CN107355786A - The more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special - Google Patents
The more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special Download PDFInfo
- Publication number
- CN107355786A CN107355786A CN201710787311.0A CN201710787311A CN107355786A CN 107355786 A CN107355786 A CN 107355786A CN 201710787311 A CN201710787311 A CN 201710787311A CN 107355786 A CN107355786 A CN 107355786A
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- China
- Prior art keywords
- oxygen
- combustion
- enriched
- air
- blender
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
- F23D14/10—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with elongated tubular burner head
- F23D14/105—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with elongated tubular burner head with injector axis parallel to the burner head axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
- F23D14/64—Mixing devices; Mixing tubes with injectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
- F23L7/007—Supplying oxygen or oxygen-enriched air
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
It is oxygen-enriched with burning burner special the present invention relates to a kind of more level air-distributions of industrial combustion gas kiln.Including the oxygen-enriched pipe, exhaust gas nozzle, combustion air conduit being set with successively from inside to outside, combustion air catheter proximal end suit nozzle；Oxygen-enriched pipe, the rich foster combined sprinkler of exhaust gas nozzle front end dress combustion gas, exhaust gas nozzle front end is equipped with front opening multi-level mixer cylindrical in shape, multi-level mixer tail end is provided with air holes of blender, blender secondary air hole, blender air holes three times have been sequentially arranged in multi-level mixer side wall, gap between multi-level mixer front end and combustion air conduit is blender end wind passage, and air holes, blender end wind passage form multistage air distribution structure three times for air holes of blender, blender secondary air hole, blender.The present invention makes combustion air and combustion gas, rich foster air realize level Four mixture and burn by multi-level mixer, and flame is sprayed by the high-velocity flame spray mouth of nozzle, both improves efficiency of combustion, can avoid burning indoor temperature too high again.
Description
Technical field
The present invention relates to oxygen-enriched burner, specifically a kind of more level air-distributions of industrial combustion gas kiln are oxygen-enriched with the special burning of burning
Device.
Background technology
Rich Combustion Technicies are a kind of novel energy-conserving combustion technologies applied to Industrial Stoves, have improve flame temperature,
Enhanced rad heat-transfer capability, waste gas discharge is reduced, the thermal efficiency is improved, saves the advantages that energy, both met kiln product and burnt till
Technological requirement, improve yield and quality, the discharge capacity of flue gas, energy-conservation and the significant effect of emission reduction can be reduced again.But at present
The oxygen-enriched spout of oxygen-enriched burner be directly entered combustion chamber mostly, oxygen-enriched air can not be premixed fully with combustion gas, and combustion air leads to
Cross spinning disk structure and enter combustion chamber, equally exist the problem of can not fully being premixed with oxygen-enriched air, combustion gas, easily cause burning
Indoor temperature is higher, produces nitrogen oxides, the problems such as insufficient burning or consuming fuel occurs.
CN206352829U discloses a kind of oxygen-enriched burner, by setting oxygen-enriched grid so that fuel, combustible exhaust gas with
And oxygen, carry out fully stirring and mixing between oxygen-enriched grid, fuel and combustible exhaust gas is contacted with oxygen, solve combustion
Material and the clean-burning problem of combustible exhaust gas.But it is not suitable for industrial combustion gas kiln flame ejection-type burner.
The content of the invention
Present invention seek to address that above mentioned problem existing for existing oxygen-enriched burner, and provide and a kind of improving combustion efficiency
Meanwhile chamber temperature will not increase, and it is oxygen-enriched with the special burning of burning in the more level air-distributions of industrial combustion gas kiln of flame ejection-type
Device.
The present invention solves the technical scheme that its technical problem uses：
A kind of more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special, including burner shell, oxygen-enriched pipe, gas injection
Pipe, combustion air conduit, nozzle, oxygen-enriched pipe, exhaust gas nozzle, combustion air conduit three are sleeve structure successively from inside to outside, nozzle
It is sleeved on outside combustion air conduit；The front end of both oxygen-enriched pipe, exhaust gas nozzle is equipped with the rich foster combined sprinkler of combustion gas, before exhaust gas nozzle
End is equipped with multi-level mixer, and multi-level mixer is the tubular construction of front opening, and multi-level mixer tail end is provided with blender one
Secondary air holes, blender secondary air hole, blender air holes three times, multi-level mixer front end have been sequentially arranged in multi-level mixer side wall
Gap between combustion air conduit is blender end wind passage, air holes of blender, blender secondary air hole, blender
Air holes, blender end wind passage form multistage air distribution structure three times.
