CN104566449A - Ignition device for burner - Google Patents
Ignition device for burner Download PDFInfo
- Publication number
- CN104566449A CN104566449A CN201410801404.0A CN201410801404A CN104566449A CN 104566449 A CN104566449 A CN 104566449A CN 201410801404 A CN201410801404 A CN 201410801404A CN 104566449 A CN104566449 A CN 104566449A
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- burner
- flange
- circular tube
- metal circular
- inner sleeve
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Abstract
The invention relates to an ignition device for a burner in the technical field of a gasification reactor and a gasification furnace. The ignition device comprises a flange, a flange inner sleeve, a round metal pipe, a wiring point, an insulation pipe and spiral flow covers, wherein the ignition device for the burner is arranged at the head part of the burner and is connected with a component of the burner through the flange, an external ignition wire is connected with the wiring point, the upper part of the flange inner sleeve is connected with the flange in an interference fit mode, the lower part of the flange inner sleeve is connected with the round metal pipe through screw threads, the wiring point is arranged at the middle lower part of the round metal pipe, the ignition wire is fixedly arranged at the wiring point part through a screw bolt, the insulation pipe externally sleeves the bottom of the round metal pipe in an interference fit mode, the spiral flow covers are connected in an interference fit mode, and a connecting flange inner sleeve is made of ceramic or tetrafluoro insulation materials. The ignition device has the advantages that combustible gas and combustion-supporting gas are uniformly mixed, the ignition success ratio is improved, the stable flame of the burner is ensured, the ignition success ratio is high, the flame flow field is stable, the production time can be greatly reduced, and the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of burner igniter with startup burner in gasification reactor and gasification furnace technical field, especially a kind of startup burner head construction.
Background technology
At present, no matter dry pulverized coal, water-coal-slurry or polynary slurry gasification reactor, all need to arrange that startup burner or igniter burner are used for lighting a fire, accumulation of heat or chemical industry instruments is provided time required energy.The igniter generally used now all adopts directly mixing type, disclosed in domestic patent CN101446413A " a kind of combined type multi-injector burner ", and fuel gas and the direct mixed firing of oxidant; For another example CN1043376A disclosed " the band fuel gas of electric ignition device and the burner of oxygen ", ignition structure ignition success rate as above is low, and the repair time is long, manufactures maintenance cost high.Therefore, developing a kind of burner igniter is the new problem being badly in need of solving.
Summary of the invention
The object of the present invention is to provide a kind of burner igniter, this invention structure is simple, and practicality and high efficiency, effectively improves ignition success rate, and smooth combustion flame, prevents tempering, and low price, easy to maintenance, economy system runs producing cost.
The object of the present invention is achieved like this: a kind of burner igniter, comprise flange, flange inner sleeve, metal circular tube, wiring point, insulation tube, cyclone cover, burner igniter is arranged on burner head, and be connected with the parts of burner by flange, external point live wire is connected with wiring point, flange inner sleeve top is by interference fit and Flange joint, flange inner sleeve bottom is connected with metal circular tube by screw thread, wiring point is arranged on metal circular tube middle and lower part, ignition lead is bolted on wiring point place, insulation tube is by being enclosed within bottom metal circular tube outside interference fit, cyclone cover is connected with cyclone cover by interference fit, described adpting flange inner sleeve adopts pottery or PTFE insulating materials, and electrical conductivity is 10 11-10 19 Ω ﹒ m, described metal circular tube is opened bolt hole one, aperture is 2-6mm, and increase single head screw bolt, for fixing sparking electric wire, wire outer skin is coated with Teflon or tetrafluoro equivalent material anti-corrosion layer, can resist synthesis gas etch, described metal circular tube outer end uses pottery as insulating materials, and insulation thickness is 1-5mm, the insulating materials periphery of described burner igniter uses the cyclone cover of band angle, and spiral board quantity is determined according to circulation area, and eddy flow angle is 0-60 °, its operation principle is, once power supply closes, metal circular tube is directly connected with power supply, is electric discharge positive pole, cyclone cover and burner are evenly separated and are contacted rear ground connection as the negative pole that discharges, and igniter head produces electric spark, for fuel gas burning provides energy, fuel gas or combustion-supporting gas produce eddy flow by cyclone cover, combustion-supporting gas or fuel gas are sucked, upset formation turbulent and be uniformly mixed into explosive gaseous mixture, light smoothly under electric spark effect, be connected with drying in metal circular tube, without oily nitrogen, flow is about 6m
3/ h, ensures that passage is dry, clean, go into operation with fuel gas by entering reactor after cyclone cover eddy flow, ignition lead connects high voltage source 20s, outside introducing combustion oxygen, judges that whether igniting is successful according to flame detector.
