CN114110591B - Mixed combustion type oil gas burner for incinerator - Google Patents
Mixed combustion type oil gas burner for incinerator Download PDFInfo
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- CN114110591B CN114110591B CN202111443210.4A CN202111443210A CN114110591B CN 114110591 B CN114110591 B CN 114110591B CN 202111443210 A CN202111443210 A CN 202111443210A CN 114110591 B CN114110591 B CN 114110591B
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- gun
- combustion
- atomization
- combustion chamber
- door plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D17/00—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel
- F23D17/002—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel gaseous or liquid fuel
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention discloses a mixed combustion type oil gas burner for an incinerator, and relates to the technical field of burners. The integrated combustion engine comprises a combustion engine case and a combustion chamber case which are of an integrated structure, wherein a door plate is arranged between the combustion engine case and the combustion chamber case; an inner air chamber is arranged inside the door plate; a main oil gun is arranged between two sides of the inner air chamber; a first atomization end is arranged at one end part of the main oil gun; a gas spray gun which is communicated with the inner air chamber is arranged at one side of the door plate; a high-energy ignition gun is arranged between the two sides of the door plate; an air duct barrel which is sleeved with the main oil gun is arranged in the combustion chamber box. According to the invention, the main oil gun is used for spraying and atomizing fuel oil, the high-energy ignition gun is used for igniting and burning, the inner air chamber and the methane burning mode of the gas spray gun are added in the door plate of the burner box, and the inner air chamber in the door plate replaces the gas burner which needs to be matched originally, so that the mixed burning and burning of methane are realized, the design cost of products is reduced, and the requirements of actual use are met.
Description
Technical Field
The invention belongs to the technical field of burners, and particularly relates to a mixed combustion type oil gas burner for an incinerator.
Background
Along with the continuous acceleration of the urban construction development speed of China, the phenomenon of garbage surrounding cities is more and more prominent, and the life quality of people is seriously affected. The garbage incineration power generation technology is a brand new power generation technology studied in China in recent years, garbage generated in life of people can be effectively treated by the garbage incineration power generation technology, the garbage can be changed into electric energy to serve the life of the people, and a combustor is a key component in a garbage incineration power generation system.
Because of the specificity of the garbage incineration system, the burner is required to stably operate under the high-temperature radiation working condition, and has high reliability under the influence of dust; in addition, the existing dual-purpose burner for oil gas needs to be additionally matched with a gas burner for combined use in order to meet the mixed burning operation of the methane, so that the use cost is high, and the actual use requirement cannot be met.
Disclosure of Invention
The invention aims to provide a blended combustion type oil gas burner for an incinerator, which solves the problems that the blending combustion operation of the existing incinerator needs to be additionally provided with a gas burner for combined use and the use cost is high by the matched use of a door plate, a main oil gun, a first atomization end, a gas spray gun, a high-energy ignition gun and an air duct barrel.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a mixed combustion type oil-gas burner for an incinerator, which comprises a burner box and a combustion chamber box with integrated structures, wherein a door plate is arranged between the burner box and the combustion chamber box; an inner air chamber is arranged inside the door plate; a main oil gun is arranged between the two sides of the inner air chamber and between the combustion case and the inside of the combustion chamber; a first atomization end is arranged at one end part of the main oil gun, which is close to the combustion chamber box; a gas spray gun which is communicated with the inner air chamber is arranged at one side of the door plate and positioned in the combustion chamber box; a high-energy ignition gun is arranged between the two sides of the door plate and between the combustion case and the inside of the combustion chamber case; an air duct barrel which is sleeved with the main oil gun is arranged in the combustion chamber box.
As a preferable technical scheme of the invention, one side of the door plate is provided with a methane inlet end pipe which is communicated with the inner air chamber; the other end part of the biogas inlet pipe penetrates through the combustion case, a second atomization end is arranged at one end part of the gas spray gun, which is far away from the door plate, in short, biogas is guided into the inner air chamber in the door plate through the biogas inlet end pipe, is guided by the gas spray gun, and is sprayed under the action of the second atomization end, and is subjected to blending combustion operation with main flame burnt by fuel oil.