Using the present invention of above-mentioned technical proposal, compared with prior art, its advantage is：
A multi-level mixer is provided with the combustion chamber that nozzle is formed, multi-level mixer forms a small combustion chamber；It is combustion-supporting
Wind realizes that three-level mixture is burnt in multi-level mixer with combustion gas, rich foster air, then real in the combustion chamber for entering nozzle composition
The burning of level Four mixture is showed, flame is then sprayed by the high-velocity flame spray mouth of nozzle, both improves efficiency of combustion, can avoid firing again
It is too high to burn indoor temperature.
Preferably, the further technical scheme of the present invention is：
Oxygen-enriched pipe is embedded to be installed on burner shell, and runs through burner shell, and oxygen-enriched pipe tail end connects equipped with oxygen-enriched pipe
Port, oxygen-enriched pressure valve is housed on oxygen-enriched pipe connectivity port.
Fuel gas inlet and combustion-supporting wind inlet are respectively arranged with burner shell, fuel gas inlet and combustion-supporting wind inlet lead to respectively
The passage built in burner shell is crossed to connect with exhaust gas nozzle, combustion air conduit.
Fuel gas inlet is provided with gas throttle valve and combustion gas pressure difference test valve.
Combustion air pressure valve is provided with burner shell and sees fiery visor.
Nozzle is carborundum tube, and spray nozzle front end is the high-velocity flame spray mouth of bottleneck shape；Between nozzle and combustion air conduit
High temperature filler material is provided with, nozzle is fixed with combustion air conduit by bolt.
For the rich foster combined sprinkler main body of combustion gas in cone hat shape, main body outer peripheral edge is provided with the gas injection connected with exhaust gas nozzle
Hole, main body front is oxygen-enriched main jet hole, and body front part, which is circular layout, oxygen-enriched auxiliary spray hole.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention；
It is A-A views in Fig. 1 that Fig. 2, which is,；
In figure：Oxygen-enriched pipe connectivity port 1；Burner shell 2；See fiery visor 3；Oxygen-enriched pipe 4；Exhaust gas nozzle 5；Combustion air conduit 6；
High temperature filler material 7；Nozzle 8；Air holes 9 of blender；Blender secondary air hole 10；Blender air holes 11 three times；Blender end
Hold wind passage 12；Combustion chamber 13；High-velocity flame spray mouth 14；Multi-level mixer 15；Oxygen-enriched main jet hole 16；Oxygen-enriched auxiliary spray hole
17；The rich foster combined sprinkler 18 of combustion gas；Gas jet orifice 19；Bolt 20；Combustion air pressure valve 21；Combustion-supporting wind inlet 22；Combustion gas
Import 23；Oxygen-enriched pressure valve 24；Gas throttle valve 25；Combustion gas pressure difference tests valve 26.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Referring to Fig. 1, Fig. 2, a kind of more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special, by burner shell 2,
Oxygen-enriched pipe 4, exhaust gas nozzle 5, combustion air conduit 6, nozzle 8, multi-level mixer 15, the rich foster combined sprinkler 18 of combustion gas etc. are formed, rich
Oxygen pipe 4, exhaust gas nozzle 5, the three of combustion air conduit 6 are sleeve structure successively from inside to outside, and oxygen-enriched pipe 4 is embedded to be installed on burning
On device housing 2（Burner shell 1 in Fig. 1 is two parts combining structure）, and run through burner shell 2, the oxygen-enriched tail end of pipe 4 dress
There is oxygen-enriched pipe connectivity port 1, oxygen-enriched pressure valve 24 is housed on oxygen-enriched pipe connectivity port 1；Combustion is respectively arranged with burner shell 2
Gas import 23 and combustion-supporting wind inlet 22, fuel gas inlet 23 and combustion-supporting wind inlet 22 respectively by burner shell 2 built in passage
Connected with exhaust gas nozzle 5, combustion air conduit 6, fuel gas inlet 23 is provided with gas throttle valve 25 and combustion gas pressure difference test valve 26（See
Fig. 2）, combustion air pressure valve 21 is additionally provided with burner shell 2 and sees fiery visor 3；Nozzle 8 is sleeved on combustion air conduit 6
Outside, nozzle 8 are carborundum tube, and the front end of nozzle 8 is the high-velocity flame spray mouth 14 of bottleneck shape, nozzle 8 and combustion air conduit 6 it
Between be provided with high temperature filler material 7, nozzle 8 is fixed with combustion air conduit 6 by bolt 20；5 liang of oxygen-enriched pipe 4, exhaust gas nozzle
The front end of person is set equipped with the rich foster combined sprinkler 18 of combustion gas, the rich foster main body of combined sprinkler 18 of combustion gas in cone hat shape, main body outer peripheral edge
Have a gas jet orifice 19 connected with exhaust gas nozzle 5, be oxygen-enriched main jet hole 16 immediately ahead of main body, body front part be circular layout have it is oxygen-enriched
Auxiliary spray hole 17；The front end of exhaust gas nozzle 5 is equipped with multi-level mixer 15, and multi-level mixer 15 is the tubular construction of front opening, more
The level tail end of blender 15 is provided with air holes 9 of blender, and blender Secondary Air has been sequentially arranged in the side wall of multi-level mixer 15
Air holes 11, the gap between the front end of multi-level mixer 15 and combustion air conduit 6 lead to for blender end wind three times for hole 10, blender
Road 12, air holes 11, blender end wind passage 12 are formed three times for air holes 9 of blender, blender secondary air hole 10, blender
Multistage air distribution structure, and multi-level mixer 15 is located in the combustion chamber 13 of the composition of nozzle 8, and formation is one small in combustion chamber 13
Combustion chamber；Combustion air realizes that three-level mixture is burnt in multi-level mixer 15 with combustion gas, rich foster air, is entering in combustion chamber 13
The burning of level Four mixture is then realized, flame is then sprayed by the high-velocity flame spray mouth 14 of nozzle 8, therefore can improve burning effect
Rate, and burning indoor temperature can be avoided too high.
