CN205662537U - Multi -functional rifle on efflux type tied in a bundle - Google Patents
Multi -functional rifle on efflux type tied in a bundle Download PDFInfo
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- CN205662537U CN205662537U CN201620561247.5U CN201620561247U CN205662537U CN 205662537 U CN205662537 U CN 205662537U CN 201620561247 U CN201620561247 U CN 201620561247U CN 205662537 U CN205662537 U CN 205662537U
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- shower nozzle
- spray orifice
- gun
- orifice
- oxygen spray
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Abstract
The utility model discloses a multi -functional rifle on efflux type tied in a bundle, including the rifle body and shower nozzle, the central point department of putting is through precision finishing shaping aerobic gas spurt on the shower nozzle, there are combustion -supporting oxygen orifice, gas orifice and water cooling channel in oxygen orifice outer lane shaping in proper order, the lavalle hole of oxygen orifice for having shrink, distensibility ability. The shower nozzle adopts high -quality purple copper processing to form, and interior tissue is fine and close, has good heat conductivity, can also prevent to glue the steel, the utility model discloses can adopt scientific calculation to design reasonable structure, the manufacturing of adopting common processing means and processing technology to realize the product, the size of shower nozzle and the performance of main structure and shower nozzle are close international most advanced level, low in manufacturing cost.
Description
Technical field
This utility model belongs to the baking gun design field of RH refining furnace, is specifically related to a kind of many merits of cluster fluidic type
Can top gun.
Background technology
Multifunctional top-gun is a kind of grilled gun used on converter, and it is the important machine of one of molten steel vacuum refining (RH method)
Tool equipment, its multifunctionality shows that it has the multi-functional aspects such as baking, spray oxygen, coal powder injection gas and spray CaF2.
The top gun used on current domestic metallurgical equipment is traditional Laval nozzle version, after oxygen ejection such as
Fruit is designed unreasonable or medium parameter and adjusts not mate and often result in that oxygen utilization rate is low, impact depth does not reaches requirement etc. and lacks
Fall into.The main contributor of disadvantages described above is that oxygen jet Shu Changdu is shorter, is difficult to impact liquid steel level.
Cluster fluidic multifunctional top-gun is the novel top gun of the one in recent years developed.This kind of top gun is that applied aeromechanics is former
Reason, adds with streaming system in tradition top gun, makes the oxygen jet rate of decay significantly slow down, formed and be similar to laser beam
A kind of technology of oxygen jet.This jet energy is concentrated, and has extremely strong penetration capacity, to promoting slag-metal reaction, uniform steel
Water constituent has fairly obvious effect with temperature, minimizing splash, raising oxygen utilization rate, raising recovery rate of iron etc..Due to
The enhancing of penetration capacity, during blowing, top gun gun bit can properly increase, and therefore can reduce top gun consumption.This technology achieves ton
Steel reduces the positive effect of nearly 50 yuan of cost.Cluster fluidic top gun is applied to the primary income of converter and is embodied in: (1) due to
The raising of decarbonization rate, improves production operational availability.(2) due to the reduction of iron content in the minimizing of splash and slag, metal is received
Rate improves, and output of steel increases, and reduces the maintenance cost of vacuum drying oven simultaneously.(3) due to the reduction of terminal [O] in steel, reduce de-
Oxygen aluminum consumes.(4) due to raising and the minimizing of splash of rifle position, the top gun life-span improves.
Cluster fluidic top gun is a particularly important technique part, and whole system is by main oxygen injection system, the protection of main oxygen
System, water-cooling system three part form, and main oxygen system is positioned at the center of coherent jet lance；Main oxygen protection system is positioned at main oxygen
The outer layer of injection system, is provided with epoxy and ring combustion gas spout；Water-cooling system is positioned at top gun outermost layer, is provided with into water in top gun one end
Mouth and outlet；The Quadruplet pipe that the body of a gun is made by seamless steel pipe forms.Main oxygen system with the supersonic speed of Ma=2 to molten bath oxygen supply, ring
Oxygen is with 8m3Supersonic jet is protected by the speed of/min, it is ensured that supersonic jet is compact, coherent and effectively enters molten
Pond, provides second-time burning oxygen simultaneously.
The cluster fluidic multifunctional gun of this Mechanical Builds has the burner function of scrap steel preheating, helping of steel scrap is cut in oxygen blast
Molten function, oxygen blast make the function of bath decarburization and intensification, also have the function etc. spraying powdered carbon making foamed slag, current domestic metallurgical equipment
The coherent jet lance of upper use depends on import for a long time.Therefore, the design of coherent jet lance produces and captures being badly in need of at present
One difficult problem.
Therefore, in view of problem above, it is necessary to propose a kind of novel multifunctional top-gun, use common manufacturing process and
Processing technique realizes the manufacture of product, and the size of shower nozzle and the serviceability of main structure and shower nozzle are first intake close to the world
Flat, processing technique is convenient, reduces cost.