Main points of the present invention are its structure and working principle.Its operation principle is, once power supply closes, metal circular tube is directly connected with power supply, is electric discharge positive pole; Cyclone cover and burner are evenly separated and are contacted rear ground connection as the negative pole that discharges, and igniter head produces electric spark, for fuel gas burning provides energy; Fuel gas or combustion-supporting gas produce eddy flow by cyclone cover, combustion-supporting gas or fuel gas are sucked, upset formation turbulent and be uniformly mixed into explosive gaseous mixture, light smoothly under electric spark effect; Be connected with drying in metal circular tube, without oily nitrogen, flow is about 6m
3/ h, ensures that passage is dry, clean; Go into operation with fuel gas by entering reactor after cyclone cover eddy flow, ignition lead connects high voltage source 20s, outside introducing combustion oxygen, judges that whether igniting is successful according to flame detector.
A kind of burner with igniter compared with prior art, there is combustible gas and combustion-supporting gas Homogeneous phase mixing, improve ignition success rate, guarantee that burner flame is stablized, structure is simple, high ignition success rate, stable flame flow field, greatly can save the production time, the advantage such as to enhance productivity, will be widely used in gasification reactor and gasification furnace technical field.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is described in detail.
Fig. 1 is structural representation of the present invention.
Fig. 2 is that the A of Fig. 1 is to zoomed-in view.
Fig. 3 is that the B of Fig. 1 is to zoomed-in view.
Detailed description of the invention
With reference to accompanying drawing, a kind of burner igniter, comprise flange 1, flange inner sleeve 2, metal circular tube 3, wiring point 4, insulation tube 5, cyclone cover 6, burner igniter is arranged on burner head, and be connected with the parts of burner by flange 1, external point live wire is connected with wiring point 4, flange inner sleeve 2 top is connected with flange 1 by interference fit, flange inner sleeve 2 bottom is connected with metal circular tube 3 by screw thread, wiring point 4 is arranged on metal circular tube 3 middle and lower part, ignition lead is bolted on wiring point 4 place, insulation tube 5 is by being enclosed within bottom metal circular tube 3 outside interference fit, cyclone cover 6 is connected with cyclone cover 6 by interference fit.
Described adpting flange inner sleeve 2 adopts pottery or PTFE insulating materials, and electrical conductivity is 10 11-10 19 Ω ﹒ m.
Described metal circular tube 3 is opened bolt hole one, aperture is 2-6mm, and increase single head screw bolt, for fixing sparking electric wire, wire outer skin is coated with Teflon or tetrafluoro equivalent material anti-corrosion layer, can resist synthesis gas etch.
Described metal circular tube 3 outer end uses pottery as insulating materials, and insulation thickness is 1-5mm.
The insulating materials periphery of described burner igniter uses the cyclone cover of band angle, and spiral board quantity is determined according to circulation area, and eddy flow angle is 0-60 °.
Its operation principle is, once power supply closes, metal circular tube 3 is directly connected with power supply, is electric discharge positive pole; Cyclone cover 6 and burner are evenly separated and are contacted rear ground connection as the negative pole that discharges, and igniter head produces electric spark, for fuel gas burning provides energy; Fuel gas or combustion-supporting gas produce eddy flow by cyclone cover, combustion-supporting gas or fuel gas are sucked, upset formation turbulent and be uniformly mixed into explosive gaseous mixture, light smoothly under electric spark effect; Be connected with drying in metal circular tube 3, without oily nitrogen, flow is about 6m
3/ h, ensures that passage is dry, clean; Go into operation with fuel gas by entering reactor after cyclone cover 6 eddy flow, ignition lead connects high voltage source 20s, outside introducing combustion oxygen, judges that whether igniting is successful according to flame detector.
Claims (6)
1. a burner igniter, comprise flange, flange inner sleeve, metal circular tube, wiring point, insulation tube, cyclone cover, it is characterized in that: burner igniter is arranged on burner head, and be connected with the parts of burner by flange, external point live wire is connected with wiring point, flange inner sleeve top is by interference fit and Flange joint, flange inner sleeve bottom is connected with metal circular tube by screw thread, wiring point is arranged on metal circular tube middle and lower part, ignition lead is bolted on wiring point place, insulation tube is by being enclosed within bottom metal circular tube outside interference fit, cyclone cover is connected with cyclone cover by interference fit.