Above-described embodiment is only to present invention explanation for example.Those skilled in the art can be right
Described specific embodiment is made various modifications or supplement or substituted using similar mode, but without departing from this hair
Bright spirit surmounts scope defined in appended claims.
Claims (7)
1. a kind of more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special, including burner shell（1）, oxygen-enriched pipe（4）、
Exhaust gas nozzle（5）, combustion air conduit（6）, nozzle（8）, oxygen-enriched pipe（4）, exhaust gas nozzle（5）, combustion air conduit（6）Three is certainly
Sleeve structure successively from inside to outside, nozzle（8）It is sleeved on combustion air conduit（6）It is outside；It is characterized in that：Oxygen-enriched pipe（4）, gas injection
Pipe（5）Both front ends are equipped with the rich foster combined sprinkler of combustion gas（18）, exhaust gas nozzle（5）Front end is equipped with multi-level mixer（15）, it is more
Level blender（15）For the tubular construction of front opening, multi-level mixer（15）Tail end is provided with air holes of blender（9）, it is more
Level blender（15）Blender secondary air hole has been sequentially arranged in side wall（10）, blender air holes three times（11）, multi-level mixer
（15）Front end and combustion air conduit（6）Between gap be blender end wind passage（12）, air holes of blender（9）, it is mixed
Clutch secondary air hole（10）, blender air holes three times（11）, blender end wind passage（12）Form multistage air distribution structure.
2. the more level air-distributions of industrial combustion gas kiln according to claim 1 are oxygen-enriched with burning burner special, it is characterised in that：It is rich
Oxygen pipe（4）It is embedded to be installed on burner shell（1）On, and run through burner shell（1）, oxygen-enriched pipe（4）Tail end is equipped with oxygen-enriched
Pipe connectivity port（1）, oxygen-enriched pipe connectivity port（1）It is upper that oxygen-enriched pressure valve is housed（24）.
3. the more level air-distributions of industrial combustion gas kiln according to claim 1 are oxygen-enriched with burning burner special, it is characterised in that：Combustion
Burner housing（1）On be respectively arranged with fuel gas inlet（23）With combustion-supporting wind inlet（22）, fuel gas inlet（23）With combustion-supporting wind inlet
（22）Pass through burner shell respectively（1）Built-in passage and exhaust gas nozzle（5）, combustion air conduit（6）Connection.
4. the more level air-distributions of industrial combustion gas kiln according to claim 3 are oxygen-enriched with burning burner special, it is characterised in that：Combustion
Gas import（23）It is provided with gas throttle valve（25）Valve is tested with combustion gas pressure difference（26）.
5. the more level air-distributions of industrial combustion gas kiln according to claim 1 are oxygen-enriched with burning burner special, it is characterised in that：Combustion
Burner housing（1）On be provided with combustion air pressure valve（21）With the fiery visor of sight（3）.
6. the more level air-distributions of industrial combustion gas kiln according to claim 1 are oxygen-enriched with burning burner special, it is characterised in that：Spray
Mouth（8）For for carborundum tube, nozzle（8）Front end is the high-velocity flame spray mouth of bottleneck shape（14）；Nozzle（8）Led with combustion air
Pipe（6）Between be provided with high temperature filler material（7）, nozzle（8）With combustion air conduit（6）Pass through bolt（20）It is fixed.
