valve 11, and the top of rear portion casing 12 is disposed with upper cover plate 13, and the left bottom of rear portion casing 12 is disposed with
Hand hole device 28.
The dust arrester includes filter bag 14, flip plate 15, outlet flue 16, card 17, inspection door 18 and ash-falling chamber 19,
The filter bag 14 is fixed on card 17, and the bottom of filter bag 14 is ash-falling chamber 19, and the top of filter bag 14 is provided with flip plate 15；Outlet flue
16th, inspection door 16 is arranged on the end of dust arrester.
The dust arrester abuts two level threaded flue heating surface 20, welded and installed integrated with boiler body.
Described semielliptical type chimney arch 10 collectively forms burner hearth 25 with flat push type reciprocal grate 23.
Described burner hearth 25 carries out heat exchange cooling by cyclic water jacket 8, is drawn between the cyclic water jacket 8 by stay bolt bar 6
Support.
Described two level threaded flue heating surface 20 also serves as material saving device.
Described lighting door 24 is arranged on the right side of burner hearth 25, the top of flat push type reciprocal grate 23, the lighting door 24
Also serve as observation door.
The fire grate segment of described flat push type reciprocal grate 23 is thin, and fire grate stroke is short, and First air air inlet is provided with its bottom
22, and adjust intake provided with two air compartments.
The biomass fuel that the dust removal integrated small-sized biomass normal-pressure hot-water boiler of described combustion heat-exchange uses is rice
One or more in stalk, maize straw, rape stalk, wheat stalk, flax biomass fuel.
The beneficial effects of the utility model are：Automaticity is higher, burning is stable, the thermal efficiency is high, pollutant
Discharge less, suitability of fuel it is good, biomass fuel combustion systemic application can be achieved.Feed device Automated condtrol, device consumption
Can be few.The fire grate segment of flat push type reciprocal grate is thin, saves steel, and fire grate stroke is short to be advantageous to continuous feeding not cutoff, automation
Degree is high, lower compared to traveling-grate stoker cost without artificial addition fuel.Flat push type reciprocal grate bottom uses two air compartments
Sectional-regulated air quantity, ensure full combustion of fuel, and cooled down by First air and alleviate coking, suitability of fuel is wide.Flue gas passes through
Two level threaded flue heating surface is exchanged heat so as to also serve as material saving device, simplifies boiler structure, increases the thermal efficiency.Low temperature after heat exchange
Flue gas is sent directly into cloth-sack-type dust removal device, and dust arrester is connected against two level smoke pipe heating surface with body, integral structure
Design reduces overall dimensions and floor space, practical.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, forms the part of the application,
Illustrative example of the present utility model and its illustrate be used for explain the utility model, do not form to improper limit of the present utility model
It is fixed.
Fig. 1 is main structure diagram of the present utility model；
Fig. 2 is overlooking the structure diagram of the present utility model.
In figure：1st, fire grate reductor；2nd, setting gauge；3rd, hopper；4th, furnace wall；5th, front smoke box；6th, stay bolt bar；7th, step of threads
Smoke pipe heating surface；8th, cyclic water jacket；9th, upper box body；10th, semielliptical type chimney arch；11st, water valve is exported；12nd, rear portion casing；13、
Upper cover plate；14th, filter bag；15th, flip plate；16th, outlet flue；17th, card；18th, inspection door；19th, ash-falling chamber；20th, two level screw thread
Smoke pipe heating surface；21st, slag notch；22nd, First air air inlet；23rd, flat push type reciprocal grate；24th, lighting door；25th, burner hearth；26、
Motor；27th, import water valve；28th, hand hole device.
Embodiment
Detailed content and its embodiment of the present utility model are further illustrated below in conjunction with the accompanying drawings.
