CN102200283A - Multi-channel deformation-proof burner nozzle - Google Patents
Multi-channel deformation-proof burner nozzle Download PDFInfo
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- CN102200283A CN102200283A CN 201110132114 CN201110132114A CN102200283A CN 102200283 A CN102200283 A CN 102200283A CN 201110132114 CN201110132114 CN 201110132114 CN 201110132114 A CN201110132114 A CN 201110132114A CN 102200283 A CN102200283 A CN 102200283A
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- burner nozzle
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Abstract
The invention discloses a multi-channel deformation-proof burner nozzle, belonging to burning devices of an industrial kiln, and the problems that a traditional burner nozzle has short service life and is easy to generate axial expansion are solved. The burner nozzle comprises a burner nozzle body; the head part of the burner nozzle body is provided with a burner nozzle opening; the inner part of the burner nozzle body is provided with a tubular first center inner piece and a tubular second center inner piece; the first center inner piece is sleeved in the inner part of the second center inner piece, and the side wall of the second center inner piece is provided with a gap, and the second center inner piece is sleeved in the inner part of the burner nozzle body; the side wall of the second center inner piece is provided with an annular groove guiding to the outside. Protective steam can be ejected from the gap between the first center inner piece and the second center inner piece, and forms a protective film in the initial stage of burning, thus a burning high-temperature region breaks away from the head part of the burner nozzle body, and the service life of the burner nozzle is prolonged; and the annular groove forms a blind gap which can prevent the axial expansion.
Description
Technical field
The present invention relates to a kind of burner, specifically a kind of multichannel anti-deformation burner.
Background technology
In recent years, driven the high speed development of coking industry along with the great demand of steel and iron industry STRENGTH ON COKE, but when coke production capacity output increases substantially, the coke-stove gas of a large amount of by-products has caused the environment in coke producing region sharply to worsen, the independent coal chemical enterprise of many single coking " Jiao does not change ", take a mode of sky lamp to burn in a large amount of coke-stove gas and diffuse, both serious environment pollution caused the wasting of resources again.As energy demand big country oil-poor, deficency, how fully, reasonably utilize the coke-stove gas of a large amount of point day lamps, to building a resource-conserving and environment-friendly society, realize that sustainable economic development are significant.
In view of this background, about having researched and developed a kind of coke-oven plant's coke-stove gas that utilizes, scientific research institutions and scientific worker come production important chemical product--the new technology of methyl alcohol by the smart desulfurization of pressurization compression, conversion, synthetic, rectifying, and after can reclaiming pure hydrogen by pressure-swing absorption apparatus, off-gas is done coke oven heating fuel.Utilize and produce methyl alcohol, produce pure hydrogen, balance coke oven gas is to obtain best economic benefit.The extensive use of present above-mentioned technology, and obtained remarkable economic efficiency.
In above-mentioned technology, the burner technology is one of technology of most critical, and burner is a combustion apparatus important in the Industrial Stoves, and the burner that uses in China's relevant industries generally adopts external product at present, cost an arm and a leg, and service life is short operation and maintenance cost height.In addition, also there is following apparent in view shortcoming in existing burner: the one, and the combustion high temperature district accumulates in the head of burner body in the existing burner use, and the head with the burner body burns out easily.The burning of coke-stove gas and oxygen is violent heat release burning, and the head that the combustion high temperature district accumulates in the burner body has shortened the service life of burner.The 2nd, the burner inside and outside temperature difference is big in the burner use, can produce axial expansion, causes the distortion of burner body.For above shortcoming, good solution is not also arranged at present.
Summary of the invention
The object of the present invention is to provide a kind of multichannel anti-deformation burner, can make the head of combustion high temperature district disengaging burner body in this burner use, have the characteristics of long service life.
The present invention solves the technical scheme that its technical problem takes: multichannel anti-deformation burner, comprise the burner body, and the head of burner body is provided with the burner mouth, it is characterized in that, and described burner body inside is provided with the first center internals and the second center internals of tubulose; The first center internals be nested with the inside of the second center internals and and the sidewall of the second center internals between the slit is arranged, the second center internals are nested with in burner body inside; The opening of the first center internals and the second center internals end all leads to burner mouth place, and the second center internals are connected as a single entity at the sidewall of burner mouth place and burner body; Slit between the first center internals and the second center internals is connected with a steam inlet.
The sidewall of the described second center internals is provided with one and leads to extraneous annular recess.
Be provided with cooling water cavity between described second center internals and the described burner body.
Be provided with supporter in the slit between the described first center internals and the second center internals sidewall.
The present invention compared with prior art has following outstanding beneficial effect:
1, steam feeds and is ejected in burner mouth place from the burner mouth behind the slit between the first center internals and the second center internals and forms one deck protection steam; at burner body head oxygen and coke-stove gas are separated; form diaphragm at the burning initial stage; decay along with the protection vapor (steam) velocity; coke-stove gas and oxygen carry out mixed combustion; the combustion high temperature district has just broken away from burner body head like this, avoids burner body head is burnt out, and has prolonged the service life of burner.
2, on the sidewall of the second center internals, be provided with the annular recess that leads to the external world and form a blind slit, form certain axial adjustment amount, avoided the temperature difference big generation axial expansion in burner inside and outside to cause the phenomenon of its distortion.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among the figure: 1 burner body, 2 cooling water cavities, 3 annular recess, 4 burner mouths, 5 second center internals, 6 slits, 7 supporters, 8 first center internals.
