CN201548066U - Pulsation rotational flow spray nozzle for copper smelting - Google Patents
Pulsation rotational flow spray nozzle for copper smelting Download PDFInfo
- Publication number
- CN201548066U CN201548066U CN 200920282330 CN200920282330U CN201548066U CN 201548066 U CN201548066 U CN 201548066U CN 200920282330 CN200920282330 CN 200920282330 CN 200920282330 U CN200920282330 U CN 200920282330U CN 201548066 U CN201548066 U CN 201548066U
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- pulsation
- oxygen
- nozzle
- enriched air
- spray nozzle
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Abstract
The utility model discloses a pulsation rotational flow spray nozzle for copper smelting. Process oxygen-enriched air passing through the spray nozzle forms rotational flow, surging flow is pumped into the center of the rotational flow to make the process oxygen-enriched air generate pulsation, at the same time, the rotational flow and the pulsation enable material particles passing through the spray nozzle to be fully, uniformly and reasonably combined with oxygen to form high rotational pulsating fluid, and the high rotational pulsating fluid can be maintained in a reactor. The spray nozzle adopts the following structure: a material passage, a main process oxygen-enriched air passage, a pulsation oxygen lance and a pulsation fuel burner which have the same center of circle and center line and non-communicated top parts are included and arranged from the outside in; a fluidization feeder is mounted at an inlet of the material passage; and the pulsation oxygen lance is inserted into the cavity of the main process oxygen-enriched air passage, and a swirler is arranged on the outer layer of an outlet of the pulsation oxygen lance and fixed thereon.
Description
Technical field
The utility model relates to copper, nickel, plumbous metallurgical technology field, exactly relates to a kind of pulsation vortex copper and smelts nozzle.
Background technology
Nozzle is the most crucial equipment that suspension copper is smelted, and at present, mainly contains venturi nozzle and central divergent channel in the world, and the major defect of Venturi nozzle is that the distinguished and admirable speed of requirement technology is big, so high oxygen enrichment of incompatibility and high inventory; Central authorities' divergent channel major defect is that diffusivity is big, causes the interparticle collision probability little, and reaction is incomplete, and coefficient of oxygen utilization is low, flue dust incidence height, and thermic load is big, and the furnace wall erosion corrosion is serious, the high production capacity of restriction separate unit flash stove.
Summary of the invention
The purpose of this utility model is the deficiency that overcomes venturi nozzle and central divergent channel, provide a kind of pulsation vortex copper to smelt nozzle, it makes the technology oxygen-enriched air by nozzle form eddy flow, utilization feeds air pulse at the eddy flow center makes the technology oxygen-enriched air produce pulsation, simultaneously eddy flow and pulsating energy make by nozzle material particles and oxygen fully, even, reasonably combine, form height and revolve pulsating fluid, and height can be revolved pulsating fluid and in reactor, keep.
For achieving the above object, the utility model adopts following technical scheme:
A kind of pulsation vortex copper is smelted nozzle, and it comprises material channel, main technology oxygen-enriched air passage, pulsation oxygen rifle and the pulsation fuel nozzle that ecto-entad is arranged, they form sleeve-like configuration, have the same center of circle and center line, and the top is not connected; In material channel import department the fluidisation dispenser is installed; Inserting pulsation oxygen rifle in the cavity of main technology oxygen-enriched air passage, is cyclone at the outlet skin of pulsation oxygen rifle, and cyclone is fixed on the pulsation oxygen rifle.
Described material channel middle part is the contraction of venturi nozzle shape, and the exit is water-cooled element or exotic material element.
The butt joint of flange is adopted in the import of described material channel, main technology oxygen-enriched air passage, pulsation oxygen rifle and pulsation fuel nozzle each other.
Described main technology oxygen-enriched air passage docks with technology oxygen-enriched air pipeline by two pipelines, is separately installed with Laval nozzle and control valve on two pipelines.
Wind-force transmission leaf is installed by the import department of described pulsation oxygen rifle.