Referring to shown in Fig. 1 and Fig. 2, the dust removal integrated small-sized biomass atmospheric hot-water pot of combustion heat-exchange of the present utility model
Stove, mainly including feed device, burner and dust arrester.Devised according to the burning feature of biomass fuel and be adapted to biology
The relatively small flat push type reciprocal grate of matter fuel stroke, top are provided with lighting door, and flat push type reciprocal grate bottom is provided with two
First air air intake air compartment realizes air zoning, and flat push type reciprocal grate end is provided with slag notch, and it is defeated to be provided with lime-ash below slag notch
Fortune machine.Boiler body heating surface is provided with fire grate top, burner hearth front side and left and right sides heating surface use boxboard jacket structure for water, on
Is provided with step of threads smoke pipe heating surface in portion's casing, rear portion casing is interior to be provided with two level threaded flue heating surface, in burner hearth before
Semielliptical type chimney arch is provided with above half part fire grate, fuel burns on horizontal sliding reciprocal grate, in the effect of semielliptical type chimney arch
After lower fully burning and the heat exchange of circumference radiation heating-surface, upper surface flow forward of the high-temperature flue gas along semielliptical type chimney arch enters
90 ° of turnings are changed into two level threaded flue heating surface in two level threaded flue heating surface after the heat exchange of step of threads smoke pipe heating surface
It is directly entered after heat and dedusting, deduster bottom is completed by filter bag in the dust arrester of two level threaded flue heating surface arrangement
Provided with shoot door, top is provided with the cleaning and replacing that flip plate is easy to filter bag.
The feed device include being used for equipped with the hopper 3 of biomass granule fuel, the setting gauge 2 positioned at the bottom of hopper 3,
Drive the motor 26 of setting gauge 2.
The burner includes semielliptical type chimney arch 10, flat push type reciprocal grate 23, burner hearth 25 and cyclic water jacket 8, institute
The front end for stating flat push type reciprocal grate 23 is located at the outlet of hopper 3 bottom, and the top of flat push type reciprocal grate 23 sets lighting door 24, put down
The arranged beneath of pushing-type reciprocal grate 23 once wind air inlet 22, air zoning is realized by two First air air intake air compartments；It is flat
The front portion of pushing-type reciprocal grate 23 is equiped with fire grate reductor 1, and the top of flat push type reciprocal grate 23 is provided with semielliptical type chimney arch 10, put down
The end arranged beneath of pushing-type reciprocal grate 23 has slag notch 21, and the lower section of slag notch 21 is provided with lime-ash hauler.The semielliptical type
Chimney arch 10 is located at the inside of burner hearth 25 and is fixed on furnace wall 4, and the bottom of burner hearth 25 is flat push type reciprocal grate 23, the left side wall of burner hearth 25
Face is provided with import water valve 27, and burner hearth 25 is anterior and left and right sides is provided with cyclic water jacket 8, and the left and right sides bottom of cyclic water jacket 8 is set
There is hand hole device 28；Step of threads smoke pipe heating surface 7, stove are disposed with the upper box body 9 of the top of semielliptical type chimney arch 10
Two level threaded flue heating surface 20 is disposed with the rear portion casing 12 at the rear of thorax 25, and then two level threaded flue heating surface is set
In one-level smoke pipe heating surface corner and also serve as material saving device.The top of upper box body 9 is provided with outlet water valve 11, the top of rear portion casing 12
Upper cover plate 13 is disposed with, the left bottom of rear portion casing 12 is disposed with hand hole device 28.Flue gas is in two level threaded flue heating surface 20
After interior heat exchange, it is directly entered in the dust arrester arranged against two level screw thread heating surface 20, dedusting, dedusting dress is completed by filter bag
Bottom set portion is provided with shoot door, and top is provided with the cleaning and replacing that flip plate 15 is easy to filter bag.
The dust arrester includes filter bag 14, flip plate 15, outlet flue 16, card 17 and ash-falling chamber 19, the filter bag
14 are fixed on card 17, and the bottom of filter bag 14 is ash-falling chamber 19, and the top of filter bag 14 is provided with flip plate 15；Outlet flue 16, check
Door 18 is arranged on the end of dust arrester.
The dust arrester abuts two level threaded flue heating surface 20, welded and installed integrated with boiler body.
Described semielliptical type chimney arch 10 collectively forms burner hearth 25 with flat push type reciprocal grate 23.