The specific embodiment
The invention will be further described below in conjunction with Figure of description:
As shown in Figure 1, multichannel anti-deformation burner comprises burner body 1, and the head of burner body 1 is provided with burner mouth 4, and described burner body 1 inside is provided with the first center internals 8 and the second center internals 5 of tubulose; The first center internals 8 be nested with the inside of the second center internals 5 and and the sidewall of the second center internals 5 between have slit 6, the second center internals 5 to be nested with in burner body 1 inside; The opening of the first center internals 8 and the second center internals, 5 ends all leads to burner mouth 4 places, and the second center internals 5 are connected as a single entity at the sidewall of burner mouth 4 places and burner body 1; Slit 6 between the first center internals 8 and the second center internals 5 is connected with a steam inlet.
The sidewall of the described second center internals 5 is provided with one and leads to extraneous annular recess 3.Described annular recess 3 forms a blind slit, prevents that the big generation axial expansion of burner body 1 internal-external temperature difference from causing its distortion.
Be provided with cooling water cavity 2 between described second center internals 5 and the described burner body 1.Cooling water cavity 2 is connected with cooling water inlet and coolant outlet, can inject the effect that cooling water plays cooling device.
Be provided with supporter 7 in the slit 6 between described first center internals 8 and the second center internals, 5 sidewalls.Be provided with supporter 7 and can prevent that the first center internals 8 and the second center internals 5 from producing and rock and be offset, improve the Performance And Reliability of work.
During use, gasifying agent arrives burner mouth 4 from the pipeline of the first center internals, 8 inside, has coke-stove gas in the body of heater of burner body 1 outside.Because the temperature in the body of heater is enough to reach the burning-point of coke-stove gas, thus coke-stove gas with just can burn immediately after oxygen generation in the gasifying agent mixes.
For preventing that coke-stove gas and oxygen from accumulating in the burning of burner body 1 head it is burnt out, in slit 6, feed protection steam, protection steam is 6 ejections from the slit at burner mouth 4 places.Protection steam can form diaphragm at the burning initial stage with separating from the oxygen of burner mouth 4 ejections and the coke-stove gas of burner body 1 outside, stops both to mix at burner body 1 head.Along with the decay of protection vapor (steam) velocity, coke-stove gas and oxygen mix are being carried out mixed combustion away from the position of burner body 1 head, make its combustion high temperature district break away from burner body 1 head.
Burner in the course of the work, burner body 1 internal-external temperature difference is very big, can produce axial expansion, annular recess 3 leads to the extraneous blind slit that forms, and prevents that axial expansion from causing 1 distortion of burner body.
The above, principles more of the present invention just explain through diagrams, this specification be not be the present invention to be confined to shown in described concrete structure and the scope of application, so every the corresponding modify and equivalent that might be utilized, the claim that all belongs to the present invention and applied for.
Except that the described technical characterictic of specification, all the other technical characterictics are those skilled in the art's known technology.
Claims (4)
1. multichannel anti-deformation burner comprises the burner body, and the head of burner body is provided with the burner mouth, it is characterized in that, described burner body inside is provided with the first center internals and the second center internals of tubulose; The first center internals be nested with the inside of the second center internals and and the sidewall of the second center internals between the slit is arranged, the second center internals are nested with in burner body inside; The opening of the first center internals and the second center internals end all leads to burner mouth place, and the second center internals are connected as a single entity at the sidewall of burner mouth place and burner body; Slit between the first center internals and the second center internals is connected with a steam inlet.
2. multichannel anti-deformation burner according to claim 1 is characterized in that, the sidewall of the described second center internals is provided with one and leads to extraneous annular recess.
3. multichannel anti-deformation burner according to claim 1 and 2 is characterized in that, is provided with cooling water cavity between described second center internals and the described burner body.
4. multichannel anti-deformation burner according to claim 1 and 2 is characterized in that, is provided with supporter in the slit between the described first center internals and the second center internals sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110132114 CN102200283A (en) | 2011-05-20 | 2011-05-20 | Multi-channel deformation-proof burner nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110132114 CN102200283A (en) | 2011-05-20 | 2011-05-20 | Multi-channel deformation-proof burner nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102200283A true CN102200283A (en) | 2011-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110132114 Pending CN102200283A (en) | 2011-05-20 | 2011-05-20 | Multi-channel deformation-proof burner nozzle |
Country Status (1)
| Country | Link |
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| CN (1) | CN102200283A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07145916A (en) * | 1993-11-25 | 1995-06-06 | Nippon Steel Corp | Oxygen burner |
| CN2506879Y (en) * | 2001-10-23 | 2002-08-21 | 陕西杨凌航天节水科技股份有限公司 | natural gas gasification burner |
| CN102003711A (en) * | 2009-09-02 | 2011-04-06 | 西安拓沃能动科技有限公司 | Spout structure used for prolonging service life of reforming burner tip |
| CN202074525U (en) * | 2011-05-20 | 2011-12-14 | 济南同智创新科技有限公司 | Multichannel deformation-prevention burner |
-
2011
- 2011-05-20 CN CN 201110132114 patent/CN102200283A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07145916A (en) * | 1993-11-25 | 1995-06-06 | Nippon Steel Corp | Oxygen burner |
| CN2506879Y (en) * | 2001-10-23 | 2002-08-21 | 陕西杨凌航天节水科技股份有限公司 | natural gas gasification burner |
| CN102003711A (en) * | 2009-09-02 | 2011-04-06 | 西安拓沃能动科技有限公司 | Spout structure used for prolonging service life of reforming burner tip |
| CN202074525U (en) * | 2011-05-20 | 2011-12-14 | 济南同智创新科技有限公司 | Multichannel deformation-prevention burner |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110928 |