CN104406414A - Immersed pipe bundle mixing and top-blowing spray gun - Google Patents
Immersed pipe bundle mixing and top-blowing spray gun Download PDFInfo
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- CN104406414A CN104406414A CN201410581472.0A CN201410581472A CN104406414A CN 104406414 A CN104406414 A CN 104406414A CN 201410581472 A CN201410581472 A CN 201410581472A CN 104406414 A CN104406414 A CN 104406414A
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Abstract
The invention relates to an immersed pipe bundle mixing and top-blowing spray gun and belongs to the technical field of nonferrous metal smelting. The immersed pipe bundle mixing and top-blowing spray gun comprises a pipe bundle mixing section (1), three or more than three same multi-fluid interfaces (2) which are formed in the top part or tin he annular lateral direction of the pipe bundle mixing section (1), a mixed fluid straight-through section (3) which is connected with the pipe bundle mixing section (1), a rotational flow section (4) in which a cyclone is arranged and which is connected with the mixed fluid straight-through section (3), and a hollow turbulent flow section (5) with one end which is connected with the rotational flow section (4) and the other end which is opened. The immersed pipe bundle mixing and top-blowing spray gun has the beneficial effects that the structure is simple, the spray gun is convenient to manufacture, the cooling strength is high and the service life is long; the effect of mixing multiple fluids in the spray gun is realized and the nonferrous metal smelting efficiency is improved; since the turbulent flow section (5) is a layer of pipe, when the turbulent flow section is buried in a fire metallurgy container and is partially lost, only the end part needs to be trimmed flat, another section is reconnected, the turbulent flow section can be put into use again and the smelting operating cost is greatly reduced.
Description
Technical field:
The present invention relates to a kind of immersion tube bank mixing top-blown spray gun, belong to heavy non-ferrous metal smelting technical field.
Background technology:
In prior art, mainly contain two kinds for immersed top-blown stove spray gun: the first is match sieve spray gun, and this is first generation immersed top-blown spray gun (patent protection of this spray gun at present expires).This spray gun is mixed multiple fluid by the mixing apparatus (as mixed oxygen device) outside spray gun, enters into match sieve spray gun after mixing.The weak point of this spray gun needs extra mixing apparatus, and spray gun interface section is huge, and fluid pressure requires high, and being not easy to fluid flow increases, and limits the specific capacity of metallurgical furnace to a certain extent.
The second is shrouded lance, and shrouded lance is the second generation immersed top-blown spray gun developed on the basis of match sieve spray gun.This spray gun is made up of multilayer sleeve, and have a kind of fluid in every one deck sleeve, multiple fluid is mixed by sleeve.The weak point of this spray gun is the distortion of spray gun outer easily scaling loss, and little to the fluid flow of spray gun external refrigeration, intensity of cooling is poor.In addition, spray gun structure is complicated, and manufacture difficulty is large.
Immersion tube bank mixing top-blown spray gun of the present invention, solves the defect of first two prior art.By literature search; Have no the open report identical with the present invention.
Summary of the invention:
The object of the invention is to the deficiency overcoming prior art, and provide that a kind of structure is simple, intensity of cooling is large, the immersion tube bank mixing top-blown spray gun that the life-span is long.
Immersion tube bank mixing top-blown spray gun of the present invention comprises tube bank mixing section (1), be arranged on mixing section (1) top or annular side to more than three or three identical multi-fluid interfaces (2), the fluid-mixing section of leading directly to (3) be connected with tube bank mixing section (1), its inside be connected with the fluid-mixing section of leading directly to (3) is equipped with the eddy flow section (4) of a cyclone, and one end is connected with eddy flow section (4), the hollow of other end opening turbulent flow section (5).Wherein:
The length of described tube bank mixing section (1) is 25mm or more than 25mm, and the inside of tube bank mixing section (1) is cavity structure or nixing sieve plate structure, or mixed tube bundle version.
Described be arranged on mixing section (1) top or annular side to each interface diameters of more than three or three identical multi-fluid interfaces (2) be more than or equal to 6mm.
The described fluid-mixing section of leading directly to (3) reached in metallurgical furnace of being convenient to for lengthening spray gun is a circular spray gun urceolus, and length is more than or equal to 1000mm.
The length of the cyclone that described eddy flow section (4) is inner is 200mm to 2000mm, and the length of eddy flow section (4) is no more than 2500mm.
Described turbulent section (5) is one deck spray gun urceolus, and length is less than or equal to 1500mm.
Immersion tube bank mixing top-blown spray gun of the present invention, the part bought by market (cyclone) and material are prepared according to a conventional method.
Beneficial effect of the present invention is:
1, structure is simple, easily manufactured, intensity of cooling large, and the life-span is long.