As a preferable technical scheme of the invention, the main oil gun comprises an inner fuel oil pipe and an outer atomizing medium pipe; the outside of one end of the main oil gun, which is close to the combustion case, is respectively provided with a fuel inlet end pipe and an atomization medium inlet end pipe which are mutually communicated with the fuel inner pipe; the side surface of the periphery of the first atomization end is provided with a threaded end; the first atomization end is in threaded connection with the inner wall of the atomization medium outer tube through a threaded end; a fuel nozzle which is communicated with the fuel inner pipe is arranged in the center position inside the first atomization end; the first atomization end is internally provided with an annular array of atomization medium nozzles which are mutually communicated with the atomization medium outer pipe, in short, fuel oil enters the fuel oil inner pipe through the fuel oil inlet pipe, the atomization medium enters the atomization medium outer pipe through the atomization medium inlet pipe, and after being atomized under the actions of the fuel oil nozzles and the atomization medium nozzles, the atomization medium nozzles ignite oil mist through the high-energy ignition gun, so that main flame is established.
As a preferable technical scheme of the invention, the main oil gun is provided with ventilation pipes in an annular array on the peripheral side surface; the air nozzles are arranged at one end, close to the first atomization end, of the plurality of ventilation pipes; a connecting end ring is arranged between the other end surfaces of the ventilating pipes; one side of the air duct cylinder is connected with the connecting end ring; swirl blades are arranged on one side of the air duct barrel, which is close to the connecting end ring, in an annular array manner; the air inlet pipe penetrating the combustion chamber box is arranged on the peripheral side surface of the air duct barrel, in short, air guided by the air inlet pipe enters the air duct barrel, part of the air is directly guided by the ventilation pipe and the air nozzle, so that a circulating reflux area is formed in front of the air nozzle, the oil mist can be continuously ignited by high-temperature hot air reflux, part of the air is guided along the combustion chamber box by the cyclone blades, and after methane is sprayed by the second atomization end, power-assisted air is formed for mixing and burning the methane.
As a preferable technical scheme of the invention, the combustion chamber box is far away from one end part of the combustion chamber box and is provided with a flame stabilizer between the main oil gun, the gas spray gun and the end part of the high-energy ignition gun, and in short, the flame shape generated by combustion is controlled and the auxiliary effect of stabilizing flame is achieved under the action of the flame stabilizer.
The invention has the following beneficial effects:
according to the invention, through the matched use of the door plate, the main oil gun, the first atomization end, the gas spray gun, the high-energy ignition gun and the air duct barrel, the main oil gun sprays and atomizes fuel oil, the high-energy ignition gun ignites and burns the fuel oil, the inner air chamber and the methane combustion mode of the gas spray gun are added in the door plate of the combustion machine box, and the inner air chamber in the door plate replaces the original gas burner which needs to be matched, so that the mixed combustion of methane is realized, the design cost of products is reduced, and the requirement of actual use is met.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a blended combustion type oil gas burner for an incinerator.
FIG. 2 is a schematic cross-sectional view of a co-fired oil and gas burner for an incinerator.
Fig. 3 is an enlarged view at a in fig. 2.
Fig. 4 is a schematic view of the internal structure of the combustion case and the combustion chamber case.
Fig. 5 is a schematic diagram of the connection structure of the main gun and the first atomizing head.
Fig. 6 is a schematic structural view of the air duct barrel.
In the drawings, the list of components represented by the various numbers is as follows:
1-combustion case, 2-combustion chamber case, 3-door panel, 4-main oil gun, 5-first atomization end, 6-gas spray gun, 7-high energy ignition gun, 8-wind channel section of thick bamboo, 9-flame holder, 301-inner air chamber, 302-marsh gas inlet end pipe, 401-fuel inner pipe, 402-atomization medium outer pipe, 403-fuel inlet end pipe, 404-atomization medium inlet end pipe, 405-ventilation pipe, 406-tuyere, 407-connection end ring, 501-screw end, 502-fuel nozzle, 503-atomization medium nozzle, 601-second atomization end, 801-swirl vane, 802-air inlet pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-6, the invention relates to a mixed combustion type oil gas burner for an incinerator, which comprises a burner box 1 and a combustion chamber box 2 with integrated structures, wherein a door plate 3 is arranged between the burner box 1 and the combustion chamber box 2; one side of the door plate 3 is provided with a methane inlet end pipe 302 which is communicated with the inner air chamber 301; the other end part of the biogas inlet pipe 302 penetrates through the combustion case 1; an inner air chamber 301 is arranged inside the door panel 3; a main oil gun 4 is arranged between the two sides of the inner air chamber 301 and between the combustion case 1 and the inside of the combustion chamber 2; the main oil gun 4 comprises an inner fuel pipe 401 and an outer atomizing medium pipe 402; the outside