CN208735618U - A kind of novel segmentation low nitrogen combustion apparatus - Google Patents
A kind of novel segmentation low nitrogen combustion apparatus Download PDFInfo
- Publication number
- CN208735618U CN208735618U CN201821221875.4U CN201821221875U CN208735618U CN 208735618 U CN208735618 U CN 208735618U CN 201821221875 U CN201821221875 U CN 201821221875U CN 208735618 U CN208735618 U CN 208735618U
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- Prior art keywords
- pot body
- flue
- chamber
- combustion
- furnace
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 77
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 15
- 230000011218 segmentation Effects 0.000 title claims abstract description 15
- 238000010304 firing Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000000903 blocking effect Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 6
- 235000019504 cigarettes Nutrition 0.000 claims description 2
- 239000003818 cinder Substances 0.000 claims description 2
- 241001640558 Cotoneaster horizontalis Species 0.000 claims 1
- 239000000446 fuel Substances 0.000 abstract description 19
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 12
- 239000002028 Biomass Substances 0.000 abstract description 8
- 239000004071 soot Substances 0.000 abstract description 2
- 239000003546 flue gas Substances 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 7
- 239000002737 fuel gas Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002956 ash Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 206010022000 influenza Diseases 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical class [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000003090 exacerbative effect Effects 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- DOTMOQHOJINYBL-UHFFFAOYSA-N molecular nitrogen;molecular oxygen Chemical compound N#N.O=O DOTMOQHOJINYBL-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010908 plant waste Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Combustion Of Fluid Fuel (AREA)
Abstract
The utility model discloses a kind of novel segmentation low nitrogen combustion apparatus, including pot body and furnace body, the pot body includes upper layer pot body and lower layer's pot body, the furnace body includes first-stage firing chamber, secondary combustion chamber, burning chamber and flue, the first-stage firing chamber bottom is equipped with fixed grate, a plurality of air compartments are connected with below the fixed grate, the single-stage combustion chamber interior walls are equipped with one cyclonic combustion tube, the secondary firing chamber interior walls are equipped with second level whirlwind combustion tube, the flue is set between the upper layer pot body and lower layer's pot body, and it is arranged along the pot body horizontal cross, convection bank is equipped in the flue, the upper layer pot body and lower layer's pot body are mutually communicated by the convection bank realizes the convection current of furnace water, the utility model is unstable to solve biomass fuel combustion, efficiency of combustion is low, nitrogen oxides and soot emissions are dense Spend high problem.
Description
Technical field
The utility model relates to boiler plant field more particularly to a kind of novel segmentation low nitrogen combustion apparatus.
Background technique
Biomass particle burning machine is a kind of using plant waste as the heating equipment of combustion medium, is widely used in pot
Furnace, die casting machine, industrial furnace, incinerator, smelting furnace, cooking apparatus, drying equipment, food drying equipment, ironing equipment, baking vanish
The various thermal energy industries such as equipment, highway construction road machinery, industrial annealing furnace, asphalt heating equipment；Biomass fuel is burning
It needs fuel to mix well with air in the process, just fuel combustion can be made abundant.And biomass combustion furnace currently on the market is equal
Equipped with the fire grate for being blown into air into furnace, fire grate is usually provided in bottom of combustion chamber, and during biomass fuel combustion, air is by firing
Room bottom is burnt to be blown upward in burner hearth, although exacerbating the burning of fuel, the ashes generated in fuel combustion process, so that
Volume of smoke and nitrogen oxides are generated in traditional biomass combustion furnace combustion process, burning is insufficient in furnace, and flue dust and nitrogen oxygen
Compound is directly discharged by flue, causes the waste of the energy, and be unfavorable for the protection of environment.
Utility model content
In order to overcome the shortcomings of that biomass combustion boiler and discharged nitrous oxides described above are exceeded at present, the utility model
A kind of novel segmentation low nitrogen combustion apparatus is disclosed, biomass fuel combustion is unstable, efficiency of combustion is low, soot emissions to solve
The problems such as concentration is high.