2, achieve multiple fluid to mix in spray gun, improve the production efficiency of non-ferrous metal metallurgy.
3, turbulent section (5) can be immersed in molten bath and be used for stirring metallurgical bath, makes metallurgical bath Accelerative mass transfer, heat transfer, improves efficiency, also can be parked in above liquid state molten pool.Turbulent flow section (5) is one deck pipeline, when to imbed in pyrometallurgy container loss and be a part of, only end equating, again need connect the preceding paragraph, can come into operation again, greatly reduce metallurgical operating cost.
4, according to different metallurgical technology atmosphere requirements, each medium is regulated to enter the fluid of spray gun mixing head different pressure, flow, to generate different atmosphere and different pyrometallurgy temperature requirements, meet the atmosphere requirements needed for different metal smelting, adjustable range is wide.
Accompanying drawing illustrates:
Accompanying drawing is structural representation of the present invention.
Detailed description of the invention:
Immersion tube bank mixing top-blown spray gun of the present invention comprises tube bank mixing section 1, be arranged on mixing section 1 top or annular side to more than three or three identical multi-fluid interfaces 2, the fluid-mixing section of leading directly to 3 be connected with tube bank mixing section 1, its inside be connected with the fluid-mixing section of leading directly to 3 is equipped with the eddy flow section 4 of a cyclone, and one end is connected with eddy flow section 4, the hollow of other end opening turbulent flow section 5.Wherein:
The length of described tube bank mixing section 1 is 25mm or more than 25mm, and the inside of tube bank mixing section 1 is cavity structure or nixing sieve plate structure, or mixed tube bundle version.
Described be arranged on mixing section 1 top or annular side to each interface diameters of more than three or three identical multi-fluid interfaces 2 be more than or equal to 6mm.
The described fluid-mixing section of leading directly to 3 reached in metallurgical furnace of being convenient to for lengthening spray gun is a circular spray gun urceolus, and length is more than or equal to 1000mm.
The length of the cyclone that described eddy flow section (4) is inner is 200mm to 2000mm, and the length of eddy flow section (4) is no more than 2500mm.
Described turbulent section 5 is one deck spray gun urceolus, and length is less than or equal to 1500mm.
Immersion tube bank mixing top-blown spray gun of the present invention, the part bought by market (cyclone) and material are prepared according to a conventional method.
When immersion tube bank mixing top-blown spray gun of the present invention uses, need following existing auxiliary device:
1, spray gun lift cart, is in positions different in metallurgical furnace to meet spray gun;
2, fluid connects soft connection device, to meet fluid when keeping each interface fluid flow of spray gun constant with spray gun one lifting.
3, pyrometallurgy reactor, is used for this spray gun supporting, and this reactor is square circular or oval.Reactor linings refractory material.
Use procedure of the present invention is:
Open the fluid interface 2 that more than three or three of spray gun are identical, medium enters tube bank mixing section 1, and medium comprises gas, liquid and pressed powder, wherein has at least a kind of medium to be fuel, and fuel is imflammable gas or flammable liquid or Flammable Solid Class 4.1.Fluid-mixing enters into eddy flow section 4 li after the fluid section of leading directly to 3 is carried, fluid produces the turbulent fluid of a High Rotation Speed after eddy flow section 4, fluid enters into turbulent section 5 after eddy flow section 4, metallurgical bath is entered into from turbulent section 5 fluid out, stir metallurgical bath melt, Accelerative mass transfer conducts heat, and enhances productivity.According to the needs of metal smelt, gun head can be immersed in molten bath and go, and also can be parked in above liquid state molten pool.
This spray gun has following using method:
1, make spray gun be deep in pyrometallurgy container by spray gun lift cart, space reactor conducts heat, mass transfer is accelerated to regulate the insertion pool depth of spray gun and each fluid parameter of spray gun interface 2 to make, and improves reaction speed.This spray gun is applicable to the melting of top blast stove or other metallurgical furnace melting, is used for smelting non-ferrous metal (including non-ferrous metal ore smelting and waste metal recovery etc.).
2, spray gun is inserted in pyrometallurgy reactor, by the degree of depth regulating spray gun dolly lift adjustment spray gun to enter metallurgical reaction, regulates each fluid parameter of spray gun fluid interface 2 to obtain different metallurgical reaction atmosphere.
3, when spray gun is imbedding in molten bath or in pyrometallurgy stove in weld pool surface and space heat supply use procedure, keep enough fluids to enter spray gun turbulent flow section 5, enable cooling fluid constantly cool spray gun turbulent flow section 5, enable smelting continue to carry out.