Described burner hearth 25 carries out heat exchange cooling by cyclic water jacket 8, is drawn between the cyclic water jacket 8 by stay bolt bar 6
Support.
Described two level threaded flue heating surface 20 also serves as material saving device.
Described lighting door 24 is arranged on the right side of burner hearth 25, the top of flat push type reciprocal grate 23, the lighting door 24
Also serve as observation door.
The described thin saving steel of the fire grate segment of flat push type reciprocal grate 23, fire grate stroke is short, and to be advantageous to continuous feeding continuous
Fire, First air air inlet 22 is provided with its bottom, and intake is adjusted provided with two air compartments.
Referring to shown in Fig. 1 and Fig. 2, the course of work of the present utility model is as follows：
During feeding, the flat push type that biomass granule fuel enters after material bin 3 to enter by setting gauge 2 bottom of material bin 3 is reciprocal
The entrance of fire grate 23, the front-rear reciprocation movement of flat push type reciprocal grate 23 driven by fire grate reductor 1 fire biological particles
Material enters in burner hearth 25, and the right side of burner hearth 25, the top of flat push type reciprocal grate 23 is provided with lighting door 24 makes ignited fuel and can see
Examine flame combustion situation.
Biological particles burning is burnt stage by stage on flat push type reciprocal grate 23, and at the position of burner hearth 25, burning is the most acute
Strong, the bottom of flat push type reciprocal grate 23 is provided with air inlet 22 and provides air, and heat caused by burning passes through burner hearth 25 weeks
The cyclic water jacket 8 for enclosing setting is exchanged heat, and fuel burns rear caused clinker and finally falls into the end of flat push type reciprocal grate 23
Slag notch 21.
The lower surface rotational flow of semielliptical type chimney arch 10 of the flue gas caused by fuel combustion along the top of burner hearth 25, due to
Boiler structure design flue gas is flowed up further along the upper surface flow forward of semielliptical type chimney arch 10, reaches front smoke box 5 again
Bottom horizontal flow sheet enters step of threads smoke pipe heating surface 7, changes two level spiral shell of the flow direction inside rear portion casing 12 at upper cover plate 13
Perpendicular flow in line smoke pipe heating surface 20, the two level threaded flue heating surface 20 also serve as material saving device and simplify boiler structure, flue gas
Exchanged heat in flow process with the recirculated water in rear portion casing 12, improve fire box temperature, accelerate biomass granule fuel burning,
Extend flue gas flow as far as possible, promote full combustion of fuel.
Recirculated water enters from the import water valve 27 in the left side of burner hearth 25, the outlet water valve 11 from the top of upper box body 9 flow out from
And cyclic water jacket 8 is formed, its intensity, recirculated water and burner hearth 25, one-level spiral shell are ensured by the stay bolt of stay bolt bar 6 between cyclic water jacket 8
Line smoke pipe heating surface 7 and two level threaded flue heating surface 20 are fully exchanged heat, and the left and right sides bottom of cyclic water jacket 8 is provided with hand hole
Device 28 is in order to clearing up the debris in cyclic water jacket 8.
Change direction vertical upflow is directly entered after flue gas caused by burning leaves two level threaded flue heating surface 20
In the filter bag 14 of dust arrester, the dedusting to flue gas is completed by the filter bag 14 being fixed on card 17, passes through the row of outlet flue 16
Go out.The bottom of filter bag 14 is provided with inspection door 18 to check that dust removing effects and filter bag are provided with and can lifted with the presence or absence of breakage, the top of filter bag 14
Filter bag 14 can be pumped into extraction in order to cleaning and change by cover plate 15, and the dust that the surface of filter bag 14 is accumulated in after dedusting is shaken off into falling
Grey room 19.
The dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange described in the utility model, can be with corn stalk
One or more in the biomass fuels such as stalk, wheat stalk, rice straw, timber as fuel, power up to 0.14 ~
0.49MW, quantity of circulating water are 6 ~ 21t/h, and boiler efficiency heavy pot fire grate goes out flue gas in the range of the restriction of national Abgasgesetz.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for ability
For the technical staff in domain, the utility model can have various modifications and variations.All any modifications made to the utility model,
Equivalent substitution, improvement etc., should be included within the scope of protection of the utility model.