Utility model content
In view of this, this utility model provides a kind of cluster fluidic type multifunctional top-gun, by the structure group to top gun
One-tenth is designed, and uses common manufacturing process and processing technique to realize the manufacture of product so that the size of shower nozzle and master
Construct and the serviceability of shower nozzle facilitates close to international most advanced level, processing technique, reduce cost.
A kind of cluster fluidic type multifunctional top-gun proposed according to the purpose of this utility model, including gun body and shower nozzle, institute
Stating center position on shower nozzle and form oxygen spray orifice by Precision Machining, described oxygen spray orifice outer ring forms combustion-supporting oxygen successively
Gas spurt, gas jet orifice and water-cooling channel, described oxygen spray orifice is the hole, Lavalle with contraction, spreading performance.
Preferably, described shower nozzle uses red copper material.
Preferably, described combustion oxygen spray orifice and described gas jet orifice circular array mode are distributed in the week of oxygen spray orifice
Limit.
Preferably, described combustion oxygen spray orifice and described gas jet orifice are by reamer machine-shaping.
Preferably, at least it is made up of two sections of through holes in described oxygen spray orifice, including contraction section and expansion segment, contraction section through hole
Being gradually reduced to aperture, front end from end, described expansion segment is gradually increased to aperture, front end from end.
Preferably, described contraction section and expansion segment junction are additionally provided with horizontal transition section.
Preferably, described combustion oxygen spray orifice and described gas jet orifice all be arranged in parallel with oxygen spray orifice.
The utility model discloses a kind of cluster fluidic type multifunctional top-gun, its structure is the optimization by calculating
Scheme, the purpose of this utility model is achieved through the following technical solutions:
Shower nozzle uses high-quality red copper to process, and dense internal organization has excellent heat conductivity, it is also possible to prevent from gluing
Steel, the hole, Lavalle of shower nozzle center is oxygen spray orifice, and for main oxygen hole, required precision is higher, is formed by Precision Machining, combustion-supporting
Oxygen spray orifice is made with gas jet orifice special reamer, remaining which floor medium tube use high-quality stainless steel tube and weld with shower nozzle and
Become.A whole set of top gun requires channels open, and welding quality is excellent.
The beneficial effects of the utility model are mainly reflected in:
1) this utility model can use the calculating of science to design rational structure, uses common manufacturing process and adds
Work technique realizes the manufacture of product, and the size of shower nozzle and the serviceability of main structure and shower nozzle are first intake close to the world
Flat.
2) this utility model low cost of manufacture, can save a large amount of foreign exchange, and conforming product rate is high.
3) this product uses in Ge great steel mill, respond well.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the sectional view of multifunctional top-gun.
Fig. 2 is multifunctional top-gun left view.
Numeral in figure or the title of the corresponding component representated by letter:
1, shower nozzle 11, oxygen spray orifice 12, combustion oxygen spray orifice 13, gas jet orifice 14, water-cooling channel 111, contraction section
112, expansion segment 113, changeover portion
Detailed description of the invention
The cluster fluidic multifunctional gun of traditional structure moulding has the burner function of scrap steel preheating, helping of steel scrap is cut in oxygen blast
Molten function, oxygen blast make the function of bath decarburization and intensification, also have the function etc. spraying powdered carbon making foamed slag, current domestic metallurgical equipment
The coherent jet lance of upper use depends on import for a long time.Therefore, the design of coherent jet lance produces and captures being badly in need of at present
One difficult problem.
This utility model is for the deficiencies in the prior art, it is provided that a kind of cluster fluidic type multifunctional top-gun, by top
The structure composition of rifle is designed, and uses common manufacturing process and processing technique to realize the manufacture of product so that shower nozzle
Size and the serviceability of main structure and shower nozzle close to international most advanced level, processing technique is convenient, reduces cost.
By detailed description of the invention, the technical solution of the utility model will be clearly and completely described below.Obviously,
Described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on this utility model
In embodiment, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of this utility model protection.
Please also refer to Fig. 1 and Fig. 2, as it can be seen, a kind of cluster fluidic type multifunctional top-gun, including gun body and shower nozzle 1,
On shower nozzle 1, center position forms oxygen spray orifice 11 by Precision Machining, and oxygen spray orifice 11 outer ring forms combustion-supporting oxygen successively
Gas spurt 12, gas jet orifice 13 and water-cooling channel 14, oxygen spray orifice is the hole, Lavalle with contraction, spreading performance.
At least being made up of two sections of through holes in oxygen spray orifice 11, including contraction section 111 and expansion segment 112, contraction section through hole is certainly
End is gradually reduced to aperture, front end, and expansion segment is gradually increased to aperture, front end from end.By the structure shape to oxygen spray orifice
Formula is defined, and the oxygen entered in shower nozzle is compressed one step ahead, discharges afterwards, is effectively improved oxygen jet velocities.
Wherein, contraction section and expansion segment junction are additionally provided with horizontal transition section 113.Realize air-flow gentle transition and release
Put, improve effluxvelocity.