Copper by pulsation vortex method of the present utility model is smelted nozzle, is the pulsation vortex nozzle, and this nozzle form is infundibulate or cylindrical shape, and the cross-section structure of ecto-entad is: material channel → main technology oxygen-enriched air passage → pulsation oxygen rifle → pulsation fuel nozzle.Material channel, main technology oxygen-enriched air passage, pulsation oxygen rifle, pulsation fuel nozzle are the concentric circles of forming with nozzle center, and the exit portion of nozzle adopts water-cooled element or exotic material to make; In material channel import department the fluidisation dispenser is installed,, and is made it evenly to enter fluidization of material in the passage of nozzle in order to the speed of control material in import department; Inwardly shrink ringwise at the middle part, makes material change the direction of motion and fully mix with main technology oxygen-enriched air; Insert pulsation oxygen rifle at the center of main technology oxygen-enriched air passage, the outside of pulsation oxygen rifle outlet is equipped with cyclone, import (in the nozzle body) at pulsation oxygen rifle locates to be equipped with the wind-force drive blade, technology oxygen-enriched air or the after-blow of compressed air process Laval nozzle speedup are to the wind-force drive blade, the drive cyclone runs up, and fluid-mixing is converted to high rotary fluid; Industry pure oxygen or oxygen-enriched air are through entering into the center of mixing rotary fluid in the mode of pulse by pulsation oxygen rifle after the Flow-rate adjustment, effect causes the pulsation that mixes rotary fluid because the pine that air pulse changes at rotary fluid center air quantity is risen, and produces in rotary fluid axially and pulsation turbulent flow radially; Under the acting in conjunction of above fluidization, cyclone, air pulse, the technology oxygen-enriched air of nozzle and the rotation fluid-mixing that material (dried concentrate) is converted to a kind of dither will be entered; In the middle of pulsation oxygen rifle, insert the pulsation fuel nozzle, in order to keep thermal balance and to produce the pulsation turbulent flow; Main technology oxygen-enriched air, the import of pulsation oxygen rifle are docked with technology oxygen-enriched air total pipeline by by-pass line, on the admission line of technology oxygen-enriched air total pipeline and pulsation oxygen rifle, flow control valve and instrumentation are installed, different according to inventory and fuel quantity, the control air quantity; The pulsation fuel nozzle is connected with the valve group of compositions such as seamless, rectification by pipeline; The material channel import is docked with transporting equipment by elephant trunk.
Its operation principle is: the dried material and the reaction that have mixed sludging flux enter into feed introduction with the conveying equipment of oxygen-enriched air by separately, in nozzle, mix the fluid that forms a kind of high dust-laden (material particles), make gas, solid two-phase fluid-mixing form high eddy flow and spray by nozzle by the cyclone that is installed in the nozzle; Industry pure oxygen and the fuel pipeline by nozzle center enters into the rotary fluid center of high dust-laden (material particles) with the pulsation form, causes and mixes the rotary fluid pulsation, forms the pulsation vortex body and is injected in the metallurgical furnace.
Profitable fruit of the present utility model: the one, material and oxygen mix, interparticle collision probability height; The 2nd, production capacity is big, and energy consumption is low, small investment; The 3rd, simple in structure, control, operation, easy to maintenance, reliable.
Description of drawings:
Fig. 1 is a described device structure schematic diagram of the present utility model.
Wherein, 1 material channel, 2 cyclones, 3 pulsation oxygen rifles, 4 fluidisation dispensers, 5 main technology oxygen-enriched air passages, 6 wind-force drive blades, 7 Laval nozzles, 8 pulsation fuel nozzles, 9 control valves.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Among Fig. 1, the sleeve-like configuration that nozzle is made up of material channel 1, main technology oxygen-enriched air passage 5, pulsation oxygen rifle 3, pulsation fuel nozzle 8 has the same center of circle and center line, and the top is not connected, for ease of dismounting, maintenance and location, the docking mode of flange is adopted in its import each other.Main technology oxygen-enriched air passage 5 docks with technology oxygen-enriched air pipeline by two pipelines, is separately installed with Laval nozzle 7 and control valve 9 on two pipelines.The skin of material channel 1 is the shell of nozzle, in its import department fluidisation dispenser 4 is installed, and the middle part is the contraction of venturi nozzle shape, exports to be water collar; Insert pulsation oxygen rifle 3 in the cavity of main technology oxygen-enriched air passage 5, the outlet skin of pulsation oxygen rifle 3 is cyclones 2, and cyclone 2 is fixed on the pulsation oxygen rifle 3, and import is equipped with wind-force drive blade 6.In pulsation oxygen rifle 3, insert pulsation fuel nozzle 8.
Technical scheme described in the utility model is not restricted in the scope of embodiment described in the utility model.The utility model not technology contents of detailed description is known technology.