7. the more level air-distributions of industrial combustion gas kiln according to claim 1 are oxygen-enriched with burning burner special, it is characterised in that：Combustion
The rich foster combined sprinkler of gas（18）Main body is in cone hat shape, and main body outer peripheral edge is provided with and exhaust gas nozzle（5）The gas jet orifice of connection
（19）, main body front is oxygen-enriched main jet hole（16）, body front part, which is circular layout, oxygen-enriched auxiliary spray hole（17）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710787311.0A CN107355786A (en) | 2017-09-04 | 2017-09-04 | The more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710787311.0A CN107355786A (en) | 2017-09-04 | 2017-09-04 | The more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107355786A true CN107355786A (en) | 2017-11-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710787311.0A Pending CN107355786A (en) | 2017-09-04 | 2017-09-04 | The more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special |
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| Country | Link |
|---|---|
| CN (1) | CN107355786A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108870391A (en) * | 2018-05-03 | 2018-11-23 | 佛山市金刚进出口贸易有限公司 | A kind of efficiency energy saving burner |
| CN108930962A (en) * | 2018-10-10 | 2018-12-04 | 唐山纳川富氧节能科技有限公司 | The multistage air distribution combustion device of oxygen-enriched premix |
| CN109114557A (en) * | 2018-08-21 | 2019-01-01 | 佛山市顺德区乐华陶瓷洁具有限公司 | A kind of multi-stage, energy-saving burner |
| CN110081426A (en) * | 2019-05-13 | 2019-08-02 | 佛山市湛蓝环保设备有限公司 | Low nitrogen kiln burner |
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| CN2385221Y (en) * | 1999-09-13 | 2000-06-28 | 孙昌楷 | Gas burner |
| CN203177179U (en) * | 2013-03-27 | 2013-09-04 | 鞍钢股份有限公司 | Oxygen enrichment burning nozzle capable of quickly improving temperature of furnace end |
| CN203177175U (en) * | 2013-01-14 | 2013-09-04 | 大连昌荣炉业股份有限公司 | Gas burner with long flame and capable of adjusting temperature |
| CN103398379A (en) * | 2013-07-24 | 2013-11-20 | 中冶华天工程技术有限公司 | Oxygen-enriched burner |
| CN103528059A (en) * | 2013-11-12 | 2014-01-22 | 哈尔滨前程科技发展有限公司 | Multifunction substep high-oxygen combustor for industrial furnace |
| CN207247203U (en) * | 2017-09-04 | 2018-04-17 | 唐山纳川富氧节能技术开发有限公司 | The more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special |
-
2017
- 2017-09-04 CN CN201710787311.0A patent/CN107355786A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2385221Y (en) * | 1999-09-13 | 2000-06-28 | 孙昌楷 | Gas burner |
| CN203177175U (en) * | 2013-01-14 | 2013-09-04 | 大连昌荣炉业股份有限公司 | Gas burner with long flame and capable of adjusting temperature |
| CN203177179U (en) * | 2013-03-27 | 2013-09-04 | 鞍钢股份有限公司 | Oxygen enrichment burning nozzle capable of quickly improving temperature of furnace end |
| CN103398379A (en) * | 2013-07-24 | 2013-11-20 | 中冶华天工程技术有限公司 | Oxygen-enriched burner |
| CN103528059A (en) * | 2013-11-12 | 2014-01-22 | 哈尔滨前程科技发展有限公司 | Multifunction substep high-oxygen combustor for industrial furnace |
| CN207247203U (en) * | 2017-09-04 | 2018-04-17 | 唐山纳川富氧节能技术开发有限公司 | The more level air-distributions of industrial combustion gas kiln are oxygen-enriched with burning burner special |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108870391A (en) * | 2018-05-03 | 2018-11-23 | 佛山市金刚进出口贸易有限公司 | A kind of efficiency energy saving burner |
| CN108870391B (en) * | 2018-05-03 | 2024-02-27 | 广东金刚鼎晟科技有限公司 | High-efficiency energy-saving burner |
| CN109114557A (en) * | 2018-08-21 | 2019-01-01 | 佛山市顺德区乐华陶瓷洁具有限公司 | A kind of multi-stage, energy-saving burner |
| CN109114557B (en) * | 2018-08-21 | 2024-01-30 | 佛山市顺德区乐华陶瓷洁具有限公司 | Multistage energy-saving combustor |
| CN108930962A (en) * | 2018-10-10 | 2018-12-04 | 唐山纳川富氧节能科技有限公司 | The multistage air distribution combustion device of oxygen-enriched premix |
| CN110081426A (en) * | 2019-05-13 | 2019-08-02 | 佛山市湛蓝环保设备有限公司 | Low nitrogen kiln burner |
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