Claims (6)
1. an immersion tube bank mixing top-blown spray gun, it is characterized in that this immersion tube bank mixing top-blown spray gun comprises tube bank mixing section (1), be arranged on mixing section (1) top or annular side to more than three or three identical multi-fluid interfaces (2), the fluid-mixing section of leading directly to (3) be connected with tube bank mixing section (1), its inside be connected with the fluid-mixing section of leading directly to (3) is equipped with the eddy flow section (4) of a cyclone, and one end is connected with eddy flow section (4), the hollow of other end opening turbulent flow section (5).
2. immersion tube bank mixing top-blown spray gun according to claim 1, it is characterized in that the length of restraining mixing section (1) is 25mm or more than 25mm, the inside of tube bank mixing section (1) is cavity structure or nixing sieve plate structure, or mixed tube bundle version.
3. immersion according to claim 1 tube bank mixing top-blown spray gun, it is characterized in that being arranged on mixing section (1) top or annular side to each interface diameters of more than three or three identical multi-fluid interfaces (2) be more than or equal to 6mm.
4. immersion according to claim 1 tube bank mixing top-blown spray gun, it is characterized in that being convenient to for lengthening spray gun the fluid-mixing section of leading directly to (3) reached in metallurgical furnace is a circular spray gun urceolus, and length is more than or equal to 1000mm.
5. immersion tube bank mixing top-blown spray gun according to claim 1, it is characterized in that the length of the cyclone that eddy flow section (4) is inner is 200mm to 2000mm, the length of eddy flow section (4) is no more than 2500mm.
6. immersion tube bank mixing top-blown spray gun according to claim 1, it is characterized in that turbulent section (5) is for one deck spray gun urceolus, length is less than or equal to 1500mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410581472.0A CN104406414B (en) | 2014-10-27 | 2014-10-27 | A kind of immersion tube bank mixing top-blown spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410581472.0A CN104406414B (en) | 2014-10-27 | 2014-10-27 | A kind of immersion tube bank mixing top-blown spray gun |
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| Publication Number | Publication Date |
|---|---|
| CN104406414A true CN104406414A (en) | 2015-03-11 |
| CN104406414B CN104406414B (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410581472.0A Active CN104406414B (en) | 2014-10-27 | 2014-10-27 | A kind of immersion tube bank mixing top-blown spray gun |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110284006A (en) * | 2019-07-29 | 2019-09-27 | 中节能工程技术研究院有限公司 | Top side is compound to blow bath smelting furnace |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4251271A (en) * | 1977-05-09 | 1981-02-17 | Commonwealth Scientific And Industrial Research Organization | Submerged injection of gas into liquid-pyrometallurgical bath |
| CN2279363Y (en) * | 1996-08-28 | 1998-04-22 | 鞍山钢铁集团公司 | Swirl preheating spray gun for blowing coal dust of blast furnace |
| CN1185561A (en) * | 1996-09-30 | 1998-06-24 | Abb研究有限公司 | Premixing burner |
| KR20000023853A (en) * | 1996-07-12 | 2000-04-25 | 테리 에이. 매튜스 | A top injection lance |
| CN2436906Y (en) * | 2000-07-29 | 2001-06-27 | 江苏淮钢集团有限公司 | Composite gun for oxygen-blowing of electric furnace steel making |
| CN200942372Y (en) * | 2006-06-08 | 2007-09-05 | 云南铜业科技发展股份有限公司 | Tube bundle type smelting spray gun |
-
2014
- 2014-10-27 CN CN201410581472.0A patent/CN104406414B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4251271A (en) * | 1977-05-09 | 1981-02-17 | Commonwealth Scientific And Industrial Research Organization | Submerged injection of gas into liquid-pyrometallurgical bath |
| KR20000023853A (en) * | 1996-07-12 | 2000-04-25 | 테리 에이. 매튜스 | A top injection lance |
| CN2279363Y (en) * | 1996-08-28 | 1998-04-22 | 鞍山钢铁集团公司 | Swirl preheating spray gun for blowing coal dust of blast furnace |
| CN1185561A (en) * | 1996-09-30 | 1998-06-24 | Abb研究有限公司 | Premixing burner |
| CN2436906Y (en) * | 2000-07-29 | 2001-06-27 | 江苏淮钢集团有限公司 | Composite gun for oxygen-blowing of electric furnace steel making |
| CN200942372Y (en) * | 2006-06-08 | 2007-09-05 | 云南铜业科技发展股份有限公司 | Tube bundle type smelting spray gun |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110284006A (en) * | 2019-07-29 | 2019-09-27 | 中节能工程技术研究院有限公司 | Top side is compound to blow bath smelting furnace |
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| Publication number | Publication date |
|---|---|
| CN104406414B (en) | 2016-06-22 |
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