Claims (5)
1. a pulsation vortex copper is smelted nozzle, it is characterized in that it comprises material channel (1), main technology oxygen-enriched air passage (5), pulsation oxygen rifle (3) and the pulsation fuel nozzle (8) that ecto-entad is arranged, they form sleeve-like configuration, have the same center of circle and center line, the top is not connected; In material channel (1) import department fluidisation dispenser (4) is installed; Inserting pulsation oxygen rifle (3) in the cavity of main technology oxygen-enriched air passage (5), is cyclone (2) at the outlet skin of pulsation oxygen rifle (3), and cyclone (2) is fixed on the pulsation oxygen rifle (3).
2. pulsation vortex copper as claimed in claim 1 is smelted nozzle, it is characterized in that, described material channel (1) middle part is the contraction of venturi nozzle shape, and the exit is water-cooled element or exotic material element.
3. pulsation vortex copper as claimed in claim 1 is smelted nozzle, it is characterized in that, the butt joint of flange is adopted in the import of described material channel (1), main technology oxygen-enriched air passage (5), pulsation oxygen rifle (3) and pulsation fuel nozzle (8) each other.
4. pulsation vortex copper as claimed in claim 1 is smelted nozzle, it is characterized in that, described main technology oxygen-enriched air passage (5) docks with technology oxygen-enriched air pipeline by two pipelines, is separately installed with Laval nozzle (7) and control valve (9) on two pipelines.
5. pulsation vortex copper as claimed in claim 1 is smelted nozzle, it is characterized in that, wind-force drive blade (6) is installed by the import department of described pulsation oxygen rifle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920282330 CN201548066U (en) | 2009-11-26 | 2009-11-26 | Pulsation rotational flow spray nozzle for copper smelting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920282330 CN201548066U (en) | 2009-11-26 | 2009-11-26 | Pulsation rotational flow spray nozzle for copper smelting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201548066U true CN201548066U (en) | 2010-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920282330 Expired - Lifetime CN201548066U (en) | 2009-11-26 | 2009-11-26 | Pulsation rotational flow spray nozzle for copper smelting |
Country Status (1)
| Country | Link |
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| CN (1) | CN201548066U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914164A (en) * | 2012-09-26 | 2013-02-06 | 金川集团股份有限公司 | Nickel-making oxygen-enriching top-blowing immersion spray gun with longer service life |
| CN103453774A (en) * | 2013-09-09 | 2013-12-18 | 中南大学 | Inner vortex mixing type alloy nozzle |
| CN104251622A (en) * | 2013-06-28 | 2014-12-31 | 中南大学 | Suspension melting furnace nozzle |
| CN107763666A (en) * | 2017-11-07 | 2018-03-06 | 中国科学院工程热物理研究所 | A kind of head of combustion chamber oil gas mixing machine and the engine with the structure |
| CN112710159A (en) * | 2020-12-10 | 2021-04-27 | 广西金川有色金属有限公司 | Pure oxygen smelting device of flash furnace and using method thereof |
| CN112853104A (en) * | 2021-01-04 | 2021-05-28 | 昆明理工大学 | Method for treating copper-lead-tin-zinc-nickel-containing multi-metal industrial solid waste by oxygen-enriched side-blown chaotic stirring molten pool smelting furnace |
-
2009
- 2009-11-26 CN CN 200920282330 patent/CN201548066U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914164A (en) * | 2012-09-26 | 2013-02-06 | 金川集团股份有限公司 | Nickel-making oxygen-enriching top-blowing immersion spray gun with longer service life |
| CN104251622A (en) * | 2013-06-28 | 2014-12-31 | 中南大学 | Suspension melting furnace nozzle |
| CN104251622B (en) * | 2013-06-28 | 2016-04-13 | 中南大学 | A kind of suspension smelting furnace nozzle |
| CN103453774A (en) * | 2013-09-09 | 2013-12-18 | 中南大学 | Inner vortex mixing type alloy nozzle |
| CN107763666A (en) * | 2017-11-07 | 2018-03-06 | 中国科学院工程热物理研究所 | A kind of head of combustion chamber oil gas mixing machine and the engine with the structure |
| CN107763666B (en) * | 2017-11-07 | 2023-08-04 | 中国科学院工程热物理研究所 | Combustion chamber head oil gas blender and engine with same |
| CN112710159A (en) * | 2020-12-10 | 2021-04-27 | 广西金川有色金属有限公司 | Pure oxygen smelting device of flash furnace and using method thereof |
| CN112853104A (en) * | 2021-01-04 | 2021-05-28 | 昆明理工大学 | Method for treating copper-lead-tin-zinc-nickel-containing multi-metal industrial solid waste by oxygen-enriched side-blown chaotic stirring molten pool smelting furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100811 |
|
| CX01 | Expiry of patent term |