of one end of the main oil gun 4, which is close to the combustion case 1, is respectively provided with a fuel inlet end pipe 403 and an atomization medium inlet end pipe 404 which are mutually communicated with the fuel inner pipe 401; the main oil gun 4 is provided with vent pipes 405 in an annular array on the peripheral side face; the air nozzles 406 are arranged at one end of the plurality of ventilation pipes 405 close to the first atomization end 5; a connecting end ring 407 is arranged between the other end surfaces of the ventilating pipes 405; a first atomization end 5 is arranged at one end part of the main oil gun 4, which is close to the combustion chamber box 2; a threaded end 501 is arranged on the outer peripheral side surface of the first atomization end 5; the first atomization end 5 is in threaded connection with the inner wall of the atomization medium outer tube 402 through a threaded end 501; a fuel nozzle 502 which is communicated with the fuel inner pipe 401 is arranged in the center of the first atomization end 5; the first atomization end 5 is internally provided with an annular array of atomization medium nozzles 503 which are communicated with the atomization medium outer tube 402; a gas spray gun 6 which is communicated with the inner air chamber 301 is arranged at one side of the door plate 3 and positioned in the combustion chamber box 2; a second atomization end 601 is arranged at one end of the gas spray gun 6 far away from the door plate 3; a high-energy ignition gun 7 is arranged between the two sides of the door plate 3 and between the combustion case 1 and the inside of the combustion chamber 2; an air duct barrel 8 which is sleeved with the main oil gun 4 is arranged in the combustion chamber box 2; one side of the air duct barrel 8 is connected with the connecting end ring 407; the air duct barrel 8 is provided with swirl blades 801 in an annular array at one side close to the connecting end ring 407; an air inlet pipe 802 penetrating through the combustion chamber box 2 is arranged on the peripheral side surface of the air duct barrel 8; the combustion chamber box 2 is arranged at the end far away from the combustion case 1 and is positioned between the ends of the main oil gun 4, the gas spray gun 6 and the high-energy ignition gun 7, and a flame stabilizer 9 is arranged between the ends.
More preferably, the fuel enters the fuel inner tube 401 through the fuel inlet end tube 403, the atomized medium enters the atomized medium outer tube 402 through the atomized medium inlet end tube 404 for guiding, the fuel nozzle 502 and the atomized medium nozzle 503 in the first atomized end 5 atomize the fuel and the atomized medium respectively to generate oil mist, the oil mist is ignited by the high-energy ignition gun 7, the air guided through the air inlet tube 802 enters the air duct tube 1, and part of the air is directly guided through the air duct tube 405 and the air nozzle 406, so that a circulating reflux area is formed in front of the air nozzle 406, and the oil mist can be continuously ignited by high-temperature hot air reflux. After the main fire flame is established, methane is guided into the inner air chamber 301 in the door plate 3 through the methane inlet end pipe 302 and is guided by the gas spray gun 6, the methane is sprayed under the action of the second atomization end 601, and part of air in the air duct barrel 8 is guided along the combustion chamber box 2 through the swirl blades 801, so that after the methane is sprayed by the second atomization end 601, the methane is formed into booster wind to support combustion and perform blending burning operation with the main flame burnt by fuel, the flame shape generated by burning is controlled under the action of the flame stabilizer 9, and the auxiliary effect on stabilizing flame is achieved.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The utility model provides an mix burning formula oil gas combustor for incinerator, includes combustor case (1) and combustion chamber case (2) of integral type structure, its characterized in that:
a door plate (3) is arranged between the combustion case (1) and the combustion chamber case (2);
an inner air chamber (301) is arranged inside the door plate (3); a main oil gun (4) is arranged between two sides of the inner air chamber (301) and between the combustion case (1) and the inside of the combustion chamber (2); a first atomization end head (5) is arranged at one end part of the main oil gun (4) close to the combustion chamber box (2);
a gas spray gun (6) communicated with the inner air chamber (301) is arranged at one side of the door plate (3) and positioned in the combustion chamber box (2);
a high-energy ignition gun (7) is arranged between the two sides of the door plate (3) and between the combustion case (1) and the inside of the combustion chamber (2);
an air duct cylinder (8) which is sleeved with the main oil gun (4) is arranged in the combustion chamber box (2);
the peripheral side surface of the main oil gun (4) is provided with ventilation pipes (405) in an annular array; the air nozzles (406) are arranged at one end, close to the first atomization end (5), of the plurality of ventilation pipes (405); a connecting end ring (407) is arranged between the other end surfaces of the ventilating pipes (405);
one side of the air duct barrel (8) is connected with the connecting end ring (407); swirl blades (801) are annularly arranged on one side of the air duct barrel (8) close to the connecting end ring (407); an air inlet pipe (802) penetrating through the combustion chamber box (2) is arranged on the peripheral side face of the air duct barrel (8).