A kind of in order to solve the above technical problems, the technical scheme adopted by the utility model is: novel segmentation low nitrogen burning
Device, including pot body and furnace body, the pot body include upper layer pot body and lower layer's pot body, and the furnace body includes first-stage firing chamber, two
Grade combustion chamber, burning chamber and flue, the first-stage firing chamber bottom are equipped with fixed grate, are connected with below the fixed grate multiple
Several air compartments, each air compartment are equipped with air register, and the single-stage combustion chamber interior walls are equipped with one cyclonic combustion tube, and described one
It being penetrated through at the top of grade combustion chamber and the secondary combustion chamber, the secondary firing chamber interior walls are equipped with second level whirlwind combustion tube, and described two
Grade bottom of combustion chamber is connected to the burning chamber bottom, and is connected at the top of the burning chamber with the flue, and the flue is set to
Between the upper layer pot body and lower layer's pot body, and the flue is equipped in the flue along the pot body lateral arrangement
Convection bank, the upper layer pot body and lower layer's pot body are mutually communicated by the convection bank and realize the convection current of furnace water.
Further, it is preset with spray material port on the first-stage firing chamber side wall, the spray material port is connected with autofeed
Device.
Further, the automatic feeding device includes automatic feeder and air blower.
Further, it is equipped with blocking portion at the top of the burning chamber, the blocking portion is obliquely installed one end and is fixed on the furnace
Internal wall, and the other end and the furnace body furnace wall form a mixed export, the burning chamber by the mixed export with it is described
Flue perforation.
Further, the burning chamber and the secondary combustion chamber bottom are equipped with deashing window.
Further, the end of the flue is provided with outlet flue.
By the above-mentioned description to the utility model structure it is found that compared to the prior art, the utility model has following excellent
Point:
A kind of novel segmentation low nitrogen combustion apparatus provided by the utility model, automatic feeding device add into single-stage combustion room
Refuelling, fuel are ignited on the fixed grate of first-stage firing chamber, and controlling each air compartment ventilation quantity by air register makes fuel
Smoulder generates the fuel gas such as CO and methane on fixed grate, and fuel gas passes through one cyclonic combustion tube and second level again
Whirlwind combustion tube, which provides oxygen, makes the fuel gas entered enter combustion after vigorous combustion generation high-temperature flue gas in secondary firing room
Cinder room, high-temperature flue gas is discharged into after flue exchanges heat with convection bank in flue again by mixed export and is discharged, in furnace body fuel combustion
So that fuel is carried out obvious, reasonable sectional combustion by combustion law in the process, both makes full combustion of fuel, it is energy saving, again
Reduce the discharge of smoke dust and nitrogen oxides and environment protection standard；Burning chamber and flue setting blocking portion further will be in flue gases
The dust of entrainment reduces, while being exchanged heat using the convection bank on the hot cigarette of high temperature and flue and being added to realize to furnace water in pot body
Heat, heating speed is fast, and heat exchange efficiency is high.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 be the utility model proposes a kind of novel segmentation low nitrogen combustion apparatus structural schematic diagram；
In figure: 1 pot body, 2 furnace bodies, 3 automatic feeding devices, 11 upper layer pot bodys, 12 lower layer's pot bodys, 13 convection banks, 21 1
Grade combustion chamber, 22 secondary combustion chamber, 23 burning chamber, 24 flues, 25 deashing windows, 31 automatic feeders, 32 air blowers, 210 level-ones
Whirlwind combustion tube, 211 fixed grates, 212 air compartments, 213 air registers, 214 spray material ports, 220 second level whirlwind combustion tubes, 231 stop
Portion, 232 mixed exports, 240 outlet flues.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment
With reference to Fig. 1, a kind of novel segmentation low nitrogen combustion apparatus, including pot body 1 and furnace body 2, the pot body 1 include upper layer pot
Body 11 and lower layer's pot body 12, the furnace body 2 includes first-stage firing chamber 21, secondary combustion chamber 22, burning chamber 23 and flue 24, described