Shower nozzle in this utility model uses red copper material.Shower nozzle uses high-quality red copper to process, dense internal organization,
There is excellent heat conductivity, it is also possible to prevent steel bonding.
The hole, Lavalle of shower nozzle center is oxygen spray orifice, and for main oxygen hole, required precision is higher, by Precision Machining
Becoming, combustion oxygen spray orifice makes with gas jet orifice special reamer, remaining which floor medium tube employing high-quality stainless steel tube and with spray
Head is welded.A whole set of top gun requires channels open, and welding quality is excellent.
Combustion oxygen spray orifice 12 and gas jet orifice 13 circular array mode are distributed in the periphery of oxygen spray orifice.Combustion oxygen
Spray orifice and gas jet orifice are by reamer machine-shaping.Machine-shaping is convenient, and, by combustion oxygen spray orifice and gas jet orifice
It is uniformly distributed, is effectively improved top gun cured effect.
Gas jet orifice 13 is arranged at the outer ring of combustion oxygen spray orifice 12, and the two is uniformly arranged, preferred combustion gas in the present embodiment
Spray orifice 13 is 10, and combustion oxygen spray orifice 12 is 8, and both is arranged with the center parallel of oxygen spray orifice.This structure designs more
Add compact, reduce the volume of shower nozzle, and make gas mixing more uniform, improve cured effect.Wherein, gas jet orifice with help
The quantity of combustion oxygen spray orifice sets as required, does not limits at this.
The utility model discloses a kind of cluster fluidic type multifunctional top-gun, its structure is the optimization by calculating
Scheme.The purpose of this utility model is achieved through the following technical solutions:
Shower nozzle uses high-quality red copper to process, and dense internal organization has excellent heat conductivity, it is also possible to prevent from gluing
Steel, the hole, Lavalle of shower nozzle center is oxygen spray orifice, and for main oxygen hole, required precision is higher, is formed by Precision Machining, combustion-supporting
Oxygen spray orifice is made with gas jet orifice special reamer, remaining which floor medium tube use high-quality stainless steel tube and weld with shower nozzle and
Become.A whole set of top gun requires channels open, and welding quality is excellent.
The beneficial effects of the utility model are mainly reflected in:
1) this utility model can use the calculating of science to design rational structure, uses common manufacturing process and adds
Work technique realizes the manufacture of product, and the size of shower nozzle and the serviceability of main structure and shower nozzle are first intake close to the world
Flat.
2) this utility model low cost of manufacture, can save a large amount of foreign exchange, and conforming product rate is high.
3) this product uses in Ge great steel mill, respond well.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this practicality new
Type.Multiple amendment to these embodiments will be apparent from for those skilled in the art, is determined herein
The General Principle of justice can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (5)
1. a cluster fluidic type multifunctional top-gun, it is characterised in that include gun body and shower nozzle, center position on described shower nozzle
Form oxygen spray orifice by Precision Machining, described oxygen spray orifice outer ring form successively combustion oxygen spray orifice, gas jet orifice with
And water-cooling channel, described oxygen spray orifice is the hole, Lavalle with contraction, spreading performance.
Cluster fluidic type multifunctional top-gun the most according to claim 1, it is characterised in that described combustion oxygen spray orifice and institute
State gas jet orifice circular array mode and be distributed in the periphery of oxygen spray orifice.
Cluster fluidic type multifunctional top-gun the most according to claim 1, it is characterised in that in described oxygen spray orifice at least by
Two sections of through hole compositions, including contraction section and expansion segment, contraction section through hole is gradually reduced to aperture, front end from end, described expansion segment
It is gradually increased to aperture, front end from end.
Cluster fluidic type multifunctional top-gun the most according to claim 3, it is characterised in that described contraction section is with expansion segment even
The place of connecing is additionally provided with horizontal transition section.
Cluster fluidic type multifunctional top-gun the most according to claim 1, it is characterised in that described combustion oxygen spray orifice and institute
State gas jet orifice all to be arranged in parallel with oxygen spray orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620561247.5U CN205662537U (en) | 2016-06-12 | 2016-06-12 | Multi -functional rifle on efflux type tied in a bundle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620561247.5U CN205662537U (en) | 2016-06-12 | 2016-06-12 | Multi -functional rifle on efflux type tied in a bundle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205662537U true CN205662537U (en) | 2016-10-26 |
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| CN201620561247.5U Active CN205662537U (en) | 2016-06-12 | 2016-06-12 | Multi -functional rifle on efflux type tied in a bundle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105886702A (en) * | 2016-06-12 | 2016-08-24 | 苏州宝联重工股份有限公司 | Concentration-jet-type multifunctional top gun |
-
2016
- 2016-06-12 CN CN201620561247.5U patent/CN205662537U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105886702A (en) * | 2016-06-12 | 2016-08-24 | 苏州宝联重工股份有限公司 | Concentration-jet-type multifunctional top gun |
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