2. The co-combustion type oil gas burner for the incinerator according to claim 1, wherein a methane inlet end pipe (302) which is communicated with the inner air chamber (301) is arranged on one side of the door plate (3); the other end part of the biogas inlet pipe (302) penetrates through the combustion case (1).
3. A burner according to claim 1, characterized in that the main gun (4) comprises an inner fuel tube (401) and an outer atomizing medium tube (402); the outside of one end of the main oil gun (4) close to the combustion case (1) is respectively provided with a fuel inlet end pipe (403) and an atomization medium inlet end pipe (404) which are mutually communicated with the fuel inner pipe (401).
4. A co-firing oil gas burner for an incinerator according to claim 3, wherein the first atomizing end (5) is provided with a threaded end (501) on the peripheral side; the first atomization end head (5) is in threaded connection with the inner wall of the atomization medium outer tube (402) through a threaded end head (501); a fuel nozzle (502) which is communicated with the fuel inner pipe (401) is arranged in the central position inside the first atomization end head (5); an annular array in the first atomization end head (5) is provided with atomization medium nozzles (503) communicated with an atomization medium outer tube (402).
5. A co-fired oil and gas burner for an incinerator according to claim 1, wherein the combustion chamber box (2) is located at an end far from the combustion chamber box (1) and is provided with a flame stabilizer (9) between the ends of the main oil gun (4), the gas spray gun (6) and the high-energy ignition gun (7).
6. A co-fired oil and gas burner for an incinerator according to claim 1, wherein a second atomizing end (601) is provided at an end of the gas lance (6) remote from the door panel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111443210.4A CN114110591B (en) | 2021-11-30 | 2021-11-30 | Mixed combustion type oil gas burner for incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111443210.4A CN114110591B (en) | 2021-11-30 | 2021-11-30 | Mixed combustion type oil gas burner for incinerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114110591A CN114110591A (en) | 2022-03-01 |
| CN114110591B true CN114110591B (en) | 2023-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111443210.4A Active CN114110591B (en) | 2021-11-30 | 2021-11-30 | Mixed combustion type oil gas burner for incinerator |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202281228U (en) * | 2011-10-25 | 2012-06-20 | 周兴林 | Digital bit type adjustment combustor |
| CN203190413U (en) * | 2013-04-15 | 2013-09-11 | 封志刚 | High-speed gas burner |
| CN205592954U (en) * | 2016-05-06 | 2016-09-21 | 北京佳德昌科技有限责任公司 | One -level gas injection type low NOx burner |
| CN110878941A (en) * | 2019-12-02 | 2020-03-13 | 上海迎韦热能设备有限公司 | Ultralow nitrogen gas burner |
| CN214501235U (en) * | 2021-04-19 | 2021-10-26 | 江苏欧标有限公司 | Air jet oil-gas dual-purpose low-nitrogen burner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010045378A (en) * | 1999-11-04 | 2001-06-05 | 이구택 | Oil burner used with gas fuel |
-
2021
- 2021-11-30 CN CN202111443210.4A patent/CN114110591B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202281228U (en) * | 2011-10-25 | 2012-06-20 | 周兴林 | Digital bit type adjustment combustor |
| CN203190413U (en) * | 2013-04-15 | 2013-09-11 | 封志刚 | High-speed gas burner |
| CN205592954U (en) * | 2016-05-06 | 2016-09-21 | 北京佳德昌科技有限责任公司 | One -level gas injection type low NOx burner |
| CN110878941A (en) * | 2019-12-02 | 2020-03-13 | 上海迎韦热能设备有限公司 | Ultralow nitrogen gas burner |
| CN214501235U (en) * | 2021-04-19 | 2021-10-26 | 江苏欧标有限公司 | Air jet oil-gas dual-purpose low-nitrogen burner |
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| Publication number | Publication date |
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| CN114110591A (en) | 2022-03-01 |
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