Claims (8)
- A kind of 1. dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange, it is characterised in that：Including feed device, combustion Burn device and dust arrester；The feed device includes being used for the hopper equipped with biomass granule fuel（3）, positioned at hopper（3） The setting gauge of bottom（2）, driving setting gauge（2）Motor（26）；The burner includes semielliptical type chimney arch（10）, flat push type reciprocal grate（23）, burner hearth（25）, the flat push type is past Multiple fire grate（23）Front end be located at hopper（3）Export bottom, flat push type reciprocal grate（23）Top sets lighting door（24）, horizontal sliding Formula reciprocal grate（23）Arranged beneath once wind air inlet（22）, flat push type reciprocal grate（23）Front portion is equiped with fire grate deceleration Machine（1）, in burner hearth（25）It is interior, flat push type reciprocal grate（23）Top is provided with semielliptical type chimney arch（10）, flat push type reciprocal grate （23）End arranged beneath has slag notch（21）；The semielliptical type chimney arch（10）Positioned at burner hearth（25）It is internal and be fixed on furnace wall （4）On, burner hearth（25）Bottom is flat push type reciprocal grate（23）, burner hearth（25）Left side wall is provided with import water valve（27）, burner hearth （25）Anterior and left and right sides is provided with cyclic water jacket（8）, the cyclic water jacket（8）Left and right sides bottom is provided with hand hole device（28）； The upper box body（9）Inside it is disposed with step of threads smoke pipe heating surface（7）, rear portion casing（12）Inside it is disposed with two level threaded flue Heating surface（20）, step of threads smoke pipe heating surface（7）Top is provided with outlet water valve（11）, two level threaded flue heating surface（20）Cloth It is equipped with upper cover plate（13）, two level threaded flue heating surface（20）Left bottom is disposed with hand hole device（28）；The dust arrester includes filter bag（14）, flip plate（15）, outlet flue（16）, card（17）And ash-falling chamber（19）, institute State filter bag（14）It is fixed on card（17）On, filter bag（14）Bottom is ash-falling chamber（19）, filter bag（14）Top is provided with flip plate （15）；Outlet flue（16）, inspection door（18）It is arranged on the end of dust arrester.
- 2. the dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange according to claim 1, it is characterised in that： The dust arrester abuts two level threaded flue heating surface（20）, welded and installed integrated with boiler body.
- 3. the dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange according to claim 1, it is characterised in that： Described burner hearth（25）By semielliptical type chimney arch（10）, flat push type reciprocal grate（23）, anterior and left and right sides cyclic water jacket（8）、 Upper box body（9）, rear portion casing（12）Collectively form.
- 4. the dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange according to claim 1 or 2, its feature exist In：Described burner hearth（25）Pass through cyclic water jacket（8）Carry out heat exchange cooling, the cyclic water jacket（8）Pass through drawing between inner and outer plates Strut（6）Stay bolt.
- 5. the dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange according to claim 1, it is characterised in that： Described two level threaded flue heating surface（20）Also serve as material saving device.
- 6. the dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange according to claim 1, it is characterised in that： Described lighting door（24）It is arranged on burner hearth（25）Right side, flat push type reciprocal grate（23）Top, the lighting door（24） Also serve as observation door.
- 7. the dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange according to claim 1, it is characterised in that： Described flat push type reciprocal grate（23）Bottom is provided with First air air inlet（22）, and adjust intake provided with two air compartments.
- 8. the dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange according to claim 1, it is characterised in that： The biomass fuel used is one kind in rice straw, maize straw, rape stalk, wheat stalk, flax biomass fuel It is or a variety of.
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| CN107166716A (en) * | 2017-07-19 | 2017-09-15 | 长春鸿鑫热能有限公司 | The dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107166716A (en) * | 2017-07-19 | 2017-09-15 | 长春鸿鑫热能有限公司 | The dust removal integrated small-sized biomass normal-pressure hot-water boiler of combustion heat-exchange |
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| GR01 | Patent grant |