21 bottom of first-stage firing chamber is equipped with fixed grate 211, is connected with a plurality of air compartments 212 below the fixed grate 211, each
The air compartment 212 is equipped with air register 213, and 21 inner wall of first-stage firing chamber is equipped with one cyclonic combustion tube 210, the level-one
It being penetrated through at the top of combustion chamber 21 and the secondary combustion chamber 22,22 inner wall of secondary combustion chamber is equipped with second level whirlwind combustion tube 220,
22 bottom of secondary combustion chamber is connected to 23 bottom of burning chamber, and 23 top of the burning chamber connects with the flue 24
Logical, the flue 24 is set between the upper layer pot body 11 and lower layer's pot body 12, and the flue 24 is along the pot body 1
Lateral arrangement, is equipped with convection bank 13 in the flue 24, and the upper layer pot body 11 passes through described with lower layer's pot body 12
Convection bank 13, which is mutually communicated, realizes the convection current of furnace water.
Further, it is preset with spray material port 214 on 21 side wall of first-stage firing chamber, the spray material port 214 is connected with
Automatic feeding device 3.
Further, the automatic feeding device 3 includes automatic feeder 31 and air blower 32.
Further, blocking portion 231 is equipped at the top of the burning chamber 23, the blocking portion 231 is obliquely installed one end and fixes
In 2 inner wall of furnace body, and the other end and 2 furnace wall of furnace body form a mixed export 232, and the burning chamber 23 passes through described
Mixed export 232 and the flue 24 penetrate through.
Further, the burning chamber 23 is equipped with deashing window 25 with 22 bottom of secondary combustion chamber.
Further, the end of the flue 24 is provided with outlet flue 240.
Working principle: automatic feeding device 3 adds fuel into first-stage firing chamber 21, and fuel is consolidated first-stage firing chamber 21
Determine to be ignited on fire grate 211, controlling each 212 ventilation quantity of air compartment by air register 213 fires fuel slowly on fixed grate
It burns and generates the fuel gas such as CO and methane, fuel gas is passing through one cyclonic combustion tube 214 and two above first-stage firing chamber 21
In 22 vigorous combustion of secondary combustion chamber and height is generated after the conveying combustion-supporting gas of second level whirlwind combustion tube 220 inside grade combustion chamber 22
Warm flue gas enters burning chamber 23, and high-temperature flue gas is discharged into flue by mixed export 23, and fuel makes fuel in 2 combustion process of furnace body
Obvious, reasonable sectional combustion can be carried out by combustion law, both make full combustion of fuel, it is energy saving, and reduce flue gas ash
The discharge of dirt and nitrogen oxides and environment protection standard；Burning chamber 23 and flue setting blocking portion 231 will further be carried secretly in flue gas
Dust reduces, while being exchanged heat using the convection bank 13 on the flue gas of high temperature and flue 24 and being added to realize to furnace water in pot body 1
Heat, heating speed is fast, and heat exchange efficiency is high.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of novel segmentation low nitrogen combustion apparatus, it is characterised in that: including pot body (1) and furnace body (2), pot body (1) packet
Upper layer pot body (11) and lower layer's pot body (12) are included, the furnace body (2) includes first-stage firing chamber (21), secondary combustion chamber (22), combustion
Cinder room (23) and flue (24), first-stage firing chamber (21) bottom are equipped with fixed grate (211), the fixed grate (211)
Lower section is connected with a plurality of air compartments (212), and each air compartment is equipped with air register (213), in the first-stage firing chamber (21)
Wall is equipped with one cyclonic combustion tube (210), penetrates through at the top of the first-stage firing chamber (21) and the secondary combustion chamber (22), described
Secondary combustion chamber's (22) inner wall is equipped with second level whirlwind combustion tube (220), secondary combustion chamber (22) bottom and the burning chamber
(23) bottom is connected to, and is connected at the top of the burning chamber (23) with the flue (24), and the flue (24) is set to the upper layer
Between pot body (11) and lower layer's pot body (12), and the flue is along the pot body (1) lateral arrangement, in the flue (24)
Interior to be equipped with convection bank (13), the upper layer pot body (11) and lower layer's pot body (12) are mutual by the convection bank (13)
The convection current of furnace water is realized in perforation.