2. a kind of burner igniter according to claim 1, is characterized in that: described adpting flange inner sleeve adopts pottery or PTFE insulating materials, and electrical conductivity is 1011-1019 Ω ﹒ m.
3. a kind of burner igniter according to claim 1, it is characterized in that: described metal circular tube is opened bolt hole one, aperture is 2-6mm, increase single head screw bolt, for fixing sparking electric wire, wire outer skin is coated with Teflon or tetrafluoro equivalent material anti-corrosion layer, can resist synthesis gas etch.
4. a kind of burner igniter according to claim 1, is characterized in that: described metal circular tube outer end uses pottery as insulating materials, and insulation thickness is 1-5mm.
5. a kind of burner igniter according to claim 1, is characterized in that: the insulating materials periphery of described burner igniter uses the cyclone cover of band angle, and spiral board quantity is determined according to circulation area, and eddy flow angle is 0-60 °.
6. a kind of burner igniter according to claim 1, is characterized in that: its operation principle is, once power supply closes, metal circular tube is directly connected with power supply, is electric discharge positive pole; Cyclone cover and burner are evenly separated and are contacted rear ground connection as the negative pole that discharges, and igniter head produces electric spark, for fuel gas burning provides energy; Fuel gas or combustion-supporting gas produce eddy flow by cyclone cover, combustion-supporting gas or fuel gas are sucked, upset formation turbulent and be uniformly mixed into explosive gaseous mixture, light smoothly under electric spark effect; Be connected with drying in metal circular tube, without oily nitrogen, flow is about 6m
3/ h, ensures that passage is dry, clean; Go into operation with fuel gas by entering reactor after cyclone cover eddy flow, ignition lead connects high voltage source 20s, outside introducing combustion oxygen, judges that whether igniting is successful according to flame detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410801404.0A CN104566449B (en) | 2014-12-22 | 2014-12-22 | A kind of burner igniter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410801404.0A CN104566449B (en) | 2014-12-22 | 2014-12-22 | A kind of burner igniter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104566449A true CN104566449A (en) | 2015-04-29 |
| CN104566449B CN104566449B (en) | 2016-08-24 |
Family
ID=53083142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410801404.0A Expired - Fee Related CN104566449B (en) | 2014-12-22 | 2014-12-22 | A kind of burner igniter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104566449B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143845A (en) * | 2017-06-27 | 2017-09-08 | 重庆富燃科技股份有限公司 | A kind of combustion gas or fuel oil and air or pure oxygen premixing combustion apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4971550A (en) * | 1988-10-12 | 1990-11-20 | Brennstoffinstitut Freiberg | Burner with electric igniter for gaseous fuels and oxygen |
| CN202852874U (en) * | 2012-06-06 | 2013-04-03 | 天津芯慧鸿业科技发展有限公司 | Fire rod with adjustable fire-striking gap |
| CN103277231A (en) * | 2013-03-18 | 2013-09-04 | 中国人民解放军空军工程大学 | Aero-engine air rotational flow plasma igniter |
| US20140220499A1 (en) * | 2013-02-04 | 2014-08-07 | Air Products And Chemicals, Inc. | Retractable Ignition System |
| CN204404232U (en) * | 2014-12-22 | 2015-06-17 | 沈阳鼓风机集团洁净煤气化技术有限公司 | A kind of burner igniter |
-
2014
- 2014-12-22 CN CN201410801404.0A patent/CN104566449B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4971550A (en) * | 1988-10-12 | 1990-11-20 | Brennstoffinstitut Freiberg | Burner with electric igniter for gaseous fuels and oxygen |
| CN202852874U (en) * | 2012-06-06 | 2013-04-03 | 天津芯慧鸿业科技发展有限公司 | Fire rod with adjustable fire-striking gap |
| US20140220499A1 (en) * | 2013-02-04 | 2014-08-07 | Air Products And Chemicals, Inc. | Retractable Ignition System |
| CN103277231A (en) * | 2013-03-18 | 2013-09-04 | 中国人民解放军空军工程大学 | Aero-engine air rotational flow plasma igniter |
| CN204404232U (en) * | 2014-12-22 | 2015-06-17 | 沈阳鼓风机集团洁净煤气化技术有限公司 | A kind of burner igniter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143845A (en) * | 2017-06-27 | 2017-09-08 | 重庆富燃科技股份有限公司 | A kind of combustion gas or fuel oil and air or pure oxygen premixing combustion apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104566449B (en) | 2016-08-24 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20160824 Termination date: 20181222 |