2. a kind of novel segmentation low nitrogen combustion apparatus according to claim 1, it is characterised in that: the first-stage firing chamber (21)
It is preset on side wall spray material port (214), the spray material port (214) is connected with automatic feeding device (3).
3. a kind of novel segmentation low nitrogen combustion apparatus according to claim 2, it is characterised in that: the automatic feeding device
It (3) include automatic feeder (31) and air blower (32).
4. a kind of novel segmentation low nitrogen combustion apparatus according to claim 1, it is characterised in that: at the top of the burning chamber (23)
Equipped with blocking portion (231), the blocking portion (231) is obliquely installed one end and is fixed on the furnace body (2) inner wall, and the other end and institute
It states furnace body (2) furnace wall and forms a mixed export (232), the burning chamber (23) passes through the mixed export (232) and the cigarette
Road (24) perforation.
5. a kind of novel segmentation low nitrogen combustion apparatus according to claim 1, it is characterised in that: the burning chamber (23) and institute
It states secondary combustion chamber (22) bottom and is equipped with deashing window (25).
6. a kind of novel segmentation low nitrogen combustion apparatus according to claim 1, it is characterised in that: flue (24) end is set
It is equipped with outlet flue (240).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821221875.4U CN208735618U (en) | 2018-07-31 | 2018-07-31 | A kind of novel segmentation low nitrogen combustion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821221875.4U CN208735618U (en) | 2018-07-31 | 2018-07-31 | A kind of novel segmentation low nitrogen combustion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208735618U true CN208735618U (en) | 2019-04-12 |
Family
ID=66029097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821221875.4U Active CN208735618U (en) | 2018-07-31 | 2018-07-31 | A kind of novel segmentation low nitrogen combustion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208735618U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107887A (en) * | 2019-06-06 | 2019-08-09 | 福建乾能工业设备科技有限公司 | A kind of biomass combustion equipment and its combustion method rotating uniform distribution |
| CN110107888A (en) * | 2019-06-06 | 2019-08-09 | 福建乾能工业设备科技有限公司 | A kind of uniform distribution biomass fuel combustion equipment and its combustion method |
| CN111023559A (en) * | 2019-11-06 | 2020-04-17 | 西安天外天锅炉有限公司 | Upper-hanging lower-supporting type combustible material sectional combustion furnace |
| CN111365704A (en) * | 2019-10-23 | 2020-07-03 | 中国农业科学院农业环境与可持续发展研究所 | Straw bundle burns device |
-
2018
- 2018-07-31 CN CN201821221875.4U patent/CN208735618U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107887A (en) * | 2019-06-06 | 2019-08-09 | 福建乾能工业设备科技有限公司 | A kind of biomass combustion equipment and its combustion method rotating uniform distribution |
| CN110107888A (en) * | 2019-06-06 | 2019-08-09 | 福建乾能工业设备科技有限公司 | A kind of uniform distribution biomass fuel combustion equipment and its combustion method |
| CN111365704A (en) * | 2019-10-23 | 2020-07-03 | 中国农业科学院农业环境与可持续发展研究所 | Straw bundle burns device |
| CN111023559A (en) * | 2019-11-06 | 2020-04-17 | 西安天外天锅炉有限公司 | Upper-hanging lower-supporting type combustible material sectional combustion furnace |
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